This functionality is useful for automating the installation and configuration of software on EC2 instances. If you need help, you can use my previous tutorial to launch EC2 instance. 5. The above example uses the Amazon EC2 CLI tools, but it's possible to pass user-data using the AWS console as well. How to use EC2 User Data Script to Install Apache Web Server AWS - Auto join EC2 Windows instance to Active Directory Domain + sudo su - ec2-user + whoami root. Amazon EC2 User Data Tutorial - YouTube As per my experience with Userdata and AMIs, Userdata will be executed by ec2-user, and i am assuming to run/install software, Ec2-user mush have sudo permissions. Here is the terraform configuration file with user_data field. EC2 User Data script - add to Source Control, so server to download and run on launch. Next Click launch instance. Install Node.js. aws profile ( if removed default would be taken) changing the prefix default value to what you desire. To add or change user data, the instance must be in the stopped state. 2. When you launch an instance in Amazon EC2, you have the option of passing user data to the instance that can be used to perform common automated configuration tasks and even run scripts after the instance starts. Unclear how to add user_data to an aws_instance #145 - GitHub Once you've done that, shut down the instance and create a . Start with creating a secret which we will later on for EC2 instance at launch. Create a database user: sudo -u postgres createuser -DRS $ {USER} When launching an instance, specify the user-data-file to pass to the instance. Copied! It's better to keep the template in a way that reflects the actual ordering of the elements. Adding the entire string over multiple lines (which terraform complained that it found an unexpected newline char).. user_data = "line one. These are extremely useful for debugging. change the ami ID. So I tried to pass my own user-data when instance launch, this is my user-data: Move the app to . You can't configure user data. AWS EC2 user dataAs I have been previously doing more work on the other cloud, namely Amazon Web Services (AWS), I have found a few things that are worth mentioning and in this article here I will start with EC2 instances and their deployment / provisioning on AWS.Often you will find yourself in the situation where you will need to run code post deployment of your AWS marketplace or pre-baked .
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