cic-eth: Complex balance

This commit is contained in:
Louis Holbrook 2021-02-17 10:04:21 +00:00
parent c6bcda8832
commit ab7b5fbeb9
13 changed files with 654 additions and 52 deletions

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@ -30,7 +30,7 @@ class Api:
:param queue: Name of worker queue to submit tasks to
:type queue: str
"""
def __init__(self, chain_str, queue='cic-eth', callback_param=None, callback_task='cic_eth.callbacks.noop', callback_queue=None):
def __init__(self, chain_str, queue='cic-eth', callback_param=None, callback_task='cic_eth.callbacks.noop.noop', callback_queue=None):
self.chain_str = chain_str
self.chain_spec = ChainSpec.from_chain_str(chain_str)
self.callback_param = callback_param
@ -301,13 +301,15 @@ class Api:
return t
def balance(self, address, token_symbol):
def balance(self, address, token_symbol, include_pending=True):
"""Calls the provided callback with the current token balance of the given address.
:param address: Ethereum address of holder
:type address: str, 0x-hex
:param token_symbol: ERC20 token symbol of token to send
:type token_symbol: str
:param include_pending: If set, will include transactions that have not yet been fully processed
:type include_pending: bool
:returns: uuid of root task
:rtype: celery.Task
"""
@ -330,14 +332,45 @@ class Api:
],
queue=self.queue,
)
s_result = celery.signature(
'cic_eth.queue.balance.assemble_balances',
[],
queue=self.queue,
)
last_in_chain = s_balance
if include_pending:
s_balance_incoming = celery.signature(
'cic_eth.queue.balance.balance_incoming',
[
address,
self.chain_str,
],
queue=self.queue,
)
s_balance_outgoing = celery.signature(
'cic_eth.queue.balance.balance_outgoing',
[
address,
self.chain_str,
],
queue=self.queue,
)
s_balance.link(s_balance_incoming)
s_balance_incoming.link(s_balance_outgoing)
last_in_chain = s_balance_outgoing
one = celery.chain(s_tokens, s_balance)
two = celery.chain(s_tokens, s_balance_incoming)
three = celery.chain(s_tokens, s_balance_outgoing)
t = None
if self.callback_param != None:
s_balance.link(self.callback_success)
s_tokens.link(s_balance).on_error(self.callback_error)
s_result.link(self.callback_success).on_error(self.callback_error)
t = celery.chord([one, two, three])(s_result)
else:
s_tokens.link(s_balance)
t = celery.chord([one, two, three])(s_result)
t = s_tokens.apply_async(queue=self.queue)
return t

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@ -18,4 +18,4 @@ def noop(self, result, param, status_code):
:rtype: bool
"""
logg.info('noop callback {} {} {}'.format(result, param, status_code))
return True
return result

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@ -4,20 +4,23 @@ import enum
@enum.unique
class StatusBits(enum.IntEnum):
QUEUED = 0x01
IN_NETWORK = 0x08
"""Individual bit flags that are combined to define the state and legacy of a queued transaction
DEFERRED = 0x10
GAS_ISSUES = 0x20
"""
QUEUED = 0x01 # transaction should be sent to network
IN_NETWORK = 0x08 # transaction is in network
LOCAL_ERROR = 0x100
NODE_ERROR = 0x200
NETWORK_ERROR = 0x400
UNKNOWN_ERROR = 0x800
DEFERRED = 0x10 # an attempt to send the transaction to network has failed
GAS_ISSUES = 0x20 # transaction is pending sender account gas funding
FINAL = 0x1000
OBSOLETE = 0x2000
MANUAL = 0x8000
LOCAL_ERROR = 0x100 # errors that originate internally from the component
NODE_ERROR = 0x200 # errors originating in the node (invalid RLP input...)
NETWORK_ERROR = 0x400 # errors that originate from the network (REVERT)
UNKNOWN_ERROR = 0x800 # unclassified errors (the should not occur)
FINAL = 0x1000 # transaction processing has completed
OBSOLETE = 0x2000 # transaction has been replaced by a different transaction with higher fee
MANUAL = 0x8000 # transaction processing has been manually overridden
@enum.unique
@ -79,6 +82,19 @@ class LockEnum(enum.IntEnum):
def status_str(v, bits_only=False):
"""Render a human-readable string describing the status
If the bit field exactly matches a StatusEnum value, the StatusEnum label will be returned.
If a StatusEnum cannot be matched, the string will be postfixed with "*", unless explicitly instructed to return bit field labels only.
:param v: Status bit field
:type v: number
:param bits_only: Only render individual bit labels.
:type bits_only: bool
:returns: Status string
:rtype: str
"""
s = ''
if not bits_only:
try:
@ -100,14 +116,39 @@ def status_str(v, bits_only=False):
def all_errors():
"""Bit mask of all error states
:returns: Error flags
:rtype: number
"""
return StatusBits.LOCAL_ERROR | StatusBits.NODE_ERROR | StatusBits.NETWORK_ERROR | StatusBits.UNKNOWN_ERROR
def is_error_status(v):
"""Check if value is an error state
:param v: Status bit field
:type v: number
:returns: True if error
:rtype: bool
"""
return bool(v & all_errors())
def dead():
"""Bit mask defining whether a transaction is still likely to be processed on the network.
:returns: Bit mask
:rtype: number
"""
return StatusBits.FINAL | StatusBits.OBSOLETE
def is_alive(v):
return bool(v & (StatusBits.FINAL | StatusBits.OBSOLETE) == 0)
"""Check if transaction is still likely to be processed on the network.
The contingency of "likely" refers to the case a transaction has been obsoleted after sent to the network, but the network still confirms the obsoleted transaction. The return value of this method will not change as a result of this, BUT the state itself will (as the FINAL bit will be set).
:returns:
"""
return bool(v & dead() == 0)

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@ -287,7 +287,6 @@ class Otx(SessionBase):
self.__set_status(StatusBits.IN_NETWORK, session)
self.__reset_status(StatusBits.DEFERRED | StatusBits.QUEUED | StatusBits.LOCAL_ERROR | StatusBits.NODE_ERROR, session)
logg.debug('<<< status {}'.format(status_str(self.status)))
if self.tracing:
self.__state_log(session=session)

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@ -187,7 +187,6 @@ def balance(tokens, holder_address, chain_str):
"""
#abi = ContractRegistry.abi('ERC20Token')
chain_spec = ChainSpec.from_chain_str(chain_str)
balances = []
c = RpcClient(chain_spec)
for t in tokens:
#token = CICRegistry.get_address(t['address'])
@ -195,9 +194,9 @@ def balance(tokens, holder_address, chain_str):
#o = c.w3.eth.contract(abi=abi, address=t['address'])
o = CICRegistry.get_address(chain_spec, t['address']).contract
b = o.functions.balanceOf(holder_address).call()
logg.debug('balance {} for {}: {}'.format(t['address'], holder_address, b))
balances.append(b)
return b
t['balance_network'] = b
return tokens
@celery_app.task(bind=True)
@ -326,7 +325,7 @@ def resolve_tokens_by_symbol(token_symbols, chain_str):
token = CICRegistry.get_token(chain_spec, token_symbol)
tokens.append({
'address': token.address(),
#'converters': [],
'converters': [],
})
return tokens

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@ -344,7 +344,6 @@ def send(self, txs, chain_str):
chain_spec = ChainSpec.from_chain_str(chain_str)
tx_hex = txs[0]
logg.debug('send transaction {}'.format(tx_hex))

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@ -0,0 +1,120 @@
# standard imports
import logging
# third-party imports
import celery
from hexathon import strip_0x
# local imports
from cic_registry.chain import ChainSpec
from cic_eth.db import SessionBase
from cic_eth.db.models.otx import Otx
from cic_eth.db.models.tx import TxCache
from cic_eth.db.enum import (
StatusBits,
dead,
)
celery_app = celery.current_app
logg = logging.getLogger()
def __balance_outgoing_compatible(token_address, holder_address, chain_str):
session = SessionBase.create_session()
q = session.query(TxCache.from_value)
q = q.join(Otx)
q = q.filter(TxCache.sender==holder_address)
status_compare = dead()
q = q.filter(Otx.status.op('&')(status_compare)==0)
q = q.filter(TxCache.source_token_address==token_address)
delta = 0
for r in q.all():
delta += int(r[0])
session.close()
return delta
@celery_app.task()
def balance_outgoing(tokens, holder_address, chain_str):
"""Retrieve accumulated value of unprocessed transactions sent from the given address.
:param tokens: list of token spec dicts with addresses to retrieve balances for
:type tokens: list of str, 0x-hex
:param holder_address: Sender address
:type holder_address: str, 0x-hex
:param chain_str: Chain spec string representation
:type chain_str: str
:returns: Tokens dicts with outgoing balance added
:rtype: dict
"""
chain_spec = ChainSpec.from_chain_str(chain_str)
for t in tokens:
b = __balance_outgoing_compatible(t['address'], holder_address, chain_str)
t['balance_outgoing'] = b
return tokens
def __balance_incoming_compatible(token_address, receiver_address, chain_str):
session = SessionBase.create_session()
q = session.query(TxCache.to_value)
q = q.join(Otx)
q = q.filter(TxCache.recipient==receiver_address)
status_compare = dead()
q = q.filter(Otx.status.op('&')(status_compare)==0)
# TODO: this can change the result for the recipient if tx is later obsoleted and resubmission is delayed.
q = q.filter(Otx.status.op('&')(StatusBits.IN_NETWORK)==StatusBits.IN_NETWORK)
q = q.filter(TxCache.destination_token_address==token_address)
delta = 0
for r in q.all():
delta += int(r[0])
session.close()
return delta
@celery_app.task()
def balance_incoming(tokens, receipient_address, chain_str):
"""Retrieve accumulated value of unprocessed transactions to be received by the given address.
:param tokens: list of token spec dicts with addresses to retrieve balances for
:type tokens: list of str, 0x-hex
:param holder_address: Recipient address
:type holder_address: str, 0x-hex
:param chain_str: Chain spec string representation
:type chain_str: str
:returns: Tokens dicts with outgoing balance added
:rtype: dict
"""
chain_spec = ChainSpec.from_chain_str(chain_str)
for t in tokens:
b = __balance_incoming_compatible(t['address'], receipient_address, chain_str)
t['balance_incoming'] = b
return tokens
@celery_app.task()
def assemble_balances(balances_collection):
"""Combines token spec dicts with individual balances into a single token spec dict.
A "balance" means any field that is keyed with a string starting with "balance_"
:param balances_collection: Token spec dicts
:type balances_collection: list of lists of dicts
:returns: Single token spec dict per token with all balances
:rtype: list of dicts
"""
tokens = {}
for c in balances_collection:
for b in c:
address = b['address']
if tokens.get(address) == None:
tokens[address] = {
'address': address,
'converters': b['converters'],
}
for k in b.keys():
if k[:8] == 'balance_':
tokens[address][k] = b[k]
return list(tokens.values())

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@ -5,6 +5,7 @@ import datetime
# third-party imports
import celery
from hexathon import strip_0x
from sqlalchemy import or_
from sqlalchemy import not_
from sqlalchemy import tuple_
@ -12,6 +13,7 @@ from sqlalchemy import func
# local imports
from cic_registry import CICRegistry
from cic_registry.chain import ChainSpec
from cic_eth.db.models.otx import Otx
from cic_eth.db.models.otx import OtxStateLog
from cic_eth.db.models.tx import TxCache
@ -22,6 +24,7 @@ from cic_eth.db.enum import (
LockEnum,
StatusBits,
is_alive,
dead,
)
from cic_eth.eth.util import unpack_signed_raw_tx # TODO: should not be in same sub-path as package that imports queue.tx
from cic_eth.error import NotLocalTxError
@ -687,5 +690,3 @@ def get_account_tx(address, as_sender=True, as_recipient=True, counterpart=None)
return txs

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@ -17,6 +17,7 @@ def celery_includes():
'cic_eth.eth.tx',
'cic_eth.ext.tx',
'cic_eth.queue.tx',
'cic_eth.queue.balance',
'cic_eth.admin.ctrl',
'cic_eth.admin.nonce',
'cic_eth.eth.account',

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@ -29,27 +29,6 @@ def test_account_api(
assert t.successful()
def test_balance_api(
default_chain_spec,
default_chain_registry,
init_w3,
cic_registry,
init_database,
bancor_tokens,
bancor_registry,
celery_session_worker,
):
token = CICRegistry.get_address(default_chain_spec, bancor_tokens[0])
api = Api(str(default_chain_spec), callback_param='balance', callback_task='cic_eth.callbacks.noop.noop', queue=None)
t = api.balance(init_w3.eth.accounts[2], token.symbol())
t.get()
for r in t.collect():
print(r)
assert t.successful()
def test_transfer_api(
default_chain_spec,
init_w3,

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@ -0,0 +1,40 @@
# standard imports
import os
import logging
# local imports
import web3
from cic_eth.api.api_task import Api
logg = logging.getLogger()
def test_balance_complex_api(
default_chain_spec,
init_database,
init_w3,
cic_registry,
dummy_token,
dummy_token_registered,
celery_session_worker,
init_eth_tester,
):
chain_str = str(default_chain_spec)
api = Api(chain_str, queue=None, callback_param='foo')
a = web3.Web3.toChecksumAddress('0x' + os.urandom(20).hex())
t = api.balance(a, 'DUM')
t.get()
r = None
for c in t.collect():
r = c[1]
assert t.successful()
logg.debug(r)
assert r[0].get('balance_incoming') != None
assert r[0].get('balance_outgoing') != None
assert r[0].get('balance_network') != None
logg.debug('r {}'.format(r))

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@ -0,0 +1,232 @@
# standard imports
import logging
# third-party imports
from cic_registry import CICRegistry
import celery
# local imports
from cic_eth.eth.rpc import RpcClient
from cic_eth.db.models.otx import Otx
from cic_eth.eth.util import unpack_signed_raw_tx
#logg = logging.getLogger(__name__)
logg = logging.getLogger()
def test_balance_complex(
default_chain_spec,
init_database,
init_w3,
cic_registry,
dummy_token_gifted,
celery_session_worker,
init_eth_tester,
):
chain_str = str(default_chain_spec)
token_data = {
'address': dummy_token_gifted,
'converters': [],
}
tx_hashes = []
for i in range(3):
s = celery.signature(
'cic_eth.eth.token.transfer',
[
[token_data],
init_w3.eth.accounts[0],
init_w3.eth.accounts[1],
1000*(i+1),
chain_str,
],
)
t = s.apply_async()
t.get()
r = None
for c in t.collect():
r = c[1]
assert t.successful()
tx_hashes.append(r)
otx = Otx.load(r)
s_send = celery.signature(
'cic_eth.eth.tx.send',
[
[otx.signed_tx],
chain_str,
],
)
t = s_send.apply_async()
t.get()
for r in t.collect():
pass
assert t.successful()
init_eth_tester.mine_block()
# here insert block sync to get state of balance
s_balance_base = celery.signature(
'cic_eth.eth.token.balance',
[
[token_data],
init_w3.eth.accounts[0],
chain_str,
],
)
s_balance_out = celery.signature(
'cic_eth.queue.balance.balance_outgoing',
[
init_w3.eth.accounts[0],
chain_str,
]
)
s_balance_in = celery.signature(
'cic_eth.queue.balance.balance_incoming',
[
init_w3.eth.accounts[0],
chain_str,
]
)
s_balance_out.link(s_balance_in)
s_balance_base.link(s_balance_out)
t = s_balance_base.apply_async()
t.get()
r = None
for c in t.collect():
r = c[1]
assert t.successful()
assert r[0]['balance_network'] > 0
assert r[0]['balance_incoming'] == 0
assert r[0]['balance_outgoing'] > 0
s_balance_base = celery.signature(
'cic_eth.eth.token.balance',
[
init_w3.eth.accounts[1],
chain_str,
],
)
s_balance_out = celery.signature(
'cic_eth.queue.balance.balance_outgoing',
[
[token_data],
init_w3.eth.accounts[1],
chain_str,
]
)
s_balance_in = celery.signature(
'cic_eth.queue.balance.balance_incoming',
[
init_w3.eth.accounts[1],
chain_str,
]
)
s_balance_base.link(s_balance_in)
s_balance_out.link(s_balance_base)
t = s_balance_out.apply_async()
t.get()
r = None
for c in t.collect():
r = c[1]
assert t.successful()
assert r[0]['balance_network'] > 0
assert r[0]['balance_incoming'] > 0
assert r[0]['balance_outgoing'] == 0
# Set confirmed status in backend
for tx_hash in tx_hashes:
rcpt = init_w3.eth.getTransactionReceipt(tx_hash)
assert rcpt['status'] == 1
otx = Otx.load(tx_hash, session=init_database)
otx.success(block=rcpt['blockNumber'], session=init_database)
init_database.add(otx)
init_database.commit()
s_balance_base = celery.signature(
'cic_eth.eth.token.balance',
[
init_w3.eth.accounts[1],
chain_str,
],
)
s_balance_out = celery.signature(
'cic_eth.queue.balance.balance_outgoing',
[
[token_data],
init_w3.eth.accounts[1],
chain_str,
]
)
s_balance_in = celery.signature(
'cic_eth.queue.balance.balance_incoming',
[
init_w3.eth.accounts[1],
chain_str,
]
)
s_balance_base.link(s_balance_in)
s_balance_out.link(s_balance_base)
t = s_balance_out.apply_async()
t.get()
r = None
for c in t.collect():
r = c[1]
assert t.successful()
assert r[0]['balance_network'] > 0
assert r[0]['balance_incoming'] == 0
assert r[0]['balance_outgoing'] == 0
s_balance_base = celery.signature(
'cic_eth.eth.token.balance',
[
init_w3.eth.accounts[0],
chain_str,
],
)
s_balance_out = celery.signature(
'cic_eth.queue.balance.balance_outgoing',
[
[token_data],
init_w3.eth.accounts[0],
chain_str,
]
)
s_balance_in = celery.signature(
'cic_eth.queue.balance.balance_incoming',
[
init_w3.eth.accounts[0],
chain_str,
]
)
s_balance_base.link(s_balance_in)
s_balance_out.link(s_balance_base)
t = s_balance_out.apply_async()
t.get()
r = None
for c in t.collect():
r = c[1]
assert t.successful()
assert r[0]['balance_network'] > 0
assert r[0]['balance_incoming'] == 0
assert r[0]['balance_outgoing'] == 0

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@ -0,0 +1,158 @@
# standard imports
import os
import logging
# third-party imports
import pytest
# local imports
from cic_eth.db.models.otx import Otx
from cic_eth.db.models.tx import TxCache
from cic_eth.queue.balance import (
balance_outgoing,
balance_incoming,
assemble_balances,
)
logg = logging.getLogger()
def test_assemble():
token_foo = '0x' + os.urandom(20).hex()
token_bar = '0x' + os.urandom(20).hex()
b = [
[
{
'address': token_foo,
'converters': [],
'balance_foo': 42,
},
{
'address': token_bar,
'converters': [],
'balance_baz': 666,
},
],
[
{
'address': token_foo,
'converters': [],
'balance_bar': 13,
},
{
'address': token_bar,
'converters': [],
'balance_xyzzy': 1337,
}
]
]
r = assemble_balances(b)
logg.debug('r {}'.format(r))
assert r[0]['address'] == token_foo
assert r[1]['address'] == token_bar
assert r[0].get('balance_foo') != None
assert r[0].get('balance_bar') != None
assert r[1].get('balance_baz') != None
assert r[1].get('balance_xyzzy') != None
@pytest.mark.skip()
def test_outgoing_balance(
default_chain_spec,
init_database,
):
chain_str = str(default_chain_spec)
recipient = '0x' + os.urandom(20).hex()
tx_hash = '0x' + os.urandom(32).hex()
signed_tx = '0x' + os.urandom(128).hex()
otx = Otx.add(0, recipient, tx_hash, signed_tx, session=init_database)
init_database.add(otx)
init_database.commit()
token_address = '0x' + os.urandom(20).hex()
sender = '0x' + os.urandom(20).hex()
txc = TxCache(
tx_hash,
sender,
recipient,
token_address,
token_address,
1000,
1000,
)
init_database.add(txc)
init_database.commit()
token_data = {
'address': token_address,
'converters': [],
}
b = balance_outgoing([token_data], sender, chain_str)
assert b[0]['balance_outgoing'] == 1000
otx.sent(session=init_database)
init_database.commit()
b = balance_outgoing([token_data], sender, chain_str)
assert b[0]['balance_outgoing'] == 1000
otx.success(block=1024, session=init_database)
init_database.commit()
b = balance_outgoing([token_data], sender, chain_str)
assert b[0]['balance_outgoing'] == 0
@pytest.mark.skip()
def test_incoming_balance(
default_chain_spec,
init_database,
):
chain_str = str(default_chain_spec)
recipient = '0x' + os.urandom(20).hex()
tx_hash = '0x' + os.urandom(32).hex()
signed_tx = '0x' + os.urandom(128).hex()
otx = Otx.add(0, recipient, tx_hash, signed_tx, session=init_database)
init_database.add(otx)
init_database.commit()
token_address = '0x' + os.urandom(20).hex()
sender = '0x' + os.urandom(20).hex()
txc = TxCache(
tx_hash,
sender,
recipient,
token_address,
token_address,
1000,
1000,
)
init_database.add(txc)
init_database.commit()
token_data = {
'address': token_address,
'converters': [],
}
b = balance_incoming([token_data], recipient, chain_str)
assert b[0]['balance_incoming'] == 0
otx.sent(session=init_database)
init_database.commit()
b = balance_incoming([token_data], recipient, chain_str)
assert b[0]['balance_incoming'] == 1000
otx.success(block=1024, session=init_database)
init_database.commit()
b = balance_incoming([token_data], recipient, chain_str)
assert b[0]['balance_incoming'] == 0