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authormakefu <github@syntax-fehler.de>2016-12-12 19:38:13 +0100
committermakefu <github@syntax-fehler.de>2016-12-12 19:38:13 +0100
commit5f103b3f254d0c5c2b08dd29f2538df75b9a0f86 (patch)
tree36ccb6d202c887e46357beb0d114cd7bcffb7ce0 /makefu/2configs
parentbc2b56baaf67623bed232b321607da8c25bbdaec (diff)
m 2 irc-token: init
Diffstat (limited to 'makefu/2configs')
-rw-r--r--makefu/2configs/elchos/irc-token.nix62
1 files changed, 62 insertions, 0 deletions
diff --git a/makefu/2configs/elchos/irc-token.nix b/makefu/2configs/elchos/irc-token.nix
new file mode 100644
index 000000000..3f3c4ffc3
--- /dev/null
+++ b/makefu/2configs/elchos/irc-token.nix
@@ -0,0 +1,62 @@
+{pkgs, ...}:
+with import <stockholm/lib>;
+let
+ secret = (import <secrets/elchos-token.nix>);
+in {
+ systemd.services.elchos-irctoken = {
+ startAt = "*:0/30";
+ serviceConfig = {
+ RuntimeMaxSec = "20";
+ };
+ script = ''
+ set -euf
+ now=$(date -u +%Y-%m-%dT%H:%M)
+ sec=$(echo -n "${secret}$now" | md5sum | cut -d\ -f1)
+ message="The secret valid for 30 minutes is $sec"
+ echo "token for $now (UTC) is $sec"
+ LOGNAME=sec-announcer
+ HOSTNAME=$(${pkgs.systemd}/bin/hostnamectl --static)
+ IRC_SERVER=irc.freenode.net
+ IRC_PORT=6667
+ IRC_NICK=$HOSTNAME-$$
+ IRC_CHANNEL='#eloop'
+
+ export IRC_CHANNEL # for privmsg_cat
+
+ echo2() { echo "$*"; echo "$*" >&2; }
+
+ privmsg_cat() { ${pkgs.gawk}/bin/awk '{ print "PRIVMSG "ENVIRON["IRC_CHANNEL"]" :"$0 }'; }
+
+ tmpdir="$(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
+ ${pkgs.gnused}/bin/sed -un '/^:[^ ]* MODE /q'
+
+ echo2 "JOIN $IRC_CHANNEL"
+
+ printf '%s' "$message" \
+ | privmsg_cat
+
+ echo2 "PART $IRC_CHANNEL"
+
+ # wait for PART confirmation
+ sed -un '/:'"$IRC_NICK"'![^ ]* PART /q'
+
+ echo2 'QUIT :Gone to have lunch'
+ } < ircin \
+ | ${pkgs.netcat}/bin/netcat "$IRC_SERVER" "$IRC_PORT" |tee -a ircin
+ '';
+ };
+}