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from ganeti import locking
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from ganeti import network
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from ganeti import objects
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from ganeti import qlang
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from ganeti import query
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from ganeti import utils
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from ganeti.cmdlib.base import LogicalUnit, NoHooksLU, QueryBase
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from ganeti.cmdlib.common import ShareAll, CheckNodeGroupInstances
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from ganeti.cmdlib.common import CheckNodeGroupInstances
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def _BuildNetworkHookEnv(name, subnet, gateway, network6, gateway6,
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| ... | ... | |
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402 |
FIELDS = query.NETWORK_FIELDS
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def ExpandNames(self, lu):
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lu.needed_locks = {}
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lu.share_locks = ShareAll()
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self.do_locking = self.use_locking
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all_networks = lu.cfg.GetAllNetworksInfo()
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name_to_uuid = dict((n.name, n.uuid) for n in all_networks.values())
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if self.names:
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missing = []
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self.wanted = []
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for name in self.names:
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if name in name_to_uuid:
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self.wanted.append(name_to_uuid[name])
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else:
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missing.append(name)
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if missing:
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raise errors.OpPrereqError("Some networks do not exist: %s" % missing,
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errors.ECODE_NOENT)
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else:
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self.wanted = locking.ALL_SET
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if self.do_locking:
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lu.needed_locks[locking.LEVEL_NETWORK] = self.wanted
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if query.NETQ_INST in self.requested_data:
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lu.needed_locks[locking.LEVEL_INSTANCE] = locking.ALL_SET
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if query.NETQ_GROUP in self.requested_data:
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lu.needed_locks[locking.LEVEL_NODEGROUP] = locking.ALL_SET
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raise NotImplementedError
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def DeclareLocks(self, lu, level):
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pass
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raise NotImplementedError
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def _GetQueryData(self, lu):
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"""Computes the list of networks and their attributes.
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"""
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all_networks = lu.cfg.GetAllNetworksInfo()
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network_uuids = self._GetNames(lu, all_networks.keys(),
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locking.LEVEL_NETWORK)
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do_instances = query.NETQ_INST in self.requested_data
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do_groups = query.NETQ_GROUP in self.requested_data
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network_to_instances = None
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network_to_groups = None
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# For NETQ_GROUP, we need to map network->[groups]
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if do_groups:
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all_groups = lu.cfg.GetAllNodeGroupsInfo()
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network_to_groups = dict((uuid, []) for uuid in network_uuids)
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for _, group in all_groups.iteritems():
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for net_uuid in network_uuids:
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netparams = group.networks.get(net_uuid, None)
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if netparams:
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info = (group.name, netparams[constants.NIC_MODE],
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netparams[constants.NIC_LINK])
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network_to_groups[net_uuid].append(info)
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if do_instances:
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all_instances = lu.cfg.GetAllInstancesInfo()
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network_to_instances = dict((uuid, []) for uuid in network_uuids)
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for instance in all_instances.values():
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for nic in instance.nics:
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if nic.network in network_uuids:
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network_to_instances[nic.network].append(instance.uuid)
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break
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if query.NETQ_STATS in self.requested_data:
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stats = \
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dict((uuid,
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self._GetStats(network.AddressPool(all_networks[uuid])))
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for uuid in network_uuids)
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else:
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stats = None
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return query.NetworkQueryData([all_networks[uuid]
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for uuid in network_uuids],
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network_to_groups,
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network_to_instances,
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stats)
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raise NotImplementedError
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413 |
@staticmethod
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414 |
def _GetStats(pool):
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"""Returns statistics for a network address pool.
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| 494 |
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| 495 |
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"""
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| 496 |
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return {
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"free_count": pool.GetFreeCount(),
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"reserved_count": pool.GetReservedCount(),
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"map": pool.GetMap(),
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"external_reservations":
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utils.CommaJoin(pool.GetExternalReservations()),
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}
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415 |
raise NotImplementedError
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| 503 |
416 |
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| 504 |
417 |
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| 505 |
418 |
class LUNetworkQuery(NoHooksLU):
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| ... | ... | |
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422 |
REQ_BGL = False
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| 510 |
423 |
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| 511 |
424 |
def CheckArguments(self):
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| 512 |
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self.nq = NetworkQuery(qlang.MakeSimpleFilter("name", self.op.names),
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| 513 |
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self.op.output_fields, self.op.use_locking)
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425 |
raise NotImplementedError
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426 |
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| 515 |
427 |
def ExpandNames(self):
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| 516 |
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self.nq.ExpandNames(self)
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428 |
raise NotImplementedError
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| 517 |
429 |
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| 518 |
430 |
def Exec(self, feedback_fn):
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| 519 |
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return self.nq.OldStyleQuery(self)
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|
431 |
raise NotImplementedError
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| 520 |
432 |
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| 521 |
433 |
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| 522 |
434 |
def _FmtNetworkConflict(details):
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