postgresql_server: configure cluster

ansible/inventory/group_vars/all/postgresql_server.yml

@@ -0,0 +1,5 @@
+---
+
+postgresql_server__listen_addresses: [ '*' ]
+postgresql_server__allow: [ '10.13.12.0/24' ]
+postgresql_server__pki: true

ansible/inventory/host_vars/db/postgresql_server.yml

@@ -1,5 +1,15 @@
 ---
 
-postgresql_server__listen_addresses: [ '0.0.0.0' ]
-postgresql_server__allow: [ '10.13.12.0/24' ]
-postgresql_server__pki: true
+postgresql_server__cluster_main:
+  name: 'main'
+  port: '5432'
+
+  max_replication_slots: 1
+  max_wal_senders: 2
+  wal_level: 'replica'
+
+postgresql__roles:
+  - name: 'replication'
+    flags:
+      - 'REPLICATION'
+      - 'LOGIN'

ansible/inventory/host_vars/db2/postgresql_server.yml

@@ -0,0 +1,11 @@
+---
+
+postgresql_server__cluster_main:
+  name: 'main'
+  port: '5432'
+
+  max_wal_senders: 2
+  wal_level: 'replica'
+  hot_standby: 'on'
+  standby:
+    conninfo: 'host=db.internal.bij1.net user=replication'

ansible/inventory/hosts

@@ -77,6 +77,9 @@ db2
 db
 db2
 
+[debops_service_postgresql]
+db
+
 [webserver]
 wp
 wp-staging