vpc.tf

provider "aws" {
  access_key = "${var.access_key}"
  secret_key = "${var.secret_key}"
  region     = "${var.region}"
}

resource "aws_vpc" "default" {
    cidr_block = "${var.vpc_cidr}"
    enable_dns_hostnames = true
    tags {
        Name = "aws-vpc"
    }
}

resource "aws_internet_gateway" "default" {
    vpc_id = "${aws_vpc.default.id}"
}

resource "aws_security_group" "vpc_sg" {
    name = "vpc_sg"
    description = "Security group used by the VPC ACL."

    ingress {
        from_port = 22
        to_port = 22
        protocol = "tcp"
        cidr_blocks = "${var.allowed_cidrs}"
    }


    ingress {
        from_port = 0
        to_port = 0
        protocol = "-1"
        cidr_blocks = ["0.0.0.0/0"]
    }

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

    vpc_id = "${aws_vpc.default.id}"

    tags {
        Name = "VPC-SG"
    }
}

/*
  Public Subnet
*/
resource "aws_subnet" "eu-west-1a-public" {
    vpc_id = "${aws_vpc.default.id}"

    cidr_block = "${var.public_subnet_cidr}"
    availability_zone = "${var.availability_zone}"

    tags {
        Name = "Public Subnet"
    }
}

resource "aws_route_table" "eu-west-1a-public" {
    vpc_id = "${aws_vpc.default.id}"

    route {
        cidr_block = "0.0.0.0/0"
        gateway_id = "${aws_internet_gateway.default.id}"
    }

    tags {
        Name = "Public Subnet"
    }
}

resource "aws_route_table_association" "eu-west-1a-public" {
    subnet_id      = "${aws_subnet.eu-west-1a-public.id}"
    route_table_id = "${aws_route_table.eu-west-1a-public.id}"
}