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#!/usr/bin/env python
from __future__ import annotations
import argparse
import asyncio
import dataclasses
import lzma
import logging
import os
import pathlib
import subprocess
import aiofiles
logger = logging.getLogger()
logger.setLevel(logging.DEBUG)
@dataclasses.dataclass
class PackageVersion:
name: str
version: str
def __eq__(self, other: PackageVersion) -> bool:
return other.version == self.version
def __gt__(self, other: PackageVersion) -> bool:
return self.version > other.version
def __lt__(self, other: PackageVersion) -> bool:
return self.version < other.version
def __le__(self, other: PackageVersion) -> bool:
return self < other or self == other
def __ge__(self, other: PackageVersion) -> bool:
return self > other or self == other
def __ne__(self, other: PackageVersion) -> bool:
return not self == other
def __str__(self) -> str:
return f'{self.name} {self.version}'
def fetch_database(pkg_db: str) -> dict[str, str]:
name_read = False
version_read = False
pkg_name = ''
package_storage = {}
with lzma.open(pkg_db) as fin:
for line in fin:
line = line.strip()
if name_read:
pkg_name = line.decode()
name_read = False
elif version_read:
package_storage.update({pkg_name: line.decode()})
#logger.debug(pkg_name, line.decode())
version_read = False
pkg_name = ''
if line == b"%NAME%":
assert not name_read
name_read = True
if line == b"%VERSION%":
assert not version_read
version_read = True
assert (name_read is False and version_read is False) or (version_read != name_read)
return package_storage
def get_src_info(s: str) -> PackageVersion:
base = ''
ver = ''
rel = ''
for line in s.splitlines(False):
if (line := line.strip()).startswith('pkgver'):
ver = line.split('=', maxsplit=2)[1]
elif line.startswith('pkgrel'):
rel = line.split('=', maxsplit=2)[1]
elif line.startswith('pkgbase'):
base = line.split('=', maxsplit=2)[1]
return PackageVersion(base.strip(), f'{ver.strip()}-{rel.strip()}')
async def parse_srcinfo(path: pathlib.PurePath) -> PackageVersion:
if (path := pathlib.Path(path.joinpath('.SRCINFO'))).is_file():
async with aiofiles.open(str(path)) as fin:
return get_src_info(await fin.read())
else:
p = await asyncio.create_subprocess_exec('makepkg', '--printsrcinfo', stdout=subprocess.PIPE, cwd=path.parent)
(stdout, stderr) = (await p.communicate())
return get_src_info(stdout.decode())
async def do_work(pkg_db: str):
repo = fetch_database(pkg_db)
home_directory = pathlib.Path(os.getcwd())
tasks = []
pending_build = []
for folder in os.listdir("."):
if folder.startswith("."):
continue
if os.path.isfile(folder):
continue
tasks.append(asyncio.create_task(parse_srcinfo(home_directory.joinpath(folder))))
finished, _ = await asyncio.wait(tasks, return_when=asyncio.ALL_COMPLETED)
for future in finished:
pkg = future.result()
if pkg.name in repo:
#print(pkg.name, repo[pkg.name], pkg.version)
if repo[pkg.name] < pkg.version:
pending_build.append(pkg.name)
else:
pending_build.append(pkg.name)
print(pending_build)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='pkgbuild.py')
parser.add_argument('db_file')
args = parser.parse_args()
asyncio.run(do_work(args.db_file))
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