From 48afc3082a841ca5416fbf7ba8db94f190221638 Mon Sep 17 00:00:00 2001
From: Robey Pointer <robey@lag.net>
Date: Sat, 11 Nov 2006 22:30:54 -0800
Subject: [PATCH] [project @ robey@lag.net-20061112063054-bf71926ff8c98c68] a
 bit of cleanup in close() to try harder to avoid having lingering threads

---
 paramiko/channel.py   | 5 ++++-
 paramiko/packet.py    | 1 +
 paramiko/transport.py | 3 +++
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/paramiko/channel.py b/paramiko/channel.py
index b700a1b..5c4d5e8 100644
--- a/paramiko/channel.py
+++ b/paramiko/channel.py
@@ -92,7 +92,10 @@ class Channel (object):
         self.exit_status = -1
     
     def __del__(self):
-        self.close()
+        try:
+            self.close()
+        except:
+            pass
         
     def __repr__(self):
         """
diff --git a/paramiko/packet.py b/paramiko/packet.py
index d43150d..11ccac7 100644
--- a/paramiko/packet.py
+++ b/paramiko/packet.py
@@ -149,6 +149,7 @@ class Packetizer (object):
         
     def close(self):
         self.__closed = True
+        self.__socket.close()
 
     def set_hexdump(self, hexdump):
         self.__dump_packets = hexdump
diff --git a/paramiko/transport.py b/paramiko/transport.py
index 3a0b3a8..a5d342a 100644
--- a/paramiko/transport.py
+++ b/paramiko/transport.py
@@ -543,10 +543,13 @@ class Transport (threading.Thread):
         """
         Close this session, and any open channels that are tied to it.
         """
+        if not self.active:
+            return
         self.active = False
         self.packetizer.close()
         for chan in self.channels.values():
             chan._unlink()
+        self.join()
 
     def get_remote_server_key(self):
         """