106 lines
3.0 KiB
Python
106 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@author: Fabio Erculiani <lxnay@sabayon.org>
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@contact: lxnay@sabayon.org
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@copyright: Fabio Erculiani
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@license: GPL-2
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B{Entropy Infrastructure Toolkit}.
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"""
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import sys
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import argparse
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import functools
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from entropy.i18n import _
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from eit.commands.descriptor import EitCommandDescriptor
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from eit.commands.command import EitCommand
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from eit.utils import graph_packages
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class EitGraph(EitCommand):
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"""
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Main Eit graph command.
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"""
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NAME = "graph"
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ALIASES = []
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ALLOW_UNPRIVILEGED = True
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def __init__(self, args):
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EitCommand.__init__(self, args)
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self._packages = []
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self._complete = False
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self._quiet = False
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self._repository_id = None
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def _get_parser(self):
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descriptor = EitCommandDescriptor.obtain_descriptor(
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EitGraph.NAME)
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parser = argparse.ArgumentParser(
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description=descriptor.get_description(),
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formatter_class=argparse.RawDescriptionHelpFormatter,
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prog="%s %s" % (sys.argv[0], EitGraph.NAME))
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parser.add_argument("packages", nargs='+', metavar="<package>",
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help=_("package name"))
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parser.add_argument("--in", metavar="<repository>",
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help=_("search packages in given repository"),
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dest="inrepo", default=None)
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parser.add_argument("--complete", action="store_true",
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default=self._complete,
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help=_('show system packages, build deps, circular deps'))
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parser.add_argument("--quiet", "-q", action="store_true",
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default=self._quiet,
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help=_('quiet output, for scripting purposes'))
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return parser
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INTRODUCTION = """\
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Show direct dependency graph (printed as tree, actually) for given
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package dependencies.
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For a reverse dependency graph, please see *eit revgraph*.
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"""
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SEE_ALSO = "eit-revgraph(1)"
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def man(self):
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"""
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Overridden from EitCommand.
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"""
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return self._man()
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def parse(self):
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parser = self._get_parser()
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try:
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nsargs = parser.parse_args(self._args)
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except IOError:
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return functools.partial(self.print_help, parser), []
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self._quiet = nsargs.quiet
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self._packages += nsargs.packages
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self._complete = nsargs.complete
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self._repository_id = nsargs.inrepo
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return self._call_unlocked, [self._graph, self._repository_id]
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def _graph(self, entropy_server):
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"""
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Actual Eit graph code.
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"""
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if self._repository_id is None:
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repository_ids = entropy_server.repositories()
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else:
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repository_ids = [self._repository_id]
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return graph_packages(
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self._packages, entropy_server,
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complete = self._complete,
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repository_ids = repository_ids, quiet = self._quiet)
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EitCommandDescriptor.register(
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EitCommandDescriptor(
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EitGraph,
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EitGraph.NAME,
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_('show dependency graph for packages'))
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)
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