refactor: moved modules to legacy-modules

legacy-modules/nixos-modules/server/home-assistant/fail2ban.nix

@@ -0,0 +1,49 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}: {
+  options.services.home-assistant = {
+    fail2ban = {
+      enable = lib.mkOption {
+        type = lib.types.bool;
+        default = config.services.fail2ban.enable && config.services.home-assistant.enable;
+      };
+    };
+  };
+
+  config = lib.mkIf config.services.home-assistant.fail2ban.enable {
+    environment.etc = {
+      "fail2ban/filter.d/hass.local".text = (
+        pkgs.lib.mkDefault (pkgs.lib.mkAfter ''
+          [INCLUDES]
+          before = common.conf
+
+          [Definition]
+          failregex = ^%(__prefix_line)s.*Login attempt or request with invalid authentication from <HOST>.*$
+
+          ignoreregex =
+
+          [Init]
+          datepattern = ^%%Y-%%m-%%d %%H:%%M:%%S
+        '')
+      );
+    };
+
+    services.fail2ban = {
+      jails = {
+        home-assistant-iptables.settings = {
+          enabled = true;
+          filter = "hass";
+          action = ''iptables-multiport[name=HTTP, port="http,https"]'';
+          logpath = "${config.services.home-assistant.configDir}/*.log";
+          backend = "auto";
+          findtime = 600;
+          bantime = 600;
+          maxretry = 5;
+        };
+      };
+    };
+  };
+}