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variable "region" {
description = "AWS region for resources"
type = string
default = "us-east-1"
}
variable "instance_count" {
description = "Number of EC2 instances"
type = number
default = 2
}
resource "aws_instance" "web" {
ami = "ami-0c55b159cbfafe1f0"
instance_type = "t3.micro"
count = var.instance_count
tags = {
Name = "web-server-${count.index}"
}
}
resource "aws_security_group" "web_sg" {
name = "web-sg"
description = "Security group for web servers"
ingress {
from_port = 80
to_port = 80
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"]
}
}
output "instance_ids" {
description = "IDs of created instances"
value = aws_instance.web[*].id
}
locals {
common_tags = {
Environment = "production"
ManagedBy = "terraform"
}
}