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authorlassulus <lass@aidsballs.de>2015-05-15 23:19:51 +0200
committertv <tv@krebsco.de>2015-05-19 23:17:20 +0200
commit78ce67d8412e2b4ec1124bf727c3bc3260a17263 (patch)
tree326e1807f4dd423cc8ac4f12187e1953fc2aff05 /modules/lass
parent15e606d0d63c59f4250fb29960aae8a5783b6882 (diff)
gitolite: add irc-announce hook
Diffstat (limited to 'modules/lass')
-rw-r--r--modules/lass/desktop-base.nix118
1 files changed, 118 insertions, 0 deletions
diff --git a/modules/lass/desktop-base.nix b/modules/lass/desktop-base.nix
index 7c3b4c4..c6a9231 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 = ''