[TEST] Additional cleanup before MSB K8S instance creation

Issue-ID: TEST-354
Signed-off-by: Michal Jagiello <michal.jagiello@t-mobile.pl>
Change-Id: I507e15fb89eb019508387284f8ed76075709cf13

3 files changed, 49 insertions, 15 deletions

diff --git a/src/onaptests/configuration/pnf_macro_settings.py b/src/onaptests/configuration/pnf_macro_settings.py
index d9ccb1b..c385847 100644
--- a/src/onaptests/configuration/pnf_macro_settings.py
+++ b/src/onaptests/configuration/pnf_macro_settings.py
@@ -33,13 +33,15 @@ PLATFORM = "pnf_macro_platform"
 
 INSTANTIATION_TIMEOUT = 600
 
-PNF_DEFINITION_ATRIFACT_FILE_PATH = Path(Path(__file__).parent.parent,
+MSB_K8S_CLEANUP_WAIT_TIME = 60
+MSB_K8S_DEFINITION_ATRIFACT_FILE_PATH = Path(Path(__file__).parent.parent,
                                          "templates/artifacts/pnf-simulator.tar.gz")
-PNF_RB_NAME = f"pnf-cnf-rb-{str(uuid4())}"
-PNF_RB_VERSION = "v1"
-PNF_PROFILE_ARTIFACT_FILE_PATH = Path(Path(__file__).parent.parent,
+MSB_K8S_RESOURCE_NAME_PREFIX = "pnf-cnf"
+MSB_K8S_RB_NAME = f"{MSB_K8S_RESOURCE_NAME_PREFIX}-rb-{str(uuid4())}"
+MSB_K8S_RB_VERSION = "v1"
+MSB_K8S_PROFILE_ARTIFACT_FILE_PATH = Path(Path(__file__).parent.parent,
                                       "templates/artifacts/profile.tar.gz")
-PNF_PROFILE_NAME = f"pnf-cnf-profile-{str(uuid4())}"
+MSB_K8S_PROFILE_NAME = f"{MSB_K8S_RESOURCE_NAME_PREFIX}-profile-{str(uuid4())}"
 K8S_VERSION = "1.0"
 K8S_CONFIG = str(Path(Path(__file__).parent.parent, "templates/artifacts/config"))
 
diff --git a/src/onaptests/steps/instantiate/msb_k8s.py b/src/onaptests/steps/instantiate/msb_k8s.py
index e6186f5..ba1b732 100644
--- a/src/onaptests/steps/instantiate/msb_k8s.py
+++ b/src/onaptests/steps/instantiate/msb_k8s.py
@@ -1,4 +1,6 @@
 """MSB k8s instantiation module."""
+import time
+
 from onapsdk.configuration import settings
 from onapsdk.msb.k8s import Instance
 
@@ -6,6 +8,35 @@ from onaptests.steps.base import BaseStep
 from onaptests.steps.onboard.msb_k8s import CreateProfileStep
 
 
+class InstancesCleanup(BaseStep):
+    """Delete old instances which were not cleaned up properly."""
+
+    @property
+    def description(self) -> str:
+        """Step description."""
+        return ("Delete old instances which were created using same MSB_K8S_RESOURCE_NAME_PREFIX"
+                " and were not cleaned up.")
+
+    @property
+    def component(self) -> str:
+        """Component name."""
+        return "K8S plugin"
+
+    @BaseStep.store_state
+    def execute(self) -> None:
+        """Create instance using MSB K8S plugin."""
+        super().execute()
+        self._logger.debug("Delete all instances which are created using definition with same prefix ")
+        any_deleted: bool = False
+        for instance in Instance.get_all():
+            if instance.request.profile_name.startswith(settings.MSB_K8S_RESOURCE_NAME_PREFIX):
+                self._logger.debug("Delete %s instance", instance.instance_id)
+                instance.delete()
+                any_deleted = True
+        if any_deleted:
+            time.sleep(settings.MSB_K8S_CLEANUP_WAIT_TIME)  # Give it some time to delete k8s resources (pods, services, deployments...)
+
+
 class CreateInstanceStep(BaseStep):
     """Create MSB k8s instance step."""
 
@@ -16,6 +47,7 @@ class CreateInstanceStep(BaseStep):
             - CreateProfileStep.
         """
         super().__init__(cleanup=cleanup)
+        self.add_step(InstancesCleanup())
         self.add_step(CreateProfileStep(cleanup=cleanup))
         self.instance: Instance = None
 
@@ -34,9 +66,9 @@ class CreateInstanceStep(BaseStep):
         """Create instance using MSB K8S plugin."""
         super().execute()
         self.instance = Instance.create(cloud_region_id=settings.CLOUD_REGION_ID,
-                                        profile_name=settings.PNF_PROFILE_NAME,
-                                        rb_name=settings.PNF_RB_NAME,
-                                        rb_version=settings.PNF_RB_VERSION)
+                                        profile_name=settings.MSB_K8S_PROFILE_NAME,
+                                        rb_name=settings.MSB_K8S_RB_NAME,
+                                        rb_version=settings.MSB_K8S_RB_VERSION)
 
     @BaseStep.store_state(cleanup=True)
     def cleanup(self) -> None:
diff --git a/src/onaptests/steps/onboard/msb_k8s.py b/src/onaptests/steps/onboard/msb_k8s.py
index cad471b..1d2aa82 100644
--- a/src/onaptests/steps/onboard/msb_k8s.py
+++ b/src/onaptests/steps/onboard/msb_k8s.py
@@ -36,9 +36,9 @@ class CreateDefinitionStep(BaseStep):
     def execute(self) -> None:
         """Create definition."""
         super().execute()
-        with open(settings.PNF_DEFINITION_ATRIFACT_FILE_PATH, "rb") as definition_file:
-            self.definition = Definition.create(rb_name=settings.PNF_RB_NAME,
-                                                rb_version=settings.PNF_RB_VERSION)
+        with open(settings.MSB_K8S_DEFINITION_ATRIFACT_FILE_PATH, "rb") as definition_file:
+            self.definition = Definition.create(rb_name=settings.MSB_K8S_RB_NAME,
+                                                rb_version=settings.MSB_K8S_RB_VERSION)
             self.definition.upload_artifact(definition_file.read())
 
 
@@ -70,10 +70,10 @@ class CreateProfileStep(BaseStep):
         """Create profile."""
         super().execute()
         definition: Definition = Definition.get_definition_by_name_version(\
-            rb_name=settings.PNF_RB_NAME,
-            rb_version=settings.PNF_RB_VERSION)
-        with open(settings.PNF_PROFILE_ARTIFACT_FILE_PATH, "rb") as profile_file:
-            self.profile = definition.create_profile(profile_name=settings.PNF_PROFILE_NAME,
+            rb_name=settings.MSB_K8S_RB_NAME,
+            rb_version=settings.MSB_K8S_RB_VERSION)
+        with open(settings.MSB_K8S_PROFILE_ARTIFACT_FILE_PATH, "rb") as profile_file:
+            self.profile = definition.create_profile(profile_name=settings.MSB_K8S_PROFILE_NAME,
                                                      namespace=settings.K8S_NAMESPACE,
                                                      kubernetes_version=settings.K8S_VERSION)
             self.profile.upload_artifact(profile_file.read())