diff --git a/27_Monitor/img/img.png b/27_Monitor/img/img.png new file mode 100644 index 0000000..ac2bbf4 Binary files /dev/null and b/27_Monitor/img/img.png differ diff --git a/27_Monitor/monitor.js b/27_Monitor/monitor.js new file mode 100644 index 0000000..f61dd3b --- /dev/null +++ b/27_Monitor/monitor.js @@ -0,0 +1,71 @@ +import {ethers} from "ethers"; + +// 配置 +const WALLET_ADDRESS = `0x220866B1A2219f40e72f5c628B65D54268cA3A9D`; + +// 使用 Alchemy 的 RPC 节点连接以太坊网络 +// 准备 Alchemy API 可以参考 https://github.com/AmazingAng/WTFSolidity/blob/main/Topics/Tools/TOOL04_Alchemy/readme.md +const ALCHEMY_GOERLI_URL = 'https://eth-goerli.alchemyapi.io/v2/GlaeWuylnNM3uuOo-SAwJxuwTdqHaY5l'; +const provider = new ethers.JsonRpcProvider(ALCHEMY_GOERLI_URL); + +async function monitorWallet() { + console.log(`开始监控钱包: ${WALLET_ADDRESS}`); + + // 获取初始余额 + let previousBalance = await provider.getBalance(WALLET_ADDRESS); + console.log(`初始余额: ${ethers.formatEther(previousBalance)} ETH`); + + // 监听新区块 + provider.on('block', async (blockNumber) => { + console.log(`新区块: ${blockNumber}`); + + // 检查余额变化 + const currentBalance = await provider.getBalance(WALLET_ADDRESS); + if (currentBalance !== previousBalance) { + console.log(`余额变化: ${ethers.formatEther(currentBalance)} ETH`); + previousBalance = currentBalance; + } + + // 获取区块 + const block = await provider.getBlock(blockNumber); + + // 检查交易 + if (block && block.transactions) { + for (const txHash of block.transactions) { + const tx = await provider.getTransaction(txHash); + + if (!tx) continue; + + if (tx.from && tx.from.toLowerCase() === WALLET_ADDRESS.toLowerCase() || + (tx.to && tx.to.toLowerCase() === WALLET_ADDRESS.toLowerCase())) { + + console.log(`检测到交易: ${tx.hash}`); + console.log(`从: ${tx.from}`); + console.log(`到: ${tx.to || 'Contract Creation'}`); + console.log(`金额: ${ethers.formatEther(tx.value)} ETH`); + + // 检查是否是合约交互 + if (tx.data && tx.data !== '0x') { + console.log('检测到合约交互'); + + // 获取交易收据以查看事件日志 + const receipt = await provider.getTransactionReceipt(tx.hash); + + if (receipt && receipt.logs) { + console.log(`事件日志数量: ${receipt.logs.length}`); + + for (const log of receipt.logs) { + console.log(` 事件主题: ${log.topics[0]}`); + console.log(` 合约地址: ${log.address}`); + } + } + } + + console.log('---'); + } + } + } + }); +} + +monitorWallet().catch(console.error); diff --git a/27_Monitor/readme.md b/27_Monitor/readme.md new file mode 100644 index 0000000..9736a81 --- /dev/null +++ b/27_Monitor/readme.md @@ -0,0 +1,118 @@ +--- +title: 27. 聪明钱监控 +tags: + - ethers + - javascript + - signature + - airdrop + - frontend + - web +--- + +# Ethers极简入门: 27. 聪明钱监控 + +我最近在重新学`ethers.js`，巩固一下细节，也写一个`WTF Ethers极简入门`，供小白们使用。 + +推特：[@0xAA_Science](https://twitter.com/0xAA_Science)｜[@WTFAcademy_](https://twitter.com/WTFAcademy_) + +WTF Academy 社群：[Discord](https://discord.gg/5akcruXrsk)｜[微信群](https://docs.google.com/forms/d/e/1FAIpQLSe4KGT8Sh6sJ7hedQRuIYirOoZK_85miz3dw7vA1-YjodgJ-A/viewform?usp=sf_link)｜[官网 wtf.academy](https://wtf.academy) + +所有代码和教程开源在 github: [github.com/WTFAcademy/WTFEthers](https://github.com/WTFAcademy/WTF-Ethers) + +--- + +在本教程中，我们将介绍如何使用 Ethers.js 完成一个钱包地址监控的脚本 + +### **什么是聪明钱？** + +在加密领域，聪明钱（Smart Money）是指**拥有专业知识、对市场有深入了解以及具有信息优势的专业投资机构或个人投资者**。 聪明钱一直以来都是加密市场中的**关注焦点**，因为这些实体通常可以获得普通交易者不易获得的**信息和资源**，他们有着丰富的交易经验和优异的历史业绩，投资理念成熟，这可能使他们在存在**严重信息不对称**的加密货币市场中占据优势。 + + + +因为在区块链中所有数据都是公开的，我们可以看到所有人的交易数据。所以我们可以对历史成绩比较优秀的钱包地址进行监控。第一时间知道这些聪明钱的动向。 + + + +## 聪明钱监控 + +首先配置需要监控的钱包的地址，这里我们监控V神的钱包地址 + +```js +// 配置 +const WALLET_ADDRESS = `0x220866B1A2219f40e72f5c628B65D54268cA3A9D`; + +const ALCHEMY_GOERLI_URL = 'https://eth-mainnet.g.alchemy.com/v2/abWt0F-bY-Z4Amf_xOU_QQLftkhLU4cO'; +const provider = new ethers.JsonRpcProvider(ALCHEMY_GOERLI_URL); +``` + +然后获取当前的eth余额记录下了 + +```js +// 获取初始余额 +let previousBalance = await provider.getBalance(WALLET_ADDRESS); +console.log(`初始余额: ${ethers.formatEther(previousBalance)} ETH`); +``` + +监听链上的新区块，如果有转账或者是合约交互的话进行提醒。 + +```js +// 监听新区块 +provider.on('block', async (blockNumber) => { + console.log(`新区块: ${blockNumber}`); + + // 检查余额变化 + const currentBalance = await provider.getBalance(WALLET_ADDRESS); + if (currentBalance !== previousBalance) { + console.log(`余额变化: ${ethers.formatEther(currentBalance)} ETH`); + previousBalance = currentBalance; + } + + // 获取区块 + const block = await provider.getBlock(blockNumber); + + // 检查交易 + if (block && block.transactions) { + for (const txHash of block.transactions) { + const tx = await provider.getTransaction(txHash); + + if (!tx) continue; + + if (tx.from && tx.from.toLowerCase() === WALLET_ADDRESS.toLowerCase() || + (tx.to && tx.to.toLowerCase() === WALLET_ADDRESS.toLowerCase())) { + + console.log(`检测到交易: ${tx.hash}`); + console.log(`从: ${tx.from}`); + console.log(`到: ${tx.to || 'Contract Creation'}`); + console.log(`金额: ${ethers.formatEther(tx.value)} ETH`); + + // 检查是否是合约交互 + if (tx.data && tx.data !== '0x') { + console.log('检测到合约交互'); + + // 获取交易收据以查看事件日志 + const receipt = await provider.getTransactionReceipt(tx.hash); + + if (receipt && receipt.logs) { + console.log(`事件日志数量: ${receipt.logs.length}`); + + for (const log of receipt.logs) { + console.log(` 事件主题: ${log.topics[0]}`); + console.log(` 合约地址: ${log.address}`); + } + } + } + + console.log('---'); + } + } + } +}); +``` + +效果图 + +![](./img/img.png) + +## 总结 + +在本教程中，我们介绍了如何使用 Ethers.js 对聪明钱包的转账和合约交互进行监控。