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#!/bin/bash
# This test tests tcp forwarding in a network namespace with assigned template.
# To do so, a simple tcp listener service is started in a network namespace.
# Released under GNU GPLv3+
echo ===============================================================================
echo \[tcp_forwarding_ns_tpl.sh\]: test for tcp forwarding in a network namespace with assigned template
echo This test must be run as root [network namespace creation/change required]
if [ "$EUID" -ne 0 ]; then
exit 77 # Not root, skip this test
fi
# create the pipe and start a background process that copies data from
# it to the "regular" work file
. ${srcdir:=.}/diag.sh init
generate_conf
add_conf '
$MainMsgQueueTimeoutShutdown 10000
template(name="outfmt" type="string" string="%msg:F,58:2%\n")
if $msg contains "msgnum:" then
action(type="omfwd" template="outfmt"
target="127.0.0.1" port="'$TCPFLOOD_PORT'" protocol="tcp" networknamespace="rsyslog_test_ns")
'
# create network namespace and bring it up
ip netns add rsyslog_test_ns
ip netns exec rsyslog_test_ns ip link set dev lo up
# run server in namespace
ip netns exec rsyslog_test_ns ./minitcpsrv -t127.0.0.1 -p'$TCPFLOOD_PORT' -f $RSYSLOG_OUT_LOG &
BGPROCESS=$!
echo background minitcpsrvr process id is $BGPROCESS
# now do the usual run
startup
# 10000 messages should be enough
injectmsg 0 10000
shutdown_when_empty # shut down rsyslogd when done processing messages
wait_shutdown
# note: minitcpsrvr shuts down automatically if the connection is closed!
# (we still leave the code here in in case we need it later)
#echo shutting down minitcpsrv...
#kill $BGPROCESS
#wait $BGPROCESS
#echo background process has terminated, continue test...
# remove network namespace
ip netns delete rsyslog_test_ns
# and continue the usual checks
seq_check 0 9999
exit_test
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