hook: schedule run "b2x-transactionclose" for after lock release

Hooks that run after the transaction need to be able to touch the
repository. So we need to run them after the lock release. This is
similar to what the "changegroup" hook is doing in the
`addchangegroup` function.

mercurial/exchange.py

@@ -841,7 +841,10 b' class pulloperation(object):'
             repo.hook('b2x-pretransactionclose', throw=True, pending=p,
                       **self._tr.hookargs)
             self._tr.close()
-            repo.hook('b2x-transactionclose', **self._tr.hookargs)
+            hookargs = dict(self._tr.hookargs)
+            def runhooks():
+                repo.hook('b2x-transactionclose', **hookargs)
+            repo._afterlock(runhooks)
 
     def releasetransaction(self):
         """release transaction if created"""
@@ -1247,7 +1250,10 b' def unbundle(repo, cg, heads, source, ur'
                 repo.hook('b2x-pretransactionclose', throw=True, pending=p,
                           **tr.hookargs)
                 tr.close()
-                repo.hook('b2x-transactionclose', **tr.hookargs)
+                hookargs = dict(tr.hookargs)
+                def runhooks():
+                    repo.hook('b2x-transactionclose', **hookargs)
+                repo._afterlock(runhooks)
             except Exception, exc:
                 exc.duringunbundle2 = True
                 raise

tests/test-bundle2-exchange.t

@@ -59,8 +59,8 b' clone --pull'
   adding file changes
   added 2 changesets with 2 changes to 2 files
   1 new obsolescence markers
+  changegroup hook: HG_NODE=cd010b8cd998f3981a5a8115f94f8da4ab506089 HG_SOURCE=pull HG_URL=file:$TESTTMP/main
   b2x-transactionclose hook: HG_NEW_OBSMARKERS=1 HG_NODE=cd010b8cd998f3981a5a8115f94f8da4ab506089 HG_PHASES_MOVED=1 HG_SOURCE=pull HG_URL=file:$TESTTMP/main
-  changegroup hook: HG_NODE=cd010b8cd998f3981a5a8115f94f8da4ab506089 HG_SOURCE=pull HG_URL=file:$TESTTMP/main
   updating to branch default
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg -R other log -G
@@ -82,8 +82,8 b' pull'
   adding file changes
   added 1 changesets with 1 changes to 1 files (+1 heads)
   1 new obsolescence markers
+  changegroup hook: HG_NODE=24b6387c8c8cae37178880f3fa95ded3cb1cf785 HG_SOURCE=pull HG_URL=file:$TESTTMP/main
   b2x-transactionclose hook: HG_NEW_OBSMARKERS=1 HG_NODE=24b6387c8c8cae37178880f3fa95ded3cb1cf785 HG_PHASES_MOVED=1 HG_SOURCE=pull HG_URL=file:$TESTTMP/main
-  changegroup hook: HG_NODE=24b6387c8c8cae37178880f3fa95ded3cb1cf785 HG_SOURCE=pull HG_URL=file:$TESTTMP/main
   (run 'hg heads' to see heads, 'hg merge' to merge)
   $ hg -R other log -G
   o  2:24b6387c8c8c draft Nicolas Dumazet <[e-mail]>  F
@@ -156,8 +156,8 b' push'
   $ hg -R main push other --rev eea13746799a --bookmark book_eea1
   pushing to other
   searching for changes
+  changegroup hook: HG_BUNDLE2-EXP=1 HG_NODE=eea13746799a9e0bfd88f29d3c2e9dc9389f524f HG_SOURCE=push HG_URL=push
   b2x-transactionclose hook: HG_BOOKMARK_MOVED=1 HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_NODE=eea13746799a9e0bfd88f29d3c2e9dc9389f524f HG_PHASES_MOVED=1 HG_SOURCE=push HG_URL=push
-  changegroup hook: HG_BUNDLE2-EXP=1 HG_NODE=eea13746799a9e0bfd88f29d3c2e9dc9389f524f HG_SOURCE=push HG_URL=push
   remote: adding changesets
   remote: adding manifests
   remote: adding file changes
@@ -189,8 +189,8 b' pull over ssh'
   added 1 changesets with 1 changes to 1 files (+1 heads)
   1 new obsolescence markers
   updating bookmark book_02de
+  changegroup hook: HG_NODE=02de42196ebee42ef284b6780a87cdc96e8eaab6 HG_SOURCE=pull HG_URL=ssh://user@dummy/main
   b2x-transactionclose hook: HG_BOOKMARK_MOVED=1 HG_NEW_OBSMARKERS=1 HG_NODE=02de42196ebee42ef284b6780a87cdc96e8eaab6 HG_PHASES_MOVED=1 HG_SOURCE=pull HG_URL=ssh://user@dummy/main
-  changegroup hook: HG_NODE=02de42196ebee42ef284b6780a87cdc96e8eaab6 HG_SOURCE=pull HG_URL=ssh://user@dummy/main
   (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'}
@@ -212,8 +212,8 b' pull over http'
   added 1 changesets with 1 changes to 1 files (+1 heads)
   1 new obsolescence markers
   updating bookmark book_42cc
+  changegroup hook: HG_NODE=42ccdea3bb16d28e1848c95fe2e44c000f3f21b1 HG_SOURCE=pull HG_URL=http://localhost:$HGPORT/
   b2x-transactionclose hook: HG_BOOKMARK_MOVED=1 HG_NEW_OBSMARKERS=1 HG_NODE=42ccdea3bb16d28e1848c95fe2e44c000f3f21b1 HG_PHASES_MOVED=1 HG_SOURCE=pull HG_URL=http://localhost:$HGPORT/
-  changegroup hook: HG_NODE=42ccdea3bb16d28e1848c95fe2e44c000f3f21b1 HG_SOURCE=pull HG_URL=http://localhost:$HGPORT/
   (run 'hg heads .' to see heads, 'hg merge' to merge)
   $ cat main-error.log
   $ hg -R other debugobsolete
@@ -234,8 +234,8 b' push over ssh'
   remote: added 1 changesets with 1 changes to 1 files
   remote: 1 new obsolescence markers
   updating bookmark book_5fdd
+  remote: changegroup hook: HG_BUNDLE2-EXP=1 HG_NODE=5fddd98957c8a54a4d436dfe1da9d87f21a1b97b HG_SOURCE=serve HG_URL=remote:ssh:127.0.0.1
   remote: b2x-transactionclose hook: HG_BOOKMARK_MOVED=1 HG_BUNDLE2-EXP=1 HG_NEW_OBSMARKERS=1 HG_NODE=5fddd98957c8a54a4d436dfe1da9d87f21a1b97b HG_SOURCE=serve HG_URL=remote:ssh:127.0.0.1
-  remote: changegroup hook: HG_BUNDLE2-EXP=1 HG_NODE=5fddd98957c8a54a4d436dfe1da9d87f21a1b97b HG_SOURCE=serve HG_URL=remote:ssh:127.0.0.1
   $ hg -R other log -G
   o  6:5fddd98957c8 draft Nicolas Dumazet <[e-mail]> book_5fdd C
   |