qemu-kvm/SOURCES/kvm-iotests-026-Move-v3-exclusive-test-to-new-file.patch

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From a4a984e67e276e643b8a51f39ca426d0967754a0 Mon Sep 17 00:00:00 2001
From: Max Reitz <mreitz@redhat.com>
Date: Mon, 13 Jul 2020 14:24:51 -0400
Subject: [PATCH 4/4] iotests/026: Move v3-exclusive test to new file
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
RH-Author: Max Reitz <mreitz@redhat.com>
Message-id: <20200713142451.289703-5-mreitz@redhat.com>
Patchwork-id: 97956
O-Subject: [RHEL-8.3.0 qemu-kvm PATCH 4/4] iotests/026: Move v3-exclusive test to new file
Bugzilla: 1807057
RH-Acked-by: Stefano Garzarella <sgarzare@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
data_file does not work with v2, and we probably want 026 to keep
working for v2 images. Thus, open a new file for v3-exclusive error
path test cases.
Fixes: 81311255f217859413c94f2cd9cebf2684bbda94
(“iotests/026: Test EIO on allocation in a data-file”)
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311140707.1243218-1-mreitz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Tested-by: John Snow <jsnow@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
(cherry picked from commit c264e5d2f9f5d73977eac8e5d084f727b3d07ea9)
Conflicts:
tests/qemu-iotests/group
- As per usual.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
tests/qemu-iotests/026 | 31 -----------
tests/qemu-iotests/026.out | 6 --
tests/qemu-iotests/026.out.nocache | 6 --
tests/qemu-iotests/289 | 89 ++++++++++++++++++++++++++++++
tests/qemu-iotests/289.out | 8 +++
tests/qemu-iotests/group | 1 +
6 files changed, 98 insertions(+), 43 deletions(-)
create mode 100755 tests/qemu-iotests/289
create mode 100644 tests/qemu-iotests/289.out
diff --git a/tests/qemu-iotests/026 b/tests/qemu-iotests/026
index c1c96a41d9..3afd708863 100755
--- a/tests/qemu-iotests/026
+++ b/tests/qemu-iotests/026
@@ -237,37 +237,6 @@ $QEMU_IO -c "write 0 $CLUSTER_SIZE" "$BLKDBG_TEST_IMG" | _filter_qemu_io
_check_test_img
-echo
-echo === Avoid freeing external data clusters on failure ===
-echo
-
-# Similar test as the last one, except we test what happens when there
-# is an error when writing to an external data file instead of when
-# writing to a preallocated zero cluster
-_make_test_img -o "data_file=$TEST_IMG.data_file" $CLUSTER_SIZE
-
-# Put blkdebug above the data-file, and a raw node on top of that so
-# that blkdebug will see a write_aio event and emit an error
-$QEMU_IO -c "write 0 $CLUSTER_SIZE" \
- "json:{
- 'driver': 'qcow2',
- 'file': { 'driver': 'file', 'filename': '$TEST_IMG' },
- 'data-file': {
- 'driver': 'raw',
- 'file': {
- 'driver': 'blkdebug',
- 'config': '$TEST_DIR/blkdebug.conf',
- 'image': {
- 'driver': 'file',
- 'filename': '$TEST_IMG.data_file'
- }
- }
- }
- }" \
- | _filter_qemu_io
-
-_check_test_img
-
# success, all done
echo "*** done"
rm -f $seq.full
diff --git a/tests/qemu-iotests/026.out b/tests/qemu-iotests/026.out
index c1b3b58482..83989996ff 100644
--- a/tests/qemu-iotests/026.out
+++ b/tests/qemu-iotests/026.out
@@ -653,10 +653,4 @@ wrote 1024/1024 bytes at offset 0
1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
write failed: Input/output error
No errors were found on the image.
-
-=== Avoid freeing external data clusters on failure ===
-
-Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1024 data_file=TEST_DIR/t.IMGFMT.data_file
-write failed: Input/output error
-No errors were found on the image.
*** done
diff --git a/tests/qemu-iotests/026.out.nocache b/tests/qemu-iotests/026.out.nocache
index 8d5001648a..9359d26d7e 100644
--- a/tests/qemu-iotests/026.out.nocache
+++ b/tests/qemu-iotests/026.out.nocache
@@ -661,10 +661,4 @@ wrote 1024/1024 bytes at offset 0
1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
write failed: Input/output error
No errors were found on the image.
-
-=== Avoid freeing external data clusters on failure ===
-
-Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1024 data_file=TEST_DIR/t.IMGFMT.data_file
-write failed: Input/output error
-No errors were found on the image.
*** done
diff --git a/tests/qemu-iotests/289 b/tests/qemu-iotests/289
new file mode 100755
index 0000000000..1c11d4030e
--- /dev/null
+++ b/tests/qemu-iotests/289
@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+#
+# qcow2 v3-exclusive error path testing
+# (026 tests paths common to v2 and v3)
+#
+# Copyright (C) 2020 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/>.
+#
+
+seq=$(basename $0)
+echo "QA output created by $seq"
+
+status=1 # failure is the default!
+
+_cleanup()
+{
+ _cleanup_test_img
+ rm "$TEST_DIR/blkdebug.conf"
+ rm -f "$TEST_IMG.data_file"
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.pattern
+
+_supported_fmt qcow2
+_supported_proto file
+# This is a v3-exclusive test;
+# As for data_file, error paths often very much depend on whether
+# there is an external data file or not; so we create one exactly when
+# we want to test it
+_unsupported_imgopts 'compat=0.10' data_file
+
+echo
+echo === Avoid freeing external data clusters on failure ===
+echo
+
+cat > "$TEST_DIR/blkdebug.conf" <<EOF
+[inject-error]
+event = "write_aio"
+errno = "5"
+once = "on"
+EOF
+
+# Test what happens when there is an error when writing to an external
+# data file instead of when writing to a preallocated zero cluster
+_make_test_img -o "data_file=$TEST_IMG.data_file" 64k
+
+# Put blkdebug above the data-file, and a raw node on top of that so
+# that blkdebug will see a write_aio event and emit an error. This
+# will then trigger the alloc abort code, which we want to test here.
+$QEMU_IO -c "write 0 64k" \
+ "json:{
+ 'driver': 'qcow2',
+ 'file': { 'driver': 'file', 'filename': '$TEST_IMG' },
+ 'data-file': {
+ 'driver': 'raw',
+ 'file': {
+ 'driver': 'blkdebug',
+ 'config': '$TEST_DIR/blkdebug.conf',
+ 'image': {
+ 'driver': 'file',
+ 'filename': '$TEST_IMG.data_file'
+ }
+ }
+ }
+ }" \
+ | _filter_qemu_io
+
+_check_test_img
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/289.out b/tests/qemu-iotests/289.out
new file mode 100644
index 0000000000..e54e2629d4
--- /dev/null
+++ b/tests/qemu-iotests/289.out
@@ -0,0 +1,8 @@
+QA output created by 289
+
+=== Avoid freeing external data clusters on failure ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=65536 data_file=TEST_DIR/t.IMGFMT.data_file
+write failed: Input/output error
+No errors were found on the image.
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index cddae00ded..07ce9c2249 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -291,4 +291,5 @@
280 rw migration quick
281 rw quick
284 rw
+289 rw quick
291 rw quick
--
2.27.0