feat(ads/seo/release): v1.2.0 with live Google Ads, isolated ad profile, ads.txt, and SEO/AEO/GEO optimization
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Yun Chan
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975 changed files with 130593 additions and 16783 deletions
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tests/Paca.Tests/Core/CoreAndServerResilienceGateTests.cs
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tests/Paca.Tests/Core/CoreAndServerResilienceGateTests.cs
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Net.Http;
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using System.Net.Http.Json;
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using System.Threading;
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using System.Threading.Tasks;
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using Paca.Core.Config;
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using Paca.Core.Hls;
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using Paca.Core.Models;
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using Paca.Core.Platform;
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using Paca.Mobile.Core;
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using Paca.Server;
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using Xunit;
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namespace Paca.Tests.Core;
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public class CoreAndServerResilienceGateTests
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{
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// =========================================================================
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// Gate 1: Paca.Server 로컬 API 보안 - 비웹 스킴(file, javascript 등) 주입 차단
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// =========================================================================
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[Theory]
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[InlineData("javascript:alert(1)")]
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[InlineData("file:///C:/Windows/System32/calc.exe")]
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[InlineData("data:text/html,<h1>PWNED</h1>")]
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[InlineData("gopher://evil.com/payload")]
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public async Task Gate_Server_Rejects_Non_Web_Schemes_In_Tab_Open(string illegalUrl)
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{
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var options = new ServerOptions
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{
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Port = 0,
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Token = "test-token-1234567890",
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Queue = new FakeQueueAdapter(),
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TabOpener = _ => { }
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};
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await using var server = await ServerHost.StartAsync(options);
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using var client = new HttpClient();
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client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", options.Token);
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var payload = new Dictionary<string, string> { ["url"] = illegalUrl };
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var resp = await client.PostAsJsonAsync($"http://127.0.0.1:{server.Port}/api/tabs/open", payload);
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Assert.Equal(HttpStatusCode.BadRequest, resp.StatusCode);
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}
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[Theory]
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[InlineData("file:///C:/secrets.txt")]
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[InlineData("javascript:void(0)")]
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[InlineData("ftp://ftp.example.com/test")]
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public async Task Gate_Server_Rejects_Non_Web_Schemes_In_Queue(string illegalUrl)
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{
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var options = new ServerOptions
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{
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Port = 0,
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Token = "test-token-1234567890",
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Queue = new FakeQueueAdapter()
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};
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await using var server = await ServerHost.StartAsync(options);
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using var client = new HttpClient();
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client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", options.Token);
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var payload = new { url = illegalUrl, title = "Illegal" };
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var resp = await client.PostAsJsonAsync($"http://127.0.0.1:{server.Port}/api/queue", payload);
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Assert.Equal(HttpStatusCode.BadRequest, resp.StatusCode);
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}
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// =========================================================================
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// Gate 2: Paca.Server TabProvider 동시 컬렉션 수정 안전성
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// =========================================================================
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[Fact]
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public async Task Gate_Server_TabProvider_Thread_Safety_Against_Concurrent_Modification()
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{
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var tabList = new List<RemoteTabInfo>
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{
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new("tab-1", "Tab 1", "https://example.com/1", false, true)
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};
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var options = new ServerOptions
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{
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Port = 0,
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Token = "test-token-1234567890",
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Queue = new FakeQueueAdapter(),
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TabProvider = () =>
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{
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// 열거 시점에 다른 스레드가 리스트를 변경하는 레이스 컨디션 시뮬레이션
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tabList.Add(new RemoteTabInfo($"tab-{Guid.NewGuid()}", "New Tab", "https://example.com", false, false));
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return tabList;
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}
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};
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await using var server = await ServerHost.StartAsync(options);
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using var client = new HttpClient();
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client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", options.Token);
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// 동시 변경이 발생해도 500 InternalServerError (Collection was modified) 없이 200 OK 응답해야 함
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var resp = await client.GetAsync($"http://127.0.0.1:{server.Port}/api/tabs");
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Assert.Equal(HttpStatusCode.OK, resp.StatusCode);
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}
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// =========================================================================
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// Gate 3: HlsDownloader 영구 4xx(404, 403) 오류 시 즉각 탈출 검증 (불필요한 재시도 방어)
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// =========================================================================
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[Fact]
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public async Task Gate_HlsDownloader_Aborts_Immediately_On_Permanent_4xx_Error()
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{
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int requestCount = 0;
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var handler = new MockHttpHandler(req =>
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{
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Interlocked.Increment(ref requestCount);
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return new HttpResponseMessage(HttpStatusCode.NotFound);
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});
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using var http = new HttpClient(handler);
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var config = new AppConfig { Retries = 5 }; // 설정은 5회 재시도이지만 404면 즉시 중단해야 함
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var downloader = new HlsDownloader(http, config, new FakeMediaMuxer());
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var tempDir = Path.Combine(Path.GetTempPath(), "paca_test_" + Guid.NewGuid().ToString("N"));
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Directory.CreateDirectory(tempDir);
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try
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{
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await Assert.ThrowsAnyAsync<Exception>(async () =>
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{
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await downloader.DownloadAsync(new Uri("https://example.com/missing.m3u8"), Path.Combine(tempDir, "out"));
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});
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// 404 Not Found는 5회까지 재시도하지 않고 1회만에 즉각 중단되어야 함
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Assert.Equal(1, requestCount);
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}
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finally
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{
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try { if (Directory.Exists(tempDir)) Directory.Delete(tempDir, true); } catch { }
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}
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}
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// =========================================================================
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// Gate 4: HlsDownloader 0바이트 또는 트렁케이션 청크 감지 및 재시도
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// =========================================================================
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[Fact]
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public async Task Gate_HlsDownloader_Rejects_ZeroByte_And_Truncated_Segments()
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{
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int segmentAttempts = 0;
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var m3u8 = "#EXTM3U\n#EXT-X-TARGETDURATION:10\n#EXTINF:10.0,\nseg1.ts\n#EXT-X-ENDLIST";
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var handler = new MockHttpHandler(req =>
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{
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if (req.RequestUri!.AbsoluteUri.EndsWith(".m3u8"))
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{
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return new HttpResponseMessage(HttpStatusCode.OK) { Content = new StringContent(m3u8) };
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}
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// seg1.ts 첫 시도는 0바이트 응답, 2번째 시도는 정상 100바이트 응답
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var attempt = Interlocked.Increment(ref segmentAttempts);
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if (attempt == 1)
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{
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return new HttpResponseMessage(HttpStatusCode.OK)
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{
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Content = new ByteArrayContent(Array.Empty<byte>())
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};
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}
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return new HttpResponseMessage(HttpStatusCode.OK)
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{
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Content = new ByteArrayContent(new byte[100])
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};
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});
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using var http = new HttpClient(handler);
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var config = new AppConfig { Retries = 3 };
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var downloader = new HlsDownloader(http, config, new FakeMediaMuxer());
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var tempDir = Path.Combine(Path.GetTempPath(), "paca_test_" + Guid.NewGuid().ToString("N"));
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Directory.CreateDirectory(tempDir);
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try
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{
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// 첫 시도가 0바이트이므로 실패 처리 후 2번째 시도에서 복구되어야 함
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var result = await downloader.DownloadAsync(new Uri("https://example.com/test.m3u8"), Path.Combine(tempDir, "out"));
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Assert.True(File.Exists(result));
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Assert.True(segmentAttempts >= 2, "0바이트 청크를 거르고 최소 2회 이상 시도해야 합니다.");
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}
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finally
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{
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try { if (Directory.Exists(tempDir)) Directory.Delete(tempDir, true); } catch { }
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}
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}
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// ── Helper Mock ──
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private sealed class MockHttpHandler : HttpMessageHandler
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{
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private readonly Func<HttpRequestMessage, HttpResponseMessage> _responder;
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public MockHttpHandler(Func<HttpRequestMessage, HttpResponseMessage> responder) => _responder = responder;
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protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken) =>
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Task.FromResult(_responder(request));
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}
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private sealed class FakeMediaMuxer : IMediaMuxer
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{
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public Task RemuxAsync(string ffmpeg, string input, string output, CancellationToken ct)
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{
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File.Copy(input, output, overwrite: true);
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return Task.CompletedTask;
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}
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public Task DownloadDashAsync(string ffmpeg, Uri mpdUrl, string output, double durationSec, HttpClient http, IProgress<DownloadProgress>? progress, CancellationToken ct) => Task.CompletedTask;
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public string? ResolveFfmpeg(AppConfig config) => "fake-ffmpeg";
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}
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private sealed class FakeQueueAdapter : IQueueAdapter
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{
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#pragma warning disable CS0067
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public event Action? Changed;
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#pragma warning restore CS0067
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public Task<string> AddAsync(string url, string? title = null) => Task.FromResult(Guid.NewGuid().ToString("N"));
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public Task<IReadOnlyList<QueueItemDto>> GetItemsAsync() => Task.FromResult<IReadOnlyList<QueueItemDto>>(Array.Empty<QueueItemDto>());
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public Task PauseAsync(string id) => Task.CompletedTask;
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public Task ResumeAsync(string id) => Task.CompletedTask;
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public Task CancelAsync(string id) => Task.CompletedTask;
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}
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}
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