Fix and set useful backup extension for postgresql.conf file

Author: vutny

pillar.example

@@ -14,6 +14,16 @@ postgres:
     - postgresql-contrib
     - postgresql-plpython
 
+  # This section will append your configuration to postgresql.conf.
+  postgresconf: |
+    listen_addresses = 'localhost,*'
+
+  # Backup extension for postgresql.conf file, defaults to `.bak`.
+  # Set to False to stop creation of backup on postgresql.conf changes.
+  {%- if 'status.time' in salt.keys() %}
+  postgresconf_backup: ".backup@{{ salt['status.time']('%y-%m-%d_%H:%M:%S') }}"
+  {%- endif %}
+
   # Path to the `pg_hba.conf` file Jinja template on Salt Fileserver
   pg_hba.conf: salt://postgres/templates/pg_hba.conf.j2
 
@@ -87,11 +97,13 @@ postgres:
     absentUser:
       ensure: absent
 
+  # tablespaces to be created
   tablespaces:
     my_space:
       directory: /srv/my_tablespace
       owner: localUser
 
+  # databases to be created
   databases:
     db1:
       owner: 'localUser'
@@ -118,11 +130,4 @@ postgres:
       maintenance_db: db1
     #postgis: {}
 
-  # Backup extension defaults to .bak if postgresconf_backup is True.
-  # Set to False to stop creation of backup on postgresql.conf changes.
-  postgresconf_backup: True
-  # This section will append your configuration to postgresql.conf.
-  postgresconf: |
-    listen_addresses = 'localhost,*'
-
-# vim: ft=yaml:sw=2
+# vim: ft=yaml ts=2 sts=2 sw=2 et

postgres/defaults.yaml

@@ -11,7 +11,22 @@ postgres:
   python: python-psycopg2
   user: postgres
   group: postgres
+
+  # if prepare_cluster is over-ridden in any of:
+  # - osmap.yaml
+  # - oscodenamemap.yaml
+  # - osfingermap.yaml
+  # you will have to specify a complete dictionary.
+  prepare_cluster:
+    user: root
+    command: service postgresql initdb
+    test: test -f /var/lib/pgsql/data/PG_VERSION
+    env: {}
+
   conf_dir: /var/lib/pgsql/data
+  postgresconf: ""
+  postgresconf_backup: '.bak'
+
   pg_hba.conf: salt://postgres/templates/pg_hba.conf.j2
   acls:
     # "local" is for Unix domain socket connections only
@@ -20,22 +35,11 @@ postgres:
     - ['host', 'all', 'all', '127.0.0.1/32', 'md5']
     # IPv6 local connections:
     - ['host', 'all', 'all', '::1/128', 'md5']
+
   service: postgresql
+
   users: {}
   tablespaces: {}
   databases: {}
   schemas: {}
   extensions: {}
-  postgresconf_backup: True
-  postgresconf: ""
-
-  # if prepare_cluster is over-ridden in any of:
-  # - osmap.yaml
-  # - oscodenamemap.yaml
-  # - osfingermap.yaml
-  # you will have to specify a complete dictionary.
-  prepare_cluster:
-    user: root
-    command: service postgresql initdb
-    test: test -f /var/lib/pgsql/data/PG_VERSION
-    env: {}