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45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
const
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crypto = require('crypto'),
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map = [
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'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
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'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
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'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D',
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'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
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'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
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'Y', 'Z', '1', '2', '3', '4', '5', '6', '7', '8',
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'9', '0'
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];
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String.random = function (digit) {
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let str = '';
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for (let i = 1; i <= digit; i++)
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str += map[Math.floor(Math.random() * 62)];
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return str;
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};
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exports.pwhash = {
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_b64encode: str => new Buffer(str).toString('base64'),
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_b64decode: str => new Buffer(str, 'base64').toString(),
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_md5: str => crypto.createHash('md5').update(str).digest('hex'),
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_sha1: str => crypto.createHash('sha1').update(str).digest('hex'),
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/**
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* @param {string} password
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* @param {string} salt
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* @param {string} hash
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*/
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check(password, salt, hash) {
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return hash == this.hash(password, salt);
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},
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/**
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* @param {string} password
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* @param {string} salt
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*/
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hash(password, salt) {
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let res = crypto.pbkdf2Sync(password, salt, 100000, 64, 'sha256');
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return res.toString('Hex');
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},
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salt() {
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return String.random();
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}
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};
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