36
38
# breaks keep-alive -- sucks!
39
ENABLE_URLGRABBER = True
41
from bzrlib.errors import BzrError
43
class GetFailed(BzrError):
44
def __init__(self, url, status):
45
BzrError.__init__(self, "Get %s failed with status %s" % (url, status))
42
ENABLE_URLGRABBER = False
44
def get_url(url, compressed=False):
48
mutter("get_url %s" % url)
49
url_f = urllib2.urlopen(url)
51
return gzip.GzipFile(fileobj=StringIO(url_f.read()))
49
56
if ENABLE_URLGRABBER:
58
mutter("grab url %s" % url)
59
65
url_f = urlgrabber.urlopen(url, keepalive=1, close_connection=0)
60
if url_f.status != 200:
61
raise GetFailed(url, url_f.status)
65
69
return gzip.GzipFile(fileobj=StringIO(url_f.read()))
66
70
except urllib2.URLError, e:
67
71
raise BzrError("remote fetch failed: %r: %s" % (url, e))
69
def get_url(url, compressed=False):
73
mutter("get_url %s" % url)
74
url_f = urllib2.urlopen(url)
76
return gzip.GzipFile(fileobj=StringIO(url_f.read()))
110
103
class RemoteBranch(Branch):
111
def __init__(self, baseurl, find_root=True):
104
def __init__(self, baseurl, find_root=True, lock_mode='r'):
112
105
"""Create new proxy for a remote branch."""
106
if lock_mode not in ('', 'r'):
107
raise BzrError('lock mode %r is not supported for remote branches'
114
111
self.baseurl = _find_remote_root(baseurl)
116
113
self.baseurl = baseurl
117
114
self._check_format()
119
self.inventory_store = RemoteStore(baseurl + '/.bzr/inventory-store/')
120
self.text_store = RemoteStore(baseurl + '/.bzr/text-store/')
121
self.revision_store = RemoteStore(baseurl + '/.bzr/revision-store/')
123
116
def __str__(self):
124
b = getattr(self, 'baseurl', 'undefined')
125
return '%s(%r)' % (self.__class__.__name__, b)
117
return '%s(%r)' % (self.__class__.__name__, self.baseurl)
127
119
__repr__ = __str__
131
123
raise BzrError("file mode %r not supported for remote branches" % mode)
132
124
return get_url(self.baseurl + '/.bzr/' + filename, False)
136
# no locking for remote branches yet
139
def lock_write(self):
140
from errors import LockError
141
raise LockError("write lock not supported for remote branch %s"
126
def _need_readlock(self):
127
# remote branch always safe for read
130
def _need_writelock(self):
131
raise BzrError("cannot get write lock on HTTP remote branch")
148
133
def relpath(self, path):
149
134
if not path.startswith(self.baseurl):
152
137
pl = len(self.baseurl)
153
138
return path[pl:].lstrip('/')
156
140
def get_revision(self, revision_id):
157
from bzrlib.revision import Revision
158
from bzrlib.xml import unpack_xml
159
revf = self.revision_store[revision_id]
160
r = unpack_xml(Revision, revf)
141
from revision import Revision
142
revf = get_url(self.baseurl + '/.bzr/revision-store/' + revision_id,
144
r = Revision.read_xml(revf)
161
145
if r.revision_id != revision_id:
162
146
raise BzrCheckError('revision stored as {%s} actually contains {%s}'
163
147
% (revision_id, r.revision_id))
167
class RemoteStore(object):
168
def __init__(self, baseurl):
169
self._baseurl = baseurl
172
def _path(self, name):
174
raise ValueError('invalid store id', name)
175
return self._baseurl + '/' + name
177
def __getitem__(self, fileid):
178
p = self._path(fileid)
180
return get_url(p, compressed=True)
182
raise KeyError(fileid)
152
from revision import Revision
153
from branch import Branch
154
from inventory import Inventory
160
history = get_url('/.bzr/revision-history').readlines()
161
num_revs = len(history)
162
for i, rev_id in enumerate(history):
163
rev_id = rev_id.rstrip()
164
print 'read revision %d/%d' % (i, num_revs)
166
# python gzip needs a seekable file (!!) but the HTTP response
167
# isn't, so we need to buffer it
169
rev_f = get_url('/.bzr/revision-store/%s' % rev_id,
172
rev = Revision.read_xml(rev_f)
174
inv_id = rev.inventory_id
175
if inv_id not in got_invs:
176
print 'get inventory %s' % inv_id
177
inv_f = get_url('/.bzr/inventory-store/%s' % inv_id,
179
inv = Inventory.read_xml(inv_f)
180
print '%4d inventory entries' % len(inv)
182
for path, ie in inv.iter_entries():
186
if text_id in got_texts:
188
print ' fetch %s text {%s}' % (path, text_id)
189
text_f = get_url('/.bzr/text-store/%s' % text_id,
191
got_texts.add(text_id)
199
BASE_URL = 'http://bazaar-ng.org/bzr/bzr.dev/'
200
b = RemoteBranch(BASE_URL)
201
## print '\n'.join(b.revision_history())
202
from log import show_log
206
if __name__ == '__main__':