login failed log message

src/Core/IdentityServer/ResourceOwnerPasswordValidator.cs

@@ -17,6 +17,7 @@ using Bit.Core.Models.Data;
 using Bit.Core.Utilities;
 using System.ComponentModel.DataAnnotations;
 using System.Reflection;
+using Microsoft.Extensions.Logging;
 
 namespace Bit.Core.IdentityServer
 {
@@ -32,6 +33,7 @@ namespace Bit.Core.IdentityServer
         private readonly IOrganizationUserRepository _organizationUserRepository;
         private readonly IApplicationCacheService _applicationCacheService;
         private readonly IMailService _mailService;
+        private readonly ILogger<ResourceOwnerPasswordValidator> _logger;
         private readonly CurrentContext _currentContext;
         private readonly GlobalSettings _globalSettings;
 
@@ -46,6 +48,7 @@ namespace Bit.Core.IdentityServer
             IOrganizationUserRepository organizationUserRepository,
             IApplicationCacheService applicationCacheService,
             IMailService mailService,
+            ILogger<ResourceOwnerPasswordValidator> logger,
             CurrentContext currentContext,
             GlobalSettings globalSettings)
         {
@@ -59,6 +62,7 @@ namespace Bit.Core.IdentityServer
             _organizationUserRepository = organizationUserRepository;
             _applicationCacheService = applicationCacheService;
             _mailService = mailService;
+            _logger = logger;
             _currentContext = currentContext;
             _globalSettings = globalSettings;
         }
@@ -216,6 +220,8 @@ namespace Bit.Core.IdentityServer
                     twoFactorRequest ? EventType.User_FailedLogIn2fa : EventType.User_FailedLogIn);
             }
 
+            _logger.LogWarning(Constants.BypassFiltersEventId, "Failed login attempt.{0}",
+                twoFactorRequest ? " 2FA invalid." : string.Empty);
             await Task.Delay(2000); // Delay for brute force.
             context.Result = new GrantValidationResult(TokenRequestErrors.InvalidGrant,
                 customResponse: new Dictionary<string, object>

src/Identity/Program.cs

@@ -17,7 +17,8 @@ namespace Bit.Identity
                     logging.AddSerilog(hostingContext, e =>
                     {
                         var context = e.Properties["SourceContext"].ToString();
-                        if(context.Contains(typeof(IpRateLimitMiddleware).FullName) && e.Level == LogEventLevel.Information)
+                        if(context.Contains(typeof(IpRateLimitMiddleware).FullName) &&
+                            e.Level == LogEventLevel.Information)
                         {
                             return true;
                         }