86 lines
4.1 KiB
C#
86 lines
4.1 KiB
C#
using System.Net;
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using System.Security.Cryptography;
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using System.Text;
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using System.Text.Json.Nodes;
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using MoShiro.Backend.Api;
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using MoShiro.Backend.Application;
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namespace MoShiro.Backend.Tests;
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/// <summary>
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/// CI 登记清单不需要令牌，但清单必须带 CI 发布密钥的有效签名：令牌存在面板的数据库里，清库、重装或还没有 passkey 的时候就拿不到，
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/// 而清单本来就是签名的，面板直接验签更简单，也没有长期令牌可偷。
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/// </summary>
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[Collection("probe-e2e")]
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public sealed class ReleaseOfferTests
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{
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// openssl 生成的测试密钥对和签名（`openssl dgst -sha256 -sign`，DER）：证明验签接受 CI 脚本实际产出的格式
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private const string TestKey = "-----BEGIN PUBLIC KEY-----\nMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEQwlE2KjYWszeaTsng6CfPxhOqeIV\n+7dm940f7XfHJr9A6/OTiZ2YnhFWWipZ4Z4poPtb6hMW04tIARO8+Km34w==\n-----END PUBLIC KEY-----";
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private const string Manifest = "{\"schema\":1,\"component\":\"agent\",\"seq\":7}";
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private const string OpenSslSignature = "MEUCIDrOloi3otWBiCFcXEsPg6kHCS7G09PrO3hW+3AKXAiZAiEAvXgt9K+iZXnWiEgKdanBKbEoL0LyT/xuaEW6dAG0jDY=";
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private readonly BackendFixture _backend;
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public ReleaseOfferTests(BackendFixture backend)
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{
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_backend = backend;
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}
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[Fact]
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public void ASignatureFromOpenSsl_Verifies_AndAnyChangeDoesNot()
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{
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Assert.True(ReleaseSignature.Verify(TestKey, Manifest, OpenSslSignature));
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest.Replace("7", "8", StringComparison.Ordinal), OpenSslSignature));
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest + " ", OpenSslSignature));
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byte[] tampered = Convert.FromBase64String(OpenSslSignature);
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tampered[10] ^= 1;
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest, Convert.ToBase64String(tampered)));
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}
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[Fact]
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public void AnotherKey_GarbageAndEmptyInputs_AreRejected()
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{
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using var other = ECDsa.Create(ECCurve.NamedCurves.nistP256);
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string signature = Convert.ToBase64String(other.SignData(Encoding.UTF8.GetBytes(Manifest), HashAlgorithmName.SHA256, DSASignatureFormat.Rfc3279DerSequence));
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest, signature));
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest, "not base64!!"));
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest, ""));
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Assert.False(ReleaseSignature.Verify("not a key", Manifest, OpenSslSignature));
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// P1363（节点和 WebAuthn 用的格式）不是 CI 签名的格式
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Assert.False(ReleaseSignature.Verify(TestKey, Manifest, Convert.ToBase64String(new byte[64])));
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}
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[Fact]
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public void TheEmbeddedReleaseKey_IsAUsableP256PublicKey()
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{
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using var key = ECDsa.Create();
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key.ImportFromPem(InstallScripts.ReleaseKey());
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Assert.Equal(256, key.KeySize);
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}
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[Theory]
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[InlineData("{\"component\":\"agent\",\"channel\":\"dev\",\"image\":\"r/a\",\"digest\":\"sha256:0000000000000000000000000000000000000000000000000000000000000000\",\"seq\":99999999999}", "AAAA")]
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[InlineData("", "")]
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[InlineData("not json", "MEUCIDrOloi3otWBiCFcXEsPg6kHCS7G09PrO3hW+3AKXAiZAiEAvXgt9K+iZXnWiEgKdanBKbEoL0LyT/xuaEW6dAG0jDY=")]
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public async Task OfferWithoutAValidCiSignature_IsForbidden_EvenWithoutAnyToken(string manifest, string signature)
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{
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using HttpClient anonymous = _backend.NewClient();
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using HttpResponseMessage response = await anonymous.PostAsync("/api/release/offer", BackendFixture.Json(new JsonObject { ["manifest"] = manifest, ["signature"] = signature }));
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Assert.Equal(HttpStatusCode.Forbidden, response.StatusCode);
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}
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[Fact]
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public async Task TheAdminEndpoint_StillNeedsTheCapability()
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{
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using HttpClient anonymous = _backend.NewClient();
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using HttpResponseMessage response = await anonymous.PostAsync("/api/admin/releases", BackendFixture.Json(new JsonObject { ["manifest"] = Manifest, ["signature"] = OpenSslSignature }));
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Assert.Equal(HttpStatusCode.Unauthorized, response.StatusCode);
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}
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}
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