fix: add hibernation and deletion time in status (#440)

Author: olevski

components/renku_data_services/notebooks/crs.py

@@ -1,10 +1,10 @@
 """Custom resource definition with proper names from the autogenerated code."""
 
-from datetime import datetime
+from datetime import UTC, datetime
 from typing import Any, cast
 from urllib.parse import urljoin, urlparse, urlunparse
 
-from kubernetes.utils import parse_quantity
+from kubernetes.utils import parse_duration, parse_quantity
 from pydantic import BaseModel, Field, field_validator
 from sanic.log import logger
 from ulid import ULID
@@ -24,6 +24,7 @@
     SecretRef,
     Session,
     State,
+    Status,
     Storage,
     TlsSecret,
 )
@@ -190,6 +191,30 @@ def as_apispec(self) -> apispec.SessionResponse:
         else:
             state = apispec.State3.starting
 
+        will_hibernate_at: datetime | None = None
+        will_delete_at: datetime | None = None
+        match self.status, self.spec.culling:
+            case (
+                Status(idle=True, idleSince=idle_since),
+                Culling(maxIdleDuration=max_idle),
+            ) if idle_since and max_idle:
+                will_hibernate_at = idle_since + parse_duration(max_idle)
+            case (
+                Status(state=State.Failed, failingSince=failing_since),
+                Culling(maxFailedDuration=max_failed),
+            ) if failing_since and max_failed:
+                will_hibernate_at = failing_since + parse_duration(max_failed)
+            case (
+                Status(state=State.NotReady),
+                Culling(maxAge=max_age),
+            ) if max_age and self.metadata.creationTimestamp:
+                will_hibernate_at = self.metadata.creationTimestamp + parse_duration(max_age)
+            case (
+                Status(state=State.Hibernated, hibernatedSince=hibernated_since),
+                Culling(maxHibernatedDuration=max_hibernated),
+            ) if hibernated_since and max_hibernated:
+                will_delete_at = hibernated_since + parse_duration(max_hibernated)
+
         return apispec.SessionResponse(
             image=self.spec.session.image,
             name=self.metadata.name,
@@ -205,6 +230,8 @@ def as_apispec(self) -> apispec.SessionResponse:
                 state=state,
                 ready_containers=ready_containers,
                 total_containers=total_containers,
+                will_hibernate_at=will_hibernate_at,
+                will_delete_at=will_delete_at,
             ),
             url=url,
             project_id=str(self.project_id),