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using Microsoft.AspNetCore.Http.HttpResults;
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using Microsoft.AspNetCore.Mvc;
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using StellaOps.Policy.Unknowns.Models;
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using StellaOps.Policy.Unknowns.Repositories;
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using StellaOps.Policy.Unknowns.Services;
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namespace StellaOps.Policy.Engine.Endpoints;
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/// <summary>
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/// API endpoints for managing the Unknowns Registry.
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/// </summary>
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internal static class UnknownsEndpoints
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{
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public static IEndpointRouteBuilder MapUnknowns(this IEndpointRouteBuilder endpoints)
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{
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var group = endpoints.MapGroup("/api/v1/policy/unknowns")
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.RequireAuthorization()
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.WithTags("Unknowns Registry");
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group.MapGet(string.Empty, ListUnknowns)
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.WithName("ListUnknowns")
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.WithSummary("List unknowns with optional band filtering.")
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.Produces<UnknownsListResponse>(StatusCodes.Status200OK);
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group.MapGet("/summary", GetSummary)
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.WithName("GetUnknownsSummary")
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.WithSummary("Get summary counts of unknowns by band.")
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.Produces<UnknownsSummaryResponse>(StatusCodes.Status200OK);
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group.MapGet("/{id:guid}", GetById)
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.WithName("GetUnknownById")
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.WithSummary("Get a specific unknown by ID.")
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.Produces<UnknownResponse>(StatusCodes.Status200OK)
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.Produces<ProblemHttpResult>(StatusCodes.Status404NotFound);
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group.MapPost("/{id:guid}/escalate", Escalate)
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.WithName("EscalateUnknown")
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.WithSummary("Escalate an unknown and trigger a rescan.")
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.Produces<UnknownResponse>(StatusCodes.Status200OK)
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.Produces<ProblemHttpResult>(StatusCodes.Status404NotFound);
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group.MapPost("/{id:guid}/resolve", Resolve)
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.WithName("ResolveUnknown")
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.WithSummary("Mark an unknown as resolved with a reason.")
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.Produces<UnknownResponse>(StatusCodes.Status200OK)
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.Produces<ProblemHttpResult>(StatusCodes.Status404NotFound);
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return endpoints;
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}
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private static async Task<Results<Ok<UnknownsListResponse>, ProblemHttpResult>> ListUnknowns(
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HttpContext httpContext,
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[FromQuery] string? band,
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[FromQuery] int limit = 100,
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[FromQuery] int offset = 0,
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IUnknownsRepository repository = null!,
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CancellationToken ct = default)
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{
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var tenantId = ResolveTenantId(httpContext);
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if (tenantId == Guid.Empty)
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return TypedResults.Problem("Tenant ID is required.", statusCode: StatusCodes.Status400BadRequest);
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IReadOnlyList<Unknown> unknowns;
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if (!string.IsNullOrEmpty(band) && Enum.TryParse<UnknownBand>(band, ignoreCase: true, out var parsedBand))
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{
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unknowns = await repository.GetByBandAsync(tenantId, parsedBand, limit, offset, ct);
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}
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else
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{
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// Get all bands, prioritized
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var hot = await repository.GetByBandAsync(tenantId, UnknownBand.Hot, limit, 0, ct);
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var warm = await repository.GetByBandAsync(tenantId, UnknownBand.Warm, limit, 0, ct);
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var cold = await repository.GetByBandAsync(tenantId, UnknownBand.Cold, limit, 0, ct);
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unknowns = hot.Concat(warm).Concat(cold).Take(limit).ToList().AsReadOnly();
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}
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var items = unknowns.Select(u => new UnknownDto(
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u.Id,
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u.PackageId,
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u.PackageVersion,
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u.Band.ToString().ToLowerInvariant(),
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u.Score,
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u.UncertaintyFactor,
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u.ExploitPressure,
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u.FirstSeenAt,
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u.LastEvaluatedAt,
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u.ResolutionReason,
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u.ResolvedAt)).ToList();
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return TypedResults.Ok(new UnknownsListResponse(items, items.Count));
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}
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private static async Task<Results<Ok<UnknownsSummaryResponse>, ProblemHttpResult>> GetSummary(
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HttpContext httpContext,
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IUnknownsRepository repository = null!,
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CancellationToken ct = default)
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{
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var tenantId = ResolveTenantId(httpContext);
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if (tenantId == Guid.Empty)
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return TypedResults.Problem("Tenant ID is required.", statusCode: StatusCodes.Status400BadRequest);
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var summary = await repository.GetSummaryAsync(tenantId, ct);
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return TypedResults.Ok(new UnknownsSummaryResponse(
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summary.Hot,
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summary.Warm,
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summary.Cold,
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summary.Resolved,
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summary.Hot + summary.Warm + summary.Cold + summary.Resolved));
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}
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private static async Task<Results<Ok<UnknownResponse>, ProblemHttpResult>> GetById(
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HttpContext httpContext,
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Guid id,
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IUnknownsRepository repository = null!,
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CancellationToken ct = default)
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{
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var tenantId = ResolveTenantId(httpContext);
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if (tenantId == Guid.Empty)
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return TypedResults.Problem("Tenant ID is required.", statusCode: StatusCodes.Status400BadRequest);
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var unknown = await repository.GetByIdAsync(tenantId, id, ct);
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if (unknown is null)
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return TypedResults.Problem($"Unknown with ID {id} not found.", statusCode: StatusCodes.Status404NotFound);
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return TypedResults.Ok(new UnknownResponse(ToDto(unknown)));
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}
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private static async Task<Results<Ok<UnknownResponse>, ProblemHttpResult>> Escalate(
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HttpContext httpContext,
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Guid id,
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[FromBody] EscalateUnknownRequest request,
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IUnknownsRepository repository = null!,
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IUnknownRanker ranker = null!,
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CancellationToken ct = default)
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{
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var tenantId = ResolveTenantId(httpContext);
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if (tenantId == Guid.Empty)
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return TypedResults.Problem("Tenant ID is required.", statusCode: StatusCodes.Status400BadRequest);
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var unknown = await repository.GetByIdAsync(tenantId, id, ct);
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if (unknown is null)
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return TypedResults.Problem($"Unknown with ID {id} not found.", statusCode: StatusCodes.Status404NotFound);
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// Re-rank with updated information (if provided)
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// For now, just bump to HOT band if not already
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if (unknown.Band != UnknownBand.Hot)
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{
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var updated = unknown with
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{
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Band = UnknownBand.Hot,
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Score = 75.0m, // Minimum HOT threshold
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LastEvaluatedAt = DateTimeOffset.UtcNow
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};
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await repository.UpdateAsync(updated, ct);
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unknown = updated;
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}
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// TODO: T6 - Trigger rescan job via Scheduler integration
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// await scheduler.CreateRescanJobAsync(unknown.PackageId, unknown.PackageVersion, ct);
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return TypedResults.Ok(new UnknownResponse(ToDto(unknown)));
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}
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private static async Task<Results<Ok<UnknownResponse>, ProblemHttpResult>> Resolve(
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HttpContext httpContext,
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Guid id,
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[FromBody] ResolveUnknownRequest request,
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IUnknownsRepository repository = null!,
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CancellationToken ct = default)
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{
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var tenantId = ResolveTenantId(httpContext);
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if (tenantId == Guid.Empty)
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return TypedResults.Problem("Tenant ID is required.", statusCode: StatusCodes.Status400BadRequest);
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if (string.IsNullOrWhiteSpace(request.Reason))
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return TypedResults.Problem("Resolution reason is required.", statusCode: StatusCodes.Status400BadRequest);
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var success = await repository.ResolveAsync(tenantId, id, request.Reason, ct);
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if (!success)
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return TypedResults.Problem($"Unknown with ID {id} not found.", statusCode: StatusCodes.Status404NotFound);
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var unknown = await repository.GetByIdAsync(tenantId, id, ct);
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return TypedResults.Ok(new UnknownResponse(ToDto(unknown!)));
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}
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private static Guid ResolveTenantId(HttpContext context)
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{
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// First check header
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if (context.Request.Headers.TryGetValue("X-Tenant-Id", out var tenantHeader) &&
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!string.IsNullOrWhiteSpace(tenantHeader) &&
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Guid.TryParse(tenantHeader.ToString(), out var headerTenantId))
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{
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return headerTenantId;
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}
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// Then check claims
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var tenantClaim = context.User?.FindFirst("tenant_id")?.Value;
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if (!string.IsNullOrEmpty(tenantClaim) && Guid.TryParse(tenantClaim, out var claimTenantId))
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{
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return claimTenantId;
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}
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return Guid.Empty;
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}
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private static UnknownDto ToDto(Unknown u) => new(
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u.Id,
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u.PackageId,
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u.PackageVersion,
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u.Band.ToString().ToLowerInvariant(),
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u.Score,
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u.UncertaintyFactor,
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u.ExploitPressure,
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u.FirstSeenAt,
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u.LastEvaluatedAt,
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u.ResolutionReason,
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u.ResolvedAt);
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}
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#region DTOs
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/// <summary>Data transfer object for an unknown entry.</summary>
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public sealed record UnknownDto(
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Guid Id,
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string PackageId,
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string PackageVersion,
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string Band,
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decimal Score,
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decimal UncertaintyFactor,
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decimal ExploitPressure,
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DateTimeOffset FirstSeenAt,
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DateTimeOffset LastEvaluatedAt,
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string? ResolutionReason,
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DateTimeOffset? ResolvedAt);
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/// <summary>Response containing a list of unknowns.</summary>
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public sealed record UnknownsListResponse(IReadOnlyList<UnknownDto> Items, int TotalCount);
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/// <summary>Response containing a single unknown.</summary>
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public sealed record UnknownResponse(UnknownDto Unknown);
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/// <summary>Response containing unknowns summary by band.</summary>
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public sealed record UnknownsSummaryResponse(int Hot, int Warm, int Cold, int Resolved, int Total);
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/// <summary>Request to escalate an unknown.</summary>
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public sealed record EscalateUnknownRequest(string? Notes = null);
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/// <summary>Request to resolve an unknown.</summary>
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public sealed record ResolveUnknownRequest(string Reason);
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#endregion
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@@ -25,6 +25,7 @@
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<ItemGroup>
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<ProjectReference Include="../../__Libraries/StellaOps.Messaging/StellaOps.Messaging.csproj" />
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<ProjectReference Include="../__Libraries/StellaOps.Policy/StellaOps.Policy.csproj" />
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<ProjectReference Include="../__Libraries/StellaOps.Policy.Unknowns/StellaOps.Policy.Unknowns.csproj" />
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<ProjectReference Include="../StellaOps.PolicyDsl/StellaOps.PolicyDsl.csproj" />
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<ProjectReference Include="../../__Libraries/StellaOps.Configuration/StellaOps.Configuration.csproj" />
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<ProjectReference Include="../../__Libraries/StellaOps.Cryptography/StellaOps.Cryptography.csproj" />
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