load "gfarm_v2::get_hostids"

#
# Usage: import_config_gfarm_params HOSTID
#
#        HOSTID             host-ID of gfmd (gfmd1, gfmd2, ...)
#
# The function imports result of 'gfservice get-config-gfarm-param HOSTID'
# as shell variables with the "<HOSTID>_" prefix (e.g. 'gfmd1_PORT' variable
# for 'PORT' parameter).  If an error occurs, it returns 1.  Otherwise, it
# returns 0.
#
import_config_gfarm_params()
{
	[ "X`eval echo \\$$1_BACKEND_HOSTNAME`" != X ] && return 0

	TMP_FILE="$TMP_FILE_DIR/import_config_gfarm_params_$1"
	rm -f $TMP_FILE

	$GFSERVICE get-config-gfarm-param $1 > $TMP_FILE
	if [ $? -ne 0 ]; then
		rm -f $TMP_FILE
		return 1
	fi

	while read I; do
		eval "$1_${I}"
		log_debug "$1_${I}"
	done < $TMP_FILE

	rm -f $TMP_FILE
	return 0
}

#
# Usage: import_config_gfarm_params_all
#
# The function executes import_config_gfarm_params() for every gfmd servers.
# If an error occurs on a import_config_gfarm_params() call, it returns 1.
# Otherwise, it returns 0.
#
import_config_gfarm_params_all()
{
	for J in @ `get_gfmd_hostids`; do
		[ "X$J" = X@ ] && continue
		import_config_gfarm_params $J || return 1
	done

	return 0
}
