391 lines
14 KiB
Python
391 lines
14 KiB
Python
# Copyright 2017 AT&T Intellectual Property. All other rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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from copy import deepcopy
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import oslo_versionedobjects.fields as obj_fields
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import drydock_provisioner.objects as objects
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import drydock_provisioner.objects.base as base
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import drydock_provisioner.objects.fields as hd_fields
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@base.DrydockObjectRegistry.register
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class HostProfile(base.DrydockPersistentObject, base.DrydockObject):
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VERSION = '1.0'
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fields = {
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'name': obj_fields.StringField(nullable=False),
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'site': obj_fields.StringField(nullable=False),
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'source': hd_fields.ModelSourceField(nullable=False),
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'parent_profile': obj_fields.StringField(nullable=True),
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'hardware_profile': obj_fields.StringField(nullable=True),
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'oob_type': obj_fields.StringField(nullable=True),
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'oob_network': obj_fields.StringField(nullable=True),
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'oob_account': obj_fields.StringField(nullable=True),
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'oob_credential': obj_fields.StringField(nullable=True),
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'storage_layout': obj_fields.StringField(nullable=True),
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'bootdisk_device': obj_fields.StringField(nullable=True),
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# Consider a custom field for storage size
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'bootdisk_root_size': obj_fields.StringField(nullable=True),
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'bootdisk_boot_size': obj_fields.StringField(nullable=True),
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'partitions': obj_fields.ObjectField('HostPartitionList',
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nullable=True),
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'interfaces': obj_fields.ObjectField('HostInterfaceList',
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nullable=True),
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'tags': obj_fields.ListOfStringsField(nullable=True),
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'owner_data': obj_fields.DictOfStringsField(nullable=True),
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'rack': obj_fields.StringField(nullable=True),
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'base_os': obj_fields.StringField(nullable=True),
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'kernel': obj_fields.StringField(nullable=True),
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'kernel_params': obj_fields.StringField(nullable=True),
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}
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def __init__(self, **kwargs):
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super(HostProfile, self).__init__(**kwargs)
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def get_rack(self):
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return self.rack
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# HostProfile is keyed by name
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def get_id(self):
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return self.get_name()
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def get_name(self):
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return self.name
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def has_tag(self, tag):
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if tag in self.tags:
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return True
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return False
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def apply_inheritance(self, site_design):
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# No parent to inherit from, just apply design values
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# and return
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if self.parent_profile is None:
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self.source = hd_fields.ModelSource.Compiled
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return
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parent = site_design.get_host_profile(self.parent_profile)
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if parent is None:
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raise NameError("Cannot find parent profile %s for %s"
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% (self.design['parent_profile'], self.name))
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parent.apply_inheritance(site_design)
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# First compute inheritance for simple fields
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inheritable_field_list = [
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'hardware_profile', 'oob_type', 'oob_network',
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'oob_credential', 'oob_account', 'storage_layout',
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'bootdisk_device', 'bootdisk_root_size', 'bootdisk_boot_size',
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'rack', 'base_os', 'kernel', 'kernel_params']
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# Create applied data from self design values and parent
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# applied values
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for f in inheritable_field_list:
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setattr(self, f, objects.Utils.apply_field_inheritance(
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getattr(self, f, None),
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getattr(parent, f, None)))
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# Now compute inheritance for complex types
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self.tags = objects.Utils.merge_lists(self.tags, parent.tags)
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self.owner_data = objects.Utils.merge_dicts(self.owner_data, parent.owner_data)
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self.interfaces = HostInterfaceList.from_basic_list(
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HostInterface.merge_lists(self.interfaces, parent.interfaces))
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self.partitions = HostPartitionList.from_basic_list(
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HostPartition.merge_lists(self.partitions, parent.partitions))
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self.source = hd_fields.ModelSource.Compiled
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return
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@base.DrydockObjectRegistry.register
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class HostProfileList(base.DrydockObjectListBase, base.DrydockObject):
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VERSION = '1.0'
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fields = {
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'objects': obj_fields.ListOfObjectsField('HostProfile')
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}
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@base.DrydockObjectRegistry.register
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class HostInterface(base.DrydockObject):
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VERSION = '1.0'
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fields = {
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'device_name': obj_fields.StringField(),
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'primary_network': obj_fields.BooleanField(nullable=False, default=False),
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'source': hd_fields.ModelSourceField(),
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'network_link': obj_fields.StringField(nullable=True),
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'hardware_slaves': obj_fields.ListOfStringsField(nullable=True),
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'slave_selectors': obj_fields.ObjectField('HardwareDeviceSelectorList',
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nullable=True),
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'networks': obj_fields.ListOfStringsField(nullable=True),
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}
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def __init__(self, **kwargs):
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super(HostInterface, self).__init__(**kwargs)
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# HostInterface is keyed by device_name
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def get_id(self):
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return self.get_name()
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def get_name(self):
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return self.device_name
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def get_hw_slaves(self):
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return self.hardware_slaves
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def get_slave_selectors(self):
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return self.slave_selectors
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# Return number of slaves for this interface
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def get_slave_count(self):
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return len(self.hardware_slaves)
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# The device attribute may be hardware alias that translates to a
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# physical device address. If the device attribute does not match an
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# alias, we assume it directly identifies a OS device name. When the
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# apply_hardware_profile method is called on the parent Node of this
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# device, the selector will be decided and applied
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def add_selector(self, slave_selector):
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if self.slave_selectors is None:
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self.slave_selectors = objects.HardwareDeviceSelectorList()
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self.slave_selectors.append(slave_selector)
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"""
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Merge two lists of HostInterface models with child_list taking
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priority when conflicts. If a member of child_list has a device_name
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beginning with '!' it indicates that HostInterface should be
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removed from the merged list
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"""
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@staticmethod
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def merge_lists(child_list, parent_list):
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effective_list = []
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if len(child_list) == 0 and len(parent_list) > 0:
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for p in parent_list:
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pp = deepcopy(p)
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pp.source = hd_fields.ModelSource.Compiled
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effective_list.append(pp)
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elif len(parent_list) == 0 and len(child_list) > 0:
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for i in child_list:
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if i.get_name().startswith('!'):
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continue
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else:
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ii = deepcopy(i)
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ii.source = hd_fields.ModelSource.Compiled
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effective_list.append(ii)
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elif len(parent_list) > 0 and len(child_list) > 0:
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parent_interfaces = []
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for i in parent_list:
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parent_name = i.get_name()
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parent_interfaces.append(parent_name)
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add = True
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for j in child_list:
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if j.get_name() == ("!" + parent_name):
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add = False
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break
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elif j.get_name() == parent_name:
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m = objects.HostInterface()
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m.device_name = j.get_name()
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m.primary_network = \
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objects.Utils.apply_field_inheritance(
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getattr(j, 'primary_network', None),
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getattr(i, 'primary_network', None))
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m.network_link = \
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objects.Utils.apply_field_inheritance(
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getattr(j, 'network_link', None),
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getattr(i, 'network_link', None))
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s = [x for x
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in getattr(i, 'hardware_slaves', [])
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if ("!" + x) not in getattr(j, 'hardware_slaves', [])]
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s.extend(
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[x for x
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in getattr(j, 'hardware_slaves', [])
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if not x.startswith("!")])
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m.hardware_slaves = s
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n = [x for x
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in getattr(i, 'networks',[])
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if ("!" + x) not in getattr(j, 'networks', [])]
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n.extend(
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[x for x
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in getattr(j, 'networks', [])
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if not x.startswith("!")])
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m.networks = n
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m.source = hd_fields.ModelSource.Compiled
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effective_list.append(m)
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add = False
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break
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if add:
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ii = deepcopy(i)
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ii.source = hd_fields.ModelSource.Compiled
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effective_list.append(ii)
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for j in child_list:
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if (j.device_name not in parent_interfaces
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and not j.get_name().startswith("!")):
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jj = deepcopy(j)
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jj.source = hd_fields.ModelSource.Compiled
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effective_list.append(jj)
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return effective_list
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@base.DrydockObjectRegistry.register
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class HostInterfaceList(base.DrydockObjectListBase, base.DrydockObject):
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VERSION = '1.0'
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fields = {
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'objects': obj_fields.ListOfObjectsField('HostInterface')
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}
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@base.DrydockObjectRegistry.register
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class HostPartition(base.DrydockObject):
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VERSION = '1.0'
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fields = {
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'name': obj_fields.StringField(),
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'source': hd_fields.ModelSourceField(),
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'device': obj_fields.StringField(nullable=True),
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'part_uuid': obj_fields.UUIDField(nullable=True),
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'size': obj_fields.StringField(nullable=True),
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'mountpoint': obj_fields.StringField(nullable=True),
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'fstype': obj_fields.StringField(nullable=True, default='ext4'),
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'mount_options': obj_fields.StringField(nullable=True, default='defaults'),
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'fs_uuid': obj_fields.UUIDField(nullable=True),
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'fs_label': obj_fields.StringField(nullable=True),
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'selector': obj_fields.ObjectField('HardwareDeviceSelector',
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nullable=True),
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}
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def __init__(self, **kwargs):
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super(HostPartition, self).__init__(**kwargs)
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def get_device(self):
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return self.device
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# HostPartition keyed by name
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def get_id(self):
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return self.get_name()
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def get_name(self):
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return self.name
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# The device attribute may be hardware alias that translates to a
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# physical device address. If the device attribute does not match an
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# alias, we assume it directly identifies a OS device name. When the
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# apply_hardware_profile method is called on the parent Node of this
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# device, the selector will be decided and applied
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def set_selector(self, selector):
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self.selector = selector
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def get_selector(self):
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return self.selector
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"""
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Merge two lists of HostPartition models with child_list taking
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priority when conflicts. If a member of child_list has a name
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beginning with '!' it indicates that HostPartition should be
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removed from the merged list
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"""
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@staticmethod
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def merge_lists(child_list, parent_list):
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effective_list = []
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if len(child_list) == 0 and len(parent_list) > 0:
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for p in parent_list:
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pp = deepcopy(p)
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pp.source = hd_fields.ModelSource.Compiled
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effective_list.append(pp)
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elif len(parent_list) == 0 and len(child_list) > 0:
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for i in child_list:
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if i.get_name().startswith('!'):
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continue
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else:
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ii = deepcopy(i)
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ii.source = hd_fields.ModelSource.Compiled
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effective_list.append(ii)
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elif len(parent_list) > 0 and len(child_list) > 0:
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inherit_field_list = ["device", "part_uuid", "size",
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"mountpoint", "fstype", "mount_options",
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"fs_uuid", "fs_label"]
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parent_partitions = []
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for i in parent_list:
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parent_name = i.get_name()
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parent_partitions.append(parent_name)
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add = True
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for j in child_list:
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if j.get_name() == ("!" + parent_name):
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add = False
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break
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elif j.get_name() == parent_name:
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p = objects.HostPartition()
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p.name = j.get_name()
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for f in inherit_field_list:
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setattr(p, f,
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objects.Utils.apply_field_inheritance(getattr(j, f, None),
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getattr(i, f, None)))
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add = False
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p.source = hd_fields.ModelSource.Compiled
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effective_list.append(p)
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if add:
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ii = deepcopy(i)
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ii.source = hd_fields.ModelSource.Compiled
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effective_list.append(ii)
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for j in child_list:
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if (j.get_name() not in parent_list and
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not j.get_name().startswith("!")):
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jj = deepcopy(j)
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jj.source = hd_fields.ModelSource.Compiled
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effective_list.append(jj)
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return effective_list
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@base.DrydockObjectRegistry.register
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class HostPartitionList(base.DrydockObjectListBase, base.DrydockObject):
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VERSION = '1.0'
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fields = {
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'objects': obj_fields.ListOfObjectsField('HostPartition')
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}
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