Remove duplication of IP addresses and fix display style

Author: igorpecovnik

packages/bsp/common/etc/update-motd.d/10-armbian-header

@@ -108,6 +108,7 @@ KERNELID=$(uname -r)
 ip_address=$(get_ip_addresses &)
 wan_ip_address=$(get_wan_address &)
 wan_ip6_address=$(get_wan6_address &)
+
 # Get access point info
 if systemctl is-active --quiet service hostapd && [[ -f /etc/hostapd/hostapd.conf ]]; then
 	. /etc/hostapd/hostapd.conf
@@ -185,19 +186,31 @@ fi
 
 # Display IP addresses
 IFS='|' read -r ipv4s ipv6s <<< "${ip_address}"
-if [[ -n ${ipv4s} ]]; then
-	all_ip_address=" IPv4 addresses: "
-	all_ip_address+="\x1B[93m(LAN)\x1B[0m \x1B[92m${ipv4s// /, }\x1B[0m "
+# remove WAN IPv4 from the list of all IPv4
+if [[ "${ipv4s}" == *${wan_ip_address}* ]]; then
+        ipv4s=$(echo $ipv4s | sed "s/"${wan_ip_address}"//g" | xargs )
+fi
+if [[ -n ${ipv4s} || -n ${wan_ip_address} ]]; then
+	all_ip_address=" IPv4:        "
+	if [[ -n ${ipv4s} ]]; then
+		all_ip_address+=" \x1B[93m(LAN)\x1B[0m "
+	fi
+	all_ip_address+="\x1B[92m${ipv4s// /, }\x1B[0m "
 	if [[ -n ${wan_ip_address} ]]; then
 		all_ip_address+="\x1B[93m(WAN)\x1B[0m \x1B[95m${wan_ip_address}\x1B[0m "
 	fi
 	echo -e "${all_ip_address}"
 fi
+# remove WAN IPv6 from the list of all IPv6
+if [[ -n "${wan_ip6_address}" && "${ipv6s}" == *${wan_ip6_address}* ]]; then
+	ipv6s=$(echo $ipv6s | sed "s/"${wan_ip6_address}"//g" | xargs )
+fi
+
 if [[ -n ${ipv6s} ]]; then
-	all_ip6_address=" IPv6 addresses: "
-	all_ip6_address+="\x1B[93m(All)\x1B[0m \x1B[96m${ipv6s// /, }\x1B[0m "
+	all_ip6_address=" IPv6:         "
+	all_ip6_address+="\x1B[96m${ipv6s// /, }\x1B[0m "
 	if [[ -n ${wan_ip6_address} ]]; then
-		all_ip6_address+="\x1B[93m(Outgoing WAN)\x1B[0m \x1B[95m${wan_ip6_address}\x1B[0m "
+		all_ip6_address+="\x1B[93m(WAN)\x1B[0m \x1B[95m${wan_ip6_address}\x1B[0m "
 	fi
 	echo -e "${all_ip6_address}"
 fi