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From 2118e5324917938ee2e00926778cfe5159043165 Mon Sep 17 00:00:00 2001
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From: Fabian Herschel <fabian.herschel@suse.com>
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Date: Thu, 27 Apr 2017 12:47:37 +0200
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Subject: [PATCH] Medium: SAPInstance: Add IS_ERS parameter (bsc#1036486)
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If IS_ERS is true, mark a per cluster attribute for a
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specific ASCS/ERS pair describing which node is the
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best place to failover a failed ASCS.
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---
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heartbeat/SAPInstance | 19 +++++++++++++++++++
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1 file changed, 19 insertions(+)
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diff --git a/heartbeat/SAPInstance b/heartbeat/SAPInstance
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index 49e60aa30..871cbcf3d 100755
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--- a/heartbeat/SAPInstance
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+++ b/heartbeat/SAPInstance
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@@ -31,6 +31,7 @@
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# OCF_RESKEY_POST_START_USEREXIT (optional, lists a script which can be executed after the resource is started)
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# OCF_RESKEY_PRE_STOP_USEREXIT (optional, lists a script which can be executed before the resource is stopped)
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# OCF_RESKEY_POST_STOP_USEREXIT (optional, lists a script which can be executed after the resource is stopped)
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+# OCF_RESKEY_IS_ERS (needed for ENQ/REPL NW 740)
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#
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# TODO: - Option to shutdown sapstartsrv for non-active instances -> that means: do probes only with OS tools (sapinstance_status)
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# - Option for better standalone enqueue server monitoring, using ensmon (test enque-deque)
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@@ -195,6 +196,15 @@ The name of the SAP START profile. Specify this parameter, if you have changed t
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<shortdesc lang="en">Path to a post-start script</shortdesc>
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<content type="string" default="" />
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</parameter>
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+ <parameter name="IS_ERS" unique="0" required="0">
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+ <longdesc lang="en">Only used for ASCS/ERS SAP Netweaver installations without implementing a master/slave resource to
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+ allow the ASCS to 'find' the ERS running on an other cluster node after a resource failure. This parameter should be set
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+ to true 'only' for the ERS instance for implementations following the SAP NetWeaver 7.40 HA certification (NW-HA-CLU-740). This includes also
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+ systems for NetWeaver less than 7.40, if you like to impelemnt the NW-HA-CLU-740 scenario.
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+ </longdesc>
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+ <shortdesc lang="en">Mark SAPInstance as ERS instance</shortdesc>
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+ <content type="boolean" default="false" />
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+ </parameter>
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</parameters>
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<actions>
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@@ -342,6 +352,12 @@ sapinstance_init() {
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currentSTART_PROFILE=$OCF_RESKEY_START_PROFILE
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fi
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+ if [ -z "$OCF_RESKEY_IS_ERS" ]; then
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+ is_ers="no"
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+ else
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+ is_ers="$OCF_RESKEY_IS_ERS"
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+ fi
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+
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if [ -z "$currentSTART_PROFILE" ]
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then
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SAPSTARTPROFILE="$DIR_PROFILE/START_${InstanceName}_${SAPVIRHOST}"
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@@ -568,9 +584,11 @@ sapinstance_start() {
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ocf_log info "SAP Instance $SID-$InstanceName started: $output"
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rc=$OCF_SUCCESS
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sapuserexit POST_START_USEREXIT "$OCF_RESKEY_POST_START_USEREXIT"
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+ if ocf_is_true $is_ers; then crm_attribute -n runs_ers_${SID} -v 1 -l reboot; fi
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else
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ocf_log err "SAP Instance $SID-$InstanceName start failed: $output"
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rc=$OCF_NOT_RUNNING
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+ if ocf_is_true $is_ers; then crm_attribute -n runs_ers_${SID} -v 0 -l reboot; fi
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fi
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return $rc
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@@ -628,6 +646,7 @@ sapinstance_stop() {
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fi
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sapuserexit POST_STOP_USEREXIT "$OCF_RESKEY_POST_STOP_USEREXIT"
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+ if ocf_is_true $is_ers; then crm_attribute -n runs_ers_${SID} -v 0 -l reboot; fi
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return $rc
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}
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