Bump versions after 8.15.2 release

.buildkite/pipelines/intake.yml

@@ -62,7 +62,7 @@ steps:
         timeout_in_minutes: 300
         matrix:
           setup:
-            BWC_VERSION: ["7.17.25", "8.15.2", "8.16.0"]
+            BWC_VERSION: ["7.17.25", "8.15.3", "8.16.0"]
         agents:
           provider: gcp
           image: family/elasticsearch-ubuntu-2004

.buildkite/pipelines/periodic-packaging.yml

@@ -594,8 +594,8 @@ steps:
         env:
           BWC_VERSION: 8.14.3
 
-      - label: "{{matrix.image}} / 8.15.2 / packaging-tests-upgrade"
-        command: ./.ci/scripts/packaging-test.sh -Dbwc.checkout.align=true destructiveDistroUpgradeTest.v8.15.2
+      - label: "{{matrix.image}} / 8.15.3 / packaging-tests-upgrade"
+        command: ./.ci/scripts/packaging-test.sh -Dbwc.checkout.align=true destructiveDistroUpgradeTest.v8.15.3
         timeout_in_minutes: 300
         matrix:
           setup:
@@ -609,7 +609,7 @@ steps:
           buildDirectory: /dev/shm/bk
           diskSizeGb: 250
         env:
-          BWC_VERSION: 8.15.2
+          BWC_VERSION: 8.15.3
 
       - label: "{{matrix.image}} / 8.16.0 / packaging-tests-upgrade"
         command: ./.ci/scripts/packaging-test.sh -Dbwc.checkout.align=true destructiveDistroUpgradeTest.v8.16.0

.buildkite/pipelines/periodic.yml

@@ -662,8 +662,8 @@ steps:
             - signal_reason: agent_stop
               limit: 3
 
-      - label: 8.15.2 / bwc
-        command: .ci/scripts/run-gradle.sh -Dbwc.checkout.align=true v8.15.2#bwcTest
+      - label: 8.15.3 / bwc
+        command: .ci/scripts/run-gradle.sh -Dbwc.checkout.align=true v8.15.3#bwcTest
         timeout_in_minutes: 300
         agents:
           provider: gcp
@@ -673,7 +673,7 @@ steps:
           preemptible: true
           diskSizeGb: 250
         env:
-          BWC_VERSION: 8.15.2
+          BWC_VERSION: 8.15.3
         retry:
           automatic:
             - exit_status: "-1"
@@ -771,7 +771,7 @@ steps:
           setup:
             ES_RUNTIME_JAVA:
               - openjdk17
-            BWC_VERSION: ["7.17.25", "8.15.2", "8.16.0"]
+            BWC_VERSION: ["7.17.25", "8.15.3", "8.16.0"]
         agents:
           provider: gcp
           image: family/elasticsearch-ubuntu-2004
@@ -821,7 +821,7 @@ steps:
               - openjdk21
               - openjdk22
               - openjdk23
-            BWC_VERSION: ["7.17.25", "8.15.2", "8.16.0"]
+            BWC_VERSION: ["7.17.25", "8.15.3", "8.16.0"]
         agents:
           provider: gcp
           image: family/elasticsearch-ubuntu-2004
@@ -930,7 +930,7 @@ steps:
       machineType: n2-standard-8
       buildDirectory: /dev/shm/bk
       diskSizeGb: 250
-    if: build.branch == "main" || build.branch == "8.x" || build.branch == "7.17"
+    if: build.branch == "main" || build.branch == "7.17"
   - label: check-branch-consistency
     command: .ci/scripts/run-gradle.sh branchConsistency
     timeout_in_minutes: 15

.ci/bwcVersions

@@ -32,5 +32,5 @@ BWC_VERSION:
   - "8.12.2"
   - "8.13.4"
   - "8.14.3"
-  - "8.15.2"
+  - "8.15.3"
   - "8.16.0"

.ci/snapshotBwcVersions

@@ -1,4 +1,4 @@
 BWC_VERSION:
   - "7.17.25"
-  - "8.15.2"
+  - "8.15.3"
   - "8.16.0"

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

@@ -289,7 +289,7 @@ public class TransportVersions {
      * Reference to the minimum transport version that can be used with CCS.
      * This should be the transport version used by the previous minor release.
      */
-    public static final TransportVersion MINIMUM_CCS_VERSION = FIX_VECTOR_SIMILARITY_INNER_HITS_BACKPORT_8_15;
+    public static final TransportVersion MINIMUM_CCS_VERSION = ESQL_ATTRIBUTE_CACHED_SERIALIZATION_8_15;
 
     static final NavigableMap<Integer, TransportVersion> VERSION_IDS = getAllVersionIds(TransportVersions.class);
 

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

@@ -185,6 +185,7 @@ public class Version implements VersionId<Version>, ToXContentFragment {
     public static final Version V_8_15_0 = new Version(8_15_00_99);
     public static final Version V_8_15_1 = new Version(8_15_01_99);
     public static final Version V_8_15_2 = new Version(8_15_02_99);
+    public static final Version V_8_15_3 = new Version(8_15_03_99);
     public static final Version V_8_16_0 = new Version(8_16_00_99);
     public static final Version CURRENT = V_8_16_0;
 

server/src/main/resources/org/elasticsearch/TransportVersions.csv

@@ -129,3 +129,4 @@
 8.14.3,8636001
 8.15.0,8702002
 8.15.1,8702002
+8.15.2,8702003

server/src/main/resources/org/elasticsearch/index/IndexVersions.csv

@@ -129,3 +129,4 @@
 8.14.3,8505000
 8.15.0,8512000
 8.15.1,8512000
+8.15.2,8512000