99 lines
2.1 KiB
JavaScript
99 lines
2.1 KiB
JavaScript
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var started = Date.now();
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var path = require('path'),
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fs = require('fs'),
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createHash = require('crypto').createHash,
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HASH_ALGO = 'md5',
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fqueue = require('..')({
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maxPending: 1
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});
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dirs = 0,
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files = 0,
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bytes = 0,
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hashstack = {};
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fqueue.on('error', function(err) {
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console.log('error:', err);
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});
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fqueue.on('retry', function(func, args) {
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console.log('retry:', args[0]);
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});
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fqueue.on('done', function() {
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console.log('');
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var duration = Date.now()-started;
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console.log('%d ms', duration);
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console.log('%d dirs, %d files, %d bytes, %d errors', dirs, files, bytes, this.errors);
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var hash = createHash(HASH_ALGO),
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keys = Object.keys(hashstack);
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keys.sort();
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keys.forEach(function(p) {
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hash.update(hashstack[p]);
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});
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console.log('');
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console.log(hash.digest('hex'));
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});
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fqueue.start(stat, ['.']);
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function readfile(p, s) {
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var args = arguments,
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rs, hash = createHash(HASH_ALGO);
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rs = fs.createReadStream(p)
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.on('error', function(err) {
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fqueue.error(err, readfile, args);
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fqueue.done();
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})
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.on('data', function(data) {
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hash.update(data);
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})
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rs.on('end', function(data) {
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hash = hash.digest('binary');
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hashstack[p] = hash;
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// console.log(new Buffer(hash, 'binary').toString('hex'), (' '+s.size).slice(-16), p);
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console.log(new Buffer(hash, 'binary').toString('hex'), p);
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})
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rs.on('close', function(data) {
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fqueue.done();
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})
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;
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}
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function readdir(p, s) {
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var args = arguments;
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fs.readdir(p, function(err, files) {
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if(err) {
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fqueue.error(err, readdir, args);
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} else {
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files.forEach(function(file) {
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fqueue.enqueue(stat, [path.join(p, file)]);
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});
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}
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fqueue.done();
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});
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}
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function stat(p) {
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var args = arguments;
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fs.stat(p, function(err, s) {
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if(err) {
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fqueue.error(err, stat, args);
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} else {
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if(s.isDirectory()) {
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dirs += 1;
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fqueue.enqueue(readdir, [p, s]);
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} else {
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files += 1;
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bytes += s.size;
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fqueue.enqueue(readfile, [p, s]);
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}
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}
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fqueue.done();
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});
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}
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