Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/verify.py @ 4690:ecea4de3104e
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author | OHASHI Hideya <ohachige at gmail.com> |
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date | Wed, 13 Jun 2007 18:18:06 +0900 |
parents | 63b9d2deed48 |
children | 97b734fb9c6f |
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# verify.py - repository integrity checking for Mercurial # # Copyright 2006, 2007 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. from node import * from i18n import _ import revlog, mdiff def verify(repo): filelinkrevs = {} filenodes = {} changesets = revisions = files = 0 errors = [0] warnings = [0] neededmanifests = {} lock = repo.lock() def err(msg): repo.ui.warn(msg + "\n") errors[0] += 1 def warn(msg): repo.ui.warn(msg + "\n") warnings[0] += 1 def checksize(obj, name): d = obj.checksize() if d[0]: err(_("%s data length off by %d bytes") % (name, d[0])) if d[1]: err(_("%s index contains %d extra bytes") % (name, d[1])) def checkversion(obj, name): if obj.version != revlog.REVLOGV0: if not revlogv1: warn(_("warning: `%s' uses revlog format 1") % name) elif revlogv1: warn(_("warning: `%s' uses revlog format 0") % name) revlogv1 = repo.changelog.version != revlog.REVLOGV0 if repo.ui.verbose or not revlogv1: repo.ui.status(_("repository uses revlog format %d\n") % (revlogv1 and 1 or 0)) seen = {} repo.ui.status(_("checking changesets\n")) checksize(repo.changelog, "changelog") for i in xrange(repo.changelog.count()): changesets += 1 n = repo.changelog.node(i) l = repo.changelog.linkrev(n) if l != i: err(_("incorrect link (%d) for changeset revision %d") %(l, i)) if n in seen: err(_("duplicate changeset at revision %d") % i) seen[n] = 1 for p in repo.changelog.parents(n): if p not in repo.changelog.nodemap: err(_("changeset %s has unknown parent %s") % (short(n), short(p))) try: changes = repo.changelog.read(n) except KeyboardInterrupt: repo.ui.warn(_("interrupted")) raise except Exception, inst: err(_("unpacking changeset %s: %s") % (short(n), inst)) continue neededmanifests[changes[0]] = n for f in changes[3]: filelinkrevs.setdefault(f, []).append(i) seen = {} repo.ui.status(_("checking manifests\n")) checkversion(repo.manifest, "manifest") checksize(repo.manifest, "manifest") for i in xrange(repo.manifest.count()): n = repo.manifest.node(i) l = repo.manifest.linkrev(n) if l < 0 or l >= repo.changelog.count(): err(_("bad manifest link (%d) at revision %d") % (l, i)) if n in neededmanifests: del neededmanifests[n] if n in seen: err(_("duplicate manifest at revision %d") % i) seen[n] = 1 for p in repo.manifest.parents(n): if p not in repo.manifest.nodemap: err(_("manifest %s has unknown parent %s") % (short(n), short(p))) try: for f, fn in repo.manifest.readdelta(n).iteritems(): filenodes.setdefault(f, {})[fn] = 1 except KeyboardInterrupt: repo.ui.warn(_("interrupted")) raise except Exception, inst: err(_("reading delta for manifest %s: %s") % (short(n), inst)) continue repo.ui.status(_("crosschecking files in changesets and manifests\n")) for m, c in neededmanifests.items(): err(_("Changeset %s refers to unknown manifest %s") % (short(m), short(c))) del neededmanifests for f in filenodes: if f not in filelinkrevs: err(_("file %s in manifest but not in changesets") % f) for f in filelinkrevs: if f not in filenodes: err(_("file %s in changeset but not in manifest") % f) repo.ui.status(_("checking files\n")) ff = filenodes.keys() ff.sort() for f in ff: if f == "/dev/null": continue files += 1 if not f: err(_("file without name in manifest %s") % short(n)) continue fl = repo.file(f) checkversion(fl, f) checksize(fl, f) nodes = {nullid: 1} seen = {} for i in xrange(fl.count()): revisions += 1 n = fl.node(i) if n in seen: err(_("%s: duplicate revision %d") % (f, i)) if n not in filenodes[f]: err(_("%s: %d:%s not in manifests") % (f, i, short(n))) else: del filenodes[f][n] flr = fl.linkrev(n) if flr not in filelinkrevs.get(f, []): err(_("%s:%s points to unexpected changeset %d") % (f, short(n), flr)) else: filelinkrevs[f].remove(flr) # verify contents try: t = fl.read(n) except KeyboardInterrupt: repo.ui.warn(_("interrupted")) raise except Exception, inst: err(_("unpacking file %s %s: %s") % (f, short(n), inst)) # verify parents (p1, p2) = fl.parents(n) if p1 not in nodes: err(_("file %s:%s unknown parent 1 %s") % (f, short(n), short(p1))) if p2 not in nodes: err(_("file %s:%s unknown parent 2 %s") % (f, short(n), short(p1))) nodes[n] = 1 # check renames try: rp = fl.renamed(n) if rp: fl2 = repo.file(rp[0]) rev = fl2.rev(rp[1]) except KeyboardInterrupt: repo.ui.warn(_("interrupted")) raise except Exception, inst: err(_("checking rename on file %s %s: %s") % (f, short(n), inst)) # cross-check for node in filenodes[f]: err(_("node %s in manifests not in %s") % (hex(node), f)) repo.ui.status(_("%d files, %d changesets, %d total revisions\n") % (files, changesets, revisions)) if warnings[0]: repo.ui.warn(_("%d warnings encountered!\n") % warnings[0]) if errors[0]: repo.ui.warn(_("%d integrity errors encountered!\n") % errors[0]) return 1