102 lines
3.5 KiB
C#
102 lines
3.5 KiB
C#
|
/*
|
|||
|
|
* Copyright (c) 2018 THL A29 Limited, a Tencent company. All Rights Reserved.
|
|||
|
|
*
|
|||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|||
|
|
* you may not use this file except in compliance with the License.
|
|||
|
|
* You may obtain a copy of the License at
|
|||
|
|
*
|
|||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|||
|
|
*
|
|||
|
|
* Unless required by applicable law or agreed to in writing,
|
|||
|
|
* software distributed under the License is distributed on an
|
|||
|
|
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|||
|
|
* KIND, either express or implied. See the License for the
|
|||
|
|
* specific language governing permissions and limitations
|
|||
|
|
* under the License.
|
|||
|
|
*/
|
|||
|
|
using System;
|
|||
|
|
using System.Collections.Generic;
|
|||
|
|
using System.Linq;
|
|||
|
|
using System.Security.Cryptography;
|
|||
|
|
using System.Text;
|
|||
|
|
using System.Threading.Tasks;
|
|||
|
|
using TencentCloud.Common.Profile;
|
|||
|
|
|
|||
|
|
namespace TencentCloud.Common
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// Signature helper class.
|
|||
|
|
/// </summary>
|
|||
|
|
public class SignHelper
|
|||
|
|
{
|
|||
|
|
///<summary>Generate signature.</summary>
|
|||
|
|
///<param name="signKey">Credential SecretKey.</param>
|
|||
|
|
///<param name="secret">Plain text to be signed.</param>
|
|||
|
|
///<returns>Signature.</returns>
|
|||
|
|
public static string Sign(string signKey, string secret, string SignatureMethod)
|
|||
|
|
{
|
|||
|
|
string signRet = string.Empty;
|
|||
|
|
if (SignatureMethod == ClientProfile.SIGN_SHA256)
|
|||
|
|
{
|
|||
|
|
using (HMACSHA256 mac = new HMACSHA256(Encoding.UTF8.GetBytes(signKey)))
|
|||
|
|
{
|
|||
|
|
byte[] hash = mac.ComputeHash(Encoding.UTF8.GetBytes(secret));
|
|||
|
|
signRet = Convert.ToBase64String(hash);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else if(SignatureMethod == ClientProfile.SIGN_SHA1)
|
|||
|
|
{
|
|||
|
|
using (HMACSHA1 mac = new HMACSHA1(Encoding.UTF8.GetBytes(signKey)))
|
|||
|
|
{
|
|||
|
|
byte[] hash = mac.ComputeHash(Encoding.UTF8.GetBytes(secret));
|
|||
|
|
signRet = Convert.ToBase64String(hash);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return signRet;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static string SHA256Hex(string s)
|
|||
|
|
{
|
|||
|
|
using (SHA256 algo = SHA256.Create())
|
|||
|
|
{
|
|||
|
|
byte[] hashbytes = algo.ComputeHash(Encoding.UTF8.GetBytes(s));
|
|||
|
|
StringBuilder builder = new StringBuilder();
|
|||
|
|
for ( int i = 0; i < hashbytes.Length; ++i )
|
|||
|
|
{
|
|||
|
|
builder.Append(hashbytes[i].ToString("x2"));
|
|||
|
|
}
|
|||
|
|
return builder.ToString();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static byte [] HmacSHA256(byte [] key, byte [] msg)
|
|||
|
|
{
|
|||
|
|
using (HMACSHA256 mac = new HMACSHA256(key))
|
|||
|
|
{
|
|||
|
|
return mac.ComputeHash(msg);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static string BuildParamStr(SortedDictionary<string, string> requestParams, string requestMethod = "GET")
|
|||
|
|
{
|
|||
|
|
string retStr = "";
|
|||
|
|
foreach (string key in requestParams.Keys)
|
|||
|
|
{
|
|||
|
|
retStr += string.Format("{0}={1}&", key, requestParams[key]);
|
|||
|
|
}
|
|||
|
|
return retStr.TrimEnd('&');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static string MakeSignPlainText(SortedDictionary<string, string> requestParams, string requestMethod , string requestHost, string requestPath)
|
|||
|
|
{
|
|||
|
|
string retStr = "";
|
|||
|
|
retStr += requestMethod;
|
|||
|
|
retStr += requestHost;
|
|||
|
|
retStr += requestPath;
|
|||
|
|
retStr += "?";
|
|||
|
|
retStr += BuildParamStr(requestParams);
|
|||
|
|
return retStr;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|