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Stop using deprecated RPC blockchain.block.get_chunk

Browse source 
Use blockchain.block.headers instead.  It's more flexible but
that flexibility is not used here.

Port of 09798d6b20
This commit is contained in:
Neil Booth 2018-05-30 14:06:40 +08:00
parent e0a6b082d2
commit bc83fa8d68
1 changed files with 11 additions and 7 deletions
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18
lib/network.py
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@ -561,8 +561,8 @@ class Network(util.DaemonThread):
if error is None:
self.relay_fee = int(result * COIN) if result is not None else None
self.print_error("relayfee", self.relay_fee)
elif method == 'blockchain.block.get_chunk':
self.on_get_chunk(interface, response)
elif method == 'blockchain.block.headers':
self.on_block_headers(interface, response)
elif method == 'blockchain.block.get_header':
self.on_get_header(interface, response)
@ -766,9 +766,11 @@ class Network(util.DaemonThread):
return
interface.print_error("requesting chunk %d" % index)
self.requested_chunks.add(index)
self.queue_request('blockchain.block.get_chunk', [index], interface)
height = index * 2016
self.queue_request('blockchain.block.headers', [height, 2016],
interface)
def on_get_chunk(self, interface, response):
def on_block_headers(self, interface, response):
'''Handle receiving a chunk of block headers'''
error = response.get('error')
result = response.get('result')
@ -777,15 +779,17 @@ class Network(util.DaemonThread):
if result is None or params is None or error is not None:
interface.print_error(error or 'bad response')
return
index = params[0]
# Ignore unsolicited chunks
if index not in self.requested_chunks:
height = params[0]
index = height // 2016
if index * 2016 != height or index not in self.requested_chunks:
interface.print_error("received chunk %d (unsolicited)" % index)
return
else:
interface.print_error("received chunk %d" % index)
self.requested_chunks.remove(index)
connect = blockchain.connect_chunk(index, result)
hexdata = result['hex']
connect = blockchain.connect_chunk(index, hexdata)
if not connect:
self.connection_down(interface.server)
return