hgwebfs: keep trying as long as we get needkey response

sys/lib/python/hgext/hgwebfs.py

@@ -6,6 +6,9 @@ import os
 
 class Webconn:
 	def __init__(self, mnt, req):
+		loop = True
+		while loop:
+			loop = False
 			try:
 				self.open(mnt, req)
 			except IOError, e:
@@ -16,8 +19,7 @@ class Webconn:
 						raise e
 					if os.spawnl(os.P_WAIT, "/boot/factotum", "getkey", "-g", params) != 0:
 						raise e
-				self.open(mnt, req)
-				return
+					loop = True
 				except:
 					raise e