43 lines
1.1 KiB
JavaScript
43 lines
1.1 KiB
JavaScript
'use strict';
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const bcoin = require('../..');
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const Chain = bcoin.chain;
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const Mempool = bcoin.mempool;
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const Miner = bcoin.miner;
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// Default network (so we can avoid passing
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// the `network` option into every object below.)
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bcoin.set('regtest');
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// Start up a blockchain, mempool, and miner using in-memory
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// databases (stored in a red-black tree instead of on-disk).
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const chain = new Chain({ db: 'memory' });
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const mempool = new Mempool({ chain: chain });
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const miner = new Miner({
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chain: chain,
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mempool: mempool,
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// Make sure miner won't block the main thread.
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useWorkers: true
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});
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(async () => {
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// Open the miner (initialize the databases, etc).
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// Miner will implicitly call `open` on chain and mempool.
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await miner.open();
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// Create a Cpu miner job
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const job = await miner.createJob();
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// run miner
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const block = await job.mineAsync();
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// Add the block to the chain
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console.log('Adding %s to the blockchain.', block.rhash);
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console.log(block);
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await chain.add(block);
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console.log('Added block!');
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})().catch((err) => {
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console.error(err.stack);
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process.exit(1);
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});
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