bookmarks: inform transaction-related hooks that some bookmarks were moved

We do not have enough information to provide any finer data, but this is still
useful information.

mercurial/bookmarks.py

@@ -1,440 +1,441 b''
 # Mercurial bookmark support code
 #
 # Copyright 2008 David Soria Parra <[e-mail]>
 #
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
 from mercurial.i18n import _
 from mercurial.node import hex, bin
 from mercurial import encoding, error, util, obsolete, lock as lockmod
 import errno
 
 class bmstore(dict):
     """Storage for bookmarks.
 
     This object should do all bookmark reads and writes, so that it's
     fairly simple to replace the storage underlying bookmarks without
     having to clone the logic surrounding bookmarks.
 
     This particular bmstore implementation stores bookmarks as
     {hash}\s{name}\n (the same format as localtags) in
     .hg/bookmarks. The mapping is stored as {name: nodeid}.
 
     This class does NOT handle the "current" bookmark state at this
     time.
     """
 
     def __init__(self, repo):
         dict.__init__(self)
         self._repo = repo
         try:
             for line in repo.vfs('bookmarks'):
                 line = line.strip()
                 if not line:
                     continue
                 if ' ' not in line:
                     repo.ui.warn(_('malformed line in .hg/bookmarks: %r\n')
                                  % line)
                     continue
                 sha, refspec = line.split(' ', 1)
                 refspec = encoding.tolocal(refspec)
                 try:
                     self[refspec] = repo.changelog.lookup(sha)
                 except LookupError:
                     pass
         except IOError, inst:
             if inst.errno != errno.ENOENT:
                 raise
 
     def recordchange(self, tr):
         """record that bookmarks have been changed in a transaction
 
         The transaction is then responsible for updating the file content."""
         tr.addfilegenerator('bookmarks', ('bookmarks',), self._write,
                             vfs=self._repo.vfs)
+        tr.hookargs['bookmark_moved'] = '1'
 
     def write(self):
         '''Write bookmarks
 
         Write the given bookmark => hash dictionary to the .hg/bookmarks file
         in a format equal to those of localtags.
 
         We also store a backup of the previous state in undo.bookmarks that
         can be copied back on rollback.
         '''
         repo = self._repo
         if repo._bookmarkcurrent not in self:
             unsetcurrent(repo)
 
         wlock = repo.wlock()
         try:
 
             file = repo.vfs('bookmarks', 'w', atomictemp=True)
             self._write(file)
             file.close()
 
             # touch 00changelog.i so hgweb reloads bookmarks (no lock needed)
             try:
                 repo.svfs.utime('00changelog.i', None)
             except OSError:
                 pass
 
         finally:
             wlock.release()
 
     def _write(self, fp):
         for name, node in self.iteritems():
             fp.write("%s %s\n" % (hex(node), encoding.fromlocal(name)))
 
 def readcurrent(repo):
     '''Get the current bookmark
 
     If we use gittish branches we have a current bookmark that
     we are on. This function returns the name of the bookmark. It
     is stored in .hg/bookmarks.current
     '''
     mark = None
     try:
         file = repo.opener('bookmarks.current')
     except IOError, inst:
         if inst.errno != errno.ENOENT:
             raise
         return None
     try:
         # No readline() in osutil.posixfile, reading everything is cheap
         mark = encoding.tolocal((file.readlines() or [''])[0])
         if mark == '' or mark not in repo._bookmarks:
             mark = None
     finally:
         file.close()
     return mark
 
 def setcurrent(repo, mark):
     '''Set the name of the bookmark that we are currently on
 
     Set the name of the bookmark that we are on (hg update <bookmark>).
     The name is recorded in .hg/bookmarks.current
     '''
     if mark not in repo._bookmarks:
         raise AssertionError('bookmark %s does not exist!' % mark)
 
     current = repo._bookmarkcurrent
     if current == mark:
         return
 
     wlock = repo.wlock()
     try:
         file = repo.opener('bookmarks.current', 'w', atomictemp=True)
         file.write(encoding.fromlocal(mark))
         file.close()
     finally:
         wlock.release()
     repo._bookmarkcurrent = mark
 
 def unsetcurrent(repo):
     wlock = repo.wlock()
     try:
         try:
             repo.vfs.unlink('bookmarks.current')
             repo._bookmarkcurrent = None
         except OSError, inst:
             if inst.errno != errno.ENOENT:
                 raise
     finally:
         wlock.release()
 
 def iscurrent(repo, mark=None, parents=None):
     '''Tell whether the current bookmark is also active
 
     I.e., the bookmark listed in .hg/bookmarks.current also points to a
     parent of the working directory.
     '''
     if not mark:
         mark = repo._bookmarkcurrent
     if not parents:
         parents = [p.node() for p in repo[None].parents()]
     marks = repo._bookmarks
     return (mark in marks and marks[mark] in parents)
 
 def updatecurrentbookmark(repo, oldnode, curbranch):
     try:
         return update(repo, oldnode, repo.branchtip(curbranch))
     except error.RepoLookupError:
         if curbranch == "default": # no default branch!
             return update(repo, oldnode, repo.lookup("tip"))
         else:
             raise util.Abort(_("branch %s not found") % curbranch)
 
 def deletedivergent(repo, deletefrom, bm):
     '''Delete divergent versions of bm on nodes in deletefrom.
 
     Return True if at least one bookmark was deleted, False otherwise.'''
     deleted = False
     marks = repo._bookmarks
     divergent = [b for b in marks if b.split('@', 1)[0] == bm.split('@', 1)[0]]
     for mark in divergent:
         if mark == '@' or '@' not in mark:
             # can't be divergent by definition
             continue
         if mark and marks[mark] in deletefrom:
             if mark != bm:
                 del marks[mark]
                 deleted = True
     return deleted
 
 def calculateupdate(ui, repo, checkout):
     '''Return a tuple (targetrev, movemarkfrom) indicating the rev to
     check out and where to move the active bookmark from, if needed.'''
     movemarkfrom = None
     if checkout is None:
         curmark = repo._bookmarkcurrent
         if iscurrent(repo):
             movemarkfrom = repo['.'].node()
         elif curmark:
             ui.status(_("updating to active bookmark %s\n") % curmark)
             checkout = curmark
     return (checkout, movemarkfrom)
 
 def update(repo, parents, node):
     deletefrom = parents
     marks = repo._bookmarks
     update = False
     cur = repo._bookmarkcurrent
     if not cur:
         return False
 
     if marks[cur] in parents:
         new = repo[node]
         divs = [repo[b] for b in marks
                 if b.split('@', 1)[0] == cur.split('@', 1)[0]]
         anc = repo.changelog.ancestors([new.rev()])
         deletefrom = [b.node() for b in divs if b.rev() in anc or b == new]
         if validdest(repo, repo[marks[cur]], new):
             marks[cur] = new.node()
             update = True
 
     if deletedivergent(repo, deletefrom, cur):
         update = True
 
     if update:
         marks.write()
     return update
 
 def listbookmarks(repo):
     # We may try to list bookmarks on a repo type that does not
     # support it (e.g., statichttprepository).
     marks = getattr(repo, '_bookmarks', {})
 
     d = {}
     hasnode = repo.changelog.hasnode
     for k, v in marks.iteritems():
         # don't expose local divergent bookmarks
         if hasnode(v) and ('@' not in k or k.endswith('@')):
             d[k] = hex(v)
     return d
 
 def pushbookmark(repo, key, old, new):
     w = l = tr = None
     try:
         w = repo.wlock()
         l = repo.lock()
         tr = repo.transaction('bookmarks')
         marks = repo._bookmarks
         existing = hex(marks.get(key, ''))
         if existing != old and existing != new:
             return False
         if new == '':
             del marks[key]
         else:
             if new not in repo:
                 return False
             marks[key] = repo[new].node()
         marks.recordchange(tr)
         tr.close()
         return True
     finally:
         lockmod.release(tr, l, w)
 
 def compare(repo, srcmarks, dstmarks,
             srchex=None, dsthex=None, targets=None):
     '''Compare bookmarks between srcmarks and dstmarks
 
     This returns tuple "(addsrc, adddst, advsrc, advdst, diverge,
     differ, invalid)", each are list of bookmarks below:
 
     :addsrc:  added on src side (removed on dst side, perhaps)
     :adddst:  added on dst side (removed on src side, perhaps)
     :advsrc:  advanced on src side
     :advdst:  advanced on dst side
     :diverge: diverge
     :differ:  changed, but changeset referred on src is unknown on dst
     :invalid: unknown on both side
 
     Each elements of lists in result tuple is tuple "(bookmark name,
     changeset ID on source side, changeset ID on destination
     side)". Each changeset IDs are 40 hexadecimal digit string or
     None.
 
     Changeset IDs of tuples in "addsrc", "adddst", "differ" or
      "invalid" list may be unknown for repo.
 
     This function expects that "srcmarks" and "dstmarks" return
     changeset ID in 40 hexadecimal digit string for specified
     bookmark. If not so (e.g. bmstore "repo._bookmarks" returning
     binary value), "srchex" or "dsthex" should be specified to convert
     into such form.
 
     If "targets" is specified, only bookmarks listed in it are
     examined.
     '''
     if not srchex:
         srchex = lambda x: x
     if not dsthex:
         dsthex = lambda x: x
 
     if targets:
         bset = set(targets)
     else:
         srcmarkset = set(srcmarks)
         dstmarkset = set(dstmarks)
         bset = srcmarkset ^ dstmarkset
         for b in srcmarkset & dstmarkset:
             if srchex(srcmarks[b]) != dsthex(dstmarks[b]):
                 bset.add(b)
 
     results = ([], [], [], [], [], [], [])
     addsrc = results[0].append
     adddst = results[1].append
     advsrc = results[2].append
     advdst = results[3].append
     diverge = results[4].append
     differ = results[5].append
     invalid = results[6].append
 
     for b in sorted(bset):
         if b not in srcmarks:
             if b in dstmarks:
                 adddst((b, None, dsthex(dstmarks[b])))
             else:
                 invalid((b, None, None))
         elif b not in dstmarks:
             addsrc((b, srchex(srcmarks[b]), None))
         else:
             scid = srchex(srcmarks[b])
             dcid = dsthex(dstmarks[b])
             if scid in repo and dcid in repo:
                 sctx = repo[scid]
                 dctx = repo[dcid]
                 if sctx.rev() < dctx.rev():
                     if validdest(repo, sctx, dctx):
                         advdst((b, scid, dcid))
                     else:
                         diverge((b, scid, dcid))
                 else:
                     if validdest(repo, dctx, sctx):
                         advsrc((b, scid, dcid))
                     else:
                         diverge((b, scid, dcid))
             else:
                 # it is too expensive to examine in detail, in this case
                 differ((b, scid, dcid))
 
     return results
 
 def _diverge(ui, b, path, localmarks):
     if b == '@':
         b = ''
     # find a unique @ suffix
     for x in range(1, 100):
         n = '%s@%d' % (b, x)
         if n not in localmarks:
             break
     # try to use an @pathalias suffix
     # if an @pathalias already exists, we overwrite (update) it
     if path.startswith("file:"):
         path = util.url(path).path
     for p, u in ui.configitems("paths"):
         if u.startswith("file:"):
             u = util.url(u).path
         if path == u:
             n = '%s@%s' % (b, p)
     return n
 
 def updatefromremote(ui, repo, remotemarks, path, trfunc, explicit=()):
     ui.debug("checking for updated bookmarks\n")
     localmarks = repo._bookmarks
     (addsrc, adddst, advsrc, advdst, diverge, differ, invalid
      ) = compare(repo, remotemarks, localmarks, dsthex=hex)
 
     status = ui.status
     warn = ui.warn
     if ui.configbool('ui', 'quietbookmarkmove', False):
         status = warn = ui.debug
 
     explicit = set(explicit)
     changed = []
     for b, scid, dcid in addsrc:
         if scid in repo: # add remote bookmarks for changes we already have
             changed.append((b, bin(scid), status,
                             _("adding remote bookmark %s\n") % (b)))
     for b, scid, dcid in advsrc:
         changed.append((b, bin(scid), status,
                         _("updating bookmark %s\n") % (b)))
     # remove normal movement from explicit set
     explicit.difference_update(d[0] for d in changed)
 
     for b, scid, dcid in diverge:
         if b in explicit:
             explicit.discard(b)
             changed.append((b, bin(scid), status,
                             _("importing bookmark %s\n") % (b, b)))
         else:
             db = _diverge(ui, b, path, localmarks)
             changed.append((db, bin(scid), warn,
                             _("divergent bookmark %s stored as %s\n")
                             % (b, db)))
     for b, scid, dcid in adddst + advdst:
         if b in explicit:
             explicit.discard(b)
             changed.append((b, bin(scid), status,
                             _("importing bookmark %s\n") % (b, b)))
 
     if changed:
         tr = trfunc()
         for b, node, writer, msg in sorted(changed):
             localmarks[b] = node
             writer(msg)
         localmarks.recordchange(tr)
 
 def diff(ui, dst, src):
     ui.status(_("searching for changed bookmarks\n"))
 
     smarks = src.listkeys('bookmarks')
     dmarks = dst.listkeys('bookmarks')
 
     diff = sorted(set(smarks) - set(dmarks))
     for k in diff:
         mark = ui.debugflag and smarks[k] or smarks[k][:12]
         ui.write("   %-25s %s\n" % (k, mark))
 
     if len(diff) <= 0:
         ui.status(_("no changed bookmarks found\n"))
         return 1
     return 0
 
 def validdest(repo, old, new):
     """Is the new bookmark destination a valid update from the old one"""
     repo = repo.unfiltered()
     if old == new:
         # Old == new -> nothing to update.
         return False
     elif not old:
         # old is nullrev, anything is valid.
         # (new != nullrev has been excluded by the previous check)
         return True
     elif repo.obsstore:
         return new.node() in obsolete.foreground(repo, [old.node()])
     else:
         # still an independent clause as it is lazyer (and therefore faster)
         return old.descendant(new)

tests/test-bundle2-exchange.t

@@ -1,484 +1,484 b''
 Test exchange of common information using bundle2
 
 
   $ getmainid() {
   >    hg -R main log --template '{node}\n' --rev "$1"
   > }
 
 enable obsolescence
 
   $ cat > obs.py << EOF
   > import mercurial.obsolete
   > mercurial.obsolete._enabled = True
   > EOF
 
   $ cat >> $HGRCPATH << EOF
   > [extensions]
   > obsolete=$TESTTMP/obs.py
   > [experimental]
   > bundle2-exp=True
   > [ui]
   > ssh=python "$TESTDIR/dummyssh"
   > logtemplate={rev}:{node|short} {phase} {author} {bookmarks} {desc|firstline}
   > [web]
   > push_ssl = false
   > allow_push = *
   > [phases]
   > publish=False
   > [hooks]
   > changegroup = sh -c  "HG_LOCAL= HG_NODE= HG_TAG= python \"$TESTDIR/printenv.py\" changegroup"
   > b2x-transactionclose = sh -c  "HG_LOCAL= HG_NODE= HG_TAG= python \"$TESTDIR/printenv.py\" b2x-transactionclose"
   > EOF
 
 The extension requires a repo (currently unused)
 
   $ hg init main
   $ cd main
   $ touch a
   $ hg add a
   $ hg commit -m 'a'
 
   $ hg unbundle $TESTDIR/bundles/rebase.hg
   adding changesets
   adding manifests
   adding file changes
   added 8 changesets with 7 changes to 7 files (+3 heads)
   changegroup hook: HG_PHASES_MOVED=1 HG_SOURCE=unbundle HG_URL=bundle:*/tests/bundles/rebase.hg (glob)
   (run 'hg heads' to see heads, 'hg merge' to merge)
 
   $ cd ..
 
 Real world exchange
 =====================
 
 Add more obsolescence information
 
   $ hg -R main debugobsolete -d '0 0' 1111111111111111111111111111111111111111 `getmainid 9520eea781bc`
   $ hg -R main debugobsolete -d '0 0' 2222222222222222222222222222222222222222 `getmainid 24b6387c8c8c`
 
 clone --pull
 
   $ hg -R main phase --public cd010b8cd998
   $ hg clone main other --pull --rev 9520eea781bc
   adding changesets
   adding manifests
   adding file changes
   added 2 changesets with 2 changes to 2 files
   1 new obsolescence markers
   changegroup hook: HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
   updating to branch default
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg -R other log -G
   @  1:9520eea781bc draft Nicolas Dumazet <[e-mail]>  E
   |
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]>  A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 pull
 
   $ hg -R main phase --public 9520eea781bc
   $ hg -R other pull -r 24b6387c8c8c
   pulling from $TESTTMP/main (glob)
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files (+1 heads)
   1 new obsolescence markers
   changegroup hook: HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
   (run 'hg heads' to see heads, 'hg merge' to merge)
   $ hg -R other log -G
   o  2:24b6387c8c8c draft Nicolas Dumazet <[e-mail]>  F
   |
   | @  1:9520eea781bc draft Nicolas Dumazet <[e-mail]>  E
   |/
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]>  A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 pull empty (with phase movement)
 
   $ hg -R main phase --public 24b6387c8c8c
   $ hg -R other pull -r 24b6387c8c8c
   pulling from $TESTTMP/main (glob)
   no changes found
   $ hg -R other log -G
   o  2:24b6387c8c8c public Nicolas Dumazet <[e-mail]>  F
   |
   | @  1:9520eea781bc draft Nicolas Dumazet <[e-mail]>  E
   |/
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]>  A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 pull empty
 
   $ hg -R other pull -r 24b6387c8c8c
   pulling from $TESTTMP/main (glob)
   no changes found
   $ hg -R other log -G
   o  2:24b6387c8c8c public Nicolas Dumazet <[e-mail]>  F
   |
   | @  1:9520eea781bc draft Nicolas Dumazet <[e-mail]>  E
   |/
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]>  A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 add extra data to test their exchange during push
 
   $ hg -R main bookmark --rev eea13746799a book_eea1
   $ hg -R main debugobsolete -d '0 0' 3333333333333333333333333333333333333333 `getmainid eea13746799a`
   $ hg -R main bookmark --rev 02de42196ebe book_02de
   $ hg -R main debugobsolete -d '0 0' 4444444444444444444444444444444444444444 `getmainid 02de42196ebe`
   $ hg -R main bookmark --rev 42ccdea3bb16 book_42cc
   $ hg -R main debugobsolete -d '0 0' 5555555555555555555555555555555555555555 `getmainid 42ccdea3bb16`
   $ hg -R main bookmark --rev 5fddd98957c8 book_5fdd
   $ hg -R main debugobsolete -d '0 0' 6666666666666666666666666666666666666666 `getmainid 5fddd98957c8`
   $ hg -R main bookmark --rev 32af7686d403 book_32af
   $ hg -R main debugobsolete -d '0 0' 7777777777777777777777777777777777777777 `getmainid 32af7686d403`
 
   $ hg -R other bookmark --rev cd010b8cd998 book_eea1
   $ hg -R other bookmark --rev cd010b8cd998 book_02de
   $ hg -R other bookmark --rev cd010b8cd998 book_42cc
   $ hg -R other bookmark --rev cd010b8cd998 book_5fdd
   $ hg -R other bookmark --rev cd010b8cd998 book_32af
 
   $ hg -R main phase --public eea13746799a
 
 push
   $ hg -R main push other --rev eea13746799a --bookmark book_eea1
   pushing to other
   searching for changes
-  b2x-transactionclose hook: HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=push HG_URL=push
-  changegroup hook: HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
+  b2x-transactionclose hook: HG_BOOKMARK_MOVED=1 HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=push HG_URL=push
+  changegroup hook: HG_BOOKMARK_MOVED=1 HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
   remote: adding changesets
   remote: adding manifests
   remote: adding file changes
   remote: added 1 changesets with 0 changes to 0 files (-1 heads)
   remote: 1 new obsolescence markers
   updating bookmark book_eea1
   $ hg -R other log -G
   o    3:eea13746799a public Nicolas Dumazet <[e-mail]> book_eea1 G
   |\
   | o  2:24b6387c8c8c public Nicolas Dumazet <[e-mail]>  F
   | |
   @ |  1:9520eea781bc public Nicolas Dumazet <[e-mail]>  E
   |/
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]> book_02de book_32af book_42cc book_5fdd A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   3333333333333333333333333333333333333333 eea13746799a9e0bfd88f29d3c2e9dc9389f524f 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 pull over ssh
 
   $ hg -R other pull ssh://user@dummy/main -r 02de42196ebe --bookmark book_02de
   pulling from ssh://user@dummy/main
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files (+1 heads)
   1 new obsolescence markers
   updating bookmark book_02de
-  changegroup hook: HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
+  changegroup hook: HG_BOOKMARK_MOVED=1 HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
   (run 'hg heads' to see heads, 'hg merge' to merge)
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   3333333333333333333333333333333333333333 eea13746799a9e0bfd88f29d3c2e9dc9389f524f 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   4444444444444444444444444444444444444444 02de42196ebee42ef284b6780a87cdc96e8eaab6 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 pull over http
 
   $ hg -R main serve -p $HGPORT -d --pid-file=main.pid -E main-error.log
   $ cat main.pid >> $DAEMON_PIDS
 
   $ hg -R other pull http://localhost:$HGPORT/ -r 42ccdea3bb16 --bookmark book_42cc
   pulling from http://localhost:$HGPORT/
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files (+1 heads)
   1 new obsolescence markers
   updating bookmark book_42cc
-  changegroup hook: HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
+  changegroup hook: HG_BOOKMARK_MOVED=1 HG_NEW_OBSMARKERS=1 HG_PHASES_MOVED=1 HG_SOURCE=bundle2 HG_URL=bundle2
   (run 'hg heads .' to see heads, 'hg merge' to merge)
   $ cat main-error.log
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   3333333333333333333333333333333333333333 eea13746799a9e0bfd88f29d3c2e9dc9389f524f 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   4444444444444444444444444444444444444444 02de42196ebee42ef284b6780a87cdc96e8eaab6 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   5555555555555555555555555555555555555555 42ccdea3bb16d28e1848c95fe2e44c000f3f21b1 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 push over ssh
 
   $ hg -R main push ssh://user@dummy/other -r 5fddd98957c8 --bookmark book_5fdd
   pushing to ssh://user@dummy/other
   searching for changes
   remote: adding changesets
   remote: adding manifests
   remote: adding file changes
   remote: added 1 changesets with 1 changes to 1 files
   remote: 1 new obsolescence markers
   updating bookmark book_5fdd
-  remote: b2x-transactionclose hook: HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_SOURCE=serve HG_URL=remote:ssh:127.0.0.1
-  remote: changegroup hook: HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_SOURCE=bundle2 HG_URL=bundle2
+  remote: b2x-transactionclose hook: HG_BOOKMARK_MOVED=1 HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_SOURCE=serve HG_URL=remote:ssh:127.0.0.1
+  remote: changegroup hook: HG_BOOKMARK_MOVED=1 HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_SOURCE=bundle2 HG_URL=bundle2
   $ hg -R other log -G
   o  6:5fddd98957c8 draft Nicolas Dumazet <[e-mail]> book_5fdd C
   |
   o  5:42ccdea3bb16 draft Nicolas Dumazet <[e-mail]> book_42cc B
   |
   | o  4:02de42196ebe draft Nicolas Dumazet <[e-mail]> book_02de H
   | |
   | | o  3:eea13746799a public Nicolas Dumazet <[e-mail]> book_eea1 G
   | |/|
   | o |  2:24b6387c8c8c public Nicolas Dumazet <[e-mail]>  F
   |/ /
   | @  1:9520eea781bc public Nicolas Dumazet <[e-mail]>  E
   |/
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]> book_32af A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   3333333333333333333333333333333333333333 eea13746799a9e0bfd88f29d3c2e9dc9389f524f 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   4444444444444444444444444444444444444444 02de42196ebee42ef284b6780a87cdc96e8eaab6 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   5555555555555555555555555555555555555555 42ccdea3bb16d28e1848c95fe2e44c000f3f21b1 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   6666666666666666666666666666666666666666 5fddd98957c8a54a4d436dfe1da9d87f21a1b97b 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 push over http
 
   $ hg -R other serve -p $HGPORT2 -d --pid-file=other.pid -E other-error.log
   $ cat other.pid >> $DAEMON_PIDS
 
   $ hg -R main phase --public 32af7686d403
   $ hg -R main push http://localhost:$HGPORT2/ -r 32af7686d403 --bookmark book_32af
   pushing to http://localhost:$HGPORT2/
   searching for changes
   remote: adding changesets
   remote: adding manifests
   remote: adding file changes
   remote: added 1 changesets with 1 changes to 1 files
   remote: 1 new obsolescence markers
   updating bookmark book_32af
   $ cat other-error.log
 
 Check final content.
 
   $ hg -R other log -G
   o  7:32af7686d403 public Nicolas Dumazet <[e-mail]> book_32af D
   |
   o  6:5fddd98957c8 public Nicolas Dumazet <[e-mail]> book_5fdd C
   |
   o  5:42ccdea3bb16 public Nicolas Dumazet <[e-mail]> book_42cc B
   |
   | o  4:02de42196ebe draft Nicolas Dumazet <[e-mail]> book_02de H
   | |
   | | o  3:eea13746799a public Nicolas Dumazet <[e-mail]> book_eea1 G
   | |/|
   | o |  2:24b6387c8c8c public Nicolas Dumazet <[e-mail]>  F
   |/ /
   | @  1:9520eea781bc public Nicolas Dumazet <[e-mail]>  E
   |/
   o  0:cd010b8cd998 public Nicolas Dumazet <[e-mail]>  A
   
   $ hg -R other debugobsolete
   1111111111111111111111111111111111111111 9520eea781bcca16c1e15acc0ba14335a0e8e5ba 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   2222222222222222222222222222222222222222 24b6387c8c8cae37178880f3fa95ded3cb1cf785 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   3333333333333333333333333333333333333333 eea13746799a9e0bfd88f29d3c2e9dc9389f524f 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   4444444444444444444444444444444444444444 02de42196ebee42ef284b6780a87cdc96e8eaab6 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   5555555555555555555555555555555555555555 42ccdea3bb16d28e1848c95fe2e44c000f3f21b1 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   6666666666666666666666666666666666666666 5fddd98957c8a54a4d436dfe1da9d87f21a1b97b 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   7777777777777777777777777777777777777777 32af7686d403cf45b5d95f2d70cebea587ac806a 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
 
 Error Handling
 ==============
 
 Check that errors are properly returned to the client during push.
 
 Setting up
 
   $ cat > failpush.py << EOF
   > """A small extension that makes push fails when using bundle2
   > 
   > used to test error handling in bundle2
   > """
   > 
   > from mercurial import util
   > from mercurial import bundle2
   > from mercurial import exchange
   > from mercurial import extensions
   > 
   > def _pushbundle2failpart(pushop, bundler):
   >     reason = pushop.ui.config('failpush', 'reason', None)
   >     part = None
   >     if reason == 'abort':
   >         bundler.newpart('test:abort')
   >     if reason == 'unknown':
   >         bundler.newpart('TEST:UNKNOWN')
   >     if reason == 'race':
   >         # 20 Bytes of crap
   >         bundler.newpart('b2x:check:heads', data='01234567890123456789')
   > 
   > @bundle2.parthandler("test:abort")
   > def handleabort(op, part):
   >     raise util.Abort('Abandon ship!', hint="don't panic")
   > 
   > def uisetup(ui):
   >     exchange.b2partsgenmapping['failpart'] = _pushbundle2failpart
   >     exchange.b2partsgenorder.insert(0, 'failpart')
   > 
   > EOF
 
   $ cd main
   $ hg up tip
   3 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo 'I' > I
   $ hg add I
   $ hg ci -m 'I'
   $ hg id
   e7ec4e813ba6 tip
   $ cd ..
 
   $ cat << EOF >> $HGRCPATH
   > [extensions]
   > failpush=$TESTTMP/failpush.py
   > EOF
 
   $ "$TESTDIR/killdaemons.py" $DAEMON_PIDS
   $ hg -R other serve -p $HGPORT2 -d --pid-file=other.pid -E other-error.log
   $ cat other.pid >> $DAEMON_PIDS
 
 Doing the actual push: Abort error
 
   $ cat << EOF >> $HGRCPATH
   > [failpush]
   > reason = abort
   > EOF
 
   $ hg -R main push other -r e7ec4e813ba6
   pushing to other
   searching for changes
   abort: Abandon ship!
   (don't panic)
   [255]
 
   $ hg -R main push ssh://user@dummy/other -r e7ec4e813ba6
   pushing to ssh://user@dummy/other
   searching for changes
   abort: Abandon ship!
   (don't panic)
   [255]
 
   $ hg -R main push http://localhost:$HGPORT2/ -r e7ec4e813ba6
   pushing to http://localhost:$HGPORT2/
   searching for changes
   abort: Abandon ship!
   (don't panic)
   [255]
 
 
 Doing the actual push: unknown mandatory parts
 
   $ cat << EOF >> $HGRCPATH
   > [failpush]
   > reason = unknown
   > EOF
 
   $ hg -R main push other -r e7ec4e813ba6
   pushing to other
   searching for changes
   abort: missing support for test:unknown
   [255]
 
   $ hg -R main push ssh://user@dummy/other -r e7ec4e813ba6
   pushing to ssh://user@dummy/other
   searching for changes
   abort: missing support for test:unknown
   [255]
 
   $ hg -R main push http://localhost:$HGPORT2/ -r e7ec4e813ba6
   pushing to http://localhost:$HGPORT2/
   searching for changes
   abort: missing support for test:unknown
   [255]
 
 Doing the actual push: race
 
   $ cat << EOF >> $HGRCPATH
   > [failpush]
   > reason = race
   > EOF
 
   $ hg -R main push other -r e7ec4e813ba6
   pushing to other
   searching for changes
   abort: push failed:
   'repository changed while pushing - please try again'
   [255]
 
   $ hg -R main push ssh://user@dummy/other -r e7ec4e813ba6
   pushing to ssh://user@dummy/other
   searching for changes
   abort: push failed:
   'repository changed while pushing - please try again'
   [255]
 
   $ hg -R main push http://localhost:$HGPORT2/ -r e7ec4e813ba6
   pushing to http://localhost:$HGPORT2/
   searching for changes
   abort: push failed:
   'repository changed while pushing - please try again'
   [255]
 
 Doing the actual push: hook abort
 
   $ cat << EOF >> $HGRCPATH
   > [failpush]
   > reason =
   > [hooks]
   > b2x-pretransactionclose.failpush = false
   > EOF
 
   $ "$TESTDIR/killdaemons.py" $DAEMON_PIDS
   $ hg -R other serve -p $HGPORT2 -d --pid-file=other.pid -E other-error.log
   $ cat other.pid >> $DAEMON_PIDS
 
   $ hg -R main push other -r e7ec4e813ba6
   pushing to other
   searching for changes
   transaction abort!
   rollback completed
   changegroup hook: HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=0 HG_SOURCE=bundle2 HG_URL=bundle2
   abort: b2x-pretransactionclose.failpush hook exited with status 1
   [255]
 
   $ hg -R main push ssh://user@dummy/other -r e7ec4e813ba6
   pushing to ssh://user@dummy/other
   searching for changes
   abort: b2x-pretransactionclose.failpush hook exited with status 1
   remote: transaction abort!
   remote: rollback completed
   remote: changegroup hook: HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=0 HG_SOURCE=bundle2 HG_URL=bundle2
   [255]
 
   $ hg -R main push http://localhost:$HGPORT2/ -r e7ec4e813ba6
   pushing to http://localhost:$HGPORT2/
   searching for changes
   abort: b2x-pretransactionclose.failpush hook exited with status 1
   [255]