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# Copyright (C) 2005 Robey Pointer <robey@lag.net>, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import os
import socket
import threading
from bzrlib.branch import Branch
import bzrlib.errors as errors
from bzrlib.osutils import pathjoin, lexists
from bzrlib.tests import TestCaseInTempDir, TestCase, TestSkipped
import bzrlib.transport
try:
import paramiko
paramiko_loaded = True
except ImportError:
paramiko_loaded = False
class TestCaseWithSFTPServer(TestCaseInTempDir):
"""A test case base class that provides a sftp server on localhost."""
def setUp(self):
if not paramiko_loaded:
raise TestSkipped('you must have paramiko to run this test')
super(TestCaseWithSFTPServer, self).setUp()
from bzrlib.transport.sftp import SFTPAbsoluteServer, SFTPHomeDirServer
if getattr(self, '_get_remote_is_absolute', None) is None:
self._get_remote_is_absolute = True
if self._get_remote_is_absolute:
self.server = SFTPAbsoluteServer()
else:
self.server = SFTPHomeDirServer()
self.server.setUp()
self.addCleanup(self.server.tearDown)
self._sftp_url = self.server.get_url()
self._root = self.test_dir
# Set to a string in setUp to give sftp server a new homedir.
self._override_home = None
self._is_setup = False
self.sftplogs = []
def get_remote_url(self, relpath_to_test_root):
# FIXME use urljoin ?
return self._sftp_url + '/' + relpath_to_test_root
def get_transport(self, path=None):
"""Return a transport relative to self._test_root."""
from bzrlib.transport import get_transport
transport = get_transport(self._sftp_url)
if path is None:
return transport
else:
return transport.clone(path)
class SFTPLockTests (TestCaseWithSFTPServer):
def test_sftp_locks(self):
from bzrlib.errors import LockError
t = self.get_transport()
l = t.lock_write('bogus')
self.failUnlessExists('bogus.write-lock')
# Don't wait for the lock, locking an already locked
# file should raise an assert
self.assertRaises(LockError, t.lock_write, 'bogus')
l.unlock()
self.failIf(lexists('bogus.write-lock'))
open('something.write-lock', 'wb').write('fake lock\n')
self.assertRaises(LockError, t.lock_write, 'something')
os.remove('something.write-lock')
l = t.lock_write('something')
l2 = t.lock_write('bogus')
l.unlock()
l2.unlock()
def test_multiple_connections(self):
t = self.get_transport()
self.assertEquals(self.server.logs,
['sftpserver - authorizing: foo'
, 'sftpserver - channel request: session, 1'])
self.server.logs = []
# The second request should reuse the first connection
# SingleListener only allows for a single connection,
# So the next line fails unless the connection is reused
t2 = self.get_transport()
self.assertEquals(self.server.logs, [])
class SFTPTransportTestRelative(TestCaseWithSFTPServer):
"""Test the SFTP transport with homedir based relative paths."""
def test__remote_path(self):
t = self.get_transport()
# try what is currently used:
# remote path = self._abspath(relpath)
self.assertEqual(self._root + '/relative', t._remote_path('relative'))
# we dont os.path.join because windows gives us the wrong path
root_segments = self._root.split('/')
root_parent = '/'.join(root_segments[:-1])
# .. should be honoured
self.assertEqual(root_parent + '/sibling', t._remote_path('../sibling'))
# / should be illegal ?
### FIXME decide and then test for all transports. RBC20051208
class SFTPTransportTestRelative(TestCaseWithSFTPServer):
"""Test the SFTP transport with homedir based relative paths."""
def setUp(self):
self._get_remote_is_absolute = False
super(SFTPTransportTestRelative, self).setUp()
def test__remote_path_relative_root(self):
# relative paths are preserved
t = self.get_transport('')
self.assertEqual('a', t._remote_path('a'))
class FakeSFTPTransport (object):
_sftp = object()
fake = FakeSFTPTransport()
class SFTPNonServerTest(TestCase):
def setUp(self):
TestCase.setUp(self)
if not paramiko_loaded:
raise TestSkipped('you must have paramiko to run this test')
def test_parse_url(self):
from bzrlib.transport.sftp import SFTPTransport
s = SFTPTransport('sftp://simple.example.com/home/source', clone_from=fake)
self.assertEquals(s._host, 'simple.example.com')
self.assertEquals(s._port, None)
self.assertEquals(s._path, '/home/source')
self.failUnless(s._password is None)
self.assertEquals(s.base, 'sftp://simple.example.com/home/source/')
s = SFTPTransport('sftp://ro%62ey:h%40t@example.com:2222/~/relative', clone_from=fake)
self.assertEquals(s._host, 'example.com')
self.assertEquals(s._port, 2222)
self.assertEquals(s._username, 'robey')
self.assertEquals(s._password, 'h@t')
self.assertEquals(s._path, 'relative')
# Base should not keep track of the password
self.assertEquals(s.base, 'sftp://robey@example.com:2222/~/relative/')
def test_relpath(self):
from bzrlib.transport.sftp import SFTPTransport
from bzrlib.errors import PathNotChild
s = SFTPTransport('sftp://user@host.com/abs/path', clone_from=fake)
self.assertEquals(s.relpath('sftp://user@host.com/abs/path/sub'), 'sub')
# Can't test this one, because we actually get an AssertionError
# TODO: Consider raising an exception rather than an assert
#self.assertRaises(PathNotChild, s.relpath, 'http://user@host.com/abs/path/sub')
self.assertRaises(PathNotChild, s.relpath, 'sftp://user2@host.com/abs/path/sub')
self.assertRaises(PathNotChild, s.relpath, 'sftp://user@otherhost.com/abs/path/sub')
self.assertRaises(PathNotChild, s.relpath, 'sftp://user@host.com:33/abs/path/sub')
self.assertRaises(PathNotChild, s.relpath, 'sftp://user@host.com/~/rel/path/sub')
# Make sure it works when we don't supply a username
s = SFTPTransport('sftp://host.com/abs/path', clone_from=fake)
self.assertEquals(s.relpath('sftp://host.com/abs/path/sub'), 'sub')
# Make sure it works when parts of the path will be url encoded
# TODO: These may be incorrect, we might need to urllib.urlencode() before
# we pass the paths into the SFTPTransport constructor
s = SFTPTransport('sftp://host.com/dev/,path', clone_from=fake)
self.assertEquals(s.relpath('sftp://host.com/dev/,path/sub'), 'sub')
s = SFTPTransport('sftp://host.com/dev/%path', clone_from=fake)
self.assertEquals(s.relpath('sftp://host.com/dev/%path/sub'), 'sub')
def test_parse_invalid_url(self):
from bzrlib.transport.sftp import SFTPTransport, TransportError
try:
s = SFTPTransport('sftp://lilypond.org:~janneke/public_html/bzr/gub',
clone_from=fake)
self.fail('expected exception not raised')
except TransportError, e:
self.assertEquals(str(e),
'~janneke: invalid port number')
class SFTPBranchTest(TestCaseWithSFTPServer):
"""Test some stuff when accessing a bzr Branch over sftp"""
def test_lock_file(self):
"""Make sure that a Branch accessed over sftp tries to lock itself."""
b = Branch.initialize(self._sftp_url)
self.failUnlessExists('.bzr/')
self.failUnlessExists('.bzr/branch-format')
self.failUnlessExists('.bzr/branch-lock')
self.failIf(lexists('.bzr/branch-lock.write-lock'))
b.lock_write()
self.failUnlessExists('.bzr/branch-lock.write-lock')
b.unlock()
self.failIf(lexists('.bzr/branch-lock.write-lock'))
def test_no_working_tree(self):
b = Branch.initialize(self._sftp_url)
self.assertRaises(errors.NoWorkingTree, b.working_tree)
def test_push_support(self):
self.build_tree(['a/', 'a/foo'])
b = Branch.initialize('a')
t = b.working_tree()
t.add('foo')
t.commit('foo', rev_id='a1')
os.mkdir('b')
b2 = Branch.initialize(self._sftp_url + '/b')
b2.pull(b)
self.assertEquals(b2.revision_history(), ['a1'])
open('a/foo', 'wt').write('something new in foo\n')
t.commit('new', rev_id='a2')
b2.pull(b)
self.assertEquals(b2.revision_history(), ['a1', 'a2'])
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