This topic describes the limits for a canary release that is implemented by the Ingress function provided by Alibaba Cloud Container Service for Kubernetes.
The Ingress controller of Alibaba Cloud Container Service for Kubernetes must be V
0.12.0-5 or later.
To view the version number of the Ingress controller, run either of the following
commands as required.
-
For a cluster in which applications are deployed by using the Deployment method, run:
kubectl -n kube-system get deploy nginx-ingress-controller -o yaml | grep -v 'apiVersion' | grep 'aliyun-ingress-controller' -
For a cluster in which applications are deployed by using the DaemonSet method, run:
kubectl -n kube-system get ds nginx-ingress-controller -o yaml | grep -v 'apiVersion' | grep 'aliyun-ingress-controller'
If your Ingress Controller is earlier than
0.12.0-5, you can upgrade it by running either of the following commands as required.
-
For a cluster in which applications are deployed by using the Deployment method, run:
kubectl -n kube-system set image deploy/nginx-ingress-controller nginx-ingress-controller=registry.cn-hangzhou.aliyuncs.com/acs/aliyun-ingress-controller:0.12.0-5 -
For a cluster in which applications are deployed by using the DaemonSet method, run:
kubectl -n kube-system set image ds/nginx-ingress-controller nginx-ingress-controller=registry.cn-hangzhou.aliyuncs.com/acs/aliyun-ingress-controller:0.12.0-5