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https://gitlab.com/libvirt/libvirt.git
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tests: qemumonitorjson: Add test case for node name detection code
The code is rather magic so a test case will help making sure that everything works well. The first case is a simple backing chain.
This commit is contained in:
Peter Krempa
parent
dbad8f8aee
commit
217484bdbd
268
tests/qemumonitorjsondata/qemumonitorjson-nodename-1.json
Normal file
268
tests/qemumonitorjsondata/qemumonitorjson-nodename-1.json
Normal file
@ -0,0 +1,268 @@
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[
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{
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"iops_rd": 0,
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"detect_zeroes": "off",
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"image": {
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"virtual-size": 9663676416,
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"filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"cluster-size": 65536,
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"format": "qcow2",
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"actual-size": 9665384448,
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"format-specific": {
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"type": "qcow2",
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"data": {
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"compat": "1.1",
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"lazy-refcounts": true,
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"refcount-bits": 16,
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"corrupt": false
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}
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},
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"dirty-flag": false
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},
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"iops_wr": 0,
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"ro": true,
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"node-name": "#block567",
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"backing_file_depth": 0,
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"drv": "qcow2",
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"iops": 0,
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"bps_wr": 0,
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"write_threshold": 0,
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"encrypted": false,
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"bps": 0,
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"bps_rd": 0,
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"cache": {
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"no-flush": false,
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"direct": false,
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"writeback": true
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},
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"file": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"encryption_key_missing": false
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},
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{
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"iops_rd": 0,
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"detect_zeroes": "off",
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"image": {
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"virtual-size": 9665380352,
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"filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"format": "file",
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"actual-size": 9665384448,
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"dirty-flag": false
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},
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"iops_wr": 0,
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"ro": true,
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"node-name": "#block424",
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"backing_file_depth": 0,
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"drv": "file",
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"iops": 0,
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"bps_wr": 0,
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"write_threshold": 0,
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"encrypted": false,
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"bps": 0,
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"bps_rd": 0,
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"cache": {
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"no-flush": false,
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"direct": false,
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"writeback": true
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},
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"file": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"encryption_key_missing": false
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},
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{
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"iops_rd": 0,
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"detect_zeroes": "off",
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"image": {
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"backing-image": {
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"virtual-size": 9663676416,
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"filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"cluster-size": 65536,
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"format": "qcow2",
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"actual-size": 9665384448,
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"format-specific": {
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"type": "qcow2",
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"data": {
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"compat": "1.1",
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"lazy-refcounts": true,
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"refcount-bits": 16,
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"corrupt": false
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}
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},
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"dirty-flag": false
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},
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"backing-filename-format": "qcow2",
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"virtual-size": 9663676416,
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"filename": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"cluster-size": 65536,
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"format": "qcow2",
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"actual-size": 200704,
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"format-specific": {
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"type": "qcow2",
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"data": {
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"compat": "1.1",
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"lazy-refcounts": false,
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"refcount-bits": 16,
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"corrupt": false
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}
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},
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"full-backing-filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"backing-filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"dirty-flag": false
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},
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"iops_wr": 0,
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"ro": true,
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"node-name": "#block331",
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"backing_file_depth": 1,
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"drv": "qcow2",
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"iops": 0,
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"bps_wr": 0,
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"write_threshold": 0,
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"backing_file": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"encrypted": false,
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"bps": 0,
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"bps_rd": 0,
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"cache": {
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"no-flush": false,
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"direct": false,
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"writeback": true
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},
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"file": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"encryption_key_missing": false
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},
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{
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"iops_rd": 0,
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"detect_zeroes": "off",
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"image": {
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"virtual-size": 197120,
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"filename": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"format": "file",
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"actual-size": 200704,
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"dirty-flag": false
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},
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"iops_wr": 0,
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"ro": true,
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"node-name": "#block281",
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"backing_file_depth": 0,
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"drv": "file",
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"iops": 0,
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"bps_wr": 0,
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"write_threshold": 0,
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"encrypted": false,
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"bps": 0,
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"bps_rd": 0,
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"cache": {
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"no-flush": false,
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"direct": false,
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"writeback": true
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},
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"file": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"encryption_key_missing": false
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},
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{
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"iops_rd": 0,
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"detect_zeroes": "off",
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"image": {
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"backing-image": {
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"backing-image": {
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"virtual-size": 9663676416,
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"filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"cluster-size": 65536,
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"format": "qcow2",
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"actual-size": 9665384448,
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"format-specific": {
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"type": "qcow2",
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"data": {
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"compat": "1.1",
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"lazy-refcounts": true,
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"refcount-bits": 16,
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"corrupt": false
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}
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},
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"dirty-flag": false
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},
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"backing-filename-format": "qcow2",
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"virtual-size": 9663676416,
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"filename": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"cluster-size": 65536,
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"format": "qcow2",
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"actual-size": 200704,
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"format-specific": {
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"type": "qcow2",
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"data": {
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"compat": "1.1",
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"lazy-refcounts": false,
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"refcount-bits": 16,
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"corrupt": false
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}
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},
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"full-backing-filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"backing-filename": "/var/lib/libvirt/images/rhel7.3.qcow2",
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"dirty-flag": false
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},
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"backing-filename-format": "qcow2",
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"virtual-size": 9663676416,
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"filename": "/var/lib/libvirt/images/rhel7.3.1483545313",
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"cluster-size": 65536,
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"format": "qcow2",
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"actual-size": 32968704,
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"format-specific": {
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"type": "qcow2",
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"data": {
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"compat": "1.1",
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"lazy-refcounts": false,
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"refcount-bits": 16,
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"corrupt": false
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}
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},
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"full-backing-filename": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"backing-filename": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"dirty-flag": false
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},
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"iops_wr": 0,
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"ro": false,
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"node-name": "#block118",
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"backing_file_depth": 2,
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"drv": "qcow2",
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"iops": 0,
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"bps_wr": 0,
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"write_threshold": 0,
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"backing_file": "/var/lib/libvirt/images/rhel7.3.1483536402",
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"encrypted": false,
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"bps": 0,
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"bps_rd": 0,
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"cache": {
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"no-flush": false,
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"direct": false,
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"writeback": true
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},
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"file": "/var/lib/libvirt/images/rhel7.3.1483545313",
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"encryption_key_missing": false
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},
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{
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"iops_rd": 0,
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"detect_zeroes": "off",
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"image": {
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"virtual-size": 33030144,
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"filename": "/var/lib/libvirt/images/rhel7.3.1483545313",
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"format": "file",
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"actual-size": 32968704,
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"dirty-flag": false
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},
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"iops_wr": 0,
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"ro": false,
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"node-name": "#block078",
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"backing_file_depth": 0,
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"drv": "file",
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"iops": 0,
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"bps_wr": 0,
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"write_threshold": 0,
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"encrypted": false,
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"bps": 0,
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"bps_rd": 0,
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"cache": {
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"no-flush": false,
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"direct": false,
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"writeback": true
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},
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"file": "/var/lib/libvirt/images/rhel7.3.1483545313",
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"encryption_key_missing": false
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}
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]
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15
tests/qemumonitorjsondata/qemumonitorjson-nodename-1.result
Normal file
15
tests/qemumonitorjsondata/qemumonitorjson-nodename-1.result
Normal file
@ -0,0 +1,15 @@
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filename : '/var/lib/libvirt/images/rhel7.3.1483545313'
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format node : '#block118'
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storage node: '#block078'
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backingfile : '/var/lib/libvirt/images/rhel7.3.1483536402'
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backing ptr : '#block331'
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filename : '/var/lib/libvirt/images/rhel7.3.1483536402'
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format node : '#block331'
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storage node: '#block281'
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backingfile : '/var/lib/libvirt/images/rhel7.3.qcow2'
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backing ptr : '#block567'
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filename : '/var/lib/libvirt/images/rhel7.3.qcow2'
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format node : '#block567'
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storage node: '#block424'
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backingfile : '<null>'
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backing ptr : '<null>'
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@ -23,6 +23,7 @@
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#include "testutilsqemu.h"
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#include "qemumonitortestutils.h"
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#include "qemu/qemu_domain.h"
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#include "qemu/qemu_block.h"
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#include "qemu/qemu_monitor_json.h"
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#include "virthread.h"
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#include "virerror.h"
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@ -2682,6 +2683,109 @@ testQemuMonitorCPUInfo(const void *opaque)
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}
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struct testBlockNodeNameDetectData {
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const char *name;
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const char *nodenames;
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};
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static void
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testBlockNodeNameDetectFormat(virBufferPtr buf,
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const char *basenode,
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virHashTablePtr nodedata)
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{
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qemuBlockNodeNameBackingChainDataPtr entry = NULL;
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const char *node = basenode;
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virBufferSetIndent(buf, 0);
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while (node) {
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if (!(entry = virHashLookup(nodedata, node)))
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break;
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virBufferAsprintf(buf, "filename : '%s'\n", entry->qemufilename);
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virBufferAsprintf(buf, "format node : '%s'\n",
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NULLSTR(entry->nodeformat));
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virBufferAsprintf(buf, "storage node: '%s'\n",
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NULLSTR(entry->nodestorage));
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virBufferAsprintf(buf, "backingfile : '%s'\n",
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NULLSTR(entry->backingstore));
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virBufferAsprintf(buf, "backing ptr : '%s'\n",
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NULLSTR(entry->nodebacking));
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virBufferAdjustIndent(buf, 2);
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node = entry->nodebacking;
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}
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virBufferSetIndent(buf, 0);
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virBufferAddLit(buf, "\n");
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}
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static int
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testBlockNodeNameDetect(const void *opaque)
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{
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const struct testBlockNodeNameDetectData *data = opaque;
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char *jsonFile = NULL;
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char *jsonStr = NULL;
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char *resultFile = NULL;
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char *actual = NULL;
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char **nodenames = NULL;
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char **next;
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virJSONValuePtr json = NULL;
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virHashTablePtr nodedata = NULL;
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virBuffer buf = VIR_BUFFER_INITIALIZER;
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int ret = -1;
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if (virAsprintf(&jsonFile,
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"%s/qemumonitorjsondata/qemumonitorjson-nodename-%s.json",
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abs_srcdir, data->name) < 0 ||
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virAsprintf(&resultFile,
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"%s/qemumonitorjsondata/qemumonitorjson-nodename-%s.result",
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abs_srcdir, data->name) < 0)
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goto cleanup;
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if (!(nodenames = virStringSplit(data->nodenames, ",", 0)))
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goto cleanup;
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if (virTestLoadFile(jsonFile, &jsonStr) < 0)
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goto cleanup;
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if (!(json = virJSONValueFromString(jsonStr)))
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goto cleanup;
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if (!(nodedata = qemuBlockNodeNameGetBackingChain(json)))
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goto cleanup;
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for (next = nodenames; *next; next++)
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testBlockNodeNameDetectFormat(&buf, *next, nodedata);
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virBufferTrim(&buf, "\n", -1);
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if (virBufferCheckError(&buf) < 0)
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goto cleanup;
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actual = virBufferContentAndReset(&buf);
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if (virTestCompareToFile(actual, resultFile) < 0)
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goto cleanup;
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ret = 0;
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cleanup:
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VIR_FREE(jsonFile);
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VIR_FREE(resultFile);
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VIR_FREE(jsonStr);
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VIR_FREE(actual);
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virHashFree(nodedata);
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virStringListFree(nodenames);
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virJSONValueFree(json);
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return ret;
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}
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static int
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mymain(void)
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{
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@ -2816,6 +2920,18 @@ mymain(void)
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DO_TEST_CPU_INFO("ppc64-hotplug-4", 24);
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DO_TEST_CPU_INFO("ppc64-no-threads", 16);
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#define DO_TEST_BLOCK_NODE_DETECT(testname, testnodes) \
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do { \
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struct testBlockNodeNameDetectData testdata = {testname, testnodes}; \
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if (virTestRun("node-name-detect(" testname ")", \
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testBlockNodeNameDetect, &testdata) < 0) \
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ret = -1; \
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} while (0)
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DO_TEST_BLOCK_NODE_DETECT("1", "#block118");
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#undef DO_TEST_BLOCK_NODE_DETECT
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qemuTestDriverFree(&driver);
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return (ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
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Block a user