def on_notify_header(self, interface, header):
height = header.get('block_height')
if not height:
return
interface.tip_header = header
interface.tip = height
if interface.mode != 'default':
return
b = blockchain.check_header(header)
if b:
interface.blockchain = b
self.switch_lagging_interface()
self.notify('interfaces')
return
b = blockchain.can_connect(header)
if b:
interface.blockchain = b
b.save_header(header)
self.switch_lagging_interface()
self.notify('updated')
self.notify('interfaces')
return
tip = max([x.height() for x in self.blockchains.values()])
if tip >=0:
interface.mode = 'backward'
interface.bad = height
interface.bad_header = header
self.request_header(interface, min(tip, height - 1))
else:
chain = self.blockchains[0]
if chain.catch_up is None:
chain.catch_up = interface
interface.mode = 'catch_up'
interface.blockchain = chain
self.request_header(interface, 0)
def on_notify_header(self, interface, header):
height = header.get('block_height')
if not height:
return
interface.tip_header = header
interface.tip = height
if interface.mode != 'default':
return
b = blockchain.check_header(header)
if b:
interface.blockchain = b
self.switch_lagging_interface()
self.notify('interfaces')
return
b = blockchain.can_connect(header)
if b:
interface.blockchain = b
b.save_header(header)
self.switch_lagging_interface()
self.notify('updated')
self.notify('interfaces')
return
tip = max([x.height() for x in self.blockchains.values()])
if tip >=0:
interface.mode = 'backward'
interface.bad = height
interface.bad_header = header
self.request_header(interface, min(tip, height - 1))
else:
chain = self.blockchains[0]
if chain.catch_up is None:
chain.catch_up = interface
interface.mode = 'catch_up'
interface.blockchain = chain
self.request_header(interface, 0)
def on_notify_header(self, interface, header):
height = header.get('block_height')
if not height:
return
interface.tip_header = header
interface.tip = height
if interface.mode != 'default':
return
b = blockchain.check_header(header)
if b:
interface.blockchain = b
self.notify('interfaces')
self.switch_lagging_interface()
return
b = blockchain.can_connect(header)
if b:
interface.blockchain = b
b.save_header(header)
self.notify('updated')
self.notify('interfaces')
self.switch_lagging_interface()
return
interface.mode = 'backward'
interface.bad = height
interface.bad_header = header
self.request_header(interface, height - 1) # should be max(heights)
