Write a comparison between Ansible Vs Docker Vs Terraform
Terraform Ansible D
| Tool category | Orchestration | Configuration management |
| Approach | Immutable infrastructure | Mutable infrastructure |
| Language | Declarative | Imperative |
| Provisioning | Specializes in infrastructure provisioning | Limited support for infrastructure provisioning |
| LIfecycle management | Lifecycle aware. Maintains state of deployments. | No lifecycle awareness |
| Command line operation | Yes | Yes |
| Agentless | Yes | Yes |
Write a terraform script where you create a linux ec2 instance with Security group and key defined so you should be able to use key to login to ec2 instance.
provider "aws" {
source = "terraform"{
version = "~> 2.8"
}
}
resource provider "linux_security_group " allow key to login to ec2 instance"{
description = " allow key to login ec2 instance"
}
region = "us-west-2" {
access_key = "AKIAYIMEDZZZKEPKRNEM"
secret_key = "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"
resource " aws_instance""first-ec2"{
ani = "ani-03d5c68bab01f3496"
instance type = "t2.micro"
tags = {
Name = "Anitha"
}
}
}Code language: PHP (php)