Refactored IndexerStatusService into Thingy Provider architecture.

src/NzbDrone.Core.Test/Download/Pending/PendingReleaseServiceTests/PendingReleaseServiceFixture.cs

@@ -27,7 +27,7 @@ namespace NzbDrone.Core.Test.Download.Pending.PendingReleaseServiceTests
         public void should_not_ignore_pending_items_from_available_indexer()
         {
             Mocker.GetMock<IIndexerStatusService>()
-                .Setup(v => v.GetBlockedIndexers())
+                .Setup(v => v.GetBlockedProviders())
                 .Returns(new List<IndexerStatus>());
 
             GivenPendingRelease();
@@ -43,7 +43,7 @@ namespace NzbDrone.Core.Test.Download.Pending.PendingReleaseServiceTests
         public void should_ignore_pending_items_from_unavailable_indexer()
         {
             Mocker.GetMock<IIndexerStatusService>()
-                .Setup(v => v.GetBlockedIndexers())
+                .Setup(v => v.GetBlockedProviders())
                 .Returns(new List<IndexerStatus> { new IndexerStatus { ProviderId = 1, DisabledTill = DateTime.UtcNow.AddHours(2) } });
 
             GivenPendingRelease();

src/NzbDrone.Core.Test/HealthCheck/Checks/IndexerStatusCheckFixture.cs

@@ -22,7 +22,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
                   .Returns(_indexers);
 
             Mocker.GetMock<IIndexerStatusService>()
-                   .Setup(v => v.GetBlockedIndexers())
+                   .Setup(v => v.GetBlockedProviders())
                    .Returns(_blockedIndexers);
         }
 

src/NzbDrone.Core.Test/IndexerTests/IndexerStatusServiceFixture.cs

@@ -21,7 +21,7 @@ namespace NzbDrone.Core.Test.IndexerTests
         private void WithStatus(IndexerStatus status)
         {
             Mocker.GetMock<IIndexerStatusRepository>()
-                .Setup(v => v.FindByIndexerId(1))
+                .Setup(v => v.FindByProviderId(1))
                 .Returns(status);
 
             Mocker.GetMock<IIndexerStatusRepository>()
@@ -44,7 +44,7 @@ namespace NzbDrone.Core.Test.IndexerTests
 
             VerifyUpdate();
 
-            var status = Subject.GetBlockedIndexers().FirstOrDefault();
+            var status = Subject.GetBlockedProviders().FirstOrDefault();
             status.Should().NotBeNull();
             status.DisabledTill.Should().HaveValue();
             status.DisabledTill.Value.Should().BeCloseTo(_epoch + TimeSpan.FromMinutes(5), 500);
@@ -59,7 +59,7 @@ namespace NzbDrone.Core.Test.IndexerTests
 
             VerifyUpdate();
 
-            var status = Subject.GetBlockedIndexers().FirstOrDefault();
+            var status = Subject.GetBlockedProviders().FirstOrDefault();
             status.Should().BeNull();
         }
 
@@ -82,7 +82,7 @@ namespace NzbDrone.Core.Test.IndexerTests
             Subject.RecordSuccess(1);
             Subject.RecordFailure(1);
 
-            var status = Subject.GetBlockedIndexers().FirstOrDefault();
+            var status = Subject.GetBlockedProviders().FirstOrDefault();
             status.Should().NotBeNull();
             status.DisabledTill.Should().HaveValue();
             status.DisabledTill.Value.Should().BeCloseTo(_epoch + TimeSpan.FromMinutes(15), 500);

src/NzbDrone.Core/Download/Pending/PendingReleaseService.cs

@@ -101,7 +101,7 @@ namespace NzbDrone.Core.Download.Pending
 
         private List<ReleaseInfo> FilterBlockedIndexers(List<ReleaseInfo> releases)
         {
-            var blockedIndexers = new HashSet<int>(_indexerStatusService.GetBlockedIndexers().Select(v => v.ProviderId));
+            var blockedIndexers = new HashSet<int>(_indexerStatusService.GetBlockedProviders().Select(v => v.ProviderId));
 
             return releases.Where(release => !blockedIndexers.Contains(release.IndexerId)).ToList();
         }

src/NzbDrone.Core/HealthCheck/Checks/IndexerStatusCheck.cs

@@ -7,36 +7,36 @@ namespace NzbDrone.Core.HealthCheck.Checks
 {
     public class IndexerStatusCheck : HealthCheckBase
     {
-        private readonly IIndexerFactory _indexerFactory;
+        private readonly IIndexerFactory _providerFactory;
-        private readonly IIndexerStatusService _indexerStatusService;
+        private readonly IIndexerStatusService _providerStatusService;
 
-        public IndexerStatusCheck(IIndexerFactory indexerFactory, IIndexerStatusService indexerStatusService)
+        public IndexerStatusCheck(IIndexerFactory providerFactory, IIndexerStatusService providerStatusService)
         {
-            _indexerFactory = indexerFactory;
+            _providerFactory = providerFactory;
-            _indexerStatusService = indexerStatusService;
+            _providerStatusService = providerStatusService;
         }
 
         public override HealthCheck Check()
         {
-            var enabledIndexers = _indexerFactory.GetAvailableProviders();
+            var enabledProviders = _providerFactory.GetAvailableProviders();
-            var backOffIndexers = enabledIndexers.Join(_indexerStatusService.GetBlockedIndexers(),
+            var backOffProviders = enabledProviders.Join(_providerStatusService.GetBlockedProviders(),
                     i => i.Definition.Id,
                     s => s.ProviderId,
-                    (i, s) => new { Indexer = i, Status = s })
+                    (i, s) => new { Provider = i, Status = s })
                 .Where(v => (v.Status.MostRecentFailure - v.Status.InitialFailure) > TimeSpan.FromHours(1))
                 .ToList();
 
-            if (backOffIndexers.Empty())
+            if (backOffProviders.Empty())
             {
                 return new HealthCheck(GetType());
             }
 
-            if (backOffIndexers.Count == enabledIndexers.Count)
+            if (backOffProviders.Count == enabledProviders.Count)
             {
                 return new HealthCheck(GetType(), HealthCheckResult.Error, "All indexers are unavailable due to failures", "#indexers-are-unavailable-due-to-failures");
             }
 
-            return new HealthCheck(GetType(), HealthCheckResult.Warning, string.Format("Indexers unavailable due to failures: {0}", string.Join(", ", backOffIndexers.Select(v => v.Indexer.Definition.Name))), "#indexers-are-unavailable-due-to-failures");
+            return new HealthCheck(GetType(), HealthCheckResult.Warning, string.Format("Indexers unavailable due to failures: {0}", string.Join(", ", backOffProviders.Select(v => v.Provider.Definition.Name))), "#indexers-are-unavailable-due-to-failures");
         }
     }
 }

src/NzbDrone.Core/Indexers/IndexerBase.cs

@@ -96,11 +96,6 @@ namespace NzbDrone.Core.Indexers
                 failures.Add(new ValidationFailure(string.Empty, "Test was aborted due to an error: " + ex.Message));
             }
 
-            if (Definition.Id != 0)
-            {
-                _indexerStatusService.RecordSuccess(Definition.Id);
-            }
-
             return new ValidationResult(failures);
         }
 

src/NzbDrone.Core/Indexers/IndexerFactory.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using System.Linq;
+using FluentValidation.Results;
 using NLog;
 using NzbDrone.Common.Composition;
 using NzbDrone.Core.Messaging.Events;
@@ -70,7 +71,7 @@ namespace NzbDrone.Core.Indexers
 
         private IEnumerable<IIndexer> FilterBlockedIndexers(IEnumerable<IIndexer> indexers)
         {
-            var blockedIndexers = _indexerStatusService.GetBlockedIndexers().ToDictionary(v => v.ProviderId, v => v);
+            var blockedIndexers = _indexerStatusService.GetBlockedProviders().ToDictionary(v => v.ProviderId, v => v);
 
             foreach (var indexer in indexers)
             {
@@ -84,5 +85,17 @@ namespace NzbDrone.Core.Indexers
                 yield return indexer;
             }
         }
+
+        public override ValidationResult Test(IndexerDefinition definition)
+        {
+            var result = base.Test(definition);
+
+            if (result == null && definition.Id != 0)
+            {
+                _indexerStatusService.RecordSuccess(definition.Id);
+            }
+
+            return result;
+        }
     }
 }

src/NzbDrone.Core/Indexers/IndexerStatus.cs

@@ -1,23 +1,10 @@
-using System;
+using NzbDrone.Core.Parser.Model;
-using NzbDrone.Core.Datastore;
+using NzbDrone.Core.ThingiProvider.Status;
-using NzbDrone.Core.Parser.Model;
 
 namespace NzbDrone.Core.Indexers
 {
-    public class IndexerStatus : ModelBase
+    public class IndexerStatus : ProviderStatusBase
     {
-        public int ProviderId { get; set; }
-
-        public DateTime? InitialFailure { get; set; }
-        public DateTime? MostRecentFailure { get; set; }
-        public int EscalationLevel { get; set; }
-        public DateTime? DisabledTill { get; set; }
-
         public ReleaseInfo LastRssSyncReleaseInfo { get; set; }
-
-        public bool IsDisabled()
-        {
-            return DisabledTill.HasValue && DisabledTill.Value > DateTime.UtcNow;
-        }
     }
 }

src/NzbDrone.Core/Indexers/IndexerStatusRepository.cs

@@ -1,26 +1,19 @@
-using System.Linq;
+using NzbDrone.Core.Datastore;
-using NzbDrone.Core.Datastore;
 using NzbDrone.Core.Messaging.Events;
-using NzbDrone.Core.ThingiProvider;
+using NzbDrone.Core.ThingiProvider.Status;
-
 
 namespace NzbDrone.Core.Indexers
 {
-    public interface IIndexerStatusRepository : IProviderRepository<IndexerStatus>
+    public interface IIndexerStatusRepository : IProviderStatusRepository<IndexerStatus>
     {
-        IndexerStatus FindByIndexerId(int indexerId);
+
     }
 
-    public class IndexerStatusRepository : ProviderRepository<IndexerStatus>, IIndexerStatusRepository
+    public class IndexerStatusRepository : ProviderStatusRepository<IndexerStatus>, IIndexerStatusRepository
     {
         public IndexerStatusRepository(IMainDatabase database, IEventAggregator eventAggregator)
             : base(database, eventAggregator)
         {
         }
-
-        public IndexerStatus FindByIndexerId(int indexerId)
-        {
-            return Query.Where(c => c.ProviderId == indexerId).SingleOrDefault();
-        }
     }
 }

src/NzbDrone.Core/Indexers/IndexerStatusService.cs

@@ -5,149 +5,39 @@ using NLog;
 using NzbDrone.Core.Messaging.Events;
 using NzbDrone.Core.Parser.Model;
 using NzbDrone.Core.ThingiProvider.Events;
+using NzbDrone.Core.ThingiProvider.Status;
 
 namespace NzbDrone.Core.Indexers
 {
-    public interface IIndexerStatusService
+    public interface IIndexerStatusService : IProviderStatusServiceBase<IndexerStatus>
     {
-        List<IndexerStatus> GetBlockedIndexers();
         ReleaseInfo GetLastRssSyncReleaseInfo(int indexerId);
-        void RecordSuccess(int indexerId);
-        void RecordFailure(int indexerId, TimeSpan minimumBackOff = default(TimeSpan));
-        void RecordConnectionFailure(int indexerId);
 
         void UpdateRssSyncStatus(int indexerId, ReleaseInfo releaseInfo);
     }
 
-    public class IndexerStatusService : IIndexerStatusService, IHandleAsync<ProviderDeletedEvent<IIndexer>>
+    public class IndexerStatusService : ProviderStatusServiceBase<IIndexer, IndexerStatus>, IIndexerStatusService
     {
-        private static readonly int[] EscalationBackOffPeriods = {
+        public IndexerStatusService(IIndexerStatusRepository providerStatusRepository, Logger logger)
-                                                                     0,
+            : base(providerStatusRepository, logger)
-                                                                     5 * 60,
-                                                                     15 * 60,
-                                                                     30 * 60,
-                                                                     60 * 60,
-                                                                     3 * 60 * 60,
-                                                                     6 * 60 * 60,
-                                                                     12 * 60 * 60,
-                                                                     24 * 60 * 60
-                                                                 };
-        private static readonly int MaximumEscalationLevel = EscalationBackOffPeriods.Length - 1;
-
-        private static readonly object _syncRoot = new object();
-
-        private readonly IIndexerStatusRepository _indexerStatusRepository;
-        private readonly Logger _logger;
-
-        public IndexerStatusService(IIndexerStatusRepository indexerStatusRepository, Logger logger)
         {
-            _indexerStatusRepository = indexerStatusRepository;
-            _logger = logger;
-        }
 
-        public List<IndexerStatus> GetBlockedIndexers()
-        {
-            return _indexerStatusRepository.All().Where(v => v.IsDisabled()).ToList();
         }
 
         public ReleaseInfo GetLastRssSyncReleaseInfo(int indexerId)
         {
-            return GetIndexerStatus(indexerId).LastRssSyncReleaseInfo;
+            return GetProviderStatus(indexerId).LastRssSyncReleaseInfo;
         }
 
-        private IndexerStatus GetIndexerStatus(int indexerId)
-        {
-            return _indexerStatusRepository.FindByIndexerId(indexerId) ?? new IndexerStatus { ProviderId = indexerId };
-        }
-
-        private TimeSpan CalculateBackOffPeriod(IndexerStatus status)
-        {
-            var level = Math.Min(MaximumEscalationLevel, status.EscalationLevel);
-
-            return TimeSpan.FromSeconds(EscalationBackOffPeriods[level]);
-        }
-
-        public void RecordSuccess(int indexerId)
-        {
-            lock (_syncRoot)
-            {
-                var status = GetIndexerStatus(indexerId);
-
-                if (status.EscalationLevel == 0)
-                {
-                    return;
-                }
-
-                status.EscalationLevel--;
-                status.DisabledTill = null;
-
-                _indexerStatusRepository.Upsert(status);
-            }
-        }
-
-        protected void RecordFailure(int indexerId, TimeSpan minimumBackOff, bool escalate)
-        {
-            lock (_syncRoot)
-            {
-                var status = GetIndexerStatus(indexerId);
-
-                var now = DateTime.UtcNow;
-
-                if (status.EscalationLevel == 0)
-                {
-                    status.InitialFailure = now;
-                }
-
-                status.MostRecentFailure = now;
-                if (escalate)
-                {
-                    status.EscalationLevel = Math.Min(MaximumEscalationLevel, status.EscalationLevel + 1);
-                }
-
-                if (minimumBackOff != TimeSpan.Zero)
-                {
-                    while (status.EscalationLevel < MaximumEscalationLevel && CalculateBackOffPeriod(status) < minimumBackOff)
-                    {
-                        status.EscalationLevel++;
-                    }
-                }
-
-                status.DisabledTill = now + CalculateBackOffPeriod(status);
-
-                _indexerStatusRepository.Upsert(status);
-            }
-        }
-
-        public void RecordFailure(int indexerId, TimeSpan minimumBackOff = default(TimeSpan))
-        {
-            RecordFailure(indexerId, minimumBackOff, true);
-        }
-
-        public void RecordConnectionFailure(int indexerId)
-        {
-            RecordFailure(indexerId, default(TimeSpan), false);
-        }
-
-
         public void UpdateRssSyncStatus(int indexerId, ReleaseInfo releaseInfo)
         {
             lock (_syncRoot)
             {
-                var status = GetIndexerStatus(indexerId);
+                var status = GetProviderStatus(indexerId);
 
                 status.LastRssSyncReleaseInfo = releaseInfo;
 
-                _indexerStatusRepository.Upsert(status);
+                _providerStatusRepository.Upsert(status);
-            }
-        }
-
-        public void HandleAsync(ProviderDeletedEvent<IIndexer> message)
-        {
-            var indexerStatus = _indexerStatusRepository.FindByIndexerId(message.ProviderId);
-
-            if (indexerStatus != null)
-            {
-                _indexerStatusRepository.Delete(indexerStatus);
             }
         }
     }

src/NzbDrone.Core/NzbDrone.Core.csproj

@@ -1084,6 +1084,9 @@
     <Compile Include="ThingiProvider\ProviderFactory.cs" />
     <Compile Include="ThingiProvider\ProviderMessage.cs" />
     <Compile Include="ThingiProvider\ProviderRepository.cs" />
+    <Compile Include="ThingiProvider\Status\ProviderStatusBase.cs" />
+    <Compile Include="ThingiProvider\Status\ProviderStatusRepository.cs" />
+    <Compile Include="ThingiProvider\Status\ProviderStatusServiceBase.cs" />
     <Compile Include="TinyTwitter.cs" />
     <Compile Include="Tv\Actor.cs" />
     <Compile Include="Tv\AddSeriesOptions.cs" />

src/NzbDrone.Core/ThingiProvider/ProviderFactory.cs

@@ -76,7 +76,7 @@ namespace NzbDrone.Core.ThingiProvider
             return definitions;
         }
 
-        public ValidationResult Test(TProviderDefinition definition)
+        public virtual ValidationResult Test(TProviderDefinition definition)
         {
             return GetInstance(definition).Test();
         }

src/NzbDrone.Core/ThingiProvider/Status/ProviderStatusBase.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using NzbDrone.Core.Datastore;
+
+namespace NzbDrone.Core.ThingiProvider.Status
+{
+    public abstract class ProviderStatusBase : ModelBase
+    {
+        public int ProviderId { get; set; }
+
+        public DateTime? InitialFailure { get; set; }
+        public DateTime? MostRecentFailure { get; set; }
+        public int EscalationLevel { get; set; }
+        public DateTime? DisabledTill { get; set; }
+
+        public virtual bool IsDisabled()
+        {
+            return DisabledTill.HasValue && DisabledTill.Value > DateTime.UtcNow;
+        }
+    }
+}

src/NzbDrone.Core/ThingiProvider/Status/ProviderStatusRepository.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Messaging.Events;
+
+namespace NzbDrone.Core.ThingiProvider.Status
+{
+    public interface IProviderStatusRepository<TModel> : IBasicRepository<TModel>
+        where TModel : ProviderStatusBase, new()
+    {
+        TModel FindByProviderId(int providerId);
+    }
+
+    public class ProviderStatusRepository<TModel> : BasicRepository<TModel>, IProviderStatusRepository<TModel>
+        where TModel : ProviderStatusBase, new()
+
+    {
+        public ProviderStatusRepository(IMainDatabase database, IEventAggregator eventAggregator)
+            : base(database, eventAggregator)
+        {
+        }
+
+        public TModel FindByProviderId(int providerId)
+        {
+            return Query.Where(c => c.ProviderId == providerId).SingleOrDefault();
+        }
+    }
+}

src/NzbDrone.Core/ThingiProvider/Status/ProviderStatusServiceBase.cs

@@ -0,0 +1,137 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using NLog;
+using NzbDrone.Core.Messaging.Events;
+using NzbDrone.Core.Parser.Model;
+using NzbDrone.Core.ThingiProvider.Events;
+
+namespace NzbDrone.Core.ThingiProvider.Status
+{
+    public interface IProviderStatusServiceBase<TModel>
+        where TModel : ProviderStatusBase, new()
+    {
+        List<TModel> GetBlockedProviders();
+        void RecordSuccess(int providerId);
+        void RecordFailure(int providerId, TimeSpan minimumBackOff = default(TimeSpan));
+        void RecordConnectionFailure(int providerId);
+    }
+
+    public abstract class ProviderStatusServiceBase<TProvider, TModel> : IProviderStatusServiceBase<TModel>, IHandleAsync<ProviderDeletedEvent<TProvider>>
+        where TProvider : IProvider
+        where TModel : ProviderStatusBase, new()
+    {
+        private static readonly int[] EscalationBackOffPeriods = {
+                                                                     0,
+                                                                     5 * 60,
+                                                                     15 * 60,
+                                                                     30 * 60,
+                                                                     60 * 60,
+                                                                     3 * 60 * 60,
+                                                                     6 * 60 * 60,
+                                                                     12 * 60 * 60,
+                                                                     24 * 60 * 60
+                                                                 };
+
+        private static readonly int MaximumEscalationLevel = EscalationBackOffPeriods.Length - 1;
+
+        protected readonly object _syncRoot = new object();
+
+        protected readonly IProviderStatusRepository<TModel> _providerStatusRepository;
+        protected readonly Logger _logger;
+
+        public ProviderStatusServiceBase(IProviderStatusRepository<TModel> providerStatusRepository, Logger logger)
+        {
+            _providerStatusRepository = providerStatusRepository;
+            _logger = logger;
+        }
+
+        public virtual List<TModel> GetBlockedProviders()
+        {
+            return _providerStatusRepository.All().Where(v => v.IsDisabled()).ToList();
+        }
+
+        protected virtual TModel GetProviderStatus(int providerId)
+        {
+            return _providerStatusRepository.FindByProviderId(providerId) ?? new TModel { ProviderId = providerId };
+        }
+
+        protected virtual TimeSpan CalculateBackOffPeriod(TModel status)
+        {
+            var level = Math.Min(MaximumEscalationLevel, status.EscalationLevel);
+
+            return TimeSpan.FromSeconds(EscalationBackOffPeriods[level]);
+        }
+
+        public virtual void RecordSuccess(int providerId)
+        {
+            lock (_syncRoot)
+            {
+                var status = GetProviderStatus(providerId);
+
+                if (status.EscalationLevel == 0)
+                {
+                    return;
+                }
+
+                status.EscalationLevel--;
+                status.DisabledTill = null;
+
+                _providerStatusRepository.Upsert(status);
+            }
+        }
+
+        protected virtual void RecordFailure(int providerId, TimeSpan minimumBackOff, bool escalate)
+        {
+            lock (_syncRoot)
+            {
+                var status = GetProviderStatus(providerId);
+
+                var now = DateTime.UtcNow;
+
+                if (status.EscalationLevel == 0)
+                {
+                    status.InitialFailure = now;
+                }
+
+                status.MostRecentFailure = now;
+                if (escalate)
+                {
+                    status.EscalationLevel = Math.Min(MaximumEscalationLevel, status.EscalationLevel + 1);
+                }
+
+                if (minimumBackOff != TimeSpan.Zero)
+                {
+                    while (status.EscalationLevel < MaximumEscalationLevel && CalculateBackOffPeriod(status) < minimumBackOff)
+                    {
+                        status.EscalationLevel++;
+                    }
+                }
+
+                status.DisabledTill = now + CalculateBackOffPeriod(status);
+
+                _providerStatusRepository.Upsert(status);
+            }
+        }
+
+        public virtual void RecordFailure(int providerId, TimeSpan minimumBackOff = default(TimeSpan))
+        {
+            RecordFailure(providerId, minimumBackOff, true);
+        }
+
+        public virtual void RecordConnectionFailure(int providerId)
+        {
+            RecordFailure(providerId, default(TimeSpan), false);
+        }
+
+        public virtual void HandleAsync(ProviderDeletedEvent<TProvider> message)
+        {
+            var providerStatus = _providerStatusRepository.FindByProviderId(message.ProviderId);
+
+            if (providerStatus != null)
+            {
+                _providerStatusRepository.Delete(providerStatus);
+            }
+        }
+    }
+}