verify: add rename link checking

mercurial/verify.py

@@ -1,194 +1,206
 # verify.py - repository integrity checking for Mercurial
 #
 # Copyright 2006 Matt Mackall <[e-mail]>
 #
 # 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 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