4
0
mirror of git://holbrook.no/eth-monitor.git synced 2024-11-16 10:16:48 +01:00
eth-monitor/eth_monitor/settings.py

243 lines
8.3 KiB
Python
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

# standard imports
import logging
import os
import uuid
import importlib
# external imports
from chainlib.settings import ChainSettings
from chainsyncer.settings import ChainsyncerSettings
from chainlib.eth.connection import EthHTTPConnection
from eth_monitor.chain import EthChainInterface
from chainlib.eth.address import is_address
# local imports
from eth_monitor.rules import (
AddressRules,
RuleSimple,
RuleMethod,
RuleData,
)
from eth_monitor.cli.rules import to_config_names
from eth_monitor.callback import (
state_change_callback,
filter_change_callback,
)
logg = logging.getLogger(__name__)
class EthMonitorSettings(ChainsyncerSettings):
def process_monitor_session(self, config):
session_id = config.get('_SESSION_ID')
if session_id == None:
if config.get('_SINGLE'):
session_id = str(uuid.uuid4())
else:
session_id = 'default'
self.o['SESSION_ID'] = session_id
def process_monitor_session_dir(self, config):
syncer_store_module = None
syncer_store_class = None
state_dir = None
if config.get('SYNCER_BACKEND') == 'mem':
syncer_store_module = importlib.import_module('chainsyncer.store.mem')
syncer_store_class = getattr(syncer_store_module, 'SyncMemStore')
else:
if config.get('SYNCER_BACKEND') == 'fs':
syncer_store_module = importlib.import_module('chainsyncer.store.fs')
syncer_store_class = getattr(syncer_store_module, 'SyncFsStore')
elif config.get('SYNCER_BACKEND') == 'rocksdb':
syncer_store_module = importlib.import_module('chainsyncer.store.rocksdb')
syncer_store_class = getattr(syncer_store_module, 'SyncRocksDbStore')
else:
syncer_store_module = importlib.import_module(config.get('SYNCER_BACKEND'))
syncer_store_class = getattr(syncer_store_module, 'SyncStore')
state_dir = os.path.join(config.get('ETHMONITOR_STATE_DIR'), config.get('SYNCER_BACKEND'))
os.makedirs(state_dir, exist_ok=True)
logg.info('using engine {} module {}.{}'.format(config.get('SYNCER_BACKEND'), syncer_store_module.__file__, syncer_store_class.__name__))
sync_store = syncer_store_class(state_dir, session_id=self.o['SESSION_ID'], state_event_callback=state_change_callback, filter_state_event_callback=filter_change_callback)
self.o['STATE_DIR'] = state_dir
self.o['SESSION_DIR'] = os.path.join(state_dir, self.o['SESSION_ID'])
self.o['SYNC_STORE'] = sync_store
def process_address_arg_rules(self, config):
category = {
'input': {
'i': [],
'x': [],
},
'output': {
'i': [],
'x': [],
},
'exec': {
'i': [],
'x': [],
},
}
for rules_arg in [
'input',
'output',
'exec',
]:
(vy, vn) = to_config_names(rules_arg)
for address in config.get(vy):
if not is_address(address):
raise ValueError('invalid address in config {}: {}'.format(vy, address))
category[rules_arg]['i'].append(address)
for address in config.get(vn):
if not is_address(address):
raise ValueError('invalid address in config {}: {}'.format(vn, address))
category[rules_arg]['x'].append(address)
includes = RuleSimple(
category['output']['i'],
category['input']['i'],
category['exec']['i'],
description='INCLUDE',
)
self.o['RULES'].include(includes)
excludes = RuleSimple(
category['output']['x'],
category['input']['x'],
category['exec']['x'],
description='EXCLUDE',
)
self.o['RULES'].exclude(excludes)
def process_data_arg_rules(self, config): #rules, args):
include_data = []
for v in config.get('ETHMONITOR_DATA'):
include_data.append(v.lower())
exclude_data = []
for v in config.get('ETHMONITOR_X_DATA'):
exclude_data.append(v.lower())
includes = RuleMethod(include_data, description='INCLUDE')
self.o['RULES'].include(includes)
excludes = RuleMethod(exclude_data, description='EXCLUDE')
self.o['RULES'].exclude(excludes)
include_data = []
for v in config.get('ETHMONITOR_DATA_IN'):
include_data.append(v.lower())
exclude_data = []
for v in config.get('ETHMONITOR_X_DATA_IN'):
exclude_data.append(v.lower())
includes = RuleData(include_data, description='INCLUDE')
self.o['RULES'].include(includes)
excludes = RuleData(exclude_data, description='EXCLUDE')
self.o['RULES'].exclude(excludes)
def process_address_file_rules(self, config): #rules, includes_file=None, excludes_file=None, include_default=False, include_block_default=False):
includes_file = config.get('ETHMONITOR_INCLUDES_FILE')
if includes_file != None:
f = open(includes_file, 'r')
logg.debug('reading includes rules from {}'.format(os.path.realpath(includes_file)))
while True:
r = f.readline()
if r == '':
break
r = r.rstrip()
v = r.split("\t")
sender = []
recipient = []
executable = []
try:
if v[0] != '':
sender = v[0].split(',')
except IndexError:
pass
try:
if v[1] != '':
recipient = v[1].split(',')
except IndexError:
pass
try:
if v[2] != '':
executable = v[2].split(',')
except IndexError:
pass
rule = RuleSimple(sender, recipient, executable)
rules.include(rule)
excludes_file = config.get('ETHMONITOR_EXCLUDES_FILE')
if excludes_file != None:
f = open(includes_file, 'r')
logg.debug('reading excludes rules from {}'.format(os.path.realpath(excludes_file)))
while True:
r = f.readline()
if r == '':
break
r = r.rstrip()
v = r.split("\t")
sender = None
recipient = None
executable = None
if v[0] != '':
sender = v[0].strip(',')
if v[1] != '':
recipient = v[1].strip(',')
if v[2] != '':
executable = v[2].strip(',')
rule = RuleSimple(sender, recipient, executable)
rules.exclude(rule)
def process_arg_rules(self, config):
address_rules = AddressRules(include_by_default=config.get('ETHMONITOR_INCLUDE_DEFAULT'))
self.o['RULES'] = address_rules
self.process_address_arg_rules(config)
self.process_data_arg_rules(config)
self.process_address_file_rules(config)
def process_common(self, config):
super(EthMonitorSettings, self).process_common(config)
# TODO: duplicate from chaind, consider move to chainlib-eth
rpc_provider = config.get('RPC_PROVIDER')
if rpc_provider == None:
rpc_provider = 'http://localhost:8545'
self.o['RPC'] = EthHTTPConnection(url=rpc_provider, chain_spec=self.o['CHAIN_SPEC'])
def process_sync_interface(self, config):
self.o['SYNCER_INTERFACE'] = EthChainInterface()
def process_sync(self, config):
self.process_sync_interface(config)
self.process_sync_backend(config)
self.process_sync_range(config)
def process(self, config):
self.process_common(config)
self.process_monitor_session(config)
self.process_monitor_session_dir(config)
self.process_arg_rules(config)
self.process_sync(config)