diff --git a/extra/resources/Stateful b/extra/resources/Stateful index e7430259f8..3f8d7e2f9d 100644 --- a/extra/resources/Stateful +++ b/extra/resources/Stateful @@ -1,213 +1,231 @@ #!/bin/sh # # # Example of a stateful OCF Resource Agent. # # Copyright (c) 2006 Andrew Beekhof # # 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: : ${OCF_FUNCTIONS=${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs} . ${OCF_FUNCTIONS} : ${__OCF_ACTION=$1} CRM_MASTER="${HA_SBIN_DIR}/crm_master -l reboot" ####################################################################### meta_data() { cat < 1.0 This is an example resource agent that implements two states Example stateful resource agent Location to store the resource state in State file + + +If this is set, the environment will be dumped to this file for every call. + +Environment dump file + + + END exit $OCF_SUCCESS } ####################################################################### stateful_usage() { cat < ${OCF_RESKEY_state} } stateful_check_state() { target=$1 if [ -f ${OCF_RESKEY_state} ]; then state=`cat ${OCF_RESKEY_state}` if [ "x$target" = "x$state" ]; then return 0 fi else if [ "x$target" = "x" ]; then return 0 fi fi return 1 } +dump_env() { + if [ "${OCF_RESKEY_envfile}" != "" ]; then + echo "### ${__OCF_ACTION} @ $(date) ### +$(env | sort) +###" >> "${OCF_RESKEY_envfile}" + fi +} + stateful_start() { stateful_check_state master if [ $? = 0 ]; then # CRM Error - Should never happen return $OCF_RUNNING_MASTER fi stateful_update slave $CRM_MASTER -v ${slave_score} return 0 } stateful_demote() { stateful_check_state if [ $? = 0 ]; then # CRM Error - Should never happen return $OCF_NOT_RUNNING fi stateful_update slave $CRM_MASTER -v ${slave_score} return 0 } stateful_promote() { stateful_check_state if [ $? = 0 ]; then return $OCF_NOT_RUNNING fi stateful_update master $CRM_MASTER -v ${master_score} return 0 } stateful_stop() { $CRM_MASTER -D stateful_check_state master if [ $? = 0 ]; then # CRM Error - Should never happen return $OCF_RUNNING_MASTER fi if [ -f ${OCF_RESKEY_state} ]; then rm ${OCF_RESKEY_state} fi return 0 } stateful_monitor() { stateful_check_state "master" if [ $? = 0 ]; then if [ $OCF_RESKEY_CRM_meta_interval = 0 ]; then # Restore the master setting during probes $CRM_MASTER -v ${master_score} fi return $OCF_RUNNING_MASTER fi stateful_check_state "slave" if [ $? = 0 ]; then if [ $OCF_RESKEY_CRM_meta_interval = 0 ]; then # Restore the master setting during probes $CRM_MASTER -v ${slave_score} fi return $OCF_SUCCESS fi if [ -f ${OCF_RESKEY_state} ]; then echo "File '${OCF_RESKEY_state}' exists but contains unexpected contents" cat ${OCF_RESKEY_state} return $OCF_ERR_GENERIC fi return 7 } stateful_validate() { exit $OCF_SUCCESS } : ${slave_score=5} : ${master_score=10} : ${OCF_RESKEY_CRM_meta_interval=0} : ${OCF_RESKEY_CRM_meta_globally_unique:="false"} if [ "x$OCF_RESKEY_state" = "x" ]; then if [ ${OCF_RESKEY_CRM_meta_globally_unique} = "false" ]; then state="${HA_VARRUN%%/}/Stateful-${OCF_RESOURCE_INSTANCE}.state" # Strip off the trailing clone marker OCF_RESKEY_state=`echo $state | sed s/:[0-9][0-9]*\.state/.state/` else OCF_RESKEY_state="${HA_VARRUN%%/}/Stateful-${OCF_RESOURCE_INSTANCE}.state" fi fi +dump_env + case $__OCF_ACTION in meta-data) meta_data;; start) stateful_start;; promote) stateful_promote;; demote) stateful_demote;; stop) stateful_stop;; monitor) stateful_monitor;; validate-all) stateful_validate;; usage|help) stateful_usage $OCF_SUCCESS;; *) stateful_usage $OCF_ERR_UNIMPLEMENTED;; esac exit $?