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import { ethers } from "ethers"; | ||
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export const gatewayAddresses = { | ||
ethereum: "0x4F4495243837681061C4743b74B3eEdf548D56A5", | ||
bsc: "0x304acf330bbE08d1e512eefaa92F6a57871fD895", | ||
polygon: "0x6f015F16De9fC8791b234eF68D486d2bF203FBA8", | ||
avax: "0x5029C0EFf6C34351a0CEc334542cDb22c7928f78", | ||
fantom: "0x304acf330bbE08d1e512eefaa92F6a57871fD895", | ||
arbitrum: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
optimism: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
base: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
linea: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
moonbeam: "0x4F4495243837681061C4743b74B3eEdf548D56A5", | ||
celo: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
kava: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
filecoin: "0xe432150cce91c13a887f7D836923d5597adD8E31", | ||
} as { | ||
[chain: string]: string; | ||
}; | ||
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// The same address for all chains | ||
export const depositServiceAddress = "0xc1DCb196BA862B337Aa23eDA1Cb9503C0801b955"; | ||
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export const withdrawParams = (from: string, to: string) => ({ | ||
target: "", | ||
topic: "Transfer(address,address,uint256)", | ||
topics: [ | ||
ethers.utils.id("Transfer(address,address,uint256)"), | ||
ethers.utils.hexZeroPad(from, 32), | ||
ethers.utils.hexZeroPad(to, 32), | ||
], | ||
abi: ["event Transfer(address indexed from, address indexed to, uint256 value)"], | ||
logKeys: { | ||
blockNumber: "blockNumber", | ||
txHash: "transactionHash", | ||
}, | ||
argKeys: { | ||
to: "to", | ||
amount: "value", | ||
}, | ||
fixedEventData: { | ||
token: "", | ||
from: "", | ||
}, | ||
functionSignatureFilter: { | ||
includeSignatures: ["0x09c5ea"], | ||
}, | ||
isDeposit: false, | ||
}); | ||
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export const wrapParams = (from: string, to: string) => ({ | ||
...withdrawParams(from, to), | ||
functionSignatureFilter: { | ||
includeSignatures: ["0xcf85fb"], | ||
}, | ||
isDeposit: true, | ||
}); |
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import { Chain, ETHER_ADDRESS } from "@defillama/sdk/build/general"; | ||
import { getTimestamp, normalizeAddress } from "@defillama/sdk/build/util"; | ||
import { BridgeAdapter, PartialContractEventParams } from "../../helpers/bridgeAdapter.type"; | ||
import { constructTransferParams } from "../../helpers/eventParams"; | ||
import { getTxDataFromEVMEventLogs } from "../../helpers/processTransactions"; | ||
import { | ||
FetchDepositTransfersOptions, | ||
FetchDepositTransfersResponse, | ||
DepositAddressTransfer, | ||
WrapTransfer, | ||
} from "./type"; | ||
import { gatewayAddresses, withdrawParams, wrapParams } from "./constant"; | ||
import fetch from "node-fetch"; | ||
const retry = require("async-retry"); | ||
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function mapChainToAxelarscanChain(chain: Chain) { | ||
switch (chain) { | ||
case "bsc": | ||
return "binance"; | ||
case "avax": | ||
return "avalanche"; | ||
default: | ||
return chain; | ||
} | ||
} | ||
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function fetchAssets() { | ||
// fetch from axelarscan and pass {"method": "getAssets"} as json body | ||
return retry(() => | ||
fetch("https://api.axelarscan.io/", { | ||
method: "POST", | ||
headers: { | ||
"Content-Type": "application/json", | ||
}, | ||
body: JSON.stringify({ | ||
method: "getAssets", | ||
}), | ||
}).then((res) => res.json()) | ||
); | ||
} | ||
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async function fetchDepositAddressTransfers<T extends DepositAddressTransfer>( | ||
fromBlock: number, | ||
toBlock: number, | ||
chain: string, | ||
options: FetchDepositTransfersOptions | ||
): Promise<T[]> { | ||
const { isDeposit = true, type = "deposit_address", size = 2000 } = options; | ||
const typeToResponseObj = { | ||
deposit_address: "link", | ||
wrap: "wrap", | ||
}; | ||
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// Fetch timestamp from block numbers | ||
const [fromTime, toTime] = await retry(() => | ||
Promise.all([getTimestamp(fromBlock, chain), getTimestamp(toBlock, chain)]) | ||
); | ||
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// Get deposit addresses from the axelarscan API | ||
return retry(() => | ||
fetch("https://api.axelarscan.io/", { | ||
method: "POST", | ||
headers: { | ||
"Content-Type": "application/json", | ||
}, | ||
body: JSON.stringify({ | ||
method: "searchTransfers", | ||
type, | ||
fromTime, | ||
toTime, | ||
size, | ||
sourceChain: isDeposit ? mapChainToAxelarscanChain(chain) : undefined, | ||
destinationChain: isDeposit ? undefined : mapChainToAxelarscanChain(chain), | ||
}), | ||
}) | ||
.then((res) => res.json()) | ||
.then((res: FetchDepositTransfersResponse) => | ||
res.data.map((d: any) => ({ | ||
...d[typeToResponseObj[type]], | ||
denom: d.send.denom.startsWith("ibc") ? d.link.denom : d.send.denom, | ||
})) | ||
) | ||
); | ||
} | ||
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function constructDepositAddressTransfers(linkedDepositAddresses: DepositAddressTransfer[]) { | ||
const eventParams = [] as PartialContractEventParams[]; | ||
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for (const linkedDepositAddress of linkedDepositAddresses) { | ||
eventParams.push(constructTransferParams(linkedDepositAddress.deposit_address, true)); | ||
} | ||
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return eventParams; | ||
} | ||
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function constructWrapTransfers(wrapTransfers: WrapTransfer[], gateway: string, chain: string, assets: any[]) { | ||
const eventParams = [] as PartialContractEventParams[]; | ||
if (wrapTransfers.length === 0) return eventParams; | ||
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const asset = assets.find((asset) => asset.denom === wrapTransfers[0].denom); | ||
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if (!asset || !asset?.addresses?.[chain]?.address) { | ||
// console.log(`[${chain}] Asset not found`, wrapTransfers[0].denom); | ||
return eventParams; | ||
} | ||
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const token = normalizeAddress(asset?.addresses?.[chain]?.address); | ||
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for (const wrapTransfer of wrapTransfers) { | ||
eventParams.push({ | ||
...wrapParams(wrapTransfer.deposit_address, gateway), | ||
target: token, | ||
fixedEventData: { | ||
token: token, | ||
from: token, | ||
}, | ||
}); | ||
} | ||
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return eventParams; | ||
} | ||
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function constructWithdrawAddressTransfers( | ||
linkedDepositAddresses: DepositAddressTransfer[], | ||
gateway: string, | ||
chain: string, | ||
assets: any[] | ||
) { | ||
const _chain = mapChainToAxelarscanChain(chain); | ||
const eventParams = [] as PartialContractEventParams[]; | ||
const withdrawTransfers = linkedDepositAddresses.map((d) => ({ | ||
recipient: normalizeAddress(d.recipient_address), | ||
denom: d.denom, | ||
})); | ||
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for (const withdraw of withdrawTransfers) { | ||
const asset = assets.find((asset) => asset.denom === withdraw.denom); | ||
if (!asset) { | ||
// console.log(`[${_chain}] Asset not found`, withdraw.denom, withdraw.recipient); | ||
continue; | ||
} | ||
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const token = normalizeAddress(asset?.addresses[_chain]?.address); | ||
const isNativeChain = asset.native_chain === _chain; | ||
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if (isNativeChain) { | ||
// token will be transfered from gateway contract. | ||
const param = { | ||
...withdrawParams(gateway, normalizeAddress(withdraw.recipient)), | ||
target: token, | ||
fixedEventData: { | ||
token: token, | ||
from: token, | ||
}, | ||
}; | ||
eventParams.push(param); | ||
} else { | ||
// token will be minted from zero address. | ||
const param = { | ||
...withdrawParams(ETHER_ADDRESS, normalizeAddress(withdraw.recipient)), | ||
target: token, | ||
fixedEventData: { | ||
token: token, | ||
from: token, | ||
}, | ||
}; | ||
eventParams.push(param); | ||
} | ||
} | ||
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return eventParams; | ||
} | ||
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const constructParams = (chain: string) => { | ||
const gateway = normalizeAddress(gatewayAddresses[chain]); | ||
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return async (fromBlock: number, toBlock: number) => { | ||
const [deposits, wraps, withdraws, assets] = await retry(() => | ||
Promise.all([ | ||
fetchDepositAddressTransfers<DepositAddressTransfer>(fromBlock, toBlock, chain, { | ||
isDeposit: true, | ||
}), | ||
fetchDepositAddressTransfers<WrapTransfer>(fromBlock, toBlock, chain, { | ||
isDeposit: true, | ||
type: "wrap", | ||
}), | ||
fetchDepositAddressTransfers<DepositAddressTransfer>(fromBlock, toBlock, chain, { | ||
isDeposit: false, | ||
}), | ||
fetchAssets(), | ||
]) | ||
); | ||
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// console.log(`[${chain}] ${deposits.length} deposits`); | ||
// console.log(`[${chain}] ${wraps.length} wraps`); | ||
// console.log(`[${chain}] ${withdraws.length} withdraws`); | ||
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const eventParams = [ | ||
...constructDepositAddressTransfers(deposits), | ||
...constructWrapTransfers(wraps, gateway, chain, assets), | ||
...constructWithdrawAddressTransfers(withdraws, gateway, chain, assets), | ||
]; | ||
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// console.log("Total listened events:", eventParams.length); | ||
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return getTxDataFromEVMEventLogs("axelar-satellite", chain as Chain, fromBlock, toBlock, eventParams); | ||
}; | ||
}; | ||
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const adapter: BridgeAdapter = { | ||
fantom: constructParams("fantom"), | ||
avalanche: constructParams("avax"), | ||
ethereum: constructParams("ethereum"), | ||
arbitrum: constructParams("arbitrum"), | ||
optimism: constructParams("optimism"), | ||
linea: constructParams("linea"), | ||
base: constructParams("base"), | ||
moonbeam: constructParams("moonbeam"), | ||
kava: constructParams("kava"), | ||
filecoin: constructParams("filecoin"), | ||
polygon: constructParams("polygon"), | ||
bsc: constructParams("bsc"), | ||
// celo: constructParams("celo"), | ||
}; | ||
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export default adapter; |
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export interface AxelarTransfer { | ||
deposit_address: string; | ||
destination_chain: string; | ||
source_chain: string; | ||
sender_address: string; | ||
recipient_address: string; | ||
denom: string; | ||
} | ||
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export interface DepositAddressTransfer extends AxelarTransfer {} | ||
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export interface WrapTransfer extends AxelarTransfer { | ||
tx_hash_wrap: string; | ||
} | ||
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export interface FetchDepositTransfersOptions { | ||
isDeposit: boolean; | ||
type?: "deposit_address" | "wrap"; | ||
size?: number; | ||
} | ||
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export interface FetchDepositTransfersResponse { | ||
data: { | ||
link: DepositAddressTransfer; | ||
wrap: DepositAddressTransfer; | ||
}[]; | ||
} |
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