Add qemu 2.4.0

[kvmfornfv.git] / qemu / tests / qemu-iotests / 083

diff --git a/qemu/tests/qemu-iotests/083 b/qemu/tests/qemu-iotests/083
new file mode 100755 (executable)
index 0000000..1b2d3f1
--- /dev/null
+++ b/qemu/tests/qemu-iotests/083
@@ -0,0 +1,130 @@
+#!/bin/bash
+#
+# Test NBD client unexpected disconnect
+#
+# Copyright Red Hat, Inc. 2014
+#
+# 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=stefanha@redhat.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1       # failure is the default!
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt generic
+_supported_proto nbd
+_supported_os Linux
+
+# Pick a TCP port based on our pid.  This way multiple instances of this test
+# can run in parallel without conflicting.
+choose_tcp_port() {
+       echo $((($$ % 31744) + 1024)) # 1024 <= port < 32768
+}
+
+wait_for_tcp_port() {
+       while ! (netstat --tcp --listening --numeric | \
+                grep "$1.*0\\.0\\.0\\.0:\\*.*LISTEN") 2>&1 >/dev/null; do
+               sleep 0.1
+       done
+}
+
+filter_nbd() {
+       # nbd.c error messages contain function names and line numbers that are prone
+       # to change.  Message ordering depends on timing between send and receive
+       # callbacks sometimes, making them unreliable.
+       #
+       # Filter out the TCP port number since this changes between runs.
+       sed -e 's#^.*nbd\.c:.*##g' \
+           -e 's#nbd:127\.0\.0\.1:[^:]*:#nbd:127\.0\.0\.1:PORT:#g' \
+            -e 's#\(exportname=foo\|PORT\): Failed to .*$#\1#'
+}
+
+check_disconnect() {
+       event=$1
+       when=$2
+       negotiation=$3
+       echo "=== Check disconnect $when $event ==="
+       echo
+
+       port=$(choose_tcp_port)
+
+       cat > "$TEST_DIR/nbd-fault-injector.conf" <<EOF
+[inject-error]
+event=$event
+when=$when
+EOF
+
+       if [ "$negotiation" = "--classic-negotiation" ]; then
+               extra_args=--classic-negotiation
+               nbd_url="nbd:127.0.0.1:$port"
+       else
+               nbd_url="nbd:127.0.0.1:$port:exportname=foo"
+       fi
+
+       $PYTHON nbd-fault-injector.py $extra_args "127.0.0.1:$port" "$TEST_DIR/nbd-fault-injector.conf" 2>&1 >/dev/null &
+       wait_for_tcp_port "127\\.0\\.0\\.1:$port"
+       $QEMU_IO -c "read 0 512" "$nbd_url" 2>&1 | _filter_qemu_io | filter_nbd
+
+       echo
+}
+
+for event in neg1 "export" neg2 request reply data; do
+       for when in before after; do
+               check_disconnect "$event" "$when"
+       done
+
+       # Also inject short replies from the NBD server
+       case "$event" in
+       neg1)
+               for when in 8 16; do
+                       check_disconnect "$event" "$when"
+               done
+               ;;
+       "export")
+               for when in 4 12 16; do
+                       check_disconnect "$event" "$when"
+               done
+               ;;
+       neg2)
+               for when in 8 10; do
+                       check_disconnect "$event" "$when"
+               done
+               ;;
+       reply)
+               for when in 4 8; do
+                       check_disconnect "$event" "$when"
+               done
+               ;;
+       esac
+done
+
+# Also check classic negotiation without export information
+for when in before 8 16 24 28 after; do
+       check_disconnect "neg-classic" "$when" --classic-negotiation
+done
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0