github.com/kedacore/keda

Learn more about our release in our milestone.

New

• Scalers
  • Introduce Active MQ Artemis scaler (Docs)
  • Introduce Redis Streams scaler (Docs | Details)
  • Introduce Cron scaler (Docs | Details)
• Secret Providers
  • Introduce HashiCorp Vault secret provider (Docs | Details)
• Other
  • Introduction of nodeSelector in raw YAML deployment specifications (Details)

Improvements

• Improved message count determination when using includeUnacked in RabbitMQ scaler (Details)
• Fix for blank path without trailing slash in RabbitMQ scaler (Details)
• Improved parsing of connection strings to support BlobEndpoint, QueueEndpoint, TableEndpoint & FileEndpoint segments (Details)
• Support scaling when no storage checkpoint exists in Azure Event Hubs scaler (Details)
• GCP Pub Scaler should not panic on invalid credentials (Details)
• Make queueLength optional in RabbitMQ scaler (Details)

Breaking Changes

None.

Other

None.

New

None

Improvements

• Fix for scale-to-zero for Prometheus scaler no longer working (#770)
• Fix for passing default VHost for Rabbit MQ scaler no longer working (#770)
• Provide capability to define time encoding for operator (#766)

Breaking Changes

None.

Other

• Print version of metric adapter in logs (#770)

New

• Extend RabbitMQ scaler to support count unacked messages(#700)

Improvements

• Fix scalers leaking (#684)
• Provide installation YAML package as release artifact (#740)
• Improve Azure Monitor scaler to handle queries without metrics (#680)
• Authenticate to AWS with dedicated role without AssumeRole permissions (#656)
• KEDA now respects label restrictions on Horizontal Pod Autoscaler to have max 63 chars (#707)
• KEDA will automatically assign deploymentName label if it was not defined in ScaledObject (#709)

Breaking Changes

None.

Other

• Adding label for metrics service selection (#745)
• Filter returned metrics from api server based on queried name (#732)
• Add redis host and port parameter to the scaler with tests (#719)
• Remove go micro version (#718)
• Update zero result return to be non-error inducing (#695)
• Return if kafka offset response is nil (#689)
• Fix typos in MySQL scaler (#683)
• Update README to mention CNCF (#682)

New

• Add Azure monitor scaler (#584)
• Introduce changelog (#664)
• Introduce support for AWS pod identity (#499)

Improvements

• Make targetQueryValue configurable in postgreSQL scaler (#643)
• Removed the need for deploymentName label (#644)
• Adding Kubernetes recommended labels to resources (#596)

Breaking Changes

None.

Other

• Updating license to Apache per CNCF donation (#661)

New

• Introduce new Postgres scaler (#553)
• Introduce new MySQL scaler (#564)
• Provide SASL_SSL Plain authentication for Kafka trigger scalar to work with Event Hubs (#585)

Improvements

• TLS parameter to Redis-scaler (#540)
• Redis db index option (#577)
• Optional param for ConfigMaps and Secrets (#562)
• Remove manually adding sslmode to connection string (#558)
• ScaledObject.Status update should handle stale resource (#582)
• Improve reconcile loop (#581)
• Address naming changes for postgresql scaler (#593)

Breaking Changes

None.

Other

• Move Metrics adapter into the separate Deployment (#506)
• Fix gopls location (#574)
• Add instructions on local development and debugging (#583)
• Add a checkenv target (#600)
• Mentioning problem with checksum mismatch error (#605)

New

• Introduce new Huawei Cloud CloudEye scaler (#478)
• Introduce new kinesis stream scaler (#526)
• Introduce new Azure blob scaler (#514)
• Support for SASL authentication for Kafka scaler (#486)

Improvements

• Event Hub scalar expansion to work with Java and C# applications (#517)
• Escape Prometheus querystring (#521)
• Change how number of pending messages is calculated and add more error handling. (#533)
• Service bus scaler pod identity fix (#534)
• Eventhub scalar fix (#537)
• Kafka scaler fix for SASL plaintext auth (#544)

Breaking Changes

None.

Other

• ScaledObject Status clean up (#466)
• Add default log level for operator (#468)
• Ensure get the metrics that have been aggregated (#509)
• Scale from zero when minReplicaCount is > 0 (#524)
• Total running Jobs must not exceed maxScale - Running jobs (#528)
• Check deploymentName definition in ScaledObject (#532)

New

• Many more scalers added
• Scaler extensibility (run scalers in a different container and communicate with KEDA via gRPC)
• TriggerAuthentication and Pod Identity for identity based auth that can be shared across deployments
• Schedule jobs on events in addition scaling out deployments

Improvements

• Additional tests and automation through GitHub Actions

Breaking Changes

• RabbitMQ host property now must resolve from a secret (#347)

Other

None.