resource "aws_security_group" "default" { name = "main_rds_sg" description = "Allow all inbound traffic" vpc_id = "${var.vpc_id}" ingress { from_port = 0 to_port = 65535 protocol = "TCP" cidr_blocks = ["${var.cidr_blocks}"] } egress { from_port = 0 to_port = 0 protocol = "-1" cidr_blocks = ["0.0.0.0/0"] } tags { Name = "${var.sg_name}" } }