external IP detection fix

ipsec/env.sh

@@ -44,7 +44,7 @@ LOCALMASK="/24"
 
 LOCALIPMASK="$LOCALIP$LOCALMASK"
 
-IP=$(ip addr | grep 'inet' | grep -v inet6 | grep -vE '127\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
+IP=$(ip addr | grep 'inet' | grep -v inet6 | grep -vE '(127|10|100|172|192)\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
 if [[ "$IP" = "" ]]; then
 	IP=$(wget -4qO- "http://whatismyip.akamai.com/")
 fi

openvpn/env.sh

@@ -42,7 +42,7 @@ LOCALMASK="/24"
 
 LOCALIPMASK="$LOCALIP$LOCALMASK"
 
-IP=$(ip addr | grep 'inet' | grep -v inet6 | grep -vE '127\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
+IP=$(ip addr | grep 'inet' | grep -v inet6 | grep -vE '(127|10|100|172|192)\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
 if [[ "$IP" = "" ]]; then
 	IP=$(wget -4qO- "http://whatismyip.akamai.com/")
 fi

pptp/env.sh

@@ -37,7 +37,7 @@ LOCALMASK="/24"
 
 LOCALIPMASK="$LOCALIP$LOCALMASK"
 
-IP=$(ip addr | grep 'inet' | grep -v inet6 | grep -vE '127\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
+IP=$(ip addr | grep 'inet' | grep -v inet6 | grep -vE '(127|10|100|172|192)\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
 if [[ "$IP" = "" ]]; then
 	IP=$(wget -4qO- "http://whatismyip.akamai.com/")
 fi