From b9f944f6cc65b7eed3f130b730493e80c3503aaa Mon Sep 17 00:00:00 2001
From: Nicolas Jouanin <nico@beerfactory.org>
Date: Sun, 2 Aug 2015 23:37:16 +0200
Subject: [PATCH] randomize gen_client_id

---
 hbmqtt/adapters.py |  2 ++
 hbmqtt/utils.py    | 10 +++++++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/hbmqtt/adapters.py b/hbmqtt/adapters.py
index ab546ce..9eee138 100644
--- a/hbmqtt/adapters.py
+++ b/hbmqtt/adapters.py
@@ -5,6 +5,7 @@ import asyncio
 import io
 from websockets.protocol import WebSocketCommonProtocol
 from asyncio import StreamReader, StreamWriter
+import logging
 
 
 class ReaderAdapter:
@@ -140,6 +141,7 @@ class StreamWriterAdapter(WriterAdapter):
     Because API is very close, this class is trivial
     """
     def __init__(self, writer: StreamWriter):
+        self.logger = logging.getLogger(__name__)
         self._writer = writer
 
     def write(self, data):
diff --git a/hbmqtt/utils.py b/hbmqtt/utils.py
index 02ff5ea..1fc6d82 100644
--- a/hbmqtt/utils.py
+++ b/hbmqtt/utils.py
@@ -25,8 +25,12 @@ def format_client_message(session=None, address=None, port=None, id=None):
 
 def gen_client_id():
     """
-    Generates unique client ID
+    Generates random client ID
     :return:
     """
-    import uuid
-    return str(uuid.uuid4())
+    import random
+    gen_id = 'hbmqtt/'
+
+    for i in range(7, 23):
+        gen_id += chr((int(random.random()*1000) % 73) + 48)
+    return gen_id