diff options
| -rw-r--r-- | modules/lass/desktop-base.nix | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/modules/lass/desktop-base.nix b/modules/lass/desktop-base.nix index 7c3b4c41..c6a9231e 100644 --- a/modules/lass/desktop-base.nix +++ b/modules/lass/desktop-base.nix @@ -69,6 +69,124 @@ enable = true; dataDir = "/home/gitolite"; adminPubkey = config.sshKeys.lass.pub; + commonHooks = [ + (pkgs.writeText "irc-announce" '' + #! /bin/sh + set -euf + + config_file="$GL_ADMIN_BASE/conf/irc-announce.conf" + if test -f "$config_file"; then + . "$config_file" + fi + + # XXX when changing IRC_CHANNEL or IRC_SERVER/_PORT, don't forget to update + # any relevant gitolite LOCAL_CODE! + # CAVEAT we hope that IRC_NICK is unique + IRC_NICK="''${IRC_NICK-gl$GL_TID}" + IRC_CHANNEL="''${IRC_CHANNEL-#retiolum}" + IRC_SERVER="''${IRC_SERVER-ire.retiolum}" + IRC_PORT="''${IRC_PORT-6667}" + + # for privmsg_cat below + export IRC_CHANNEL + + # collect users that are mentioned in the gitolite configuration + interested_users="$(perl -e ' + do "gl-conf"; + print join(" ", keys%{ $one_repo{$ENV{"GL_REPO"}} }); + ')" + + # CAVEAT beware of real TABs in grep pattern! + # CAVEAT there will never be more than 42 relevant log entries! + log="$(tail -n 42 "$GL_LOGFILE" | grep "^[^ ]* $GL_TID ")" + update_log="$(echo "$log" | grep "^[^ ]* $GL_TID update")" + + # (debug output) + env | sed 's/^/env: /' + echo "$log" | sed 's/^/log: /' + + # see http://gitolite.com/gitolite/dev-notes.html#lff + reponame=$(echo "$update_log" | cut -f 4) + username=$(echo "$update_log" | cut -f 5) + ref_name=$(echo "$update_log" | cut -f 7 | sed 's|^refs/heads/||') + old_sha=$(echo "$update_log" | cut -f 8) + new_sha=$(echo "$update_log" | cut -f 9) + + # check if new branch is created + if test $old_sha = 0000000000000000000000000000000000000000; then + # TODO what should we really show? + old_sha=$new_sha^ + fi + + # + git_log="$(git log $old_sha..$new_sha --pretty=oneline --abbrev-commit)" + commit_count=$(echo "$git_log" | wc -l) + + # echo2 and cat2 are used output to both, stdout and stderr + # This is used to see what we send to the irc server. (debug output) + echo2() { echo "$*"; echo "$*" >&2; } + cat2() { tee /dev/stderr; } + + # privmsg_cat transforms stdin to a privmsg + privmsg_cat() { awk '{ print "PRIVMSG "ENVIRON["IRC_CHANNEL"]" :"$0 }'; } + + # ircin is used to feed the output of netcat back to the "irc client" + # so we can implement expect-like behavior with sed^_^ + # XXX mkselfdestructingtmpfifo would be nice instead of this cruft + tmpdir="$(mktemp -d irc-announce_XXXXXXXX)" + cd "$tmpdir" + mkfifo ircin + trap " + rm ircin + cd '$OLDPWD' + rmdir '$tmpdir' + trap - EXIT INT QUIT + " EXIT INT QUIT + + # + # + # + { + echo2 "USER $LOGNAME 0 * :$LOGNAME@$(hostname)" + echo2 "NICK $IRC_NICK" + + # wait for MODE message + sed -n '/^:[^ ]* MODE /q' + + echo2 "JOIN $IRC_CHANNEL" + + echo "$interested_users" \ + | tr ' ' '\n' \ + | grep -v "^$GL_USER" \ + | sed 's/$/: poke/' \ + | privmsg_cat \ + | cat2 + + printf '[13%s] %s pushed %s new commit%s to 6%s %s\n' \ + "$reponame" \ + "$username" \ + "$commit_count" \ + "$(test $commit_count = 1 || echo s)" \ + "$(hostname)" \ + "$ref_name" \ + | privmsg_cat \ + | cat2 + + echo "$git_log" \ + | sed 's/^/14/;s/ / /' \ + | privmsg_cat \ + | cat2 + + echo2 "PART $IRC_CHANNEL" + + # wait for PART confirmation + sed -n '/:'"$IRC_NICK"'![^ ]* PART /q' + + echo2 'QUIT :Gone to have lunch' + } < ircin \ + | nc "$IRC_SERVER" "$IRC_PORT" | tee -a ircin + '') + ]; }; services.journald.extraConfig = '' |