pool-redis

0.1.2 • Public • Published

node-redis-pool

Install

npm install pool-redis

Introduction

This is lightweight node.js module for using redis connections in pool. This module require and based on node_redis

Here is an example on how to use it:

var poolRedis = require('pool-redis')({
  'host': 'localhost',
  'password': '',
  'maxConnections': 10
});
 
poolRedis.getClient(function(client, done) {
  client.get('key', function(err, value) {
    console.log('value from redis is:', value);
    done();
  });
});

Redis pool options

  • host: The hostname of the database you are connecting to. (Default: localhost)
  • port: The port number to connect to. (Default: 6379)
  • password: The password of Redis server. (Default: null)
  • options: The additional redis connection options. See more (Default: {})
  • maxConnections: The max connections count to redis. All next active connections will waiting for connection release. So, don't forget to release connections after using. (Default: 10)
  • handleRedisError: If enable - all redis exceptions will be handled, using console.error. (Default: false)

Methods

getClient(callback)

Main method. Returns a redis client from the pool. The callback is passed an client and done. The client object is a normal redis client. Release the client into a pool by calling the done() function (simplest way) or call .release(client) method.

release(client)

This method will release client object back into the pool.

close(client)

This method will close client object and remove it from pool.

closeAll()

This method will close all redis clients, what is in pool now. Make sure, what all redis operations are completed, before call this method.

LICENSE - "MIT License"

Copyright (c) 2014 Valentin Morenko (valzon@rambler.ru)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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Install

npm i pool-redis

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Version

0.1.2

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  • valzon