osmclient/sol005/pdud.py

   1 # Copyright 2018 Telefonica
   2 #
   3 # All Rights Reserved.
   4 #
   5 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
   6 #    not use this file except in compliance with the License. You may obtain
   7 #    a copy of the License at
   8 #
   9 #         http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 #    Unless required by applicable law or agreed to in writing, software
  12 #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  13 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  14 #    License for the specific language governing permissions and limitations
  15 #    under the License.
  16
  17 """
  18 OSM pdud API handling
  19 """
  20
  21 from osmclient.common.exceptions import NotFound
  22 from osmclient.common.exceptions import ClientException
  23 from osmclient.common import utils
  24 import json
  25 import logging
  26
  27
  28 class Pdu(object):
  29
  30     def __init__(self, http=None, client=None):
  31         self._http = http
  32         self._client = client
  33         self._logger = logging.getLogger('osmclient')
  34         self._apiName = '/pdu'
  35         self._apiVersion = '/v1'
  36         self._apiResource = '/pdu_descriptors'
  37         self._apiBase = '{}{}{}'.format(self._apiName,
  38                                         self._apiVersion, self._apiResource)
  39
  40     def list(self, filter=None):
  41         self._logger.debug("")
  42         self._client.get_token()
  43         filter_string = ''
  44         if filter:
  45             filter_string = '?{}'.format(filter)
  46         _, resp = self._http.get2_cmd('{}{}'.format(self._apiBase,filter_string))
  47         if resp:
  48             return json.loads(resp)
  49         return list()
  50
  51     def get(self, name):
  52         self._logger.debug("")
  53         self._client.get_token()
  54         if utils.validate_uuid4(name):
  55             for pdud in self.list():
  56                 if name == pdud['_id']:
  57                     return pdud
  58         else:
  59             for pdud in self.list():
  60                 if 'name' in pdud and name == pdud['name']:
  61                     return pdud
  62         raise NotFound("pdud {} not found".format(name))
  63
  64     def get_individual(self, name):
  65         self._logger.debug("")
  66         pdud = self.get(name)
  67         # It is redundant, since the previous one already gets the whole pdudInfo
  68         # The only difference is that a different primitive is exercised
  69         try:
  70             _, resp = self._http.get2_cmd('{}/{}'.format(self._apiBase, pdud['_id']))
  71         except NotFound:
  72             raise NotFound("pdu '{}' not found".format(name))
  73         #print(yaml.safe_dump(resp))
  74         if resp:
  75             return json.loads(resp)
  76         raise NotFound("pdu '{}' not found".format(name))
  77
  78     def delete(self, name, force=False):
  79         self._logger.debug("")
  80         pdud = self.get(name)
  81         querystring = ''
  82         if force:
  83             querystring = '?FORCE=True'
  84         http_code, resp = self._http.delete_cmd('{}/{}{}'.format(self._apiBase,
  85                                          pdud['_id'], querystring))
  86         #print('HTTP CODE: {}'.format(http_code))
  87         #print('RESP: {}'.format(resp))
  88         if http_code == 202:
  89             print('Deletion in progress')
  90         elif http_code == 204:
  91             print('Deleted')
  92         else:
  93             msg = resp or ""
  94             # if resp:
  95             #     try:
  96             #         msg = json.loads(resp)
  97             #     except ValueError:
  98             #         msg = resp
  99             raise ClientException("failed to delete pdu {} - {}".format(name, msg))
 100
 101     def create(self, pdu, update_endpoint=None):
 102         self._logger.debug("")
 103         self._client.get_token()
 104         headers= self._client._headers
 105         headers['Content-Type'] = 'application/yaml'
 106         http_header = ['{}: {}'.format(key,val)
 107                       for (key,val) in list(headers.items())]
 108         self._http.set_http_header(http_header)
 109         if update_endpoint:
 110             http_code, resp = self._http.put_cmd(endpoint=update_endpoint, postfields_dict=pdu)
 111         else:
 112             endpoint = self._apiBase
 113             #endpoint = '{}{}'.format(self._apiBase,ow_string)
 114             http_code, resp = self._http.post_cmd(endpoint=endpoint, postfields_dict=pdu)
 115         #print('HTTP CODE: {}'.format(http_code))
 116         #print('RESP: {}'.format(resp))
 117         #if http_code in (200, 201, 202, 204):
 118         if resp:
 119             resp = json.loads(resp)
 120         if not resp or 'id' not in resp:
 121             raise ClientException('unexpected response from server: {}'.format(
 122                                   resp))
 123         print(resp['id'])
 124         #else:
 125         #    msg = "Error {}".format(http_code)
 126         #    if resp:
 127         #        try:
 128         #            msg = "{} - {}".format(msg, json.loads(resp))
 129         #        except ValueError:
 130         #            msg = "{} - {}".format(msg, resp)
 131         #    raise ClientException("failed to create/update pdu - {}".format(msg))
 132
 133     def update(self, name, filename):
 134         self._logger.debug("")
 135         pdud = self.get(name)
 136         endpoint = '{}/{}'.format(self._apiBase, pdud['_id'])
 137         self.create(filename=filename, update_endpoint=endpoint)
 138