[kubernetes][minor] Operator garbage collection fix (#13392)

python/ray/operator/operator_utils.py

@@ -1,7 +1,7 @@
 import copy
 import logging
 import os
-from typing import Any, Dict, Iterator, List
+from typing import Any, Dict, Iterator
 
 from kubernetes.watch import Watch
 
@@ -39,15 +39,6 @@ PROVIDER_CONFIG = {
 
 root_logger = logging.getLogger("ray")
 root_logger.setLevel(logging.getLevelName("DEBUG"))
-"""
-ownerReferences:
-  - apiVersion: apps/v1
-    controller: true
-    blockOwnerDeletion: true
-    kind: ReplicaSet
-    name: my-repset
-    uid: d9607e19-f88f-11e6-a518-42010a800195
-"""
 
 
 def config_path(cluster_name: str) -> str:
@@ -68,23 +59,17 @@ def cluster_cr_stream() -> Iterator:
 def cr_to_config(cluster_resource: Dict[str, Any]) -> Dict[str, Any]:
     """Convert RayCluster custom resource to a ray cluster config for use by the
     autoscaler."""
-    cr_spec = cluster_resource["spec"]
-    cr_meta = cluster_resource["metadata"]
-    config = translate(cr_spec, dictionary=CONFIG_FIELDS)
-    pod_types = cr_spec["podTypes"]
-    config["available_node_types"] = get_node_types(
-        pod_types, cluster_name=cr_meta["name"], cluster_uid=cr_meta["uid"])
-    config["cluster_name"] = cr_meta["name"]
+    config = translate(cluster_resource["spec"], dictionary=CONFIG_FIELDS)
+    config["available_node_types"] = get_node_types(cluster_resource)
+    config["cluster_name"] = cluster_resource["metadata"]["name"]
     config["provider"] = PROVIDER_CONFIG
     return config
 
 
-def get_node_types(pod_types: List[Dict[str, Any]], cluster_name: str,
-                   cluster_uid: str) -> Dict[str, Any]:
-    cluster_owner_reference = get_cluster_owner_reference(
-        cluster_name, cluster_uid)
+def get_node_types(cluster_resource: Dict[str, Any]) -> Dict[str, Any]:
+    cluster_owner_reference = get_cluster_owner_reference(cluster_resource)
     node_types = {}
-    for pod_type in pod_types:
+    for pod_type in cluster_resource["spec"]["podTypes"]:
         name = pod_type["name"]
         pod_type_copy = copy.deepcopy(pod_type)
         pod_type_copy.pop("name")
@@ -97,15 +82,15 @@ def get_node_types(pod_types: List[Dict[str, Any]], cluster_name: str,
     return node_types
 
 
-def get_cluster_owner_reference(cluster_name: str,
-                                cluster_uid: str) -> Dict[str, Any]:
+def get_cluster_owner_reference(
+        cluster_resource: Dict[str, Any]) -> Dict[str, Any]:
     return {
-        "apiVersion": "apps/v1",
-        "controller": True,
+        "apiVersion": cluster_resource["apiVersion"],
+        "kind": cluster_resource["kind"],
         "blockOwnerDeletion": True,
-        "kind": "RayCluster",
-        "name": cluster_name,
-        "uid": cluster_uid
+        "controller": True,
+        "name": cluster_resource["metadata"]["name"],
+        "uid": cluster_resource["metadata"]["uid"]
     }
 
 

python/ray/setup-dev.py

@@ -1,5 +1,7 @@
 #!/usr/bin/env python
-"""This script allows you to develop RLlib without needing to compile Ray."""
+"""This script allows you to develop Ray Python code without needing to compile
+Ray.
+See https://docs.ray.io/en/master/development.html#building-ray-python-only"""
 
 import argparse
 import click
@@ -64,6 +66,7 @@ if __name__ == "__main__":
     do_link("rllib", force=args.yes, local_path="../../../rllib")
     do_link("tune", force=args.yes)
     do_link("autoscaler", force=args.yes)
+    do_link("operator", force=args.yes)
     do_link("cloudpickle", force=args.yes)
     do_link("scripts", force=args.yes)
     do_link("internal", force=args.yes)