nixpkgs/pkgs/tools/security/enpass/update_script.py
2023-08-07 08:00:56 +02:00

75 lines
2.7 KiB
Python
Executable File

#! /usr/bin/env nix-shell
#! nix-shell -i python3 -p python3 python3.pkgs.packaging python3.pkgs.requests
import gzip
import json
import logging
import pathlib
import re
import subprocess
import sys
from packaging import version
import requests
logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
current_path = pathlib.Path(__file__).parent
DATA_JSON = current_path.joinpath("data.json").resolve()
logging.debug(f"Path to version file: {DATA_JSON}")
last_new_version = None
with open(DATA_JSON, "r") as versions_file:
versions = json.load(versions_file)
def find_latest_version(arch):
CHECK_URL = f'https://apt.enpass.io/dists/stable/main/binary-{arch}/Packages.gz'
packages = gzip.decompress(requests.get(CHECK_URL).content).decode()
# Loop every package to find the newest one!
version_selector = re.compile("Version: (?P<version>.+)")
path_selector = re.compile("Filename: (?P<path>.+)")
hash_selector = re.compile("SHA256: (?P<sha256>.+)")
last_version = version.parse("0")
for package in packages.split("\n\n"):
matches = version_selector.search(package)
matched_version = matches.group('version') if matches and matches.group('version') else "0"
parsed_version = version.parse(matched_version)
if parsed_version > last_version:
path = path_selector.search(package).group('path')
sha256 = hash_selector.search(package).group('sha256')
last_version = parsed_version
return {"path": path, "sha256": sha256, "version": matched_version}
for arch in versions.keys():
current_version = versions[arch]['version']
logging.info(f"Current Version for {arch} is {current_version}")
new_version = find_latest_version(arch)
if not new_version or new_version['version'] == current_version:
continue
last_current_version = current_version
last_new_version = new_version
logging.info(f"Update found ({arch}): enpass: {current_version} -> {new_version['version']}")
versions[arch]['path'] = new_version['path']
versions[arch]['sha256'] = new_version['sha256']
versions[arch]['version'] = new_version['version']
if not last_new_version:
logging.info('#### No update found ####')
sys.exit(0)
# write new versions back
with open(DATA_JSON, "w") as versions_file:
json.dump(versions, versions_file, indent=2)
versions_file.write("\n")
# Commit the result:
logging.info("Committing changes...")
commit_message = f"enpass: {last_current_version} -> {last_new_version['version']}"
subprocess.run(['git', 'add', DATA_JSON], check=True)
subprocess.run(['git', 'commit', '--file=-'], input=commit_message.encode(), check=True)
logging.info("Done.")