openconnect: make the host dependency optional

According to David Woodhouse, OpenConnect has no issues reconnecting on any
interface. Make the host dependency optional, as it can cause issues in multiple
WAN scenarios.

Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>

diff --git a/net/openconnect/files/openconnect.sh b/net/openconnect/files/openconnect.sh
index e80cf969e02c41c7021f890c98724901c55e265f..6a7d122750e01e9c9339193a842680074eac7919 100755 (executable)
--- a/net/openconnect/files/openconnect.sh
+++ b/net/openconnect/files/openconnect.sh
@@ -69,11 +69,13 @@ proto_openconnect_setup() {
 
        logger -t openconnect "initializing..."
 
-       logger -t "openconnect" "adding host dependency for $server at $config"
-       for ip in $(resolveip -t 10 "$server"); do
-               logger -t "openconnect" "adding host dependency for $ip at $config"
-               proto_add_host_dependency "$config" "$ip" "$interface"
-       done
+       [ -n "$interface" ] && {
+               logger -t "openconnect" "adding host dependency for $server at $config"
+               for ip in $(resolveip -t 10 "$server"); do
+                       logger -t "openconnect" "adding host dependency for $ip at $config"
+                       proto_add_host_dependency "$config" "$ip" "$interface"
+               done
+       }
 
        [ -n "$port" ] && port=":$port"