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Diffstat (limited to 'qemu/tests/qemu-iotests/142')
| -rwxr-xr-x | qemu/tests/qemu-iotests/142 | 358 |
1 files changed, 0 insertions, 358 deletions
diff --git a/qemu/tests/qemu-iotests/142 b/qemu/tests/qemu-iotests/142 deleted file mode 100755 index 29c0606bd..000000000 --- a/qemu/tests/qemu-iotests/142 +++ /dev/null @@ -1,358 +0,0 @@ -#!/bin/bash -# -# Test for configuring cache modes of arbitrary nodes (requires O_DIRECT) -# -# Copyright (C) 2015 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=kwolf@redhat.com - -seq=`basename $0` -echo "QA output created by $seq" - -here=`pwd` -status=1 # failure is the default! - -_cleanup() -{ - _cleanup_test_img - rm -f $TEST_IMG.snap -} -trap "_cleanup; exit \$status" 0 1 2 3 15 - -# get standard environment, filters and checks -. ./common.rc -. ./common.filter - -_supported_fmt qcow2 -_supported_proto file -_supported_os Linux - -# We test all cache modes anyway, but O_DIRECT needs to be supported -_default_cache_mode none -_supported_cache_modes none directsync - -function do_run_qemu() -{ - echo Testing: "$@" - ( - if ! test -t 0; then - while read cmd; do - echo $cmd - done - fi - echo quit - ) | $QEMU -nographic -monitor stdio -nodefaults "$@" - echo -} - -function run_qemu() -{ - do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu -} - -size=128M - -TEST_IMG="$TEST_IMG.base" _make_test_img $size -TEST_IMG="$TEST_IMG.snap" _make_test_img $size -_make_test_img -b "$TEST_IMG.base" $size - -echo -echo === Simple test for all cache modes === -echo - -run_qemu -drive file="$TEST_IMG",cache=none -run_qemu -drive file="$TEST_IMG",cache=directsync -run_qemu -drive file="$TEST_IMG",cache=writeback -run_qemu -drive file="$TEST_IMG",cache=writethrough -run_qemu -drive file="$TEST_IMG",cache=unsafe -run_qemu -drive file="$TEST_IMG",cache=invalid_value - -echo -echo === Check inheritance of cache modes === -echo - -files="if=none,file=$TEST_IMG,backing.file.filename=$TEST_IMG.base" -ids="node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file" - -function check_cache_all() -{ - # cache.direct is supposed to be inherited by both bs->file and - # bs->backing - - echo -e "cache.direct=on on none0" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",cache.direct=on | grep -e "Cache" -e "[Cc]annot|[Cc]ould not|[Cc]an't" - echo -e "\ncache.direct=on on file" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",file.cache.direct=on | grep -e "Cache" -e "[Cc]annot|[Cc]ould not|[Cc]an't" - echo -e "\ncache.direct=on on backing" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.cache.direct=on | grep -e "Cache" -e "[Cc]annot|[Cc]ould not|[Cc]an't" - echo -e "\ncache.direct=on on backing-file" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.file.cache.direct=on | grep -e "Cache" -e "[Cc]annot|[Cc]ould not|[Cc]an't" - - # cache.writeback is supposed to be inherited by bs->backing; bs->file - # always gets cache.writeback=on - - echo -e "\n\ncache.writeback=off on none0" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",cache.writeback=off | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.writeback=off on file" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",file.cache.writeback=off | grep -e "doesn't" -e "does not" - echo -e "\ncache.writeback=off on backing" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.cache.writeback=off | grep -e "doesn't" -e "does not" - echo -e "\ncache.writeback=off on backing-file" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.file.cache.writeback=off | grep -e "doesn't" -e "does not" - - # cache.no-flush is supposed to be inherited by both bs->file and bs->backing - - echo -e "\n\ncache.no-flush=on on none0" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",cache.no-flush=on | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.no-flush=on on file" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",file.cache.no-flush=on | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.no-flush=on on backing" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.cache.no-flush=on | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.no-flush=on on backing-file" - echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.file.cache.no-flush=on | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" -} - -echo -echo "--- Configure cache modes on the command line ---" -echo - -# First check the inherited cache mode after opening the image. - -hmp_cmds="info block none0 -info block image -info block file -info block backing -info block backing-file" - -check_cache_all - -echo -echo "--- Cache modes after reopen (live snapshot) ---" -echo - -# Then trigger a reopen and check that the cache modes are still the same. - -hmp_cmds="snapshot_blkdev -n none0 $TEST_IMG.snap $IMGFMT -info block -info block image -info block file -info block backing -info block backing-file" - -check_cache_all - -echo -echo "--- Change cache modes with reopen (qemu-io command, flags) ---" -echo - -# This one actually changes the cache mode with the reopen. For this test, the -# new cache mode is specified in the flags, not as an option. - -hmp_cmds='qemu-io none0 "reopen -c none" -info block none0 -info block image -info block file -info block backing -info block backing-file' - -check_cache_all - -echo -echo "--- Change cache modes with reopen (qemu-io command, options) ---" -echo - -# This one actually changes the cache mode with the reopen. For this test, the -# new cache mode is specified as an option, not in the flags. - -hmp_cmds='qemu-io none0 "reopen -o cache.direct=on" -info block none0 -info block image -info block file -info block backing -info block backing-file' - -check_cache_all - -echo -echo "--- Change cache modes after snapshot ---" -echo - -# This checks that the original image doesn't inherit from the snapshot - -hmp_cmds="snapshot_blkdev -n none0 $TEST_IMG.snap $IMGFMT -qemu-io none0 \"reopen -c none\" -info block none0 -info block image -info block file -info block backing -info block backing-file" - -check_cache_all - -echo -echo "--- Change cache mode in parent, child has explicit option in JSON ---" -echo - -# This checks that children with options explicitly set by the json: -# pseudo-protocol don't inherit these options from their parents. -# -# Yes, blkdebug::json:... is criminal, but I can't see another way to have a -# BDS initialised with the json: pseudo-protocol, but still have it inherit -# options from its parent node. - -hmp_cmds="qemu-io none0 \"reopen -o cache.direct=on,cache.no-flush=on\" -info block none0 -info block image -info block blkdebug -info block file" - -echo "$hmp_cmds" | run_qemu -drive if=none,file="blkdebug::json:{\"filename\":\"$TEST_IMG\",,\"cache\":{\"direct\":false}}",node-name=image,file.node-name=blkdebug,file.image.node-name=file | grep "Cache" - -echo -echo "=== Check that referenced BDSes don't inherit ===" -echo - -drv_bkfile="if=none,driver=file,filename=$TEST_IMG.base,node-name=backing-file" -drv_bk="if=none,file=json:{'driver':'$IMGFMT',,'file':'backing-file',,'node-name':'backing'}" -drv_file="if=none,driver=file,filename=$TEST_IMG,node-name=file" -drv_img="if=none,id=blk,file=json:{'driver':'$IMGFMT',,'file':'file',,'backing':'backing',,'node-name':'image'}" - -function check_cache_all_separate() -{ - # Check cache.direct - - echo -e "cache.direct=on on blk" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img",cache.direct=on | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.direct=on on file" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file",cache.direct=on -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.direct=on on backing" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk",cache.direct=on -drive "$drv_file" -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.direct=on on backing-file" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile",cache.direct=on -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - - # Check cache.writeback - - echo -e "\n\ncache.writeback=off on blk" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img",cache.writeback=off | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.writeback=off on file" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file",cache.writeback=off -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.writeback=off on backing" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk",cache.writeback=off -drive "$drv_file" -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.writeback=off on backing-file" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile",cache.writeback=off -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - - # Check cache.no-flush - - echo -e "\n\ncache.no-flush=on on blk" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img",cache.no-flush=on | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.no-flush=on on file" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file",cache.no-flush=on -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.no-flush=on on backing" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk",cache.no-flush=on -drive "$drv_file" -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" - echo -e "\ncache.no-flush=on on backing-file" - echo "$hmp_cmds" | run_qemu -drive "$drv_bkfile",cache.no-flush=on -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img" | grep -e "Cache" -e "[Cc]annot\|[Cc]ould not\|[Cc]an't" -} - -echo -echo "--- Configure cache modes on the command line ---" -echo - -# First check the inherited cache mode after opening the image. - -hmp_cmds="info block image -info block file -info block backing -info block backing-file" - -check_cache_all_separate - -echo -echo "--- Cache modes after reopen (live snapshot) ---" -echo - -# Then trigger a reopen and check that the cache modes are still the same. - -hmp_cmds="snapshot_blkdev -n blk $TEST_IMG.snap $IMGFMT -info block blk -info block image -info block file -info block backing -info block backing-file" - -check_cache_all_separate - -echo -echo "--- Change cache modes with reopen (qemu-io command, flags) ---" -echo - -# This one actually changes the cache mode with the reopen. For this test, the -# new cache mode is specified as flags, not as option. - -hmp_cmds='qemu-io blk "reopen -c none" -info block image -info block file -info block backing -info block backing-file' - -check_cache_all_separate - - -echo -echo "=== Reopening children instead of the root ===" -echo - -files="if=none,file=$TEST_IMG,backing.file.filename=$TEST_IMG.base" -ids="node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file" - -echo -echo "--- Basic reopen ---" -echo - -hmp_cmds='qemu-io none0 "reopen -o backing.cache.direct=on" -info block none0 -info block image -info block file -info block backing -info block backing-file' - -check_cache_all - -echo -echo "--- Change cache mode after reopening child ---" -echo - -# This checks that children with options explicitly set with reopen don't -# inherit these options from their parents any more - -# TODO Implement node-name support for 'qemu-io' HMP command for -c -# Can use only -o to access child node options for now - -hmp_cmds="qemu-io none0 \"reopen -o file.cache.direct=off,file.cache.no-flush=off\" -qemu-io none0 \"reopen -o backing.file.cache.direct=off,backing.file.cache.no-flush=on\" -qemu-io none0 \"reopen -c none\" -info block image -info block file -info block backing -info block backing-file" - -echo "$hmp_cmds" | run_qemu -drive "$files","$ids" | grep "Cache" - -# success, all done -echo "*** done" -rm -f $seq.full -status=0 |