ironic.db.sqlalchemy.models

Source code for ironic.db.sqlalchemy.models

# -*- encoding: utf-8 -*-
#
# Copyright 2013 Hewlett-Packard Development Company, L.P.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

"""
SQLAlchemy models for baremetal data.
"""

from os import path

from oslo_db import options as db_options
from oslo_db.sqlalchemy import models
from oslo_db.sqlalchemy import types as db_types
import six.moves.urllib.parse as urlparse
from sqlalchemy import Boolean, Column, DateTime, Index
from sqlalchemy import ForeignKey, Integer
from sqlalchemy import schema, String, Text
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import orm

from ironic.conf import CONF

_DEFAULT_SQL_CONNECTION = 'sqlite:///' + path.join('$state_path',
                                                   'ironic.sqlite')


db_options.set_defaults(CONF, connection=_DEFAULT_SQL_CONNECTION)


def table_args():
    engine_name = urlparse.urlparse(CONF.database.connection).scheme
    if engine_name == 'mysql':
        return {'mysql_engine': CONF.database.mysql_engine,
                'mysql_charset': "utf8"}
    return None


[docs]class IronicBase(models.TimestampMixin, models.ModelBase): metadata = None version = Column(String(15), nullable=True)
[docs] def as_dict(self): d = {} for c in self.__table__.columns: d[c.name] = self[c.name] return d
Base = declarative_base(cls=IronicBase)
[docs]class Chassis(Base): """Represents a hardware chassis.""" __tablename__ = 'chassis' __table_args__ = ( schema.UniqueConstraint('uuid', name='uniq_chassis0uuid'), table_args() ) id = Column(Integer, primary_key=True) uuid = Column(String(36)) extra = Column(db_types.JsonEncodedDict) description = Column(String(255), nullable=True)
[docs]class Conductor(Base): """Represents a conductor service entry.""" __tablename__ = 'conductors' __table_args__ = ( schema.UniqueConstraint('hostname', name='uniq_conductors0hostname'), table_args() ) id = Column(Integer, primary_key=True) hostname = Column(String(255), nullable=False) drivers = Column(db_types.JsonEncodedList) online = Column(Boolean, default=True)
[docs]class ConductorHardwareInterfaces(Base): """Internal table used to track what is loaded on each conductor.""" __tablename__ = 'conductor_hardware_interfaces' __table_args__ = ( schema.UniqueConstraint( 'conductor_id', 'hardware_type', 'interface_type', 'interface_name', name='uniq_conductorhardwareinterfaces0'), table_args()) id = Column(Integer, primary_key=True) conductor_id = Column(Integer, ForeignKey('conductors.id'), nullable=False) hardware_type = Column(String(255), nullable=False) interface_type = Column(String(16), nullable=False) interface_name = Column(String(255), nullable=False) default = Column(Boolean, default=False, nullable=False)
[docs]class Node(Base): """Represents a bare metal node.""" __tablename__ = 'nodes' __table_args__ = ( schema.UniqueConstraint('uuid', name='uniq_nodes0uuid'), schema.UniqueConstraint('instance_uuid', name='uniq_nodes0instance_uuid'), schema.UniqueConstraint('name', name='uniq_nodes0name'), table_args()) id = Column(Integer, primary_key=True) uuid = Column(String(36)) # NOTE(deva): we store instance_uuid directly on the node so that we can # filter on it more efficiently, even though it is # user-settable, and would otherwise be in node.properties. instance_uuid = Column(String(36), nullable=True) name = Column(String(255), nullable=True) chassis_id = Column(Integer, ForeignKey('chassis.id'), nullable=True) power_state = Column(String(15), nullable=True) target_power_state = Column(String(15), nullable=True) provision_state = Column(String(15), nullable=True) target_provision_state = Column(String(15), nullable=True) provision_updated_at = Column(DateTime, nullable=True) last_error = Column(Text, nullable=True) instance_info = Column(db_types.JsonEncodedDict(mysql_as_long=True)) properties = Column(db_types.JsonEncodedDict) driver = Column(String(255)) driver_info = Column(db_types.JsonEncodedDict) driver_internal_info = Column(db_types.JsonEncodedDict) clean_step = Column(db_types.JsonEncodedDict) resource_class = Column(String(80), nullable=True) raid_config = Column(db_types.JsonEncodedDict) target_raid_config = Column(db_types.JsonEncodedDict) # NOTE(deva): this is the host name of the conductor which has # acquired a TaskManager lock on the node. # We should use an INT FK (conductors.id) in the future. reservation = Column(String(255), nullable=True) # NOTE(deva): this is the id of the last conductor which prepared local # state for the node (eg, a PXE config file). # When affinity and the hash ring's mapping do not match, # this indicates that a conductor should rebuild local state. conductor_affinity = Column(Integer, ForeignKey('conductors.id', name='nodes_conductor_affinity_fk'), nullable=True) maintenance = Column(Boolean, default=False) maintenance_reason = Column(Text, nullable=True) console_enabled = Column(Boolean, default=False) inspection_finished_at = Column(DateTime, nullable=True) inspection_started_at = Column(DateTime, nullable=True) extra = Column(db_types.JsonEncodedDict) boot_interface = Column(String(255), nullable=True) console_interface = Column(String(255), nullable=True) deploy_interface = Column(String(255), nullable=True) inspect_interface = Column(String(255), nullable=True) management_interface = Column(String(255), nullable=True) network_interface = Column(String(255), nullable=True) raid_interface = Column(String(255), nullable=True) rescue_interface = Column(String(255), nullable=True) storage_interface = Column(String(255), nullable=True) power_interface = Column(String(255), nullable=True) vendor_interface = Column(String(255), nullable=True)
[docs]class Port(Base): """Represents a network port of a bare metal node.""" __tablename__ = 'ports' __table_args__ = ( schema.UniqueConstraint('address', name='uniq_ports0address'), schema.UniqueConstraint('uuid', name='uniq_ports0uuid'), table_args()) id = Column(Integer, primary_key=True) uuid = Column(String(36)) address = Column(String(18)) node_id = Column(Integer, ForeignKey('nodes.id'), nullable=True) extra = Column(db_types.JsonEncodedDict) local_link_connection = Column(db_types.JsonEncodedDict) portgroup_id = Column(Integer, ForeignKey('portgroups.id'), nullable=True) pxe_enabled = Column(Boolean, default=True) internal_info = Column(db_types.JsonEncodedDict) physical_network = Column(String(64), nullable=True)
[docs]class Portgroup(Base): """Represents a group of network ports of a bare metal node.""" __tablename__ = 'portgroups' __table_args__ = ( schema.UniqueConstraint('uuid', name='uniq_portgroups0uuid'), schema.UniqueConstraint('address', name='uniq_portgroups0address'), schema.UniqueConstraint('name', name='uniq_portgroups0name'), table_args()) id = Column(Integer, primary_key=True) uuid = Column(String(36)) name = Column(String(255), nullable=True) node_id = Column(Integer, ForeignKey('nodes.id'), nullable=True) address = Column(String(18)) extra = Column(db_types.JsonEncodedDict) internal_info = Column(db_types.JsonEncodedDict) standalone_ports_supported = Column(Boolean, default=True) mode = Column(String(255)) properties = Column(db_types.JsonEncodedDict)
[docs]class NodeTag(Base): """Represents a tag of a bare metal node.""" __tablename__ = 'node_tags' __table_args__ = ( Index('node_tags_idx', 'tag'), table_args()) node_id = Column(Integer, ForeignKey('nodes.id'), primary_key=True, nullable=False) tag = Column(String(255), primary_key=True, nullable=False) node = orm.relationship( "Node", backref='tags', primaryjoin='and_(NodeTag.node_id == Node.id)', foreign_keys=node_id )
[docs]class VolumeConnector(Base): """Represents a volume connector of a bare metal node.""" __tablename__ = 'volume_connectors' __table_args__ = ( schema.UniqueConstraint('uuid', name='uniq_volumeconnectors0uuid'), schema.UniqueConstraint( 'type', 'connector_id', name='uniq_volumeconnectors0type0connector_id'), table_args()) id = Column(Integer, primary_key=True) uuid = Column(String(36)) node_id = Column(Integer, ForeignKey('nodes.id'), nullable=True) type = Column(String(32)) connector_id = Column(String(255)) extra = Column(db_types.JsonEncodedDict)
[docs]class VolumeTarget(Base): """Represents a volume target of a bare metal node.""" __tablename__ = 'volume_targets' __table_args__ = ( schema.UniqueConstraint('uuid', name='uniq_volumetargets0uuid'), schema.UniqueConstraint('node_id', 'boot_index', name='uniq_volumetargets0node_id0boot_index'), table_args()) id = Column(Integer, primary_key=True) uuid = Column(String(36)) node_id = Column(Integer, ForeignKey('nodes.id'), nullable=True) volume_type = Column(String(64)) properties = Column(db_types.JsonEncodedDict) boot_index = Column(Integer) volume_id = Column(String(36)) extra = Column(db_types.JsonEncodedDict)
[docs]class NodeTrait(Base): """Represents a trait of a bare metal node.""" __tablename__ = 'node_traits' __table_args__ = ( Index('node_traits_idx', 'trait'), table_args()) node_id = Column(Integer, ForeignKey('nodes.id'), primary_key=True, nullable=False) trait = Column(String(255), primary_key=True, nullable=False) node = orm.relationship( "Node", backref='traits', primaryjoin='and_(NodeTrait.node_id == Node.id)', foreign_keys=node_id )
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