updated Netty version

.gitea/workflows/build.yaml

@@ -5,6 +5,8 @@ on:
       - '*'
 jobs:
   build:
+    env:
+      RUNNER_TOOL_CACHE: /toolcache
     runs-on: hostinger
     steps:
       - name: Checkout sources
@@ -19,7 +21,11 @@ jobs:
       - name: Execute Gradle build
         env:
           PUBLISHER_TOKEN: ${{ secrets.PUBLISHER_TOKEN }}
-        run: ./gradlew build publish
+        run: ./gradlew build
+      - name: Publish artifacts
+        env:
+          PUBLISHER_TOKEN: ${{ secrets.PUBLISHER_TOKEN }}
+        run: ./gradlew publish
   build-docker:
     name: "Build Docker images"
     runs-on: hostinger

Dockerfile

@@ -9,7 +9,7 @@ WORKDIR /home/ubuntu
 RUN mkdir gbcs
 WORKDIR /home/ubuntu/gbcs
 
-COPY --chown=ubuntu:users .git .git
+COPY --chown=ubuntu:users ./.git ./.git
 COPY --chown=ubuntu:users gbcs-base gbcs-base
 COPY --chown=ubuntu:users gbcs-api gbcs-api
 COPY --chown=ubuntu:users gbcs-memcached gbcs-memcached
@@ -21,7 +21,7 @@ COPY --chown=ubuntu:users gradle.properties gradle.properties
 COPY --chown=ubuntu:users gradle gradle
 COPY --chown=ubuntu:users gradlew gradlew
 
-RUN --mount=type=cache,target=/home/ubuntu/.gradle,uid=1000,gid=1000 ./gradlew --no-daemon assemble
+RUN --mount=type=cache,target=/home/ubuntu/.gradle,uid=1000,gid=1000 ./gradlew --no-daemon clean assemble
 
 FROM alpine:latest AS base-release
 RUN --mount=type=cache,target=/var/cache/apk apk update

build.gradle

@@ -10,16 +10,16 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 
 
-allprojects {
+allprojects { subproject ->
     group = 'net.woggioni'
 
-    if(project.currentTag.isPresent()) {
-        version = project.currentTag
-    } else {
-        version = project.gitRevision.map { gitRevision ->
-            "${getProperty('gbcs.version')}.${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()
         }
-    }
 
     repositories {
         maven {
@@ -36,7 +36,7 @@ allprojects {
     pluginManager.withPlugin('java-library') {
 
         ext {
-            jpmsModuleName = project.group + '.' + project.name.replace('-', '.')
+            jpmsModuleName = subproject.group + '.' + subproject.name.replace('-', '.')
         }
 
         java {
@@ -61,14 +61,13 @@ allprojects {
             options.compilerArgumentProviders << new CommandLineArgumentProvider() {
                 @Override
                 Iterable<String> asArguments() {
-                    return ['--patch-module', project.jpmsModuleName + '=' + project.sourceSets.main.output.asPath]
+                    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
@@ -101,10 +100,6 @@ allprojects {
             }
         }
     }
-
-    tasks.withType(AbstractArchiveTask.class) {
-        archiveVersion = project.version
-    }
 }
 
 dependencies {

conf/gbcs-memcached.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<gbcs:server useVirtualThreads="false" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance"
+<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">

gbcs-api/build.gradle

@@ -7,10 +7,6 @@ plugins {
 dependencies {
 }
 
-tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
-    options.javaModuleVersion = version
-}
-
 publishing {
     publications {
         maven(MavenPublication) {

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

@@ -1,6 +1,7 @@
 package net.woggioni.gbcs.api;
 
 
+import lombok.EqualsAndHashCode;
 import lombok.Value;
 
 import java.nio.file.Path;
@@ -23,25 +24,18 @@ public class Configuration {
 
     @Value
     public static class Group {
+        @EqualsAndHashCode.Include
         String name;
         Set<Role> roles;
-
-        @Override
-        public int hashCode() {
-            return name.hashCode();
-        }
     }
 
     @Value
     public static class User {
+        @EqualsAndHashCode.Include
         String name;
         String password;
         Set<Group> groups;
 
-        @Override
-        public int hashCode() {
-            return name.hashCode();
-        }
 
         public Set<Role> getRoles() {
             return groups.stream()

gbcs-base/build.gradle

@@ -1,5 +1,3 @@
-import org.jetbrains.kotlin.gradle.dsl.JvmTarget
-import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
     id 'java-library'
@@ -12,15 +10,6 @@ dependencies {
     compileOnly catalog.slf4j.api
 }
 
-tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
-    options.compilerArgs << '--patch-module' << 'net.woggioni.gbcs.base=' + project.sourceSets.main.output.asPath
-    options.javaModuleVersion = version
-}
-
-tasks.named("compileKotlin", KotlinCompile.class) {
-    compilerOptions.jvmTarget = JvmTarget.JVM_21
-}
-
 publishing {
     publications {
         maven(MavenPublication) {

gbcs-cli/build.gradle

@@ -18,8 +18,6 @@ Property<String> mainClassName = objects.property(String.class)
 mainClassName.set('net.woggioni.gbcs.cli.GradleBuildCacheServerCli')
 
 tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
-    options.compilerArgs << '--patch-module' << 'net.woggioni.gbcs.cli=' + project.sourceSets.main.output.asPath
-    options.javaModuleVersion = version
     options.javaModuleMainClass = mainClassName
 }
 
@@ -36,8 +34,6 @@ dependencies {
     implementation catalog.netty.codec.http
     implementation catalog.picocli
 
-//    implementation project(':gbcs-base')
-//    implementation project(':gbcs-api')
     implementation rootProject
 
 //    runtimeOnly catalog.slf4j.jdk14
@@ -50,11 +46,6 @@ Provider<EnvelopeJarTask> envelopeJarTaskProvider = tasks.named('envelopeJar', E
     systemProperties['logback.configurationFile'] = 'classpath:net/woggioni/gbcs/cli/logback.xml'
 }
 
-def envelopeJarArtifact = artifacts.add('archives', envelopeJarTaskProvider.get().archiveFile.get().asFile) {
-    type = 'jar'
-    builtBy envelopeJarTaskProvider
-}
-
 tasks.named(NativeImagePlugin.CONFIGURE_NATIVE_IMAGE_TASK_NAME, NativeImageConfigurationTask) {
     mainClass = 'net.woggioni.gbcs.GraalNativeImageConfiguration'
 }
@@ -68,7 +59,7 @@ tasks.named(NativeImagePlugin.NATIVE_IMAGE_TASK_NAME, NativeImageTask) {
 publishing {
     publications {
         maven(MavenPublication) {
-            artifact envelopeJarArtifact
+            artifact envelopeJar
         }
     }
 }

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

@@ -92,7 +92,14 @@ class GradleBuildCacheServerCli(application : Application, private val log : Log
                 "Server configuration:\n${String(it.toByteArray())}"
             }
         }
-        GradleBuildCacheServer(configuration).run().use {
+        val server = GradleBuildCacheServer(configuration)
+        server.run().use {
+            log.info {
+                "GradleBuildCacheServer is listening on ${configuration.host}:${configuration.port}"
+            }
+        }
+        log.info {
+            "GradleBuildCacheServer has been gracefully shut down"
         }
     }
 }

gbcs-memcached/build.gradle

@@ -30,15 +30,6 @@ dependencies {
     implementation catalog.xmemcached
 }
 
-tasks.named(JavaPlugin.COMPILE_JAVA_TASK_NAME, JavaCompile) {
-    options.compilerArgs << '--patch-module' << 'net.woggioni.gbcs.memcached=' + project.sourceSets.main.output.asPath
-    options.javaModuleVersion = version
-}
-
-tasks.named("compileKotlin", KotlinCompile.class) {
-    compilerOptions.jvmTarget = JvmTarget.JVM_21
-}
-
 Provider<Tar> bundleTask = tasks.register("bundle", Tar) {
     from(tasks.named(JavaPlugin.JAR_TASK_NAME))
     from(configurations.bundle)
@@ -49,16 +40,10 @@ tasks.named(BasePlugin.ASSEMBLE_TASK_NAME) {
     dependsOn(bundleTask)
 }
 
-def bundleArtifact = artifacts.add('archives', bundleTask.get().archiveFile.get().asFile) {
-    type = 'tar'
-    builtBy bundleTask
-}
-
-
 publishing {
     publications {
         maven(MavenPublication) {
-            artifact bundleArtifact
+            artifact bundleTask
         }
     }
 }

gradle.properties

@@ -4,6 +4,6 @@ org.gradle.caching=true
 
 gbcs.version = 0.0.1
 
-lys.version = 2025.01.09
+lys.version = 2025.01.10
 
 gitea.maven.url = https://gitea.woggioni.net/api/packages/woggioni/maven

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
@@ -34,8 +33,6 @@ import io.netty.handler.codec.http.HttpServerCodec
 import io.netty.handler.codec.http.HttpUtil
 import io.netty.handler.codec.http.HttpVersion
 import io.netty.handler.codec.http.LastHttpContent
-import io.netty.handler.ssl.ApplicationProtocolNames
-import io.netty.handler.ssl.ApplicationProtocolNegotiationHandler
 import io.netty.handler.ssl.ClientAuth
 import io.netty.handler.ssl.SslContext
 import io.netty.handler.ssl.SslContextBuilder
@@ -71,7 +68,6 @@ 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
@@ -180,40 +176,39 @@ 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.isVerifyClients) {
-                        clientAuth(ClientAuth.OPTIONAL)
-                        val trustStore = tls.trustStore
-                        if (trustStore != null) {
-                            val ts = loadKeystore(trustStore.file, trustStore.password)
-                            trustManager(
-                                ClientCertificateValidator.getTrustManager(ts, trustStore.isCheckCertificateStatus)
-                            )
-                        }
-                    }
-                }.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)
+                            val trustStore = tls.trustStore
+                            if (trustStore != null) {
+                                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)
@@ -237,6 +232,8 @@ 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)
@@ -296,7 +293,7 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
             }
             val cacheImplementation = cfg.cache.materialize()
             val prefix = Path.of("/").resolve(Path.of(cfg.serverPath ?: "/"))
-            pipeline.addLast(group, ServerHandler(cacheImplementation, prefix))
+            pipeline.addLast(eventExecutorGroup, ServerHandler(cacheImplementation, prefix))
             pipeline.addLast(ExceptionHandler())
         }
     }
@@ -447,46 +444,47 @@ 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()
+                }
             }
         }
     }
 
     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.isUseVirtualThread) {
-            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)
         }
@@ -495,7 +493,7 @@ 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)
+        return ServerHandle(httpChannel, setOf(bossGroup, workerGroup, eventExecutorGroup))
     }
 
     companion object {
@@ -509,7 +507,7 @@ class GradleBuildCacheServer(private val cfg: Configuration) {
             return Parser.parse(doc)
         }
 
-        fun dumpConfiguration(conf : Configuration, outputStream: OutputStream) {
+        fun dumpConfiguration(conf: Configuration, outputStream: OutputStream) {
             Xml.write(Serializer.serialize(conf), outputStream)
         }
     }

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

@@ -32,7 +32,7 @@ object Parser {
         val serverPath = root.getAttribute("path")
         val useVirtualThread = root.getAttribute("useVirtualThreads")
             .takeIf(String::isNotEmpty)
-            ?.let(String::toBoolean) ?: false
+            ?.let(String::toBoolean) ?: true
         var authentication: Authentication? = null
         for (child in root.asIterable()) {
             when (child.localName) {

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

@@ -10,9 +10,6 @@
         <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"/>
@@ -28,7 +25,7 @@
             <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">

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

@@ -1,19 +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() {
-        while(true) {
-            try (ServerSocket serverSocket = new ServerSocket(0)) {
+        int count = 0;
+        while(count < MAX_ATTEMPTS) {
+            try (ServerSocket serverSocket = new ServerSocket(0, 50, InetAddress.getLocalHost())) {
                 final var candidate = serverSocket.getLocalPort();
-                if (serverSocket.getLocalPort() > 0) {
+                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/NoAuthServerTest.kt

@@ -105,4 +105,28 @@ 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

@@ -228,7 +228,6 @@ class TlsServerTest : AbstractServerTest() {
     @Test
     @Order(3)
     fun getAsAWriterUser() {
-
         val (key, _) = keyValuePair
         val user = cfg.users.values.find {
             Role.Writer in it.roles
@@ -246,7 +245,6 @@ class TlsServerTest : AbstractServerTest() {
     @Test
     @Order(4)
     fun putAsAWriterUser() {
-
         val (key, value) = keyValuePair
         val user = cfg.users.values.find {
             Role.Writer in it.roles

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>