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[Argo Workflow] Overwrite pod environment variables in Argo workflows.

Posted on August 18, 2025August 18, 2025 By nim No Comments on [Argo Workflow] Overwrite pod environment variables in Argo workflows.

Trong 1 hệ thông bất kì khi anh em run các pod lên nó sẽ có các enviroment mặc định trong pod.
và nhất là trong các CI/CD.

Bạn có thể thấy như ảnh

chúng ta sẽ làm gì:

    - name: control-engine
      inputs:
        parameters:
          - name: engine_storage_location
          - name: engine_stable_directory
          - name: engine_name
          - name: pin_engine_version
          - name: pin_database_version
          - name: namespace
      nodeSelector:
        kubernetes.io/os: linux
      volumes:
        - name: engine-package-playbook-volume
          configMap:
            name: engine-package-playbook
        - name: kubeconfig
          secret:
            secretName: kubeconfig-minh
      container:
        name: luffy
        image: XXXXXXXXXXX.dkr.ecr.us-west-2.amazonaws.com/devops/luffy:2321
        envFrom:
          - secretRef:
              name: luffy-aws-integration-teamcity
        command:
          - /bin/sh
          - -c
        args:
          - |
            pwd 
            ls -la
            ls -la /app/config 
            ls -la /app/config/.kube
            cat /app/config/.kube/config
            /app/luffy run \
            -testCaseForEngine "{{inputs.parameters.engine_name}}" \
            -namespace "{{inputs.parameters.namespace}}" \
            -engineStorageLocation "{{inputs.parameters.engine_storage_location}}" \
            -engineStableDirectory "{{inputs.parameters.engine_stable_directory}}" \
            -pinEngineVersion "{{inputs.parameters.pin_engine_version}}" \
            -pinDatabaseVersion "{{inputs.parameters.pin_database_version}}"

            cat playwrightCommand.txt
        volumeMounts:
          - name: engine-package-playbook-volume
            mountPath: /app/config
          - name: kubeconfig
            mountPath: /app/config/.kube
        workingDir: /app
      outputs:
        parameters:
        - name: playwrightCommand-param
          valueFrom:
            path: /app/playwrightCommand.txt
      podSpecPatch: |-	
        containers:	
        - name: main	
          env:	
          - name: AWS_ROLE_ARN	
            value: ""
          - name: AWS_WEB_IDENTITY_TOKEN_FILE	
            value: ""
          - name: AWS_DEFAULT_REGION
            value: ""
          - name: AWS_EC2_METADATA_DISABLED	
            value: "true"
          - name: AWS_SDK_LOAD_CONFIG	
            value: "false"
          - name: AWS_REGION
            value: "eu-central-1"

Ví dụ trong pod có sẵn các environment như là: AWS_ROLE_AR, AWS_WEB_IDENTITY_TOKEN_FILE, AWS_DEFAULT_REGION
Và bạn muốn nó bây giờ là Rỗng thì bạn có thể sử dụng podSpecPatch thay vị khai bao trong env của container.

ArgoWorkflows

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