feat: nginx proxy manager

.gitignore

@@ -1,3 +1,45 @@
+# ---> Terraform
+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+crash.*.log
+
+# Exclude all .tfvars files, which are likely to contain sensitive data, such as
+# password, private keys, and other secrets. These should not be part of version 
+# control as they are data points which are potentially sensitive and subject 
+# to change depending on the environment.
+*.tfvars
+*.tfvars.json
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Ignore transient lock info files created by terraform apply
+.terraform.tfstate.lock.info
+
+# Include override files you do wish to add to version control using negated pattern
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*
+
+# Ignore CLI configuration files
+.terraformrc
+terraform.rc
+
+# ---> Ansible
+*.retry
+
 # ---> Python
 # Byte-compiled / optimized / DLL files
 __pycache__/
@@ -168,60 +210,8 @@ cython_debug/
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
 
-# ---> Ansible
-*.retry
-
-# ---> Terraform
-# Local .terraform directories
-**/.terraform/*
-
-# .tfstate files
-*.tfstate
-*.tfstate.*
-
-# Crash log files
-crash.log
-crash.*.log
-
-# Exclude all .tfvars files, which are likely to contain sensitive data, such as
-# password, private keys, and other secrets. These should not be part of version 
-# control as they are data points which are potentially sensitive and subject 
-# to change depending on the environment.
-*.tfvars
-*.tfvars.json
-
-# Ignore override files as they are usually used to override resources locally and so
-# are not checked in
-override.tf
-override.tf.json
-*_override.tf
-*_override.tf.json
-
-# Ignore transient lock info files created by terraform apply
-.terraform.tfstate.lock.info
-
-# Include override files you do wish to add to version control using negated pattern
-# !example_override.tf
-
-# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
-# example: *tfplan*
-
-# Ignore CLI configuration files
-.terraformrc
-terraform.rc
-
-# Custom ignores.
-boot
-ssh.pem
-.DS_Store
 *secret*
-*.tfbackend
-*.env
-*.tar.gz
-*.tar.xz
-*.tar
-*.pem
-.venv
 .vscode
-tmp
+.DS_Store
-node_modules
+*.key
+*.out

Taskfile.yml

@@ -1,15 +1,13 @@
 version: 3
 
-includes:
-  tf: { taskfile: terraform, dir: terraform }
-
 tasks:
-  deploy: ansible-playbook playbooks/deploy.yml
+  vault: ansible-vault edit vault.yml {{.CLI_ARGS}}
+  provision: ansible-playbook playbooks/provision.yml {{.CLI_ARGS}}
+  deploy: ansible-playbook playbooks/deploy.yml {{.CLI_ARGS}}
+  restore: ansible-playbook playbooks/restore.yml {{.CLI_ARGS}}
 
   enter:
-    cmd: aws ssm start-session --target $INSTANCE_ID
+    cmd: ssh -i {{.KEY}} root@{{.IP}}
-    env:
+    vars:
-      INSTANCE_ID: { sh: jq -r .instance_id.value < config/infrastructure.secret.json }
+      KEY: { sh: ansible-vault view vault.yml | yq -r ".secret.private_ssh_key_path" }
-      AWS_REGION: { sh: jq -r .aws_region < config/ansible.secret.json }
+      IP: { sh: cat dist/terraform_outputs.yml | jq -r ".proxy_ip.value" }
-      AWS_ACCESS_KEY_ID: { sh: jq -r .aws_access_key < config/ansible.secret.json }
-      AWS_SECRET_ACCESS_KEY: { sh: jq -r .aws_secret_key < config/ansible.secret.json }

ansible.cfg

@@ -0,0 +1,13 @@
+[defaults]
+callbacks_enabled = profile_tasks
+localhost_warning = False
+vault_password_file = vault.key
+interpreter_python = /usr/bin/python3.11
+
+[inventory]
+inventory_unparsed_warning = False
+
+[ssh_connection]
+ssh_args = -o ControlMaster=auto -o ControlPersist=60s -o ForwardAgent=yes -o IdentityAgent=none
+pipelining = True
+retries = 2

playbooks/deploy.yml

@@ -0,0 +1,139 @@
+- name: Set up real host.
+  gather_facts: false
+  hosts: localhost
+  tags:
+    - deploy
+  vars_files:
+    - ../vault.yml
+    - ../dist/terraform_outputs.yml
+    - ../variables.yml
+  tasks:
+    - name: Add remote host.
+      ansible.builtin.add_host:
+        name: server
+        ansible_ssh_host: "{{ variables.proxy_host }}"
+
+- name: Set-up NAT.
+  gather_facts: false
+  hosts: server
+  vars_files:
+    - ../vault.yml
+    - ../dist/terraform_outputs.yml
+  tasks:
+    - name: Install PIP.
+      ansible.builtin.apt:
+        name:
+          - python3-pip
+          - ifupdown
+        state: present
+        update_cache: true
+
+    - name: Install needed packages.
+      ansible.builtin.pip:
+        name:
+          - botocore
+          - boto3
+          - packaging
+        state: present
+        break_system_packages: true
+
+    - name: Set-up the network interfaces.
+      ansible.builtin.blockinfile:
+        dest: /etc/network/interfaces
+        marker: "# NAT CONFIG {marker}"
+        content: |
+          auto eth0
+          iface eth0 inet dhcp
+              post-up echo 1 > /proc/sys/net/ipv4/ip_forward
+              post-up iptables -t nat -A POSTROUTING -s '{{ network_cidr.value }}' -o eth0 -j MASQUERADE
+
+- name: Install Docker.
+  gather_facts: true
+  hosts: server
+  vars_files:
+    - ../vault.yml
+    - ../dist/terraform_outputs.yml
+  tasks:
+    - name: Download Docker repository key.
+      ansible.builtin.apt_key:
+        url: https://download.docker.com/linux/debian/gpg
+        state: present
+
+    - name: Download Docker repository.
+      ansible.builtin.apt_repository:
+        repo: "deb https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable"
+        state: present
+
+    - name: Remove bad packages.
+      ansible.builtin.apt:
+        state: absent
+        package:
+          - docker.io
+          - docker-doc
+          - docker-compose
+          - podman-docker
+          - containerd
+          - runc
+
+    - name: Download Docker dependencies.
+      ansible.builtin.apt:
+        state: present
+        package:
+          - ca-certificates
+          - curl
+
+    - name: Download Docker packages.
+      ansible.builtin.apt:
+        state: present
+        update_cache: true
+        package:
+          - docker-ce
+          - docker-ce-cli
+          - containerd.io
+          - docker-buildx-plugin
+          - docker-compose-plugin
+
+- name: Set-up reverse proxy.
+  gather_facts: false
+  hosts: server
+  vars_files:
+    - ../vault.yml
+    - ../dist/terraform_outputs.yml
+  tasks:
+    - name: Set-up folders.
+      ansible.builtin.file:
+        path: "{{ item }}"
+        state: directory
+        recurse: true
+      loop: [/root/data, /root/letsencrypt]
+
+    - name: Set-up manager.
+      community.docker.docker_container:
+        name: proxy-manager
+        image: 'jc21/nginx-proxy-manager:latest'
+        state: started
+        restart_policy: unless-stopped
+        ports: ['80:80', '443:443', '81:81']
+        labels: { docker-volume-backup.stop-during-backup: "true" }
+        volumes:
+          - /root/data:/data
+          - /root/letsencrypt:/etc/letsencrypt
+
+    - name: Run backup.
+      community.docker.docker_container:
+        name: proxy-backup
+        image: offen/docker-volume-backup:v2
+        state: started
+        restart_policy: unless-stopped
+        volumes:
+          - /root/data:/backup/data:ro
+          - /root/letsencrypt:/backup/letsencrypt:ro
+          - /var/run/docker.sock:/var/run/docker.sock:ro
+        env:
+          AWS_S3_BUCKET_NAME: "{{ secret.bucket.name }}"
+          AWS_S3_PATH: "{{ secret.bucket.key }}"
+          AWS_REGION: "{{ secret.bucket.region }}"
+          AWS_ACCESS_KEY_ID: "{{ secret.bucket.access_key }}"
+          AWS_SECRET_ACCESS_KEY: "{{ secret.bucket.secret_key }}"
+          AWS_ENDPOINT: "{{ secret.bucket.endpoint }}"
+          BACKUP_CRON_EXPRESSION: "0 0 * * *"

playbooks/deployment.yml

@@ -1,30 +0,0 @@
-- name: Deploy artifact to instance.
-  hosts: localhost
-  vars_files:
-    - ../config/proxy.json
-    - ../secrets/infrastructure.secret.json
-  vars:
-    ansible_connection: aws_ssm
-    ansible_python_interpreter: /usr/bin/python3
-    ansible_aws_ssm_plugin: "{{ ssm_plugin }}"
-    ansible_aws_ssm_bucket_name: "{{ image_bucket }}"
-    ansible_aws_ssm_instance_id: "{{ public_instance_id.value }}"
-
-    ansible_aws_ssm_region: "{{ aws_region }}"
-    ansible_aws_ssm_access_key_id: "{{ aws_access_key }}"
-    ansible_aws_ssm_secret_access_key: "{{ aws_secret_key }}"
-  tasks:
-    - name: Run image.
-      community.docker.docker_container:
-        name: server
-        image: "jc21/nginx-proxy-manager:latest"
-        state: started
-        recreate: true
-        restart_policy: always
-        ports: ["80:80", "443:443", "81:81", "22:22"]
-        env:
-          INITIAL_ADMIN_EMAIL: "{{ email }}"
-          INITIAL_ADMIN_PASSWORD: "{{ password }}"
-        volumes:
-          - ./data:/data
-          - ./letsencrypt:/etc/letsencrypt

playbooks/provision.yml

@@ -0,0 +1,59 @@
+- name: Deploy terraform infrastructure.
+  hosts: localhost
+  gather_facts: false
+  vars_files:
+    - ../vault.yml
+  tasks:
+    - name: Reconfigure and plan.
+      community.general.terraform:
+        project_path: '../terraform'
+        state: "planned"
+        plan_file: plan.out
+        init_reconfigure: true
+        force_init: true
+        backend_config: "{{ terraform.backend }}"
+        variables: "{{ terraform.variables }}"
+        complex_vars: true
+
+    - name: Apply.
+      community.general.terraform:
+        project_path: '../terraform'
+        state: "present"
+        plan_file: plan.out
+        backend_config: "{{ terraform.backend }}"
+        variables: "{{ terraform.variables }}"
+        complex_vars: true
+      register: terraform_apply
+
+    - name: Create secret directory.
+      ansible.builtin.file:
+        path: ../dist
+        recurse: true
+        mode: "0755"
+        state: directory
+
+    - name: Send outputs to file.
+      ansible.builtin.copy:
+        content: "{{ terraform_apply.outputs }}"
+        dest: ../dist/terraform_outputs.yml
+        mode: '0755'
+
+
+- name: Update SSH config.
+  hosts: localhost
+  gather_facts: false
+  tags: hosts
+  vars_files:
+    - ../vault.yml
+    - ../dist/terraform_outputs.yml
+    - ../variables.yml
+  tasks:
+    - name: Add proxy host.
+      community.general.ssh_config:
+        host: "{{ variables.proxy_host }}"
+        hostname: "{{ proxy_ip.value }}"
+        remote_user: root
+        forward_agent: true
+        user: user
+        port: 22
+        identity_file: "{{ secret.private_ssh_key_path }}"

requirements.txt

@@ -2,7 +2,10 @@ ansible==11.1.0
 ansible-compat==24.10.0
 ansible-core==2.18.1
 ansible-lint==24.12.2
+argcomplete==3.6.2
 attrs==24.3.0
+awscli-local==0.22.0
+bcrypt==5.0.0
 black==24.10.0
 boto3==1.35.95
 botocore==1.35.95
@@ -13,18 +16,23 @@ charset-normalizer==3.4.1
 click==8.1.8
 cryptography==44.0.0
 filelock==3.16.1
+go-task-bin==3.44.1
 idna==3.10
 importlib_metadata==8.5.0
+invoke==2.2.1
 Jinja2==3.1.5
 jmespath==1.0.1
 jsonschema==4.23.0
 jsonschema-specifications==2024.10.1
+localstack-client==2.7
 MarkupSafe==3.0.2
 mypy-extensions==1.0.0
 packaging==24.2
+paramiko==4.0.0
 pathspec==0.12.1
 platformdirs==4.3.6
 pycparser==2.22
+PyNaCl==1.6.0
 python-dateutil==2.9.0.post0
 PyYAML==6.0.2
 referencing==0.35.1
@@ -35,7 +43,10 @@ ruamel.yaml==0.18.10
 s3transfer==0.10.4
 six==1.17.0
 subprocess-tee==0.4.2
+tomlkit==0.13.3
 urllib3==2.3.0
 wcmatch==10.0
+xmltodict==1.0.2
 yamllint==1.35.1
+yq==3.4.3
 zipp==3.21.0

terraform/.terraform.lock.hcl

@@ -2,23 +2,45 @@
 # Manual edits may be lost in future updates.
 
 provider "registry.terraform.io/hashicorp/aws" {
-  version = "5.87.0"
+  version = "6.16.0"
   hashes = [
-    "h1:IYq3by7O/eJuXzJwOF920z2nZEkw08PkDFdw2xkyhrs=",
+    "h1:eBjQq1U3AZ+mkEgE6cC8z6Qw4DIV23tNmM8tCcuqXuk=",
-    "zh:017f237466875c919330b9e214fb33af14fffbff830d3755e8976d8fa3c963c2",
+    "zh:11b5c11fc47aa7537d3acfb3156c9206ce465c2c0db4478914d1ba9493a27f38",
-    "zh:0776d1e60aa93c85ecbb01144aed2789c8e180bb0f1c811a0aba17ca7247b26c",
+    "zh:1de5c4ef8096ab6a4fe8e528c5a1d772a57de74ef4de98996071987d0d6a7696",
-    "zh:0dfa5c6cfb3724494fdc73f7d042515e88a20da8968959f48b3ec0b937bd8c8f",
+    "zh:1eaaaa02503e34e57494831ea32b3327482857b01011b40753ec37c502719ee0",
-    "zh:1707a5ead36a7980cb3f83e8b69a67a14ae725bfc990ddfcc209b59400b57b04",
+    "zh:367159ac72b344802e72631505894b1e7c04211f59d17c137cc9528acfb3b940",
-    "zh:1c71f54fdd6adcbe547d6577dbb843d72a30fef0ab882d0afbeb8a7b348bc442",
+    "zh:449bb91e861d16ce80aabe148b40fa20ee4250c934cf467f6c21cf2206be1b5f",
-    "zh:3563c850a29790957ec3f4d3ba203bfa2e084ac7319035b3f43b91f818a2c9b4",
+    "zh:45b4757e15a9887bf1d6dce07cbbbff365399759bb920456cf30cae47f0b0170",
-    "zh:520bf6cef53785a92226651d5bebacbbf9314bdbc3211d0bf0903bce4e45149d",
+    "zh:4d2824050f8f2d3916a3363e0eeeab6c2c5a0912323029c4c7dc6e93ff3cfbc1",
-    "zh:56f9778575830f6e5c23462c2eccbf2c9afaddb00a69275fcfb33cd1a6d17f4d",
+    "zh:6f363f811d20d7bd3e558d6da2cff0506c78ccea5956f919e531b22fdc7300c8",
-    "zh:73e381cb0b1e76d471d7b0952f3d2a80350b507d15bda9b7041ea69077e3b5b5",
+    "zh:7ab0990fc172a1343e4af6d7540be43adba989ee1b422b9d54c3369247155cea",
-    "zh:7da74b48f8fa088be758a92407980400cb4b039a8d9ba3c108907e4055e9ad6f",
-    "zh:8dacfa9623ba2e0197fe7db6faaaa0820a3b91fe00ba9e5d8a646340522bc8dd",
     "zh:9b12af85486a96aedd8d7984b0ff811a4b42e3d88dad1a3fb4c0b580d04fa425",
-    "zh:9c2ebd21d697e1a611fe201788dc9e1678949a088afc85d4589563bca484d835",
+    "zh:9eaae66cc57aa07a392eb9cb3fc115a5f446ffe9f51a7f45ffaefc7a64c17b31",
-    "zh:ac5d0bbf36f9a6cedbfb63993f6baf0aabdaf21c8d7fc3b1e69ba8cbf344b5f3",
+    "zh:aee7dbba84823ed9ca93afb0579c78605588f9355e23ec1aafa22ac4a77c45c3",
-    "zh:c2329644179f78a0458b6cf2dd5eaadca4c610fc3577a1b50620544d92df13e8",
+    "zh:be18792d2a52bbc06e6d21dc69c7ec7134e7aaf9e8bca5fd48d2edc8c1f9085e",
+    "zh:d2fb28162a6ed080fefe1d16b20be86652568e930aa777f186ecfcac66af6c43",
+    "zh:e1ffb80f46b64c26742417abe454af9c0d3920a8636698574c0a558e66cad535",
+  ]
+}
+
+provider "registry.terraform.io/hetznercloud/hcloud" {
+  version     = "1.54.0"
+  constraints = "~> 1.45"
+  hashes = [
+    "h1:EhA+n+6dzWKlBxyRabPUArCKseyCfAYlYFBB7Yt3TvI=",
+    "zh:1b55c18929e6667fece7b6b462b9b298a09660e0d5173ef22fda780187e739c3",
+    "zh:1fbf44f714a213ca42e131d2cc257791701b1b788061fc720e7293f7853eb874",
+    "zh:2392d902158dfa6a8ac4dc1f0435662bb2e2cc788464d71bcc66c6326ff2c390",
+    "zh:2d5977b3ae947b341db17a0ff71ac9b6b9aa7ff4f1e84bf7cc1e428ccc42b77a",
+    "zh:31c3a9ef4ffc4bd270f0418099a2027a13b3a48f5c585acb04363f89285fd348",
+    "zh:34d3a40752fa9f18fac0c9b52ea65b363e3ca3dec040d36c461408d4a54548ee",
+    "zh:61028bbd9f7787b89fc71304765089831e3ba8f9fcde130ab2b79c7f50fa0736",
+    "zh:68fe4c68e3835aa096ba11e22eec73fbc05dc4dbc01e7e3fbccf9c4b9b78519c",
+    "zh:6a32dba16b3bda886682675ff4a1409ceaaff1dcaad35a2d063371d32490be54",
+    "zh:7754f879a0026f4d2372885f89e4960a74f42e11c914d1ee4e8156c076549cd5",
+    "zh:8f7d5bde3ec240fb8e7d33f26a4ab46ca26272ea494ce7ea3800f0928bc82b36",
+    "zh:aa4dd2e088be83be04ba9b8a839f45fed84e154c681599a4fa83ec09d9940f94",
+    "zh:bf931451103f9739c888bd980f9d7bdb3172f9247df41efb738667c4cef73840",
+    "zh:f3873dcaeb70ab58aaa63d79dfbc19e2ec82607291912253f8cb76f46a074e66",
   ]
 }

terraform/Taskfile.yml

@@ -1,18 +0,0 @@
-version: 3
-silent: true
-
-vars:
-  BACKEND: ../config/backend.secret.json
-  VARIABLES: ../config/variables.secret.json
-  OUTPUT: ../config/infrastructure.secret.json
-
-tasks:
-  init: terraform init -backend-config={{.BACKEND}}
-  plan: terraform plan -var-file={{.VARIABLES}}
-  destroy: terraform destroy
-  format: terraform fmt -recursive
-  out: terraform output -json > {{.OUTPUT}}
-  apply: 
-    - terraform apply -var-file={{.VARIABLES}}
-    - task: out
-  import: terraform import -var-file={{.VARIABLES}} {{.CLI_ARGS}}

terraform/install.sh

@@ -1,30 +0,0 @@
-#!/bin/sh
-
-rpm --rebuilddb
-amazon-linux-extras install docker ansible2 python3.8 -y
-
-# Make Docker work.
-systemctl enable docker
-systemctl start docker
-
-# Set up the correct version of Python (for Ansible).
-ln -sf /usr/bin/python3.8 /usr/bin/python3
-ln -sf /usr/bin/pip3.8 /usr/bin/pip3
-pip3 install botocore boto3 requests packaging
-python3 -m pip install -U pip
-
-# Add some swap space.
-dd if=/dev/zero of=/swapfile bs=128M count=8
-chmod 600 /swapfile
-mkswap /swapfile
-swapon /swapfile
-
-# Stop SSH (because we have SSM.)
-service sshd stop
-
-# Install Docker Compose.
-curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
-chmod +x /usr/local/bin/docker-compose
-
-# ERROR: SSM User not created yet.
-sudo usermod -aG docker ssm-user

terraform/main.tf

@@ -1,65 +1,100 @@
-data "aws_vpc" "main" {
+resource "hcloud_network" "network" {
-  tags = { Name = "Main" }
+  name     = "proxy-network"
+  ip_range = local.network_cidr
 }
 
-data "aws_subnet" "public" {
+resource "hcloud_network_subnet" "subnet" {
-  tags = { SubnetOf = "Main", SubnetType = "Public" }
+  type         = "cloud"
+  network_id   = hcloud_network.network.id
+  network_zone = "eu-central"
+  ip_range     = local.subnet_cidr
 }
 
-# An instance profile for access via AWS SSM.
+resource "hcloud_network_route" "privNet" {
-data "aws_iam_instance_profile" "ssm" {
+  network_id  = hcloud_network.network.id
-  name = "SSMInstanceProfile"
+  destination = "0.0.0.0/0"
+  gateway     = local.proxy_ip
 }
 
-data "aws_security_group" "public" {
+/* -------------------------------------------------------------------------- */
-  tags = { GroupOf = "Main", GroupType = "Public" }
+
+resource "hcloud_primary_ip" "public_ip" {
+  name          = "proxy-public-ip"
+  datacenter    = local.datacenter
+  type          = "ipv4"
+  assignee_type = "server"
+  auto_delete   = false
 }
 
-data "aws_route_table" "public" {
+resource "hcloud_ssh_key" "ssh_key" {
-  tags = { TableOf = "Main", TableType = "Public" }
+  name       = "proxy-ssh-key"
+  public_key = file(var.public_ssh_key_path)
 }
 
-# Give the private subnet full access to the internet, too.
+resource "hcloud_server" "server_instance" {
-module "fck-nat" {
+  name        = "proxy-server"
-  source = "RaJiska/fck-nat/aws"
+  image       = local.server_image
+  server_type = local.server_type
+  datacenter  = local.datacenter
+  ssh_keys    = [hcloud_ssh_key.ssh_key.id]
 
-  name          = "NatInstance"
+  public_net {
-  vpc_id        = data.aws_vpc.main.id
+    ipv4_enabled = true
-  subnet_id     = data.aws_subnet.public.id
+    ipv4         = hcloud_primary_ip.public_ip.id
-  instance_type = "t4g.nano"
+    ipv6_enabled = false
+  }
 
-  update_route_table = true
+  network {
-  route_table_id     = data.aws_route_table.public.id
+    network_id = hcloud_network.network.id
+    ip = local.proxy_ip
+    alias_ips = [ ]
+  }
 
-  tags = {
+  depends_on = [
-    Name = "Codebase: Nat"
+    hcloud_network_subnet.subnet,
+    hcloud_primary_ip.public_ip
+  ]
+}
+
+resource "hcloud_firewall" "server_firewall" {
+  name = "proxy-server-firewall"
+
+  # Allow ICMP.
+  rule {
+    direction  = "in"
+    protocol   = "icmp"
+    source_ips = ["0.0.0.0/0", "::/0"]
+  }
+
+  # Allow all out.
+  rule {
+    direction       = "out"
+    protocol        = "tcp"
+    port            = "any"
+    destination_ips = ["0.0.0.0/0", "::/0"]
+  }
+
+  # Allow ingress for in-network.
+  rule {
+    direction  = "in"
+    protocol   = "tcp"
+    source_ips = [local.network_cidr]
+  }
+
+  # Poke holes for applications, and SSH.
+  dynamic "rule" {
+    for_each = ["80", "443", "22", "81"]
+
+    content {
+      direction  = "in"
+      protocol   = "tcp"
+      port       = rule.value
+      source_ips = ["0.0.0.0/0", "::/0"]
+    }
   }
 }
 
-# An elastic IP, so if the reverse proxy is modified, the route tables won't.
+resource "hcloud_firewall_attachment" "server_fw_attachment" {
-resource "aws_eip" "public" {
+  firewall_id = hcloud_firewall.server_firewall.id
-  instance = aws_instance.proxy.id
+  server_ids  = [hcloud_server.server_instance.id]
-  domain   = "vpc"
 }
-
-# The reverse proxy.
-resource "aws_instance" "proxy" {
-  ami                    = "ami-0adec96dc0cdc7bca"
-  instance_type          = "t4g.nano"
-  subnet_id              = data.aws_subnet.public.id
-  vpc_security_group_ids = [data.aws_security_group.public.id]
-
-  user_data                   = file("install.sh")
-  user_data_replace_on_change = true
-
-  iam_instance_profile = data.aws_iam_instance_profile.ssm.name
-
-  root_block_device {
-    volume_type = "gp3"
-    volume_size = 8
-  }
-
-  tags = {
-    Name = "Codebase: Reverse Proxy"
-  }
-}

terraform/output.tf

@@ -1,4 +0,0 @@
-output "instance_id" {
-  value       = aws_instance.proxy.id
-  description = "The instance ID of the Gitea instance."
-}

terraform/outputs.tf

@@ -0,0 +1,11 @@
+output "proxy_ip" {
+  description = "The public address of the proxy server."
+  value = hcloud_server.server_instance.ipv4_address
+  sensitive = false
+}
+
+output "network_cidr" {
+  description = "The CIDR of the private network."
+  value = local.network_cidr
+  sensitive = false
+}

terraform/provider.tf

@@ -1,11 +0,0 @@
-terraform {
-  # The backend is stored in an S3 bucket.
-  backend "s3" {}
-}
-
-# Access AWS through the IaC roles.
-provider "aws" {
-  region     = var.aws_region
-  access_key = var.aws_access
-  secret_key = var.aws_secret
-}

terraform/providers.tf

@@ -0,0 +1,24 @@
+terraform {
+  backend "s3" {
+    skip_credentials_validation = true
+    skip_region_validation = true
+    skip_requesting_account_id = true
+  }
+
+  required_providers {
+    hcloud = {
+      source  = "hetznercloud/hcloud"
+      version = "~> 1.45"
+    }
+  }
+}
+
+provider "hcloud" {
+  token = var.hcloud_token
+}
+
+provider "aws" {
+  region     = var.aws_region
+  access_key = var.aws_access_key
+  secret_key = var.aws_secret_key
+}

terraform/routing.tf

@@ -0,0 +1,14 @@
+# The Route53 DNS zone.
+data "aws_route53_zone" "main" {
+  name = local.domain
+}
+
+# Push all domain traffic through the reverse proxy.
+resource "aws_route53_record" "domain" {
+  zone_id = data.aws_route53_zone.main.zone_id
+  name    = "*.${data.aws_route53_zone.main.name}"
+  type    = "A"
+  ttl     = "60"
+  records = [hcloud_primary_ip.public_ip.ip_address]
+}
+

terraform/variables.tf

@@ -1,14 +1,42 @@
+locals {
+  datacenter = "fsn1-dc14"
+  server_type = "cx22"
+  server_image = "debian-12"
+
+  domain = "maximhutz.com"
+
+  network_cidr = "10.10.0.0/16"
+  subnet_cidr = "10.10.0.0/24"
+  proxy_ip = "10.10.0.10"
+}
+
+# ---------------------------------------------------------------------------- #
+
+variable "hcloud_token" {
+  sensitive = true
+  description = "The hCloud token used to access Hetzner resources."
+  type = string
+}
+
+variable "public_ssh_key_path" {
+  description = "The location of the public key used to access the repository Gitea server."
+  type = string
+}
+
 variable "aws_region" {
-  type        = string
+  description = "The region of the AWS account."
-  description = "The AWS region things are created in."
+  type = string
+  sensitive = true
 }
 
-variable "aws_access" {
+variable "aws_access_key" {
-  type        = string
+  description = "The access key of the account."
-  description = "The access key to generate the Gitea instance."
+  type = string
+  sensitive = true
 }
 
-variable "aws_secret" {
+variable "aws_secret_key" {
-  type        = string
+  description = "The secret key of the account."
-  description = "The access secret to generate the Gitea instance."
+  type = string
+  sensitive = true
 }

variables.yml

@@ -0,0 +1,2 @@
+variables:
+  proxy_host: proxy

vault.yml

@@ -0,0 +1,62 @@
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