Merge pull request #35 from zp/scgi-socket

Add scgi socket support

README.md

@@ -13,7 +13,8 @@ It's a work-in-progress, and it might not have all of the features you want (yet
   * I recommend managing different Node versions with [nvm](https://github.com/creationix/nvm) or [n](https://github.com/tj/n).
 
 #### Configuration
-1. Add your rTorrent SCGI hostname and port in `config.js`. Defaults are `localhost` and `5000`.
+1. Set your rTorrent SCGI hostname and port in `config.js`. Defaults are `localhost` and `5000`.
+  * If you want to use a socket, change `socket` to true and set `socketPath` to the absolute file path of your rTorrent socket, make sure Flood has read/write access.
 2. Copy `server/db/users.js.example` to `server/db/users.js` and add a username and password (password is stored in plain text for now, but this file is not accessible publicly).
 
 #### Start It

config.js

@@ -3,8 +3,12 @@ const config = {
   dbPath: './server/db/',
   maxHistoryStates: 30,
   pollInterval: 1000 * 5,
-  scgiHost: 'localhost',
-  scgiHostPort: 5000
+  scgi: {
+    host: 'localhost',
+    port: 5000,
+    socket: false,
+    socketPath: '/tmp/rtorrent.sock'
+  }
 };
 
 module.exports = config;

server/util/scgi.js

@@ -9,11 +9,14 @@ let config = require('../../config');
 
 let scgi = {
   methodCall: (methodName, parameters) => {
+    let connectMethod = config.scgi.socket
+      ? {path: config.scgi.socketPath}
+      : {port: config.scgi.port, host: config.scgi.host};
     let deferred = Q.defer();
     let deserializer = new Deserializer('utf8');
     let headerLength = 0;
     let nullChar = String.fromCharCode(0);
-    let stream = net.connect({port: config.scgiHostPort, host: config.scgiHost});
+    let stream = net.connect(connectMethod);
     let xml = Serializer.serializeMethodCall(methodName, parameters);
 
     stream.setEncoding('UTF8');