terraform {
required_providers {
aws = {
source = "hashicorp/aws"
version = "~> 4.16"
}
}
required_version = ">= 1.2.0"
}
provider "aws" {
region = var.regiao_aws
}
resource "aws_launch_template" "maquina" {
image_id = "ami-830c94e3"
instance_type = var.instancia
key_name = var.chave
tags = {
Name = "Terraform aws"
}
security_group_names = [ var.grupoDeSeguranca ]
user_data = var.producao ? filebase64("ansible.sh") : ""
}
resource "aws_key_pair" "chaveSSH" {
key_name = var.chave
public_key = file("${var.chave}.pub")
}
resource "aws_autoscaling_group" "grupo" {
availability_zones = [ "${var.regiao_aws}a", "${var.regiao_aws}b" ]
name = var.nomeGrupo
min.size = var.minimo
max.size = var.maximo
target_group_arns = var.producao ? [ aws_lb_target_group.alvoLB[0].arn ] : []
launch_template {
id = aws_launch_template.maquina.id
version = "$Latest"
}
}
resource "aws_autoscaling_schedule" "liga" {
scheduled_action_name = "liga"
min_size = 0
max_size = 1
desired_capacity = 1
start_time = timeadd(timestamp, "10m")
recurrence = = "0 10 * * MON-FRI"
autoscaling_group_name = aws_autoscaling_group.grupo.name
}
resource "aws_autoscaling_schedule" "desliga" {
scheduled_action_name = "desliga"
min_size = 0
max_size = 1
desired_capacity = 0
start_time = timeadd(timestamp, "11m")
recurrence = = "0 21 * * MON-FRI"
autoscaling_group_name = aws_autoscaling_group.grupo.name
}
resource "aws_default_subnet" "subnet_1" {
availability_zones = "${var.regiao_aws}a"
}
resource "aws_default_subnet" "subnet_2" {
availability_zones = "${var.regiao_aws}b"
}
resource "aws_lb" "loadBalancer" {
internal = false
subnets = [ aws_default_subnet.subnet_1.id, aws_default_subnet.subnet_2.id ]
count = var.producao ? 1 : 0
}
resource "aws_lb_target_group" "alvoLB" {
name = "maquinasAlvo"
port = "8000"
protocol = "HTTP"
vpc_id = aws_default_vpc.default.id
count = var.producao ? 1 : 0
}
resource "aws_default_vpc" "default" {
}
resource "aws_lb_listener" "entradaLB" {
load_balancer_arn = aws_lb.loadBalancer[0].arn
port = "8000"
protocol = "HTTP"
default_action {
type = "forward"
target_group_arn = aws_lb_target_group.alvoLB[0].arn
}
count = var.producao ? 1 : 0
}
resource "aws_autoscaling_policy" "escala-producao" {
name = "terraform-escala"
autoscaling_group_name = var.nomeGrupo
policy_type = "TargetTrackingScaling"
target_tracking_configuration {
predefined_metric_specification {
predefined_metric_type = "ASGAverageCPUUtilization"
}
target_value = 50.0
}
count = var.producao ? 1 : 0
}
