119
146
:param relpath: The relative path to the file
148
canonical_url = self.abspath(relpath)
149
if canonical_url in transport._file_streams:
150
transport._file_streams[canonical_url].flush()
122
152
path = self._abspath(relpath)
123
153
return open(path, 'rb')
124
154
except (IOError, OSError),e:
125
self._translate_error(e, path)
127
def put(self, relpath, f, mode=None):
128
"""Copy the file-like or string object into the location.
130
:param relpath: Location to put the contents, relative to base.
131
:param f: File-like or string object.
133
from bzrlib.atomicfile import AtomicFile
137
path = self._abspath(relpath)
138
check_legal_path(path)
139
fp = AtomicFile(path, 'wb', new_mode=mode)
140
except (IOError, OSError),e:
141
self._translate_error(e, path)
155
if e.errno == errno.EISDIR:
156
return LateReadError(relpath)
157
self._translate_error(e, path)
159
def put_file(self, relpath, f, mode=None):
160
"""Copy the file-like object into the location.
162
:param relpath: Location to put the contents, relative to base.
163
:param f: File-like object.
164
:param mode: The mode for the newly created file,
165
None means just use the default
170
path = self._abspath(relpath)
171
osutils.check_legal_path(path)
172
fp = atomicfile.AtomicFile(path, 'wb', new_mode=mode)
173
except (IOError, OSError),e:
174
self._translate_error(e, path)
176
length = self._pump(f, fp)
182
def put_bytes(self, relpath, bytes, mode=None):
183
"""Copy the string into the location.
185
:param relpath: Location to put the contents, relative to base.
191
path = self._abspath(relpath)
192
osutils.check_legal_path(path)
193
fp = atomicfile.AtomicFile(path, 'wb', new_mode=mode)
194
except (IOError, OSError),e:
195
self._translate_error(e, path)
202
def _put_non_atomic_helper(self, relpath, writer,
204
create_parent_dir=False,
206
"""Common functionality information for the put_*_non_atomic.
208
This tracks all the create_parent_dir stuff.
210
:param relpath: the path we are putting to.
211
:param writer: A function that takes an os level file descriptor
212
and writes whatever data it needs to write there.
213
:param mode: The final file mode.
214
:param create_parent_dir: Should we be creating the parent directory
217
abspath = self._abspath(relpath)
219
# os.open() will automatically use the umask
224
fd = os.open(abspath, _put_non_atomic_flags, local_mode)
225
except (IOError, OSError),e:
226
# We couldn't create the file, maybe we need to create
227
# the parent directory, and try again
228
if (not create_parent_dir
229
or e.errno not in (errno.ENOENT,errno.ENOTDIR)):
230
self._translate_error(e, relpath)
231
parent_dir = os.path.dirname(abspath)
233
self._translate_error(e, relpath)
234
self._mkdir(parent_dir, mode=dir_mode)
235
# We created the parent directory, lets try to open the
238
fd = os.open(abspath, _put_non_atomic_flags, local_mode)
239
except (IOError, OSError), e:
240
self._translate_error(e, relpath)
243
if mode is not None and mode != S_IMODE(st.st_mode):
244
# Because of umask, we may still need to chmod the file.
245
# But in the general case, we won't have to
246
os.chmod(abspath, mode)
251
def put_file_non_atomic(self, relpath, f, mode=None,
252
create_parent_dir=False,
254
"""Copy the file-like object into the target location.
256
This function is not strictly safe to use. It is only meant to
257
be used when you already know that the target does not exist.
258
It is not safe, because it will open and truncate the remote
259
file. So there may be a time when the file has invalid contents.
261
:param relpath: The remote location to put the contents.
262
:param f: File-like object.
263
:param mode: Possible access permissions for new file.
264
None means do not set remote permissions.
265
:param create_parent_dir: If we cannot create the target file because
266
the parent directory does not exist, go ahead and
267
create it, and then try again.
270
self._pump_to_fd(f, fd)
271
self._put_non_atomic_helper(relpath, writer, mode=mode,
272
create_parent_dir=create_parent_dir,
275
def put_bytes_non_atomic(self, relpath, bytes, mode=None,
276
create_parent_dir=False, dir_mode=None):
279
self._put_non_atomic_helper(relpath, writer, mode=mode,
280
create_parent_dir=create_parent_dir,
148
283
def iter_files_recursive(self):
149
284
"""Iter the relative paths of files in the transports sub-tree."""
295
def _mkdir(self, abspath, mode=None):
296
"""Create a real directory, filtering through mode"""
298
# os.mkdir() will filter through umask
303
os.mkdir(abspath, local_mode)
305
# It is probably faster to just do the chmod, rather than
306
# doing a stat, and then trying to compare
307
os.chmod(abspath, mode)
308
except (IOError, OSError),e:
309
self._translate_error(e, abspath)
160
311
def mkdir(self, relpath, mode=None):
161
312
"""Create a directory at the given path."""
313
self._mkdir(self._abspath(relpath), mode=mode)
315
def open_write_stream(self, relpath, mode=None):
316
"""See Transport.open_write_stream."""
317
# initialise the file
318
self.put_bytes_non_atomic(relpath, "", mode=mode)
319
abspath = self._abspath(relpath)
320
handle = open(abspath, 'wb')
322
self._check_mode_and_size(abspath, handle.fileno(), mode)
323
transport._file_streams[self.abspath(relpath)] = handle
324
return transport.FileFileStream(self, relpath, handle)
326
def _get_append_file(self, relpath, mode=None):
327
"""Call os.open() for the given relpath"""
328
file_abspath = self._abspath(relpath)
330
# os.open() will automatically use the umask
164
path = self._abspath(relpath)
335
return file_abspath, os.open(file_abspath, _append_flags, local_mode)
168
336
except (IOError, OSError),e:
169
self._translate_error(e, path)
171
def append(self, relpath, f, mode=None):
337
self._translate_error(e, relpath)
339
def _check_mode_and_size(self, file_abspath, fd, mode=None):
340
"""Check the mode of the file, and return the current size"""
342
if mode is not None and mode != S_IMODE(st.st_mode):
343
# Because of umask, we may still need to chmod the file.
344
# But in the general case, we won't have to
345
os.chmod(file_abspath, mode)
348
def append_file(self, relpath, f, mode=None):
172
349
"""Append the text in the file-like object into the final location."""
173
abspath = self._abspath(relpath)
175
fp = open(abspath, 'ab')
176
# FIXME should we really be chmodding every time ? RBC 20060523
178
os.chmod(abspath, mode)
179
except (IOError, OSError),e:
180
self._translate_error(e, relpath)
181
# win32 workaround (tell on an unwritten file returns 0)
350
file_abspath, fd = self._get_append_file(relpath, mode=mode)
352
result = self._check_mode_and_size(file_abspath, fd, mode=mode)
353
self._pump_to_fd(f, fd)
358
def append_bytes(self, relpath, bytes, mode=None):
359
"""Append the text in the string into the final location."""
360
file_abspath, fd = self._get_append_file(relpath, mode=mode)
362
result = self._check_mode_and_size(file_abspath, fd, mode=mode)
368
def _pump_to_fd(self, fromfile, to_fd):
369
"""Copy contents of one file to another."""
372
b = fromfile.read(BUFSIZE)
187
377
def copy(self, rel_from, rel_to):
188
378
"""Copy the item at rel_from to the location at rel_to"""
317
class ScratchTransport(LocalTransport):
318
"""A transport that works in a temporary dir and cleans up after itself.
513
class EmulatedWin32LocalTransport(LocalTransport):
514
"""Special transport for testing Win32 [UNC] paths on non-windows"""
516
def __init__(self, base):
519
super(LocalTransport, self).__init__(base)
520
self._local_base = urlutils._win32_local_path_from_url(base)
522
def abspath(self, relpath):
523
path = osutils.normpath(osutils.pathjoin(
524
self._local_base, urlutils.unescape(relpath)))
525
return urlutils._win32_local_path_to_url(path)
527
def clone(self, offset=None):
528
"""Return a new LocalTransport with root at self.base + offset
529
Because the local filesystem does not require a connection,
530
we can just return a new object.
533
return EmulatedWin32LocalTransport(self.base)
535
abspath = self.abspath(offset)
536
if abspath == 'file://':
537
# fix upwalk for UNC path
538
# when clone from //HOST/path updir recursively
539
# we should stop at least at //HOST part
541
return EmulatedWin32LocalTransport(abspath)
544
class LocalURLServer(Server):
545
"""A pretend server for local transports, using file:// urls.
320
The dir only exists for the lifetime of the Python object.
321
Obviously you should not put anything precious in it.
547
Of course no actual server is required to access the local filesystem, so
548
this just exists to tell the test code how to get to it.
324
def __init__(self, base=None):
326
base = tempfile.mkdtemp()
327
super(ScratchTransport, self).__init__(base)
330
rmtree(self.base, ignore_errors=True)
331
mutter("%r destroyed" % self)
334
class LocalRelpathServer(Server):
335
"""A pretend server for local transports, using relpaths."""
338
"""See Transport.Server.get_url."""
342
class LocalAbspathServer(Server):
343
"""A pretend server for local transports, using absolute paths."""
346
"""See Transport.Server.get_url."""
347
return os.path.abspath("")
350
class LocalURLServer(Server):
351
"""A pretend server for local transports, using file:// urls."""
552
"""Setup the server to service requests.
554
:param decorated_transport: ignored by this implementation.
353
557
def get_url(self):
354
558
"""See Transport.Server.get_url."""