#!/bin/bash # This runs sends and receives messages via UDP to the standard # ports. Note that with UDP we can always have message loss. While this is # less likely in a local environment, we strongly limit the amount of data # we send in the hope to not lose any messages. However, failure of this # test does not necessarily mean that the code is wrong (but it is very likely!) # added 2009-11-11 by Rgerhards # This file is part of the rsyslog project, released under GPLv3 echo =============================================================================== echo \[sndrcv_omudpspoof.sh\]: testing sending and receiving via omudp echo This test must be run as root [raw socket access required] if [ "$EUID" -ne 0 ]; then exit 77 # Not root, skip this test fi export TCPFLOOD_EXTRA_OPTS="-b1 -W1" # uncomment for debugging support: . ${srcdir:=.}/diag.sh init # start up the instances #export RSYSLOG_DEBUG="debug nostdout noprintmutexaction" export RSYSLOG_DEBUGLOG="log" generate_conf add_conf ' $ModLoad ../plugins/imudp/.libs/imudp # then SENDER sends to this port (not tcpflood!) $UDPServerRun 514 $template outfmt,"%msg:F,58:2%\n" $template dynfile,"'$RSYSLOG_OUT_LOG'" :msg, contains, "msgnum:" ?dynfile;outfmt ' startup export RSYSLOG_DEBUGLOG="log2" #valgrind="valgrind" generate_conf 2 add_conf ' $ModLoad ../plugins/imtcp/.libs/imtcp # this listener is for message generation by the test framework! $InputTCPServerRun '$TCPFLOOD_PORT' $ModLoad ../plugins/omudpspoof/.libs/omudpspoof $template spoofaddr,"127.0.0.1" #begin action definition $ActionOMUDPSpoofSourceNameTemplate spoofaddr $ActionOMUDPSpoofTargetHost 127.0.0.1 $ActionOMUDPSpoofSourcePortStart 514 $ActionOMUDPSpoofSourcePortEnd 514 *.* :omudpspoof: ' 2 startup 2 # now inject the messages into instance 2. It will connect to instance 1, # and that instance will record the data. tcpflood -m50 -i1 sleep 5 # make sure all data is received in input buffers # shut down sender when everything is sent, receiver continues to run concurrently shutdown_when_empty 2 wait_shutdown 2 # now it is time to stop the receiver as well shutdown_when_empty wait_shutdown # do the final check seq_check 1 50