Remove OkHttp Client from the Operator

Closes #19573

operator/pom.xml

@@ -21,8 +21,12 @@
             See https://github.com/quarkusio/quarkus/blob/<versionTag>/bom/application/pom.xml
             for reference
         -->
-        <kubernetes-client.version>6.5.1</kubernetes-client.version>
         <wildfly.common.version>1.5.4.Final-format-001</wildfly.common.version>
+        <!--
+            FIXME: This is currently NOT aligned with Quarkus and QOSDK. We need to use a newer Fabric8 version to resolve issues in Vert.x HTTP Client.
+            Tracked by: https://github.com/keycloak/keycloak/issues/20130
+        -->
+        <kubernetes-client.version>6.6.0</kubernetes-client.version>
 
         <compiler-plugin.version>3.8.1</compiler-plugin.version>
         <maven.compiler.parameters>true</maven.compiler.parameters>
@@ -37,14 +41,22 @@
     </properties>
     
     <dependencyManagement>
+        <!-- FIXME: Fabric8 dependency override needs to be removed as part of https://github.com/keycloak/keycloak/issues/20130 -->
         <dependencies>
-        <dependency>
+            <dependency>
-            <groupId>io.quarkiverse.operatorsdk</groupId>
+                <groupId>io.fabric8</groupId>
-            <artifactId>quarkus-operator-sdk-bom</artifactId>
+                <artifactId>kubernetes-client-bom</artifactId>
-            <version>${quarkus.operator.sdk.version}</version>
+                <version>${kubernetes-client.version}</version>
-            <type>pom</type>
+                <type>pom</type>
-            <scope>import</scope>
+                <scope>import</scope>
-        </dependency>
+            </dependency>
+            <dependency>
+                <groupId>io.quarkiverse.operatorsdk</groupId>
+                <artifactId>quarkus-operator-sdk-bom</artifactId>
+                <version>${quarkus.operator.sdk.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -95,12 +107,6 @@
           <groupId>io.quarkus</groupId>
           <artifactId>quarkus-container-image-docker</artifactId>
         </dependency>
-        <!-- FIXME: We should not need OKHttp Client, see HttpClientFactory class -->
-        <dependency>
-            <groupId>io.fabric8</groupId>
-            <artifactId>kubernetes-httpclient-okhttp</artifactId>
-            <version>${kubernetes-client.version}</version>
-        </dependency>
 
         <!-- Keycloak -->
         <dependency>

operator/src/main/java/org/keycloak/kubernetes/client/HttpClientFactory.java

@@ -1,42 +0,0 @@
-/*
- * Copyright 2023 Red Hat, Inc. and/or its affiliates
- * and other contributors as indicated by the @author tags.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.keycloak.kubernetes.client;
-
-import io.fabric8.kubernetes.client.okhttp.OkHttpClientFactory;
-
-/**
- * FIXME: This Factory is meant to force Fabric8 to use OKHttp Client. We should not normally do that as it is not aligned with Quarkus.
- * Remove once the following are resolved:
- * https://github.com/fabric8io/kubernetes-client/issues/5036
- * https://github.com/fabric8io/kubernetes-client/issues/5033 (only needed by tests)
- *
- * Tracked by: https://github.com/keycloak/keycloak/issues/19573
- *
- * @author Vaclav Muzikar <vmuzikar@redhat.com>
- */
-public class HttpClientFactory extends OkHttpClientFactory {
-    @Override
-    public boolean isDefault() {
-        return false;
-    }
-
-    @Override
-    public int priority() {
-        return 10000;
-    }
-}

operator/src/main/resources/META-INF/services/io.fabric8.kubernetes.client.http.HttpClient$Factory

@@ -1,18 +0,0 @@
-#
-# Copyright 2023 Red Hat, Inc. and/or its affiliates
-# and other contributors as indicated by the @author tags.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-org.keycloak.kubernetes.client.HttpClientFactory