Azure IOT Apache Avro格式 [英] Azure IOT Apache Avro format

问题描述

使用Azure IOT，我的设备端点指向Azure Blob存储.数据被发送到Blob，但是我得到了非ASCII字符，并被告知文件扩展名不正确.样本Blob数据为

Using Azure IOT, I have my device endpoint pointing to Azure Blob storage. Data is sent to the Blob, but i get non-ascii characters and am told that the file extension is incorrect. Sample Blob data is

Objavro.codecnullavro.schemaÐ{"type":"record","name":"Message","namespace":"Microsoft.Azure.Devices","fields":[{"name":"EnqueuedTimeUtc","type":"string"},{"name":"Properties","type":{"type":"map","values":"string"}},{"name":"SystemProperties","type":{"type":"map","values":"string"}},{"name":"Body","type":["null","bytes"]}]} ±¡RëZË8耑,¡…$• à82018-02-20T15:12:16.1060000Z $connectionDeviceIdLane4Free(connectionAuthMethodœ{"scope":"device","type":"sas","issuer":"iothub","acceptingIpFilterRule":null}8connectionDeviceGenerationId$636543931333384343enqueuedTime82018-02-20T15:12:16.1060000Z d{"deviceId": "myPythonDevice","PinsCCC": 302.00,\}82018-02-20T15:12:16.2000000Z

Objavro.codecnullavro.schemaÐ{"type":"record","name":"Message","namespace":"Microsoft.Azure.Devices","fields":[{"name":"EnqueuedTimeUtc","type":"string"},{"name":"Properties","type":{"type":"map","values":"string"}},{"name":"SystemProperties","type":{"type":"map","values":"string"}},{"name":"Body","type":["null","bytes"]}]} ±¡RëZË8耑,¡…$• à82018-02-20T15:12:16.1060000Z $connectionDeviceIdLane4Free(connectionAuthMethodœ{"scope":"device","type":"sas","issuer":"iothub","acceptingIpFilterRule":null}8connectionDeviceGenerationId$636543931333384343enqueuedTime82018-02-20T15:12:16.1060000Z d{"deviceId": "myPythonDevice","PinsCCC": 302.00,\}82018-02-20T15:12:16.2000000Z

Azure IOT文档说该格式为Apache Avro，但是我对如何解码非ASCII字符一无所获.我看不到在哪里指定json扩展名.

Azure IOT docs says that the format is Apache Avro, but I can't find anything on how to decode the non-ascii characters. I don't see where to specify a json extension.

推荐答案

似乎按设计.

您可以利用Avro工具读取或转换为JSON格式.

You can utilize Avro tool to read or convert to JSON format.

这是一个 Python示例读取Avro文件.

Here is a Python sample to read Avro file.

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