protocol: make connection timeout after some time

bebop/browser.py

@@ -222,7 +222,11 @@ class Browser:
         else:
             pass # TODO
 
-        response = Response.parse(req.proceed())
+        data = req.proceed()
+        if not data:
+            self.set_status_error(f"Server did not respond in time ({url}).")
+            return
+        response = Response.parse(data)
         if not response:
             self.set_status_error(f"Server response parsing failed ({url}).")
             return

bebop/protocol.py

@@ -81,7 +81,7 @@ class Request:
         self.payload += LINE_TERM
 
         try:
-            sock = socket.create_connection((hostname, port))
+            sock = socket.create_connection((hostname, port), timeout=10)
         except OSError as exc:
             self.state = Request.STATE_CONNECTION_FAILED
             self.error = exc.strerror
@@ -124,7 +124,10 @@ class Request:
         self.ssock.sendall(self.payload)
         response = b""
         while True:
+            try:
                 buf = self.ssock.recv(4096)
+            except socket.timeout:
+                buf = None
             if not buf:
                 return response
             response += buf