add routing and DNS configuration in salt-master

Ensure ens3 is set up and default gateway is set,
also that nameserver is specified.

PROD-18280

Change-Id: Ic9afcd85abf2e5f5704e08dd50acb4cf368fd308
diff --git a/classes/cluster/sl-pike-dvr/infra/config.yml b/classes/cluster/sl-pike-dvr/infra/config.yml
index c400ce8..6e5d423 100644
--- a/classes/cluster/sl-pike-dvr/infra/config.yml
+++ b/classes/cluster/sl-pike-dvr/infra/config.yml
@@ -37,6 +37,7 @@
     salt_master_environment_revision: master
     salt_api_password_hash: "$6$sGnRlxGf$al5jMCetLP.vfI/fTl3Z0N7Za1aeiexL487jAtyRABVfT3NlwZxQGVhO7S1N8OwS/34VHYwZQA8lkXwKMN/GS1"
     reclass_config_master: 192.168.10.90
+    reclass_config_master_gateway: 192.168.10.1
     single_address: 172.16.10.100
     salt_master_host: 127.0.0.1
     salt_master_base_environment: prd
@@ -44,6 +45,13 @@
   linux:
     network:
       interface:
+        ens3:
+          enabled: true
+          type: eth
+          proto: static
+          address: ${_param:reclass_config_master}
+          gateway: ${_param:reclass_config_master_gateway}
+          netmask: 255.255.255.0
         ens4:
           enabled: true
           type: eth