File: up-to-date

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distro-info-data 0.68
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#!/usr/bin/python3

# Copyright (C) 2012, Benjamin Drung <bdrung@debian.org>
#               2018, Stefano Rivera <stefanor@debian.org>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

# pylint: disable=invalid-name
# pylint: enable=invalid-name

"""Validates that the data is up-to-date."""

import datetime
import sys

from lib.tools import convert_date, get_csv_dict_reader, main

ROLLING_FOREVER = {
    "debian": ("sid", "experimental"),
    "devuan": ("ceres", "experimental"),
    "elxr": (),
    "ubuntu": (),
}


def validate(filename, distro):
    """Validates that the given CSV file is current.

    Returns True if the given CSV file is current and otherwise False.
    """
    csvreader = get_csv_dict_reader(filename)
    today = datetime.datetime.now(tz=datetime.UTC).date()

    last_release = None
    dev_releases = []
    for row in csvreader:
        created = False
        released = False
        if row["series"] in ROLLING_FOREVER[distro]:
            continue
        if row["created"]:
            created = today >= convert_date(row["created"])
        if row["release"]:
            released = today >= convert_date(row["release"])
        if created:
            if not released:
                dev_releases.append(row["codename"])
            else:
                last_release = row["codename"]

    if len(dev_releases) == 1:
        return True

    if len(dev_releases) > 1:
        print(
            f"Multiple current development {distro} releases: {dev_releases}",
            file=sys.stderr,
        )
    else:
        print(
            f"No current development {distro} release."
            f" {last_release} is now released.",
            file=sys.stderr,
        )

    return False


if __name__ == "__main__":
    sys.exit(main(validate))