files/backuppc_pg_wal.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+su - postgres -c "/usr/local/sbin/postgresql_wal_backup_and_removal > /var/log/postgresql/wal_removal.log 2>&1"
+

tasks/postgres_pgpool.yml

@@ -117,6 +117,11 @@
 
   - name: Install a script that cleans up the wal log archives
     template: src=postgresql_wal_backup_and_removal.j2 dest=/usr/local/sbin/postgresql_wal_backup_and_removal owner=root group=root mode=0755
+    tags: [ 'postgres', 'postgresql', 'sudo', 'pgpool' ]
+
+  - name: backuppc root script to syncronize backup and wal clean up
+    copy: src=backuppc_pg_wal.sh dest=/usr/local/sbin/backuppc_pg_wal.sh owner=root mode=0744
+    tags: [ 'postgres_backuppc', 'postgres', 'postgresql', 'pgpool' ]
 
 # The script is started by the backup server after the file copy, crontab action must be deleted
   #- name: Install a cron job to cleanup the wal log archives

templates/postgresql_wal_backup_and_removal.j2

@@ -1,5 +1,12 @@
 #!/bin/bash
 
+ISMASTER=`psql -t -c "SELECT pg_is_in_recovery();"`
+if [ $ISMASTER != 'f' ]
+then
+   echo "Not on master, nothing to do."
+   exit 0
+fi
+
 BASE_BACKUP_DIR={{ psql_base_backup_dir }}
 WAL_ARCHIVES_LOG_DIR={{ psql_wal_archiving_log_dir }}
 WAL_LATEST_BACKUP=
@@ -15,3 +22,4 @@ pg_archivecleanup $WAL_ARCHIVES_LOG_DIR $WAL_LATEST_BACKUP
 
 exit $?
 
+