Docker Cookbook - Second Edition

How to do it...

Follow these steps:

1. Add your secret to a file on your local machine:

    $ echo -n "MyS3cRet123" > ./secret.txt

2. Add your secret to Kubernetes:

 $ kubectl create secret generic my-secret --from-file=./secret.txt secret/my-secret created

3. View the secret to make sure it was added correctly:

    $ kubectl describe secrets/my-secret

4. Use your secret in a pod using a volume.

Create a file called secret_pod.yml and put the following inside it. We will use the file to create a pod that has a volume where we will mount our secret:

apiVersion: v1kind: Podmetadata:  name: mypodspec:  containers:  - name: shell    image: alpine    command: - "bin/ash" ...