From 83813564669cdc6e162615f045615e41aec73553 Mon Sep 17 00:00:00 2001
From: root <root@jones.dk>
Date: Tue, 25 Oct 2016 17:31:41 +0200
Subject: Add draft tweak for networks.

---
 spamassassin/tweak.d/networks.sh | 60 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100755 spamassassin/tweak.d/networks.sh

(limited to 'spamassassin')

diff --git a/spamassassin/tweak.d/networks.sh b/spamassassin/tweak.d/networks.sh
new file mode 100755
index 0000000..25ac109
--- /dev/null
+++ b/spamassassin/tweak.d/networks.sh
@@ -0,0 +1,60 @@
+#!/bin/sh
+#
+# Tweak SpamAssassin settings internal_networks trusted_networks
+
+set -e
+
+exit1() {
+	response="${1:+Error: }${1:-Internal error!}"
+	echo "$response" >&2
+	exit 1
+}
+
+firstitem() {
+	file="$1"
+
+	cat "$file" | grep -v '^#' | sed 's/#.*//' | head -n 1
+}
+
+items() {
+	file="$1"
+
+	cat "$file" | grep -v '^#' | sed 's/#.*//'
+}
+
+items_singleline() {
+	perl -0777 -ne 'print join " ",m/^\s*([^#\s]+)/gm' "$1"
+}
+
+addoroverwritewithindents() {
+	set -e
+	file="$1"
+	export token="$2"
+	# provide replacement as STDIN
+	perl -0777 -pi \
+		-E 'BEGIN{ $s=<STDIN>; chomp $s }'\
+		-E 's/$ENV{"token"}.*(?:\n\h.*)+\n/$s/m and $seen=1;'\
+		-E 'END{ unless ($seen) { print $s } }'\
+		"$file"
+}
+
+REDPILL=$(firstitem "/etc/local-ORG/redpill")
+redpilldir="/etc/local-$REDPILL/"
+REALMS="$(items "$redpilldir/realms")"
+REALM="$(cat /etc/local-ORG/realm || dnsdomainname | tr '[a-z]' '[A-Z]')"
+for realm in $REALMS; do
+	realmdir="$redpilldir/$realm"
+	[ -d "$realmdir" ] || continue
+	mailnets=$(items_singleline "$realmdir/mailnetworks") #'
+	if [ "$REALM" = "$realm" ]; then
+		ournets="${ournets:+$ournets }$mailnets"
+		[ ! -f "$realmdir/localnetworks" ] || ournets="${ournets:+$ournets }$(items "$realmdir/localnetworks")"
+		ournets="${ournets:+$ournets }127.0.0.1"
+	else
+		redpillnets="${redpillnets:+$redpillnets }$mailnets"
+	fi
+done
+
+echo "FIXME: Add these to /etc/spamassassin/local.cf:"
+echo "internal_networks $ournets"
+echo "trusted_networks $redpillnets"
-- 
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