loadbalancer.tf

# Application Load Balancer
resource "aws_lb" "wordpress_alb" {
  name               = "wordpress-alb"
  internal           = false
  load_balancer_type = "application"
  security_groups    = [aws_security_group.ALB_SG.id]
  subnets            = aws_subnet.public-subnets[*].id

  tags = {
    Name = "wordpress-alb"
  }
}

# Target Group for ECS Service
resource "aws_lb_target_group" "wordpress_tg" {
  name        = "wordpress-tg"
  port        = 80
  protocol    = "HTTP"
  vpc_id      = aws_vpc.wordpress.id
  target_type = "ip" # Fargate requires "ip"

  health_check {
    path                = "/"
    interval            = 30
    timeout             = 5
    healthy_threshold   = 3
    unhealthy_threshold = 3
    matcher             = "200"
  }

  tags = {
    Name = "wordpress-tg"
  }
}

# Listener for ALB
resource "aws_lb_listener" "http_listener" {
  load_balancer_arn = aws_lb.wordpress_alb.arn
  port              = 80
  protocol          = "HTTP"

  default_action {
    type             = "forward"
    target_group_arn = aws_lb_target_group.wordpress_tg.arn
  }
}