public JwtLoginResult LogIn(string userName, IEnumerable <string> roles, JwtAuthenticationOptions options)
{
var handler = new JwtSecurityTokenHandler();
var claims = new List <Claim> {
new Claim(ClaimTypes.Name, userName)
};
claims.AddRange(roles.Select(r => new Claim(ClaimTypes.Role, r)));
var now = DateTimeOffset.Now;
var expires = now + options.AccessTokenExpireTime;
var descriptor = new SecurityTokenDescriptor
{
Subject = new ClaimsIdentity(claims),
Issuer = Options.Issuer,
Audience = Options.Audience,
IssuedAt = now.UtcDateTime,
NotBefore = now.UtcDateTime,
Expires = expires?.UtcDateTime,
SigningCredentials = new SigningCredentials(TokenValidationParameters.IssuerSigningKey, options.SigningAlgorithm)
};
var token = handler.CreateToken(descriptor);
return(new JwtLoginResult(userName, handler.WriteToken(token), now, expires));
}
public JwtAuthenticator(TokenValidationParameters tokenValidationParameters, JwtAuthenticationOptions options)
{
TokenValidationParameters = tokenValidationParameters;
Options = options;
}
public static IServiceCollection AddJwtAuthentication(this IServiceCollection services, JwtAuthenticationOptions options, TokenValidationParameters parameters)
{
return(services.AddJwtAuthentication(options, jwt =>
{
jwt.TokenValidationParameters = parameters;
}));
}
public static IServiceCollection AddJwtAuthentication(this IServiceCollection services, JwtAuthenticationOptions options)
{
var key = System.Text.Encoding.ASCII.GetBytes(options.Secret);
var parameters = new TokenValidationParameters
{
ValidIssuer = options.Issuer,
ValidAudience = options.Audience,
ValidateIssuer = options.Issuer != null,
ValidateAudience = options.Audience != null,
ValidateLifetime = options.AccessTokenExpireTime != null,
ValidateIssuerSigningKey = true,
IssuerSigningKey = new SymmetricSecurityKey(key)
};
return(services.AddJwtAuthentication(options, parameters));
}
public static IServiceCollection AddJwtAuthentication(this IServiceCollection services, JwtAuthenticationOptions options, Action <JwtBearerOptions> configureOptions)
{
var optionsInstance = new JwtBearerOptions();
configureOptions(optionsInstance);
var jwtService = new JwtAuthenticator(optionsInstance.TokenValidationParameters, options);
services.AddAuthentication().AddJwtBearer(configureOptions);
return(services.AddSingleton <IJwtAuthenticator>(jwtService));
}