chore: Update Druid product version to 31.0.1 and adjust coordinator memory limit (#685)

* chore: Update Druid product version to 31.0.1 and adjust resource limits

* docs: don't mark 31.0.1 as experimental

* remove 26.0.0 / fix opa integration test

* docs: split changelog entry into separate entries

* docs: improved changelog entry

Co-authored-by: Sebastian Bernauer <sebastian.bernauer@stackable.de>

* fix: adjusted docs to reflect new memory limits

* fix: LTS version

Co-authored-by: Sebastian Bernauer <sebastian.bernauer@stackable.de>

---------

Co-authored-by: Sebastian Bernauer <sebastian.bernauer@stackable.de>

Author: dervoeti

CHANGELOG.md

@@ -10,6 +10,8 @@ All notable changes to this project will be documented in this file.
  config property `requestedSecretLifetime`. This helps reducing frequent Pod restarts ([#660]).
 - Run a `containerdebug` process in the background of each "druid" container to collect debugging information ([#667]).
 - Aggregate emitted Kubernetes events on the CustomResources ([#677]).
+- Support Apache Druid `31.0.1` and `30.0.1`, remove `26.0.0` ([#685]).
+- BREAKING: Adjust default memory limits of coordinator from `512Mi` to `768Mi` and middlemanager from `1Gi` to `1500Mi` ([#685]).
 
 ### Changed
 
@@ -19,6 +21,7 @@ All notable changes to this project will be documented in this file.
 [#667]: https://github.com/stackabletech/druid-operator/pull/667
 [#676]: https://github.com/stackabletech/druid-operator/pull/676
 [#677]: https://github.com/stackabletech/druid-operator/pull/677
+[#685]: https://github.com/stackabletech/druid-operator/pull/685
 
 ## [24.11.1] - 2025-01-09
 

docs/modules/druid/examples/getting_started/druid.yaml

@@ -5,7 +5,7 @@ metadata:
   name: simple-druid
 spec:
   image:
-    productVersion: 30.0.0
+    productVersion: 31.0.1
   clusterConfig:
     listenerClass: external-stable # This exposes your Stacklet outside of Kubernetes. Remove this configuration if this is not desired
     zookeeperConfigMapName: simple-druid-znode

docs/modules/druid/examples/getting_started/druid.yaml.j2

@@ -5,7 +5,7 @@ metadata:
   name: simple-druid
 spec:
   image:
-    productVersion: 30.0.0
+    productVersion: 31.0.1
   clusterConfig:
     listenerClass: external-stable # This exposes your Stacklet outside of Kubernetes. Remove this configuration if this is not desired
     zookeeperConfigMapName: simple-druid-znode

docs/modules/druid/pages/usage-guide/resources-and-storage.adoc

@@ -13,7 +13,7 @@ A minimal HA setup consisting of 2 Pods of each role has the following https://k
 
 * `4700m` CPU request
 * `13800m` CPU limit
-* `11376m` memory request and limit
+* `12144Mi` memory request and limit
 
 Of course, additional services require additional resources.
 For Stackable components, see the corresponding documentation on further resource requirements.
@@ -54,15 +54,15 @@ spec:
           min: 300m
           max: 1200m
         memory:
-          limit: 1Gi
+          limit: 1500Mi
   coordinators:
     config:
       resources:
         cpu:
           min: 100m
           max: 400m
         memory:
-          limit: 512Mi
+          limit: 768Mi
 ----
 
 The operator may configure an additional container for log aggregation.

docs/modules/druid/partials/supported-versions.adoc

@@ -2,5 +2,6 @@
 // This is a separate file, since it is used by both the direct Druid documentation, and the overarching
 // Stackable Platform documentation.
 
-- 30.0.0 (LTS)
-- 26.0.0 (deprecated)
+- 31.0.1
+- 30.0.1 (LTS)
+- 30.0.0 (deprecated)

examples/psql-s3/psql-s3-druid-cluster.yaml

@@ -45,7 +45,7 @@ metadata:
   name: psql-s3-druid
 spec:
   image:
-    productVersion: 30.0.0
+    productVersion: 31.0.1
   clusterConfig:
     deepStorage:
       s3:

examples/psql/psql-hdfs-druid-cluster.yaml

@@ -56,7 +56,7 @@ metadata:
   name: psql-druid
 spec:
   image:
-    productVersion: 30.0.0
+    productVersion: 31.0.1
   clusterConfig:
     deepStorage:
       hdfs:

examples/tls/tls-druid-cluster.yaml

@@ -78,7 +78,7 @@ metadata:
   name: derby-druid
 spec:
   image:
-    productVersion: 30.0.0
+    productVersion: 31.0.1
   clusterConfig:
     authentication:
       - authenticationClass: druid-mtls-authentication-class

rust/operator-binary/src/crd/resource.rs

@@ -180,7 +180,7 @@ pub static MIDDLE_MANAGER_RESOURCES: LazyLock<
         max: Some(Quantity("1200m".to_owned())),
     },
     memory: MemoryLimitsFragment {
-        limit: Some(Quantity("1Gi".to_owned())),
+        limit: Some(Quantity("1500Mi".to_owned())),
         runtime_limits: NoRuntimeLimitsFragment {},
     },
     storage: storage::DruidStorageFragment {},
@@ -223,7 +223,7 @@ pub static COORDINATOR_RESOURCES: LazyLock<
         max: Some(Quantity("400m".to_owned())),
     },
     memory: MemoryLimitsFragment {
-        limit: Some(Quantity("512Mi".to_owned())),
+        limit: Some(Quantity("768Mi".to_owned())),
         runtime_limits: NoRuntimeLimitsFragment {},
     },
     storage: storage::DruidStorageFragment {},

tests/templates/kuttl/authorizer/02-install-opa.yaml.j2

@@ -11,16 +11,16 @@ data:
 
     default allow = false
 
-    allow if {
-      input.user == "alice"
+    allow {
+      input.authenticationResult.identity == "alice"
     }
 
-    allow if {
-      input.user == "admin"
+    allow {
+      input.authenticationResult.identity == "admin"
     }
 
-    allow if {
-      input.user == "druid_system"
+    allow {
+      input.authenticationResult.identity == "druid_system"
     }
 ---
 apiVersion: opa.stackable.tech/v1alpha1