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|
#!/bin/bash
num=$1
cmd=$2
dev=$3
if [ "$cmd" == "init" ]; then
echo sanlock direct init -s test:0:$dev:0
sanlock direct init -s test:0:$dev:0
for i in `seq 1 $num`; do
off=`expr $i \* 1048576`
echo sanlock direct init -r test:r$i:$dev:$off
sanlock direct init -r test:r$i:$dev:$off
done
elif [ "$cmd" == "start" ]; then
hostid=$4
killpath=$5
echo sanlock client add_lockspace -s test:$hostid:$dev:0
sanlock client add_lockspace -s test:$hostid:$dev:0
for i in `seq 1 $num`; do
off=`expr $i \* 1048576`
echo ./sanlk_client test r$i $dev $off $killpath &
./sanlk_client test r$i $dev $off $killpath &
done
elif [ "$cmd" == "delay" ]; then
sec=$3
pid=`cat /run/sanlock/sanlock.pid`
echo sync with daemon renewals
kill -s SIGSTOP $pid
sleep 20
kill -s SIGCONT $pid
sleep 1
echo sigstop sanlock pid $pid
kill -s SIGSTOP $pid
echo sleep $sec
sleep $sec
echo sigcont sanlock pid $pid
kill -s SIGCONT $pid
elif [ "$cmd" == "iodelay" ]; then
sec=$4
pid=`cat /run/sanlock/sanlock.pid`
echo sync with daemon renewals
kill -s SIGSTOP $pid
sleep 20
kill -s SIGCONT $pid
sleep 2
echo save linear
rm -f /tmp/client-state.txt
rm -f /tmp/client-linear.txt
rm -f /tmp/client-error.txt
dmsetup table $dev > /tmp/client-linear.txt
sed "s/linear/error/" /tmp/client-linear.txt > /tmp/client-error.txt
echo load error
dmsetup suspend $dev
dmsetup load $dev /tmp/client-error.txt
dmsetup resume $dev
echo sleep $sec
sleep $sec
echo load linear
dmsetup suspend $dev
dmsetup load $dev /tmp/client-linear.txt
dmsetup resume $dev
elif [ "$cmd" == "error" ]; then
echo save linear
rm -f /tmp/client-state.txt
rm -f /tmp/client-linear.txt
rm -f /tmp/client-error.txt
dmsetup table $dev > /tmp/client-linear.txt
sed "s/linear/error/" /tmp/client-linear.txt > /tmp/client-error.txt
echo load error
dmsetup suspend $dev
dmsetup load $dev /tmp/client-error.txt
dmsetup resume $dev
elif [ "$cmd" == "linear" ]; then
echo load linear
dmsetup suspend $dev
dmsetup load $dev /tmp/client-linear.txt
dmsetup resume $dev
elif [ "$cmd" == "resume" ]; then
hostid=$4
echo load linear
dmsetup suspend $dev
dmsetup load $dev /tmp/client-linear.txt
dmsetup resume $dev
echo sanlock client add_lockspace -s test:$hostid:$dev:0
sanlock client add_lockspace -s test:$hostid:$dev:0
while read pid state; do
echo sanlock client acquire -p $pid -r $state
sanlock client acquire -p $pid -r $state
ret=$?
if [ $ret == 0 ]; then
kill -s SIGCONT $pid
else
kill -s SIGKILL $pid
fi
done < /tmp/client-state.txt
else
echo ""
echo "clientn N init DEV"
echo " sanlock direct init -s test:0:DEV:0"
echo " sanlock direct init -r test:rI:DEV:OFF"
echo ""
echo "clientn N start DEV HOSTID KILLPATH"
echo " sanlock client add_lockspace -s test:HOSTID:DEV:0"
echo " starts N ./sanlk_client processes"
echo ""
echo "clientn N delay SEC"
echo " sigstop sanlock daemon"
echo " sleep SEC"
echo " sigcont sanlock daemon"
echo ""
echo "clientn N iodelay DEV SEC"
echo " block i/o to DEV"
echo " sleep SEC"
echo " unblock i/o to DEV"
echo ""
echo "clientn N linear DEV"
echo " unblock i/o to DEV"
echo ""
echo "clientn N error DEV"
echo " blocks i/o to DEV"
echo " causes KILLPATH to run"
echo " causes lockspace to be removed"
echo ""
echo "clientn N resume DEV HOSTID"
echo " sanlock client add_lockspace -s test:HOSTID:DEV:0"
echo " reacquires leases for sanlk_client pids paused by"
echo " killpath_pause, based on inquire state saved by killpath"
fi
|
