15
19
# along with this program; if not, write to the Free Software
16
20
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
from bzrlib.trace import note, warning
21
def _update_store_entry(obj, obj_id, branch, store_name, store):
22
"""This is just a meta-function, which handles both revision entries
23
and inventory entries.
25
from bzrlib.trace import mutter
26
import tempfile, os, errno
27
from osutils import rename
28
obj_tmp = tempfile.TemporaryFile()
29
obj.write_xml(obj_tmp)
32
tmpfd, tmp_path = tempfile.mkstemp(prefix=obj_id, suffix='.gz',
33
dir=branch.controlfilename(store_name))
36
orig_obj_path = branch.controlfilename([store_name, obj_id+'.gz'])
37
# Remove the old entry out of the way
38
rename(orig_obj_path, tmp_path)
40
# TODO: We may need to handle the case where the old
41
# entry was not compressed (and thus did not end with .gz)
43
store.add(obj_tmp, obj_id) # Add the new one
44
os.remove(tmp_path) # Remove the old name
45
mutter(' Updated %s entry {%s}' % (store_name, obj_id))
47
# On any exception, restore the old entry
48
rename(tmp_path, orig_obj_path)
51
if os.path.exists(tmp_path):
52
# Unfortunately, the next command might throw
53
# an exception, which will mask a previous exception.
57
def _update_revision_entry(rev, branch):
58
"""After updating the values in a revision, make sure to
59
write out the data, but try to do it in an atomic manner.
61
:param rev: The Revision object to store
62
:param branch: The Branch object where this Revision is to be stored.
64
_update_store_entry(rev, rev.revision_id, branch,
65
'revision-store', branch.revision_store)
67
def _update_inventory_entry(inv, inv_id, branch):
68
"""When an inventory has been modified (such as by adding a unique tree root)
69
this atomically re-generates the file.
71
:param inv: The Inventory
72
:param inv_id: The inventory id for this inventory
73
:param branch: The Branch where this entry will be stored.
75
raise NotImplementedError("can't update existing inventory entry")
79
"""Run consistency checks on a branch.
81
TODO: Also check non-mainline revisions mentioned as parents.
83
TODO: Check for extra files in the control directory.
85
from bzrlib.trace import mutter
86
from bzrlib.errors import BzrCheckError, NoSuchRevision
87
from bzrlib.osutils import fingerprint_file
88
from bzrlib.inventory import ROOT_ID
89
from bzrlib.branch import gen_root_id
96
missing_inventory_sha_cnt = 0
97
missing_revision_sha_cnt = 0
98
missing_revision_cnt = 0
100
history = branch.revision_history()
102
revcount = len(history)
105
# for all texts checked, text_id -> sha1
108
progress = bzrlib.ui.ui_factory.progress_bar()
110
for rev_id in history:
112
progress.update('checking revision', revno, revcount)
113
# mutter(' revision {%s}' % rev_id)
114
rev = branch.get_revision(rev_id)
115
if rev.revision_id != rev_id:
116
raise BzrCheckError('wrong internal revision id in revision {%s}'
119
# check the previous history entry is a parent of this entry
121
if last_rev_id is None:
122
raise BzrCheckError("revision {%s} has %d parents, but is the "
123
"start of the branch"
124
% (rev_id, len(rev.parents)))
125
for prr in rev.parents:
126
if prr.revision_id == last_rev_id:
129
raise BzrCheckError("previous revision {%s} not listed among "
131
% (last_rev_id, rev_id))
133
for prr in rev.parents:
134
if prr.revision_sha1 is None:
135
missing_revision_sha_cnt += 1
137
prid = prr.revision_id
140
actual_sha = branch.get_revision_sha1(prid)
141
except NoSuchRevision:
142
missing_revision_cnt += 1
143
mutter("parent {%s} of {%s} not present in store",
147
if prr.revision_sha1 != actual_sha:
148
raise BzrCheckError("mismatched revision sha1 for "
149
"parent {%s} of {%s}: %s vs %s"
151
prr.revision_sha1, actual_sha))
153
raise BzrCheckError("revision {%s} has no parents listed but preceded "
155
% (rev_id, last_rev_id))
157
if hasattr(rev, 'inventory_id') and rev.inventory_id != rev_id:
158
mismatch_inv_id.append(rev_id)
160
## TODO: Check all the required fields are present on the revision.
162
if rev.inventory_sha1:
163
inv_sha1 = branch.get_inventory_sha1(rev_id)
164
if inv_sha1 != rev.inventory_sha1:
165
raise BzrCheckError('Inventory sha1 hash doesn\'t match'
166
' value in revision {%s}' % rev_id)
168
missing_inventory_sha_cnt += 1
169
mutter("no inventory_sha1 on revision {%s}" % rev_id)
171
inv = branch.get_inventory(rev_id)
175
## p('revision %d/%d file ids' % (revno, revcount))
177
if file_id in seen_ids:
178
raise BzrCheckError('duplicated file_id {%s} '
179
'in inventory for revision {%s}'
181
seen_ids[file_id] = True
191
if ie.parent_id != None:
192
if ie.parent_id not in seen_ids:
193
raise BzrCheckError('missing parent {%s} in inventory for revision {%s}'
194
% (ie.parent_id, rev_id))
196
if ie.kind == 'file':
197
if ie.text_id in checked_texts:
198
fp = checked_texts[ie.text_id]
200
if not ie.text_id in branch.text_store:
201
raise BzrCheckError('text {%s} not in text_store' % ie.text_id)
203
tf = branch.text_store[ie.text_id]
204
fp = fingerprint_file(tf)
205
checked_texts[ie.text_id] = fp
207
if ie.text_size != fp['size']:
208
raise BzrCheckError('text {%s} wrong size' % ie.text_id)
209
if ie.text_sha1 != fp['sha1']:
210
raise BzrCheckError('text {%s} wrong sha1' % ie.text_id)
211
elif ie.kind == 'directory':
212
if ie.text_sha1 != None or ie.text_size != None or ie.text_id != None:
213
raise BzrCheckError('directory {%s} has text in revision {%s}'
217
for path, ie in inv.iter_entries():
218
if path in seen_names:
219
raise BzrCheckError('duplicated path %s '
220
'in inventory for revision {%s}'
222
seen_names[path] = True
230
note('checked %d revisions, %d file texts' % (revcount, len(checked_texts)))
24
######################################################################
28
"""Consistency check of tree."""
30
mutter("checking tree")
32
check_patch_chaining()
33
check_patch_uniqueness()
35
mutter("tree looks OK")
36
## TODO: Check that previous-inventory and previous-manifest
37
## are the same as those stored in the previous changeset.
39
## TODO: Check all patches present in patch directory are
40
## mentioned in patch history; having an orphaned patch only gives
43
## TODO: Check cached data is consistent with data reconstructed
46
## TODO: Check no control files are versioned.
48
## TODO: Check that the before-hash of each file in a later
49
## revision matches the after-hash in the previous revision to
53
def check_inventory():
54
mutter("checking inventory file and ids...")
232
if missing_inventory_sha_cnt:
233
note('%d revisions are missing inventory_sha1' % missing_inventory_sha_cnt)
235
if missing_revision_sha_cnt:
236
note('%d parent links are missing revision_sha1' % missing_revision_sha_cnt)
238
if missing_revision_cnt:
239
note('%d revisions are mentioned but not present' % missing_revision_cnt)
241
if missing_revision_cnt:
242
print '%d revisions are mentioned but not present' % missing_revision_cnt
244
# stub this out for now because the main bzr branch has references
245
# to revisions that aren't present in the store -- mbp 20050804
246
# if (missing_inventory_sha_cnt
247
# or missing_revision_sha_cnt):
248
# print ' (use "bzr upgrade" to fix them)'
251
warning('%d revisions have mismatched inventory ids:' % len(mismatch_inv_id))
252
for rev_id in mismatch_inv_id:
253
warning(' %s', rev_id)
58
for l in controlfile('inventory').readlines():
61
bailout("malformed inventory line: " + `l`)
64
if file_id in seen_ids:
65
bailout("duplicated file id " + file_id)
68
if name in seen_names:
69
bailout("duplicated file name in inventory: " + quotefn(name))
72
if is_control_file(name):
73
raise BzrError("control file %s present in inventory" % quotefn(name))
76
def check_patches_exist():
77
"""Check constraint of current version: all patches exist"""
78
mutter("checking all patches are present...")
79
for pid in revision_history():
80
read_patch_header(pid)
83
def check_patch_chaining():
84
"""Check ancestry of patches and history file is consistent"""
85
mutter("checking patch chaining...")
87
for pid in revision_history():
88
log_prev = read_patch_header(pid).precursor
90
bailout("inconsistent precursor links on " + pid)
94
def check_patch_uniqueness():
95
"""Make sure no patch is listed twice in the history.
97
This should be implied by having correct ancestry but I'll check it
99
mutter("checking history for duplicates...")
101
for pid in revision_history():
103
bailout("patch " + pid + " appears twice in history")
added
removed
bzrlib/check.py
