mqtt服务器/客户端搭建实例_mqtt服务端

mqtt

客户端

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mqtt 服务器服务器/客户端搭建实例客户端搭建实例

Mqtt最开始是为石油管道的监控而设计的一个协议，占用带宽小，低功耗。在iot领域有广泛应用。

服务端用erlang编写的一个开源项目：emqqtd

客户端用golang客户端的库：“github.com/eclipse/paho.mqtt.golang”

服务器端搭建：服务器端搭建：

下载预编译安装包：

root@ubuntu:/home/jack# wget https://github.com/emqx/emqx/releases/download/v4.0.4/emqx-ubuntu18.04-v4.0.4.zip

--2020-04-18 18:54:51-- https://github.com/emqx/emqx/releases/download/v4.0.4/emqx-ubuntu18.04-v4.0.4.zip

Resolving github.com (github.com)... 52.74.223.119

Connecting to github.com (github.com)|52.74.223.119|:443... connected.

HTTP request sent, awaiting response... 302 Found

Location: https://github-production-release-asset-2e65be.s3.amazonaws.com/7202769/4b404580-5fa4-11ea-9fe4-73ad70b12bdc?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-

Credential=AKIAIWNJYAX4CSVEH53A%2F20200419%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20200419T015452Z&X-Amz-Expires=300&X-Amz-

Signature=6f5336e167fccc50b81ab189f5e3f8edfd1ccf4daa862af3a5d564a4cc17893b&X-Amz-SignedHeaders=host&actor_id=0&repo_id=7202769&response-content-disposition=attachment%3B%20filename%3Demqx-

ubuntu18.04-v4.0.4.zip&response-content-type=application%2Foctet-stream [following] --2020-04-18 18:54:52-- https://github-production-release-asset-2e65be.s3.amazonaws.com/7202769/4b404580-5fa4-11ea-9fe4-

73ad70b12bdc?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIWNJYAX4CSVEH53A%2F20200419%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20200419T015452Z&X-Amz-

Expires=300&X-Amz-Signature=6f5336e167fccc50b81ab189f5e3f8edfd1ccf4daa862af3a5d564a4cc17893b&X-Amz-SignedHeaders=host&actor_id=0&repo_id=7202769&response-content-

disposition=attachment%3B%20filename%3Demqx-ubuntu18.04-v4.0.4.zip&response-content-type=application%2Foctet-stream

Resolving github-production-release-asset-2e65be.s3.amazonaws.com (github-production-release-asset-2e65be.s3.amazonaws.com)... 52.217.46.76

Connecting to github-production-release-asset-2e65be.s3.amazonaws.com (github-production-release-asset-2e65be.s3.amazonaws.com)|52.217.46.76|:443... connected.

HTTP request sent, awaiting response... 200 OK

Length: 23267163 (22M) [application/octet-stream] Saving to: ‘emqx-ubuntu18.04-v4.0.4.zip’

emqx-ubuntu18.04-v4.0.4.zip 100%[=================================================================================>] 22.19M 1.45MB/s in 16s

2020-04-18 18:55:10 (1.36 MB/s) - ‘emqx-ubuntu18.04-v4.0.4.zip’ saved [23267163/23267163]

root@ubuntu:/home/jack

解压，查看目录结构：

root@ubuntu:/home/jack# unzip emqx-ubuntu18.04-v4.0.4.zip

root@ubuntu:/home/jack/mqttd/emqx# tree -L 1

├── bin

├── data

├── erts-10.5.2

├── etc