sanity check session_id

[electrum-server.git] / transports / stratum_http.py

diff --git a/transports/stratum_http.py b/transports/stratum_http.py
index 25e0738..ef738e3 100644 (file)
--- a/transports/stratum_http.py
+++ b/transports/stratum_http.py
@@ -47,11 +47,7 @@ from the processor point of view:
 """
 
 
-def random_string(N):
-    import random, string
-    return ''.join(random.choice(string.ascii_uppercase + string.digits) for x in range(N))
-
-
+from processor import random_string
 
 
 def get_version(request):
@@ -101,6 +97,10 @@ class StratumJSONRPCDispatcher(SimpleXMLRPCServer.SimpleXMLRPCDispatcher):
             response = fault.response()
             return response
 
+        session = self.dispatcher.get_session_by_address(session_id)
+        if not session:
+            return 'Error: session not found'
+
         responses = []
         if type(request) is not types.ListType:
             request = [ request ]
@@ -111,13 +111,12 @@ class StratumJSONRPCDispatcher(SimpleXMLRPCServer.SimpleXMLRPCDispatcher):
                 responses.append(result.response())
                 continue
 
-            session = self.sessions.get(session_id)
             self.dispatcher.process(session, req_entry)
                 
             if req_entry['method'] == 'server.stop':
                 return json.dumps({'result':'ok'})
 
-        r = self.poll_session(session_id)
+        r = self.poll_session(session)
         for item in r:
             responses.append(json.dumps(item))
             
@@ -168,6 +167,7 @@ class StratumJSONRPCRequestHandler(
             self.send_header("Set-Cookie", "SESSION=%s"%session_id)
 
         self.send_header("Content-type", "application/json-rpc")
+        self.send_header("Access-Control-Allow-Origin", "*")
         self.send_header("Content-length", str(len(response)))
         self.end_headers()
         self.wfile.write(response)
@@ -216,6 +216,7 @@ class StratumJSONRPCRequestHandler(
             self.send_header("Set-Cookie", "SESSION=%s"%session_id)
 
         self.send_header("Content-type", "application/json-rpc")
+        self.send_header("Access-Control-Allow-Origin", "*")
         self.send_header("Content-length", str(len(response)))
         self.end_headers()
         self.wfile.write(response)
@@ -256,17 +257,16 @@ class StratumJSONRPCServer(SocketServer.TCPServer, StratumJSONRPCDispatcher):
             flags |= fcntl.FD_CLOEXEC
             fcntl.fcntl(self.fileno(), fcntl.F_SETFD, flags)
 
-        self.sessions = {}
-
 
 
     def create_session(self):
         session_id = random_string(10)
-        self.sessions[session_id] = HttpSession(session_id)
+        session = HttpSession(session_id)
+        self.dispatcher.add_session(session)
         return session_id
 
-    def poll_session(self, session_id):
-        q = self.sessions[session_id].pending_responses
+    def poll_session(self, session):
+        q = session.pending_responses
         responses = []
         while not q.empty():
             r = q.get()
@@ -283,7 +283,8 @@ class HttpSession(Session):
     def __init__(self, session_id):
         Session.__init__(self)
         self.pending_responses = Queue.Queue()
-        print "new http session", session_id
+        self.address = session_id
+        self.name = "HTTP session"
 
     def send_response(self, response):
         raw_response = json.dumps(response)
@@ -307,6 +308,7 @@ class HttpServer(threading.Thread):
         self.server = StratumThreadedJSONRPCServer(( self.host, self.port))
         self.server.dispatcher = self.dispatcher
         self.server.register_function(None, 'server.stop')
+        self.server.register_function(None, 'server.info')
 
         print "HTTP server started."
         self.server.serve_forever()