- Unreleased
- v2.5.0
- v2.4.0
- v2.3.0
- v2.2.0
- v2.1.0
- v2.0.0
- v1.5.0
- v1.4.1
- v1.4.0
- v1.3.0
- v1.2.0
- v1.1.0
- v1.0.0
- Add New Relic Scaler (#2387)
- Add ActiveMQ Scaler (#2305)
- Add New Datadog Scaler (#2354)
- Add PredictKube Scaler (#2418)
- Add Azure Application Insights Scaler (2506)
- General:
keda-operator
Cluster Role: addlist
andwatch
access to service accounts (#2406)|(#2410) - General: Delete the cache entry when a ScaledObject is deleted (#2564)
- General: Sign KEDA images published on GitHub Container Registry (#2501)|(#2502)|(#2504)
- Azure Pipelines Scaler: support
poolName
orpoolID
validation (#2370) - Graphite Scaler: use the latest datapoint returned, not the earliest (#2365)
- Kubernetes Workload Scaler: ignore terminated pods (#2384)
- Azure EventHub Scaler: don't expose connection string in metricName (#2404)
- PostgreSQL Scaler: Assign PostgreSQL
userName
to correct attribute (#2432)|(#2433) - Kafka Scaler: concurrently query brokers for consumer and producer offsets (#2405)
- External Scaler: fix wrong calculation of retry backoff duration (#2416)
- Kafka Scaler: allow flag
topic
to be optional, where lag of all topics within the consumer group will be used for scaling (#2409) - General: fail fast on
buildScalers
when not able to resolve a secret that a deployment is relying on (#2394) - CPU Scaler: Adding e2e test for the cpu scaler (#2441)
- AWS SQS Scaler: allow using simple queue name instead of URL (#2457)
- TODO (#XXX)
- TODO (#XXX)
- Add Cassandra Scaler (#2211)
- Add Elasticsearch Scaler (#2311)
- Add Graphite Scaler (#1628)
- ScaledJob: introduce
MultipleScalersCalculation
(#2016) - ScaledJob: introduce
RolloutStrategy
(#2164) - Add ScalersCache to reuse scalers unless they need changing (#2187)
- Cache metric names provided by KEDA Metrics Server (#2279)
- Artemis Scaler: parse out broker config parameters in case
restAPITemplate
is given (#2104) - AWS Cloudwatch Scaler: improve metric exporting logic (#2243)
- AWS Cloudwatch Scaler: return minimum value for the metric when cloudwatch returns empty list (#2345)
- Azure Log Analytics Scaler: add support to provide the metric name(#2106)
- Azure Pipelines Scaler: improve logs (#2297)
- Cron Scaler: improve validation in case start & end input is same (#2032)
- Cron Scaler: improve the cron validation (#2038)
- GCP PubSub Scaler: introduce
SubscriptionSize
andOldestUnackedMessageAge
modes (#2266) - GCP PubSub Scaler: add GCP identity authentication when using (#2225)
- GCP PubSub Scaler: add possibility to reference a GCP PubSub subscription by full link, including project ID (#2269)
- InfluxDB Scaler: add
unsafeSsl
parameter (#2157|#2320) - Metrics API Scaler: add Bearer auth (#2028)
- MongoDB Scaler: add support to get connection data from Trigger Authorization (#2115)
- MSSQL Scaler: add support to get connection data from Trigger Authorization (#2112)
- MySQL Scaler: add support to get connection data from Trigger Authorization (#2113)
- MySQL Scaler: don't expose connection string in
metricName
(#2171) - PostgreSQL Scaler: add support to get connection data from Trigger Authorization (#2114)
- Prometheus Scaler: validating values length in Prometheus query response (#2264)
- Prometheus Scaler: omit
serverAddress
from generated metric name (#2099) - RabbitMQ Scaler: anonymize the host in case of HTTP failure (#2041)
- RabbitMQ Scaler: escape
queueName
andvhostName
before use them in query string (bug fix) (#2055) - RabbitMQ Scaler: add custom http timeout (#2086)
- RabbitMQ Scaler: add
pageSize
(using regex) (#2162|#2319) - Redis Scaler: upgrade library, add username and Sentinel support (#2181)
- SeleniumGrid Scaler: add
unsafeSsl
parameter (#2157) - Stan Scaler: provide support for configuring authentication through TriggerAuthentication (#2167)
- Allow setting
MaxConcurrentReconciles
for controllers (#2272) - Cleanup metric names inside scalers (#2260)
- Drop support to
ValueMetricType
using cpu_memory_scaler (#2218) - Improve metric name creation to be unique using scaler index inside the scaler (#2161)
- Improve error message if
IdleReplicaCount
are equal toMinReplicaCount
to be the same as the check (#2212) - TriggerAuthentication/Vault: add support for HashiCorp Vault namespace (Vault Enterprise) (#2085)
- GCP PubSub Scaler:
subscriptionSize
is deprecated in favor ofmode
andvalue
(#2266)
- TODO (#XXX)
- Ensure that
context.Context
values are properly passed down the stack (#2202|#2249) - Refactor AWS related scalers to reuse the AWS clients instead of creating a new one for every
GetMetrics
call (#2255) - Improve context handling in appropriate functionality in which we instantiate scalers (#2267)
- Migrate to Kubebuilder v3 (#2082)
- API path has been changed:
github.com/kedacore/keda/v2/api/v1alpha1
->github.com/kedacore/keda/v2/apis/keda/v1alpha1
- API path has been changed:
- Use Patch to set FallbackCondition on ScaledObject.Status (#2037)
- Bump Golang to 1.17.3 (#2329)
- Add Makefile mockgen targets (#2090|#2184)
- Add github action to run e2e command "on-demand" (#2241)
- Add execution url in the pr-e2e triggering comment and fix problem related with not starting with (#2306)
- Add Solace PubSub+ Event Broker scaler (#1945)
- Add Selenium Grid scaler (#1971)
- Add Kubernetes Workload scaler (#2010)
- Introduce fallback functionality (#1872)
- Introduce Idle Replica Mode (#1958)
- ScaledJob: Support pod conditions for pending job count calculation (#1970|#2009)
- Optimize Kafka scaler by fetching all topic offsets using a single HTTP request (#1956)
- Adding ability to specify Kafka Broker Version (#1866)
- Support custom metric name in RabbitMQ scaler (#1976)
- Support using regex to select the queues in RabbitMQ scaler (#1957)
- Extend Azure Monitor scaler to support custom metrics (#1883)
- Support non-public cloud environments in the Azure Service Bus scaler (#1907)
- Support non-public cloud environments in the Azure Storage Queue and Azure Storage Blob scalers (#1863)
- Adjusts InfluxDB scaler to support queries that return integers in addition to those that return floats (#1977)
- Allow InfluxDB
authToken
,serverURL
, andorganizationName
to be sourced from(Cluster)TriggerAuthentication
(#1904) - IBM MQ scaler password handling fix (#1939)
- Metrics APIServer: Add ratelimiting parameters to override client (#1944)
- Fix READY and ACTIVE fields of ScaledJob to show status when we run
kubectl get sj
(#1855) - Show HashiCorp Vault Address when using
kubectl get ta
orkubectl get cta
(#1862) - Don't panic when HashiCorp Vault path doesn't exist (#1864)
- Fix
keda-system-auth-delegator
ClusterRoleBinding name (#1616. Upgrading may leave a stray ClusterRoleBinding with the old namekeda:system:auth-delegator
behind.
- Use
scaled[object/job].keda.sh/
prefix for KEDA related labels (#2008)
- Add Azure Pipelines Scaler (#1706)
- Add OpenStack Metrics Scaler (#1382)
- Added basic, tls and bearer authentication support to the Prometheus scaler #1559
- Add header Origin to Apache Artemis scaler #1796
- Azure Service Bus Scaler: Namespace from
connectionString
parameter is added tometricName
due to uniqueness violation for clusters having more than one queue with the same name (#1755) - Remove app.kubernetes.io/version label from label selectors (#1696)
- Apache Kafka Scaler: Add
allowIdleConsumers
to the list of trigger parameters (#1684) - Fixed goroutine leaks in usage of timers (#1704 | #1739)
- Setting timeouts in the HTTP client used by the IBM MQ scaler (#1758)
- Fix cleanup of removed triggers (#1768)
- Eventhub Scaler: Add trigger parameter
checkpointStrategy
to support more language-specific checkpoints (#1621) - Fix Azure Blob scaler when using multiple triggers with the same
blobContainerName
and added a optionalmetricName
field (#1816)
- None.
- Adding OpenStack Swift scaler end-to-end tests (#1522)
- Pass deepCopy objects to the polling goroutines (#1812)
- Emit Kubernetes Events on KEDA events (#1523 | #1647)
- Support Quantities in Metrics API scaler (#1667)
- Add Microsoft SQL Server (MSSQL) scaler (#674 | docs)
- Add
publishRate
trigger to RabbitMQ scaler (#1653) - ScaledJob: support metadata labels in Job template (#1686)
- Add
KEDA_HTTP_DEFAULT_TIMEOUT
support in Operator (#1548) - Removed
MIN field
for ScaledJob (#1553) - Add container port for Prometheus on Operator YAML (#1562)
- Fix a memory leak in Kafka client and close push scalers (#1565)
- Add 'Metadata' header to AAD podIdentity request (#1566)
- KEDA should make sure generate correct labels for HPA (#1630)
- Fix memory leak by checking triggers uniqueness properly (#1640)
- Print correct ScaleTarget Kind in Events (#1641)
- Fixed KEDA ClusterRoles to give permissions for ClusterTriggerAuthentications (#1645)
- Make
swiftURL
parameter optional for the OpenStack Swift scaler (#1652) - Fix memory leak of
keda-metrics-apiserver
by setting a controller-runtime logger properly (#1654) - AWS SQS Scaler: Add Visible + NotVisible messages for scaling considerations (#1664)
- Fixing behavior on ScaledJob with incorrect External Scaler (#1672)
- None.
- None.
- Can use Pod Identity with Azure Event Hub scaler (#994)
- Introducing InfluxDB scaler (#1239)
- Add Redis cluster support for Redis list and Redis streams scalers (#1437)
- Global authentication credentials can be managed using
ClusterTriggerAuthentication
objects (#1452) - Introducing OpenStack Swift scaler (#1342)
- Introducing MongoDB scaler (#1467)
- Support add ScaledJob's label to its job (#1311)
- Bug fix in aws_iam_authorization to utilize correct secret from env key name (#1332)
- Add metricName field to postgres scaler and auto generate if not defined (#1381)
- Mask password in postgres scaler auto generated metricName (#1381)
- Bug fix for pending jobs in ScaledJob's accurateScalingStrategy (#1323)
- Fix memory leak because of unclosed scalers (#1413)
- Override the vhost on a RabbitMQ scaler via
vhostName
in the metadata (#1451) - Optimize Kafka scaler's
getLagForPartition
function (#1464) - Reduce unnecessary /scale requests from ScaledObject controller (#1453)
- Add support for the
WATCH_NAMESPACE
environment variable to the operator (#1474) - Automatically determine the RabbitMQ protocol when possible, and support setting the protocl via TriggerAuthentication (#1459, #1483)
- Improve performance when fetching pod information (#1457)
- Improve performance when fetching current scaling information on Deployments (#1458)
- Improve error reporting in prometheus scaler (#1497)
- Check that metricNames are unique in ScaledObject (#1390)
- Serve OpenAPI spec from KEDA Metrics Apiserver (#1512)
- Support metrics with multiple dimensions and configurable metricValues on AWS Cloudwatch Scaler (#1230)
- Show
MIN/MAX
replica counts when usingkubectl get scaledobject/scaledjob
(#1534) - Fix unnecessary HPA updates when Resource based Trigger is used (#1541)
None.
- Bump go module version to v2 (#1324)
- KEDA uses a dedicated HTTP client, connection pool, and (optional) TLS certificate for each configured scaler
- KEDA scales any CustomResource that implements Scale subresource (#703)
- Provide KEDA go-client (#494)
- Define KEDA readiness and liveness probes (#788)
- KEDA Support for configurable scaling behavior in HPA v2beta2 (#802)
- Add External Push scaler (#820 | docs)
- Managed Identity support for Azure Monitor scaler (#936)
- Add support for multiple triggers on ScaledObject (#476)
- Add consumer offset reset policy option to Kafka scaler (#925)
- Add option to restore to original replica count after ScaledObject's deletion (#219)
- Add Prometheus metrics for KEDA Metrics API Server (#823 | docs)
- Add support for multiple redis list types in redis list scaler (#1006) | docs)
- Introduce Azure Log Analytics scaler (#1061) | docs)
- Add Metrics API Scaler (#1026)
- Add cpu/memory Scaler (#1215)
- Add Scaling Strategy for ScaledJob (#1227)
- Add IBM MQ Scaler (#1253)
- Move from autoscaling
v2beta1
tov2beta2
for HPA (#721) - Introduce shortnames for CRDs (#774)
- Improve
kubectl get scaledobject
to show related trigger authentication (#777) - Improve
kubectl get triggerauthentication
to show information about configured parameters (#778) - Added ScaledObject Status Conditions to display status of scaling (#750)
- Added optional authentication parameters for the Redis Scaler (#962)
- Improved GCP PubSub Scaler performance by closing the client correctly (#1087)
- Added support for Trigger Authentication for GCP PubSub scaler (#1291)
- Change
apiGroup
fromkeda.k8s.io
tokeda.sh
(#552) - Introduce a separate ScaledObject and ScaledJob(#653)
- Remove
New()
andClose()
from the interface ofservice ExternalScaler
inexternalscaler.proto
. - Removed deprecated brokerList for Kafka scaler (#882)
- All scalers metadata that is resolved from the scaleTarget environment have suffix
FromEnv
added. e.g:connection
->connectionFromEnv
- Kafka: split metadata and config for SASL and TLS (#1074)
- Service Bus:
queueLength
is now calledmessageCount
(#1109) - Use
host
instead ofapiHost
inrabbitmq
scaler. Addprotocol
in trigger spec to specify which protocol should be used (#1115) - CRDs are using
apiextensions.k8s.io/v1
apiVersion (#1202)
- Change API optional structs to pointers to conform with k8s guide (#1170)
- Update Operator SDK and k8s deps (#1007,#870,#1180)
- Change Metrics Server image name from
keda-metrics-adapter
tokeda-metrics-apiserver
(#1105) - Add Argo Rollouts e2e test (#1234)
Learn more about our release in our milestone.
- Scalers
- Secret Providers
- Other
- Introduction of
nodeSelector
in raw YAML deployment specifications (Details)
- Introduction of
- 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)
None.
None.
None
- 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)
None.
- Print version of metric adapter in logs (#770)
- Extend RabbitMQ scaler to support count unacked messages(#700)
- 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 inScaledObject
(#709)
None.
- 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)
- Add Azure monitor scaler (#584)
- Introduce changelog (#664)
- Introduce support for AWS pod identity (#499)
- Make targetQueryValue configurable in postgreSQL scaler (#643)
- Removed the need for deploymentName label (#644)
- Adding Kubernetes recommended labels to resources (#596)
None.
- Updating license to Apache per CNCF donation (#661)
- 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)
- 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)
None.
- 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)
- 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)
- 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)
None.
- 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)
- 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
- Additional tests and automation through GitHub Actions
- RabbitMQ
host
property now must resolve from a secret (#347)
None.