root / qa / qa_node.py @ 3388debb
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# Copyright (C) 2007, 2011, 2012, 2013 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Node-related QA tests.
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"""
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from ganeti import utils |
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from ganeti import constants |
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from ganeti import query |
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from ganeti import serializer |
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import qa_config |
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import qa_error |
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import qa_utils |
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from qa_utils import AssertCommand, AssertEqual |
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def _NodeAdd(node, readd=False): |
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if not readd and node.added: |
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raise qa_error.Error("Node %s already in cluster" % node.primary) |
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elif readd and not node.added: |
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raise qa_error.Error("Node %s not yet in cluster" % node.primary) |
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cmd = ["gnt-node", "add", "--no-ssh-key-check"] |
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if node.secondary:
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cmd.append("--secondary-ip=%s" % node.secondary)
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if readd:
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cmd.append("--readd")
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cmd.append(node.primary) |
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AssertCommand(cmd) |
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if readd:
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assert node.added
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else:
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node.MarkAdded() |
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def _NodeRemove(node): |
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AssertCommand(["gnt-node", "remove", node.primary]) |
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node.MarkRemoved() |
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def MakeNodeOffline(node, value): |
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"""gnt-node modify --offline=value"""
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# value in ["yes", "no"]
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AssertCommand(["gnt-node", "modify", "--offline", value, node.primary]) |
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def TestNodeAddAll(): |
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"""Adding all nodes to cluster."""
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master = qa_config.GetMasterNode() |
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for node in qa_config.get("nodes"): |
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if node != master:
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_NodeAdd(node, readd=False)
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def MarkNodeAddedAll(): |
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"""Mark all nodes as added.
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This is useful if we don't create the cluster ourselves (in qa).
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"""
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master = qa_config.GetMasterNode() |
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for node in qa_config.get("nodes"): |
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if node != master:
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node.MarkAdded() |
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def TestNodeRemoveAll(): |
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"""Removing all nodes from cluster."""
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master = qa_config.GetMasterNode() |
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for node in qa_config.get("nodes"): |
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if node != master:
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_NodeRemove(node) |
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def TestNodeReadd(node): |
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"""gnt-node add --readd"""
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_NodeAdd(node, readd=True)
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def TestNodeInfo(): |
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"""gnt-node info"""
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AssertCommand(["gnt-node", "info"]) |
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def TestNodeVolumes(): |
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"""gnt-node volumes"""
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AssertCommand(["gnt-node", "volumes"]) |
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def TestNodeStorage(): |
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"""gnt-node storage"""
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master = qa_config.GetMasterNode() |
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# FIXME: test all storage_types in constants.STORAGE_TYPES
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# as soon as they are implemented.
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enabled_storage_types = qa_config.GetEnabledStorageTypes() |
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testable_storage_types = list(set(enabled_storage_types).intersection( |
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set([constants.ST_FILE, constants.ST_LVM_VG, constants.ST_LVM_PV])))
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for storage_type in testable_storage_types: |
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cmd = ["gnt-node", "list-storage", "--storage-type", storage_type] |
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# Test simple list
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AssertCommand(cmd) |
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# Test all storage fields
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cmd = ["gnt-node", "list-storage", "--storage-type", storage_type, |
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"--output=%s" % ",".join(list(constants.VALID_STORAGE_FIELDS))] |
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AssertCommand(cmd) |
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# Get list of valid storage devices
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cmd = ["gnt-node", "list-storage", "--storage-type", storage_type, |
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"--output=node,name,allocatable", "--separator=|", |
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"--no-headers"]
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output = qa_utils.GetCommandOutput(master.primary, |
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utils.ShellQuoteArgs(cmd)) |
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# Test with up to two devices
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testdevcount = 2
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for line in output.splitlines()[:testdevcount]: |
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(node_name, st_name, st_allocatable) = line.split("|")
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# Dummy modification without any changes
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cmd = ["gnt-node", "modify-storage", node_name, storage_type, st_name] |
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AssertCommand(cmd) |
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# Make sure we end up with the same value as before
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if st_allocatable.lower() == "y": |
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test_allocatable = ["no", "yes"] |
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else:
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test_allocatable = ["yes", "no"] |
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fail = (constants.SF_ALLOCATABLE not in |
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constants.MODIFIABLE_STORAGE_FIELDS.get(storage_type, [])) |
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for i in test_allocatable: |
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AssertCommand(["gnt-node", "modify-storage", "--allocatable", i, |
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node_name, storage_type, st_name], fail=fail) |
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# Verify list output
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cmd = ["gnt-node", "list-storage", "--storage-type", storage_type, |
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"--output=name,allocatable", "--separator=|", |
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"--no-headers", node_name]
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listout = qa_utils.GetCommandOutput(master.primary, |
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utils.ShellQuoteArgs(cmd)) |
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for line in listout.splitlines(): |
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(vfy_name, vfy_allocatable) = line.split("|")
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if vfy_name == st_name and not fail: |
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AssertEqual(vfy_allocatable, i[0].upper())
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else:
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AssertEqual(vfy_allocatable, st_allocatable) |
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# Test repair functionality
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fail = (constants.SO_FIX_CONSISTENCY not in |
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constants.VALID_STORAGE_OPERATIONS.get(storage_type, [])) |
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AssertCommand(["gnt-node", "repair-storage", node_name, |
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storage_type, st_name], fail=fail) |
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def TestNodeFailover(node, node2): |
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"""gnt-node failover"""
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if qa_utils.GetNodeInstances(node2, secondaries=False): |
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raise qa_error.UnusableNodeError("Secondary node has at least one" |
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" primary instance. This test requires"
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" it to have no primary instances.")
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# Fail over to secondary node
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AssertCommand(["gnt-node", "failover", "-f", node.primary]) |
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# ... and back again.
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AssertCommand(["gnt-node", "failover", "-f", node2.primary]) |
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def TestNodeMigrate(node, node2): |
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"""gnt-node migrate"""
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if qa_utils.GetNodeInstances(node2, secondaries=False): |
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raise qa_error.UnusableNodeError("Secondary node has at least one" |
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" primary instance. This test requires"
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" it to have no primary instances.")
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# Migrate to secondary node
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AssertCommand(["gnt-node", "migrate", "-f", node.primary]) |
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# ... and back again.
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AssertCommand(["gnt-node", "migrate", "-f", node2.primary]) |
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def TestNodeEvacuate(node, node2): |
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"""gnt-node evacuate"""
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node3 = qa_config.AcquireNode(exclude=[node, node2]) |
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try:
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if qa_utils.GetNodeInstances(node3, secondaries=True): |
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raise qa_error.UnusableNodeError("Evacuation node has at least one" |
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" secondary instance. This test requires"
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" it to have no secondary instances.")
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# Evacuate all secondary instances
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AssertCommand(["gnt-node", "evacuate", "-f", |
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"--new-secondary=%s" % node3.primary, node2.primary])
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# ... and back again.
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AssertCommand(["gnt-node", "evacuate", "-f", |
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"--new-secondary=%s" % node2.primary, node3.primary])
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finally:
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node3.Release() |
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def TestNodeModify(node): |
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"""gnt-node modify"""
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# make sure enough master candidates will be available by disabling the
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# master candidate role first with --auto-promote
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AssertCommand(["gnt-node", "modify", "--master-candidate=no", |
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"--auto-promote", node.primary])
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# now it's save to force-remove the master candidate role
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for flag in ["master-candidate", "drained", "offline"]: |
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for value in ["yes", "no"]: |
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AssertCommand(["gnt-node", "modify", "--force", |
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"--%s=%s" % (flag, value), node.primary])
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AssertCommand(["gnt-node", "modify", "--master-candidate=yes", node.primary]) |
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# Test setting secondary IP address
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AssertCommand(["gnt-node", "modify", "--secondary-ip=%s" % node.secondary, |
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node.primary]) |
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def _CreateOobScriptStructure(): |
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"""Create a simple OOB handling script and its structure."""
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master = qa_config.GetMasterNode() |
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data_path = qa_utils.UploadData(master.primary, "")
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verify_path = qa_utils.UploadData(master.primary, "")
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exit_code_path = qa_utils.UploadData(master.primary, "")
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oob_script = (("#!/bin/bash\n"
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"echo \"$@\" > %s\n"
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"cat %s\n"
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"exit $(< %s)\n") %
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(utils.ShellQuote(verify_path), utils.ShellQuote(data_path), |
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utils.ShellQuote(exit_code_path))) |
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oob_path = qa_utils.UploadData(master.primary, oob_script, mode=0700)
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return [oob_path, verify_path, data_path, exit_code_path]
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def _UpdateOobFile(path, data): |
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"""Updates the data file with data."""
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master = qa_config.GetMasterNode() |
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qa_utils.UploadData(master.primary, data, filename=path) |
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def _AssertOobCall(verify_path, expected_args): |
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"""Assert the OOB call was performed with expetected args."""
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master = qa_config.GetMasterNode() |
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verify_output_cmd = utils.ShellQuoteArgs(["cat", verify_path])
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output = qa_utils.GetCommandOutput(master.primary, verify_output_cmd, |
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tty=False)
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AssertEqual(expected_args, output.strip()) |
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def TestOutOfBand(): |
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"""gnt-node power"""
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master = qa_config.GetMasterNode() |
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node = qa_config.AcquireNode(exclude=master) |
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master_name = master.primary |
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node_name = node.primary |
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full_node_name = qa_utils.ResolveNodeName(node) |
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(oob_path, verify_path, |
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data_path, exit_code_path) = _CreateOobScriptStructure() |
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try:
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AssertCommand(["gnt-cluster", "modify", "--node-parameters", |
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"oob_program=%s" % oob_path])
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# No data, exit 0
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_UpdateOobFile(exit_code_path, "0")
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AssertCommand(["gnt-node", "power", "on", node_name]) |
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_AssertOobCall(verify_path, "power-on %s" % full_node_name)
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AssertCommand(["gnt-node", "power", "-f", "off", node_name]) |
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_AssertOobCall(verify_path, "power-off %s" % full_node_name)
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# Power off on master without options should fail
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AssertCommand(["gnt-node", "power", "-f", "off", master_name], fail=True) |
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# With force master it should still fail
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AssertCommand(["gnt-node", "power", "-f", "--ignore-status", "off", |
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master_name], |
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fail=True)
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# Verify we can't transform back to online when not yet powered on
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AssertCommand(["gnt-node", "modify", "-O", "no", node_name], |
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fail=True)
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# Now reset state
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AssertCommand(["gnt-node", "modify", "-O", "no", "--node-powered", "yes", |
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node_name]) |
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AssertCommand(["gnt-node", "power", "-f", "cycle", node_name]) |
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_AssertOobCall(verify_path, "power-cycle %s" % full_node_name)
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# Those commands should fail as they expect output which isn't provided yet
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# But they should have called the oob helper nevermind
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AssertCommand(["gnt-node", "power", "status", node_name], |
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fail=True)
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_AssertOobCall(verify_path, "power-status %s" % full_node_name)
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AssertCommand(["gnt-node", "health", node_name], |
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fail=True)
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_AssertOobCall(verify_path, "health %s" % full_node_name)
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AssertCommand(["gnt-node", "health"], fail=True) |
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# Correct Data, exit 0
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_UpdateOobFile(data_path, serializer.DumpJson({"powered": True})) |
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AssertCommand(["gnt-node", "power", "status", node_name]) |
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_AssertOobCall(verify_path, "power-status %s" % full_node_name)
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_UpdateOobFile(data_path, serializer.DumpJson([["temp", "OK"], |
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["disk0", "CRITICAL"]])) |
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AssertCommand(["gnt-node", "health", node_name]) |
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_AssertOobCall(verify_path, "health %s" % full_node_name)
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AssertCommand(["gnt-node", "health"]) |
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# Those commands should fail as they expect no data regardless of exit 0
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AssertCommand(["gnt-node", "power", "on", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-on %s" % full_node_name)
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try:
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AssertCommand(["gnt-node", "power", "-f", "off", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-off %s" % full_node_name)
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finally:
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AssertCommand(["gnt-node", "modify", "-O", "no", node_name]) |
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AssertCommand(["gnt-node", "power", "-f", "cycle", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-cycle %s" % full_node_name)
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# Data, exit 1 (all should fail)
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_UpdateOobFile(exit_code_path, "1")
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AssertCommand(["gnt-node", "power", "on", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-on %s" % full_node_name)
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try:
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AssertCommand(["gnt-node", "power", "-f", "off", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-off %s" % full_node_name)
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finally:
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AssertCommand(["gnt-node", "modify", "-O", "no", node_name]) |
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AssertCommand(["gnt-node", "power", "-f", "cycle", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-cycle %s" % full_node_name)
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AssertCommand(["gnt-node", "power", "status", node_name], |
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fail=True)
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_AssertOobCall(verify_path, "power-status %s" % full_node_name)
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AssertCommand(["gnt-node", "health", node_name], |
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fail=True)
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_AssertOobCall(verify_path, "health %s" % full_node_name)
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AssertCommand(["gnt-node", "health"], fail=True) |
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# No data, exit 1 (all should fail)
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_UpdateOobFile(data_path, "")
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AssertCommand(["gnt-node", "power", "on", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-on %s" % full_node_name)
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try:
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AssertCommand(["gnt-node", "power", "-f", "off", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-off %s" % full_node_name)
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finally:
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AssertCommand(["gnt-node", "modify", "-O", "no", node_name]) |
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AssertCommand(["gnt-node", "power", "-f", "cycle", node_name], fail=True) |
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_AssertOobCall(verify_path, "power-cycle %s" % full_node_name)
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AssertCommand(["gnt-node", "power", "status", node_name], |
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fail=True)
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_AssertOobCall(verify_path, "power-status %s" % full_node_name)
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AssertCommand(["gnt-node", "health", node_name], |
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fail=True)
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_AssertOobCall(verify_path, "health %s" % full_node_name)
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AssertCommand(["gnt-node", "health"], fail=True) |
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# Different OOB script for node
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verify_path2 = qa_utils.UploadData(master.primary, "")
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oob_script = ("#!/bin/sh\n"
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"echo \"$@\" > %s\n") % verify_path2
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oob_path2 = qa_utils.UploadData(master.primary, oob_script, mode=0700)
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try:
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AssertCommand(["gnt-node", "modify", "--node-parameters", |
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"oob_program=%s" % oob_path2, node_name])
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AssertCommand(["gnt-node", "power", "on", node_name]) |
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_AssertOobCall(verify_path2, "power-on %s" % full_node_name)
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finally:
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AssertCommand(["gnt-node", "modify", "--node-parameters", |
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"oob_program=default", node_name])
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AssertCommand(["rm", "-f", oob_path2, verify_path2]) |
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finally:
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AssertCommand(["gnt-cluster", "modify", "--node-parameters", |
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"oob_program="])
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AssertCommand(["rm", "-f", oob_path, verify_path, data_path, |
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exit_code_path]) |
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def TestNodeList(): |
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"""gnt-node list"""
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qa_utils.GenericQueryTest("gnt-node", query.NODE_FIELDS.keys())
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def TestNodeListFields(): |
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"""gnt-node list-fields"""
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qa_utils.GenericQueryFieldsTest("gnt-node", query.NODE_FIELDS.keys())
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def TestNodeListDrbd(node): |
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"""gnt-node list-drbd"""
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AssertCommand(["gnt-node", "list-drbd", node.primary]) |
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def _BuildSetESCmd(action, value, node_name): |
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cmd = ["gnt-node"]
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if action == "add": |
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cmd.extend(["add", "--readd"]) |
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else:
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cmd.append("modify")
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cmd.extend(["--node-parameters", "exclusive_storage=%s" % value, node_name]) |
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return cmd
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def TestExclStorSingleNode(node): |
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"""gnt-node add/modify cannot change the exclusive_storage flag.
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"""
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for action in ["add", "modify"]: |
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for value in (True, False, "default"): |
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AssertCommand(_BuildSetESCmd(action, value, node.primary), fail=True)
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