102 lines
3.0 KiB
Python
102 lines
3.0 KiB
Python
#!/usr/bin/python3
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""" Delete packages from a repository.
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Functions:
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==========
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* del_pkgfiles(cachedir, pkgs)
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* repo_remove(db, pkgs, opts=None)
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"""
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import argparse
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import logging
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import sys
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import packaging_scripts.pacmanconf as pacmanconf
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import packaging_scripts.pkgfiles as pkgfiles
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import packaging_scripts.repos as repos
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# ========== Constants ==========
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REPO_REMOVE_CMD = '/usr/bin/repo-remove'
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DB_EXT = 'db.tar.xz'
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# ========== Exit codes ==========
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E_REPO_REMOVEERR = 2
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# ========== Logging setup ==========
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console_formatter = logging.Formatter('==> %(levelname)s %(message)s')
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syslog = logging.getLogger('packaging_scripts')
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syslog.setLevel(logging.DEBUG)
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stdout_handler = logging.StreamHandler(sys.stdout)
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stdout_handler.setLevel(logging.INFO)
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stdout_handler.setFormatter(console_formatter)
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stdout_handler.addFilter(lambda record: record.levelno <= logging.INFO)
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stderr_handler = logging.StreamHandler(sys.stderr)
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stderr_handler.setLevel(logging.WARNING)
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stderr_handler.setFormatter(console_formatter)
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syslog.addHandler(stdout_handler)
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syslog.addHandler(stderr_handler)
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# ========== Functions ==========
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def del_pkgfile(pkg):
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"""Remove package file.
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:param pkg: path of package to remove
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:type pkg: pathlib.Path object
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"""
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pkg.unlink()
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syslog.info(f"Removed {pkg}")
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('-s', '--sign',
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dest='opts',
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action='append_const',
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const='--sign',
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help='sign repository file')
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parser.add_argument('-v', '--verbose',
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action='store_true',
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help='increase script verbosity')
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parser.add_argument('repository',
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choices=pacmanconf.list_configured_repos(),
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help='the repository to operate on',
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metavar='repo')
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parser.add_argument('packages',
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nargs='+',
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help='packages to remove')
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args = parser.parse_args()
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repo = args.repository
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pkgs = args.packages
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opts = args.opts
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cachedir = f"/var/cache/pacman/{repo}"
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# this assumes that the db file for the repo
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# has the same name as that repo
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db = f"{cachedir}/{repo}.{DB_EXT}"
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if args.verbose:
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stdout_handler.setLevel(logging.DEBUG)
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for pkg in pkgs:
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pkg_tarballs = pkgfiles.get_pkgfiles(query=pkg,
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directory=cachedir)
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sigfiles = pkgfiles.get_pkgfiles(query=pkg,
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directory=cachedir,
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signatures_only=True)
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for pkg_tarball in pkg_tarballs:
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del_pkgfile(pkg_tarball)
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for sigfile in sigfiles:
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del_pkgfile(sigfile)
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try:
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repos.repo_add('remove', db, pkg, opts=opts)
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except repos.RepoAddError as e:
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syslog.error(e)
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