nicdumz

diff --git a/hgext/blackbox.py b/hgext/blackbox.pynew file mode 100644--- /dev/null+++ b/hgext/blackbox.py@@ -0,0 +1,38 @@+"""log commands ran in the repository and exceptions encountered++Appends to .hg/blackbox events happening in the repository to help+debugging and diagnosis. Each command that is run in the repository,+or each exception encountered will be logged.+"""++from mercurial.i18n import _+from mercurial import extensions, dispatch+import traceback++def runcommand(orig, lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions):+    if repo is None:+        # not much we can log+        return orig(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions)+    blackboxfile = repo.opener('blackbox', 'a')+    try:+        blackboxfile.write('%s\n' % ' '.join(fullargs))+        try:+            return orig(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions)+        except:+            traceback.print_exc(None, blackboxfile)+            raise+    finally:+        blackboxfile.close()++def incoming(ui, repo, hooktype, node, source, url):+    blackboxfile = repo.opener('blackbox', 'a')+    try:+        blackboxfile.write('incoming: %s: %s from %s\n' % (source, node[:12], url))+    finally:+        blackboxfile.close()++def uisetup(ui):+    extensions.wrapfunction(dispatch, 'runcommand', runcommand)+def reposetup(ui, repo):+    ui.setconfig('hooks', 'incoming.blackbox', incoming)+diff --git a/tests/test-blackbox.t b/tests/test-blackbox.tnew file mode 100644--- /dev/null+++ b/tests/test-blackbox.t@@ -0,0 +1,60 @@+  $ echo '[extensions]' >> $HGRCPATH+  $ echo 'blackbox =' >> $HGRCPATH++Create a repo with a dummy changeset++  $ hg init foo; cd foo+  $ touch a+  $ hg ci -Am'a'+  adding a+  $ hg clone . ../bar+  updating to branch default+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved++And pretend we push to remote++  $ echo foo > a+  $ hg ci -Am'modify a'+  $ hg push ../bar+  pushing to ../bar+  searching for changes+  adding changesets+  adding manifests+  adding file changes+  added 1 changesets with 1 changes to 1 files++Log a few commands++  $ cd ../bar+  $ hg foo > /dev/null+  hg: unknown command 'foo'+  [255]+  $ hg st+  $ hg diff -c notexisting+  abort: unknown revision 'notexisting'!+  [255]++And check that both the incoming hook, exceptions and commands are logged:++  $ cat .hg/blackbox+  incoming: push: c3cdbe7bbdc4 from file:$TESTTMP/foo+  st+  diff -c notexisting+  Traceback (most recent call last):+    File "*/hgext/blackbox.py", line *, in runcommand (glob)+      return orig(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions)+    File "*/mercurial/dispatch.py", line *, in runcommand (glob)+      ret = _runcommand(ui, options, cmd, d)+    File "*/mercurial/dispatch.py", line *, in _runcommand (glob)+      return checkargs()+    File "*/mercurial/dispatch.py", line *, in checkargs (glob)+      return cmdfunc()+    File "*/mercurial/dispatch.py", line *, in <lambda> (glob)+      d = lambda: util.checksignature(func)(ui, *args, **cmdoptions)+    File "*/mercurial/util.py", line *, in check (glob)+      return func(*args, **kwargs)+    File "*/mercurial/commands.py", line *, in diff (glob)+      node2 = repo.lookup(change)+    File "*/mercurial/localrepo.py", line *, in lookup (glob)+      raise error.RepoLookupError(_("unknown revision '%s'") % key)+  RepoLookupError: unknown revision 'notexisting'