maint: reduce chatops containers to one

Deploy only one container of the chatops image onto the host. Having
there is a very low volume of traffic and it is complicated

Author: khalford

chatops_deployment/ansible/roles/chatops/tasks/main.yml

@@ -50,17 +50,11 @@
     state: started
     restart: true
     ports:
-      - "{{ item }}:3000"
+      - "3030:3000"
     volumes:
       - /etc/chatops/config.yml:/usr/src/app/config.yml
       - /etc/chatops/secrets.yml:/usr/src/app/secrets.yml
     restart_policy: "always"
-  loop:
-    - 3030
-    - 3031
-    - 3032
-  loop_control:
-    index_var: count
 
 - name: Copy filebeat external config
   become: true

chatops_deployment/ansible/roles/haproxy/templates/haproxy.cfg.j2

@@ -70,9 +70,7 @@ backend ALERTMANAGER
 server alertmanager localhost:9093 check ssl verify required ca-file /etc/haproxy/ssl/alertmanager.crt
 
 backend CHATOPS
-server chatops_0 localhost:3030 check
-server chatops_1 localhost:3031 check
-server chatops_2 localhost:3032 check backup
+server chatops localhost:3030 check
 
 backend KIBANA
 server kibana localhost:5601 check ssl verify required ca-file /etc/haproxy/ssl/kibana.crt