281 lines
9.3 KiB
Python
Executable file
281 lines
9.3 KiB
Python
Executable file
#!/usr/bin/python3
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""""
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Entrypoint of a Woodpecker CI docker image plugin that permit to publish Debian
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packages on a Aptly repository using its API
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"""
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import datetime
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import os
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import re
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import sys
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from debian_parser import PackagesParser
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from requests import Session
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from requests.adapters import HTTPAdapter
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from urllib3.util import Retry
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def from_env(name, default=None):
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"""Retrieve a parameter from environment"""
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for var in (f"PLUGIN_{name}", f"APTLY_{name}"):
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if var in os.environ:
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return os.environ[var]
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return default
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# Handle parameters from environment
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API_URL = from_env("API_URL", None)
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if not API_URL:
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print("API URL not provided")
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sys.exit(1)
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API_USERNAME = from_env("API_USERNAME", None)
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if not API_USERNAME:
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print("API username not provided")
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sys.exit(1)
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API_PASSWORD = from_env("API_PASSWORD", None)
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if not API_PASSWORD:
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print("API password not provided")
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sys.exit(1)
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MAX_RETRY = from_env("MAX_RETRIES", None)
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REPO_NAME = from_env("REPO_NAME", None)
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PREFIX = from_env("PREFIX", ".")
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REPO_COMPONENT = from_env("REPO_COMPONENT", "main")
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INPUT_PATH = from_env("PATH", "dist")
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SOURCE_NAME = from_env("SOURCE_PACKAGE_NAME", None)
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FORCE_OVERWRITE = from_env("FORCE_OVERWRITE", "false").lower() in ["1", "true", "yes"]
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# List changes files
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changes_files_regex = (
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# pylint: disable=consider-using-f-string
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re.compile(r"^%s_.*\.changes$" % SOURCE_NAME)
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if SOURCE_NAME
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else re.compile(r"^.*\.changes$")
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)
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changes_files = []
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try:
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for filename in os.listdir(INPUT_PATH):
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filepath = os.path.join(INPUT_PATH, filename)
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if not os.path.isfile(filepath):
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continue
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if changes_files_regex.match(filename):
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changes_files.append(filepath)
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except FileNotFoundError:
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print(f'Specified directory path "{INPUT_PATH}" not found')
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sys.exit(1)
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except NotADirectoryError:
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print(f'Specified path "{INPUT_PATH}" is not a directory')
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sys.exit(1)
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if not changes_files:
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print(f"No changes file found in {INPUT_PATH}")
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sys.exit(1)
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# Initialize Aptly API client
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session = Session()
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session.auth = (API_USERNAME, API_PASSWORD)
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if MAX_RETRY:
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retries = Retry(total=int(MAX_RETRY), status_forcelist=list(range(500, 600)))
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session.mount(API_URL, HTTPAdapter(max_retries=retries))
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def get_repo_name(dist):
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"""Compute and retrieve repository name"""
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if REPO_NAME:
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return REPO_NAME
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value = f"{dist}_{REPO_COMPONENT}"
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if PREFIX != ".":
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value = f"{PREFIX}_{value}"
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return value
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def parse_changes_file(filepath):
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"""Parse changes file to detect distribution and included files"""
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dirpath = os.path.dirname(filepath)
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with open(filepath, encoding="utf-8") as file_desc:
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changes_file = file_desc.read()
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parser = PackagesParser(changes_file)
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package_name = None
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distribution = None
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files = []
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for infos in parser.parse():
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for info in infos:
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if info["tag"].lower() == "files":
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for line in info["value"].split(" "):
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if not line:
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continue
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files.append(os.path.join(dirpath, line.split()[-1]))
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if info["tag"].lower() == "distribution":
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if distribution:
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print(
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"More than one distribution found in changes file"
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f"{os.path.basename(filepath)}."
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)
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sys.exit(1)
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distribution = info["value"]
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if info["tag"].lower() == "source":
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if package_name:
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print(
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"More than one source package name found in changes "
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f"file {os.path.basename(filepath)}."
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)
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sys.exit(1)
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package_name = info["value"]
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if not package_name:
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print(
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"Fail to detect source package name from changes file " f"{os.path.basename(filepath)}."
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)
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sys.exit(1)
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if not distribution:
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print("Fail to detect distribution from changes file " f"{os.path.basename(filepath)}.")
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sys.exit(1)
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if not files:
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print("No included file found in changes file" f"{os.path.basename(filepath)}.")
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sys.exit(1)
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return (package_name, distribution, files)
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def get_published_distribution_other_components_sources(distribution):
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"""Retrieve current published distribution using Aptly API"""
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url = f"{API_URL}/publish"
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result = session.get(url)
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if result.status_code != 200:
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print(
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"Fail to retrieve current published distribution "
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f"{distribution} using Aptly API (HTTP code: {result.status_code})"
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)
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sys.exit(1)
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for data in result.json():
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if data["Prefix"] != PREFIX:
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continue
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if data["Distribution"] != distribution:
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continue
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if data["SourceKind"] != "snapshot":
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print(
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f"The distribution {distribution} currently published on "
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f'prefix "{PREFIX}" do not sourcing packages from snapshot(s) '
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f'but from {data["SourceKind"]}.'
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)
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sys.exit(1)
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return [source for source in data["Sources"] if source["Component"] != REPO_COMPONENT]
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print(
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f"Distribution {distribution} seem not currently published on prefix "
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f'"{PREFIX}". Please manually publish it a first time before using '
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f"{os.path.basename(sys.argv[0])}."
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)
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sys.exit(1)
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def upload_file(package_name, filepath):
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"""Upload a file using Aptly API"""
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url = f"{API_URL}/files/{package_name}"
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with open(filepath, "rb") as file_desc:
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result = session.post(url, files={"file": file_desc})
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return (
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result.status_code == 200
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and f"{package_name}/{os.path.basename(filepath)}" in result.json()
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)
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def include_file(repo_name, package_name, changes_file):
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"""Include a changes file using Aptly API"""
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url = f"{API_URL}/repos/{repo_name}/include/{package_name}/" f"{os.path.basename(changes_file)}"
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result = session.post(url)
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data = result.json()
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if data.get("FailedFiles"):
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print()
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print(f"Some error occurred including {changes_file}:")
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print("Failed files:")
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for failed_file in data["FailedFiles"]:
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print(f" - {os.path.basename(failed_file)}")
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if data.get("Report", {}).get("Warnings"):
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print("Warnings:")
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print(" - %s" % "\n - ".join(data["Report"]["Warnings"]))
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print()
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return False
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if not (result.status_code == 200 and data.get("Report", {}).get("Added")):
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print(f"Unknown error occurred including {changes_file}" "See APTLY API logs for details.")
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return False
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return True
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for changes_file in changes_files:
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print(f"Handle changes file {changes_file}:")
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package_name, distribution, filepaths = parse_changes_file(changes_file)
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filepaths += [changes_file]
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repo_name = get_repo_name(distribution)
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other_components_sources = get_published_distribution_other_components_sources(distribution)
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print(" - Upload files:")
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for filepath in filepaths:
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if not upload_file(package_name, filepath):
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print(f" - {filepath}: fail to upload file. See APTLY API logs " "for details.")
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sys.exit(1)
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else:
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print(f" - {filepath}")
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print(f" - Include changes file {changes_file}:")
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if include_file(repo_name, package_name, changes_file):
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print(" - Changes file included")
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else:
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sys.exit(1)
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# Create a snapshot of the repository
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snap_name = datetime.datetime.now().strftime(f"%Y%m%d-%H%M%S_{repo_name}")
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print(f'Create new snapshot "{snap_name}" of repository "{repo_name}"')
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url = f"{API_URL}/repos/{repo_name}/snapshots"
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payload = {"Name": snap_name}
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result = session.post(url, json=payload)
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try:
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data = result.json()
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except Exception: # pylint: disable=broad-except
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data = {}
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error = (
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result.status_code < 200
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or result.status_code > 299
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or data.get("Name") != snap_name
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or not data.get("CreatedAt")
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)
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if error:
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print(
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f'Fail to create snapshot "{snap_name}" of repository '
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f'"{repo_name}". See APTLY API logs for details.'
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)
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sys.exit(1)
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# Update published snapshot of the distribution
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print(
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f'Update published snapshot of distribution "{distribution}" to '
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f'"{snap_name}" (prefix: {PREFIX}, component: {REPO_COMPONENT})'
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)
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if other_components_sources:
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print("Note: keep other currently published components:")
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for source in other_components_sources:
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print(f'- {source["Component"]}: {source["Name"]}')
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url = f"{API_URL}/publish/:{PREFIX}/{distribution}"
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payload = {
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"Snapshots": other_components_sources + [{"Component": REPO_COMPONENT, "Name": snap_name}],
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"ForceOverwrite": FORCE_OVERWRITE,
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}
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result = session.put(url, json=payload)
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if result.status_code < 200 or result.status_code > 299:
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print(
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"Fail to update published snapshot of distribution "
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f'"{distribution}" to "{snap_name}" (prefix: {PREFIX}, '
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f"component: {REPO_COMPONENT}). See APTLY API logs for details."
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)
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sys.exit(1)
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print("Done.")
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