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Viewing changes to breezy/commit_signature_commands.py

  • Committer: Jelmer Vernooij
  • Date: 2018-06-11 20:48:24 UTC
  • mfrom: (6974.2.1 python3-graph)
  • Revision ID: jelmer@jelmer.uk-20180611204824-zll0a3pzyciekd1f
merge lp:~jelmer/brz/python3-graph

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breezy/commit_signature_commands.py
 
1
# Copyright (C) 2006, 2007, 2009, 2010, 2011 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
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# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
16
 
 
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"""Command which looks for unsigned commits by the current user, and signs them.
 
18
"""
 
19
 
 
20
from __future__ import absolute_import
 
21
 
 
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from . import (
 
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    controldir,
 
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    errors,
 
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    gpg,
 
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    revision as _mod_revision,
 
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    )
 
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from .commands import Command
 
29
from .option import Option
 
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from .i18n import gettext, ngettext
 
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from .sixish import text_type
 
32
 
 
33
 
 
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class cmd_sign_my_commits(Command):
 
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    __doc__ = """Sign all commits by a given committer.
 
36
 
 
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    If location is not specified the local tree is used.
 
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    If committer is not specified the default committer is used.
 
39
 
 
40
    This does not sign commits that already have signatures.
 
41
    """
 
42
    # Note that this signs everything on the branch's ancestry
 
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    # (both mainline and merged), but not other revisions that may be in the
 
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    # repository
 
45
 
 
46
    takes_options = [
 
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            Option('dry-run',
 
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                   help='Don\'t actually sign anything, just print'
 
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                        ' the revisions that would be signed.'),
 
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            ]
 
51
    takes_args = ['location?', 'committer?']
 
52
 
 
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    def run(self, location=None, committer=None, dry_run=False):
 
54
        if location is None:
 
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            bzrdir = controldir.ControlDir.open_containing('.')[0]
 
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        else:
 
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            # Passed in locations should be exact
 
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            bzrdir = controldir.ControlDir.open(location)
 
59
        branch = bzrdir.open_branch()
 
60
        repo = branch.repository
 
61
        branch_config = branch.get_config_stack()
 
62
 
 
63
        if committer is None:
 
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            committer = branch_config.get('email')
 
65
        gpg_strategy = gpg.GPGStrategy(branch_config)
 
66
 
 
67
        count = 0
 
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        with repo.lock_write():
 
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            graph = repo.get_graph()
 
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            repo.start_write_group()
 
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            try:
 
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                for rev_id, parents in graph.iter_ancestry(
 
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                        [branch.last_revision()]):
 
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                    if _mod_revision.is_null(rev_id):
 
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                        continue
 
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                    if parents is None:
 
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                        # Ignore ghosts
 
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                        continue
 
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                    if repo.has_signature_for_revision_id(rev_id):
 
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                        continue
 
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                    rev = repo.get_revision(rev_id)
 
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                    if rev.committer != committer:
 
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                        continue
 
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                    # We have a revision without a signature who has a
 
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                    # matching committer, start signing
 
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                    self.outf.write("%s\n" % rev_id)
 
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                    count += 1
 
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                    if not dry_run:
 
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                        repo.sign_revision(rev_id, gpg_strategy)
 
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            except:
 
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                repo.abort_write_group()
 
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                raise
 
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            else:
 
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                repo.commit_write_group()
 
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        self.outf.write(
 
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            ngettext('Signed %d revision.\n', 'Signed %d revisions.\n', count) %
 
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            count)
 
98
 
 
99
 
 
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class cmd_verify_signatures(Command):
 
101
    __doc__ = """Verify all commit signatures.
 
102
 
 
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    Verifies that all commits in the branch are signed by known GnuPG keys.
 
104
    """
 
105
 
 
106
    takes_options = [
 
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            Option('acceptable-keys',
 
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                   help='Comma separated list of GPG key patterns which are'
 
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                        ' acceptable for verification.',
 
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                   short_name='k',
 
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                   type=text_type,),
 
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            'revision',
 
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            'verbose',
 
114
          ]
 
115
    takes_args = ['location?']
 
116
 
 
117
    def run(self, acceptable_keys=None, revision=None, verbose=None,
 
118
                                                            location=u'.'):
 
119
        bzrdir = controldir.ControlDir.open_containing(location)[0]
 
120
        branch = bzrdir.open_branch()
 
121
        repo = branch.repository
 
122
        branch_config = branch.get_config_stack()
 
123
        gpg_strategy = gpg.GPGStrategy(branch_config)
 
124
 
 
125
        gpg_strategy.set_acceptable_keys(acceptable_keys)
 
126
 
 
127
        def write(string):
 
128
            self.outf.write(string + "\n")
 
129
        def write_verbose(string):
 
130
            self.outf.write("  " + string + "\n")
 
131
 
 
132
        self.add_cleanup(repo.lock_read().unlock)
 
133
        #get our list of revisions
 
134
        revisions = []
 
135
        if revision is not None:
 
136
            if len(revision) == 1:
 
137
                revno, rev_id = revision[0].in_history(branch)
 
138
                revisions.append(rev_id)
 
139
            elif len(revision) == 2:
 
140
                from_revno, from_revid = revision[0].in_history(branch)
 
141
                to_revno, to_revid = revision[1].in_history(branch)
 
142
                if to_revid is None:
 
143
                    to_revno = branch.revno()
 
144
                if from_revno is None or to_revno is None:
 
145
                    raise errors.BzrCommandError(gettext(
 
146
                    'Cannot verify a range of non-revision-history revisions'))
 
147
                for revno in range(from_revno, to_revno + 1):
 
148
                    revisions.append(branch.get_rev_id(revno))
 
149
        else:
 
150
            #all revisions by default including merges
 
151
            graph = repo.get_graph()
 
152
            revisions = []
 
153
            for rev_id, parents in graph.iter_ancestry(
 
154
                    [branch.last_revision()]):
 
155
                if _mod_revision.is_null(rev_id):
 
156
                    continue
 
157
                if parents is None:
 
158
                    # Ignore ghosts
 
159
                    continue
 
160
                revisions.append(rev_id)
 
161
        count, result, all_verifiable = gpg.bulk_verify_signatures(
 
162
            repo, revisions, gpg_strategy)
 
163
        if all_verifiable:
 
164
               write(gettext("All commits signed with verifiable keys"))
 
165
               if verbose:
 
166
                   for message in gpg.verbose_valid_message(result):
 
167
                       write_verbose(message)
 
168
               return 0
 
169
        else:
 
170
            write(gpg.valid_commits_message(count))
 
171
            if verbose:
 
172
               for message in gpg.verbose_valid_message(result):
 
173
                   write_verbose(message)
 
174
            write(gpg.expired_commit_message(count))
 
175
            if verbose:
 
176
               for message in gpg.verbose_expired_key_message(result, repo):
 
177
                   write_verbose(message)
 
178
            write(gpg.unknown_key_message(count))
 
179
            if verbose:
 
180
                for message in gpg.verbose_missing_key_message(result):
 
181
                    write_verbose(message)
 
182
            write(gpg.commit_not_valid_message(count))
 
183
            if verbose:
 
184
                for message in gpg.verbose_not_valid_message(result, repo):
 
185
                   write_verbose(message)
 
186
            write(gpg.commit_not_signed_message(count))
 
187
            if verbose:
 
188
                for message in gpg.verbose_not_signed_message(result, repo):
 
189
                    write_verbose(message)
 
190
            return 1