/usr/lib/ocf/resource.d/heartbeat/Stateful is in resource-agents 1:3.9.3+git20121009-3ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | #!/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:
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
CRM_MASTER="${HA_SBIN_DIR}/crm_master -l reboot"
#######################################################################
meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="Stateful" version="1.0">
<version>1.0</version>
<longdesc lang="en">
This is an example resource agent that impliments two states
</longdesc>
<shortdesc lang="en">Example stateful resource agent</shortdesc>
<parameters>
<parameter name="state" unique="1">
<longdesc lang="en">
Location to store the resource state in
</longdesc>
<shortdesc lang="en">State file</shortdesc>
<content type="string" default="${HA_RSCTMP}/Stateful-{OCF_RESOURCE_INSTANCE}.state" />
</parameter>
</parameters>
<actions>
<action name="start" timeout="20s" />
<action name="stop" timeout="20s" />
<action name="monitor" depth="0" timeout="20" interval="10"/>
<action name="meta-data" timeout="5" />
<action name="validate-all" timeout="20s" />
</actions>
</resource-agent>
END
exit $OCF_SUCCESS
}
#######################################################################
stateful_usage() {
cat <<END
usage: $0 {start|stop|promote|demote|monitor|validate-all|meta-data}
Expects to have a fully populated OCF RA-compliant environment set.
END
exit $1
}
stateful_update() {
echo $1 > ${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
}
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 5
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 5
return 0
}
stateful_promote() {
stateful_check_state
if [ $? = 0 ]; then
return $OCF_NOT_RUNNING
fi
stateful_update master
$CRM_MASTER -v 10
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
return $OCF_RUNNING_MASTER
fi
stateful_check_state "slave"
if [ $? = 0 ]; then
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
}
: ${OCF_RESKEY_state=${HA_RSCTMP}/Stateful-${OCF_RESOURCE_INSTANCE}.state}
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 $?
|