Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/verify.py @ 2931:0843bd53dcff
Fix bug #345.
The last hit for a file might have been before the last window, so we
can't clear copies. To reduce the load, we only store real copy
entries instead of storing hashes for every revision.
author | Brendan Cully <brendan@kublai.com> |
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date | Fri, 18 Aug 2006 10:05:44 -0700 |
parents | fdc232d8a193 |
children | f3b939444c72 |
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# verify.py - repository integrity checking for Mercurial # # Copyright 2006 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 gettext as _ import revlog, mdiff def verify(repo): filelinkrevs = {} filenodes = {} changesets = revisions = files = 0 errors = [0] warnings = [0] neededmanifests = {} 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.revlogversion != revlog.REVLOGV0 if repo.ui.verbose or revlogv1 != repo.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 range(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 range(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: delta = mdiff.patchtext(repo.manifest.delta(n)) except KeyboardInterrupt: repo.ui.warn(_("interrupted")) raise except Exception, inst: err(_("unpacking manifest %s: %s") % (short(n), inst)) continue try: ff = [ l.split('\0') for l in delta.splitlines() ] for f, fn in ff: filenodes.setdefault(f, {})[bin(fn[:40])] = 1 except (ValueError, TypeError), inst: err(_("broken delta in manifest %s: %s") % (short(n), inst)) 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 range(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 # 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