| #!/usr/bin/env bash |
| # |
| # Test Quorum block driver |
| # |
| # Copyright (C) 2013 Nodalink, SARL. |
| # |
| # 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=benoit@irqsave.net |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| status=1 # failure is the default! |
| |
| _cleanup() |
| { |
| _rm_test_img "$TEST_DIR/1.raw" |
| _rm_test_img "$TEST_DIR/2.raw" |
| _rm_test_img "$TEST_DIR/3.raw" |
| } |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| _supported_fmt raw |
| _supported_proto file |
| _supported_os Linux |
| _require_drivers quorum |
| _require_devices virtio-scsi |
| |
| do_run_qemu() |
| { |
| echo Testing: "$@" |
| $QEMU -nographic -qmp stdio -serial none "$@" |
| echo |
| } |
| |
| run_qemu() |
| { |
| do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_imgfmt | _filter_qemu \ |
| | _filter_qmp | _filter_qemu_io \ |
| | _filter_generated_node_ids |
| } |
| |
| quorum="driver=raw,file.driver=quorum,file.vote-threshold=2" |
| quorum="$quorum,file.children.0.file.filename=$TEST_DIR/1.raw" |
| quorum="$quorum,file.children.1.file.filename=$TEST_DIR/2.raw" |
| quorum="$quorum,file.children.2.file.filename=$TEST_DIR/3.raw" |
| quorum="$quorum,file.children.0.driver=raw" |
| quorum="$quorum,file.children.1.driver=raw" |
| quorum="$quorum,file.children.2.driver=raw" |
| |
| echo |
| echo "== creating quorum files ==" |
| |
| size=10M |
| |
| TEST_IMG="$TEST_DIR/1.raw" _make_test_img $size |
| TEST_IMG="$TEST_DIR/2.raw" _make_test_img $size |
| TEST_IMG="$TEST_DIR/3.raw" _make_test_img $size |
| |
| echo |
| echo "== writing images ==" |
| |
| $QEMU_IO -c "open -o $quorum" -c "write -P 0x32 0 $size" | _filter_qemu_io |
| |
| echo |
| echo "== checking quorum write ==" |
| |
| $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io |
| $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io |
| $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/3.raw" | _filter_qemu_io |
| |
| echo |
| echo "== corrupting image ==" |
| |
| $QEMU_IO -c "write -P 0x42 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io |
| |
| echo |
| echo "== checking quorum correction ==" |
| |
| $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io |
| |
| echo |
| echo "== checking mixed reference/option specification ==" |
| |
| run_qemu <<EOF |
| { "execute": "qmp_capabilities" } |
| { "execute": "blockdev-add", |
| "arguments": { |
| "node-name": "drive2", |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/2.raw" |
| } |
| } |
| } |
| { "execute": "blockdev-add", |
| "arguments": { |
| "driver": "quorum", |
| "node-name": "drive0-quorum", |
| "vote-threshold": 2, |
| "children": [ |
| { |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/1.raw" |
| } |
| }, |
| "drive2", |
| { |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/3.raw" |
| } |
| } |
| ] |
| } |
| } |
| { "execute": "human-monitor-command", |
| "arguments": { |
| "command-line": 'qemu-io drive0-quorum "read -P 0x32 0 $size"' |
| } |
| } |
| { "execute": "quit" } |
| EOF |
| |
| echo |
| echo "== using quorum rewrite corrupted mode ==" |
| |
| quorum="$quorum,file.rewrite-corrupted=on" |
| |
| $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io |
| |
| echo |
| echo "== checking that quorum has corrected the corrupted file ==" |
| |
| $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io |
| |
| echo |
| echo "== using quorum rewrite corrupted mode without WRITE permission ==" |
| |
| # The same as above, but this time, do it on a quorum node whose only |
| # parent will not take the WRITE permission |
| |
| echo '-- corrupting --' |
| # Only corrupt a portion: The guest device (scsi-hd on virtio-scsi) |
| # will read some data (looking for a partition table to guess the |
| # disk's geometry), which would trigger a quorum mismatch if the |
| # beginning of the image was corrupted. The subsequent |
| # QUORUM_REPORT_BAD event would be suppressed (because at that point, |
| # there cannot have been a qmp_capabilities on the monitor). Because |
| # that event is rate-limited, the next QUORUM_REPORT_BAD that happens |
| # thanks to our qemu-io read (which should trigger a mismatch) would |
| # then be delayed past the VM quit and not appear in the output. |
| # So we keep the first 1M intact to see a QUORUM_REPORT_BAD resulting |
| # from the qemu-io invocation. |
| $QEMU_IO -c "write -P 0x42 1M 1M" "$TEST_DIR/2.raw" | _filter_qemu_io |
| |
| # Fix the corruption (on a read-only quorum node, i.e. without taking |
| # the WRITE permission on it -- its child nodes need to be R/W OTOH, |
| # so that rewrite-corrupted works) |
| echo |
| echo '-- running quorum --' |
| run_qemu \ |
| -blockdev file,node-name=file1,filename="$TEST_DIR/1.raw" \ |
| -blockdev file,node-name=file2,filename="$TEST_DIR/2.raw" \ |
| -blockdev file,node-name=file3,filename="$TEST_DIR/3.raw" \ |
| -blockdev '{ |
| "driver": "quorum", |
| "node-name": "quorum", |
| "read-only": true, |
| "vote-threshold": 2, |
| "rewrite-corrupted": true, |
| "children": [ "file1", "file2", "file3" ] |
| }' \ |
| -device virtio-scsi,id=scsi \ |
| -device scsi-hd,id=quorum-drive,bus=scsi.0,drive=quorum \ |
| <<EOF |
| { "execute": "qmp_capabilities" } |
| { |
| "execute": "human-monitor-command", |
| "arguments": { |
| "command-line": 'qemu-io -d quorum-drive "read -P 0x32 0 $size"' |
| } |
| } |
| { "execute": "quit" } |
| EOF |
| |
| echo '-- checking that the image has been corrected --' |
| $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io |
| |
| echo |
| echo "== breaking quorum ==" |
| |
| $QEMU_IO -c "write -P 0x41 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io |
| $QEMU_IO -c "write -P 0x42 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io |
| |
| echo |
| echo "== checking that quorum is broken ==" |
| |
| $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io |
| |
| echo |
| echo "== checking the blkverify mode with broken content ==" |
| |
| quorum="driver=raw,file.driver=quorum,file.vote-threshold=2,file.blkverify=on" |
| quorum="$quorum,file.children.0.file.filename=$TEST_DIR/1.raw" |
| quorum="$quorum,file.children.1.file.filename=$TEST_DIR/2.raw" |
| quorum="$quorum,file.children.0.driver=raw" |
| quorum="$quorum,file.children.1.driver=raw" |
| |
| $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io |
| |
| echo |
| echo "== writing the same data to both files ==" |
| |
| $QEMU_IO -c "write -P 0x32 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io |
| $QEMU_IO -c "write -P 0x32 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io |
| |
| echo |
| echo "== checking the blkverify mode with valid content ==" |
| |
| $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io |
| |
| echo |
| echo "== checking the blkverify mode with invalid settings ==" |
| |
| quorum="$quorum,file.children.2.file.filename=$TEST_DIR/3.raw" |
| quorum="$quorum,file.children.2.driver=raw" |
| |
| $QEMU_IO -c "open -o $quorum" | _filter_qemu_io |
| |
| echo |
| echo "== dynamically adding a child to a quorum ==" |
| |
| for verify in false true; do |
| run_qemu <<EOF |
| { "execute": "qmp_capabilities" } |
| { "execute": "blockdev-add", |
| "arguments": { |
| "driver": "quorum", |
| "node-name": "drive0-quorum", |
| "vote-threshold": 2, |
| "blkverify": ${verify}, |
| "children": [ |
| { |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/1.raw" |
| } |
| }, |
| { |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/2.raw" |
| } |
| } |
| ] |
| } |
| } |
| { "execute": "blockdev-add", |
| "arguments": { |
| "node-name": "drive3", |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/2.raw" |
| } |
| } |
| } |
| { "execute": "x-blockdev-change", |
| "arguments": { "parent": "drive0-quorum", |
| "node": "drive3" } } |
| { "execute": "quit" } |
| EOF |
| done |
| |
| echo |
| echo "== dynamically removing a child from a quorum ==" |
| |
| for verify in false true; do |
| for vote_threshold in 1 2; do |
| run_qemu <<EOF |
| { "execute": "qmp_capabilities" } |
| { "execute": "blockdev-add", |
| "arguments": { |
| "driver": "quorum", |
| "node-name": "drive0-quorum", |
| "vote-threshold": ${vote_threshold}, |
| "blkverify": ${verify}, |
| "children": [ |
| { |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/1.raw" |
| } |
| }, |
| { |
| "driver": "$IMGFMT", |
| "file": { |
| "driver": "file", |
| "filename": "$TEST_DIR/2.raw" |
| } |
| } |
| ] |
| } |
| } |
| { "execute": "x-blockdev-change", |
| "arguments": { "parent": "drive0-quorum", |
| "child": "children.1" } } |
| { "execute": "quit" } |
| EOF |
| done |
| done |
| |
| # success, all done |
| echo "*** done" |
| rm -f $seq.full |
| status=0 |
