refactor: config/hosts => hosts

hosts/imxyy-nix-server/mail.nix

@@ -0,0 +1,54 @@
+{ pkgs, ... }:
+{
+  services.roundcube = {
+    enable = true;
+    hostName = "mail.imxyy.top";
+    plugins = [
+      "contextmenu"
+      "persistent_login"
+    ];
+    package = pkgs.roundcube.withPlugins (
+      plugins: with plugins; [
+        contextmenu
+        persistent_login
+      ]
+    );
+    extraConfig = ''
+      # starttls needed for authentication, so the fqdn required to match
+      # the certificate
+      $config['imap_conn_options'] = [
+        'ssl' => [
+          'verify_peer_name' => false,
+        ],
+      ];
+      $config['imap_host'] = "tls://mail10.serv00.com";
+      $config['imap_user'] = "%u";
+      $config['imap_pass'] = "%p";
+      $config['smtp_conn_options'] = [
+        'ssl' => [
+          'verify_peer_name' => false,
+        ],
+      ];
+      $config['smtp_host'] = "tls://mail10.serv00.com";
+      $config['smtp_user'] = "%u";
+      $config['smtp_pass'] = "%p";
+    '';
+  };
+  services.nginx.virtualHosts."mail.imxyy.top" = {
+    listen = [
+      {
+        addr = "0.0.0.0";
+        port = 8087;
+      }
+    ];
+    forceSSL = false;
+    enableACME = false;
+  };
+  services.caddy.virtualHosts."mail.imxyy.top" = {
+    extraConfig = ''
+      reverse_proxy :8087 {
+        header_up X-Real-IP {remote_host}
+      }
+    '';
+  };
+}