backup creates a folder for backups if necessary

server/backup.sh

@@ -5,6 +5,7 @@ BACKUP_DIR="/tmp/backup/"
 rm -f $BACKUP_FILE
 rm -rdf $BACKUP_DIR
 mkdir -p $BACKUP_DIR/tmp
+mkdir -p "${BACKUP_FILE%/*}"
 
 CATALINA_HOME="/var/lib/tomcat7"
 cp $CATALINA_HOME/webapps/*.war "$BACKUP_DIR/tmp" 2>/dev/null