route-update.sh: skip DNS resolution for pure IP lists

router/route-update.sh

@@ -144,13 +144,32 @@ process_v4()
         log "[$gw] Changes detected, resolving..."
 
         # Fetch lists and run DNS resolution
+        # Split: pure IP files (no letters except comments) go through cat,
+        # domain files go through cat_expanded + get_ipv4_list_bulk
         resolved_new="$STATE_DIR/$state/resolved.new"
+        ip_lists=""
+        domain_lists=""
+        for f in $lists ; do
+            if grep -v '^#' "$f" | grep -q '[a-zA-Z]' ; then
+                domain_lists="$domain_lists $f"
+            else
+                ip_lists="$ip_lists $f"
+            fi
+        done
+
         {
-            for f in $lists ; do
-                cat_expanded "$f"
+            # Pure IP lists — pass through directly
+            for f in $ip_lists ; do
+                grep -v '^#' "$f" | grep -v '^$'
             done
-        } | grep -v '^#' | grep -v '^$' | get_ipv4_list_bulk | \
-            grep -v '^#' | grep -v '^$' | sort -u > "$resolved_new"
+            # Domain lists — expand ranges and resolve
+            if [ -n "$domain_lists" ] ; then
+                for f in $domain_lists ; do
+                    cat_expanded "$f"
+                done | grep -v '^#' | grep -v '^$' | get_ipv4_list_bulk | \
+                    grep -v '^#' | grep -v '^$'
+            fi
+        } | sort -u > "$resolved_new"
 
         # Check if resolved IPs actually changed
         if [ -z "$FORCE" ] && [ -f "$STATE_DIR/$state/resolved" ] ; then
@@ -246,12 +265,27 @@ process_v6()
         log "[$dirname] (v6) Changes detected, resolving..."
 
         resolved_new="$STATE_DIR/$state/resolved.new"
+        ip_lists=""
+        domain_lists=""
+        for f in $lists ; do
+            if grep -v '^#' "$f" | grep -q '[a-zA-Z]' ; then
+                domain_lists="$domain_lists $f"
+            else
+                ip_lists="$ip_lists $f"
+            fi
+        done
+
         {
-            for f in $lists ; do
-                cat_expanded "$f"
+            for f in $ip_lists ; do
+                grep -v '^#' "$f" | grep -v '^$'
             done
-        } | grep -v '^#' | grep -v '^$' | get_ipv6_list_bulk | \
-            grep -v '^#' | grep -v '^$' | sort -u > "$resolved_new"
+            if [ -n "$domain_lists" ] ; then
+                for f in $domain_lists ; do
+                    cat_expanded "$f"
+                done | grep -v '^#' | grep -v '^$' | get_ipv6_list_bulk | \
+                    grep -v '^#' | grep -v '^$'
+            fi
+        } | sort -u > "$resolved_new"
 
         if [ -z "$FORCE" ] && [ -f "$STATE_DIR/$state/resolved" ] ; then
             if diff -q "$STATE_DIR/$state/resolved" "$resolved_new" >/dev/null 2>&1 ; then