From 06569a5bcde33af81eb4502726e41afee68c99bc Mon Sep 17 00:00:00 2001
From: haxwithaxe <spam@haxwithaxe.net>
Date: Mon, 14 Mar 2022 18:02:41 -0400
Subject: [PATCH] Handles docker service names with ports.

Signed-off-by: haxwithaxe <spam@haxwithaxe.net>
---
 start.sh | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/start.sh b/start.sh
index 3304461..f67fbf7 100755
--- a/start.sh
+++ b/start.sh
@@ -129,10 +129,13 @@ if [ -n "${PIHOLE_DNS_}" ]; then
           ((valid_entries=valid_entries+1))
           continue
         fi
-        if [ -n "$(dig +short $i)" ]; then
+        if [ -n "$(dig +short ${i//#*/})" ]; then
           # If the "address" is a domain (for example a docker link) then try to resolve it and add 
           # the result as a DNS server in setupVars.conf.
-          resolved_ip="$(dig +short $i | head -n 1)"
+          resolved_ip="$(dig +short ${i//#*/} | head -n 1)"
+          if [ -n "${i//*#/}" ]; then
+            resolved_ip="${resolved_ip}#${i//*#/}"
+          fi
           echo "Resolved ${i} from PIHOLE_DNS_ as: ${resolved_ip}"
           if valid_ip "$resolved_ip" || valid_ip6 "$resolved_ip" ; then
             change_setting "PIHOLE_DNS_$count" "$resolved_ip"