init

.eslintrc.js

@@ -0,0 +1,17 @@
+module.exports = {
+  env: {
+    commonjs: true,
+    es6: true,
+    node: true
+  },
+  extends: [
+    '@scode'
+  ],
+  globals: {
+    Atomics: 'readonly',
+    SharedArrayBuffer: 'readonly'
+  },
+  parserOptions: {
+    ecmaVersion: 2018
+  }
+}

.gitignore

@@ -0,0 +1,4 @@
+/node_modules/
+/dist/
+/.nyc_output/
+/coverage/

.npmrc

@@ -0,0 +1 @@
+@scode:registry=https://npm.scode.ovh

index.js

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) Sapphirecode - All Rights Reserved
+ * Created by Timo Hocker <timo@scode.ovh>, January 2020
+ */
+
+/* eslint-disable no-magic-numbers */
+// @ts-nocheck
+
+'use strict';
+
+const crypto = require ('@scode/crypto-helper');
+const http_consts = require ('@scode/consts');
+const fetch = require ('node-fetch');
+
+/**
+ * login
+ *
+ * @param {string} user username
+ * @param {string} password plain text password
+ * @param {string} host host to login on
+ */
+async function login (user, password, host = '') {
+  const salt_str = await fetch (`${host}/auth`, { headers: { user } })
+    .then ((res) => {
+      if (res.status !== http_consts.status_ok)
+        return new Promise ((resolve) => resolve (''));
+
+      return res.text ();
+    });
+
+  if (salt_str === '')
+    throw new Error ('user or password invalid');
+
+  const key = crypto.hash_sha512 (password, salt_str);
+
+  return fetch (`${host}/auth`, { headers: { user, key } })
+    .then ((res) => {
+      if (res.status !== http_consts.status_ok)
+        throw new Error ('user or password invalid');
+      return res.text ();
+    });
+}
+
+module.exports = { login };

package.json

@@ -0,0 +1,21 @@
+{
+  "name": "auth-client-helper",
+  "version": "1.0.0",
+  "main": "index.js",
+  "author": "Timo Hocker <t-hocker@web.de>",
+  "license": "MIT",
+  "devDependencies": {
+    "@scode/eslint-config": "^1.2.25",
+    "ava": "^3.5.0",
+    "eslint": "^6.8.0",
+    "nyc": "^15.0.0"
+  },
+  "scripts": {
+    "lint": "eslint .",
+    "test": "nyc ava"
+  },
+  "dependencies": {
+    "@scode/consts": "^1.0.1",
+    "@scode/crypto-helper": "^1.0.2"
+  }
+}