irc-announce: use ircaids
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@ -1,18 +1,8 @@
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{ pkgs, lib, ... }:
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with lib;
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pkgs.writeDashBin "irc-announce" ''
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set -euf
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export PATH=${makeSearchPath "bin" (with pkgs; [
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coreutils
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gawk
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gnused
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netcat
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nettools
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])}
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IRC_SERVER=$1
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IRC_PORT=$2
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IRC_NICK=$3_$$
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@ -20,57 +10,15 @@ pkgs.writeDashBin "irc-announce" ''
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IRC_TLS=$5
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message=$6
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export IRC_CHANNEL # for privmsg_cat
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if test "$IRC_TLS" != 1; then
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unset IRC_TLS
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fi
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# echo2 and cat2 are used output to both, stdout and stderr
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# This is used to see what we send to the irc server. (debug output)
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echo2() { echo "$*"; echo "$*" >&2; }
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cat2() {
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awk '{
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print $0
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print $0 > "/dev/stderr"
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}'
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}
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# privmsg_cat transforms stdin to a privmsg
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privmsg_cat() { awk '{ print "PRIVMSG "ENVIRON["IRC_CHANNEL"]" :"$0 }'; }
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tls_flag() { if [ "$IRC_TLS" -eq 1 ]; then echo "-c"; fi }
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# ircin is used to feed the output of netcat back to the "irc client"
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# so we can implement expect-like behavior with sed^_^
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# XXX mkselfdestructingtmpfifo would be nice instead of this cruft
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tmpdir=$(mktemp --tmpdir -d irc-announce_XXXXXXXX)
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cd "$tmpdir"
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mkfifo ircin
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trap "
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rm ircin
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cd '$OLDPWD'
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rmdir '$tmpdir'
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trap - EXIT INT QUIT
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" EXIT INT QUIT
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{
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echo2 "USER $LOGNAME 0 * :$LOGNAME@$(hostname)"
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echo2 "NICK $IRC_NICK"
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awk 'match($0, /PING(.*)/, m) {print "PONG", m[1]; exit}'
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# wait for MODE message
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sed -n '/^:[^ ]* MODE /q'
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echo2 "JOIN $IRC_CHANNEL"
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printf '%s' "$message" \
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| privmsg_cat \
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| cat2
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echo2 "PART $IRC_CHANNEL"
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# wait for PART confirmation
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sed -n '/:'"$IRC_NICK"'![^ ]* PART /q'
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echo2 'QUIT :Gone to have lunch'
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} < ircin \
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| nc $(tls_flag) "$IRC_SERVER" "$IRC_PORT" | tee -a ircin
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printf %s "$message" |
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${pkgs.ircaids}/bin/ircsink \
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--nick="$IRC_NICK" \
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--port="$IRC_PORT" \
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--server="$IRC_SERVER" \
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--target="$IRC_CHANNEL" \
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''${IRC_TLS:+--secure}
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''
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