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了解服务执行角色
在使用 MSK Connect 创建连接器时,您需要指定要与之配合使用的 AWS Identity and Access Management (IAM) 角色。您的服务执行角色必须具有以下信任策略,以便 MSK Connect 可以代入该角色。有关此策略中条件上下文键的说明,请参阅 防范跨服务混淆代理问题。
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{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Principal": {
        "Service": "kafkaconnect.amazonaws.com"
      },
      "Action": "sts:AssumeRole",
      "Condition": {
        "StringEquals": {
          "aws:SourceAccount": "123456789012"
        },
        "ArnLike": {
          "aws:SourceArn": "arn:aws:kafkaconnect:us-east-1:123456789012:connector/myConnector/abc12345-abcd-4444-a8b9-123456f513ed-2"
        }
      }
    }   
  ]
}
             
         
    
 
         
如果您想要与连接器一起使用的 Amazon MSK 集群使用 IAM 身份验证,则必须向连接器的服务执行角色添加以下权限策略。有关如何查找集群的 UUID 以及如何构造主题的信息 ARNs,请参阅授权策略资源。
    - JSON
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        - 
             
                
                
{
    "Version":"2012-10-17",		 	 	 
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "kafka-cluster:Connect",
                "kafka-cluster:DescribeCluster"
            ],
            "Resource": [
                "arn:aws:kafka:us-east-1:000000000001:cluster/testClusterName/300d0000-0000-0005-000f-00000000000b-1"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "kafka-cluster:ReadData",
                "kafka-cluster:DescribeTopic"
            ],
            "Resource": [
                "arn:aws:kafka:us-east-1:123456789012:topic/myCluster/300a0000-0000-0003-000a-00000000000b-6/__amazon_msk_connect_read"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "kafka-cluster:WriteData",
                "kafka-cluster:DescribeTopic"
            ],
            "Resource": [
                "arn:aws:kafka:us-east-1:123456789012:topic/testCluster/300f0000-0000-0008-000d-00000000000m-7/__amazon_msk_connect_write"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "kafka-cluster:CreateTopic",
                "kafka-cluster:WriteData",
                "kafka-cluster:ReadData",
                "kafka-cluster:DescribeTopic"
            ],
            "Resource": [
                "arn:aws:kafka:us-east-1:123456789012:topic/testCluster/300f0000-0000-0008-000d-00000000000m-7/__amazon_msk_connect_*"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "kafka-cluster:AlterGroup",
                "kafka-cluster:DescribeGroup"
            ],
            "Resource": [
                "arn:aws:kafka:us-east-1:123456789012:group/testCluster/300d0000-0000-0005-000f-00000000000b-1/__amazon_msk_connect_*",
                "arn:aws:kafka:us-east-1:123456789012:group/testCluster/300d0000-0000-0005-000f-00000000000b-1/connect-*"
            ]
        }
    ]
}
             
         
    
 
         
根据连接器的类型,您可能还需要为服务执行角色附加允许其访问 AWS 资源的权限策略。例如,如果您的连接器需要向 S3 存储桶发送数据,则服务执行角色必须具有授予写入该存储桶之权限的权限策略。出于测试目的,您可以使用其中一个预构建 IAM policy 来授予完全访问权限,例如 arn:aws:iam::aws:policy/AmazonS3FullAccess。但是,出于安全考虑,我们建议您使用最严格的策略,允许您的连接器从 AWS 源读取数据或写入 AWS 接收器。