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#!/bin/sh
# Run a distributed perftest against a cluster.
# Args: npubs nsubs [perftest-options]
source config.sh
NPUBS=${1:-4} ; shift
NSUBS=${1:-4} ; shift
OPTS="--npubs $NPUBS --nsubs $NSUBS $*"
CLIENTS=($CLIENT_HOSTS)
BROKERS=(`cat $CLUSTER_HOME/hosts`)
PORTS=(`cat $CLUSTER_HOME/ports`)
start() {
client=${CLIENTS[i % ${#CLIENTS[*]}]}
broker=${BROKERS[i % ${#BROKERS[*]}]}
port=${PORTS[i % ${#PORTS[*]}]}
ssh -n $client $PERFTEST $OPTS $* -b $broker -p $port &
PIDS="$PIDS $!"
}
ssh ${CLIENTS[0]} $PERFTEST $OPTS --setup -b ${BROKERS[0]} -p${PORTS[0]}
for (( i=0 ; i < $NPUBS ; ++i)); do start --publish; done
for (( ; i < $NPUBS+$NSUBS ; ++i)); do start --subscribe; done
ssh ${CLIENTS[0]} $PERFTEST $OPTS --control -b ${BROKERS[0]} -p${PORTS[0]}
for pid in $PIDS; do
wait $pid || echo "ERROR: client process $pid failed"
done
`dirname $0`/cluster_check
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