Asp .net core JWT验证
Jwt
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Microsoft.AspNetCore.Authorization 版本2.2.0
Microsoft.AspNetCore.Authentication.JwtBearer 版本2.2.0
IdentityModel 版本3.10.10
Microsoft.AspNetCore.Authorization 版本2.2.0
Microsoft.AspNetCore.Authentication.JwtBearer 版本2.2.0
{
/// <summary>
/// token是谁颁发的
/// </summary>
public string Issuer { get; set; }
/// <summary>
/// token可以给那些客户端使用
/// </summary>
public string Audience { get; set; }
/// <summary>
/// 加密的key（SecretKey必须大于16个,是大于，不是大于等于）
/// </summary>
public string SecretKey { get; set; }
}
public class JwtSettings
{
/// <summary>
/// token是谁颁发的
/// </summary>
public string Issuer { get; set; }
/// <summary>
/// token可以给那些客户端使用
/// </summary>
public string Audience { get; set; }
/// <summary>
/// 加密的key（SecretKey必须大于16个,是大于，不是大于等于）
/// </summary>
public string SecretKey { get; set; }
}
"JwtSettings": {
"Issuer": "https://localhost:44336", //谁颁发的
"Audience": "https://localhost:44336", //允许谁使用
"SecretKey": "Hello-key----------" //加密密钥大于16
}
,
"JwtSettings": {
"Issuer": "https://localhost:44336",//谁颁发的
"Audience": "https://localhost:44336",//允许谁使用
"SecretKey": "Hello-key----------"//加密密钥大于16
}
/*注入Jwt服务*/
//将appsettings.json中的JwtSettings部分文件读取到JwtSettings中，这是给其他地方用的
services.Configure<JwtSettings>(Configuration.GetSection("JwtSettings"));
var jwtsettings = new JwtSettings();
//将配置绑定到JwtSettings实例中
Configuration.Bind("JwtSettings", jwtsettings);
//添加身份验证
services.AddAuthentication(options=> {
//认证middleware配置
options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
}).
AddJwtBearer(o =>
{
//jwt token参数设置
o.TokenValidationParameters = new TokenValidationParameters
{
NameClaimType = JwtClaimTypes.Name,
RoleClaimType = JwtClaimTypes.Role,
//Token颁发机构
ValidIssuer = jwtsettings.Issuer,
//颁发给谁
ValidAudience = jwtsettings.Audience,
//这里的key要进行加密
IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtsettings.SecretKey)),
/***********************************TokenValidationParameters的参数默认值***********************************/
// RequireSignedTokens = true,
// SaveSigninToken = false,
// ValidateActor = false,
// 将下面两个参数设置为false，可以不验证Issuer和Audience，但是不建议这样做。
// ValidateAudience = true,
// ValidateIssuer = true,
// ValidateIssuerSigningKey = false,
// 是否要求Token的Claims中必须包含Expires
// RequireExpirationTime = true,
// 允许的服务器时间偏移量
// ClockSkew = TimeSpan.FromSeconds(300),
// 是否验证Token有效期，使用当前时间与Token的Claims中的NotBefore和Expires对比
// ValidateLifetime = true
};
});
/*声明授权*/
services.AddAuthorization(options =>
{
options.AddPolicy("IsUser", policy => policy.RequireClaim("IsAdmin", "false"));
options.AddPolicy("IsAdmin", policy => policy.RequireClaim("IsAdmin", "true"));
/*角色*/
//options.AddPolicy("IsAdmin", policy => policy.RequireRole("Administrator", "admin","member"));
});
configure()里面添加
//身份授权认证
app.UseAuthentication();
app.UseHttpsRedirection();
ConfigureServices()里面添加
/*注入Jwt服务*/
//将appsettings.json中的JwtSettings部分文件读取到JwtSettings中，这是给其他地方用的
services.Configure<JwtSettings>(Configuration.GetSection("JwtSettings"));
var jwtsettings = new JwtSettings();
//将配置绑定到JwtSettings实例中
Configuration.Bind("JwtSettings", jwtsettings);
//添加身份验证
services.AddAuthentication(options=> {
//认证middleware配置
options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
}).
AddJwtBearer(o =>
{
//jwt token参数设置
o.TokenValidationParameters = new TokenValidationParameters
{
NameClaimType = JwtClaimTypes.Name,
RoleClaimType = JwtClaimTypes.Role,
//Token颁发机构
ValidIssuer = jwtsettings.Issuer,
//颁发给谁
ValidAudience = jwtsettings.Audience,
//这里的key要进行加密
IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtsettings.SecretKey)),
/***********************************TokenValidationParameters的参数默认值***********************************/
// RequireSignedTokens = true,
// SaveSigninToken = false,
// ValidateActor = false,
// 将下面两个参数设置为false，可以不验证Issuer和Audience，但是不建议这样做。
// ValidateAudience = true,
// ValidateIssuer = true,
// ValidateIssuerSigningKey = false,
// 是否要求Token的Claims中必须包含Expires
// RequireExpirationTime = true,
// 允许的服务器时间偏移量
// ClockSkew = TimeSpan.FromSeconds(300),
// 是否验证Token有效期，使用当前时间与Token的Claims中的NotBefore和Expires对比
// ValidateLifetime = true
};
});
/*声明授权*/
services.AddAuthorization(options =>
{
options.AddPolicy("IsUser", policy => policy.RequireClaim("IsAdmin", "false"));
options.AddPolicy("IsAdmin", policy => policy.RequireClaim("IsAdmin", "true"));
/*角色*/
//options.AddPolicy("IsAdmin", policy => policy.RequireRole("Administrator", "admin","member"));
});
configure()里面添加
//身份授权认证
app.UseAuthentication();
app.UseHttpsRedirection();
{
[ApiController]
[Route("[controller]")]
public class WeatherForecastController : ControllerBase
{
//获取JwtSettings对象信息
private JwtSettings _jwtSettings;
public WeatherForecastController(IOptions<JwtSettings> _jwtSettingsAccesser)
{
_jwtSettings = _jwtSettingsAccesser.Value;
}
/// <summary>
/// 获取token
/// </summary>
/// <param name="user"></param>
private object Token(user model)
{
//测试自己创建的对象
var user = new user
{
id = 1,
username = "138000000",
password = "e10adc3949ba59abbe56e057f20f883e"
};
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.UTF8.GetBytes(_jwtSettings.SecretKey);
var authTime = DateTime.Now;//授权时间
var expiresAt = authTime.AddDays(0.1);//过期时间
var tokenDescripor = new SecurityTokenDescriptor
{
Subject = new ClaimsIdentity(new Claim[] {
new Claim(JwtClaimTypes.Audience,_jwtSettings.Audience),
new Claim(JwtClaimTypes.Issuer,_jwtSettings.Issuer),
new Claim(JwtClaimTypes.Name, user.username.ToString()),
new Claim("IsMember", member), //声明授权
}),
Expires = expiresAt,
//对称秘钥SymmetricSecurityKey
//签名证书(秘钥，加密算法)SecurityAlgorithms
SigningCredentials = new SigningCredentials(new SymmetricSecurityKey(key), SecurityAlgorithms.HmacSha256Signature)
};
var token = tokenHandler.CreateToken(tokenDescripor);
var tokenString = tokenHandler.WriteToken(token);
var result = new
{
access_token = tokenString,
token_type = "Bearer",
profile = new
{
id = user.id,
name = user.username,
phone = user.username,
auth_time = authTime,
expires_at = expiresAt
}
};
return result;
}
[HttpGet]
[Route("get_token")]
public IActionResult Get()
{
return Ok(Token(null));
}
[Authorize(Policy = "IsUser")]
[Authorize(Policy = "IsAdmin")]
[Route("get_user_info")]
[HttpGet]
public IActionResult GetUserInfo()
{
//获取当前请求用户的信息，包含token信息
var user = HttpContext.User;
return Ok(
new
{
Issuer = base.User.Identity.Name,
message = "HAHA",
Issure2 = user.Identity,
user = user.Claims.Count(),
user1 = user.Claims.ElementAt(0).Value,
user2 = user.Claims.ElementAt(1).Value,
user3 = user.Claims.ElementAt(2).Value,
user4 = user.Claims.ElementAt(3).Value,
user5 = user.Claims.ElementAt(4).Value,
user6 = user.Claims.ElementAt(5).Value,
user7 = user.Claims.ElementAt(6).Value,
user8 = user.Claims.ElementAt(7).Value,
}) ;
}
}
}
namespace Jwt.Controllers
{
[ApiController]
[Route("[controller]")]
public class WeatherForecastController : ControllerBase
{
//获取JwtSettings对象信息
private JwtSettings _jwtSettings;
public WeatherForecastController(IOptions<JwtSettings> _jwtSettingsAccesser)
{
_jwtSettings = _jwtSettingsAccesser.Value;
}
/// <summary>
/// 获取token
/// </summary>
/// <param name="user"></param>
private object Token(user model)
{
//测试自己创建的对象
var user = new user
{
id = 1,
username = "138000000",
password = "e10adc3949ba59abbe56e057f20f883e"
};
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.UTF8.GetBytes(_jwtSettings.SecretKey);
var authTime = DateTime.Now;//授权时间
var expiresAt = authTime.AddDays(0.1);//过期时间
var tokenDescripor = new SecurityTokenDescriptor
{
Subject = new ClaimsIdentity(new Claim[] {
new Claim(JwtClaimTypes.Audience,_jwtSettings.Audience),
new Claim(JwtClaimTypes.Issuer,_jwtSettings.Issuer),
new Claim(JwtClaimTypes.Name, user.username.ToString()),
new Claim("IsMember", member), //声明授权
}),
Expires = expiresAt,
//对称秘钥SymmetricSecurityKey
//签名证书(秘钥，加密算法)SecurityAlgorithms
SigningCredentials = new SigningCredentials(new SymmetricSecurityKey(key), SecurityAlgorithms.HmacSha256Signature)
};
var token = tokenHandler.CreateToken(tokenDescripor);
var tokenString = tokenHandler.WriteToken(token);
var result = new
{
access_token = tokenString,
token_type = "Bearer",
profile = new
{
id = user.id,
name = user.username,
phone = user.username,
auth_time = authTime,
expires_at = expiresAt
}
};
return result;
}
[HttpGet]
[Route("get_token")]
public IActionResult Get()
{
return Ok(Token(null));
}
[Authorize(Policy = "IsUser")]
[Authorize(Policy = "IsAdmin")]
[Route("get_user_info")]
[HttpGet]
public IActionResult GetUserInfo()
{
//获取当前请求用户的信息，包含token信息
var user = HttpContext.User;
return Ok(
new
{
Issuer = base.User.Identity.Name,
message = "HAHA",
Issure2 = user.Identity,
user = user.Claims.Count(),
user1 = user.Claims.ElementAt(0).Value,
user2 = user.Claims.ElementAt(1).Value,
user3 = user.Claims.ElementAt(2).Value,
user4 = user.Claims.ElementAt(3).Value,
user5 = user.Claims.ElementAt(4).Value,
user6 = user.Claims.ElementAt(5).Value,
user7 = user.Claims.ElementAt(6).Value,
user8 = user.Claims.ElementAt(7).Value,
}) ;
}
}
}
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