Make nameserver scalable

Author: markushuber

docker-compose.yml

@@ -5,8 +5,6 @@ services:
     depends_on:
       - nameserver
     restart: "always"
-    environment:
-      - DNSCONTAINER=updns_nameserver_1
     labels:
       - "traefik.frontend.entryPoints=https"
       - "traefik.domain=usableprivacy.net"

doh/run.sh

@@ -1,5 +1,4 @@
 #!/bin/sh
 
-echo "using DNS server: $DNSCONTAINER"
-dns_ip=$(getent hosts $DNSCONTAINER | awk '{ print $1 }')
-dnsdist $dns_ip:5300 --supervised
+dns_ips=$(getent hosts nameserver | awk 'BEGIN{ORS=":5300 ";}{print $1}')
+dnsdist --supervised $dns_ips