support enable/disable backups

defaults/main.yaml

@@ -2,7 +2,7 @@ wal_g_version: "3.0.0"
 wal_g_install_repo: true
 
 wal_g_pg: false
-wal_g_pg_binary_name: "wal-g-pg"
+wal_g_pg_binary: "/usr/bin/wal-g-pg"
 wal_g_pg_user: "postgres"
 wal_g_pg_database: "postgres"
 wal_g_restore: false
@@ -15,10 +15,12 @@ wal_g_pg_backup_group: "postgres"
 wal_g_pg_major_version: "15"
 
 wal_g_backup_enable: true
-wal_g_backup_schedule: ""
+wal_g_backup_schedule: "*-*-* 00:00:00"
-wal_g_backup_retention_schedule: ""
+wal_g_backup_permanent_enable: false
+wal_g_backup_permanent_schedule: "*-*-* 05:00:00"
+wal_g_backup_retention_enable: false
+wal_g_backup_retention_schedule: "*-*-* 10:00:00"
 wal_g_backup_retention_number: 7
-wal_g_backup_permanent_schedule: ""
 
 # If backuping through proxy
 #wal_g_http_proxy: ''

meta/main.yaml

@@ -1,7 +1,7 @@
 ---
 galaxy_info:
-  description: WAL-G role for PostgreSQL
+  description: WAL-G backup util
   galaxy_tags:
-  - wal-g-pg
+  - wal-g
 
 dependencies: []

tasks/backup_job.yaml

@@ -19,4 +19,4 @@
     enabled: no
     masked: no
     daemon_reload: yes
-  when: not backup_service.changed
+  when: backup_service.changed

tasks/backup_job_timer.yaml

@@ -10,6 +10,5 @@
     name: backup.timer
     enabled: "{{ 'yes' if wal_g_backup_enable else 'no' }}"
     masked: no
-    state: started
+    state: "{{ 'started' if wal_g_backup_enable else 'stopped' }}"
     daemon_reload: yes
-  when: not backup_timer.changed

tasks/backup_permanent_job.yaml

@@ -19,4 +19,4 @@
     enabled: no
     masked: no
     daemon_reload: yes
-  when: not backup_permanent_service.changed
+  when: backup_permanent_service.changed

tasks/backup_permanent_job_timer.yaml

@@ -8,8 +8,7 @@
 - name: Enable and start systemd backup permanent timer
   systemd:
     name: backup-permanent.timer
-    enabled: "{{ 'yes' if wal_g_backup_enable else 'no' }}"
+    enabled: "{{ 'yes' if wal_g_backup_permanent_enable else 'no' }}"
     masked: no
-    state: started
+    state: "{{ 'started' if wal_g_backup_permanent_enable else 'stopped' }}"
     daemon_reload: yes
-  when: not backup_permanent_timer.changed

tasks/backup_retention_job.yaml

@@ -19,5 +19,4 @@
     enabled: no
     masked: no
     daemon_reload: yes
-  when: not backup_retention_service.changed
+  when: backup_retention_service.changed
-

tasks/backup_retention_job_timer.yaml

@@ -8,8 +8,7 @@
 - name: Enable and start systemd backup retention timer
   systemd:
     name: backup-retention.timer
-    enabled: "{{ 'yes' if wal_g_backup_enable else 'no' }}"
+    enabled: "{{ 'yes' if wal_g_backup_retention_enable else 'no' }}"
     masked: no
-    state: started
+    state: "{{ 'started' if wal_g_backup_retention_enable else 'stopped' }}"
     daemon_reload: yes
-  when: not backup_retention_timer.changed

tasks/main.yml

@@ -17,40 +17,22 @@
 
 - name: "Include install WAL-G {{ wal_g_version }} for PostgreSQL"
   include_tasks: pg.yaml
-  when: wal_g_pg
 
 - name: "Include backup job with WAL-G {{ wal_g_version }} for PostgreSQL"
   include_tasks: backup_job.yaml
-  when:
-    - wal_g_pg
 
 - name: "Include backup job timer with WAL-G {{ wal_g_version }} for PostgreSQL"
   include_tasks: backup_job_timer.yaml
-  when:
-    - wal_g_pg
-    - wal_g_backup_schedule is defined
-    - wal_g_backup_schedule | length > 0
-
-- name: "Include backup retention job with WAL-G {{ wal_g_version }} for PostgreSQL"
-  include_tasks: backup_retention_job.yaml
-  when:
-    - wal_g_pg
-
-- name: "Include backup retention job timer with WAL-G {{ wal_g_version }} for PostgreSQL"
-  include_tasks: backup_retention_job_timer.yaml
-  when:
-    - wal_g_pg
-    - wal_g_backup_retention_schedule is defined
-    - wal_g_backup_retention_schedule | length > 0
 
 - name: "Include permanent backup job with WAL-G {{ wal_g_version }} for PostgreSQL"
   include_tasks: backup_permanent_job.yaml
-  when:
-    - wal_g_pg
 
 - name: "Include permanent backup job timer with WAL-G {{ wal_g_version }} for PostgreSQL"
   include_tasks: backup_permanent_job_timer.yaml
-  when:
+
-    - wal_g_pg
+- name: "Include backup retention job with WAL-G {{ wal_g_version }} for PostgreSQL"
-    - wal_g_backup_permanent_schedule is defined
+  include_tasks: backup_retention_job.yaml
-    - wal_g_backup_permanent_schedule | length > 0
+
+- name: "Include backup retention job timer with WAL-G {{ wal_g_version }} for PostgreSQL"
+  include_tasks: backup_retention_job_timer.yaml
+

templates/backup-permanent.sh.j2

@@ -5,7 +5,7 @@ role=$(curl -k -s http://127.0.0.1:8008 || curl -k -s https://127.0.0.1:8008 | j
 
 
 if [ "${role}" == "\"master\"" ] || [ "${role}" == "" ]; then
-  {% if wal_g_http_proxy is defined %}http_proxy={{ wal_g_http_proxy }} {% else %}{% endif %}{% if wal_g_https_proxy is defined %}https_proxy={{ wal_g_https_proxy }} {% elif wal_g_http_proxy is defined %}https_proxy={{ wal_g_http_proxy }}{% else %}{% endif %} {{ wal_g_pg_binary_name }} --config {{ wal_g_pg_home_dir }}/{{ wal_g_config_name }} backup-push {{ wal_g_pg_data_dir }} --full --permanent 2>&1 | tee -a /var/log/postgresql/backup-permanent.log
+  {% if wal_g_http_proxy is defined %}http_proxy={{ wal_g_http_proxy }} {% else %}{% endif %}{% if wal_g_https_proxy is defined %}https_proxy={{ wal_g_https_proxy }} {% elif wal_g_http_proxy is defined %}https_proxy={{ wal_g_http_proxy }}{% else %}{% endif %} {{ wal_g_pg_binary }} --config {{ wal_g_pg_home_dir }}/{{ wal_g_config_name }} backup-push {{ wal_g_pg_data_dir }} --full --permanent 2>&1 | tee -a /var/log/postgresql/backup-permanent.log
 else
   echo ""
 fi

templates/backup-retention.sh.j2

@@ -4,7 +4,7 @@ flock -x 200
 role=$(curl -k -s http://127.0.0.1:8008 || curl -k -s https://127.0.0.1:8008 | jq '.role')
 
 if [ "${role}" == "\"master\"" ] || [ "${role}" == "" ]; then
-  {% if wal_g_http_proxy is defined %}http_proxy={{ wal_g_http_proxy }} {% else %}{% endif %}{% if wal_g_https_proxy is defined %}https_proxy={{ wal_g_https_proxy }} {% elif wal_g_http_proxy is defined %}https_proxy={{ wal_g_http_proxy }}{% else %}{% endif %} {{ wal_g_pg_binary_name }} --config {{ wal_g_pg_home_dir }}/{{ wal_g_config_name }} delete retain {{ wal_g_backup_retention_number }} --confirm --use-sentinel-time 2>&1 | tee -a /var/log/postgresql/backup-retention.log
+  {% if wal_g_http_proxy is defined %}http_proxy={{ wal_g_http_proxy }} {% else %}{% endif %}{% if wal_g_https_proxy is defined %}https_proxy={{ wal_g_https_proxy }} {% elif wal_g_http_proxy is defined %}https_proxy={{ wal_g_http_proxy }}{% else %}{% endif %} {{ wal_g_pg_binary }} --config {{ wal_g_pg_home_dir }}/{{ wal_g_config_name }} delete retain {{ wal_g_backup_retention_number }} --confirm --use-sentinel-time 2>&1 | tee -a /var/log/postgresql/backup-retention.log
 else
   echo ""
 fi

templates/backup.sh.j2

@@ -4,7 +4,7 @@ flock -x 200
 role=$(curl -k -s http://127.0.0.1:8008 || curl -k -s https://127.0.0.1:8008 | jq '.role')
 
 if [ "${role}" == "\"master\"" ] || [ "${role}" == "" ]; then
-  {% if wal_g_http_proxy is defined %}http_proxy={{ wal_g_http_proxy }} {% else %}{% endif %}{% if wal_g_https_proxy is defined %}https_proxy={{ wal_g_https_proxy }} {% elif wal_g_http_proxy is defined %}https_proxy={{ wal_g_http_proxy }}{% else %}{% endif %} {{ wal_g_pg_binary_name }} --config {{ wal_g_pg_home_dir }}/{{ wal_g_config_name }} backup-push {{ wal_g_pg_data_dir }} --full 2>&1 | tee -a /var/log/postgresql/backup.log
+  {% if wal_g_http_proxy is defined %}http_proxy={{ wal_g_http_proxy }} {% else %}{% endif %}{% if wal_g_https_proxy is defined %}https_proxy={{ wal_g_https_proxy }} {% elif wal_g_http_proxy is defined %}https_proxy={{ wal_g_http_proxy }}{% else %}{% endif %} {{ wal_g_pg_binary }} --config {{ wal_g_pg_home_dir }}/{{ wal_g_config_name }} backup-push {{ wal_g_pg_data_dir }} --full 2>&1 | tee -a /var/log/postgresql/backup.log
 else
   echo ""
 fi