228
236
SmartTCPServer.hooks = SmartServerHooks()
231
class SmartTCPServer_for_testing(SmartTCPServer):
232
"""Server suitable for use by transport tests.
234
This server is backed by the process's cwd.
237
def __init__(self, thread_name_suffix=''):
238
SmartTCPServer.__init__(self, None)
239
self.client_path_extra = None
240
self.thread_name_suffix = thread_name_suffix
242
def get_backing_transport(self, backing_transport_server):
243
"""Get a backing transport from a server we are decorating."""
244
return transport.get_transport(backing_transport_server.get_url())
246
def setUp(self, backing_transport_server=None,
247
client_path_extra='/extra/'):
248
"""Set up server for testing.
250
:param backing_transport_server: backing server to use. If not
251
specified, a LocalURLServer at the current working directory will
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:param client_path_extra: a path segment starting with '/' to append to
254
the root URL for this server. For instance, a value of '/foo/bar/'
255
will mean the root of the backing transport will be published at a
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URL like `bzr://127.0.0.1:nnnn/foo/bar/`, rather than
257
`bzr://127.0.0.1:nnnn/`. Default value is `extra`, so that tests
258
by default will fail unless they do the necessary path translation.
260
if not client_path_extra.startswith('/'):
261
raise ValueError(client_path_extra)
262
from bzrlib.transport.chroot import ChrootServer
263
if backing_transport_server is None:
264
from bzrlib.transport.local import LocalURLServer
265
backing_transport_server = LocalURLServer()
266
self.chroot_server = ChrootServer(
267
self.get_backing_transport(backing_transport_server))
268
self.chroot_server.setUp()
269
self.backing_transport = transport.get_transport(
270
self.chroot_server.get_url())
271
self.root_client_path = self.client_path_extra = client_path_extra
272
self.start_background_thread(self.thread_name_suffix)
275
self.stop_background_thread()
276
self.chroot_server.tearDown()
279
url = super(SmartTCPServer_for_testing, self).get_url()
280
return url[:-1] + self.client_path_extra
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def get_bogus_url(self):
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"""Return a URL which will fail to connect"""
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return 'bzr://127.0.0.1:1/'
287
class ReadonlySmartTCPServer_for_testing(SmartTCPServer_for_testing):
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"""Get a readonly server for testing."""
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def get_backing_transport(self, backing_transport_server):
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"""Get a backing transport from a server we are decorating."""
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url = 'readonly+' + backing_transport_server.get_url()
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return transport.get_transport(url)
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class SmartTCPServer_for_testing_v2_only(SmartTCPServer_for_testing):
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"""A variation of SmartTCPServer_for_testing that limits the client to
298
using RPCs in protocol v2 (i.e. bzr <= 1.5).
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url = super(SmartTCPServer_for_testing_v2_only, self).get_url()
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url = 'bzr-v2://' + url[len('bzr://'):]
307
class ReadonlySmartTCPServer_for_testing_v2_only(SmartTCPServer_for_testing_v2_only):
308
"""Get a readonly server for testing."""
310
def get_backing_transport(self, backing_transport_server):
311
"""Get a backing transport from a server we are decorating."""
312
url = 'readonly+' + backing_transport_server.get_url()
313
return transport.get_transport(url)
316
def serve_bzr(transport, host=None, port=None, inet=False):
317
from bzrlib import lockdir, ui
318
from bzrlib.transport import get_transport
319
from bzrlib.transport.chroot import ChrootServer
320
chroot_server = ChrootServer(transport)
321
chroot_server.setUp()
322
transport = get_transport(chroot_server.get_url())
324
smart_server = medium.SmartServerPipeStreamMedium(
325
sys.stdin, sys.stdout, transport)
239
def _local_path_for_transport(transport):
240
"""Return a local path for transport, if reasonably possible.
242
This function works even if transport's url has a "readonly+" prefix,
243
unlike local_path_from_url.
245
This essentially recovers the --directory argument the user passed to "bzr
246
serve" from the transport passed to serve_bzr.
249
base_url = transport.external_url()
250
except (errors.InProcessTransport, NotImplementedError):
328
host = medium.BZR_DEFAULT_INTERFACE
330
port = medium.BZR_DEFAULT_PORT
331
smart_server = SmartTCPServer(transport, host=host, port=port)
332
trace.note('listening on port: %s' % smart_server.port)
333
# For the duration of this server, no UI output is permitted. note
334
# that this may cause problems with blackbox tests. This should be
335
# changed with care though, as we dont want to use bandwidth sending
336
# progress over stderr to smart server clients!
337
old_factory = ui.ui_factory
338
old_lockdir_timeout = lockdir._DEFAULT_TIMEOUT_SECONDS
253
# Strip readonly prefix
254
if base_url.startswith('readonly+'):
255
base_url = base_url[len('readonly+'):]
257
return urlutils.local_path_from_url(base_url)
258
except errors.InvalidURL:
262
class BzrServerFactory(object):
263
"""Helper class for serve_bzr."""
265
def __init__(self, userdir_expander=None, get_base_path=None):
267
self.base_path = None
268
self.backing_transport = None
269
if userdir_expander is None:
270
userdir_expander = os.path.expanduser
271
self.userdir_expander = userdir_expander
272
if get_base_path is None:
273
get_base_path = _local_path_for_transport
274
self.get_base_path = get_base_path
276
def _expand_userdirs(self, path):
277
"""Translate /~/ or /~user/ to e.g. /home/foo, using
278
self.userdir_expander (os.path.expanduser by default).
280
If the translated path would fall outside base_path, or the path does
281
not start with ~, then no translation is applied.
283
If the path is inside, it is adjusted to be relative to the base path.
285
e.g. if base_path is /home, and the expanded path is /home/joe, then
286
the translated path is joe.
289
if path.startswith('~'):
290
expanded = self.userdir_expander(path)
291
if not expanded.endswith('/'):
293
if expanded.startswith(self.base_path):
294
result = expanded[len(self.base_path):]
297
def _make_expand_userdirs_filter(self, transport):
298
return pathfilter.PathFilteringServer(transport, self._expand_userdirs)
300
def _make_backing_transport(self, transport):
301
"""Chroot transport, and decorate with userdir expander."""
302
self.base_path = self.get_base_path(transport)
303
chroot_server = chroot.ChrootServer(transport)
304
chroot_server.start_server()
305
self.cleanups.append(chroot_server.stop_server)
306
transport = get_transport(chroot_server.get_url())
307
if self.base_path is not None:
308
# Decorate the server's backing transport with a filter that can
310
expand_userdirs = self._make_expand_userdirs_filter(transport)
311
expand_userdirs.start_server()
312
self.cleanups.append(expand_userdirs.stop_server)
313
transport = get_transport(expand_userdirs.get_url())
314
self.transport = transport
316
def _make_smart_server(self, host, port, inet):
318
smart_server = medium.SmartServerPipeStreamMedium(
319
sys.stdin, sys.stdout, self.transport)
322
host = medium.BZR_DEFAULT_INTERFACE
324
port = medium.BZR_DEFAULT_PORT
325
smart_server = SmartTCPServer(self.transport, host=host, port=port)
326
trace.note('listening on port: %s' % smart_server.port)
327
self.smart_server = smart_server
329
def _change_globals(self):
330
from bzrlib import lockdir, ui
331
# For the duration of this server, no UI output is permitted. note
332
# that this may cause problems with blackbox tests. This should be
333
# changed with care though, as we dont want to use bandwidth sending
334
# progress over stderr to smart server clients!
335
old_factory = ui.ui_factory
336
old_lockdir_timeout = lockdir._DEFAULT_TIMEOUT_SECONDS
337
def restore_default_ui_factory_and_lockdir_timeout():
338
ui.ui_factory = old_factory
339
lockdir._DEFAULT_TIMEOUT_SECONDS = old_lockdir_timeout
340
self.cleanups.append(restore_default_ui_factory_and_lockdir_timeout)
340
341
ui.ui_factory = ui.SilentUIFactory()
341
342
lockdir._DEFAULT_TIMEOUT_SECONDS = 0
344
def set_up(self, transport, host, port, inet):
345
self._make_backing_transport(transport)
346
self._make_smart_server(host, port, inet)
347
self._change_globals()
350
for cleanup in reversed(self.cleanups):
354
def serve_bzr(transport, host=None, port=None, inet=False):
355
"""This is the default implementation of 'bzr serve'.
357
It creates a TCP or pipe smart server on 'transport, and runs it. The
358
transport will be decorated with a chroot and pathfilter (using
361
bzr_server = BzrServerFactory()
363
bzr_server.set_up(transport, host, port, inet)
364
bzr_server.smart_server.serve()
344
ui.ui_factory = old_factory
345
lockdir._DEFAULT_TIMEOUT_SECONDS = old_lockdir_timeout
366
bzr_server.tear_down()
added
removed
bzrlib/smart/server.py
