Bump versions after 8.18.5 release

.buildkite/pipelines/intake.yml

@@ -65,7 +65,7 @@ steps:
         timeout_in_minutes: 300
         matrix:
           setup:
-            BWC_VERSION: ["7.17.30", "8.17.10", "8.18.5", "8.19.2"]
+            BWC_VERSION: ["7.17.30", "8.17.10", "8.18.6", "8.19.2"]
         agents:
           provider: gcp
           image: family/elasticsearch-ubuntu-2404

.buildkite/pipelines/periodic-packaging.yml

@@ -609,8 +609,8 @@ steps:
         env:
           BWC_VERSION: 8.17.10
 
-      - label: "{{matrix.image}} / 8.18.5 / packaging-tests-upgrade"
-        command: ./.ci/scripts/packaging-test.sh -Dbwc.checkout.align=true destructiveDistroUpgradeTest.v8.18.5
+      - label: "{{matrix.image}} / 8.18.6 / packaging-tests-upgrade"
+        command: ./.ci/scripts/packaging-test.sh -Dbwc.checkout.align=true destructiveDistroUpgradeTest.v8.18.6
         timeout_in_minutes: 300
         matrix:
           setup:
@@ -623,7 +623,7 @@ steps:
           machineType: custom-16-32768
           buildDirectory: /dev/shm/bk
         env:
-          BWC_VERSION: 8.18.5
+          BWC_VERSION: 8.18.6
 
       - label: "{{matrix.image}} / 8.19.2 / packaging-tests-upgrade"
         command: ./.ci/scripts/packaging-test.sh -Dbwc.checkout.align=true destructiveDistroUpgradeTest.v8.19.2

.buildkite/pipelines/periodic.yml

@@ -686,8 +686,8 @@ steps:
             - signal_reason: agent_stop
               limit: 3
 
-      - label: 8.18.5 / bwc
-        command: .ci/scripts/run-gradle.sh -Dbwc.checkout.align=true v8.18.5#bwcTest
+      - label: 8.18.6 / bwc
+        command: .ci/scripts/run-gradle.sh -Dbwc.checkout.align=true v8.18.6#bwcTest
         timeout_in_minutes: 300
         agents:
           provider: gcp
@@ -696,7 +696,7 @@ steps:
           buildDirectory: /dev/shm/bk
           preemptible: true
         env:
-          BWC_VERSION: 8.18.5
+          BWC_VERSION: 8.18.6
         retry:
           automatic:
             - exit_status: "-1"
@@ -791,7 +791,7 @@ steps:
           setup:
             ES_RUNTIME_JAVA:
               - openjdk17
-            BWC_VERSION: ["7.17.30", "8.17.10", "8.18.5", "8.19.2"]
+            BWC_VERSION: ["7.17.30", "8.17.10", "8.18.6", "8.19.2"]
         agents:
           provider: gcp
           image: family/elasticsearch-ubuntu-2404
@@ -840,7 +840,7 @@ steps:
               - openjdk21
               - openjdk22
               - openjdk23
-            BWC_VERSION: ["7.17.30", "8.17.10", "8.18.5", "8.19.2"]
+            BWC_VERSION: ["7.17.30", "8.17.10", "8.18.6", "8.19.2"]
         agents:
           provider: gcp
           image: family/elasticsearch-ubuntu-2404

.ci/bwcVersions

@@ -35,5 +35,5 @@ BWC_VERSION:
   - "8.15.5"
   - "8.16.6"
   - "8.17.10"
-  - "8.18.5"
+  - "8.18.6"
   - "8.19.2"

.ci/snapshotBwcVersions

@@ -1,5 +1,5 @@
 BWC_VERSION:
   - "7.17.30"
   - "8.17.10"
-  - "8.18.5"
+  - "8.18.6"
   - "8.19.2"

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

@@ -192,6 +192,7 @@ public class TransportVersions {
     public static final TransportVersion INITIAL_ELASTICSEARCH_8_18_3 = def(8_840_0_05);
     public static final TransportVersion INITIAL_ELASTICSEARCH_8_18_4 = def(8_840_0_06);
     public static final TransportVersion INITIAL_ELASTICSEARCH_8_18_5 = def(8_840_0_07);
+    public static final TransportVersion INITIAL_ELASTICSEARCH_8_18_6 = def(8_840_0_08);
     public static final TransportVersion INITIAL_ELASTICSEARCH_8_19 = def(8_841_0_00);
     public static final TransportVersion COHERE_BIT_EMBEDDING_TYPE_SUPPORT_ADDED_BACKPORT_8_X = def(8_841_0_01);
     public static final TransportVersion REMOVE_ALL_APPLICABLE_SELECTOR_BACKPORT_8_19 = def(8_841_0_02);

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

@@ -217,6 +217,7 @@ public class Version implements VersionId<Version>, ToXContentFragment {
     public static final Version V_8_18_3 = new Version(8_18_03_99);
     public static final Version V_8_18_4 = new Version(8_18_04_99);
     public static final Version V_8_18_5 = new Version(8_18_05_99);
+    public static final Version V_8_18_6 = new Version(8_18_06_99);
     public static final Version V_8_19_0 = new Version(8_19_00_99);
     public static final Version V_8_19_1 = new Version(8_19_01_99);
     public static final Version V_8_19_2 = new Version(8_19_02_99);

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

@@ -160,5 +160,6 @@
 8.18.2,8840004
 8.18.3,8840005
 8.18.4,8840006
+8.18.5,8840007
 8.19.0,8841064
 8.19.1,8841065

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

@@ -160,5 +160,6 @@
 8.18.2,8525000
 8.18.3,8525000
 8.18.4,8525000
+8.18.5,8525000
 8.19.0,8536000
 8.19.1,8536000