feat!: Add objectOverrides field to ListenerSpec (#1136)

* feat!: Add `objectOverrides` field to `ListenerSpec`

* changelog

* changelog

* Update crates/stackable-operator/CHANGELOG.md

Co-authored-by: Malte Sander <malte.sander.it@gmail.com>

* Update CRD preview

---------

Co-authored-by: Malte Sander <malte.sander.it@gmail.com>

Author: sbernauer

crates/stackable-operator/CHANGELOG.md

@@ -4,11 +4,17 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
+### Added
+
+- BREAKING: Add `objectOverrides` field to `ListenerSpec` ([#1136]).
+
 ### Changed
 
 - Revert and pin k8s-openapi to 0.26.0 ([#1135]).
+- BREAKING: `ListenerSpec` no longer derives `Eq` ([#1136]).
 
 [#1135]: https://github.com/stackabletech/operator-rs/pull/1135
+[#1136]: https://github.com/stackabletech/operator-rs/pull/1136
 
 ## [0.101.2] - 2026-01-07
 

crates/stackable-operator/crds/Listener.yaml

@@ -41,6 +41,20 @@ spec:
                 default: {}
                 description: Extra labels that the Pods must match in order to be exposed. They must _also_ still have a Volume referring to the Listener.
                 type: object
+              objectOverrides:
+                default: []
+                description: |-
+                  A list of generic Kubernetes objects, which are merged into the objects that the operator
+                  creates.
+
+                  List entries are arbitrary YAML objects, which need to be valid Kubernetes objects.
+
+                  Read the [Object overrides documentation](https://docs.stackable.tech/home/nightly/concepts/overrides#object-overrides)
+                  for more information.
+                items:
+                  type: object
+                  x-kubernetes-preserve-unknown-fields: true
+                type: array
               ports:
                 description: Ports that should be exposed.
                 items:

crates/stackable-operator/src/crd/listener/listeners/mod.rs

@@ -34,7 +34,7 @@ use stackable_versioned::versioned;
 
 #[cfg(doc)]
 use crate::builder::pod::volume::ListenerOperatorVolumeSourceBuilder;
-use crate::crd::listener::core::v1alpha1 as core_v1alpha1;
+use crate::{crd::listener::core::v1alpha1 as core_v1alpha1, deep_merger::ObjectOverrides};
 
 mod v1alpha1_impl;
 
@@ -55,7 +55,7 @@ pub mod versioned {
         namespaced
     ))]
     #[derive(
-        CustomResource, Serialize, Deserialize, Default, Clone, Debug, JsonSchema, PartialEq, Eq,
+        CustomResource, Serialize, Deserialize, Default, Clone, Debug, JsonSchema, PartialEq,
     )]
     #[serde(rename_all = "camelCase")]
     pub struct ListenerSpec {
@@ -72,6 +72,10 @@ pub mod versioned {
         /// Whether incoming traffic should also be directed to Pods that are not `Ready`.
         #[serde(default = "ListenerSpec::default_publish_not_ready_addresses")]
         pub publish_not_ready_addresses: Option<bool>,
+
+        // Docs are provided by the ObjectOverrides struct
+        #[serde(default)]
+        pub object_overrides: ObjectOverrides,
     }
 
     /// Informs users about Listeners that are bound by a given Pod.