308 lines
10 KiB
Python
308 lines
10 KiB
Python
# Copyright 2013, Big Switch Networks, Inc.
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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 __future__ import absolute_import
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from django.utils.datastructures import SortedDict
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from horizon.utils import memoized
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from openstack_dashboard.api import neutron
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neutronclient = neutron.neutronclient
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class Rule(neutron.NeutronAPIDictWrapper):
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"""Wrapper for neutron firewall rule."""
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def get_dict(self):
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rule_dict = self._apidict
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rule_dict['rule_id'] = rule_dict['id']
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return rule_dict
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class Policy(neutron.NeutronAPIDictWrapper):
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"""Wrapper for neutron firewall policy."""
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def get_dict(self):
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policy_dict = self._apidict
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policy_dict['policy_id'] = policy_dict['id']
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return policy_dict
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class Firewall(neutron.NeutronAPIDictWrapper):
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"""Wrapper for neutron firewall."""
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def __init__(self, apiresource):
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apiresource['admin_state'] = \
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'UP' if apiresource['admin_state_up'] else 'DOWN'
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super(Firewall, self).__init__(apiresource)
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def get_dict(self):
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firewall_dict = self._apidict
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firewall_dict['firewall_id'] = firewall_dict['id']
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return firewall_dict
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def rule_create(request, **kwargs):
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"""Create a firewall rule
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:param request: request context
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:param name: name for rule
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:param description: description for rule
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:param protocol: protocol for rule
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:param action: action for rule
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:param source_ip_address: source IP address or subnet
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:param source_port: integer in [1, 65535] or range in a:b
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:param destination_ip_address: destination IP address or subnet
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:param destination_port: integer in [1, 65535] or range in a:b
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:param shared: boolean (default false)
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:param enabled: boolean (default true)
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:return: Rule object
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"""
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body = {'firewall_rule': kwargs}
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rule = neutronclient(request).create_firewall_rule(
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body).get('firewall_rule')
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return Rule(rule)
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def rule_list(request, **kwargs):
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return _rule_list(request, expand_policy=True, **kwargs)
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def rule_list_for_tenant(request, tenant_id, **kwargs):
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"""Return a rule list available for the tenant.
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The list contains rules owned by the tenant and shared rules.
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This is required because Neutron returns all resources including
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all tenants if a user has admin role.
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"""
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rules = rule_list(request, tenant_id=tenant_id, shared=False, **kwargs)
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shared_rules = rule_list(request, shared=True, **kwargs)
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return rules + shared_rules
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def _rule_list(request, expand_policy, **kwargs):
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rules = neutronclient(request).list_firewall_rules(
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**kwargs).get('firewall_rules')
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if expand_policy and rules:
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policies = _policy_list(request, expand_rule=False)
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policy_dict = SortedDict((p.id, p) for p in policies)
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for rule in rules:
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rule['policy'] = policy_dict.get(rule['firewall_policy_id'])
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return [Rule(r) for r in rules]
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def rule_get(request, rule_id):
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return _rule_get(request, rule_id, expand_policy=True)
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def _rule_get(request, rule_id, expand_policy):
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rule = neutronclient(request).show_firewall_rule(
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rule_id).get('firewall_rule')
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if expand_policy:
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if rule['firewall_policy_id']:
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rule['policy'] = _policy_get(request, rule['firewall_policy_id'],
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expand_rule=False)
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else:
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rule['policy'] = None
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return Rule(rule)
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def rule_delete(request, rule_id):
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neutronclient(request).delete_firewall_rule(rule_id)
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def rule_update(request, rule_id, **kwargs):
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body = {'firewall_rule': kwargs}
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rule = neutronclient(request).update_firewall_rule(
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rule_id, body).get('firewall_rule')
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return Rule(rule)
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def policy_create(request, **kwargs):
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"""Create a firewall policy
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:param request: request context
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:param name: name for policy
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:param description: description for policy
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:param firewall_rules: ordered list of rules in policy
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:param shared: boolean (default false)
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:param audited: boolean (default false)
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:return: Policy object
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"""
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body = {'firewall_policy': kwargs}
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policy = neutronclient(request).create_firewall_policy(
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body).get('firewall_policy')
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return Policy(policy)
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def policy_list(request, **kwargs):
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return _policy_list(request, expand_rule=True, **kwargs)
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def policy_list_for_tenant(request, tenant_id, **kwargs):
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"""Return a policy list available for the tenant.
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The list contains policies owned by the tenant and shared policies.
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This is required because Neutron returns all resources including
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all tenants if a user has admin role.
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"""
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policies = policy_list(request, tenant_id=tenant_id,
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shared=False, **kwargs)
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shared_policies = policy_list(request, shared=True, **kwargs)
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return policies + shared_policies
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def _policy_list(request, expand_rule, **kwargs):
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policies = neutronclient(request).list_firewall_policies(
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**kwargs).get('firewall_policies')
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if expand_rule and policies:
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rules = _rule_list(request, expand_policy=False)
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rule_dict = SortedDict((rule.id, rule) for rule in rules)
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for p in policies:
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p['rules'] = [rule_dict.get(rule) for rule in p['firewall_rules']]
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return [Policy(p) for p in policies]
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def policy_get(request, policy_id):
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return _policy_get(request, policy_id, expand_rule=True)
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def _policy_get(request, policy_id, expand_rule):
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policy = neutronclient(request).show_firewall_policy(
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policy_id).get('firewall_policy')
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if expand_rule:
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policy_rules = policy['firewall_rules']
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if policy_rules:
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rules = _rule_list(request, expand_policy=False,
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firewall_policy_id=policy_id)
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rule_dict = SortedDict((rule.id, rule) for rule in rules)
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policy['rules'] = [rule_dict.get(rule) for rule in policy_rules]
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else:
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policy['rules'] = []
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return Policy(policy)
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def policy_delete(request, policy_id):
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neutronclient(request).delete_firewall_policy(policy_id)
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def policy_update(request, policy_id, **kwargs):
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body = {'firewall_policy': kwargs}
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policy = neutronclient(request).update_firewall_policy(
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policy_id, body).get('firewall_policy')
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return Policy(policy)
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def policy_insert_rule(request, policy_id, **kwargs):
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policy = neutronclient(request).firewall_policy_insert_rule(
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policy_id, kwargs)
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return Policy(policy)
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def policy_remove_rule(request, policy_id, **kwargs):
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policy = neutronclient(request).firewall_policy_remove_rule(
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policy_id, kwargs)
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return Policy(policy)
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def firewall_create(request, **kwargs):
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"""Create a firewall for specified policy
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:param request: request context
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:param name: name for firewall
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:param description: description for firewall
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:param firewall_policy_id: policy id used by firewall
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:param shared: boolean (default false)
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:param admin_state_up: boolean (default true)
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:return: Firewall object
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"""
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body = {'firewall': kwargs}
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firewall = neutronclient(request).create_firewall(body).get('firewall')
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return Firewall(firewall)
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def firewall_list(request, **kwargs):
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return _firewall_list(request, expand_policy=True, **kwargs)
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def firewall_list_for_tenant(request, tenant_id, **kwargs):
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"""Return a firewall list available for the tenant.
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The list contains firewalls owned by the tenant and shared firewalls.
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This is required because Neutron returns all resources including
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all tenants if a user has admin role.
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"""
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# NOTE(amotoki): At now 'shared' attribute is not visible in Neutron
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# and there is no way to query shared firewalls explicitly.
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# Thus this method returns the same as when tenant_id is specified,
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# but I would like to have this method for symmetry to firewall
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# rules and policies to avoid unnecessary confusion.
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return firewall_list(request, tenant_id=tenant_id, **kwargs)
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def _firewall_list(request, expand_policy, **kwargs):
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firewalls = neutronclient(request).list_firewalls(
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**kwargs).get('firewalls')
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if expand_policy and firewalls:
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policies = _policy_list(request, expand_rule=False)
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policy_dict = SortedDict((p.id, p) for p in policies)
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for fw in firewalls:
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fw['policy'] = policy_dict.get(fw['firewall_policy_id'])
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return [Firewall(f) for f in firewalls]
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def firewall_get(request, firewall_id):
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return _firewall_get(request, firewall_id, expand_policy=True)
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def _firewall_get(request, firewall_id, expand_policy):
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firewall = neutronclient(request).show_firewall(
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firewall_id).get('firewall')
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if expand_policy:
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policy_id = firewall['firewall_policy_id']
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if policy_id:
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firewall['policy'] = _policy_get(request, policy_id,
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expand_rule=False)
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else:
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firewall['policy'] = None
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return Firewall(firewall)
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def firewall_delete(request, firewall_id):
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neutronclient(request).delete_firewall(firewall_id)
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def firewall_update(request, firewall_id, **kwargs):
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body = {'firewall': kwargs}
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firewall = neutronclient(request).update_firewall(
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firewall_id, body).get('firewall')
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return Firewall(firewall)
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@memoized.memoized
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def firewall_unassociated_routers_list(request, tenant_id):
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all_routers = neutron.router_list(request, tenant_id=tenant_id)
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tenant_firewalls = firewall_list_for_tenant(request, tenant_id=tenant_id)
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firewall_router_ids = [rid
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for fw in tenant_firewalls
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for rid in getattr(fw, 'router_ids', [])]
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available_routers = [r for r in all_routers
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if r.id not in firewall_router_ids]
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available_routers = sorted(available_routers,
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key=lambda router: router.name_or_id)
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return available_routers
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