when paying and there are multiple 'r' hints, use one at random

This commit is contained in:
SomberNight 2018-10-08 21:14:56 +02:00 committed by ThomasV
parent 97393d05aa
commit a06b49ae40

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@ -259,9 +259,14 @@ class LNWorker(PrintError):
invoice_pubkey = decoded_invoice.pubkey.serialize() invoice_pubkey = decoded_invoice.pubkey.serialize()
# use 'r' field from invoice # use 'r' field from invoice
route = None # type: List[RouteEdge] route = None # type: List[RouteEdge]
for tag_type, data in decoded_invoice.tags: # only want 'r' tags
if tag_type != 'r': continue r_tags = list(filter(lambda x: x[0] == 'r', decoded_invoice.tags))
private_route = data # strip the tag type, it's implicitly 'r' now
r_tags = list(map(lambda x: x[1], r_tags))
# if there are multiple hints, we will use the first one that works,
# from a random permutation
random.shuffle(r_tags)
for private_route in r_tags:
if len(private_route) == 0: continue if len(private_route) == 0: continue
border_node_pubkey = private_route[0][0] border_node_pubkey = private_route[0][0]
path = self.network.path_finder.find_path_for_payment(self.node_keypair.pubkey, border_node_pubkey, amount_msat) path = self.network.path_finder.find_path_for_payment(self.node_keypair.pubkey, border_node_pubkey, amount_msat)