订阅亚马逊aws iot mqtt

Question

我试图在aws中订阅mqtt broker。

使用mosquitto client（Ver 1.4.11）订阅我。

命令就像这样

mosquitto_sub.exe --cafile "path_to_ca" --cert "path_to_cert" --key "path_to_key" -h id1234.iot.ap-northeast-1.amazonaws.com -p 8883 -q 1 -d -t '$aws/things/DeviceTokyo/shadow/get' -i DeviceTokyoCMD 

但我得到以下回复

Client DeviceTokyoCMD sending CONNECT
Error: The connection was lost.

Answer 1

我想到了这个问题。策略资源ARN出了问题。所以我做了更改，允许从*

的任何地方接受它