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# Copyright (C) 2011, 2012, 2016 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Tests for repository revision signatures."""
from bzrlib import (
errors,
gpg,
tests,
urlutils,
)
from bzrlib.testament import Testament
from bzrlib.tests import per_repository
class TestSignatures(per_repository.TestCaseWithRepository):
def setUp(self):
super(TestSignatures, self).setUp()
if not self.repository_format.supports_revision_signatures:
raise tests.TestNotApplicable(
"repository does not support signing revisions")
# TODO 20051003 RBC:
# compare the gpg-to-sign info for a commit with a ghost and
# an identical tree without a ghost
# fetch missing should rewrite the TOC of weaves to list newly available parents.
def test_sign_existing_revision(self):
wt = self.make_branch_and_tree('.')
wt.commit("base", allow_pointless=True, rev_id='A')
strategy = gpg.LoopbackGPGStrategy(None)
repo = wt.branch.repository
self.addCleanup(repo.lock_write().unlock)
repo.start_write_group()
repo.sign_revision('A', strategy)
repo.commit_write_group()
self.assertEqual('-----BEGIN PSEUDO-SIGNED CONTENT-----\n' +
Testament.from_revision(repo,
'A').as_short_text() +
'-----END PSEUDO-SIGNED CONTENT-----\n',
repo.get_signature_text('A'))
def test_store_signature(self):
wt = self.make_branch_and_tree('.')
branch = wt.branch
branch.lock_write()
try:
branch.repository.start_write_group()
try:
branch.repository.store_revision_signature(
gpg.LoopbackGPGStrategy(None), 'FOO', 'A')
except errors.NoSuchRevision:
branch.repository.abort_write_group()
raise tests.TestNotApplicable(
"repository does not support signing non-present"
"revisions")
except:
branch.repository.abort_write_group()
raise
else:
branch.repository.commit_write_group()
finally:
branch.unlock()
# A signature without a revision should not be accessible.
self.assertRaises(errors.NoSuchRevision,
branch.repository.has_signature_for_revision_id,
'A')
wt.commit("base", allow_pointless=True, rev_id='A')
self.assertEqual('-----BEGIN PSEUDO-SIGNED CONTENT-----\n'
'FOO-----END PSEUDO-SIGNED CONTENT-----\n',
branch.repository.get_signature_text('A'))
def test_clone_preserves_signatures(self):
wt = self.make_branch_and_tree('source')
wt.commit('A', allow_pointless=True, rev_id='A')
repo = wt.branch.repository
repo.lock_write()
repo.start_write_group()
repo.sign_revision('A', gpg.LoopbackGPGStrategy(None))
repo.commit_write_group()
repo.unlock()
#FIXME: clone should work to urls,
# wt.clone should work to disks.
self.build_tree(['target/'])
d2 = repo.bzrdir.clone(urlutils.local_path_to_url('target'))
self.assertEqual(repo.get_signature_text('A'),
d2.open_repository().get_signature_text('A'))
def test_verify_revision_signature_not_signed(self):
wt = self.make_branch_and_tree('.')
wt.commit("base", allow_pointless=True, rev_id='A')
strategy = gpg.LoopbackGPGStrategy(None)
self.assertEqual(
(gpg.SIGNATURE_NOT_SIGNED, None),
wt.branch.repository.verify_revision_signature('A', strategy))
def test_verify_revision_signature(self):
wt = self.make_branch_and_tree('.')
wt.commit("base", allow_pointless=True, rev_id='A')
strategy = gpg.LoopbackGPGStrategy(None)
repo = wt.branch.repository
self.addCleanup(repo.lock_write().unlock)
repo.start_write_group()
repo.sign_revision('A', strategy)
repo.commit_write_group()
self.assertEqual('-----BEGIN PSEUDO-SIGNED CONTENT-----\n' +
Testament.from_revision(repo,
'A').as_short_text() +
'-----END PSEUDO-SIGNED CONTENT-----\n',
repo.get_signature_text('A'))
self.assertEqual(
(gpg.SIGNATURE_VALID, None, ),
repo.verify_revision_signature('A', strategy))
def test_verify_revision_signatures(self):
wt = self.make_branch_and_tree('.')
wt.commit("base", allow_pointless=True, rev_id='A')
wt.commit("second", allow_pointless=True, rev_id='B')
strategy = gpg.LoopbackGPGStrategy(None)
repo = wt.branch.repository
self.addCleanup(repo.lock_write().unlock)
repo.start_write_group()
repo.sign_revision('A', strategy)
repo.commit_write_group()
self.assertEqual('-----BEGIN PSEUDO-SIGNED CONTENT-----\n' +
Testament.from_revision(repo,
'A').as_short_text() +
'-----END PSEUDO-SIGNED CONTENT-----\n',
repo.get_signature_text('A'))
self.assertEqual(
[('A', gpg.SIGNATURE_VALID, None),
('B', gpg.SIGNATURE_NOT_SIGNED, None)],
list(repo.verify_revision_signatures(['A', 'B'], strategy)))
class TestUnsupportedSignatures(per_repository.TestCaseWithRepository):
def test_sign_revision(self):
if self.repository_format.supports_revision_signatures:
raise tests.TestNotApplicable(
"repository supports signing revisions")
wt = self.make_branch_and_tree('source')
wt.commit('A', allow_pointless=True, rev_id='A')
repo = wt.branch.repository
repo.lock_write()
repo.start_write_group()
self.assertRaises(errors.UnsupportedOperation,
repo.sign_revision, 'A', gpg.LoopbackGPGStrategy(None))
repo.commit_write_group()
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