Terraform Template to create an EC2 Instance on Default VPC with your name in the "Owner" tag, and Security Group allowing ports 22, 80 and 443 in Inbound Rules (ingress) and all traffic in Outbound Rules (egress)

terraform-ec2-sg.tf

# Terraform Template to create an EC2 Instance on Default VPC with your name in the "Owner" tag, and Security Group allowing ports 22, 80 and 443 in Inbound Rules (ingress) and all traffic in Outbound Rules (egress)
 
provider "aws" {
	region = "us-east-1"
}

data "aws_ami" "ubuntu" {
	most_recent = true

	filter {
		name = "name"
		values = ["ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-*"]
	}

	filter {
		name = "virtualization-type"
		values = ["hvm"]
	}

	owners = ["099720109477"]
}

resource "aws_security_group" "nicesecuritygroup" {
	name        = "nicesecuritygroup"
	description = "Allow HTTP, HTTPS and SSH"

	ingress {
		description = "HTTP, HTTPS and SSH"
		from_port   = 80
		to_port     = 80
		protocol    = "tcp"
		cidr_blocks = ["0.0.0.0/0"]
	}

	ingress {
		description = "HTTP, HTTPS and SSH"
		from_port   = 22 
		to_port     = 22 
		protocol    = "tcp"
		cidr_blocks = ["0.0.0.0/0"]
	}
	ingress {
		description = "HTTP, HTTPS and SSH"
		from_port   = 443 
		to_port     = 443 
		protocol    = "tcp"
		cidr_blocks = ["0.0.0.0/0"]
		}

	egress {
		from_port   = 0
		to_port     = 0
		protocol    = "-1"
		cidr_blocks = ["0.0.0.0/0"]
	}

	tags = {
		Name = "nicesecuritygroup"
	}
}

resource "aws_instance" "web" {
	ami           = data.aws_ami.ubuntu.id
	instance_type = "t2.micro"
	security_groups = ["nicesecuritygroup"]

	tags = {
		Owner = "Binit"
	}
}