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2021-01-20iotests: define group in each iotestVladimir Sementsov-Ogievskiy
We are going to drop group file. Define group in tests as a preparatory step. The patch is generated by cd tests/qemu-iotests grep '^[0-9]\{3\} ' group | while read line; do file=$(awk '{print $1}' <<< "$line"); groups=$(sed -e 's/^... //' <<< "$line"); awk "NR==2{print \"# group: $groups\"}1" $file > tmp; cat tmp > $file; done Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-Id: <20210116134424.82867-7-vsementsov@virtuozzo.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2020-07-14iotests: Specify explicit backing format where sensibleEric Blake
There are many existing qcow2 images that specify a backing file but no format. This has been the source of CVEs in the past, but has become more prominent of a problem now that libvirt has switched to -blockdev. With older -drive, at least the probing was always done by qemu (so the only risk of a changed format between successive boots of a guest was if qemu was upgraded and probed differently). But with newer -blockdev, libvirt must specify a format; if libvirt guesses raw where the image was formatted, this results in data corruption visible to the guest; conversely, if libvirt guesses qcow2 where qemu was using raw, this can result in potential security holes, so modern libvirt instead refuses to use images without explicit backing format. The change in libvirt to reject images without explicit backing format has pointed out that a number of tools have been far too reliant on probing in the past. It's time to set a better example in our own iotests of properly setting this parameter. iotest calls to create, rebase, and convert are all impacted to some degree. It's a bit annoying that we are inconsistent on command line - while all of those accept -o backing_file=...,backing_fmt=..., the shortcuts are different: create and rebase have -b and -F, while convert has -B but no -F. (amend has no shortcuts, but the previous patch just deprecated the use of amend to change backing chains). Signed-off-by: Eric Blake <eblake@redhat.com> Message-Id: <20200706203954.341758-9-eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2020-05-08iotests/082: require bochsVladimir Sementsov-Ogievskiy
Test fails if bochs not whitelisted, so, skip it in this case. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20200430124713.3067-3-vsementsov@virtuozzo.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2019-06-14iotests: Test qemu-img convert -C --salvageMax Reitz
We do not support this combination (yet), so this should yield an error message. Signed-off-by: Max Reitz <mreitz@redhat.com> Tested-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-id: 20190507203508.18026-8-mreitz@redhat.com Signed-off-by: Max Reitz <mreitz@redhat.com>
2019-05-21tests/qemu-iotests: Remove the "_supported_os Linux" line from many testsThomas Huth
A lot of tests run fine on FreeBSD and macOS, too - the limitation to Linux here was likely just copied-and-pasted from other tests. Thus remove the "_supported_os Linux" line from tests that run successful in our CI pipelines on FreeBSD and macOS. Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Tested-by: Alex Bennée <alex.bennee@linaro.org> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> Message-Id: <20190502084506.8009-6-thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
2019-04-30iotests: Perform the correct test in 082Max Reitz
In the "amend" section of 082, we perform a single "convert" test (namely "convert -o help"). That does not make sense, especially because we have done exactly that "convert" test earlier in 082 already. Replacing "convert" by "amend" yields an error, which is correct because there is no point in "amend" having a default format. The user has to either specify the format, or give a file for qemu-img to probe. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2019-03-08qemu-iotests: Improve portability by searching bash in the $PATHPhilippe Mathieu-Daudé
Bash is not always installed as /bin/bash. In particular on OpenBSD, the package installs it in /usr/local/bin. Use the 'env' shebang to search bash in the $PATH. Patch created mechanically by running: $ git grep -lE '#! ?/bin/bash' -- tests/qemu-iotests \ | while read f; do \ sed -i 's|^#!.\?/bin/bash$|#!/usr/bin/env bash|' $f; \ done Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-11-19iotests: Drop use of bash keyword 'function'Eric Blake
Bash allows functions to be declared with or without the leading keyword 'function'; but including the keyword does not comply with POSIX syntax, and is confusing to ksh users where the use of the keyword changes the scoping rules for functions. Stick to the POSIX form through iotests. Done mechanically with: sed -i 's/^function //' $(git ls-files tests/qemu-iotests) Signed-off-by: Eric Blake <eblake@redhat.com> Message-Id: <20181116215002.2124581-1-eblake@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2018-11-19qemu-iotests: remove unused variable 'here'Mao Zhongyi
Running git grep '\$here' tests/qemu-iotests has 0 hits, which means we are setting a variable that has no use. It appears that commit e8f8624d removed the last use. So execute the following cmd to remove all of the 'here=...' lines as dead code. sed -i '/^here=/d' $(git grep -l '^here=' tests/qemu-iotests) Cc: kwolf@redhat.com Cc: mreitz@redhat.com Cc: eblake@redhat.com Suggested-by: Eric Blake <eblake@redhat.com> Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com> Message-Id: <20181024094051.4470-3-maozhongyi@cmss.chinamobile.com> Reviewed-by: Eric Blake <eblake@redhat.com> [eblake: touch up commit message, reorder series, rebase to master] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-07-30iotests: Add test for 'qemu-img convert -C' compatibilityFam Zheng
Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-06-11iotests: Test help option for unsupporting formatsMax Reitz
This adds test cases to 082 for qemu-img create/convert/amend "-o help" on formats that do not support creation or amendment, respectively. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 20180509210023.20283-7-mreitz@redhat.com Signed-off-by: Max Reitz <mreitz@redhat.com>
2017-07-18qemu-img: Check for backing image if specified during createJohn Snow
Or, rather, force the open of a backing image if one was specified for creation. Using a similar -unsafe option as rebase, allow qemu-img to ignore the backing file validation if possible. It may not always be possible, as in the existing case when a filesize for the new image was not specified. This is accomplished by shifting around the conditionals in bdrv_img_create, such that a backing file is always opened unless we provide BDRV_O_NO_BACKING. qemu-img is adjusted to pass this new flag when -u is provided to create. Sorry for the heinous looking diffstat, but it's mostly whitespace. Inspired by: https://bugzilla.redhat.com/show_bug.cgi?id=1213786 Signed-off-by: John Snow <jsnow@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-04-15qemu-iotests: tests: do not set unused tmp variableSascha Silbe
The previous commit removed the last usage of ${tmp} inside the tests themselves; the only remaining users are sourced by check. So we can now drop this variable from the tests. Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com> Reviewed-by: Bo Tu <tubo@linux.vnet.ibm.com> Message-id: 1460472980-26319-4-git-send-email-silbe@linux.vnet.ibm.com Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com>
2014-12-10qemu-iotests: 082: Filter the real disk sizeMichael Mueller
The real on-disk size of an image depends on things like the host filesystem. _img_info already filters it out, use the function in 082. Signed-off-by: Michael Mueller <mimu@linux.vnet.ibm.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-10-23block: qemu-iotests change _supported_proto to file once more.Peter Lieven
In preparation to possible automatic regression and performance testing for the block layer I found that the iotests don't work for all protocols anymore. In commit 1f7bf7d0 I started to change supported protocols from generic to file for various tests. Unfortunately, some tests added in the meantime again carry generic protocol altough they can only work with file because they require local file access. The other way around for some tests that only support file I added NFS protocol after confirming they work. Signed-off-by: Peter Lieven <pl@kamp.de> Reviewed-by: Benoît Canet <benoit.canet@nodalink.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-10-04iotests: Use _img_infoMax Reitz
qemu-img info should only be used directly if the format-specific information or the name of the format is relevant (some tests explicitly test format-specific information; test 082 uses qcow2-specific settings to test the qemu-img interface); otherwise, tests should always use _img_info instead. Test 082 was touched only partially. It does test the qemu-img interface; however, its invocations of qemu-img info are not real tests but rather verifications, so if format-specific information is not important for the test, there is no reason not to use _img_info. In contrast to directly invoking qemu-img info, "qcow2" is replaced by "IMGFMT"; but as "qcow2" is only mentioned once in test 082 (in _supported_fmt), I consider this an improvement. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412105489-7681-2-git-send-email-mreitz@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-02-21qemu-iotests: Check qemu-img command line parsingKevin Wolf
Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Jeff Cody <jcody@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>