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ExchangeProxy.Swap[]","name":"swaps","type":"tuple[]"},{"internalType":"uint256","name":"totalOutput","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"tokenIn","type":"address"},{"internalType":"address","name":"tokenOut","type":"address"},{"internalType":"uint256","name":"swapAmount","type":"uint256"},{"internalType":"uint256","name":"nPools","type":"uint256"}],"name":"viewSplitExactOut","outputs":[{"components":[{"internalType":"address","name":"pool","type":"address"},{"internalType":"address","name":"tokenIn","type":"address"},{"internalType":"address","name":"tokenOut","type":"address"},{"internalType":"uint256","name":"swapAmount","type":"uint256"},{"internalType":"uint256","name":"limitReturnAmount","type":"uint256"},{"internalType":"uint256","name":"maxPrice","type":"uint256"}],"internalType":"struct ExchangeProxy.Swap[]","name":"swaps","type":"tuple[]"},{"internalType":"uint256","name":"totalOutput","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"}] \ No newline at end of file diff --git a/mev_inspect/classifiers/specs/__init__.py b/mev_inspect/classifiers/specs/__init__.py index 0a021ec..e6f3fda 100644 --- a/mev_inspect/classifiers/specs/__init__.py +++ b/mev_inspect/classifiers/specs/__init__.py @@ -4,6 +4,7 @@ from .erc20 import ERC20_CLASSIFIER_SPECS from .uniswap import UNISWAP_CLASSIFIER_SPECS from .weth import WETH_CLASSIFIER_SPECS from .zero_ex import ZEROX_CLASSIFIER_SPECS +from .balancer import BALANCER_CLASSIFIER_SPECS ALL_CLASSIFIER_SPECS = ( @@ -13,4 +14,5 @@ ALL_CLASSIFIER_SPECS = ( + UNISWAP_CLASSIFIER_SPECS + AAVE_CLASSIFIER_SPECS + ZEROX_CLASSIFIER_SPECS + + BALANCER_CLASSIFIER_SPECS ) diff --git a/mev_inspect/classifiers/specs/balancer.py b/mev_inspect/classifiers/specs/balancer.py new file mode 100644 index 0000000..835d1bf --- /dev/null +++ b/mev_inspect/classifiers/specs/balancer.py @@ -0,0 +1,20 @@ +from mev_inspect.schemas.classified_traces import ( + Classification, + ClassifierSpec, + Protocol, +) + +BALANCER_V1_SPECS = [ + ClassifierSpec( + abi_name="BPool", + protocol=Protocol.balancer_v1, + classifications={ + "swapExactAmountIn(address,uint256,address,uint256,uint256)": Classification.swap, + "swapExactAmountOut(address,uint256,address,uint256,uint256)": Classification.swap, + }, + ), +] + +BALANCER_CLASSIFIER_SPECS = [ + *BALANCER_V1_SPECS, +] diff --git a/mev_inspect/schemas/classified_traces.py b/mev_inspect/schemas/classified_traces.py index c7da09e..d50cb8b 100644 --- a/mev_inspect/schemas/classified_traces.py +++ b/mev_inspect/schemas/classified_traces.py @@ -22,6 +22,7 @@ class Protocol(Enum): weth = "weth" curve = "curve" zero_ex = "0x" + balancer_v1 = "balancer_v1" class ClassifiedTrace(Trace): diff --git a/mev_inspect/swaps.py b/mev_inspect/swaps.py index 00c71c3..9181f9d 100644 --- a/mev_inspect/swaps.py +++ b/mev_inspect/swaps.py @@ -16,6 +16,7 @@ from mev_inspect.transfers import ( UNISWAP_V2_PAIR_ABI_NAME = "UniswapV2Pair" UNISWAP_V3_POOL_ABI_NAME = "UniswapV3Pool" +BALANCER_V1_POOL_ABI_NAME = "BPool" def get_swaps(traces: List[ClassifiedTrace]) -> List[Swap]: @@ -114,5 +115,7 @@ def _get_recipient_address(trace: ClassifiedTrace) -> Optional[str]: if trace.inputs is not None and "to" in trace.inputs else trace.from_address ) + elif trace.abi_name == BALANCER_V1_POOL_ABI_NAME: + return trace.from_address else: return None diff --git a/tests/test_swaps.py b/tests/test_swaps.py index bac65da..e4ec6c8 100644 --- a/tests/test_swaps.py +++ b/tests/test_swaps.py @@ -2,6 +2,7 @@ from mev_inspect.swaps import ( get_swaps, UNISWAP_V2_PAIR_ABI_NAME, UNISWAP_V3_POOL_ABI_NAME, + BALANCER_V1_POOL_ABI_NAME, ) from .helpers import ( @@ -20,7 +21,8 @@ def test_swaps( [ first_transaction_hash, second_transaction_hash, - ] = get_transaction_hashes(2) + third_transaction_hash, + ] = get_transaction_hashes(3) [ alice_address, @@ -32,12 +34,17 @@ def test_swaps( second_token_in_address, second_token_out_address, second_pool_address, - ] = get_addresses(9) + third_token_in_address, + third_token_out_address, + third_pool_address, + ] = get_addresses(12) first_token_in_amount = 10 first_token_out_amount = 20 second_token_in_amount = 30 second_token_out_amount = 40 + third_token_in_amount = 50 + third_token_out_amount = 60 traces = [ make_unknown_trace(block_number, first_transaction_hash, []), @@ -97,39 +104,85 @@ def test_swaps( token_address=second_token_in_address, amount=second_token_in_amount, ), + make_transfer_trace( + block_number, + third_transaction_hash, + trace_address=[6, 0], + from_address=bob_address, + to_address=third_pool_address, + token_address=third_token_in_address, + amount=third_token_in_amount, + ), + make_transfer_trace( + block_number, + third_transaction_hash, + trace_address=[6, 1], + from_address=third_pool_address, + to_address=bob_address, + token_address=third_token_out_address, + amount=third_token_out_amount, + ), + make_swap_trace( + block_number, + third_transaction_hash, + trace_address=[6], + from_address=bob_address, + pool_address=third_pool_address, + abi_name=BALANCER_V1_POOL_ABI_NAME, + recipient_address=bob_address, + recipient_input_key="recipient", + ), ] swaps = get_swaps(traces) - assert len(swaps) == 2 + assert len(swaps) == 3 - if swaps[0].abi_name == UNISWAP_V2_PAIR_ABI_NAME: - [first_swap, second_swap] = swaps # pylint: disable=unbalanced-tuple-unpacking - else: - [second_swap, first_swap] = swaps # pylint: disable=unbalanced-tuple-unpacking + for swap in swaps: + if swap.abi_name == UNISWAP_V2_PAIR_ABI_NAME: + uni_v2_swap = swap + elif swap.abi_name == UNISWAP_V3_POOL_ABI_NAME: + uni_v3_swap = swap + elif swap.abi_name == BALANCER_V1_POOL_ABI_NAME: + bal_v1_swap = swap + else: + assert False - assert first_swap.abi_name == UNISWAP_V2_PAIR_ABI_NAME - assert first_swap.transaction_hash == first_transaction_hash - assert first_swap.block_number == block_number - assert first_swap.trace_address == [1] - assert first_swap.protocol is None - assert first_swap.pool_address == first_pool_address - assert first_swap.from_address == alice_address - assert first_swap.to_address == bob_address - assert first_swap.token_in_address == first_token_in_address - assert first_swap.token_in_amount == first_token_in_amount - assert first_swap.token_out_address == first_token_out_address - assert first_swap.token_out_amount == first_token_out_amount + assert uni_v2_swap.abi_name == UNISWAP_V2_PAIR_ABI_NAME + assert uni_v2_swap.transaction_hash == first_transaction_hash + assert uni_v2_swap.block_number == block_number + assert uni_v2_swap.trace_address == [1] + assert uni_v2_swap.protocol is None + assert uni_v2_swap.pool_address == first_pool_address + assert uni_v2_swap.from_address == alice_address + assert uni_v2_swap.to_address == bob_address + assert uni_v2_swap.token_in_address == first_token_in_address + assert uni_v2_swap.token_in_amount == first_token_in_amount + assert uni_v2_swap.token_out_address == first_token_out_address + assert uni_v2_swap.token_out_amount == first_token_out_amount - assert second_swap.abi_name == UNISWAP_V3_POOL_ABI_NAME - assert second_swap.transaction_hash == second_transaction_hash - assert second_swap.block_number == block_number - assert second_swap.trace_address == [] - assert second_swap.protocol is None - assert second_swap.pool_address == second_pool_address - assert second_swap.from_address == bob_address - assert second_swap.to_address == carl_address - assert second_swap.token_in_address == second_token_in_address - assert second_swap.token_in_amount == second_token_in_amount - assert second_swap.token_out_address == second_token_out_address - assert second_swap.token_out_amount == second_token_out_amount + assert uni_v3_swap.abi_name == UNISWAP_V3_POOL_ABI_NAME + assert uni_v3_swap.transaction_hash == second_transaction_hash + assert uni_v3_swap.block_number == block_number + assert uni_v3_swap.trace_address == [] + assert uni_v3_swap.protocol is None + assert uni_v3_swap.pool_address == second_pool_address + assert uni_v3_swap.from_address == bob_address + assert uni_v3_swap.to_address == carl_address + assert uni_v3_swap.token_in_address == second_token_in_address + assert uni_v3_swap.token_in_amount == second_token_in_amount + assert uni_v3_swap.token_out_address == second_token_out_address + assert uni_v3_swap.token_out_amount == second_token_out_amount + + assert bal_v1_swap.abi_name == BALANCER_V1_POOL_ABI_NAME + assert bal_v1_swap.transaction_hash == third_transaction_hash + assert bal_v1_swap.block_number == block_number + assert bal_v1_swap.trace_address == [6] + assert bal_v1_swap.protocol is None + assert bal_v1_swap.pool_address == third_pool_address + assert bal_v1_swap.from_address == bob_address + assert bal_v1_swap.to_address == bob_address + assert bal_v1_swap.token_in_address == third_token_in_address + assert bal_v1_swap.token_in_amount == third_token_in_amount + assert bal_v1_swap.token_out_address == third_token_out_address + assert bal_v1_swap.token_out_amount == third_token_out_amount