#!/usr/bin/env bash
set -o errexit
set -o pipefail

if [ $# -gt 1 -o "$1" = "--help" ]; then
	echo "Usage: $0 [pidfile]" 1>&2
	exit
fi

if [ -z "$1" ]; then
	pidfile=`mktemp`
else
	pidfile="$1"
fi

outfile=`mktemp`
echo "Starting Sauce Connect"
if [ -z "$SAUCE_TUNNEL_IDENTIFIER" ]; then
	sc -u "$SAUCE_USERNAME" -k "$SAUCE_ACCESS_KEY" -X 4445 --pidfile "$pidfile" 2>&1 | tee "$outfile" &
else
	sc -u "$SAUCE_USERNAME" -k "$SAUCE_ACCESS_KEY" -X 4445 --pidfile "$pidfile" -i "$SAUCE_TUNNEL_IDENTIFIER" 2>&1 | tee "$outfile" &
fi

while ! fgrep "Sauce Connect is up, you may start your tests." "$outfile" > /dev/null; do
    sleep 1

	 if ! ps -p $(cat "$pidfile") > /dev/null; then
	 	echo "Sauce Connect exited"
		exit 1
	 fi
done

if ! nc -z localhost 4445; then
    echo "Can't connect to Sauce tunnel"
    killall sc
    exit 1
fi