Overview

cmqttd is a massively scalable and clusterable MQTT V3.1/V3.1.1 broker written in ANSI C.

cmqttd is fully open source and licensed under the Apache Version 2.0. cmqttd implements both MQTT V3.1 and V3.1.1 protocol specifications, and supports WebSocket, STOMP, SockJS, CoAP and MQTT-SN at the same time.

cmqttd written in ANSI c, no especially requires.

Cluster

Create the project that the goal is to cluster deployment. all service instances are stateless

Goals

The cmqttd project is aimed to implement a scalable, distributed, extensible open-source MQTT broker for IoT, M2M and Mobile applications that hope to handle millions of concurrent MQTT clients.

Easy to install
Massively scalable
Easy to extend
Solid stable
stateless
cluster deployment

Features(plan)

Full MQTT V3.1/V3.1.1 protocol specification support
QoS0, QoS1, QoS2 Publish and Subscribe
Session Management and Offline Messages
Retained Message
Last Will Message
TCP/SSL Connection
MQTT Over WebSocket(SSL)
HTTP Publish API
MQTT-SN Protocol
STOMP protocol
STOMP over SockJS
$SYS/# Topics
ClientID Authentication
IpAddress Authentication
Username and Password Authentication
Access control based on IpAddress, ClientID, Username
Authentication with LDAP, Redis, MySQL, PostgreSQL and HTTP API
Cluster brokers on several servers
Bridge brokers locally or remotely
mosquitto, RSMB bridge
Extensible architecture with Hooks, Modules and Plugins
Passed eclipse paho interoperability tests

Modules

Coming here

Dashboard

A Web Dashboard will be loaded when the emqttd broker started successfully.

The Dashboard helps monitor broker's running status, statistics and metrics of MQTT packets.

Default Address: http://localhost:18083

Default Login/Password: admin/public

Design

QuickStart

Coming here

Contributors

wait for you

Author

huamanlou(ZhangXuelian) 39514004@qq.com

License

Apache License Version 2.0

enjoygeek/cmqttd

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