#!/bin/bash
# added 2018-04-27 by alorbach
# This file is part of the rsyslog project, released under ASL 2.0
#
# Stress anonymous imtcp over native OpenSSL with a TLSv1.3-only cipher suite.
# Success is proved by receiving the full ordered message sequence; builds whose
# native OpenSSL lacks the required TLSv1.3 SSL_CONF_cmd support must skip
# instead of failing before traffic starts.
# List available valid OpenSSL Engines for defaultopensslengine with this command:
#	openssl engine -t
#
. ${srcdir:=.}/diag.sh init
check_command_available openssl

if ! openssl ciphers -s -tls1_3 -ciphersuites TLS_AES_256_GCM_SHA384 >/dev/null 2>&1; then
	echo "SKIP: native OpenSSL build lacks TLSv1.3 ciphersuite support for this stress test"
	skip_test
fi

export NUMMESSAGES=100000
# uncomment for debugging support:
#export RSYSLOG_DEBUG="debug nostdout noprintmutexaction"
#export RSYSLOG_DEBUGLOG="$RSYSLOG_DYNNAME.receiver.debuglog"
generate_conf
add_conf '
global(	defaultNetstreamDriverCAFile="'$srcdir/tls-certs/ca.pem'"
	defaultNetstreamDriverCertFile="'$srcdir/tls-certs/cert.pem'"
	defaultNetstreamDriverKeyFile="'$srcdir/tls-certs/key.pem'"
	defaultopensslengine="rdrand"
	debug.whitelist="on"
	debug.files=["net_ossl.c", "nsd_ossl.c", "tcpsrv.c", "nsdsel_ossl.c", "nsdpoll_ptcp.c", "dnscache.c"]
)

module(	load="../plugins/imtcp/.libs/imtcp"
	StreamDriver.Name="ossl"
	StreamDriver.Mode="1"
	StreamDriver.AuthMode="anon"
	gnutlsPriorityString="Protocol=-ALL,TLSv1.3,TLSv1.2
Ciphersuites=TLS_AES_256_GCM_SHA384
"
)
input(type="imtcp" port="0" listenPortFileName="'$RSYSLOG_DYNNAME'.tcpflood_port")

template(name="outfmt" type="string" string="%msg:F,58:2%\n")
:msg, contains, "msgnum:" action(	type="omfile" 
					template="outfmt"
					file=`echo $RSYSLOG_OUT_LOG`)

'

# SignatureAlgorithms=RSA+SHA384

# Begin actual testcase
startup
tcpflood -p$TCPFLOOD_PORT -d8192 -m$NUMMESSAGES -Ttls -x$srcdir/tls-certs/ca.pem -Z$srcdir/tls-certs/cert.pem -z$srcdir/tls-certs/key.pem
wait_file_lines
shutdown_when_empty
wait_shutdown
seq_check
exit_test
