KEDA - v2.12.0

We are happy to release KEDA v2.12 🎉

Here are some highlights:

New Google Cloud Tasks scaler
New apache-kafka scaler (Experimental)
Support for formula-based evaluation of metric values (Experimental)
Support for pushing operational metrics to an OpenTelemetry Collector (Experimental)

This release has no new deprecations.

Learn how to deploy KEDA by reading our documentation.

🗓️ The next KEDA release is currently being estimated for , learn more in our roadmap.

New

General: Introduce new Google Cloud Tasks scaler (#3613)
AWS SQS Scaler: Support for scaling to include delayed messages. (#4377)
Governance: KEDA transitioned to CNCF Graduated project (#63)

Experimental

Here is an overview of all new experimental features:

General: New apache-kafka scaler based on kafka-go library (#4692)
General: Support for formula-based evaluation of metric values (#2440|#4998)
General: Introduce pushing operational metrics to an OpenTelemetry Collector (#3078)

Improvements

General: Introduce Prometheus metrics of API server to KEDA Metric Server (#4460)
General: Show ScaledObject/ScaledJob names to output of kubectl get triggerauthentication/clustertriggerauthentication (#796)
General: Introduce standalone CRD generation to release workflow (#2726)
General: Introduce changelog validation check during PR for formatting and order violations (#3190)
General: Automatically set GOMAXPROCS to match Linux container CPU quota (#4999)
General: Configurable Kubernetes cluster domain for Cert Manager (#4861)
General: Provide new Kubernetes events about internal state and scaling (#3764)
General: Introduce annotation autoscaling.keda.sh/paused: true for ScaledObject to pause autoscaling (#3304)
General: Updated AWS SDK and updated all the AWS scalers (#4905)
Azure Pod Identity: Introduce validation to prevent usage of empty identity ID for Azure identity providers (#4528)
Kafka Scaler: Add unsafeSsl flag for kafka scaler (#4977)
Prometheus Scaler: Remove trailing whitespaces in customAuthHeader and customAuthValue (#4960)
Pulsar Scaler: Support for OAuth extensions (#4700)
Redis Scalers: Support for TLS authentication for Redis & Redis stream scalers (#4917)

Fixes

General: Add validations for stabilizationWindowSeconds (#4976)
RabbitMQ Scaler: Allow subpaths along with vhost in connection string (#2634)
Selenium Grid Scaler: Fix scaling based on latest browser version (#4858)
Solace Scaler: Fix a bug where queueName is not properly escaped during URL encode (#4936)

You can find all deprecations in this overview and join the discussion here.

New deprecation(s):

None.

Breaking Changes

General: Remove deprecated metricName from trigger metadata section (#4899)

Other

General: Fixed a typo in the StatefulSet scaling resolver (#4902)
General: Only show logs with a severity level of ERROR or higher in the stderr in metrics server (#4049)
General: Refactor ScaledJob related methods to be located at scale_handler (#4781)
General: Replace deprecated set-output command with environment file in GitHub Actions workflows (#4914)

New Contributors

@Indresh2410 made their first contribution in https://github.com/kedacore/keda/pull/4735
@Dylan-KW made their first contribution in https://github.com/kedacore/keda/pull/4763
@SpiritZhou made their first contribution in https://github.com/kedacore/keda/pull/4668
@aashish-19 made their first contribution in https://github.com/kedacore/keda/pull/4822
@Adarsh-verma-14 made their first contribution in https://github.com/kedacore/keda/pull/4815
@atzawada made their first contribution in https://github.com/kedacore/keda/pull/4814
@nitishchauhan0022 made their first contribution in https://github.com/kedacore/keda/pull/4731
@drmorr0 made their first contribution in https://github.com/kedacore/keda/pull/4902
@phr3nzii made their first contribution in https://github.com/kedacore/keda/pull/4900
@jongwooo made their first contribution in https://github.com/kedacore/keda/pull/4915
@AmorBielyi made their first contribution in https://github.com/kedacore/keda/pull/4584
@jeevanragula made their first contribution in https://github.com/kedacore/keda/pull/4953
@Amir-Wollman made their first contribution in https://github.com/kedacore/keda/pull/4959
@mingmcb made their first contribution in https://github.com/kedacore/keda/pull/4709
@BojanZelic made their first contribution in https://github.com/kedacore/keda/pull/4982
@sansmoraxz made their first contribution in https://github.com/kedacore/keda/pull/4801
@Taction made their first contribution in https://github.com/kedacore/keda/pull/4979
@testwill made their first contribution in https://github.com/kedacore/keda/pull/5004

Full Changelog: https://github.com/kedacore/keda/compare/v2.11.0...v2.12.0