Install consul dns forwarding

nomad/setup-cluster.yml

@@ -35,6 +35,18 @@
           telemetry:
             prometheus_retention_time: "2h"
 
+        # DNS forwarding
+        consul_dnsmasq_enable: true
+        consul_dnsmasq_servers:
+          # TODO: use addresses of other nomad nodes?
+          # Maybe this can be [] to get the values from dhcp
+          - 1.1.1.1
+          - 1.0.0.1
+        consul_dnsmasq_bind_interfaces: true
+        consul_dnsmasq_listen_addresses:
+          # Listen only to loopback interface
+          - 127.0.0.1
+
       become: true
 
   tasks:
@@ -44,6 +56,9 @@
         name: consul
       become: true
 
+    # If DNS is broken after dnsmasq, then need to set /etc/resolv.conf to something
+    # pointing to 127.0.0.1 and possibly restart Docker and Nomad
+
     - name: Add values
       block:
         - name: Install python-consul