1003 lines
37 KiB
Python
1003 lines
37 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2011 X.commerce, a business unit of eBay Inc.
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# Copyright 2011 Piston Cloud Computing, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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SQLAlchemy models for nova data.
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"""
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from sqlalchemy import Column, Integer, BigInteger, String, schema
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy import ForeignKey, DateTime, Boolean, Text, Float
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from sqlalchemy.orm import relationship, backref, object_mapper
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from nova.db.sqlalchemy import types
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from nova.openstack.common import cfg
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from nova.openstack.common.db.sqlalchemy import models
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from nova.openstack.common import timeutils
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CONF = cfg.CONF
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BASE = declarative_base()
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class NovaBase(models.SoftDeleteMixin, models.ModelBase):
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pass
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class Service(BASE, NovaBase):
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"""Represents a running service on a host."""
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__tablename__ = 'services'
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id = Column(Integer, primary_key=True)
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host = Column(String(255)) # , ForeignKey('hosts.id'))
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binary = Column(String(255))
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topic = Column(String(255))
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report_count = Column(Integer, nullable=False, default=0)
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disabled = Column(Boolean, default=False)
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class ComputeNode(BASE, NovaBase):
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"""Represents a running compute service on a host."""
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__tablename__ = 'compute_nodes'
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id = Column(Integer, primary_key=True)
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service_id = Column(Integer, ForeignKey('services.id'), nullable=True)
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service = relationship(Service,
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backref=backref('compute_node'),
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foreign_keys=service_id,
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primaryjoin='and_('
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'ComputeNode.service_id == Service.id,'
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'ComputeNode.deleted == 0)')
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vcpus = Column(Integer)
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memory_mb = Column(Integer)
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local_gb = Column(Integer)
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vcpus_used = Column(Integer)
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memory_mb_used = Column(Integer)
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local_gb_used = Column(Integer)
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hypervisor_type = Column(Text)
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hypervisor_version = Column(Integer)
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hypervisor_hostname = Column(String(255))
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# Free Ram, amount of activity (resize, migration, boot, etc) and
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# the number of running VM's are a good starting point for what's
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# important when making scheduling decisions.
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free_ram_mb = Column(Integer)
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free_disk_gb = Column(Integer)
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current_workload = Column(Integer)
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running_vms = Column(Integer)
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# Note(masumotok): Expected Strings example:
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#
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# '{"arch":"x86_64",
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# "model":"Nehalem",
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# "topology":{"sockets":1, "threads":2, "cores":3},
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# "features":["tdtscp", "xtpr"]}'
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#
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# Points are "json translatable" and it must have all dictionary keys
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# above, since it is copied from <cpu> tag of getCapabilities()
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# (See libvirt.virtConnection).
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cpu_info = Column(Text, nullable=True)
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disk_available_least = Column(Integer)
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class ComputeNodeStat(BASE, NovaBase):
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"""Stats related to the current workload of a compute host that are
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intended to aid in making scheduler decisions."""
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__tablename__ = 'compute_node_stats'
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id = Column(Integer, primary_key=True)
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key = Column(String(511))
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value = Column(String(255))
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compute_node_id = Column(Integer, ForeignKey('compute_nodes.id'))
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primary_join = ('and_(ComputeNodeStat.compute_node_id == '
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'ComputeNode.id, ComputeNodeStat.deleted == 0)')
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stats = relationship("ComputeNode", backref="stats",
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primaryjoin=primary_join)
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def __str__(self):
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return "{%d: %s = %s}" % (self.compute_node_id, self.key, self.value)
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class Certificate(BASE, NovaBase):
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"""Represents a x509 certificate."""
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__tablename__ = 'certificates'
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id = Column(Integer, primary_key=True)
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user_id = Column(String(255))
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project_id = Column(String(255))
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file_name = Column(String(255))
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class Instance(BASE, NovaBase):
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"""Represents a guest VM."""
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__tablename__ = 'instances'
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injected_files = []
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id = Column(Integer, primary_key=True, autoincrement=True)
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@property
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def name(self):
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try:
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base_name = CONF.instance_name_template % self.id
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except TypeError:
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# Support templates like "uuid-%(uuid)s", etc.
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info = {}
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# NOTE(russellb): Don't use self.iteritems() here, as it will
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# result in infinite recursion on the name property.
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for column in iter(object_mapper(self).columns):
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key = column.name
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# prevent recursion if someone specifies %(name)s
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# %(name)s will not be valid.
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if key == 'name':
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continue
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info[key] = self[key]
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try:
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base_name = CONF.instance_name_template % info
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except KeyError:
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base_name = self.uuid
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return base_name
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def _extra_keys(self):
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return ['name', 'system_metadata']
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user_id = Column(String(255))
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project_id = Column(String(255))
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image_ref = Column(String(255))
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kernel_id = Column(String(255))
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ramdisk_id = Column(String(255))
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hostname = Column(String(255))
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# image_ref = Column(Integer, ForeignKey('images.id'), nullable=True)
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# kernel_id = Column(Integer, ForeignKey('images.id'), nullable=True)
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# ramdisk_id = Column(Integer, ForeignKey('images.id'), nullable=True)
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# ramdisk = relationship(Ramdisk, backref=backref('instances', order_by=id))
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# kernel = relationship(Kernel, backref=backref('instances', order_by=id))
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launch_index = Column(Integer)
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key_name = Column(String(255))
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key_data = Column(Text)
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power_state = Column(Integer)
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vm_state = Column(String(255))
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task_state = Column(String(255))
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memory_mb = Column(Integer)
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vcpus = Column(Integer)
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root_gb = Column(Integer)
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ephemeral_gb = Column(Integer)
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# This is not related to hostname, above. It refers
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# to the nova node.
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host = Column(String(255)) # , ForeignKey('hosts.id'))
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# To identify the "ComputeNode" which the instance resides in.
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# This equals to ComputeNode.hypervisor_hostname.
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node = Column(String(255))
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# *not* flavor_id
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instance_type_id = Column(Integer)
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user_data = Column(Text)
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reservation_id = Column(String(255))
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scheduled_at = Column(DateTime)
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launched_at = Column(DateTime)
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terminated_at = Column(DateTime)
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availability_zone = Column(String(255))
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# User editable field for display in user-facing UIs
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display_name = Column(String(255))
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display_description = Column(String(255))
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# To remember on which host an instance booted.
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# An instance may have moved to another host by live migration.
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launched_on = Column(Text)
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locked = Column(Boolean)
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os_type = Column(String(255))
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architecture = Column(String(255))
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vm_mode = Column(String(255))
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uuid = Column(String(36))
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root_device_name = Column(String(255))
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default_ephemeral_device = Column(String(255), nullable=True)
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default_swap_device = Column(String(255), nullable=True)
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config_drive = Column(String(255))
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# User editable field meant to represent what ip should be used
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# to connect to the instance
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access_ip_v4 = Column(types.IPAddress())
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access_ip_v6 = Column(types.IPAddress())
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auto_disk_config = Column(Boolean())
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progress = Column(Integer)
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# EC2 instance_initiated_shutdown_terminate
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# True: -> 'terminate'
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# False: -> 'stop'
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# Note(maoy): currently Nova will always stop instead of terminate
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# no matter what the flag says. So we set the default to False.
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shutdown_terminate = Column(Boolean(), default=False, nullable=False)
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# EC2 disable_api_termination
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disable_terminate = Column(Boolean(), default=False, nullable=False)
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# OpenStack compute cell name. This will only be set at the top of
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# the cells tree and it'll be a full cell name such as 'api!hop1!hop2'
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cell_name = Column(String(255))
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class InstanceInfoCache(BASE, NovaBase):
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"""
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Represents a cache of information about an instance
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"""
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__tablename__ = 'instance_info_caches'
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id = Column(Integer, primary_key=True, autoincrement=True)
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# text column used for storing a json object of network data for api
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network_info = Column(Text)
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instance_uuid = Column(String(36), ForeignKey('instances.uuid'),
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nullable=False, unique=True)
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instance = relationship(Instance,
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backref=backref('info_cache', uselist=False),
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foreign_keys=instance_uuid,
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primaryjoin=instance_uuid == Instance.uuid)
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class InstanceTypes(BASE, NovaBase):
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"""Represent possible instance_types or flavor of VM offered."""
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__tablename__ = "instance_types"
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id = Column(Integer, primary_key=True)
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name = Column(String(255))
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memory_mb = Column(Integer)
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vcpus = Column(Integer)
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root_gb = Column(Integer)
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ephemeral_gb = Column(Integer)
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flavorid = Column(String(255))
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swap = Column(Integer, nullable=False, default=0)
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rxtx_factor = Column(Float, nullable=False, default=1)
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vcpu_weight = Column(Integer, nullable=True)
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disabled = Column(Boolean, default=False)
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is_public = Column(Boolean, default=True)
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instances = relationship(Instance,
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backref=backref('instance_type', uselist=False),
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foreign_keys=id,
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primaryjoin='and_('
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'Instance.instance_type_id == '
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'InstanceTypes.id)')
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class Volume(BASE, NovaBase):
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"""Represents a block storage device that can be attached to a VM."""
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__tablename__ = 'volumes'
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id = Column(String(36), primary_key=True)
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deleted = Column(String(36), default="")
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@property
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def name(self):
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return CONF.volume_name_template % self.id
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ec2_id = Column(Integer)
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user_id = Column(String(255))
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project_id = Column(String(255))
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snapshot_id = Column(String(36))
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host = Column(String(255)) # , ForeignKey('hosts.id'))
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size = Column(Integer)
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availability_zone = Column(String(255)) # TODO(vish): foreign key?
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instance_uuid = Column(String(36))
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mountpoint = Column(String(255))
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attach_time = Column(DateTime)
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status = Column(String(255)) # TODO(vish): enum?
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attach_status = Column(String(255)) # TODO(vish): enum
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scheduled_at = Column(DateTime)
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launched_at = Column(DateTime)
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terminated_at = Column(DateTime)
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display_name = Column(String(255))
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display_description = Column(String(255))
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provider_location = Column(String(255))
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provider_auth = Column(String(255))
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volume_type_id = Column(Integer)
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class Quota(BASE, NovaBase):
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"""Represents a single quota override for a project.
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If there is no row for a given project id and resource, then the
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default for the quota class is used. If there is no row for a
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given quota class and resource, then the default for the
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deployment is used. If the row is present but the hard limit is
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Null, then the resource is unlimited.
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"""
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__tablename__ = 'quotas'
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id = Column(Integer, primary_key=True)
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project_id = Column(String(255), index=True)
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resource = Column(String(255))
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hard_limit = Column(Integer, nullable=True)
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class QuotaClass(BASE, NovaBase):
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"""Represents a single quota override for a quota class.
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If there is no row for a given quota class and resource, then the
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default for the deployment is used. If the row is present but the
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hard limit is Null, then the resource is unlimited.
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"""
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__tablename__ = 'quota_classes'
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id = Column(Integer, primary_key=True)
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class_name = Column(String(255), index=True)
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resource = Column(String(255))
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hard_limit = Column(Integer, nullable=True)
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class QuotaUsage(BASE, NovaBase):
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"""Represents the current usage for a given resource."""
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__tablename__ = 'quota_usages'
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id = Column(Integer, primary_key=True)
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project_id = Column(String(255), index=True)
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resource = Column(String(255))
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in_use = Column(Integer)
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reserved = Column(Integer)
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@property
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def total(self):
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return self.in_use + self.reserved
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until_refresh = Column(Integer, nullable=True)
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class Reservation(BASE, NovaBase):
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"""Represents a resource reservation for quotas."""
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__tablename__ = 'reservations'
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id = Column(Integer, primary_key=True)
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uuid = Column(String(36), nullable=False)
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usage_id = Column(Integer, ForeignKey('quota_usages.id'), nullable=False)
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project_id = Column(String(255), index=True)
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resource = Column(String(255))
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delta = Column(Integer)
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expire = Column(DateTime, nullable=False)
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usage = relationship(
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"QuotaUsage",
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foreign_keys=usage_id,
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primaryjoin='and_(Reservation.usage_id == QuotaUsage.id,'
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'QuotaUsage.deleted == 0)')
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class Snapshot(BASE, NovaBase):
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"""Represents a block storage device that can be attached to a VM."""
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__tablename__ = 'snapshots'
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id = Column(String(36), primary_key=True)
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deleted = Column(String(36), default="")
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@property
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def name(self):
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return CONF.snapshot_name_template % self.id
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@property
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def volume_name(self):
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return CONF.volume_name_template % self.volume_id
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user_id = Column(String(255))
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project_id = Column(String(255))
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volume_id = Column(String(36))
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status = Column(String(255))
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progress = Column(String(255))
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volume_size = Column(Integer)
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display_name = Column(String(255))
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display_description = Column(String(255))
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class BlockDeviceMapping(BASE, NovaBase):
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"""Represents block device mapping that is defined by EC2."""
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__tablename__ = "block_device_mapping"
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id = Column(Integer, primary_key=True, autoincrement=True)
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instance_uuid = Column(Integer, ForeignKey('instances.uuid'),
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nullable=False)
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instance = relationship(Instance,
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backref=backref('block_device_mapping'),
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foreign_keys=instance_uuid,
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primaryjoin='and_(BlockDeviceMapping.'
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'instance_uuid=='
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'Instance.uuid,'
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'BlockDeviceMapping.deleted=='
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'0)')
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device_name = Column(String(255), nullable=False)
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# default=False for compatibility of the existing code.
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# With EC2 API,
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# default True for ami specified device.
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# default False for created with other timing.
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delete_on_termination = Column(Boolean, default=False)
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# for ephemeral device
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virtual_name = Column(String(255), nullable=True)
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snapshot_id = Column(String(36))
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volume_id = Column(String(36), nullable=True)
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volume_size = Column(Integer, nullable=True)
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# for no device to suppress devices.
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no_device = Column(Boolean, nullable=True)
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connection_info = Column(Text, nullable=True)
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class IscsiTarget(BASE, NovaBase):
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"""Represents an iscsi target for a given host."""
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__tablename__ = 'iscsi_targets'
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__table_args__ = (schema.UniqueConstraint("target_num", "host"), )
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id = Column(Integer, primary_key=True)
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target_num = Column(Integer)
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host = Column(String(255))
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volume_id = Column(String(36), ForeignKey('volumes.id'), nullable=True)
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volume = relationship(Volume,
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backref=backref('iscsi_target', uselist=False),
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foreign_keys=volume_id,
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primaryjoin='and_(IscsiTarget.volume_id==Volume.id,'
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'IscsiTarget.deleted==0)')
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class SecurityGroupInstanceAssociation(BASE, NovaBase):
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__tablename__ = 'security_group_instance_association'
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id = Column(Integer, primary_key=True)
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security_group_id = Column(Integer, ForeignKey('security_groups.id'))
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instance_uuid = Column(String(36), ForeignKey('instances.uuid'))
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class SecurityGroup(BASE, NovaBase):
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"""Represents a security group."""
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__tablename__ = 'security_groups'
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id = Column(Integer, primary_key=True)
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name = Column(String(255))
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description = Column(String(255))
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user_id = Column(String(255))
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project_id = Column(String(255))
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instances = relationship(Instance,
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secondary="security_group_instance_association",
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primaryjoin='and_('
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'SecurityGroup.id == '
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'SecurityGroupInstanceAssociation.security_group_id,'
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'SecurityGroupInstanceAssociation.deleted == 0,'
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'SecurityGroup.deleted == 0)',
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secondaryjoin='and_('
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'SecurityGroupInstanceAssociation.instance_uuid == Instance.uuid,'
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# (anthony) the condition below shouldn't be necessary now that the
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# association is being marked as deleted. However, removing this
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# may cause existing deployments to choke, so I'm leaving it
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'Instance.deleted == 0)',
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backref='security_groups')
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class SecurityGroupIngressRule(BASE, NovaBase):
|
|
"""Represents a rule in a security group."""
|
|
__tablename__ = 'security_group_rules'
|
|
id = Column(Integer, primary_key=True)
|
|
|
|
parent_group_id = Column(Integer, ForeignKey('security_groups.id'))
|
|
parent_group = relationship("SecurityGroup", backref="rules",
|
|
foreign_keys=parent_group_id,
|
|
primaryjoin='and_('
|
|
'SecurityGroupIngressRule.parent_group_id == SecurityGroup.id,'
|
|
'SecurityGroupIngressRule.deleted == 0)')
|
|
|
|
protocol = Column(String(5)) # "tcp", "udp", or "icmp"
|
|
from_port = Column(Integer)
|
|
to_port = Column(Integer)
|
|
cidr = Column(types.IPAddress())
|
|
|
|
# Note: This is not the parent SecurityGroup. It's SecurityGroup we're
|
|
# granting access for.
|
|
group_id = Column(Integer, ForeignKey('security_groups.id'))
|
|
grantee_group = relationship("SecurityGroup",
|
|
foreign_keys=group_id,
|
|
primaryjoin='and_('
|
|
'SecurityGroupIngressRule.group_id == SecurityGroup.id,'
|
|
'SecurityGroupIngressRule.deleted == 0)')
|
|
|
|
|
|
class ProviderFirewallRule(BASE, NovaBase):
|
|
"""Represents a rule in a security group."""
|
|
__tablename__ = 'provider_fw_rules'
|
|
id = Column(Integer, primary_key=True)
|
|
|
|
protocol = Column(String(5)) # "tcp", "udp", or "icmp"
|
|
from_port = Column(Integer)
|
|
to_port = Column(Integer)
|
|
cidr = Column(types.IPAddress())
|
|
|
|
|
|
class KeyPair(BASE, NovaBase):
|
|
"""Represents a public key pair for ssh."""
|
|
__tablename__ = 'key_pairs'
|
|
id = Column(Integer, primary_key=True)
|
|
|
|
name = Column(String(255))
|
|
|
|
user_id = Column(String(255))
|
|
|
|
fingerprint = Column(String(255))
|
|
public_key = Column(Text)
|
|
|
|
|
|
class Migration(BASE, NovaBase):
|
|
"""Represents a running host-to-host migration."""
|
|
__tablename__ = 'migrations'
|
|
id = Column(Integer, primary_key=True, nullable=False)
|
|
# NOTE(tr3buchet): the ____compute variables are instance['host']
|
|
source_compute = Column(String(255))
|
|
dest_compute = Column(String(255))
|
|
# nodes are equivalent to a compute node's 'hypvervisor_hostname'
|
|
source_node = Column(String(255))
|
|
dest_node = Column(String(255))
|
|
# NOTE(tr3buchet): dest_host, btw, is an ip address
|
|
dest_host = Column(String(255))
|
|
old_instance_type_id = Column(Integer())
|
|
new_instance_type_id = Column(Integer())
|
|
instance_uuid = Column(String(36), ForeignKey('instances.uuid'),
|
|
nullable=True)
|
|
#TODO(_cerberus_): enum
|
|
status = Column(String(255))
|
|
|
|
instance = relationship("Instance", foreign_keys=instance_uuid,
|
|
primaryjoin='and_(Migration.instance_uuid == '
|
|
'Instance.uuid, Instance.deleted == '
|
|
'0)')
|
|
|
|
|
|
class Network(BASE, NovaBase):
|
|
"""Represents a network."""
|
|
__tablename__ = 'networks'
|
|
__table_args__ = (schema.UniqueConstraint("vpn_public_address",
|
|
"vpn_public_port"), )
|
|
id = Column(Integer, primary_key=True)
|
|
label = Column(String(255))
|
|
|
|
injected = Column(Boolean, default=False)
|
|
cidr = Column(types.IPAddress(), unique=True)
|
|
cidr_v6 = Column(types.IPAddress(), unique=True)
|
|
multi_host = Column(Boolean, default=False)
|
|
|
|
gateway_v6 = Column(types.IPAddress())
|
|
netmask_v6 = Column(types.IPAddress())
|
|
netmask = Column(types.IPAddress())
|
|
bridge = Column(String(255))
|
|
bridge_interface = Column(String(255))
|
|
gateway = Column(types.IPAddress())
|
|
broadcast = Column(types.IPAddress())
|
|
dns1 = Column(types.IPAddress())
|
|
dns2 = Column(types.IPAddress())
|
|
|
|
vlan = Column(Integer)
|
|
vpn_public_address = Column(types.IPAddress())
|
|
vpn_public_port = Column(Integer)
|
|
vpn_private_address = Column(types.IPAddress())
|
|
dhcp_start = Column(types.IPAddress())
|
|
|
|
rxtx_base = Column(Integer)
|
|
|
|
project_id = Column(String(255))
|
|
priority = Column(Integer)
|
|
host = Column(String(255)) # , ForeignKey('hosts.id'))
|
|
uuid = Column(String(36))
|
|
|
|
|
|
class VirtualInterface(BASE, NovaBase):
|
|
"""Represents a virtual interface on an instance."""
|
|
__tablename__ = 'virtual_interfaces'
|
|
id = Column(Integer, primary_key=True)
|
|
address = Column(String(255), unique=True)
|
|
network_id = Column(Integer, nullable=False)
|
|
instance_uuid = Column(String(36), nullable=False)
|
|
uuid = Column(String(36))
|
|
|
|
|
|
# TODO(vish): can these both come from the same baseclass?
|
|
class FixedIp(BASE, NovaBase):
|
|
"""Represents a fixed ip for an instance."""
|
|
__tablename__ = 'fixed_ips'
|
|
id = Column(Integer, primary_key=True)
|
|
address = Column(types.IPAddress())
|
|
network_id = Column(Integer, nullable=True)
|
|
virtual_interface_id = Column(Integer, nullable=True)
|
|
instance_uuid = Column(String(36), nullable=True)
|
|
# associated means that a fixed_ip has its instance_id column set
|
|
# allocated means that a fixed_ip has its virtual_interface_id column set
|
|
allocated = Column(Boolean, default=False)
|
|
# leased means dhcp bridge has leased the ip
|
|
leased = Column(Boolean, default=False)
|
|
reserved = Column(Boolean, default=False)
|
|
host = Column(String(255))
|
|
network = relationship(Network,
|
|
backref=backref('fixed_ips'),
|
|
foreign_keys=network_id,
|
|
primaryjoin='and_('
|
|
'FixedIp.network_id == Network.id,'
|
|
'FixedIp.deleted == 0,'
|
|
'Network.deleted == 0)')
|
|
instance = relationship(Instance,
|
|
foreign_keys=instance_uuid,
|
|
primaryjoin='and_('
|
|
'FixedIp.instance_uuid == Instance.uuid,'
|
|
'FixedIp.deleted == 0,'
|
|
'Instance.deleted == 0)')
|
|
|
|
|
|
class FloatingIp(BASE, NovaBase):
|
|
"""Represents a floating ip that dynamically forwards to a fixed ip."""
|
|
__tablename__ = 'floating_ips'
|
|
id = Column(Integer, primary_key=True)
|
|
address = Column(types.IPAddress())
|
|
fixed_ip_id = Column(Integer, nullable=True)
|
|
project_id = Column(String(255))
|
|
host = Column(String(255)) # , ForeignKey('hosts.id'))
|
|
auto_assigned = Column(Boolean, default=False, nullable=False)
|
|
pool = Column(String(255))
|
|
interface = Column(String(255))
|
|
fixed_ip = relationship(FixedIp,
|
|
backref=backref('floating_ips'),
|
|
foreign_keys=fixed_ip_id,
|
|
primaryjoin='and_('
|
|
'FloatingIp.fixed_ip_id == FixedIp.id,'
|
|
'FloatingIp.deleted == 0,'
|
|
'FixedIp.deleted == 0)')
|
|
|
|
|
|
class DNSDomain(BASE, NovaBase):
|
|
"""Represents a DNS domain with availability zone or project info."""
|
|
__tablename__ = 'dns_domains'
|
|
deleted = Column(Boolean, default=False)
|
|
domain = Column(String(512), primary_key=True)
|
|
scope = Column(String(255))
|
|
availability_zone = Column(String(255))
|
|
project_id = Column(String(255))
|
|
|
|
|
|
class ConsolePool(BASE, NovaBase):
|
|
"""Represents pool of consoles on the same physical node."""
|
|
__tablename__ = 'console_pools'
|
|
id = Column(Integer, primary_key=True)
|
|
address = Column(types.IPAddress())
|
|
username = Column(String(255))
|
|
password = Column(String(255))
|
|
console_type = Column(String(255))
|
|
public_hostname = Column(String(255))
|
|
host = Column(String(255))
|
|
compute_host = Column(String(255))
|
|
|
|
|
|
class Console(BASE, NovaBase):
|
|
"""Represents a console session for an instance."""
|
|
__tablename__ = 'consoles'
|
|
id = Column(Integer, primary_key=True)
|
|
instance_name = Column(String(255))
|
|
instance_uuid = Column(String(36))
|
|
password = Column(String(255))
|
|
port = Column(Integer, nullable=True)
|
|
pool_id = Column(Integer, ForeignKey('console_pools.id'))
|
|
pool = relationship(ConsolePool, backref=backref('consoles'))
|
|
|
|
|
|
class InstanceMetadata(BASE, NovaBase):
|
|
"""Represents a user-provided metadata key/value pair for an instance."""
|
|
__tablename__ = 'instance_metadata'
|
|
id = Column(Integer, primary_key=True)
|
|
key = Column(String(255))
|
|
value = Column(String(255))
|
|
instance_uuid = Column(String(36), ForeignKey('instances.uuid'),
|
|
nullable=False)
|
|
instance = relationship(Instance, backref="metadata",
|
|
foreign_keys=instance_uuid,
|
|
primaryjoin='and_('
|
|
'InstanceMetadata.instance_uuid == '
|
|
'Instance.uuid,'
|
|
'InstanceMetadata.deleted == 0)')
|
|
|
|
|
|
class InstanceSystemMetadata(BASE, NovaBase):
|
|
"""Represents a system-owned metadata key/value pair for an instance."""
|
|
__tablename__ = 'instance_system_metadata'
|
|
id = Column(Integer, primary_key=True)
|
|
key = Column(String(255))
|
|
value = Column(String(255))
|
|
instance_uuid = Column(String(36),
|
|
ForeignKey('instances.uuid'),
|
|
nullable=False)
|
|
|
|
primary_join = ('and_(InstanceSystemMetadata.instance_uuid == '
|
|
'Instance.uuid, InstanceSystemMetadata.deleted == 0)')
|
|
instance = relationship(Instance, backref="system_metadata",
|
|
foreign_keys=instance_uuid,
|
|
primaryjoin=primary_join)
|
|
|
|
|
|
class InstanceTypeProjects(BASE, NovaBase):
|
|
"""Represent projects associated instance_types."""
|
|
__tablename__ = "instance_type_projects"
|
|
id = Column(Integer, primary_key=True)
|
|
instance_type_id = Column(Integer, ForeignKey('instance_types.id'),
|
|
nullable=False)
|
|
project_id = Column(String(255))
|
|
|
|
instance_type = relationship(InstanceTypes, backref="projects",
|
|
foreign_keys=instance_type_id,
|
|
primaryjoin='and_('
|
|
'InstanceTypeProjects.instance_type_id == InstanceTypes.id,'
|
|
'InstanceTypeProjects.deleted == 0)')
|
|
|
|
|
|
class InstanceTypeExtraSpecs(BASE, NovaBase):
|
|
"""Represents additional specs as key/value pairs for an instance_type."""
|
|
__tablename__ = 'instance_type_extra_specs'
|
|
id = Column(Integer, primary_key=True)
|
|
key = Column(String(255))
|
|
value = Column(String(255))
|
|
instance_type_id = Column(Integer, ForeignKey('instance_types.id'),
|
|
nullable=False)
|
|
instance_type = relationship(InstanceTypes, backref="extra_specs",
|
|
foreign_keys=instance_type_id,
|
|
primaryjoin='and_('
|
|
'InstanceTypeExtraSpecs.instance_type_id == InstanceTypes.id,'
|
|
'InstanceTypeExtraSpecs.deleted == 0)')
|
|
|
|
|
|
class Cell(BASE, NovaBase):
|
|
"""Represents parent and child cells of this cell. Cells can
|
|
have multiple parents and children, so there could be any number
|
|
of entries with is_parent=True or False
|
|
"""
|
|
__tablename__ = 'cells'
|
|
id = Column(Integer, primary_key=True)
|
|
# Name here is the 'short name' of a cell. For instance: 'child1'
|
|
name = Column(String(255))
|
|
api_url = Column(String(255))
|
|
# FIXME(comstud): username and password refer to the credentials
|
|
# used for talking with the AMQP server within a particular cell.
|
|
# This table needs cleanup to support more generic cells
|
|
# communication (including via 0mq, for instance)
|
|
username = Column(String(255))
|
|
password = Column(String(255))
|
|
weight_offset = Column(Float(), default=0.0)
|
|
weight_scale = Column(Float(), default=1.0)
|
|
is_parent = Column(Boolean())
|
|
rpc_host = Column(String(255))
|
|
rpc_port = Column(Integer())
|
|
rpc_virtual_host = Column(String(255))
|
|
|
|
|
|
class AggregateHost(BASE, NovaBase):
|
|
"""Represents a host that is member of an aggregate."""
|
|
__tablename__ = 'aggregate_hosts'
|
|
id = Column(Integer, primary_key=True, autoincrement=True)
|
|
host = Column(String(255), unique=False)
|
|
aggregate_id = Column(Integer, ForeignKey('aggregates.id'), nullable=False)
|
|
|
|
|
|
class AggregateMetadata(BASE, NovaBase):
|
|
"""Represents a metadata key/value pair for an aggregate."""
|
|
__tablename__ = 'aggregate_metadata'
|
|
id = Column(Integer, primary_key=True)
|
|
key = Column(String(255), nullable=False)
|
|
value = Column(String(255), nullable=False)
|
|
aggregate_id = Column(Integer, ForeignKey('aggregates.id'), nullable=False)
|
|
|
|
|
|
class Aggregate(BASE, NovaBase):
|
|
"""Represents a cluster of hosts that exists in this zone."""
|
|
__tablename__ = 'aggregates'
|
|
id = Column(Integer, primary_key=True, autoincrement=True)
|
|
name = Column(String(255))
|
|
_hosts = relationship(AggregateHost,
|
|
lazy="joined",
|
|
secondary="aggregate_hosts",
|
|
primaryjoin='and_('
|
|
'Aggregate.id == AggregateHost.aggregate_id,'
|
|
'AggregateHost.deleted == 0,'
|
|
'Aggregate.deleted == 0)',
|
|
secondaryjoin='and_('
|
|
'AggregateHost.aggregate_id == Aggregate.id, '
|
|
'AggregateHost.deleted == 0,'
|
|
'Aggregate.deleted == 0)',
|
|
backref='aggregates')
|
|
|
|
_metadata = relationship(AggregateMetadata,
|
|
secondary="aggregate_metadata",
|
|
primaryjoin='and_('
|
|
'Aggregate.id == AggregateMetadata.aggregate_id,'
|
|
'AggregateMetadata.deleted == 0,'
|
|
'Aggregate.deleted == 0)',
|
|
secondaryjoin='and_('
|
|
'AggregateMetadata.aggregate_id == Aggregate.id, '
|
|
'AggregateMetadata.deleted == 0,'
|
|
'Aggregate.deleted == 0)',
|
|
backref='aggregates')
|
|
|
|
def _extra_keys(self):
|
|
return ['hosts', 'metadetails', 'availability_zone']
|
|
|
|
@property
|
|
def hosts(self):
|
|
return [h.host for h in self._hosts]
|
|
|
|
@property
|
|
def metadetails(self):
|
|
return dict([(m.key, m.value) for m in self._metadata])
|
|
|
|
@property
|
|
def availability_zone(self):
|
|
if 'availability_zone' not in self.metadetails:
|
|
return None
|
|
return self.metadetails['availability_zone']
|
|
|
|
|
|
class AgentBuild(BASE, NovaBase):
|
|
"""Represents an agent build."""
|
|
__tablename__ = 'agent_builds'
|
|
id = Column(Integer, primary_key=True)
|
|
hypervisor = Column(String(255))
|
|
os = Column(String(255))
|
|
architecture = Column(String(255))
|
|
version = Column(String(255))
|
|
url = Column(String(255))
|
|
md5hash = Column(String(255))
|
|
|
|
|
|
class BandwidthUsage(BASE, NovaBase):
|
|
"""Cache for instance bandwidth usage data pulled from the hypervisor."""
|
|
__tablename__ = 'bw_usage_cache'
|
|
id = Column(Integer, primary_key=True, nullable=False)
|
|
uuid = Column(String(36), nullable=False)
|
|
mac = Column(String(255), nullable=False)
|
|
start_period = Column(DateTime, nullable=False)
|
|
last_refreshed = Column(DateTime)
|
|
bw_in = Column(BigInteger)
|
|
bw_out = Column(BigInteger)
|
|
last_ctr_in = Column(BigInteger)
|
|
last_ctr_out = Column(BigInteger)
|
|
|
|
|
|
class VolumeUsage(BASE, NovaBase):
|
|
"""Cache for volume usage data pulled from the hypervisor."""
|
|
__tablename__ = 'volume_usage_cache'
|
|
id = Column(Integer, primary_key=True, nullable=False)
|
|
volume_id = Column(String(36), nullable=False)
|
|
instance_id = Column(Integer)
|
|
tot_last_refreshed = Column(DateTime)
|
|
tot_reads = Column(BigInteger, default=0)
|
|
tot_read_bytes = Column(BigInteger, default=0)
|
|
tot_writes = Column(BigInteger, default=0)
|
|
tot_write_bytes = Column(BigInteger, default=0)
|
|
curr_last_refreshed = Column(DateTime)
|
|
curr_reads = Column(BigInteger, default=0)
|
|
curr_read_bytes = Column(BigInteger, default=0)
|
|
curr_writes = Column(BigInteger, default=0)
|
|
curr_write_bytes = Column(BigInteger, default=0)
|
|
|
|
|
|
class S3Image(BASE, NovaBase):
|
|
"""Compatibility layer for the S3 image service talking to Glance."""
|
|
__tablename__ = 's3_images'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
uuid = Column(String(36), nullable=False)
|
|
|
|
|
|
class VolumeIdMapping(BASE, NovaBase):
|
|
"""Compatibility layer for the EC2 volume service."""
|
|
__tablename__ = 'volume_id_mappings'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
uuid = Column(String(36), nullable=False)
|
|
|
|
|
|
class SnapshotIdMapping(BASE, NovaBase):
|
|
"""Compatibility layer for the EC2 snapshot service."""
|
|
__tablename__ = 'snapshot_id_mappings'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
uuid = Column(String(36), nullable=False)
|
|
|
|
|
|
class InstanceFault(BASE, NovaBase):
|
|
__tablename__ = 'instance_faults'
|
|
id = Column(Integer(), primary_key=True, autoincrement=True)
|
|
instance_uuid = Column(String(36),
|
|
ForeignKey('instances.uuid'),
|
|
nullable=False)
|
|
code = Column(Integer(), nullable=False)
|
|
message = Column(String(255))
|
|
details = Column(Text)
|
|
host = Column(String(255))
|
|
|
|
|
|
class InstanceAction(BASE, NovaBase):
|
|
"""Track client actions on an instance."""
|
|
__tablename__ = 'instance_actions'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
action = Column(String(255))
|
|
instance_uuid = Column(String(36),
|
|
ForeignKey('instances.uuid'),
|
|
nullable=False)
|
|
request_id = Column(String(255))
|
|
user_id = Column(String(255))
|
|
project_id = Column(String(255))
|
|
start_time = Column(DateTime, default=timeutils.utcnow)
|
|
finish_time = Column(DateTime)
|
|
message = Column(String(255))
|
|
|
|
|
|
class InstanceActionEvent(BASE, NovaBase):
|
|
"""Track events that occur during an InstanceAction."""
|
|
__tablename__ = 'instance_actions_events'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
event = Column(String(255))
|
|
action_id = Column(Integer, ForeignKey('instance_actions.id'),
|
|
nullable=False)
|
|
start_time = Column(DateTime, default=timeutils.utcnow)
|
|
finish_time = Column(DateTime)
|
|
result = Column(String(255))
|
|
traceback = Column(Text)
|
|
|
|
|
|
class InstanceIdMapping(BASE, NovaBase):
|
|
"""Compatibility layer for the EC2 instance service."""
|
|
__tablename__ = 'instance_id_mappings'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
uuid = Column(String(36), nullable=False)
|
|
|
|
|
|
class TaskLog(BASE, NovaBase):
|
|
"""Audit log for background periodic tasks."""
|
|
__tablename__ = 'task_log'
|
|
id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
|
|
task_name = Column(String(255), nullable=False)
|
|
state = Column(String(255), nullable=False)
|
|
host = Column(String(255))
|
|
period_beginning = Column(DateTime, default=timeutils.utcnow)
|
|
period_ending = Column(DateTime, default=timeutils.utcnow)
|
|
message = Column(String(255), nullable=False)
|
|
task_items = Column(Integer(), default=0)
|
|
errors = Column(Integer(), default=0)
|