private async Task <bool> TryAuthenticateUser(LoginCredentialsDto credentials)
{
using var activity = traceActivityDecorator.StartActivity();
var cacheKey = CacheKeys.FailedLoginRequests;
var cacheKeyName = cacheKey.Name(credentials.Key);
var usersAndPasswords = GetUsersAndPasswords();
var failedLoginRequests = await cache.TryGetAsync <int>(cacheKeyName);
if (failedLoginRequests.Success && failedLoginRequests.Value >= MaxLoginTries)
{
logger.LogInformation($"User {credentials.Key} has {failedLoginRequests.Value} failed login attempts in the last {cacheKey.TimeToLive.TotalHours} hour(s) and cannot login");
return(false);
}
if (!usersAndPasswords.ContainsKey(credentials.Key) || usersAndPasswords[credentials.Key] != credentials.Secret)
{
logger.LogInformation($"The given password for the user {credentials.Key} is wrong");
await cache.SetAsync(cacheKeyName, failedLoginRequests.Value + 1, cacheKey.TimeToLive);
return(false);
}
await cache.SetAsync(cacheKeyName, 0, cacheKey.TimeToLive);
return(true);
}
public override async Task <HealthCheckResult> DoCheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
{
var adminUsername = config.Get(ConfigNames.AdminUsername);
var cacheKey = CacheKeys.FailedLoginRequests;
var attempts = await cache.TryGetAsync <int>(cacheKey.Name(adminUsername));
var message = $"There are {attempts.Value} login attempts for the admin user in the last {cacheKey.TimeToLive} hours";
if (attempts.Success && attempts.Value >= LoginController.MaxLoginTries)
{
return(HealthCheckResult.Degraded(message));
}
return(HealthCheckResult.Healthy(message));
}