How to create an EC2 instance with user_data

  • Define your Terraform configuration: Create a .tf file, for example, ec2_instance.tf, and define your EC2 instance configuration along with user data:
provider "aws" {
region = "your_aws_region"
}

resource "aws_instance" "example" {
ami = "your_ami_id"
instance_type = "t2.micro"
key_name = "your_key_pair_name"
security_groups = ["your_security_group_name"]
subnet_id = "your_subnet_id"

user_data = <<-EOF
#!/bin/bash

# Update package repositories
apt-get update -y

# Install nginx
apt-get install nginx -y

# Start nginx service
systemctl start nginx

# Enable nginx to start on boot
systemctl enable nginx
EOF
}

Here is the Terraform code to create the ec2 instance on the aws.

Here is the aws Instance created on the aws console.

Here is the system log the userdata commands executed while creating the container.

The service status of the nginx was successfully running on the instance.

Accessed the nginx using the IP of the address.

How to Create AWS EC2 using Terraform?

AWS EC2 (Elastic Compute Cloud) is a web service provided by Amazon Web Services (AWS) that allows users to launch and oversee virtual servers, known as examples, in the cloud. It gives an adaptable and versatile foundation for running different sorts of applications and jobs. With Terraform EC2, clients have unlimited authority over their virtual servers, including the capacity to pick the sort, operating system, and storage options of each instance.

Terraform is an open-source framework and code instrument created by HashiCorp. It empowers clients to characterize and arrange framework assets using a definitive language. Terraform upholds numerous cloud suppliers, including AWS, Azure, and Google Cloud Platform, allowing users to deal with their infrastructure reliably across various stages.

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What is Terraform?

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Now that we have the networking infrastructure and security groups set up, let’s define the EC2 terraform instance itself. Here’s an example:...

How to create an EC2 instance with user_data

Define your Terraform configuration: Create a .tf file, for example, ec2_instance.tf, and define your EC2 instance configuration along with user data:...

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To create multiple EC2 instances with different configurations using Terraform, you can define multiple instances within your Terraform configuration, each with its own set of parameters. Here’s an example:...

Terminating the EC2 Occurrence

As referenced before, terminating the terraform EC2 instance will remove it for all time, including any related storage and data. Make a point to take backups if necessary prior to terminating the instance....

Conclusion

Terraform makes it easy and scalable to set up virtual servers in the cloud by creating an AWS EC2 instance. All through this aide, we take care of the essentials of AWS EC2 and Terraform, from setting up your AWS account and arranging Terraform to composing foundation as code and dealing with the EC2 occasion lifecycle....

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