lambda script to create ami

The AMI backup Script will Search for all the Instances With Specific tags and initiate a backup for it. AWS Lambda makes it easy to create rich, personalized app experiences. AWS AMI Automated Creation & Deletion System. A simple AWS lambda project to help automate creation and deletion of AMIs. CREATE LAMBDA CLEANUP FUNCTION Having successfully created the AMI using the previous function, we need to now remove them when not needed anymore. Create CloudWatch Events rules that trigger your function on a schedule. The underlying execution environment provides additional libraries and So if you have set a tag to store the AMI for 3 days then that is used when the AMI is created. 2. Once the backup is done, It Will create a DeleteOn date to the AMI and snapshots depending upon the retention period you define. AWS EC2 AMI tags (click to enlarge) [Update 2017-03-29: The original version of the script below automates creation of AMIs in EC2 as long as the instance name tag is unique.An updated version of the script handles duplicate name tags and terminated instances.]. One of EC2’s most powerful features is the ability to create AMIs — Amazon Machine Images — of entire instances (servers). What follows is the needed policy that your Lambda needs in its role so it can start and stop EC2 instances. For example, you could create a rule to stop your EC2 instances at night, and another to start them again in the morning. Finally, it’s time to write some code. Now, we create the Lambda function by using the Author from scratch. Motivation. In this AWS hands-on lab, we will write a Lambda function that will create an EC2 instance. I have been trying to use packer to create an AMI from Lambda for a particular use case. We'll build a solution that creates nightly snapshots for volumes attached to EC2 instances and deletes any snapshots older than 10 days. AWS AMI Automated Creation & Deletion System. It clears up that the AMI creation works as expected. This can take a few minutes. Move to the EC2 service. Thinking to automate AMI backups; Use AWS Lambda, with ELB tags If you’ve been following our blog, you would know how we love to talk about advances in technology and ensure that our readers get the most out of reading our posts. I pulled the packer package and unzipped it. Now that we’ve got the authorization policy for our function, we can build the script that will grab the volumes for all our instances. Creating an AMI automatically snapshots all the associated EBS volumes for that instance. Overview In this post, we'll cover how to automate EBS snapshots for your AWS infrastructure using Lambda and CloudWatch . Steps 4, 5 & 6: Once the EC2 instance has been stopped, we can create an image of the instance. AWS Lambda supports multiple languages through the use of runtimes. The scripts are written in JavaScript and will run on the the serverless AWS Lambda platform. AWS Role and Policy Needed to Start and Stop Instances from Lambda. Name: It defines the name of the Lambda function. From the above screen, we observe that we have three ways of the authoring Lambda function, i.e., Author from scratch, Blueprints, and AWS Serverless. In the AWS Lambda management console, create a new function using the … So, I chose Singapore region to setup Lambda. Regarding deletion, the number of days set for deletion is used at the time of creation of the AMI.