Services: add webdav service

hosts/Hevana/default.nix

@@ -20,6 +20,7 @@ let
 
   # List of subdomains to add to the TLS certificate
   subdomains = with config.secrets.services; [
+    dav.url
     forgejo.url
     gremlin-lab.url
     jellyfin.url
@@ -212,6 +213,12 @@ in
           ram = 4096;
         };
       };
+      webdav = {
+        enable = false;
+        home = "${services-root}/webdav";
+        url = config.secrets.services.webdav.url;
+        users = config.secrets.services.webdav.users;
+      };
     };
 
     users.aires = {

modules/services/webdav.nix

@@ -0,0 +1,68 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}:
+let
+  cfg = config.aux.system.services.webdav;
+
+  port = 6065; # Internal port to run the server on
+in
+{
+  options = {
+    aux.system.services.webdav = {
+      enable = lib.mkEnableOption "Enables Webdav server.";
+      home = lib.mkOption {
+        default = "/var/lib/webdav";
+        type = lib.types.str;
+        description = "Where to store Webdav's files";
+        example = "/home/webdav";
+      };
+      url = lib.mkOption {
+        default = "";
+        type = lib.types.str;
+        description = "The complete URL where Webdav is hosted.";
+        example = "https://dav.example.com";
+      };
+      users = lib.mkOption {
+        default = [ ];
+        type = lib.types.listOf lib.types.attrs;
+        description = "List of user accounts to create.";
+        example = lib.literalExpression "[ { username = \"user\"; password = \"pass\"; } ]";
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services = {
+      webdav = {
+        enable = true;
+        settings = {
+          address = "127.0.0.1";
+          port = port;
+          scope = cfg.home;
+          users = cfg.users;
+        };
+      };
+
+      nginx.virtualHosts."${cfg.url}" = {
+        useACMEHost = pkgs.util.getDomainFromURL cfg.url;
+        forceSSL = true;
+        locations."/".extraConfig = ''
+          proxy_pass http://127.0.0.1:${builtins.toString port};
+          proxy_set_header X-Real-IP $remote_addr;
+          proxy_set_header REMOTE-HOST $remote_addr;
+          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+          proxy_set_header Host $host;
+          proxy_redirect off;
+        '';
+      };
+    };
+
+    systemd.services = {
+      webdav.unitConfig.RequiresMountsFor = cfg.home;
+      nginx.wants = [ config.systemd.services.webdav.name ];
+    };
+  };
+}