#!/bin/bash

BASE_BACKUP_DIR=/var/lib/pgsql/base_backup
WAL_ARCHIVES_LOG_DIR=/var/lib/postgresql/9.5/archive_log
WAL_LATEST_BACKUP=

# The base backup dir needs to be empty

rm -f $BASE_BACKUP_DIR/*
pg_basebackup -F t -z -D /var/lib/pgsql/base_backup

cd $WAL_ARCHIVES_LOG_DIR
WAL_LATEST_BACKUP=$( /bin/ls -1 *.backup | sort | tail -1 )
pg_archivecleanup $WAL_ARCHIVES_LOG_DIR $WAL_LATEST_BACKUP

exit $?