blkdat-stream

A lite blk\*.dat streaming module, useful for parsing the Bitcoin blockchain

$3

`` javascript

var fs = require('fs')
var glob = require('glob')

var CombinedStream = require('combined-stream')
var BlkDatStream = require('../')

glob(process.env.BLOCKS_DIR + '/blk*.dat', function (err, fileNames) {
if (err) throw err

var cs = new CombinedStream()

fileNames.forEach(function(fileName) {
cs.append(fs.createReadStream(fileName, { mode: '0444' }))
})

var bds = new BlkDatStream()
var j = 0
bds.on('data', function(blockData) {
console.log('>> Read block (', j, ')')
j++

// ... now, parse the block data buffer
})

cs.pipe(bds)
})
``

To parse the returned block data, use a library such as bitcoinjs-lib or bitcore