Archipelago

#!/bin/bash

#

# Do some basic stress-testing on xseg

source ../tools/helpers.sh

parse_config

[ -e $1 ] && usage "[nr_times]"

PORTS_AVAIL=$(($PORTS / 2 - 1))

for i in `seq 1 $1`

do 

	# call some function to do work

done

#!/bin/bash

#

# Setup all the components needed to test xseg

function usage {

	echo "`basename $0` $1"

	exit 1

}

function pretty_print {

	echo "======================="

	echo "$1"

	echo "======================="

}

function parse_config {

	[ -e .xsegrc ] && source .xsegrc

	[ -e "${XSEG_HOME}"] || XSEG_HOME="/root/archip/xseg/"

	[ -e "${MODULES_DIR}"] || MODULES_DIR="${XSEG_HOME}/sys/"

	[ -e "${SPEC}" ] || SPEC="xsegdev:xsegbd:128:8192:64:1024:12"

	[ -e "${REQS}" ] || REQS=128

	[ -e "${PORTS}" ] || PORTS=128

	[ -e "${CHRDEV_NAME}" ] || CHARDEV_NAME="/dev/xsegdev"

	[ -e "${CHRDEV_MAJOR}" ] || CHARDEV_MAJOR=60

}

function unload_module {

	rmmod "$1"

}

function unload_all {

	unload_module "xsegbd"

	unload_module "xsegdev"

	rm "${CHARDEV_NAME}"

	unload_module "xseg"

}

function load_module {

	(lsmod | grep "$1" > /dev/null) || insmod "${MODULES_DIR}/$1.ko" "$2" || exit 1

}

function mk_chardev {

	ls "${CHRDEV_NAME}" &> /dev/null || \

	mknod "${CHRDEV_NAME}" c "${CHRDEV_MAJOR}" 0 || exit 1

}

function load_all {

	load_module "xseg"

	load_module "xsegdev"

	mk_chardev

	load_module "xsegbd" "spec=$SPEC"

}

# spawn_blcokd - Spawn a block instance

#

# @param $1		target/volume name

# @param $2		xseg port

function spawn_blockd {

	"${XSEG_HOME}/peers/blockd" "$1" -p "$2" -g "$SPEC"

}

# map_volume - Map a volume to an xsegbd device

#

# @param $1		target/volume name

# @param $2		(blockd) xseg port

function map_volume {

	echo "$1 $(($2 + PORTS/2)):$2:${REQS}" > /sys/bus/xsegbd/add

}

# unmap_device - Unmap an xsegbd device/volume

#

# @param $1		xsegbd device id

function unmap_device {

	echo "$1" > /sys/bus/xsegbd/remove

}

xseg_setup.sh

#!/bin/bash

#

# Setup/clean all the components needed to test xseg

# (behaviour determined by script name)

source helpers.sh

[ -e $1 ] || usage

parse_config

if [ `basename "$0"` == "xseg_setup.sh" ]

then

	load_all

elif [ `basename "$0"` == "xseg_cleanup.sh" ]

then

	unload_all

fi

exit 0