Merge pull request #199 from bancorprotocol/198-add-support-for-graphene-on-base

Add addresses & handling to route through Graphene on Base

Author: mikewcasale

fastlane_bot/config/network.py

@@ -55,7 +55,7 @@ def get_fork_map(df: pd.DataFrame, fork_name: str) -> Dict:
         fork = row[1][2]
         contract_name = row[1][3]
         address = row[1][4]
-        if fork in fork_name and contract_name == S.ROUTER_ADDRESS:
+        if fork in fork_name and contract_name in [S.ROUTER_ADDRESS, S.CARBON_CONTROLLER]:
             fork_map[exchange_name] = address
     return fork_map
 
@@ -480,9 +480,11 @@ class _ConfigNetworkBase(ConfigNetwork):
     WEB3_ALCHEMY_PROJECT_ID = os.environ.get("WEB3_ALCHEMY_BASE")
 
     network_df = get_multichain_addresses(network="coinbase_base")
-    FASTLANE_CONTRACT_ADDRESS = "0x8e6AF0013688e5ef92217f23895Ea822cD3051E8"
+    FASTLANE_CONTRACT_ADDRESS = "0x2f33499368C4239290B045e3A34DFFA2AeD2CA05"
     MULTICALL_CONTRACT_ADDRESS = "0xcA11bde05977b3631167028862bE2a173976CA11"
 
+    CARBON_CONTROLLER_ADDRESS = GRAPHENE_CONTROLLER_ADDRESS = "0xfbF069Dbbf453C1ab23042083CFa980B3a672BbA"
+    CARBON_CONTROLLER_VOUCHER = GRAPHENE_CONTROLLER_VOUCHER = "0x907F03ae649581EBFF369a21C587cb8F154A0B84"
     NATIVE_GAS_TOKEN_KEY = "ETH-EEeE"
     WRAPPED_GAS_TOKEN_KEY = "WETH-0006"
     STABLECOIN_KEY = "USDC-2913"

fastlane_bot/config/provider.py

@@ -100,6 +100,7 @@ def __init__(self, network: ConfigNetwork, **kwargs):
                 address=network.BANCOR_V3_NETWORK_INFO_ADDRESS,
                 abi=BANCOR_V3_NETWORK_INFO_ABI,
             )
+        if network.NETWORK in [N.NETWORK_BASE, N.NETWORK_ETHEREUM]:
             self.CARBON_CONTROLLER_CONTRACT = self.w3.eth.contract(
                 address=network.CARBON_CONTROLLER_ADDRESS,
                 abi=CARBON_CONTROLLER_ABI,
@@ -108,15 +109,22 @@ def __init__(self, network: ConfigNetwork, **kwargs):
                 address=self.w3.toChecksumAddress(network.FASTLANE_CONTRACT_ADDRESS),
                 abi=FAST_LANE_CONTRACT_ABI,
             )
-            reward_percent, max_profit = self.BANCOR_ARBITRAGE_CONTRACT.caller.rewards()
 
-            self.ARB_REWARD_PERCENTAGE = str(int(reward_percent) / 1000000)
-            self.ARB_MAX_PROFIT = str(int(max_profit) / (10 ** 18))
-            self.EXPECTED_GAS_MODIFIER = "0.85"
         else:
             self.CARBON_CONTROLLER_CONTRACT = None
             self.BANCOR_ARBITRAGE_CONTRACT = None
+
+        if self.BANCOR_ARBITRAGE_CONTRACT is not None:
+            try:
+                reward_percent, max_profit = self.BANCOR_ARBITRAGE_CONTRACT.caller.rewards()
+                self.ARB_REWARD_PERCENTAGE = str(int(reward_percent) / 1000000)
+                self.ARB_MAX_PROFIT = 1000000 # This is no longer used
+            except:
+                self.ARB_REWARD_PERCENTAGE = "0.5"
+        else:
             self.ARB_REWARD_PERCENTAGE = "0.5"
+            
+        self.EXPECTED_GAS_MODIFIER = "0.85"
 class _ConfigProviderTenderly(ConfigProvider):
     """
     Fastlane bot config -- provider [Tenderly]

fastlane_bot/config/selectors.py

@@ -40,6 +40,7 @@
 FACTORY_ADDRESS = "FACTORY_ADDRESS"
 ROUTER_ADDRESS = "ROUTER_ADDRESS"
 CARBON_CONTROLLER_ADDRESS = "CARBON_CONTROLLER_ADDRESS"
+CARBON_CONTROLLER = "CARBON_CONTROLLER"
 BALANCER_VAULT_ADDRESS = "BALANCER_VAULT_ADDRESS"
 UNISWAP_V2 = "uniswap_v2"
 UNISWAP_V3 = "uniswap_v3"

fastlane_bot/data/multichain_addresses.csv

@@ -1,4 +1,7 @@
 exchange_name,chain,fork,contract_name,address,fee,start_block
+carbon_v1,ethereum,carbon_v1,CARBON_CONTROLLER,0xC537e898CD774e2dCBa3B14Ea6f34C93d5eA45e1,NA,17087375
+carbon_v1,coinbase_base,carbon_v1,CARBON_CONTROLLER,0xfbF069Dbbf453C1ab23042083CFa980B3a672BbA,NA,17087375
+graphene_v1,coinbase_base,carbon_v1,CARBON_CONTROLLER,0xfbF069Dbbf453C1ab23042083CFa980B3a672BbA,NA,17087375
 uniswap_v2,ethereum,uniswap_v2,FACTORY_ADDRESS,0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,0.003,10000835
 uniswap_v2,ethereum,uniswap_v2,ROUTER_ADDRESS,0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D,0.003,
 uniswap_v3,ethereum,uniswap_v3,FACTORY_ADDRESS,0x1F98431c8aD98523631AE4a59f267346ea31F984,NA,12369621

fastlane_bot/helpers/routehandler.py

@@ -353,6 +353,8 @@ def get_custom_address(
         """
         if pool.exchange_name == self.ConfigObj.BANCOR_V2_NAME:
             return pool.anchor
+        elif pool.exchange_name in self.ConfigObj.CARBON_V1_FORKS:
+            return self.ConfigObj.CARBON_CONTROLLER_MAPPING[pool.exchange_name]
         elif pool.exchange_name in self.ConfigObj.UNI_V2_FORKS:
             return self.ConfigObj.UNI_V2_ROUTER_MAPPING[pool.exchange_name]
         elif pool.exchange_name in self.ConfigObj.CARBON_V1_FORKS:

main.py

@@ -219,6 +219,7 @@
     type=click.Choice(
         [
             "ethereum",
+            "coinbase_base"
         ]
     ),
 )