#!/bin/bash

# Check our arguments
while getopts ":DF:m:p:P:s:u:" opt; do
	case $opt in
		D) DEBUG=1 ;;

		# Filespace to store in TSM
		F) FILESPACE=$OPTARG ;;

		# Optional MYSQL arguments
		m) MYSQL_ARGS=$OPTARG ;;

		# Mysql PASSWORD
		p) DBPASS=$OPTARG ;;

		# PITDATE to restore
		P) PITDATE=$OPTARG ;;

		# Skip DBs
		s) SKIP_DB=$OPTARG ;;

		# Mysql USERNAME
		u) DBUSER=$OPTARG ;;

		# Error Checking
		\?)
			echo "Invalid option: -$OPTARG" >&2
			exit 1
			;;
		:)
			echo "Option -$OPTARG requires an argument." >&2
			exit 1
			;;
	esac
done

# Our defaults
DB=${@:?"You need to specicify a database to restore"}

FILESPACE=${FILESPACE:-"/mysqldump"}

[ -n "$DBPASS" ] && MYSQL_AUTH="-p${DBPASS}"
[ -n "$DBUSER" ] && MYSQL_AUTH="-u${DBUSER} ${MYSQL_AUTH}"

# TSMPIPE ARGUMENTS
[ -n "$PITDATE" ] && TSMPIPE_ARGS="${TSMPIPE_ARGS} -P ${PITDATE}"

OLDIFS=$IFS
IFS=":"

for db in $DB; do
	[ -n "$DEBUG" ] && echo "Processing DB ($db)"

	# Restore from TSM
	tsmpipe -Bxs ${FILESPACE} -f ${db}.FULL ${TSMPIPE_ARGS} | mysql ${MYSQL_AUTH} ${db}
done;

IFS=$OLDIFS