Hangfire Versions Save

Release Notes

Hangfire.Core

• Changed – Allow to configure MaxLinesInStackTrace for a particular FailedState instance.
• Fixed – Remove job id from schedule when it's not in the Scheduled state for some reason.
• Fixed – Missing invocations of recurring jobs when the new "Ignorable" option is used.
• Fixed – Make DisableConcurrentExecutionAttribute and LatencyTimeoutAttribute serializable.

Release Notes

Hangfire.Core

• Changed – Disable transactional job creation feature appeared in 1.8.0.
• Fixed – "Can not start continuation XXX" error when storage supports transactional job creation.

Hangfire.SqlServer

• Fixed – InvalidOperationException with new dashboard metrics when a database has multiple data/log files.

Release Notes

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 1.7.28 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.

Release Notes

Hangfire.SqlServer

• Fixed – Blocked workers regression since 1.7.28 when using multiple servers inside a process.

Release Notes

Please see more human-friendly release notes in our blog https://www.hangfire.io/blog/2023/04/28/hangfire-1.8.0.html. Please see https://docs.hangfire.io/en/latest/upgrade-guides/upgrading-to-hangfire-1.8.html to learn how to upgrade.

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.

Release Notes

Hangfire.Core

• Added – DefaultRecordsPerPage property on the DashboardOptions class (by @PaulARoy).

Hangfire.NetCore

• Changed – Send the "stop" signal earlier when host supports .NET Standard 2.1.
• Changed – Don't throw ObjectDisposedException when hosted service disposed twice.

Hangfire.SqlServer

• Added – Schema 9 migration that creates index for the State.CreatedAt column.
• Added – Clean up of old state entries of a non-finished job when InactiveStateExpirationTimeout is set.
• Added – DefaultQueueProvider option to specify a custom default queue provider.
• Changed – Enable common metrics for SQL Server storage to be shown by default.

Release Notes

Please see release notes in our blog – https://www.hangfire.io/blog/2023/03/30/hangfire-1.8.0-rc3.html.

Hangfire.Core

• Added – Introduce the captureDefault parameter in the CaptureCulture filter.
• Added – Built-in awaiting metric through the StatisticsDto.Awaiting for monitoring stats.
• Added – JobStorageFeatures class to avoid using magic strings in storage features.
• Added – Create job atomically when corresponding storage feature supported.
• Added – Support for new MonitoringApi methods for the Awaiting Jobs page.
• Changed – Rely on captureDefault when dealing with default cultures instead of compatibility level.
• Changed – Rename in a non-breaking way SetContains to GetSetContains for consistency.
• Changed – Rely on storage indexing with Monitoring.AwaitingJobs feature.
• Changed – Rename the BatchedGetFirstByLowest feature.
• Changed – Throw more descriptive NotSupportedException from new storage methods
• Changed – Make new methods in JobStorageMonitor virtual, not abstract.
• Changed – Change GetSetCount with multiple keys in a non-breaking way.
• Fixed – Throw an exception early when Job.Queue feature not supported.
• Fixed – Don't show assembly details in deleted state renderer.
• Rollback – Use the AttemptsExceededAction.Delete option by default in the global automatic retry filter.

Hangfire.SqlServer

• Changed – Enable the Monitoring.AwaitingJobs feature for SQL storage.
• Changed – Implement the Transaction.AcquireDistributedLock feature.
• Changed – Implement the GetSetCount.Limited feature.
• Changed – Implement the GetSetContains feature.
• Fixed – Detect schema-related options after migration, not before, to get the actual schema version.

Release Notes

Hangfire.Core

• Added – Add reschedule functionality to BackgroundJob and IBackgroundJobClient (by @chrischu).
• Fixed – ArgumentNullException with tricky generic type with inheritance case for jobs.
• Fixed – Display "Aborted servers will be removed…" note only once aborted threshold passed.

Release Notes

Hangfire.SqlServer

• Changed – Use SQL Server as a time authority for server heartbeats.
• Changed – Increase MinPollingDelayMs for SQL Server to 100 milliseconds.
• Changed – Don't wait on SQL Server's side when using long polling for fetching.

Hangfire.AspNetCore

• Fixed – Implement support IAsyncDisposable for IServiceScope instances for newer .NET platforms.

Release Notes

Hangfire.Core

• Added – Support for default culture and UI culture via the UseDefaultCulture configuration method.
• Added – CompatibilityLevel.Version_180 flag to avoid storing culture parameters when they are the same as default.
• Added – BackgroundJobServerOptions.IsLightweightServer option to run server with no storage processes.
• Changed – Use UI culture from CurrentCulture parameter when CurrentUICulture one is missing.

Hangfire.SqlServer

• Breaking – Prioritise Microsoft.Data.SqlClient package over System.Data.SqlClient one.
• Changed – Bump internal version of Dapper to 2.0.123.
• Changed – Remove System.Data.SqlClient package from the NuGet dependency graph (by @0xced).

Hangfire.NetCore

• Added – net451 and netstandard1.3 targets for the package.
• Changed – Use netstandard2.1 target instead of netcoreapp3.0 for the package.

Hangfire.AspNetCore

• Breaking – Make the package to be dependent on Hangfire.NetCore to use the same types.