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#!/bin/bash
#
# Copyright (c) 2014 Anand Subramanian anands@redhat.com
# Copyright (c) 2015 Red Hat Inc.
# All Rights Reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like. Any license provided herein, whether implied or
# otherwise, applies only to this software file. Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
#
#
# Initialization:
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
if [ -n "${OCF_DEBUG_LIBRARY}" ]; then
. ${OCF_DEBUG_LIBRARY}
else
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
fi
OCF_RESKEY_ha_vol_mnt_default="/var/run/gluster/shared_storage"
: ${OCF_RESKEY_ha_vol_mnt=${OCF_RESKEY_ha_vol_mnt_default}}
ganesha_meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="ganesha_nfsd">
<version>1.0</version>
<longdesc lang="en">
This Linux-specific resource agent acts as a dummy
resource agent for nfs-ganesha.
</longdesc>
<shortdesc lang="en">Manages the user-space nfs-ganesha NFS server</shortdesc>
<parameters>
<parameter name="ha_vol_mnt">
<longdesc lang="en">HA State Volume Mount Point</longdesc>
<shortdesc lang="en">HA_State Volume Mount Point</shortdesc>
<content type="string" default="" />
</parameter>
</parameters>
<actions>
<action name="start" timeout="5s" />
<action name="stop" timeout="5s" />
<action name="status" depth="0" timeout="5s" interval="0" />
<action name="monitor" depth="0" timeout="5s" interval="0" />
<action name="meta-data" timeout="20s" />
</actions>
</resource-agent>
END
return ${OCF_SUCCESS}
}
ganesha_nfsd_usage() {
echo "ganesha.nfsd USAGE"
}
# Make sure meta-data and usage always succeed
case $__OCF_ACTION in
meta-data) ganesha_meta_data
exit ${OCF_SUCCESS}
;;
usage|help) ganesha_usage
exit ${OCF_SUCCESS}
;;
*)
;;
esac
ganesha_nfsd_start()
{
local long_host=$(hostname)
if [[ -d /var/lib/nfs ]]; then
mv /var/lib/nfs /var/lib/nfs.backup
if [ $? -ne 0 ]; then
ocf_log notice "mv /var/lib/nfs /var/lib/nfs.backup failed"
fi
ln -s ${OCF_RESKEY_ha_vol_mnt}/nfs-ganesha/${long_host}/nfs /var/lib/nfs
if [ $? -ne 0 ]; then
ocf_log notice "ln -s ${OCF_RESKEY_ha_vol_mnt}/nfs-ganesha/${long_host}/nfs /var/lib/nfs failed"
fi
fi
return ${OCF_SUCCESS}
}
ganesha_nfsd_stop()
{
if [ -L /var/lib/nfs -a -d /var/lib/nfs.backup ]; then
rm -f /var/lib/nfs
if [ $? -ne 0 ]; then
ocf_log notice "rm -f /var/lib/nfs failed"
fi
mv /var/lib/nfs.backup /var/lib/nfs
if [ $? -ne 0 ]; then
ocf_log notice "mv /var/lib/nfs.backup /var/lib/nfs failed"
fi
fi
return ${OCF_SUCCESS}
}
ganesha_nfsd_monitor()
{
# pacemaker checks to see if RA is already running before starting it.
# if we return success, then it's presumed it's already running and
# doesn't need to be started, i.e. invoke the start action.
# return something other than success to make pacemaker invoke the
# start action
if [[ -L /var/lib/nfs ]]; then
return ${OCF_SUCCESS}
fi
return ${OCF_NOT_RUNNING}
}
ganesha_nfsd_validate()
{
return ${OCF_SUCCESS}
}
ganesha_nfsd_validate
# ocf_log notice "ganesha_nfsd ${OCF_RESOURCE_INSTANCE} $__OCF_ACTION"
# Translate each action into the appropriate function call
case $__OCF_ACTION in
start) ganesha_nfsd_start
;;
stop) ganesha_nfsd_stop
;;
status|monitor) ganesha_nfsd_monitor
;;
*) ganesha_nfsd_usage
exit ${OCF_ERR_UNIMPLEMENTED}
;;
esac
rc=$?
# The resource agent may optionally log a debug message
ocf_log debug "${OCF_RESOURCE_INSTANCE} ${__OCF_ACTION} returned $rc"
exit $rc
|
