14
14
# You should have received a copy of the GNU General Public License
15
15
# along with this program; if not, write to the Free Software
16
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23
from subprocess import Popen, PIPE
28
from bzrlib.errors import (BzrCommandError, NotBranchError, NoSuchFile,
29
UnsupportedFormatError, TransportError,
31
from bzrlib.bzrdir import BzrDir, BzrDirFormat
25
34
dirname = tempfile.mkdtemp("temp-branch")
26
return bzrlib.Branch(dirname, init=True)
29
shutil.rmtree(br.base)
31
def is_clean(cur_branch):
35
return BzrDir.create_standalone_workingtree(dirname)
38
shutil.rmtree(tree.basedir)
40
def is_clean(cur_tree):
33
42
Return true if no files are modifed or unknown
34
>>> br = temp_branch()
37
>>> fooname = os.path.join(br.base, "foo")
44
>>> tree = temp_tree()
47
>>> fooname = os.path.join(tree.basedir, "foo")
38
48
>>> file(fooname, "wb").write("bar")
41
>>> bzrlib.add.smart_add([fooname])
44
>>> br.commit("added file")
49
old_tree = cur_branch.basis_tree()
50
new_tree = cur_branch.working_tree()
51
for path, file_class, kind, file_id in new_tree.list_files():
54
delta = bzrlib.compare_trees(old_tree, new_tree, want_unchanged=False)
55
if len(delta.added) > 0 or len(delta.removed) > 0 or \
56
len(delta.modified) > 0:
60
def set_pull_data(br, location, rev_id):
61
pull_file = file (br.controlfilename("x-pull-data"), "wb")
62
pull_file.write("%s\n%s\n" % (location, rev_id))
64
def get_pull_data(br):
66
>>> br = temp_branch()
69
>>> set_pull_data(br, 'http://somewhere', '888-777')
71
('http://somewhere', '888-777')
74
filename = br.controlfilename("x-pull-data")
75
if not os.path.exists(filename):
77
pull_file = file (filename, "rb")
78
location, rev_id = [f.rstrip('\n') for f in pull_file]
79
return location, rev_id
81
def set_push_data(br, location):
82
push_file = file (br.controlfilename("x-push-data"), "wb")
51
>>> bzrlib.add.smart_add_tree(tree, [tree.basedir])
55
>>> tree.commit("added file")
60
from bzrlib.diff import compare_trees
61
old_tree = cur_tree.basis_tree()
64
for path, file_class, kind, file_id, entry in new_tree.list_files():
65
if file_class in ('?', 'I'):
66
non_source.append(path)
67
delta = compare_trees(old_tree, new_tree, want_unchanged=False)
68
return not delta.has_changed(), non_source
70
def set_push_data(tree, location):
71
push_file = file (tree.branch.control_files.controlfilename("x-push-data"), "wb")
83
72
push_file.write("%s\n" % location)
85
def get_push_data(br):
74
def get_push_data(tree):
87
>>> br = temp_branch()
88
>>> get_push_data(br) is None
76
>>> tree = temp_tree()
77
>>> get_push_data(tree) is None
90
>>> set_push_data(br, 'http://somewhere')
79
>>> set_push_data(tree, 'http://somewhere')
80
>>> get_push_data(tree)
95
filename = br.controlfilename("x-push-data")
84
filename = tree.branch.control_files.controlfilename("x-push-data")
96
85
if not os.path.exists(filename):
98
87
push_file = file (filename, "rb")
117
106
arg_str = " ".join([shell_escape(a) for a in args])
118
107
return os.system(arg_str)
120
def rsync(source, target, ssh=False, exclude_globs=()):
122
>>> real_system = os.system
123
>>> os.system = sys.stdout.write
125
\\r\\s\\y\\n\\c \\-\\a\\v \\-\\-\\d\\e\\l\\e\\t\\e \\a \\b
126
>>> rsync("a", "b", exclude_globs=("*.py",))
127
\\r\\s\\y\\n\\c \\-\\a\\v \\-\\-\\d\\e\\l\\e\\t\\e\
128
\\-\\-\\e\\x\\c\\l\\u\\d\\e \\*\\.\\p\\y \\a \\b
129
>>> os.system = real_system
131
cmd = ["rsync", "-av", "--delete"]
109
class RsyncUnknownStatus(Exception):
110
def __init__(self, status):
111
Exception.__init__(self, "Unknown status: %d" % status)
113
class NoRsync(Exception):
114
def __init__(self, rsync_name):
115
Exception.__init__(self, "%s not found." % rsync_name)
117
def rsync(source, target, ssh=False, excludes=(), silent=False,
120
>>> new_dir = tempfile.mkdtemp()
121
>>> old_dir = os.getcwd()
122
>>> os.chdir(new_dir)
123
>>> rsync("a", "b", silent=True)
124
Traceback (most recent call last):
125
RsyncNoFile: No such file...
126
>>> rsync(new_dir + "/a", new_dir + "/b", excludes=("*.py",), silent=True)
127
Traceback (most recent call last):
128
RsyncNoFile: No such file...
129
>>> rsync(new_dir + "/a", new_dir + "/b", excludes=("*.py",), silent=True, rsync_name="rsyncc")
130
Traceback (most recent call last):
131
NoRsync: rsyncc not found.
132
>>> os.chdir(old_dir)
133
>>> os.rmdir(new_dir)
135
cmd = [rsync_name, "-av", "--delete"]
133
137
cmd.extend(('-e', 'ssh'))
134
for exclude in exclude_globs:
135
cmd.extend(('--exclude', exclude))
138
if len(excludes) > 0:
139
cmd.extend(('--exclude-from', '-'))
136
140
cmd.extend((source, target))
139
exclusions = ('x-push-data', 'x-pull-data')
142
def pull(cur_branch, location=None, overwrite=False):
143
pull_location, pull_revision = get_pull_data(cur_branch)
144
if pull_location is not None:
145
if not overwrite and cur_branch.last_patch() != pull_revision:
146
print "Aborting: This branch has had commits, so pull would lose data."
148
if location is not None:
149
pull_location = location
150
if not pull_location.endswith('/'):
153
if pull_location is None:
154
print "No pull location saved. Please specify one on the command line."
157
if not is_clean(cur_branch):
158
print "Error: This tree has uncommitted changes or unknown (?) files."
161
print "Synchronizing with %s" % pull_location
162
rsync (pull_location, cur_branch.base+'/', exclude_globs=exclusions)
164
set_pull_data(cur_branch, pull_location, cur_branch.last_patch())
167
def push(cur_branch, location=None):
168
push_location = get_push_data(cur_branch)
148
proc = Popen(cmd, stdin=PIPE, stderr=stderr, stdout=stdout)
150
if e.errno == errno.ENOENT:
151
raise NoRsync(rsync_name)
153
proc.stdin.write('\n'.join(excludes)+'\n')
161
if proc.returncode == 12:
162
raise RsyncStreamIO()
163
elif proc.returncode == 23:
164
raise RsyncNoFile(source)
165
elif proc.returncode != 0:
166
raise RsyncUnknownStatus(proc.returncode)
170
def rsync_ls(source, ssh=False, silent=True):
173
cmd.extend(('-e', 'ssh'))
179
proc = Popen(cmd, stderr=stderr, stdout=PIPE)
180
result = proc.stdout.read()
186
if proc.returncode == 12:
187
raise RsyncStreamIO()
188
elif proc.returncode == 23:
189
raise RsyncNoFile(source)
190
elif proc.returncode != 0:
191
raise RsyncUnknownStatus(proc.returncode)
192
return [l.split(' ')[-1].rstrip('\n') for l in result.splitlines(True)]
194
exclusions = ('.bzr/x-push-data', '.bzr/branch/x-push/data', '.bzr/parent',
195
'.bzr/branch/parent', '.bzr/x-pull-data', '.bzr/x-pull',
196
'.bzr/pull', '.bzr/stat-cache', '.bzr/x-rsync-data',
197
'.bzr/basis-inventory', '.bzr/inventory.backup.weave')
200
def read_revision_history(fname):
201
return [l.rstrip('\r\n') for l in
202
codecs.open(fname, 'rb', 'utf-8').readlines()]
204
class RsyncNoFile(Exception):
205
def __init__(self, path):
206
Exception.__init__(self, "No such file %s" % path)
208
class RsyncStreamIO(Exception):
210
Exception.__init__(self, "Error in rsync protocol data stream.")
212
def get_revision_history(location):
213
tempdir = tempfile.mkdtemp('push')
215
history_fname = os.path.join(tempdir, 'revision-history')
217
cmd = rsync(location+'.bzr/revision-history', history_fname,
220
cmd = rsync(location+'.bzr/branch/revision-history', history_fname,
222
history = read_revision_history(history_fname)
224
shutil.rmtree(tempdir)
227
def history_subset(location, branch):
228
remote_history = get_revision_history(location)
229
local_history = branch.revision_history()
230
if len(remote_history) > len(local_history):
232
for local, remote in zip(remote_history, local_history):
237
def empty_or_absent(location):
239
files = rsync_ls(location)
240
return files == ['.']
244
def push(tree, location=None, overwrite=False, working_tree=True):
245
push_location = get_push_data(tree)
169
246
if location is not None:
170
247
if not location.endswith('/'):
172
249
push_location = location
174
251
if push_location is None:
175
print "No push location saved. Please specify one on the command line."
178
if not is_clean(cur_branch):
179
print """Error: This tree has uncommitted changes or unknown (?) files.
180
Use "bzr status" to list them."""
252
if tree.branch.get_push_location() is None:
253
raise BzrCommandError("No push location known or specified.")
255
raise bzrlib.errors.MustUseDecorated
257
if push_location.find('://') != -1:
258
raise bzrlib.errors.MustUseDecorated
260
if push_location.find(':') == -1:
261
raise bzrlib.errors.MustUseDecorated
264
clean, non_source = is_clean(tree)
266
print """Error: This tree has uncommitted changes or unknown (?) files.
267
Use "bzr status" to list them."""
269
final_exclusions = non_source[:]
272
final_exclusions = []
273
for path, status, kind, file_id, entry in wt.list_files():
274
final_exclusions.append(path)
276
final_exclusions.extend(exclusions)
279
if not history_subset(push_location, tree.branch):
280
raise bzrlib.errors.BzrCommandError("Local branch is not a"
281
" newer version of remote"
284
if not empty_or_absent(push_location):
285
raise bzrlib.errors.BzrCommandError("Remote location is not a"
286
" bzr branch (or empty"
288
except RsyncStreamIO:
289
raise bzrlib.errors.BzrCommandError("Rsync could not use the"
290
" specified location. Please ensure that"
291
' "%s" is of the form "machine:/path".' % push_location)
183
292
print "Pushing to %s" % push_location
184
rsync(cur_branch.base+'/', push_location, ssh=True,
185
exclude_globs=exclusions)
187
set_push_data(cur_branch, push_location)
293
rsync(tree.basedir+'/', push_location, ssh=True,
294
excludes=final_exclusions)
296
set_push_data(tree, push_location)
299
def short_committer(committer):
300
new_committer = re.sub('<.*>', '', committer).strip(' ')
301
if len(new_committer) < 2:
306
def iter_branches(t):
307
"""Iterate through all the branches under a transport"""
308
for bzrdir in iter_bzrdirs(t):
310
branch = bzrdir.open_branch()
311
if branch.bzrdir is bzrdir:
313
except (NotBranchError, UnsupportedFormatError):
316
def iter_branch_tree(t):
317
for bzrdir in iter_bzrdirs(t):
319
wt = bzrdir.open_workingtree()
321
except NoWorkingTree, UnsupportedFormatError:
323
branch = bzrdir.open_branch()
324
if branch.bzrdir is bzrdir:
326
except (NotBranchError, UnsupportedFormatError):
331
bzrdir = bzrdir_from_transport(t)
333
except (NotBranchError, UnsupportedFormatError, TransportError):
336
for directory in t.list_dir('.'):
337
if directory == ".bzr":
339
subt = t.clone(directory)
340
for bzrdir in iter_bzrdirs(subt):
344
except TransportError, e:
348
def bzrdir_from_transport(t):
349
"""Open a bzrdir from a transport (not a location)"""
350
format = BzrDirFormat.find_format(t)
351
BzrDir._check_supported(format, False)
352
return format.open(t)