Attachment 316120 Details for Bug 455324 – Patch

[patch] Patch

rgmanager-nfsclient-cache.patch (text/plain), 2.51 KB, created by Lon Hohberger on 2008-09-08 21:06:03 UTC

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Creator: Lon Hohberger

Created: 2008-09-08 21:06:03 UTC

Size: 2.51 KB

patch

obsolete

>diff --git a/rgmanager/src/resources/nfsclient.sh b/rgmanager/src/resources/nfsclient.sh
>index 8abac13..f34d197 100755
>--- a/rgmanager/src/resources/nfsclient.sh
>+++ b/rgmanager/src/resources/nfsclient.sh
>@@ -119,6 +119,17 @@ meta_data()
>             <content type="boolean"/>
>         </parameter>
> 
>+	<parameter name="service_name" inherit="service%name">
>+            <longdesc lang="en">
>+		Service this NFS export belongs to.  Used for caching
>+		exports on a per-service basis.
>+            </longdesc>
>+            <shortdesc lang="en">
>+                Service Name
>+            </shortdesc>
>+	    <content type="string"/>
>+	</parameter>
>+
>     </parameters>
> 
>     <actions>
>@@ -318,13 +329,69 @@ status|monitor)
>         # 
> 	export OCF_RESKEY_target_regexp=$(echo $OCF_RESKEY_target | \
> 		sed -e 's/*/[*]/g' -e 's/?/[?]/g' -e 's/\./\\./g') 
>-        exportfs -v | tr -d "\n" | sed -e 's/([^)]*)/\n/g' | grep -q \
>-		"^${OCF_RESKEY_path}[\t ]*.*${OCF_RESKEY_target_regexp}" 
> 
>+	declare tmpfn
>+	declare time_created time_now
>+	declare -i delta=0
>+
>+	#
>+	# Don't let anyone read the cache files.
>+	#
>+	umask 066
>+	if [ -n "$OCF_RESKEY_service_name" ]; then
>+
>+		#
>+		# For large #s of exports, we need to cache the information
>+		#
>+
>+		tmpfn=/tmp/nfsclient-status-cache-$OCF_RESKEY_service_name
>+
>+		if [ -f "$tmpfn" ]; then
>+			time_created=$(stat -c "%Y" $tmpfn)
>+			time_now=$(date +"%s")
>+			delta=$((time_now-time_created))
>+		fi
>+		#echo "Cache age = $delta seconds"
>+	else
>+		delta=100
>+		#
>+		# Create a different file if this is a separate instance
>+		#
>+		tmpfn=/tmp/nfsclient-status-cache-$$
>+	fi
>+
>+	if ! [ -f "$tmpfn" ] || [ $delta -gt 30 ]; then
>+		#echo "Create $tmpfn. Nonexistent / expired / no service name"
>+		exportfs -v > $tmpfn
>+	fi
>+
>+        cat $tmpfn | tr -d "\n" | sed -e 's/([^)]*)/\n/g' | grep -iq \
>+		"^${OCF_RESKEY_path}[\t ]*.*${OCF_RESKEY_target_regexp}" 
> 	rv=$? 
>-	if [ $rv -ne 0 ]; then
>+
>+	if [ $rv -eq 0 ]; then
>+		[ -z "$OCF_RESKEY_service_name" ] && rm -f $tmpfn
>+		exit 0
>+	fi
>+
>+	declare OCF_RESKEY_target_tmp=$(clufindhostname -i "$OCF_RESKEY_target")
>+	if [ $? -ne 0 ]; then
>+		[ -z "$OCF_RESKEY_service_name" ] && rm -f $tmpfn
> 		ocf_log err "nfsclient:$OCF_RESKEY_name is missing!"
>+		exit 1
>+	fi
>+
>+        cat $tmpfn | tr -d "\n" | sed -e 's/([^)]*)/\n/g' | grep -q \
>+		"^${OCF_RESKEY_path}[\t ]*.*${OCF_RESKEY_target_tmp}" 
>+	rv=$? 
>+
>+	[ -z "$OCF_RESKEY_service_name" ] && rm -f $tmpfn
>+	if [ $rv -eq 0 ]; then
>+		exit 0
> 	fi
>+
>+	ocf_log err "nfsclient:$OCF_RESKEY_name is missing!"
>+	exit 1
> 	;;
> 
> recover)

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Attachments on bug 455324: 316120 | 316787