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This tests creating an external snapshot with VM state (which results in an active overlay over an inactive backing file, which is also the root node of an inactive BlockBackend), re-activating the images and performing some operations to test that the re-activation worked as intended. Signed-off-by: Kevin Wolf <kwolf@redhat.com>
51 lines
2.4 KiB
Plaintext
51 lines
2.4 KiB
Plaintext
Formatting 'TEST_DIR/PID-base', fmt=qcow2 size=67108864 cluster_size=65536 lazy_refcounts=off refcount_bits=16
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=== Launch VM ===
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Enabling migration QMP events on VM...
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{"return": {}}
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=== Migrate to file ===
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{"execute": "migrate", "arguments": {"uri": "exec:cat > /dev/null"}}
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{"return": {}}
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{"data": {"status": "setup"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
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{"data": {"status": "active"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
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{"data": {"status": "completed"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
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VM is now stopped:
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completed
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{"execute": "query-status", "arguments": {}}
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{"return": {"running": false, "singlestep": false, "status": "postmigrate"}}
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=== Create a snapshot of the disk image ===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-top", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-top", "node-name": "top-file"}}
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{"return": {}}
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "qcow2", "file": "top-file", "size": 1048576}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": "top-file", "node-name": "top-fmt"}}
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{"return": {}}
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{"execute": "blockdev-snapshot", "arguments": {"node": "base-fmt", "overlay": "top-fmt"}}
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{"return": {}}
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=== Resume the VM and simulate a write request ===
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{"execute": "cont", "arguments": {}}
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{"return": {}}
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{"return": ""}
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=== Commit it to the backing file ===
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{"execute": "block-commit", "arguments": {"auto-dismiss": false, "device": "top-fmt", "job-id": "job0", "top-node": "top-fmt"}}
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{"return": {}}
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{"execute": "job-complete", "arguments": {"id": "job0"}}
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{"return": {}}
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{"data": {"device": "job0", "len": 65536, "offset": 65536, "speed": 0, "type": "commit"}, "event": "BLOCK_JOB_READY", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
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{"data": {"device": "job0", "len": 65536, "offset": 65536, "speed": 0, "type": "commit"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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