Merge branch 'main' into svilen/130306

Author: svilen-mihaylov-elastic

README.asciidoc

@@ -275,7 +275,7 @@ For the complete Elasticsearch documentation visit
 https://www.elastic.co/guide/en/elasticsearch/reference/current/index.html[elastic.co].
 
 For information about our documentation processes, see the
-xref:docs/README.asciidoc[docs README].
+xref:https://github.com/elastic/elasticsearch/blob/main/docs/README.md[docs README].
 
 [[examples]]
 == Examples and guides

docs/changelog/129013.yaml

@@ -0,0 +1,13 @@
+pr: 129013
+summary: "Add remote index support to LOOKUP JOIN"
+area: ES|QL
+type: feature
+issues: [ ]
+highlight:
+  title: Add remote index support to LOOKUP JOIN
+  body: |-
+    Queries containing LOOKUP JOIN now can be preformed on cross-cluster indices, for example:
+    [source,yaml]
+    ----------------------------
+    FROM logs-*, remote:logs-* | LOOKUP JOIN clients on ip | SORT timestamp | LIMIT 100
+    ----------------------------

docs/changelog/130593.yaml

@@ -0,0 +1,5 @@
+pr: 130593
+summary: Add new `CachePopulationReason`
+area: Store
+type: enhancement
+issues: []

docs/changelog/130776.yaml

@@ -0,0 +1,6 @@
+pr: 130776
+summary: Fix msearch request parsing when index expression is null
+area: Search
+type: bug
+issues:
+ - 129631

docs/reference/search-connectors/elastic-managed-connectors.md

@@ -1,6 +1,6 @@
 ---
 applies_to:
-  ess: discontinued 9.0.0
+  ess: removed 9.0.0
 mapped_pages:
   - https://www.elastic.co/guide/en/elasticsearch/reference/current/es-native-connectors.html
 ---

muted-tests.yml

@@ -492,9 +492,6 @@ tests:
 - class: org.elasticsearch.xpack.esql.qa.multi_node.EsqlSpecIT
   method: test {lookup-join.MvJoinKeyOnFrom SYNC}
   issue: https://github.com/elastic/elasticsearch/issues/130296
-- class: org.elasticsearch.ingest.PipelineFactoryTests
-  method: testCreateUnsupportedFieldAccessPattern
-  issue: https://github.com/elastic/elasticsearch/issues/130422
 - class: org.elasticsearch.test.rest.yaml.RcsCcsCommonYamlTestSuiteIT
   method: test {p0=msearch/20_typed_keys/Multisearch test with typed_keys parameter for sampler and significant terms}
   issue: https://github.com/elastic/elasticsearch/issues/130472
@@ -555,9 +552,6 @@ tests:
 - class: org.elasticsearch.xpack.esql.action.EsqlRemoteErrorWrapIT
   method: testThatRemoteErrorsAreWrapped
   issue: https://github.com/elastic/elasticsearch/issues/130794
-- class: org.elasticsearch.xpack.esql.qa.multi_node.EsqlSpecIT
-  method: test {ints.InCast SYNC}
-  issue: https://github.com/elastic/elasticsearch/issues/130796
 - class: org.elasticsearch.backwards.MixedClusterClientYamlTestSuiteIT
   method: test {p0=mtermvectors/10_basic/Tests catching other exceptions per item}
   issue: https://github.com/elastic/elasticsearch/issues/122414
@@ -567,9 +561,12 @@ tests:
 - class: org.elasticsearch.cluster.ClusterStateSerializationTests
   method: testSerializationPreMultiProject
   issue: https://github.com/elastic/elasticsearch/issues/130872
-- class: org.elasticsearch.cluster.coordination.votingonly.VotingOnlyNodePluginTests
-  method: testPreferFullMasterOverVotingOnlyNodes
-  issue: https://github.com/elastic/elasticsearch/issues/130883
+- class: org.elasticsearch.search.SearchWithRejectionsIT
+  method: testOpenContextsAfterRejections
+  issue: https://github.com/elastic/elasticsearch/issues/130821
+- class: org.elasticsearch.packaging.test.DockerTests
+  method: test082CannotUseEnvVarsAndFiles
+  issue: https://github.com/elastic/elasticsearch/issues/129808
 
 # Examples:
 #

qa/mixed-cluster/build.gradle

@@ -89,6 +89,7 @@ buildParams.bwcVersions.withWireCompatible { bwcVersion, baseName ->
         setting 'health.master_history.no_master_transitions_threshold', '10'
       }
       requiresFeature 'es.index_mode_feature_flag_registered', Version.fromString("8.0.0")
+      requiresFeature 'sub_objects_auto', Version.fromString("8.16.0")
       if (bwcVersion.before(Version.fromString("8.18.0"))) {
         jvmArgs '-da:org.elasticsearch.index.mapper.DocumentMapper'
         jvmArgs '-da:org.elasticsearch.index.mapper.MapperService'

server/src/main/java/org/elasticsearch/TransportVersions.java

@@ -336,6 +336,7 @@ static TransportVersion def(int id) {
     public static final TransportVersion ESQL_LOCAL_RELATION_WITH_NEW_BLOCKS = def(9_117_0_00);
     public static final TransportVersion ML_INFERENCE_CUSTOM_SERVICE_EMBEDDING_TYPE = def(9_118_0_00);
     public static final TransportVersion ESQL_FIXED_INDEX_LIKE = def(9_119_0_00);
+    public static final TransportVersion LOOKUP_JOIN_CCS = def(9_120_0_00);
 
     /*
      * STOP! READ THIS FIRST! No, really,

server/src/main/java/org/elasticsearch/action/admin/cluster/tasks/PendingClusterTasksResponse.java

@@ -49,6 +49,7 @@ public String toString() {
                 .append(pendingClusterTask.getSource())
                 .append("/")
                 .append(pendingClusterTask.getTimeInQueue())
+                .append(pendingClusterTask.executing() ? "[executing]" : "")
                 .append("\n");
         }
         return sb.toString();

server/src/main/java/org/elasticsearch/cluster/project/ProjectStateRegistry.java

@@ -145,6 +145,18 @@ Map<ProjectId, Settings> getProjectsSettings() {
         return Collections.unmodifiableMap(projectsSettings);
     }
 
+    @Override
+    public String toString() {
+        return "ProjectStateRegistry["
+            + "projectsSettings="
+            + projectsSettings
+            + ", projectsMarkedForDeletion="
+            + projectsMarkedForDeletion
+            + ", projectsMarkedForDeletionGeneration="
+            + projectsMarkedForDeletionGeneration
+            + ']';
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;