4 files changed, 68 insertions, 44 deletions
diff --git a/hosts/ahmed/configuration.nix b/hosts/ahmed/configuration.nix
index 25be8d0..25eb336 100644
--- a/hosts/ahmed/configuration.nix
+++ b/hosts/ahmed/configuration.nix
@@ -20,6 +20,9 @@
     ./ssh
     ./torrenting
     ./remote-builder
+    ./dyndns
+    ./minecraft
+    ./nginx
   ];
 
   # Create the main user.
@@ -56,50 +59,6 @@
     keyMap = "dk"; # This host has a Danish keyboard layout.
   };
 
-  # Set up Minecraft server.
-  services.on-demand-minecraft = {
-    enable = true;
-    eula = true;
-    package = pkgs.unstable.papermc;
-    openFirewall = true;
-    # Try shutting down every 10 minutes.
-    frequency-check-players = "*-*-* *:00/10:00";
-
-    # Seed requested by Tobias.
-    server-properties."level-seed" = "1727502807";
-
-    # I changed the default location after creating the world.
-    data-dir = "/srv/minecrafter/papermc-1.21.4-15";
-  };
-  services.cloudflare-dyndns.domains = ["minecraft.linus.onl"];
-
-  # Virtual hosts.
-  # Each module for a HTTP service will register a virtual host.
-  services.nginx.enable = true;
-
-  # Configure ACME. This is used by various HTTP services through the NGINX virtual hosts.
-  security.acme = {
-    acceptTerms = true;
-    defaults.email = "linusvejlo+${config.networking.hostName}[email protected]";
-  };
-
-  # Configure DDNS. The website for each module is responsible for extending
-  # `services.cloudflare-dyndns.domains` with its domain.
-  age.secrets.cloudflare-dyndns-api-token.file = ../../secrets/cloudflare-ddns-token.env.age;
-  services.cloudflare-dyndns = {
-    enable = true;
-    apiTokenFile = config.age.secrets.cloudflare-dyndns-api-token.path;
-    proxied = true;
-  };
-  # We also have to overwrite the dependencies of the DYNDNS client service to
-  # make sure we are *actually* online.
-  #
-  # See: https://www.freedesktop.org/wiki/Software/systemd/NetworkTarget
-  systemd.services.cloudflare-dyndns.after = ["network-online.target"];
-
-  # Listen for HTTP connections.
-  networking.firewall.allowedTCPPorts = [80 443];
-
   # Automatic upgrades
   system.autoUpgrade = {
     enable = true;
diff --git a/hosts/ahmed/dyndns/default.nix b/hosts/ahmed/dyndns/default.nix
new file mode 100644
index 0000000..62c2cca
--- /dev/null
+++ b/hosts/ahmed/dyndns/default.nix
@@ -0,0 +1,20 @@
+# This module sets up dynamic DNS (DDNS).
+#
+# Other services will register the domains to be updated via
+# `services.cloudflare-dyndns.domains`.
+{config, ...}: {
+  services.cloudflare-dyndns = {
+    enable = true;
+    apiTokenFile = config.age.secrets.cloudflare-dyndns-api-token.path;
+    proxied = true;
+  };
+
+  # We have to authenticate the Cloudflare's DDNS service with an API key.
+  age.secrets.cloudflare-dyndns-api-token.file = ../../../secrets/cloudflare-ddns-token.env.age;
+
+  # We also have to overwrite the dependencies of the DYNDNS client service to
+  # make sure we are *actually* online.
+  #
+  # See: https://www.freedesktop.org/wiki/Software/systemd/NetworkTarget
+  systemd.services.cloudflare-dyndns.after = ["network-online.target"];
+}
diff --git a/hosts/ahmed/minecraft/default.nix b/hosts/ahmed/minecraft/default.nix
new file mode 100644
index 0000000..112ef8f
--- /dev/null
+++ b/hosts/ahmed/minecraft/default.nix
@@ -0,0 +1,27 @@
+# This module configures a Minecraft server.
+#
+# Most of the heavy lifting is done in the reusable module `modules/nixos/on-demand-minecraft/`.
+{pkgs, ...}: {
+  # Set up Minecraft server.
+  services.on-demand-minecraft = {
+    enable = true;
+    eula = true;
+
+    package = pkgs.unstable.papermc;
+
+    openFirewall = true;
+
+    # Try shutting down every 10 minutes.
+    frequency-check-players = "*-*-* *:00/10:00";
+
+    # Seed requested by Tobias.
+    server-properties."level-seed" = "1727502807";
+
+    # I changed the default location after creating the world.
+    data-dir = "/srv/minecrafter/papermc-1.21.4-15";
+  };
+
+  # Update the DDNS.
+  # This would be the "IP" we give to folks.
+  services.cloudflare-dyndns.domains = ["minecraft.linus.onl"];
+}
diff --git a/hosts/ahmed/nginx/default.nix b/hosts/ahmed/nginx/default.nix
new file mode 100644
index 0000000..24dde85
--- /dev/null
+++ b/hosts/ahmed/nginx/default.nix
@@ -0,0 +1,18 @@
+# This module sets up an NGINX on this host.
+#
+# Different services' will register themselves with NGINX via
+# `services.nginx.virtualHosts`. They may also want to order themselves before
+# NGINX `systemd.services.*.{before,wantedBy}`.
+{config, ...}: {
+  # Virtual hosts.
+  services.nginx.enable = true;
+
+  # Configure ACME. This is used by various HTTP services through the NGINX virtual hosts.
+  security.acme = {
+    acceptTerms = true;
+    defaults.email = "linusvejlo+${config.networking.hostName}[email protected]";
+  };
+
+  # Allow HTTP connections.
+  networking.firewall.allowedTCPPorts = [80 443];
+}