56 lines
2.1 KiB
C#

namespace AAIntegration.SimmonsBank.API.Handlers;
using System.Security.Claims;
using System.Text.Encodings.Web;
using Microsoft.AspNetCore.Authentication;
using Microsoft.Extensions.Options;
using AAIntegration.SimmonsBank.API.Services;
using AAIntegration.SimmonsBank.API.Configs;
public class ApiKeyAuthenticationHandler : AuthenticationHandler<ApiKeyAuthenticationOptions>
{
private readonly ICacheService _cacheService;
private readonly ILogger<ApiKeyAuthenticationHandler> _logger;
public ApiKeyAuthenticationHandler (
IOptionsMonitor<ApiKeyAuthenticationOptions> options,
ILoggerFactory loggerFactory,
UrlEncoder encoder,
ISystemClock clock,
ICacheService cacheService,
ILogger<ApiKeyAuthenticationHandler> logger
) : base(options, loggerFactory, encoder, clock)
{
_cacheService = cacheService;
_logger = logger;
}
protected override async Task<AuthenticateResult> HandleAuthenticateAsync()
{
if (!Request.Headers.TryGetValue(ApiKeyAuthenticationOptions.HeaderName, out var apiKey) || apiKey.Count != 1)
{
//_logger.LogWarning("An API request was received without the x-api-key header");
return AuthenticateResult.Fail("Invalid parameters");
}
var clientId = _cacheService.GetClientIdFromApiKey(apiKey);
if (clientId <= 0)
{
_logger.LogWarning($"An API request was received with an invalid API key: {apiKey}");
return AuthenticateResult.Fail("Invalid parameters");
}
_logger.BeginScope("{ClientId}", clientId);
_logger.LogInformation($"Client '{clientId}' authenticated with API Key");
var claims = new[] { new Claim(ClaimTypes.Name, clientId.ToString()) };
var identity = new ClaimsIdentity(claims, ApiKeyAuthenticationOptions.DefaultScheme);
var identities = new List<ClaimsIdentity> { identity };
var principal = new ClaimsPrincipal(identities);
var ticket = new AuthenticationTicket(principal, ApiKeyAuthenticationOptions.DefaultScheme);
return AuthenticateResult.Success(ticket);
}
}