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authorKevin Wolf <kwolf@redhat.com>2010-01-17 12:23:15 +0100
committerKevin Wolf <kwolf@redhat.com>2012-02-22 16:17:03 +0100
commit939e16407b7852c8ce41246e1afc26d893a7f9a8 (patch)
tree83785c9ee8bfebe3b611c8f7c31db0836d113607 /tests
parentac5e2b201b11e552182b87c34970448e65f23c70 (diff)
qemu-iotests: test qemu-img rebase
Signed-off-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'tests')
-rwxr-xr-xtests/qemu-iotests/024104
-rw-r--r--tests/qemu-iotests/024.out81
-rw-r--r--tests/qemu-iotests/group1
3 files changed, 186 insertions, 0 deletions
diff --git a/tests/qemu-iotests/024 b/tests/qemu-iotests/024
new file mode 100755
index 000000000..3cad2879c
--- /dev/null
+++ b/tests/qemu-iotests/024
@@ -0,0 +1,104 @@
+#!/bin/sh
+#
+# Rebasing COW images
+#
+# Copyright (C) 2009 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`
+tmp=/tmp/$$
+status=1 # failure is the default!
+
+_cleanup()
+{
+ _cleanup_test_img
+ rm -f $TEST_DIR/t.$IMGFMT.base_old
+ rm -f $TEST_DIR/t.$IMGFMT.base_new
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.pattern
+
+# Currently only qcow2 supports rebasing
+_supported_fmt qcow2
+_supported_os Linux
+
+CLUSTER_SIZE=65536
+
+# Cluster allocations to be tested:
+#
+# Backing (old) 11 -- 11 -- 11 -- 11 --
+# Backing (new) 22 22 -- -- 22 22 -- --
+# COW image 33 33 33 33 -- -- -- --
+
+echo "Creating backing file"
+echo
+
+_make_test_img 1G
+io_pattern writev $((-2 * CLUSTER_SIZE)) $CLUSTER_SIZE $((2 * CLUSTER_SIZE)) 4 0x11
+mv $TEST_IMG $TEST_IMG.base_old
+
+echo "Creating new backing file"
+echo
+
+_make_test_img 1G
+io_pattern writev $((-4 * CLUSTER_SIZE)) $((2 * CLUSTER_SIZE)) $((4 * CLUSTER_SIZE)) 2 0x22
+mv $TEST_IMG $TEST_IMG.base_new
+
+echo "Creating COW image"
+echo
+
+_make_test_img -b $TEST_IMG.base_old 1G
+io_pattern writev 0 $((4 * CLUSTER_SIZE)) 0 1 0x33
+
+echo "Read before the rebase to make sure everything is set up correctly"
+echo
+io_pattern readv $((0 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((1 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((2 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((3 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((4 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x11
+io_pattern readv $((5 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x00
+io_pattern readv $((6 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x11
+io_pattern readv $((7 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x00
+
+echo
+echo Rebase and test again
+echo
+$QEMU_IMG rebase -b $TEST_IMG.base_new $TEST_IMG
+io_pattern readv $((0 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((1 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((2 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((3 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x33
+io_pattern readv $((4 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x11
+io_pattern readv $((5 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x00
+io_pattern readv $((6 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x11
+io_pattern readv $((7 * CLUSTER_SIZE)) $CLUSTER_SIZE 0 1 0x00
+
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/024.out b/tests/qemu-iotests/024.out
new file mode 100644
index 000000000..f75b75ef8
--- /dev/null
+++ b/tests/qemu-iotests/024.out
@@ -0,0 +1,81 @@
+QA output created by 024
+Creating backing file
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 cluster_size=65536
+=== IO: pattern 0x11
+qemu-io> wrote 65536/65536 bytes at offset 0
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> wrote 65536/65536 bytes at offset 131072
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> wrote 65536/65536 bytes at offset 262144
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> wrote 65536/65536 bytes at offset 393216
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> Creating new backing file
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 cluster_size=65536
+=== IO: pattern 0x22
+qemu-io> wrote 131072/131072 bytes at offset 0
+128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> wrote 131072/131072 bytes at offset 262144
+128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> Creating COW image
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 backing_file='TEST_DIR/t.IMGFMT.base_old' cluster_size=65536
+=== IO: pattern 0x33
+qemu-io> wrote 262144/262144 bytes at offset 0
+256 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> Read before the rebase to make sure everything is set up correctly
+
+=== IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 0
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 65536
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 131072
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 196608
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x11
+qemu-io> read 65536/65536 bytes at offset 262144
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x00
+qemu-io> read 65536/65536 bytes at offset 327680
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x11
+qemu-io> read 65536/65536 bytes at offset 393216
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x00
+qemu-io> read 65536/65536 bytes at offset 458752
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io>
+Rebase and test again
+
+=== IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 0
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 65536
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 131072
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x33
+qemu-io> read 65536/65536 bytes at offset 196608
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x11
+qemu-io> read 65536/65536 bytes at offset 262144
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x00
+qemu-io> read 65536/65536 bytes at offset 327680
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x11
+qemu-io> read 65536/65536 bytes at offset 393216
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> === IO: pattern 0x00
+qemu-io> read 65536/65536 bytes at offset 458752
+64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+qemu-io> *** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 378eb139c..b4b3b40a2 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -30,3 +30,4 @@
021 io auto
022 rw snapshot auto
023 rw auto
+024 rw backing auto