Merge remote-tracking branch 'origin/master' into lash/rehabilitate-cic-cache

apps/cic-cache/cic_cache/db/migrations/default/versions/6604de4203e2_add_chain_syncer.py

@@ -0,0 +1,28 @@
+"""Add chain syncer
+
+Revision ID: 6604de4203e2
+Revises: 63b629f14a85
+Create Date: 2021-04-01 08:10:29.156243
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from chainsyncer.db.migrations.sqlalchemy import (
+        chainsyncer_upgrade,
+        chainsyncer_downgrade,
+        )
+
+
+# revision identifiers, used by Alembic.
+revision = '6604de4203e2'
+down_revision = '63b629f14a85'
+branch_labels = None
+depends_on = None
+
+def upgrade():
+    chainsyncer_upgrade(0, 0, 1)
+
+
+def downgrade():
+    chainsyncer_downgrade(0, 0, 1)
+

apps/cic-cache/cic_cache/runnable/daemons/filters/__init__.py

@@ -0,0 +1 @@
+from .erc20 import *

apps/cic-cache/cic_cache/runnable/daemons/filters/base.py

@@ -0,0 +1,2 @@
+class SyncFilter:
+    pass

apps/cic-cache/cic_cache/runnable/daemons/filters/erc20.py

@@ -0,0 +1,72 @@
+# standard imports
+import logging
+
+# external imports
+from chainlib.eth.erc20 import ERC20
+from chainlib.eth.address import (
+        to_checksum_address,
+        )
+from chainlib.eth.error import RequestMismatchException
+from chainlib.status import Status
+from cic_eth_registry.erc20 import ERC20Token
+from cic_eth_registry.error import (
+        NotAContractError,
+        ContractMismatchError,
+        )
+
+# local imports
+from .base import SyncFilter
+from cic_cache import db as cic_cache_db
+
+logg = logging.getLogger().getChild(__name__)
+
+
+class ERC20TransferFilter(SyncFilter):
+
+    def __init__(self, chain_spec):
+        self.chain_spec = chain_spec
+
+
+    # TODO: Verify token in declarator / token index
+    def filter(self, conn, block, tx, db_session=None):
+        logg.debug('filter {} {}'.format(block, tx))
+        token = None
+        try:
+            token = ERC20Token(conn, tx.inputs[0])
+        except NotAContractError:
+            logg.debug('not a contract {}'.format(tx.inputs[0]))
+            return False
+        except ContractMismatchError:
+            logg.debug('not an erc20 token  {}'.format(tx.inputs[0]))
+            return False
+
+        transfer_data = None
+        try:
+            transfer_data = ERC20.parse_transfer_request(tx.payload)
+        except RequestMismatchException:
+            logg.debug('erc20 match but not a transfer, skipping')
+            return False
+
+        token_sender = tx.outputs[0]
+        token_recipient = transfer_data[0]
+        token_value = transfer_data[1]
+
+        logg.debug('matched erc20 token transfer {} ({}) to {} value {}'.format(token.name, token.address, transfer_data[0], transfer_data[1]))
+
+        cic_cache_db.add_transaction(
+                db_session,
+                tx.hash,
+                block.number,
+                tx.index,
+                to_checksum_address(token_sender),
+                to_checksum_address(token_recipient),
+                token.address,
+                token.address,
+                token_value,
+                token_value,
+                tx.status == Status.SUCCESS,
+                block.timestamp,
+                )
+        db_session.flush()
+
+        return True

apps/cic-cache/cic_cache/runnable/daemons/tracker.py

@@ -0,0 +1,109 @@
+# standard imports
+import os
+import sys
+import logging
+import time
+import argparse
+import sys
+import re
+
+# third-party imports
+import confini
+import celery
+import rlp
+import cic_base.config
+import cic_base.log
+import cic_base.argparse
+import cic_base.rpc
+from cic_eth_registry import CICRegistry
+from cic_eth_registry.error import UnknownContractError
+from chainlib.chain import ChainSpec
+from chainlib.eth.constant import ZERO_ADDRESS
+from chainlib.connection import RPCConnection
+from chainlib.eth.block import (
+        block_latest,
+        )
+from hexathon import (
+        strip_0x,
+        )
+from chainsyncer.backend import SyncerBackend
+from chainsyncer.driver import (
+        HeadSyncer,
+        )
+from chainsyncer.db.models.base import SessionBase
+
+# local imports
+from cic_cache.db import dsn_from_config
+from cic_cache.runnable.daemons.filters import (
+        ERC20TransferFilter,
+        )
+
+script_dir = os.path.realpath(os.path.dirname(__file__))
+
+logg = cic_base.log.create()
+argparser = cic_base.argparse.create(script_dir, cic_base.argparse.full_template)
+#argparser = cic_base.argparse.add(argparser, add_traffic_args, 'traffic')
+args = cic_base.argparse.parse(argparser, logg)
+config = cic_base.config.create(args.c, args, args.env_prefix)
+
+cic_base.config.log(config)
+
+dsn = dsn_from_config(config)
+
+SessionBase.connect(dsn, debug=config.true('DATABASE_DEBUG'))
+
+chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
+
+#RPCConnection.register_location(config.get('ETH_PROVIDER'), chain_spec, 'default')
+cic_base.rpc.setup(chain_spec, config.get('ETH_PROVIDER'))
+
+
+def main():
+    # Connect to blockchain with chainlib
+    rpc = RPCConnection.connect(chain_spec, 'default')
+
+    o = block_latest()
+    r = rpc.do(o)
+    block_offset = int(strip_0x(r), 16) + 1
+
+    logg.debug('starting at block {}'.format(block_offset))
+
+    syncers = []
+
+    #if SyncerBackend.first(chain_spec):
+    #    backend = SyncerBackend.initial(chain_spec, block_offset)
+    syncer_backends = SyncerBackend.resume(chain_spec, block_offset)
+
+    if len(syncer_backends) == 0:
+        logg.info('found no backends to resume')
+        syncer_backends.append(SyncerBackend.initial(chain_spec, block_offset))
+    else:
+        for syncer_backend in syncer_backends:
+            logg.info('resuming sync session {}'.format(syncer_backend))
+
+    syncer_backends.append(SyncerBackend.live(chain_spec, block_offset+1))
+
+    syncers.append(HeadSyncer(syncer_backend))
+
+    trusted_addresses_src = config.get('CIC_TRUST_ADDRESS')
+    if trusted_addresses_src == None:
+        logg.critical('At least one trusted address must be declared in CIC_TRUST_ADDRESS')
+        sys.exit(1)
+    trusted_addresses = trusted_addresses_src.split(',')
+    for address in trusted_addresses:
+        logg.info('using trusted address {}'.format(address))
+
+    erc20_transfer_filter = ERC20TransferFilter(chain_spec)
+
+    i = 0
+    for syncer in syncers:
+        logg.debug('running syncer index {}'.format(i))
+        syncer.add_filter(erc20_transfer_filter)
+        r = syncer.loop(int(config.get('SYNCER_LOOP_INTERVAL')), rpc)
+        sys.stderr.write("sync {} done at block {}\n".format(syncer, r))
+
+        i += 1
+
+
+if __name__ == '__main__':
+    main()

apps/cic-cache/cic_cache/runnable/tracker.py

@@ -1,339 +0,0 @@
-# standard imports
-import sys
-import os
-import argparse
-import logging
-import time
-import enum
-import re
-
-# third-party imports
-import confini
-from cic_registry import CICRegistry
-from cic_registry.chain import (
-        ChainRegistry,
-        ChainSpec,
-        )
-#from cic_registry.bancor import BancorRegistryClient
-from cic_registry.token import Token
-from cic_registry.error import (
-        UnknownContractError,
-        UnknownDeclarationError,
-        )
-from cic_registry.declaration import to_token_declaration
-from web3.exceptions import BlockNotFound, TransactionNotFound
-from websockets.exceptions import ConnectionClosedError
-from requests.exceptions import ConnectionError
-import web3
-from web3 import HTTPProvider, WebsocketProvider
-
-# local imports
-from cic_cache import db
-from cic_cache.db.models.base import SessionBase
-
-logging.basicConfig(level=logging.WARNING)
-logg = logging.getLogger()
-logging.getLogger('websockets.protocol').setLevel(logging.CRITICAL)
-logging.getLogger('urllib3').setLevel(logging.CRITICAL)
-logging.getLogger('web3.RequestManager').setLevel(logging.CRITICAL)
-logging.getLogger('web3.providers.WebsocketProvider').setLevel(logging.CRITICAL)
-logging.getLogger('web3.providers.HTTPProvider').setLevel(logging.CRITICAL)
-
-log_topics = {
-    'transfer': '0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef',
-    'convert': '0x7154b38b5dd31bb3122436a96d4e09aba5b323ae1fd580025fab55074334c095',
-    'accountregistry_add': '0a3b0a4f4c6e53dce3dbcad5614cb2ba3a0fa7326d03c5d64b4fa2d565492737',
-    }
-
-config_dir = os.path.join('/usr/local/etc/cic-cache')
-
-argparser = argparse.ArgumentParser(description='daemon that monitors transactions in new blocks')
-argparser.add_argument('-c', type=str, default=config_dir, help='config root to use')
-argparser.add_argument('-i', '--chain-spec', type=str, dest='i', help='chain spec')
-argparser.add_argument('--trust-address', default=[], type=str, dest='trust_address', action='append', help='Set address as trust')
-argparser.add_argument('--env-prefix', default=os.environ.get('CONFINI_ENV_PREFIX'), dest='env_prefix', type=str, help='environment prefix for variables to overwrite configuration')
-argparser.add_argument('--abi-dir', dest='abi_dir', type=str, help='Directory containing bytecode and abi')
-argparser.add_argument('-v', help='be verbose', action='store_true')
-argparser.add_argument('-vv', help='be more verbose', action='store_true')
-args = argparser.parse_args(sys.argv[1:])
-
-config_dir = os.path.join(args.c)
-os.makedirs(config_dir, 0o777, True)
-
-
-if args.v == True:
-    logging.getLogger().setLevel(logging.INFO)
-elif args.vv == True:
-    logging.getLogger().setLevel(logging.DEBUG)
-
-config = confini.Config(config_dir, args.env_prefix)
-config.process()
-args_override = {
-        'ETH_ABI_DIR': getattr(args, 'abi_dir'),
-        'CIC_TRUST_ADDRESS': ",".join(getattr(args, 'trust_address', [])),
-        }
-config.dict_override(args_override, 'cli flag')
-config.censor('PASSWORD', 'DATABASE')
-config.censor('PASSWORD', 'SSL')
-logg.debug('config loaded from {}:\n{}'.format(config_dir, config))
-
-# connect to database
-dsn = db.dsn_from_config(config)
-SessionBase.connect(dsn)
-
-
-re_websocket = re.compile('^wss?://')
-re_http = re.compile('^https?://')
-blockchain_provider = config.get('ETH_PROVIDER')
-if re.match(re_websocket, blockchain_provider) != None:
-    blockchain_provider = WebsocketProvider(blockchain_provider)
-elif re.match(re_http, blockchain_provider) != None:
-    blockchain_provider = HTTPProvider(blockchain_provider)
-else:
-    raise ValueError('unknown provider url {}'.format(blockchain_provider))
-
-def web3_constructor():
-    w3 = web3.Web3(blockchain_provider)
-    return (blockchain_provider, w3)
-
-
-class RunStateEnum(enum.IntEnum):
-    INIT = 0
-    RUN = 1
-    TERMINATE = 9
-
-
-def rubberstamp(src):
-    return True
-
-
-class Tracker:
-
-    def __init__(self, chain_spec, trusts=[]):
-        self.block_height = 0
-        self.tx_height = 0
-        self.state = RunStateEnum.INIT
-        self.declarator_cache = {}
-        self.convert_enabled = False
-        self.trusts = trusts
-        self.chain_spec = chain_spec
-        self.declarator = CICRegistry.get_contract(chain_spec, 'AddressDeclarator', 'Declarator')
-
-
-    def __process_tx(self, w3, session, t, r, l, b):
-        token_value = int(l.data, 16)
-        token_sender = l.topics[1][-20:].hex()
-        token_recipient = l.topics[2][-20:].hex()
-
-        #ts = ContractRegistry.get_address(t.address)
-        ts = CICRegistry.get_address(self.chain_spec, t.address())
-        logg.info('add token transfer {} value {} from {} to {}'.format(
-            ts.symbol(),
-            token_value,
-            token_sender,
-            token_recipient,
-            )
-            )
-
-        db.add_transaction(
-                session,
-                r.transactionHash.hex(),
-                r.blockNumber,
-                r.transactionIndex,
-                w3.toChecksumAddress(token_sender),
-                w3.toChecksumAddress(token_recipient),
-                t.address(),
-                t.address(),
-                token_value,
-                token_value,
-                r.status == 1,
-                b.timestamp,
-                )
-        session.flush()
-
-
-    # TODO: simplify/ split up and/or comment, function is too long
-    def __process_convert(self, w3, session, t, r, l, b):
-        logg.warning('conversions are deactivated')
-        return
-#        token_source = l.topics[2][-20:].hex()
-#        token_source = w3.toChecksumAddress(token_source)
-#        token_destination = l.topics[3][-20:].hex()
-#        token_destination = w3.toChecksumAddress(token_destination)
-#        data_noox = l.data[2:]
-#        d = data_noox[:64]
-#        token_from_value = int(d, 16)
-#        d = data_noox[64:128]
-#        token_to_value = int(d, 16)
-#        token_trader = '0x' + data_noox[192-40:]
-#
-#        #ts = ContractRegistry.get_address(token_source)
-#        ts = CICRegistry.get_address(CICRegistry.bancor_chain_spec, t.address())
-#        #if ts == None:
-#        #    ts = ContractRegistry.reserves[token_source]
-#        td = ContractRegistry.get_address(token_destination)
-#        #if td == None:
-#        #    td = ContractRegistry.reserves[token_source]
-#        logg.info('add token convert {} -> {} value {} -> {} trader {}'.format(
-#            ts.symbol(),
-#            td.symbol(),
-#            token_from_value,
-#            token_to_value,
-#            token_trader,
-#            )
-#            )
-#
-#        db.add_transaction(
-#                session,
-#                r.transactionHash.hex(),
-#                r.blockNumber,
-#                r.transactionIndex,
-#                w3.toChecksumAddress(token_trader),
-#                w3.toChecksumAddress(token_trader),
-#                token_source,
-#                token_destination,
-#                r.status == 1,
-#                b.timestamp,
-#                )
-#        session.flush()
-
-
-    def check_token(self, address):
-            t = None
-            try:
-                t = CICRegistry.get_address(CICRegistry.default_chain_spec, address)
-                return t
-            except UnknownContractError:
-                logg.debug('contract {} not in registry'.format(address))
-
-            # If nothing was returned, we look up the token in the declarator
-            for trust in self.trusts:
-                logg.debug('look up declaration for contract {} with trust {}'.format(address, trust))
-                fn = self.declarator.function('declaration')
-                # TODO: cache trust in LRUcache
-                declaration_array = fn(trust, address).call()
-                try:
-                    declaration = to_token_declaration(trust, address, declaration_array, [rubberstamp])
-                    logg.debug('found declaration for token {} from trust address {}'.format(address, trust))
-                except UnknownDeclarationError:
-                    continue
-               
-                try:
-                    c = w3.eth.contract(abi=CICRegistry.abi('ERC20'), address=address)
-                    t = CICRegistry.add_token(self.chain_spec, c)
-                    break
-                except ValueError:
-                    logg.error('declaration for {} validates as token, but location is not ERC20 compatible'.format(address))
-
-            return t
-
-
-    # TODO use input data instead of logs
-    def process(self, w3, session, block):
-        #self.refresh_registry(w3)
-        tx_count = w3.eth.getBlockTransactionCount(block.hash)
-        b = w3.eth.getBlock(block.hash)
-        for i in range(self.tx_height, tx_count):
-            tx = w3.eth.getTransactionByBlock(block.hash, i)
-            if tx.to == None:
-                logg.debug('block {} tx {} is contract creation tx, skipping'.format(block.number, i))
-                continue
-            if len(w3.eth.getCode(tx.to)) == 0:
-                logg.debug('block {} tx {} not a contract tx, skipping'.format(block.number, i))
-                continue
-
-            t = self.check_token(tx.to)
-            if t != None and isinstance(t, Token):
-                r = w3.eth.getTransactionReceipt(tx.hash)
-                for l in r.logs:
-                    logg.debug('block {} tx {} {} token log {} {}'.format(block.number, i, tx.hash.hex(), l.logIndex, l.topics[0].hex()))
-                    if l.topics[0].hex() == log_topics['transfer']:
-                        self.__process_tx(w3, session, t, r, l, b)
-
-            # TODO: cache contracts in LRUcache
-            elif self.convert_enabled and tx.to == CICRegistry.get_contract(CICRegistry.default_chain_spec, 'Converter').address:
-                r = w3.eth.getTransactionReceipt(tx.hash)
-                for l in r.logs:
-                    logg.info('block {} tx {} {} bancornetwork log {} {}'.format(block.number, i, tx.hash.hex(), l.logIndex, l.topics[0].hex()))
-                    if l.topics[0].hex() == log_topics['convert']:
-                        self.__process_convert(w3, session, t, r, l, b)
-            
-            session.execute("UPDATE tx_sync SET tx = '{}'".format(tx.hash.hex()))
-            session.commit()
-            self.tx_height += 1
-
-
-    def __get_next_retry(self, backoff=False):
-        return 1
-
-
-    def loop(self):
-        logg.info('starting at block {} tx index {}'.format(self.block_height, self.tx_height))
-        self.state = RunStateEnum.RUN
-        while self.state == RunStateEnum.RUN:
-            (provider, w3) = web3_constructor()
-            session = SessionBase.create_session()
-            try:
-                block = w3.eth.getBlock(self.block_height)
-                self.process(w3, session, block)
-                self.block_height += 1
-                self.tx_height = 0
-            except BlockNotFound as e:
-                logg.debug('no block {} yet, zZzZ...'.format(self.block_height))
-                time.sleep(self.__get_next_retry())
-            except ConnectionClosedError as e:
-                logg.info('connection gone, retrying')
-                time.sleep(self.__get_next_retry(True))
-            except OSError as e:
-                logg.error('cannot connect {}'.format(e))
-                time.sleep(self.__get_next_retry(True))
-            except Exception as e:
-                session.close()
-                raise(e)
-            session.close()
-
-
-    def load(self, w3):
-        session = SessionBase.create_session()
-        r = session.execute('SELECT tx FROM tx_sync').first()
-        if r != None:
-            if r[0] == '0x{0:0{1}X}'.format(0, 64):
-                logg.debug('last tx was zero-address, starting from scratch')
-                return
-            t = w3.eth.getTransaction(r[0])
-            
-            self.block_height = t.blockNumber
-            self.tx_height = t.transactionIndex+1
-            c = w3.eth.getBlockTransactionCount(t.blockHash.hex())
-            logg.debug('last tx processed {} index {} (max index {})'.format(t.blockNumber, t.transactionIndex, c-1))
-            if c == self.tx_height:
-                self.block_height += 1
-                self.tx_height = 0
-        session.close()
-
-(provider, w3) = web3_constructor()
-trust = config.get('CIC_TRUST_ADDRESS', "").split(",")
-chain_spec = args.i
-
-try:
-    w3.eth.chainId
-except Exception as e:
-    logg.exception(e)
-    sys.stderr.write('cannot connect to evm node\n')
-    sys.exit(1)
-
-def main():
-    chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
-
-    CICRegistry.init(w3, config.get('CIC_REGISTRY_ADDRESS'), chain_spec)
-    CICRegistry.add_path(config.get('ETH_ABI_DIR'))
-    chain_registry = ChainRegistry(chain_spec)
-    CICRegistry.add_chain_registry(chain_registry)
-
-    t = Tracker(chain_spec, trust) 
-    t.load(w3)
-    t.loop()
-    
-
-if __name__ == '__main__':
-    main()

apps/cic-cache/cic_cache/version.py

@@ -5,7 +5,7 @@ version = (
         0,
         2,
         0,
-        'alpha.1',
+        'alpha.2',
         )
 
 version_object = semver.VersionInfo(

apps/cic-cache/config/docker/cic.ini

@@ -0,0 +1,4 @@
+[cic]
+chain_spec =
+registry_address =  
+trust_address = 0xEb3907eCad74a0013c259D5874AE7f22DcBcC95C

apps/cic-cache/config/docker/database.ini

@@ -6,4 +6,4 @@ HOST=localhost
 PORT=63432
 ENGINE=postgresql
 DRIVER=psycopg2
-DEBUG=1
+DEBUG=0

apps/cic-cache/config/docker/eth.ini

@@ -1,3 +1,2 @@
 [eth]
 provider = ws://localhost:63546
-chain_id = 8996

apps/cic-cache/config/docker/syncer.ini

@@ -0,0 +1,2 @@
+[syncer]
+loop_interval = 1

apps/cic-cache/config/eth.ini

@@ -1,7 +1,2 @@
 [eth]
 provider = ws://localhost:8545
-#ttp_provider = http://localhost:8545
-#provider = http://localhost:8545
-gas_provider_address = 
-#chain_id = 
-abi_dir = /usr/local/share/cic/solidity/abi

apps/cic-cache/config/syncer.ini

@@ -0,0 +1,2 @@
+[syncer]
+loop_interval = 5

apps/cic-cache/docker/Dockerfile

@@ -17,7 +17,7 @@ RUN apt-get update && \
 
 # Copy shared requirements from top of mono-repo
 RUN echo "copying root req file ${root_requirement_file}"
-RUN pip install $pip_extra_index_url_flag cic-base[full_graph]==0.1.2a44
+RUN pip install $pip_extra_index_url_flag cic-base[full_graph]==0.1.2a53
 
 COPY cic-cache/requirements.txt ./
 COPY cic-cache/setup.cfg \

apps/cic-cache/requirements.txt

@@ -1,10 +1,13 @@
+cic-base~=0.1.2a53
 alembic==1.4.2
-confini~=0.3.6b2
+confini~=0.3.6rc3
 uwsgi==2.0.19.1
 moolb~=0.1.0
-cic-registry~=0.5.3a4
+cic-eth-registry~=0.5.4a9
 SQLAlchemy==1.3.20
 semver==2.13.0
 psycopg2==2.8.6
 celery==4.4.7
 redis==3.5.3
+chainlib~=0.0.1a44
+chainsyncer~=0.0.1a20

apps/cic-cache/setup.cfg

@@ -29,11 +29,13 @@ packages =
 	cic_cache.db
 	cic_cache.db.models
 	cic_cache.runnable
+	cic_cache.runnable.daemons
+	cic_cache.runnable.daemons.filters
 scripts =
 	./scripts/migrate.py
 
 [options.entry_points]
 console_scripts =
-	cic-cache-trackerd = cic_cache.runnable.tracker:main
-	cic-cache-serverd = cic_cache.runnable.server:main
-	cic-cache-taskerd = cic_cache.runnable.tasker:main
+	cic-cache-trackerd = cic_cache.runnable.daemons.tracker:main
+	cic-cache-serverd = cic_cache.runnable.daemons.server:main
+	cic-cache-taskerd = cic_cache.runnable.daemons.tasker:main

apps/cic-eth/requirements.txt

@@ -1,8 +1,8 @@
-cic-base~=0.1.2a51
+cic-base~=0.1.2a53
 celery==4.4.7
 crypto-dev-signer~=0.4.14a16
 confini~=0.3.6rc3
-cic-eth-registry~=0.5.4a8
+cic-eth-registry~=0.5.4a9
 #cic-bancor~=0.0.6
 redis==3.5.3
 alembic==1.4.2

docker-compose.yml

@@ -145,7 +145,7 @@ services:
       - -c
       - |
         if [[ -f /tmp/cic/config/.env ]]; then source /tmp/cic/config/.env; fi 
-        /usr/local/bin/cic-cache-trackerd -vv
+        /usr/local/bin/cic-cache-trackerd -vv -c /usr/local/etc/cic-cache
     volumes:
       - contract-config:/tmp/cic/config/:ro