iotest: Test the blkverify mode of the Quorum driver

Signed-off-by: NAlberto Garcia <berto@igalia.com>
Signed-off-by: NKevin Wolf <kwolf@redhat.com>

tests/qemu-iotests/081

@@ -168,6 +168,36 @@ 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
+
 # success, all done
 echo "*** done"
 rm -f $seq.full

tests/qemu-iotests/081.out

@@ -55,4 +55,20 @@ wrote 10485760/10485760 bytes at offset 0
 
 == checking that quorum is broken ==
 read failed: Input/output error
+
+== checking the blkverify mode with broken content ==
+quorum: offset=0 bytes=10485760 contents mismatch at offset 0
+
+== writing the same data to both files ==
+wrote 10485760/10485760 bytes at offset 0
+10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 10485760/10485760 bytes at offset 0
+10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== checking the blkverify mode with valid content ==
+read 10485760/10485760 bytes at offset 0
+10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== checking the blkverify mode with invalid settings ==
+can't open: blkverify=on can only be set if there are exactly two files and vote-threshold is 2
 *** done