Allow group_by or search queries in run_client.sh

examples/twitter/run_client.sh

@@ -7,14 +7,16 @@ shopt -s xpg_echo
 shopt -s expand_aliases
 trap "exit 1" 1 2 3 15
 
-[ ! -e query.body ]  &&  echo "expecting file query.body to be in current directory"  &&  exit 2
+QUERY_FILE="${1:-group_by}_query.body"
+
+[ ! -e $QUERY_FILE ]  &&  echo "expecting file $QUERY_FILE to be in current directory"  &&  exit 2
 
 for delay in 5 15 15 15 15 15 15 15 15 15 15
  do
    echo "sleep for $delay seconds..."
    echo " " 
    sleep $delay
-   curl -X POST 'http://localhost:8080/druid/v2/' -H 'content-type: application/json'  -d @query.body
+   curl -X POST 'http://localhost:8080/druid/v2/' -H 'content-type: application/json'  -d @$QUERY_FILE
    echo " "
    echo " "
 done