2.12.0rc2 (#2086)

* Add instructions to update the soak test setup script

Author: emasab

.semaphore/semaphore.yml

@@ -8,7 +8,7 @@ execution_time_limit:
 global_job_config:
   env_vars:
     - name: LIBRDKAFKA_VERSION
-      value: v2.11.1
+      value: v2.12.0-RC2
   prologue:
     commands:
       - checkout

CHANGELOG.md

@@ -1,6 +1,14 @@
 # Confluent Python Client for Apache Kafka - CHANGELOG
 
-## Unreleased
+
+## v2.12.0 - 2025-10-07
+
+v2.12.0 is a feature release with the following enhancements:
+
+confluent-kafka-python v2.12.0 is based on librdkafka v2.12.0, see the
+[librdkafka release notes](https://github.com/confluentinc/librdkafka/releases/tag/v2.12.0)
+for a complete list of changes, enhancements, fixes and upgrade considerations.
+
 
 ## v2.12.0b1 - 2025-10-01
 
@@ -33,6 +41,7 @@
 - For batch jobs, scripts, or highest-throughput pipelines without an event
   loop, the synchronous `Producer` remains recommended.
 
+
 ## v2.11.1 - 2025-08-18
 
 v2.11.1 is a maintenance release with the following fixes:

examples/docker/Dockerfile.alpine

@@ -30,7 +30,7 @@ FROM alpine:3.12
 
 COPY . /usr/src/confluent-kafka-python
 
-ENV LIBRDKAFKA_VERSION="v2.11.1"
+ENV LIBRDKAFKA_VERSION="v2.12.0-RC2"
 ENV KCAT_VERSION="master"
 ENV CKP_VERSION="master"
 

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "confluent-kafka"
-version = "2.12.0b1"
+version = "2.12.0rc2"
 description = "Confluent's Python client for Apache Kafka"
 classifiers = [
     "Development Status :: 5 - Production/Stable",

requirements/requirements-tests-install.txt

@@ -4,4 +4,4 @@
 -r requirements-avro.txt
 -r requirements-protobuf.txt  
 -r requirements-json.txt
-tests/trivup/trivup-0.13.0.tar.gz
+tests/trivup/trivup-0.14.0.tar.gz

src/confluent_kafka/src/confluent_kafka.h

@@ -38,27 +38,27 @@
 /**
  * @brief confluent-kafka-python version, must match that of pyproject.toml.
  */
-#define CFL_VERSION_STR "2.12.0b1"
+#define CFL_VERSION_STR "2.12.0rc2"
 
 /**
  * Minimum required librdkafka version. This is checked both during
  * build-time (just below) and runtime (see confluent_kafka.c).
  * Make sure to keep the MIN_RD_KAFKA_VERSION, MIN_VER_ERRSTR and #error
  * defines and strings in sync.
  */
-#define MIN_RD_KAFKA_VERSION 0x020b01ff
+#define MIN_RD_KAFKA_VERSION 0x020c00ff
 
 #ifdef __APPLE__
-#define MIN_VER_ERRSTR "confluent-kafka-python requires librdkafka v2.11.1 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
+#define MIN_VER_ERRSTR "confluent-kafka-python requires librdkafka v2.12.0 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
 #else
-#define MIN_VER_ERRSTR "confluent-kafka-python requires librdkafka v2.11.1 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
+#define MIN_VER_ERRSTR "confluent-kafka-python requires librdkafka v2.12.0 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
 #endif
 
 #if RD_KAFKA_VERSION < MIN_RD_KAFKA_VERSION
 #ifdef __APPLE__
-#error "confluent-kafka-python requires librdkafka v2.11.1 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
+#error "confluent-kafka-python requires librdkafka v2.12.0 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
 #else
-#error "confluent-kafka-python requires librdkafka v2.11.1 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
+#error "confluent-kafka-python requires librdkafka v2.12.0 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
 #endif
 #endif
 

tests/soak/setup_all_versions.py

@@ -20,7 +20,7 @@
 
 PYTHON_VERSIONS = [
     # '2.12.0',
-    '2.11.0',
+    '2.11.1',
     '2.10.1',
     '2.8.0',
     '2.6.1',

tests/trivup/trivup-0.13.0.tar.gz

@@ -143,7 +143,7 @@ RCs, so it only needs to be set once for each release.
 
 Commit these changes with a commit-message containing the version:
 
-    $ git commit -m "Version v0.11.4rc1" src/confluent_kafka/src/confluent_kafka.h docs/conf.py pyproject.toml
+    $ git commit -m "Version v0.11.4rc1" src/confluent_kafka/src/confluent_kafka.h pyproject.toml
 
 
 ## 5. Tag, CI build, wheel verification, upload
@@ -254,7 +254,9 @@ the git history to look tidy, remove any test tags, and then go back to
 
 
 
-### 5.5.2. CANDIDATE ITERATION: Create PR
+### 5.5.2. Create PR
+
+**CANDIDATE ITERATION:**
 
 Once all test and RC builds are successful and have been verified and you're
 ready to go ahead with the release, it is time create a PR to have the
@@ -269,6 +271,13 @@ so try to keep the commit history tidy from the start in the RC branch.
 Create a PR for the RC branch and add team mates as reviewers and wait for
 review approval.
 
+**RELEASE ITERATION:**
+
+Same as the _CANDIDATE ITERATION_ plus:
+
+Update `tests/soak/setup_all_versions.py` with the released version
+to be tested in the soak test.
+
 
 ### 5.5.3. CANDIDATE ITERATION: Merge PR