70fd84b263
This commit applies the Black format to the `dcorch` files to ensure that it adheres to the Black code style guidelines. Test Plan: PASS: Success in stx-distcloud-tox-black Story: 2011149 Task: 50445 Change-Id: I0f6298293e6a86237723b53164abe892fb54dab0 Signed-off-by: Hugo Brito <hugo.brito@windriver.com>
134 lines
5.0 KiB
Python
134 lines
5.0 KiB
Python
# Copyright (c) 2024 Wind River Systems, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from collections import defaultdict
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from neutronclient.neutron import client
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from oslo_log import log
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from dcorch.common import exceptions
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from dcorch.drivers import base
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LOG = log.getLogger(__name__)
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API_VERSION = "2.0"
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class NeutronClient(base.DriverBase):
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"""Neutron V2 driver."""
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def __init__(self, region, disabled_quotas, session, endpoint_type):
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try:
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self.neutron = client.Client(
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API_VERSION,
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session=session,
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region_name=region,
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endpoint_type=endpoint_type,
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)
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self.extension_list = self.neutron.list_extensions()
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self.disabled_quotas = disabled_quotas
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self.no_network = True if "floatingip" in self.disabled_quotas else False
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self.is_sec_group_enabled = self.is_extension_supported("security-group")
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except exceptions.ServiceUnavailable:
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raise
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def get_resource_usages(self, project_id):
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"""Calcualte resources usage and return the dict
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:param: project_id
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:return: resource usage dict
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"""
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if not self.no_network:
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try:
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usages = defaultdict(dict)
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limits = self.neutron.show_quota_details(project_id)
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limits = limits["quota"]
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for resource in limits:
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# NOTE: May be able to remove "reserved" if
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# neutron will never set it. Need to check.
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usages[resource] = (
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limits[resource]["used"] + limits[resource]["reserved"]
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)
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return usages
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except exceptions.InternalError:
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raise
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except AttributeError:
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# Dealing with neutronclient without show_quota_details(),
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# fall back to older code.
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try:
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usages = defaultdict(dict)
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opts = {"tenant_id": project_id}
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networks = self.neutron.list_networks(**opts)["networks"]
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subnets = self.neutron.list_subnets(**opts)["subnets"]
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ports = self.neutron.list_ports(**opts)["ports"]
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routers = self.neutron.list_routers(**opts)["routers"]
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floatingips = self.neutron.list_floatingips(**opts)["floatingips"]
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usages["network"] = len(networks)
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usages["subnet"] = len(subnets)
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usages["port"] = len(ports)
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usages["router"] = len(routers)
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usages["floatingip"] = len(floatingips)
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if self.is_sec_group_enabled:
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security_group_rules = self.neutron.list_security_group_rules(
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**opts
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)["security_group_rules"]
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security_groups = self.neutron.list_security_groups(**opts)[
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"security_groups"
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]
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usages["security_group_rule"] = len(security_group_rules)
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usages["security_group"] = len(security_groups)
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return usages
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except exceptions.InternalError:
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raise
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def get_quota_limits(self, project_id):
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"""Get the limits
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TODO: support the rest of the limits
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"""
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try:
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resource_limit = {}
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if not self.no_network:
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limits = self.neutron.show_quota(project_id)
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resource_limit = limits["quota"]
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return resource_limit
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except exceptions.InternalError:
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raise
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def update_quota_limits(self, project_id, new_quota):
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"""Update the limits"""
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try:
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if not self.no_network:
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return self.neutron.update_quota(project_id, {"quota": new_quota})
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except exceptions.InternalError:
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raise
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def delete_quota_limits(self, project_id):
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"""Delete/Reset the limits"""
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try:
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if not self.no_network:
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return self.neutron.delete_quota(project_id)
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except exceptions.InternalError:
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raise
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def is_extension_supported(self, extension):
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for current_extension in self.extension_list["extensions"]:
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if extension in current_extension["alias"]:
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return True
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return False
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