From 69e576308aefd92d8af7a5bcb060e5929d7becb7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anton=20Luka=20=C5=A0ijanec?= <anton@sijanec.eu>
Date: Sat, 7 Oct 2023 14:27:44 +0200
Subject: skripti

---
 skripti/irc_antispam.sh | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100755 skripti/irc_antispam.sh

(limited to 'skripti/irc_antispam.sh')

diff --git a/skripti/irc_antispam.sh b/skripti/irc_antispam.sh
new file mode 100755
index 0000000..4e7a513
--- /dev/null
+++ b/skripti/irc_antispam.sh
@@ -0,0 +1,44 @@
+#!/bin/bash
+set -uexo pipefail
+p=`rev <<<$0 | cut -d/ -f1 | rev`
+umask 0007
+d=`mktemp -p "" -d $p.XXX`
+trap "rm -r $d" EXIT
+mkfifo $d/s
+mkfifo $d/c
+tail -f $d/s | nc $1 6667 > $d/c &
+u=dont_send_me_msg_
+echo "USER $u `hostname` $1 :IRC Antispam bot. Do not PM, you will get G-Lined." > $d/s
+echo "NICK antispam" > $d/s
+echo "OPER $OPER" > $d/s
+c="antispam_chan_dont_join_youll_get_gline_"
+j="$c$RANDOM"
+echo "JOIN #$j" > $d/s
+while read l
+do
+	echo "$l"
+	case `cut -d\  -f2 <<<"$l"` in
+		433)
+			echo "NICK bot$RANDOM" > $d/s
+			echo "OPER $OPER" > $d/s
+			echo "PART #$j" > $d/s
+			j="$c$RANDOM"
+			echo "JOIN #$j" > $d/s
+			;;
+		PRIVMSG|JOIN|PART)
+			if grep -v $u <<<"$l"
+			then
+				i=`cut -d\  -f1 <<<"$l" | cut -d@ -f2`
+				echo "GLINE *@$i 13376969 :You were G-Lined for spamming. Appeal via email to anton@sijanec.eu" > $d/s
+			fi
+			;;
+	esac
+	case `cut -d\  -f1 <<<"$l"` in
+		PING)
+			echo "PONG `cut -d\  -f2 <<<$l`" > $d/s
+			echo "PART #$j" > $d/s
+			j="$c$RANDOM"
+			echo "JOIN #$j" > $d/s
+			;;
+	esac
+done < $d/c
-- 
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