iotests: Improve and rename test 309 to nbd-qemu-allocation

Enhance the test to inspect what qemu-nbd is advertising during
handshake, and rename it now that we support useful iotest names.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210701190655.2131223-2-eblake@redhat.com>
This commit is contained in:
Eric Blake 2021-07-01 14:06:54 -05:00
parent bd38ae26ce
commit 1cfd21ccc7
2 changed files with 15 additions and 2 deletions

View File

@ -3,7 +3,7 @@
#
# Test qemu-nbd -A
#
# Copyright (C) 2018-2020 Red Hat, Inc.
# Copyright (C) 2018-2021 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
@ -32,6 +32,7 @@ _cleanup()
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
cd ..
. ./common.rc
. ./common.filter
. ./common.nbd
@ -57,6 +58,8 @@ echo
$QEMU_IMG map --output=json -f qcow2 "$TEST_IMG"
IMG="driver=nbd,server.type=unix,server.path=$nbd_unix_socket"
nbd_server_start_unix_socket -r -f qcow2 -A "$TEST_IMG"
# Inspect what the server is exposing
$QEMU_NBD --list -k $nbd_unix_socket
# Normal -f raw NBD block status loses access to allocation information
$QEMU_IMG map --output=json --image-opts \
"$IMG" | _filter_qemu_img_map

View File

@ -1,4 +1,4 @@
QA output created by 309
QA output created by nbd-qemu-allocation
=== Initial image setup ===
@ -14,6 +14,16 @@ wrote 2097152/2097152 bytes at offset 1048576
[{ "start": 0, "length": 1048576, "depth": 1, "zero": false, "data": true, "offset": 327680},
{ "start": 1048576, "length": 2097152, "depth": 0, "zero": false, "data": true, "offset": 327680},
{ "start": 3145728, "length": 1048576, "depth": 1, "zero": true, "data": false}]
exports available: 1
export: ''
size: 4194304
flags: 0x58f ( readonly flush fua df multi cache )
min block: 1
opt block: 4096
max block: 33554432
available meta contexts: 2
base:allocation
qemu:allocation-depth
[{ "start": 0, "length": 3145728, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
{ "start": 3145728, "length": 1048576, "depth": 0, "zero": true, "data": false, "offset": OFFSET}]
[{ "start": 0, "length": 1048576, "depth": 0, "zero": true, "data": true, "offset": OFFSET},