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将 AWS Dax 客户端连接到 localstack DynamoDB?

如何解决将 AWS Dax 客户端连接到 localstack DynamoDB?

我正在尝试使用 AWS DaxClient 连接到运行 DynamoDB 的本地堆栈设置。

我从他们的 github 仓库 here 中的 docker-compose 文件启动 localstack。

然后我尝试用 Java 代码创建一个 Dax 客户端并将其指向那个

public class PlainJavaClass {


    static AmazonDynamoDB daxClient;


    public static void main(String[] args) throws Exception {
        
        AmazonDaxClientBuilder daxClientBuilder = AmazonDaxClientBuilder.standard();
        daxClientBuilder.withRegion("us-east-1").withEndpointConfiguration("localhost:4566");
        daxClient = daxClientBuilder.build();

    }
}

但是我收到以下异常:

12:36:53.713 [main] WARN com.amazon.dax.client.dynamodbv2.ClusterDaxClient - exception starting up cluster client: java.io.IOException: Failed to configure cluster endpoints from hosts: [localhost:4566]
java.io.IOException: Failed to configure cluster endpoints from hosts: [localhost:4566]
    at com.amazon.dax.client.cluster.source$AutoconfSource.pull(Source.java:127)
    at com.amazon.dax.client.cluster.source$AutoconfSource.update(Source.java:59)
    at com.amazon.dax.client.cluster.source$AutoconfSource.refresh(Source.java:50)
    at com.amazon.dax.client.cluster.Cluster.refresh(Cluster.java:426)
    at com.amazon.dax.client.cluster.Cluster.refresh(Cluster.java:409)
    at com.amazon.dax.client.cluster.Cluster.startup(Cluster.java:330)
    at com.amazon.dax.client.cluster.Cluster.startup(Cluster.java:263)
    at com.amazon.dax.client.dynamodbv2.ClusterDaxClient.<init>(ClusterDaxClient.java:148)
    at com.amazon.dax.client.dynamodbv2.ClusterDaxClient.<init>(ClusterDaxClient.java:119)
    at com.amazon.dax.client.dynamodbv2.AmazonDaxClientBuilder.build(AmazonDaxClientBuilder.java:34)
    at com.example.crudspringbootdynamodb.PlainJavaClass.createDaxClient(PlainJavaClass.java:30)
    at com.example.crudspringbootdynamodb.PlainJavaClass.main(PlainJavaClass.java:50)
Caused by: com.amazon.cbor.EndOfStreamException: null
    at com.amazon.cbor.CborInputStream.readobject(CborInputStream.java:1340)
    at com.amazon.dax.client.exceptions.DaxServiceException.pickException(DaxServiceException.java:44)
    at com.amazon.dax.client.generated.DaxClientStubs.handleResponse(DaxClientStubs.java:963)
    at com.amazon.dax.client.generated.DaxClientStubs.endpoints_455855874_1(DaxClientStubs.java:479)
    at com.amazon.dax.client.dynamodbv2.DaxClient.endpoints(DaxClient.java:2375)
    at com.amazon.dax.client.cluster.source$AutoconfSource.pullFrom(Source.java:137)
    at com.amazon.dax.client.cluster.source$AutoconfSource.pull(Source.java:105)
    ... 11 common frames omitted
    Suppressed: com.amazon.cbor.EndOfStreamException: null
        ... 18 common frames omitted

我知道我可以使用像这样创建的普通 DynamoDb 客户端连接到 localstack:

AmazonDynamoDBClientBuilder
                .standard()
                .withEndpointConfiguration(new AwsClientBuilder.EndpointConfiguration("http://localhost:4566/","us-east-1"))
                .build();

所以不太确定下一步要去哪里。是否可以使用 DAX 客户端连接到 DynamoDB localstack?

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