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Merge pull request #121 from yunkon-kim/250106-13
Add a testbed for client-to-site VPN
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| #!/bin/bash | ||
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| # 1. Set up Docker's apt repository. | ||
| # Add Docker's official GPG key: | ||
| sudo apt-get update | ||
| sudo apt-get install ca-certificates curl | ||
| sudo install -m 0755 -d /etc/apt/keyrings | ||
| sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc | ||
| sudo chmod a+r /etc/apt/keyrings/docker.asc | ||
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| # Add the repository to Apt sources: | ||
| echo \ | ||
| "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \ | ||
| $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \ | ||
| sudo tee /etc/apt/sources.list.d/docker.list > /dev/null | ||
| sudo apt-get update | ||
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| # 2. Install the Docker packages. | ||
| sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin | ||
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| # 3. Verify that the installation is successful by running the hello-world image: | ||
| sudo docker run --rm hello-world | ||
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| # 4. Update Docker Compose | ||
| sudo apt-get update | ||
| sudo apt-get install docker-compose-plugin | ||
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| # 5. Verify that the installation is successful by the following command: | ||
| docker compose version |
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| # Define the required version of Terraform and the providers that will be used in the project | ||
| terraform { | ||
| # Required Tofu version | ||
| required_version = "~>1.8.3" | ||
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| required_providers { | ||
| # AWS provider is specified with its source and version | ||
| aws = { | ||
| source = "registry.opentofu.org/hashicorp/aws" | ||
| version = "~>5.42" | ||
| } | ||
| } | ||
| } | ||
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| # Provider block for AWS specifies the configuration for the provider | ||
| provider "aws" { | ||
| region = "ap-northeast-2" | ||
| } | ||
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| # Define the VPC resource block | ||
| resource "aws_vpc" "secure_testbed" { | ||
| cidr_block = "10.0.0.0/16" | ||
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| tags = { | ||
| Name = "secure-testbed" | ||
| } | ||
| } | ||
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| # Define the subnets resource blocks with the desired CIDR blocks and associate them with the route table | ||
| resource "aws_subnet" "public" { | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
| cidr_block = "10.0.0.0/24" | ||
| map_public_ip_on_launch = true | ||
| availability_zone = "ap-northeast-2a" | ||
| tags = { | ||
| Name = "secure-testbed-public-subnet" | ||
| } | ||
| } | ||
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| resource "aws_subnet" "private" { | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
| cidr_block = "10.0.1.0/24" | ||
| map_public_ip_on_launch = false | ||
| availability_zone = "ap-northeast-2b" | ||
| tags = { | ||
| Name = "secure-testbed-private-subnet" | ||
| } | ||
| } | ||
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| # Internet Gateway | ||
| resource "aws_internet_gateway" "igw" { | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
| tags = { | ||
| Name = "secure-testbed-igw" | ||
| } | ||
| } | ||
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| # Route Table for Public Subnet | ||
| resource "aws_route_table" "public" { | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
| tags = { | ||
| Name = "public-rtb" | ||
| } | ||
| } | ||
| # Add default routing table for the public subnet | ||
| resource "aws_route" "public_internet_access" { | ||
| route_table_id = aws_route_table.public.id | ||
| destination_cidr_block = "0.0.0.0/0" | ||
| gateway_id = aws_internet_gateway.igw.id | ||
| } | ||
| # Connect the route table to the public subnet | ||
| resource "aws_route_table_association" "public" { | ||
| subnet_id = aws_subnet.public.id | ||
| route_table_id = aws_route_table.public.id | ||
| } | ||
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| # Elastic IP for NAT Gateway | ||
| resource "aws_eip" "nat" { | ||
| tags = { | ||
| Name = "nat-eip" | ||
| } | ||
| } | ||
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| # NAT Gateway | ||
| resource "aws_nat_gateway" "nat" { | ||
| allocation_id = aws_eip.nat.id | ||
| subnet_id = aws_subnet.public.id | ||
| tags = { | ||
| Name = "nat-gateway" | ||
| } | ||
| } | ||
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| # Private Route Table | ||
| resource "aws_route_table" "private" { | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
| tags = { | ||
| Name = "private-rtb" | ||
| } | ||
| } | ||
| # Add a routing table for the private subnet | ||
| resource "aws_route" "private_route" { | ||
| route_table_id = aws_route_table.private.id | ||
| destination_cidr_block = "0.0.0.0/0" | ||
| nat_gateway_id = aws_nat_gateway.nat.id | ||
| } | ||
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| resource "aws_route_table_association" "private" { | ||
| subnet_id = aws_subnet.private.id | ||
| route_table_id = aws_route_table.private.id | ||
| } | ||
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| # Security Group for Private Subnet | ||
| resource "aws_security_group" "allow_ssh_from_public_subnet" { | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
| name = "allow-ssh-from-public-subnet" | ||
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| ingress { | ||
| description = "Allow traffic from Public Subnet" | ||
| from_port = 22 | ||
| to_port = 22 | ||
| protocol = "tcp" | ||
| cidr_blocks = ["10.0.0.0/24"] | ||
| } | ||
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| egress { | ||
| from_port = 0 | ||
| to_port = 0 | ||
| protocol = "-1" | ||
| cidr_blocks = ["0.0.0.0/0"] | ||
| } | ||
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| tags = { | ||
| Name = "allow-ssh-from-public-subnet" | ||
| } | ||
| } | ||
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| # Security Group to allow SSH traffic | ||
| resource "aws_security_group" "allow_ssh_and_wg" { | ||
| name = "allow-tls" | ||
| description = "Allow TLS inbound traffic" | ||
| vpc_id = aws_vpc.secure_testbed.id | ||
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| ingress { | ||
| description = "SSH from VPC" | ||
| from_port = 22 | ||
| to_port = 22 | ||
| protocol = "tcp" | ||
| cidr_blocks = ["0.0.0.0/0"] | ||
| } | ||
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| ingress { | ||
| description = "WireGuard UDP traffic" | ||
| from_port = 51820 | ||
| to_port = 51820 | ||
| protocol = "udp" | ||
| cidr_blocks = ["0.0.0.0/0"] | ||
| } | ||
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| ingress { | ||
| description = "WireGuard TCP traffic" | ||
| from_port = 51821 | ||
| to_port = 51821 | ||
| protocol = "tcp" | ||
| cidr_blocks = ["0.0.0.0/0"] | ||
| } | ||
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| egress { | ||
| from_port = 0 | ||
| to_port = 0 | ||
| protocol = "-1" | ||
| cidr_blocks = ["0.0.0.0/0"] | ||
| ipv6_cidr_blocks = ["::/0"] | ||
| } | ||
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| tags = { | ||
| Name = "allow-ssh-and-wg" | ||
| } | ||
| } | ||
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| resource "aws_instance" "wg-server" { | ||
| ami = "ami-042e76978adeb8c48" # Ubuntu 22.04 LTS | ||
| instance_type = "t3.micro" | ||
| key_name = "secure-testbed-keypair" | ||
| vpc_security_group_ids = [aws_security_group.allow_ssh_and_wg.id] | ||
| availability_zone = "ap-northeast-2a" | ||
| subnet_id = aws_subnet.public.id | ||
| user_data = file("./init.sh") | ||
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| root_block_device { | ||
| volume_size = 30 | ||
| } | ||
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| tags = { | ||
| Name = "wg-server" | ||
| } | ||
| } | ||
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| resource "aws_instance" "secure-server" { | ||
| ami = "ami-042e76978adeb8c48" # Ubuntu 22.04 LTS | ||
| instance_type = "t3.micro" | ||
| key_name = "secure-testbed-keypair" | ||
| vpc_security_group_ids = [aws_security_group.allow_ssh_from_public_subnet.id] | ||
| availability_zone = "ap-northeast-2b" | ||
| subnet_id = aws_subnet.private.id | ||
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| root_block_device { | ||
| volume_size = 30 | ||
| } | ||
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| tags = { | ||
| Name = "secure-server" | ||
| } | ||
| } |
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