Merge pull request #630 from Yuanxiangz/master_593

Fix #593: add randomSession config

src/main/java/com/corundumstudio/socketio/Configuration.java

@@ -86,6 +86,8 @@ public class Configuration {
 
     private boolean websocketCompression = true;
 
+    private boolean randomSession = false;
+
     public Configuration() {
     }
 
@@ -151,6 +153,7 @@ public class Configuration {
 
         setHttpCompression(conf.isHttpCompression());
         setWebsocketCompression(conf.isWebsocketCompression());
+        setRandomSession(conf.randomSession);
     }
 
     public JsonSupport getJsonSupport() {
@@ -574,4 +577,11 @@ public class Configuration {
         return websocketCompression;
     }
 
+    public boolean isRandomSession() {
+        return randomSession;
+    }
+
+    public void setRandomSession(boolean randomSession) {
+        this.randomSession = randomSession;
+    }
 }

src/main/java/com/corundumstudio/socketio/handler/AuthorizeHandler.java

@@ -165,7 +165,12 @@ public class AuthorizeHandler extends ChannelInboundHandlerAdapter implements Di
             return false;
         }
 
-        UUID sessionId = this.generateOrGetSessionIdFromRequest(req.headers());
+        UUID sessionId = null;
+        if (configuration.isRandomSession()) {
+            sessionId = UUID.randomUUID();
+        } else {
+            sessionId = this.generateOrGetSessionIdFromRequest(req.headers());
+        }
 
         List<String> transportValue = params.get("transport");
         if (transportValue == null) {
@@ -208,9 +213,9 @@ public class AuthorizeHandler extends ChannelInboundHandlerAdapter implements Di
     }
 
     /**
-        This method will either generate a new random sessionId or will retrieve the value stored
-        in the "io" cookie.  Failures to parse will cause a logging warning to be generated and a
-        random uuid to be generated instead (same as not passing a cookie in the first place).
+     * This method will either generate a new random sessionId or will retrieve the value stored
+     * in the "io" cookie.  Failures to parse will cause a logging warning to be generated and a
+     * random uuid to be generated instead (same as not passing a cookie in the first place).
      */
     private UUID generateOrGetSessionIdFromRequest(HttpHeaders headers) {
         List<String> values = headers.getAll("io");