| # Copyright 2018 Telefonica |
| # |
| # 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. |
| |
| """ |
| OSM wim API handling |
| """ |
| |
| from osmclient.common import utils |
| from osmclient.common import wait as WaitForStatus |
| from osmclient.common.exceptions import ClientException |
| from osmclient.common.exceptions import NotFound |
| import yaml |
| import json |
| |
| |
| class Wim(object): |
| def __init__(self, http=None, client=None): |
| self._http = http |
| self._client = client |
| self._apiName = '/admin' |
| self._apiVersion = '/v1' |
| self._apiResource = '/wim_accounts' |
| self._apiBase = '{}{}{}'.format(self._apiName, |
| self._apiVersion, self._apiResource) |
| |
| # WIM '--wait' option |
| def _wait(self, id, deleteFlag=False): |
| self._client.get_token() |
| # Endpoint to get operation status |
| apiUrlStatus = '{}{}{}'.format(self._apiName, self._apiVersion, '/wim_accounts') |
| # Wait for status for WIM instance creation/deletion |
| WaitForStatus.wait_for_status( |
| 'WIM', |
| str(id), |
| WaitForStatus.TIMEOUT_WIM_OPERATION, |
| apiUrlStatus, |
| self._http.get2_cmd, |
| deleteFlag=deleteFlag) |
| |
| def _get_id_for_wait(self, name): |
| # Returns id of name, or the id itself if given as argument |
| for wim in self.list(): |
| if name == wim['uuid']: |
| return wim['uuid'] |
| for wim in self.list(): |
| if name == wim['name']: |
| return wim['uuid'] |
| return '' |
| |
| def create(self, name, wim_input, wim_port_mapping=None, wait=False): |
| self._client.get_token() |
| if 'wim_type' not in wim_input: |
| raise Exception("wim type not provided") |
| |
| wim_account = wim_input |
| wim_account["name"] = name |
| |
| wim_config = {} |
| if 'config' in wim_input and wim_input['config'] is not None: |
| wim_config = yaml.safe_load(wim_input['config']) |
| if wim_port_mapping: |
| with open(wim_port_mapping, 'r') as f: |
| wim_config['wim_port_mapping'] = yaml.safe_load(f.read()) |
| if wim_config: |
| wim_account['config'] = wim_config |
| #wim_account['config'] = json.dumps(wim_config) |
| |
| http_code, resp = self._http.post_cmd(endpoint=self._apiBase, |
| postfields_dict=wim_account) |
| #print('HTTP CODE: {}'.format(http_code)) |
| #print('RESP: {}'.format(resp)) |
| if http_code in (200, 201, 202, 204): |
| if resp: |
| resp = json.loads(resp) |
| if not resp or 'id' not in resp: |
| raise ClientException('unexpected response from server - {}'.format( |
| resp)) |
| if wait: |
| # Wait for status for WIM instance creation |
| self._wait(resp.get('id')) |
| print(resp['id']) |
| else: |
| msg = "" |
| if resp: |
| try: |
| msg = json.loads(resp) |
| except ValueError: |
| msg = resp |
| raise ClientException("failed to create wim {} - {}".format(name, msg)) |
| |
| def update(self, wim_name, wim_account, wim_port_mapping=None, wait=False): |
| self._client.get_token() |
| wim = self.get(wim_name) |
| wim_id_for_wait = self._get_id_for_wait(wim_name) |
| wim_config = {} |
| if 'config' in wim_account: |
| if wim_account.get('config')=="" and (wim_port_mapping): |
| raise ClientException("clearing config is incompatible with updating SDN info") |
| if wim_account.get('config')=="": |
| wim_config = None |
| else: |
| wim_config = yaml.safe_load(wim_account['config']) |
| if wim_port_mapping: |
| with open(wim_port_mapping, 'r') as f: |
| wim_config['wim_port_mapping'] = yaml.safe_load(f.read()) |
| wim_account['config'] = wim_config |
| #wim_account['config'] = json.dumps(wim_config) |
| http_code, resp = self._http.put_cmd(endpoint='{}/{}'.format(self._apiBase,wim['_id']), |
| postfields_dict=wim_account) |
| #print('HTTP CODE: {}'.format(http_code)) |
| #print('RESP: {}'.format(resp)) |
| if http_code in (200, 201, 202, 204): |
| if wait: |
| # In this case, 'resp' always returns None, so 'resp['id']' cannot be used. |
| # Use the previously obtained id instead. |
| wait_id = wim_id_for_wait |
| # Wait for status for WIM instance update |
| self._wait(wait_id) |
| else: |
| pass |
| else: |
| msg = "" |
| if resp: |
| try: |
| msg = json.loads(resp) |
| except ValueError: |
| msg = resp |
| raise ClientException("failed to update wim {} - {}".format(wim_name, msg)) |
| |
| def update_wim_account_dict(self, wim_account, wim_input): |
| print(wim_input) |
| wim_account['wim_type'] = wim_input['wim_type'] |
| wim_account['description'] = wim_input['description'] |
| wim_account['wim_url'] = wim_input['url'] |
| wim_account['user'] = wim_input.get('wim-username') |
| wim_account['password'] = wim_input.get('wim-password') |
| return wim_account |
| |
| def get_id(self, name): |
| """Returns a WIM id from a WIM name |
| """ |
| for wim in self.list(): |
| if name == wim['name']: |
| return wim['uuid'] |
| raise NotFound("wim {} not found".format(name)) |
| |
| def delete(self, wim_name, force=False, wait=False): |
| self._client.get_token() |
| wim_id = wim_name |
| wim_id_for_wait = self._get_id_for_wait(wim_name) |
| if not utils.validate_uuid4(wim_name): |
| wim_id = self.get_id(wim_name) |
| querystring = '' |
| if force: |
| querystring = '?FORCE=True' |
| http_code, resp = self._http.delete_cmd('{}/{}{}'.format(self._apiBase, |
| wim_id, querystring)) |
| # print('HTTP CODE: {}'.format(http_code)) |
| # print('RESP: {}'.format(resp)) |
| # print('WIM_ID: {}'.format(wim_id)) |
| if http_code == 202: |
| if wait: |
| # 'resp' may be None. |
| # In that case, 'resp['id']' cannot be used, so use the previously obtained id instead |
| wait_id = wim_id_for_wait |
| if resp: |
| resp = json.loads(resp) |
| wait_id = resp.get('id') |
| # Wait for status for WIM account deletion |
| self._wait(wait_id, deleteFlag=True) |
| else: |
| print('Deletion in progress') |
| elif http_code == 204: |
| print('Deleted') |
| else: |
| msg = "" |
| if resp: |
| try: |
| msg = json.loads(resp) |
| except ValueError: |
| msg = resp |
| raise ClientException("failed to delete wim {} - {}".format(wim_name, msg)) |
| |
| def list(self, filter=None): |
| """Returns a list of VIM accounts |
| """ |
| self._client.get_token() |
| filter_string = '' |
| if filter: |
| filter_string = '?{}'.format(filter) |
| resp = self._http.get_cmd('{}{}'.format(self._apiBase,filter_string)) |
| if not resp: |
| return list() |
| wim_accounts = [] |
| for datacenter in resp: |
| wim_accounts.append({"name": datacenter['name'], "uuid": datacenter['_id'] |
| if '_id' in datacenter else None}) |
| return wim_accounts |
| |
| def get(self, name): |
| """Returns a VIM account based on name or id |
| """ |
| self._client.get_token() |
| wim_id = name |
| if not utils.validate_uuid4(name): |
| wim_id = self.get_id(name) |
| resp = self._http.get_cmd('{}/{}'.format(self._apiBase,wim_id)) |
| if not resp or '_id' not in resp: |
| raise ClientException('failed to get wim info: '.format( |
| resp)) |
| else: |
| return resp |
| raise NotFound("wim {} not found".format(name)) |