Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/verify.py @ 4965:4106dde15aed
Merge with crew
author | Matt Mackall <mpm@selenic.com> |
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date | Sat, 21 Jul 2007 16:44:38 -0500 |
parents | 97b734fb9c6f |
children | 012dbf88b9b2 |
rev | line source |
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2802 | 1 # verify.py - repository integrity checking for Mercurial |
2 # | |
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3 # Copyright 2006, 2007 Matt Mackall <mpm@selenic.com> |
2802 | 4 # |
5 # This software may be used and distributed according to the terms | |
6 # of the GNU General Public License, incorporated herein by reference. | |
7 | |
8 from node import * | |
3893 | 9 from i18n import _ |
2802 | 10 import revlog, mdiff |
11 | |
12 def verify(repo): | |
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13 lock = repo.lock() |
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14 try: |
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15 return _verify(repo) |
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16 finally: |
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17 del lock |
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18 |
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19 def _verify(repo): |
2802 | 20 filelinkrevs = {} |
21 filenodes = {} | |
22 changesets = revisions = files = 0 | |
23 errors = [0] | |
24 warnings = [0] | |
25 neededmanifests = {} | |
26 | |
27 def err(msg): | |
28 repo.ui.warn(msg + "\n") | |
29 errors[0] += 1 | |
30 | |
31 def warn(msg): | |
32 repo.ui.warn(msg + "\n") | |
33 warnings[0] += 1 | |
34 | |
35 def checksize(obj, name): | |
36 d = obj.checksize() | |
37 if d[0]: | |
38 err(_("%s data length off by %d bytes") % (name, d[0])) | |
39 if d[1]: | |
40 err(_("%s index contains %d extra bytes") % (name, d[1])) | |
41 | |
42 def checkversion(obj, name): | |
43 if obj.version != revlog.REVLOGV0: | |
44 if not revlogv1: | |
45 warn(_("warning: `%s' uses revlog format 1") % name) | |
46 elif revlogv1: | |
47 warn(_("warning: `%s' uses revlog format 0") % name) | |
48 | |
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49 revlogv1 = repo.changelog.version != revlog.REVLOGV0 |
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50 if repo.ui.verbose or not revlogv1: |
2802 | 51 repo.ui.status(_("repository uses revlog format %d\n") % |
52 (revlogv1 and 1 or 0)) | |
53 | |
54 seen = {} | |
55 repo.ui.status(_("checking changesets\n")) | |
56 checksize(repo.changelog, "changelog") | |
57 | |
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58 for i in xrange(repo.changelog.count()): |
2802 | 59 changesets += 1 |
60 n = repo.changelog.node(i) | |
61 l = repo.changelog.linkrev(n) | |
62 if l != i: | |
63 err(_("incorrect link (%d) for changeset revision %d") %(l, i)) | |
64 if n in seen: | |
65 err(_("duplicate changeset at revision %d") % i) | |
66 seen[n] = 1 | |
67 | |
68 for p in repo.changelog.parents(n): | |
69 if p not in repo.changelog.nodemap: | |
70 err(_("changeset %s has unknown parent %s") % | |
71 (short(n), short(p))) | |
72 try: | |
73 changes = repo.changelog.read(n) | |
74 except KeyboardInterrupt: | |
75 repo.ui.warn(_("interrupted")) | |
76 raise | |
77 except Exception, inst: | |
78 err(_("unpacking changeset %s: %s") % (short(n), inst)) | |
79 continue | |
80 | |
81 neededmanifests[changes[0]] = n | |
82 | |
83 for f in changes[3]: | |
84 filelinkrevs.setdefault(f, []).append(i) | |
85 | |
86 seen = {} | |
87 repo.ui.status(_("checking manifests\n")) | |
88 checkversion(repo.manifest, "manifest") | |
89 checksize(repo.manifest, "manifest") | |
90 | |
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91 for i in xrange(repo.manifest.count()): |
2802 | 92 n = repo.manifest.node(i) |
93 l = repo.manifest.linkrev(n) | |
94 | |
95 if l < 0 or l >= repo.changelog.count(): | |
96 err(_("bad manifest link (%d) at revision %d") % (l, i)) | |
97 | |
98 if n in neededmanifests: | |
99 del neededmanifests[n] | |
100 | |
101 if n in seen: | |
102 err(_("duplicate manifest at revision %d") % i) | |
103 | |
104 seen[n] = 1 | |
105 | |
106 for p in repo.manifest.parents(n): | |
107 if p not in repo.manifest.nodemap: | |
108 err(_("manifest %s has unknown parent %s") % | |
109 (short(n), short(p))) | |
110 | |
111 try: | |
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112 for f, fn in repo.manifest.readdelta(n).iteritems(): |
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113 filenodes.setdefault(f, {})[fn] = 1 |
2802 | 114 except KeyboardInterrupt: |
115 repo.ui.warn(_("interrupted")) | |
116 raise | |
117 except Exception, inst: | |
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118 err(_("reading delta for manifest %s: %s") % (short(n), inst)) |
2802 | 119 continue |
120 | |
121 repo.ui.status(_("crosschecking files in changesets and manifests\n")) | |
122 | |
123 for m, c in neededmanifests.items(): | |
124 err(_("Changeset %s refers to unknown manifest %s") % | |
125 (short(m), short(c))) | |
126 del neededmanifests | |
127 | |
128 for f in filenodes: | |
129 if f not in filelinkrevs: | |
130 err(_("file %s in manifest but not in changesets") % f) | |
131 | |
132 for f in filelinkrevs: | |
133 if f not in filenodes: | |
134 err(_("file %s in changeset but not in manifest") % f) | |
135 | |
136 repo.ui.status(_("checking files\n")) | |
137 ff = filenodes.keys() | |
138 ff.sort() | |
139 for f in ff: | |
140 if f == "/dev/null": | |
141 continue | |
142 files += 1 | |
143 if not f: | |
144 err(_("file without name in manifest %s") % short(n)) | |
145 continue | |
146 fl = repo.file(f) | |
147 checkversion(fl, f) | |
148 checksize(fl, f) | |
149 | |
150 nodes = {nullid: 1} | |
151 seen = {} | |
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152 for i in xrange(fl.count()): |
2802 | 153 revisions += 1 |
154 n = fl.node(i) | |
155 | |
156 if n in seen: | |
157 err(_("%s: duplicate revision %d") % (f, i)) | |
158 if n not in filenodes[f]: | |
159 err(_("%s: %d:%s not in manifests") % (f, i, short(n))) | |
160 else: | |
161 del filenodes[f][n] | |
162 | |
163 flr = fl.linkrev(n) | |
164 if flr not in filelinkrevs.get(f, []): | |
165 err(_("%s:%s points to unexpected changeset %d") | |
166 % (f, short(n), flr)) | |
167 else: | |
168 filelinkrevs[f].remove(flr) | |
169 | |
170 # verify contents | |
171 try: | |
172 t = fl.read(n) | |
173 except KeyboardInterrupt: | |
174 repo.ui.warn(_("interrupted")) | |
175 raise | |
176 except Exception, inst: | |
177 err(_("unpacking file %s %s: %s") % (f, short(n), inst)) | |
178 | |
179 # verify parents | |
180 (p1, p2) = fl.parents(n) | |
181 if p1 not in nodes: | |
182 err(_("file %s:%s unknown parent 1 %s") % | |
183 (f, short(n), short(p1))) | |
184 if p2 not in nodes: | |
185 err(_("file %s:%s unknown parent 2 %s") % | |
186 (f, short(n), short(p1))) | |
187 nodes[n] = 1 | |
188 | |
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189 # check renames |
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190 try: |
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191 rp = fl.renamed(n) |
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192 if rp: |
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193 fl2 = repo.file(rp[0]) |
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194 rev = fl2.rev(rp[1]) |
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195 except KeyboardInterrupt: |
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196 repo.ui.warn(_("interrupted")) |
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197 raise |
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198 except Exception, inst: |
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199 err(_("checking rename on file %s %s: %s") % (f, short(n), inst)) |
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200 |
2802 | 201 # cross-check |
202 for node in filenodes[f]: | |
203 err(_("node %s in manifests not in %s") % (hex(node), f)) | |
204 | |
205 repo.ui.status(_("%d files, %d changesets, %d total revisions\n") % | |
206 (files, changesets, revisions)) | |
207 | |
208 if warnings[0]: | |
209 repo.ui.warn(_("%d warnings encountered!\n") % warnings[0]) | |
210 if errors[0]: | |
211 repo.ui.warn(_("%d integrity errors encountered!\n") % errors[0]) | |
212 return 1 | |
213 |