Rhea/Controllers/NarInfoController.cs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

using Microsoft.AspNetCore.Mvc;

namespace Rhea.Controllers;

[ApiController]
public class NarInfoController(RheaConfiguration cfg, StoreMetaService storeSvc) : ControllerBase
{
    [HttpHead("/{hash}.narinfo")]
    public async Task CheckNixNarExists(string hash)
    {
        var path = await storeSvc.GetStorePathByBaseName(hash);
        Response.StatusCode = string.IsNullOrWhiteSpace(path) ? 404 : 200;
    }
    
    [HttpGet("/{hash}.narinfo")]
    public async Task<string> GetNixNarInfo(string hash)
    {
        var path = await storeSvc.GetStorePathByBaseName(hash);
        
        return $"""
               StorePath: {cfg.StorePath}/{path}
               URL: nar/09d83cyl9dlfkkbspkgkk7bfydj3mvw6r1x98kvc2v8wl2xd8ldy.nar.zst
               Compression: zstd
               FileHash: sha256:0yzqbk88qqh0c7dswwcm27y1pxs5a83hga81vjmcs9d331psv1g8
               FileSize: 48255244
               NarHash: sha256:09d83cyl9dlfkkbspkgkk7bfydj3mvw6r1x98kvc2v8wl2xd8ldy
               NarSize: 209581048
               Sig: cache.nixos.org-1:sRYhPUkDDRCgZDlgPMvXYEgYvX3GF24wT0v6HOUrtB/4g5lZffgRksiSmsth2wKRPlMijKP/yoDkG4NZDJfJCA==
               CA: fixed:r:sha256:09d83cyl9dlfkkbspkgkk7bfydj3mvw6r1x98kvc2v8wl2xd8ldy
               """;
    }
}