Files
jpacrepo-uploader/jpacrepo_uploader/uploader.py
2023-09-04 07:36:50 +08:00

303 lines
10 KiB
Python

import urllib.parse
import re
import math
import json
import logging
import pycurl
import certifi
from time import time, monotonic
from threading import Thread, Condition
from dataclasses import dataclass, fields
import oidc_client
from oidc_client.discovery import fetch_provider_config
from oidc_client.config import ProviderConfig, DEFAULT_REDIRECT_URI
from oidc_client.oauth import TokenResponse
from urllib.request import Request
from urllib.parse import urlparse, urlunparse, quote, urlencode, ParseResult
from pathlib import Path
from progress import Progress
from progress.bar import Bar
from typing import Optional, Any
from typing_extensions import Self
from .config import load_configuration, Config
logger = logging.getLogger('jpacrepo.uploader')
package_file_pattern = re.compile('.*\.pkg\.tar\.(xz|zst|gz)$')
_size_uoms = ('B', 'KiB', 'MiB', 'GiB', 'KiB')
def format_filesize(size: int) -> str:
counter = 0
tmp_size = size
while tmp_size > 0:
tmp_size //= 1024
counter += 1
counter -= 1
return '%.2f ' % (size / math.pow(1024, counter)) + _size_uoms[counter]
@dataclass
class UploadPt:
uploaded: int
time: float
class PackageUploadProgressBar(Bar):
def __init__(self,
uploaded_size: int,
packages_total_size: int,
start_ts: float = monotonic(),
*args: Any,
**kwargs: Any):
kwargs.setdefault('suffix',
'speed: %(total_speed)s, completed: %(percent).2f%% - ETA: %(eta_td)s')
kwargs.setdefault('width', 48)
super().__init__(*args, **kwargs)
self.uploaded_size = uploaded_size
self.packages_total_size = packages_total_size
self.start_ts = start_ts
@Progress.percent.getter
def percent(self) -> float:
return (self.uploaded_size + self.index) * 100 / self.packages_total_size
@property
def total_avg(self) -> int:
return int((self.uploaded_size + self.index) / (monotonic() - self.start_ts))
@property
def total_speed(self) -> str:
return format_filesize(self.total_avg) + '/s'
@Progress.eta.getter
def eta(self) -> int:
total_avg = self.total_avg
if total_avg > 0:
return int(
math.ceil(
(self.packages_total_size - self.uploaded_size - self.index) / self.total_avg
)
)
else:
return 0
@property
def upload_progress(self) -> str:
return f'{format_filesize(self.index)} / {format_filesize(self.max)}'
class XferProgress:
def __init__(self,
packages_to_upload: int,
packages_total_size: int,
uploaded_size: int = 0,
packages_uploaded: int = 0):
self.packages_uploaded = packages_uploaded
self.packages_total_size = packages_total_size
self.uploaded_size = uploaded_size
self.packages_to_upload = packages_to_upload
self.bar: Optional[PackageUploadProgressBar] = None
def update(self, uploaded: int) -> None:
if self.bar:
self.bar.goto(uploaded)
self.uploaded_size += self.bar.max
else:
raise RuntimeError('Progress bar is None')
def complete(self) -> None:
self.packages_uploaded += 1
class JpacrepoClient:
def __init__(self, config: Config):
self.config: Config = config
self.token: Optional[TokenResponse] = None
self.provider_config: ProviderConfig = fetch_provider_config(self.config.auth_server_url)
self.token_expiry: Optional[int] = None
self.cond = Condition()
self.thread: Optional[Thread] = None
def __enter__(self) -> Self:
return self
def __exit__(self, exc_type: None, exc_val: None, exc_tb: None) -> None:
cond = self.cond
with cond:
cond.notify()
thread = self.thread
self.thread = None
if thread:
thread.join()
def authenticate(self) -> None:
token = oidc_client.login(
provider_config=self.provider_config,
client_id='jpacrepo-client',
interactive=True,
redirect_uri=DEFAULT_REDIRECT_URI)
self.token = token
self.token_expiry = (token.created_at or int(time())) + (token.expires_in or 10)
def thread_callback() -> None:
cond = self.cond
with cond:
while self.thread:
expires_in = (self.token_expiry or 0) - int(time())
if expires_in < 30:
self.refresh_token()
else:
cond.wait(expires_in - 30)
thread = Thread(target=thread_callback)
self.thread = thread
thread.start()
def refresh_token(self) -> None:
token = self.token
if not token:
raise ValueError('token is None')
request = urllib.request.Request(
self.provider_config.token_endpoint,
method='POST',
data=urlencode(
dict(
grant_type='refresh_token',
client_id='jpacrepo-client',
refresh_token=token.refresh_token,
audience=self,
scope=token.scope
)
).encode()
)
with urllib.request.urlopen(request) as response:
if response.code == 200:
token = TokenResponse(
**{
key: value
for key, value in json.load(response).items()
# Ignore extra keys that are not token response fields
if key in (field.name for field in fields(TokenResponse))
}
)
self.token = token
self.token_expiry = (token.created_at or int(time())) + (token.expires_in or 0)
logger.debug(f'refreshed OIDC token')
else:
raise RuntimeError(f'Received HTTP error code: {response.code}')
def packages_to_upload(self) -> tuple[Path, ...]:
package_files: dict[str, Path] = {file.name: file for package_cache in self.config.repo_folders
for file in package_cache.iterdir()
if file.is_file() and package_file_pattern.match(file.name)}
headers = {
'Accept': 'application/json',
'Content-Type': 'application/json',
}
token = self.token
if isinstance(token, TokenResponse):
headers['Authorization'] = f'Bearer {token.access_token}'
url = urlparse(self.config.server_url)
new_path = Path(url.path) / 'api/pkg/doYouWantAny'
url = url._replace(path=str(new_path))
request = Request(
urlunparse(url),
headers=headers,
data=json.dumps([filename for filename in package_files.keys()]).encode(),
method='POST'
)
with urllib.request.urlopen(request) as response:
if response.code == 200:
return tuple((package_files[filename] for filename in json.load(response)))
else:
raise RuntimeError(f'Received HTTP error code: {response.code}')
def upload(self, files: tuple[Path, ...]) -> None:
total_size: int = 0
for package_file in files:
if package_file.exists():
total_size += package_file.stat().st_size
logger.info(f'A total of {format_filesize(total_size)} are going to be uploaded')
curl: pycurl.Curl = pycurl.Curl()
progress = XferProgress(packages_to_upload=len(files), packages_total_size=total_size)
start_ts = monotonic()
for i, file in enumerate(files):
upload_size = file.stat().st_size
kwargs = dict(
width=64,
max=upload_size,
message=f'({i}/{len(files)}) {file.name}',
start_ts=start_ts
)
with PackageUploadProgressBar(progress.uploaded_size, total_size, **kwargs) as bar:
bar.start_ts = start_ts
progress.bar = bar
self._upload_file(curl, file, progress)
progress.uploaded_size += upload_size
progress.packages_uploaded += 1
curl.close()
def _upload_file(self, curl: pycurl.Curl, file_path: Path, progress: XferProgress) -> None:
parse_result = urlparse(self.config.server_url)
new_path = Path(parse_result.path) / 'api/pkg/upload'
url: str = (urlunparse(parse_result._replace(path=str(new_path)))
+ ';filename=' + quote(file_path.name))
curl.setopt(pycurl.POST, 1)
curl.setopt(pycurl.URL, url)
headers = [
'Content-Type: application/octet-stream',
'User-Agent: jpacrepo-client'
]
token = self.token
if isinstance(token, TokenResponse):
headers.append(f'Authorization: Bearer {token.access_token}')
curl.setopt(pycurl.HTTPHEADER, headers)
def progress_callback(dltotal: int,
dlnow: int,
ultotal: int,
ulnow: int) -> int:
bar = progress.bar
if bar:
bar.goto(ulnow)
else:
raise RuntimeError('bar is None')
return 0
curl.setopt(pycurl.XFERINFOFUNCTION, progress_callback)
curl.setopt(pycurl.NOPROGRESS, False)
curl.setopt(pycurl.VERBOSE, False)
curl.setopt(pycurl.CAINFO, certifi.where())
with open(str(file_path), 'rb') as file:
curl.setopt(pycurl.READDATA, file)
curl.perform()
http_status_code = curl.getinfo(pycurl.RESPONSE_CODE)
if http_status_code != 201:
raise RuntimeError(f'Server returned {http_status_code}')
def main() -> None:
logging.basicConfig(encoding='utf-8', level=logging.INFO)
with JpacrepoClient(load_configuration()) as client:
client.authenticate()
files = client.packages_to_upload()
if len(files):
logger.debug(f'Files to be uploaded: {files}')
client.upload(files)
else:
logger.info('No packages will be uploaded')
if __name__ == '__main__':
main()