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Network namespaces are part of the linux kernel since v2.6.24. This enables forwarding output into a configurable network namespace. E.g., action(type="omfwd" networknamespace="my_ns" target="192.168.1.23" port="10514") Signed-off-by: Bastian Stender <bst@pengutronix.de>
45 lines
1.6 KiB
Bash
Executable File
45 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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# This test tests tcp forwarding in a network namespace with assigned template.
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# To do so, a simple tcp listener service is started in a network namespace.
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# Released under GNU GPLv3+
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echo ===============================================================================
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echo \[tcp_forwarding_ns_tpl.sh\]: test for tcp forwarding in a network namespace with assigned template
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echo This test must be run as root [network namespace creation/change required]
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if [ "$EUID" -ne 0 ]; then
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exit 77 # Not root, skip this test
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fi
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# create the pipe and start a background process that copies data from
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# it to the "regular" work file
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. $srcdir/diag.sh init
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# create network namespace and bring it up
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ip netns add rsyslog_test_ns
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ip netns exec rsyslog_test_ns ip link set dev lo up
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# run server in namespace
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ip netns exec rsyslog_test_ns ./minitcpsrv -t127.0.0.1 -p13514 -frsyslog.out.log &
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BGPROCESS=$!
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echo background minitcpsrvr process id is $BGPROCESS
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# now do the usual run
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. $srcdir/diag.sh startup tcp_forwarding_ns_tpl.conf
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# 10000 messages should be enough
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. $srcdir/diag.sh injectmsg 0 10000
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. $srcdir/diag.sh shutdown-when-empty # shut down rsyslogd when done processing messages
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. $srcdir/diag.sh wait-shutdown
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# note: minitcpsrvr shuts down automatically if the connection is closed!
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# (we still leave the code here in in case we need it later)
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#echo shutting down minitcpsrv...
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#kill $BGPROCESS
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#wait $BGPROCESS
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#echo background process has terminated, continue test...
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# remove network namespace
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ip netns delete rsyslog_test_ns
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# and continue the usual checks
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. $srcdir/diag.sh seq-check 0 9999
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. $srcdir/diag.sh exit
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