Upgrading AGIC using Helm
The Azure Application Gateway Ingress Controller for Kubernetes (AGIC) can be upgraded using a Helm repository hosted on Azure Storage.
Before we begin the upgrade procedure, ensure that you have added the required repository:
View your currently added Helm repositories with:
helm repo list
Add the AGIC repo with:
helm repo add \ application-gateway-kubernetes-ingress \ https://appgwingress.blob.core.windows.net/ingress-azure-helm-package/
Refresh the AGIC Helm repository to get the latest release:
helm repo update
View available versions of the
helm search repo -l application-gateway-kubernetes-ingress
NAME CHART VERSION APP VERSION DESCRIPTION application-gateway-kubernetes-ingress/ingress-azure 1.0.0 1.0.0 Use Azure Application Gateway as the ingress for an Azure... application-gateway-kubernetes-ingress/ingress-azure 0.7.0-rc1 0.7.0-rc1 Use Azure Application Gateway as the ingress for an Azure... application-gateway-kubernetes-ingress/ingress-azure 0.6.0 0.6.0 Use Azure Application Gateway as the ingress for an Azure...
Latest available version from the list above is:
View the Helm charts currently installed:
NAME REVISION UPDATED STATUS CHART APP VERSION NAMESPACE odd-billygoat 22 Fri Nov 08 15:56:06 2019 FAILED ingress-azure-1.0.0 1.0.0 default
The Helm chart installation from the sample response above is named
odd-billygoat. We will use this name for the rest of the commands. Your actual deployment name will most likely differ.
Upgrade the Helm deployment to a new version:
helm upgrade \ odd-billygoat \ application-gateway-kubernetes-ingress/ingress-azure \ --version 1.0.0
Should the Helm deployment fail, you can rollback to a previous release.
Get the last known healthy release number:
helm history odd-billygoat
REVISION UPDATED STATUS CHART DESCRIPTION 1 Mon Jun 17 13:49:42 2019 DEPLOYED ingress-azure-0.6.0 Install complete 2 Fri Jun 21 15:56:06 2019 FAILED ingress-azure-xx xxxx
From the sample output of the
helm historycommand it looks like the last successful deployment of our
Rollback to the last successful revision:
helm rollback odd-billygoat 1