#!/bin/bash

# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to you under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

TOOLDIR="${DERBYDIR}/${BRANCH_DIR}/tools/testing/reporting/scripts"
. ${TOOLDIR}/env

# LOCAL_EXEC="true" # Set to 'true' to execute on THIS host only!; i.e. do not loop over machines in $1.
LOCAL_EXEC="false" # Set to  NOT 'true' to execute on all machines in $1.
RSH_SSH=ssh # Set to rsh or ssh.

if [ "$1" == "" ]
then
    echo "Usage: $0 fileListingHostsToRunTests"
    exit
fi

SANDBOX=`basename ${DERBYDIR}`
if [ ! -e ${BUILDLOGDIR}/buildOK ]
then
  echo "Derby was NOT (re)built:"
  echo "  ${BUILDLOGDIR}/buildOK does not exist."
  ### UNCOMMENT TO SEND MAIL. ${TOOLDIR}/textMail "${SANDBOX} was NOT (re)built" "${MAILTOINT}" "${UPDATELOGDIR}/update.out ${BUILDLOGDIR}/lastBuildInfo"
  exit
fi

HOSTLISTFILE=$1
echo "Execute runAllTests on all hosts listed in ${HOSTLISTFILE}"
if [ ! -e $HOSTLISTFILE ]
then
    echo "$HOSTLISTFILE does not exist."
    exit
fi

if [ "${DERBYDIR}" = "" ]
then
  echo "DERBYDIR must be defined as it is sent to startDerbyTests"
  exit
fi
if [ ! -e ${DERBYDIR} ]
then
  echo "Nonexisting DERBYDIR: ${DERBYDIR} was given to $0."
  exit
fi

if [ "${LOCAL_EXEC}" != "true" ]
then
  HOSTLIST=`grep -v "^#" ${HOSTLISTFILE}`
  for HOST in ${HOSTLIST}
  do
    if [ "${HOST}" == "exit" ]
    then
      echo "Exit: found ${HOST}"
      exit
    fi
  
    echo "Host: ${HOST}"
    echo "${RSH_SSH} ${HOST} \"${TOOLDIR}/startDerbyTests ${DERBYDIR}\""
    ${RSH_SSH} ${HOST} "${TOOLDIR}/startDerbyTests ${DERBYDIR}"
  done
else
  ${TOOLDIR}/startDerbyTests ${DERBYDIR}
fi

# We can't handle win/cygwin via 'rsh host cmd' so must use a flag which
# is detected by a looping script on the cygwin host(s):
# touch ${TESTLOGDIR}/ReadyToStartOnCygWin
touch ${DERBYDIR}/testing/ReadyToStartOnCygWin
# To be detected by ${TOOLDIR}/loopToDetectAndStartDerbyTestsOnCygwin