Upgrading Charts

We are about to install the go-demo-3 Chart. You should already be familiar with the commands, so you can consider this as an exercise that aims to solidify what you already learned. There will be one difference when compared to the commands we executed earlier. It'll prove to be a simple, and yet an important one for our continuous deployment processes.

We'll start by inspecting the values.

 1  helm inspect values helm/go-demo-3

The output is as follows.

replicaCount: 3
dbReplicaCount: 3
image:
  tag: latest
  dbTag: 3.3
ingress:
  enabled: true
  host: acme.com
route:
  enabled: true
service:
  # Change to NodePort if ingress.enable=false
  type: ClusterIP
rbac:
  enabled: true
resources:
  limits:
    cpu: 0.2
    memory: 20Mi
  requests:
    cpu: 0.1 ...

Get The DevOps 2.4 Toolkit now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.