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#
# 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.
from heat.common.i18n import _
from heat.engine import attributes
from heat.engine import constraints
from heat.engine import properties
from heat.engine.resources.openstack.neutron import neutron
from heat.engine import support
class Firewall(neutron.NeutronResource):
"""
A resource for the Firewall resource in Neutron FWaaS.
"""
PROPERTIES = (
NAME, DESCRIPTION, ADMIN_STATE_UP, FIREWALL_POLICY_ID,
VALUE_SPECS, SHARED,
) = (
'name', 'description', 'admin_state_up', 'firewall_policy_id',
'value_specs', 'shared',
)
ATTRIBUTES = (
NAME_ATTR, DESCRIPTION_ATTR, ADMIN_STATE_UP_ATTR,
FIREWALL_POLICY_ID_ATTR, SHARED_ATTR, STATUS, TENANT_ID,
) = (
'name', 'description', 'admin_state_up',
'firewall_policy_id', 'shared', 'status', 'tenant_id',
)
properties_schema = {
NAME: properties.Schema(
properties.Schema.STRING,
_('Name for the firewall.'),
update_allowed=True
),
DESCRIPTION: properties.Schema(
properties.Schema.STRING,
_('Description for the firewall.'),
update_allowed=True
),
ADMIN_STATE_UP: properties.Schema(
properties.Schema.BOOLEAN,
_('Administrative state of the firewall. If false (down), '
'firewall does not forward packets and will drop all '
'traffic to/from VMs behind the firewall.'),
default=True,
update_allowed=True
),
FIREWALL_POLICY_ID: properties.Schema(
properties.Schema.STRING,
_('The ID of the firewall policy that this firewall is '
'associated with.'),
required=True,
update_allowed=True
),
VALUE_SPECS: properties.Schema(
properties.Schema.MAP,
_('Extra parameters to include in the "firewall" object in the '
'creation request. Parameters are often specific to installed '
'hardware or extensions.'),
support_status=support.SupportStatus(version='5.0.0'),
default={}
),
SHARED: properties.Schema(
properties.Schema.BOOLEAN,
_('Whether this firewall should be shared across all tenants. '
'NOTE: The default policy setting in Neutron restricts usage '
'of this property to administrative users only.'),
default=False,
update_allowed=True,
support_status=support.SupportStatus(version='2015.1'),
),
}
attributes_schema = {
NAME_ATTR: attributes.Schema(
_('Name for the firewall.'),
type=attributes.Schema.STRING
),
DESCRIPTION_ATTR: attributes.Schema(
_('Description of the firewall.'),
type=attributes.Schema.STRING
),
ADMIN_STATE_UP_ATTR: attributes.Schema(
_('The administrative state of the firewall.'),
type=attributes.Schema.STRING
),
FIREWALL_POLICY_ID_ATTR: attributes.Schema(
_('Unique identifier of the firewall policy used to create '
'the firewall.'),
type=attributes.Schema.STRING
),
SHARED_ATTR: attributes.Schema(
_('Shared status of this firewall.'),
type=attributes.Schema.STRING
),
STATUS: attributes.Schema(
_('The status of the firewall.'),
type=attributes.Schema.STRING
),
TENANT_ID: attributes.Schema(
_('Id of the tenant owning the firewall.'),
type=attributes.Schema.STRING
),
}
def _show_resource(self):
return self.client().show_firewall(self.resource_id)['firewall']
def handle_create(self):
props = self.prepare_properties(
self.properties,
self.physical_resource_name())
firewall = self.client().create_firewall({'firewall': props})[
'firewall']
self.resource_id_set(firewall['id'])
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
if prop_diff:
self.client().update_firewall(
self.resource_id, {'firewall': prop_diff})
def handle_delete(self):
try:
self.client().delete_firewall(self.resource_id)
except Exception as ex:
self.client_plugin().ignore_not_found(ex)
else:
return True
class FirewallPolicy(neutron.NeutronResource):
"""
A resource for the FirewallPolicy resource in Neutron FWaaS.
"""
PROPERTIES = (
NAME, DESCRIPTION, SHARED, AUDITED, FIREWALL_RULES,
) = (
'name', 'description', 'shared', 'audited', 'firewall_rules',
)
ATTRIBUTES = (
NAME_ATTR, DESCRIPTION_ATTR, FIREWALL_RULES_ATTR, SHARED_ATTR,
AUDITED_ATTR, TENANT_ID,
) = (
'name', 'description', 'firewall_rules', 'shared',
'audited', 'tenant_id',
)
properties_schema = {
NAME: properties.Schema(
properties.Schema.STRING,
_('Name for the firewall policy.'),
update_allowed=True
),
DESCRIPTION: properties.Schema(
properties.Schema.STRING,
_('Description for the firewall policy.'),
update_allowed=True
),
SHARED: properties.Schema(
properties.Schema.BOOLEAN,
_('Whether this policy should be shared across all tenants.'),
default=False,
update_allowed=True
),
AUDITED: properties.Schema(
properties.Schema.BOOLEAN,
_('Whether this policy should be audited. When set to True, '
'each time the firewall policy or the associated firewall '
'rules are changed, this attribute will be set to False and '
'will have to be explicitly set to True through an update '
'operation.'),
default=False,
update_allowed=True
),
FIREWALL_RULES: properties.Schema(
properties.Schema.LIST,
_('An ordered list of firewall rules to apply to the firewall.'),
required=True,
update_allowed=True
),
}
attributes_schema = {
NAME_ATTR: attributes.Schema(
_('Name for the firewall policy.'),
type=attributes.Schema.STRING
),
DESCRIPTION_ATTR: attributes.Schema(
_('Description of the firewall policy.'),
type=attributes.Schema.STRING
),
FIREWALL_RULES_ATTR: attributes.Schema(
_('List of firewall rules in this firewall policy.'),
type=attributes.Schema.LIST
),
SHARED_ATTR: attributes.Schema(
_('Shared status of this firewall policy.'),
type=attributes.Schema.STRING
),
AUDITED_ATTR: attributes.Schema(
_('Audit status of this firewall policy.'),
type=attributes.Schema.STRING
),
TENANT_ID: attributes.Schema(
_('Id of the tenant owning the firewall policy.'),
type=attributes.Schema.STRING
),
}
def _show_resource(self):
return self.client().show_firewall_policy(self.resource_id)[
'firewall_policy']
def handle_create(self):
props = self.prepare_properties(
self.properties,
self.physical_resource_name())
firewall_policy = self.client().create_firewall_policy(
{'firewall_policy': props})['firewall_policy']
self.resource_id_set(firewall_policy['id'])
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
if prop_diff:
self.client().update_firewall_policy(
self.resource_id, {'firewall_policy': prop_diff})
def handle_delete(self):
try:
self.client().delete_firewall_policy(self.resource_id)
except Exception as ex:
self.client_plugin().ignore_not_found(ex)
else:
return True
class FirewallRule(neutron.NeutronResource):
"""
A resource for the FirewallRule resource in Neutron FWaaS.
"""
PROPERTIES = (
NAME, DESCRIPTION, SHARED, PROTOCOL, IP_VERSION,
SOURCE_IP_ADDRESS, DESTINATION_IP_ADDRESS, SOURCE_PORT,
DESTINATION_PORT, ACTION, ENABLED,
) = (
'name', 'description', 'shared', 'protocol', 'ip_version',
'source_ip_address', 'destination_ip_address', 'source_port',
'destination_port', 'action', 'enabled',
)
ATTRIBUTES = (
NAME_ATTR, DESCRIPTION_ATTR, FIREWALL_POLICY_ID, SHARED_ATTR,
PROTOCOL_ATTR, IP_VERSION_ATTR, SOURCE_IP_ADDRESS_ATTR,
DESTINATION_IP_ADDRESS_ATTR, SOURCE_PORT_ATTR, DESTINATION_PORT_ATTR,
ACTION_ATTR, ENABLED_ATTR, POSITION, TENANT_ID,
) = (
'name', 'description', 'firewall_policy_id', 'shared',
'protocol', 'ip_version', 'source_ip_address',
'destination_ip_address', 'source_port', 'destination_port',
'action', 'enabled', 'position', 'tenant_id',
)
properties_schema = {
NAME: properties.Schema(
properties.Schema.STRING,
_('Name for the firewall rule.'),
update_allowed=True
),
DESCRIPTION: properties.Schema(
properties.Schema.STRING,
_('Description for the firewall rule.'),
update_allowed=True
),
SHARED: properties.Schema(
properties.Schema.BOOLEAN,
_('Whether this rule should be shared across all tenants.'),
default=False,
update_allowed=True
),
PROTOCOL: properties.Schema(
properties.Schema.STRING,
_('Protocol for the firewall rule.'),
constraints=[
constraints.AllowedValues(['tcp', 'udp', 'icmp', 'any']),
],
default='any',
update_allowed=True,
),
IP_VERSION: properties.Schema(
properties.Schema.STRING,
_('Internet protocol version.'),
default='4',
constraints=[
constraints.AllowedValues(['4', '6']),
],
update_allowed=True
),
SOURCE_IP_ADDRESS: properties.Schema(
properties.Schema.STRING,
_('Source IP address or CIDR.'),
update_allowed=True,
constraints=[
constraints.CustomConstraint('net_cidr')
]
),
DESTINATION_IP_ADDRESS: properties.Schema(
properties.Schema.STRING,
_('Destination IP address or CIDR.'),
update_allowed=True,
constraints=[
constraints.CustomConstraint('net_cidr')
]
),
SOURCE_PORT: properties.Schema(
properties.Schema.STRING,
_('Source port number or a range.'),
update_allowed=True
),
DESTINATION_PORT: properties.Schema(
properties.Schema.STRING,
_('Destination port number or a range.'),
update_allowed=True
),
ACTION: properties.Schema(
properties.Schema.STRING,
_('Action to be performed on the traffic matching the rule.'),
default='deny',
constraints=[
constraints.AllowedValues(['allow', 'deny']),
],
update_allowed=True
),
ENABLED: properties.Schema(
properties.Schema.BOOLEAN,
_('Whether this rule should be enabled.'),
default=True,
update_allowed=True
),
}
attributes_schema = {
NAME_ATTR: attributes.Schema(
_('Name for the firewall rule.'),
type=attributes.Schema.STRING
),
DESCRIPTION_ATTR: attributes.Schema(
_('Description of the firewall rule.'),
type=attributes.Schema.STRING
),
FIREWALL_POLICY_ID: attributes.Schema(
_('Unique identifier of the firewall policy to which this '
'firewall rule belongs.'),
type=attributes.Schema.STRING
),
SHARED_ATTR: attributes.Schema(
_('Shared status of this firewall rule.'),
type=attributes.Schema.STRING
),
PROTOCOL_ATTR: attributes.Schema(
_('Protocol value for this firewall rule.'),
type=attributes.Schema.STRING
),
IP_VERSION_ATTR: attributes.Schema(
_('Ip_version for this firewall rule.'),
type=attributes.Schema.STRING
),
SOURCE_IP_ADDRESS_ATTR: attributes.Schema(
_('Source ip_address for this firewall rule.'),
type=attributes.Schema.STRING
),
DESTINATION_IP_ADDRESS_ATTR: attributes.Schema(
_('Destination ip_address for this firewall rule.'),
type=attributes.Schema.STRING
),
SOURCE_PORT_ATTR: attributes.Schema(
_('Source port range for this firewall rule.'),
type=attributes.Schema.STRING
),
DESTINATION_PORT_ATTR: attributes.Schema(
_('Destination port range for this firewall rule.'),
type=attributes.Schema.STRING
),
ACTION_ATTR: attributes.Schema(
_('Allow or deny action for this firewall rule.'),
type=attributes.Schema.STRING
),
ENABLED_ATTR: attributes.Schema(
_('Indicates whether this firewall rule is enabled or not.'),
type=attributes.Schema.STRING
),
POSITION: attributes.Schema(
_('Position of the rule within the firewall policy.'),
type=attributes.Schema.STRING
),
TENANT_ID: attributes.Schema(
_('Id of the tenant owning the firewall.'),
type=attributes.Schema.STRING
),
}
def _show_resource(self):
return self.client().show_firewall_rule(
self.resource_id)['firewall_rule']
def handle_create(self):
props = self.prepare_properties(
self.properties,
self.physical_resource_name())
if props.get(self.PROTOCOL) == 'any':
props[self.PROTOCOL] = None
firewall_rule = self.client().create_firewall_rule(
{'firewall_rule': props})['firewall_rule']
self.resource_id_set(firewall_rule['id'])
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
if prop_diff:
if prop_diff.get(self.PROTOCOL) == 'any':
prop_diff[self.PROTOCOL] = None
self.client().update_firewall_rule(
self.resource_id, {'firewall_rule': prop_diff})
def handle_delete(self):
try:
self.client().delete_firewall_rule(self.resource_id)
except Exception as ex:
self.client_plugin().ignore_not_found(ex)
else:
return True
def resource_mapping():
return {
'OS::Neutron::Firewall': Firewall,
'OS::Neutron::FirewallPolicy': FirewallPolicy,
'OS::Neutron::FirewallRule': FirewallRule,
}
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