egg-mongoose-cache

Egg's cache plugin based on egg-mongoose and egg-redis for egg framwork

• egg-mongoose-cache plugin rewrite from cachegoose, increase support for populate.

中文版

Install

$ npm i egg-mongoose-cache --save

Dependencies

egg version

egg-mongoose-cache ver	egg 2.x	egg-mongoose 3.2.x
1.x	😁	😁
0.x	❌	❌

Dependencies plugins

• egg-mongoose ^3.2.0
• egg-redis ^2.4.0

Usage

// {app_root}/config/plugin.js
exports.mongooseCache = {
  enable: true,
  package: 'egg-mongoose-cache',
};

Configuration

see config/config.default.js for more detail.

• instanceName： when use egg-redis Multi Clients, set the redis instance name
• ttl: global default expiration time(second), default: 600
• keyPrefix： redis Prefix key, defalut: "mc:"

egg-redis Single Client:

exports.mongooseCache = {
  ttl: 600,
  keyPrefix: 'mc:',
}

egg-redis Multi Clients:

exports.mongooseCache = {
  instanceName: 'cache',
  ttl: 300,
  keyPrefix: 'mc:',
}

Example

In controller or service, you can use find/findOne/aggregate to cache data to redis.

Use FindOne/populate, cache 60 second:

let data = await ctx.model.user.findOne({ 'username': 'user1' }).populate('userinfo').cache(60);

Use Find, cache 600 second:

let data = await ctx.model.user.find({}).limit(10).skip(5).cache();

Use Aggregate, cache 60 second and user custom key:

let data = await ctx.model.user.aggregate(myPipelines).cache(60,'myKey');

Questions & Suggestions

Please open an issue egg-mongoose-cache issues.

License

MIT