release-data/src/debian.py at main · endoflife-date/release-data · GitHub

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from pathlib import Path
from subprocess import run

from src.common import dates
from src.common.endoflife import AutoConfig, ProductFrontmatter
from src.common.git import Git
from src.common.releasedata import ProductData

"""Fetch Debian versions by parsing news in www.debian.org source repository."""


def extract_major_versions(p: ProductData, repo_dir: Path) -> None:
    child = run(
        f"grep -RhE -A 1 '<define-tag pagetitle>Debian [0-9]+.+</q> released' {repo_dir}/english/News "
        f"| cut -d '<' -f 2 "
        f"| cut -d '>' -f 2 "
        f"| grep -v -- '--'",
        capture_output=True, timeout=300, check=True, shell=True)

    is_release_line = True
    version = None
    for line in child.stdout.decode("utf-8").strip().split("\n"):
        if is_release_line:
            version = line.split(" ")[1]
            is_release_line = False
        else:
            p.declare_version(version, dates.parse_date(line))
            is_release_line = True


def extract_point_versions(p: ProductData, repo_dir: Path) -> None:
    child = run(
        f"grep -Rh -B 10 '<define-tag revision>' {repo_dir}/english/News "
        "| grep -Eo '(release_date>(.*)<|revision>(.*)<)' "
        "| cut -d '>' -f 2,4 "
        "| tr -d '<' "
        "| sed 's/[[:space:]]+/ /' "
        "| paste -d ' ' - -",
        capture_output=True, timeout=300, check=True, shell=True)

    for line in child.stdout.decode("utf-8").strip().split("\n"):
        (date, version) = line.split(' ')
        p.declare_version(version, dates.parse_date(date))

def update(_product: ProductFrontmatter, config: AutoConfig) -> None:
    with ProductData(config.product) as product_data:
        git = Git(config.url)
        git.setup()
        git.checkout("master", file_list=["english/News"])

        extract_major_versions(product_data, git.repo_dir)
        extract_point_versions(product_data, git.repo_dir)