The Monotone module still lacks support for setting up a post-commit hook, so commits made via monotone will not automatically update the wiki.

Here for future reference is the most recent version of support for that I've been sent. It's not yet working; there are path issues. --Joey

I think this was fixed in version 2.40. --Joey

diff --git a/IkiWiki/Rcs/monotone.pm b/IkiWiki/Rcs/monotone.pm
index cde6029..34f8f96 100644
--- a/IkiWiki/Rcs/monotone.pm
+++ b/IkiWiki/Rcs/monotone.pm
@@ -186,8 +186,9 @@ sub rcs_update () {
    check_config();
 
    if (defined($config{mtnsync}) && $config{mtnsync}) {
+       check_mergerc();
        if (system("mtn", "--root=$config{mtnrootdir}", "sync",
-                  "--quiet", "--ticker=none", 
+                  "--quiet", "--ticker=none", "--rcfile", $config{mtnmergerc},
                   "--key", $config{mtnkey}) != 0) {
            debug("monotone sync failed before update");
        }
@@ -604,4 +605,9 @@ __DATA__
               return true
          end
    }
+   function note_netsync_revision_received(new_id, revision, certs, session_id)
+       if (program_exists_in_path("ikiwiki-netsync-hook")) then
+           execute("ikiwiki-netsync-hook", new_id)
+       end
+   end
 EOF
diff --git a/IkiWiki/Wrapper.pm b/IkiWiki/Wrapper.pm
index 2103ea5..cff718c 100644
diff --git a/doc/ikiwiki.setup b/doc/ikiwiki.setup
index 1377315..0cbe27e 100644
--- a/doc/ikiwiki.setup
+++ b/doc/ikiwiki.setup
@@ -88,6 +88,16 @@ use IkiWiki::Setup::Standard {
        #   # Enable mail notifications of commits.
        #   notify => 1,
        #},
+       #{
+       #   # The monotone netsync revision received wrapper.
+       #   # Note that you also need to install a lua
+       #   # hook into monotone to make this work
+       #   # see: http://ikiwiki.info/rcs/monotone/
+       #   wrapper => "/usr/local/bin/ikiwiki-netsync-hook",
+       #   wrappermode => "04755",
+       #   # Enable mail notifications of commits.
+       #   notify => 1,
+       #},
    ],
 
    # Generate rss feeds for blogs?