#
#
-# Copyright (C) 2006, 2007, 2008, 2009, 2010 Google Inc.
+# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Google Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
"""
-# pylint: disable-msg=E0203,W0201
+# pylint: disable=E0203,W0201,R0902
# E0203: Access to member %r before its definition, since we use
# objects.py which doesn't explicitely initialise its members
# W0201: Attribute '%s' defined outside __init__
+# R0902: Allow instances of these objects to have more than 20 attributes
+
import ConfigParser
import re
import copy
+import time
from cStringIO import StringIO
from ganeti import errors
from ganeti import constants
+from ganeti import netutils
from socket import AF_INET
return target
+def UpgradeBeParams(target):
+ """Update the be parameters dict to the new format.
+
+ @type target: dict
+ @param target: "be" parameters dict
+
+ """
+ if constants.BE_MEMORY in target:
+ memory = target[constants.BE_MEMORY]
+ target[constants.BE_MAXMEM] = memory
+ target[constants.BE_MINMEM] = memory
+ #FIXME(dynmem): delete old value
+ #del target[constants.BE_MEMORY]
+
+
class ConfigObject(object):
"""A generic config object.
raise errors.ConfigurationError("Invalid object passed to FromDict:"
" expected dict, got %s" % type(val))
val_str = dict([(str(k), v) for k, v in val.iteritems()])
- obj = cls(**val_str) # pylint: disable-msg=W0142
+ obj = cls(**val_str) # pylint: disable=W0142
return obj
@staticmethod
return obj
+class MasterNetworkParameters(ConfigObject):
+ """Network configuration parameters for the master
+
+ @ivar name: master name
+ @ivar ip: master IP
+ @ivar netmask: master netmask
+ @ivar netdev: master network device
+ @ivar ip_family: master IP family
+
+ """
+ __slots__ = [
+ "name",
+ "ip",
+ "netmask",
+ "netdev",
+ "ip_family"
+ ]
+
+
class ConfigData(ConfigObject):
"""Top-level config object."""
__slots__ = [
@raise errors.ConfigurationError: when a parameter is not valid
"""
- if nicparams[constants.NIC_MODE] not in constants.NIC_VALID_MODES:
+ if (nicparams[constants.NIC_MODE] not in constants.NIC_VALID_MODES and
+ nicparams[constants.NIC_MODE] != constants.VALUE_AUTO):
err = "Invalid nic mode: %s" % nicparams[constants.NIC_MODE]
raise errors.ConfigurationError(err)
"""
if self.dev_type == constants.LD_LV:
return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1])
+ elif self.dev_type == constants.LD_BLOCKDEV:
+ return self.logical_id[1]
return None
def ChildrenNeeded(self):
devices needs to (or can) be assembled.
"""
- if self.dev_type in [constants.LD_LV, constants.LD_FILE]:
+ if self.dev_type in [constants.LD_LV, constants.LD_FILE,
+ constants.LD_BLOCKDEV]:
result = [node]
elif self.dev_type in constants.LDS_DRBD:
result = [self.logical_id[0], self.logical_id[1]]
# be different)
return result
+ def ComputeGrowth(self, amount):
+ """Compute the per-VG growth requirements.
+
+ This only works for VG-based disks.
+
+ @type amount: integer
+ @param amount: the desired increase in (user-visible) disk space
+ @rtype: dict
+ @return: a dictionary of volume-groups and the required size
+
+ """
+ if self.dev_type == constants.LD_LV:
+ return {self.logical_id[0]: amount}
+ elif self.dev_type == constants.LD_DRBD8:
+ if self.children:
+ return self.children[0].ComputeGrowth(amount)
+ else:
+ return {}
+ else:
+ # Other disk types do not require VG space
+ return {}
+
def RecordGrow(self, amount):
"""Update the size of this disk after growth.
actual algorithms from bdev.
"""
- if self.dev_type == constants.LD_LV or self.dev_type == constants.LD_FILE:
+ if self.dev_type in (constants.LD_LV, constants.LD_FILE):
self.size += amount
elif self.dev_type == constants.LD_DRBD8:
if self.children:
"""
if self.dev_type == constants.LD_LV:
- val = "<LogicalVolume(/dev/%s/%s" % self.logical_id
+ val = "<LogicalVolume(/dev/%s/%s" % self.logical_id
elif self.dev_type in constants.LDS_DRBD:
node_a, node_b, port, minor_a, minor_b = self.logical_id[:5]
val = "<DRBD8("
"hvparams",
"beparams",
"osparams",
- "admin_up",
+ "admin_state",
"nics",
"disks",
"disk_template",
node = self.primary_node
if lvmap is None:
- lvmap = { node : [] }
+ lvmap = {
+ node: [],
+ }
ret = lvmap
else:
if not node in lvmap:
for dev in devs:
if dev.dev_type == constants.LD_LV:
- lvmap[node].append(dev.logical_id[0]+"/"+dev.logical_id[1])
+ lvmap[node].append(dev.logical_id[0] + "/" + dev.logical_id[1])
elif dev.dev_type in constants.LDS_DRBD:
if dev.children:
errors.ECODE_INVAL)
except IndexError:
raise errors.OpPrereqError("Invalid disk index: %d (instace has disks"
- " 0 to %d" % (idx, len(self.disks)),
+ " 0 to %d" % (idx, len(self.disks) - 1),
errors.ECODE_INVAL)
def ToDict(self):
"""Custom function for instances.
"""
+ if "admin_state" not in val:
+ if val.get("admin_up", False):
+ val["admin_state"] = constants.ADMINST_UP
+ else:
+ val["admin_state"] = constants.ADMINST_DOWN
+ if "admin_up" in val:
+ del val["admin_up"]
obj = super(Instance, cls).FromDict(val)
obj.nics = cls._ContainerFromDicts(obj.nics, list, NIC)
obj.disks = cls._ContainerFromDicts(obj.disks, list, Disk)
pass
if self.osparams is None:
self.osparams = {}
+ UpgradeBeParams(self.beparams)
class OS(ConfigObject):
"master_capable",
"vm_capable",
"ndparams",
+ "powered",
+ "hv_state",
+ "disk_state",
] + _TIMESTAMPS + _UUID
def UpgradeConfig(self):
"""Fill defaults for missing configuration values.
"""
- # pylint: disable-msg=E0203
+ # pylint: disable=E0203
# because these are "defined" via slots, not manually
if self.master_capable is None:
self.master_capable = True
if self.ndparams is None:
self.ndparams = {}
+ if self.powered is None:
+ self.powered = True
+
-class NodeGroup(ConfigObject):
+class NodeGroup(TaggableObject):
"""Config object representing a node group."""
__slots__ = [
"name",
"members",
"ndparams",
+ "serial_no",
+ "alloc_policy",
] + _TIMESTAMPS + _UUID
def ToDict(self):
if self.ndparams is None:
self.ndparams = {}
+ if self.serial_no is None:
+ self.serial_no = 1
+
+ if self.alloc_policy is None:
+ self.alloc_policy = constants.ALLOC_POLICY_PREFERRED
+
+ # We only update mtime, and not ctime, since we would not be able to provide
+ # a correct value for creation time.
+ if self.mtime is None:
+ self.mtime = time.time()
+
def FillND(self, node):
- """Return filled out ndparams for L{object.Node}
+ """Return filled out ndparams for L{objects.Node}
@type node: L{objects.Node}
@param node: A Node object to fill
@param ndparams: the dict to fill
@rtype: dict
@return: a copy of the passed in ndparams with missing keys filled
- from the cluster defaults
+ from the node group defaults
"""
return FillDict(self.ndparams, ndparams)
"master_node",
"master_ip",
"master_netdev",
+ "master_netmask",
+ "use_external_mip_script",
"cluster_name",
"file_storage_dir",
+ "shared_file_storage_dir",
"enabled_hypervisors",
"hvparams",
"os_hvp",
"""Fill defaults for missing configuration values.
"""
- # pylint: disable-msg=E0203
+ # pylint: disable=E0203
# because these are "defined" via slots, not manually
if self.hvparams is None:
self.hvparams = constants.HVC_DEFAULTS
self.beparams = UpgradeGroupedParams(self.beparams,
constants.BEC_DEFAULTS)
+ for beparams_group in self.beparams:
+ UpgradeBeParams(self.beparams[beparams_group])
+
migrate_default_bridge = not self.nicparams
self.nicparams = UpgradeGroupedParams(self.nicparams,
constants.NICC_DEFAULTS)
if self.modify_ssh_setup is None:
self.modify_ssh_setup = True
- # default_bridge is no longer used it 2.1. The slot is left there to
+ # default_bridge is no longer used in 2.1. The slot is left there to
# support auto-upgrading. It can be removed once we decide to deprecate
# upgrading straight from 2.0.
if self.default_bridge is not None:
if self.primary_ip_family is None:
self.primary_ip_family = AF_INET
+ if self.master_netmask is None:
+ ipcls = netutils.IPAddress.GetClassFromIpFamily(self.primary_ip_family)
+ self.master_netmask = ipcls.iplen
+
if self.prealloc_wipe_disks is None:
self.prealloc_wipe_disks = False
+ # shared_file_storage_dir added before 2.5
+ if self.shared_file_storage_dir is None:
+ self.shared_file_storage_dir = ""
+
+ if self.use_external_mip_script is None:
+ self.use_external_mip_script = False
+
def ToDict(self):
"""Custom function for cluster.
return FillDict(result, os_params)
def FillND(self, node, nodegroup):
- """Return filled out ndparams for L{objects.NodeGroup} and L{object.Node}
+ """Return filled out ndparams for L{objects.NodeGroup} and L{objects.Node}
@type node: L{objects.Node}
@param node: A Node object to fill
@ivar compress: Compression method (one of L{constants.IEC_ALL})
@ivar magic: Used to ensure the connection goes to the right disk
@ivar ipv6: Whether to use IPv6
+ @ivar connect_timeout: Number of seconds for establishing connection
"""
__slots__ = [
"compress",
"magic",
"ipv6",
+ "connect_timeout",
]
class QueryFieldDefinition(ConfigObject):
"""Object holding a query field definition.
- @ivar name: Field name as a regular expression
+ @ivar name: Field name
@ivar title: Human-readable title
@ivar kind: Field type
+ @ivar doc: Human-readable description
"""
__slots__ = [
"name",
"title",
"kind",
+ "doc",
+ ]
+
+
+class _QueryResponseBase(ConfigObject):
+ __slots__ = [
+ "fields",
+ ]
+
+ def ToDict(self):
+ """Custom function for serializing.
+
+ """
+ mydict = super(_QueryResponseBase, self).ToDict()
+ mydict["fields"] = self._ContainerToDicts(mydict["fields"])
+ return mydict
+
+ @classmethod
+ def FromDict(cls, val):
+ """Custom function for de-serializing.
+
+ """
+ obj = super(_QueryResponseBase, cls).FromDict(val)
+ obj.fields = cls._ContainerFromDicts(obj.fields, list, QueryFieldDefinition)
+ return obj
+
+
+class QueryRequest(ConfigObject):
+ """Object holding a query request.
+
+ """
+ __slots__ = [
+ "what",
+ "fields",
+ "qfilter",
+ ]
+
+
+class QueryResponse(_QueryResponseBase):
+ """Object holding the response to a query.
+
+ @ivar fields: List of L{QueryFieldDefinition} objects
+ @ivar data: Requested data
+
+ """
+ __slots__ = [
+ "data",
+ ]
+
+
+class QueryFieldsRequest(ConfigObject):
+ """Object holding a request for querying available fields.
+
+ """
+ __slots__ = [
+ "what",
+ "fields",
+ ]
+
+
+class QueryFieldsResponse(_QueryResponseBase):
+ """Object holding the response to a query for fields.
+
+ @ivar fields: List of L{QueryFieldDefinition} objects
+
+ """
+ __slots__ = [
+ ]
+
+
+class MigrationStatus(ConfigObject):
+ """Object holding the status of a migration.
+
+ """
+ __slots__ = [
+ "status",
+ "transferred_ram",
+ "total_ram",
+ ]
+
+
+class InstanceConsole(ConfigObject):
+ """Object describing how to access the console of an instance.
+
+ """
+ __slots__ = [
+ "instance",
+ "kind",
+ "message",
+ "host",
+ "port",
+ "user",
+ "command",
+ "display",
]
+ def Validate(self):
+ """Validates contents of this object.
+
+ """
+ assert self.kind in constants.CONS_ALL, "Unknown console type"
+ assert self.instance, "Missing instance name"
+ assert self.message or self.kind in [constants.CONS_SSH,
+ constants.CONS_SPICE,
+ constants.CONS_VNC]
+ assert self.host or self.kind == constants.CONS_MESSAGE
+ assert self.port or self.kind in [constants.CONS_MESSAGE,
+ constants.CONS_SSH]
+ assert self.user or self.kind in [constants.CONS_MESSAGE,
+ constants.CONS_SPICE,
+ constants.CONS_VNC]
+ assert self.command or self.kind in [constants.CONS_MESSAGE,
+ constants.CONS_SPICE,
+ constants.CONS_VNC]
+ assert self.display or self.kind in [constants.CONS_MESSAGE,
+ constants.CONS_SPICE,
+ constants.CONS_SSH]
+ return True
+
class SerializableConfigParser(ConfigParser.SafeConfigParser):
"""Simple wrapper over ConfigParse that allows serialization.