n2vc/tests/unit/test_k8s_helm_conn.py

   1 ##
   2 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   3 # not use this file except in compliance with the License. You may obtain
   4 # a copy of the License at
   5 #
   6 #         http://www.apache.org/licenses/LICENSE-2.0
   7 #
   8 # Unless required by applicable law or agreed to in writing, software
   9 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  10 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  11 # License for the specific language governing permissions and limitations
  12 # under the License.
  13 #
  14 # For those usages not covered by the Apache License, Version 2.0 please
  15 # contact: alfonso.tiernosepulveda@telefonica.com
  16 ##
  17
  18 import asynctest
  19 import logging
  20
  21 from asynctest.mock import Mock
  22 from osm_common.dbmemory import DbMemory
  23 from osm_common.fslocal import FsLocal
  24 from n2vc.k8s_helm_conn import K8sHelmConnector
  25
  26 __author__ = "Isabel Lloret <illoret@indra.es>"
  27
  28
  29 class TestK8sHelmConn(asynctest.TestCase):
  30     logging.basicConfig(level=logging.DEBUG)
  31     logger = logging.getLogger(__name__)
  32     logger.setLevel(logging.DEBUG)
  33
  34     async def setUp(self):
  35         self.db = Mock(DbMemory())
  36         self.fs = asynctest.Mock(FsLocal())
  37         self.fs.path = "./tmp/"
  38         self.namespace = "testk8s"
  39         self.service_account = "osm"
  40         self.cluster_id = "helm_cluster_id"
  41         self.cluster_uuid = self.cluster_id
  42         # pass fake kubectl and helm commands to make sure it does not call actual commands
  43         K8sHelmConnector._check_file_exists = asynctest.Mock(return_value=True)
  44         K8sHelmConnector._local_async_exec = asynctest.CoroutineMock(
  45             return_value=(0, "")
  46         )
  47         cluster_dir = self.fs.path + self.cluster_id
  48         self.kube_config = self.fs.path + self.cluster_id + "/.kube/config"
  49         self.helm_home = self.fs.path + self.cluster_id + "/.helm"
  50         self.env = {
  51             "HELM_HOME": "{}/.helm".format(cluster_dir),
  52             "KUBECONFIG": "{}/.kube/config".format(cluster_dir),
  53         }
  54         self.helm_conn = K8sHelmConnector(self.fs, self.db, log=self.logger)
  55         self.logger.debug("Set up executed")
  56
  57     @asynctest.fail_on(active_handles=True)
  58     async def test_init_env(self):
  59         # TODO
  60         pass
  61
  62     @asynctest.fail_on(active_handles=True)
  63     async def test_repo_add(self):
  64         repo_name = "bitnami"
  65         repo_url = "https://charts.bitnami.com/bitnami"
  66         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
  67
  68         await self.helm_conn.repo_add(self.cluster_uuid, repo_name, repo_url)
  69
  70         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
  71         self.helm_conn.fs.reverse_sync.assert_called_once_with(
  72             from_path=self.cluster_id
  73         )
  74         self.assertEqual(
  75             self.helm_conn._local_async_exec.call_count,
  76             2,
  77             "local_async_exec expected 2 calls, called {}".format(
  78                 self.helm_conn._local_async_exec.call_count
  79             ),
  80         )
  81
  82         repo_update_command = (
  83             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm repo update {}"
  84         ).format(repo_name)
  85         repo_add_command = (
  86             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm repo add {} {}"
  87         ).format(repo_name, repo_url)
  88         calls = self.helm_conn._local_async_exec.call_args_list
  89         call0_kargs = calls[0][1]
  90         self.assertEqual(
  91             call0_kargs.get("command"),
  92             repo_add_command,
  93             "Invalid repo add command: {}".format(call0_kargs.get("command")),
  94         )
  95         self.assertEqual(
  96             call0_kargs.get("env"),
  97             self.env,
  98             "Invalid env for add command: {}".format(call0_kargs.get("env")),
  99         )
 100         call1_kargs = calls[1][1]
 101         self.assertEqual(
 102             call1_kargs.get("command"),
 103             repo_update_command,
 104             "Invalid repo update command: {}".format(call1_kargs.get("command")),
 105         )
 106         self.assertEqual(
 107             call1_kargs.get("env"),
 108             self.env,
 109             "Invalid env for update command: {}".format(call1_kargs.get("env")),
 110         )
 111
 112     @asynctest.fail_on(active_handles=True)
 113     async def test_repo_list(self):
 114         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 115
 116         await self.helm_conn.repo_list(self.cluster_uuid)
 117
 118         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 119         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 120             from_path=self.cluster_id
 121         )
 122         command = "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm repo list --output yaml"
 123         self.helm_conn._local_async_exec.assert_called_with(
 124             command=command, env=self.env, raise_exception_on_error=False
 125         )
 126
 127     @asynctest.fail_on(active_handles=True)
 128     async def test_repo_remove(self):
 129         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 130         repo_name = "bitnami"
 131         await self.helm_conn.repo_remove(self.cluster_uuid, repo_name)
 132
 133         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 134         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 135             from_path=self.cluster_id
 136         )
 137         command = "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm repo remove {}".format(
 138             repo_name
 139         )
 140         self.helm_conn._local_async_exec.assert_called_once_with(
 141             command=command, env=self.env, raise_exception_on_error=True
 142         )
 143
 144     @asynctest.fail_on(active_handles=True)
 145     async def test_install(self):
 146         kdu_model = "stable/openldap:1.2.2"
 147         kdu_instance = "stable-openldap-0005399828"
 148         db_dict = {}
 149         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 150         self.helm_conn._status_kdu = asynctest.CoroutineMock(return_value=None)
 151         self.helm_conn._store_status = asynctest.CoroutineMock()
 152         self.helm_conn.generate_kdu_instance_name = Mock(return_value=kdu_instance)
 153
 154         await self.helm_conn.install(
 155             self.cluster_uuid,
 156             kdu_model,
 157             kdu_instance,
 158             atomic=True,
 159             namespace=self.namespace,
 160             db_dict=db_dict,
 161         )
 162
 163         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 164         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 165             from_path=self.cluster_id
 166         )
 167         self.helm_conn._store_status.assert_called_with(
 168             cluster_id=self.cluster_id,
 169             kdu_instance=kdu_instance,
 170             namespace=self.namespace,
 171             db_dict=db_dict,
 172             operation="install",
 173         )
 174         command = (
 175             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm install "
 176             "--atomic --output yaml   --timeout 300 "
 177             "--name=stable-openldap-0005399828 --namespace testk8s stable/openldap "
 178             "--version 1.2.2"
 179         )
 180         self.helm_conn._local_async_exec.assert_called_once_with(
 181             command=command, env=self.env, raise_exception_on_error=False
 182         )
 183
 184     @asynctest.fail_on(active_handles=True)
 185     async def test_upgrade(self):
 186         kdu_model = "stable/openldap:1.2.3"
 187         kdu_instance = "stable-openldap-0005399828"
 188         db_dict = {}
 189         instance_info = {
 190             "chart": "openldap-1.2.2",
 191             "name": kdu_instance,
 192             "namespace": self.namespace,
 193             "revision": 1,
 194             "status": "DEPLOYED",
 195         }
 196         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 197         self.helm_conn._store_status = asynctest.CoroutineMock()
 198         self.helm_conn.get_instance_info = asynctest.CoroutineMock(
 199             return_value=instance_info
 200         )
 201
 202         await self.helm_conn.upgrade(
 203             self.cluster_uuid, kdu_instance, kdu_model, atomic=True, db_dict=db_dict
 204         )
 205         self.helm_conn.fs.sync.assert_called_with(from_path=self.cluster_id)
 206         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 207             from_path=self.cluster_id
 208         )
 209         self.helm_conn._store_status.assert_called_with(
 210             cluster_id=self.cluster_id,
 211             kdu_instance=kdu_instance,
 212             namespace=self.namespace,
 213             db_dict=db_dict,
 214             operation="upgrade",
 215         )
 216         command = (
 217             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm upgrade "
 218             "--atomic --output yaml  --timeout 300 stable-openldap-0005399828 stable/openldap --version 1.2.3"
 219         )
 220         self.helm_conn._local_async_exec.assert_called_once_with(
 221             command=command, env=self.env, raise_exception_on_error=False
 222         )
 223
 224     @asynctest.fail_on(active_handles=True)
 225     async def test_scale(self):
 226         kdu_model = "stable/openldap:1.2.3"
 227         kdu_instance = "stable-openldap-0005399828"
 228         db_dict = {}
 229         instance_info = {
 230             "chart": "openldap-1.2.3",
 231             "name": kdu_instance,
 232             "namespace": self.namespace,
 233             "revision": 1,
 234             "status": "DEPLOYED",
 235         }
 236         repo_list = [
 237             {
 238                 "name": "stable",
 239                 "url": "https://kubernetes-charts.storage.googleapis.com/",
 240             }
 241         ]
 242         kdu_values = """
 243             # Default values for openldap.
 244             # This is a YAML-formatted file.
 245             # Declare variables to be passed into your templates.
 246
 247             replicaCount: 1
 248             dummy-app:
 249               replicas: 2
 250         """
 251
 252         self.helm_conn.repo_list = asynctest.CoroutineMock(return_value=repo_list)
 253         self.helm_conn.values_kdu = asynctest.CoroutineMock(return_value=kdu_values)
 254         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 255         self.helm_conn._store_status = asynctest.CoroutineMock()
 256         self.helm_conn.get_instance_info = asynctest.CoroutineMock(
 257             return_value=instance_info
 258         )
 259
 260         # TEST-1
 261         await self.helm_conn.scale(
 262             kdu_instance,
 263             2,
 264             "",
 265             kdu_model=kdu_model,
 266             cluster_uuid=self.cluster_uuid,
 267             atomic=True,
 268             db_dict=db_dict,
 269         )
 270         command = (
 271             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config "
 272             "/usr/bin/helm upgrade --atomic --output yaml --set replicaCount=2 "
 273             "--timeout 1800s stable-openldap-0005399828 stable/openldap "
 274             "--version 1.2.3"
 275         )
 276         self.helm_conn._local_async_exec.assert_called_once_with(
 277             command=command, env=self.env, raise_exception_on_error=False
 278         )
 279
 280         # TEST-2
 281         await self.helm_conn.scale(
 282             kdu_instance,
 283             3,
 284             "dummy-app",
 285             kdu_model=kdu_model,
 286             cluster_uuid=self.cluster_uuid,
 287             atomic=True,
 288             db_dict=db_dict,
 289         )
 290         command = (
 291             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config "
 292             "/usr/bin/helm upgrade --atomic --output yaml --set dummy-app.replicas=3 "
 293             "--timeout 1800s stable-openldap-0005399828 stable/openldap "
 294             "--version 1.2.3"
 295         )
 296         self.helm_conn._local_async_exec.assert_called_with(
 297             command=command, env=self.env, raise_exception_on_error=False
 298         )
 299         self.helm_conn.fs.reverse_sync.assert_called_with(from_path=self.cluster_id)
 300         self.helm_conn._store_status.assert_called_with(
 301             cluster_id=self.cluster_id,
 302             kdu_instance=kdu_instance,
 303             namespace=self.namespace,
 304             db_dict=db_dict,
 305             operation="scale",
 306         )
 307
 308     @asynctest.fail_on(active_handles=True)
 309     async def test_rollback(self):
 310         kdu_instance = "stable-openldap-0005399828"
 311         db_dict = {}
 312         instance_info = {
 313             "chart": "openldap-1.2.3",
 314             "name": kdu_instance,
 315             "namespace": self.namespace,
 316             "revision": 2,
 317             "status": "DEPLOYED",
 318         }
 319         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 320         self.helm_conn._store_status = asynctest.CoroutineMock()
 321         self.helm_conn.get_instance_info = asynctest.CoroutineMock(
 322             return_value=instance_info
 323         )
 324
 325         await self.helm_conn.rollback(
 326             self.cluster_uuid, kdu_instance=kdu_instance, revision=1, db_dict=db_dict
 327         )
 328         self.helm_conn.fs.sync.assert_called_with(from_path=self.cluster_id)
 329         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 330             from_path=self.cluster_id
 331         )
 332         self.helm_conn._store_status.assert_called_with(
 333             cluster_id=self.cluster_id,
 334             kdu_instance=kdu_instance,
 335             namespace=self.namespace,
 336             db_dict=db_dict,
 337             operation="rollback",
 338         )
 339         command = (
 340             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config "
 341             "/usr/bin/helm rollback stable-openldap-0005399828 1 --wait"
 342         )
 343         self.helm_conn._local_async_exec.assert_called_once_with(
 344             command=command, env=self.env, raise_exception_on_error=False
 345         )
 346
 347     @asynctest.fail_on(active_handles=True)
 348     async def test_uninstall(self):
 349         kdu_instance = "stable-openldap-0005399828"
 350         instance_info = {
 351             "chart": "openldap-1.2.2",
 352             "name": kdu_instance,
 353             "namespace": self.namespace,
 354             "revision": 3,
 355             "status": "DEPLOYED",
 356         }
 357         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 358         self.helm_conn._store_status = asynctest.CoroutineMock()
 359         self.helm_conn.get_instance_info = asynctest.CoroutineMock(
 360             return_value=instance_info
 361         )
 362
 363         await self.helm_conn.uninstall(self.cluster_uuid, kdu_instance)
 364         self.helm_conn.fs.sync.assert_called_with(from_path=self.cluster_id)
 365         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 366             from_path=self.cluster_id
 367         )
 368         command = "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm delete --purge  {}".format(
 369             kdu_instance
 370         )
 371         self.helm_conn._local_async_exec.assert_called_once_with(
 372             command=command, env=self.env, raise_exception_on_error=True
 373         )
 374
 375     @asynctest.fail_on(active_handles=True)
 376     async def test_get_services(self):
 377         kdu_instance = "test_services_1"
 378         service = {"name": "testservice", "type": "LoadBalancer"}
 379         self.helm_conn._local_async_exec_pipe = asynctest.CoroutineMock(
 380             return_value=("", 0)
 381         )
 382         self.helm_conn._parse_services = Mock(return_value=["testservice"])
 383         self.helm_conn._get_service = asynctest.CoroutineMock(return_value=service)
 384
 385         services = await self.helm_conn.get_services(
 386             self.cluster_uuid, kdu_instance, self.namespace
 387         )
 388         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 389         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 390             from_path=self.cluster_id
 391         )
 392         self.helm_conn._parse_services.assert_called_once()
 393         command1 = "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm get manifest {} ".format(
 394             kdu_instance
 395         )
 396         command2 = "/usr/bin/kubectl get --namespace={} -f -".format(self.namespace)
 397         self.helm_conn._local_async_exec_pipe.assert_called_once_with(
 398             command1, command2, env=self.env, raise_exception_on_error=True
 399         )
 400         self.assertEqual(
 401             services, [service], "Invalid service returned from get_service"
 402         )
 403
 404     @asynctest.fail_on(active_handles=True)
 405     async def test_get_service(self):
 406         service_name = "service1"
 407
 408         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 409         await self.helm_conn.get_service(
 410             self.cluster_uuid, service_name, self.namespace
 411         )
 412
 413         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 414         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 415             from_path=self.cluster_id
 416         )
 417         command = (
 418             "/usr/bin/kubectl --kubeconfig=./tmp/helm_cluster_id/.kube/config "
 419             "--namespace=testk8s get service service1 -o=yaml"
 420         )
 421         self.helm_conn._local_async_exec.assert_called_once_with(
 422             command=command, env=self.env, raise_exception_on_error=True
 423         )
 424
 425     @asynctest.fail_on(active_handles=True)
 426     async def test_inspect_kdu(self):
 427         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 428
 429         kdu_model = "stable/openldap:1.2.4"
 430         repo_url = "https://kubernetes-charts.storage.googleapis.com/"
 431         await self.helm_conn.inspect_kdu(kdu_model, repo_url)
 432
 433         command = (
 434             "/usr/bin/helm inspect  openldap --repo "
 435             "https://kubernetes-charts.storage.googleapis.com/ "
 436             "--version 1.2.4"
 437         )
 438         self.helm_conn._local_async_exec.assert_called_with(command=command)
 439
 440     @asynctest.fail_on(active_handles=True)
 441     async def test_help_kdu(self):
 442         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 443
 444         kdu_model = "stable/openldap:1.2.4"
 445         repo_url = "https://kubernetes-charts.storage.googleapis.com/"
 446         await self.helm_conn.help_kdu(kdu_model, repo_url)
 447
 448         command = (
 449             "/usr/bin/helm inspect readme openldap --repo "
 450             "https://kubernetes-charts.storage.googleapis.com/ "
 451             "--version 1.2.4"
 452         )
 453         self.helm_conn._local_async_exec.assert_called_with(command=command)
 454
 455     @asynctest.fail_on(active_handles=True)
 456     async def test_values_kdu(self):
 457         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 458
 459         kdu_model = "stable/openldap:1.2.4"
 460         repo_url = "https://kubernetes-charts.storage.googleapis.com/"
 461         await self.helm_conn.values_kdu(kdu_model, repo_url)
 462
 463         command = (
 464             "/usr/bin/helm inspect values openldap --repo "
 465             "https://kubernetes-charts.storage.googleapis.com/ "
 466             "--version 1.2.4"
 467         )
 468         self.helm_conn._local_async_exec.assert_called_with(command=command)
 469
 470     @asynctest.fail_on(active_handles=True)
 471     async def test_get_values_kdu(self):
 472         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 473
 474         kdu_instance = "stable-openldap-0005399828"
 475         await self.helm_conn.get_values_kdu(
 476             kdu_instance, self.namespace, self.env["KUBECONFIG"]
 477         )
 478
 479         command = (
 480             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm get values "
 481             "stable-openldap-0005399828 --output yaml"
 482         )
 483         self.helm_conn._local_async_exec.assert_called_with(command=command)
 484
 485     @asynctest.fail_on(active_handles=True)
 486     async def test_instances_list(self):
 487         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 488
 489         await self.helm_conn.instances_list(self.cluster_uuid)
 490         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 491         self.helm_conn.fs.reverse_sync.assert_called_once_with(
 492             from_path=self.cluster_id
 493         )
 494         command = "/usr/bin/helm list --output yaml"
 495         self.helm_conn._local_async_exec.assert_called_once_with(
 496             command=command, env=self.env, raise_exception_on_error=True
 497         )
 498
 499     @asynctest.fail_on(active_handles=True)
 500     async def test_status_kdu(self):
 501         kdu_instance = "stable-openldap-0005399828"
 502         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 503
 504         await self.helm_conn._status_kdu(
 505             self.cluster_id, kdu_instance, self.namespace, yaml_format=True
 506         )
 507         command = (
 508             "env KUBECONFIG=./tmp/helm_cluster_id/.kube/config /usr/bin/helm status {} --output yaml"
 509         ).format(kdu_instance)
 510         self.helm_conn._local_async_exec.assert_called_once_with(
 511             command=command,
 512             env=self.env,
 513             raise_exception_on_error=True,
 514             show_error_log=False,
 515         )
 516
 517     @asynctest.fail_on(active_handles=True)
 518     async def test_store_status(self):
 519         kdu_instance = "stable-openldap-0005399828"
 520         db_dict = {}
 521         status = {
 522             "info": {
 523                 "description": "Install complete",
 524                 "status": {
 525                     "code": "1",
 526                     "notes": "The openldap helm chart has been installed",
 527                 },
 528             }
 529         }
 530         self.helm_conn._status_kdu = asynctest.CoroutineMock(return_value=status)
 531         self.helm_conn.write_app_status_to_db = asynctest.CoroutineMock(
 532             return_value=status
 533         )
 534
 535         await self.helm_conn._store_status(
 536             cluster_id=self.cluster_id,
 537             kdu_instance=kdu_instance,
 538             namespace=self.namespace,
 539             db_dict=db_dict,
 540             operation="install",
 541         )
 542         self.helm_conn._status_kdu.assert_called_once_with(
 543             cluster_id=self.cluster_id,
 544             kdu_instance=kdu_instance,
 545             namespace=self.namespace,
 546             yaml_format=False,
 547         )
 548         self.helm_conn.write_app_status_to_db.assert_called_once_with(
 549             db_dict=db_dict,
 550             status="Install complete",
 551             detailed_status=str(status),
 552             operation="install",
 553         )
 554
 555     @asynctest.fail_on(active_handles=True)
 556     async def test_reset_uninstall_false(self):
 557         self.helm_conn._uninstall_sw = asynctest.CoroutineMock()
 558
 559         await self.helm_conn.reset(self.cluster_uuid, force=False, uninstall_sw=False)
 560         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 561         self.helm_conn.fs.file_delete.assert_called_once_with(
 562             self.cluster_id, ignore_non_exist=True
 563         )
 564         self.helm_conn._uninstall_sw.assert_not_called()
 565
 566     @asynctest.fail_on(active_handles=True)
 567     async def test_reset_uninstall(self):
 568         kdu_instance = "stable-openldap-0021099429"
 569         instances = [
 570             {
 571                 "app_version": "2.4.48",
 572                 "chart": "openldap-1.2.3",
 573                 "name": kdu_instance,
 574                 "namespace": self.namespace,
 575                 "revision": "1",
 576                 "status": "deployed",
 577                 "updated": "2020-10-30 11:11:20.376744191 +0000 UTC",
 578             }
 579         ]
 580         self.helm_conn._get_namespace = Mock(return_value=self.namespace)
 581         self.helm_conn._uninstall_sw = asynctest.CoroutineMock()
 582         self.helm_conn.instances_list = asynctest.CoroutineMock(return_value=instances)
 583         self.helm_conn.uninstall = asynctest.CoroutineMock()
 584
 585         await self.helm_conn.reset(self.cluster_uuid, force=True, uninstall_sw=True)
 586         self.helm_conn.fs.sync.assert_called_once_with(from_path=self.cluster_id)
 587         self.helm_conn.fs.file_delete.assert_called_once_with(
 588             self.cluster_id, ignore_non_exist=True
 589         )
 590         self.helm_conn._get_namespace.assert_called_once_with(
 591             cluster_uuid=self.cluster_uuid
 592         )
 593         self.helm_conn.instances_list.assert_called_once_with(
 594             cluster_uuid=self.cluster_uuid
 595         )
 596         self.helm_conn.uninstall.assert_called_once_with(
 597             cluster_uuid=self.cluster_uuid, kdu_instance=kdu_instance
 598         )
 599         self.helm_conn._uninstall_sw.assert_called_once_with(
 600             cluster_id=self.cluster_id, namespace=self.namespace
 601         )
 602
 603     @asynctest.fail_on(active_handles=True)
 604     async def test_uninstall_sw_namespace(self):
 605         self.helm_conn._local_async_exec = asynctest.CoroutineMock(return_value=("", 0))
 606
 607         await self.helm_conn._uninstall_sw(self.cluster_id, self.namespace)
 608         calls = self.helm_conn._local_async_exec.call_args_list
 609         self.assertEqual(
 610             len(calls), 3, "To uninstall should have executed three commands"
 611         )
 612         call0_kargs = calls[0][1]
 613         command_0 = "/usr/bin/helm --kubeconfig={} --home={} reset".format(
 614             self.kube_config, self.helm_home
 615         )
 616         self.assertEqual(
 617             call0_kargs,
 618             {"command": command_0, "raise_exception_on_error": True, "env": self.env},
 619             "Invalid args for first call to local_exec",
 620         )
 621         call1_kargs = calls[1][1]
 622         command_1 = (
 623             "/usr/bin/kubectl --kubeconfig={} delete "
 624             "clusterrolebinding.rbac.authorization.k8s.io/osm-tiller-cluster-rule".format(
 625                 self.kube_config
 626             )
 627         )
 628         self.assertEqual(
 629             call1_kargs,
 630             {"command": command_1, "raise_exception_on_error": False, "env": self.env},
 631             "Invalid args for second call to local_exec",
 632         )
 633         call2_kargs = calls[2][1]
 634         command_2 = (
 635             "/usr/bin/kubectl --kubeconfig={} --namespace {} delete "
 636             "serviceaccount/{}".format(
 637                 self.kube_config, self.namespace, self.service_account
 638             )
 639         )
 640         self.assertEqual(
 641             call2_kargs,
 642             {"command": command_2, "raise_exception_on_error": False, "env": self.env},
 643             "Invalid args for third call to local_exec",
 644         )