feat(plugin): use template for postgresql config, improve lineinfile

Add Ansible managed comments to lineinfile, update regexp

tasks/plugins_postgresql.yml

@@ -3,8 +3,10 @@
 - name: plugins_postgresql | Enable local peer access for root user
   ansible.builtin.lineinfile:
     path: "{{ bareos_fd_plugin_psql_config_hba }}"
-    line: "local   all  root  peer"
-    regexp: '^local\\s+all\\s+root\\s+peer$'  # match for any amount of spaces
+    line: >-
+      local all root peer  # Ansible managed:
+      Do NOT remove line manually! Managed by bareos_fd role
+    regexp: '^local\s+all\s+root\s+peer'  # match for any amount of spaces
     state: present
     backup: true
   notify: Reload postgresql
@@ -17,16 +19,32 @@
     mode: "0751"
     path: "{{ bareos_fd_plugin_psql_wal_archive }}"
 
-- name: plugins_postgresql | Enable archive mode in config
-  ansible.builtin.blockinfile:
+- name: plugins_postgresql | Make sure postgres conf.d dir is present
+  ansible.builtin.file:
+    state: directory
+    owner: postgres
+    group: postgres
+    mode: "0755"
+    path: "{{ bareos_fd_plugin_psql_root_dir }}/conf.d"
+
+- name: plugins_postgresql | Include conf.d dir in postgresql.conf
+  ansible.builtin.lineinfile:
     path: "{{ bareos_fd_plugin_psql_config }}"
-    block: |
-      archive_mode = on
-      archive_command = 'test ! -f {{ bareos_fd_plugin_psql_wal_archive }}/%f && cp %p {{ bareos_fd_plugin_psql_wal_archive }}/%f'
+    line: >-
+      include_dir = 'conf.d'    # Ansible managed:
+      Do NOT remove line manually! Managed by bareos_fd role
+    regexp: '^#?(\s+)?include_dir'  # match also commented line
     state: present
     backup: true
   notify: Reload postgresql
 
+- name: plugins_postgresql | Deploy config for wal archive mode
+  ansible.builtin.template:
+    src: "templates/plugin_postgresql_bareos_wal_archive.conf.j2"
+    dest: "{{ bareos_fd_plugin_psql_root_dir }}/conf.d/bareos_postgresql_wal_archive.conf"
+    backup: true
+  notify: Reload postgresql
+
 - name: plugins_postgresql | Create plugin_defaults file
   ansible.builtin.template:
     src: "templates/plugin_postgresql_defaults.ini.j2"

templates/plugin_postgresql_bareos_wal_archive.conf.j2

@@ -0,0 +1,3 @@
+{{ ansible_managed | comment }}
+archive_mode = on
+archive_command = 'test ! -f {{ bareos_fd_plugin_psql_wal_archive | default("") }}/%f && cp %p {{ bareos_fd_plugin_psql_wal_archive | default("") }}/%f'