Revision 462f0faa qa/qa_cluster.py
| b/qa/qa_cluster.py | ||
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import qa_config |
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import qa_utils |
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import qa_error |
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import qa_instance |
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from qa_utils import AssertEqual, AssertCommand, GetCommandOutput |
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def TestClusterModifyDiskTemplates(): |
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"""gnt-cluster modify --enabled-disk-templates=...""" |
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enabled_disk_templates = qa_config.GetEnabledDiskTemplates() |
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default_disk_template = qa_config.GetDefaultDiskTemplate() |
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_TestClusterModifyDiskTemplatesArguments(default_disk_template, |
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enabled_disk_templates) |
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_RestoreEnabledDiskTemplates() |
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nodes = qa_config.AcquireManyNodes(2) |
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instance_template = enabled_disk_templates[0] |
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instance = qa_instance.CreateInstanceByDiskTemplate(nodes, instance_template) |
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_TestClusterModifyUnusedDiskTemplate(instance_template) |
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_TestClusterModifyUsedDiskTemplate(instance_template, |
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enabled_disk_templates) |
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qa_instance.TestInstanceRemove(instance) |
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_RestoreEnabledDiskTemplates() |
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def _RestoreEnabledDiskTemplates(): |
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"""Sets the list of enabled disk templates back to the list of enabled disk |
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templates from the QA configuration. This can be used to make sure that |
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the tests that modify the list of disk templates do not interfere with |
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other tests. |
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""" |
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-templates=%s" % default_disk_template], |
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"--enabled-disk-template=%s" % |
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",".join(qa_config.GetEnabledDiskTemplates())], |
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fail=False) |
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AssertCommand(["gnt-cluster", "info"]) |
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def _TestClusterModifyDiskTemplatesArguments(default_disk_template, |
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enabled_disk_templates): |
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"""Tests argument handling of 'gnt-cluster modify' with respect to |
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the parameter '--enabled-disk-templates'. This test is independent |
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of instances. |
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""" |
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-template=%s" % |
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",".join(qa_config.GetEnabledDiskTemplates())],
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",".join(enabled_disk_templates)],
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fail=False) |
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AssertCommand(["gnt-cluster", "info"]) |
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# bogus templates |
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AssertCommand(["gnt-cluster", "modify", |
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"--enabled-disk-templates=pinkbunny"], |
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fail=True) |
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# duplicate entries do no harm |
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-templates=%s,%s" % |
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(default_disk_template, default_disk_template)], |
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fail=False) |
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AssertCommand(["gnt-cluster", "info"]) |
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def _TestClusterModifyUsedDiskTemplate(instance_template, |
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enabled_disk_templates): |
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"""Tests that disk templates that are currently in use by instances cannot |
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be disabled on the cluster. |
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""" |
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# If the list of enabled disk templates contains only one template |
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# we need to add some other templates, because the list of enabled disk |
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# templates can only be set to a non-empty list. |
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new_disk_templates = list(set(enabled_disk_templates) |
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- set([instance_template])) |
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if not new_disk_templates: |
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new_disk_templates = list(set(constants.DISK_TEMPLATES) |
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- set([instance_template])) |
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-templates=%s" % |
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",".join(new_disk_templates)], |
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fail=True) |
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def _TestClusterModifyUnusedDiskTemplate(instance_template): |
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"""Tests that unused disk templates can be disabled safely.""" |
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all_disk_templates = constants.DISK_TEMPLATES |
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-templates=%s" % |
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",".join(all_disk_templates)], |
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fail=False) |
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new_disk_templates = [instance_template] |
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-templates=%s" % |
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",".join(new_disk_templates)], |
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fail=False) |
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def TestClusterModifyBe(): |
Also available in: Unified diff