Make API Proxy optional and avoid replacing existing SSH Keys in the provisioner

[osm/N2VC.git] / n2vc / k8s_juju_conn.py

diff --git a/n2vc/k8s_juju_conn.py b/n2vc/k8s_juju_conn.py
index 1f9c896..a0bf3cf 100644 (file)
--- a/n2vc/k8s_juju_conn.py
+++ b/n2vc/k8s_juju_conn.py
@@ -23,7 +23,7 @@ from juju.controller import Controller
 from juju.model import Model
 from n2vc.exceptions import K8sException
 from n2vc.k8s_conn import K8sConnector
-
+from n2vc.kubectl import Kubectl
 from .exceptions import MethodNotImplemented
 
 
@@ -335,8 +335,10 @@ class K8sJujuConnector(K8sConnector):
                     in the package>
                 - <URL_where_to_fetch_juju_bundle>
             """
-
-            previous_workdir = os.getcwd()
+            try:
+                previous_workdir = os.getcwd()
+            except FileNotFoundError:
+                previous_workdir = "/app/storage"
 
             bundle = kdu_model
             if kdu_model.startswith("cs:"):
@@ -689,6 +691,31 @@ class K8sJujuConnector(K8sConnector):
 
         return status
 
+    async def get_services(
+        self, cluster_uuid: str, kdu_instance: str, namespace: str
+    ) -> list:
+        """Return a list of services of a kdu_instance"""
+
+        config_file = self.get_config_file(cluster_uuid=cluster_uuid)
+        kubectl = Kubectl(config_file=config_file)
+        return kubectl.get_services(
+            field_selector="metadata.namespace={}".format(kdu_instance)
+        )
+
+    async def get_service(
+        self, cluster_uuid: str, service_name: str, namespace: str
+    ) -> object:
+        """Return data for a specific service inside a namespace"""
+
+        config_file = self.get_config_file(cluster_uuid=cluster_uuid)
+        kubectl = Kubectl(config_file=config_file)
+
+        return kubectl.get_services(
+            field_selector="metadata.name={},metadata.namespace={}".format(
+                service_name, namespace
+            )
+        )[0]
+
     # Private methods
     async def add_k8s(self, cloud_name: str, credentials: str,) -> bool:
         """Add a k8s cloud to Juju
@@ -836,6 +863,12 @@ class K8sJujuConnector(K8sConnector):
             if "already exists" not in stderr:
                 raise Exception(stderr)
 
+    def get_config_file(self, cluster_uuid: str) -> str:
+        """
+        Get Cluster Kubeconfig location
+        """
+        return "{}/{}/.kube/config".format(self.fs.path, cluster_uuid)
+
     def get_config(self, cluster_uuid: str,) -> dict:
         """Get the cluster configuration
 
@@ -913,14 +946,13 @@ class K8sJujuConnector(K8sConnector):
         :param credentials dict: A dictionary containing the k8s credentials
         :returns: A boolean if the cluster is running locally
         """
+
         creds = yaml.safe_load(credentials)
-        if os.getenv("OSMLCM_VCA_APIPROXY"):
-            host_ip = os.getenv("OSMLCM_VCA_APIPROXY")
 
-        if creds and host_ip:
+        if creds and os.getenv("OSMLCM_VCA_APIPROXY"):
             for cluster in creds["clusters"]:
                 if "server" in cluster["cluster"]:
-                    if host_ip in cluster["cluster"]["server"]:
+                    if os.getenv("OSMLCM_VCA_APIPROXY") in cluster["cluster"]["server"]:
                         return True
 
         return False