eth-monitor/eth_monitor/callback.py

40 lines
902 B
Python

# standard imports
import logging
logg = logging.getLogger(__name__)
class BlockCallbackFilter:
def __init__(self):
self.filters = []
def register(self, fltr):
self.filters.append(fltr)
def filter(self, conn, block):
for fltr in self.filters:
fltr.filter(conn, block)
def state_change_callback(k, old_state, new_state):
logg.log(logging.STATETRACE, 'state change: {} {} -> {}'.format(k, old_state, new_state))
def filter_change_callback(k, old_state, new_state):
logg.log(logging.STATETRACE, 'filter change: {} {} -> {}'.format(k, old_state, new_state))
def pre_callback(conn):
logg.debug('starting sync loop iteration')
def post_callback(conn):
logg.debug('ending sync loop iteration')
def block_callback(conn, block):
logg.info('processing {} {}'.format(block, datetime.datetime.fromtimestamp(block.timestamp)))