49 lines
1.7 KiB
49 lines
1.7 KiB
using System.Threading.Tasks;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Net;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Http;
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namespace Jellyfin.Api.Auth.AnonymousLanAccessPolicy
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{
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/// <summary>
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/// LAN access handler. Allows anonymous users.
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/// </summary>
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public class AnonymousLanAccessHandler : AuthorizationHandler<AnonymousLanAccessRequirement>
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{
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private readonly INetworkManager _networkManager;
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private readonly IHttpContextAccessor _httpContextAccessor;
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/// <summary>
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/// Initializes a new instance of the <see cref="AnonymousLanAccessHandler"/> class.
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/// </summary>
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/// <param name="networkManager">Instance of the <see cref="INetworkManager"/> interface.</param>
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/// <param name="httpContextAccessor">Instance of the <see cref="IHttpContextAccessor"/> interface.</param>
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public AnonymousLanAccessHandler(
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INetworkManager networkManager,
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IHttpContextAccessor httpContextAccessor)
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{
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_networkManager = networkManager;
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_httpContextAccessor = httpContextAccessor;
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}
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/// <inheritdoc />
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protected override Task HandleRequirementAsync(AuthorizationHandlerContext context, AnonymousLanAccessRequirement requirement)
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{
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var ip = _httpContextAccessor.HttpContext?.GetNormalizedRemoteIP();
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// Loopback will be on LAN, so we can accept null.
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if (ip is null || _networkManager.IsInLocalNetwork(ip))
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{
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context.Succeed(requirement);
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}
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else
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{
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context.Fail();
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}
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return Task.CompletedTask;
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}
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}
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}
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