EMQ X 4.1.0 is released now, it mainly includes the following changes:
Enhancements:
- Support multi-language extension and provide SDK, supported languages: Python, Java
- Support topic based metrics
- Supports loading the latest configuration when the plugin starts
- Support for topic aliases when messages are forwarded
- Add subscription option configuration for proxy subscriptions
- Support fuzzy query and multi condition query of client list
- Support fuzzy query of subscription list
- Support to add simple authentication information on Dashboard
- Support data migration between versions
- MQTT AUTH Packet is supported. At present, only SCRAM-SHA-1 authentication mechanism is supported and users can expand it by themselves
- Support for obtaining network addresses and ports when using the proxy protocol
- Add authentication plugin based on Mnesia database (completely replace
emqx-auth-clientidandemqx-auth-usernameplugins in subsequent versions) - Support for editing rules in rule engine
- Support comment configuration items when running EMQ X through Docker
- LwM2M gateway plugin supports IPv6 and listens to multiple ports at the same time
- CoAP gateway plugin supports IPv6
- JWT authentication plugin supports configuration of jwerl signature format
Bug fixes:
- Fix the issue that EMQ X could not start when
etc/emqx.confwas read-only - Fix the issue that the connection process crashes in some cases
- Fix the issue that the browser doesn't support the current SSL/TLS certificates
- Fix the issue that the MQTT bridge plugin doesn't send heartbeat packets by default
- Fix the issue that the abnormal login detection function does not delete the expired data, resulting in memory growth
- Fix the issue that the built-in ACL module did not clear the ACL cache when reloading
- Fix the issue that
client.disconnectedevent in WebHook plugin goes wrong in some cases - Fix the issue that MQTT-SN gateway plugin doesn't support specifying listening IP address and supports IPv6