uzys-elasticache-tunnel

You can connect to elasticache outside the aws network

Installation

You can install this through npm:

npm install -g uzys-elasticache-tunnel

Requirements

• Elasticache Endpoint (want to connect)
• AWS EC2 ( for port forwarding)
• ssh
• node.js

configuration file <config.json>

[
  {
    "localPort": 6379,
    "elasticacheEndpoint": "abcd.cache.amazonaws.com",
    "elasticachePort": 6379,
    "ec2Endpoint": "aaaa.ec2.amazon.com",
    "ec2User" : "ubuntu",
    "ec2Cert": "~/.ssh/EC2.pem"
  },
  {
    "localPort": 6378,
    "elasticacheEndpoint": "efgh.cache.amazonaws.com",
    "elasticachePort": 6379,
    "ec2Endpoint": "aaaa.ec2.amazon.com",
    "ec2User" : "ubuntu",
    "ec2Cert": "~/.ssh/EC2.pem"
  }
]

• first config : localhost:6379 => abcd.cache.amazonaws.com:6379
• second config : localhost:6378 => efgh.cache.amazonaws.com:6379

if you use Elasticache redis you can connect using redis-cli

redis-cli -h localhost -p 6378 // connect to efgh.cache.amazonaws.com:6379
redis-cli -h localhost -p 6379 // connect to abcd.cache.amazonaws.com:6379 

How to use

  Usage: uzys-elasticache-tunnel [options] [command]

  Commands:

    start [filename]  start tunneling with configuration file (default: config.json)
    stop              stop tunneling
    status            show tunneling status

  Options:

    -h, --help     output usage information
    -V, --version  output the version number

Usage Example

• start - uzys-elasticache-tunnel start ./config.json
• stop - uzys-elasticache-tunnel stop
• status - uzys-elasticache-tunnel status