config.go

/*
 * File: config.go
 * Project: mrsign
 * Created Date: Tuesday, October 19th 2021, 12:16:54 pm
 * Authors: Marcello Russo, Fabio Zito
 * -----
 * Last Modified:
 * Modified By:
 * -----
 * MIT License
 *
 * Copyright (c) 2021 MR&&Z
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 * -----
 * HISTORY:
 * Date      	By	Comments
 * ----------	---	----------------------------------------------------------
 */

package main

import (
	"encoding/json"
	"io/ioutil"
	"os"
)

type UserConfig struct {
	User string
	Hash string
}

type UsersConfig struct {
	Enable   bool
	Accounts []UserConfig
}

type SecureConfig struct {
	Enable bool
	Cert   string
	Key    string
}

type Config struct {
	Listen              string
	ServerStoreFilePath string
	Users               UsersConfig
	Secure              SecureConfig
}

type Loader struct {
}

func NewLoader() *Loader {
	return &Loader{}
}

func (l *Loader) Load(input string) (*Config, error) {
	config := &Config{}
	var f *os.File
	var err error
	f, err = os.Open(input)
	if err == nil {
		var body []byte
		defer f.Close()
		body, err = ioutil.ReadAll(f)
		if err == nil {
			err = json.Unmarshal(body, config)
		}
	}
	return config, err
}