X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Ftests%2Fqemu-iotests%2F084;fp=qemu%2Ftests%2Fqemu-iotests%2F084;h=733018d4a843dbc8af96b6796e1cd39bb04cf5c4;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/tests/qemu-iotests/084 b/qemu/tests/qemu-iotests/084 new file mode 100755 index 000000000..733018d4a --- /dev/null +++ b/qemu/tests/qemu-iotests/084 @@ -0,0 +1,116 @@ +#!/bin/bash +# +# Test case for VDI header corruption; image too large, and too many blocks. +# Also simple test for creating dynamic and static VDI images. +# +# Copyright (C) 2013 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 . +# + +# creator +owner=jcody@redhat.com + +seq=`basename $0` +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +# This tests vdi-specific header fields +_supported_fmt vdi +_supported_proto file +_supported_os Linux + +size=64M +ds_offset=368 # disk image size field offset +bs_offset=376 # block size field offset +bii_offset=384 # block in image field offset + +echo +echo "=== Statically allocated image creation ===" +echo +_make_test_img $size -o static +_img_info +stat -c"disk image file size in bytes: %s" "${TEST_IMG}" +_cleanup_test_img + +echo +echo "=== Testing image size bounds ===" +echo +_make_test_img $size +_img_info +stat -c"disk image file size in bytes: %s" "${TEST_IMG}" + +# check for image size too large +# poke max image size, and appropriate blocks_in_image value +echo "Test 1: Maximum size (512 TB - 128 MB):" +poke_file "$TEST_IMG" "$ds_offset" "\x00\x00\x00\xf8\xff\xff\x01\x00" +poke_file "$TEST_IMG" "$bii_offset" "\x80\xff\xff\x1f" +_img_info + +echo +echo "Test 2: Size too large (512 TB - 128 MB + 64 kB)" +# This should be too large (-EINVAL): +poke_file "$TEST_IMG" "$ds_offset" "\x00\x00\x01\xf8\xff\xff\x01\x00" +_img_info + +echo +echo "Test 3: Size valid (64M), but Blocks In Image too small (63)" +# This sets the size to 64M, but with a blocks_in_image size that is +# too small +poke_file "$TEST_IMG" "$ds_offset" "\x00\x00\x00\x04\x00\x00\x00\x00" +# For a 64M image, we would need a blocks_in_image value of at least 64, +# so 63 should be too small and give us -ENOTSUP +poke_file "$TEST_IMG" "$bii_offset" "\x3f\x00\x00\x00" +_img_info + +echo +echo "Test 4: Size valid (64M), but Blocks In Image exceeds max allowed" +# Now check the bounds of blocks_in_image - 0x1fffff80 should be the max +# value here, and we should get -ENOTSUP +poke_file "$TEST_IMG" "$bii_offset" "\x81\xff\xff\x1f" +_img_info + +# Finally, 1MB is the only block size supported. Verify that +# a value != 1MB results in error, both smaller and larger +echo +echo "Test 5: Valid Image: 64MB, Blocks In Image 64, Block Size 1MB" +poke_file "$TEST_IMG" "$bii_offset" "\x40\x00\x00\x00" # reset bii to valid +poke_file "$TEST_IMG" "$bs_offset" "\x00\x00\x10\x00" # valid +_img_info +echo +echo "Test 6: Block Size != 1MB; too small test (1MB - 1)" +poke_file "$TEST_IMG" "$bs_offset" "\xff\xff\x0f\x00" # invalid (too small) +_img_info +echo +echo "Test 7: Block Size != 1MB; too large test (1MB + 64KB)" +poke_file "$TEST_IMG" "$bs_offset" "\x00\x00\x11\x00" # invalid (too large) +_img_info +# success, all done +echo +echo "*** done" +rm -f $seq.full +status=0