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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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| ... | ... | |
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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():
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