85 lines
3.6 KiB
C#
85 lines
3.6 KiB
C#
using System.Globalization;
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using System.Security.Claims;
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using System.Text.Encodings.Web;
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using System.Threading.Tasks;
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using Jellyfin.Api.Constants;
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using Jellyfin.Data.Enums;
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using MediaBrowser.Controller.Authentication;
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using MediaBrowser.Controller.Net;
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using Microsoft.AspNetCore.Authentication;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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namespace Jellyfin.Api.Auth
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{
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/// <summary>
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/// Custom authentication handler wrapping the legacy authentication.
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/// </summary>
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public class CustomAuthenticationHandler : AuthenticationHandler<AuthenticationSchemeOptions>
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{
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private readonly IAuthService _authService;
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private readonly ILogger<CustomAuthenticationHandler> _logger;
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/// <summary>
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/// Initializes a new instance of the <see cref="CustomAuthenticationHandler" /> class.
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/// </summary>
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/// <param name="authService">The jellyfin authentication service.</param>
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/// <param name="options">Options monitor.</param>
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/// <param name="logger">The logger.</param>
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/// <param name="encoder">The url encoder.</param>
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/// <param name="clock">The system clock.</param>
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public CustomAuthenticationHandler(
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IAuthService authService,
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IOptionsMonitor<AuthenticationSchemeOptions> options,
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ILoggerFactory logger,
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UrlEncoder encoder,
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ISystemClock clock) : base(options, logger, encoder, clock)
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{
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_authService = authService;
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_logger = logger.CreateLogger<CustomAuthenticationHandler>();
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}
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/// <inheritdoc />
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protected override async Task<AuthenticateResult> HandleAuthenticateAsync()
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{
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try
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{
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var authorizationInfo = await _authService.Authenticate(Request).ConfigureAwait(false);
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var role = UserRoles.User;
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if (authorizationInfo.IsApiKey || authorizationInfo.User.HasPermission(PermissionKind.IsAdministrator))
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{
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role = UserRoles.Administrator;
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}
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var claims = new[]
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{
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new Claim(ClaimTypes.Name, authorizationInfo.User?.Username ?? string.Empty),
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new Claim(ClaimTypes.Role, role),
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new Claim(InternalClaimTypes.UserId, authorizationInfo.UserId.ToString("N", CultureInfo.InvariantCulture)),
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new Claim(InternalClaimTypes.DeviceId, authorizationInfo.DeviceId),
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new Claim(InternalClaimTypes.Device, authorizationInfo.Device),
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new Claim(InternalClaimTypes.Client, authorizationInfo.Client),
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new Claim(InternalClaimTypes.Version, authorizationInfo.Version),
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new Claim(InternalClaimTypes.Token, authorizationInfo.Token),
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new Claim(InternalClaimTypes.IsApiKey, authorizationInfo.IsApiKey.ToString(CultureInfo.InvariantCulture))
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};
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var identity = new ClaimsIdentity(claims, Scheme.Name);
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var principal = new ClaimsPrincipal(identity);
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var ticket = new AuthenticationTicket(principal, Scheme.Name);
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return AuthenticateResult.Success(ticket);
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}
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catch (AuthenticationException ex)
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{
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_logger.LogDebug(ex, "Error authenticating with {Handler}", nameof(CustomAuthenticationHandler));
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return AuthenticateResult.NoResult();
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}
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catch (SecurityException ex)
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{
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return AuthenticateResult.Fail(ex);
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}
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}
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}
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}
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