From 39256a95ce8205edc697a21b0478047908cb440b Mon Sep 17 00:00:00 2001 From: Max Reitz Date: Sat, 13 Jun 2015 16:22:32 +0200 Subject: [PATCH 38/42] iotests: Add tests for more corruption cases Message-id: <1434212556-3927-39-git-send-email-mreitz@redhat.com> Patchwork-id: 66057 O-Subject: [RHEL-7.2 qemu-kvm PATCH 38/42] iotests: Add tests for more corruption cases Bugzilla: 1129893 RH-Acked-by: Jeffrey Cody RH-Acked-by: Fam Zheng RH-Acked-by: Stefan Hajnoczi BZ: 1129893 Signed-off-by: Max Reitz Reviewed-by: Eric Blake Signed-off-by: Kevin Wolf (cherry picked from commit f30136b35a271109b89353b9a5349cf32e6aeda7) Signed-off-by: Max Reitz Signed-off-by: Miroslav Rezanina --- tests/qemu-iotests/060 | 15 +++++++++++++++ tests/qemu-iotests/060.out | 13 +++++++++++++ 2 files changed, 28 insertions(+) diff --git a/tests/qemu-iotests/060 b/tests/qemu-iotests/060 index e1187a3..ab44c83 100644 --- a/tests/qemu-iotests/060 +++ b/tests/qemu-iotests/060 @@ -183,6 +183,12 @@ $QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io poke_file "$TEST_IMG" "$l1_offset" "\x80\x00\x00\x00\x00\x04\x2a\x00" $QEMU_IO -c "read 0 64k" "$TEST_IMG" | _filter_qemu_io +# Test how well zero cluster expansion can cope with this +_make_test_img 64M +$QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io +poke_file "$TEST_IMG" "$l1_offset" "\x80\x00\x00\x00\x00\x04\x2a\x00" +$QEMU_IMG amend -o compat=0.10 "$TEST_IMG" + echo echo "=== Testing unaligned L2 entry ===" echo @@ -192,6 +198,15 @@ poke_file "$TEST_IMG" "$l2_offset" "\x80\x00\x00\x00\x00\x05\x2a\x00" $QEMU_IO -c "read 0 64k" "$TEST_IMG" | _filter_qemu_io echo +echo "=== Testing unaligned pre-allocated zero cluster ===" +echo +_make_test_img 64M +$QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io +poke_file "$TEST_IMG" "$l2_offset" "\x80\x00\x00\x00\x00\x05\x2a\x01" +# zero cluster expansion +$QEMU_IMG amend -o compat=0.10 "$TEST_IMG" + +echo echo "=== Testing unaligned reftable entry ===" echo _make_test_img 64M diff --git a/tests/qemu-iotests/060.out b/tests/qemu-iotests/060.out index 88332e4..def7447 100644 --- a/tests/qemu-iotests/060.out +++ b/tests/qemu-iotests/060.out @@ -115,6 +115,11 @@ wrote 65536/65536 bytes at offset 0 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) qcow2: Marking image as corrupt: L2 table offset 0x42a00 unaligned (L1 index: 0); further corruption events will be suppressed read failed: Input/output error +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +wrote 65536/65536 bytes at offset 0 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +qcow2: Marking image as corrupt: L2 table offset 0x42a00 unaligned (L1 index: 0); further corruption events will be suppressed +qemu-img: Error while amending options: Input/output error === Testing unaligned L2 entry === @@ -124,6 +129,14 @@ wrote 65536/65536 bytes at offset 0 qcow2: Marking image as corrupt: Data cluster offset 0x52a00 unaligned (L2 offset: 0x40000, L2 index: 0); further corruption events will be suppressed read failed: Input/output error +=== Testing unaligned pre-allocated zero cluster === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +wrote 65536/65536 bytes at offset 0 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +qcow2: Marking image as corrupt: Data cluster offset 0x52a00 unaligned (L2 offset: 0x40000, L2 index: 0); further corruption events will be suppressed +qemu-img: Error while amending options: Input/output error + === Testing unaligned reftable entry === Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 -- 1.8.3.1