AWS Lambda - node.js 6.10 でEC2インスタンスを起動したり止めたり

readme.md

CloudWatch Event の 定数で EC2 インスタンスIDを指定する

{"ec2id":"i-0XXXXXXXXXXXXXXXXX"}

ec2-schedule-start.js

var AWS = require('aws-sdk');
const ec2 = new AWS.EC2();

exports.handler = (event, context, callback) => {
    
    if(typeof(event.ec2id) !== "undefined") {
        ec2.startInstances({InstanceIds: [event.ec2id]}).promise()
            .then((r) => {
                console.log("START EC2 instance", event.ec2id);
                callback(null, 'START EC2 instance: ' + event.ec2id);
            })
            .catch((e) => {
                callback('ERROR! start EC2: ' + event.ec2id, null);
            });
    } else {
        callback('ERROR! not set EC2 id', null);
    }
};

ec2-schedule-stop.js

var AWS = require('aws-sdk');
const ec2 = new AWS.EC2();

exports.handler = (event, context, callback) => {

    if(typeof(event.ec2id) !== "undefined") {
        ec2.stopInstances({InstanceIds: [event.ec2id]}).promise()
            .then((r) => {
                console.log("STOP EC2 instance", event.ec2id);
                callback(null, 'STOP EC2 instance: ' + event.ec2id);
            })
            .catch((e) => {
                callback('ERROR! stop EC2: ' + event.ec2id, null);
            });
    } else {
        callback('ERROR! not set EC2 id', null);
    }
};