X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=n2vc%2Futils.py;h=a661e050289721aa352b85311474f91e15e508aa;hb=refs%2Ftags%2Frelease-v11.0-start;hp=f0146a00417cbb9603f609812692c2372eeb9935;hpb=eb8943a887e2fb8cce0240382811f9e504f3c7fb;p=osm%2FN2VC.git

diff --git a/n2vc/utils.py b/n2vc/utils.py
index f0146a0..a661e05 100644
--- a/n2vc/utils.py
+++ b/n2vc/utils.py
@@ -22,6 +22,7 @@ from juju.application import Application
 from juju.action import Action
 from juju.unit import Unit
 from n2vc.exceptions import N2VCInvalidCertificate
+from typing import Tuple
 
 
 def base64_to_cacert(b64string):
@@ -33,7 +34,11 @@ def base64_to_cacert(b64string):
     try:
         cacert = base64.b64decode(b64string).decode("utf-8")
 
-        cacert = re.sub(r"\\n", r"\n", cacert,)
+        cacert = re.sub(
+            r"\\n",
+            r"\n",
+            cacert,
+        )
     except binascii.Error as e:
         raise N2VCInvalidCertificate(message="Invalid CA Certificate: {}".format(e))
 
@@ -143,3 +148,18 @@ def obj_to_dict(obj: object) -> dict:
     yaml_text = obj_to_yaml(obj)
     # parse to dict
     return yaml.load(yaml_text, Loader=yaml.Loader)
+
+
+def get_ee_id_components(ee_id: str) -> Tuple[str, str, str]:
+    """
+    Get model, application and machine components from an execution environment id
+    :param ee_id:
+    :return: model_name, application_name, machine_id
+    """
+    parts = ee_id.split(".")
+    if len(parts) != 3:
+        raise Exception("invalid ee id.")
+    model_name = parts[0]
+    application_name = parts[1]
+    machine_id = parts[2]
+    return model_name, application_name, machine_id