参考：环境变量

以下作业定义示例使用环境变量来指定文件类型和 Amazon S3 URL。该特定示例来自创建简单的“Fetch & Run”AWS Batch 作业计算博客文章。博客文章中描述的fetch_and_run.sh脚本使用这些环境变量从 S3 下载myjob.sh脚本并声明其文件类型。

尽管在本示例中，命令和环境变量被硬编码到作业定义中，但仍可指定命令和环境变量覆盖，使作业定义更具通用性。

{
    "jobDefinitionName": "fetch_and_run",
    "type": "container",
    "containerProperties": {
        "image": "123456789012.dkr.ecr.us-east-1.amazonaws.com/fetch_and_run",
        "resourceRequirements": [
            {
                "type": "MEMORY",
                "value": "2000"
            },
            {
                "type": "VCPU",
                "value": "2"
            }
        ],
        "command": [
            "myjob.sh",
            "60"
        ],
        "jobRoleArn": "arn:aws:iam::123456789012:role/AWSBatchS3ReadOnly",
        "environment": [
            {
                "name": "BATCH_FILE_S3_URL",
                "value": "s3://amzn-s3-demo-source-bucket/myjob.sh"
            },
            {
                "name": "BATCH_FILE_TYPE",
                "value": "script"
            }
        ],
        "user": "nobody"
    }
}