Horizon UI support for Octavia
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# Copyright 2015 IBM Corp.
#
# 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.
"""API over the neutron LBaaS v2 service.
"""
import _thread as thread
from time import sleep
from django.conf import settings
from django.views import generic
from horizon import conf
import octavia_dashboard
from openstack import connection
try:
from openstack import config as occ
except ImportError:
from os_client_config import config as occ
from openstack_dashboard.api import base
from openstack_dashboard.api import neutron
from openstack_dashboard.api.rest import urls
from openstack_dashboard.api.rest import utils as rest_utils
neutronclient = neutron.neutronclient
def _get_sdk_connection(request):
"""Creates an SDK connection based on the request.
:param request: Django request object
:returns: SDK connection object
"""
# NOTE(mordred) Nothing says love like two inverted booleans
# The config setting is NO_VERIFY which is, in fact, insecure.
# get_one_cloud wants verify, so we pass 'not insecure' to verify.
insecure = getattr(settings, 'OPENSTACK_SSL_NO_VERIFY', False)
cacert = getattr(settings, 'OPENSTACK_SSL_CACERT', None)
# Pass interface to honor 'OPENSTACK_ENDPOINT_TYPE'
interface = getattr(settings, 'OPENSTACK_ENDPOINT_TYPE', 'publicURL')
# Pass load_yaml_config as this is a Django service with its own config
# and we don't want to accidentally pick up a clouds.yaml file. We want to
# use the settings we're passing in.
cloud_config = occ.OpenStackConfig(load_yaml_config=False).get_one_cloud(
verify=not insecure,
cacert=cacert,
interface=interface,
region_name=request.user.services_region,
auth_type='token',
auth=dict(
project_id=request.user.project_id,
project_domain_id=request.user.domain_id,
token=request.user.token.unscoped_token,
auth_url=request.user.endpoint),
app_name='octavia-dashboard',
app_version=octavia_dashboard.__version__)
return connection.from_config(cloud_config=cloud_config)
def _sdk_object_to_list(object):
"""Converts an SDK generator object to a list of dictionaries.
:param object: SDK generator object
:returns: List of dictionaries
"""
result_list = []
for item in object:
result_list.append(_get_sdk_object_dict(item))
return result_list
def _get_sdk_object_dict(object):
"""Converts an SDK object to a dictionary.
Fixes any SDK imposed object oddities.
:param object: SDK object
:returns: Dictionary
"""
item_dict = object.to_dict()
if 'is_admin_state_up' in item_dict:
item_dict['admin_state_up'] = item_dict['is_admin_state_up']
return item_dict
def poll_loadbalancer_status(request, loadbalancer_id, callback,
from_state='PENDING_UPDATE', to_state='ACTIVE',
callback_kwargs=None):
"""Poll for the status of the load balancer.
Polls for the status of the load balancer and calls a function when the
status changes to a specified state.
:param request: django request object
:param loadbalancer_id: id of the load balancer to poll
:param callback: function to call when polling is complete
:param from_state: initial expected state of the load balancer
:param to_state: state to check for
:param callback_kwargs: kwargs to pass into the callback function
"""
interval = conf.HORIZON_CONFIG['ajax_poll_interval'] / 1000.0
status = from_state
while status == from_state:
sleep(interval)
conn = _get_sdk_connection(request)
lb = conn.load_balancer.get_load_balancer(loadbalancer_id)
status = lb.provisioning_status
if status == to_state:
kwargs = {'loadbalancer_id': loadbalancer_id}
if callback_kwargs:
kwargs.update(callback_kwargs)
callback(request, **kwargs)
def create_loadbalancer(request):
data = request.DATA
conn = _get_sdk_connection(request)
build_kwargs = dict(
project_id=request.user.project_id,
vip_subnet_id=data['loadbalancer']['vip_subnet_id'],
name=data['loadbalancer'].get('name'),
description=data['loadbalancer'].get('description'),
vip_address=data['loadbalancer'].get('vip_address'),
admin_state_up=data['loadbalancer'].get('admin_state_up'),
)
flavor_id = data['loadbalancer'].get('flavor_id')
if flavor_id:
build_kwargs['flavor_id'] = flavor_id
availability_zone = data['loadbalancer'].get('availability_zone')
if availability_zone:
build_kwargs['availability_zone'] = availability_zone
loadbalancer = conn.load_balancer.create_load_balancer(**build_kwargs)
if data.get('listener'):
# There is work underway to add a new API to LBaaS v2 that will
# allow us to pass in all information at once. Until that is
# available we use a separate thread to poll for the load
# balancer status and create the other resources when it becomes
# active.
args = (request, loadbalancer.id, create_listener)
kwargs = {'from_state': 'PENDING_CREATE'}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
return _get_sdk_object_dict(loadbalancer)
def create_listener(request, **kwargs):
"""Create a new listener.
"""
data = request.DATA
try:
default_tls_ref = data['certificates'][0]
except (KeyError, IndexError):
default_tls_ref = None
conn = _get_sdk_connection(request)
# TODO(johnsom) Add SNI support
# https://bugs.launchpad.net/octavia/+bug/1714294
listener = conn.load_balancer.create_listener(
protocol=data['listener']['protocol'],
protocol_port=data['listener']['protocol_port'],
load_balancer_id=kwargs['loadbalancer_id'],
name=data['listener'].get('name'),
description=data['listener'].get('description'),
connection_limit=data['listener'].get('connection_limit'),
default_tls_container_ref=default_tls_ref,
sni_container_refs=None,
admin_state_up=data['listener'].get('admin_state_up'),
insert_headers=data['listener'].get('insert_headers'),
timeout_client_data=data['listener'].get('timeout_client_data'),
timeout_member_connect=data['listener'].get('timeout_member_connect'),
timeout_member_data=data['listener'].get('timeout_member_data'),
timeout_tcp_inspect=data['listener'].get('timeout_tcp_inspect'),
allowed_cidrs=data['listener'].get('allowed_cidrs'),
# Replace empty string by None (uses default tls cipher string)
tls_ciphers=data['listener'].get('tls_ciphers') or None,
)
if data.get('pool'):
args = (request, kwargs['loadbalancer_id'], create_pool)
kwargs = {'callback_kwargs': {'listener_id': listener.id}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
return _get_sdk_object_dict(listener)
def create_l7_policy(request, **kwargs):
"""Create a new l7 policy.
"""
data = request.DATA
conn = _get_sdk_connection(request)
l7_policy = conn.load_balancer.create_l7_policy(
action=data['l7policy']['action'],
admin_state_up=data['l7policy'].get('admin_state_up'),
description=data['l7policy'].get('description'),
listener_id=kwargs['listener_id'],
name=data['l7policy'].get('name'),
position=data['l7policy'].get('position'),
redirect_pool_id=data['l7policy'].get('redirect_pool_id'),
redirect_url=data['l7policy'].get('redirect_url'),
)
return _get_sdk_object_dict(l7_policy)
def create_l7_rule(request, **kwargs):
"""Create a new l7 rule.
"""
data = request.DATA
conn = _get_sdk_connection(request)
l7_rule = conn.load_balancer.create_l7_rule(
admin_state_up=data['l7rule'].get('admin_state_up'),
compare_type=data['l7rule']['compare_type'],
invert=data['l7rule'].get('invert'),
key=data['l7rule'].get('key'),
l7_policy=kwargs['l7_policy_id'],
type=data['l7rule']['type'],
rule_value=data['l7rule']['rule_value'],
)
return _get_sdk_object_dict(l7_rule)
def create_pool(request, **kwargs):
"""Create a new pool.
"""
data = request.DATA
conn = _get_sdk_connection(request)
pool = conn.load_balancer.create_pool(
protocol=data['pool']['protocol'],
lb_algorithm=data['pool']['lb_algorithm'],
session_persistence=data['pool'].get('session_persistence'),
listener_id=kwargs['listener_id'],
loadbalancer_id=kwargs['loadbalancer_id'],
name=data['pool'].get('name'),
description=data['pool'].get('description'),
admin_state_up=data['pool'].get('admin_state_up'),
tls_enabled=data['pool'].get('tls_enabled'),
# Replace empty string by None (uses default tls cipher string)
tls_ciphers=data['pool'].get('tls_ciphers') or None,
)
if data.get('members'):
args = (request, kwargs['loadbalancer_id'], add_member)
kwargs = {'callback_kwargs': {'pool_id': pool.id,
'index': 0}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
elif data.get('monitor'):
args = (request, kwargs['loadbalancer_id'], create_health_monitor)
kwargs = {'callback_kwargs': {'pool_id': pool.id}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
return _get_sdk_object_dict(pool)
def create_health_monitor(request, **kwargs):
"""Create a new health monitor for a pool.
"""
data = request.DATA
conn = _get_sdk_connection(request)
health_mon = conn.load_balancer.create_health_monitor(
type=data['monitor']['type'],
delay=data['monitor']['delay'],
timeout=data['monitor']['timeout'],
max_retries=data['monitor']['max_retries'],
max_retries_down=data['monitor']['max_retries_down'],
pool_id=kwargs['pool_id'],
http_method=data['monitor'].get('http_method'),
url_path=data['monitor'].get('url_path'),
expected_codes=data['monitor'].get('expected_codes'),
admin_state_up=data['monitor'].get('admin_state_up'),
name=data['monitor'].get('name')
)
return _get_sdk_object_dict(health_mon)
def create_flavor(request, **kwargs):
"""Create a new flavor.
"""
data = request.DATA
conn = _get_sdk_connection(request)
flavor = conn.load_balancer.create_flavor(
name=data['flavor']['name'],
flavor_profile_id=data['flavor']['flavor_profile_id'],
description=data['flavor'].get('description'),
enabled=data['flavor'].get('enabled'),
)
return _get_sdk_object_dict(flavor)
def create_flavor_profile(request, **kwargs):
"""Create a new flavor profile.
"""
data = request.DATA
conn = _get_sdk_connection(request)
flavor_profile = conn.load_balancer.create_flavor(
name=data['flavor_profile']['name'],
provider_name=data['flavor_profile']['provider_name'],
flavor_data=data['flavor_profile']['flavor_data'],
)
return _get_sdk_object_dict(flavor_profile)
def add_member(request, **kwargs):
"""Add a member to a pool.
"""
data = request.DATA
members = data.get('members')
pool_id = kwargs.get('pool_id')
if kwargs.get('members_to_add'):
members_to_add = kwargs['members_to_add']
index = [members.index(member) for member in members
if member['id'] == members_to_add[0]][0]
loadbalancer_id = data.get('loadbalancer_id')
else:
index = kwargs.get('index')
loadbalancer_id = kwargs.get('loadbalancer_id')
member = members[index]
conn = _get_sdk_connection(request)
monitor_address = member.get('monitor_address')
member = conn.load_balancer.create_member(
pool_id,
address=member['address'],
protocol_port=member['protocol_port'],
subnet_id=member['subnet_id'],
weight=member.get('weight'),
monitor_address=monitor_address if monitor_address else None,
monitor_port=member.get('monitor_port'),
admin_state_up=member.get('admin_state_up'),
backup=member.get('backup', False),
name=member.get('name'),
)
index += 1
if kwargs.get('members_to_add'):
args = (request, loadbalancer_id, update_member_list)
members_to_add = kwargs['members_to_add']
members_to_add.pop(0)
kwargs = {'callback_kwargs': {
'existing_members': kwargs.get('existing_members'),
'members_to_add': members_to_add,
'members_to_delete': kwargs.get('members_to_delete'),
'pool_id': pool_id}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
elif len(members) > index:
args = (request, loadbalancer_id, add_member)
kwargs = {'callback_kwargs': {'pool_id': pool_id,
'index': index}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
elif data.get('monitor'):
args = (request, loadbalancer_id, create_health_monitor)
kwargs = {'callback_kwargs': {'pool_id': pool_id}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
return _get_sdk_object_dict(member)
def remove_member(request, **kwargs):
"""Remove a member from the pool.
"""
data = request.DATA
loadbalancer_id = data.get('loadbalancer_id')
pool_id = kwargs.get('pool_id')
if kwargs.get('members_to_delete'):
members_to_delete = kwargs['members_to_delete']
member_id = members_to_delete.pop(0)
conn = _get_sdk_connection(request)
conn.load_balancer.delete_member(member_id, pool_id,
ignore_missing=True)
args = (request, loadbalancer_id, update_member_list)
kwargs = {'callback_kwargs': {
'existing_members': kwargs.get('existing_members'),
'members_to_add': kwargs.get('members_to_add'),
'members_to_delete': members_to_delete,
'pool_id': pool_id}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
def update_loadbalancer(request, **kwargs):
"""Update a load balancer.
"""
data = request.DATA
loadbalancer_id = kwargs.get('loadbalancer_id')
conn = _get_sdk_connection(request)
loadbalancer = conn.load_balancer.update_load_balancer(
loadbalancer_id,
name=data['loadbalancer'].get('name'),
description=data['loadbalancer'].get('description'),
admin_state_up=data['loadbalancer'].get('admin_state_up'))
return _get_sdk_object_dict(loadbalancer)
def update_listener(request, **kwargs):
"""Update a listener.
"""
data = request.DATA
listener_id = data['listener'].get('id')
loadbalancer_id = data.get('loadbalancer_id')
default_pool_id = data['listener'].get('default_pool_id')
if not default_pool_id:
default_pool_id = None
else:
default_pool_id = default_pool_id[:36]
try:
default_tls_ref = data['certificates'][0]
except (KeyError, IndexError):
default_tls_ref = None
conn = _get_sdk_connection(request)
listener = conn.load_balancer.update_listener(
listener=listener_id,
name=data['listener'].get('name'),
description=data['listener'].get('description'),
connection_limit=data['listener'].get('connection_limit'),
default_tls_container_ref=default_tls_ref,
sni_container_refs=None,
admin_state_up=data['listener'].get('admin_state_up'),
default_pool_id=default_pool_id,
insert_headers=data['listener'].get('insert_headers'),
timeout_client_data=data['listener'].get('timeout_client_data'),
timeout_member_connect=data['listener'].get('timeout_member_connect'),
timeout_member_data=data['listener'].get('timeout_member_data'),
timeout_tcp_inspect=data['listener'].get('timeout_tcp_inspect'),
allowed_cidrs=data['listener'].get('allowed_cidrs'),
# Replace empty string by None (uses default tls cipher string)
tls_ciphers=data['listener'].get('tls_ciphers') or None,
)
if data.get('pool'):
args = (request, loadbalancer_id, update_pool)
thread.start_new_thread(poll_loadbalancer_status, args)
return _get_sdk_object_dict(listener)
def update_l7_policy(request, **kwargs):
"""Update a l7 policy.
"""
data = request.DATA
l7_policy_id = data['l7policy'].get('id')
conn = _get_sdk_connection(request)
l7_policy = conn.load_balancer.update_l7_policy(
action=data['l7policy']['action'],
admin_state_up=data['l7policy'].get('admin_state_up'),
description=data['l7policy'].get('description'),
l7_policy=l7_policy_id,
name=data['l7policy'].get('name'),
position=data['l7policy'].get('position'),
redirect_pool_id=data['l7policy'].get('redirect_pool_id'),
redirect_url=data['l7policy'].get('redirect_url'),
)
return _get_sdk_object_dict(l7_policy)
def update_l7_rule(request, **kwargs):
"""Update a l7 rule.
"""
data = request.DATA
l7_rule_id = data['l7rule'].get('id')
conn = _get_sdk_connection(request)
l7_rule = conn.load_balancer.update_l7_rule(
admin_state_up=data['l7rule'].get('admin_state_up'),
compare_type=data['l7rule']['compare_type'],
invert=data['l7rule'].get('invert'),
key=data['l7rule'].get('key'),
l7_policy=kwargs['l7_policy_id'],
l7rule=l7_rule_id,
type=data['l7rule']['type'],
rule_value=data['l7rule']['rule_value'],
)
return _get_sdk_object_dict(l7_rule)
def update_pool(request, **kwargs):
"""Update a pool.
"""
data = request.DATA
pool_id = data['pool'].get('id')
loadbalancer_id = data.get('loadbalancer_id')
conn = _get_sdk_connection(request)
pool = conn.load_balancer.update_pool(
pool=pool_id,
lb_algorithm=data['pool']['lb_algorithm'],
session_persistence=data['pool'].get('session_persistence'),
name=data['pool'].get('name'),
description=data['pool'].get('description'),
admin_state_up=data['pool'].get('admin_state_up'),
tls_enabled=data['pool'].get('tls_enabled'),
# Replace empty string by None (uses default tls cipher string)
tls_ciphers=data['pool'].get('tls_ciphers') or None,
)
# Assemble the lists of member id's to add and remove, if any exist
request_member_data = data.get('members', [])
existing_members = _sdk_object_to_list(conn.load_balancer.members(pool_id))
(members_to_add, members_to_delete) = get_members_to_add_remove(
request_member_data, existing_members)
if members_to_add or members_to_delete:
args = (request, loadbalancer_id, update_member_list)
kwargs = {'callback_kwargs': {'existing_members': existing_members,
'members_to_add': members_to_add,
'members_to_delete': members_to_delete,
'pool_id': pool_id}}
thread.start_new_thread(poll_loadbalancer_status, args, kwargs)
elif data.get('monitor'):
args = (request, loadbalancer_id, update_monitor)
thread.start_new_thread(poll_loadbalancer_status, args)
return _get_sdk_object_dict(pool)
def update_monitor(request, **kwargs):
"""Update a health monitor.
"""
data = request.DATA
monitor_id = data['monitor']['id']
conn = _get_sdk_connection(request)
healthmonitor = conn.load_balancer.update_health_monitor(
monitor_id,
delay=data['monitor'].get('delay'),
timeout=data['monitor'].get('timeout'),
max_retries=data['monitor'].get('max_retries'),
max_retries_down=data['monitor'].get('max_retries_down'),
http_method=data['monitor'].get('http_method'),
url_path=data['monitor'].get('url_path'),
expected_codes=data['monitor'].get('expected_codes'),
admin_state_up=data['monitor'].get('admin_state_up'),
name=data['monitor'].get('name')
)
return _get_sdk_object_dict(healthmonitor)
def update_flavor(request, **kwargs):
"""Update a flavor.
"""
data = request.DATA
flavor_id = data['flavor']['id']
conn = _get_sdk_connection(request)
flavor = conn.load_balancer.update_flavor(
flavor_id,
name=data['flavor'].get('name'),
description=data['flavor'].get('description'),
enabled=data['flavor'].get('enabled'),
)
return _get_sdk_object_dict(flavor)
def update_flavor_profile(request, **kwargs):
"""Update a flavor profile.
"""
data = request.DATA
flavor_profile_id = data['flavor_profile']['id']
conn = _get_sdk_connection(request)
flavor_profile = conn.load_balancer.update_flavor_profile(
flavor_profile_id,
name=data['flavor_profile'].get('name'),
provider_name=data['flavor_profile'].get('provider_name'),
flavor_data=data['flavor_profile'].get('flavor_data'),
)
return _get_sdk_object_dict(flavor_profile)
def update_member_list(request, **kwargs):
"""Update the list of members by adding or removing the necessary members.
"""
data = request.DATA
loadbalancer_id = data.get('loadbalancer_id')
pool_id = kwargs.get('pool_id')
existing_members = kwargs.get('existing_members')
members_to_add = kwargs.get('members_to_add')
members_to_delete = kwargs.get('members_to_delete')
if members_to_delete:
kwargs = {'existing_members': existing_members,
'members_to_add': members_to_add,
'members_to_delete': members_to_delete,
'pool_id': pool_id}
remove_member(request, **kwargs)
elif members_to_add:
kwargs = {'existing_members': existing_members,
'members_to_add': members_to_add,
'members_to_delete': members_to_delete,
'pool_id': pool_id}
add_member(request, **kwargs)
elif data.get('monitor'):
args = (request, loadbalancer_id, update_monitor)
thread.start_new_thread(poll_loadbalancer_status, args)
def get_members_to_add_remove(request_member_data, existing_members):
new_member_ids = [member['id'] for member in request_member_data]
existing_member_ids = [member['id'] for member in existing_members]
members_to_add = [member_id for member_id in new_member_ids
if member_id not in existing_member_ids]
members_to_delete = [member_id for member_id in existing_member_ids
if member_id not in new_member_ids]
return members_to_add, members_to_delete
def add_floating_ip_info(request, loadbalancers):
"""Add floating IP address info to each load balancer.
"""
floating_ips = neutron.tenant_floating_ip_list(request)
for lb in loadbalancers:
floating_ip = {}
associated_ip = next((fip for fip in floating_ips
if fip['port_id'] == lb['vip_port_id']), None)
if associated_ip is not None:
floating_ip['id'] = associated_ip['id']
floating_ip['ip'] = associated_ip['ip']
lb['floating_ip'] = floating_ip
def is_load_balancer_service_enabled(request):
return base.is_service_enabled(request, 'load-balancer')
@urls.register
class LoadBalancers(generic.View):
"""API for load balancers.
"""
url_regex = r'lbaas/loadbalancers/$'
@rest_utils.ajax()
def get(self, request):
"""List load balancers for current project.
The listing result is an object with property "items".
"""
conn = _get_sdk_connection(request)
lb_list = _sdk_object_to_list(conn.load_balancer.load_balancers(
project_id=request.user.project_id))
if request.GET.get('full') and neutron.floating_ip_supported(request):
add_floating_ip_info(request, lb_list)
return {'items': lb_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new load balancer.
Creates a new load balancer as well as other optional resources such as
a listener, pool, monitor, etc.
"""
return create_loadbalancer(request)
@urls.register
class LoadBalancer(generic.View):
"""API for retrieving, updating, and deleting a single load balancer.
"""
url_regex = r'lbaas/loadbalancers/(?P<loadbalancer_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, loadbalancer_id):
"""Get a specific load balancer.
http://localhost/api/lbaas/loadbalancers/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
loadbalancer = conn.load_balancer.find_load_balancer(loadbalancer_id)
loadbalancer_dict = _get_sdk_object_dict(loadbalancer)
if request.GET.get('full') and neutron.floating_ip_supported(request):
add_floating_ip_info(request, [loadbalancer_dict])
return loadbalancer_dict
@rest_utils.ajax()
def put(self, request, loadbalancer_id):
"""Edit a load balancer.
"""
kwargs = {'loadbalancer_id': loadbalancer_id}
update_loadbalancer(request, **kwargs)
@rest_utils.ajax()
def delete(self, request, loadbalancer_id):
"""Delete a specific load balancer.
http://localhost/api/lbaas/loadbalancers/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_load_balancer(loadbalancer_id,
ignore_missing=True,
cascade=True)
@urls.register
class Listeners(generic.View):
"""API for load balancer listeners.
"""
url_regex = r'lbaas/listeners/$'
@rest_utils.ajax()
def get(self, request):
"""List of listeners for the current project.
The listing result is an object with property "items".
"""
loadbalancer_id = request.GET.get('loadbalancerId')
conn = _get_sdk_connection(request)
listener_list = _sdk_object_to_list(conn.load_balancer.listeners(
project_id=request.user.project_id))
if loadbalancer_id:
listener_list = self._filter_listeners(listener_list,
loadbalancer_id)
return {'items': listener_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new listener.
Creates a new listener as well as other optional resources such as
a pool, members, and health monitor.
"""
kwargs = {'loadbalancer_id': request.DATA.get('loadbalancer_id')}
return create_listener(request, **kwargs)
def _filter_listeners(self, listener_list, loadbalancer_id):
filtered_listeners = []
for listener in listener_list:
if listener['load_balancers'][0]['id'] == loadbalancer_id:
filtered_listeners.append(listener)
return filtered_listeners
@urls.register
class Listener(generic.View):
"""API for retrieving, updating, and deleting a single listener.
"""
url_regex = r'lbaas/listeners/(?P<listener_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, listener_id):
"""Get a specific listener.
If the param 'includeChildResources' is passed in as a truthy value,
the details of all resources that exist under the listener will be
returned along with the listener details.
http://localhost/api/lbaas/listeners/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
listener = conn.load_balancer.find_listener(listener_id)
listener = _get_sdk_object_dict(listener)
if request.GET.get('includeChildResources'):
resources = {}
resources['listener'] = listener
if listener.get('default_pool_id'):
pool_id = listener['default_pool_id']
pool = conn.load_balancer.find_pool(pool_id)
pool = _get_sdk_object_dict(pool)
resources['pool'] = pool
if pool.get('members'):
member_list = _sdk_object_to_list(
conn.load_balancer.members(pool_id))
resources['members'] = member_list
if pool.get('health_monitor_id'):
monitor_id = pool['health_monitor_id']
monitor = conn.load_balancer.find_health_monitor(
monitor_id)
monitor = _get_sdk_object_dict(monitor)
resources['monitor'] = monitor
return resources
else:
return listener
@rest_utils.ajax()
def put(self, request, listener_id):
"""Edit a listener as well as any resources below it.
"""
kwargs = {'listener_id': listener_id}
update_listener(request, **kwargs)
@rest_utils.ajax()
def delete(self, request, listener_id):
"""Delete a specific listener.
http://localhost/api/lbaas/listeners/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_listener(listener_id, ignore_missing=True)
@urls.register
class L7Policies(generic.View):
"""API for load balancer l7 policies.
"""
url_regex = r'lbaas/l7policies/$'
@rest_utils.ajax()
def get(self, request):
"""List of l7 policies for the current project.
The listing result is an object with property "items".
"""
listener_id = request.GET.get('listenerId')
conn = _get_sdk_connection(request)
l7_policy_list = _sdk_object_to_list(conn.load_balancer.l7_policies(
listener_id=listener_id))
return {'items': l7_policy_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new l7 policy.
Creates a new l7 policy as well as other optional resources such as
l7 rules.
"""
kwargs = {'listener_id': request.DATA.get('parentResourceId')}
return create_l7_policy(request, **kwargs)
@urls.register
class L7Policy(generic.View):
"""API for retrieving a single l7 policy.
"""
url_regex = r'lbaas/l7policies/(?P<l7_policy_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, l7_policy_id):
"""Get a specific l7 policy.
If the param 'includeChildResources' is passed in as a truthy value,
the details of all resources that exist under the l7 policy will be
returned along with the l7 policy details.
http://localhost/api/lbaas/l7policies/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
l7_policy = conn.load_balancer.find_l7_policy(l7_policy_id)
l7_policy = _get_sdk_object_dict(l7_policy)
if request.GET.get('includeChildResources'):
resources = {}
if l7_policy.get('rules'):
l7_rules_list = _sdk_object_to_list(
conn.load_balancer.l7_rules(l7_policy_id))
l7_policy['rules'] = l7_rules_list
resources['l7policy'] = l7_policy
return resources
else:
return l7_policy
@rest_utils.ajax()
def put(self, request, l7_policy_id):
"""Edit a l7 policy as well as any resources below it.
"""
kwargs = {'l7_policy_id': l7_policy_id}
update_l7_policy(request, **kwargs)
@rest_utils.ajax()
def delete(self, request, l7_policy_id):
"""Delete a specific l7 policy.
http://localhost/api/lbaas/l7policies/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_l7_policy(l7_policy_id)
@urls.register
class L7Rules(generic.View):
"""API for load balancer l7 rules.
"""
url_regex = r'lbaas/l7policies/(?P<l7_policy_id>[^/]+)/l7rules/$'
@rest_utils.ajax()
def get(self, request, l7_policy_id):
"""List of l7 rules for the current project.
The listing result is an object with property "items".
"""
conn = _get_sdk_connection(request)
l7_rule_list = _sdk_object_to_list(conn.load_balancer.l7_rules(
l7_policy_id))
return {'items': l7_rule_list}
@rest_utils.ajax()
def post(self, request, l7_policy_id):
"""Create a new l7 rule.
Creates a new l7 rule as well as other optional resources such as
l7 rules.
"""
kwargs = {'l7_policy_id': l7_policy_id}
return create_l7_rule(request, **kwargs)
@urls.register
class L7Rule(generic.View):
"""API for retrieving a single l7 rule.
"""
url_regex = (
r'lbaas/l7policies/(?P<l7_policy_id>[^/]+)'
r'/l7rules/(?P<l7_rule_id>[^/]+)/$'
)
@rest_utils.ajax()
def get(self, request, l7_rule_id, l7_policy_id):
"""Get a specific l7 rule."""
conn = _get_sdk_connection(request)
l7_rule = conn.load_balancer.find_l7_rule(l7_rule_id, l7_policy_id)
return _get_sdk_object_dict(l7_rule)
@rest_utils.ajax()
def put(self, request, l7_rule_id, l7_policy_id):
"""Edit a specific l7 rule."""
kwargs = {'l7_rule_id': l7_rule_id, 'l7_policy_id': l7_policy_id}
update_l7_rule(request, **kwargs)
@rest_utils.ajax()
def delete(self, request, l7_rule_id, l7_policy_id):
"""Delete a specific l7 rule."""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_l7_rule(l7_rule_id, l7_policy_id)
@urls.register
class Pools(generic.View):
"""API for load balancer pools.
"""
url_regex = r'lbaas/pools/$'
@rest_utils.ajax()
def get(self, request):
"""List of pools for the current project.
The listing result is an object with property "items".
"""
loadbalancer_id = request.GET.get('loadbalancerId')
listener_id = request.GET.get('listenerId')
conn = _get_sdk_connection(request)
pool_list = _sdk_object_to_list(conn.load_balancer.pools(
project_id=request.user.project_id))
if loadbalancer_id or listener_id:
pool_list = self._filter_pools(pool_list,
loadbalancer_id,
listener_id)
return {'items': pool_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new pool.
Creates a new pool as well as other optional resources such as
members and health monitor.
"""
kwargs = {'loadbalancer_id': request.DATA.get('loadbalancer_id'),
'listener_id': request.DATA.get('parentResourceId')}
return create_pool(request, **kwargs)
def _filter_pools(self, pool_list, loadbalancer_id, listener_id):
filtered_pools = []
for pool in pool_list:
if loadbalancer_id:
if pool['loadbalancers'][0]['id'] == loadbalancer_id:
if listener_id:
if (pool['listeners'] and
pool['listeners'][0]['id'] == listener_id):
filtered_pools.append(pool)
else:
filtered_pools.append(pool)
elif (pool['listeners'] and
pool['listeners'][0]['id'] == listener_id):
filtered_pools.append(pool)
return filtered_pools
@urls.register
class Pool(generic.View):
"""API for retrieving a single pool.
"""
url_regex = r'lbaas/pools/(?P<pool_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, pool_id):
"""Get a specific pool.
If the param 'includeChildResources' is passed in as a truthy value,
the details of all resources that exist under the pool will be
returned along with the pool details.
http://localhost/api/lbaas/pools/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
pool = conn.load_balancer.find_pool(pool_id)
pool = _get_sdk_object_dict(pool)
if request.GET.get('includeChildResources'):
resources = {}
resources['pool'] = pool
if pool.get('members'):
member_list = _sdk_object_to_list(
conn.load_balancer.members(pool_id))
resources['members'] = member_list
if pool.get('health_monitor_id'):
monitor_id = pool['health_monitor_id']
monitor = conn.load_balancer.find_health_monitor(
monitor_id)
monitor = _get_sdk_object_dict(monitor)
resources['monitor'] = monitor
return resources
else:
return pool
@rest_utils.ajax()
def put(self, request, pool_id):
"""Edit a listener as well as any resources below it.
"""
kwargs = {'pool_id': pool_id}
update_pool(request, **kwargs)
@rest_utils.ajax()
def delete(self, request, pool_id):
"""Delete a specific pool.
http://localhost/api/lbaas/pools/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_pool(pool_id)
@urls.register
class Members(generic.View):
"""API for load balancer members.
"""
url_regex = r'lbaas/pools/(?P<pool_id>[^/]+)/members/$'
@rest_utils.ajax()
def get(self, request, pool_id):
"""List of members for the current project.
The listing result is an object with property "items".
"""
conn = _get_sdk_connection(request)
members_list = _sdk_object_to_list(conn.load_balancer.members(pool_id))
return {'items': members_list}
@rest_utils.ajax()
def put(self, request, pool_id):
"""Update the list of members for the current project.
"""
# Assemble the lists of member id's to add and remove, if any exist
request_member_data = request.DATA.get('members', [])
conn = _get_sdk_connection(request)
existing_members = _sdk_object_to_list(
conn.load_balancer.members(pool_id))
(members_to_add, members_to_delete) = get_members_to_add_remove(
request_member_data, existing_members)
if members_to_add or members_to_delete:
kwargs = {'existing_members': existing_members,
'members_to_add': members_to_add,
'members_to_delete': members_to_delete,
'pool_id': pool_id}
update_member_list(request, **kwargs)
@urls.register
class Member(generic.View):
"""API for retrieving a single member.
"""
url_regex = r'lbaas/pools/(?P<pool_id>[^/]+)' + \
'/members/(?P<member_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, member_id, pool_id):
"""Get a specific member belonging to a specific pool.
"""
conn = _get_sdk_connection(request)
member = conn.load_balancer.find_member(member_id, pool_id)
return _get_sdk_object_dict(member)
@rest_utils.ajax()
def delete(self, request, member_id, pool_id):
"""Delete a specific member belonging to a specific pool.
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_member(member_id, pool_id)
@rest_utils.ajax()
def put(self, request, member_id, pool_id):
"""Edit a pool member.
"""
data = request.DATA
conn = _get_sdk_connection(request)
monitor_address = data.get('monitor_address')
member = conn.load_balancer.update_member(
member_id, pool_id, weight=data.get('weight'),
monitor_address=monitor_address if monitor_address else None,
monitor_port=data.get('monitor_port'),
admin_state_up=data.get('admin_state_up'),
backup=data.get('backup', False),
name=data.get('name'),
)
return _get_sdk_object_dict(member)
@urls.register
class HealthMonitors(generic.View):
"""API for load balancer pool health monitors.
"""
url_regex = r'lbaas/healthmonitors/$'
@rest_utils.ajax()
def get(self, request):
"""List of health monitors for the current project.
The listing result is an object with property "items".
"""
pool_id = request.GET.get('poolId')
conn = _get_sdk_connection(request)
health_monitor_list = _sdk_object_to_list(
conn.load_balancer.health_monitors(
project_id=request.user.project_id
)
)
if pool_id:
health_monitor_list = self._filter_health_monitors(
health_monitor_list,
pool_id)
return {'items': health_monitor_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new health monitor.
"""
kwargs = {'loadbalancer_id': request.DATA.get('loadbalancer_id'),
'pool_id': request.DATA.get('parentResourceId')}
return create_health_monitor(request, **kwargs)
def _filter_health_monitors(self, health_monitor_list, pool_id):
filtered_health_monitors = []
for health_monitor in health_monitor_list:
if health_monitor['pools'][0]['id'] == pool_id:
filtered_health_monitors.append(health_monitor)
return filtered_health_monitors
@urls.register
class HealthMonitor(generic.View):
"""API for retrieving a single health monitor.
"""
url_regex = r'lbaas/healthmonitors/(?P<health_monitor_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, health_monitor_id):
"""Get a specific health monitor.
"""
conn = _get_sdk_connection(request)
health_mon = conn.load_balancer.find_health_monitor(health_monitor_id)
return _get_sdk_object_dict(health_mon)
@rest_utils.ajax()
def delete(self, request, health_monitor_id):
"""Delete a specific health monitor.
http://localhost/api/lbaas/healthmonitors/cc758c90-3d98-4ea1-af44-aab405c9c915
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_health_monitor(health_monitor_id,
ignore_missing=True)
@rest_utils.ajax()
def put(self, request, health_monitor_id):
"""Edit a health monitor.
"""
update_monitor(request)
@urls.register
class Flavors(generic.View):
"""API for load balancer flavors.
"""
url_regex = r'lbaas/flavors/$'
@rest_utils.ajax()
def get(self, request):
"""List of flavors for the current project.
The listing result is an object with property "items".
"""
conn = _get_sdk_connection(request)
flavor_list = _sdk_object_to_list(
conn.load_balancer.flavors()
)
return {'items': flavor_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new flavor.
"""
kwargs = {
'flavor': request.DATA.get('flavor')
}
return create_flavor(request, **kwargs)
@urls.register
class Flavor(generic.View):
"""API for retrieving a single flavor.
"""
url_regex = r'lbaas/flavors/(?P<flavor_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, flavor_id):
"""Get a specific flavor.
"""
conn = _get_sdk_connection(request)
flavor = conn.load_balancer.find_flavor(flavor_id)
return _get_sdk_object_dict(flavor)
@rest_utils.ajax()
def delete(self, request, flavor_id):
"""Delete a specific flavor.
http://localhost/api/lbaas/flavors/3971d368-ca9b-4770-929a-3adca5bf89eb
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_flavor(flavor_id,
ignore_missing=True)
@rest_utils.ajax()
def put(self, request, flavor_id):
"""Edit a flavor.
"""
update_flavor(request)
@urls.register
class FlavorProfiles(generic.View):
"""API for load balancer flavor profiles.
"""
url_regex = r'lbaas/flavorprofiles/$'
@rest_utils.ajax()
def get(self, request):
"""List of flavor profiles for the current project.
The listing result is an object with property "items".
"""
conn = _get_sdk_connection(request)
flavor_profile_list = _sdk_object_to_list(
conn.load_balancer.flavor_profiles()
)
return {'items': flavor_profile_list}
@rest_utils.ajax()
def post(self, request):
"""Create a new flavor_profile.
"""
kwargs = {
'flavor_profile': request.DATA.get('flavor_profile')
}
return create_flavor_profile(request, **kwargs)
@urls.register
class FlavorProfile(generic.View):
"""API for retrieving a single flavor profile.
"""
url_regex = r'lbaas/flavorprofiles/(?P<flavor_profile_id>[^/]+)/$'
@rest_utils.ajax()
def get(self, request, flavor_profile_id):
"""Get a specific flavor profile.
"""
conn = _get_sdk_connection(request)
flavor_profile = conn.load_balancer.find_flavor_profile(
flavor_profile_id)
return _get_sdk_object_dict(flavor_profile)
@rest_utils.ajax()
def delete(self, request, flavor_profile_id):
"""Delete a specific flavor profile.
http://localhost/api/lbaas/flavorprofiles/e8150eab-aefa-42cc-867e-3fb336da52bd
"""
conn = _get_sdk_connection(request)
conn.load_balancer.delete_flavor_profile(flavor_profile_id,
ignore_missing=True)
@rest_utils.ajax()
def put(self, request, flavor_profile_id):
"""Edit a flavor profile.
"""
update_flavor_profile(request)
@urls.register
class AvailabilityZones(generic.View):
"""API for load balancer availability zones.
"""
url_regex = r'lbaas/availabilityzones/$'
@rest_utils.ajax()
def get(self, request):
"""List of availability zones for the current project.
The listing result is an object with property "items".
"""
conn = _get_sdk_connection(request)
availability_zone_list = _sdk_object_to_list(
conn.load_balancer.availability_zones()
)
return {'items': availability_zone_list}