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Changelog

All notable changes to this project are documented in this file.

0.14.0 (2019-05-21)

Adds support for Service Mesh Interface and Gloo ingress controller

Features

  • Add support for SMI (Istio weighted traffic) #180
  • Add support for Gloo ingress controller (weighted traffic) #179

0.13.2 (2019-04-11)

Fixes for Jenkins X deployments (prevent the jx GC from removing the primary instance)

Fixes

  • Do not copy labels from canary to primary deployment #178

Improvements

  • Add NGINX ingress controller e2e and unit tests #176

0.13.1 (2019-04-09)

Fixes for custom metrics checks and NGINX Prometheus queries

Fixes

  • Fix promql queries for custom checks and NGINX #174

0.13.0 (2019-04-08)

Adds support for NGINX ingress controller

Features

  • Add support for nginx ingress controller (weighted traffic and A/B testing) #170
  • Add Prometheus add-on to Flagger Helm chart for App Mesh and NGINX 79b3370

Fixes

  • Fix duplicate hosts Istio error when using wildcards #162

0.12.0 (2019-04-29)

Adds support for SuperGloo

Features

  • Supergloo support for canary deployment (weighted traffic) #151

0.11.1 (2019-04-18)

Move Flagger and the load tester container images to Docker Hub

Features

  • Add Bash Automated Testing System support to Flagger tester for running acceptance tests as pre-rollout hooks

0.11.0 (2019-04-17)

Adds pre/post rollout webhooks

Features

  • Add pre-rollout and post-rollout webhook types #147

Improvements

  • Unify App Mesh and Istio builtin metric checks #146
  • Make the pod selector label configurable #148

Breaking changes

  • Set default mesh Istio gateway only if no gateway is specified #141

0.10.0 (2019-03-27)

Adds support for App Mesh

Features

Improvements

  • Reconcile Kubernetes ClusterIP services #122

Fixes

  • Preserve pod labels on canary promotion #105
  • Fix canary status Prometheus metric #121

0.9.0 (2019-03-11)

Allows A/B testing scenarios where instead of weighted routing, the traffic is split between the primary and canary based on HTTP headers or cookies.

Features

  • A/B testing - canary with session affinity #88

Fixes

  • Update the analysis interval when the custom resource changes #91

0.8.0 (2019-03-06)

Adds support for CORS policy and HTTP request headers manipulation

Features

  • CORS policy support #83
  • Allow headers to be appended to HTTP requests #82

Improvements

  • Refactor the routing management #72 #80
  • Fine-grained RBAC #73
  • Add option to limit Flagger to a single namespace #78

0.7.0 (2019-02-28)

Adds support for custom metric checks, HTTP timeouts and HTTP retries

Features

  • Allow custom promql queries in the canary analysis spec #60
  • Add HTTP timeout and retries to canary service spec #62

0.6.0 (2019-02-25)

Allows for HTTPMatchRequests and HTTPRewrite to be customized in the service spec of the canary custom resource.

Features

  • Add HTTP match conditions and URI rewrite to the canary service spec #55
  • Update virtual service when the canary service spec changes #54 #51

Improvements

0.5.1 (2019-02-14)

Allows skipping the analysis phase to ship changes directly to production

Features

  • Add option to skip the canary analysis #46

Fixes

  • Reject deployment if the pod label selector doesn't match app: <DEPLOYMENT_NAME> #43

0.5.0 (2019-01-30)

Track changes in ConfigMaps and Secrets #37

Features

  • Promote configmaps and secrets changes from canary to primary
  • Detect changes in configmaps and/or secrets and (re)start canary analysis
  • Add configs checksum to Canary CRD status
  • Create primary configmaps and secrets at bootstrap
  • Scan canary volumes and containers for configmaps and secrets

Fixes

  • Copy deployment labels from canary to primary at bootstrap and promotion

0.4.1 (2019-01-24)

Load testing webhook #35

Features

  • Add the load tester chart to Flagger Helm repository
  • Implement a load test runner based on rakyll/hey
  • Log warning when no values are found for Istio metric due to lack of traffic

Fixes

  • Run wekbooks before the metrics checks to avoid failures when using a load tester

0.4.0 (2019-01-18)

Restart canary analysis if revision changes #31

Breaking changes

  • Drop support for Kubernetes 1.10

Features

  • Detect changes during canary analysis and reset advancement
  • Add status and additional printer columns to CRD
  • Add canary name and namespace to controller structured logs

Fixes

  • Allow canary name to be different to the target name
  • Check if multiple canaries have the same target and log error
  • Use deep copy when updating Kubernetes objects
  • Skip readiness checks if canary analysis has finished

0.3.0 (2019-01-11)

Configurable canary analysis duration #20

Breaking changes

  • Helm chart: flag controlLoopInterval has been removed

Features

  • CRD: canaries.flagger.app v1alpha3
  • Schedule canary analysis independently based on canaryAnalysis.interval
  • Add analysis interval to Canary CRD (defaults to one minute)
  • Make autoscaler (HPA) reference optional

0.2.0 (2019-01-04)

Webhooks #18

Features

  • CRD: canaries.flagger.app v1alpha2
  • Implement canary external checks based on webhooks HTTP POST calls
  • Add webhooks to Canary CRD
  • Move docs to gitbook docs.flagger.app

0.1.2 (2018-12-06)

Improve Slack notifications #14

Features

  • Add canary analysis metadata to init and start Slack messages
  • Add rollback reason to failed canary Slack messages

0.1.1 (2018-11-28)

Canary progress deadline #10

Features

  • Rollback canary based on the deployment progress deadline check
  • Add progress deadline to Canary CRD (defaults to 10 minutes)

0.1.0 (2018-11-25)

First stable release

Features

  • CRD: canaries.flagger.app v1alpha1
  • Notifications: post canary events to Slack
  • Instrumentation: expose Prometheus metrics for canary status and traffic weight percentage
  • Autoscaling: add HPA reference to CRD and create primary HPA at bootstrap
  • Bootstrap: create primary deployment, ClusterIP services and Istio virtual service based on CRD spec

0.0.1 (2018-10-07)

Initial semver release

Features

  • Implement canary rollback based on failed checks threshold
  • Scale up the deployment when canary revision changes
  • Add OpenAPI v3 schema validation to Canary CRD
  • Use CRD status for canary state persistence
  • Add Helm charts for Flagger and Grafana
  • Add canary analysis Grafana dashboard