Merge pull request #85968 from jtojnar/gnome-update-freezer
gnome3.updateScript: Add freeze functionality
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commit
2c3273caa1
@ -1,10 +1,13 @@
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import argparse
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import math
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import json
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import requests
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import sys
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def version_to_list(version):
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return list(map(int, version.split('.')))
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return list(map(int, version.split(".")))
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def odd_unstable(version_str, selected):
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version = version_to_list(version_str)
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@ -14,47 +17,58 @@ def odd_unstable(version_str, selected):
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even = version[1] % 2 == 0
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prerelease = (version[1] >= 90 and version[1] < 100) or (version[1] >= 900 and version[1] < 1000)
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stable = even and not prerelease
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if selected == 'stable':
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if selected == "stable":
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return stable
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else:
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return True
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def no_policy(version, selected):
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return True
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version_policies = {
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'odd-unstable': odd_unstable,
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'none': no_policy,
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"odd-unstable": odd_unstable,
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"none": no_policy,
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}
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def make_version_policy(version_predicate, selected):
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return lambda version: version_predicate(version, selected)
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parser = argparse.ArgumentParser(description='Find latest version for a GNOME package by crawling their release server.')
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parser.add_argument('package-name', help='Name of the directory in https://ftp.gnome.org/pub/GNOME/sources/ containing the package.')
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parser.add_argument('version-policy', help='Policy determining which versions are considered stable. For most GNOME packages, odd minor versions are unstable but there are exceptions.', choices=version_policies.keys(), nargs='?', default='odd-unstable')
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parser.add_argument('requested-release', help='Most of the time, we will want to update to stable version but sometimes it is useful to test.', choices=['stable', 'unstable'], nargs='?', default='stable')
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def make_version_policy(version_predicate, selected, upper_bound):
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if not upper_bound:
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upper_bound = [math.inf, math.inf]
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else:
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upper_bound = version_to_list(upper_bound)
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return lambda version: version_predicate(version, selected) and version_to_list(version) < upper_bound
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(description="Find latest version for a GNOME package by crawling their release server.")
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parser.add_argument("package-name", help="Name of the directory in https://ftp.gnome.org/pub/GNOME/sources/ containing the package.")
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parser.add_argument("version-policy", help="Policy determining which versions are considered stable. For most GNOME packages, odd minor versions are unstable but there are exceptions.", choices=version_policies.keys(), nargs="?", default="odd-unstable")
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parser.add_argument("requested-release", help="Most of the time, we will want to update to stable version but sometimes it is useful to test.", choices=["stable", "unstable"], nargs="?", default="stable")
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parser.add_argument("--upper-bound", dest="upper-bound", help="Only look for versions older than this one (useful for pinning dependencies).")
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if __name__ == "__main__":
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args = parser.parse_args()
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package_name = getattr(args, 'package-name')
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requested_release = getattr(args, 'requested-release')
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version_predicate = version_policies[getattr(args, 'version-policy')]
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version_policy = make_version_policy(version_predicate, requested_release)
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package_name = getattr(args, "package-name")
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requested_release = getattr(args, "requested-release")
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upper_bound = getattr(args, "upper-bound")
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version_predicate = version_policies[getattr(args, "version-policy")]
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version_policy = make_version_policy(version_predicate, requested_release, upper_bound)
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# The structure of cache.json: https://gitlab.gnome.org/Infrastructure/sysadmin-bin/blob/master/ftpadmin#L762
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cache = json.loads(requests.get('https://ftp.gnome.org/pub/GNOME/sources/{}/cache.json'.format(package_name)).text)
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cache = json.loads(requests.get(f"https://ftp.gnome.org/pub/GNOME/sources/{package_name}/cache.json").text)
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if type(cache) != list or cache[0] != 4:
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print('Unknown format of cache.json file.', file=sys.stderr)
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print("Unknown format of cache.json file.", file=sys.stderr)
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sys.exit(1)
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versions = cache[2][package_name]
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versions = sorted(filter(version_policy, versions), key=version_to_list)
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if len(versions) == 0:
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print('No versions matched.', file=sys.stderr)
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print("No versions matched.", file=sys.stderr)
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sys.exit(1)
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print(versions[-1])
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@ -1,8 +1,18 @@
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{ stdenv, lib, writeScript, python3, common-updater-scripts }:
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{ packageName, attrPath ? packageName, versionPolicy ? "odd-unstable" }:
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{ stdenv, pkgs, lib, writeScript, python3, common-updater-scripts }:
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{ packageName, attrPath ? packageName, versionPolicy ? "odd-unstable", freeze ? false }:
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let
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python = python3.withPackages (p: [ p.requests ]);
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upperBoundFlag =
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let
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package = lib.getAttrFromPath (lib.splitString "." attrPath) pkgs;
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packageVersion = lib.getVersion package;
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versionComponents = lib.versions.splitVersion packageVersion;
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minorVersion = lib.versions.minor packageVersion;
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minorAvailable = builtins.length versionComponents > 1 && builtins.match "[0-9]+" minorVersion != null;
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nextMinor = builtins.fromJSON minorVersion + 1;
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upperBound = "${lib.versions.major packageVersion}.${builtins.toString nextMinor}";
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in lib.optionalString (minorAvailable && freeze) ''--upper-bound="${upperBound}"'';
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updateScript = writeScript "gnome-update-script" ''
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#!${stdenv.shell}
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set -o errexit
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@ -10,7 +20,7 @@ let
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attr_path="$2"
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version_policy="$3"
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PATH=${lib.makeBinPath [ common-updater-scripts python ]}
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latest_tag=$(python "${./find-latest-version.py}" "$package_name" "$version_policy" "stable")
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latest_tag=$(python "${./find-latest-version.py}" "$package_name" "$version_policy" "stable" ${upperBoundFlag})
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update-source-version "$attr_path" "$latest_tag"
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'';
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in [ updateScript packageName attrPath versionPolicy ]
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