ln: initialize genesis with object, fix method name typo, use depth_target_to_fee

electrum/lnbase.py

@@ -35,8 +35,6 @@ from .lnrouter import new_onion_packet, OnionHopsDataSingle, OnionPerHop, decode
 from .lnaddr import lndecode
 from .lnhtlc import UpdateAddHtlc, HTLCStateMachine, RevokeAndAck, SettleHtlc
 
-REV_GENESIS = bytes.fromhex(bitcoin.rev_hex(constants.net.GENESIS))
-
 def channel_id_from_funding_tx(funding_txid, funding_index):
     funding_txid_bytes = bytes.fromhex(funding_txid)[::-1]
     i = int.from_bytes(funding_txid_bytes, 'big') ^ funding_index
@@ -284,6 +282,7 @@ def aiosafe(f):
 class Peer(PrintError):
 
     def __init__(self, lnworker, host, port, pubkey, request_initial_sync=False):
+        self.REV_GENESIS = bytes.fromhex(bitcoin.rev_hex(constants.net.GENESIS))
         self.exception = None # set by aiosafe
         self.host = host
         self.port = port
@@ -538,7 +537,7 @@ class Peer(PrintError):
         msg = gen_msg(
             "open_channel",
             temporary_channel_id=temp_channel_id,
-            chain_hash=REV_GENESIS,
+            chain_hash=self.REV_GENESIS,
             funding_satoshis=funding_sat,
             push_msat=push_msat,
             dust_limit_satoshis=local_config.dust_limit_sat,
@@ -745,7 +744,7 @@ class Peer(PrintError):
             bitcoin_signature_2=bitcoin_sigs[1],
             len=0,
             #features not set (defaults to zeros)
-            chain_hash=REV_GENESIS,
+            chain_hash=self.REV_GENESIS,
             short_channel_id=chan.short_channel_id,
             node_id_1=node_ids[0],
             node_id_2=node_ids[1],
@@ -787,7 +786,7 @@ class Peer(PrintError):
         chan_ann = gen_msg("channel_announcement",
             len=0,
             #features not set (defaults to zeros)
-            chain_hash=REV_GENESIS,
+            chain_hash=self.REV_GENESIS,
             short_channel_id=chan.short_channel_id,
             node_id_1=node_ids[0],
             node_id_2=node_ids[1],
@@ -1026,10 +1025,7 @@ class Peer(PrintError):
             # TODO force close if initiator does not update_fee enough
             return
 
-        # TODO should use target_to_fee from master
-        # target_to_fee(10*1000000) # 10 MB
-        feerate_per_kvbyte = self.network.config.depth_to_fee(10)
-        feerate_per_kw = max(253, feerate_per_kvbyte // 4)
+        feerate_per_kw = self.current_feerate_per_kw()
         self.print_error("current feerate", chan.remote_state.feerate)
         self.print_error("new feerate", feerate_per_kw)
         if feerate_per_kw < chan.remote_state.feerate / 2:
@@ -1043,3 +1039,7 @@ class Peer(PrintError):
 
         self.send_message(gen_msg("update_fee", channel_id=chan.channel_id, feerate_per_kw=feerate_per_kw))
         self.lnworker.save_channel(chan)
+
+    def current_feerate_per_kw(self):
+        feerate_per_kvbyte = self.network.config.depth_target_to_fee(10*1000000) # 10 MB
+        return max(253, feerate_per_kvbyte // 4)

electrum/lnhtlc.py

@@ -143,7 +143,7 @@ class HTLCStateMachine(PrintError):
 
         self.state = 'DISCONNECTED'
 
-    def get_funding_addres(self):
+    def get_funding_address(self):
         script = funding_output_script(self.local_config, self.remote_config)
         return redeem_script_to_address('p2wsh', script)