1
# Copyright (C) 2006 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# 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
18
"""Tests of the bzr serve command."""
32
revision as _mod_revision,
35
from bzrlib.branch import Branch
36
from bzrlib.bzrdir import BzrDir
37
from bzrlib.smart import client, medium
38
from bzrlib.smart.server import BzrServerFactory, SmartTCPServer
39
from bzrlib.tests import (
41
TestCaseWithMemoryTransport,
42
TestCaseWithTransport,
45
from bzrlib.trace import mutter
46
from bzrlib.transport import get_transport, remote
49
class TestBzrServe(TestCaseWithTransport):
52
super(TestBzrServe, self).setUp()
53
self.disable_missing_extensions_warning()
55
def assertInetServerShutsdownCleanly(self, process):
56
"""Shutdown the server process looking for errors."""
57
# Shutdown the server: the server should shut down when it cannot read
60
# Hide stdin from the subprocess module, so it won't fail to close it.
62
result = self.finish_bzr_subprocess(process)
63
self.assertEqual('', result[0])
64
self.assertEqual('', result[1])
66
def assertServerFinishesCleanly(self, process):
67
"""Shutdown the bzr serve instance process looking for errors."""
69
result = self.finish_bzr_subprocess(process, retcode=3,
70
send_signal=signal.SIGINT)
71
self.assertEqual('', result[0])
72
self.assertEqual('bzr: interrupted\n', result[1])
74
def make_read_requests(self, branch):
75
"""Do some read only requests."""
78
branch.repository.all_revision_ids()
79
self.assertEqual(_mod_revision.NULL_REVISION,
80
_mod_revision.ensure_null(branch.last_revision()))
84
def start_server_inet(self, extra_options=()):
85
"""Start a bzr server subprocess using the --inet option.
87
:param extra_options: extra options to give the server.
88
:return: a tuple with the bzr process handle for passing to
89
finish_bzr_subprocess, a client for the server, and a transport.
91
# Serve from the current directory
92
process = self.start_bzr_subprocess(['serve', '--inet'])
94
# Connect to the server
95
# We use this url because while this is no valid URL to connect to this
96
# server instance, the transport needs a URL.
97
url = 'bzr://localhost/'
99
client_medium = medium.SmartSimplePipesClientMedium(
100
process.stdout, process.stdin, url)
101
transport = remote.RemoteTransport(url, medium=client_medium)
102
return process, transport
104
def start_server_port(self, extra_options=()):
105
"""Start a bzr server subprocess.
107
:param extra_options: extra options to give the server.
108
:return: a tuple with the bzr process handle for passing to
109
finish_bzr_subprocess, and the base url for the server.
111
# Serve from the current directory
112
args = ['serve', '--port', 'localhost:0']
113
args.extend(extra_options)
114
process = self.start_bzr_subprocess(args, skip_if_plan_to_signal=True)
115
port_line = process.stderr.readline()
116
prefix = 'listening on port: '
117
self.assertStartsWith(port_line, prefix)
118
port = int(port_line[len(prefix):])
119
url = 'bzr://localhost:%d/' % port
123
def test_bzr_serve_inet_readonly(self):
124
"""bzr server should provide a read only filesystem by default."""
125
process, transport = self.start_server_inet()
126
self.assertRaises(errors.TransportNotPossible, transport.mkdir, 'adir')
127
self.assertInetServerShutsdownCleanly(process)
129
def test_bzr_serve_inet_readwrite(self):
131
self.make_branch('.')
133
process, transport = self.start_server_inet(['--allow-writes'])
135
# We get a working branch
136
branch = BzrDir.open_from_transport(transport).open_branch()
137
self.make_read_requests(branch)
138
self.assertInetServerShutsdownCleanly(process)
140
def test_bzr_serve_port_readonly(self):
141
"""bzr server should provide a read only filesystem by default."""
142
process, url = self.start_server_port()
143
transport = get_transport(url)
144
self.assertRaises(errors.TransportNotPossible, transport.mkdir, 'adir')
145
self.assertServerFinishesCleanly(process)
147
def test_bzr_serve_port_readwrite(self):
149
self.make_branch('.')
151
process, url = self.start_server_port(['--allow-writes'])
153
# Connect to the server
154
branch = Branch.open(url)
155
self.make_read_requests(branch)
156
self.assertServerFinishesCleanly(process)
158
def test_bzr_serve_supports_protocol(self):
160
self.make_branch('.')
162
process, url = self.start_server_port(['--allow-writes',
165
# Connect to the server
166
branch = Branch.open(url)
167
self.make_read_requests(branch)
168
self.assertServerFinishesCleanly(process)
171
class TestCmdServeChrooting(TestCaseWithTransport):
173
def test_serve_tcp(self):
174
"""'bzr serve' wraps the given --directory in a ChrootServer.
176
So requests that search up through the parent directories (like
177
find_repositoryV3) will give "not found" responses, rather than
178
InvalidURLJoin or jail break errors.
180
t = self.get_transport()
181
t.mkdir('server-root')
182
self.run_bzr_serve_then_func(
183
['--port', '127.0.0.1:0',
184
'--directory', t.local_abspath('server-root'),
186
self.when_server_started)
187
# The when_server_started method issued a find_repositoryV3 that should
188
# fail with 'norepository' because there are no repositories inside the
190
self.assertEqual(('norepository',), self.client_resp)
192
def run_bzr_serve_then_func(self, serve_args, func, *func_args,
194
"""Run 'bzr serve', and run the given func in a thread once the server
197
When 'func' terminates, the server will be terminated too.
200
def on_server_start(backing_urls, tcp_server):
201
t = threading.Thread(
202
target=on_server_start_thread, args=(tcp_server,))
204
def on_server_start_thread(tcp_server):
207
self.tcp_server = tcp_server
209
func(*func_args, **func_kwargs)
211
# Log errors to make some test failures a little less
213
mutter('func broke: %r', e)
215
# Then stop the server
216
mutter('interrupting...')
217
thread.interrupt_main()
218
SmartTCPServer.hooks.install_named_hook(
219
'server_started_ex', on_server_start,
220
'run_bzr_serve_then_func hook')
223
self.run_bzr(['serve'] + list(serve_args))
224
except KeyboardInterrupt:
227
def when_server_started(self):
228
# Connect to the TCP server and issue some requests and see what comes
230
client_medium = medium.SmartTCPClientMedium(
231
'127.0.0.1', self.tcp_server.port,
232
'bzr://localhost:%d/' % (self.tcp_server.port,))
233
smart_client = client._SmartClient(client_medium)
234
resp = smart_client.call('mkdir', 'foo', '')
235
resp = smart_client.call('BzrDirFormat.initialize', 'foo/')
237
resp = smart_client.call('BzrDir.find_repositoryV3', 'foo/')
238
except errors.ErrorFromSmartServer, e:
240
self.client_resp = resp
241
client_medium.disconnect()
244
class TestUserdirExpansion(TestCaseWithMemoryTransport):
246
def fake_expanduser(self, path):
247
"""A simple, environment-independent, function for the duration of this
250
Paths starting with a path segment of '~user' will expand to start with
251
'/home/user/'. Every other path will be unchanged.
253
if path.split('/', 1)[0] == '~user':
254
return '/home/user' + path[len('~user'):]
257
def make_test_server(self, base_path='/'):
258
"""Make and setUp a BzrServerFactory, backed by a memory transport, and
259
creat '/home/user' in that transport.
261
bzr_server = BzrServerFactory(
262
self.fake_expanduser, lambda t: base_path)
263
mem_transport = self.get_transport()
264
mem_transport.mkdir_multi(['home', 'home/user'])
265
bzr_server.set_up(mem_transport, None, None, inet=True)
266
self.addCleanup(bzr_server.tear_down)
269
def test_bzr_serve_expands_userdir(self):
270
bzr_server = self.make_test_server()
271
self.assertTrue(bzr_server.smart_server.backing_transport.has('~user'))
273
def test_bzr_serve_does_not_expand_userdir_outside_base(self):
274
bzr_server = self.make_test_server('/foo')
275
self.assertFalse(bzr_server.smart_server.backing_transport.has('~user'))
277
def test_get_base_path(self):
278
"""cmd_serve will turn the --directory option into a LocalTransport
279
(optionally decorated with 'readonly+'). BzrServerFactory can
280
determine the original --directory from that transport.
282
# URLs always include the trailing slash, and get_base_path returns it
283
base_dir = osutils.abspath('/a/b/c') + '/'
284
base_url = urlutils.local_path_to_url(base_dir) + '/'
285
# Define a fake 'protocol' to capture the transport that cmd_serve
286
# passes to serve_bzr.
287
def capture_transport(transport, host, port, inet):
288
self.bzr_serve_transport = transport
289
cmd = builtins.cmd_serve()
291
cmd.run(directory=base_dir, protocol=capture_transport)
292
server_maker = BzrServerFactory()
294
'readonly+%s' % base_url, self.bzr_serve_transport.base)
296
base_dir, server_maker.get_base_path(self.bzr_serve_transport))
298
cmd.run(directory=base_dir, protocol=capture_transport,
300
server_maker = BzrServerFactory()
301
self.assertEqual(base_url, self.bzr_serve_transport.base)
302
self.assertEqual(base_dir,
303
server_maker.get_base_path(self.bzr_serve_transport))