Hangfire 1.8.1

Release notes are available in our blog https://www.hangfire.io/blog/ Please see https://docs.hangfire.io/en/latest/upgrade-guides/upgrading-to-hangfire-1.8.html to learn how to upgrade. 1.8.1 Hangfire.Core • Added – `MisfireHandlingMode.Ignorable` to avoid scheduling recurring jobs on missed schedules. • Added – Support disabling dark mode via the `DashboardOptions.DarkModeEnabled` property. • Changed – Remove the 1-hour limitation for the `WithJobExpirationTimeout` configuration method. • Fixed – Add missing `UseDefaultCulture` configuration method overloads. • Fixed – Add missing `UseDashboardStylesheet` and `UseJobDetailsRenderer` configuration methods. • Fixed – Give even more space for identifiers on the Recurring Jobs page. • Fixed – `state-card-state-active` color is not very dark (by @coolhome). • Fixed – Slightly change chart proportions to fit 4K in Dashboard UI. Hangfire.SqlServer • Fixed – Blocked workers regression since 1.7.33 when using multiple servers inside a process. • Fixed – Target schema version is less than the current schema version error. • Fixed – Implement database metrics without the need for additional permissions. • Fixed – Use the `forceseek` table hint whenever possible to avoid performance drops. Hangfire.NetCore • Fixed – Add `net461` target for Hangfire.NetCore package to avoid missing method exceptions. 1.8.0 Hangfire.Core • Breaking – Dropped the `NET45` platform target in favor of the `NET451` target to support Visual Studio 2022. • Added – Introduce the `Job.Queue` property, so jobs now can have their own queue specified. • Added – Method overloads to create background jobs directly with a custom default queue. • Added – Method overloads to create recurring jobs directly with a custom default queue. • Added – `IBackgroundJobClient.Create` method overloads with the new `queue` parameter. • Added – Allow to filter exception types in `AutomaticRetryAttribute` by using the new `OnlyOn` property. • Added – `DeletedState` now has the persisted `Exception` property populated after a failure. • Added – `JobContinuationOptions.OnlyOnDeletedState` to create continuations after a failure. • Added – `Exception` job parameter is passed to continuation when `UseResultsInContinuations` method is used. • Added – `FromExceptionAttribute` to deal with an antecedent exception in a background job continuation. • Added – Make it possible to specify multiple `JobContinuationOptions` values for a continuation. • Added – `BackgroundJobServerOptions.IsLightweightServer` option to run a server with no storage processes. • Added – Ability to use custom formattable resource identifiers for the `DisableConcurrentExecution` filter. • Added – Pass `ServerId` to `FailedState` instances to simplify the debugging on different servers. • Added – Allow to pass job parameters when creating a job (by @brian-knoll-micronetonline). • Added – `MisfireHandlingMode.Strict` to create a job for each missed recurring job occurrence. • Added – Support for default culture and UI culture via the `UseDefaultCulture` configuration method. • Added – Introduce the `captureDefault` parameter in the `CaptureCulture` filter. • Added – `IGlobalConfiguration.UseFilterProvider` extension method to unify the configuration. • Added – Built-in `Remove` method for `JobFilterCollection` to remove global filters based on their type. • Added – `CompatibilityLevel.Version_180` flag to avoid storing culture parameters when they are the same as the default ones. • Changed – Create job atomically when `Transaction.CreateJob` feature is supported by the storage. • Changed – Query time from storage in recurring and delayed schedulers when supported by storage. • Changed – Move job to the `DeletedState` instead of `SucceededState` when its invocation was canceled by a filter. • Changed – Speedup delayed jobs when a custom default queue is specified by avoiding extra state transition. • Changed – Use UI culture from `CurrentCulture` parameter when `CurrentUICulture` one is missing. • Changed – Increase the default value for the `BackgroundJobServerOptions.StopTimeout` to 500 ms. • Deprecated – `AddOrUpdate` overloads with optional params defined in the `RecurringJobManagerExtensions` class. • Deprecated – `AddOrUpdate` overloads with optional parameters defined in the `RecurringJob` class. • Deprecated – `AddOrUpdate` method overloads with no `recurringJobId` parameter. • Deprecated – `RecurringJobOptions.QueueName` property, new methods should be used instead. • Breaking – Dropped `NET45` platform target in favor of `NET451` target to support Visual Studio 2022. Dashboard UI • Added – Dark mode support for Dashboard UI depending on the system settings (by @danillewin). • Added – Dashboard UI now has a full-width layout to display more data (by @danillewin). • Added – Allow to add custom JavaScript and CSS files to the Dashboard UI via the `DashboardRoutes` class. • Added – `DefaultRecordsPerPage` property on the `DashboardOptions` class (by @PaulARoy). • Added – `IGlobalConfiguration.UseJobDetailsRenderer` method for custom renderers for the Job Details page. • Added – Display deleted jobs in the Realtime and History graphs when supported by storage. • Added – `IGlobalConfiguration.UseDashboardMetrics` extension method to pass multiple metrics at once. • Added – State renderer for the `DeletedState` to display its new exception property. • Added – Support for new `MonitoringApi` methods for the Awaiting Jobs page. • Changed – Make it possible to display methods of non-loaded jobs in the Dashboard UI when supported by storage. • Changed – Improved display of realtime chart with more accents on failed and deleted jobs. • Changed – Don't display the queue name in the state transition list when it's the `default` one. • Changed – Display scheduled job count when the enqueued count is zero on the main metric. Extensibility • Added – `Factory`, `StateMachine`, and `Performer` properties to context classes to avoid injecting services. • Added – Allow to pass custom data to `ApplyStateContext` and `ElectStateContext` instances. • Added – Preserve custom data dictionary between the entire filter chain. • Added – Allow to pass a transaction to background job state changer when new methods are implemented. • Changed – Ignore some members when serializing a `JobFilterAttribute` instance to decrease the payload size. Storage • Added – Virtual `JobStorage.GetReadOnlyConnection` method intended to return `JobStorageConnection` for replicas. • Added – Virtual `JobStorage.HasFeature` method for querying optional features. • Added – The `JobStorageFeatures` class to avoid using magic strings in storage features. • Added – Optional `GetSetCount`, `GetSetContains`, and `GetUtcDateTime` methods for the `JobStorageConnection` class. • Added – Optional `AcquireDistributedLock` and `RemoveFromQueue` methods for the `JobStorageTransaction` class. • Added – Optional `CreateJob` and `SetJobParameter` methods for the `JobStorageTransaction` class. • Added – Optional `ParametersSnapshot` property for `BackgroundJob` and `JobData` classes to minimize roundtrips in the future. • Added – Support for transactional acknowledgment using a new storage method for better handling some data loss scenarios. • Added – Fetch `Retries` and `Awaiting` metrics in `StatisticsDto` properties when supported by storage. • Added – The `JobStorageMonitor` class with more available methods for the new features. • Changed – Allow to query job parameters without additional roundtrip when supported by storage. • Changed – Expose state data dictionaries in list DTOs when supported by storage. • Changed – Rely on storage indexing with the `Monitoring.AwaitingJobs` feature. Internals • Added – `IBackgroundProcess.UseBackgroundPool` now allows to pass thread configuration logic. • Added – `BackgroundJobServerOptions.WorkerThreadConfigurationAction` option for custom thread configuration. • Changed – Allow changing queues on the fly with custom worker configuration. • Changed – Avoid storage roundtrip to query job data in worker, take data from previous state change. • Changed – `FromParameterAttribute`-based logic now always overwrites arguments, even with non-null values. • Changed – Turn the `JobContinuationOptions` enum into flags while still possible. • Changed – Re-implement `TaskExtensions.WaitOneAsync` only with the `RegisterWaitForSingleObject` method. • Changed – `ServerHeartbeatProcess` now uses `ThreadPriority.AboveNormal` to prioritize heartbeats. Hangfire.NetCore • Added – `IApplicationBuilder.UseHangfireServer` that accepts custom factory for `IBackgroundProcessingServer`. • Added – `net451` and `netstandard1.3` targets for the package. • Changed – Use `netstandard2.1` target instead of `netcoreapp3.0` for the package. • Changed – Send the "stop" signal earlier when the host supports .NET Standard 2.1. • Changed – Don't throw `ObjectDisposedException` when hosted service is disposed twice. Hangfire.AspNetCore • Breaking – Make the package to be dependent on Hangfire.NetCore and use the same types. • Added – `IApplicationBuilder.UseHangfireServer` that accepts custom factory for `IBackgroundProcessingServer`. Hangfire.SqlServer • Breaking – Prioritise Microsoft.Data.SqlClient package over System.Data.SqlClient one. • Breaking – Dropped the `NET45` platform target in favor of the `NET451` target to support Visual Studio 2022. • Added – `Schema 8` migration with fixed `JobQueue.Id` column to use the `bigint` type. • Added – `Schema 9` migration that creates an index for the `State.CreatedAt` column. • Added – Automatic client package detection based on available types, preferring `System.Data.SqlClient` (by @0xced). • Added – `SqlServerStorageOptions.DbProviderFactory` option to use a custom provider factory. • Added – Clean up of old state entries of a non-finished job when `InactiveStateExpirationTimeout` is set. • Added – `TryAutoDetectSchemaDependentOptions` option to automatically enable options based on the schema. • Added – Optional experimental transactional acknowledge for SQL Server (`UseTransactionalAcknowledge` option). • Added – Implement the `Connection.GetUtcDateTime` feature to make work the new changes in schedulers. • Added – `SqlServerStorage.SchemaVersion` metric for Dashboard UI. • Added – `DefaultQueueProvider` option to specify a custom default queue provider. • Changed – Remove dependency on System.Data.SqlClient for Hangfire.SqlServer (by @0xced). • Changed – Set default value for the `QueuePollInterval` option to `TimeSpan.Zero`. • Changed – Polling delay when `QueuePollInterval` is set to zero now defaults to 200 ms. • Changed – Sliding invisibility timeout-based fetching method is now used by default with a 5-minute timeout. • Changed – Use command batching by default with a 5-minute maximum timeout. • Changed – Enable the `UseRecommendedIsolationLevel` option by default. • Changed – `GetJobData` now populates the `JobData.ParametersSnapshot` property to avoid additional roundtrips. • Changed – Display scheduled and processing jobs in ascending order in Dashboard UI. • Changed – Implement the `Transaction.AcquireDistributedLock` feature. • Changed – Implement the `GetSetCount.Limited feature`. • Changed – Implement the `GetSetContains feature`. • Changed – Bump the internal version of Dapper to 2.0.123. • Changed – Enable common metrics for SQL Server storage to be shown by default. • Changed – Enable the `Monitoring.AwaitingJobs` feature for SQL storage. • Deprecated – `UsePageLocksOnDequeue` option is now obsolete and doesn't affect anything. Hangfire.SqlServer.Msmq • Breaking – Dropped the `NET45` platform target in favor of the `NET451` target to support Visual Studio 2022.