148 lines
3.3 KiB
JavaScript
148 lines
3.3 KiB
JavaScript
'use strict';
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const consensus = require('../lib/protocol/consensus');
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const TX = require('../lib/primitives/tx');
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const Block = require('../lib/primitives/block');
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const Address = require('../lib/primitives/address');
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const Witness = require('../lib/script/witness');
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const util = require('../lib/utils/util');
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const secp256k1 = require('bcrypto/lib/secp256k1');
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const hash160 = require('bcrypto/lib/hash160');
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const hex = ''
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+ '0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5c'
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+ 'b2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3';
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const uncompressed = Buffer.from(hex, 'hex');
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const key = secp256k1.publicKeyConvert(uncompressed, true);
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const keyHash = hash160.digest(key);
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const ZERO_ROOT =
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'03170a2e7597b7b7e3d84c05391d139a62b157e78786d8c082f29dcf4c111314';
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function createGenesisBlock(options) {
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let flags = options.flags;
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let addr = options.address;
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let nonce = options.nonce;
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let sol = options.solution;
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if (!flags) {
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flags = Buffer.from(
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'01/Nov/2017 EFF to ICANN: Don\'t Pick Up the Censor\'s Pen',
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'ascii');
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}
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if (!addr)
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addr = Address.fromHash(keyHash, 0);
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if (!nonce)
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nonce = Buffer.alloc(16, 0x00);
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if (!sol)
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sol = new Uint32Array(2);
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const tx = new TX({
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version: 0,
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inputs: [{
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prevout: {
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hash: consensus.NULL_HASH,
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index: 0xffffffff
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},
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witness: new Witness([flags]),
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sequence: 0xffffffff
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}],
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outputs: [{
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value: consensus.BASE_REWARD,
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address: addr
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}],
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locktime: 0
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});
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const block = new Block({
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version: 0,
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prevBlock: consensus.NULL_HASH,
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merkleRoot: tx.hash('hex'),
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witnessRoot: tx.witnessHash('hex'),
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trieRoot: ZERO_ROOT,
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time: options.time,
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bits: options.bits,
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nonce: nonce,
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solution: sol
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});
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block.txs.push(tx);
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return block;
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}
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const main = createGenesisBlock({
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time: 1514765688,
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bits: 0x207fffff,
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solution: new Uint32Array(42)
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});
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const testnet = createGenesisBlock({
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time: 1514765689,
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bits: 0x207fffff,
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solution: new Uint32Array(18)
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});
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const regtest = createGenesisBlock({
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time: 1514765690,
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bits: 0x207fffff,
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solution: new Uint32Array(18)
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});
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const simnet = createGenesisBlock({
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time: 1514765691,
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bits: 0x207fffff,
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solution: new Uint32Array(18)
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});
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function formatBlock(name, block) {
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return `${name}.genesis = {
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version: ${block.version},
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hash: '${block.hash('hex')}',
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prevBlock: '${block.prevBlock}',
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merkleRoot:
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'${block.merkleRoot}',
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witnessRoot:
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'${block.witnessRoot}',
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trieRoot:
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'${block.trieRoot}',
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time: ${block.time},
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bits: 0x${util.hex32(block.bits)},
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nonce: Buffer.from('${block.nonce.toString('hex')}', 'hex'),
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solution: new Uint32Array(${block.solution.size()}),
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height: 0
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};`;
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}
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function formatRaw(name, block) {
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const str = block.toRaw().toString('hex');
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let out = `${name}.genesisBlock = ''\n`;
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for (let i = 0; i < str.length; i += 64)
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out += ` + '${str.slice(i, i + 64)}'\n`;
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out = out.slice(0, -1) + ';';
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return out;
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}
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function dump(name, block) {
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const blk = formatBlock(name, block);
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const raw = formatRaw(name, block);
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console.log(blk);
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console.log('');
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console.log(raw);
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console.log('');
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}
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console.log('');
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dump('main', main);
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dump('testnet', testnet);
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dump('regtest', regtest);
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dump('simnet', simnet);
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console.log(JSON.stringify(testnet.toJSON(), null, 2));
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