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#!/bin/bash
# add 2020-05-14 by alorbach, released under ASL 2.0
export NUMMESSAGES=10
export TEST_BYTES_SENDSIZE=4037
export TEST_BYTES_EXPECTED=$(((TEST_BYTES_SENDSIZE/2 - 420) * NUMMESSAGES)) # 262152
. ${srcdir:=.}/diag.sh init

generate_conf
add_conf '
global(
	workDirectory="'$RSYSLOG_DYNNAME.spool'"
	maxMessageSize="4k"
)
module(	load="../plugins/imtcp/.libs/imtcp"
	MaxSessions="10000"
	discardTruncatedMsg="on"
)
input(
	type="imtcp"
	name="imtcp"
	port="'$TCPFLOOD_PORT'"
	ruleset="print"
)

template(name="print_message" type="list"){
	constant(value="inputname: ")
	property(name="inputname")
	constant(value=", strlen: ")
	property(name="$!strlen")
	constant(value=", message: ")
	property(name="msg")
	constant(value="\n")
}
ruleset(name="print") {
	set $!strlen = strlen($msg);
	action(
		type="omfile" template="print_message"
		file=`echo $RSYSLOG_OUT_LOG`
	)
}
'
startup
tcpflood -p'$TCPFLOOD_PORT' -m$NUMMESSAGES -d $TEST_BYTES_SENDSIZE -O

shutdown_when_empty # shut down rsyslogd when done processing messages
wait_shutdown

content_count_check --regex "inputname: imtcp, strlen:" ${NUMMESSAGES}

count=$(wc -c < $RSYSLOG_OUT_LOG)
if [ $count -lt $TEST_BYTES_EXPECTED ]; then
	echo
	echo "FAIL: expected bytes count $count did not match $TEST_BYTES_EXPECTED. "
	echo
	echo "First 100 bytes of $RSYSLOG_OUT_LOG are: "
	head -c 100 $RSYSLOG_OUT_LOG
	echo 
	echo "Last 100 bytes of $RSYSLOG_OUT_LOG are: "
	tail -c 100 $RSYSLOG_OUT_LOG
	error_exit 1
else
	echo "Found $count bytes (Expected $TEST_BYTES_EXPECTED) in $RSYSLOG_OUT_LOG"
fi

exit_test