问题修复

hydro/lib/pwhash.js

@@ -0,0 +1,26 @@
+const crypto = require('crypto');
+module.exports = {
+    _b64encode: str => new Buffer(str).toString('base64'),
+    _b64decode: str => new Buffer(str, 'base64').toString(),
+    _md5: str => crypto.createHash('md5').update(str).digest('hex'),
+    _sha1: str => crypto.createHash('sha1').update(str).digest('hex'),
+    /**
+     * @param {string} password
+     * @param {string} salt
+     * @param {string} hash
+     */
+    check(password, salt, hash) {
+        return hash == this.hash(password, salt);
+    },
+    /**
+     * @param {string} password
+     * @param {string} salt
+     */
+    hash(password, salt) {
+        let res = crypto.pbkdf2Sync(password, salt, 100000, 64, 'sha256');
+        return res.toString('Hex');
+    },
+    salt() {
+        return String.random();
+    }
+};