# Copyright (C) 2011-2016 Free Software Foundation, Inc.

# Copyright (C) 2015-2016 Red Hat, Inc.

#

# This file is part of GnuTLS.

#

# The launch_server() function was contributed by Cedric Arbogast.

#

# This file is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 3 of the License, or

# (at your option) any later version.

#

# This file is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this file; if not, write to the Free Software Foundation,

# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

export TZ="UTC"

# Check for a utility to list ports.  Both ss and netstat will list

# ports for normal users, and have similar semantics, so put the

# command in the caller's PFCMD, or exit, indicating an unsupported

# test.  Prefer ss from iproute2 over the older netstat.

have_port_finder() {

	for file in $(which ss 2> /dev/null) /*bin/ss /usr/*bin/ss /usr/local/*bin/ss;do

		if test -x "$file";then

			PFCMD="$file";return 0

		fi

	done

	if test -z "$PFCMD";then

	for file in $(which netstat 2> /dev/null) /bin/netstat /usr/bin/netstat /usr/local/bin/netstat;do

		if test -x "$file";then

			PFCMD="$file";return 0

		fi

	done

	fi

	if test -z "$PFCMD";then

		echo "neither ss nor netstat found"

		exit 1

	fi

}

check_if_port_in_use() {

	local PORT="$1"

	local PFCMD; have_port_finder

	$PFCMD -an|grep "[\:\.]$PORT" >/dev/null 2>&1

}

check_if_port_listening() {

	local PORT="$1"

	local PFCMD; have_port_finder

	$PFCMD -anl|grep "[\:\.]$PORT"|grep LISTEN >/dev/null 2>&1

}

# Find a port number not currently in use.

GETPORT='rc=0; myrandom=$(date +%N | sed s/^0*//)

    while test $rc = 0;do

	PORT="$(((($$<<15)|$myrandom) % 63001 + 2000))"

	check_if_port_in_use $PORT;rc=$?

    done

'

check_for_datefudge() {

	TSTAMP=`datefudge -s "2006-09-23" date -u +%s || true`

	if test "$TSTAMP" != "1158969600" || test "$WINDOWS" = 1; then

	echo $TSTAMP

		echo "You need datefudge to run this test"

		exit 77

	fi

}

fail() {

   PID="$1"

   shift

   echo "Failure: $1" >&2

   [ -n "${PID}" ] && kill ${PID}

   exit 1

}

exit_if_non_x86()

{

which lscpu >/dev/null 2>&1

if test $? = 0;then

        $(which lscpu)|grep Architecture|grep x86

        if test $? != 0;then

                echo "non-x86 CPU detected"

                exit 0

        fi

fi

}

exit_if_non_padlock()

{

which lscpu >/dev/null 2>&1

if test $? = 0;then

        $(which lscpu)|grep Flags|grep phe

        if test $? != 0;then

                echo "non-Via padlock CPU detected"

                exit 0

        fi

fi

}

wait_for_port()

{

	local ret

	local PORT="$1"

	sleep 4

	for i in 1 2 3 4 5 6;do

		check_if_port_listening ${PORT}

		ret=$?

		if test $ret != 0;then

		check_if_port_in_use ${PORT}

			echo try $i

			sleep 2

		else

			break

		fi

	done

	return $ret

}

wait_for_free_port()

{

	local ret

	local PORT="$1"

	for i in 1 2 3 4 5 6;do

		check_if_port_in_use ${PORT}

		ret=$?

		if test $ret != 0;then

			break

		else

			sleep 20

		fi

	done

	return $ret

}

launch_server() {

	PARENT="$1"

	shift

	wait_for_free_port ${PORT}

	${SERV} ${DEBUG} -p "${PORT}" $* >/dev/null &

}

launch_pkcs11_server() {

	PARENT="$1"

	shift

	PROVIDER="$1"

	shift

	wait_for_free_port ${PORT}

	${VALGRIND} ${SERV} ${PROVIDER} ${DEBUG} -p "${PORT}" $* &

}

launch_bare_server() {

	PARENT="$1"

	shift

	wait_for_free_port ${PORT}

	${SERV} $* >/dev/null &

}

wait_server() {

	local PID=$1

	trap "test -n \"${PID}\" && kill ${PID};exit 1" 1 15 2

	wait_for_port $PORT

	if test $? != 0;then

		echo "Server $PORT did not come up"

		kill $PID

		exit 1

	fi

}

wait_udp_server() {

	local PID=$1

	trap "test -n \"${PID}\" && kill ${PID};exit 1" 1 15 2

	sleep 4

}

if test -x /usr/bin/lockfile-create;then

LOCKFILE="lockfile-create global"

UNLOCKFILE="lockfile-remove global"

else

LOCKFILE="lockfile global.lock"

UNLOCKFILE="rm -f global.lock"

fi