brn: Introduce BRN as a class

app/models/__init__.py

@@ -3,6 +3,7 @@ from datetime import datetime
 from typing import Union, List, Optional, Any
 
 from app.alarms import alarms_for
+from app.brm.brn import BRN
 from app.extensions import db
 from app.models.alarms import Alarm
 
@@ -73,7 +74,7 @@ class AbstractResource(db.Model):  # type: ignore
 
     @property
     @abstractmethod
-    def brn(self) -> str:
+    def brn(self) -> BRN:
         raise NotImplementedError()
 
     def deprecate(self, *, reason: str) -> None:

app/models/mirrors.py

@@ -3,6 +3,7 @@ from typing import Optional, List
 from flask import current_app
 from tldextract import extract
 
+from app.brm.brn import BRN
 from app.extensions import db
 from app.models import AbstractConfiguration, AbstractResource
 from app.models.onions import Onion
@@ -53,8 +54,14 @@ class Proxy(AbstractResource):
     origin = db.relationship("Origin", back_populates="proxies")
 
     @property
-    def brn(self) -> str:
-        return f"brn:{current_app.config['GLOBAL_NAMESPACE']}:{self.origin.group_id}:mirror:{self.provider}:proxy/{self.id}"
+    def brn(self) -> BRN:
+        return BRN(
+            group_id=self.origin.group_id,
+            product="mirror",
+            provider=self.provider,
+            resource_type="proxy",
+            resource_id=self.id
+        )
 
     @classmethod
     def csv_header(cls) -> List[str]:
@@ -72,5 +79,11 @@ class SmartProxy(AbstractResource):
     group = db.relationship("Group", back_populates="smart_proxies")
 
     @property
-    def brn(self) -> str:
-        return f"brn:{current_app.config['GLOBAL_NAMESPACE']}:{self.group_id}:mirror:{self.provider}:smart-proxy/1"
+    def brn(self) -> BRN:
+        return BRN(
+            group_id=self.group_id,
+            product="mirror",
+            provider=self.provider,
+            resource_type="smart_proxy",
+            resource_id=str(1)
+        )

app/models/onions.py

@@ -1,5 +1,4 @@
-from flask import current_app
-
+from app.brm.brn import BRN
 from app.extensions import db
 from app.models import AbstractConfiguration, AbstractResource
 
@@ -21,5 +20,11 @@ class Eotk(AbstractResource):
     group = db.relationship("Group", back_populates="eotks")
 
     @property
-    def brn(self) -> str:
-        return f"brn:{current_app.config['GLOBAL_NAMESPACE']}:{self.group_id}:eotk:{self.provider}:instance/{self.region}"
+    def brn(self) -> BRN:
+        return BRN(
+            group_id=self.group_id,
+            provider=self.provider,
+            product="eotk",
+            resource_type="instance",
+            resource_id=self.region
+        )