From ef5bd55c3095b59d52d5a5ad5cda032892284543 Mon Sep 17 00:00:00 2001
From: Narayan Desai <desai@mcs.anl.gov>
Date: Mon, 11 May 2009 01:07:22 +0000
Subject: SSL: client side read based on server-provided content length (allows
 graceful ssl shutdowns to work, makes server portable 0.9.5.7-trunk)

git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@5215 ce84e21b-d406-0410-9b95-82705330c041
---
 src/lib/Proxy.py     | 39 +++++++++++++++++++++++++++++++++++++++
 src/lib/SSLServer.py |  4 +---
 2 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/src/lib/Proxy.py b/src/lib/Proxy.py
index 864756f49..de2941a3c 100644
--- a/src/lib/Proxy.py
+++ b/src/lib/Proxy.py
@@ -94,6 +94,45 @@ class XMLRPCTransport(xmlrpclib.Transport):
         https._setup(http)
         return https
 
+    def request(self, host, handler, request_body, verbose=0):
+        '''send request to server and return response'''
+        h = self.make_connection(host)
+        self.send_request(h, handler, request_body)
+        self.send_host(h, host)
+        self.send_user_agent(h)
+        self.send_content(h, request_body)
+
+        errcode, errmsg, headers = h.getreply()
+        msglen = int(headers.dict['content-length'])
+
+        if errcode != 200:
+            raise ProtocolError(host + handler, errcode, errmsg, headers)
+
+        self.verbose = verbose
+
+        return self._get_response(h.getfile(), msglen)
+
+    def _get_response(self, fd, length):
+        # read response from input file/socket, and parse it
+        recvd = 0
+
+        p, u = self.getparser()
+
+        while recvd < length:
+            rlen = min(length - recvd, 1024)
+            response = fd.read(rlen)
+            recvd += len(response)
+            if not response:
+                break
+            if self.verbose:
+                print "body:", repr(response), len(response)
+            p.feed(response)
+
+        fd.close()
+        p.close()
+
+        return u.close()
+
 def ComponentProxy (url, user=None, password=None, key=None, cert=None, ca=None):
     
     """Constructs proxies to components.
diff --git a/src/lib/SSLServer.py b/src/lib/SSLServer.py
index c29f0233b..a3840f71f 100644
--- a/src/lib/SSLServer.py
+++ b/src/lib/SSLServer.py
@@ -191,9 +191,7 @@ class XMLRPCRequestHandler (SimpleXMLRPCServer.SimpleXMLRPCRequestHandler):
             self.wfile.flush()
             self.wfile.close()
         self.rfile.close()
-        #self.connection.unwrap()
-        self.connection.shutdown(1)
-   
+        self.connection.unwrap()
 
 class XMLRPCServer (SocketServer.ThreadingMixIn, SSLServer, 
                     XMLRPCDispatcher, object):
-- 
cgit v1.2.3-1-g7c22