# Copyright 2013 UnitedStack Inc.
# All Rights Reserved.
#
# 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.
import datetime
from ironic_lib import metrics_utils
from oslo_utils import uuidutils
import pecan
from pecan import rest
from six.moves import http_client
import wsme
from wsme import types as wtypes
from ironic.api.controllers import base
from ironic.api.controllers import link
from ironic.api.controllers.v1 import collection
from ironic.api.controllers.v1 import notification_utils as notify
from ironic.api.controllers.v1 import types
from ironic.api.controllers.v1 import utils as api_utils
from ironic.api import expose
from ironic.common import exception
from ironic.common.i18n import _
from ironic.common import policy
from ironic.common import utils as common_utils
from ironic import objects
METRICS = metrics_utils.get_metrics_logger(__name__)
_DEFAULT_RETURN_FIELDS = ('uuid', 'address')
def hide_fields_in_newer_versions(obj):
# if requested version is < 1.18, hide internal_info field
if not api_utils.allow_port_internal_info():
obj.internal_info = wsme.Unset
# if requested version is < 1.19, hide local_link_connection and
# pxe_enabled fields
if not api_utils.allow_port_advanced_net_fields():
obj.pxe_enabled = wsme.Unset
obj.local_link_connection = wsme.Unset
# if requested version is < 1.24, hide portgroup_uuid field
if not api_utils.allow_portgroups_subcontrollers():
obj.portgroup_uuid = wsme.Unset
[docs]class Port(base.APIBase):
"""API representation of a port.
This class enforces type checking and value constraints, and converts
between the internal object model and the API representation of a port.
"""
_node_uuid = None
_portgroup_uuid = None
def _get_node_uuid(self):
return self._node_uuid
def _set_node_uuid(self, value):
if value and self._node_uuid != value:
try:
# FIXME(comstud): One should only allow UUID here, but
# there seems to be a bug in that tests are passing an
# ID. See bug #1301046 for more details.
node = objects.Node.get(pecan.request.context, value)
self._node_uuid = node.uuid
# NOTE(lucasagomes): Create the node_id attribute on-the-fly
# to satisfy the api -> rpc object
# conversion.
self.node_id = node.id
except exception.NodeNotFound as e:
# Change error code because 404 (NotFound) is inappropriate
# response for a POST request to create a Port
e.code = http_client.BAD_REQUEST # BadRequest
raise
elif value == wtypes.Unset:
self._node_uuid = wtypes.Unset
def _get_portgroup_uuid(self):
return self._portgroup_uuid
def _set_portgroup_uuid(self, value):
if value and self._portgroup_uuid != value:
if not api_utils.allow_portgroups_subcontrollers():
self._portgroup_uuid = wtypes.Unset
return
try:
portgroup = objects.Portgroup.get(pecan.request.context, value)
if portgroup.node_id != self.node_id:
raise exception.BadRequest(_('Port can not be added to a '
'portgroup belonging to a '
'different node.'))
self._portgroup_uuid = portgroup.uuid
# NOTE(lucasagomes): Create the portgroup_id attribute
# on-the-fly to satisfy the api ->
# rpc object conversion.
self.portgroup_id = portgroup.id
except exception.PortgroupNotFound as e:
# Change error code because 404 (NotFound) is inappropriate
# response for a POST request to create a Port
e.code = http_client.BAD_REQUEST # BadRequest
raise e
elif value == wtypes.Unset:
self._portgroup_uuid = wtypes.Unset
elif value is None and api_utils.allow_portgroups_subcontrollers():
# This is to output portgroup_uuid field if API version allows this
self._portgroup_uuid = None
uuid = types.uuid
"""Unique UUID for this port"""
address = wsme.wsattr(types.macaddress, mandatory=True)
"""MAC Address for this port"""
extra = {wtypes.text: types.jsontype}
"""This port's meta data"""
internal_info = wsme.wsattr({wtypes.text: types.jsontype}, readonly=True)
"""This port's internal information maintained by ironic"""
node_uuid = wsme.wsproperty(types.uuid, _get_node_uuid, _set_node_uuid,
mandatory=True)
"""The UUID of the node this port belongs to"""
portgroup_uuid = wsme.wsproperty(types.uuid, _get_portgroup_uuid,
_set_portgroup_uuid, mandatory=False)
"""The UUID of the portgroup this port belongs to"""
pxe_enabled = types.boolean
"""Indicates whether pxe is enabled or disabled on the node."""
local_link_connection = types.locallinkconnectiontype
"""The port binding profile for the port"""
links = wsme.wsattr([link.Link], readonly=True)
"""A list containing a self link and associated port links"""
def __init__(self, **kwargs):
self.fields = []
fields = list(objects.Port.fields)
# NOTE(lucasagomes): node_uuid is not part of objects.Port.fields
# because it's an API-only attribute
fields.append('node_uuid')
# NOTE: portgroup_uuid is not part of objects.Port.fields
# because it's an API-only attribute
fields.append('portgroup_uuid')
for field in fields:
# Add fields we expose.
if hasattr(self, field):
self.fields.append(field)
setattr(self, field, kwargs.get(field, wtypes.Unset))
# NOTE(lucasagomes): node_id is an attribute created on-the-fly
# by _set_node_uuid(), it needs to be present in the fields so
# that as_dict() will contain node_id field when converting it
# before saving it in the database.
self.fields.append('node_id')
setattr(self, 'node_uuid', kwargs.get('node_id', wtypes.Unset))
# NOTE: portgroup_id is an attribute created on-the-fly
# by _set_portgroup_uuid(), it needs to be present in the fields so
# that as_dict() will contain portgroup_id field when converting it
# before saving it in the database.
self.fields.append('portgroup_id')
setattr(self, 'portgroup_uuid', kwargs.get('portgroup_id',
wtypes.Unset))
@staticmethod
def _convert_with_links(port, url, fields=None):
# NOTE(lucasagomes): Since we are able to return a specified set of
# fields the "uuid" can be unset, so we need to save it in another
# variable to use when building the links
port_uuid = port.uuid
if fields is not None:
port.unset_fields_except(fields)
# never expose the node_id attribute
port.node_id = wtypes.Unset
# never expose the portgroup_id attribute
port.portgroup_id = wtypes.Unset
port.links = [link.Link.make_link('self', url,
'ports', port_uuid),
link.Link.make_link('bookmark', url,
'ports', port_uuid,
bookmark=True)
]
return port
@classmethod
[docs] def convert_with_links(cls, rpc_port, fields=None):
port = Port(**rpc_port.as_dict())
if fields is not None:
api_utils.check_for_invalid_fields(fields, port.as_dict())
hide_fields_in_newer_versions(port)
return cls._convert_with_links(port, pecan.request.public_url,
fields=fields)
@classmethod
[docs] def sample(cls, expand=True):
sample = cls(uuid='27e3153e-d5bf-4b7e-b517-fb518e17f34c',
address='fe:54:00:77:07:d9',
extra={'foo': 'bar'},
internal_info={},
created_at=datetime.datetime.utcnow(),
updated_at=datetime.datetime.utcnow(),
pxe_enabled=True,
local_link_connection={
'switch_info': 'host', 'port_id': 'Gig0/1',
'switch_id': 'aa:bb:cc:dd:ee:ff'})
# NOTE(lucasagomes): node_uuid getter() method look at the
# _node_uuid variable
sample._node_uuid = '7ae81bb3-dec3-4289-8d6c-da80bd8001ae'
sample._portgroup_uuid = '037d9a52-af89-4560-b5a3-a33283295ba2'
fields = None if expand else _DEFAULT_RETURN_FIELDS
return cls._convert_with_links(sample, 'http://localhost:6385',
fields=fields)
[docs]class PortPatchType(types.JsonPatchType):
_api_base = Port
@staticmethod
[docs] def internal_attrs():
defaults = types.JsonPatchType.internal_attrs()
return defaults + ['/internal_info']
[docs]class PortCollection(collection.Collection):
"""API representation of a collection of ports."""
ports = [Port]
"""A list containing ports objects"""
def __init__(self, **kwargs):
self._type = 'ports'
@staticmethod
[docs] def convert_with_links(rpc_ports, limit, url=None, fields=None, **kwargs):
collection = PortCollection()
collection.ports = [Port.convert_with_links(p, fields=fields)
for p in rpc_ports]
collection.next = collection.get_next(limit, url=url, **kwargs)
return collection
@classmethod
[docs] def sample(cls):
sample = cls()
sample.ports = [Port.sample(expand=False)]
return sample
[docs]class PortsController(rest.RestController):
"""REST controller for Ports."""
_custom_actions = {
'detail': ['GET'],
}
invalid_sort_key_list = ['extra', 'internal_info', 'local_link_connection']
advanced_net_fields = ['pxe_enabled', 'local_link_connection']
def __init__(self, node_ident=None, portgroup_ident=None):
super(PortsController, self).__init__()
self.parent_node_ident = node_ident
self.parent_portgroup_ident = portgroup_ident
def _get_ports_collection(self, node_ident, address, portgroup_ident,
marker, limit, sort_key, sort_dir,
resource_url=None, fields=None):
limit = api_utils.validate_limit(limit)
sort_dir = api_utils.validate_sort_dir(sort_dir)
marker_obj = None
if marker:
marker_obj = objects.Port.get_by_uuid(pecan.request.context,
marker)
if sort_key in self.invalid_sort_key_list:
raise exception.InvalidParameterValue(
_("The sort_key value %(key)s is an invalid field for "
"sorting") % {'key': sort_key})
node_ident = self.parent_node_ident or node_ident
portgroup_ident = self.parent_portgroup_ident or portgroup_ident
if node_ident and portgroup_ident:
raise exception.OperationNotPermitted()
if portgroup_ident:
# FIXME: Since all we need is the portgroup ID, we can
# make this more efficient by only querying
# for that column. This will get cleaned up
# as we move to the object interface.
portgroup = api_utils.get_rpc_portgroup(portgroup_ident)
ports = objects.Port.list_by_portgroup_id(pecan.request.context,
portgroup.id, limit,
marker_obj,
sort_key=sort_key,
sort_dir=sort_dir)
elif node_ident:
# FIXME(comstud): Since all we need is the node ID, we can
# make this more efficient by only querying
# for that column. This will get cleaned up
# as we move to the object interface.
node = api_utils.get_rpc_node(node_ident)
ports = objects.Port.list_by_node_id(pecan.request.context,
node.id, limit, marker_obj,
sort_key=sort_key,
sort_dir=sort_dir)
elif address:
ports = self._get_ports_by_address(address)
else:
ports = objects.Port.list(pecan.request.context, limit,
marker_obj, sort_key=sort_key,
sort_dir=sort_dir)
return PortCollection.convert_with_links(ports, limit,
url=resource_url,
fields=fields,
sort_key=sort_key,
sort_dir=sort_dir)
def _get_ports_by_address(self, address):
"""Retrieve a port by its address.
:param address: MAC address of a port, to get the port which has
this MAC address.
:returns: a list with the port, or an empty list if no port is found.
"""
try:
port = objects.Port.get_by_address(pecan.request.context, address)
return [port]
except exception.PortNotFound:
return []
@METRICS.timer('PortsController.get_all')
@expose.expose(PortCollection, types.uuid_or_name, types.uuid,
types.macaddress, types.uuid, int, wtypes.text,
wtypes.text, types.listtype, types.uuid_or_name)
[docs] def get_all(self, node=None, node_uuid=None, address=None, marker=None,
limit=None, sort_key='id', sort_dir='asc', fields=None,
portgroup=None):
"""Retrieve a list of ports.
Note that the 'node_uuid' interface is deprecated in favour
of the 'node' interface
:param node: UUID or name of a node, to get only ports for that
node.
:param node_uuid: UUID of a node, to get only ports for that
node.
:param address: MAC address of a port, to get the port which has
this MAC address.
:param marker: pagination marker for large data sets.
:param limit: maximum number of resources to return in a single result.
This value cannot be larger than the value of max_limit
in the [api] section of the ironic configuration, or only
max_limit resources will be returned.
:param sort_key: column to sort results by. Default: id.
:param sort_dir: direction to sort. "asc" or "desc". Default: asc.
:param fields: Optional, a list with a specified set of fields
of the resource to be returned.
:param portgroup: UUID or name of a portgroup, to get only ports
for that portgroup.
:raises: NotAcceptable, HTTPNotFound
"""
cdict = pecan.request.context.to_policy_values()
policy.authorize('baremetal:port:get', cdict, cdict)
api_utils.check_allow_specify_fields(fields)
if fields:
if (not api_utils.allow_port_advanced_net_fields() and
set(fields).intersection(self.advanced_net_fields)):
raise exception.NotAcceptable()
if ('portgroup_uuid' in fields and not
api_utils.allow_portgroups_subcontrollers()):
raise exception.NotAcceptable()
if portgroup and not api_utils.allow_portgroups_subcontrollers():
raise exception.NotAcceptable()
if fields is None:
fields = _DEFAULT_RETURN_FIELDS
if not node_uuid and node:
# We're invoking this interface using positional notation, or
# explicitly using 'node'. Try and determine which one.
# Make sure only one interface, node or node_uuid is used
if (not api_utils.allow_node_logical_names() and
not uuidutils.is_uuid_like(node)):
raise exception.NotAcceptable()
return self._get_ports_collection(node_uuid or node, address,
portgroup, marker, limit, sort_key,
sort_dir, fields=fields)
@METRICS.timer('PortsController.detail')
@expose.expose(PortCollection, types.uuid_or_name, types.uuid,
types.macaddress, types.uuid, int, wtypes.text,
wtypes.text, types.uuid_or_name)
[docs] def detail(self, node=None, node_uuid=None, address=None, marker=None,
limit=None, sort_key='id', sort_dir='asc', portgroup=None):
"""Retrieve a list of ports with detail.
Note that the 'node_uuid' interface is deprecated in favour
of the 'node' interface
:param node: UUID or name of a node, to get only ports for that
node.
:param node_uuid: UUID of a node, to get only ports for that
node.
:param address: MAC address of a port, to get the port which has
this MAC address.
:param portgroup: UUID or name of a portgroup, to get only ports
for that portgroup.
:param marker: pagination marker for large data sets.
:param limit: maximum number of resources to return in a single result.
This value cannot be larger than the value of max_limit
in the [api] section of the ironic configuration, or only
max_limit resources will be returned.
:param sort_key: column to sort results by. Default: id.
:param sort_dir: direction to sort. "asc" or "desc". Default: asc.
:raises: NotAcceptable, HTTPNotFound
"""
cdict = pecan.request.context.to_policy_values()
policy.authorize('baremetal:port:get', cdict, cdict)
if portgroup and not api_utils.allow_portgroups_subcontrollers():
raise exception.NotAcceptable()
if not node_uuid and node:
# We're invoking this interface using positional notation, or
# explicitly using 'node'. Try and determine which one.
# Make sure only one interface, node or node_uuid is used
if (not api_utils.allow_node_logical_names() and
not uuidutils.is_uuid_like(node)):
raise exception.NotAcceptable()
# NOTE(lucasagomes): /detail should only work against collections
parent = pecan.request.path.split('/')[:-1][-1]
if parent != "ports":
raise exception.HTTPNotFound()
resource_url = '/'.join(['ports', 'detail'])
return self._get_ports_collection(node_uuid or node, address,
portgroup, marker, limit, sort_key,
sort_dir, resource_url)
@METRICS.timer('PortsController.get_one')
@expose.expose(Port, types.uuid, types.listtype)
[docs] def get_one(self, port_uuid, fields=None):
"""Retrieve information about the given port.
:param port_uuid: UUID of a port.
:param fields: Optional, a list with a specified set of fields
of the resource to be returned.
:raises: NotAcceptable, HTTPNotFound
"""
cdict = pecan.request.context.to_policy_values()
policy.authorize('baremetal:port:get', cdict, cdict)
if self.parent_node_ident or self.parent_portgroup_ident:
raise exception.OperationNotPermitted()
api_utils.check_allow_specify_fields(fields)
rpc_port = objects.Port.get_by_uuid(pecan.request.context, port_uuid)
return Port.convert_with_links(rpc_port, fields=fields)
@METRICS.timer('PortsController.post')
@expose.expose(Port, body=Port, status_code=http_client.CREATED)
[docs] def post(self, port):
"""Create a new port.
:param port: a port within the request body.
:raises: NotAcceptable, HTTPNotFound, Conflict
"""
context = pecan.request.context
cdict = context.to_policy_values()
policy.authorize('baremetal:port:create', cdict, cdict)
if self.parent_node_ident or self.parent_portgroup_ident:
raise exception.OperationNotPermitted()
pdict = port.as_dict()
if (not api_utils.allow_port_advanced_net_fields() and
set(pdict).intersection(self.advanced_net_fields)):
raise exception.NotAcceptable()
if (not api_utils.allow_portgroups_subcontrollers() and
'portgroup_uuid' in pdict):
raise exception.NotAcceptable()
extra = pdict.get('extra')
vif = extra.get('vif_port_id') if extra else None
if vif:
common_utils.warn_about_deprecated_extra_vif_port_id()
if (pdict.get('portgroup_uuid') and
(pdict.get('pxe_enabled') or vif)):
rpc_pg = objects.Portgroup.get_by_uuid(context,
pdict['portgroup_uuid'])
if not rpc_pg.standalone_ports_supported:
msg = _("Port group %s doesn't support standalone ports. "
"This port cannot be created as a member of that "
"port group because either 'extra/vif_port_id' "
"was specified or 'pxe_enabled' was set to True.")
raise exception.Conflict(
msg % pdict['portgroup_uuid'])
# NOTE(yuriyz): UUID is mandatory for notifications payload
if not pdict.get('uuid'):
pdict['uuid'] = uuidutils.generate_uuid()
new_port = objects.Port(context, **pdict)
notify.emit_start_notification(context, new_port, 'create',
node_uuid=port.node_uuid)
with notify.handle_error_notification(context, new_port, 'create',
node_uuid=port.node_uuid):
new_port.create()
notify.emit_end_notification(context, new_port, 'create',
node_uuid=port.node_uuid)
# Set the HTTP Location Header
pecan.response.location = link.build_url('ports', new_port.uuid)
return Port.convert_with_links(new_port)
@METRICS.timer('PortsController.patch')
@wsme.validate(types.uuid, [PortPatchType])
@expose.expose(Port, types.uuid, body=[PortPatchType])
[docs] def patch(self, port_uuid, patch):
"""Update an existing port.
:param port_uuid: UUID of a port.
:param patch: a json PATCH document to apply to this port.
:raises: NotAcceptable, HTTPNotFound
"""
context = pecan.request.context
cdict = context.to_policy_values()
policy.authorize('baremetal:port:update', cdict, cdict)
if self.parent_node_ident or self.parent_portgroup_ident:
raise exception.OperationNotPermitted()
fields_to_check = set()
for field in self.advanced_net_fields + ['portgroup_uuid']:
field_path = '/%s' % field
if (api_utils.get_patch_values(patch, field_path) or
api_utils.is_path_removed(patch, field_path)):
fields_to_check.add(field)
if (fields_to_check.intersection(self.advanced_net_fields) and
not api_utils.allow_port_advanced_net_fields()):
raise exception.NotAcceptable()
if ('portgroup_uuid' in fields_to_check and
not api_utils.allow_portgroups_subcontrollers()):
raise exception.NotAcceptable()
rpc_port = objects.Port.get_by_uuid(context, port_uuid)
try:
port_dict = rpc_port.as_dict()
# NOTE(lucasagomes):
# 1) Remove node_id because it's an internal value and
# not present in the API object
# 2) Add node_uuid
port_dict['node_uuid'] = port_dict.pop('node_id', None)
# NOTE(vsaienko):
# 1) Remove portgroup_id because it's an internal value and
# not present in the API object
# 2) Add portgroup_uuid
port_dict['portgroup_uuid'] = port_dict.pop('portgroup_id', None)
port = Port(**api_utils.apply_jsonpatch(port_dict, patch))
except api_utils.JSONPATCH_EXCEPTIONS as e:
raise exception.PatchError(patch=patch, reason=e)
if api_utils.is_path_removed(patch, '/portgroup_uuid'):
rpc_port.portgroup_id = None
# Update only the fields that have changed
for field in objects.Port.fields:
try:
patch_val = getattr(port, field)
except AttributeError:
# Ignore fields that aren't exposed in the API
continue
if patch_val == wtypes.Unset:
patch_val = None
if rpc_port[field] != patch_val:
rpc_port[field] = patch_val
rpc_node = objects.Node.get_by_id(context, rpc_port.node_id)
notify.emit_start_notification(context, rpc_port, 'update',
node_uuid=rpc_node.uuid)
with notify.handle_error_notification(context, rpc_port, 'update',
node_uuid=rpc_node.uuid):
topic = pecan.request.rpcapi.get_topic_for(rpc_node)
new_port = pecan.request.rpcapi.update_port(context, rpc_port,
topic)
api_port = Port.convert_with_links(new_port)
notify.emit_end_notification(context, new_port, 'update',
node_uuid=api_port.node_uuid)
return api_port
@METRICS.timer('PortsController.delete')
@expose.expose(None, types.uuid, status_code=http_client.NO_CONTENT)
[docs] def delete(self, port_uuid):
"""Delete a port.
:param port_uuid: UUID of a port.
:raises: OperationNotPermitted, HTTPNotFound
"""
context = pecan.request.context
cdict = context.to_policy_values()
policy.authorize('baremetal:port:delete', cdict, cdict)
if self.parent_node_ident or self.parent_portgroup_ident:
raise exception.OperationNotPermitted()
rpc_port = objects.Port.get_by_uuid(context, port_uuid)
rpc_node = objects.Node.get_by_id(context, rpc_port.node_id)
notify.emit_start_notification(context, rpc_port, 'delete',
node_uuid=rpc_node.uuid)
with notify.handle_error_notification(context, rpc_port, 'delete',
node_uuid=rpc_node.uuid):
topic = pecan.request.rpcapi.get_topic_for(rpc_node)
pecan.request.rpcapi.destroy_port(context, rpc_port, topic)
notify.emit_end_notification(context, rpc_port, 'delete',
node_uuid=rpc_node.uuid)