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selftests: mptcp: dump more info on errors

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Even if that may sound completely unlikely, the mptcp implementation
is not perfect, yet.

When the self-tests report an error we usually need more information
of what the scripts currently report. iproute allow provides
some additional goodies since a few releases, let's dump them.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Paolo Abeni 2021-02-12 15:20:27 -08:00 • committed by David S. Miller
parent c3ff3b02e9
commit 767389c8dd
1 changed files with 12 additions and 3 deletions
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15
tools/testing/selftests/net/mptcp/mptcp_connect.sh
View file

@ -128,6 +128,7 @@ cleanup()
local netns local netns
for netns in "$ns1" "$ns2" "$ns3" "$ns4";do for netns in "$ns1" "$ns2" "$ns3" "$ns4";do
ip netns del $netns ip netns del $netns
rm -f /tmp/$netns.{nstat,out}
done done
} }
@ -438,16 +439,24 @@ do_transfer()
kill ${cappid_connector} kill ${cappid_connector}
fi fi
NSTAT_HISTORY=/tmp/${listener_ns}.nstat ip netns exec ${listener_ns} \
nstat | grep Tcp > /tmp/${listener_ns}.out
if [ ${listener_ns} != ${connector_ns} ]; then
NSTAT_HISTORY=/tmp/${connector_ns}.nstat ip netns exec ${connector_ns} \
nstat | grep Tcp > /tmp/${connector_ns}.out
fi
local duration local duration
duration=$((stop-start)) duration=$((stop-start))
duration=$(printf "(duration %05sms)" $duration) duration=$(printf "(duration %05sms)" $duration)
if [ ${rets} -ne 0 ] || [ ${retc} -ne 0 ]; then if [ ${rets} -ne 0 ] || [ ${retc} -ne 0 ]; then
echo "$duration [ FAIL ] client exit code $retc, server $rets" 1>&2 echo "$duration [ FAIL ] client exit code $retc, server $rets" 1>&2
echo -e "\nnetns ${listener_ns} socket stat for ${port}:" 1>&2 echo -e "\nnetns ${listener_ns} socket stat for ${port}:" 1>&2
ip netns exec ${listener_ns} ss -nita 1>&2 -o "sport = :$port" ip netns exec ${listener_ns} ss -Menita 1>&2 -o "sport = :$port"
cat /tmp/${listener_ns}.out
echo -e "\nnetns ${connector_ns} socket stat for ${port}:" 1>&2 echo -e "\nnetns ${connector_ns} socket stat for ${port}:" 1>&2
ip netns exec ${connector_ns} ss -nita 1>&2 -o "dport = :$port" ip netns exec ${connector_ns} ss -Menita 1>&2 -o "dport = :$port"
[ ${listener_ns} != ${connector_ns} ] && cat /tmp/${connector_ns}.out
cat "$capout" cat "$capout"
return 1 return 1
fi fi