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. --- tests/qemu-iotests/233 | 99 +++++++++++++++++++++++++++++++++++ tests/qemu-iotests/233.out | 33 ++++++++++++ tests/qemu-iotests/common.nbd | 47 +++++++++++++++++ tests/qemu-iotests/group | 1 + 4 files changed, 180 insertions(+) create mode 100755 tests/qemu-iotests/233 create mode 100644 tests/qemu-iotests/233.out
diff --git a/tests/qemu-iotests/233 b/tests/qemu-iotests/233 new file mode 100755 index 0000000000..8f3d5bd013 --- /dev/null +++ b/tests/qemu-iotests/233 @@ -0,0 +1,99 @@ +#!/bin/bash +# +# Test NBD TLS certificate / authorization integration +# +# Copyright (C) 2018 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +# creator +owner=berra...@redhat.com + +seq=`basename $0` +echo "QA output created by $seq" + +here=`pwd` +status=1 # failure is the default! + +_cleanup() +{ + nbd_server_stop + _cleanup_test_img + tls_x509_cleanup +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter +. ./common.pattern +. ./common.tls +. ./common.nbd + +_supported_fmt raw qcow2 +_supported_proto file +_supported_os Linux +_require_command QEMU_NBD + +nbd_server_set_tcp_port +tls_x509_init + +echo +echo "== preparing TLS creds ==" + +tls_x509_create_root_ca "ca1" +tls_x509_create_root_ca "ca2" +tls_x509_create_server "ca1" "server1" +tls_x509_create_client "ca1" "client1" +tls_x509_create_client "ca2" "client2" + +echo +echo "== preparing image ==" +_make_test_img 64M + + +echo +echo "== check TLS client to plain server fails ==" +nbd_server_start_tcp_socket "$TEST_IMG" + +$QEMU_IMG info --image-opts \ + --object tls-creds-x509,dir=${tls_dir}/client1,endpoint=client,id=tls0 \ + driver=nbd,host=$nbd_tcp_addr,port=$nbd_tcp_port,tls-creds=tls0 + +nbd_server_stop + +echo +echo "== check plain client to TLS server fails ==" + +nbd_server_start_tcp_socket --object tls-creds-x509,dir=${tls_dir}/server1,endpoint=server,id=tls0,verify-peer=yes --tls-creds tls0 "$TEST_IMG" + +$QEMU_IMG info nbd://localhost:$nbd_tcp_port + +echo +echo "== check TLS works ==" +$QEMU_IMG info --image-opts \ + --object tls-creds-x509,dir=${tls_dir}/client1,endpoint=client,id=tls0 \ + driver=nbd,host=$nbd_tcp_addr,port=$nbd_tcp_port,tls-creds=tls0 + +echo +echo "== check TLS with different CA fails ==" +$QEMU_IMG info --image-opts \ + --object tls-creds-x509,dir=${tls_dir}/client2,endpoint=client,id=tls0 \ + driver=nbd,host=$nbd_tcp_addr,port=$nbd_tcp_port,tls-creds=tls0 + +# success, all done +echo "*** done" +rm -f $seq.full +status=0 diff --git a/tests/qemu-iotests/233.out b/tests/qemu-iotests/233.out new file mode 100644 index 0000000000..eaa410c270 --- /dev/null +++ b/tests/qemu-iotests/233.out @@ -0,0 +1,33 @@ +QA output created by 233 + +== preparing TLS creds == +Generating a self signed certificate... +Generating a self signed certificate... +Generating a signed certificate... +Generating a signed certificate... +Generating a signed certificate... + +== preparing image == +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 + +== check TLS client to plain server fails == +option negotiation failed: read failed: Unexpected end-of-file before all bytes were read +qemu-img: Could not open 'driver=nbd,host=127.0.0.1,port=10809,tls-creds=tls0': Denied by server for option 5 (starttls) +server reported: TLS not configured + +== check plain client to TLS server fails == +option negotiation failed: read failed: Unexpected end-of-file before all bytes were read +qemu-img: Could not open 'nbd://localhost:10809': TLS negotiation required before option 8 (structured reply) +server reported: Option 0x8 not permitted before TLS +write failed (error message): Unable to write to socket: Broken pipe + +== check TLS works == +image: nbd://127.0.0.1:10809 +file format: nbd +virtual size: 64M (67108864 bytes) +disk size: unavailable + +== check TLS with different CA fails == +option negotiation failed: Verify failed: No certificate was found. +qemu-img: Could not open 'driver=nbd,host=127.0.0.1,port=10809,tls-creds=tls0': The certificate hasn't got a known issuer +*** done diff --git a/tests/qemu-iotests/common.nbd b/tests/qemu-iotests/common.nbd index 61e9e90fee..0483ea7c55 100644 --- a/tests/qemu-iotests/common.nbd +++ b/tests/qemu-iotests/common.nbd @@ -20,6 +20,7 @@ # nbd_unix_socket="${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 +63,49 @@ function nbd_server_start_unix_socket() $QEMU_NBD -v -t -k "$nbd_unix_socket" $@ & nbd_server_wait_for_unix_socket $! } + +function nbd_server_set_tcp_port() +{ + for port in `seq 10809 10909` + do + socat TCP:$nbd_tcp_addr:$port STDIO < /dev/null 1>/dev/null 2>&1 + if test $? != 0 + then + nbd_tcp_port=$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=$1 + + for ((i = 0; i < 300; i++)) + do + socat TCP:localhost:$nbd_tcp_port STDIO < /dev/null 1>/dev/null 2>&1 + if test $? == 0 + 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 unix 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 $! +} diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index ebe4fe78bc..e4327efa42 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -228,3 +228,4 @@ 229 auto quick 231 auto quick 232 auto quick +233 auto quick -- 2.19.1
