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|
#!/bin/bash
#
# Copyright (C) 2015 - 2025 Petros Koutoupis. All rights reserved.
#
PATH=/bin:/sbin:/usr/bin:/usr/sbin
export PATH
: ${OCF_FUNCTIONS_DIR=/usr/lib/ocf/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
RDSK_bin="/sbin/rapiddisk"
#######################################################################
metadata()
{
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="rapiddisk.sh" version="1.1">
<version>1.1</version>
<longdesc lang="en">
This defines a standard RapidDisk HA failover.
</longdesc>
<shortdesc lang="en">
Defines a standard RapidDisk HA failover.
</shortdesc>
<parameters>
<parameter name="name" unique="1" required="1">
<longdesc lang="en">
This is the name of the resource rule.
</longdesc>
<shortdesc lang="en">Name</shortdesc>
<content type="string"/>
</parameter>
<parameter name="volume" unique="1" required="1">
<longdesc lang="en">
This is the absolute path of the storage device to map with RapidDisk-Cache.
</longdesc>
<shortdesc lang="en">Path of storage device for RapidDisk-Cache.</shortdesc>
<content type="string"/>
</parameter>
<parameter name="size" unique="1" required="1">
<longdesc lang="en">
This is the size of the RapidDisk (and cache for RapidDisk-Cache) volume.
</longdesc>
<shortdesc lang="en">
RapidDisk size.
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="mode" unique="1" required="0">
<longdesc lang="en">
This caching mode: Write-Through (wt) or Write-Around (wa).
</longdesc>
<shortdesc lang="en">
Caching mode: wt or wa.
</shortdesc>
<content type="string"/>
</parameter>
</parameters>
<actions>
<action name="start" timeout="300"/>
<action name="stop" timeout="30"/>
<action name="status" depth="10" timeout="20" interval="30"/>
<action name="monitor" depth="10" timeout="20" interval="30"/>
<action name="meta-data" timeout="5"/>
<action name="validate-all" timeout="5"/>
</actions>
</resource-agent>
END
exit $OCF_SUCCESS
}
verify_all()
{
if [ -z "$OCF_RESKEY_name" ]; then
ocf_log err "Invalid Name Of Service: $OCF_RESKEY_name"
return $OCF_ERR_ARGS
fi
if [ -z "$OCF_RESKEY_volume" ]; then
ocf_log err "Invalid Name Of Volume: $OCF_RESKEY_volume"
return $OCF_ERR_ARGS
fi
if [ -z "$OCF_RESKEY_size" ]; then
ocf_log err "Invalid Size Of RapidDisk Volume: $OCF_RESKEY_size"
return $OCF_ERR_ARGS
fi
return $OCF_SUCCESS
}
do_start()
{
verify_all || exit $?
if do_status; then
ocf_log info "Starting Service $OCF_RESOURCE_INSTANCE > Already running"
return $OCF_SUCCESS
fi
if [ -z "$OCF_RESKEY_mode" ]; then
mode="wt"
else
mode=$OCF_RESKEY_mode
fi
output=`$RDSK_bin --attach $OCF_RESKEY_size`
if [ $? -ne 0 ]; then
ocf_log info "Unable to create a RapidDisk volume of $OCF_RESKEY_size MB"
return $OCF_ERR_GENERIC
fi
volume="$OCF_RESKEY_volume"
rdsk=`echo $output|sed -e 's/^.*rd/rd/' -e 's/ .*$//'`
$RDSK_bin --cache-map $rdsk $volume $mode
return $OCF_SUCCESS
}
do_stop()
{
verify_all || exit $?
if [ -z "$OCF_RESKEY_mode" ]; then
mode="wt"
else
mode=$OCF_RESKEY_mode
fi
cache="rc-${mode}_`echo $OCF_RESKEY_volume|rev|cut -d'/' -f1|rev`"
output=`$RDSK_bin --short-list|grep "$cache:"`
$RDSK_bin --cache-unmap $cache
$RDSK_bin --detach `echo "$output"|sed -e 's/^rc.*://' -e 's/,.*$//'`
return $OCF_SUCCESS
}
do_status()
{
verify_all || exit $?
if [ -z "$OCF_RESKEY_mode" ]; then
mode="wt"
else
mode=$OCF_RESKEY_mode
fi
volume=`echo $OCF_RESKEY_volume|rev|cut -d'/' -f1|rev`
if [ -e "/dev/mapper/rc-${mode}_$volume" ]; then
return $OCF_SUCCESS
fi
ocf_log debug "RapidDisk resource for $OCF_RESKEY_volume is not running."
return $OCF_NOT_RUNNING
}
#
#
#
case $1 in
validate-all|verify-all)
verify_all
exit $?
;;
start)
do_start
exit $?
;;
stop)
do_stop
exit $?
;;
restart)
do_stop
do_start
exit $?
;;
status|monitor)
do_status
exit $?
;;
meta-data)
metadata
exit 0
;;
*)
echo "usage: $0 {start|stop|restart|status|meta-data|validate-all}"
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
|
