o2ims/views/ocloud_view.py

   1 # Copyright (C) 2021 Wind River Systems, Inc.
   2 #
   3 #  Licensed under the Apache License, Version 2.0 (the "License");
   4 #  you may not use this file except in compliance with the License.
   5 #  You may obtain a copy of the License at
   6 #
   7 #      http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 #  Unless required by applicable law or agreed to in writing, software
  10 #  distributed under the License is distributed on an "AS IS" BASIS,
  11 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 #  See the License for the specific language governing permissions and
  13 #  limitations under the License.
  14
  15 import uuid
  16 import yaml
  17 import random
  18 import string
  19 from datetime import datetime
  20
  21 from o2common.service import unit_of_work
  22 from o2ims.views.ocloud_dto import SubscriptionDTO
  23 from o2ims.domain.subscription_obj import Subscription
  24
  25 from o2common.helper import o2logging
  26 from o2common.config import config
  27 logger = o2logging.get_logger(__name__)
  28
  29
  30 def oclouds(uow: unit_of_work.AbstractUnitOfWork):
  31     with uow:
  32         li = uow.oclouds.list()
  33     return [r.serialize() for r in li]
  34
  35
  36 def ocloud_one(ocloudid: str, uow: unit_of_work.AbstractUnitOfWork):
  37     with uow:
  38         first = uow.oclouds.get(ocloudid)
  39         return first.serialize() if first is not None else None
  40
  41
  42 def resource_types(uow: unit_of_work.AbstractUnitOfWork):
  43     with uow:
  44         li = uow.resource_types.list()
  45     return [r.serialize() for r in li]
  46
  47
  48 def resource_type_one(resourceTypeId: str,
  49                       uow: unit_of_work.AbstractUnitOfWork):
  50     with uow:
  51         first = uow.resource_types.get(resourceTypeId)
  52         return first.serialize() if first is not None else None
  53
  54
  55 def resource_pools(uow: unit_of_work.AbstractUnitOfWork):
  56     with uow:
  57         li = uow.resource_pools.list()
  58     return [r.serialize() for r in li]
  59
  60
  61 def resource_pool_one(resourcePoolId: str,
  62                       uow: unit_of_work.AbstractUnitOfWork):
  63     with uow:
  64         first = uow.resource_pools.get(resourcePoolId)
  65         return first.serialize() if first is not None else None
  66
  67
  68 def resources(resourcePoolId: str, uow: unit_of_work.AbstractUnitOfWork,
  69               **kwargs):
  70
  71     filter_kwargs = {}  # filter key should be the same with database name
  72     if 'resourceTypeName' in kwargs:
  73         resource_type_name = kwargs['resourceTypeName']
  74         with uow:
  75             # res_types = uow.resource_types.list()
  76             # restype_ids = [
  77             #     restype.resourceTypeId for restype in res_types
  78             #     if resourceTypeName == restype.name]
  79             # restype_id = '' if len(restype_ids) == 0 else restype_ids[0]
  80             res_type = uow.resource_types.get_by_name(resource_type_name)
  81             restype_id = '' if res_type is None else res_type.resourceTypeId
  82         filter_kwargs['resourceTypeId'] = restype_id
  83
  84         #     li = uow.resources.list(resourcePoolId)
  85         # return [r.serialize() for r in li if r.resourceTypeId == restype_id]
  86     if 'parentId' in kwargs:
  87         filter_kwargs['parentId'] = kwargs['parentId']
  88
  89     with uow:
  90         li = uow.resources.list(resourcePoolId, **filter_kwargs)
  91     return [r.serialize() for r in li]
  92
  93
  94 def resource_one(resourceId: str, uow: unit_of_work.AbstractUnitOfWork):
  95     with uow:
  96         first = uow.resources.get(resourceId)
  97         return first.serialize() if first is not None else None
  98
  99
 100 def deployment_managers(uow: unit_of_work.AbstractUnitOfWork):
 101     with uow:
 102         li = uow.deployment_managers.list()
 103     return [r.serialize() for r in li]
 104
 105
 106 def deployment_manager_one(deploymentManagerId: str,
 107                            uow: unit_of_work.AbstractUnitOfWork,
 108                            profile: str = 'default'):
 109     profile = profile.lower()
 110     with uow:
 111         first = uow.deployment_managers.get(deploymentManagerId)
 112         if first is None:
 113             return first
 114         result = first.serialize()
 115         if result is None:
 116             return None
 117
 118     profile_data = result.pop("profile", None)
 119     result['profileName'] = 'default'
 120
 121     if "sol018" == profile:
 122         result['profileName'] = profile
 123         result['deploymentManagementServiceEndpoint'] = \
 124             profile_data['cluster_api_endpoint']
 125         result['profileData'] = profile_data
 126     # elif "file" == profile and result.hasattr("profile"):
 127         # p = result.pop("profile", None)
 128         # result["profile"] = _gen_kube_config(deploymentManagerId, p)
 129
 130     return result
 131
 132
 133 def _gen_kube_config(dmId: str, kubeconfig: dict) -> dict:
 134
 135     data = config.gen_k8s_config_dict(
 136         kubeconfig.pop('cluster_api_endpoint', None),
 137         kubeconfig.pop('cluster_ca_cert', None),
 138         kubeconfig.pop('admin_user', None),
 139         kubeconfig.pop('admin_client_cert', None),
 140         kubeconfig.pop('admin_client_key', None),
 141     )
 142
 143     # Generate a random key for tmp kube config file
 144     letters = string.ascii_uppercase
 145     random_key = ''.join(random.choice(letters) for i in range(10))
 146
 147     # Get datetime of now as tag of the tmp file
 148     current_time = datetime.now().strftime("%Y%m%d%H%M%S")
 149     tmp_file_name = random_key + "_" + current_time
 150
 151     # write down the yaml file of kubectl into tmp folder
 152     with open('/tmp/kubeconfig_' + tmp_file_name, 'w') as file:
 153         yaml.dump(data, file)
 154
 155     kubeconfig["kube_config_file"] = config.get_api_url() + \
 156         config.get_o2dms_api_base() + "/" + dmId + "/download/" + tmp_file_name
 157
 158     return kubeconfig
 159
 160
 161 def subscriptions(uow: unit_of_work.AbstractUnitOfWork):
 162     with uow:
 163         li = uow.subscriptions.list()
 164     return [r.serialize() for r in li]
 165
 166
 167 def subscription_one(subscriptionId: str,
 168                      uow: unit_of_work.AbstractUnitOfWork):
 169     with uow:
 170         first = uow.subscriptions.get(subscriptionId)
 171         return first.serialize() if first is not None else None
 172
 173
 174 def subscription_create(subscriptionDto: SubscriptionDTO.subscription,
 175                         uow: unit_of_work.AbstractUnitOfWork):
 176
 177     sub_uuid = str(uuid.uuid4())
 178     subscription = Subscription(
 179         sub_uuid, subscriptionDto['callback'],
 180         subscriptionDto['consumerSubscriptionId'],
 181         subscriptionDto['filter'])
 182     with uow:
 183         uow.subscriptions.add(subscription)
 184         uow.commit()
 185     return {"subscriptionId": sub_uuid}
 186
 187
 188 def subscription_delete(subscriptionId: str,
 189                         uow: unit_of_work.AbstractUnitOfWork):
 190     with uow:
 191         uow.subscriptions.delete(subscriptionId)
 192         uow.commit()
 193     return True