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NFS-Ganesha: Add-node and delete-node changes in HA implementation

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NFS-Ganesha related config files have to be copied over to the new node
and NFS-Ganesha service has to be started.
Similary NFS-Ganesha service has to be stopped when a node is
deleted from the HA cluster.

Change-Id: Ia38e72cac86713fe23b7d1b829a256637a9ca796
BUG: 1212816
Signed-off-by: Meghana Madhusudhan <mmadhusu@redhat.com>
Reviewed-on: http://review.gluster.org/10596
Reviewed-by: soumya k <skoduri@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Niels de Vos <ndevos@redhat.com>
This commit is contained in:
Meghana Madhusudhan 2015-05-06 12:13:31 +05:30 committed by Niels de Vos
parent 82684f1efe
commit 9096a79447
1 changed files with 60 additions and 4 deletions
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64
extras/ganesha/scripts/ganesha-ha.sh
View File

@ -25,10 +25,40 @@ HA_SERVERS=""
HA_CONFDIR=""
HA_VOL_NAME="gluster_shared_storage"
HA_VOL_MNT="/var/run/gluster/shared_storage"
SERVICE_MAN="DISTRO_NOT_FOUND"
CONF=$(cat /etc/sysconfig/ganesha | grep "CONFFILE" | cut -f 2 -d "=")
RHEL6_PCS_CNAME_OPTION="--name"
determine_service_manager () {
if [ -e "/usr/bin/systemctl" ];
then
SERVICE_MAN="/usr/bin/systemctl"
elif [ -e "/sbin/invoke-rc.d" ];
then
SERVICE_MAN="/sbin/invoke-rc.d"
elif [ -e "/sbin/service" ];
then
SERVICE_MAN="/sbin/service"
fi
if [ "$SERVICE_MAN" == "DISTRO_NOT_FOUND" ]
then
echo "Service manager not recognized, exiting"
exit 1
fi
}
manage_service ()
{
if [ "$SERVICE_MAN" == "/usr/sbin/systemctl" ]
then
$SERVICE_MAN $1 nfs-ganesha
else
$SERVICE_MAN nfs-ganesha $1
fi
}
check_cluster_exists()
{
local name=${1}
@ -151,6 +181,13 @@ setup_copy_config()
fi
}
copy_export_config ()
{
. /etc/ganesha/ganesha.conf
scp $HA_VOL_SERVER:/etc/ganesha.conf ${1}:/etc/ganesha/
scp -r $HA_VOL_SERVER:$2/exports/ ${1}:${2}/
}
teardown_cluster()
{
@ -746,9 +783,9 @@ main()
node=${1}; shift
vip=${1}; shift
logger "adding ${node} with ${vip} to ${HA_NAME}"
logger "adding ${node} with ${vip} to ${HA_NAME}"
determine_servers "add"
determine_servers "add"
pcs cluster node add ${node}
if [ $? -ne 0 ]; then
@ -760,6 +797,12 @@ main()
setup_state_volume ${node}
setup_copy_config ${node}
copy_export_config ${node} ${HA_CONFDIR}
determine_service_manager
manage_service "start"
;;
delete | --delete)
@ -779,6 +822,12 @@ main()
# TODO: delete node's directory in shared state
teardown_clean_etccluster ${node}
determine_service_manager
manage-service "stop"
cleanup_ganesha_config ${HA_CONFDIR}
;;
status | --status)
@ -788,10 +837,17 @@ main()
refresh-config | --refresh-config)
;;
*)
help | --help)
echo "Usage : add|delete|status"
echo "Add-node : ganesha-ha.sh --add <HA_CONF_DIR> \
<NODE-IP/HOSTNAME> <NODE-VIP>"
echo "Delete-node: ganesha-ha.sh --delete <HA_CONF_DIR> \
<NODE-IP/HOSTNAME>"
;;
*)
# setup and teardown are not intended to be used by a
# casual user
logger "Usage: ganesha-ha.sh setup|teardown|add|delete|status"
logger "Usage: ganesha-ha.sh add|delete|status"
;;
esac