code.grnet.gr Git - ganeti-local/blob - qa/qa_node.py

   1 #
   2 #
   3
   4 # Copyright (C) 2007 Google Inc.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 # 02110-1301, USA.
  20
  21
  22 from ganeti import utils
  23 from ganeti import constants
  24
  25 import qa_config
  26 import qa_error
  27 import qa_utils
  28
  29 from qa_utils import AssertEqual, AssertNotEqual, StartSSH
  30
  31
  32 def _NodeAdd(node, readd=False):
  33   master = qa_config.GetMasterNode()
  34
  35   if not readd and node.get('_added', False):
  36     raise qa_error.Error("Node %s already in cluster" % node['primary'])
  37   elif readd and not node.get('_added', False):
  38     raise qa_error.Error("Node %s not yet in cluster" % node['primary'])
  39
  40   cmd = ['gnt-node', 'add', "--no-ssh-key-check"]
  41   if node.get('secondary', None):
  42     cmd.append('--secondary-ip=%s' % node['secondary'])
  43   if readd:
  44     cmd.append('--readd')
  45   cmd.append(node['primary'])
  46   AssertEqual(StartSSH(master['primary'],
  47                        utils.ShellQuoteArgs(cmd)).wait(), 0)
  48
  49   node['_added'] = True
  50
  51
  52 def _NodeRemove(node):
  53   master = qa_config.GetMasterNode()
  54
  55   cmd = ['gnt-node', 'remove', node['primary']]
  56   AssertEqual(StartSSH(master['primary'],
  57                        utils.ShellQuoteArgs(cmd)).wait(), 0)
  58   node['_added'] = False
  59
  60
  61 def TestNodeAddAll():
  62   """Adding all nodes to cluster."""
  63   master = qa_config.GetMasterNode()
  64   for node in qa_config.get('nodes'):
  65     if node != master:
  66       _NodeAdd(node, readd=False)
  67
  68
  69 def MarkNodeAddedAll():
  70   """Mark all nodes as added.
  71
  72   This is useful if we don't create the cluster ourselves (in qa).
  73
  74   """
  75   master = qa_config.GetMasterNode()
  76   for node in qa_config.get('nodes'):
  77     if node != master:
  78       node['_added'] = True
  79
  80
  81 def TestNodeRemoveAll():
  82   """Removing all nodes from cluster."""
  83   master = qa_config.GetMasterNode()
  84   for node in qa_config.get('nodes'):
  85     if node != master:
  86       _NodeRemove(node)
  87
  88
  89 def TestNodeReadd(node):
  90   """gnt-node add --readd"""
  91   _NodeAdd(node, readd=True)
  92
  93
  94 def TestNodeInfo():
  95   """gnt-node info"""
  96   master = qa_config.GetMasterNode()
  97
  98   cmd = ['gnt-node', 'info']
  99   AssertEqual(StartSSH(master['primary'],
 100                        utils.ShellQuoteArgs(cmd)).wait(), 0)
 101
 102
 103 def TestNodeVolumes():
 104   """gnt-node volumes"""
 105   master = qa_config.GetMasterNode()
 106
 107   cmd = ['gnt-node', 'volumes']
 108   AssertEqual(StartSSH(master['primary'],
 109                        utils.ShellQuoteArgs(cmd)).wait(), 0)
 110
 111
 112 def TestNodeStorage():
 113   """gnt-node storage"""
 114   master = qa_config.GetMasterNode()
 115
 116   for storage_type in constants.VALID_STORAGE_TYPES:
 117     # Test simple list
 118     cmd = ["gnt-node", "list-storage", "--storage-type", storage_type]
 119     AssertEqual(StartSSH(master["primary"],
 120                          utils.ShellQuoteArgs(cmd)).wait(), 0)
 121
 122     # Test all storage fields
 123     cmd = ["gnt-node", "list-storage", "--storage-type", storage_type,
 124            "--output=%s" % ",".join(list(constants.VALID_STORAGE_FIELDS) +
 125                                     [constants.SF_NODE, constants.SF_TYPE])]
 126     AssertEqual(StartSSH(master["primary"],
 127                          utils.ShellQuoteArgs(cmd)).wait(), 0)
 128
 129     # Get list of valid storage devices
 130     cmd = ["gnt-node", "list-storage", "--storage-type", storage_type,
 131            "--output=node,name,allocatable", "--separator=|",
 132            "--no-headers"]
 133     output = qa_utils.GetCommandOutput(master["primary"],
 134                                        utils.ShellQuoteArgs(cmd))
 135
 136     # Test with up to two devices
 137     testdevcount = 2
 138
 139     for line in output.splitlines()[:testdevcount]:
 140       (node_name, st_name, st_allocatable) = line.split("|")
 141
 142       # Dummy modification without any changes
 143       cmd = ["gnt-node", "modify-storage", node_name, storage_type, st_name]
 144       AssertEqual(StartSSH(master["primary"],
 145                            utils.ShellQuoteArgs(cmd)).wait(), 0)
 146
 147       # Make sure we end up with the same value as before
 148       if st_allocatable.lower() == "y":
 149         test_allocatable = ["no", "yes"]
 150       else:
 151         test_allocatable = ["yes", "no"]
 152
 153       fail = (constants.SF_ALLOCATABLE not in
 154               constants.MODIFIABLE_STORAGE_FIELDS.get(storage_type, []))
 155
 156       if fail:
 157         assert_fn = AssertNotEqual
 158       else:
 159         assert_fn = AssertEqual
 160
 161       for i in test_allocatable:
 162         cmd = ["gnt-node", "modify-storage", "--allocatable", i,
 163                node_name, storage_type, st_name]
 164         assert_fn(StartSSH(master["primary"],
 165                   utils.ShellQuoteArgs(cmd)).wait(), 0)
 166
 167         # Verify list output
 168         cmd = ["gnt-node", "list-storage", "--storage-type", storage_type,
 169                "--output=name,allocatable", "--separator=|",
 170                "--no-headers", node_name]
 171         listout = qa_utils.GetCommandOutput(master["primary"],
 172                                             utils.ShellQuoteArgs(cmd))
 173         for line in listout.splitlines():
 174           (vfy_name, vfy_allocatable) = line.split("|")
 175           if vfy_name == st_name and not fail:
 176             AssertEqual(vfy_allocatable, i[0].upper())
 177           else:
 178             AssertEqual(vfy_allocatable, st_allocatable)
 179
 180       # Test repair functionality
 181       cmd = ["gnt-node", "repair-storage", node_name, storage_type, st_name]
 182
 183       if (constants.SO_FIX_CONSISTENCY in
 184           constants.VALID_STORAGE_OPERATIONS.get(storage_type, [])):
 185         assert_fn = AssertEqual
 186       else:
 187         assert_fn = AssertNotEqual
 188
 189       assert_fn(StartSSH(master["primary"],
 190                          utils.ShellQuoteArgs(cmd)).wait(), 0)
 191
 192
 193 def TestNodeFailover(node, node2):
 194   """gnt-node failover"""
 195   master = qa_config.GetMasterNode()
 196
 197   if qa_utils.GetNodeInstances(node2, secondaries=False):
 198     raise qa_error.UnusableNodeError("Secondary node has at least one"
 199                                      " primary instance. This test requires"
 200                                      " it to have no primary instances.")
 201
 202   # Fail over to secondary node
 203   cmd = ['gnt-node', 'failover', '-f', node['primary']]
 204   AssertEqual(StartSSH(master['primary'],
 205                        utils.ShellQuoteArgs(cmd)).wait(), 0)
 206
 207   # ... and back again.
 208   cmd = ['gnt-node', 'failover', '-f', node2['primary']]
 209   AssertEqual(StartSSH(master['primary'],
 210                        utils.ShellQuoteArgs(cmd)).wait(), 0)
 211
 212
 213 def TestNodeEvacuate(node, node2):
 214   """gnt-node evacuate"""
 215   master = qa_config.GetMasterNode()
 216
 217   node3 = qa_config.AcquireNode(exclude=[node, node2])
 218   try:
 219     if qa_utils.GetNodeInstances(node3, secondaries=True):
 220       raise qa_error.UnusableNodeError("Evacuation node has at least one"
 221                                        " secondary instance. This test requires"
 222                                        " it to have no secondary instances.")
 223
 224     # Evacuate all secondary instances
 225     cmd = ['gnt-node', 'evacuate', '-f',
 226            "--new-secondary=%s" % node3['primary'], node2['primary']]
 227     AssertEqual(StartSSH(master['primary'],
 228                          utils.ShellQuoteArgs(cmd)).wait(), 0)
 229
 230     # ... and back again.
 231     cmd = ['gnt-node', 'evacuate', '-f',
 232            "--new-secondary=%s" % node2['primary'], node3['primary']]
 233     AssertEqual(StartSSH(master['primary'],
 234                          utils.ShellQuoteArgs(cmd)).wait(), 0)
 235   finally:
 236     qa_config.ReleaseNode(node3)
 237
 238
 239 def TestNodeModify(node):
 240   """gnt-node modify"""
 241   master = qa_config.GetMasterNode()
 242
 243   for flag in ["master-candidate", "drained", "offline"]:
 244     for value in ["yes", "no"]:
 245       cmd = ["gnt-node", "modify", "--force",
 246              "--%s=%s" % (flag, value), node["primary"]]
 247       AssertEqual(StartSSH(master["primary"],
 248                            utils.ShellQuoteArgs(cmd)).wait(), 0)
 249
 250   cmd = ["gnt-node", "modify", "--master-candidate=yes", "--auto-promote",
 251          node["primary"]]
 252   AssertEqual(StartSSH(master["primary"],
 253                        utils.ShellQuoteArgs(cmd)).wait(), 0)