diff options
Diffstat (limited to 'openstack/usr/share/openstack/modules/neutron_network')
| -rw-r--r-- | openstack/usr/share/openstack/modules/neutron_network | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/openstack/usr/share/openstack/modules/neutron_network b/openstack/usr/share/openstack/modules/neutron_network new file mode 100644 index 00000000..6dee0450 --- /dev/null +++ b/openstack/usr/share/openstack/modules/neutron_network @@ -0,0 +1,282 @@ +#!/usr/bin/python +#coding: utf-8 -*- + +# (c) 2013, Benno Joy <benno@ansibleworks.com> +# +# This module is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This software is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this software. If not, see <http://www.gnu.org/licenses/>. + +try: + from neutronclient.neutron import client + from keystoneclient.v2_0 import client as ksclient +except ImportError: + print("failed=True msg='neutronclient and keystone client are required'") + +DOCUMENTATION = ''' +--- +module: neutron_network +version_added: "1.4" +short_description: Creates/Removes networks from OpenStack +description: + - Add or Remove network from OpenStack. +options: + login_username: + description: + - login username to authenticate to keystone + required: true + default: admin + login_password: + description: + - Password of login user + required: true + default: 'yes' + login_tenant_name: + description: + - The tenant name of the login user + required: true + default: 'yes' + tenant_name: + description: + - The name of the tenant for whom the network is created + required: false + default: None + auth_url: + description: + - The keystone url for authentication + required: false + default: 'http://127.0.0.1:35357/v2.0/' + region_name: + description: + - Name of the region + required: false + default: None + state: + description: + - Indicate desired state of the resource + choices: ['present', 'absent'] + default: present + name: + description: + - Name to be assigned to the nework + required: true + default: None + provider_network_type: + description: + - The type of the network to be created, gre, vxlan, vlan, local. Available types depend on the plugin. The Neutron service decides if not specified. + required: false + default: None + provider_physical_network: + description: + - The physical network which would realize the virtual network for flat and vlan networks. + required: false + default: None + provider_segmentation_id: + description: + - The id that has to be assigned to the network, in case of vlan networks that would be vlan id, for gre the tunnel id and for vxlan the VNI. + required: false + default: None + router_external: + description: + - If 'yes', specifies that the virtual network is a external network (public). + required: false + default: false + shared: + description: + - Whether this network is shared or not + required: false + default: false + admin_state_up: + description: + - Whether the state should be marked as up or down + required: false + default: true +requirements: ["neutronclient", "keystoneclient"] + +''' + +EXAMPLES = ''' +# Create a GRE backed Neutron network with tunnel id 1 for tenant1 +- neutron_network: name=t1network tenant_name=tenant1 state=present + provider_network_type=gre provider_segmentation_id=1 + login_username=admin login_password=admin login_tenant_name=admin + +# Create an external network +- neutron_network: name=external_network state=present + provider_network_type=local router_external=yes + login_username=admin login_password=admin login_tenant_name=admin +''' + +_os_keystone = None +_os_tenant_id = None + +def _get_ksclient(module, kwargs): + try: + kclient = ksclient.Client(username=kwargs.get('login_username'), + password=kwargs.get('login_password'), + tenant_name=kwargs.get('login_tenant_name'), + auth_url=kwargs.get('auth_url')) + except Exception as e: + module.fail_json(msg = "Error authenticating to the keystone: %s" %e.message) + global _os_keystone + _os_keystone = kclient + return kclient + + +def _get_endpoint(module, ksclient): + try: + endpoint = ksclient.service_catalog.url_for(service_type='network', endpoint_type='publicURL') + except Exception as e: + module.fail_json(msg = "Error getting endpoint for Neutron: %s " %e.message) + return endpoint + +def _get_neutron_client(module, kwargs): + _ksclient = _get_ksclient(module, kwargs) + token = _ksclient.auth_token + endpoint = _get_endpoint(module, _ksclient) + kwargs = { + 'token': token, + 'endpoint_url': endpoint + } + try: + neutron = client.Client('2.0', **kwargs) + except Exception as e: + module.fail_json(msg = " Error in connecting to Neutron: %s " %e.message) + return neutron + +def _set_tenant_id(module): + global _os_tenant_id + if not module.params['tenant_name']: + tenant_name = module.params['login_tenant_name'] + else: + tenant_name = module.params['tenant_name'] + + for tenant in _os_keystone.tenants.list(): + if tenant.name == tenant_name: + _os_tenant_id = tenant.id + break + if not _os_tenant_id: + module.fail_json(msg = "The tenant id cannot be found, please check the paramters") + + +def _get_net_id(neutron, module): + kwargs = { + 'tenant_id': _os_tenant_id, + 'name': module.params['name'], + } + try: + networks = neutron.list_networks(**kwargs) + except Exception as e: + module.fail_json(msg = "Error in listing Neutron networks: %s" % e.message) + if not networks['networks']: + return None + return networks['networks'][0]['id'] + +def _create_network(module, neutron): + + neutron.format = 'json' + + network = { + 'name': module.params.get('name'), + 'tenant_id': _os_tenant_id, + 'provider:network_type': module.params.get('provider_network_type'), + 'provider:physical_network': module.params.get('provider_physical_network'), + 'provider:segmentation_id': module.params.get('provider_segmentation_id'), + 'router:external': module.params.get('router_external'), + 'shared': module.params.get('shared'), + 'admin_state_up': module.params.get('admin_state_up'), + } + + if module.params['provider_network_type'] == 'local': + network.pop('provider:physical_network', None) + network.pop('provider:segmentation_id', None) + + if module.params['provider_network_type'] == 'flat': + network.pop('provider:segmentation_id', None) + + if module.params['provider_network_type'] == 'gre': + network.pop('provider:physical_network', None) + + if module.params['provider_network_type'] == 'vxlan': + network.pop('provider:physical_network', None) + + if module.params['provider_network_type'] is None: + network.pop('provider:network_type', None) + network.pop('provider:physical_network', None) + network.pop('provider:segmentation_id', None) + + try: + net = neutron.create_network({'network':network}) + except Exception as e: + module.fail_json(msg = "Error in creating network: %s" % e.message) + return net['network']['id'] + +def _delete_network(module, net_id, neutron): + + try: + id = neutron.delete_network(net_id) + except Exception as e: + module.fail_json(msg = "Error in deleting the network: %s" % e.message) + return True + +def main(): + + module = AnsibleModule( + argument_spec = dict( + login_username = dict(default='admin'), + login_password = dict(required=True), + login_tenant_name = dict(required='True'), + auth_url = dict(default='http://127.0.0.1:35357/v2.0/'), + region_name = dict(default=None), + name = dict(required=True), + tenant_name = dict(default=None), + provider_network_type = dict(default=None, choices=['local', 'vlan', 'flat', 'gre', 'vxlan']), + provider_physical_network = dict(default=None), + provider_segmentation_id = dict(default=None), + router_external = dict(default=False, type='bool'), + shared = dict(default=False, type='bool'), + admin_state_up = dict(default=True, type='bool'), + state = dict(default='present', choices=['absent', 'present']) + ), + ) + + if module.params['provider_network_type'] in ['vlan' , 'flat']: + if not module.params['provider_physical_network']: + module.fail_json(msg = " for vlan and flat networks, variable provider_physical_network should be set.") + + if module.params['provider_network_type'] in ['vlan', 'gre', 'vxlan']: + if not module.params['provider_segmentation_id']: + module.fail_json(msg = " for vlan, gre & vxlan networks, variable provider_segmentation_id should be set.") + + neutron = _get_neutron_client(module, module.params) + + _set_tenant_id(module) + + if module.params['state'] == 'present': + network_id = _get_net_id(neutron, module) + if not network_id: + network_id = _create_network(module, neutron) + module.exit_json(changed = True, result = "Created", id = network_id) + else: + module.exit_json(changed = False, result = "Success", id = network_id) + + if module.params['state'] == 'absent': + network_id = _get_net_id(neutron, module) + if not network_id: + module.exit_json(changed = False, result = "Success") + else: + _delete_network(module, network_id, neutron) + module.exit_json(changed = True, result = "Deleted") + +# this is magic, see lib/ansible/module.params['common.py +from ansible.module_utils.basic import * +main() |