resource "aws_security_group" "web" {
  name        = "${var.project_name}-web"
  description = "SSH (restricted), HTTP and HTTPS"
  vpc_id      = aws_vpc.this.id

  ingress {
    description = "SSH"
    from_port   = 22
    to_port     = 22
    protocol    = "tcp"
    cidr_blocks = [var.allowed_ssh_cidr]
  }

  ingress {
    description = "HTTP (ACME challenge + redirect to HTTPS)"
    from_port   = 80
    to_port     = 80
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  ingress {
    description = "HTTPS"
    from_port   = 443
    to_port     = 443
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

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

  tags = merge(local.tags, { Name = "${var.project_name}-web" })
}