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emqx/apps/emqx_exhook/README.md

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emqx_exhook

The emqx_exhook extremely enhance the extensibility for EMQX. It allow using an others programming language to mount the hooks instead of erlang.

Feature

  • Based on gRPC, it brings a very wide range of applicability
  • Allows you to use the return value to extend emqx behavior.

Architecture

EMQX                                      Third-party Runtime
+========================+                 +========+==========+
|    ExHook              |                 |        |          |
|   +----------------+   |      gRPC       | gRPC   |  User's  |
|   |   gPRC Client  | ------------------> | Server |  Codes   |
|   +----------------+   |    (HTTP/2)     |        |          |
|                        |                 |        |          |
+========================+                 +========+==========+

Usage

gRPC service

See: priv/protos/exhook.proto

CLI

Example

Recommended gRPC Framework

See: https://github.com/grpc-ecosystem/awesome-grpc

Thanks