[Argo Workflow]MyDNS更新用ジョブ定義

Jenkinsから移行中

Mydnsログイン情報をSecretとして作成

kubectl create secret generic -n argo mydns --from-literal=username=(mydnsユーザー名) --from-literal=password=(mydnsパスワード)

Mydnsワークフロー定義

apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: mydns-update-
spec:
  entrypoint: mydns
  templates:
  - name: mydns
    dag:
      tasks:
      - name: mydns-update
        template: wget

  - name: wget
    container:
      image: alpine:3.7
      command: [sh, -c]
      args: ['
        wget -O- "http://$MYDNSUSERNAME:$[e-mail]/login.html";
      ']
      env:
      - name: MYDNSUSERNAME
        valueFrom:
          secretKeyRef:
            name: mydns
            key: username
      - name: MYDNSPASSWORD
        valueFrom:
          secretKeyRef:
            name: mydns
            key: password

ジョブ実行結果

argo submit -n argo --watch mydns.yaml

Name:                mydns-update-5rsv2
Namespace:           argo
ServiceAccount:      default
Status:              Running
Created:             Tue Mar 15 19:31:33 +0000 (2 seconds ago)
Started:             Tue Mar 15 19:31:33 +0000 (2 seconds ago)
Duration:            2 seconds
Progress:            0/1

STEP                   TEMPLATE  PODNAME                        DURATION  MESSAGE
 ● mydns-update-5rsv2  mydns                                                
 └─◷ mydns-update      wget      mydns-update-5rsv2-1870706736  2s          

This workflow does not have security context set. You can run your workflow pods more securely by setting it.
Learn more at https://argoproj.github.io/argo-workflows/workflow-pod-security-context/