+ # ... merge with Postfix ranges
+ if [ -x /usr/sbin/postconf ]; then
+ for i in $(postconf -h mynetworks | sed -e 's/,/ /g'); do
+ if ! echo "$trusted_networks" | grep -q "$i"; then
+ trusted_networks="$trusted_networks $i"
+ fi
+ done
+ fi
+ # ... strip 127/8 range
+ for i in $trusted_networks; do
+ if ! echo "$i" | egrep -q \
+ "127.0.0.0/8|\[::1\]/128|\[::ffff:127.0.0.0\]/104"; then
+ trusted_networks_clean="$trusted_networks_clean $i"
+ fi
+ done
+ # ... strip left and right blanks from final string
+ trusted_networks_clean=$(echo "$trusted_networks_clean" \
+ | sed 's/^[ \t]*//;s/[ \t]*$//')
+ # ... and replace if non-zero
+ if [ ! -z "$trusted_networks_clean" ]; then
+ trusted_networks=$trusted_networks_clean
+ fi