210
244
Hooks.__init__(self)
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# Introduced in 0.16:
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# invoked whenever the server starts serving a directory.
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# The api signature is (backing urls, public url).
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self['server_started'] = []
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# Introduced in 0.16:
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# invoked whenever the server stops serving a directory.
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# The api signature is (backing urls, public url).
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self['server_stopped'] = []
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self.create_hook(HookPoint('server_started',
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"Called by the bzr server when it starts serving a directory. "
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"server_started is called with (backing urls, public url), "
248
"where backing_url is a list of URLs giving the "
249
"server-specific directory locations, and public_url is the "
250
"public URL for the directory being served.", (0, 16), None))
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self.create_hook(HookPoint('server_started_ex',
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"Called by the bzr server when it starts serving a directory. "
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"server_started is called with (backing_urls, server_obj).",
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self.create_hook(HookPoint('server_stopped',
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"Called by the bzr server when it stops serving a directory. "
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"server_stopped is called with the same parameters as the "
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"server_started hook: (backing_urls, public_url).", (0, 16), None))
220
260
SmartTCPServer.hooks = SmartServerHooks()
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class SmartTCPServer_for_testing(SmartTCPServer):
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"""Server suitable for use by transport tests.
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This server is backed by the process's cwd.
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def _local_path_for_transport(transport):
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"""Return a local path for transport, if reasonably possible.
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This function works even if transport's url has a "readonly+" prefix,
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unlike local_path_from_url.
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This essentially recovers the --directory argument the user passed to "bzr
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serve" from the transport passed to serve_bzr.
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def __init__(self, thread_name_suffix=''):
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SmartTCPServer.__init__(self, None)
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self.client_path_extra = None
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self.thread_name_suffix = thread_name_suffix
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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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return transport.get_transport(backing_transport_server.get_url())
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def setUp(self, backing_transport_server=None,
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client_path_extra='/extra/'):
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"""Set up server for testing.
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:param backing_transport_server: backing server to use. If not
243
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
246
the root URL for this server. For instance, a value of '/foo/bar/'
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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
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`bzr://127.0.0.1:nnnn/`. Default value is `extra`, so that tests
250
by default will fail unless they do the necessary path translation.
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base_url = transport.external_url()
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except (errors.InProcessTransport, NotImplementedError):
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# Strip readonly prefix
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if base_url.startswith('readonly+'):
279
base_url = base_url[len('readonly+'):]
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return urlutils.local_path_from_url(base_url)
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except errors.InvalidURL:
286
class BzrServerFactory(object):
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"""Helper class for serve_bzr."""
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def __init__(self, userdir_expander=None, get_base_path=None):
291
self.base_path = None
292
self.backing_transport = None
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if userdir_expander is None:
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userdir_expander = os.path.expanduser
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self.userdir_expander = userdir_expander
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if get_base_path is None:
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get_base_path = _local_path_for_transport
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self.get_base_path = get_base_path
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def _expand_userdirs(self, path):
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"""Translate /~/ or /~user/ to e.g. /home/foo, using
302
self.userdir_expander (os.path.expanduser by default).
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If the translated path would fall outside base_path, or the path does
305
not start with ~, then no translation is applied.
307
If the path is inside, it is adjusted to be relative to the base path.
309
e.g. if base_path is /home, and the expanded path is /home/joe, then
310
the translated path is joe.
252
if not client_path_extra.startswith('/'):
253
raise ValueError(client_path_extra)
254
from bzrlib.transport.chroot import ChrootServer
255
if backing_transport_server is None:
256
from bzrlib.transport.local import LocalURLServer
257
backing_transport_server = LocalURLServer()
258
self.chroot_server = ChrootServer(
259
self.get_backing_transport(backing_transport_server))
260
self.chroot_server.setUp()
261
self.backing_transport = transport.get_transport(
262
self.chroot_server.get_url())
263
self.root_client_path = self.client_path_extra = client_path_extra
264
self.start_background_thread(self.thread_name_suffix)
267
self.stop_background_thread()
268
self.chroot_server.tearDown()
271
url = super(SmartTCPServer_for_testing, self).get_url()
272
return url[:-1] + self.client_path_extra
274
def get_bogus_url(self):
275
"""Return a URL which will fail to connect"""
276
return 'bzr://127.0.0.1:1/'
279
class ReadonlySmartTCPServer_for_testing(SmartTCPServer_for_testing):
280
"""Get a readonly server for testing."""
282
def get_backing_transport(self, backing_transport_server):
283
"""Get a backing transport from a server we are decorating."""
284
url = 'readonly+' + backing_transport_server.get_url()
285
return transport.get_transport(url)
288
class SmartTCPServer_for_testing_v2_only(SmartTCPServer_for_testing):
289
"""A variation of SmartTCPServer_for_testing that limits the client to
290
using RPCs in protocol v2 (i.e. bzr <= 1.5).
313
if path.startswith('~'):
314
expanded = self.userdir_expander(path)
315
if not expanded.endswith('/'):
317
if expanded.startswith(self.base_path):
318
result = expanded[len(self.base_path):]
321
def _make_expand_userdirs_filter(self, transport):
322
return pathfilter.PathFilteringServer(transport, self._expand_userdirs)
324
def _make_backing_transport(self, transport):
325
"""Chroot transport, and decorate with userdir expander."""
326
self.base_path = self.get_base_path(transport)
327
chroot_server = chroot.ChrootServer(transport)
328
chroot_server.start_server()
329
self.cleanups.append(chroot_server.stop_server)
330
transport = get_transport(chroot_server.get_url())
331
if self.base_path is not None:
332
# Decorate the server's backing transport with a filter that can
334
expand_userdirs = self._make_expand_userdirs_filter(transport)
335
expand_userdirs.start_server()
336
self.cleanups.append(expand_userdirs.stop_server)
337
transport = get_transport(expand_userdirs.get_url())
338
self.transport = transport
340
def _make_smart_server(self, host, port, inet):
342
smart_server = medium.SmartServerPipeStreamMedium(
343
sys.stdin, sys.stdout, self.transport)
346
host = medium.BZR_DEFAULT_INTERFACE
348
port = medium.BZR_DEFAULT_PORT
349
smart_server = SmartTCPServer(self.transport)
350
smart_server.start_server(host, port)
351
trace.note('listening on port: %s' % smart_server.port)
352
self.smart_server = smart_server
354
def _change_globals(self):
355
from bzrlib import lockdir, ui
356
# For the duration of this server, no UI output is permitted. note
357
# that this may cause problems with blackbox tests. This should be
358
# changed with care though, as we dont want to use bandwidth sending
359
# progress over stderr to smart server clients!
360
old_factory = ui.ui_factory
361
old_lockdir_timeout = lockdir._DEFAULT_TIMEOUT_SECONDS
362
def restore_default_ui_factory_and_lockdir_timeout():
363
ui.ui_factory = old_factory
364
lockdir._DEFAULT_TIMEOUT_SECONDS = old_lockdir_timeout
365
self.cleanups.append(restore_default_ui_factory_and_lockdir_timeout)
366
ui.ui_factory = ui.SilentUIFactory()
367
lockdir._DEFAULT_TIMEOUT_SECONDS = 0
369
def set_up(self, transport, host, port, inet):
370
self._make_backing_transport(transport)
371
self._make_smart_server(host, port, inet)
372
self._change_globals()
375
for cleanup in reversed(self.cleanups):
379
def serve_bzr(transport, host=None, port=None, inet=False):
380
"""This is the default implementation of 'bzr serve'.
382
It creates a TCP or pipe smart server on 'transport, and runs it. The
383
transport will be decorated with a chroot and pathfilter (using
294
url = super(SmartTCPServer_for_testing_v2_only, self).get_url()
295
url = 'bzr-v2://' + url[len('bzr://'):]
299
class ReadonlySmartTCPServer_for_testing_v2_only(SmartTCPServer_for_testing_v2_only):
300
"""Get a readonly server for testing."""
302
def get_backing_transport(self, backing_transport_server):
303
"""Get a backing transport from a server we are decorating."""
304
url = 'readonly+' + backing_transport_server.get_url()
305
return transport.get_transport(url)
386
bzr_server = BzrServerFactory()
388
bzr_server.set_up(transport, host, port, inet)
389
bzr_server.smart_server.serve()
391
bzr_server.tear_down()