How do you provide user data in terraform?

How do you provide user data in terraform?

User-data inserted in the tf file Open the file that contains your terraform resource parameters, in our case it’s a main.tf file. Paste the script to the resource specification and use the format shown in the example. << EOF and EOF frame the script within the user_data argument.

What is cloud init terraform?

cloud-init is a standard configuration support tool available on most Linux distributions and all major cloud providers. cloud-init allows you to pass a shell script to your instance that installs or configures the machine to your specifications.

How do I create an instance in terraform?

Using Terraform to Create an EC2 Instance

1. Create an EC2 Instance.
2. Automatically look up the latest Windows Server 2019 AMI for the EC2 instance.
3. Create and attach a additional drive.
4. Create a Cloudwatch Alarm Metric to monitor CPU.

How do I change instance type in terraform?

Modify EC2 instance type

1. In the ec2-instance.tf file changes EC2 instance type from t2. micro to t2. small.
2. Again run the terraform plan and then terraform apply to actually apply changes.

How do I start terraforming?

We’ll walk you through the entire process, step-by-step:

1. Set up your AWS account.
2. Install Terraform.
3. Deploy a single server.
4. Deploy a single web server.
5. Deploy a configurable web server.
6. Deploy a cluster of web servers.
7. Deploy a load balancer.
8. Clean up.

What is Terraform data?

Data sources allow data to be fetched or computed for use elsewhere in Terraform configuration. Use of data sources allows a Terraform configuration to build on information defined outside of Terraform, or defined by another separate Terraform configuration.

When should I run Terraform init?

The terraform init command is used to initialize a working directory containing Terraform configuration files. This is the first command that should be run after writing a new Terraform configuration or cloning an existing one from version control. It is safe to run this command multiple times.

What language is terraform written in?

Go
Terraform/Programming languages

Is terraform free?

Terraform Cloud is a commercial SaaS product developed by HashiCorp. Many of its features are free for small teams, including remote state storage, remote runs, and VCS connections. We also offer paid plans for larger teams that include additional collaboration and governance features.

What is an EC2 instance?

An Amazon EC2 instance is a virtual server in Amazon’s Elastic Compute Cloud (EC2) for running applications on the Amazon Web Services (AWS) infrastructure. Users can select an AMI provided by AWS, the user community or through the AWS Marketplace. Users also can create their own AMIs and share them.

What is IAM instance profile?

An instance profile is a container for an IAM role that you can use to pass role information to an EC2 instance when the instance starts.

Where do you write Terraform scripts?

Terraform can create infrastructure across a wide variety of platforms, or what it calls providers, including AWS, Azure, Google Cloud, DigitalOcean, and many others. You can write Terraform code in just about any text editor.