ironic.db.sqlalchemy.api module

SQLAlchemy storage backend.

class ironic.db.sqlalchemy.api.Connection

Bases: Connection

SqlAlchemy connection.

add_node_tag(node_id, tag)

Add tag to the node.

If the node_id and tag pair already exists, this should still succeed.

Parameters:

• node_id – The id of a node.

• tag – A tag string.

Returns:

the NodeTag object.

Raises:

NodeNotFound if the node is not found.

add_node_trait(node_id, trait, version)

Add trait to the node.

If the node_id and trait pair already exists, this should still succeed.

Parameters:

• node_id – The id of a node.

• trait – A trait string.

• version – the version of the object.Trait.

Returns:

the NodeTrait object.

Raises:

InvalidParameterValue if adding the trait would exceed the per-node traits limit.

Raises:

NodeNotFound if the node is not found.

bulk_delete_node_history_records(entries)

Utility method to bulk delete node history entries.

Parameters:

entries – A list of node history entry id’s to be queried for deletion.

check_node_list(idents, project=None)

Check a list of node identities and map it to UUIDs.

This call takes a list of node names and/or UUIDs and tries to convert them to UUIDs. It fails early if any identities cannot possible be used as names or UUIDs.

Parameters:

idents – List of identities.

Returns:

A mapping from requests identities to node UUIDs.

Raises:

NodeNotFound if some identities were not found or cannot be valid names or UUIDs.

check_versions(ignore_models=(), permit_initial_version=False)

Checks the whole database for incompatible objects.

This scans all the tables in search of objects that are not supported; i.e., those that are not specified in ironic.common.release_mappings.RELEASE_MAPPING. This includes objects that have null ‘version’ values.

Parameters:

• ignore_models – List of model names to skip.

• permit_initial_version – Boolean, default False, to permit a NoSuchTableError exception to be raised by SQLAlchemy and accordingly bypass when an object has it’s initial object version.

Returns:

A Boolean. True if all the objects have supported versions; False otherwise.

clear_node_reservations_for_conductor(hostname)

clear_node_target_power_state(hostname)

count_nodes_in_provision_state(state)

Count the number of nodes in given provision state.

Parameters:

state – A provision_state value to match for the count operation. This can be a single provision state value or a list of values.

create_allocation(values)

Create a new allocation.

Parameters:

values – Dict of values to create an allocation with

Returns:

An allocation

Raises:

AllocationDuplicateName

Raises:

AllocationAlreadyExists

create_bios_setting_list(node_id, settings, version)

Create a list of BIOSSetting records for a given node.

Parameters:

• node_id – The node id.

• settings –

  A list of BIOS Settings to be created.

  [
    {
     'name': String,
     'value': String,
     additional settings from BIOS registry
    },
    {
     'name': String,
     'value': String,
     additional settings from BIOS registry
    },
    ...
  ]
  

• version – the version of the object.BIOSSetting.

Returns:

A list of BIOSSetting object.

Raises:

NodeNotFound if the node is not found.

Raises:

BIOSSettingAlreadyExists if any of the setting records already exists.

create_chassis(values)

Create a new chassis.

Parameters:

values – Dict of values.

create_deploy_template(values)

Create a deployment template.

Parameters:

values –

A dict describing the deployment template. For example:

{
 'uuid': uuidutils.generate_uuid(),
 'name': 'CUSTOM_DT1',
}

Raises:

DeployTemplateDuplicateName if a deploy template with the same name exists.

Raises:

DeployTemplateAlreadyExists if a deploy template with the same UUID exists.

Returns:

A deploy template.

create_firmware_component(values)

Create a FirmwareComponent record for a given node.

Parameters:

values –

a dictionary with the necessary information to create a FirmwareComponent.

{
  'component': String,
  'initial_version': String,
  'current_version': String,
  'last_version_flashed': String
}

Returns:

A FirmwareComponent object.

Raises:

FirmwareComponentAlreadyExists if any of the component records already exists.

create_node(values)

Create a new node.

Parameters:

values –

A dict containing several items used to identify and track the node, and several dicts which are passed into the Drivers when managing this node. For example:

{
 'uuid': uuidutils.generate_uuid(),
 'instance_uuid': None,
 'power_state': states.POWER_OFF,
 'provision_state': states.AVAILABLE,
 'driver': 'ipmi',
 'driver_info': { ... },
 'properties': { ... },
 'extra': { ... },
}

Raises:

InvalidParameterValue if ‘values’ contains ‘tags’ or ‘traits’.

Returns:

A node.

create_node_history(values)

Create a new history record.

Parameters:

values – Dict of values.

create_node_inventory(values)

Create a new inventory record.

Parameters:

values – Dict of values.

create_port(values)

Create a new port.

Parameters:

values – Dict of values.

create_portgroup(values)

Create a new portgroup.

Parameters:

values – Dict of values with the following keys: ‘id’ ‘uuid’ ‘name’ ‘node_id’ ‘address’ ‘extra’ ‘created_at’ ‘updated_at’

Returns:

A portgroup

Raises:

PortgroupDuplicateName

Raises:

PortgroupMACAlreadyExists

Raises:

PortgroupAlreadyExists

create_volume_connector(connector_info)

Create a new volume connector.

Parameters:

connector_info –

Dictionary containing information about the connector. Example:

{
    'uuid': '000000-..',
    'type': 'wwnn',
    'connector_id': '00:01:02:03:04:05:06',
    'node_id': 2
}

Returns:

A volume connector.

Raises:

VolumeConnectorTypeAndIdAlreadyExists If a connector already exists with a matching type and connector_id.

Raises:

VolumeConnectorAlreadyExists If a volume connector with the same UUID already exists.

create_volume_target(target_info)

Create a new volume target.

Parameters:

target_info –

Dictionary containing the information about the volume target. Example:

{
    'uuid': '000000-..',
    'node_id': 2,
    'boot_index': 0,
    'volume_id': '12345678-...'
    'volume_type': 'some type',
}

Returns:

A volume target.

Raises:

VolumeTargetBootIndexAlreadyExists if a volume target already exists with the same boot index and node ID.

Raises:

VolumeTargetAlreadyExists if a volume target with the same UUID exists.

delete_bios_setting_list(node_id, names)

Delete a list of BIOS settings.

Parameters:

• node_id – The node id.

• names – List of BIOS setting names to be deleted.

Raises:

NodeNotFound if the node is not found.

Raises:

BIOSSettingNotFound if any of BIOS setting name is not found.

delete_node_tag(node_id, tag)

Delete specified tag from the node.

Parameters:

• node_id – The id of a node.

• tag – A tag string.

Raises:

NodeNotFound if the node is not found.

Raises:

NodeTagNotFound if the tag is not found.

delete_node_trait(node_id, trait)

Delete specified trait from the node.

Parameters:

• node_id – The id of a node.

• trait – A trait string.

Raises:

NodeNotFound if the node is not found.

Raises:

NodeTraitNotFound if the trait is not found.

destroy_allocation(allocation_id)

Destroy an allocation.

Parameters:

allocation_id – Allocation ID or UUID

Raises:

AllocationNotFound

destroy_chassis(chassis_id)

Destroy a chassis.

Parameters:

chassis_id – The id or the uuid of a chassis.

destroy_deploy_template(template_id)

Destroy a deployment template.

Parameters:

template_id – ID of the deployment template to destroy.

Raises:

DeployTemplateNotFound if the deploy template does not exist.

destroy_node(node_id)

Destroy a node and its associated resources.

Destroy a node, including any associated ports, port groups, tags, traits, volume connectors, and volume targets.

Parameters:

node_id – The ID or UUID of a node.

destroy_node_history_by_uuid(history_uuid)

Destroy a history record.

Parameters:

history_uuid – The uuid of a history record

destroy_node_inventory_by_node_id(node_id)

Destroy a inventory record.

Parameters:

inventory_uuid – The uuid of a inventory record

destroy_port(port_id)

Destroy an port.

Parameters:

port_id – The id or MAC of a port.

destroy_portgroup(portgroup_id)

Destroy a portgroup.

Parameters:

portgroup_id – The UUID or MAC of a portgroup.

Raises:

PortgroupNotEmpty

Raises:

PortgroupNotFound

destroy_volume_connector(ident)

Destroy a volume connector.

Parameters:

ident – The UUID or integer ID of a volume connector.

Raises:

VolumeConnectorNotFound If a volume connector with the specified ident does not exist.

destroy_volume_target(ident)

Destroy a volume target.

Parameters:

ident – The UUID or integer ID of a volume target.

Raises:

VolumeTargetNotFound if a volume target with the specified ident does not exist.

get_active_hardware_type_dict(use_groups=False)

Retrieve hardware types for the registered and active conductors.

Parameters:

use_groups – Whether to factor conductor_group into the keys.

Returns:

A dict which maps hardware type names to the set of hosts which support them. For example:

{hardware-type-a: set([host1, host2]),
 hardware-type-b: set([host2, host3])}

get_allocation_by_id(allocation_id)

Return an allocation representation.

Parameters:

allocation_id – The id of an allocation.

Returns:

An allocation.

Raises:

AllocationNotFound

get_allocation_by_name(name)

Return an allocation representation.

Parameters:

name – The logical name of an allocation.

Returns:

An allocation.

Raises:

AllocationNotFound

get_allocation_by_uuid(allocation_uuid)

Return an allocation representation.

Parameters:

allocation_uuid – The uuid of an allocation.

Returns:

An allocation.

Raises:

AllocationNotFound

get_allocation_list(filters=None, limit=None, marker=None, sort_key=None, sort_dir=None)

Return a list of allocations.

Parameters:

• filters –

  Filters to apply. Defaults to None.

  node_uuid:

  uuid of node

  state:

  allocation state

  resource_class:

  requested resource class

• limit – Maximum number of allocations to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – Direction in which results should be sorted. (asc, desc)

Returns:

A list of allocations.

get_bios_setting(node_id, name)

Retrieve BIOS setting value.

Parameters:

• node_id – The node id.

• name – String containing name of BIOS setting to be retrieved.

Returns:

The BIOSSetting object.

Raises:

NodeNotFound if the node is not found.

Raises:

BIOSSettingNotFound if the BIOS setting is not found.

get_bios_setting_list(node_id)

Retrieve BIOS settings of a given node.

Parameters:

node_id – The node id.

Returns:

A list of BIOSSetting objects.

Raises:

NodeNotFound if the node is not found.

get_chassis_by_id(chassis_id)

Return a chassis representation.

Parameters:

chassis_id – The id of a chassis.

Returns:

A chassis.

get_chassis_by_uuid(chassis_uuid)

Return a chassis representation.

Parameters:

chassis_uuid – The uuid of a chassis.

Returns:

A chassis.

get_chassis_list(limit=None, marker=None, sort_key=None, sort_dir=None)

Return a list of chassis.

Parameters:

• limit – Maximum number of chassis to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

get_conductor(hostname, online=True)

Retrieve a conductor’s service record from the database.

Parameters:

• hostname – The hostname of the conductor service.

• online – Specify the filter value on the online field when querying conductors. The online field is ignored if this value is set to None.

Returns:

A conductor.

Raises:

ConductorNotFound if the conductor with given hostname does not exist or doesn’t meet the specified online expectation.

get_conductor_list(limit=None, marker=None, sort_key=None, sort_dir=None)

Return a list of conductors.

Parameters:

• limit – Maximum number of conductors to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

get_deploy_template_by_id(template_id)

Retrieve a deployment template by ID.

Parameters:

template_id – ID of the deployment template to retrieve.

Raises:

DeployTemplateNotFound if the deploy template does not exist.

Returns:

A deploy template.

get_deploy_template_by_name(template_name)

Retrieve a deployment template by name.

Parameters:

template_name – name of the deployment template to retrieve.

Raises:

DeployTemplateNotFound if the deploy template does not exist.

Returns:

A deploy template.

get_deploy_template_by_uuid(template_uuid)

Retrieve a deployment template by UUID.

Parameters:

template_uuid – UUID of the deployment template to retrieve.

Raises:

DeployTemplateNotFound if the deploy template does not exist.

Returns:

A deploy template.

get_deploy_template_list(limit=None, marker=None, sort_key=None, sort_dir=None)

Retrieve a list of deployment templates.

Parameters:

• limit – Maximum number of deploy templates to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – Direction in which results should be sorted. (asc, desc)

Returns:

A list of deploy templates.

get_deploy_template_list_by_names(names)

Return a list of deployment templates with one of a list of names.

Parameters:

names – List of names to filter by.

Returns:

A list of deploy templates.

get_firmware_component(node_id, name)

Retrieve Firmware Component.

Parameters:

• node_id – The node id.

• name – name of Firmware component.

Returns:

The FirmwareComponent object.

Raises:

NodeNotFound if the node is not found.

Raises:

FirmwareComponentNotFound if the FirmwareComponent is not found.

get_firmware_component_list(node_id)

Retrieve Firmware Components of a given node.

Parameters:

node_id – The node id.

Returns:

A list of FirmwareComponent objects.

Raises:

NodeNotFound if the node is not found.

get_node_by_id(node_id)

Return a node.

Parameters:

node_id – The id of a node.

Returns:

A node.

get_node_by_instance(instance)

Return a node.

Parameters:

instance – The instance uuid to search for.

Returns:

A node.

Raises:

InstanceNotFound if the instance is not found.

Raises:

InvalidUUID if the instance uuid is invalid.

get_node_by_name(node_name)

Return a node.

Parameters:

node_name – The logical name of a node.

Returns:

A node.

get_node_by_port_addresses(addresses)

Find a node by any matching port address.

Parameters:

addresses – list of port addresses (e.g. MACs).

Returns:

Node object.

Raises:

NodeNotFound if none or several nodes are found.

get_node_by_uuid(node_uuid)

Return a node.

Parameters:

node_uuid – The uuid of a node.

Returns:

A node.

get_node_history_by_id(history_id)

Return a node history representation.

Parameters:

history_id – The id of a history record.

Returns:

A history.

get_node_history_by_node_id(node_id, limit=None, marker=None, sort_key=None, sort_dir=None)

List all the history records for a given node.

Parameters:

• node_id – The integer node ID.

• limit – Maximum number of history records to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – direction in which results should be sorted (asc, desc)

Returns:

A list of histories.

get_node_history_by_uuid(history_uuid)

Return a node history representation.

Parameters:

history_uuid – The uuid of a history record

Returns:

A history.

get_node_history_list(limit=None, marker=None, sort_key='created_at', sort_dir='asc')

Return a list of node history records

Parameters:

• limit – Maximum number of history records to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

get_node_inventory_by_node_id(node_id)

Get the node inventory for a given node.

Parameters:

node_id – The integer node ID.

Returns:

An inventory of a node.

get_node_list(filters=None, limit=None, marker=None, sort_key=None, sort_dir=None, fields=None)

Return a list of nodes.

Parameters:

• filters –

  Filters to apply. Defaults to None.

  associated:

  True | False

  reserved:

  True | False

  maintenance:

  True | False

  chassis_uuid:

  uuid of chassis

  driver:

  driver’s name

  provision_state:

  provision state of node

  provisioned_before:

  nodes with provision_updated_at field before this interval in seconds

  shard:

  nodes with the given shard

• limit – Maximum number of nodes to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

• fields – Comma separated field list to return, to allow for only specific fields to be returned to have maximum API performance calls where not all columns are needed from the database.

get_node_list_columns(columns=None, filters=None, limit=None, marker=None, sort_key=None, sort_dir=None)

Get a node list with specific fields/columns.

Parameters:

• columns – A list of columns to retrieve from the database and populate into the object.

• filters – The requested database field filters in the form of a dictionary with the applicable key, and filter value.

• limit – Limit the number of returned nodes, default None.

• marker – Starting marker to generate a paginated result set for the consumer.

• sort_key – Sort key to apply to the result set.

• sort_dir – Sort direction to apply to the result set.

Returns:

A list of Node objects based on the data model from a SQLAlchemy result set, which the object layer can use to convert the node into an Node object list.

get_node_tags_by_node_id(node_id)

Get node tags based on its id.

Parameters:

node_id – The id of a node.

Returns:

A list of NodeTag objects.

Raises:

NodeNotFound if the node is not found.

get_node_traits_by_node_id(node_id)

Get node traits based on its id.

Parameters:

node_id – The id of a node.

Returns:

A list of NodeTrait objects.

Raises:

NodeNotFound if the node is not found.

get_nodeinfo_list(columns=None, filters=None, limit=None, marker=None, sort_key=None, sort_dir=None)

Get specific columns for matching nodes.

Return a list of the specified columns for all nodes that match the specified filters.

Parameters:

• columns – List of column names to return. Defaults to ‘id’ column when columns == None.

• filters –

  Filters to apply. Defaults to None.

  associated:

  True | False

  chassis_uuid:

  uuid of chassis

  conductor_group:

  conductor group name

  console_enabled:

  True | False

  description_contains:

  substring in description

  driver:

  driver’s name

  fault:

  current fault type

  id:

  numeric ID

  inspection_started_before:

  nodes with inspection_started_at field before this interval in seconds

  instance_uuid:

  uuid of instance

  lessee:

  node’s lessee (e.g. project ID)

  maintenance:

  True | False

  owner:

  node’s owner (e.g. project ID)

  project:

  either owner or lessee

  reserved:

  True | False

  reserved_by_any_of:

  [conductor1, conductor2]

  resource_class:

  resource class name

  retired:

  True | False

  shard_in:

  shard (multiple possibilities)

  provision_state:

  provision state of node

  provision_state_in:

  provision state of node (multiple possibilities)

  provisioned_before:

  nodes with provision_updated_at field before this interval in seconds

  uuid:

  uuid of node

  uuid_in:

  uuid of node (multiple possibilities)

  with_power_state:

  True | False

• limit – Maximum number of nodes to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

Returns:

A list of tuples of the specified columns.

get_offline_conductors(field='hostname')

Get a list conductors that are offline (dead).

Parameters:

field – A field to return, hostname by default.

Returns:

A list of requested fields of offline conductors.

get_online_conductors()

Get a list conductor hostnames that are online and active.

Returns:

A list of conductor hostnames.

get_port_by_address(address, owner=None, project=None)

Return a network port representation.

Parameters:

address – The MAC address of a port.

Returns:

A port.

get_port_by_id(port_id)

Return a network port representation.

Parameters:

port_id – The id of a port.

Returns:

A port.

get_port_by_name(port_name)

Return a network port representation.

Parameters:

port_name – The name of a port.

Returns:

A port.

get_port_by_uuid(port_uuid)

Return a network port representation.

Parameters:

port_uuid – The uuid of a port.

Returns:

A port.

get_port_list(limit=None, marker=None, sort_key=None, sort_dir=None, owner=None, project=None)

Return a list of ports.

Parameters:

• limit – Maximum number of ports to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

get_portgroup_by_address(address, project=None)

Return a network portgroup representation.

Parameters:

• address – The MAC address of a portgroup.

• project – A node owner or lessee to filter by.

Returns:

A portgroup.

Raises:

PortgroupNotFound

get_portgroup_by_id(portgroup_id, project=None)

Return a network portgroup representation.

Parameters:

portgroup_id – The id of a portgroup.

Returns:

A portgroup.

Raises:

PortgroupNotFound

get_portgroup_by_name(name)

Return a network portgroup representation.

Parameters:

name – The logical name of a portgroup.

Returns:

A portgroup.

Raises:

PortgroupNotFound

get_portgroup_by_uuid(portgroup_uuid)

Return a network portgroup representation.

Parameters:

portgroup_uuid – The uuid of a portgroup.

Returns:

A portgroup.

Raises:

PortgroupNotFound

get_portgroup_list(limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

Return a list of portgroups.

Parameters:

• limit – Maximum number of portgroups to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – Direction in which results should be sorted. (asc, desc)

• project – A node owner or lessee to filter by.

Returns:

A list of portgroups.

get_portgroups_by_node_id(node_id, limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

List all the portgroups for a given node.

Parameters:

• node_id – The integer node ID.

• limit – Maximum number of portgroups to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – Direction in which results should be sorted (asc, desc)

• project – A node owner or lessee to filter by.

Returns:

A list of portgroups.

get_ports_by_node_id(node_id, limit=None, marker=None, sort_key=None, sort_dir=None, owner=None, project=None)

List all the ports for a given node.

Parameters:

• node_id – The integer node ID.

• limit – Maximum number of ports to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – direction in which results should be sorted (asc, desc)

Returns:

A list of ports.

get_ports_by_portgroup_id(portgroup_id, limit=None, marker=None, sort_key=None, sort_dir=None, owner=None, project=None)

List all the ports for a given portgroup.

Parameters:

• portgroup_id – The integer portgroup ID.

• limit – Maximum number of ports to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – Direction in which results should be sorted (asc, desc)

Returns:

A list of ports.

get_ports_by_shards(shards, limit=None, marker=None, sort_key=None, sort_dir=None)

Return a list of ports contained in the provided shards.

Parameters:

shard_ids – A list of shards to filter ports by.

get_shard_list()

Return a list of shards.

Returns:

A list of dicts containing the keys name and count.

get_volume_connector_by_id(db_id)

Return a volume connector representation.

Parameters:

db_id – The integer database ID of a volume connector.

Returns:

A volume connector with the specified ID.

Raises:

VolumeConnectorNotFound If a volume connector with the specified ID is not found.

get_volume_connector_by_uuid(connector_uuid)

Return a volume connector representation.

Parameters:

connector_uuid – The UUID of a connector.

Returns:

A volume connector with the specified UUID.

Raises:

VolumeConnectorNotFound If a volume connector with the specified UUID is not found.

get_volume_connector_list(limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

Return a list of volume connectors.

Parameters:

• limit – Maximum number of volume connectors to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – Direction in which results should be sorted. (asc, desc)

• project – The associated node project to search with.

Returns:

a list of VolumeConnector objects

Returns:

A list of volume connectors.

Raises:

InvalidParameterValue If sort_key does not exist.

get_volume_connectors_by_node_id(node_id, limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

List all the volume connectors for a given node.

Parameters:

• node_id – The integer node ID.

• limit – Maximum number of volume connectors to return.

• marker – The last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – Direction in which results should be sorted (asc, desc)

• project – The associated node project to search with.

Returns:

a list of VolumeConnector objects

Returns:

A list of volume connectors.

Raises:

InvalidParameterValue If sort_key does not exist.

get_volume_target_by_id(db_id)

Return a volume target representation.

Parameters:

db_id – The database primary key (integer) ID of a volume target.

Returns:

A volume target.

Raises:

VolumeTargetNotFound if no volume target with this ID exists.

get_volume_target_by_uuid(uuid)

Return a volume target representation.

Parameters:

uuid – The UUID of a volume target.

Returns:

A volume target.

Raises:

VolumeTargetNotFound if no volume target with this UUID exists.

get_volume_target_list(limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

Return a list of volume targets.

Parameters:

• limit – Maximum number of volume targets to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted.

• sort_dir – direction in which results should be sorted. (asc, desc)

• project – The associated node project to search with.

Returns:

a list of VolumeConnector objects

Returns:

A list of volume targets.

Raises:

InvalidParameterValue if sort_key does not exist.

get_volume_targets_by_node_id(node_id, limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

List all the volume targets for a given node.

Parameters:

• node_id – The integer node ID.

• limit – Maximum number of volume targets to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – direction in which results should be sorted (asc, desc)

• project – The associated node project to search with.

Returns:

a list of VolumeConnector objects

Returns:

A list of volume targets.

Raises:

InvalidParameterValue if sort_key does not exist.

get_volume_targets_by_volume_id(volume_id, limit=None, marker=None, sort_key=None, sort_dir=None, project=None)

List all the volume targets for a given volume id.

Parameters:

• volume_id – The UUID of the volume.

• limit – Maximum number of volume targets to return.

• marker – the last item of the previous page; we return the next result set.

• sort_key – Attribute by which results should be sorted

• sort_dir – direction in which results should be sorted (asc, desc)

Returns:

A list of volume targets.

Raises:

InvalidParameterValue if sort_key does not exist.

list_conductor_hardware_interfaces(conductor_id)

List all registered hardware interfaces for a conductor.

Parameters:

conductor_id – Database ID of conductor.

Returns:

List of ConductorHardwareInterfaces objects.

list_hardware_type_interfaces(hardware_types)

List registered hardware interfaces for given hardware types.

This is restricted to only active conductors. :param hardware_types: list of hardware types to filter by. :returns: list of ConductorHardwareInterfaces objects.

migrate_to_builtin_inspection(context, max_count)

Handle the migration from “inspector” to “agent” inspection.

Parameters:

• context – the admin context

• max_count – The maximum number of objects to migrate. Must be >= 0. If zero, all the objects will be migrated.

Returns:

A 2-tuple, 1. the total number of objects that need to be migrated (at the beginning of this call) and 2. the number of migrated objects.

node_tag_exists(node_id, tag)

Check if the specified tag exist on the node.

Parameters:

• node_id – The id of a node.

• tag – A tag string.

Returns:

True if the tag exists otherwise False.

Raises:

NodeNotFound if the node is not found.

node_trait_exists(node_id, trait)

Check if the specified trait exists on the node.

Parameters:

• node_id – The id of a node.

• trait – A trait string.

Returns:

True if the trait exists otherwise False.

Raises:

NodeNotFound if the node is not found.

query_node_history_records_for_purge(conductor_id)

Utility method to identify nodes to clean history records for.

Parameters:

conductor_id – Id value for the conductor to perform this query on behalf of.

Returns:

A dictionary with key values of node database ID values and a list of values associated with the node.

register_conductor(values, update_existing=False)

Register an active conductor with the cluster.

Parameters:

• values –

  A dict of values which must contain the following:

  {
   'hostname': the unique hostname which identifies
               this Conductor service.
   'drivers': a list of supported drivers.
   'version': the version of the object.Conductor
  }
  

• update_existing – When false, registration will raise an exception when a conflicting online record is found. When true, will overwrite the existing record. Default: False.

Returns:

A conductor.

Raises:

ConductorAlreadyRegistered

register_conductor_hardware_interfaces(conductor_id, interfaces)

Registers hardware interfaces for a conductor.

Parameters:

• conductor_id – Database ID of conductor to register for.

• hardware_type – Name of hardware type for the interfaces.

• interface_type – Type of interfaces, e.g. ‘deploy’ or ‘boot’.

• interfaces – List of interface names to register.

• default_interface – String, the default interface for this hardware type and interface type.

Raises:

ConductorHardwareInterfacesAlreadyRegistered if at least one of the interfaces in the combination of all parameters is already registered.

release_node(tag, node_id)

Release the reservation on a node.

Parameters:

• tag – A string uniquely identifying the reservation holder.

• node_id – A node id or uuid.

Raises:

NodeNotFound if the node is not found.

Raises:

NodeLocked if the node is reserved by another host.

Raises:

NodeNotLocked if the node was found to not have a reservation at all.

reserve_node(tag, node_id)

Reserve a node.

To prevent other ManagerServices from manipulating the given Node while a Task is performed, mark it reserved by this host.

Parameters:

• tag – A string uniquely identifying the reservation holder.

• node_id – A node id or uuid.

Returns:

A Node object.

Raises:

NodeNotFound if the node is not found.

Raises:

NodeLocked if the node is already reserved.

set_node_tags(node_id, tags)

Replace all of the node tags with specified list of tags.

This ignores duplicate tags in the specified list.

Parameters:

• node_id – The id of a node.

• tags – List of tags.

Returns:

A list of NodeTag objects.

Raises:

NodeNotFound if the node is not found.

set_node_traits(node_id, traits, version)

Replace all of the node traits with specified list of traits.

This ignores duplicate traits in the specified list.

Parameters:

• node_id – The id of a node.

• traits – List of traits.

• version – the version of the object.Trait.

Returns:

A list of NodeTrait objects.

Raises:

InvalidParameterValue if setting the traits would exceed the per-node traits limit.

Raises:

NodeNotFound if the node is not found.

take_over_allocation(allocation_id, old_conductor_id, new_conductor_id)

Do a take over for an allocation.

The allocation is only updated if the old conductor matches the provided value, thus guarding against races.

Parameters:

• allocation_id – Allocation ID

• old_conductor_id – The conductor ID we expect to be the current conductor_affinity of the allocation.

• new_conductor_id – The conductor ID of the new conductor_affinity.

Returns:

True if the take over was successful, False otherwise.

Raises:

AllocationNotFound

touch_conductor(hostname, online=True)

Mark a conductor as active by updating its ‘updated_at’ property.

Calling periodically with online=False will result in the conductor appearing unregistered, but recently enough to prevent other conductors failing orphan nodes. This improves the behaviour of graceful and drain shutdown.

Parameters:

• hostname – The hostname of this conductor service.

• online – Whether the conductor is online.

Raises:

ConductorNotFound

touch_node_provisioning(node_id)

Mark the node’s provisioning as running.

Mark the node’s provisioning as running by updating its ‘provision_updated_at’ property.

Parameters:

node_id – The id of a node.

Raises:

NodeNotFound

unregister_conductor(hostname)

Remove this conductor from the service registry immediately.

Parameters:

hostname – The hostname of this conductor service.

Raises:

ConductorNotFound

unregister_conductor_hardware_interfaces(conductor_id)

Unregisters all hardware interfaces for a conductor.

Parameters:

conductor_id – Database ID of conductor to unregister for.

unset_node_tags(node_id)

Remove all tags of the node.

Parameters:

node_id – The id of a node.

Raises:

NodeNotFound if the node is not found.

unset_node_traits(node_id)

Remove all traits of the node.

Parameters:

node_id – The id of a node.

Raises:

NodeNotFound if the node is not found.

update_allocation(allocation_id, values, update_node=True)

Update properties of an allocation.

Parameters:

• allocation_id – Allocation ID

• values – Dict of values to update.

• update_node – If True and node_id is updated, update the node with instance_uuid and traits from the allocation

Returns:

An allocation.

Raises:

AllocationNotFound

Raises:

AllocationDuplicateName

Raises:

InstanceAssociated

Raises:

NodeAssociated

update_bios_setting_list(node_id, settings, version)

Update a list of BIOSSetting records.

Parameters:

• node_id – The node id.

• settings –

  A list of BIOS Settings to be updated.

  [
    {
     'name': String,
     'value': String,
     additional settings from BIOS registry
    },
    {
     'name': String,
     'value': String,
     additional settings from BIOS registry
    },
    ...
  ]
  

• version – the version of the object.BIOSSetting.

Returns:

A list of BIOSSetting objects.

Raises:

NodeNotFound if the node is not found.

Raises:

BIOSSettingNotFound if any of the settings is not found.

update_chassis(chassis_id, values)

Update properties of an chassis.

Parameters:

• chassis_id – The id or the uuid of a chassis.

• values – Dict of values to update.

Returns:

A chassis.

update_deploy_template(template_id, values)

Update a deployment template.

Parameters:

• template_id – ID of the deployment template to update.

• values –

  A dict describing the deployment template. For example:

  {
   'uuid': uuidutils.generate_uuid(),
   'name': 'CUSTOM_DT1',
  }
  

Raises:

DeployTemplateDuplicateName if a deploy template with the same name exists.

Raises:

DeployTemplateNotFound if the deploy template does not exist.

Returns:

A deploy template.

update_firmware_component(node_id, component, values)

Update a FirmwareComponent record.

Parameters:

• node_id – The node id.

• component – The component of the node to update.

• values –

  A dictionary with the new information about the FirmwareComponent.

  {
    'current_version': String,
    'last_version_flashed': String
  }
  

Returns:

A FirmwareComponent object.

Raises:

FirmwareComponentNotFound the component is not found.

update_node(node_id, values)

Update properties of a node.

Parameters:

• node_id – The id or uuid of a node.

• values –

  Dict of values to update. May be a partial list, eg. when setting the properties for a driver. For example:

  {
   'driver_info':
       {
        'my-field-1': val1,
        'my-field-2': val2,
       }
  }
  

Returns:

A node.

Raises:

NodeAssociated

Raises:

NodeNotFound

update_port(port_id, values)

Update properties of an port.

Parameters:

• port_id – The id or MAC of a port.

• values – Dict of values to update.

Returns:

A port.

update_portgroup(portgroup_id, values)

Update properties of a portgroup.

Parameters:

• portgroup_id – The UUID or MAC of a portgroup.

• values – Dict of values to update. May contain the following keys: ‘uuid’ ‘name’ ‘node_id’ ‘address’ ‘extra’ ‘created_at’ ‘updated_at’

Returns:

A portgroup.

Raises:

InvalidParameterValue

Raises:

PortgroupNotFound

Raises:

PortgroupDuplicateName

Raises:

PortgroupMACAlreadyExists

update_to_latest_versions(context, max_count)

Updates objects to their latest known versions.

This scans all the tables and for objects that are not in their latest version, updates them to that version.

Parameters:

• context – the admin context

• max_count – The maximum number of objects to migrate. Must be >= 0. If zero, all the objects will be migrated.

Returns:

A 2-tuple, 1. the total number of objects that need to be migrated (at the beginning of this call) and 2. the number of migrated objects.

update_volume_connector(ident, connector_info)

Update properties of a volume connector.

Parameters:

• ident – The UUID or integer ID of a volume connector.

• connector_info – Dictionary containing the information about connector to update.

Returns:

A volume connector.

Raises:

VolumeConnectorTypeAndIdAlreadyExists If another connector already exists with a matching type and connector_id field.

Raises:

VolumeConnectorNotFound If a volume connector with the specified ident does not exist.

Raises:

InvalidParameterValue When a UUID is included in connector_info.

update_volume_target(ident, target_info)

Update information for a volume target.

Parameters:

• ident – The UUID or integer ID of a volume target.

• target_info – Dictionary containing the information about volume target to update.

Returns:

A volume target.

Raises:

InvalidParameterValue if a UUID is included in target_info.

Raises:

VolumeTargetBootIndexAlreadyExists if a volume target already exists with the same boot index and node ID.

Raises:

VolumeTargetNotFound if no volume target with this ident exists.

ironic.db.sqlalchemy.api.add_allocation_filter_by_conductor(query, value)

ironic.db.sqlalchemy.api.add_allocation_filter_by_node(query, value)

ironic.db.sqlalchemy.api.add_identity_filter(query, value)

Adds an identity filter to a query.

Filters results by ID, if supplied value is a valid integer. Otherwise attempts to filter results by UUID.

Parameters:

• query – Initial query to add filter to.

• value – Value for filtering results by.

Returns:

Modified query.

ironic.db.sqlalchemy.api.add_identity_where(op, model, value)

Adds an identity filter to operation for where method.

Filters results by ID, if supplied value is a valid integer. Otherwise attempts to filter results by UUID.

Parameters:

• op – Initial operation to add filter to. i.e. a update or delete statement.

• model – The SQLAlchemy model to apply.

• value – Value for filtering results by.

Returns:

Modified query.

ironic.db.sqlalchemy.api.add_node_filter_by_chassis(query, value)

ironic.db.sqlalchemy.api.add_port_filter(query, value)

Adds a port-specific filter to a query.

Filters results by address, if supplied value is a valid MAC address. Otherwise attempts to filter results by identity.

Parameters:

• query – Initial query to add filter to.

• value – Value for filtering results by.

Returns:

Modified query.

ironic.db.sqlalchemy.api.add_port_filter_by_node(query, value)

ironic.db.sqlalchemy.api.add_port_filter_by_node_owner(query, value)

ironic.db.sqlalchemy.api.add_port_filter_by_node_project(query, value)

ironic.db.sqlalchemy.api.add_port_filter_by_portgroup(query, value)

ironic.db.sqlalchemy.api.add_portgroup_filter(query, value)

Adds a portgroup-specific filter to a query.

Filters results by address, if supplied value is a valid MAC address. Otherwise attempts to filter results by identity.

Parameters:

• query – Initial query to add filter to.

• value – Value for filtering results by.

Returns:

Modified query.

ironic.db.sqlalchemy.api.add_portgroup_filter_by_node(query, value)

ironic.db.sqlalchemy.api.add_portgroup_filter_by_node_project(query, value)

ironic.db.sqlalchemy.api.add_volume_conn_filter_by_node_project(query, value)

ironic.db.sqlalchemy.api.add_volume_target_filter_by_node_project(query, value)

ironic.db.sqlalchemy.api.get_backend()

The backend is this module itself.

ironic.db.sqlalchemy.api.model_query(model, *args, **kwargs)

Query helper for simpler session usage.

WARNING: DO NOT USE, unless you know exactly what your doing AND are okay with a transaction possibly hanging.

Parameters:

session – if present, the session to use

ironic.db.sqlalchemy.api.wrap_sqlite_retry(f)