KEDA - v2.8.0

We are happy to release KEDA 2.8.0 which now has 50+ built-in scalers 🎉

Here are some highlights:

Introduction of new AWS DynomoDB Streams & NATS JetStream scalers.
Introduction of new Azure AD Workload Identity authentication provider.
Support for specifying minReplicaCount in ScaledJob.
Support to customize the HPA name.
Support for permission segregation when using Azure AD Pod / Workload Identity
Additional features to various scalers such as AWS SQS, Azure Pipelines, CPU, GCP Stackdriver, Kafka, Memory, Prometheus

Here are the new deprecation(s) as of this release:

Learn how to deploy KEDA by reading our documentation.

🗓️ The next KEDA release is currently being estimated for Nov 3rd, 2022, learn more in our roadmap.

General: Introduce new AWS DynamoDB Streams Scaler (#3124)
General: Introduce new NATS JetStream scaler (#2391)
General: Introduce activationThreshold/minMetricValue for all scalers (#2800)
General: Support for minReplicaCount in ScaledJob (#3426)
General: Support to customize HPA name (#3057)
General: Make propagation policy for ScaledJob rollout configurable (#2910)
General: Support for Azure AD Workload Identity as a pod identity provider. (#2487|#2656)
General: Support for permission segregation when using Azure AD Pod / Workload Identity. (#2656)
AWS SQS Queue Scaler: Support for scaling to include in-flight messages. (#3133)
Azure Pipelines Scaler: Support for Azure Pipelines to support demands (capabilities) (#2328)
CPU Scaler: Support for targeting specific container in a pod (#1378)
GCP Stackdriver Scaler: Added aggregation parameters (#3008)
Kafka Scaler: Support of passphrase encrypted PKCS #\8 private key (3449)
Memory Scaler: Support for targeting specific container in a pod (#1378)
Prometheus Scaler: Add ignoreNullValues to return error when prometheus return null in values (#3065)

General: Add settings for configuring leader election (#2836)
General: external extension reduces connection establishment with long links (#3193)
General: Reference ScaledObject's/ScaledJob's name in the scalers log (3419)
General: Use mili scale for the returned metrics (#3135)
General: Use more readable timestamps in KEDA Operator logs (#3066)
Kafka Scaler: Handle Sarama errors properly (#3056)

General: Provide patch for CVE-2022-27191 vulnerability (#3378)
General: Refactor adapter startup to ensure proper log initilization. (2316)
General: Scaleobject ready condition 'False/Unknow' to 'True' requeue (#3096)
General: Use go install in the Makefile for downloading dependencies (#2916)
General: Use metricName from GetMetricsSpec in ScaledJobs instead of queueLength (#3032)
ActiveMQ Scaler: KEDA doesn't respect restAPITemplate (#3188)
Azure Eventhub Scaler: KEDA operator crashes on nil memory panic if the eventhub connectionstring for Azure Eventhub Scaler contains an invalid character (#3082)
Azure Pipelines Scaler: Fix issue with Azure Pipelines wrong PAT Auth. (#3159)
Datadog Scaler: Ensure that returns the same element that has been checked (#3448)
Kafka Scaler: Check lagThreshold is a positive number (#3366)
Selenium Grid Scaler: Fix bug where edge active sessions not being properly counted (#2709)
Selenium Grid Scaler: Fix bug where Max Sessions was not working correctly (#3061)

ScaledJob: rolloutStrategy is deprecated in favor of rollout.strategy (#2910)

None.

General: Migrate e2e test to Go. (2737)
General: Bump Golang to 1.17.13 and deps (#3447)
General: Fix devcontainer on ARM64 Arch. (3084)
General: Improve error message in resolving ServiceAccount for AWS EKS PodIdentity (3142)
General: Improve e2e on PR process through comments. (3004)
General: Split e2e test by functionality. (#3270)
General: Unify the used tooling on different workflows and arch. (3092)
General: Use Github's Checks API for e2e tests on PR. (2567)

New Contributors

@Wolfe1 made their first contribution in https://github.com/kedacore/keda/pull/3062
@champly made their first contribution in https://github.com/kedacore/keda/pull/3097
@LiamStorkey made their first contribution in https://github.com/kedacore/keda/pull/3132
@saschagrunert made their first contribution in https://github.com/kedacore/keda/pull/3186
@cpanato made their first contribution in https://github.com/kedacore/keda/pull/3187
@aviadlevy made their first contribution in https://github.com/kedacore/keda/pull/3068
@yokawasa made their first contribution in https://github.com/kedacore/keda/pull/3121
@raravena80 made their first contribution in https://github.com/kedacore/keda/pull/3160
@sl1pm4t made their first contribution in https://github.com/kedacore/keda/pull/3323
@FullyScaled made their first contribution in https://github.com/kedacore/keda/pull/3338
@davidlanouette made their first contribution in https://github.com/kedacore/keda/pull/3395
@FrittenToni made their first contribution in https://github.com/kedacore/keda/pull/3425
@tobiaskrause made their first contribution in https://github.com/kedacore/keda/pull/3413
@wsugarman made their first contribution in https://github.com/kedacore/keda/pull/3430
@Eldarrin made their first contribution in https://github.com/kedacore/keda/pull/2795
@liangyuanpeng made their first contribution in https://github.com/kedacore/keda/pull/3021

Full Changelog: https://github.com/kedacore/keda/compare/v2.7.1...v2.8.0