add consul service definition

Signed-off-by: Jakub Sokołowski <jakub@status.im>

defaults/main.yml

@@ -35,6 +35,9 @@ postgres_ha_databases: []
 #    user: 'dbuser'
 #    pass: 'dbpass'
 
+# Consul
+postgres_ha_consul_service: 'postgres'
+
 # general container management
 compose_recreate: 'smart'
 compose_state: 'present'

tasks/consul.yml

@@ -0,0 +1,15 @@
+---
+- name: Create Consul service definition
+  include_role: name=consul-service
+  vars:
+    consul_config_name: '{{ postgres_ha_service_name }}'
+    consul_services:
+      - id:   '{{ postgres_ha_service_name }}'
+        name: '{{ postgres_ha_consul_service }}'
+        tags: ['postgres', 'database']
+        port: '{{ postgres_ha_cont_port }}'
+        checks:
+          - id:   '{{ postgres_ha_service_name }}-status'
+            name: 'PostgreSQL DB Healthcheck'
+            type: 'tcp'
+            tcp:  'localhost:{{ postgres_ha_cont_port }}'

tasks/main.yml

@@ -20,3 +20,5 @@
   with_items: '{{ postgres_ha_databases }}'
   loop_control:
     loop_var: db
+
+- import_tasks: consul.yml