prepare 2.20.0 release (#2443)

* prepare 2.20.0 release

* update licenses

* update metadata

---------

Co-authored-by: Lauri Tulmin <[email protected]>

Author: breedx-splk

CHANGELOG.md

@@ -8,6 +8,17 @@ and this repository adheres to [Semantic Versioning](https://semver.org/spec/v2.
 
 ## Unreleased
 
+## v2.20.0 - 2025-09-17
+
+### General
+
+- OpenTelemetry Java SDK has been updated to version 1.54.0.
+- OpenTelemetry Instrumentation for Java has been updated to version 2.20.0.
+
+### 📈 Enhancements
+
+- Add experimental context propagation for oracle db [#2434](https://github.com/signalfx/splunk-otel-java/pull/2434)
+
 ## v2.19.0 - 2025-08-21
 
 ### General

README.md

@@ -17,8 +17,8 @@ for details.
 
 <p align="center">
   <img alt="Stable" src="https://img.shields.io/badge/status-stable-informational?style=for-the-badge">
-  <a href="https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/tag/v2.19.0">
-    <img alt="OpenTelemetry Instrumentation for Java Version" src="https://img.shields.io/badge/otel-2.19.0-blueviolet?style=for-the-badge">
+  <a href="https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/tag/v2.20.0">
+    <img alt="OpenTelemetry Instrumentation for Java Version" src="https://img.shields.io/badge/otel-2.20.0-blueviolet?style=for-the-badge">
   </a>
   <a href="https://github.com/signalfx/gdi-specification/releases/tag/v1.7.0">
     <img alt="Splunk GDI specification" src="https://img.shields.io/badge/GDI-1.7.0-blueviolet?style=for-the-badge">
@@ -76,11 +76,6 @@ see [Migrate from the SignalFx Java Agent](https://quickdraw.splunk.com/redirect
 
 <!-- Comments, spacing, empty and new lines in the section below are intentional, please do not modify them! -->
 <!--DEV_DOCS_WARNING-->
-<!--DEV_DOCS_WARNING_START-->
-The following documentation refers to the in-development version of `splunk-otel-java`. Docs for the latest version ([v2.19.0](https://github.com/signalfx/splunk-otel-java/releases/latest)) can be found [here](https://github.com/signalfx/splunk-otel-java/blob/v2.19.0/README.md).
-
----
-<!--DEV_DOCS_WARNING_END-->
 
 ## Requirements
 
@@ -112,11 +107,11 @@ To extend the instrumentation with the OpenTelemetry Instrumentation for Java,
 you have to use a compatible API version.
 
 <!-- IMPORTANT: do not change comments or break those lines below -->
-The Splunk Distribution of OpenTelemetry Java version <!--SPLUNK_VERSION-->2.19.0<!--SPLUNK_VERSION--> is compatible
+The Splunk Distribution of OpenTelemetry Java version <!--SPLUNK_VERSION-->2.20.0<!--SPLUNK_VERSION--> is compatible
 with:
 
-* OpenTelemetry API version <!--OTEL_VERSION-->1.53.0<!--OTEL_VERSION-->
-* OpenTelemetry Instrumentation for Java version <!--OTEL_INSTRUMENTATION_VERSION-->2.19.0<!--OTEL_INSTRUMENTATION_VERSION-->
+* OpenTelemetry API version <!--OTEL_VERSION-->1.54.0<!--OTEL_VERSION-->
+* OpenTelemetry Instrumentation for Java version <!--OTEL_INSTRUMENTATION_VERSION-->2.20.0<!--OTEL_INSTRUMENTATION_VERSION-->
 
 ## Snapshot builds
 

dependencyManagement/build.gradle.kts

@@ -4,9 +4,9 @@ plugins {
 
 val otelVersion = "1.54.0"
 val otelAlphaVersion = otelVersion.replaceFirst("(-SNAPSHOT)?$".toRegex(), "-alpha$1")
-val otelInstrumentationVersion = "2.20.0-SNAPSHOT"
+val otelInstrumentationVersion = "2.20.0"
 val otelInstrumentationAlphaVersion =  otelInstrumentationVersion.replaceFirst("(-SNAPSHOT)?$".toRegex(), "-alpha$1")
-val otelContribAlphaVersion = "1.48.0-alpha"
+val otelContribAlphaVersion = "1.49.0-alpha"
 
 val autoValueVersion = "1.11.0"
 val dockerJavaVersion = "3.6.0"

deployments/cloudfoundry/buildpack/README.md

@@ -40,7 +40,7 @@ If you want to use a specific version of the Java agent in your application, you
 environment variable before application deployment, either using `cf set-env` or the `manifest.yml` file:
 
 ```sh
-$ cf set-env SPLUNK_OTEL_JAVA_VERSION 2.19.0
+$ cf set-env SPLUNK_OTEL_JAVA_VERSION 2.20.0
 ```
 
 By default, the [latest](https://github.com/signalfx/splunk-otel-java/releases/latest) available agent version is used.

licenses/licenses.md

@@ -1,7 +1,7 @@
 
 # splunk-otel-javaagent
 ## Dependency License Report
-_2025-09-15 09:30:16 EEST_
+_2025-09-17 15:36:16 PDT_
 ## Apache License, Version 2.0
 
 **1** **Group:** `com.squareup.okhttp3` **Name:** `okhttp-jvm` **Version:** `5.1.0` 
@@ -68,15 +68,15 @@ _2025-09-15 09:30:16 EEST_
 > - **POM Project URL**: [https://github.com/open-telemetry/opentelemetry-java](https://github.com/open-telemetry/opentelemetry-java)
 > - **POM License**: Apache License, Version 2.0 - [https://www.apache.org/licenses/LICENSE-2.0](https://www.apache.org/licenses/LICENSE-2.0)
 
-**17** **Group:** `io.opentelemetry.contrib` **Name:** `opentelemetry-resource-providers` **Version:** `1.48.0-alpha` 
+**17** **Group:** `io.opentelemetry.contrib` **Name:** `opentelemetry-resource-providers` **Version:** `1.49.0-alpha` 
 > - **POM Project URL**: [https://github.com/open-telemetry/opentelemetry-java-contrib](https://github.com/open-telemetry/opentelemetry-java-contrib)
 > - **POM License**: Apache License, Version 2.0 - [https://www.apache.org/licenses/LICENSE-2.0](https://www.apache.org/licenses/LICENSE-2.0)
 
-**18** **Group:** `io.opentelemetry.contrib` **Name:** `opentelemetry-samplers` **Version:** `1.48.0-alpha` 
+**18** **Group:** `io.opentelemetry.contrib` **Name:** `opentelemetry-samplers` **Version:** `1.49.0-alpha` 
 > - **POM Project URL**: [https://github.com/open-telemetry/opentelemetry-java-contrib](https://github.com/open-telemetry/opentelemetry-java-contrib)
 > - **POM License**: Apache License, Version 2.0 - [https://www.apache.org/licenses/LICENSE-2.0](https://www.apache.org/licenses/LICENSE-2.0)
 
-**19** **Group:** `io.opentelemetry.instrumentation` **Name:** `opentelemetry-instrumentation-bom-alpha` **Version:** `2.20.0-alpha-SNAPSHOT` 
+**19** **Group:** `io.opentelemetry.instrumentation` **Name:** `opentelemetry-instrumentation-bom-alpha` **Version:** `2.20.0-alpha` 
 > - **POM Project URL**: [https://github.com/open-telemetry/opentelemetry-java-instrumentation](https://github.com/open-telemetry/opentelemetry-java-instrumentation)
 > - **POM License**: Apache License, Version 2.0 - [https://www.apache.org/licenses/LICENSE-2.0](https://www.apache.org/licenses/LICENSE-2.0)
 

metadata-generator/src/main/java/com/splunk/opentelemetry/tools/MetadataGenerator.java

@@ -3188,8 +3188,13 @@ Some instrumentations (e.g. Spring Web MVC instrumentation) produce SpanKind.Int
             .dbClientMetrics()
             .build());
     instrumentations.add(
-        instrumentation("clickhouse")
-            .component("Clickhouse Client", "0.5 and higher")
+        instrumentation("clickhouse-client-v1")
+            .component("Clickhouse Client V1", "0.5 and higher")
+            .dbClientMetrics()
+            .build());
+    instrumentations.add(
+        instrumentation("clickhouse-client-v2")
+            .component("Clickhouse Client V2", "0.8 and higher")
             .dbClientMetrics()
             .build());
     instrumentations.add(

version.gradle.kts

@@ -1,5 +1,5 @@
 // do NOT update that variable manually - it is managed by the pre/post release scripts
-val distroVersion = "2.20.0-SNAPSHOT"
+val distroVersion = "2.20.0"
 
 allprojects {
   version = distroVersion