Commit fcca5dce authored by Fam Zheng's avatar Fam Zheng Committed by Max Reitz
Browse files

iotests: Test creating overlay when guest running 



Signed-off-by: default avatarFam Zheng <famz@redhat.com>
Message-id: 20171225025107.23985-1-famz@redhat.com
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
parent 56ea7450

tests/qemu-iotests/153

+5 −3
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ _cleanup() 
{

    _cleanup_test_img

    rm -f "${TEST_IMG}.base"

    rm -f "${TEST_IMG}.overlay"

    rm -f "${TEST_IMG}.convert"

    rm -f "${TEST_IMG}.a"

    rm -f "${TEST_IMG}.b"
@@ -177,8 +178,6 @@ rm -f "${TEST_IMG}.lnk" &>/dev/null 
ln -s ${TEST_IMG} "${TEST_IMG}.lnk" || echo "Failed to create link"

_run_qemu_with_images "${TEST_IMG}.lnk" "${TEST_IMG}"



echo

echo "== Closing an image should unlock it =="

_launch_qemu



_send_qemu_cmd $QEMU_HANDLE \
@@ -193,7 +192,10 @@ _send_qemu_cmd $QEMU_HANDLE \ 


_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'



echo "Closing drive"

echo "Creating overlay with qemu-img when the guest is running should be allowed"

_run_cmd $QEMU_IMG create -f $IMGFMT -b "${TEST_IMG}" "${TEST_IMG}.overlay"



echo "== Closing an image should unlock it =="

_send_qemu_cmd $QEMU_HANDLE \

    "{ 'execute': 'human-monitor-command',

       'arguments': { 'command-line': 'drive_del d0' } }" \

tests/qemu-iotests/153.out

+4 −3
Original line number Diff line number Diff line
@@ -372,15 +372,16 @@ Is another process using the image? 
== Symbolic link ==

QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2: Failed to get "write" lock

Is another process using the image?



== Closing an image should unlock it ==

{"return": {}}

Adding drive



_qemu_io_wrapper TEST_DIR/t.qcow2 -c write 0 512

can't open device TEST_DIR/t.qcow2: Failed to get "write" lock

Is another process using the image?

Closing drive

Creating overlay with qemu-img when the guest is running should be allowed



_qemu_img_wrapper create -f qcow2 -b TEST_DIR/t.qcow2 TEST_DIR/t.qcow2.overlay

== Closing an image should unlock it ==



_qemu_io_wrapper TEST_DIR/t.qcow2 -c write 0 512

Adding two and closing one