mirror of
ssh://git.janware.com/janware/proj/jw-pkg
synced 2026-04-25 09:35:54 +02:00
45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
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# -*- coding: utf-8 -*-
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from typing import Iterable
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from ....lib.util import run_cmd, run_sudo
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from .Package import Package, meta_tags
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_meta_map: dict[str, str]|None = None
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def meta_map():
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global _meta_map
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if _meta_map is None:
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_meta_map = Package.order_tags({
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'name': 'binary:Package',
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'vendor': None, # deb doesn't have vendor field
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'packager': None, # -- packager --
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'url': 'Homepage',
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'maintainer': 'Maintainer',
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})
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return _meta_map
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async def run_dpkg(args: list[str], sudo: bool=False): # export
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cmd = ['/usr/bin/dpkg']
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cmd.extend(args)
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if sudo:
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return await run_sudo(cmd)
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return await run_cmd(cmd)
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async def run_dpkg_query(args: list[str], sudo: bool=False): # export
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cmd = ['/usr/bin/dpkg-query']
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cmd.extend(args)
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if sudo:
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return await run_sudo(cmd)
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return await run_cmd(cmd)
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async def query_packages(names: Iterable[str] = []) -> Iterable[Package]: # export
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fmt_str = '|'.join([(f'${{{tag}}}' if tag else '') for tag in meta_map().values()]) + r'\n'
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# dpkg-query -W -f='${binary:Package}|${Maintainer}| ... \n'
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specs, stderr, status = await run_dpkg_query(['-W', '-f=' + fmt_str, *names], sudo=False)
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return Package.parse_specs_str(specs)
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async def list_files(pkg: str) -> list[str]: # export
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file_list_str, stderr, status = await run_dpkg(['-L', pkg], sudo=False)
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return file_list_str.splitlines()
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