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tests: exercise NBD server in TLS mode

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Add tests that validate it is possible to connect to an NBD server
running TLS mode. Also test mis-matched TLS vs non-TLS connections
correctly fail.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20181116155325.22428-7-berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Tested-by: Eric Blake <eblake@redhat.com>
[eblake: rebase to iotests shell cleanups, use ss instead of socat for
port probing, sanitize port number in expected output]
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Daniel P. Berrangé 2018-11-16 15:53:25 +00:00 • committed by Eric Blake
parent a46b684106
commit afcd1c2f2d
4 changed files with 178 additions and 0 deletions
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45
tests/qemu-iotests/common.nbd
View file

@ -20,6 +20,7 @@
#
nbd_unix_socket="${TEST_DIR}/qemu-nbd.sock"
nbd_tcp_addr="127.0.0.1"
nbd_pid_file="${TEST_DIR}/qemu-nbd.pid"
function nbd_server_stop()
@ -62,3 +63,47 @@ function nbd_server_start_unix_socket()
$QEMU_NBD -v -t -k "$nbd_unix_socket" "$@" &
nbd_server_wait_for_unix_socket $!
}
function nbd_server_set_tcp_port()
{
(ss --help) >/dev/null 2>&1 || _notrun "ss utility not found, skipping test"
for ((port = 10809; port <= 10909; port++))
do
if ! ss -tln | grep -sqE ":$port\b"; then
nbd_tcp_port=$port
return
fi
done
echo "Cannot find free TCP port for nbd in range 10809-10909"
exit 1
}
function nbd_server_wait_for_tcp_socket()
{
pid=$1
for ((i = 0; i < 300; i++))
do
if ss -tln | grep -sqE ":$nbd_tcp_port\b"; then
return
fi
kill -s 0 $pid 2>/dev/null
if test $? != 0
then
echo "qemu-nbd unexpectedly quit"
exit 1
fi
sleep 0.1
done
echo "Failed in check of TCP socket created by qemu-nbd"
exit 1
}
function nbd_server_start_tcp_socket()
{
nbd_server_stop
$QEMU_NBD -v -t -b $nbd_tcp_addr -p $nbd_tcp_port "$@" &
nbd_server_wait_for_tcp_socket $!
}