147 lines
4.2 KiB
Python
147 lines
4.2 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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from entropy.i18n import _
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from entropy.output import darkgreen
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from eit.commands.descriptor import EitCommandDescriptor
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from eit.commands.pull import EitPull
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class EitReset(EitPull):
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"""
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Main Eit reset command.
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"""
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NAME = "reset"
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ALIASES = []
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def __init__(self, args):
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EitPull.__init__(self, args)
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self._reset_repository_id = None
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self._local = False
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def _get_parser(self):
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""" Overridden from EitCommand """
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descriptor = EitCommandDescriptor.obtain_descriptor(
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EitReset.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], EitReset.NAME))
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parser.add_argument("repo", nargs='?', default=None,
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metavar="<repo>", help=_("repository"))
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parser.add_argument("--quick", action="store_true",
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default=False,
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help=_("no stupid questions"))
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parser.add_argument("--local", action="store_true",
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default=False,
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help=_("do not pull the remote repository"))
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return parser
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def bashcomp(self, last_arg):
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"""
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Overridden from EitCommand
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"""
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import sys
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entropy_server = self._entropy(handle_uninitialized=False,
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installed_repo=-1)
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outcome = entropy_server.repositories()
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for arg in self._args:
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if arg in outcome:
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# already given a repo
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outcome = []
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break
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outcome += ["--quick", "--local"]
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def _startswith(string):
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if last_arg is not None:
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if last_arg not in outcome:
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return string.startswith(last_arg)
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return True
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if self._args:
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# only filter out if last_arg is actually
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# something after this.NAME.
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outcome = sorted(filter(_startswith, outcome))
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for arg in self._args:
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if arg in outcome:
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outcome.remove(arg)
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sys.stdout.write(" ".join(outcome) + "\n")
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sys.stdout.flush()
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INTRODUCTION = """\
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Discard all the changes made to the local repository by completely
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re-fetching the remote version available on mirrors.
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"""
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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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""" Overridden from EitPull """
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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 as err:
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sys.stderr.write("%s\n" % (err,))
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return parser.print_help, []
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self._local = nsargs.local
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self._ask = not nsargs.quick
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if nsargs.repo is not None:
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self._repositories.append(nsargs.repo)
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self._reset_repository_id = nsargs.repo
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return self._call_locked, [self._reset, nsargs.repo]
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def _reset(self, entropy_server):
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repository_id = self._reset_repository_id
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if repository_id is None:
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repository_id = entropy_server.repository()
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rev_path = entropy_server._get_local_repository_revision_file(
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repository_id)
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try:
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with open(rev_path, "w") as rev_f:
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rev_f.write("0\n")
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except (IOError, OSError) as err:
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entropy_server.output(
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"%s: %s" % (_("reset error"), err),
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importance=1, level="error")
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return 1
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entropy_server.output(
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darkgreen(_("local repository revision reset complete")),
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importance=1)
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if self._local:
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return 0
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return self._pull(entropy_server)
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EitCommandDescriptor.register(
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EitCommandDescriptor(
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EitReset,
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EitReset.NAME,
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_('reset repository to remote status'))
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)
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