192 lines
3.3 KiB
Plaintext
Executable File
192 lines
3.3 KiB
Plaintext
Executable File
# Copyright (c) 2012 NTT DOCOMO, INC.
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# Copyright 2012 Hewlett-Packard Development Company, L.P.
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#
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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function get_kernel_parameter() {
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local name=$1
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for i in `cat /proc/cmdline`; do
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case "$i" in
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${name}=*)
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echo "${i#${name}=}"
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return 0
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;;
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${name})
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echo ""
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return 0
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;;
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*)
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;;
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esac
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done
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echo ""
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return 1
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}
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function string_contains() {
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local string=$1
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local word=$2
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if [ "$string" != "${string/$word/}" ]; then
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return 0
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else
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return 1
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fi
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}
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function load_modules_by_udev() {
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depmod
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udevadm trigger --action=add
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udevadm settle
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}
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function strip_dev() {
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echo "$1" | sed -e 's:^/dev/::'
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}
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function prepend_dev() {
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case "$1" in
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/dev/*)
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echo "$1"
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;;
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*)
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echo "/dev/$1"
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;;
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esac
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}
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function whole_disk_name() {
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local dev=`prepend_dev "$1"`
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case "$dev" in
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/dev/sd*|/dev/hd*|/dev/vd*)
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echo "$dev" | sed -e 's/[0-9]*$//'
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;;
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/dev/cciss/*)
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echo "$dev" | sed -e 's/p[0-9]*$//'
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;;
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*)
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echo ""
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return 1
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;;
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esac
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}
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function partition_name() {
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local dev=`prepend_dev "$1"`
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local part=$2
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case "$dev" in
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/dev/sd*|/dev/hd*|/dev/vd*)
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echo "${dev}${part}"
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;;
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/dev/cciss/*)
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echo "${dev}p${part}"
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;;
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*)
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echo ""
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return 1
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;;
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esac
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}
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function find_interface() {
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local mac=$1
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eth=`ifconfig -a | grep -i "$mac" | awk {' print $1 '} | head -n 1`
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if [ -n "$eth" ]; then
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echo "$eth"
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return 0
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else
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return 1
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fi
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}
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function set_mac() {
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local dev=$1
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local mac=$2
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ip link set "$dev" address "$mac"
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}
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function swap_ifname() {
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local dev=$1
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local dev2=$2
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if [ "$dev" = "$dev2" ]; then
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return
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fi
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if ip link show "$dev2" >/dev/null; then
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# dev2 exists
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# swap device name
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ip link set "$dev" name "_$dev"
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ip link set "$dev2" name "$dev"
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ip link set "_$dev" name "$dev2"
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else
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ip link set "$dev" name "$dev2"
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fi
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}
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function partition_exists() {
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local dev=$1
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dev=`strip_dev "$dev"`
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if tail -n +3 /proc/partitions | grep "$dev" >/dev/null; then
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return 0
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else
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return 1
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fi
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}
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function find_disk() {
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local disks=$1
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local dev
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# find device
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local OLD_IFS=$IFS
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IFS=,
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for i in $disks; do
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dev=`whole_disk_name "$i"`
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if partition_exists "$dev"; then
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dev=`prepend_dev "$dev"`
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break
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fi
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dev=""
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done
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IFS=$OLD_IFS
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if [ -z "$dev" ]; then
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return 1
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fi
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echo "$dev"
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return 0
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}
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function start_iscsi_target() {
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local iqn=$1
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local dev=$2
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local cli=$3
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# used by tgtd
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mkdir -p /var/run
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tgtd
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tgtadm --lld iscsi --mode target --op new --tid 1 --targetname "$iqn"
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tgtadm --lld iscsi --mode logicalunit --op new --tid 1 --lun 1 --backing-store "$dev"
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tgtadm --lld iscsi --mode target --op bind --tid 1 --initiator-address "$cli"
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}
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function stop_iscsi_target() {
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tgtadm --lld iscsi --mode logicalunit --op delete --tid 1 --lun 1
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tgtadm --lld iscsi --mode target --op delete --tid 1
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killall tgtd
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}
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