Fettler

Introduction

Fettler is a service that help you refresh redis cache automatically. By listening on MySQL binlog, you can refresh redis cache in a timely manner and devoid of sensation or consciousness.

Install

Just install from pypi:

> pip install fettler

Usage

Config file

The example can be found in config.yml.

Run services

First you should run the services, which include producer, consumer.

Use docker-compose(recommended)

docker-compose up -d --build

Then the services is running.

Run manual

Run producer

The producer listens on MySQL binlog and send data changes to redis message queue.

> fettler produce

Run consumer

The consumer consume message queue and delete invalid caches by data changes and refresh policy registered from server.

> fettler consume

Register cache refresh policy

See examples to see how to add cache refresh policy in you application.

License

This project is licensed under the Apache-2.0 License.