keep connection open with a manually selected server, even if they fail passing the checkpoint
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23e51e7c9e
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31fc9b78af
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@ -693,6 +693,7 @@ class Network(util.DaemonThread):
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def new_interface(self, server, socket):
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self.add_recent_server(server)
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self.interfaces[server] = interface = Interface(server, socket)
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interface.failed_checkpoint = False
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self.queue_request('blockchain.block.get_header', [self.blockchain.checkpoint_height], interface)
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self.queue_request('blockchain.headers.subscribe', [], interface)
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if server == self.default_server:
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@ -764,6 +765,7 @@ class Network(util.DaemonThread):
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self.notify('updated')
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else:
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self.request_chunk(interface, data, idx)
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self.notify('updated')
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def request_header(self, interface, data, height):
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interface.print_error("requesting header %d" % height)
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@ -777,8 +779,11 @@ class Network(util.DaemonThread):
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'''Handle receiving a single block header'''
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# close connection if header does not pass checkpoint
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if not self.blockchain.pass_checkpoint(response['result']):
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interface.print_error("header did not pass checkpoint, dismissing interface", interface.host)
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self.connection_down(interface.server)
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if interface == self.interface and not auto_connect:
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interface.failed_checkpoint = True
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else:
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interface.print_error("header did not pass checkpoint, dismissing interface")
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self.connection_down(interface.server)
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return
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if self.blockchain.downloading_headers:
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return
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@ -787,6 +792,9 @@ class Network(util.DaemonThread):
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req_height = data.get('header_height', -1)
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# Ignore unsolicited headers
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if req_if == interface and req_height == response['params'][0]:
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if interface.failed_checkpoint:
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self.bc_requests.popleft()
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return
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next_height = self.blockchain.connect_header(data['chain'], response['result'])
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# If not finished, get the next header
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if next_height in [True, False]:
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