Add directory creation to backup script

roles/base/templates/etc/cron.daily/pvc-backup.j2

@@ -5,14 +5,20 @@
 
 set -o errexit
 
-BACKUP_DIR="/srv/backups/"
+BACKUP_DIR="/srv/backups"
 DATE="$( date +%Y%m%d )"
 HOSTNAME="$( hostname -s )"
 
+if [[ ! -d ${BACKUP_DIR} ]]; then
+    mkdir -p ${BACKUP_DIR}
+fi
+
+pushd ${BACKUP_DIR} &>/dev/null
+
 ZK_BACKUP_FILENAME_BASE="pvc-zookeeper-backup"
 ZK_BACKUP_FILENAME="${BACKUP_DIR}/${ZK_BACKUP_FILENAME_BASE}.${DATE}.json.xz"
 
-pvc -c local task backup | nice xz > ${ZK_BACKUP_FILENAME}
+pvc -q -c local task backup | nice xz > ${ZK_BACKUP_FILENAME}
 find ${BACKUP_DIR} -type f -name "${ZK_BACKUP_FILENAME_BASE}*" -mtime +7 -exec rm {} \;
 
 DB_BACKUP_FILENAME_BASE="pvc-postgresql-backup"
@@ -20,3 +26,5 @@ DB_BACKUP_FILENAME="${BACKUP_DIR}/${DB_BACKUP_FILENAME_BASE}.${DATE}.sql.xz"
 
 su postgres -c "pg_dumpall" | nice xz > ${DB_BACKUP_FILENAME}
 find ${BACKUP_DIR} -type f -name "${DB_BACKUP_FILENAME_BASE}*" -mtime +7 -exec rm {} \;
+
+popd &>/dev/null