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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,164 @@ | ||
| import { ethers } from "ethers"; | ||
| import program from "commander"; | ||
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| // Global Options: | ||
| program.option("--rpc <rpc>", "Rpc"); | ||
| // GetTxCount Options: | ||
| program.option("--startNum <startNum>", "start num") | ||
| program.option("--endNum <endNum>", "end num") | ||
| program.option("--miner <miner>", "miner", "") | ||
| // GetVersion Options: | ||
| program.option("--num <Num>", "validator num", 21) | ||
| // GetTopAddr Options: | ||
| program.option("--topNum <Num>", "top num of address to be displayed", 20) | ||
|
|
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| program.parse(process.argv); | ||
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| const provider = new ethers.JsonRpcProvider(program.rpc) | ||
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| function printUsage() { | ||
| console.log("Usage:"); | ||
| console.log(" node getchainstatus.js --help"); | ||
| console.log(" node getchainstatus.js [subcommand] [options]"); | ||
| console.log("\nSubcommands:"); | ||
| console.log(" GetTxCount: find the block with max tx size of a range"); | ||
| console.log(" GetVersion: dump validators' binary version, based on Header.Extra"); | ||
| console.log(" GetTopAddr: get hottest $topNum target address within a block range"); | ||
| console.log("\nOptions:"); | ||
| console.log(" --rpc specify the url of RPC endpoint"); | ||
| console.log(" --startNum the start block number, for command GetTxCount"); | ||
| console.log(" --endNum the end block number, for command GetTxCount"); | ||
| console.log(" --miner the miner address, for command GetTxCount"); | ||
| console.log(" --num the number of blocks to be checked, for command GetVersion"); | ||
| console.log(" --topNum the topNum of blocks to be checked, for command GetVersion"); | ||
| console.log("\nExample:"); | ||
| // mainnet https://bsc-mainnet.nodereal.io/v1/454e504917db4f82b756bd0cf6317dce | ||
| console.log(" node getchainstatus.js GetTxCount --rpc https://bsc-testnet-dataseed.bnbchain.org --startNum 40000001 --endNum 40000005") | ||
| console.log(" node getchainstatus.js GetVersion --rpc https://bsc-testnet-dataseed.bnbchain.org --num 21") | ||
| console.log(" node getchainstatus.js GetTopAddr --rpc https://bsc-testnet-dataseed.bnbchain.org --startNum 40000001 --endNum 40000010 --topNum 10") | ||
| } | ||
|
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||
| // 1.cmd: "GetTxCount", usage: | ||
| // node getchainstatus.js GetTxCount --rpc https://bsc-testnet-dataseed.bnbchain.org \ | ||
| // --startNum 40000001 --endNum 40000005 \ | ||
| // --miner(optional): specified: find the max txCounter from the specified validator, | ||
| // not specified: find the max txCounter from all validators | ||
| async function getTxCount() { | ||
| let txCount = 0; | ||
| let num = 0; | ||
| console.log("Find the max txs count between", program.startNum, "and", program.endNum); | ||
| for (let i = program.startNum; i < program.endNum; i++) { | ||
| if (program.miner !== "") { | ||
| let blockData = await provider.getBlock(Number(i)) | ||
| if (program.miner !== blockData.miner) { | ||
| continue | ||
| } | ||
| } | ||
| let x = await provider.send("eth_getBlockTransactionCountByNumber", [ | ||
| ethers.toQuantity(i)]); | ||
| let a = ethers.toNumber(x) | ||
| if (a > txCount) { | ||
| num = i; | ||
| txCount = a; | ||
| } | ||
| } | ||
| console.log("BlockNum = ", num, "TxCount =", txCount); | ||
| } | ||
|
|
||
| // 2.cmd: "GetVersion", usage: | ||
| // node getchainstatus.js GetVersion \ | ||
| // --rpc https://bsc-testnet-dataseed.bnbchain.org \ | ||
| // --num(optional): defualt 21, the number of blocks that will be checked | ||
| async function getBinaryVersion() { | ||
| const blockNum = await provider.getBlockNumber(); | ||
| console.log(blockNum); | ||
| for (let i = 0; i < program.num; i++) { | ||
| let blockData = await provider.getBlock(blockNum - i); | ||
| // 1.get Geth client version | ||
| let major = ethers.toNumber(ethers.dataSlice(blockData.extraData, 2, 3)) | ||
| let minor = ethers.toNumber(ethers.dataSlice(blockData.extraData, 3, 4)) | ||
| let patch = ethers.toNumber(ethers.dataSlice(blockData.extraData, 4, 5)) | ||
|
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||
| // 2.get minimum txGasPrice based on the last non-zero-gasprice transaction | ||
| let lastGasPrice = 0 | ||
| for (let txIndex = blockData.transactions.length - 1; txIndex >= 0; txIndex--) { | ||
| let txHash = blockData.transactions[txIndex] | ||
| let txData = await provider.getTransaction(txHash); | ||
| if (txData.gasPrice == 0) { | ||
| continue | ||
| } | ||
| lastGasPrice = txData.gasPrice | ||
| break | ||
| } | ||
| console.log(blockData.miner, "version =", major + "." + minor + "." + patch, " MinGasPrice = " + lastGasPrice) | ||
| } | ||
| }; | ||
|
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||
| // 3.cmd: "GetTopAddr", usage: | ||
| // node getchainstatus.js GetTopAddr \ | ||
| // --rpc https://bsc-testnet-dataseed.bnbchain.org \ | ||
| // --startNum 40000001 --endNum 40000005 \ | ||
| // --topNum(optional): the top num of address to be displayed, default 20 | ||
| function getTopKElements(map, k) { | ||
| let entries = Array.from(map.entries()); | ||
| entries.sort((a, b) => b[1] - a[1]); | ||
| return entries.slice(0, k); | ||
| } | ||
|
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||
| async function getTopAddr() { | ||
| let countMap = new Map(); | ||
| let totalTxs = 0 | ||
| console.log("Find the top target address, between", program.startNum, "and", program.endNum); | ||
| for (let i = program.startNum; i <= program.endNum; i++) { | ||
| let blockData = await provider.getBlock(Number(i), true) | ||
| totalTxs += blockData.transactions.length | ||
| for (let txIndex = blockData.transactions.length - 1; txIndex >= 0; txIndex--) { | ||
| let txData = await blockData.getTransaction(txIndex) | ||
| if (txData.to == null) { | ||
| console.log("Contract creation,txHash:", txData.hash) | ||
| continue | ||
| } | ||
| let toAddr = txData.to; | ||
| if (countMap.has(toAddr)) { | ||
| countMap.set(toAddr, countMap.get(toAddr) + 1); | ||
| } else { | ||
| countMap.set(toAddr, 1); | ||
| } | ||
| } | ||
| console.log("progress:", (program.endNum-i), "blocks left", "totalTxs", totalTxs) | ||
| } | ||
| let tops = getTopKElements(countMap, program.topNum) | ||
| tops.forEach((value, key) => { | ||
| // value: [ '0x40661F989826CC641Ce1601526Bb16a4221412c8', 71 ] | ||
| console.log(key+":", value[0], " ", value[1], " ", ((value[1]*100)/totalTxs).toFixed(2)+"%"); | ||
| }); | ||
| }; | ||
|
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||
| const main = async () => { | ||
| if (process.argv.length <= 2) { | ||
| console.error('invalid process.argv.length', process.argv.length); | ||
| printUsage() | ||
| return | ||
| } | ||
| const cmd = process.argv[2] | ||
| if (cmd === "--help") { | ||
| printUsage() | ||
| return | ||
| } | ||
| if (cmd === "GetTxCount") { | ||
| await getTxCount() | ||
| } else if (cmd === "GetVersion") { | ||
| await getBinaryVersion() | ||
| } else if (cmd === "GetTopAddr") { | ||
| await getTopAddr() | ||
| } else { | ||
| console.log("unsupported cmd", cmd); | ||
| printUsage() | ||
| } | ||
| } | ||
|
|
||
| main().then(() => process.exit(0)) | ||
| .catch((error) => { | ||
| console.error(error); | ||
| process.exit(1); | ||
| }); |
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