Newsbot.Collector/Newsbot.Collector.Api/Filters/ApiKeyAuthAttribute.cs

32 lines
1.0 KiB
C#

using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Filters;
using Newsbot.Collector.Domain.Consts;
namespace Newsbot.Collector.Api.Filters;
[AttributeUsage(AttributeTargets.Class| AttributeTargets.Method)]
public class ApiKeyAuthAttribute : Attribute, IAsyncActionFilter
{
private const string ApiKeyHeaderName = "X-API-KEY";
public async Task OnActionExecutionAsync(ActionExecutingContext context, ActionExecutionDelegate next)
{
if (!context.HttpContext.Request.Headers.TryGetValue(ApiKeyHeaderName, out var foundKey))
{
context.Result = new BadRequestResult();
return;
}
var config = context.HttpContext.RequestServices.GetRequiredService<IConfiguration>();
var apiKeys = config.GetValue<string[]>(ConfigConst.ApiKeys);
foreach (var key in apiKeys ?? Array.Empty<string?>())
{
if (key != foundKey) continue;
await next();
return;
}
context.Result = new BadRequestResult();
}
}