diff options
Diffstat (limited to 'extras/ganesha/ocf/ganesha_nfsd')
| -rw-r--r-- | extras/ganesha/ocf/ganesha_nfsd | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/extras/ganesha/ocf/ganesha_nfsd b/extras/ganesha/ocf/ganesha_nfsd new file mode 100644 index 00000000000..29e333ca903 --- /dev/null +++ b/extras/ganesha/ocf/ganesha_nfsd @@ -0,0 +1,168 @@ +#!/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 + |