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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 oslo_config import cfg
import tenacity
from zunclient import client as zun_client
from zunclient import exceptions as zc_exc
from heat.engine.clients import client_plugin
CLIENT_NAME = 'zun'
class ZunClientPlugin(client_plugin.ClientPlugin):
service_types = [CONTAINER] = ['container']
default_version = '1.12'
supported_versions = [
V1_12, V1_18, V1_36,
] = [
'1.12', '1.18', '1.36',
]
def _create(self, version=None):
if not version:
version = self.default_version
interface = self._get_client_option(CLIENT_NAME, 'endpoint_type')
args = {
'interface': interface,
'service_type': self.CONTAINER,
'session': self.context.keystone_session,
'region_name': self._get_region_name()
}
client = zun_client.Client(version, **args)
return client
def update_container(self, container_id, **prop_diff):
if prop_diff:
self.client(version=self.V1_18).containers.update(
container_id, **prop_diff)
def network_detach(self, container_id, port_id):
with self.ignore_not_found:
self.client(version=self.V1_18).containers.network_detach(
container_id, port=port_id)
return True
def network_attach(self, container_id, port_id=None, net_id=None, fip=None,
security_groups=None):
with self.ignore_not_found:
kwargs = {}
if port_id:
kwargs['port'] = port_id
if net_id:
kwargs['network'] = net_id
if fip:
kwargs['fixed_ip'] = fip
self.client(version=self.V1_18).containers.network_attach(
container_id, **kwargs)
return True
@tenacity.retry(
stop=tenacity.stop_after_attempt(
cfg.CONF.max_interface_check_attempts),
wait=tenacity.wait_exponential(multiplier=0.5, max=12.0),
retry=tenacity.retry_if_result(client_plugin.retry_if_result_is_false))
def check_network_detach(self, container_id, port_id):
with self.ignore_not_found:
interfaces = self.client(
version=self.V1_18).containers.network_list(container_id)
for iface in interfaces:
if iface.port_id == port_id:
return False
return True
@tenacity.retry(
stop=tenacity.stop_after_attempt(
cfg.CONF.max_interface_check_attempts),
wait=tenacity.wait_exponential(multiplier=0.5, max=12.0),
retry=tenacity.retry_if_result(client_plugin.retry_if_result_is_false))
def check_network_attach(self, container_id, port_id):
if not port_id:
return True
interfaces = self.client(version=self.V1_18).containers.network_list(
container_id)
for iface in interfaces:
if iface.port_id == port_id:
return True
return False
def is_not_found(self, ex):
return isinstance(ex, zc_exc.NotFound)
def is_over_limit(self, ex):
return isinstance(ex, zc_exc.RequestEntityTooLarge)
def is_conflict(self, ex):
return isinstance(ex, zc_exc.Conflict)
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