#!/bin/bash
#
# Send email when all jobs in a batch are finished.
# The script doesn't return until that time.
# It's probably best off being backgrounded, unless
# the next command is intended to be run after the 
# completion of all jobs.


# address to which to send it
emailaddr="batch_users_email_name@ntmm.org"
# time [s] between checks of jobs 
interval=180

# try to change to the batch's base directory
basedir="$(dirname "$(realpath "$0" )" )"
if ! cd "$basedir"
then
        echo "Problem trying to change directory to "
        echo "$basedir/"
        echo "Exiting."
        exit 3
fi

# loop until `RUNNING' is NOT found in the host status
until  ! ./report_job_status hosts | grep -q RUNNING
do 
	sleep $interval
done

# send the contents of the hosts and durations, by email
(
	echo " "
	./report_job_status hosts
	echo " "
	./report_job_status findur
	echo " "
) |  mail -s "batch: \"`basename \"\`realpath "$basedir"\`\"`\" is finished" $emailaddr