40 lines
922 B
JavaScript
40 lines
922 B
JavaScript
'use strict';
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var BitcoindJS = require('..');
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var BitcoinNode = BitcoindJS.Node;
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var chainlib = require('chainlib');
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var log = chainlib.log;
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//log.debug = function() {};
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var configuration = {
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datadir: process.env.BITCOINDJS_DIR || '~/.bitcoin',
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testnet: true
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};
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var node = new BitcoinNode(configuration);
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var startHeight;
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var count = 100;
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var times = new Array(count);
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node.on('ready', function() {
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times[node.chain.tip.__height % count] = Date.now();
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startHeight = node.chain.tip.__height;
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});
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node.on('error', function(err) {
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log.error(err);
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});
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node.chain.on('addblock', function(block) {
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console.log('New Best Tip:', block.hash);
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var startTime = times[node.chain.tip.__height % count];
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if(startTime) {
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var timeElapsed = (Date.now() - startTime) / 1000;
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console.log(Math.round(count / timeElapsed) + ' blocks per second');
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}
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times[node.chain.tip.__height % count] = Date.now();
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});
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