/usr/share/cluster/SAPInstance is in resource-agents 1:3.9.2-5ubuntu4.
This file is owned by root:root, with mode 0o755.
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#
# SAPInstance
#
# Description: Manages a single SAP Instance as a High-Availability
# resource. One SAP Instance is defined by one
# SAP Instance-Profile. start/stop handels all services
# of the START-Profile, status and monitor care only
# about essential services.
#
# Author: Alexander Krauth, June 2006
# Support: linux@sap.com
# License: GNU General Public License (GPL)
# Copyright: (c) 2006, 2007 Alexander Krauth
#
# An example usage:
# See usage() function below for more details...
#
# OCF instance parameters:
# OCF_RESKEY_InstanceName
# OCF_RESKEY_DIR_EXECUTABLE (optional, well known directories will be searched by default)
# OCF_RESKEY_DIR_PROFILE (optional, well known directories will be searched by default)
# OCF_RESKEY_START_PROFILE (optional, well known directories will be searched by default)
# OCF_RESKEY_START_WAITTIME (optional, to solve timing problems during J2EE-Addin start)
# OCF_RESKEY_AUTOMATIC_RECOVER (optional, automatic startup recovery using cleanipc, default is false)
# OCF_RESKEY_PRE_START_USEREXIT (optional, lists a script which can be executed before the resource is started)
# OCF_RESKEY_POST_START_USEREXIT (optional, lists a script which can be executed after the resource is started)
# OCF_RESKEY_PRE_STOP_USEREXIT (optional, lists a script which can be executed before the resource is stopped)
# OCF_RESKEY_POST_STOP_USEREXIT (optional, lists a script which can be executed after the resource is stopped)
#
#######################################################################
# Initialization:
if [ -f $(dirname $0)/.ocf-shellfuncs ]; then
. $(dirname $0)/.ocf-shellfuncs
elif [ -f $(dirname $0)/ocf-shellfuncs ]; then
LC_ALL=C
LANG=C
PATH=/bin:/sbin:/usr/bin:/usr/sbin
export LC_ALL LANG PATH
. $(dirname $0)/ocf-shellfuncs
else
echo Could not find ocf-shellfuncs!
exit 1
fi
#######################################################################
SH=/bin/sh
usage() {
methods=`sapinstance_methods`
methods=`echo $methods | tr ' ' '|'`
cat <<-!
usage: $0 ($methods)
$0 manages a SAP Instance as an HA resource.
The 'start' operation starts the instance.
The 'stop' operation stops the instance.
The 'status' operation reports whether the instance is running
The 'monitor' operation reports whether the instance seems to be working
The 'validate-all' operation reports whether the parameters are valid
The 'methods' operation reports on the methods $0 supports
!
}
meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1-modified.dtd">
<resource-agent name="SAPInstance">
<version>1.92.1</version>
<longdesc lang="en">
Resource script for SAP. It manages a SAP Instance as an HA resource.
</longdesc>
<shortdesc lang="en">SAP instance resource agent</shortdesc>
<parameters>
<parameter name="InstanceName" unique="1" required="1" primary="1">
<longdesc lang="en">The full qualified SAP instance name. e.g. P01_DVEBMGS00_sapp01ci</longdesc>
<shortdesc lang="en">instance name: SID_INSTANCE_VIR-HOSTNAME</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="DIR_EXECUTABLE" unique="0" required="0">
<longdesc lang="en">The full qualified path where to find sapstartsrv and sapcontrol.</longdesc>
<shortdesc lang="en">path of sapstartsrv and sapcontrol</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="DIR_PROFILE" unique="0" required="0">
<longdesc lang="en">The full qualified path where to find the SAP START profile.</longdesc>
<shortdesc lang="en">path of start profile</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="START_PROFILE" unique="0" required="0">
<longdesc lang="en">The name of the SAP START profile.</longdesc>
<shortdesc lang="en">start profile name</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="START_WAITTIME" unique="0" required="0">
<longdesc lang="en">After that time in seconds a monitor operation is executed by the resource agent. Does the monitor return SUCCESS, the start is handled as SUCCESS. This is useful to resolve timing problems with e.g. the J2EE-Addin instance.</longdesc>
<shortdesc lang="en">Check the successful start after that time (do not wait for J2EE-Addin)</shortdesc>
<content type="string" default="3600" />
</parameter>
<parameter name="AUTOMATIC_RECOVER" unique="0" required="0">
<longdesc lang="en">The SAPInstance resource agent tries to recover a failed start attempt automaticaly one time. This is done by killing runing instance processes and executing cleanipc.</longdesc>
<shortdesc lang="en">Enable or disable automatic startup recovery</shortdesc>
<content type="boolean" default="false"/>
</parameter>
<parameter name="PRE_START_USEREXIT" unique="0" required="0">
<longdesc lang="en">The full qualified path where to find a script or program which should be executed before this resource gets started.</longdesc>
<shortdesc lang="en">path to a pre-start script</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="POST_START_USEREXIT" unique="0" required="0">
<longdesc lang="en">The full qualified path where to find a script or program which should be executed after this resource got started.</longdesc>
<shortdesc lang="en">path to a post-start script</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="PRE_STOP_USEREXIT" unique="0" required="0">
<longdesc lang="en">The full qualified path where to find a script or program which should be executed before this resource gets stopped.</longdesc>
<shortdesc lang="en">path to a pre-start script</shortdesc>
<content type="string" default="" />
</parameter>
<parameter name="POST_STOP_USEREXIT" unique="0" required="0">
<longdesc lang="en">The full qualified path where to find a script or program which should be executed after this resource got stopped.</longdesc>
<shortdesc lang="en">path to a post-start script</shortdesc>
<content type="string" default="" />
</parameter>
</parameters>
<actions>
<action name="start" timeout="180" />
<action name="stop" timeout="240" />
<action name="status" timeout="60" depth="0" interval="120" start-delay="240" />
<action name="monitor" depth="0" timeout="60" interval="120" start-delay="240" />
<action name="validate-all" timeout="5" />
<action name="meta-data" timeout="5" />
<action name="methods" timeout="5" />
</actions>
</resource-agent>
END
}
#
# methods: What methods/operations do we support?
#
sapinstance_methods() {
cat <<-!
start
stop
status
monitor
validate-all
methods
meta-data
usage
!
}
#
# check_sapstartsrv : Before using sapcontrol we make sure that the sapstartsrv is running for the correct instance.
# We cannot use sapinit and the /usr/sap/sapservices file in case of an enquerep instance,
# because then we have two instances with the same instance number.
#
check_sapstartsrv() {
restart=0
runninginst=""
chkrc=$OCF_SUCCESS
output=`$SAPCONTROL -nr $InstanceNr -function ParameterValue INSTANCE_NAME -format script`
if [ $? -eq 0 ]
then
runninginst=`echo "$output" | grep '^0 : ' | cut -d' ' -f3`
if [ "$runninginst" != "$InstanceName" ]
then
ocf_log warn "sapstartsrv is running for instance $runninginst, that service will be killed"
restart=1
fi
else
ocf_log warn "sapstartsrv is not running for instance $SID-$InstanceName, it will be started now"
restart=1
fi
if [ -z "$runninginst" ]; then runninginst=$InstanceName; fi
if [ $restart -eq 1 ]
then
pkill -9 -f "sapstartsrv.*$runninginst"
$SAPSTARTSRV pf=$SAPSTARTPROFILE -D -u $sidadm
# now make sure the daemon has been started and is able to respond
srvrc=1
while [ $srvrc -eq 1 -a `pgrep -f "sapstartsrv.*$runninginst" | wc -l` -gt 0 ]
do
sleep 1
$SAPCONTROL -nr $InstanceNr -function GetProcessList > /dev/null 2>&1
srvrc=$?
done
if [ $srvrc -ne 1 ]
then
ocf_log info "sapstartsrv for instance $SID-$InstanceName was restarted !"
chkrc=$OCF_SUCCESS
else
ocf_log error "sapstartsrv for instance $SID-$InstanceName could not be started!"
chkrc=$OCF_NOT_RUNNING
fi
fi
return $chkrc
}
#
# sapuserexit : Many SAP customers need some additional processes/tools to run their SAP systems.
# This specialties do not allow a totally generic SAP cluster resource agent.
# Someone should write a resource agent for each additional process you need, if it
# is required to monitor that process within the cluster manager. To enable
# you to extent this resource agent without developing a new one, this user exit
# was introduced.
#
sapuserexit() {
NAME="$1"
VALUE="$2"
if [ -n "$VALUE" ]
then
if [ -x "$VALUE" ]
then
ocf_log info "Calling userexit ${NAME} with customer script file ${VALUE}"
eval "$VALUE" > /dev/null 2>&1
ocf_log info "Exiting userexit ${NAME} with customer script file ${VALUE}, returncode: $?"
else
ocf_log warn "Attribute ${NAME} is set to ${VALUE}, but this file is not executable"
fi
fi
return 0
}
#
# cleanup_instance : remove resources (processes and shared memory) from a crashed instance)
#
cleanup_instance() {
pkill -9 -f -U $sidadm $InstanceName
$DIR_EXECUTABLE/cleanipc $InstanceNr remove
return 0
}
#
# sapinstance_start : Start the SAP instance
#
sapinstance_start() {
sapuserexit PRE_START_USEREXIT "$OCF_RESKEY_PRE_START_USEREXIT"
rc=$OCF_NOT_RUNNING
loopcount=0
while [ $loopcount -lt 2 ]
do
loopcount=$(($loopcount + 1))
check_sapstartsrv
output=`$SAPCONTROL -nr $InstanceNr -function Start`
rc=$?
ocf_log info "Starting SAP Instance $SID-$InstanceName: $output"
if [ $rc -ne 0 ]
then
ocf_log err "SAP Instance $SID-$InstanceName start failed."
return $OCF_ERR_GENERIC
fi
startrc=1
while [ $startrc -gt 0 ]
do
waittime_start=`date +%s`
output=`$SAPCONTROL -nr $InstanceNr -function WaitforStarted $OCF_RESKEY_START_WAITTIME 10`
startrc=$?
waittime_stop=`date +%s`
if [ $startrc -ne 0 ]
then
if [ $(($waittime_stop - $waittime_start)) -ge $OCF_RESKEY_START_WAITTIME ]
then
sapinstance_monitor NOLOG
if [ $? -eq $OCF_SUCCESS ]
then
output="START_WAITTIME ($OCF_RESKEY_START_WAITTIME) has elapsed, but instance monitor returned SUCCESS. Instance considered running."
startrc=0; loopcount=2
fi
else
if [ $loopcount -eq 1 -a $OCF_RESKEY_AUTOMATIC_RECOVER -eq 1 ]
then
ocf_log warn "SAP Instance $SID-$InstanceName start failed: $output"
ocf_log warn "Try to recover $SID-$InstanceName"
cleanup_instance
else
loopcount=2
fi
startrc=-1
fi
else
loopcount=2
fi
done
done
if [ $startrc -eq 0 ]
then
ocf_log info "SAP Instance $SID-$InstanceName started: $output"
rc=$OCF_SUCCESS
sapuserexit POST_START_USEREXIT "$OCF_RESKEY_POST_START_USEREXIT"
else
ocf_log err "SAP Instance $SID-$InstanceName start failed: $output"
rc=$OCF_NOT_RUNNING
fi
return $rc
}
#
# sapinstance_recover: Try startup of failed instance by cleaning up resources
#
sapinstance_recover() {
cleanup_instance
sapinstance_start
return $?
}
#
# sapinstance_stop: Stop the SAP instance
#
sapinstance_stop() {
sapuserexit PRE_STOP_USEREXIT "$OCF_RESKEY_PRE_STOP_USEREXIT"
check_sapstartsrv
output=`$SAPCONTROL -nr $InstanceNr -function Stop`
if [ $? -eq 0 ]
then
output=`$SAPCONTROL -nr $InstanceNr -function WaitforStopped 3600 1`
if [ $? -eq 0 ]
then
ocf_log info "SAP Instance $SID-$InstanceName stopped: $output"
rc=$OCF_SUCCESS
else
ocf_log err "SAP Instance $SID-$InstanceName stop failed: $output"
rc=$OCF_ERR_GENERIC
fi
else
ocf_log err "SAP Instance $SID-$InstanceName stop failed: $output"
rc=$OCF_ERR_GENERIC
fi
sapuserexit POST_STOP_USEREXIT "$OCF_RESKEY_POST_STOP_USEREXIT"
return $rc
}
#
# sapinstance_monitor: Can the given SAP instance do anything useful?
#
sapinstance_monitor() {
MONLOG=$1
check_sapstartsrv
rc=$?
if [ $rc -eq $OCF_SUCCESS ]
then
count=0
LOCALHOST=`hostname`
output=`$SAPCONTROL -nr $InstanceNr -host $LOCALHOST -function GetProcessList -format script`
# we have to parse the output, because the returncode doesn't tell anything about the instance status
for SERVNO in `echo "$output" | grep '^[0-9] ' | cut -d' ' -f1 | sort -u`
do
COLOR=`echo "$output" | grep "^$SERVNO dispstatus: " | cut -d' ' -f3`
SERVICE=`echo "$output" | grep "^$SERVNO name: " | cut -d' ' -f3`
STATE=0
case $COLOR in
GREEN|YELLOW) STATE=$OCF_SUCCESS;;
*) STATE=$OCF_NOT_RUNNING;;
esac
case $SERVICE in
disp+work|msg_server|enserver|enrepserver|jcontrol|jstart)
if [ $STATE -eq $OCF_NOT_RUNNING ]
then
if [ "$MONLOG" != "NOLOG" ]
then
ocf_log err "SAP instance service $SERVICE is not running with status $COLOR !"
fi
rc=$STATE
fi
count=1;;
*);;
esac
done
if [ $count -eq 0 -a $rc -eq $OCF_SUCCESS ]
then
if [ "$MONLOG" != "NOLOG" ]
then
ocf_log err "The SAP instance does not run any services which this RA could monitor!"
fi
rc=$OCF_ERR_ARGS
fi
fi
return $rc
}
#
# sapinstance_validate: Check the symantic of the input parameters
#
sapinstance_validate() {
rc=$OCF_SUCCESS
if [ `echo "$SID" | grep -c '^[A-Z][A-Z0-9][A-Z0-9]$'` -ne 1 ]
then
ocf_log err "Parsing instance profile name: '$SID' is not a valid system ID!"
rc=$OCF_ERR_ARGS
fi
if [ `echo "$InstanceName" | grep -c '^[A-Z].*[0-9][0-9]$'` -ne 1 ]
then
ocf_log err "Parsing instance profile name: '$InstanceName' is not a valid instance name!"
rc=$OCF_ERR_ARGS
fi
if [ `echo "$InstanceNr" | grep -c '^[0-9][0-9]$'` -ne 1 ]
then
ocf_log err "Parsing instance profile name: '$InstanceNr' is not a valid instance number!"
rc=$OCF_ERR_ARGS
fi
if [ `echo "$SAPVIRHOST" | grep -c '^[A-Za-z][A-Za-z0-9_-]*$'` -ne 1 ]
then
ocf_log err "Parsing instance profile name: '$SAPVIRHOST' is not a valid hostname!"
rc=$OCF_ERR_ARGS
fi
return $rc
}
#
# 'main' starts here...
#
if
( [ $# -ne 1 ] )
then
usage
exit $OCF_ERR_ARGS
fi
# These operations don't require OCF instance parameters to be set
case "$1" in
meta-data) meta_data
exit $OCF_SUCCESS;;
usage) usage
exit $OCF_SUCCESS;;
methods) sapinstance_methods
exit $?;;
*);;
esac
US=`id -u -n`
US=`echo $US`
if
[ $US != root ]
then
ocf_log err "$0 must be run as root"
exit $OCF_ERR_PERM
fi
# parameter check
if [ -z "$OCF_RESKEY_InstanceName" ]
then
ocf_log err "Please set OCF_RESKEY_InstanceName to the name to the SAP instance profile!"
exit $OCF_ERR_ARGS
fi
SID=`echo "$OCF_RESKEY_InstanceName" | cut -d_ -f1`
InstanceName=`echo "$OCF_RESKEY_InstanceName" | cut -d_ -f2`
InstanceNr=`echo "$InstanceName" | sed 's/.*\([0-9][0-9]\)$/\1/'`
SAPVIRHOST=`echo "$OCF_RESKEY_InstanceName" | cut -d_ -f3`
# optional OCF parameters, we try to guess which directories are correct
if [ -z "$OCF_RESKEY_DIR_EXECUTABLE" ]
then
if [ -x /usr/sap/$SID/$InstanceName/exe/sapstartsrv -a -x /usr/sap/$SID/$InstanceName/exe/sapcontrol ]
then
DIR_EXECUTABLE="/usr/sap/$SID/$InstanceName/exe"
SAPSTARTSRV="/usr/sap/$SID/$InstanceName/exe/sapstartsrv"
SAPCONTROL="/usr/sap/$SID/$InstanceName/exe/sapcontrol"
elif [ -x /usr/sap/$SID/SYS/exe/run/sapstartsrv -a -x /usr/sap/$SID/SYS/exe/run/sapcontrol ]
then
DIR_EXECUTABLE="/usr/sap/$SID/SYS/exe/run"
SAPSTARTSRV="/usr/sap/$SID/SYS/exe/run/sapstartsrv"
SAPCONTROL="/usr/sap/$SID/SYS/exe/run/sapcontrol"
else
ocf_log warn "Cannot find sapstartsrv and sapcontrol executable, please set DIR_EXECUTABLE parameter!"
exit $OCF_NOT_RUNNING
fi
else
DIR_EXECUTABLE="$OCF_RESKEY_DIR_EXECUTABLE"
SAPSTARTSRV="$OCF_RESKEY_DIR_EXECUTABLE/sapstartsrv"
SAPCONTROL="$OCF_RESKEY_DIR_EXECUTABLE/sapcontrol"
fi
if [ -z "$OCF_RESKEY_DIR_PROFILE" ]
then
if [ -d /usr/sap/$SID/SYS/profile/ ]
then
DIR_PROFILE="/usr/sap/$SID/SYS/profile"
else
ocf_log warn "Expected /usr/sap/$SID/SYS/profile/ to be a directory, please set DIR_PROFILE parameter!"
exit $OCF_NOT_RUNNING
fi
else
DIR_PROFILE="$OCF_RESKEY_DIR_PROFILE"
fi
if [ -z "$OCF_RESKEY_START_PROFILE" ]
then
SAPSTARTPROFILE="$DIR_PROFILE/START_${InstanceName}_${SAPVIRHOST}"
if [ ! -r $SAPSTARTPROFILE ]
then
ocf_log warn "Expected $SAPSTARTPROFILE to be the instance START profile, please set START_PROFILE parameter!"
exit $OCF_NOT_RUNNING
fi
else
SAPSTARTPROFILE="$OCF_RESKEY_START_PROFILE"
fi
if [ -z "$OCF_RESKEY_START_WAITTIME" ]
then
OCF_RESKEY_START_WAITTIME=3600
fi
if [ -z "$OCF_RESKEY_AUTOMATIC_RECOVER" ]
then
OCF_RESKEY_AUTOMATIC_RECOVER=0
else
case "$OCF_RESKEY_AUTOMATIC_RECOVER" in
1|true|TRUE|yes|YES) OCF_RESKEY_AUTOMATIC_RECOVER=1;;
0|false|FALSE|no|NO) OCF_RESKEY_AUTOMATIC_RECOVER=0;;
esac
fi
# as root user we need the library path to the SAP kernel to be able to call sapcontrol
if [ `echo $LD_LIBRARY_PATH | grep -c "^$DIR_EXECUTABLE\>"` -eq 0 ]; then
LD_LIBRARY_PATH=$DIR_EXECUTABLE${LD_LIBRARY_PATH:+:}$LD_LIBRARY_PATH
export LD_LIBRARY_PATH
fi
sidadm="`echo $SID | tr '[:upper:]' '[:lower:]'`adm"
# What kind of method was invoked?
case "$1" in
start) sapinstance_start
exit $?;;
stop) sapinstance_stop
exit $?;;
status|monitor)
sapinstance_monitor
exit $?;;
validate-all) sapinstance_validate
exit $?;;
*) sapinstance_methods
exit $OCF_ERR_UNIMPLEMENTED;;
esac
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