added a benchmark script that launches via ssh

(This used to be ctdb commit 7eeeb9c1d8f82739015ce78d8c90291baf3b1982)

ctdb/tests/bench-ssh.sh

@@ -0,0 +1,43 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+    echo "Usage: bench-ssh.sh <NODES> <OPTIONS>"
+    exit 1
+fi
+
+while :; do
+    if [ "`echo $1 | cut -c1`" = "-" -o $# -eq 0 ]; then break; fi
+    nodes="$nodes $1";
+    shift;
+done
+
+options=$*
+dir=`pwd`
+
+echo "Creating nodes-ssh.txt"
+rm -f nodes-ssh.txt
+count=0
+for h in $nodes; do
+    echo "$h:9001" >> nodes-ssh.txt
+    count=`expr $count + 1`
+done
+
+
+echo "Killing old processes"
+for h in $nodes; do
+    scp -q nodes-ssh.txt $h:$dir
+    ssh $h killall -q ctdb_bench
+done
+
+echo "Starting nodes"
+i=0
+for h in $nodes; do
+    if [ $i -eq `expr $count - 1` ]; then
+	ssh $h $dir/bin/ctdb_bench --nlist $dir/nodes-ssh.txt --listen $h:9001 $options
+    else
+	ssh -f $h $dir/bin/ctdb_bench --nlist $dir/nodes-ssh.txt --listen $h:9001 $options
+    fi
+    i=`expr $i + 1`
+done
+
+wait