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# Manages an ATA-over-Ethernet (AoE) target utilizing the vblade utility.
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# Copyright (c) 2009 LINBIT HA-Solutions GmbH, Florian Haas
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of version 2 of the GNU General Public License as
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# published by the Free Software Foundation.
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# This program is distributed in the hope that it would be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# Further, this software is distributed without any warranty that it is
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# free of the rightful claim of any third person regarding infringement
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# or the like. Any license provided herein, whether implied or
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# otherwise, applies only to this software file. Patent licenses, if
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# any, provided herein do not apply to combinations of this program with
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# other software, or any other product whatsoever.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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######################################################################
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. ${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs
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OCF_RESKEY_nic_default="eth0"
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OCF_RESKEY_pid_default="${HA_RSCTMP}/AoEtarget-${OCF_RESOURCE_INSTANCE}.pid"
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OCF_RESKEY_binary_default="/usr/sbin/vblade"
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: ${OCF_RESKEY_nic=${OCF_RESKEY_nic_default}}
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: ${OCF_RESKEY_pid=${OCF_RESKEY_pid_default}}
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: ${OCF_RESKEY_binary=${OCF_RESKEY_binary_default}}
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#######################################################################
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
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<resource-agent name="AoEtarget" version="0.1">
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<version>1.0</version>
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This resource agent manages an ATA-over-Ethernet (AoE) target using vblade.
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It exports any block device, or file, as an AoE target using the
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specified Ethernet device, shelf, and slot number.
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<shortdesc lang="en">ATA-over-Ethernet (AoE) target agent</shortdesc>
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<parameter name="device" required="1">
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The local block device (or file) to export as an AoE target.
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<shortdesc lang="en">Device to export</shortdesc>
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<content type="string"/>
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<parameter name="nic" required="1">
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The local Ethernet interface to use for exporting this AoE target.
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<shortdesc lang="en">Ethernet interface</shortdesc>
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<content type="string" default="${OCF_RESKEY_nic_default}"/>
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<parameter name="shelf" required="1">
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The AoE shelf number to use when exporting this target.
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<shortdesc lang="en">AoE shelf number</shortdesc>
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<content type="integer"/>
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<parameter name="slot" required="1">
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The AoE slot number to use when exporting this target.
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<shortdesc lang="en">AoE slot number</shortdesc>
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<content type="integer"/>
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<parameter name="pid" required="0" unique="1">
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The file to record the daemon pid to.
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<shortdesc lang="en">Daemon pid file</shortdesc>
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<content type="string" default="${OCF_RESKEY_pid_default}"/>
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<parameter name="binary" required="0">
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Location of the vblade binary.
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<shortdesc lang="en">vblade binary</shortdesc>
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<content type="string" default="${OCF_RESKEY_binary_default}"/>
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<action name="start" timeout="15"/>
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<action name="stop" timeout="15"/>
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<action name="monitor" timeout="15" interval="10" depth="0" start-delay="0"/>
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<action name="reload" timeout="15"/>
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<action name="meta-data" timeout="5"/>
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<action name="validate-all" timeout="15"/>
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#######################################################################
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usage: $0 {start|stop|status|monitor|validate-all|meta-data}
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Expects to have a fully populated OCF RA-compliant environment set.
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if [ $? = $OCF_SUCCESS ]; then
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ocf_log info "Exporting device ${OCF_RESKEY_device} on ${OCF_RESKEY_nic} as shelf ${OCF_RESKEY_shelf}, slot ${OCF_RESKEY_slot}"
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${OCF_RESKEY_binary} ${OCF_RESKEY_shelf} ${OCF_RESKEY_slot} \
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${OCF_RESKEY_nic} ${OCF_RESKEY_device} 2>&1 &
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if [ $rc -ne 0 ]; then
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return $OCF_ERR_GENERIC
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echo $pid > ${OCF_RESKEY_pid} && return $OCF_SUCCESS
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return $OCF_ERR_GENERIC
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if [ $? -eq $OCF_SUCCESS ]; then
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ocf_log info "Unxporting device ${OCF_RESKEY_device} on ${OCF_RESKEY_nic} as shelf ${OCF_RESKEY_shelf}, slot ${OCF_RESKEY_slot}"
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pid=$(cat ${OCF_RESKEY_pid})
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# loop until we're really stopped, wait for the LRM to time us
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while AoEtarget_monitor; do
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rm -f ${OCF_RESKEY_pid}
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AoEtarget_monitor() {
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ocf_pidfile_status ${OCF_RESKEY_pid} >/dev/null 2>&1
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if [ $rc -eq 2 ]; then
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# no pid file, must assume we're not running
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return $OCF_NOT_RUNNING
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elif [ $rc -eq 1 ]; then
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# stale pid file, assume something went wrong
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return $OCF_ERR_GENERIC
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AoEtarget_validate() {
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# Is our binary executable?
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if [ ! -x ${OCF_RESKEY_binary} ]; then
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ocf_log error "${OCF_RESKEY_binary} not found or not executable"
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return $OCF_ERR_INSTALLED
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# Do we have all required variables?
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for var in device nic shelf slot pid; do
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param="OCF_RESKEY_${var}"
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if [ -z "${!param}" ]; then
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ocf_log error "Missing resource parameter \"$var\"!"
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return $OCF_ERR_CONFIGURED
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# Is the pid file directory writable?
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pid_dir=`dirname "$OCF_RESKEY_pid"`
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ocf_log error "Cannot create pid file in $pid_dir -- check directory permissions"
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return $OCF_ERR_INSTALLED
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# Does the device we are trying to export exist?
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if [ ! -e ${OCF_RESKEY_device} ]; then
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ocf_log error "${OCF_RESKEY_device} does not exist"
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return $OCF_ERR_INSTALLED
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# Everything except usage and meta-data must pass the validate test
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AoEtarget_validate || exit $?
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case $__OCF_ACTION in
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ocf_log err "Reloading..."
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exit $OCF_ERR_UNIMPLEMENTED
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ocf_log debug "${OCF_RESOURCE_INSTANCE} $__OCF_ACTION : $rc"
added
removed
resources/OCF/AoEtarget
