Only run on default project

Author: nielsbauman

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/template/IndexTemplateRegistry.java

@@ -247,6 +247,9 @@ public void clusterChanged(ClusterChangedEvent event) {
             return;
         }
         for (ProjectMetadata project : event.state().metadata().projects().values()) {
+            if (project.id() != ProjectId.DEFAULT) {
+                continue;
+            }
             addIngestPipelinesIfMissing(project);
             addTemplatesIfMissing(project);
             addIndexLifecyclePoliciesIfMissing(project);

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/template/IndexTemplateRegistryTests.java

@@ -871,13 +871,6 @@ private ClusterState createClusterState(
                             .putCustom(IngestMetadata.TYPE, ingestMetadata)
                             .build()
                     )
-                    .put(
-                        ProjectMetadata.builder(projectId)
-                            .componentTemplates(componentTemplates)
-                            .putCustom(IndexLifecycleMetadata.TYPE, ilmMeta)
-                            .putCustom(IngestMetadata.TYPE, ingestMetadata)
-                            .build()
-                    )
                     .build()
             )
             .blocks(new ClusterBlocks.Builder().build())

x-pack/qa/multi-project/xpack-rest-tests-with-multiple-projects/build.gradle

@@ -10,7 +10,6 @@ dependencies {
   testImplementation(testArtifact(project(":x-pack:plugin:security:qa:service-account"), "javaRestTest"))
   restXpackTestConfig project(path: ':x-pack:plugin:ilm:qa:rest', configuration: "basicRestSpecs")
   restXpackTestConfig project(path: ':x-pack:plugin:downsample:qa:rest', configuration: "basicRestSpecs")
-  restXpackTestConfig project(path: ':x-pack:plugin:stack', configuration: "basicRestSpecs")
 }
 
 // let the yamlRestTests see the classpath of test