fixed mainClassName for native image build

.gitea/workflows/build.yaml

@@ -9,9 +9,61 @@ jobs:
     steps:
       - name: Checkout sources
         uses: actions/checkout@v4
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: graalvm
+          java-version: 21
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
       - name: Execute Gradle build
+        run: ./gradlew build
+      - name: Prepare Docker image build
+        run: ./gradlew prepareDockerBuild
+      - name: Get project version
+        id: retrieve-version
+        run: ./gradlew -q version >> "$GITHUB_OUTPUT"
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          driver: docker-container
+      - name: Login to Gitea container registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.woggioni.net
+          username: woggioni
+          password: ${{ secrets.PUBLISHER_TOKEN }}
+      -
+        name: Build gbcs Docker image
+        uses: docker/build-push-action@v5.3.0
+        with:
+          context: "docker/build/docker"
+          platforms: linux/amd64,linux/arm64
+          push: true
+          pull: true
+          tags: |
+            gitea.woggioni.net/woggioni/gbcs:latest
+            gitea.woggioni.net/woggioni/gbcs:${{ steps.retrieve-version.outputs.VERSION }}
+          target: release
+          cache-from: type=registry,ref=gitea.woggioni.net/woggioni/gbcs:buildx
+      -
+        name: Build gbcs memcached Docker image
+        uses: docker/build-push-action@v5.3.0
+        with:
+          context: "docker/build/docker"
+          platforms: linux/amd64,linux/arm64
+          push: true
+          pull: true
+          tags: |
+            gitea.woggioni.net/woggioni/gbcs:memcached
+            gitea.woggioni.net/woggioni/gbcs:memcached-${{ steps.retrieve-version.outputs.VERSION }}
+          target: release-memcached
+          cache-from: type=registry,ref=gitea.woggioni.net/woggioni/gbcs:buildx
+          cache-to: type=registry,mode=max,compression=zstd,image-manifest=true,oci-mediatypes=true,ref=gitea.woggioni.net/woggioni/gbcs:buildx
+      - name: Publish artifacts
         env:
           PUBLISHER_TOKEN: ${{ secrets.PUBLISHER_TOKEN }}
-        run: ./gradlew build publish
+        run: ./gradlew publish
+

.gitignore

@@ -3,3 +3,5 @@
 
 # Ignore Gradle build output directory
 build
+
+gbcs-cli/native-image/*.json

Dockerfile

@@ -0,0 +1,2 @@
+FROM gitea.woggioni.net/woggioni/gbcs:memcached
+COPY --chown=luser:luser conf/gbcs-memcached.xml /home/luser/.config/gbcs/gbcs.xml

build.gradle

@@ -1,33 +1,105 @@
 plugins {
     id 'java-library'
     alias catalog.plugins.kotlin.jvm
-    alias catalog.plugins.envelope
     alias catalog.plugins.sambal
+    alias catalog.plugins.lombok
     id 'maven-publish'
 }
 
-import net.woggioni.gradle.envelope.EnvelopeJarTask
-import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
-group = 'net.woggioni'
+allprojects { subproject ->
+    group = 'net.woggioni'
 
-version = project.currentTag ?: "${getProperty('gbcs.version')}.${project.gitRevision[0..10]}"
+        if(project.currentTag.isPresent()) {
+            version = project.currentTag.map { it[0] }.get()
+        } else {
+            version = project.gitRevision.map { gitRevision ->
+                "${getProperty('gbcs.version')}.${gitRevision[0..10]}"
+            }.get()
+        }
 
-envelopeJar {
-    mainModule = 'net.woggioni.gbcs'
-    mainClass = 'net.woggioni.gbcs.GradleBuildCacheServer'
-}
+    repositories {
+        maven {
+            url = getProperty('gitea.maven.url')
+            content {
+                includeModule 'net.woggioni', 'jwo'
+                includeModule 'net.woggioni', 'xmemcached'
+                includeGroup 'com.lys'
+            }
+        }
+        mavenCentral()
+    }
 
-repositories {
-    maven {
-        url = getProperty('gitea.maven.url')
-        content {
-            includeModule 'net.woggioni', 'jwo'
-            includeGroup 'com.lys'
+    pluginManager.withPlugin('java-library') {
+
+        ext {
+            jpmsModuleName = subproject.group + '.' + subproject.name.replace('-', '.')
+        }
+
+        java {
+            withSourcesJar()
+            modularity.inferModulePath = true
+            toolchain {
+                languageVersion = JavaLanguageVersion.of(21)
+                vendor = JvmVendorSpec.ORACLE
+            }
+        }
+
+        test {
+            useJUnitPlatform()
+        }
+
+        tasks.withType(JavaCompile) {
+            modularity.inferModulePath = true
+            options.release = 21
+        }
+
+        tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
+            options.compilerArgumentProviders << new CommandLineArgumentProvider() {
+                @Override
+                Iterable<String> asArguments() {
+                    return ['--patch-module', subproject.jpmsModuleName + '=' + subproject.sourceSets.main.output.asPath]
+                }
+            }
+            options.javaModuleVersion = version
+        }
+    }
+
+    pluginManager.withPlugin(catalog.plugins.kotlin.jvm.get().pluginId) {
+        tasks.withType(KotlinCompile.class) {
+            compilerOptions.jvmTarget = JvmTarget.JVM_21
+        }
+    }
+
+    pluginManager.withPlugin(catalog.plugins.lombok.get().pluginId) {
+        lombok {
+            version = catalog.versions.lombok
+        }
+    }
+
+    pluginManager.withPlugin('maven-publish') {
+
+        publishing {
+            repositories {
+                maven {
+                    name = "Gitea"
+                    url = uri(getProperty('gitea.maven.url'))
+
+                    credentials(HttpHeaderCredentials) {
+                        name = "Authorization"
+                        value = "token ${System.getenv()["PUBLISHER_TOKEN"]}"
+                    }
+
+                    authentication {
+                        header(HttpHeaderAuthentication)
+                    }
+                }
+            }
         }
     }
-    mavenCentral()
 }
 
 dependencies {
@@ -35,75 +107,32 @@ dependencies {
     implementation catalog.slf4j.api
     implementation catalog.netty.codec.http
 
+    api project('gbcs-base')
+    api project('gbcs-api')
+
 //    runtimeOnly catalog.slf4j.jdk14
-    runtimeOnly catalog.logback.classic
+    testRuntimeOnly catalog.logback.classic
 
     testImplementation catalog.bcprov.jdk18on
     testImplementation catalog.bcpkix.jdk18on
     testImplementation catalog.junit.jupiter.api
     testImplementation catalog.junit.jupiter.params
     testRuntimeOnly catalog.junit.jupiter.engine
-}
 
-java {
-    withSourcesJar()
-    modularity.inferModulePath = true
-    toolchain {
-        languageVersion = JavaLanguageVersion.of(21)
-    }
-}
-
-test {
-    useJUnitPlatform()
-}
-
-tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
-    options.compilerArgs << '--patch-module' << 'net.woggioni.gbcs=' + project.sourceSets.main.output.asPath
-    options.javaModuleVersion = provider { version }
-    options.javaModuleMainClass = envelopeJar.mainClass
-}
-
-tasks.withType(JavaCompile) {
-    modularity.inferModulePath = true
-    options.release = 21
-}
-
-
-tasks.named("compileKotlin", KotlinCompile.class) {
-    compilerOptions.jvmTarget = JvmTarget.JVM_21
-}
-
-Provider<EnvelopeJarTask> envelopeJarTaskProvider = tasks.named('envelopeJar', EnvelopeJarTask.class) {
-//    systemProperties['java.util.logging.config.class'] = 'net.woggioni.gbcs.LoggingConfig'
-//    systemProperties['log.config.source'] = 'logging.properties'
-    systemProperties['logback.configurationFile'] = 'classpath:logback.xml'
-}
-
-
-def envelopeJarArtifact = artifacts.add('archives', envelopeJarTaskProvider.get().archiveFile.get().asFile) {
-    type = 'jar'
-    builtBy envelopeJarTaskProvider
+    testRuntimeOnly project("gbcs-memcached")
 }
 
 publishing {
-    repositories {
-        maven {
-            name = "Gitea"
-            url = uri(getProperty('gitea.maven.url'))
-
-            credentials(HttpHeaderCredentials) {
-                name = "Authorization"
-                value = "token ${System.getenv()["PUBLISHER_TOKEN"]}"
-            }
-
-            authentication {
-                header(HttpHeaderAuthentication)
-            }
-        }
-    }
     publications {
         maven(MavenPublication) {
-            artifact envelopeJarArtifact
+            from(components["java"])
         }
     }
 }
+
+tasks.register('version') {
+    doLast {
+        println("VERSION=$version")
+    }
+}
+

conf/gbcs-memcached.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<gbcs:server useVirtualThreads="true" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+             xmlns:gbcs="urn:net.woggioni.gbcs"
+             xmlns:gbcs-memcached="urn:net.woggioni.gbcs-memcached"
+             xs:schemaLocation="urn:net.woggioni.gbcs-memcached jpms://net.woggioni.gbcs.memcached/net/woggioni/gbcs/memcached/schema/gbcs-memcached.xsd urn:net.woggioni.gbcs jpms://net.woggioni.gbcs/net/woggioni/gbcs/schema/gbcs.xsd">
+    <bind host="0.0.0.0" port="13080" />
+    <cache xs:type="gbcs-memcached:memcachedCacheType" max-age="P7D" max-size="16777216" compression-mode="zip">
+        <server host="memcached" port="11211"/>
+    </cache>
+    <authentication>
+        <none/>
+    </authentication>
+</gbcs:server>

conf/logback.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE configuration>
+
+<configuration>
+    <import class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"/>
+    <import class="ch.qos.logback.core.ConsoleAppender"/>
+
+    <appender name="console" class="ConsoleAppender">
+        <target>System.err</target>
+        <encoder class="PatternLayoutEncoder">
+            <pattern>%d [%highlight(%-5level)] \(%thread\) %logger{36} -%kvp- %msg %n</pattern>
+        </encoder>
+    </appender>
+
+    <root level="info">
+        <appender-ref ref="console"/>
+    </root>
+    <logger name="io.netty" level="debug"/>
+    <logger name="com.google.code.yanf4j" level="warn"/>
+    <logger name="net.rubyeye.xmemcached" level="warn"/>
+</configuration>

docker-compose.yml

@@ -0,0 +1,36 @@
+networks:
+  default:
+    external: false
+    ipam:
+      driver: default
+      config:
+        - subnet: 172.118.0.0/16
+          ip_range: 172.118.0.0/16
+          gateway: 172.118.0.254
+services:
+  gbcs:
+    build:
+      context: .
+    container_name: gbcs
+    restart: unless-stopped
+    ports:
+      - "127.0.0.1:8080:13080"
+      - "[::1]:8080:13080"
+    depends_on:
+      memcached:
+        condition: service_started
+    deploy:
+      resources:
+        limits:
+          cpus: "2.00"
+          memory: 256M
+  memcached:
+    image: memcached
+    container_name: memcached
+    restart: unless-stopped
+    command: -I 64m -m 900m
+    deploy:
+      resources:
+        limits:
+          cpus: "1.00"
+          memory: 1G

docker/Dockerfile

@@ -0,0 +1,21 @@
+FROM alpine:latest AS base-release
+RUN --mount=type=cache,target=/var/cache/apk apk update
+RUN --mount=type=cache,target=/var/cache/apk apk add openjdk21-jre
+RUN adduser -D luser
+USER luser
+WORKDIR /home/luser
+
+FROM base-release AS release
+ADD gbcs-cli-envelope-*.jar gbcs.jar
+ENTRYPOINT ["java", "-jar", "/home/luser/gbcs.jar", "server"]
+
+FROM base-release AS release-memcached
+ADD --chown=luser:luser gbcs-cli-envelope-*.jar gbcs.jar
+RUN mkdir plugins
+WORKDIR /home/luser/plugins
+RUN --mount=type=bind,source=.,target=/build/distributions tar -xf /build/distributions/gbcs-memcached*.tar
+WORKDIR /home/luser
+ENTRYPOINT ["java", "-jar", "/home/luser/gbcs.jar", "server"]
+
+FROM release-memcached as compose
+COPY --chown=luser:luser conf/gbcs-memcached.xml /home/luser/.config/gbcs/gbcs.xml

docker/build.gradle

@@ -0,0 +1,67 @@
+plugins {
+    id 'base'
+    alias(catalog.plugins.gradle.docker)
+}
+
+import com.bmuschko.gradle.docker.tasks.image.DockerBuildImage
+import com.bmuschko.gradle.docker.tasks.image.DockerPushImage
+import com.bmuschko.gradle.docker.tasks.image.DockerTagImage
+
+
+configurations {
+    docker {
+        canBeResolved = true
+        transitive = false
+        visible = false
+        canBeConsumed = false
+    }
+}
+
+dependencies {
+    docker project(path: ':gbcs-cli', configuration: 'release')
+    docker project(path: ':gbcs-memcached', configuration: 'release')
+}
+
+Provider<Task> cleanTaskProvider = tasks.named(BasePlugin.CLEAN_TASK_NAME) {}
+
+Provider<Copy> prepareDockerBuild = tasks.register('prepareDockerBuild', Copy) {
+    dependsOn cleanTaskProvider
+    group = 'docker'
+    into project.layout.buildDirectory.file('docker')
+    from(configurations.docker)
+    from(file('Dockerfile'))
+}
+
+Provider<DockerBuildImage> dockerBuild = tasks.register('dockerBuildImage', DockerBuildImage) {
+    group = 'docker'
+    dependsOn prepareDockerBuild
+    images.add('gitea.woggioni.net/woggioni/gbcs:latest')
+    images.add("gitea.woggioni.net/woggioni/gbcs:${version}")
+}
+
+Provider<DockerTagImage> dockerTag = tasks.register('dockerTagImage', DockerTagImage) {
+    group = 'docker'
+    repository = 'gitea.woggioni.net/woggioni/gbcs'
+    imageId = 'gitea.woggioni.net/woggioni/gbcs:latest'
+    tag = version
+}
+
+Provider<DockerTagImage> dockerTagMemcached = tasks.register('dockerTagMemcachedImage', DockerTagImage) {
+    group = 'docker'
+    repository = 'gitea.woggioni.net/woggioni/gbcs'
+    imageId = 'gitea.woggioni.net/woggioni/gbcs:memcached'
+    tag = "${version}-memcached"
+}
+
+Provider<DockerPushImage> dockerPush = tasks.register('dockerPushImage', DockerPushImage) {
+    group = 'docker'
+    dependsOn dockerTag, dockerTagMemcached
+    registryCredentials {
+        url = getProperty('docker.registry.url')
+        username = 'woggioni'
+        password = System.getenv().get("PUBLISHER_TOKEN")
+    }
+    images = [dockerTag.flatMap{ it.tag }, dockerTagMemcached.flatMap{ it.tag }]
+}
+
+

gbcs-api/build.gradle

@@ -0,0 +1,16 @@
+plugins {
+    id 'java-library'
+    id 'maven-publish'
+    alias catalog.plugins.lombok
+}
+
+dependencies {
+}
+
+publishing {
+    publications {
+        maven(MavenPublication) {
+            from(components["java"])
+        }
+    }
+}

gbcs-api/src/main/java/module-info.java

@@ -0,0 +1,6 @@
+module net.woggioni.gbcs.api {
+    requires static lombok;
+    requires java.xml;
+    exports net.woggioni.gbcs.api;
+    exports net.woggioni.gbcs.api.exception;
+}

gbcs-api/src/main/java/net/woggioni/gbcs/api/Cache.java

@@ -0,0 +1,11 @@
+package net.woggioni.gbcs.api;
+
+import net.woggioni.gbcs.api.exception.ContentTooLargeException;
+
+import java.nio.channels.ReadableByteChannel;
+
+public interface Cache extends AutoCloseable {
+    ReadableByteChannel get(String key);
+
+    void put(String key, byte[] content) throws ContentTooLargeException;
+}

gbcs-api/src/main/java/net/woggioni/gbcs/api/CacheProvider.java

@@ -0,0 +1,17 @@
+package net.woggioni.gbcs.api;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+public interface CacheProvider<T extends Configuration.Cache> {
+
+    String getXmlSchemaLocation();
+
+    String getXmlNamespace();
+
+    String getXmlType();
+
+    T deserialize(Element parent);
+
+    Element serialize(Document doc, T cache);
+}

gbcs-api/src/main/java/net/woggioni/gbcs/api/Configuration.java

@@ -0,0 +1,124 @@
+package net.woggioni.gbcs.api;
+
+
+import lombok.EqualsAndHashCode;
+import lombok.Value;
+
+import java.nio.file.Path;
+import java.security.cert.X509Certificate;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+@Value
+public class Configuration {
+    String host;
+    int port;
+    String serverPath;
+    Map<String, User> users;
+    Map<String, Group> groups;
+    Cache cache;
+    Authentication authentication;
+    Tls tls;
+    boolean useVirtualThread;
+
+    @Value
+    public static class Group {
+        @EqualsAndHashCode.Include
+        String name;
+        Set<Role> roles;
+    }
+
+    @Value
+    public static class User {
+        @EqualsAndHashCode.Include
+        String name;
+        String password;
+        Set<Group> groups;
+
+
+        public Set<Role> getRoles() {
+            return groups.stream()
+                    .flatMap(group -> group.getRoles().stream())
+                    .collect(Collectors.toSet());
+        }
+    }
+
+    @FunctionalInterface
+    public interface UserExtractor {
+        User extract(X509Certificate cert);
+    }
+
+    @FunctionalInterface
+    public interface GroupExtractor {
+        Group extract(X509Certificate cert);
+    }
+
+    @Value
+    public static class Tls {
+        KeyStore keyStore;
+        TrustStore trustStore;
+        boolean verifyClients;
+    }
+
+    @Value
+    public static class KeyStore {
+        Path file;
+        String password;
+        String keyAlias;
+        String keyPassword;
+    }
+
+    @Value
+    public static class TrustStore {
+        Path file;
+        String password;
+        boolean checkCertificateStatus;
+    }
+
+    @Value
+    public static class TlsCertificateExtractor {
+        String rdnType;
+        String pattern;
+    }
+
+    public interface Authentication {}
+
+    public static class BasicAuthentication implements Authentication {}
+
+    @Value
+    public static class ClientCertificateAuthentication implements Authentication {
+        TlsCertificateExtractor userExtractor;
+        TlsCertificateExtractor groupExtractor;
+    }
+
+    public interface Cache {
+        net.woggioni.gbcs.api.Cache materialize();
+        String getNamespaceURI();
+        String getTypeName();
+    }
+
+    public static Configuration of(
+            String host,
+            int port,
+            String serverPath,
+            Map<String, User> users,
+            Map<String, Group> groups,
+            Cache cache,
+            Authentication authentication,
+            Tls tls,
+            boolean useVirtualThread
+    ) {
+        return new Configuration(
+                host,
+                port,
+                serverPath != null && !serverPath.isEmpty() && !serverPath.equals("/") ? serverPath : null,
+                users,
+                groups,
+                cache,
+                authentication,
+                tls,
+                useVirtualThread
+        );
+    }
+}

gbcs-api/src/main/java/net/woggioni/gbcs/api/Role.java

@@ -0,0 +1,5 @@
+package net.woggioni.gbcs.api;
+
+public enum Role {
+    Reader, Writer
+}

gbcs-api/src/main/java/net/woggioni/gbcs/api/exception/ContentTooLargeException.java

@@ -0,0 +1,7 @@
+package net.woggioni.gbcs.api.exception;
+
+public class ContentTooLargeException extends GbcsException {
+    public ContentTooLargeException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}

gbcs-api/src/main/java/net/woggioni/gbcs/api/exception/GbcsException.java

@@ -0,0 +1,7 @@
+package net.woggioni.gbcs.api.exception;
+
+public class GbcsException extends RuntimeException {
+    public GbcsException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}

gbcs-base/build.gradle

@@ -0,0 +1,19 @@
+
+plugins {
+    id 'java-library'
+    id 'maven-publish'
+    alias catalog.plugins.kotlin.jvm
+}
+
+dependencies {
+    compileOnly project(':gbcs-api')
+    compileOnly catalog.slf4j.api
+}
+
+publishing {
+    publications {
+        maven(MavenPublication) {
+            from(components["java"])
+        }
+    }
+}

gbcs-base/src/main/java/module-info.java

@@ -0,0 +1,8 @@
+module net.woggioni.gbcs.base {
+    requires java.xml;
+    requires java.logging;
+    requires org.slf4j;
+    requires kotlin.stdlib;
+
+    exports net.woggioni.gbcs.base;
+}

gbcs-base/src/main/kotlin/net/woggioni/gbcs/base/GBCS.kt

@@ -0,0 +1,12 @@
+package net.woggioni.gbcs.base
+
+import java.net.URI
+import java.net.URL
+
+object GBCS {
+    fun String.toUrl() : URL = URL.of(URI(this), null)
+
+    const val GBCS_NAMESPACE_URI: String = "urn:net.woggioni.gbcs"
+    const val GBCS_PREFIX: String = "gbcs"
+    const val XML_SCHEMA_NAMESPACE_URI = "http://www.w3.org/2001/XMLSchema-instance"
+}

gbcs-base/src/main/kotlin/net/woggioni/gbcs/base/GbcsUrlStreamHandlerFactory.kt

@@ -0,0 +1,108 @@
+package net.woggioni.gbcs.base
+
+import java.io.IOException
+import java.io.InputStream
+import java.net.URL
+import java.net.URLConnection
+import java.net.URLStreamHandler
+import java.net.URLStreamHandlerFactory
+import java.util.Optional
+import java.util.concurrent.atomic.AtomicBoolean
+import java.util.stream.Collectors
+
+
+class GbcsUrlStreamHandlerFactory : URLStreamHandlerFactory {
+
+    private class ClasspathHandler(private val classLoader: ClassLoader = GbcsUrlStreamHandlerFactory::class.java.classLoader) :
+        URLStreamHandler() {
+
+        override fun openConnection(u: URL): URLConnection? {
+            return javaClass.module
+                ?.takeIf { m: Module -> m.layer != null }
+                ?.let {
+                    val path = u.path
+                    val i = path.lastIndexOf('/')
+                    val packageName = path.substring(0, i).replace('/', '.')
+                    val modules = packageMap[packageName]!!
+                    ClasspathResourceURLConnection(
+                        u,
+                        modules
+                    )
+                }
+                ?: classLoader.getResource(u.path)?.let(URL::openConnection)
+        }
+    }
+
+    private class JpmsHandler : URLStreamHandler() {
+
+        override fun openConnection(u: URL): URLConnection {
+            val thisModule = javaClass.module
+            val sourceModule = Optional.ofNullable(thisModule)
+                .map { obj: Module -> obj.layer }
+                .flatMap { layer: ModuleLayer ->
+                    val moduleName = u.host
+                    layer.findModule(moduleName)
+                }.orElse(thisModule)
+            return JpmsResourceURLConnection(u, sourceModule)
+        }
+    }
+
+    private class JpmsResourceURLConnection(url: URL, private val module: Module) : URLConnection(url) {
+        override fun connect() {
+        }
+
+        @Throws(IOException::class)
+        override fun getInputStream(): InputStream {
+            return module.getResourceAsStream(getURL().path)
+        }
+    }
+
+    override fun createURLStreamHandler(protocol: String): URLStreamHandler? {
+        return when (protocol) {
+            "classpath" -> ClasspathHandler()
+            "jpms" -> JpmsHandler()
+            else -> null
+        }
+    }
+
+    private class ClasspathResourceURLConnection(url: URL?, private val modules: List<Module>) :
+        URLConnection(url) {
+        override fun connect() {}
+
+        override fun getInputStream(): InputStream? {
+            for (module in modules) {
+                val result = module.getResourceAsStream(getURL().path)
+                if (result != null) return result
+            }
+            return null
+        }
+    }
+
+    companion object {
+        private val installed = AtomicBoolean(false)
+        fun install() {
+            if (!installed.getAndSet(true)) {
+                URL.setURLStreamHandlerFactory(GbcsUrlStreamHandlerFactory())
+            }
+        }
+
+        private val packageMap: Map<String, List<Module>> by lazy {
+            GbcsUrlStreamHandlerFactory::class.java.module.layer
+                .modules()
+                .stream()
+                .flatMap { m: Module ->
+                    m.packages.stream()
+                        .map { p: String -> p to m }
+                }
+                .collect(
+                    Collectors.groupingBy(
+                        Pair<String, Module>::first,
+                        Collectors.mapping(
+                            Pair<String, Module>::second,
+                            Collectors.toUnmodifiableList<Module>()
+                        )
+                    )
+                )
+        }
+    }
+}

gbcs-base/src/main/kotlin/net/woggioni/gbcs/base/HostAndPort.kt

@@ -0,0 +1,8 @@
+package net.woggioni.gbcs.base
+
+
+data class HostAndPort(val host: String, val port: Int = 0) {
+    override fun toString(): String {
+        return "$host:$port"
+    }
+}

gbcs-base/src/main/kotlin/net/woggioni/gbcs/base/Logging.kt

@@ -0,0 +1,111 @@
+package net.woggioni.gbcs.base
+
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import org.slf4j.event.Level
+import java.nio.file.Files
+import java.nio.file.Path
+import java.util.logging.LogManager
+
+inline fun <reified T> T.contextLogger() = LoggerFactory.getLogger(T::class.java)
+
+inline fun Logger.traceParam(messageBuilder : () -> Pair<String, Array<Any>>) {
+    if(isTraceEnabled) {
+        val (format, params) = messageBuilder()
+        trace(format, params)
+    }
+}
+
+inline fun Logger.debugParam(messageBuilder : () -> Pair<String, Array<Any>>) {
+    if(isDebugEnabled) {
+        val (format, params) = messageBuilder()
+        info(format, params)
+    }
+}
+
+inline fun Logger.infoParam(messageBuilder : () -> Pair<String, Array<Any>>) {
+    if(isInfoEnabled) {
+        val (format, params) = messageBuilder()
+        info(format, params)
+    }
+}
+
+inline fun Logger.warnParam(messageBuilder : () -> Pair<String, Array<Any>>) {
+    if(isWarnEnabled) {
+        val (format, params) = messageBuilder()
+        warn(format, params)
+    }
+}
+
+inline fun Logger.errorParam(messageBuilder : () -> Pair<String, Array<Any>>) {
+    if(isErrorEnabled) {
+        val (format, params) = messageBuilder()
+        error(format, params)
+    }
+}
+
+
+inline fun log(log : Logger,
+               filter : Logger.() -> Boolean,
+               loggerMethod : Logger.(String) -> Unit, messageBuilder : () -> String) {
+    if(log.filter()) {
+        log.loggerMethod(messageBuilder())
+    }
+}
+
+inline fun Logger.log(level : Level, messageBuilder : () -> String) {
+    if(isEnabledForLevel(level)) {
+        makeLoggingEventBuilder(level).log(messageBuilder())
+    }
+}
+
+inline fun Logger.trace(messageBuilder : () -> String) {
+    if(isTraceEnabled) {
+        trace(messageBuilder())
+    }
+}
+
+inline fun Logger.debug(messageBuilder : () -> String) {
+    if(isDebugEnabled) {
+        debug(messageBuilder())
+    }
+}
+
+inline fun Logger.info(messageBuilder : () -> String) {
+    if(isInfoEnabled) {
+        info(messageBuilder())
+    }
+}
+
+inline fun Logger.warn(messageBuilder : () -> String) {
+    if(isWarnEnabled) {
+        warn(messageBuilder())
+    }
+}
+
+inline fun Logger.error(messageBuilder : () -> String) {
+    if(isErrorEnabled) {
+        error(messageBuilder())
+    }
+}
+
+
+class LoggingConfig {
+
+    init {
+        val logManager = LogManager.getLogManager()
+        System.getProperty("log.config.source")?.let withSource@ { source ->
+            val urls = LoggingConfig::class.java.classLoader.getResources(source)
+            while(urls.hasMoreElements()) {
+                val url = urls.nextElement()
+                url.openStream().use { inputStream ->
+                    logManager.readConfiguration(inputStream)
+                    return@withSource
+                }
+            }
+            Path.of(source).takeIf(Files::exists)
+                ?.let(Files::newInputStream)
+                ?.use(logManager::readConfiguration)
+        }
+    }
+}

gbcs-base/src/main/kotlin/net/woggioni/gbcs/base/PasswordSecurity.kt

@@ -0,0 +1,46 @@
+package net.woggioni.gbcs.base
+
+import java.security.SecureRandom
+import java.security.spec.KeySpec
+import java.util.Base64
+import javax.crypto.SecretKeyFactory
+import javax.crypto.spec.PBEKeySpec
+
+object PasswordSecurity {
+    private const val KEY_LENGTH = 256
+
+    private fun concat(arr1: ByteArray, arr2: ByteArray): ByteArray {
+        val result = ByteArray(arr1.size + arr2.size)
+        var j = 0
+        for(element in arr1) {
+            result[j] = element
+            j += 1
+        }
+        for(element in arr2) {
+            result[j] = element
+            j += 1
+        }
+        return result
+    }
+
+    fun hashPassword(password : String, salt : String? = null) : String {
+        val actualSalt = salt?.let(Base64.getDecoder()::decode) ?: SecureRandom().run {
+            val result = ByteArray(16)
+            nextBytes(result)
+            result
+        }
+        val spec: KeySpec = PBEKeySpec(password.toCharArray(), actualSalt, 10, KEY_LENGTH)
+        val factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1")
+        val hash = factory.generateSecret(spec).encoded
+        return String(Base64.getEncoder().encode(concat(hash, actualSalt)))
+    }
+
+    fun decodePasswordHash(passwordHash : String) : Pair<ByteArray, ByteArray> {
+        val decoded = Base64.getDecoder().decode(passwordHash)
+        val hash = ByteArray(KEY_LENGTH / 8)
+        val salt = ByteArray(decoded.size - KEY_LENGTH / 8)
+        System.arraycopy(decoded, 0, hash, 0, hash.size)
+        System.arraycopy(decoded, hash.size, salt, 0, salt.size)
+        return hash to salt
+    }
+}

gbcs-base/src/main/kotlin/net/woggioni/gbcs/base/Xml.kt

@@ -1,6 +1,7 @@
-package net.woggioni.gbcs
+package net.woggioni.gbcs.base
 
 import org.slf4j.LoggerFactory
+import org.slf4j.event.Level
 import org.w3c.dom.Document
 import org.w3c.dom.Element
 import org.w3c.dom.Node
@@ -72,7 +73,7 @@ class ElementIterator(parent: Element, name: String? = null) : Iterator<Element>
     }
 }
 
-class Xml(private val doc: Document, val element: Element) {
+class Xml(val doc: Document, val element: Element) {
 
     class ErrorHandler(private val fileURL: URL) : ErrHandler {
 
@@ -80,28 +81,17 @@ class Xml(private val doc: Document, val element: Element) {
             private val log = LoggerFactory.getLogger(ErrorHandler::class.java)
         }
 
-        override fun warning(ex: SAXParseException) {
-            log.warn(
-                "Problem at {}:{}:{} parsing deployment configuration: {}",
-                fileURL, ex.lineNumber, ex.columnNumber, ex.message
-            )
-        }
+         override fun warning(ex: SAXParseException)= err(ex, Level.WARN)
 
-        override fun error(ex: SAXParseException) {
-            log.error(
-                "Problem at {}:{}:{} parsing deployment configuration: {}",
-                fileURL, ex.lineNumber, ex.columnNumber, ex.message
-            )
+        private fun err(ex: SAXParseException, level: Level) {
+            log.log(level) {
+                "Problem at ${fileURL}:${ex.lineNumber}:${ex.columnNumber} parsing deployment configuration: ${ex.message}"
+            }
             throw ex
         }
 
-        override fun fatalError(ex: SAXParseException) {
-            log.error(
-                "Problem at {}:{}:{} parsing deployment configuration: {}",
-                fileURL, ex.lineNumber, ex.columnNumber, ex.message
-            )
-            throw ex
-        }
+        override fun error(ex: SAXParseException) = err(ex, Level.ERROR)
+        override fun fatalError(ex: SAXParseException) = err(ex, Level.ERROR)
     }
 
     companion object {
@@ -127,9 +117,7 @@ class Xml(private val doc: Document, val element: Element) {
 
         fun getSchema(schema: URL): Schema {
             val sf = SchemaFactory.newInstance(W3C_XML_SCHEMA_NS_URI)
-            sf.setFeature(FEATURE_SECURE_PROCESSING, true)
-//        disableProperty(sf, ACCESS_EXTERNAL_SCHEMA)
-//        disableProperty(sf, ACCESS_EXTERNAL_DTD)
+            sf.setFeature(FEATURE_SECURE_PROCESSING, false)
             sf.errorHandler = ErrorHandler(schema)
             return sf.newSchema(schema)
         }
@@ -137,68 +125,45 @@ class Xml(private val doc: Document, val element: Element) {
         fun getSchema(inputStream: InputStream): Schema {
             val sf = SchemaFactory.newInstance(W3C_XML_SCHEMA_NS_URI)
             sf.setFeature(FEATURE_SECURE_PROCESSING, true)
-//        disableProperty(sf, ACCESS_EXTERNAL_SCHEMA)
-//        disableProperty(sf, ACCESS_EXTERNAL_DTD)
             return sf.newSchema(StreamSource(inputStream))
         }
 
         fun newDocumentBuilderFactory(schemaResourceURL: URL?): DocumentBuilderFactory {
             val dbf = DocumentBuilderFactory.newInstance()
-            dbf.setFeature(FEATURE_SECURE_PROCESSING, true)
-            disableProperty(dbf, ACCESS_EXTERNAL_SCHEMA)
+            dbf.setFeature(FEATURE_SECURE_PROCESSING, false)
+            dbf.setAttribute(ACCESS_EXTERNAL_SCHEMA, "all")
             disableProperty(dbf, ACCESS_EXTERNAL_DTD)
-            dbf.isExpandEntityReferences = false
+            dbf.isExpandEntityReferences = true
             dbf.isIgnoringComments = true
             dbf.isNamespaceAware = true
-            dbf.isValidating = false
+            dbf.isValidating = schemaResourceURL == null
+            dbf.setFeature("http://apache.org/xml/features/validation/schema", true)
             schemaResourceURL?.let {
                 dbf.schema = getSchema(it)
             }
             return dbf
         }
 
-    fun newDocumentBuilder(resource: URL, schemaResourceURL: URL?): DocumentBuilder {
-        val db = newDocumentBuilderFactory(schemaResourceURL).newDocumentBuilder()
-        db.setErrorHandler(ErrorHandler(resource))
-        return db
-    }
+        fun newDocumentBuilder(resource: URL, schemaResourceURL: URL?): DocumentBuilder {
+            val db = newDocumentBuilderFactory(schemaResourceURL).newDocumentBuilder()
+            db.setErrorHandler(ErrorHandler(resource))
+            return db
+        }
 
-    fun parseXmlResource(resource: URL, schemaResourceURL: URL?): Document {
-        val db = newDocumentBuilder(resource, schemaResourceURL)
-        return resource.openStream().use(db::parse)
-    }
+        fun parseXmlResource(resource: URL, schemaResourceURL: URL?): Document {
+            val db = newDocumentBuilder(resource, schemaResourceURL)
+            return resource.openStream().use(db::parse)
+        }
 
-    fun parseXml(sourceURL : URL, sourceStream: InputStream? = null, schemaResourceURL: URL? = null): Document {
-        val db = newDocumentBuilder(sourceURL, schemaResourceURL)
-        return sourceStream?.let(db::parse) ?: sourceURL.openStream().use(db::parse)
-    }
-
-//
-//    fun newDocumentBuilder(resource: URL): DocumentBuilder {
-//        val db = newDocumentBuilderFactory(null).newDocumentBuilder()
-//        db.setErrorHandler(XmlErrorHandler(resource))
-//        return db
-//    }
-
-//    fun parseXmlResource(resource: URL): Document {
-//        val db = newDocumentBuilder(resource, null)
-//        return resource.openStream().use(db::parse)
-//    }
+        fun parseXml(sourceURL: URL, sourceStream: InputStream? = null, schemaResourceURL: URL? = null): Document {
+            val db = newDocumentBuilder(sourceURL, schemaResourceURL)
+            return sourceStream?.let(db::parse) ?: sourceURL.openStream().use(db::parse)
+        }
 
         fun write(doc: Document, output: OutputStream) {
             val transformerFactory = TransformerFactory.newInstance()
             val transformer = transformerFactory.newTransformer()
             transformer.setOutputProperty(OutputKeys.INDENT, "yes")
-//            val domImpl = doc.getImplementation()
-//            val docType = domImpl.createDocumentType(
-//                "plist",
-//                "-//Apple//DTD PLIST 1.0//EN",
-//                "http://www.apple.com/DTDs/PropertyList-1.0.dtd"
-//            )
-//            transformer.setOutputProperty(OutputKeys.DOCTYPE_PUBLIC, docType.getPublicId())
-//            transformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, docType.getSystemId())
-//            val transformerFactory = TransformerFactory.newInstance()
-//            val transformer: Transformer = transformerFactory.newTransformer()
             transformer.setOutputProperty(OutputKeys.INDENT, "yes")
             transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4")
             transformer.setOutputProperty(OutputKeys.STANDALONE, "yes")
@@ -208,7 +173,12 @@ class Xml(private val doc: Document, val element: Element) {
             transformer.transform(source, result)
         }
 
-        fun of(namespaceURI: String, qualifiedName: String, schemaResourceURL: URL? = null, cb: Xml.(el: Element) -> Unit): Document {
+        fun of(
+            namespaceURI: String,
+            qualifiedName: String,
+            schemaResourceURL: URL? = null,
+            cb: Xml.(el: Element) -> Unit
+        ): Document {
             val dbf = newDocumentBuilderFactory(schemaResourceURL)
             val db = dbf.newDocumentBuilder()
             val doc = db.newDocument()
@@ -228,15 +198,15 @@ class Xml(private val doc: Document, val element: Element) {
                 removeChild(firstChild ?: break)
             }
         }
-
     }
 
     fun node(
         name: String,
+        namespaceURI: String? = null,
         attrs: Map<String, String> = emptyMap(),
         cb: Xml.(el: Element) -> Unit = {}
     ): Element {
-        val child = doc.createElement(name)
+        val child = doc.createElementNS(namespaceURI, name)
         for ((key, value) in attrs) {
             child.setAttribute(key, value)
         }
@@ -247,13 +217,8 @@ class Xml(private val doc: Document, val element: Element) {
             }
     }
 
-
-    fun attrs(vararg attributes: Pair<String, String>) {
-        for (attr in attributes) element.setAttribute(attr.first, attr.second)
-    }
-
-    fun attr(key: String, value: String) {
-        element.setAttribute(key, value)
+    fun attr(key: String, value: String, namespaceURI: String? = null) {
+        element.setAttributeNS(namespaceURI, key, value)
     }
 
     fun text(txt: String) {

gbcs-cli/build.gradle

@@ -0,0 +1,80 @@
+plugins {
+    id 'java-library'
+    alias catalog.plugins.kotlin.jvm
+    alias catalog.plugins.envelope
+    alias catalog.plugins.sambal
+    alias catalog.plugins.graalvm.native.image
+    id 'maven-publish'
+}
+
+
+import net.woggioni.gradle.envelope.EnvelopeJarTask
+import net.woggioni.gradle.graalvm.NativeImageConfigurationTask
+import net.woggioni.gradle.graalvm.NativeImagePlugin
+import net.woggioni.gradle.graalvm.NativeImageTask
+
+Property<String> mainClassName = objects.property(String.class)
+mainClassName.set('net.woggioni.gbcs.cli.GradleBuildCacheServerCli')
+
+tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
+    options.javaModuleMainClass = mainClassName
+}
+
+configurations {
+    release {
+        transitive = false
+        canBeConsumed = true
+        canBeResolved = true
+        visible = true
+    }
+}
+
+envelopeJar {
+    mainModule = 'net.woggioni.gbcs.cli'
+    mainClass = mainClassName
+
+    extraClasspath = ["plugins"]
+}
+
+dependencies {
+    implementation catalog.jwo
+    implementation catalog.slf4j.api
+    implementation catalog.netty.codec.http
+    implementation catalog.picocli
+
+    implementation project(":gbcs-client")
+    implementation rootProject
+
+//    runtimeOnly catalog.slf4j.jdk14
+    runtimeOnly catalog.logback.classic
+}
+
+Provider<EnvelopeJarTask> envelopeJarTaskProvider = tasks.named('envelopeJar', EnvelopeJarTask.class) {
+//    systemProperties['java.util.logging.config.class'] = 'net.woggioni.gbcs.LoggingConfig'
+//    systemProperties['log.config.source'] = 'logging.properties'
+    systemProperties['logback.configurationFile'] = 'classpath:net/woggioni/gbcs/cli/logback.xml'
+}
+
+tasks.named(NativeImagePlugin.CONFIGURE_NATIVE_IMAGE_TASK_NAME, NativeImageConfigurationTask) {
+    mainClass = mainClassName
+}
+
+tasks.named(NativeImagePlugin.NATIVE_IMAGE_TASK_NAME, NativeImageTask) {
+    mainClass = mainClassName
+    useMusl = true
+    buildStaticImage = true
+}
+
+artifacts {
+    release(envelopeJarTaskProvider)
+}
+
+publishing {
+    publications {
+        maven(MavenPublication) {
+            artifact envelopeJar
+        }
+    }
+}
+
+

gbcs-cli/native-image/native-image.properties

@@ -0,0 +1,2 @@
+Args=-H:Optimize=3 --gc=serial
+#-H:TraceClassInitialization=io.netty.handler.ssl.BouncyCastleAlpnSslUtils

gbcs-cli/src/main/java/module-info.java

@@ -0,0 +1,17 @@
+module net.woggioni.gbcs.cli {
+    requires org.slf4j;
+    requires net.woggioni.gbcs;
+    requires info.picocli;
+    requires net.woggioni.gbcs.base;
+    requires net.woggioni.gbcs.client;
+    requires kotlin.stdlib;
+    requires net.woggioni.jwo;
+    requires net.woggioni.gbcs.api;
+
+    exports net.woggioni.gbcs.cli.impl.converters to info.picocli;
+    opens net.woggioni.gbcs.cli.impl.commands to info.picocli;
+    opens net.woggioni.gbcs.cli.impl to info.picocli;
+    opens net.woggioni.gbcs.cli to info.picocli, net.woggioni.gbcs.base;
+
+    exports net.woggioni.gbcs.cli;
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/GradleBuildCacheServerCli.kt

@@ -0,0 +1,59 @@
+package net.woggioni.gbcs.cli
+
+import net.woggioni.gbcs.base.GbcsUrlStreamHandlerFactory
+import net.woggioni.gbcs.base.contextLogger
+import net.woggioni.gbcs.cli.impl.AbstractVersionProvider
+import net.woggioni.gbcs.cli.impl.GbcsCommand
+import net.woggioni.gbcs.cli.impl.commands.BenchmarkCommand
+import net.woggioni.gbcs.cli.impl.commands.ClientCommand
+import net.woggioni.gbcs.cli.impl.commands.PasswordHashCommand
+import net.woggioni.gbcs.cli.impl.commands.ServerCommand
+import net.woggioni.jwo.Application
+import picocli.CommandLine
+import picocli.CommandLine.Model.CommandSpec
+
+
+@CommandLine.Command(
+    name = "gbcs", versionProvider = GradleBuildCacheServerCli.VersionProvider::class
+)
+class GradleBuildCacheServerCli : GbcsCommand() {
+
+    class VersionProvider : AbstractVersionProvider()
+    companion object {
+        @JvmStatic
+        fun main(vararg args: String) {
+            Thread.currentThread().contextClassLoader = GradleBuildCacheServerCli::class.java.classLoader
+            GbcsUrlStreamHandlerFactory.install()
+            val log = contextLogger()
+            val app = Application.builder("gbcs")
+                .configurationDirectoryEnvVar("GBCS_CONFIGURATION_DIR")
+                .configurationDirectoryPropertyKey("net.woggioni.gbcs.conf.dir")
+                .build()
+            val gbcsCli = GradleBuildCacheServerCli()
+            val commandLine = CommandLine(gbcsCli)
+            commandLine.setExecutionExceptionHandler { ex, cl, parseResult ->
+                log.error(ex.message, ex)
+                CommandLine.ExitCode.SOFTWARE
+            }
+            commandLine.addSubcommand(ServerCommand(app))
+            commandLine.addSubcommand(PasswordHashCommand())
+            commandLine.addSubcommand(
+                CommandLine(ClientCommand(app)).apply {
+                    addSubcommand(BenchmarkCommand())
+                })
+            System.exit(commandLine.execute(*args))
+        }
+    }
+
+    @CommandLine.Option(names = ["-V", "--version"], versionHelp = true)
+    var versionHelp = false
+        private set
+
+    @CommandLine.Spec
+    private lateinit var spec: CommandSpec
+
+
+    override fun run() {
+        spec.commandLine().usage(System.out);
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/AbstractVersionProvider.kt

@@ -0,0 +1,30 @@
+package net.woggioni.gbcs.cli.impl
+
+import picocli.CommandLine
+import java.util.jar.Attributes
+import java.util.jar.JarFile
+import java.util.jar.Manifest
+
+
+abstract class AbstractVersionProvider : CommandLine.IVersionProvider {
+    private val version: String
+    private val vcsHash: String
+
+    init {
+        val mf = Manifest()
+        javaClass.module.getResourceAsStream(JarFile.MANIFEST_NAME).use { `is` ->
+            mf.read(`is`)
+        }
+        val mainAttributes = mf.mainAttributes
+        version = mainAttributes.getValue(Attributes.Name.SPECIFICATION_VERSION) ?: throw RuntimeException("Version information not found in manifest")
+        vcsHash = mainAttributes.getValue(Attributes.Name.IMPLEMENTATION_VERSION) ?: throw RuntimeException("Version information not found in manifest")
+    }
+
+    override fun getVersion(): Array<String?> {
+        return if (version.endsWith("-SNAPSHOT")) {
+            arrayOf(version, vcsHash)
+        } else {
+            arrayOf(version)
+        }
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/GbcsCommand.kt

@@ -0,0 +1,19 @@
+package net.woggioni.gbcs.cli.impl
+
+import net.woggioni.jwo.Application
+import picocli.CommandLine
+import java.nio.file.Path
+
+
+abstract class GbcsCommand : Runnable {
+
+    @CommandLine.Option(names = ["-h", "--help"], usageHelp = true)
+    var usageHelp = false
+        private set
+
+    protected fun findConfigurationFile(app: Application, fileName : String): Path {
+        val confDir = app.computeConfigurationDirectory()
+        val configurationFile = confDir.resolve(fileName)
+        return configurationFile
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/commands/BenchmarkCommand.kt

@@ -0,0 +1,132 @@
+package net.woggioni.gbcs.cli.impl.commands
+
+import net.woggioni.gbcs.base.contextLogger
+import net.woggioni.gbcs.base.error
+import net.woggioni.gbcs.base.info
+import net.woggioni.gbcs.cli.impl.GbcsCommand
+import net.woggioni.gbcs.client.GbcsClient
+import picocli.CommandLine
+import java.security.SecureRandom
+import java.time.Duration
+import java.time.Instant
+import java.util.Base64
+import java.util.concurrent.ExecutionException
+import java.util.concurrent.Future
+import java.util.concurrent.LinkedBlockingQueue
+import java.util.concurrent.atomic.AtomicLong
+import kotlin.random.Random
+
+@CommandLine.Command(
+    name = "benchmark",
+    description = ["Run a load test against the server"],
+    showDefaultValues = true
+)
+class BenchmarkCommand : GbcsCommand() {
+    private val log = contextLogger()
+
+    @CommandLine.Spec
+    private lateinit var spec: CommandLine.Model.CommandSpec
+
+    @CommandLine.Option(
+        names = ["-e", "--entries"],
+        description = ["Total number of elements to be added to the cache"],
+        paramLabel = "NUMBER_OF_ENTRIES"
+    )
+    private var numberOfEntries = 1000
+
+    override fun run() {
+        val clientCommand = spec.parent().userObject() as ClientCommand
+        val profile = clientCommand.profileName.let { profileName ->
+            clientCommand.configuration.profiles[profileName]
+                ?: throw IllegalArgumentException("Profile $profileName does not exist in configuration")
+        }
+        val client = GbcsClient(profile)
+
+        val entryGenerator = sequence {
+            val random = Random(SecureRandom.getInstance("NativePRNGNonBlocking").nextLong())
+            while (true) {
+                val key = Base64.getUrlEncoder().encode(random.nextBytes(16)).toString(Charsets.UTF_8)
+                val value = random.nextBytes(0x1000)
+                yield(key to value)
+            }
+        }
+
+        val entries = let {
+            val completionQueue = LinkedBlockingQueue<Future<Pair<String, ByteArray>>>(numberOfEntries)
+            val start = Instant.now()
+            val totalElapsedTime = AtomicLong(0)
+            entryGenerator.take(numberOfEntries).forEach { entry ->
+                val requestStart = System.nanoTime()
+                val future = client.put(entry.first, entry.second).thenApply { entry }
+                future.whenComplete { _, _ ->
+                    totalElapsedTime.addAndGet((System.nanoTime() - requestStart))
+                    completionQueue.put(future)
+                }
+            }
+
+            val inserted = sequence<Pair<String, ByteArray>> {
+                var completionCounter = 0
+                while (completionCounter < numberOfEntries) {
+                    val future = completionQueue.take()
+                    try {
+                        yield(future.get())
+                    } catch (ee: ExecutionException) {
+                        val cause = ee.cause ?: ee
+                        log.error(cause.message, cause)
+                    }
+                    completionCounter += 1
+                }
+            }.toList()
+            val end = Instant.now()
+            log.info {
+                val elapsed = Duration.between(start, end).toMillis()
+                "Insertion rate: ${numberOfEntries.toDouble() / elapsed * 1000} ops/s"
+            }
+            log.info {
+                "Average time per insertion: ${totalElapsedTime.get() / numberOfEntries.toDouble() * 1000} ms"
+            }
+            inserted
+        }
+        log.info {
+            "Inserted ${entries.size} entries"
+        }
+        if (entries.isNotEmpty()) {
+            val completionQueue = LinkedBlockingQueue<Future<Unit>>(entries.size)
+            val start = Instant.now()
+            val totalElapsedTime = AtomicLong(0)
+            entries.forEach { entry ->
+                val requestStart = System.nanoTime()
+                val future = client.get(entry.first).thenApply {
+                    totalElapsedTime.addAndGet((System.nanoTime() - requestStart))
+                    if (it == null) {
+                        log.error {
+                            "Missing entry for key '${entry.first}'"
+                        }
+                    } else if (!entry.second.contentEquals(it)) {
+                        log.error {
+                            "Retrieved a value different from what was inserted for key '${entry.first}'"
+                        }
+                    }
+                }
+                future.whenComplete { _, _ ->
+                    completionQueue.put(future)
+                }
+            }
+            var completionCounter = 0
+            while (completionCounter < entries.size) {
+                completionQueue.take()
+                completionCounter += 1
+            }
+            val end = Instant.now()
+            log.info {
+                val elapsed = Duration.between(start, end).toMillis()
+                "Retrieval rate: ${entries.size.toDouble() / elapsed * 1000} ops/s"
+            }
+            log.info {
+                "Average time per retrieval: ${totalElapsedTime.get() / numberOfEntries.toDouble() * 1e6} ms"
+            }
+        } else {
+            log.error("Skipping retrieval benchmark as it was not possible to insert any entry in the cache")
+        }
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/commands/ClientCommand.kt

@@ -0,0 +1,41 @@
+package net.woggioni.gbcs.cli.impl.commands
+
+import net.woggioni.gbcs.cli.impl.GbcsCommand
+import net.woggioni.gbcs.client.GbcsClient
+import net.woggioni.jwo.Application
+import picocli.CommandLine
+import java.nio.file.Path
+
+@CommandLine.Command(
+    name = "client",
+    description = ["GBCS client"],
+    showDefaultValues = true
+)
+class ClientCommand(app : Application) : GbcsCommand() {
+
+    @CommandLine.Option(
+        names = ["-c", "--configuration"],
+        description = ["Path to the client configuration file"],
+        paramLabel = "CONFIGURATION_FILE"
+    )
+    private var configurationFile : Path = findConfigurationFile(app, "gbcs-client.xml")
+
+    @CommandLine.Option(
+        names = ["-p", "--profile"],
+        description = ["Name of the client profile to be used"],
+        paramLabel = "PROFILE",
+        required = true
+    )
+    var profileName : String? = null
+
+    val configuration : GbcsClient.Configuration by lazy {
+        GbcsClient.Configuration.parse(configurationFile)
+    }
+
+    override fun run() {
+        println("Available profiles:")
+        configuration.profiles.forEach { (profileName, _) ->
+            println(profileName)
+        }
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/commands/PasswordHashCommand.kt

@@ -0,0 +1,37 @@
+package net.woggioni.gbcs.cli.impl.commands
+
+import net.woggioni.gbcs.base.PasswordSecurity.hashPassword
+import net.woggioni.gbcs.cli.impl.GbcsCommand
+import net.woggioni.gbcs.cli.impl.converters.OutputStreamConverter
+import net.woggioni.jwo.UncloseableOutputStream
+import picocli.CommandLine
+import java.io.OutputStream
+import java.io.OutputStreamWriter
+import java.io.PrintWriter
+
+
+@CommandLine.Command(
+    name = "password",
+    description = ["Generate a password hash to add to GBCS configuration file"],
+    showDefaultValues = true
+)
+class PasswordHashCommand : GbcsCommand() {
+    @CommandLine.Option(
+        names = ["-o", "--output-file"],
+        description = ["Write the output to a file instead of stdout"],
+        converter = [OutputStreamConverter::class],
+        showDefaultValue = CommandLine.Help.Visibility.NEVER,
+        paramLabel = "OUTPUT_FILE"
+    )
+    private var outputStream: OutputStream = UncloseableOutputStream(System.out)
+
+    override fun run() {
+        val password1 = String(System.console().readPassword("Type your password:"))
+        val password2 = String(System.console().readPassword("Type your password again for confirmation:"))
+        if(password1 != password2) throw IllegalArgumentException("Passwords do not match")
+
+        PrintWriter(OutputStreamWriter(outputStream, Charsets.UTF_8)).use {
+            it.println(hashPassword(password1))
+        }
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/commands/ServerCommand.kt

@@ -0,0 +1,67 @@
+package net.woggioni.gbcs.cli.impl.commands
+
+import net.woggioni.gbcs.GradleBuildCacheServer
+import net.woggioni.gbcs.GradleBuildCacheServer.Companion.DEFAULT_CONFIGURATION_URL
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.base.contextLogger
+import net.woggioni.gbcs.base.debug
+import net.woggioni.gbcs.base.info
+import net.woggioni.gbcs.cli.impl.GbcsCommand
+import net.woggioni.jwo.Application
+import net.woggioni.jwo.JWO
+import picocli.CommandLine
+import java.io.ByteArrayOutputStream
+import java.nio.file.Files
+import java.nio.file.Path
+
+@CommandLine.Command(
+    name = "server",
+    description = ["GBCS server"],
+    showDefaultValues = true
+)
+class ServerCommand(app : Application) : GbcsCommand() {
+
+    private val log = contextLogger()
+
+    private fun createDefaultConfigurationFile(configurationFile: Path) {
+        log.info {
+            "Creating default configuration file at '$configurationFile'"
+        }
+        val defaultConfigurationFileResource = DEFAULT_CONFIGURATION_URL
+        Files.newOutputStream(configurationFile).use { outputStream ->
+            defaultConfigurationFileResource.openStream().use { inputStream ->
+                JWO.copy(inputStream, outputStream)
+            }
+        }
+    }
+
+    @CommandLine.Option(
+        names = ["-c", "--config-file"],
+        description = ["Read the application configuration from this file"],
+        paramLabel = "CONFIG_FILE"
+    )
+    private var configurationFile: Path = findConfigurationFile(app, "gbcs-server.xml")
+
+    val configuration : Configuration by lazy {
+        GradleBuildCacheServer.loadConfiguration(configurationFile)
+    }
+
+    override fun run() {
+        if (!Files.exists(configurationFile)) {
+            Files.createDirectories(configurationFile.parent)
+            createDefaultConfigurationFile(configurationFile)
+        }
+
+        val configuration = GradleBuildCacheServer.loadConfiguration(configurationFile)
+        log.debug {
+            ByteArrayOutputStream().also {
+                GradleBuildCacheServer.dumpConfiguration(configuration, it)
+            }.let {
+                "Server configuration:\n${String(it.toByteArray())}"
+            }
+        }
+        val server = GradleBuildCacheServer(configuration)
+        server.run().use {
+        }
+    }
+}

gbcs-cli/src/main/kotlin/net/woggioni/gbcs/cli/impl/converters/OutputStreamConverter.kt

@@ -0,0 +1,13 @@
+package net.woggioni.gbcs.cli.impl.converters
+
+import picocli.CommandLine
+import java.io.OutputStream
+import java.nio.file.Files
+import java.nio.file.Paths
+
+
+class OutputStreamConverter : CommandLine.ITypeConverter<OutputStream> {
+    override fun convert(value: String): OutputStream {
+        return Files.newOutputStream(Paths.get(value))
+    }
+}

gbcs-cli/src/main/resources/net/woggioni/gbcs/cli/logback.xml

@@ -6,14 +6,15 @@
     <import class="ch.qos.logback.core.ConsoleAppender"/>
 
     <appender name="console" class="ConsoleAppender">
-        <target>System.out</target>
+        <target>System.err</target>
         <encoder class="PatternLayoutEncoder">
             <pattern>%d [%highlight(%-5level)] \(%thread\) %logger{36} -%kvp- %msg %n</pattern>
         </encoder>
     </appender>
 
-    <root level="debug">
+    <root level="info">
         <appender-ref ref="console"/>
     </root>
-    <logger name="io.netty" level="info"/>
+    <logger name="com.google.code.yanf4j" level="warn"/>
+    <logger name="net.rubyeye.xmemcached" level="warn"/>
 </configuration>

gbcs-client/build.gradle

@@ -0,0 +1,14 @@
+plugins {
+    id 'java-library'
+    alias catalog.plugins.kotlin.jvm
+}
+
+dependencies {
+    implementation project(':gbcs-base')
+    implementation catalog.picocli
+    implementation catalog.slf4j.api
+    implementation catalog.netty.buffer
+    implementation catalog.netty.codec.http
+}
+
+

gbcs-client/src/main/java/module-info.java

@@ -0,0 +1,16 @@
+module net.woggioni.gbcs.client {
+    requires io.netty.handler;
+    requires io.netty.codec.http;
+    requires io.netty.transport;
+    requires kotlin.stdlib;
+    requires io.netty.common;
+    requires io.netty.buffer;
+    requires java.xml;
+    requires net.woggioni.gbcs.base;
+    requires io.netty.codec;
+    requires org.slf4j;
+
+    exports net.woggioni.gbcs.client;
+
+    opens net.woggioni.gbcs.client.schema;
+}

gbcs-client/src/main/kotlin/net/woggioni/gbcs/client/Client.kt

@@ -0,0 +1,254 @@
+package net.woggioni.gbcs.client
+
+import io.netty.bootstrap.Bootstrap
+import io.netty.buffer.ByteBuf
+import io.netty.buffer.Unpooled
+import io.netty.channel.Channel
+import io.netty.channel.ChannelHandlerContext
+import io.netty.channel.ChannelOption
+import io.netty.channel.ChannelPipeline
+import io.netty.channel.SimpleChannelInboundHandler
+import io.netty.channel.nio.NioEventLoopGroup
+import io.netty.channel.pool.AbstractChannelPoolHandler
+import io.netty.channel.pool.ChannelPool
+import io.netty.channel.pool.FixedChannelPool
+import io.netty.channel.socket.nio.NioSocketChannel
+import io.netty.handler.codec.DecoderException
+import io.netty.handler.codec.http.DefaultFullHttpRequest
+import io.netty.handler.codec.http.FullHttpRequest
+import io.netty.handler.codec.http.FullHttpResponse
+import io.netty.handler.codec.http.HttpClientCodec
+import io.netty.handler.codec.http.HttpContentDecompressor
+import io.netty.handler.codec.http.HttpHeaderNames
+import io.netty.handler.codec.http.HttpHeaderValues
+import io.netty.handler.codec.http.HttpMethod
+import io.netty.handler.codec.http.HttpObjectAggregator
+import io.netty.handler.codec.http.HttpResponseStatus
+import io.netty.handler.codec.http.HttpVersion
+import io.netty.handler.ssl.SslContext
+import io.netty.handler.ssl.SslContextBuilder
+import io.netty.handler.stream.ChunkedWriteHandler
+import io.netty.util.concurrent.Future
+import io.netty.util.concurrent.GenericFutureListener
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.base.contextLogger
+import net.woggioni.gbcs.base.debug
+import net.woggioni.gbcs.base.info
+import net.woggioni.gbcs.client.impl.Parser
+import java.net.InetSocketAddress
+import java.net.URI
+import java.nio.file.Files
+import java.nio.file.Path
+import java.security.PrivateKey
+import java.security.cert.X509Certificate
+import java.util.Base64
+import java.util.concurrent.CompletableFuture
+import java.util.concurrent.atomic.AtomicInteger
+import io.netty.util.concurrent.Future as NettyFuture
+
+
+class GbcsClient(private val profile: Configuration.Profile) : AutoCloseable {
+    private val group: NioEventLoopGroup
+    private var sslContext: SslContext
+    private val log = contextLogger()
+    private val pool: ChannelPool
+
+    data class Configuration(
+        val profiles: Map<String, Profile>
+    ) {
+        sealed class Authentication {
+            data class TlsClientAuthenticationCredentials(
+                val key: PrivateKey,
+                val certificateChain: Array<X509Certificate>
+            ) : Authentication()
+
+            data class BasicAuthenticationCredentials(val username: String, val password: String) : Authentication()
+        }
+
+        data class Profile(
+            val serverURI: URI,
+            val authentication: Authentication?,
+            val maxConnections : Int
+        )
+
+        companion object {
+            fun parse(path: Path): Configuration {
+                return Files.newInputStream(path).use {
+                    Xml.parseXml(path.toUri().toURL(), it)
+                }.let(Parser::parse)
+            }
+        }
+    }
+
+    init {
+        group = NioEventLoopGroup()
+        sslContext = SslContextBuilder.forClient().also { builder ->
+            (profile.authentication as? Configuration.Authentication.TlsClientAuthenticationCredentials)?.let { tlsClientAuthenticationCredentials ->
+                builder.keyManager(
+                    tlsClientAuthenticationCredentials.key,
+                    *tlsClientAuthenticationCredentials.certificateChain
+                )
+            }
+        }.build()
+
+        val (scheme, host, port) = profile.serverURI.run {
+            Triple(
+                if (scheme == null) "http" else profile.serverURI.scheme,
+                host,
+                port.takeIf { it > 0 } ?: if ("https" == scheme.lowercase()) 443 else 80
+            )
+        }
+
+        val bootstrap = Bootstrap().apply {
+            group(group)
+            channel(NioSocketChannel::class.java)
+            option(ChannelOption.TCP_NODELAY, true)
+            option(ChannelOption.SO_KEEPALIVE, true)
+            remoteAddress(InetSocketAddress(host, port))
+        }
+        val channelPoolHandler = object : AbstractChannelPoolHandler() {
+
+            @Volatile
+            private var connectionCount = AtomicInteger()
+
+            @Volatile
+            private var leaseCount = AtomicInteger()
+
+            override fun channelReleased(ch: Channel) {
+                log.debug {
+                    "Released lease ${leaseCount.decrementAndGet()}"
+                }
+            }
+
+            override fun channelAcquired(ch: Channel?) {
+                log.debug {
+                    "Acquired lease ${leaseCount.getAndIncrement()}"
+                }
+            }
+
+            override fun channelCreated(ch: Channel) {
+                log.debug {
+                    "Created connection ${connectionCount.getAndIncrement()}"
+                }
+                val pipeline: ChannelPipeline = ch.pipeline()
+
+                // Add SSL handler if needed
+                if ("https".equals(scheme, ignoreCase = true)) {
+                    pipeline.addLast("ssl", sslContext.newHandler(ch.alloc(), host, port))
+                }
+
+                // HTTP handlers
+                pipeline.addLast("codec", HttpClientCodec())
+                pipeline.addLast("decompressor", HttpContentDecompressor())
+                pipeline.addLast("aggregator", HttpObjectAggregator(1048576))
+                pipeline.addLast("chunked", ChunkedWriteHandler())
+            }
+        }
+        pool = FixedChannelPool(bootstrap, channelPoolHandler, profile.maxConnections)
+    }
+
+    fun get(key: String): CompletableFuture<ByteArray?> {
+        return sendRequest(profile.serverURI.resolve(key), HttpMethod.GET, null)
+            .thenApply {
+                val status = it.status()
+                if (it.status() == HttpResponseStatus.NOT_FOUND) {
+                    null
+                } else if (it.status() != HttpResponseStatus.OK) {
+                    throw HttpException(status)
+                } else {
+                    it.content()
+                }
+            }.thenApply { maybeByteBuf ->
+                maybeByteBuf?.let {
+                    val result = ByteArray(it.readableBytes())
+                    it.getBytes(0, result)
+                    result
+                }
+            }
+    }
+
+    fun put(key: String, content: ByteArray): CompletableFuture<Unit> {
+        return sendRequest(profile.serverURI.resolve(key), HttpMethod.PUT, content).thenApply {
+            val status = it.status()
+            if (it.status() != HttpResponseStatus.CREATED) {
+                throw HttpException(status)
+            }
+        }
+    }
+
+    private fun sendRequest(uri: URI, method: HttpMethod, body: ByteArray?): CompletableFuture<FullHttpResponse> {
+        val responseFuture = CompletableFuture<FullHttpResponse>()
+        // Custom handler for processing responses
+        pool.acquire().addListener(object : GenericFutureListener<NettyFuture<Channel>> {
+            override fun operationComplete(channelFuture: Future<Channel>) {
+                if (channelFuture.isSuccess) {
+                    val channel = channelFuture.now
+                    val pipeline = channel.pipeline()
+                    channel.pipeline().addLast("handler", object : SimpleChannelInboundHandler<FullHttpResponse>() {
+                        override fun channelRead0(
+                            ctx: ChannelHandlerContext,
+                            response: FullHttpResponse
+                        ) {
+                            responseFuture.complete(response)
+                            pipeline.removeLast()
+                            pool.release(channel)
+                        }
+
+                        override fun exceptionCaught(ctx: ChannelHandlerContext, cause: Throwable) {
+                            val ex = when (cause) {
+                                is DecoderException -> cause.cause
+                                else -> cause
+                            }
+                            responseFuture.completeExceptionally(ex)
+                            ctx.close()
+                            pipeline.removeLast()
+                            pool.release(channel)
+                        }
+                    })
+                    // Prepare the HTTP request
+                    val request: FullHttpRequest = let {
+                        val content: ByteBuf? = body?.takeIf(ByteArray::isNotEmpty)?.let(Unpooled::wrappedBuffer)
+                        DefaultFullHttpRequest(
+                            HttpVersion.HTTP_1_1,
+                            method,
+                            uri.rawPath,
+                            content ?: Unpooled.buffer(0)
+                        ).apply {
+                            headers().apply {
+                                if (content != null) {
+                                    set(HttpHeaderNames.CONTENT_TYPE, HttpHeaderValues.APPLICATION_OCTET_STREAM)
+                                    set(HttpHeaderNames.CONTENT_LENGTH, content.readableBytes())
+                                }
+                                set(HttpHeaderNames.HOST, profile.serverURI.host)
+                                set(HttpHeaderNames.CONNECTION, HttpHeaderValues.CLOSE)
+                                set(
+                                    HttpHeaderNames.ACCEPT_ENCODING,
+                                    HttpHeaderValues.GZIP.toString() + "," + HttpHeaderValues.DEFLATE.toString()
+                                )
+                                // Add basic auth if configured
+                                (profile.authentication as? Configuration.Authentication.BasicAuthenticationCredentials)?.let { credentials ->
+                                    val auth = "${credentials.username}:${credentials.password}"
+                                    val encodedAuth = Base64.getEncoder().encodeToString(auth.toByteArray())
+                                    set(HttpHeaderNames.AUTHORIZATION, "Basic $encodedAuth")
+                                }
+                            }
+                        }
+                    }
+
+                    // Set headers
+                    // Send the request
+                    channel.writeAndFlush(request)
+                }
+            }
+        })
+        return responseFuture
+    }
+
+    fun shutDown(): NettyFuture<*> {
+        return group.shutdownGracefully()
+    }
+
+    override fun close() {
+        shutDown().sync()
+    }
+}

gbcs-client/src/main/kotlin/net/woggioni/gbcs/client/Exception.kt

@@ -0,0 +1,9 @@
+package net.woggioni.gbcs.client
+
+import io.netty.handler.codec.http.HttpResponseStatus
+
+class HttpException(private val status : HttpResponseStatus) : RuntimeException(status.reasonPhrase()) {
+
+    override val message: String
+        get() = "Http status ${status.code()}: ${status.reasonPhrase()}"
+}

gbcs-client/src/main/kotlin/net/woggioni/gbcs/client/impl/Parser.kt

@@ -0,0 +1,68 @@
+package net.woggioni.gbcs.client.impl
+
+import net.woggioni.gbcs.base.Xml.Companion.asIterable
+import net.woggioni.gbcs.client.GbcsClient
+import org.w3c.dom.Document
+import java.net.URI
+import java.nio.file.Files
+import java.nio.file.Path
+import java.security.KeyStore
+import java.security.PrivateKey
+import java.security.cert.X509Certificate
+
+object Parser {
+
+    fun parse(document: Document): GbcsClient.Configuration {
+        val root = document.documentElement
+
+        val profiles = mutableMapOf<String, GbcsClient.Configuration.Profile>()
+
+        for (child in root.asIterable()) {
+            val tagName = child.localName
+            when (tagName) {
+                "profile" -> {
+                    val name = child.getAttribute("name")
+                    val uri = child.getAttribute("base-url").let(::URI)
+                    var authentication: GbcsClient.Configuration.Authentication? = null
+                    for (gchild in child.asIterable()) {
+                        when (gchild.localName) {
+                            "tls-client-auth" -> {
+                                val keyStoreFile = gchild.getAttribute("key-store-file")
+                                val keyStorePassword =
+                                    gchild.getAttribute("key-store-password").takeIf(String::isNotEmpty)
+                                val keyAlias = gchild.getAttribute("key-alias")
+                                val keyPassword = gchild.getAttribute("key-password").takeIf(String::isNotEmpty)
+
+                                val keystore = KeyStore.getInstance("PKCS12").apply {
+                                    Files.newInputStream(Path.of(keyStoreFile)).use {
+                                        load(it, keyStorePassword?.toCharArray())
+                                    }
+                                }
+                                val key = keystore.getKey(keyAlias, keyPassword?.toCharArray()) as PrivateKey
+                                val certChain = keystore.getCertificateChain(keyAlias).asSequence()
+                                    .map { it as X509Certificate }
+                                    .toList()
+                                    .toTypedArray()
+                                authentication =
+                                    GbcsClient.Configuration.Authentication.TlsClientAuthenticationCredentials(key, certChain)
+                            }
+
+                            "basic-auth" -> {
+                                val username = gchild.getAttribute("user")
+                                val password = gchild.getAttribute("password")
+                                authentication =
+                                    GbcsClient.Configuration.Authentication.BasicAuthenticationCredentials(username, password)
+                            }
+                        }
+                    }
+                    val maxConnections = child.getAttribute("max-connections")
+                        .takeIf(String::isNotEmpty)
+                        ?.let(String::toInt)
+                        ?: 50
+                    profiles[name] = GbcsClient.Configuration.Profile(uri, authentication, maxConnections)
+                }
+            }
+        }
+        return GbcsClient.Configuration(profiles)
+    }
+}

gbcs-client/src/main/resources/net/woggioni/gbcs/client/schema/gbcs-client.xsd

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<xs:schema targetNamespace="urn:net.woggioni.gbcs.client"
+           xmlns:xs="http://www.w3.org/2001/XMLSchema"
+           xmlns:gbcs-client="urn:net.woggioni.gbcs.client"
+           elementFormDefault="unqualified"
+>
+    <xs:element name="profiles" type="gbcs-client:profilesType"/>
+
+    <xs:complexType name="profilesType">
+        <xs:sequence minOccurs="0">
+            <xs:element name="profile" type="gbcs-client:profileType" maxOccurs="unbounded"/>
+        </xs:sequence>
+    </xs:complexType>
+
+    <xs:complexType name="profileType">
+        <xs:choice>
+            <xs:element name="basic-auth" type="gbcs-client:basicAuthType"/>
+            <xs:element name="tls-client-auth" type="gbcs-client:tlsClientAuthType"/>
+        </xs:choice>
+        <xs:attribute name="name" type="xs:token" use="required"/>
+        <xs:attribute name="base-url" type="xs:anyURI" use="required"/>
+        <xs:attribute name="max-connections" type="xs:positiveInteger" default="50"/>
+    </xs:complexType>
+
+    <xs:complexType name="basicAuthType">
+        <xs:attribute name="user" type="xs:string" use="required"/>
+        <xs:attribute name="password" type="xs:string" use="required"/>
+    </xs:complexType>
+
+    <xs:complexType name="tlsClientAuthType">
+        <xs:attribute name="key-store-file" type="xs:anyURI" use="required"/>
+        <xs:attribute name="key-store-password" type="xs:string" use="required"/>
+        <xs:attribute name="key-alias" type="xs:string" use="required"/>
+        <xs:attribute name="key-password" type="xs:string" use="optional"/>
+    </xs:complexType>
+
+</xs:schema>

gbcs-client/src/test/resources/net/woggioni/gbcs/client/test/gbcs-client.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<gbcs-client:profiles xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+                      xmlns:gbcs-client="urn:net.woggioni.gbcs.client"
+                      xs:schemaLocation="urn:net.woggioni.gbcs.client jms://net.woggioni.gbcs.client/net/woggioni/gbcs/client/schema/gbcs-client.xsd"
+                      >
+    <profile name="profile1" base-url="https://gbcs1.example.com/">
+        <tls-client-auth
+                key-store-file="keystore.pfx"
+                key-store-password="password"
+                key-alias="woggioni@c962475fa38"
+                key-password="key-password"/>
+    </profile>
+    <profile name="profile2" base-url="https://gbcs2.example.com/">
+        <basic-auth user="user" password="password"/>
+    </profile>
+</gbcs-client:profiles>

gbcs-memcached/build.gradle

@@ -0,0 +1,58 @@
+plugins {
+    id 'java-library'
+    id 'maven-publish'
+    alias catalog.plugins.kotlin.jvm
+}
+
+configurations {
+    bundle {
+        extendsFrom runtimeClasspath
+        canBeResolved = true
+        canBeConsumed = false
+        visible = false
+
+        resolutionStrategy {
+            dependencies {
+                exclude group: 'org.slf4j', module: 'slf4j-api'
+                exclude group: 'org.jetbrains.kotlin', module: 'kotlin-stdlib'
+                exclude group: 'org.jetbrains', module: 'annotations'
+            }
+        }
+    }
+
+    release {
+        transitive = false
+        canBeConsumed = true
+        canBeResolved = true
+        visible = true
+    }
+}
+
+dependencies {
+    compileOnly project(':gbcs-base')
+    compileOnly project(':gbcs-api')
+    compileOnly catalog.jwo
+    implementation catalog.xmemcached
+}
+
+Provider<Tar> bundleTask = tasks.register("bundle", Tar) {
+    from(tasks.named(JavaPlugin.JAR_TASK_NAME))
+    from(configurations.bundle)
+    group = BasePlugin.BUILD_GROUP
+}
+
+tasks.named(BasePlugin.ASSEMBLE_TASK_NAME) {
+    dependsOn(bundleTask)
+}
+
+artifacts {
+    release(bundleTask)
+}
+
+publishing {
+    publications {
+        maven(MavenPublication) {
+            artifact bundleTask
+        }
+    }
+}

gbcs-memcached/src/main/java/module-info.java

@@ -0,0 +1,14 @@
+import net.woggioni.gbcs.api.CacheProvider;
+
+module net.woggioni.gbcs.memcached {
+    requires net.woggioni.gbcs.base;
+    requires net.woggioni.gbcs.api;
+    requires com.googlecode.xmemcached;
+    requires net.woggioni.jwo;
+    requires java.xml;
+    requires kotlin.stdlib;
+
+    provides CacheProvider with net.woggioni.gbcs.memcached.MemcachedCacheProvider;
+
+    opens net.woggioni.gbcs.memcached.schema;
+}

gbcs-memcached/src/main/kotlin/net/woggioni/gbcs/memcached/MemcachedCache.kt

@@ -0,0 +1,59 @@
+package net.woggioni.gbcs.memcached
+
+import net.rubyeye.xmemcached.XMemcachedClientBuilder
+import net.rubyeye.xmemcached.command.BinaryCommandFactory
+import net.rubyeye.xmemcached.transcoders.CompressionMode
+import net.rubyeye.xmemcached.transcoders.SerializingTranscoder
+import net.woggioni.gbcs.api.Cache
+import net.woggioni.gbcs.api.exception.ContentTooLargeException
+import net.woggioni.gbcs.base.HostAndPort
+import net.woggioni.jwo.JWO
+import java.io.ByteArrayInputStream
+import java.net.InetSocketAddress
+import java.nio.channels.Channels
+import java.nio.channels.ReadableByteChannel
+import java.nio.charset.StandardCharsets
+import java.security.MessageDigest
+import java.time.Duration
+
+class MemcachedCache(
+    servers: List<HostAndPort>,
+    private val maxAge: Duration,
+    maxSize : Int,
+    digestAlgorithm: String?,
+    compressionMode: CompressionMode,
+) : Cache {
+    private val memcachedClient = XMemcachedClientBuilder(
+        servers.stream().map { addr: HostAndPort -> InetSocketAddress(addr.host, addr.port) }.toList()
+    ).apply {
+        commandFactory = BinaryCommandFactory()
+        digestAlgorithm?.let { dAlg ->
+            setKeyProvider { key ->
+                val md = MessageDigest.getInstance(dAlg)
+                md.update(key.toByteArray(StandardCharsets.UTF_8))
+                JWO.bytesToHex(md.digest())
+            }
+        }
+        transcoder = SerializingTranscoder(maxSize).apply {
+            setCompressionMode(compressionMode)
+        }
+    }.build()
+
+    override fun get(key: String): ReadableByteChannel? {
+        return memcachedClient.get<ByteArray>(key)
+            ?.let(::ByteArrayInputStream)
+            ?.let(Channels::newChannel)
+    }
+
+    override fun put(key: String, content: ByteArray) {
+        try {
+            memcachedClient[key, maxAge.toSeconds().toInt()] = content
+        } catch (e: IllegalArgumentException) {
+            throw ContentTooLargeException(e.message, e)
+        }
+    }
+
+    override fun close() {
+        memcachedClient.shutdown()
+    }
+}

gbcs-memcached/src/main/kotlin/net/woggioni/gbcs/memcached/MemcachedCacheConfiguration.kt

@@ -0,0 +1,26 @@
+package net.woggioni.gbcs.memcached
+
+import net.rubyeye.xmemcached.transcoders.CompressionMode
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.base.HostAndPort
+import java.time.Duration
+
+data class MemcachedCacheConfiguration(
+    var servers: List<HostAndPort>,
+    var maxAge: Duration = Duration.ofDays(1),
+    var maxSize: Int = 0x100000,
+    var digestAlgorithm: String? = null,
+    var compressionMode: CompressionMode = CompressionMode.ZIP,
+) : Configuration.Cache {
+    override fun materialize() = MemcachedCache(
+        servers,
+        maxAge,
+        maxSize,
+        digestAlgorithm,
+        compressionMode
+    )
+
+    override fun getNamespaceURI() = "urn:net.woggioni.gbcs-memcached"
+
+    override fun getTypeName() = "memcachedCacheType"
+}

gbcs-memcached/src/main/kotlin/net/woggioni/gbcs/memcached/MemcachedCacheProvider.kt

@@ -0,0 +1,91 @@
+package net.woggioni.gbcs.memcached
+
+import net.rubyeye.xmemcached.transcoders.CompressionMode
+import net.woggioni.gbcs.api.CacheProvider
+import net.woggioni.gbcs.base.GBCS
+import net.woggioni.gbcs.base.HostAndPort
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.base.Xml.Companion.asIterable
+import org.w3c.dom.Document
+import org.w3c.dom.Element
+import java.time.Duration
+
+class MemcachedCacheProvider : CacheProvider<MemcachedCacheConfiguration> {
+    override fun getXmlSchemaLocation() = "classpath:net/woggioni/gbcs/memcached/schema/gbcs-memcached.xsd"
+
+    override fun getXmlType() = "memcachedCacheType"
+
+    override fun getXmlNamespace() = "urn:net.woggioni.gbcs-memcached"
+
+    val xmlNamespacePrefix : String
+        get() = "gbcs-memcached"
+
+    override fun deserialize(el: Element): MemcachedCacheConfiguration {
+        val servers = mutableListOf<HostAndPort>()
+        val maxAge = el.getAttribute("max-age")
+            .takeIf(String::isNotEmpty)
+            ?.let(Duration::parse)
+            ?: Duration.ofDays(1)
+        val maxSize = el.getAttribute("max-size")
+            .takeIf(String::isNotEmpty)
+            ?.let(String::toInt)
+            ?: 0x100000
+        val enableCompression = el.getAttribute("enable-compression")
+            .takeIf(String::isNotEmpty)
+            ?.let(String::toBoolean)
+            ?: false
+        val compressionMode = el.getAttribute("compression-mode")
+            .takeIf(String::isNotEmpty)
+            ?.let {
+                when (it) {
+                    "gzip" -> CompressionMode.GZIP
+                    "zip" -> CompressionMode.ZIP
+                    else -> CompressionMode.ZIP
+                }
+            }
+            ?: CompressionMode.ZIP
+        val digestAlgorithm = el.getAttribute("digest").takeIf(String::isNotEmpty)
+        for (child in el.asIterable()) {
+            when (child.nodeName) {
+                "server" -> {
+                    servers.add(HostAndPort(child.getAttribute("host"), child.getAttribute("port").toInt()))
+                }
+            }
+        }
+
+        return MemcachedCacheConfiguration(
+            servers,
+            maxAge,
+            maxSize,
+            digestAlgorithm,
+            compressionMode,
+        )
+    }
+
+    override fun serialize(doc: Document, cache: MemcachedCacheConfiguration) = cache.run {
+        val result = doc.createElement("cache")
+        Xml.of(doc, result) {
+            attr("xmlns:${xmlNamespacePrefix}", xmlNamespace, namespaceURI = "http://www.w3.org/2000/xmlns/")
+
+            attr("xs:type", "${xmlNamespacePrefix}:$xmlType", GBCS.XML_SCHEMA_NAMESPACE_URI)
+            for (server in servers) {
+                node("server") {
+                    attr("host", server.host)
+                    attr("port", server.port.toString())
+                }
+            }
+            attr("max-age", maxAge.toString())
+            attr("max-size", maxSize.toString())
+            digestAlgorithm?.let { digestAlgorithm ->
+                attr("digest", digestAlgorithm)
+            }
+            attr(
+                "compression-mode", when (compressionMode) {
+                    CompressionMode.GZIP -> "gzip"
+                    CompressionMode.ZIP -> "zip"
+                }
+            )
+        }
+        result
+    }
+}

gbcs-memcached/src/main/resources/META-INF/services/net.woggioni.gbcs.api.CacheProvider

@@ -0,0 +1 @@
+net.woggioni.gbcs.memcached.MemcachedCacheProvider

gbcs-memcached/src/main/resources/net/woggioni/gbcs/memcached/schema/gbcs-memcached.xsd

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<xs:schema targetNamespace="urn:net.woggioni.gbcs-memcached"
+           xmlns:gbcs-memcached="urn:net.woggioni.gbcs-memcached"
+           xmlns:gbcs="urn:net.woggioni.gbcs"
+           xmlns:xs="http://www.w3.org/2001/XMLSchema">
+
+    <xs:import schemaLocation="classpath:net/woggioni/gbcs/schema/gbcs.xsd" namespace="urn:net.woggioni.gbcs"/>
+
+    <xs:complexType name="memcachedServerType">
+        <xs:attribute name="host" type="xs:string" use="required"/>
+        <xs:attribute name="port" type="xs:positiveInteger" use="required"/>
+    </xs:complexType>
+
+    <xs:complexType name="memcachedCacheType">
+        <xs:complexContent>
+            <xs:extension base="gbcs:cacheType">
+                <xs:sequence maxOccurs="unbounded">
+                    <xs:element name="server" type="gbcs-memcached:memcachedServerType"/>
+                </xs:sequence>
+                <xs:attribute name="max-age" type="xs:duration" default="P1D"/>
+                <xs:attribute name="max-size" type="xs:unsignedInt" default="1048576"/>
+                <xs:attribute name="digest" type="xs:token" />
+                <xs:attribute name="compression-mode" type="gbcs-memcached:compressionType" default="zip"/>
+            </xs:extension>
+        </xs:complexContent>
+    </xs:complexType>
+
+    <xs:simpleType name="compressionType">
+        <xs:restriction base="xs:token">
+            <xs:enumeration value="zip"/>
+            <xs:enumeration value="gzip"/>
+        </xs:restriction>
+    </xs:simpleType>
+
+</xs:schema>

gradle.properties

@@ -1,5 +1,10 @@
-gbcs.version = 1.0.0
+org.gradle.configuration-cache=false
+org.gradle.parallel=true
+org.gradle.caching=true
 
-lys.version = 2024.12.21
+gbcs.version = 0.0.1
+
+lys.version = 2025.01.10
 
 gitea.maven.url = https://gitea.woggioni.net/api/packages/woggioni/maven
+docker.registry.url=gitea.woggioni.net

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.12-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

gradlew

@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -84,7 +86,8 @@ done
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
+' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum

gradlew.bat

@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################

native-image/native-image.properties

@@ -1 +0,0 @@
-Args=-H:Optimize=3 --gc=serial --libc=musl --static -H:TraceClassInitialization=io.netty.handler.ssl.BouncyCastleAlpnSslUtils 

settings.gradle

@@ -20,10 +20,16 @@ dependencyResolutionManagement {
     versionCatalogs {
         catalog {
             from group: 'com.lys', name: 'lys-catalog', version: getProperty('lys.version')
-            version('envelope', '2024.12.15')
         }
     }
 }
 
 rootProject.name = 'gbcs'
 
+include 'gbcs-api'
+include 'gbcs-base'
+include 'gbcs-memcached'
+include 'gbcs-cli'
+include 'docker'
+include 'gbcs-client'
+

src/main/java/module-info.java

@@ -1,6 +1,7 @@
-import net.woggioni.gbcs.url.ClasspathUrlStreamHandlerFactoryProvider;
+import net.woggioni.gbcs.api.CacheProvider;
+import net.woggioni.gbcs.cache.FileSystemCacheProvider;
 
-open module net.woggioni.gbcs {
+module net.woggioni.gbcs {
     requires java.sql;
     requires java.xml;
     requires java.logging;
@@ -14,10 +15,14 @@ open module net.woggioni.gbcs {
     requires io.netty.codec;
     requires org.slf4j;
     requires net.woggioni.jwo;
+    requires net.woggioni.gbcs.base;
+    requires net.woggioni.gbcs.api;
 
     exports net.woggioni.gbcs;
-    exports net.woggioni.gbcs.url;
-//    opens net.woggioni.gbcs to net.woggioni.envelope;
-    provides java.net.URLStreamHandlerFactory with ClasspathUrlStreamHandlerFactoryProvider;
-    uses java.net.URLStreamHandlerFactory;
+
+    opens net.woggioni.gbcs;
+    opens net.woggioni.gbcs.schema;
+
+    uses CacheProvider;
+    provides CacheProvider with FileSystemCacheProvider;
 }

src/main/java/net/woggioni/gbcs/NettyPingServer.java

@@ -1,88 +0,0 @@
-package net.woggioni.gbcs;
-
-import io.netty.bootstrap.ServerBootstrap;
-import io.netty.channel.*;
-import io.netty.channel.nio.NioEventLoopGroup;
-import io.netty.channel.socket.SocketChannel;
-import io.netty.channel.socket.nio.NioServerSocketChannel;
-import io.netty.handler.codec.string.StringDecoder;
-import io.netty.handler.codec.string.StringEncoder;
-import io.netty.util.CharsetUtil;
-
-public class NettyPingServer {
-    private final int port;
-
-    public NettyPingServer(int port) {
-        this.port = port;
-    }
-
-    public void start() throws Exception {
-        // Create event loop groups for handling incoming connections and processing
-        EventLoopGroup bossGroup = new NioEventLoopGroup();
-        EventLoopGroup workerGroup = new NioEventLoopGroup();
-
-        try {
-            // Create server bootstrap configuration
-            ServerBootstrap bootstrap = new ServerBootstrap()
-                    .group(bossGroup, workerGroup)
-                    .channel(NioServerSocketChannel.class)
-                    .childHandler(new ChannelInitializer<SocketChannel>() {
-                        @Override
-                        protected void initChannel(SocketChannel ch) throws Exception {
-                            ch.pipeline().addLast(
-                                    new StringDecoder(CharsetUtil.UTF_8),
-                                    new StringEncoder(CharsetUtil.UTF_8),
-                                    new PingServerHandler()
-                            );
-                        }
-                    })
-                    .option(ChannelOption.SO_BACKLOG, 128)
-                    .childOption(ChannelOption.SO_KEEPALIVE, true);
-
-            // Bind and start the server
-            ChannelFuture future = bootstrap.bind(port).sync();
-            System.out.println("Ping Server started on port: " + port);
-            try(final var handle = new GradleBuildCacheServer.ServerHandle(future, bossGroup, workerGroup)) {
-                Thread.sleep(5000);
-                future.channel().close();
-                // Wait until the server socket is closed
-                future.channel().closeFuture().sync();
-            }
-        } finally {
-            // Shutdown event loop groups
-//            workerGroup.shutdownGracefully();
-//            bossGroup.shutdownGracefully();
-        }
-    }
-
-    // Custom handler for processing ping requests
-    private static class PingServerHandler extends SimpleChannelInboundHandler<String> {
-        @Override
-        protected void channelRead0(ChannelHandlerContext ctx, String msg) throws Exception {
-            // Check if the received message is a ping request
-            if ("ping".equalsIgnoreCase(msg.trim())) {
-                // Respond with "pong"
-                ctx.writeAndFlush("pong\n");
-                System.out.println("Received ping, sent pong");
-            }
-        }
-
-        @Override
-        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
-            // Log and close the connection in case of any errors
-            cause.printStackTrace();
-            ctx.close();
-        }
-    }
-
-    // Main method to start the server
-    public static void main(String[] args) throws Exception {
-        int port = 8080; // Default port
-        if (args.length > 0) {
-            port = Integer.parseInt(args[0]);
-        }
-
-        new NettyPingServer(port).start();
-    }
-}
-

src/main/java/net/woggioni/gbcs/url/ClasspathUrlStreamHandlerFactoryProvider.java

@@ -1,46 +0,0 @@
-package net.woggioni.gbcs.url;
-
-import net.woggioni.jwo.Fun;
-
-import java.io.IOException;
-import java.net.URL;
-import java.net.URLConnection;
-import java.net.URLStreamHandler;
-import java.net.URLStreamHandlerFactory;
-import java.util.Optional;
-
-public class ClasspathUrlStreamHandlerFactoryProvider implements URLStreamHandlerFactory {
-
-    private static class Handler extends URLStreamHandler {
-        private final ClassLoader classLoader;
-
-        public Handler() {
-            this.classLoader = getClass().getClassLoader();
-        }
-
-        public Handler(ClassLoader classLoader) {
-            this.classLoader = classLoader;
-        }
-
-        @Override
-        protected URLConnection openConnection(URL u) throws IOException {
-            final URL resourceUrl = classLoader.getResource(u.getPath());
-            return Optional.ofNullable(resourceUrl)
-                    .map((Fun<URL, URLConnection>) URL::openConnection)
-                    .orElseThrow(IOException::new);
-        }
-    }
-
-    @Override
-    public URLStreamHandler createURLStreamHandler(String protocol) {
-        URLStreamHandler result;
-        switch (protocol) {
-            case "classpath":
-                result = new Handler();
-                break;
-            default:
-                result = null;
-        }
-        return result;
-    }
-}

src/main/kotlin/net/woggioni/gbcs/GradleBuildCacheServer.kt

@@ -12,7 +12,6 @@ import io.netty.channel.ChannelInitializer
 import io.netty.channel.ChannelOption
 import io.netty.channel.ChannelPromise
 import io.netty.channel.DefaultFileRegion
-import io.netty.channel.EventLoopGroup
 import io.netty.channel.SimpleChannelInboundHandler
 import io.netty.channel.nio.NioEventLoopGroup
 import io.netty.channel.socket.nio.NioServerSocketChannel
@@ -42,27 +41,34 @@ import io.netty.handler.stream.ChunkedNioStream
 import io.netty.handler.stream.ChunkedWriteHandler
 import io.netty.util.concurrent.DefaultEventExecutorGroup
 import io.netty.util.concurrent.EventExecutorGroup
-import net.woggioni.gbcs.cache.Cache
-import net.woggioni.gbcs.cache.FileSystemCache
-import net.woggioni.gbcs.configuration.Configuration
-import net.woggioni.gbcs.url.ClasspathUrlStreamHandlerFactoryProvider
-import net.woggioni.jwo.Application
+import net.woggioni.gbcs.api.Cache
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.api.Role
+import net.woggioni.gbcs.api.exception.ContentTooLargeException
+import net.woggioni.gbcs.auth.AbstractNettyHttpAuthenticator
+import net.woggioni.gbcs.auth.Authorizer
+import net.woggioni.gbcs.auth.ClientCertificateValidator
+import net.woggioni.gbcs.auth.RoleAuthorizer
+import net.woggioni.gbcs.base.GBCS.toUrl
+import net.woggioni.gbcs.base.PasswordSecurity.decodePasswordHash
+import net.woggioni.gbcs.base.PasswordSecurity.hashPassword
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.base.contextLogger
+import net.woggioni.gbcs.base.info
+import net.woggioni.gbcs.configuration.Parser
+import net.woggioni.gbcs.configuration.Serializer
 import net.woggioni.jwo.JWO
 import net.woggioni.jwo.Tuple2
+import java.io.OutputStream
 import java.net.InetSocketAddress
-import java.net.URI
-import java.net.URL
-import java.net.URLStreamHandlerFactory
 import java.nio.channels.FileChannel
 import java.nio.file.Files
 import java.nio.file.Path
 import java.security.KeyStore
-import java.security.MessageDigest
 import java.security.PrivateKey
 import java.security.cert.X509Certificate
 import java.util.Arrays
 import java.util.Base64
-import java.util.concurrent.Executors
 import java.util.regex.Matcher
 import java.util.regex.Pattern
 import javax.naming.ldap.LdapName
@@ -96,6 +102,7 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
     private class ClientCertificateAuthenticator(
         authorizer: Authorizer,
         private val sslEngine: SSLEngine,
+        private val anonymousUserRoles: Set<Role>?,
         private val userExtractor: Configuration.UserExtractor?,
         private val groupExtractor: Configuration.GroupExtractor?,
     ) : AbstractNettyHttpAuthenticator(authorizer) {
@@ -106,16 +113,16 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
 
         override fun authenticate(ctx: ChannelHandlerContext, req: HttpRequest): Set<Role>? {
             return try {
-                sslEngine.session.peerCertificates
-            } catch (es : SSLPeerUnverifiedException) {
-                null
-            }?.takeIf {
-                it.isNotEmpty()
-            }?.let { peerCertificates ->
-                val clientCertificate = peerCertificates.first() as X509Certificate
-                val user = userExtractor?.extract(clientCertificate)
-                val group = groupExtractor?.extract(clientCertificate)
-                (group?.roles ?: emptySet()) + (user?.roles ?: emptySet())
+                sslEngine.session.peerCertificates.takeIf {
+                    it.isNotEmpty()
+                }?.let { peerCertificates ->
+                    val clientCertificate = peerCertificates.first() as X509Certificate
+                    val user = userExtractor?.extract(clientCertificate)
+                    val group = groupExtractor?.extract(clientCertificate)
+                    (group?.roles ?: emptySet()) + (user?.roles ?: emptySet())
+                } ?: anonymousUserRoles
+            } catch (es: SSLPeerUnverifiedException) {
+                anonymousUserRoles
             }
         }
     }
@@ -133,21 +140,21 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
                 log.debug(ctx) {
                     "Missing Authorization header"
                 }
-                return null
+                return users[""]?.roles
             }
             val cursor = authorizationHeader.indexOf(' ')
             if (cursor < 0) {
                 log.debug(ctx) {
                     "Invalid Authorization header: '$authorizationHeader'"
                 }
-                return null
+                return users[""]?.roles
             }
             val authenticationType = authorizationHeader.substring(0, cursor)
             if ("Basic" != authenticationType) {
                 log.debug(ctx) {
                     "Invalid authentication type header: '$authenticationType'"
                 }
-                return null
+                return users[""]?.roles
             }
             val (username, password) = Base64.getDecoder().decode(authorizationHeader.substring(cursor + 1))
                 .let(::String)
@@ -171,40 +178,38 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
         }
     }
 
-    private class ServerInitializer(private val cfg: Configuration) : ChannelInitializer<Channel>() {
-
-        private fun createSslCtx(tls: Configuration.Tls): SslContext {
-            val keyStore = tls.keyStore
-            return if (keyStore == null) {
-                throw IllegalArgumentException("No keystore configured")
-            } else {
-                val javaKeyStore = loadKeystore(keyStore.file, keyStore.password)
-                val serverKey = javaKeyStore.getKey(
-                    keyStore.keyAlias, keyStore.keyPassword?.let(String::toCharArray)
-                ) as PrivateKey
-                val serverCert: Array<X509Certificate> =
-                    Arrays.stream(javaKeyStore.getCertificateChain(keyStore.keyAlias))
-                        .map { it as X509Certificate }
-                        .toArray { size -> Array<X509Certificate?>(size) { null } }
-                SslContextBuilder.forServer(serverKey, *serverCert).apply {
-                    if (tls.verifyClients) {
-                        clientAuth(ClientAuth.OPTIONAL)
-                        val trustStore = tls.trustStore
-                        if (trustStore != null) {
-                            val ts = loadKeystore(trustStore.file, trustStore.password)
-                            trustManager(
-                                ClientCertificateValidator.getTrustManager(ts, trustStore.checkCertificateStatus)
-                            )
-                        }
-                    }
-                }.build()
-            }
-        }
-
-        private val sslContext: SslContext? = cfg.tls?.let(this::createSslCtx)
-        private val group: EventExecutorGroup = DefaultEventExecutorGroup(Runtime.getRuntime().availableProcessors())
+    private class ServerInitializer(
+        private val cfg: Configuration,
+        private val eventExecutorGroup: EventExecutorGroup
+    ) : ChannelInitializer<Channel>() {
 
         companion object {
+            private fun createSslCtx(tls: Configuration.Tls): SslContext {
+                val keyStore = tls.keyStore
+                return if (keyStore == null) {
+                    throw IllegalArgumentException("No keystore configured")
+                } else {
+                    val javaKeyStore = loadKeystore(keyStore.file, keyStore.password)
+                    val serverKey = javaKeyStore.getKey(
+                        keyStore.keyAlias, (keyStore.keyPassword ?: "").let(String::toCharArray)
+                    ) as PrivateKey
+                    val serverCert: Array<X509Certificate> =
+                        Arrays.stream(javaKeyStore.getCertificateChain(keyStore.keyAlias))
+                            .map { it as X509Certificate }
+                            .toArray { size -> Array<X509Certificate?>(size) { null } }
+                    SslContextBuilder.forServer(serverKey, *serverCert).apply {
+                        if (tls.isVerifyClients) {
+                            clientAuth(ClientAuth.OPTIONAL)
+                            tls.trustStore?.let { trustStore ->
+                                val ts = loadKeystore(trustStore.file, trustStore.password)
+                                trustManager(
+                                    ClientCertificateValidator.getTrustManager(ts, trustStore.isCheckCertificateStatus)
+                                )
+                            }
+                        }
+                    }.build()
+                }
+            }
 
             fun loadKeystore(file: Path, password: String?): KeyStore {
                 val ext = JWO.splitExtension(file)
@@ -228,6 +233,8 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
             }
         }
 
+        private val sslContext: SslContext? = cfg.tls?.let(Companion::createSslCtx)
+
         private fun userExtractor(authentication: Configuration.ClientCertificateAuthentication) =
             authentication.userExtractor?.let { extractor ->
                 val pattern = Pattern.compile(extractor.pattern)
@@ -259,20 +266,19 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
         override fun initChannel(ch: Channel) {
             val pipeline = ch.pipeline()
             val auth = cfg.authentication
-            var authenticator : AbstractNettyHttpAuthenticator? = null
+            var authenticator: AbstractNettyHttpAuthenticator? = null
             if (auth is Configuration.BasicAuthentication) {
-                val roleAuthorizer = RoleAuthorizer()
-                authenticator = (NettyHttpBasicAuthenticator(cfg.users, roleAuthorizer))
+                authenticator = (NettyHttpBasicAuthenticator(cfg.users, RoleAuthorizer()))
             }
             if (sslContext != null) {
                 val sslHandler = sslContext.newHandler(ch.alloc())
                 pipeline.addLast(sslHandler)
 
-                if(auth is Configuration.ClientCertificateAuthentication) {
-                    val roleAuthorizer = RoleAuthorizer()
+                if (auth is Configuration.ClientCertificateAuthentication) {
                     authenticator = ClientCertificateAuthenticator(
-                        roleAuthorizer,
+                        RoleAuthorizer(),
                         sslHandler.engine(),
+                        cfg.users[""]?.roles,
                         userExtractor(auth),
                         groupExtractor(auth)
                     )
@@ -282,16 +288,12 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
             pipeline.addLast(HttpChunkContentCompressor(1024))
             pipeline.addLast(ChunkedWriteHandler())
             pipeline.addLast(HttpObjectAggregator(Int.MAX_VALUE))
-            authenticator?.let{
+            authenticator?.let {
                 pipeline.addLast(it)
             }
-            val cacheImplementation = when(val cache = cfg.cache) {
-                is Configuration.FileSystemCache -> {
-                    FileSystemCache(cache.root, cache.maxAge)
-                }
-                else -> throw NotImplementedError()
-            }
-            pipeline.addLast(group, ServerHandler(cacheImplementation, cfg.serverPath))
+            val cacheImplementation = cfg.cache.materialize()
+            val prefix = Path.of("/").resolve(Path.of(cfg.serverPath ?: "/"))
+            pipeline.addLast(eventExecutorGroup, ServerHandler(cacheImplementation, prefix))
             pipeline.addLast(ExceptionHandler())
         }
     }
@@ -305,6 +307,12 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
             headers()[HttpHeaderNames.CONTENT_LENGTH] = "0"
         }
 
+        private val TOO_BIG: FullHttpResponse = DefaultFullHttpResponse(
+            HttpVersion.HTTP_1_1, HttpResponseStatus.REQUEST_ENTITY_TOO_LARGE, Unpooled.EMPTY_BUFFER
+        ).apply {
+            headers()[HttpHeaderNames.CONTENT_LENGTH] = "0"
+        }
+
         override fun exceptionCaught(ctx: ChannelHandlerContext, cause: Throwable) {
             when (cause) {
                 is DecoderException -> {
@@ -317,6 +325,11 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
                         .addListener(ChannelFutureListener.CLOSE_ON_FAILURE)
                 }
 
+                is ContentTooLargeException -> {
+                    ctx.writeAndFlush(TOO_BIG.retainedDuplicate())
+                        .addListener(ChannelFutureListener.CLOSE_ON_FAILURE)
+                }
+
                 else -> {
                     log.error(cause.message, cause)
                     ctx.close()
@@ -325,27 +338,22 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
         }
     }
 
-    private class ServerHandler(private val cache: Cache, private val serverPrefix: String?) :
+    private class ServerHandler(private val cache: Cache, private val serverPrefix: Path) :
         SimpleChannelInboundHandler<FullHttpRequest>() {
 
         companion object {
             private val log = contextLogger()
-
-            private fun splitPath(req: HttpRequest): Pair<String?, String> {
-                val uri = req.uri()
-                val i = uri.lastIndexOf('/')
-                if (i < 0) throw RuntimeException(String.format("Malformed request URI: '%s'", uri))
-                return uri.substring(0, i).takeIf(String::isNotEmpty) to uri.substring(i + 1)
-            }
         }
 
         override fun channelRead0(ctx: ChannelHandlerContext, msg: FullHttpRequest) {
             val keepAlive: Boolean = HttpUtil.isKeepAlive(msg)
             val method = msg.method()
             if (method === HttpMethod.GET) {
-                val (prefix, key) = splitPath(msg)
+                val path = Path.of(msg.uri())
+                val prefix = path.parent
+                val key = path.fileName.toString()
                 if (serverPrefix == prefix) {
-                    cache.get(digestString(key.toByteArray()))?.let { channel ->
+                    cache.get(key)?.let { channel ->
                         log.debug(ctx) {
                             "Cache hit for key '$key'"
                         }
@@ -369,6 +377,7 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
                                         .addListener(ChannelFutureListener.CLOSE)
                                 }
                             }
+
                             else -> {
                                 ctx.write(ChunkedNioStream(channel))
                                 ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT)
@@ -391,13 +400,24 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
                     ctx.writeAndFlush(response)
                 }
             } else if (method === HttpMethod.PUT) {
-                val (prefix, key) = splitPath(msg)
+                val path = Path.of(msg.uri())
+                val prefix = path.parent
+                val key = path.fileName.toString()
+
                 if (serverPrefix == prefix) {
                     log.debug(ctx) {
                         "Added value for key '$key' to build cache"
                     }
-                    val content = msg.content()
-                    cache.put(digestString(key.toByteArray()), content)
+                    val bodyBytes = msg.content().run {
+                        if (isDirect) {
+                            ByteArray(readableBytes()).also {
+                                readBytes(it)
+                            }
+                        } else {
+                            array()
+                        }
+                    }
+                    cache.put(key, bodyBytes)
                     val response = DefaultFullHttpResponse(
                         msg.protocolVersion(), HttpResponseStatus.CREATED,
                         Unpooled.copiedBuffer(key.toByteArray())
@@ -424,46 +444,50 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
     }
 
     class ServerHandle(
-        private val httpChannel: ChannelFuture,
-        private val bossGroup: EventLoopGroup,
-        private val workerGroup: EventLoopGroup
+        httpChannelFuture: ChannelFuture,
+        private val executorGroups: Iterable<EventExecutorGroup>
     ) : AutoCloseable {
+        private val httpChannel: Channel = httpChannelFuture.channel()
 
-        private val closeFuture: ChannelFuture = httpChannel.channel().closeFuture()
+        private val closeFuture: ChannelFuture = httpChannel.closeFuture()
 
         fun shutdown(): ChannelFuture {
-            return httpChannel.channel().close()
+            return httpChannel.close()
         }
 
         override fun close() {
             try {
                 closeFuture.sync()
             } finally {
-                val fut1 = workerGroup.shutdownGracefully()
-                val fut2 = if (bossGroup !== workerGroup) {
-                    bossGroup.shutdownGracefully()
-                } else null
-                fut1.sync()
-                fut2?.sync()
+                executorGroups.forEach {
+                    it.shutdownGracefully().sync()
+                }
+            }
+            log.info {
+                "GradleBuildCacheServer has been gracefully shut down"
             }
         }
     }
 
     fun run(): ServerHandle {
         // Create the multithreaded event loops for the server
-        val bossGroup = NioEventLoopGroup()
+        val bossGroup = NioEventLoopGroup(0)
         val serverSocketChannel = NioServerSocketChannel::class.java
-        val workerGroup = if (cfg.useVirtualThread) {
-            NioEventLoopGroup(0, Executors.newVirtualThreadPerTaskExecutor())
-        } else {
-            NioEventLoopGroup(0, Executors.newWorkStealingPool())
+        val workerGroup = bossGroup
+        val eventExecutorGroup = run {
+            val threadFactory = if (cfg.isUseVirtualThread) {
+                Thread.ofVirtual().factory()
+            } else {
+                null
+            }
+            DefaultEventExecutorGroup(Runtime.getRuntime().availableProcessors(), threadFactory)
         }
         // A helper class that simplifies server configuration
         val bootstrap = ServerBootstrap().apply {
             // Configure the server
             group(bossGroup, workerGroup)
             channel(serverSocketChannel)
-            childHandler(ServerInitializer(cfg))
+            childHandler(ServerInitializer(cfg, eventExecutorGroup))
             option(ChannelOption.SO_BACKLOG, 128)
             childOption(ChannelOption.SO_KEEPALIVE, true)
         }
@@ -472,109 +496,27 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
         // Bind and start to accept incoming connections.
         val bindAddress = InetSocketAddress(cfg.host, cfg.port)
         val httpChannel = bootstrap.bind(bindAddress).sync()
-        return ServerHandle(httpChannel, bossGroup, workerGroup)
+        log.info {
+            "GradleBuildCacheServer is listening on ${cfg.host}:${cfg.port}"
+        }
+        return ServerHandle(httpChannel, setOf(bossGroup, workerGroup, eventExecutorGroup))
     }
 
     companion object {
 
-        private fun String.toUrl() : URL = URL.of(URI(this), null)
-
-        private val log by lazy {
-            contextLogger()
-        }
-
-        private const val PROTOCOL_HANDLER = "java.protocol.handler.pkgs"
-        private const val HANDLERS_PACKAGE = "net.woggioni.gbcs.url"
-
-        val CONFIGURATION_SCHEMA_URL by lazy {
-            "classpath:net/woggioni/gbcs/gbcs.xsd".toUrl()
-        }
         val DEFAULT_CONFIGURATION_URL by lazy { "classpath:net/woggioni/gbcs/gbcs-default.xml".toUrl() }
 
-        /**
-         * Reset any cached handlers just in case a jar protocol has already been used. We
-         * reset the handler by trying to set a null [URLStreamHandlerFactory] which
-         * should have no effect other than clearing the handlers cache.
-         */
-        private fun resetCachedUrlHandlers() {
-            try {
-                URL.setURLStreamHandlerFactory(null)
-            } catch (ex: Error) {
-                // Ignore
+        fun loadConfiguration(configurationFile: Path): Configuration {
+            val doc = Files.newInputStream(configurationFile).use {
+                Xml.parseXml(configurationFile.toUri().toURL(), it)
             }
+            return Parser.parse(doc)
         }
 
-        fun registerUrlProtocolHandler() {
-            val handlers = System.getProperty(PROTOCOL_HANDLER, "")
-            System.setProperty(
-                PROTOCOL_HANDLER,
-                if (handlers == null || handlers.isEmpty()) HANDLERS_PACKAGE else "$handlers|$HANDLERS_PACKAGE"
-            )
-            resetCachedUrlHandlers()
+        fun dumpConfiguration(conf: Configuration, outputStream: OutputStream) {
+            Xml.write(Serializer.serialize(conf), outputStream)
         }
 
-        fun loadConfiguration(args: Array<String>): Configuration {
-//            registerUrlProtocolHandler()
-            URL.setURLStreamHandlerFactory(ClasspathUrlStreamHandlerFactoryProvider())
-//            Thread.currentThread().contextClassLoader = GradleBuildCacheServer::class.java.classLoader
-            val app = Application.builder("gbcs")
-                .configurationDirectoryEnvVar("GBCS_CONFIGURATION_DIR")
-                .configurationDirectoryPropertyKey("net.woggioni.gbcs.conf.dir")
-                .build()
-            val confDir = app.computeConfigurationDirectory()
-            val configurationFile = confDir.resolve("gbcs.xml")
-            if (!Files.exists(configurationFile)) {
-                Files.createDirectories(confDir)
-                val defaultConfigurationFileResource = DEFAULT_CONFIGURATION_URL
-                Files.newOutputStream(configurationFile).use { outputStream ->
-                    defaultConfigurationFileResource.openStream().use { inputStream ->
-                        JWO.copy(inputStream, outputStream)
-                    }
-                }
-            }
-//            val schemaUrl = javaClass.getResource("/net/woggioni/gbcs/gbcs.xsd")
-            val schemaUrl = CONFIGURATION_SCHEMA_URL
-            val dbf = Xml.newDocumentBuilderFactory(schemaUrl)
-//            dbf.schema = Xml.getSchema(this::class.java.module.getResourceAsStream("/net/woggioni/gbcs/gbcs.xsd"))
-            dbf.schema = Xml.getSchema(schemaUrl)
-            val db = dbf.newDocumentBuilder().apply {
-                setErrorHandler(Xml.ErrorHandler(schemaUrl))
-            }
-            val doc = Files.newInputStream(configurationFile).use(db::parse)
-            return Configuration.parse(doc)
-        }
-
-        @JvmStatic
-        fun main(args: Array<String>) {
-            val configuration = loadConfiguration(args)
-            GradleBuildCacheServer(configuration).run().use {
-            }
-        }
-
-        fun digest(
-            data: ByteArray,
-            md: MessageDigest = MessageDigest.getInstance("MD5")
-        ): ByteArray {
-            md.update(data)
-            return md.digest()
-        }
-
-        fun digestString(
-            data: ByteArray,
-            md: MessageDigest = MessageDigest.getInstance("MD5")
-        ): String {
-            return JWO.bytesToHex(digest(data, md))
-        }
-    }
-}
-
-object GraalNativeImageConfiguration {
-    @JvmStatic
-    fun main(args: Array<String>) {
-        val conf = GradleBuildCacheServer.loadConfiguration(args)
-        GradleBuildCacheServer(conf).run().use {
-            Thread.sleep(3000)
-            it.shutdown()
-        }
+        private val log = contextLogger()
     }
 }

src/main/kotlin/net/woggioni/gbcs/Logging.kt

@@ -2,87 +2,7 @@ package net.woggioni.gbcs
 
 import io.netty.channel.ChannelHandlerContext
 import org.slf4j.Logger
-import org.slf4j.LoggerFactory
 import java.net.InetSocketAddress
-import java.nio.file.Files
-import java.nio.file.Path
-import java.util.logging.LogManager
-
-inline fun <reified T> T.contextLogger() = LoggerFactory.getLogger(T::class.java)
-
-inline fun Logger.traceParam(messageBuilder : () -> Pair<String, Array<Any>>) {
-    if(isTraceEnabled) {
-        val (format, params) = messageBuilder()
-        trace(format, params)
-    }
-}
-
-inline fun Logger.debugParam(messageBuilder : () -> Pair<String, Array<Any>>) {
-    if(isDebugEnabled) {
-        val (format, params) = messageBuilder()
-        info(format, params)
-    }
-}
-
-inline fun Logger.infoParam(messageBuilder : () -> Pair<String, Array<Any>>) {
-    if(isInfoEnabled) {
-        val (format, params) = messageBuilder()
-        info(format, params)
-    }
-}
-
-inline fun Logger.warnParam(messageBuilder : () -> Pair<String, Array<Any>>) {
-    if(isWarnEnabled) {
-        val (format, params) = messageBuilder()
-        warn(format, params)
-    }
-}
-
-inline fun Logger.errorParam(messageBuilder : () -> Pair<String, Array<Any>>) {
-    if(isErrorEnabled) {
-        val (format, params) = messageBuilder()
-        error(format, params)
-    }
-}
-
-
-inline fun log(log : Logger,
-               filter : Logger.() -> Boolean,
-               loggerMethod : Logger.(String) -> Unit, messageBuilder : () -> String) {
-    if(log.filter()) {
-        log.loggerMethod(messageBuilder())
-    }
-}
-
-inline fun Logger.trace(messageBuilder : () -> String) {
-    if(isTraceEnabled) {
-        trace(messageBuilder())
-    }
-}
-
-inline fun Logger.debug(messageBuilder : () -> String) {
-    if(isDebugEnabled) {
-        debug(messageBuilder())
-    }
-}
-
-inline fun Logger.info(messageBuilder : () -> String) {
-    if(isInfoEnabled) {
-        info(messageBuilder())
-    }
-}
-
-inline fun Logger.warn(messageBuilder : () -> String) {
-    if(isWarnEnabled) {
-        warn(messageBuilder())
-    }
-}
-
-inline fun Logger.error(messageBuilder : () -> String) {
-    if(isErrorEnabled) {
-        error(messageBuilder())
-    }
-}
 
 inline fun Logger.trace(ctx : ChannelHandlerContext, messageBuilder : () -> String) {
     log(this, ctx, { isTraceEnabled }, { trace(it) } , messageBuilder)
@@ -108,24 +28,3 @@ inline fun log(log : Logger, ctx : ChannelHandlerContext,
         log.loggerMethod(clientAddress + " - " + messageBuilder())
     }
 }
-
-
-class LoggingConfig {
-
-    init {
-        val logManager = LogManager.getLogManager()
-        System.getProperty("log.config.source")?.let withSource@ { source ->
-            val urls = LoggingConfig::class.java.classLoader.getResources(source)
-            while(urls.hasMoreElements()) {
-                val url = urls.nextElement()
-                url.openStream().use { inputStream ->
-                    logManager.readConfiguration(inputStream)
-                    return@withSource
-                }
-            }
-            Path.of(source).takeIf(Files::exists)
-                ?.let(Files::newInputStream)
-                ?.use(logManager::readConfiguration)
-        }
-    }
-}

src/main/kotlin/net/woggioni/gbcs/Role.kt

@@ -1,5 +0,0 @@
-package net.woggioni.gbcs
-
-enum class Role {
-    Reader, Writer
-}

src/main/kotlin/net/woggioni/gbcs/auth/Authenticator.kt

@@ -1,4 +1,4 @@
-package net.woggioni.gbcs
+package net.woggioni.gbcs.auth
 
 import io.netty.buffer.Unpooled
 import io.netty.channel.ChannelFutureListener
@@ -11,18 +11,13 @@ import io.netty.handler.codec.http.HttpRequest
 import io.netty.handler.codec.http.HttpResponseStatus
 import io.netty.handler.codec.http.HttpVersion
 import io.netty.util.ReferenceCountUtil
-import java.security.SecureRandom
-import java.security.spec.KeySpec
-import java.util.Base64
-import javax.crypto.SecretKeyFactory
-import javax.crypto.spec.PBEKeySpec
+import net.woggioni.gbcs.api.Role
 
 
 abstract class AbstractNettyHttpAuthenticator(private val authorizer : Authorizer)
         : ChannelInboundHandlerAdapter() {
 
     companion object {
-        private const val KEY_LENGTH = 256
         private val AUTHENTICATION_FAILED: FullHttpResponse = DefaultFullHttpResponse(
                 HttpVersion.HTTP_1_1, HttpResponseStatus.UNAUTHORIZED, Unpooled.EMPTY_BUFFER).apply {
             headers()[HttpHeaderNames.CONTENT_LENGTH] = "0"
@@ -32,50 +27,6 @@ abstract class AbstractNettyHttpAuthenticator(private val authorizer : Authorize
                 HttpVersion.HTTP_1_1, HttpResponseStatus.FORBIDDEN, Unpooled.EMPTY_BUFFER).apply {
             headers()[HttpHeaderNames.CONTENT_LENGTH] = "0"
         }
-
-        private fun concat(arr1: ByteArray, arr2: ByteArray): ByteArray {
-            val result = ByteArray(arr1.size + arr2.size)
-            var j = 0
-            for(element in arr1) {
-                result[j] = element
-                j += 1
-            }
-            for(element in arr2) {
-                result[j] = element
-                j += 1
-            }
-            return result
-        }
-
-
-        fun hashPassword(password : String, salt : String? = null) : String {
-            val actualSalt = salt?.let(Base64.getDecoder()::decode) ?: SecureRandom().run {
-                val result = ByteArray(16)
-                nextBytes(result)
-                result
-            }
-            val spec: KeySpec = PBEKeySpec(password.toCharArray(), actualSalt, 10, KEY_LENGTH)
-            val factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1")
-            val hash = factory.generateSecret(spec).encoded
-            return String(Base64.getEncoder().encode(concat(hash, actualSalt)))
-        }
-
-//        fun decodePasswordHash(passwordHash : String) : Pair<String, String> {
-//            return passwordHash.indexOf(':')
-//                .takeIf { it > 0 }
-//                ?.let { sep ->
-//                    passwordHash.substring(0, sep) to passwordHash.substring(sep)
-//                } ?: throw IllegalArgumentException("Failed to decode password hash")
-//        }
-
-        fun decodePasswordHash(passwordHash : String) : Pair<ByteArray, ByteArray> {
-            val decoded = Base64.getDecoder().decode(passwordHash)
-            val hash = ByteArray(KEY_LENGTH / 8)
-            val salt = ByteArray(decoded.size - KEY_LENGTH / 8)
-            System.arraycopy(decoded, 0, hash, 0, hash.size)
-            System.arraycopy(decoded, hash.size, salt, 0, salt.size)
-            return hash to salt
-        }
     }
 
 

src/main/kotlin/net/woggioni/gbcs/auth/Authorizer.kt

@@ -1,6 +1,7 @@
-package net.woggioni.gbcs
+package net.woggioni.gbcs.auth
 
 import io.netty.handler.codec.http.HttpRequest
+import net.woggioni.gbcs.api.Role
 
 fun interface Authorizer {
     fun authorize(roles : Set<Role>, request: HttpRequest) : Boolean

src/main/kotlin/net/woggioni/gbcs/auth/ClientCertificateValidator.kt

@@ -1,16 +1,18 @@
-package net.woggioni.gbcs
+package net.woggioni.gbcs.auth
 
+import io.netty.channel.ChannelHandlerContext
+import io.netty.channel.ChannelInboundHandlerAdapter
+import io.netty.handler.ssl.SslHandler
+import io.netty.handler.ssl.SslHandshakeCompletionEvent
 import java.security.KeyStore
 import java.security.cert.CertPathValidator
+import java.security.cert.CertPathValidatorException
+import java.security.cert.CertificateException
 import java.security.cert.CertificateFactory
 import java.security.cert.PKIXParameters
 import java.security.cert.PKIXRevocationChecker
 import java.security.cert.X509Certificate
 import java.util.EnumSet
-import io.netty.channel.ChannelHandlerContext
-import io.netty.channel.ChannelInboundHandlerAdapter
-import io.netty.handler.ssl.SslHandler
-import io.netty.handler.ssl.SslHandshakeCompletionEvent
 import javax.net.ssl.SSLSession
 import javax.net.ssl.TrustManagerFactory
 import javax.net.ssl.X509TrustManager
@@ -48,7 +50,11 @@ class ClientCertificateValidator private constructor(
                 object : X509TrustManager {
                     override fun checkClientTrusted(chain: Array<out X509Certificate>, authType: String) {
                         val clientCertificateChain = certificateFactory.generateCertPath(chain.toList())
-                        validator.validate(clientCertificateChain, params)
+                        try {
+                            validator.validate(clientCertificateChain, params)
+                        } catch (ex : CertPathValidatorException) {
+                            throw CertificateException(ex)
+                        }
                     }
 
                     override fun checkServerTrusted(chain: Array<out X509Certificate>, authType: String) {

src/main/kotlin/net/woggioni/gbcs/auth/UserAuthorizer.kt

@@ -1,7 +1,8 @@
-package net.woggioni.gbcs
+package net.woggioni.gbcs.auth
 
 import io.netty.handler.codec.http.HttpMethod
 import io.netty.handler.codec.http.HttpRequest
+import net.woggioni.gbcs.api.Role
 
 class RoleAuthorizer : Authorizer {
 

src/main/kotlin/net/woggioni/gbcs/cache/Cache.kt

@@ -1,10 +0,0 @@
-package net.woggioni.gbcs.cache
-
-import io.netty.buffer.ByteBuf
-import java.nio.channels.ByteChannel
-
-interface Cache {
-    fun get(key : String) : ByteChannel?
-
-    fun put(key : String, content : ByteBuf) : Unit
-}

src/main/kotlin/net/woggioni/gbcs/cache/FileSystemCache.kt

@@ -1,20 +1,32 @@
 package net.woggioni.gbcs.cache
 
-import io.netty.buffer.ByteBuf
-import net.woggioni.gbcs.GradleBuildCacheServer.Companion.digestString
+import net.woggioni.gbcs.api.Cache
+import net.woggioni.jwo.JWO
 import net.woggioni.jwo.LockFile
+import java.nio.channels.Channels
 import java.nio.channels.FileChannel
 import java.nio.file.Files
 import java.nio.file.Path
 import java.nio.file.StandardCopyOption
 import java.nio.file.StandardOpenOption
 import java.nio.file.attribute.BasicFileAttributes
+import java.security.MessageDigest
 import java.time.Duration
 import java.time.Instant
 import java.util.concurrent.atomic.AtomicReference
+import java.util.zip.Deflater
+import java.util.zip.DeflaterOutputStream
+import java.util.zip.Inflater
+import java.util.zip.InflaterInputStream
 
 
-class FileSystemCache(val root: Path, val maxAge: Duration) : Cache {
+class FileSystemCache(
+    val root: Path,
+    val maxAge: Duration,
+    val digestAlgorithm: String?,
+    val compressionEnabled: Boolean,
+    val compressionLevel: Int
+) : Cache {
 
     private fun lockFilePath(key: String): Path = root.resolve("$key.lock")
 
@@ -22,40 +34,52 @@ class FileSystemCache(val root: Path, val maxAge: Duration) : Cache {
         Files.createDirectories(root)
     }
 
-    override fun equals(other: Any?): Boolean {
-        return when (other) {
-            is FileSystemCache -> {
-                other.root == root && other.maxAge == maxAge
-            }
+    private var nextGc = AtomicReference(Instant.now().plus(maxAge))
 
-            else -> false
+    override fun get(key: String) = (digestAlgorithm
+        ?.let(MessageDigest::getInstance)
+        ?.let { md ->
+            digestString(key.toByteArray(), md)
+        } ?: key).let { digest ->
+        LockFile.acquire(lockFilePath(digest), true).use {
+            root.resolve(digest).takeIf(Files::exists)?.let { file ->
+                if (compressionEnabled) {
+                    val inflater = Inflater()
+                    Channels.newChannel(InflaterInputStream(Files.newInputStream(file), inflater))
+                } else {
+                    FileChannel.open(file, StandardOpenOption.READ)
+                }
+            }
+        }.also {
+            gc()
         }
     }
 
-    override fun hashCode(): Int {
-        return root.hashCode() xor maxAge.hashCode()
-    }
-
-    private var nextGc = AtomicReference(Instant.now().plus(maxAge))
-
-    override fun get(key: String) = LockFile.acquire(lockFilePath(key), true).use {
-        root.resolve(key).takeIf(Files::exists)?.let { FileChannel.open(it, StandardOpenOption.READ) }
-    }.also {
-        gc()
-    }
-
-    override fun put(key: String, content: ByteBuf) {
-        LockFile.acquire(lockFilePath(key), false).use {
-            val file = root.resolve(key)
-            val tmpFile = Files.createTempFile(root, null, ".tmp")
-            try {
-                Files.newOutputStream(tmpFile).use {
-                    content.readBytes(it, content.readableBytes())
+    override fun put(key: String, content: ByteArray) {
+        (digestAlgorithm
+            ?.let(MessageDigest::getInstance)
+            ?.let { md ->
+                digestString(key.toByteArray(), md)
+            } ?: key).let { digest ->
+            LockFile.acquire(lockFilePath(digest), false).use {
+                val file = root.resolve(digest)
+                val tmpFile = Files.createTempFile(root, null, ".tmp")
+                try {
+                    Files.newOutputStream(tmpFile).let {
+                        if (compressionEnabled) {
+                            val deflater = Deflater(compressionLevel)
+                            DeflaterOutputStream(it, deflater)
+                        } else {
+                            it
+                        }
+                    }.use {
+                        it.write(content)
+                    }
+                    Files.move(tmpFile, file, StandardCopyOption.ATOMIC_MOVE)
+                } catch (t: Throwable) {
+                    Files.delete(tmpFile)
+                    throw t
                 }
-                Files.move(tmpFile, file, StandardCopyOption.ATOMIC_MOVE)
-            } catch (t: Throwable) {
-                Files.delete(tmpFile)
-                throw t
             }
         }.also {
             gc()
@@ -87,4 +111,23 @@ class FileSystemCache(val root: Path, val maxAge: Duration) : Cache {
             Files.delete(lockFile)
         }
     }
+
+    override fun close() {}
+
+    companion object {
+        fun digest(
+            data: ByteArray,
+            md: MessageDigest = MessageDigest.getInstance("MD5")
+        ): ByteArray {
+            md.update(data)
+            return md.digest()
+        }
+
+        fun digestString(
+            data: ByteArray,
+            md: MessageDigest = MessageDigest.getInstance("MD5")
+        ): String {
+            return JWO.bytesToHex(digest(data, md))
+        }
+    }
 }

src/main/kotlin/net/woggioni/gbcs/cache/FileSystemCacheConfiguration.kt

@@ -0,0 +1,27 @@
+package net.woggioni.gbcs.cache
+
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.base.GBCS
+import net.woggioni.jwo.Application
+import java.nio.file.Path
+import java.time.Duration
+
+data class FileSystemCacheConfiguration(
+    val root: Path?,
+    val maxAge: Duration,
+    val digestAlgorithm : String?,
+    val compressionEnabled: Boolean,
+    val compressionLevel: Int,
+) : Configuration.Cache {
+    override fun materialize() = FileSystemCache(
+        root ?: Application.builder("gbcs").build().computeCacheDirectory(),
+        maxAge,
+        digestAlgorithm,
+        compressionEnabled,
+        compressionLevel
+    )
+
+    override fun getNamespaceURI() = GBCS.GBCS_NAMESPACE_URI
+
+    override fun getTypeName() = "fileSystemCacheType"
+}

src/main/kotlin/net/woggioni/gbcs/cache/FileSystemCacheProvider.kt

@@ -0,0 +1,66 @@
+package net.woggioni.gbcs.cache
+
+import net.woggioni.gbcs.api.CacheProvider
+import net.woggioni.gbcs.base.GBCS
+import net.woggioni.gbcs.base.Xml
+import org.w3c.dom.Document
+import org.w3c.dom.Element
+import java.nio.file.Path
+import java.time.Duration
+import java.util.zip.Deflater
+
+class FileSystemCacheProvider : CacheProvider<FileSystemCacheConfiguration> {
+
+    override fun getXmlSchemaLocation() = "classpath:net/woggioni/gbcs/schema/gbcs.xsd"
+
+    override fun getXmlType() = "fileSystemCacheType"
+
+    override fun getXmlNamespace() = "urn:net.woggioni.gbcs"
+
+    override fun deserialize(el: Element): FileSystemCacheConfiguration {
+        val path = el.getAttribute("path")
+            .takeIf(String::isNotEmpty)
+            ?.let(Path::of)
+        val maxAge = el.getAttribute("max-age")
+            .takeIf(String::isNotEmpty)
+            ?.let(Duration::parse)
+            ?: Duration.ofDays(1)
+        val enableCompression = el.getAttribute("enable-compression")
+            .takeIf(String::isNotEmpty)
+            ?.let(String::toBoolean)
+            ?: true
+        val compressionLevel = el.getAttribute("compression-level")
+            .takeIf(String::isNotEmpty)
+            ?.let(String::toInt)
+            ?: Deflater.DEFAULT_COMPRESSION
+        val digestAlgorithm = el.getAttribute("digest").takeIf(String::isNotEmpty) ?: "MD5"
+
+        return FileSystemCacheConfiguration(
+            path,
+            maxAge,
+            digestAlgorithm,
+            enableCompression,
+            compressionLevel
+        )
+    }
+
+    override fun serialize(doc: Document, cache : FileSystemCacheConfiguration) = cache.run {
+        val result = doc.createElement("cache")
+        Xml.of(doc, result) {
+            val prefix = doc.lookupPrefix(GBCS.GBCS_NAMESPACE_URI)
+            attr("xs:type", "${prefix}:fileSystemCacheType", GBCS.XML_SCHEMA_NAMESPACE_URI)
+            attr("path", root.toString())
+            attr("max-age", maxAge.toString())
+            digestAlgorithm?.let { digestAlgorithm ->
+                attr("digest", digestAlgorithm)
+            }
+            attr("enable-compression", compressionEnabled.toString())
+            compressionLevel.takeIf {
+                it != Deflater.DEFAULT_COMPRESSION
+            }?.let {
+                attr("compression-level", it.toString())
+            }
+        }
+        result
+    }
+}

src/main/kotlin/net/woggioni/gbcs/configuration/CacheSerializers.kt

@@ -0,0 +1,15 @@
+package net.woggioni.gbcs.configuration
+
+import net.woggioni.gbcs.api.CacheProvider
+import net.woggioni.gbcs.api.Configuration
+import java.util.ServiceLoader
+
+object CacheSerializers {
+    val index = (Configuration::class.java.module.layer?.let { layer ->
+        ServiceLoader.load(layer, CacheProvider::class.java)
+    } ?: ServiceLoader.load(CacheProvider::class.java))
+        .asSequence()
+        .map {
+            (it.xmlNamespace to it.xmlType) to it
+        }.toMap()
+}

src/main/kotlin/net/woggioni/gbcs/configuration/Configuration.kt

@@ -1,294 +0,0 @@
-package net.woggioni.gbcs.configuration
-
-import net.woggioni.gbcs.Role
-import net.woggioni.gbcs.Xml.Companion.asIterable
-import org.w3c.dom.Document
-import org.w3c.dom.Element
-import java.nio.file.Path
-import java.nio.file.Paths
-import java.security.cert.X509Certificate
-import java.time.Duration
-
-data class Configuration private constructor(
-    val host: String,
-    val port: Int,
-    val serverPath: String?,
-    val users: Map<String, User>,
-    val groups: Map<String, Group>,
-    val cache: Cache,
-    val authentication : Authentication?,
-    val tls: Tls?,
-    val useVirtualThread: Boolean
-) {
-
-    data class Group(val name: String, val roles: Set<Role>) {
-        override fun hashCode(): Int {
-            return name.hashCode()
-        }
-    }
-
-    data class User(val name: String, val password: String?, val groups: Set<Group>) {
-        override fun hashCode(): Int {
-            return name.hashCode()
-        }
-
-        val roles : Set<Role>
-            get() = groups.asSequence().flatMap { it.roles }.toSet()
-    }
-
-    data class HostAndPort(val host: String, val port: Int) {
-        override fun toString() = "$host:$port"
-    }
-
-    fun interface UserExtractor {
-        fun extract(cert :X509Certificate) : User
-    }
-
-    fun interface GroupExtractor {
-        fun extract(cert :X509Certificate) : Group
-    }
-
-    data class Tls(
-        val keyStore: KeyStore?,
-        val trustStore: TrustStore?,
-        val verifyClients: Boolean,
-    )
-
-    data class KeyStore(
-        val file: Path,
-        val password: String?,
-        val keyAlias: String,
-        val keyPassword: String?
-    )
-
-    data class TrustStore(
-        val file: Path,
-        val password: String?,
-        val checkCertificateStatus: Boolean
-    )
-
-
-    data class TlsCertificateExtractor(val rdnType : String, val pattern : String)
-
-    interface Authentication
-
-    class BasicAuthentication : Authentication
-
-    data class ClientCertificateAuthentication(
-        val userExtractor: TlsCertificateExtractor?,
-        val groupExtractor: TlsCertificateExtractor?) : Authentication
-
-
-    interface Cache
-
-    data class FileSystemCache(val root: Path, val maxAge: Duration) : Cache
-
-    companion object {
-
-        fun of(
-            host: String,
-            port: Int,
-            serverPath: String?,
-            users: Map<String, User>,
-            groups: Map<String, Group>,
-            cache: Cache,
-            authentication : Authentication?,
-            tls: Tls?,
-            useVirtualThread: Boolean
-        ) = Configuration(
-            host,
-            port,
-            serverPath?.takeIf { it.isNotEmpty() && it != "/" },
-            users,
-            groups,
-            cache,
-            authentication,
-            tls,
-            useVirtualThread
-        )
-
-        fun parse(document: Document): Configuration {
-            val root = document.documentElement
-            var cache: Cache? = null
-            var host = "127.0.0.1"
-            var port = 11080
-            var users = emptyMap<String, User>()
-            var groups = emptyMap<String, Group>()
-            var tls: Tls? = null
-            val serverPath = root.getAttribute("path")
-            val useVirtualThread = root.getAttribute("useVirtualThreads")
-                .takeIf(String::isNotEmpty)
-                ?.let(String::toBoolean) ?: false
-            var authentication : Authentication? = null
-            for (child in root.asIterable()) {
-                when (child.nodeName) {
-                    "authorization" -> {
-                        for (gchild in child.asIterable()) {
-                            when (child.nodeName) {
-                                "users" -> {
-                                    users = parseUsers(child)
-                                }
-
-                                "groups" -> {
-                                    val pair = parseGroups(child, users)
-                                    users = pair.first
-                                    groups = pair.second
-                                }
-                            }
-                        }
-                    }
-
-                    "bind" -> {
-                        host = child.getAttribute("host")
-                        port = Integer.parseInt(child.getAttribute("port"))
-                    }
-
-                    "cache" -> {
-                        for (gchild in child.asIterable()) {
-                            when (gchild.nodeName) {
-                                "file-system-cache" -> {
-                                    val cacheFolder = gchild.getAttribute("path")
-                                        .takeIf(String::isNotEmpty)
-                                        ?.let(Paths::get)
-                                        ?: Paths.get(System.getProperty("user.home")).resolve(".gbcs")
-                                    val maxAge = gchild.getAttribute("max-age")
-                                        .takeIf(String::isNotEmpty)
-                                        ?.let(Duration::parse)
-                                        ?: Duration.ofDays(1)
-                                    cache = FileSystemCache(cacheFolder, maxAge)
-                                }
-                            }
-                        }
-                    }
-
-                    "authentication" -> {
-                        for (gchild in child.asIterable()) {
-                            when (gchild.nodeName) {
-                                "basic" -> {
-                                    authentication = BasicAuthentication()
-                                }
-
-                                "client-certificate" -> {
-                                    var tlsExtractorUser : TlsCertificateExtractor? = null
-                                    var tlsExtractorGroup : TlsCertificateExtractor? = null
-                                    for (gchild in child.asIterable()) {
-                                        when (gchild.nodeName) {
-                                            "group-extractor" -> {
-                                                val attrName = gchild.getAttribute("attribute-name")
-                                                val pattern = gchild.getAttribute("pattern")
-                                                tlsExtractorGroup = TlsCertificateExtractor(attrName, pattern)
-                                            }
-
-                                            "user-extractor" -> {
-                                                val attrName = gchild.getAttribute("attribute-name")
-                                                val pattern = gchild.getAttribute("pattern")
-                                                tlsExtractorUser = TlsCertificateExtractor(attrName, pattern)
-                                            }
-                                        }
-                                    }
-                                    authentication = ClientCertificateAuthentication(tlsExtractorUser, tlsExtractorGroup)
-                                }
-                            }
-                        }
-                    }
-
-                    "tls" -> {
-                        val verifyClients = child.getAttribute("verify-clients")
-                            .takeIf(String::isNotEmpty)
-                            ?.let(String::toBoolean) ?: false
-                        var keyStore: KeyStore? = null
-                        var trustStore: TrustStore? = null
-                        for (granChild in child.asIterable()) {
-                            when (granChild.nodeName) {
-                                "keystore" -> {
-                                    val keyStoreFile = Paths.get(granChild.getAttribute("file"))
-                                    val keyStorePassword = granChild.getAttribute("password")
-                                        .takeIf(String::isNotEmpty)
-                                    val keyAlias = granChild.getAttribute("key-alias")
-                                    val keyPassword = granChild.getAttribute("key-password")
-                                        .takeIf(String::isNotEmpty)
-                                    keyStore = KeyStore(
-                                        keyStoreFile,
-                                        keyStorePassword,
-                                        keyAlias,
-                                        keyPassword
-                                    )
-                                }
-
-                                "truststore" -> {
-                                    val trustStoreFile = Paths.get(granChild.getAttribute("file"))
-                                    val trustStorePassword = granChild.getAttribute("password")
-                                        .takeIf(String::isNotEmpty)
-                                    val checkCertificateStatus = granChild.getAttribute("check-certificate-status")
-                                        .takeIf(String::isNotEmpty)
-                                        ?.let(String::toBoolean)
-                                        ?: false
-                                    trustStore = TrustStore(
-                                        trustStoreFile,
-                                        trustStorePassword,
-                                        checkCertificateStatus
-                                    )
-                                }
-                            }
-                        }
-                        tls = Tls(keyStore, trustStore, verifyClients)
-                    }
-                }
-            }
-            return of(host, port, serverPath, users, groups, cache!!, authentication, tls, useVirtualThread)
-        }
-
-        private fun parseRoles(root: Element) = root.asIterable().asSequence().map {
-            when (it.nodeName) {
-                "reader" -> Role.Reader
-                "writer" -> Role.Writer
-                else -> throw UnsupportedOperationException("Illegal node '${it.nodeName}'")
-            }
-        }.toSet()
-
-        private fun parseUserRefs(root: Element) = root.asIterable().asSequence().filter {
-            it.nodeName == "user"
-        }.map {
-            it.getAttribute("ref")
-        }.toSet()
-
-        private fun parseUsers(root: Element): Map<String, User> {
-            return root.asIterable().asSequence().filter {
-                it.nodeName == "user"
-            }.map { el ->
-                val username = el.getAttribute("name")
-                val password = el.getAttribute("password").takeIf(String::isNotEmpty)
-                username to User(username, password, emptySet())
-            }.toMap()
-        }
-
-        private fun parseGroups(root: Element, knownUsers : Map<String, User>): Pair<Map<String, User>, Map<String, Group>> {
-            val userGroups = mutableMapOf<String, MutableSet<String>>()
-            val groups =  root.asIterable().asSequence().filter {
-                it.nodeName == "group"
-            }.map { el ->
-                val groupName = el.getAttribute("name")
-                var roles = emptySet<Role>()
-                for (child in el.asIterable()) {
-                    when (child.nodeName) {
-                        "users" -> {
-                            parseUserRefs(child).mapNotNull(knownUsers::get).forEach { user ->
-                                userGroups.computeIfAbsent(user.name) {
-                                    mutableSetOf()
-                                }.add(groupName)
-                            }
-                        }
-                        "roles" -> {
-                            roles = parseRoles(child)
-                        }
-                    }
-                }
-                groupName to Group(groupName, roles)
-            }.toMap()
-            val users = knownUsers.map { (name, user) ->
-                name to User(name, user.password, userGroups[name]?.mapNotNull { groups[it] }?.toSet() ?: emptySet())
-            }.toMap()
-            return users to groups
-        }
-    }
-}

src/main/kotlin/net/woggioni/gbcs/configuration/Parser.kt

@@ -0,0 +1,198 @@
+package net.woggioni.gbcs.configuration
+
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.api.Configuration.Authentication
+import net.woggioni.gbcs.api.Configuration.BasicAuthentication
+import net.woggioni.gbcs.api.Configuration.Cache
+import net.woggioni.gbcs.api.Configuration.ClientCertificateAuthentication
+import net.woggioni.gbcs.api.Configuration.Group
+import net.woggioni.gbcs.api.Configuration.KeyStore
+import net.woggioni.gbcs.api.Configuration.Tls
+import net.woggioni.gbcs.api.Configuration.TlsCertificateExtractor
+import net.woggioni.gbcs.api.Configuration.TrustStore
+import net.woggioni.gbcs.api.Configuration.User
+import net.woggioni.gbcs.api.Role
+import net.woggioni.gbcs.base.Xml.Companion.asIterable
+import org.w3c.dom.Document
+import org.w3c.dom.Element
+import org.w3c.dom.TypeInfo
+import java.nio.file.Paths
+
+object Parser {
+    fun parse(document: Document): Configuration {
+        val root = document.documentElement
+        val anonymousUser = User("", null, emptySet())
+        var cache: Cache? = null
+        var host = "127.0.0.1"
+        var port = 11080
+        var users : Map<String, User> = mapOf(anonymousUser.name to anonymousUser)
+        var groups = emptyMap<String, Group>()
+        var tls: Tls? = null
+        val serverPath = root.getAttribute("path")
+        val useVirtualThread = root.getAttribute("useVirtualThreads")
+            .takeIf(String::isNotEmpty)
+            ?.let(String::toBoolean) ?: true
+        var authentication: Authentication? = null
+        for (child in root.asIterable()) {
+            val tagName = child.localName
+            when (tagName) {
+                "authorization" -> {
+                    var knownUsers = sequenceOf(anonymousUser)
+                    for (gchild in child.asIterable()) {
+                        when (gchild.localName) {
+                            "users" -> {
+                                knownUsers += parseUsers(gchild)
+                            }
+                            "groups" -> {
+                                val pair = parseGroups(gchild, knownUsers)
+                                users = pair.first
+                                groups = pair.second
+                            }
+                        }
+                    }
+                }
+
+                "bind" -> {
+                    host = child.getAttribute("host")
+                    port = Integer.parseInt(child.getAttribute("port"))
+                }
+
+                "cache" -> {
+                    cache = (child as TypeInfo).let { tf ->
+                        val typeNamespace = tf.typeNamespace
+                        val typeName = tf.typeName
+                        CacheSerializers.index[typeNamespace to typeName]
+                            ?: throw IllegalArgumentException("Cache provider for namespace '$typeNamespace' not found")
+                    }.deserialize(child)
+                }
+
+                "authentication" -> {
+                    for (gchild in child.asIterable()) {
+                        when (gchild.localName) {
+                            "basic" -> {
+                                authentication = BasicAuthentication()
+                            }
+
+                            "client-certificate" -> {
+                                var tlsExtractorUser: TlsCertificateExtractor? = null
+                                var tlsExtractorGroup: TlsCertificateExtractor? = null
+                                for (ggchild in gchild.asIterable()) {
+                                    when (ggchild.localName) {
+                                        "group-extractor" -> {
+                                            val attrName = ggchild.getAttribute("attribute-name")
+                                            val pattern = ggchild.getAttribute("pattern")
+                                            tlsExtractorGroup = TlsCertificateExtractor(attrName, pattern)
+                                        }
+
+                                        "user-extractor" -> {
+                                            val attrName = ggchild.getAttribute("attribute-name")
+                                            val pattern = ggchild.getAttribute("pattern")
+                                            tlsExtractorUser = TlsCertificateExtractor(attrName, pattern)
+                                        }
+                                    }
+                                }
+                                authentication = ClientCertificateAuthentication(tlsExtractorUser, tlsExtractorGroup)
+                            }
+                        }
+                    }
+                }
+
+                "tls" -> {
+                    val verifyClients = child.getAttribute("verify-clients")
+                        .takeIf(String::isNotEmpty)
+                        ?.let(String::toBoolean) ?: false
+                    var keyStore: KeyStore? = null
+                    var trustStore: TrustStore? = null
+                    for (granChild in child.asIterable()) {
+                        when (granChild.localName) {
+                            "keystore" -> {
+                                val keyStoreFile = Paths.get(granChild.getAttribute("file"))
+                                val keyStorePassword = granChild.getAttribute("password")
+                                    .takeIf(String::isNotEmpty)
+                                val keyAlias = granChild.getAttribute("key-alias")
+                                val keyPassword = granChild.getAttribute("key-password")
+                                    .takeIf(String::isNotEmpty)
+                                keyStore = KeyStore(
+                                    keyStoreFile,
+                                    keyStorePassword,
+                                    keyAlias,
+                                    keyPassword
+                                )
+                            }
+
+                            "truststore" -> {
+                                val trustStoreFile = Paths.get(granChild.getAttribute("file"))
+                                val trustStorePassword = granChild.getAttribute("password")
+                                    .takeIf(String::isNotEmpty)
+                                val checkCertificateStatus = granChild.getAttribute("check-certificate-status")
+                                    .takeIf(String::isNotEmpty)
+                                    ?.let(String::toBoolean)
+                                    ?: false
+                                trustStore = TrustStore(
+                                    trustStoreFile,
+                                    trustStorePassword,
+                                    checkCertificateStatus
+                                )
+                            }
+                        }
+                    }
+                    tls = Tls(keyStore, trustStore, verifyClients)
+                }
+            }
+        }
+        return Configuration(host, port, serverPath, users, groups, cache!!, authentication, tls, useVirtualThread)
+    }
+
+    private fun parseRoles(root: Element) = root.asIterable().asSequence().map {
+        when (it.localName) {
+            "reader" -> Role.Reader
+            "writer" -> Role.Writer
+            else -> throw UnsupportedOperationException("Illegal node '${it.localName}'")
+        }
+    }.toSet()
+
+    private fun parseUserRefs(root: Element) = root.asIterable().asSequence().map {
+        it.getAttribute("ref")
+    }.toSet()
+
+    private fun parseUsers(root: Element): Sequence<User> {
+        return root.asIterable().asSequence().filter {
+            it.localName == "user"
+        }.map { el ->
+            val username = el.getAttribute("name")
+            val password = el.getAttribute("password").takeIf(String::isNotEmpty)
+            User(username, password, emptySet())
+        }
+    }
+
+    private fun parseGroups(root: Element, knownUsers: Sequence<User>): Pair<Map<String, User>, Map<String, Group>> {
+        val knownUsersMap = knownUsers.associateBy(User::getName)
+        val userGroups = mutableMapOf<String, MutableSet<String>>()
+        val groups = root.asIterable().asSequence().filter {
+            it.localName == "group"
+        }.map { el ->
+            val groupName = el.getAttribute("name")
+            var roles = emptySet<Role>()
+            for (child in el.asIterable()) {
+                when (child.localName) {
+                    "users" -> {
+                        parseUserRefs(child).mapNotNull(knownUsersMap::get).forEach { user ->
+                            userGroups.computeIfAbsent(user.name) {
+                                mutableSetOf()
+                            }.add(groupName)
+                        }
+                    }
+
+                    "roles" -> {
+                        roles = parseRoles(child)
+                    }
+                }
+            }
+            groupName to Group(groupName, roles)
+        }.toMap()
+        val users = knownUsersMap.map { (name, user) ->
+            name to User(name, user.password, userGroups[name]?.mapNotNull { groups[it] }?.toSet() ?: emptySet())
+        }.toMap()
+        return users to groups
+    }
+}

src/main/kotlin/net/woggioni/gbcs/configuration/Serializer.kt

@@ -1,41 +1,46 @@
 package net.woggioni.gbcs.configuration
 
-import net.woggioni.gbcs.Xml
+import net.woggioni.gbcs.api.CacheProvider
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.base.GBCS
+import net.woggioni.gbcs.base.Xml
 import org.w3c.dom.Document
 
 object Serializer {
 
-    private const val GBCS_NAMESPACE: String = "urn:net.woggioni.gbcs"
-    private const val GBCS_PREFIX: String = "gbcs"
-
     fun serialize(conf : Configuration) : Document {
-        return Xml.of(GBCS_NAMESPACE, GBCS_PREFIX + ":server") {
-            attr("userVirtualThreads", conf.useVirtualThread.toString())
-            conf.serverPath?.let { serverPath ->
+
+        val schemaLocations = CacheSerializers.index.values.asSequence().map {
+            it.xmlNamespace to it.xmlSchemaLocation
+        }.toMap()
+        return Xml.of(GBCS.GBCS_NAMESPACE_URI, GBCS.GBCS_PREFIX + ":server") {
+            attr("useVirtualThreads", conf.isUseVirtualThread.toString())
+//            attr("xmlns:xs", GradleBuildCacheServer.XML_SCHEMA_NAMESPACE_URI)
+            val value = schemaLocations.asSequence().map { (k, v) -> "$k $v" }.joinToString(" ")
+            attr("xs:schemaLocation", value , namespaceURI = GBCS.XML_SCHEMA_NAMESPACE_URI)
+
+            conf.serverPath
+                ?.takeIf(String::isNotEmpty)
+                ?.let { serverPath ->
                 attr("path", serverPath)
             }
             node("bind") {
                 attr("host", conf.host)
                 attr("port", conf.port.toString())
             }
-            node("cache") {
-                when(val cache = conf.cache) {
-                    is Configuration.FileSystemCache -> {
-                        node("file-system-cache") {
-                            attr("path", cache.root.toString())
-                            attr("max-age", cache.maxAge.toString())
-                        }
-                    }
-                    else -> throw NotImplementedError()
-                }
-            }
+            val cache = conf.cache
+            val serializer : CacheProvider<Configuration.Cache> =
+                (CacheSerializers.index[cache.namespaceURI to cache.typeName] as? CacheProvider<Configuration.Cache>) ?: throw NotImplementedError()
+            element.appendChild(serializer.serialize(doc, cache))
             node("authorization") {
                 node("users") {
                     for(user in conf.users.values) {
-                        node("user") {
-                            attr("name", user.name)
-                            user.password?.let { password ->
-                                attr("password", password)
+                        if(user.name.isNotEmpty()) {
+                            node("user") {
+                                attr("name", user.name)
+                                user.password?.let { password ->
+                                    attr("password", password)
+                                }
                             }
                         }
                     }
@@ -52,11 +57,19 @@ object Serializer {
                             attr("name", group.name)
                             if(users.isNotEmpty()) {
                                 node("users") {
+                                    var anonymousUser : Configuration.User? = null
                                     for(user in users) {
-                                        node("user") {
-                                            attr("ref", user.name)
+                                        if(user.name.isNotEmpty()) {
+                                            node("user") {
+                                                attr("ref", user.name)
+                                            }
+                                        } else {
+                                            anonymousUser = user
                                         }
                                     }
+                                    if(anonymousUser != null) {
+                                        node("anonymous")
+                                    }
                                 }
                             }
                             if(group.roles.isNotEmpty()) {
@@ -79,6 +92,12 @@ object Serializer {
                         }
                         is Configuration.ClientCertificateAuthentication -> {
                             node("client-certificate") {
+                                authentication.groupExtractor?.let { extractor ->
+                                    node("group-extractor") {
+                                        attr("attribute-name", extractor.rdnType)
+                                        attr("pattern", extractor.pattern)
+                                    }
+                                }
                                 authentication.userExtractor?.let { extractor ->
                                     node("user-extractor") {
                                         attr("attribute-name", extractor.rdnType)
@@ -112,7 +131,7 @@ object Serializer {
                             trustStore.password?.let { password ->
                                 attr("password", password)
                             }
-                            attr("check-certificate-status", trustStore.checkCertificateStatus.toString())
+                            attr("check-certificate-status", trustStore.isCheckCertificateStatus.toString())
                         }
                     }
                 }

src/main/resources/META-INF/services/net.woggioni.gbcs.api.CacheProvider

@@ -0,0 +1 @@
+net.woggioni.gbcs.cache.FileSystemCacheProvider

src/main/resources/net/woggioni/gbcs/gbcs-default.xml

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<gbcs:server xmlns:gbcs="urn:net.woggioni.gbcs" useVirtualThreads="false">
-    <bind host="127.0.0.1" port="11443"/>
-    <cache>
-        <file-system-cache path="/tmp/gbcs" max-age="P7D"/>
-    </cache>
+<gbcs:server useVirtualThreads="false" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+             xmlns:gbcs="urn:net.woggioni.gbcs"
+             xs:schemaLocation="urn:net.woggioni.gbcs jpms://net.woggioni.gbcs/net/woggioni/gbcs/schema/gbcs.xsd">
+    <bind host="127.0.0.1" port="8080"/>
+    <cache xs:type="gbcs:fileSystemCacheType" path="/tmp/gbcs" max-age="P7D"/>
     <authentication>
         <none/>
     </authentication>

src/main/resources/net/woggioni/gbcs/schema/gbcs.xsd

@@ -1,16 +1,15 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <xs:schema targetNamespace="urn:net.woggioni.gbcs"
            xmlns:xs="http://www.w3.org/2001/XMLSchema"
-           xmlns:gbcs="urn:net.woggioni.gbcs">
+           xmlns:gbcs="urn:net.woggioni.gbcs"
+           elementFormDefault="unqualified"
+>
     <xs:element name="server" type="gbcs:serverType"/>
 
     <xs:complexType name="serverType">
         <xs:sequence minOccurs="0">
             <xs:element name="bind" type="gbcs:bindType" maxOccurs="1"/>
             <xs:element name="cache" type="gbcs:cacheType" maxOccurs="1"/>
-<!--            <xs:choice>-->
-<!--                <xs:element name="fileSystemCache" type="fileSystemCacheType"/>-->
-<!--            </xs:choice>-->
             <xs:element name="authorization" type="gbcs:authorizationType" minOccurs="0">
                 <xs:key name="userId">
                     <xs:selector xpath="users/user"/>
@@ -21,12 +20,11 @@
                     <xs:field xpath="@ref"/>
                 </xs:keyref>
             </xs:element>
-            <xs:element name="authentication" type="gbcs:authenticationType" maxOccurs="1"/>
-            <xs:element name="tls-certificate-authorization" type="gbcs:tlsCertificateAuthorizationType" minOccurs="0" maxOccurs="1"/>
+            <xs:element name="authentication" type="gbcs:authenticationType" minOccurs="0" maxOccurs="1"/>
             <xs:element name="tls" type="gbcs:tlsType" minOccurs="0" maxOccurs="1"/>
         </xs:sequence>
         <xs:attribute name="path" type="xs:string" use="optional"/>
-        <xs:attribute name="useVirtualThreads" type="xs:boolean" use="optional"/>
+        <xs:attribute name="useVirtualThreads" type="xs:boolean" use="optional" default="true"/>
     </xs:complexType>
 
     <xs:complexType name="bindType">
@@ -34,21 +32,24 @@
         <xs:attribute name="port" type="xs:unsignedShort" use="required"/>
     </xs:complexType>
 
-    <xs:complexType name="cacheType">
-        <xs:choice>
-            <xs:element name="file-system-cache" type="gbcs:fileSystemCacheType"/>
-        </xs:choice>
-    </xs:complexType>
+    <xs:complexType name="cacheType" abstract="true"/>
 
     <xs:complexType name="fileSystemCacheType">
-        <xs:attribute name="path" type="xs:string" use="required"/>
-        <xs:attribute name="max-age" type="xs:string" default="P1D"/>
+        <xs:complexContent>
+            <xs:extension base="gbcs:cacheType">
+                <xs:attribute name="path" type="xs:string" use="required"/>
+                <xs:attribute name="max-age" type="xs:duration" default="P1D"/>
+                <xs:attribute name="digest" type="xs:token" default="MD5"/>
+                <xs:attribute name="enable-compression" type="xs:boolean" default="true"/>
+                <xs:attribute name="compression-level" type="xs:byte" default="-1"/>
+            </xs:extension>
+        </xs:complexContent>
     </xs:complexType>
 
     <xs:complexType name="tlsCertificateAuthorizationType">
         <xs:sequence>
-            <xs:element name="group-extractor" type="gbcs:X500NameExtractorType"/>
-            <xs:element name="user-extractor" type="gbcs:X500NameExtractorType"/>
+            <xs:element name="group-extractor" type="gbcs:X500NameExtractorType" minOccurs="0"/>
+            <xs:element name="user-extractor" type="gbcs:X500NameExtractorType" minOccurs="0"/>
         </xs:sequence>
     </xs:complexType>
 
@@ -125,7 +126,8 @@
 
     <xs:complexType name="userRefsType">
         <xs:sequence>
-            <xs:element name="user" type="gbcs:userRefType" maxOccurs="unbounded" minOccurs="0"/>
+                <xs:element name="user" type="gbcs:userRefType" maxOccurs="unbounded" minOccurs="0"/>
+                <xs:element name="anonymous" minOccurs="0" maxOccurs="1"/>
         </xs:sequence>
     </xs:complexType>
 

src/test/java/module-info.java.backup

@@ -1,7 +0,0 @@
-module net.woggioni.gbcs.test {
-    requires org.junit.jupiter.api;
-    requires net.woggioni.gbcs;
-    requires kotlin.stdlib;
-    requires java.xml;
-    requires java.naming;
-}

src/test/java/net/woggioni/gbcs/utils/CertificateUtils.java

@@ -9,16 +9,13 @@ import org.bouncycastle.asn1.x509.GeneralName;
 import org.bouncycastle.asn1.x509.GeneralNames;
 import org.bouncycastle.asn1.x509.KeyPurposeId;
 import org.bouncycastle.asn1.x509.KeyUsage;
-import org.bouncycastle.asn1.x509.SubjectAltPublicKeyInfo;
 import org.bouncycastle.cert.X509v3CertificateBuilder;
 import org.bouncycastle.cert.jcajce.JcaX509CertificateConverter;
 import org.bouncycastle.cert.jcajce.JcaX509v3CertificateBuilder;
 import org.bouncycastle.operator.ContentSigner;
 import org.bouncycastle.operator.jcajce.JcaContentSignerBuilder;
 
-import java.io.FileOutputStream;
 import java.math.BigInteger;
-import java.net.InetAddress;
 import java.security.KeyPair;
 import java.security.KeyPairGenerator;
 import java.security.PrivateKey;

src/test/java/net/woggioni/gbcs/utils/NetworkUtils.java

@@ -0,0 +1,30 @@
+package net.woggioni.gbcs.utils;
+
+import net.woggioni.jwo.JWO;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.ServerSocket;
+
+public class NetworkUtils {
+
+    private static final int MAX_ATTEMPTS = 50;
+
+    public static int getFreePort() {
+        int count = 0;
+        while(count < MAX_ATTEMPTS) {
+            try (ServerSocket serverSocket = new ServerSocket(0, 50, InetAddress.getLocalHost())) {
+                final var candidate = serverSocket.getLocalPort();
+                if (candidate > 0) {
+                    return candidate;
+                } else {
+                    JWO.newThrowable(RuntimeException.class, "Got invalid port number: %d", candidate);
+                    throw new RuntimeException("Error trying to find an open port");
+                }
+            } catch (IOException ignored) {
+                ++count;
+            }
+        }
+        throw new RuntimeException("Error trying to find an open port");
+    }
+}

src/test/kotlin/net/woggioni/gbcs/test/AbstractBasicAuthServerTest.kt

@@ -0,0 +1,76 @@
+package net.woggioni.gbcs.test
+
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.api.Role
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.cache.FileSystemCacheConfiguration
+import net.woggioni.gbcs.configuration.Serializer
+import net.woggioni.gbcs.utils.NetworkUtils
+import java.net.URI
+import java.net.http.HttpRequest
+import java.nio.charset.StandardCharsets
+import java.nio.file.Path
+import java.time.Duration
+import java.util.Base64
+import java.util.zip.Deflater
+import kotlin.random.Random
+
+
+abstract class AbstractBasicAuthServerTest : AbstractServerTest() {
+
+    private lateinit var cacheDir : Path
+
+    protected val random = Random(101325)
+    protected val keyValuePair = newEntry(random)
+    protected val serverPath = "gbcs"
+    protected val readersGroup = Configuration.Group("readers", setOf(Role.Reader))
+    protected val writersGroup = Configuration.Group("writers", setOf(Role.Writer))
+
+    abstract protected val users : List<Configuration.User>
+
+    override fun setUp() {
+        this.cacheDir = testDir.resolve("cache")
+        cfg = Configuration(
+            "127.0.0.1",
+            NetworkUtils.getFreePort(),
+            serverPath,
+            users.asSequence().map { it.name to it}.toMap(),
+            sequenceOf(writersGroup, readersGroup).map { it.name to it}.toMap(),
+            FileSystemCacheConfiguration(this.cacheDir,
+                maxAge = Duration.ofSeconds(3600 * 24),
+                digestAlgorithm = "MD5",
+                compressionLevel = Deflater.DEFAULT_COMPRESSION,
+                compressionEnabled = false
+            ),
+            Configuration.BasicAuthentication(),
+            null,
+            true,
+        )
+        Xml.write(Serializer.serialize(cfg), System.out)
+    }
+
+    override fun tearDown() {
+    }
+
+    protected fun buildAuthorizationHeader(user : Configuration.User, password : String) : String {
+        val b64 = Base64.getEncoder().encode("${user.name}:${password}".toByteArray(Charsets.UTF_8)).let{
+            String(it, StandardCharsets.UTF_8)
+        }
+        return "Basic $b64"
+    }
+
+    protected fun newRequestBuilder(key : String) = HttpRequest.newBuilder()
+        .uri(URI.create("http://${cfg.host}:${cfg.port}/$serverPath/$key"))
+
+
+    protected fun newEntry(random : Random) : Pair<String, ByteArray> {
+        val key = ByteArray(0x10).let {
+            random.nextBytes(it)
+            Base64.getUrlEncoder().encodeToString(it)
+        }
+        val value = ByteArray(0x1000).also {
+            random.nextBytes(it)
+        }
+        return key to value
+    }
+}

src/test/kotlin/net/woggioni/gbcs/test/AbstractServerTest.kt

@@ -1,10 +1,9 @@
 package net.woggioni.gbcs.test
 
 import net.woggioni.gbcs.GradleBuildCacheServer
-import net.woggioni.gbcs.configuration.Configuration
+import net.woggioni.gbcs.api.Configuration
 import org.junit.jupiter.api.AfterAll
 import org.junit.jupiter.api.BeforeAll
-import org.junit.jupiter.api.ClassOrderer
 import org.junit.jupiter.api.MethodOrderer
 import org.junit.jupiter.api.TestInstance
 import org.junit.jupiter.api.TestMethodOrder

src/test/kotlin/net/woggioni/gbcs/test/AbstractTlsServerTest.kt

@@ -0,0 +1,187 @@
+package net.woggioni.gbcs.test
+
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.api.Role
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.cache.FileSystemCacheConfiguration
+import net.woggioni.gbcs.configuration.Serializer
+import net.woggioni.gbcs.utils.CertificateUtils
+import net.woggioni.gbcs.utils.CertificateUtils.X509Credentials
+import net.woggioni.gbcs.utils.NetworkUtils
+import org.bouncycastle.asn1.x500.X500Name
+import java.net.URI
+import java.net.http.HttpClient
+import java.net.http.HttpRequest
+import java.nio.charset.StandardCharsets
+import java.nio.file.Files
+import java.nio.file.Path
+import java.security.KeyStore
+import java.security.KeyStore.PasswordProtection
+import java.time.Duration
+import java.util.Base64
+import java.util.zip.Deflater
+import javax.net.ssl.KeyManagerFactory
+import javax.net.ssl.SSLContext
+import javax.net.ssl.TrustManagerFactory
+import kotlin.random.Random
+
+
+abstract class AbstractTlsServerTest : AbstractServerTest() {
+
+    companion object {
+        private const val CA_CERTIFICATE_ENTRY = "gbcs-ca"
+        private const val CLIENT_CERTIFICATE_ENTRY = "gbcs-client"
+        private const val SERVER_CERTIFICATE_ENTRY = "gbcs-server"
+        private const val PASSWORD = "password"
+    }
+
+    private lateinit var cacheDir: Path
+    private lateinit var serverKeyStoreFile: Path
+    private lateinit var clientKeyStoreFile: Path
+    private lateinit var trustStoreFile: Path
+    private lateinit var serverKeyStore: KeyStore
+    private lateinit var clientKeyStore: KeyStore
+    private lateinit var trustStore: KeyStore
+    protected lateinit var ca: X509Credentials
+
+    protected val readersGroup = Configuration.Group("readers", setOf(Role.Reader))
+    protected val writersGroup = Configuration.Group("writers", setOf(Role.Writer))
+    protected val random = Random(101325)
+    protected val keyValuePair = newEntry(random)
+    private val serverPath : String? = null
+
+    protected abstract val users : List<Configuration.User>
+
+    protected fun createKeyStoreAndTrustStore() {
+        ca = CertificateUtils.createCertificateAuthority(CA_CERTIFICATE_ENTRY, 30)
+        val serverCert = CertificateUtils.createServerCertificate(ca, X500Name("CN=$SERVER_CERTIFICATE_ENTRY"), 30)
+        val clientCert = CertificateUtils.createClientCertificate(ca, X500Name("CN=$CLIENT_CERTIFICATE_ENTRY"), 30)
+
+        serverKeyStore = KeyStore.getInstance("PKCS12").apply {
+            load(null, null)
+            setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
+            setEntry(
+                SERVER_CERTIFICATE_ENTRY,
+                KeyStore.PrivateKeyEntry(
+                    serverCert.keyPair().private,
+                    arrayOf(serverCert.certificate(), ca.certificate)
+                ),
+                PasswordProtection(PASSWORD.toCharArray())
+            )
+        }
+        Files.newOutputStream(this.serverKeyStoreFile).use {
+            serverKeyStore.store(it, null)
+        }
+
+        clientKeyStore = KeyStore.getInstance("PKCS12").apply {
+            load(null, null)
+            setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
+            setEntry(
+                CLIENT_CERTIFICATE_ENTRY,
+                KeyStore.PrivateKeyEntry(
+                    clientCert.keyPair().private,
+                    arrayOf(clientCert.certificate(), ca.certificate)
+                ),
+                PasswordProtection(PASSWORD.toCharArray())
+            )
+        }
+        Files.newOutputStream(this.clientKeyStoreFile).use {
+            clientKeyStore.store(it, null)
+        }
+
+        trustStore = KeyStore.getInstance("PKCS12").apply {
+            load(null, null)
+            setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
+        }
+        Files.newOutputStream(this.trustStoreFile).use {
+            trustStore.store(it, null)
+        }
+    }
+
+    protected fun getClientKeyStore(ca: X509Credentials, subject: X500Name) = KeyStore.getInstance("PKCS12").apply {
+        val clientCert = CertificateUtils.createClientCertificate(ca, subject, 30)
+
+        load(null, null)
+        setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
+        setEntry(
+            CLIENT_CERTIFICATE_ENTRY,
+            KeyStore.PrivateKeyEntry(clientCert.keyPair().private, arrayOf(clientCert.certificate(), ca.certificate)),
+            PasswordProtection(PASSWORD.toCharArray())
+        )
+    }
+
+    protected fun getHttpClient(clientKeyStore: KeyStore?): HttpClient {
+        val kmf = clientKeyStore?.let {
+            KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm()).apply {
+                init(it, PASSWORD.toCharArray())
+            }
+        }
+
+
+        // Set up trust manager factory with the truststore
+        val tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
+        tmf.init(trustStore)
+
+        // Create SSL context with the key and trust managers
+        val sslContext = SSLContext.getInstance("TLS").apply {
+            init(kmf?.keyManagers ?: emptyArray(), tmf.trustManagers, null)
+        }
+        return HttpClient.newBuilder().sslContext(sslContext).build()
+    }
+
+    override fun setUp() {
+        this.clientKeyStoreFile = testDir.resolve("client-keystore.p12")
+        this.serverKeyStoreFile = testDir.resolve("server-keystore.p12")
+        this.trustStoreFile = testDir.resolve("truststore.p12")
+        this.cacheDir = testDir.resolve("cache")
+        createKeyStoreAndTrustStore()
+        cfg = Configuration(
+            "127.0.0.1",
+            NetworkUtils.getFreePort(),
+            serverPath,
+            users.asSequence().map { it.name to it }.toMap(),
+            sequenceOf(writersGroup, readersGroup).map { it.name to it }.toMap(),
+            FileSystemCacheConfiguration(this.cacheDir,
+                maxAge = Duration.ofSeconds(3600 * 24),
+                compressionEnabled = true,
+                compressionLevel = Deflater.DEFAULT_COMPRESSION,
+                digestAlgorithm = "MD5"
+            ),
+            Configuration.ClientCertificateAuthentication(
+                Configuration.TlsCertificateExtractor("CN", "(.*)"),
+                null
+            ),
+            Configuration.Tls(
+                Configuration.KeyStore(this.serverKeyStoreFile, null, SERVER_CERTIFICATE_ENTRY, PASSWORD),
+                Configuration.TrustStore(this.trustStoreFile, null, false),
+                true
+            ),
+            false,
+        )
+        Xml.write(Serializer.serialize(cfg), System.out)
+    }
+
+    override fun tearDown() {
+    }
+
+    protected fun newRequestBuilder(key: String) = HttpRequest.newBuilder()
+        .uri(URI.create("https://${cfg.host}:${cfg.port}/${serverPath ?: ""}/$key"))
+
+    private fun buildAuthorizationHeader(user: Configuration.User, password: String): String {
+        val b64 = Base64.getEncoder().encode("${user.name}:${password}".toByteArray(Charsets.UTF_8)).let {
+            String(it, StandardCharsets.UTF_8)
+        }
+        return "Basic $b64"
+    }
+
+    protected fun newEntry(random: Random): Pair<String, ByteArray> {
+        val key = ByteArray(0x10).let {
+            random.nextBytes(it)
+            Base64.getUrlEncoder().encodeToString(it)
+        }
+        val value = ByteArray(0x1000).also {
+            random.nextBytes(it)
+        }
+        return key to value
+    }
+}

src/test/kotlin/net/woggioni/gbcs/test/BasicAuthServerTest.kt

@@ -1,85 +1,29 @@
 package net.woggioni.gbcs.test
 
-import io.netty.handler.codec.Headers
 import io.netty.handler.codec.http.HttpResponseStatus
-import net.woggioni.gbcs.AbstractNettyHttpAuthenticator.Companion.hashPassword
-import net.woggioni.gbcs.Authorizer
-import net.woggioni.gbcs.Role
-import net.woggioni.gbcs.Xml
-import net.woggioni.gbcs.configuration.Configuration
-import net.woggioni.gbcs.configuration.Serializer
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.api.Role
+import net.woggioni.gbcs.base.PasswordSecurity.hashPassword
 import org.junit.jupiter.api.Assertions
 import org.junit.jupiter.api.Order
 import org.junit.jupiter.api.Test
-import java.net.ServerSocket
-import java.net.URI
 import java.net.http.HttpClient
 import java.net.http.HttpRequest
 import java.net.http.HttpResponse
-import java.nio.charset.StandardCharsets
-import java.nio.file.Path
-import java.time.Duration
-import java.util.Base64
-import kotlin.random.Random
 
 
-class BasicAuthServerTest : AbstractServerTest() {
+class BasicAuthServerTest : AbstractBasicAuthServerTest() {
 
     companion object {
         private const val PASSWORD = "password"
     }
 
-    private lateinit var cacheDir : Path
-
-    private val random = Random(101325)
-    private val keyValuePair = newEntry(random)
-
-    override fun setUp() {
-        this.cacheDir = testDir.resolve("cache")
-        val readersGroup = Configuration.Group("readers", setOf(Role.Reader))
-        val writersGroup = Configuration.Group("writers", setOf(Role.Writer))
-        cfg = Configuration.of(
-            cache = Configuration.FileSystemCache(this.cacheDir, maxAge = Duration.ofSeconds(3600 * 24)),
-            host = "127.0.0.1",
-            port = ServerSocket(0).localPort + 1,
-            users = listOf(
-                Configuration.User("user1", hashPassword(PASSWORD), setOf(readersGroup)),
-                Configuration.User("user2", hashPassword(PASSWORD), setOf(writersGroup)),
-                Configuration.User("user3", hashPassword(PASSWORD), setOf(readersGroup, writersGroup))
-            ).asSequence().map { it.name to it}.toMap(),
-            groups = sequenceOf(writersGroup, readersGroup).map { it.name to it}.toMap(),
-            authentication = Configuration.BasicAuthentication(),
-            useVirtualThread = true,
-            tls = null,
-            serverPath = "/"
-        )
-        Xml.write(Serializer.serialize(cfg), System.out)
-    }
-
-    override fun tearDown() {
-    }
-
-    fun buildAuthorizationHeader(user : Configuration.User, password : String) : String {
-        val b64 = Base64.getEncoder().encode("${user.name}:${password}".toByteArray(Charsets.UTF_8)).let{
-            String(it, StandardCharsets.UTF_8)
-        }
-        return "Basic $b64"
-    }
-
-    fun newRequestBuilder(key : String) = HttpRequest.newBuilder()
-        .uri(URI.create("http://${cfg.host}:${cfg.port}/$key"))
-
-
-    fun newEntry(random : Random) : Pair<String, ByteArray> {
-        val key = ByteArray(0x10).let {
-            random.nextBytes(it)
-            Base64.getUrlEncoder().encodeToString(it)
-        }
-        val value = ByteArray(0x1000).also {
-            random.nextBytes(it)
-        }
-        return key to value
-    }
+    override val users = listOf(
+        Configuration.User("user1", hashPassword(PASSWORD), setOf(readersGroup)),
+        Configuration.User("user2", hashPassword(PASSWORD), setOf(writersGroup)),
+        Configuration.User("user3", hashPassword(PASSWORD), setOf(readersGroup, writersGroup)),
+        Configuration.User("", null, setOf(readersGroup))
+    )
 
     @Test
     @Order(1)
@@ -92,7 +36,7 @@ class BasicAuthServerTest : AbstractServerTest() {
             .PUT(HttpRequest.BodyPublishers.ofByteArray(value))
 
         val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
-        Assertions.assertEquals(HttpResponseStatus.UNAUTHORIZED.code(), response.statusCode())
+        Assertions.assertEquals(HttpResponseStatus.FORBIDDEN.code(), response.statusCode())
     }
 
     @Test
@@ -171,6 +115,20 @@ class BasicAuthServerTest : AbstractServerTest() {
 
     @Test
     @Order(6)
+    fun getAsAnonymousUser() {
+        val client: HttpClient = HttpClient.newHttpClient()
+        val (key, value) = keyValuePair
+
+        val requestBuilder = newRequestBuilder(key)
+            .GET()
+
+        val response: HttpResponse<ByteArray> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
+        Assertions.assertEquals(HttpResponseStatus.OK.code(), response.statusCode())
+        Assertions.assertArrayEquals(value, response.body())
+    }
+
+    @Test
+    @Order(7)
     fun getMissingKeyAsAReaderUser() {
         val client: HttpClient = HttpClient.newHttpClient()
 

src/test/kotlin/net/woggioni/gbcs/test/ConfigurationTest.kt

@@ -1,32 +1,38 @@
 package net.woggioni.gbcs.test
 
-import net.woggioni.gbcs.configuration.Configuration
-import net.woggioni.gbcs.GradleBuildCacheServer
-import net.woggioni.gbcs.Xml
+import net.woggioni.gbcs.base.GBCS.toUrl
+import net.woggioni.gbcs.base.GbcsUrlStreamHandlerFactory
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.configuration.Parser
 import net.woggioni.gbcs.configuration.Serializer
-import net.woggioni.gbcs.url.ClasspathUrlStreamHandlerFactoryProvider
 import org.junit.jupiter.api.Assertions
-import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.io.TempDir
-import java.net.URL
+import org.junit.jupiter.params.ParameterizedTest
+import org.junit.jupiter.params.provider.ValueSource
 import java.nio.file.Files
 import java.nio.file.Path
 
 class ConfigurationTest {
 
-    @Test
-    fun test(@TempDir testDir : Path) {
-        URL.setURLStreamHandlerFactory(ClasspathUrlStreamHandlerFactoryProvider())
-        val dbf = Xml.newDocumentBuilderFactory(GradleBuildCacheServer.CONFIGURATION_SCHEMA_URL)
-        val db = dbf.newDocumentBuilder()
-        val configurationUrl = GradleBuildCacheServer.DEFAULT_CONFIGURATION_URL
-        val doc = configurationUrl.openStream().use(db::parse)
-        val cfg = Configuration.parse(doc)
+    @ValueSource(
+        strings = [
+            "classpath:net/woggioni/gbcs/test/gbcs-default.xml",
+            "classpath:net/woggioni/gbcs/test/gbcs-memcached.xml",
+            "classpath:net/woggioni/gbcs/test/gbcs-tls.xml",
+        ]
+    )
+    @ParameterizedTest
+    fun test(configurationUrl: String, @TempDir testDir: Path) {
+        GbcsUrlStreamHandlerFactory.install()
+        val doc = Xml.parseXml(configurationUrl.toUrl())
+        val cfg = Parser.parse(doc)
         val configFile = testDir.resolve("gbcs.xml")
         Files.newOutputStream(configFile).use {
             Xml.write(Serializer.serialize(cfg), it)
         }
-        val parsed = Configuration.parse(Xml.parseXml(configFile.toUri().toURL()))
+        Xml.write(Serializer.serialize(cfg), System.out)
+
+        val parsed = Parser.parse(Xml.parseXml(configFile.toUri().toURL()))
         Assertions.assertEquals(cfg, parsed)
     }
 }

src/test/kotlin/net/woggioni/gbcs/test/NoAnonymousUserBasicAuthServerTest.kt

@@ -0,0 +1,52 @@
+package net.woggioni.gbcs.test
+
+import io.netty.handler.codec.http.HttpResponseStatus
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.base.PasswordSecurity.hashPassword
+import org.junit.jupiter.api.Assertions
+import org.junit.jupiter.api.Order
+import org.junit.jupiter.api.Test
+import java.net.http.HttpClient
+import java.net.http.HttpRequest
+import java.net.http.HttpResponse
+
+
+class NoAnonymousUserBasicAuthServerTest : AbstractBasicAuthServerTest() {
+
+    companion object {
+        private const val PASSWORD = "anotherPassword"
+    }
+
+    override val users = listOf(
+        Configuration.User("user1", hashPassword(PASSWORD), setOf(readersGroup)),
+        Configuration.User("user2", hashPassword(PASSWORD), setOf(writersGroup)),
+        Configuration.User("user3", hashPassword(PASSWORD), setOf(readersGroup, writersGroup)),
+    )
+
+    @Test
+    @Order(1)
+    fun putWithNoAuthorizationHeader() {
+        val client: HttpClient = HttpClient.newHttpClient()
+        val (key, value) = keyValuePair
+
+        val requestBuilder = newRequestBuilder(key)
+            .header("Content-Type", "application/octet-stream")
+            .PUT(HttpRequest.BodyPublishers.ofByteArray(value))
+
+        val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
+        Assertions.assertEquals(HttpResponseStatus.UNAUTHORIZED.code(), response.statusCode())
+    }
+
+    @Test
+    @Order(2)
+    fun getWithNoAuthorizationHeader() {
+        val client: HttpClient = HttpClient.newHttpClient()
+        val (key, value) = keyValuePair
+
+        val requestBuilder = newRequestBuilder(key)
+            .GET()
+
+        val response: HttpResponse<ByteArray> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
+        Assertions.assertEquals(HttpResponseStatus.UNAUTHORIZED.code(), response.statusCode())
+    }
+}

src/test/kotlin/net/woggioni/gbcs/test/NoAnonymousUserTlsServerTest.kt

@@ -0,0 +1,47 @@
+package net.woggioni.gbcs.test
+
+import io.netty.handler.codec.http.HttpResponseStatus
+import net.woggioni.gbcs.api.Configuration
+import org.junit.jupiter.api.Assertions
+import org.junit.jupiter.api.Order
+import org.junit.jupiter.api.Test
+import java.net.http.HttpClient
+import java.net.http.HttpRequest
+import java.net.http.HttpResponse
+
+class NoAnonymousUserTlsServerTest : AbstractTlsServerTest() {
+
+    override val users = listOf(
+        Configuration.User("user1", null, setOf(readersGroup)),
+        Configuration.User("user2", null, setOf(writersGroup)),
+        Configuration.User("user3", null, setOf(readersGroup, writersGroup)),
+    )
+
+    @Test
+    @Order(1)
+    fun getAsAnonymousUser() {
+        val (key, _) = keyValuePair
+        val client: HttpClient = getHttpClient(null)
+
+        val requestBuilder = newRequestBuilder(key)
+            .header("Content-Type", "application/octet-stream")
+            .GET()
+
+        val response: HttpResponse<ByteArray> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
+        Assertions.assertEquals(HttpResponseStatus.UNAUTHORIZED.code(), response.statusCode())
+    }
+
+    @Test
+    @Order(2)
+    fun putAsAnonymousUser() {
+        val (key, value) = keyValuePair
+        val client: HttpClient = getHttpClient(null)
+
+        val requestBuilder = newRequestBuilder(key)
+            .header("Content-Type", "application/octet-stream")
+            .PUT(HttpRequest.BodyPublishers.ofByteArray(value))
+
+        val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
+        Assertions.assertEquals(HttpResponseStatus.UNAUTHORIZED.code(), response.statusCode())
+    }
+}

src/test/kotlin/net/woggioni/gbcs/test/NoAuthServerTest.kt

@@ -1,13 +1,14 @@
 package net.woggioni.gbcs.test
 
 import io.netty.handler.codec.http.HttpResponseStatus
-import net.woggioni.gbcs.Xml
-import net.woggioni.gbcs.configuration.Configuration
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.base.Xml
+import net.woggioni.gbcs.cache.FileSystemCacheConfiguration
 import net.woggioni.gbcs.configuration.Serializer
+import net.woggioni.gbcs.utils.NetworkUtils
 import org.junit.jupiter.api.Assertions
 import org.junit.jupiter.api.Order
 import org.junit.jupiter.api.Test
-import java.net.ServerSocket
 import java.net.URI
 import java.net.http.HttpClient
 import java.net.http.HttpRequest
@@ -15,6 +16,7 @@ import java.net.http.HttpResponse
 import java.nio.file.Path
 import java.time.Duration
 import java.util.Base64
+import java.util.zip.Deflater
 import kotlin.random.Random
 
 
@@ -24,19 +26,26 @@ class NoAuthServerTest : AbstractServerTest() {
 
     private val random = Random(101325)
     private val keyValuePair = newEntry(random)
+    private val serverPath = "/some/nested/path"
 
     override fun setUp() {
         this.cacheDir = testDir.resolve("cache")
-        cfg = Configuration.of(
-            cache = Configuration.FileSystemCache(this.cacheDir, maxAge = Duration.ofSeconds(3600 * 24)),
-            host = "127.0.0.1",
-            port = ServerSocket(0).localPort + 1,
-            users = emptyMap(),
-            groups = emptyMap(),
-            authentication = null,
-            useVirtualThread = true,
-            tls = null,
-            serverPath = "/"
+        cfg = Configuration(
+            "127.0.0.1",
+            NetworkUtils.getFreePort(),
+            serverPath,
+            emptyMap(),
+            emptyMap(),
+            FileSystemCacheConfiguration(
+                this.cacheDir,
+                maxAge = Duration.ofSeconds(3600 * 24),
+                compressionEnabled = true,
+                digestAlgorithm = "MD5",
+                compressionLevel = Deflater.DEFAULT_COMPRESSION
+            ),
+            null,
+            null,
+            true,
         )
         Xml.write(Serializer.serialize(cfg), System.out)
     }
@@ -45,7 +54,7 @@ class NoAuthServerTest : AbstractServerTest() {
     }
 
     fun newRequestBuilder(key : String) = HttpRequest.newBuilder()
-        .uri(URI.create("http://${cfg.host}:${cfg.port}/$key"))
+        .uri(URI.create("http://${cfg.host}:${cfg.port}/$serverPath/$key"))
 
     fun newEntry(random : Random) : Pair<String, ByteArray> {
         val key = ByteArray(0x10).let {
@@ -95,4 +104,28 @@ class NoAuthServerTest : AbstractServerTest() {
         val response: HttpResponse<ByteArray> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
         Assertions.assertEquals(HttpResponseStatus.NOT_FOUND.code(), response.statusCode())
     }
+
+//    @Test
+//    @Order(4)
+//    fun manyRequestsTest() {
+//        val client: HttpClient = HttpClient.newHttpClient()
+//
+//        for(i in 0 until 100000) {
+//
+//            val newEntry = random.nextBoolean()
+//            val (key, _) = if(newEntry) {
+//                newEntry(random)
+//            } else {
+//                keyValuePair
+//            }
+//            val requestBuilder = newRequestBuilder(key).GET()
+//
+//            val response: HttpResponse<ByteArray> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
+//            if(newEntry) {
+//                Assertions.assertEquals(HttpResponseStatus.NOT_FOUND.code(), response.statusCode())
+//            } else {
+//                Assertions.assertEquals(HttpResponseStatus.OK.code(), response.statusCode())
+//            }
+//        }
+//    }
 }

src/test/kotlin/net/woggioni/gbcs/test/TlsServerTest.kt

@@ -1,207 +1,28 @@
 package net.woggioni.gbcs.test
 
 import io.netty.handler.codec.http.HttpResponseStatus
-import net.woggioni.gbcs.Role
-import net.woggioni.gbcs.Xml
-import net.woggioni.gbcs.configuration.Configuration
-import net.woggioni.gbcs.configuration.Serializer
-import net.woggioni.gbcs.utils.CertificateUtils
-import net.woggioni.gbcs.utils.CertificateUtils.X509Credentials
+import net.woggioni.gbcs.api.Configuration
+import net.woggioni.gbcs.api.Role
 import org.bouncycastle.asn1.x500.X500Name
 import org.junit.jupiter.api.Assertions
 import org.junit.jupiter.api.Order
 import org.junit.jupiter.api.Test
-import java.net.ServerSocket
-import java.net.URI
 import java.net.http.HttpClient
 import java.net.http.HttpRequest
 import java.net.http.HttpResponse
-import java.nio.charset.StandardCharsets
-import java.nio.file.Files
-import java.nio.file.Path
-import java.security.KeyStore
-import java.security.KeyStore.PasswordProtection
-import java.time.Duration
-import java.util.Base64
-import javax.net.ssl.KeyManagerFactory
-import javax.net.ssl.SSLContext
-import javax.net.ssl.TrustManagerFactory
-import kotlin.random.Random
 
 
-class TlsServerTest : AbstractServerTest() {
+class TlsServerTest : AbstractTlsServerTest() {
 
-    companion object {
-        private const val CA_CERTIFICATE_ENTRY = "gbcs-ca"
-        private const val CLIENT_CERTIFICATE_ENTRY = "gbcs-client"
-        private const val SERVER_CERTIFICATE_ENTRY = "gbcs-server"
-        private const val PASSWORD = "password"
-    }
-
-    private lateinit var cacheDir: Path
-    private lateinit var serverKeyStoreFile: Path
-    private lateinit var clientKeyStoreFile: Path
-    private lateinit var trustStoreFile: Path
-    private lateinit var serverKeyStore: KeyStore
-    private lateinit var clientKeyStore: KeyStore
-    private lateinit var trustStore: KeyStore
-    private lateinit var ca: X509Credentials
-
-    private val readersGroup = Configuration.Group("readers", setOf(Role.Reader))
-    private val writersGroup = Configuration.Group("writers", setOf(Role.Writer))
-    private val random = Random(101325)
-    private val keyValuePair = newEntry(random)
-
-    private val users = listOf(
+    override val users = listOf(
         Configuration.User("user1", null, setOf(readersGroup)),
         Configuration.User("user2", null, setOf(writersGroup)),
-        Configuration.User("user3", null, setOf(readersGroup, writersGroup))
+        Configuration.User("user3", null, setOf(readersGroup, writersGroup)),
+        Configuration.User("", null, setOf(readersGroup))
     )
 
-    fun createKeyStoreAndTrustStore() {
-        ca = CertificateUtils.createCertificateAuthority(CA_CERTIFICATE_ENTRY, 30)
-        val serverCert = CertificateUtils.createServerCertificate(ca, X500Name("CN=$SERVER_CERTIFICATE_ENTRY"), 30)
-        val clientCert = CertificateUtils.createClientCertificate(ca, X500Name("CN=$CLIENT_CERTIFICATE_ENTRY"), 30)
-
-        serverKeyStore = KeyStore.getInstance("PKCS12").apply {
-            load(null, null)
-            setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
-            setEntry(
-                SERVER_CERTIFICATE_ENTRY,
-                KeyStore.PrivateKeyEntry(
-                    serverCert.keyPair().private,
-                    arrayOf(serverCert.certificate(), ca.certificate)
-                ),
-                PasswordProtection(PASSWORD.toCharArray())
-            )
-        }
-        Files.newOutputStream(this.serverKeyStoreFile).use {
-            serverKeyStore.store(it, null)
-        }
-
-        clientKeyStore = KeyStore.getInstance("PKCS12").apply {
-            load(null, null)
-            setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
-            setEntry(
-                CLIENT_CERTIFICATE_ENTRY,
-                KeyStore.PrivateKeyEntry(
-                    clientCert.keyPair().private,
-                    arrayOf(clientCert.certificate(), ca.certificate)
-                ),
-                PasswordProtection(PASSWORD.toCharArray())
-            )
-        }
-        Files.newOutputStream(this.clientKeyStoreFile).use {
-            clientKeyStore.store(it, null)
-        }
-
-        trustStore = KeyStore.getInstance("PKCS12").apply {
-            load(null, null)
-            setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
-        }
-        Files.newOutputStream(this.trustStoreFile).use {
-            trustStore.store(it, null)
-        }
-    }
-
-    fun getClientKeyStore(ca : X509Credentials, subject: X500Name) = KeyStore.getInstance("PKCS12").apply {
-        val clientCert = CertificateUtils.createClientCertificate(ca, subject, 30)
-
-        load(null, null)
-        setEntry(CA_CERTIFICATE_ENTRY, KeyStore.TrustedCertificateEntry(ca.certificate), PasswordProtection(null))
-        setEntry(
-            CLIENT_CERTIFICATE_ENTRY,
-            KeyStore.PrivateKeyEntry(clientCert.keyPair().private, arrayOf(clientCert.certificate(), ca.certificate)),
-            PasswordProtection(PASSWORD.toCharArray())
-        )
-    }
-
-    fun getHttpClient(clientKeyStore : KeyStore?): HttpClient {
-        val kmf = clientKeyStore?.let {
-            KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm()).apply {
-                init(it, PASSWORD.toCharArray())
-            }
-        }
-
-
-        // Set up trust manager factory with the truststore
-        val tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
-        tmf.init(trustStore)
-
-        // Create SSL context with the key and trust managers
-        val sslContext = SSLContext.getInstance("TLS").apply {
-            init(kmf?.keyManagers ?: emptyArray(), tmf.trustManagers, null)
-        }
-        return HttpClient.newBuilder().sslContext(sslContext).build()
-    }
-
-    override fun setUp() {
-        this.clientKeyStoreFile = testDir.resolve("client-keystore.p12")
-        this.serverKeyStoreFile = testDir.resolve("server-keystore.p12")
-        this.trustStoreFile = testDir.resolve("truststore.p12")
-        this.cacheDir = testDir.resolve("cache")
-        createKeyStoreAndTrustStore()
-        cfg = Configuration.of(
-            cache = Configuration.FileSystemCache(this.cacheDir, maxAge = Duration.ofSeconds(3600 * 24)),
-            host = "127.0.0.1",
-            port = ServerSocket(0).localPort + 1,
-            users = users.asSequence().map { it.name to it }.toMap(),
-            groups = sequenceOf(writersGroup, readersGroup).map { it.name to it }.toMap(),
-            authentication = Configuration.ClientCertificateAuthentication(
-                userExtractor = Configuration.TlsCertificateExtractor("CN", "(.*)"),
-                groupExtractor = null
-            ),
-            useVirtualThread = true,
-            tls = Configuration.Tls(
-                Configuration.KeyStore(this.serverKeyStoreFile, null, SERVER_CERTIFICATE_ENTRY, PASSWORD),
-                Configuration.TrustStore(this.trustStoreFile, null, false),
-                true
-            ),
-            serverPath = "/"
-        )
-        Xml.write(Serializer.serialize(cfg), System.out)
-    }
-
-    override fun tearDown() {
-    }
-
-    fun newRequestBuilder(key: String) = HttpRequest.newBuilder()
-        .uri(URI.create("https://${cfg.host}:${cfg.port}/$key"))
-
-    fun buildAuthorizationHeader(user: Configuration.User, password: String): String {
-        val b64 = Base64.getEncoder().encode("${user.name}:${password}".toByteArray(Charsets.UTF_8)).let {
-            String(it, StandardCharsets.UTF_8)
-        }
-        return "Basic $b64"
-    }
-
-    fun newEntry(random: Random): Pair<String, ByteArray> {
-        val key = ByteArray(0x10).let {
-            random.nextBytes(it)
-            Base64.getUrlEncoder().encodeToString(it)
-        }
-        val value = ByteArray(0x1000).also {
-            random.nextBytes(it)
-        }
-        return key to value
-    }
-
     @Test
     @Order(1)
-    fun putWithNoClientCertificate() {
-        val client: HttpClient = getHttpClient(null)
-        val (key, value) = keyValuePair
-
-        val requestBuilder = newRequestBuilder(key)
-            .header("Content-Type", "application/octet-stream")
-            .PUT(HttpRequest.BodyPublishers.ofByteArray(value))
-
-        val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
-        Assertions.assertEquals(HttpResponseStatus.UNAUTHORIZED.code(), response.statusCode())
-    }
-
-    @Test
-    @Order(2)
     fun putAsAReaderUser() {
         val (key, value) = keyValuePair
         val user = cfg.users.values.find {
@@ -217,9 +38,8 @@ class TlsServerTest : AbstractServerTest() {
     }
 
     @Test
-    @Order(3)
+    @Order(2)
     fun getAsAWriterUser() {
-
         val (key, _) = keyValuePair
         val user = cfg.users.values.find {
             Role.Writer in it.roles
@@ -227,7 +47,6 @@ class TlsServerTest : AbstractServerTest() {
         val client: HttpClient = getHttpClient(getClientKeyStore(ca, X500Name("CN=${user.name}")))
 
         val requestBuilder = newRequestBuilder(key)
-            .header("Authorization", buildAuthorizationHeader(user, PASSWORD))
             .GET()
 
         val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
@@ -235,9 +54,8 @@ class TlsServerTest : AbstractServerTest() {
     }
 
     @Test
-    @Order(4)
+    @Order(3)
     fun putAsAWriterUser() {
-
         val (key, value) = keyValuePair
         val user = cfg.users.values.find {
             Role.Writer in it.roles
@@ -246,7 +64,6 @@ class TlsServerTest : AbstractServerTest() {
 
         val requestBuilder = newRequestBuilder(key)
             .header("Content-Type", "application/octet-stream")
-            .header("Authorization", buildAuthorizationHeader(user, PASSWORD))
             .PUT(HttpRequest.BodyPublishers.ofByteArray(value))
 
         val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
@@ -254,7 +71,7 @@ class TlsServerTest : AbstractServerTest() {
     }
 
     @Test
-    @Order(5)
+    @Order(4)
     fun getAsAReaderUser() {
         val (key, value) = keyValuePair
         val user = cfg.users.values.find {
@@ -263,7 +80,6 @@ class TlsServerTest : AbstractServerTest() {
         val client: HttpClient = getHttpClient(getClientKeyStore(ca, X500Name("CN=${user.name}")))
 
         val requestBuilder = newRequestBuilder(key)
-            .header("Authorization", buildAuthorizationHeader(user, PASSWORD))
             .GET()
 
         val response: HttpResponse<ByteArray> =
@@ -273,7 +89,7 @@ class TlsServerTest : AbstractServerTest() {
     }
 
     @Test
-    @Order(6)
+    @Order(5)
     fun getMissingKeyAsAReaderUser() {
         val (key, _) = newEntry(random)
         val user = cfg.users.values.find {
@@ -282,11 +98,39 @@ class TlsServerTest : AbstractServerTest() {
         val client: HttpClient = getHttpClient(getClientKeyStore(ca, X500Name("CN=${user.name}")))
 
         val requestBuilder = newRequestBuilder(key)
-            .header("Authorization", buildAuthorizationHeader(user, PASSWORD))
             .GET()
 
         val response: HttpResponse<ByteArray> =
             client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
         Assertions.assertEquals(HttpResponseStatus.NOT_FOUND.code(), response.statusCode())
     }
+
+    @Test
+    @Order(6)
+    fun getAsAnonymousUser() {
+        val (key, value) = keyValuePair
+        val client: HttpClient = getHttpClient(null)
+
+        val requestBuilder = newRequestBuilder(key)
+            .header("Content-Type", "application/octet-stream")
+            .GET()
+
+        val response: HttpResponse<ByteArray> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofByteArray())
+        Assertions.assertEquals(HttpResponseStatus.OK.code(), response.statusCode())
+        Assertions.assertArrayEquals(value, response.body())
+    }
+
+    @Test
+    @Order(7)
+    fun putAsAnonymousUser() {
+        val (key, value) = keyValuePair
+        val client: HttpClient = getHttpClient(null)
+
+        val requestBuilder = newRequestBuilder(key)
+            .header("Content-Type", "application/octet-stream")
+            .PUT(HttpRequest.BodyPublishers.ofByteArray(value))
+
+        val response: HttpResponse<String> = client.send(requestBuilder.build(), HttpResponse.BodyHandlers.ofString())
+        Assertions.assertEquals(HttpResponseStatus.FORBIDDEN.code(), response.statusCode())
+    }
 }

src/test/resources/logback.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE configuration>
+
+<configuration>
+    <import class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"/>
+    <import class="ch.qos.logback.core.ConsoleAppender"/>
+
+    <appender name="console" class="ConsoleAppender">
+        <target>System.err</target>
+        <encoder class="PatternLayoutEncoder">
+            <pattern>%d [%highlight(%-5level)] \(%thread\) %logger{36} -%kvp- %msg %n</pattern>
+        </encoder>
+    </appender>
+
+    <root level="info">
+        <appender-ref ref="console"/>
+    </root>
+    <logger name="io.netty" level="debug"/>
+    <logger name="com.google.code.yanf4j" level="warn"/>
+    <logger name="net.rubyeye.xmemcached" level="warn"/>
+</configuration>

src/test/resources/net/woggioni/gbcs/test/gbcs-default.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<gbcs:server useVirtualThreads="false" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+             xmlns:gbcs="urn:net.woggioni.gbcs"
+             xs:schemaLocation="urn:net.woggioni.gbcs jpms://net.woggioni.gbcs/net/woggioni/gbcs/schema/gbcs.xsd">
+    <bind host="127.0.0.1" port="11443"/>
+    <cache xs:type="gbcs:fileSystemCacheType" path="/tmp/gbcs" max-age="P7D"/>
+    <authentication>
+        <none/>
+    </authentication>
+</gbcs:server>

src/test/resources/net/woggioni/gbcs/test/gbcs-memcached.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<gbcs:server useVirtualThreads="false" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+             xmlns:gbcs="urn:net.woggioni.gbcs"
+             xmlns:gbcs-memcached="urn:net.woggioni.gbcs-memcached"
+             xs:schemaLocation="urn:net.woggioni.gbcs-memcached jpms://net.woggioni.gbcs.memcached/net/woggioni/gbcs/memcached/schema/gbcs-memcached.xsd urn:net.woggioni.gbcs jpms://net.woggioni.gbcs/net/woggioni/gbcs/schema/gbcs.xsd">
+    <bind host="127.0.0.1" port="11443" />
+    <cache xs:type="gbcs-memcached:memcachedCacheType" max-age="P7D" max-size="101325" digest="SHA-256">
+        <server host="127.0.0.1" port="11211"/>
+    </cache>
+    <authentication>
+        <none/>
+    </authentication>
+</gbcs:server>

src/test/resources/net/woggioni/gbcs/test/gbcs-tls.xml

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<gbcs:server useVirtualThreads="false" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+             xmlns:gbcs="urn:net.woggioni.gbcs"
+             xs:schemaLocation="urn:net.woggioni.gbcs jpms://net.woggioni.gbcs/net/woggioni/gbcs/schema/gbcs.xsd">
+    <bind host="127.0.0.1" port="11443"/>
+    <cache xs:type="gbcs:fileSystemCacheType" path="/tmp/gbcs" max-age="P7D"/>
+    <authorization>
+        <users>
+            <user name="user1" password="password1"/>
+            <user name="user2" password="password2"/>
+            <user name="user3" password="password3"/>
+        </users>
+        <groups>
+            <group name="readers">
+                <users>
+                    <user ref="user1"/>
+<!--                    <user ref="user5"/>-->
+                    <anonymous/>
+                </users>
+                <roles>
+                    <reader/>
+                </roles>
+            </group>
+            <group name="writers">
+                <users>
+                    <user ref="user2"/>
+                </users>
+                <roles>
+                    <writer/>
+                </roles>
+            </group>
+            <group name="readers-writers">
+                <users>
+                    <user ref="user3"/>
+                </users>
+                <roles>
+                    <reader/>
+                    <writer/>
+                </roles>
+            </group>
+        </groups>
+    </authorization>
+    <authentication>
+        <client-certificate>
+            <group-extractor pattern="group-pattern" attribute-name="O"/>
+            <user-extractor pattern="user-pattern" attribute-name="CN"/>
+        </client-certificate>
+    </authentication>
+    <tls>
+        <keystore file="keystore.pfx" key-alias="key1" password="password" key-password="key-password"/>
+        <truststore file="truststore.pfx" password="password" check-certificate-status="true" />
+    </tls>
+</gbcs:server>