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author | lassulus <lass@lassul.us> | 2016-12-23 18:38:37 +0100 |
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committer | lassulus <lass@lassul.us> | 2016-12-23 18:38:37 +0100 |
commit | acb2f0b0427b5437c02bd976aacb45ce71508fe4 (patch) | |
tree | 663cf250e7a8e0f84636d043ff13281ff28d27a7 /makefu/2configs/elchos/irc-token.nix | |
parent | b8975f6ed4cde4af3e72f0f83624221ee6351885 (diff) | |
parent | af3a7e67e3d4505a35c78bc327f76b280d90e60d (diff) |
Merge remote-tracking branch 'gum/master'
Diffstat (limited to 'makefu/2configs/elchos/irc-token.nix')
-rw-r--r-- | makefu/2configs/elchos/irc-token.nix | 62 |
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 00000000..3f3c4ffc --- /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 + ''; + }; +} |