1{"execute": "blockdev-add", "arguments": {"driver": "null-co", "node-name": "target", "size": 1048576}} 2{"return": {}} 3{"execute": "blockdev-add", "arguments": {"driver": "blkdebug", "image": {"driver": "null-co", "node-name": "base", "size": 1048576}, "node-name": "source"}} 4{"return": {}} 5{"execute": "blockdev-add", "arguments": {"driver": "blkdebug", "image": "base", "node-name": "other", "take-child-perms": ["write"]}} 6{"return": {}} 7{"execute": "blockdev-backup", "arguments": {"device": "source", "sync": "full", "target": "target"}} 8{"error": {"class": "GenericError", "desc": "Permission conflict on node 'base': permissions 'write' are both required by node 'other' (uses node 'base' as 'image' child) and unshared by node 'source' (uses node 'base' as 'image' child)."}} 9 10=== copy-before-write filter should be gone after job-finalize === 11 12{"execute": "blockdev-add", "arguments": {"driver": "null-co", "node-name": "source"}} 13{"return": {}} 14{"execute": "blockdev-add", "arguments": {"driver": "null-co", "node-name": "target"}} 15{"return": {}} 16{"execute": "blockdev-backup", "arguments": {"auto-dismiss": false, "auto-finalize": false, "device": "source", "filter-node-name": "backup-filter", "job-id": "backup", "sync": "full", "target": "target"}} 17{"return": {}} 18{"execute": "job-finalize", "arguments": {"id": "backup"}} 19{"return": {}} 20{"execute": "human-monitor-command", "arguments": {"command-line": "qemu-io backup-filter \"write 0 1M\""}} 21{"return": "Error: Cannot find device='' nor node-name='backup-filter'\r\n"} 22{"execute": "job-dismiss", "arguments": {"id": "backup"}} 23{"return": {}} 24