多用户账户密钥
AccountKeyWeightedMultiSig 是一种账户密钥类型,包含一个阈值和加权公钥(WeightedPublicKeys),后者包含一个由公钥及其权重组成的列表。
要使与 AccountKeyWeightedMultiSig 关联的账户的交易有效,必须满足以下条件: 已签名公钥的加权和应大于阈值。 _ 无效签名不应包含在交易中。 * 已签名公钥的数量应少于加权公钥的数量。
导入**@kaiachain/web3js-ext**软件包,在 web3 上添加 kaia 功能
定义发件人的地址、私人密钥和其他加权多重签名私人密钥
定义接收方的地址
使用指定的 kairos 测试网 URL 设置提供程序。 web3js 中的提供者是访问区块链数据的只读抽象。
此外,您还可以将提供商 URL 从 kairos 更改为 quicknode
使用提供程序定义Web3 实例
使用加权多重签名私钥和提供商创建 3 个不同的钱包
创建具有 type:TxType.ValueTransfer
类型
使用首个钱包签署交易
用第二个钱包签署交易
用第三个钱包签署交易
将签署的交易发送到 kaia 网络,并打印收据
使用 web3.klay.recoverFromTransaction
从已签署的事务中恢复地址
SignTxWithMultiSigExample.js
const { Web3, TxType, toPeb } = require("@kaiachain/web3js-ext");const senderAddr = "0x2bf611d14d330fd3688d10f2201321eacc8aa2ce";const senderPriv1 = "0x31fadf868e68fd2e3f7a1c528023c9a86a45db850e9d6b82c1a82d4c75b469d1";const senderPriv2 = "0x0e4ca6d38096ad99324de0dde108587e5d7c600165ae4cd6c2462c597458c2b8";const senderPriv3 = "0xc9668ccd35fc20587aa37a48838b48ccc13cf14dd74c8999dd6a480212d5f7ac";const receiverAddr = "0x2bf611d14d330fd3688d10f2201321eacc8aa2ce";const provider = new Web3.providers.HttpProvider("https://public-en-kairos.node.kaia.io");const web3 = new Web3(provider);const senderAccount1 = web3.eth.accounts.privateKeyToAccount(senderPriv1);const senderAccount2 = web3.eth.accounts.privateKeyToAccount(senderPriv2);const senderAccount3 = web3.eth.accounts.privateKeyToAccount(senderPriv3);async function main() { let tx = { type: TxType.ValueTransfer, from: senderAddr, to: receiverAddr, value: toPeb("0.01", "KLAY"), gasLimit: 100000, }; // The example senderAddr actually requires only 2 signature, // but we use 3 signatures to show different ways to sign a transaction. // sign 1: First signer sign from the tx object const signResult1 = await senderAccount1.signTransaction(tx); console.log("rawTx1", signResult1.rawTransaction); // sign 2: Rest of the signers sign from the rawTx const signResult2 = await senderAccount2.signTransaction(signResult1.rawTransaction); console.log("rawTx2", signResult2.rawTransaction); // sign 3: Last signer sign from the rawTx then send it const signResult3 = await senderAccount3.signTransaction(signResult2.rawTransaction); console.log("signedTx3", signResult3.transactionHash); const receipt = await web3.eth.sendSignedTransaction(signResult3.rawTransaction); console.log("receipt", receipt); const sig = signResult3.signature; const addr2 = await web3.klay.recoverFromTransaction(senderAddr, sig, "latest"); console.log("recoveredAddr rpc", addr2, addr2.toLowerCase() === senderAddr);}main().catch(console.error);
output
❯ js SignTxWithMultiSigExample.jsrawTx1 0x08f88676850ba43b7400830186a094c40b6909eb7085590e1c26cb3becc25368e249e9872386f26fc100009482c6a8d94993d49cfd0c1d30f0f8caa65782cc7ef847f8458207f6a008b987d8905dae51b856c478e6f7b49f01f5f2432a90c03d332e61d518100087a07bea2578790b7dabe9f2fe920d1f3183f48dc26d4ce752bf27964433317504e8rawTx2 0x08f8cd76850ba43b7400830186a094c40b6909eb7085590e1c26cb3becc25368e249e9872386f26fc100009482c6a8d94993d49cfd0c1d30f0f8caa65782cc7ef88ef8458207f6a008b987d8905dae51b856c478e6f7b49f01f5f2432a90c03d332e61d518100087a07bea2578790b7dabe9f2fe920d1f3183f48dc26d4ce752bf27964433317504e8f8458207f6a052dcb9cfd9edf75ea60aa7eafce1a984209722c81a6c17f4f26d4b79adcc2f03a03ef04d7793009b90f7af7831f834ad2892678f0f10f8d6e02d6d76b3e4671a1dsentTx3 0x1b3b4b8a177ead1602c5052d8c1145a2e9ffc53ac4ce208f4730177486726c6areceipt { to: '0xC40B6909EB7085590E1c26Cb3beCC25368e249E9', from: '0x82C6a8D94993d49cfd0c1D30F0F8Caa65782cc7E', contractAddress: null, transactionIndex: 2, gasUsed: BigNumber { _hex: '0xc738', _isBigNumber: true }, logsBloom: '0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000', blockHash: '0x6f5fca2355230874808c4fe1b8459c6d61cf7ba22b864aeba4c3cf61d7a49b99', transactionHash: '0x1b3b4b8a177ead1602c5052d8c1145a2e9ffc53ac4ce208f4730177486726c6a', logs: [], blockNumber: 152258186, confirmations: 6, cumulativeGasUsed: BigNumber { _hex: '0x05f70f', _isBigNumber: true }, effectiveGasPrice: BigNumber { _hex: '0x05d21dba00', _isBigNumber: true }, status: 1, type: 0, byzantium: true}recoveredAddr rpc 0x82c6a8d94993d49cfd0c1d30f0f8caa65782cc7e true