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Merge branch 'lash/audit-postgres-sessions' into 'master'

Browse Source 
Improve reuse of db sessions

See merge request grassrootseconomics/cic-internal-integration!36
This commit is contained in:
Louis Holbrook 2021-02-19 07:06:05 +00:00
commit b38ff7629d
16 changed files with 116 additions and 77 deletions
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27
apps/cic-eth/cic_eth/db/models/base.py
View File

@ -6,6 +6,11 @@ from sqlalchemy import Column, Integer
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
from sqlalchemy.pool import (
StaticPool,
QueuePool,
AssertionPool,
)
logg = logging.getLogger()
@ -49,7 +54,7 @@ class SessionBase(Model):
@staticmethod
def connect(dsn, debug=False):
def connect(dsn, pool_size=8, debug=False):
"""Create new database connection engine and connect to database backend.
:param dsn: DSN string defining connection.
@ -57,12 +62,26 @@ class SessionBase(Model):
"""
e = None
if SessionBase.poolable:
poolclass = QueuePool
if pool_size > 1:
e = create_engine(
dsn,
max_overflow=50,
max_overflow=pool_size*3,
pool_pre_ping=True,
pool_size=20,
pool_recycle=10,
pool_size=pool_size,
pool_recycle=60,
poolclass=poolclass,
echo=debug,
)
else:
if debug:
poolclass = AssertionPool
else:
poolclass = StaticPool
e = create_engine(
dsn,
poolclass=poolclass,
echo=debug,
)
else:

19
apps/cic-eth/cic_eth/db/models/tx.py
View File

@ -85,9 +85,7 @@ class TxCache(SessionBase):
:param tx_hash_new: tx hash to associate the copied entry with
:type tx_hash_new: str, 0x-hex
"""
localsession = session
if localsession == None:
localsession = SessionBase.create_session()
localsession = SessionBase.bind_session(session)
q = localsession.query(TxCache)
q = q.join(Otx)
@ -95,8 +93,10 @@ class TxCache(SessionBase):
txc = q.first()
if txc == None:
SessionBase.release_session(localsession)
raise NotLocalTxError('original {}'.format(tx_hash_original))
if txc.block_number != None:
SessionBase.release_session(localsession)
raise TxStateChangeError('cannot clone tx cache of confirmed tx {}'.format(tx_hash_original))
q = localsession.query(Otx)
@ -104,6 +104,7 @@ class TxCache(SessionBase):
otx = q.first()
if otx == None:
SessionBase.release_session(localsession)
raise NotLocalTxError('new {}'.format(tx_hash_new))
txc_new = TxCache(
@ -118,15 +119,14 @@ class TxCache(SessionBase):
localsession.add(txc_new)
localsession.commit()
if session == None:
localsession.close()
SessionBase.release_session(localsession)
def __init__(self, tx_hash, sender, recipient, source_token_address, destination_token_address, from_value, to_value, block_number=None, tx_index=None):
session = SessionBase.create_session()
tx = session.query(Otx).filter(Otx.tx_hash==tx_hash).first()
def __init__(self, tx_hash, sender, recipient, source_token_address, destination_token_address, from_value, to_value, block_number=None, tx_index=None, session=None):
localsession = SessionBase.bind_session(session)
tx = localsession.query(Otx).filter(Otx.tx_hash==tx_hash).first()
if tx == None:
session.close()
SessionBase.release_session(localsession)
raise FileNotFoundError('outgoing transaction record unknown {} (add a Tx first)'.format(tx_hash))
self.otx_id = tx.id
@ -143,4 +143,5 @@ class TxCache(SessionBase):
self.date_updated = self.date_created
self.date_checked = self.date_created
SessionBase.release_session(localsession)

8
apps/cic-eth/cic_eth/eth/account.py
View File

@ -304,6 +304,8 @@ def cache_gift_data(
tx = unpack_signed_raw_tx(tx_signed_raw_bytes, chain_spec.chain_id())
tx_data = unpack_gift(tx['data'])
session = SessionBase.create_session()
tx_cache = TxCache(
tx_hash_hex,
tx['from'],
@ -312,9 +314,9 @@ def cache_gift_data(
zero_address,
0,
0,
session=session,
)
session = SessionBase.create_session()
session.add(tx_cache)
session.commit()
cache_id = tx_cache.id
@ -347,6 +349,7 @@ def cache_account_data(
tx = unpack_signed_raw_tx(tx_signed_raw_bytes, chain_spec.chain_id())
tx_data = unpack_register(tx['data'])
session = SessionBase.create_session()
tx_cache = TxCache(
tx_hash_hex,
tx['from'],
@ -355,9 +358,8 @@ def cache_account_data(
zero_address,
0,
0,
session=session,
)
session = SessionBase.create_session()
session.add(tx_cache)
session.commit()
cache_id = tx_cache.id

2
apps/cic-eth/cic_eth/eth/token.py
View File

@ -381,6 +381,7 @@ def cache_transfer_data(
tx['to'],
tx_data['amount'],
tx_data['amount'],
session=session,
)
session.add(tx_cache)
session.commit()
@ -440,6 +441,7 @@ def cache_approve_data(
tx['to'],
tx_data['amount'],
tx_data['amount'],
session=session,
)
session.add(tx_cache)
session.commit()

28
apps/cic-eth/cic_eth/eth/tx.py
View File

@ -78,7 +78,6 @@ def check_gas(self, tx_hashes, chain_str, txs=[], address=None, gas_required=Non
# TODO: it should not be necessary to pass address explicitly, if not passed should be derived from the tx
balance = c.w3.eth.getBalance(address)
logg.debug('check gas txs {}'.format(tx_hashes))
logg.debug('address {} has gas {} needs {}'.format(address, balance, gas_required))
if gas_required > balance:
@ -126,7 +125,6 @@ def check_gas(self, tx_hashes, chain_str, txs=[], address=None, gas_required=Non
queue=queue,
)
ready_tasks.append(s)
logg.debug('tasks {}'.format(ready_tasks))
celery.group(ready_tasks)()
return txs
@ -143,7 +141,6 @@ def hashes_to_txs(self, tx_hashes):
:returns: Signed raw transactions
:rtype: list of str, 0x-hex
"""
#logg = celery_app.log.get_default_logger()
if len(tx_hashes) == 0:
raise ValueError('no transaction to send')
@ -351,15 +348,12 @@ def send(self, txs, chain_str):
tx_hash_hex = tx_hash.hex()
queue = self.request.delivery_info.get('routing_key', None)
if queue == None:
logg.debug('send tx {} has no queue', tx_hash)
c = RpcClient(chain_spec)
r = None
try:
r = c.w3.eth.send_raw_transaction(tx_hex)
except Exception as e:
logg.debug('e {}'.format(e))
raiser = ParityNodeHandler(chain_spec, queue)
(t, e, m) = raiser.handle(e, tx_hash_hex, tx_hex)
raise e(m)
@ -423,7 +417,7 @@ def refill_gas(self, recipient_address, chain_str):
gas_price = c.gas_price()
gas_limit = c.default_gas_limit
refill_amount = c.refill_amount()
logg.debug('gas price {} nonce {}'.format(gas_price, nonce))
logg.debug('tx send gas price {} nonce {}'.format(gas_price, nonce))
# create and sign transaction
tx_send_gas = {
@ -436,7 +430,6 @@ def refill_gas(self, recipient_address, chain_str):
'value': refill_amount,
'data': '',
}
logg.debug('txsend_gas {}'.format(tx_send_gas))
tx_send_gas_signed = c.w3.eth.sign_transaction(tx_send_gas)
tx_hash = web3.Web3.keccak(hexstr=tx_send_gas_signed['raw'])
tx_hash_hex = tx_hash.hex()
@ -487,11 +480,14 @@ def resend_with_higher_gas(self, txold_hash_hex, chain_str, gas=None, default_fa
:rtype: str, 0x-hex
"""
session = SessionBase.create_session()
otx = session.query(Otx).filter(Otx.tx_hash==txold_hash_hex).first()
q = session.query(Otx)
q = q.filter(Otx.tx_hash==txold_hash_hex)
otx = q.first()
session.close()
if otx == None:
session.close()
raise NotLocalTxError(txold_hash_hex)
session.close()
chain_spec = ChainSpec.from_chain_str(chain_str)
c = RpcClient(chain_spec)
@ -508,7 +504,7 @@ def resend_with_higher_gas(self, txold_hash_hex, chain_str, gas=None, default_fa
else:
gas_price = c.gas_price()
if tx['gasPrice'] > gas_price:
logg.warning('Network gas price {} is lower than overdue tx gas price {}'.format(gas_price, tx['gasPrice']))
logg.info('Network gas price {} is lower than overdue tx gas price {}'.format(gas_price, tx['gasPrice']))
#tx['gasPrice'] = int(tx['gasPrice'] * default_factor)
tx['gasPrice'] += 1
else:
@ -518,9 +514,6 @@ def resend_with_higher_gas(self, txold_hash_hex, chain_str, gas=None, default_fa
else:
tx['gasPrice'] = new_gas_price
logg.debug('after {}'.format(tx))
#(tx_hash_hex, tx_signed_raw_hex) = sign_and_register_tx(tx, chain_str, queue)
(tx_hash_hex, tx_signed_raw_hex) = sign_tx(tx, chain_str)
queue_create(
tx['nonce'],
@ -540,6 +533,7 @@ def resend_with_higher_gas(self, txold_hash_hex, chain_str, gas=None, default_fa
queue=queue,
)
s.apply_async()
return tx_hash_hex
@ -602,7 +596,9 @@ def resume_tx(self, txpending_hash_hex, chain_str):
chain_spec = ChainSpec.from_chain_str(chain_str)
session = SessionBase.create_session()
r = session.query(Otx.signed_tx).filter(Otx.tx_hash==txpending_hash_hex).first()
q = session.query(Otx.signed_tx)
q = q.filter(Otx.tx_hash==txpending_hash_hex)
r = q.first()
session.close()
if r == None:
raise NotLocalTxError(txpending_hash_hex)

34
apps/cic-eth/cic_eth/queue/tx.py
View File

@ -35,8 +35,7 @@ celery_app = celery.current_app
logg = logging.getLogger()
@celery_app.task()
def create(nonce, holder_address, tx_hash, signed_tx, chain_str, obsolete_predecessors=True):
def create(nonce, holder_address, tx_hash, signed_tx, chain_str, obsolete_predecessors=True, session=None):
"""Create a new transaction queue record.
:param nonce: Transaction nonce
@ -52,10 +51,10 @@ def create(nonce, holder_address, tx_hash, signed_tx, chain_str, obsolete_predec
:returns: transaction hash
:rtype: str, 0x-hash
"""
session = SessionBase.create_session()
session = SessionBase.bind_session(session)
lock = Lock.check_aggregate(chain_str, LockEnum.QUEUE, holder_address, session=session)
if lock > 0:
session.close()
SessionBase.release_session(session)
raise LockedError(lock)
o = Otx.add(
@ -81,7 +80,7 @@ def create(nonce, holder_address, tx_hash, signed_tx, chain_str, obsolete_predec
otx.cancel(confirmed=False, session=session)
session.commit()
session.close()
SessionBase.release_session(session)
logg.debug('queue created nonce {} from {} hash {}'.format(nonce, holder_address, tx_hash))
return tx_hash
@ -100,7 +99,9 @@ def set_sent_status(tx_hash, fail=False):
:rtype: boolean
"""
session = SessionBase.create_session()
o = session.query(Otx).filter(Otx.tx_hash==tx_hash).first()
q = session.query(Otx)
q = q.filter(Otx.tx_hash==tx_hash)
o = q.first()
if o == None:
logg.warning('not local tx, skipping {}'.format(tx_hash))
session.close()
@ -454,6 +455,7 @@ def get_tx(tx_hash):
session = SessionBase.create_session()
tx = session.query(Otx).filter(Otx.tx_hash==tx_hash).first()
if tx == None:
session.close()
raise NotLocalTxError('queue does not contain tx hash {}'.format(tx_hash))
o = {
@ -498,7 +500,7 @@ def get_nonce_tx(nonce, sender, chain_id):
# TODO: pass chain spec instead of chain id
def get_paused_txs(status=None, sender=None, chain_id=0):
def get_paused_txs(status=None, sender=None, chain_id=0, session=None):
"""Returns not finalized transactions that have been attempted sent without success.
:param status: If set, will return transactions with this local queue status only
@ -511,12 +513,13 @@ def get_paused_txs(status=None, sender=None, chain_id=0):
:returns: Transactions
:rtype: dict, with transaction hash as key, signed raw transaction as value
"""
session = SessionBase.create_session()
session = SessionBase.bind_session(session)
q = session.query(Otx)
if status != None:
#if status == StatusEnum.PENDING or status >= StatusEnum.SENT:
if status == StatusEnum.PENDING or status & StatusBits.IN_NETWORK or not is_alive(status):
SessionBase.release_session(session)
raise ValueError('not a valid paused tx value: {}'.format(status))
q = q.filter(Otx.status.op('&')(status.value)==status.value)
q = q.join(TxCache)
@ -536,12 +539,12 @@ def get_paused_txs(status=None, sender=None, chain_id=0):
#gas += tx['gas'] * tx['gasPrice']
txs[r.tx_hash] = r.signed_tx
session.close()
SessionBase.release_session(session)
return txs
def get_status_tx(status, before=None, exact=False, limit=0):
def get_status_tx(status, before=None, exact=False, limit=0, session=None):
"""Retrieve transaction with a specific queue status.
:param status: Status to match transactions with
@ -554,7 +557,7 @@ def get_status_tx(status, before=None, exact=False, limit=0):
:rtype: list of cic_eth.db.models.otx.Otx
"""
txs = {}
session = SessionBase.create_session()
session = SessionBase.bind_session(session)
q = session.query(Otx)
q = q.join(TxCache)
q = q.filter(TxCache.date_updated<before)
@ -568,12 +571,12 @@ def get_status_tx(status, before=None, exact=False, limit=0):
break
txs[o.tx_hash] = o.signed_tx
i += 1
session.close()
SessionBase.release_session(session)
return txs
# TODO: move query to model
def get_upcoming_tx(status=StatusEnum.READYSEND, recipient=None, before=None, chain_id=0):
def get_upcoming_tx(status=StatusEnum.READYSEND, recipient=None, before=None, chain_id=0, session=None):
"""Returns the next pending transaction, specifically the transaction with the lowest nonce, for every recipient that has pending transactions.
Will omit addresses that have the LockEnum.SEND bit in Lock set.
@ -592,7 +595,7 @@ def get_upcoming_tx(status=StatusEnum.READYSEND, recipient=None, before=None, ch
:returns: Transactions
:rtype: dict, with transaction hash as key, signed raw transaction as value
"""
session = SessionBase.create_session()
session = SessionBase.bind_session(session)
q_outer = session.query(
TxCache.sender,
func.min(Otx.nonce).label('nonce'),
@ -602,6 +605,7 @@ def get_upcoming_tx(status=StatusEnum.READYSEND, recipient=None, before=None, ch
q_outer = q_outer.filter(or_(Lock.flags==None, Lock.flags.op('&')(LockEnum.SEND.value)==0))
if not is_alive(status):
SessionBase.release_session(session)
raise ValueError('not a valid non-final tx value: {}'.format(status))
if status == StatusEnum.PENDING:
q_outer = q_outer.filter(Otx.status==status.value)
@ -643,7 +647,7 @@ def get_upcoming_tx(status=StatusEnum.READYSEND, recipient=None, before=None, ch
session.add(o)
session.commit()
session.close()
SessionBase.release_session(session)
return txs

4
apps/cic-eth/cic_eth/runnable/daemons/filters/callback.py
View File

@ -37,7 +37,7 @@ class CallbackFilter(SyncFilter):
transfer_type,
int(rcpt.status == 0),
],
queue=tc.queue,
queue=self.queue,
)
# s_translate = celery.signature(
# 'cic_eth.ext.address.translate',
@ -82,7 +82,7 @@ class CallbackFilter(SyncFilter):
return (transfer_type, transfer_data)
def filter(self, w3, tx, rcpt, chain_spec):
def filter(self, w3, tx, rcpt, chain_spec, session=None):
logg.debug('applying callback filter "{}:{}"'.format(self.queue, self.method))
chain_str = str(chain_spec)

16
apps/cic-eth/cic_eth/runnable/daemons/filters/gas.py
View File

@ -17,29 +17,31 @@ logg = logging.getLogger()
class GasFilter(SyncFilter):
def __init__(self, gas_provider):
def __init__(self, gas_provider, queue=None):
self.queue = queue
self.gas_provider = gas_provider
def filter(self, w3, tx, rcpt, chain_str):
def filter(self, w3, tx, rcpt, chain_str, session=None):
logg.debug('applying gas filter')
tx_hash_hex = tx.hash.hex()
if tx['value'] > 0:
logg.debug('gas refill tx {}'.format(tx_hash_hex))
session = SessionBase.create_session()
session = SessionBase.bind_session(session)
q = session.query(TxCache.recipient)
q = q.join(Otx)
q = q.filter(Otx.tx_hash==tx_hash_hex)
r = q.first()
session.close()
if r == None:
logg.warning('unsolicited gas refill tx {}'.format(tx_hash_hex))
SessionBase.release_session(session)
return
chain_spec = ChainSpec.from_chain_str(chain_str)
txs = get_paused_txs(StatusEnum.WAITFORGAS, r[0], chain_spec.chain_id())
txs = get_paused_txs(StatusEnum.WAITFORGAS, r[0], chain_spec.chain_id(), session=session)
SessionBase.release_session(session)
if len(txs) > 0:
logg.info('resuming gas-in-waiting txs for {}: {}'.format(r[0], txs.keys()))
@ -49,6 +51,6 @@ class GasFilter(SyncFilter):
r[0],
0,
tx_hashes_hex=list(txs.keys()),
queue=queue,
queue=self.queue,
)
s.apply_async()

2
apps/cic-eth/cic_eth/runnable/daemons/filters/register.py
View File

@ -15,7 +15,7 @@ account_registry_add_log_hash = '0x5ed3bdd47b9af629827a8d129aa39c870b10c03f0153f
class RegistrationFilter(SyncFilter):
def filter(self, w3, tx, rcpt, chain_spec):
def filter(self, w3, tx, rcpt, chain_spec, session=None):
logg.debug('applying registration filter')
registered_address = None
for l in rcpt['logs']:

9
apps/cic-eth/cic_eth/runnable/daemons/filters/tx.py
View File

@ -6,6 +6,7 @@ import celery
# local imports
from cic_eth.db.models.otx import Otx
from cic_eth.db.models.base import SessionBase
from .base import SyncFilter
logg = logging.getLogger()
@ -17,15 +18,17 @@ class TxFilter(SyncFilter):
self.queue = queue
def filter(self, w3, tx, rcpt, chain_spec):
def filter(self, w3, tx, rcpt, chain_spec, session=None):
session = SessionBase.bind_session(session)
logg.debug('applying tx filter')
tx_hash_hex = tx.hash.hex()
otx = Otx.load(tx_hash_hex)
otx = Otx.load(tx_hash_hex, session=session)
SessionBase.release_session(session)
if otx == None:
logg.debug('tx {} not found locally, skipping'.format(tx_hash_hex))
return None
logg.info('otx found {}'.format(otx.tx_hash))
s = celery.siignature(
s = celery.signature(
'cic_eth.queue.tx.set_final_status',
[
tx_hash_hex,

4
apps/cic-eth/cic_eth/runnable/daemons/manager.py
View File

@ -118,7 +118,7 @@ declarator = CICRegistry.get_contract(chain_spec, 'AddressDeclarator', interface
dsn = dsn_from_config(config)
SessionBase.connect(dsn)
SessionBase.connect(dsn, pool_size=1, debug=config.true('DATABASE_DEBUG'))
def main():
@ -180,7 +180,7 @@ def main():
registration_filter = RegistrationFilter()
gas_filter = GasFilter(c.gas_provider())
gas_filter = GasFilter(c.gas_provider(), queue)
i = 0
for syncer in syncers:

3
apps/cic-eth/cic_eth/runnable/daemons/tasker.py
View File

@ -78,7 +78,7 @@ logg.debug('config loaded from {}:\n{}'.format(args.c, config))
# connect to database
dsn = dsn_from_config(config)
SessionBase.connect(dsn)
SessionBase.connect(dsn, pool_size=8, debug=config.true('DATABASE_DEBUG'))
# verify database connection with minimal sanity query
session = SessionBase.create_session()
@ -179,7 +179,6 @@ def web3ext_constructor():
return (blockchain_provider, w3)
RpcClient.set_constructor(web3ext_constructor)
logg.info('ccc {}'.format(config.store['TASKS_TRACE_QUEUE_STATUS']))
Otx.tracing = config.true('TASKS_TRACE_QUEUE_STATUS')

5
apps/cic-eth/cic_eth/sync/backend.py
View File

@ -28,20 +28,25 @@ class SyncerBackend:
def connect(self):
"""Loads the state of the syncer session with the given id.
"""
if self.db_session == None:
self.db_session = SessionBase.create_session()
q = self.db_session.query(BlockchainSync)
q = q.filter(BlockchainSync.id==self.object_id)
self.db_object = q.first()
if self.db_object == None:
self.disconnect()
raise ValueError('sync entry with id {} not found'.format(self.object_id))
return self.db_session
def disconnect(self):
"""Commits state of sync to backend.
"""
if self.db_session != None:
self.db_session.add(self.db_object)
self.db_session.commit()
self.db_session.close()
self.db_session = None
def chain(self):

3
apps/cic-eth/cic_eth/sync/mined.py
View File

@ -56,7 +56,8 @@ class MinedSyncer(Syncer):
# TODO: ensure filter loop can complete on graceful shutdown
for f in self.filter:
#try:
task_uuid = f(w3, tx, rcpt, self.chain())
session = self.bc_cache.connect()
task_uuid = f(w3, tx, rcpt, self.chain(), session)
#except Exception as e:
# logg.error('error in filter {} tx {}: {}'.format(f, tx_hash_hex, e))
# continue

2
apps/cic-eth/cic_eth/version.py
View File

@ -10,7 +10,7 @@ version = (
0,
10,
0,
'alpha.26',
'alpha.27',
)
version_object = semver.VersionInfo(

5
docker-compose.yml
View File

@ -212,6 +212,7 @@ services:
DATABASE_PORT: ${DATABASE_PORT:-5432}
DATABASE_ENGINE: ${DATABASE_ENGINE:-postgres}
DATABASE_DRIVER: ${DATABASE_DRIVER:-psycopg2}
DATABASE_DEBUG: ${DATABASE_DEBUG:-0}
PGPASSWORD: ${DATABASE_PASSWORD:-tralala}
CIC_CHAIN_SPEC: ${CIC_CHAIN_SPEC:-Bloxberg:8996}
BANCOR_DIR: ${BANCOR_DIR:-/usr/local/share/cic/bancor}
@ -252,6 +253,8 @@ services:
DATABASE_PORT: ${DATABASE_PORT:-5432}
DATABASE_ENGINE: ${DATABASE_ENGINE:-postgres}
DATABASE_DRIVER: ${DATABASE_DRIVER:-psycopg2}
#DATABASE_DEBUG: ${DATABASE_DEBUG:-0}
DATABASE_DEBUG: 1
CIC_CHAIN_SPEC: ${CIC_CHAIN_SPEC:-Bloxberg:8996}
CIC_REGISTRY_ADDRESS: $CIC_REGISTRY_ADDRESS
#BANCOR_DIR: $BANCOR_DIR
@ -288,6 +291,7 @@ services:
DATABASE_PORT: ${DATABASE_PORT:-5432}
DATABASE_ENGINE: ${DATABASE_ENGINE:-postgres}
DATABASE_DRIVER: ${DATABASE_DRIVER:-psycopg2}
DATABASE_DEBUG: ${DATABASE_DEBUG:-0}
CIC_CHAIN_SPEC: ${CIC_CHAIN_SPEC:-Bloxberg:8996}
CIC_REGISTRY_ADDRESS: $CIC_REGISTRY_ADDRESS
#BANCOR_DIR: $BANCOR_DIR
@ -324,6 +328,7 @@ services:
DATABASE_PORT: ${DATABASE_PORT:-5432}
DATABASE_ENGINE: ${DATABASE_ENGINE:-postgres}
DATABASE_DRIVER: ${DATABASE_DRIVER:-psycopg2}
DATABASE_DEBUG: ${DATABASE_DEBUG:-0}
CIC_CHAIN_SPEC: ${CIC_CHAIN_SPEC:-Bloxberg:8996}
CIC_REGISTRY_ADDRESS: $CIC_REGISTRY_ADDRESS
#BANCOR_DIR: $BANCOR_DIR