Container Infrastructure Management Service for OpenStack
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magnum/magnum/drivers/heat/swarm_fedora_template_def.py

163 lines
7.2 KiB

# Copyright 2016 Rackspace Inc. All rights reserved.
#
# 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 magnum.drivers.heat import template_def
from oslo_config import cfg
CONF = cfg.CONF
DOCKER_PORT = '2376'
class SwarmApiAddressOutputMapping(template_def.OutputMapping):
def set_output(self, stack, cluster_template, cluster):
if self.cluster_attr is None:
return
output_value = self.get_output_value(stack)
if output_value is not None:
# Note(rocha): protocol should always be tcp as the docker
# command client does not handle https (see bug #1604812).
params = {
'protocol': 'tcp',
'address': output_value,
'port': DOCKER_PORT,
}
value = "%(protocol)s://%(address)s:%(port)s" % params
setattr(cluster, self.cluster_attr, value)
class SwarmFedoraTemplateDefinition(template_def.BaseTemplateDefinition):
"""Docker swarm template for a Fedora Atomic VM."""
def __init__(self):
super(SwarmFedoraTemplateDefinition, self).__init__()
self.add_parameter('cluster_uuid',
cluster_attr='uuid',
param_type=str)
self.add_parameter('docker_volume_size',
cluster_attr='docker_volume_size')
self.add_parameter('volume_driver',
cluster_template_attr='volume_driver')
self.add_parameter('external_network',
cluster_template_attr='external_network_id',
required=True)
self.add_parameter('fixed_network',
cluster_template_attr='fixed_network')
self.add_parameter('fixed_subnet',
cluster_template_attr='fixed_subnet')
self.add_parameter('network_driver',
cluster_template_attr='network_driver')
self.add_parameter('tls_disabled',
cluster_template_attr='tls_disabled',
required=True)
self.add_parameter('registry_enabled',
cluster_template_attr='registry_enabled')
self.add_parameter('docker_storage_driver',
cluster_template_attr='docker_storage_driver')
self.add_parameter('swarm_version',
cluster_attr='coe_version')
self.add_output('api_address',
cluster_attr='api_address',
mapping_type=SwarmApiAddressOutputMapping)
self.add_output('swarm_master_private',
cluster_attr=None)
self.add_output('swarm_nodes_private',
cluster_attr=None)
self.add_output('discovery_url',
cluster_attr='discovery_url')
def add_nodegroup_params(self, cluster):
super(SwarmFedoraTemplateDefinition,
self).add_nodegroup_params(cluster)
master_ng = cluster.default_ng_master
worker_ng = cluster.default_ng_worker
self.add_parameter('number_of_nodes',
nodegroup_attr='node_count',
nodegroup_uuid=worker_ng.uuid,
param_class=template_def.NodeGroupParameterMapping)
self.add_parameter('node_flavor',
nodegroup_attr='flavor_id',
nodegroup_uuid=worker_ng.uuid,
param_class=template_def.NodeGroupParameterMapping)
self.add_parameter('master_flavor',
nodegroup_attr='flavor_id',
nodegroup_uuid=master_ng.uuid,
param_class=template_def.NodeGroupParameterMapping)
def update_outputs(self, stack, cluster_template, cluster):
worker_ng = cluster.default_ng_worker
master_ng = cluster.default_ng_master
self.add_output('swarm_masters',
nodegroup_attr='node_addresses',
nodegroup_uuid=master_ng.uuid,
mapping_type=template_def.NodeGroupOutputMapping)
self.add_output('swarm_nodes',
nodegroup_attr='node_addresses',
nodegroup_uuid=worker_ng.uuid,
mapping_type=template_def.NodeGroupOutputMapping)
self.add_output('number_of_nodes',
nodegroup_attr='node_count',
nodegroup_uuid=worker_ng.uuid,
is_stack_param=True,
mapping_type=template_def.NodeGroupOutputMapping)
super(SwarmFedoraTemplateDefinition,
self).update_outputs(stack, cluster_template, cluster)
def get_params(self, context, cluster_template, cluster, **kwargs):
extra_params = kwargs.pop('extra_params', {})
extra_params['discovery_url'] = self.get_discovery_url(cluster)
# HACK(apmelton) - This uses the user's bearer token, ideally
# it should be replaced with an actual trust token with only
# access to do what the template needs it to do.
osc = self.get_osc(context)
extra_params['magnum_url'] = osc.magnum_url()
label_list = ['flannel_network_cidr', 'flannel_backend',
'flannel_network_subnetlen', 'rexray_preempt',
'swarm_strategy']
extra_params['auth_url'] = context.auth_url
extra_params['nodes_affinity_policy'] = \
CONF.cluster.nodes_affinity_policy
# set docker_volume_type
# use the configuration default if None provided
docker_volume_type = cluster.labels.get(
'docker_volume_type', CONF.cinder.default_docker_volume_type)
extra_params['docker_volume_type'] = docker_volume_type
for label in label_list:
extra_params[label] = cluster.labels.get(label)
if cluster_template.registry_enabled:
extra_params['swift_region'] = CONF.docker_registry.swift_region
extra_params['registry_container'] = (
CONF.docker_registry.swift_registry_container)
return super(SwarmFedoraTemplateDefinition,
self).get_params(context, cluster_template, cluster,
extra_params=extra_params,
**kwargs)
def get_env_files(self, cluster_template, cluster):
env_files = []
template_def.add_priv_net_env_file(env_files, cluster_template,
cluster)
template_def.add_volume_env_file(env_files, cluster)
template_def.add_lb_env_file(env_files, cluster_template)
return env_files