From cec22ad10daf7abef2f27f846e4022d5a35faccf Mon Sep 17 00:00:00 2001 From: Bond-009 Date: Wed, 20 Feb 2019 14:26:49 +0100 Subject: Simplify db code --- Emby.Server.Implementations/Activity/ActivityRepository.cs | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index aeed8b6f1..495d96977 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -57,7 +57,7 @@ namespace Emby.Server.Implementations.Activity } } - private void TryMigrate(ManagedConnection connection) + private void TryMigrate(SQLiteDatabaseConnection connection) { try { @@ -85,7 +85,6 @@ namespace Emby.Server.Implementations.Activity throw new ArgumentNullException(nameof(entry)); } - using (WriteLock.Write()) using (var connection = CreateConnection()) { connection.RunInTransaction(db => @@ -124,7 +123,6 @@ namespace Emby.Server.Implementations.Activity throw new ArgumentNullException(nameof(entry)); } - using (WriteLock.Write()) using (var connection = CreateConnection()) { connection.RunInTransaction(db => @@ -159,7 +157,6 @@ namespace Emby.Server.Implementations.Activity public QueryResult GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit) { - using (WriteLock.Read()) using (var connection = CreateConnection(true)) { var commandText = BaseActivitySelectText; -- cgit v1.2.3 From c30ba14c1f9701638bbb47e81d3e7027cb778135 Mon Sep 17 00:00:00 2001 From: Bond-009 Date: Tue, 26 Feb 2019 18:30:13 +0100 Subject: Use a connection pool instead of creating new connections --- .../Activity/ActivityRepository.cs | 11 +- .../Data/BaseSqliteRepository.cs | 114 ++++++++++----------- .../Data/ManagedConnection.cs | 87 ++++++++++++++++ .../Data/SqliteDisplayPreferencesRepository.cs | 11 +- .../Data/SqliteItemRepository.cs | 47 +++++---- .../Data/SqliteUserDataRepository.cs | 11 +- .../Data/SqliteUserRepository.cs | 15 +-- .../Security/AuthenticationRepository.cs | 17 +-- 8 files changed, 199 insertions(+), 114 deletions(-) create mode 100644 Emby.Server.Implementations/Data/ManagedConnection.cs (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index 495d96977..a38cb38d7 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -43,7 +43,8 @@ namespace Emby.Server.Implementations.Activity private void InitializeInternal() { - using (var connection = CreateConnection()) + CreateConnections().GetAwaiter().GetResult(); + using (var connection = GetConnection()) { RunDefaultInitialization(connection); @@ -57,7 +58,7 @@ namespace Emby.Server.Implementations.Activity } } - private void TryMigrate(SQLiteDatabaseConnection connection) + private void TryMigrate(ManagedConnection connection) { try { @@ -85,7 +86,7 @@ namespace Emby.Server.Implementations.Activity throw new ArgumentNullException(nameof(entry)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -123,7 +124,7 @@ namespace Emby.Server.Implementations.Activity throw new ArgumentNullException(nameof(entry)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -157,7 +158,7 @@ namespace Emby.Server.Implementations.Activity public QueryResult GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit) { - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var commandText = BaseActivitySelectText; var whereClauses = new List(); diff --git a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs index 29edddb3a..6a19ea373 100644 --- a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs +++ b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs @@ -1,4 +1,5 @@ using System; +using System.Collections.Concurrent; using System.Collections.Generic; using System.Globalization; using System.Linq; @@ -27,98 +28,93 @@ namespace Emby.Server.Implementations.Data internal static int ThreadSafeMode { get; set; } + protected virtual ConnectionFlags DefaultConnectionFlags => ConnectionFlags.SharedCached | ConnectionFlags.FullMutex; + + private readonly SemaphoreSlim WriteLock = new SemaphoreSlim(1, 1); + + private SQLiteDatabaseConnection WriteConnection; + + private readonly BlockingCollection ReadConnectionPool = new BlockingCollection(); + static BaseSqliteRepository() { ThreadSafeMode = raw.sqlite3_threadsafe(); } - private static bool _versionLogged; - private string _defaultWal; - protected SQLiteDatabaseConnection CreateConnection(bool isReadOnly = false) + protected async Task CreateConnections() { - if (!_versionLogged) - { - _versionLogged = true; - Logger.LogInformation("Sqlite version: " + SQLite3.Version); - Logger.LogInformation("Sqlite compiler options: " + string.Join(",", SQLite3.CompilerOptions)); - } - - ConnectionFlags connectionFlags; - - if (isReadOnly) - { - //Logger.LogInformation("Opening read connection"); - //connectionFlags = ConnectionFlags.Create; - connectionFlags = ConnectionFlags.ReadOnly; - } - else - { - //Logger.LogInformation("Opening write connection"); - connectionFlags = ConnectionFlags.Create; - connectionFlags |= ConnectionFlags.ReadWrite; - } - - connectionFlags |= ConnectionFlags.SharedCached; - connectionFlags |= ConnectionFlags.FullMutex; - - var db = SQLite3.Open(DbFilePath, connectionFlags, null); + await WriteLock.WaitAsync().ConfigureAwait(false); try { - if (string.IsNullOrWhiteSpace(_defaultWal)) + if (WriteConnection == null) { - _defaultWal = db.Query("PRAGMA journal_mode").SelectScalarString().First(); - - Logger.LogInformation("Default journal_mode for {0} is {1}", DbFilePath, _defaultWal); + WriteConnection = SQLite3.Open( + DbFilePath, + DefaultConnectionFlags | ConnectionFlags.Create | ConnectionFlags.ReadWrite, + null); } - var queries = new List + if (string.IsNullOrWhiteSpace(_defaultWal)) { - //"PRAGMA cache size=-10000" - //"PRAGMA read_uncommitted = true", - //"PRAGMA synchronous=Normal" - }; + _defaultWal = WriteConnection.Query("PRAGMA journal_mode").SelectScalarString().First(); - if (CacheSize.HasValue) - { - queries.Add("PRAGMA cache_size=" + CacheSize.Value.ToString(CultureInfo.InvariantCulture)); + Logger.LogInformation("Default journal_mode for {0} is {1}", DbFilePath, _defaultWal); } if (EnableTempStoreMemory) { - queries.Add("PRAGMA temp_store = memory"); + WriteConnection.Execute("PRAGMA temp_store = memory"); } else { - queries.Add("PRAGMA temp_store = file"); - } - - foreach (var query in queries) - { - db.Execute(query); + WriteConnection.Execute("PRAGMA temp_store = file"); } } catch { - using (db) - { - - } throw; } + finally + { + WriteLock.Release(); + } - return db; + // Add one reading connection for each thread + int threads = System.Environment.ProcessorCount; + for (int i = 0; i <= threads; i++) + { + ReadConnectionPool.Add(SQLite3.Open(DbFilePath, DefaultConnectionFlags | ConnectionFlags.ReadOnly, null)); + } } - public IStatement PrepareStatement(SQLiteDatabaseConnection connection, string sql) + protected ManagedConnection GetConnection(bool isReadOnly = false) + { + if (isReadOnly) + { + return new ManagedConnection(ReadConnectionPool.Take(), ReadConnectionPool); + } + else + { + if (WriteConnection == null) + { + throw new InvalidOperationException("Can't access the write connection at this time."); + } + + WriteLock.Wait(); + return new ManagedConnection(WriteConnection, WriteLock); + } + } + + public IStatement PrepareStatement(ManagedConnection connection, string sql) { return connection.PrepareStatement(sql); } - public IStatement PrepareStatementSafe(SQLiteDatabaseConnection connection, string sql) + public IStatement PrepareStatementSafe(ManagedConnection connection, string sql) { return connection.PrepareStatement(sql); } @@ -143,7 +139,7 @@ namespace Emby.Server.Implementations.Data return sql.Select(connection.PrepareStatement).ToList(); } - protected bool TableExists(SQLiteDatabaseConnection connection, string name) + protected bool TableExists(ManagedConnection connection, string name) { return connection.RunInTransaction(db => { @@ -163,7 +159,7 @@ namespace Emby.Server.Implementations.Data }, ReadTransactionMode); } - protected void RunDefaultInitialization(SQLiteDatabaseConnection db) + protected void RunDefaultInitialization(ManagedConnection db) { var queries = new List { @@ -192,9 +188,7 @@ namespace Emby.Server.Implementations.Data Logger.LogInformation("PRAGMA synchronous=" + db.Query("PRAGMA synchronous").SelectScalarString().First()); } - protected virtual bool EnableTempStoreMemory => false; - - protected virtual int? CacheSize => null; + protected virtual bool EnableTempStoreMemory => true; private bool _disposed; protected void CheckDisposed() diff --git a/Emby.Server.Implementations/Data/ManagedConnection.cs b/Emby.Server.Implementations/Data/ManagedConnection.cs new file mode 100644 index 000000000..71b934a9b --- /dev/null +++ b/Emby.Server.Implementations/Data/ManagedConnection.cs @@ -0,0 +1,87 @@ +using System; +using System.Collections.Concurrent; +using System.Collections.Generic; +using System.Threading; +using SQLitePCL.pretty; + +namespace Emby.Server.Implementations.Data +{ + public class ManagedConnection : IDisposable + { + private SQLiteDatabaseConnection _db; + private SemaphoreSlim _writeLock; + private BlockingCollection _readConPool; + private bool _disposed = false; + + public ManagedConnection(SQLiteDatabaseConnection db, SemaphoreSlim writeLock) + { + _db = db; + _writeLock = writeLock; + } + + public ManagedConnection(SQLiteDatabaseConnection db, BlockingCollection queue) + { + _db = db; + _readConPool = queue; + } + + public IStatement PrepareStatement(string sql) + { + return _db.PrepareStatement(sql); + } + + public IEnumerable PrepareAll(string sql) + { + return _db.PrepareAll(sql); + } + + public void ExecuteAll(string sql) + { + _db.ExecuteAll(sql); + } + + public void Execute(string sql, params object[] values) + { + _db.Execute(sql, values); + } + + public void RunQueries(string[] sql) + { + _db.RunQueries(sql); + } + + public void RunInTransaction(Action action, TransactionMode mode) + { + _db.RunInTransaction(action, mode); + } + + public T RunInTransaction(Func action, TransactionMode mode) + { + return _db.RunInTransaction(action, mode); + } + + public IEnumerable> Query(string sql) + { + return _db.Query(sql); + } + + public IEnumerable> Query(string sql, params object[] values) + { + return _db.Query(sql, values); + } + + public void Dispose() + { + if (_disposed) + { + return; + } + + _writeLock?.Release(); + _readConPool?.Add(_db); + + _db = null; // Don't dispose it + _disposed = true; + } + } +} diff --git a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs index 86a7c1551..d620f3962 100644 --- a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs @@ -61,7 +61,8 @@ namespace Emby.Server.Implementations.Data /// Task. private void InitializeInternal() { - using (var connection = CreateConnection()) + CreateConnections().GetAwaiter().GetResult(); + using (var connection = GetConnection()) { RunDefaultInitialization(connection); @@ -98,7 +99,7 @@ namespace Emby.Server.Implementations.Data cancellationToken.ThrowIfCancellationRequested(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -139,7 +140,7 @@ namespace Emby.Server.Implementations.Data cancellationToken.ThrowIfCancellationRequested(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -168,7 +169,7 @@ namespace Emby.Server.Implementations.Data var guidId = displayPreferencesId.GetMD5(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = connection.PrepareStatement("select data from userdisplaypreferences where id = @id and userId=@userId and client=@client")) { @@ -199,7 +200,7 @@ namespace Emby.Server.Implementations.Data { var list = new List(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = connection.PrepareStatement("select data from userdisplaypreferences where userId=@userId")) { diff --git a/Emby.Server.Implementations/Data/SqliteItemRepository.cs b/Emby.Server.Implementations/Data/SqliteItemRepository.cs index baa5b713a..e96b6ce3a 100644 --- a/Emby.Server.Implementations/Data/SqliteItemRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteItemRepository.cs @@ -92,8 +92,6 @@ namespace Emby.Server.Implementations.Data private const string ChaptersTableName = "Chapters2"; - protected override int? CacheSize => 20000; - protected override bool EnableTempStoreMemory => true; /// @@ -101,7 +99,8 @@ namespace Emby.Server.Implementations.Data /// public void Initialize(SqliteUserDataRepository userDataRepo, IUserManager userManager) { - using (var connection = CreateConnection()) + CreateConnections().GetAwaiter().GetResult(); + using (var connection = GetConnection()) { RunDefaultInitialization(connection); @@ -551,7 +550,7 @@ namespace Emby.Server.Implementations.Data CheckDisposed(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -602,7 +601,7 @@ namespace Emby.Server.Implementations.Data tuples.Add((item, ancestorIds, topParent, userdataKey, inheritedTags)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -1186,7 +1185,7 @@ namespace Emby.Server.Implementations.Data CheckDisposed(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = PrepareStatementSafe(connection, "select " + string.Join(",", _retriveItemColumns) + " from TypedBaseItems where guid = @guid")) { @@ -1899,7 +1898,7 @@ namespace Emby.Server.Implementations.Data { CheckDisposed(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); @@ -1928,7 +1927,7 @@ namespace Emby.Server.Implementations.Data { CheckDisposed(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = PrepareStatementSafe(connection, "select StartPositionTicks,Name,ImagePath,ImageDateModified from " + ChaptersTableName + " where ItemId = @ItemId and ChapterIndex=@ChapterIndex")) { @@ -1997,7 +1996,7 @@ namespace Emby.Server.Implementations.Data throw new ArgumentNullException(nameof(chapters)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -2533,7 +2532,7 @@ namespace Emby.Server.Implementations.Data commandText += " where " + string.Join(" AND ", whereClauses); } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = PrepareStatementSafe(connection, commandText)) { @@ -2602,7 +2601,7 @@ namespace Emby.Server.Implementations.Data } } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); @@ -2820,7 +2819,7 @@ namespace Emby.Server.Implementations.Data statementTexts.Add(commandText); } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { return connection.RunInTransaction(db => { @@ -3052,7 +3051,7 @@ namespace Emby.Server.Implementations.Data } } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); @@ -3119,7 +3118,7 @@ namespace Emby.Server.Implementations.Data } var list = new List>(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = PrepareStatementSafe(connection, commandText)) { @@ -3231,7 +3230,7 @@ namespace Emby.Server.Implementations.Data statementTexts.Add(commandText); } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { return connection.RunInTransaction(db => { @@ -4862,7 +4861,7 @@ namespace Emby.Server.Implementations.Data private void UpdateInheritedTags(CancellationToken cancellationToken) { - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -4925,7 +4924,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type CheckDisposed(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -4982,7 +4981,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type commandText += " order by ListOrder"; - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); using (var statement = PrepareStatementSafe(connection, commandText)) @@ -5019,7 +5018,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type commandText += " order by ListOrder"; - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); @@ -5245,7 +5244,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type commandText += " Group By CleanValue"; - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); @@ -5431,7 +5430,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type statementTexts.Add(countText); } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { return connection.RunInTransaction(db => { @@ -5698,7 +5697,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type CheckDisposed(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -5815,7 +5814,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type cmdText += " order by StreamIndex ASC"; - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { var list = new List(); @@ -5859,7 +5858,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type cancellationToken.ThrowIfCancellationRequested(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { diff --git a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs index f544dfac4..9dc31d597 100644 --- a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs @@ -34,7 +34,8 @@ namespace Emby.Server.Implementations.Data /// Task. public void Initialize(IUserManager userManager) { - using (var connection = CreateConnection()) + CreateConnections().GetAwaiter().GetResult(); + using (var connection = GetConnection()) { var userDatasTableExists = TableExists(connection, "UserDatas"); var userDataTableExists = TableExists(connection, "userdata"); @@ -172,7 +173,7 @@ namespace Emby.Server.Implementations.Data { cancellationToken.ThrowIfCancellationRequested(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -240,7 +241,7 @@ namespace Emby.Server.Implementations.Data { cancellationToken.ThrowIfCancellationRequested(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -275,7 +276,7 @@ namespace Emby.Server.Implementations.Data throw new ArgumentNullException(nameof(key)); } - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { using (var statement = connection.PrepareStatement("select key,userid,rating,played,playCount,isFavorite,playbackPositionTicks,lastPlayedDate,AudioStreamIndex,SubtitleStreamIndex from UserDatas where key =@Key and userId=@UserId")) { @@ -321,7 +322,7 @@ namespace Emby.Server.Implementations.Data var list = new List(); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { using (var statement = connection.PrepareStatement("select key,userid,rating,played,playCount,isFavorite,playbackPositionTicks,lastPlayedDate,AudioStreamIndex,SubtitleStreamIndex from UserDatas where userId=@UserId")) { diff --git a/Emby.Server.Implementations/Data/SqliteUserRepository.cs b/Emby.Server.Implementations/Data/SqliteUserRepository.cs index 785452ad3..ef8ae60b3 100644 --- a/Emby.Server.Implementations/Data/SqliteUserRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserRepository.cs @@ -40,7 +40,8 @@ namespace Emby.Server.Implementations.Data /// Task. public void Initialize() { - using (var connection = CreateConnection()) + CreateConnections().GetAwaiter().GetResult(); + using (var connection = GetConnection()) { RunDefaultInitialization(connection); @@ -60,7 +61,7 @@ namespace Emby.Server.Implementations.Data } } - private void TryMigrateToLocalUsersTable(SQLiteDatabaseConnection connection) + private void TryMigrateToLocalUsersTable(ManagedConnection connection) { try { @@ -119,7 +120,7 @@ namespace Emby.Server.Implementations.Data var serialized = _jsonSerializer.SerializeToBytes(user); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -153,7 +154,7 @@ namespace Emby.Server.Implementations.Data var serialized = _jsonSerializer.SerializeToBytes(user); - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -168,7 +169,7 @@ namespace Emby.Server.Implementations.Data } } - private User GetUser(Guid guid, SQLiteDatabaseConnection connection) + private User GetUser(Guid guid, ManagedConnection connection) { using (var statement = connection.PrepareStatement("select id,guid,data from LocalUsersv2 where guid=@guid")) { @@ -206,7 +207,7 @@ namespace Emby.Server.Implementations.Data { var list = new List(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { foreach (var row in connection.Query("select id,guid,data from LocalUsersv2")) { @@ -230,7 +231,7 @@ namespace Emby.Server.Implementations.Data throw new ArgumentNullException(nameof(user)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { diff --git a/Emby.Server.Implementations/Security/AuthenticationRepository.cs b/Emby.Server.Implementations/Security/AuthenticationRepository.cs index abc23239e..dfcd6af0d 100644 --- a/Emby.Server.Implementations/Security/AuthenticationRepository.cs +++ b/Emby.Server.Implementations/Security/AuthenticationRepository.cs @@ -23,7 +23,8 @@ namespace Emby.Server.Implementations.Security public void Initialize() { - using (var connection = CreateConnection()) + CreateConnections().GetAwaiter().GetResult(); + using (var connection = GetConnection()) { RunDefaultInitialization(connection); @@ -48,7 +49,7 @@ namespace Emby.Server.Implementations.Security } } - private void TryMigrate(SQLiteDatabaseConnection connection, bool tableNewlyCreated) + private void TryMigrate(ManagedConnection connection, bool tableNewlyCreated) { try { @@ -87,7 +88,7 @@ namespace Emby.Server.Implementations.Security throw new ArgumentNullException(nameof(info)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -119,7 +120,7 @@ namespace Emby.Server.Implementations.Security throw new ArgumentNullException(nameof(info)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -151,7 +152,7 @@ namespace Emby.Server.Implementations.Security throw new ArgumentNullException(nameof(info)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { @@ -248,7 +249,7 @@ namespace Emby.Server.Implementations.Security var list = new List(); - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { return connection.RunInTransaction(db => { @@ -346,7 +347,7 @@ namespace Emby.Server.Implementations.Security public DeviceOptions GetDeviceOptions(string deviceId) { - using (var connection = CreateConnection(true)) + using (var connection = GetConnection(true)) { return connection.RunInTransaction(db => { @@ -378,7 +379,7 @@ namespace Emby.Server.Implementations.Security throw new ArgumentNullException(nameof(options)); } - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { -- cgit v1.2.3 From 27c29bbb4c75d5fc5c9111c5552c37a1f137dd58 Mon Sep 17 00:00:00 2001 From: Bond-009 Date: Mon, 11 Mar 2019 22:33:27 +0100 Subject: Back to a single connection --- .../Activity/ActivityRepository.cs | 1 - .../Data/BaseSqliteRepository.cs | 80 ++++++---------------- .../Data/ManagedConnection.cs | 13 +--- .../Data/SqliteDisplayPreferencesRepository.cs | 1 - .../Data/SqliteItemRepository.cs | 1 - .../Data/SqliteUserDataRepository.cs | 1 - .../Data/SqliteUserRepository.cs | 4 +- .../Security/AuthenticationRepository.cs | 1 - .../ScheduledTasksWebSocketListener.cs | 1 - .../Session/SessionInfoWebSocketListener.cs | 1 - 10 files changed, 23 insertions(+), 81 deletions(-) (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index a38cb38d7..63931e134 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -43,7 +43,6 @@ namespace Emby.Server.Implementations.Activity private void InitializeInternal() { - CreateConnections().GetAwaiter().GetResult(); using (var connection = GetConnection()) { RunDefaultInitialization(connection); diff --git a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs index db63f68d0..33a0b7ddf 100644 --- a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs +++ b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs @@ -1,9 +1,7 @@ using System; -using System.Collections.Concurrent; using System.Collections.Generic; using System.Linq; using System.Threading; -using System.Threading.Tasks; using Microsoft.Extensions.Logging; using SQLitePCL; using SQLitePCL.pretty; @@ -33,8 +31,6 @@ namespace Emby.Server.Implementations.Data private SQLiteDatabaseConnection WriteConnection; - private readonly BlockingCollection ReadConnectionPool = new BlockingCollection(); - static BaseSqliteRepository() { ThreadSafeMode = raw.sqlite3_threadsafe(); @@ -43,70 +39,37 @@ namespace Emby.Server.Implementations.Data private string _defaultWal; - protected async Task CreateConnections() + protected ManagedConnection GetConnection(bool isReadOnly = false) { - await WriteLock.WaitAsync().ConfigureAwait(false); - - try + WriteLock.Wait(); + if (WriteConnection != null) { - if (WriteConnection == null) - { - WriteConnection = SQLite3.Open( - DbFilePath, - DefaultConnectionFlags | ConnectionFlags.Create | ConnectionFlags.ReadWrite, - null); - } + return new ManagedConnection(WriteConnection, WriteLock); + } - if (string.IsNullOrWhiteSpace(_defaultWal)) - { - _defaultWal = WriteConnection.Query("PRAGMA journal_mode").SelectScalarString().First(); + WriteConnection = SQLite3.Open( + DbFilePath, + DefaultConnectionFlags | ConnectionFlags.Create | ConnectionFlags.ReadWrite, + null); - Logger.LogInformation("Default journal_mode for {0} is {1}", DbFilePath, _defaultWal); - } - if (EnableTempStoreMemory) - { - WriteConnection.Execute("PRAGMA temp_store = memory"); - } - else - { - WriteConnection.Execute("PRAGMA temp_store = file"); - } - } - catch + if (string.IsNullOrWhiteSpace(_defaultWal)) { + _defaultWal = WriteConnection.Query("PRAGMA journal_mode").SelectScalarString().First(); - throw; - } - finally - { - WriteLock.Release(); + Logger.LogInformation("Default journal_mode for {0} is {1}", DbFilePath, _defaultWal); } - // Add one reading connection for each thread - int threads = System.Environment.ProcessorCount; - for (int i = 0; i <= threads; i++) - { - ReadConnectionPool.Add(SQLite3.Open(DbFilePath, DefaultConnectionFlags | ConnectionFlags.ReadOnly, null)); - } - } - - protected ManagedConnection GetConnection(bool isReadOnly = false) - { - if (isReadOnly) + if (EnableTempStoreMemory) { - return new ManagedConnection(ReadConnectionPool.Take(), ReadConnectionPool); + WriteConnection.Execute("PRAGMA temp_store = memory"); } else { - if (WriteConnection == null) - { - throw new InvalidOperationException("Can't access the write connection at this time."); - } - - WriteLock.Wait(); - return new ManagedConnection(WriteConnection, WriteLock); + WriteConnection.Execute("PRAGMA temp_store = file"); } + + return new ManagedConnection(WriteConnection, WriteLock); } public IStatement PrepareStatement(ManagedConnection connection, string sql) @@ -217,14 +180,11 @@ namespace Emby.Server.Implementations.Data WriteLock.Release(); } - foreach (var i in ReadConnectionPool) - { - i.Dispose(); - } - - ReadConnectionPool.Dispose(); + WriteLock.Dispose(); } + WriteConnection = null; + _disposed = true; } diff --git a/Emby.Server.Implementations/Data/ManagedConnection.cs b/Emby.Server.Implementations/Data/ManagedConnection.cs index 71b934a9b..4c3424410 100644 --- a/Emby.Server.Implementations/Data/ManagedConnection.cs +++ b/Emby.Server.Implementations/Data/ManagedConnection.cs @@ -1,5 +1,4 @@ using System; -using System.Collections.Concurrent; using System.Collections.Generic; using System.Threading; using SQLitePCL.pretty; @@ -9,8 +8,7 @@ namespace Emby.Server.Implementations.Data public class ManagedConnection : IDisposable { private SQLiteDatabaseConnection _db; - private SemaphoreSlim _writeLock; - private BlockingCollection _readConPool; + private readonly SemaphoreSlim _writeLock; private bool _disposed = false; public ManagedConnection(SQLiteDatabaseConnection db, SemaphoreSlim writeLock) @@ -19,12 +17,6 @@ namespace Emby.Server.Implementations.Data _writeLock = writeLock; } - public ManagedConnection(SQLiteDatabaseConnection db, BlockingCollection queue) - { - _db = db; - _readConPool = queue; - } - public IStatement PrepareStatement(string sql) { return _db.PrepareStatement(sql); @@ -77,8 +69,7 @@ namespace Emby.Server.Implementations.Data return; } - _writeLock?.Release(); - _readConPool?.Add(_db); + _writeLock.Release(); _db = null; // Don't dispose it _disposed = true; diff --git a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs index d620f3962..7f8df7626 100644 --- a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs @@ -61,7 +61,6 @@ namespace Emby.Server.Implementations.Data /// Task. private void InitializeInternal() { - CreateConnections().GetAwaiter().GetResult(); using (var connection = GetConnection()) { RunDefaultInitialization(connection); diff --git a/Emby.Server.Implementations/Data/SqliteItemRepository.cs b/Emby.Server.Implementations/Data/SqliteItemRepository.cs index a2f490c4a..9e96d7745 100644 --- a/Emby.Server.Implementations/Data/SqliteItemRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteItemRepository.cs @@ -99,7 +99,6 @@ namespace Emby.Server.Implementations.Data /// public void Initialize(SqliteUserDataRepository userDataRepo, IUserManager userManager) { - CreateConnections().GetAwaiter().GetResult(); using (var connection = GetConnection()) { RunDefaultInitialization(connection); diff --git a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs index 9dc31d597..355755014 100644 --- a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs @@ -34,7 +34,6 @@ namespace Emby.Server.Implementations.Data /// Task. public void Initialize(IUserManager userManager) { - CreateConnections().GetAwaiter().GetResult(); using (var connection = GetConnection()) { var userDatasTableExists = TableExists(connection, "UserDatas"); diff --git a/Emby.Server.Implementations/Data/SqliteUserRepository.cs b/Emby.Server.Implementations/Data/SqliteUserRepository.cs index ef8ae60b3..e79b3d601 100644 --- a/Emby.Server.Implementations/Data/SqliteUserRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserRepository.cs @@ -40,7 +40,6 @@ namespace Emby.Server.Implementations.Data /// Task. public void Initialize() { - CreateConnections().GetAwaiter().GetResult(); using (var connection = GetConnection()) { RunDefaultInitialization(connection); @@ -90,8 +89,7 @@ namespace Emby.Server.Implementations.Data user.Password = null; var serialized = _jsonSerializer.SerializeToBytes(user); - using (WriteLock.Write()) - using (var connection = CreateConnection()) + using (var connection = GetConnection()) { connection.RunInTransaction(db => { diff --git a/Emby.Server.Implementations/Security/AuthenticationRepository.cs b/Emby.Server.Implementations/Security/AuthenticationRepository.cs index dfcd6af0d..efe56c081 100644 --- a/Emby.Server.Implementations/Security/AuthenticationRepository.cs +++ b/Emby.Server.Implementations/Security/AuthenticationRepository.cs @@ -23,7 +23,6 @@ namespace Emby.Server.Implementations.Security public void Initialize() { - CreateConnections().GetAwaiter().GetResult(); using (var connection = GetConnection()) { RunDefaultInitialization(connection); diff --git a/MediaBrowser.Api/ScheduledTasks/ScheduledTasksWebSocketListener.cs b/MediaBrowser.Api/ScheduledTasks/ScheduledTasksWebSocketListener.cs index d24a18743..d9530ffb7 100644 --- a/MediaBrowser.Api/ScheduledTasks/ScheduledTasksWebSocketListener.cs +++ b/MediaBrowser.Api/ScheduledTasks/ScheduledTasksWebSocketListener.cs @@ -1,6 +1,5 @@ using System.Collections.Generic; using System.Linq; -using System.Threading; using System.Threading.Tasks; using MediaBrowser.Controller.Net; using MediaBrowser.Model.Events; diff --git a/MediaBrowser.Api/Session/SessionInfoWebSocketListener.cs b/MediaBrowser.Api/Session/SessionInfoWebSocketListener.cs index b79e9f84b..f1a6622fb 100644 --- a/MediaBrowser.Api/Session/SessionInfoWebSocketListener.cs +++ b/MediaBrowser.Api/Session/SessionInfoWebSocketListener.cs @@ -1,5 +1,4 @@ using System.Collections.Generic; -using System.Threading; using System.Threading.Tasks; using MediaBrowser.Controller.Library; using MediaBrowser.Controller.Net; -- cgit v1.2.3 From b6954f3bfd68c87923348444a5923406cf672f9b Mon Sep 17 00:00:00 2001 From: Bond-009 Date: Mon, 11 Mar 2019 23:07:38 +0100 Subject: More --- .../Activity/ActivityRepository.cs | 8 ++--- .../Data/BaseSqliteRepository.cs | 42 +++++++++------------- .../Data/SqliteDisplayPreferencesRepository.cs | 6 ++-- Jellyfin.Server/Program.cs | 7 +++- 4 files changed, 30 insertions(+), 33 deletions(-) (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index 63931e134..cac1a9feb 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -15,14 +15,14 @@ namespace Emby.Server.Implementations.Activity { public class ActivityRepository : BaseSqliteRepository, IActivityRepository { - private readonly CultureInfo _usCulture = new CultureInfo("en-US"); - protected IFileSystem FileSystem { get; private set; } + private static readonly CultureInfo _usCulture = new CultureInfo("en-US"); + private readonly IFileSystem _fileSystem; public ActivityRepository(ILoggerFactory loggerFactory, IServerApplicationPaths appPaths, IFileSystem fileSystem) : base(loggerFactory.CreateLogger(nameof(ActivityRepository))) { DbFilePath = Path.Combine(appPaths.DataPath, "activitylog.db"); - FileSystem = fileSystem; + _fileSystem = fileSystem; } public void Initialize() @@ -35,7 +35,7 @@ namespace Emby.Server.Implementations.Activity { Logger.LogError(ex, "Error loading database file. Will reset and retry."); - FileSystem.DeleteFile(DbFilePath); + _fileSystem.DeleteFile(DbFilePath); InitializeInternal(); } diff --git a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs index 33a0b7ddf..f3bd07bb0 100644 --- a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs +++ b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs @@ -12,7 +12,7 @@ namespace Emby.Server.Implementations.Data { protected string DbFilePath { get; set; } - protected ILogger Logger { get; private set; } + protected ILogger Logger { get; } protected BaseSqliteRepository(ILogger logger) { @@ -23,31 +23,23 @@ namespace Emby.Server.Implementations.Data protected TransactionMode ReadTransactionMode => TransactionMode.Deferred; - internal static int ThreadSafeMode { get; set; } - protected virtual ConnectionFlags DefaultConnectionFlags => ConnectionFlags.SharedCached | ConnectionFlags.NoMutex; - private readonly SemaphoreSlim WriteLock = new SemaphoreSlim(1, 1); - - private SQLiteDatabaseConnection WriteConnection; + private readonly SemaphoreSlim _writeLock = new SemaphoreSlim(1, 1); - static BaseSqliteRepository() - { - ThreadSafeMode = raw.sqlite3_threadsafe(); - raw.sqlite3_enable_shared_cache(1); - } + private SQLiteDatabaseConnection _writeConnection; private string _defaultWal; - protected ManagedConnection GetConnection(bool isReadOnly = false) + protected ManagedConnection GetConnection(bool _ = false) { - WriteLock.Wait(); - if (WriteConnection != null) + _writeLock.Wait(); + if (_writeConnection != null) { - return new ManagedConnection(WriteConnection, WriteLock); + return new ManagedConnection(_writeConnection, _writeLock); } - WriteConnection = SQLite3.Open( + _writeConnection = SQLite3.Open( DbFilePath, DefaultConnectionFlags | ConnectionFlags.Create | ConnectionFlags.ReadWrite, null); @@ -55,21 +47,21 @@ namespace Emby.Server.Implementations.Data if (string.IsNullOrWhiteSpace(_defaultWal)) { - _defaultWal = WriteConnection.Query("PRAGMA journal_mode").SelectScalarString().First(); + _defaultWal = _writeConnection.Query("PRAGMA journal_mode").SelectScalarString().First(); Logger.LogInformation("Default journal_mode for {0} is {1}", DbFilePath, _defaultWal); } if (EnableTempStoreMemory) { - WriteConnection.Execute("PRAGMA temp_store = memory"); + _writeConnection.Execute("PRAGMA temp_store = memory"); } else { - WriteConnection.Execute("PRAGMA temp_store = file"); + _writeConnection.Execute("PRAGMA temp_store = file"); } - return new ManagedConnection(WriteConnection, WriteLock); + return new ManagedConnection(_writeConnection, _writeLock); } public IStatement PrepareStatement(ManagedConnection connection, string sql) @@ -170,20 +162,20 @@ namespace Emby.Server.Implementations.Data if (dispose) { - WriteLock.Wait(); + _writeLock.Wait(); try { - WriteConnection.Dispose(); + _writeConnection.Dispose(); } finally { - WriteLock.Release(); + _writeLock.Release(); } - WriteLock.Dispose(); + _writeLock.Dispose(); } - WriteConnection = null; + _writeConnection = null; _disposed = true; } diff --git a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs index 7f8df7626..1d44b0b29 100644 --- a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs @@ -18,13 +18,13 @@ namespace Emby.Server.Implementations.Data /// public class SqliteDisplayPreferencesRepository : BaseSqliteRepository, IDisplayPreferencesRepository { - protected IFileSystem FileSystem { get; private set; } + private readonly IFileSystem _fileSystem; public SqliteDisplayPreferencesRepository(ILoggerFactory loggerFactory, IJsonSerializer jsonSerializer, IApplicationPaths appPaths, IFileSystem fileSystem) : base(loggerFactory.CreateLogger(nameof(SqliteDisplayPreferencesRepository))) { _jsonSerializer = jsonSerializer; - FileSystem = fileSystem; + _fileSystem = fileSystem; DbFilePath = Path.Combine(appPaths.DataPath, "displaypreferences.db"); } @@ -49,7 +49,7 @@ namespace Emby.Server.Implementations.Data { Logger.LogError(ex, "Error loading database file. Will reset and retry."); - FileSystem.DeleteFile(DbFilePath); + _fileSystem.DeleteFile(DbFilePath); InitializeInternal(); } diff --git a/Jellyfin.Server/Program.cs b/Jellyfin.Server/Program.cs index 91752a16d..11c09db98 100644 --- a/Jellyfin.Server/Program.cs +++ b/Jellyfin.Server/Program.cs @@ -24,6 +24,7 @@ using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.Logging; using Serilog; using Serilog.AspNetCore; +using SQLitePCL; using ILogger = Microsoft.Extensions.Logging.ILogger; namespace Jellyfin.Server @@ -126,7 +127,11 @@ namespace Jellyfin.Server ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(delegate { return true; }); #pragma warning restore CA5359 - SQLitePCL.Batteries_V2.Init(); + Batteries_V2.Init(); + if (raw.sqlite3_enable_shared_cache(1) != raw.SQLITE_OK) + { + Console.WriteLine("WARN: Failed to enable shared cache for SQLite"); + } using (var appHost = new CoreAppHost( appPaths, -- cgit v1.2.3 From 02b864e41b80c07941d262d9d3723c0e7967d557 Mon Sep 17 00:00:00 2001 From: Bond-009 Date: Tue, 2 Apr 2019 22:18:13 +0200 Subject: Last line? --- Emby.Server.Implementations/Activity/ActivityRepository.cs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index cac1a9feb..e45add355 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -15,7 +15,7 @@ namespace Emby.Server.Implementations.Activity { public class ActivityRepository : BaseSqliteRepository, IActivityRepository { - private static readonly CultureInfo _usCulture = new CultureInfo("en-US"); + private static readonly CultureInfo _usCulture = CultureInfo.ReadOnly(new CultureInfo("en-US")); private readonly IFileSystem _fileSystem; public ActivityRepository(ILoggerFactory loggerFactory, IServerApplicationPaths appPaths, IFileSystem fileSystem) -- cgit v1.2.3 From d00ad28efd10e2bb312c9a08055f83df26065494 Mon Sep 17 00:00:00 2001 From: Bond_009 Date: Wed, 3 Apr 2019 13:46:07 +0200 Subject: Address comments --- .../Activity/ActivityRepository.cs | 2 +- .../Data/BaseSqliteRepository.cs | 2 +- .../Data/SqliteItemRepository.cs | 24 ++++++++++++++-------- .../Data/SqliteUserDataRepository.cs | 5 ----- .../Security/AuthenticationRepository.cs | 8 ++++---- 5 files changed, 21 insertions(+), 20 deletions(-) (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index e45add355..f8a1b32af 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -215,7 +215,7 @@ namespace Emby.Server.Implementations.Activity var list = new List(); var result = new QueryResult(); - var statements = PrepareAllSafe(db, statementTexts).ToList(); + var statements = PrepareAll(db, statementTexts).ToList(); using (var statement = statements[0]) { diff --git a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs index 63cef80b0..c5af156bb 100644 --- a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs +++ b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs @@ -69,7 +69,7 @@ namespace Emby.Server.Implementations.Data public IStatement PrepareStatement(IDatabaseConnection connection, string sql) => connection.PrepareStatement(sql); - public IEnumerable PrepareAllSafe(IDatabaseConnection connection, IEnumerable sql) + public IEnumerable PrepareAll(IDatabaseConnection connection, IEnumerable sql) => sql.Select(connection.PrepareStatement); protected bool TableExists(ManagedConnection connection, string name) diff --git a/Emby.Server.Implementations/Data/SqliteItemRepository.cs b/Emby.Server.Implementations/Data/SqliteItemRepository.cs index 462d91e41..5dc104347 100644 --- a/Emby.Server.Implementations/Data/SqliteItemRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteItemRepository.cs @@ -518,10 +518,11 @@ namespace Emby.Server.Implementations.Data { saveItemCommandCommandText += ","; } + saveItemCommandCommandText += "@" + saveColumns[i]; } - saveItemCommandCommandText += ")"; - return saveItemCommandCommandText; + + return saveItemCommandCommandText + ")"; } /// @@ -551,16 +552,16 @@ namespace Emby.Server.Implementations.Data using (var connection = GetConnection()) { - connection.RunInTransaction((Action)(db => + connection.RunInTransaction(db => { - using (var saveImagesStatement = base.PrepareStatement((IDatabaseConnection)db, (string)"Update TypedBaseItems set Images=@Images where guid=@Id")) + using (var saveImagesStatement = base.PrepareStatement(db, "Update TypedBaseItems set Images=@Images where guid=@Id")) { saveImagesStatement.TryBind("@Id", item.Id.ToGuidBlob()); saveImagesStatement.TryBind("@Images", SerializeImages(item)); saveImagesStatement.MoveNext(); } - }), TransactionMode); + }, TransactionMode); } } @@ -611,7 +612,7 @@ namespace Emby.Server.Implementations.Data private void SaveItemsInTranscation(IDatabaseConnection db, IEnumerable<(BaseItem, List, BaseItem, string, List)> tuples) { - var statements = PrepareAllSafe(db, new string[] + var statements = PrepareAll(db, new string[] { GetSaveItemCommandText(), "delete from AncestorIds where ItemId=@ItemId" @@ -990,6 +991,7 @@ namespace Emby.Server.Implementations.Data { albumArtists = string.Join("|", hasAlbumArtists.AlbumArtists); } + saveItemStatement.TryBind("@AlbumArtists", albumArtists); saveItemStatement.TryBind("@ExternalId", item.ExternalId); @@ -1026,6 +1028,7 @@ namespace Emby.Server.Implementations.Data { continue; } + str.Append($"{i.Key}={i.Value}|"); } @@ -1033,6 +1036,7 @@ namespace Emby.Server.Implementations.Data { return null; } + str.Length -= 1; // Remove last | return str.ToString(); } @@ -1070,6 +1074,7 @@ namespace Emby.Server.Implementations.Data { return null; } + StringBuilder str = new StringBuilder(); foreach (var i in images) { @@ -1079,6 +1084,7 @@ namespace Emby.Server.Implementations.Data } str.Append(ToValueString(i) + "|"); } + str.Length -= 1; // Remove last | return str.ToString(); } @@ -2823,7 +2829,7 @@ namespace Emby.Server.Implementations.Data return connection.RunInTransaction(db => { var result = new QueryResult(); - var statements = PrepareAllSafe(db, statementTexts).ToList(); + var statements = PrepareAll(db, statementTexts).ToList(); if (!isReturningZeroItems) { @@ -3235,7 +3241,7 @@ namespace Emby.Server.Implementations.Data { var result = new QueryResult(); - var statements = PrepareAllSafe(db, statementTexts).ToList(); + var statements = PrepareAll(db, statementTexts).ToList(); if (!isReturningZeroItems) { @@ -5436,7 +5442,7 @@ where AncestorIdText not null and ItemValues.Value not null and ItemValues.Type var list = new List<(BaseItem, ItemCounts)>(); var result = new QueryResult<(BaseItem, ItemCounts)>(); - var statements = PrepareAllSafe(db, statementTexts).ToList(); + var statements = PrepareAll(db, statementTexts).ToList(); if (!isReturningZeroItems) { diff --git a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs index 6ac398937..0580203c5 100644 --- a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs @@ -380,10 +380,5 @@ namespace Emby.Server.Implementations.Data return userData; } - - protected override void Dispose(bool dispose) - { - // handled by library database - } } } diff --git a/Emby.Server.Implementations/Security/AuthenticationRepository.cs b/Emby.Server.Implementations/Security/AuthenticationRepository.cs index 29afb9f64..c8ecd7e6e 100644 --- a/Emby.Server.Implementations/Security/AuthenticationRepository.cs +++ b/Emby.Server.Implementations/Security/AuthenticationRepository.cs @@ -258,7 +258,7 @@ namespace Emby.Server.Implementations.Security statementTexts.Add(commandText); statementTexts.Add("select count (Id) from Tokens" + whereTextWithoutPaging); - var statements = PrepareAllSafe(db, statementTexts) + var statements = PrepareAll(db, statementTexts) .ToList(); using (var statement = statements[0]) @@ -348,9 +348,9 @@ namespace Emby.Server.Implementations.Security { using (var connection = GetConnection(true)) { - return connection.RunInTransaction((Func)(db => + return connection.RunInTransaction(db => { - using (var statement = base.PrepareStatement((IDatabaseConnection)db, (string)"select CustomName from Devices where Id=@DeviceId")) + using (var statement = base.PrepareStatement(db, "select CustomName from Devices where Id=@DeviceId")) { statement.TryBind("@DeviceId", deviceId); @@ -367,7 +367,7 @@ namespace Emby.Server.Implementations.Security return result; } - }), ReadTransactionMode); + }, ReadTransactionMode); } } -- cgit v1.2.3 From 7898af4cebe58bc11d120552594098041fff56fb Mon Sep 17 00:00:00 2001 From: Bond_009 Date: Wed, 3 Apr 2019 17:34:54 +0200 Subject: Reworked PRAGMA statements use --- .../Activity/ActivityRepository.cs | 2 - .../Data/BaseSqliteRepository.cs | 90 +++++++++++----------- .../Data/SqliteDisplayPreferencesRepository.cs | 2 - .../Data/SqliteItemRepository.cs | 4 +- .../Data/SqliteUserDataRepository.cs | 2 - .../Data/SqliteUserRepository.cs | 2 - .../Security/AuthenticationRepository.cs | 2 - 7 files changed, 45 insertions(+), 59 deletions(-) (limited to 'Emby.Server.Implementations/Activity/ActivityRepository.cs') diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs index f8a1b32af..de46ab965 100644 --- a/Emby.Server.Implementations/Activity/ActivityRepository.cs +++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs @@ -45,8 +45,6 @@ namespace Emby.Server.Implementations.Activity { using (var connection = GetConnection()) { - RunDefaultInitialization(connection); - connection.RunQueries(new[] { "create table if not exists ActivityLog (Id INTEGER PRIMARY KEY, Name TEXT NOT NULL, Overview TEXT, ShortOverview TEXT, Type TEXT NOT NULL, ItemId TEXT, UserId TEXT, DateCreated DATETIME NOT NULL, LogSeverity TEXT NOT NULL)", diff --git a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs index c5af156bb..4da6665c2 100644 --- a/Emby.Server.Implementations/Data/BaseSqliteRepository.cs +++ b/Emby.Server.Implementations/Data/BaseSqliteRepository.cs @@ -9,27 +9,37 @@ namespace Emby.Server.Implementations.Data { public abstract class BaseSqliteRepository : IDisposable { - protected string DbFilePath { get; set; } - - protected ILogger Logger { get; } + private bool _disposed = false; protected BaseSqliteRepository(ILogger logger) { Logger = logger; } + protected string DbFilePath { get; set; } + + protected ILogger Logger { get; } + + protected virtual ConnectionFlags DefaultConnectionFlags => ConnectionFlags.NoMutex; + protected TransactionMode TransactionMode => TransactionMode.Deferred; protected TransactionMode ReadTransactionMode => TransactionMode.Deferred; - protected virtual ConnectionFlags DefaultConnectionFlags => ConnectionFlags.NoMutex; + protected virtual int? CacheSize => null; + + protected virtual string JournalMode => "WAL"; + + protected virtual int? PageSize => null; + + protected virtual TempStoreMode TempStore => TempStoreMode.Default; + + protected virtual SynchronousMode? Synchronous => null; protected SemaphoreSlim WriteLock = new SemaphoreSlim(1, 1); protected SQLiteDatabaseConnection WriteConnection; - private string _defaultWal; - protected ManagedConnection GetConnection(bool _ = false) { WriteLock.Wait(); @@ -43,23 +53,28 @@ namespace Emby.Server.Implementations.Data DefaultConnectionFlags | ConnectionFlags.Create | ConnectionFlags.ReadWrite, null); - - if (string.IsNullOrWhiteSpace(_defaultWal)) + if (CacheSize.HasValue) { - _defaultWal = WriteConnection.Query("PRAGMA journal_mode").SelectScalarString().First(); + WriteConnection.Execute("PRAGMA cache_size=" + (int)CacheSize.Value); + } - Logger.LogInformation("Default journal_mode for {0} is {1}", DbFilePath, _defaultWal); + if (!string.IsNullOrWhiteSpace(JournalMode)) + { + WriteConnection.Execute("PRAGMA journal_mode=" + JournalMode); } - if (EnableTempStoreMemory) + if (Synchronous.HasValue) { - WriteConnection.Execute("PRAGMA temp_store = memory"); + WriteConnection.Execute("PRAGMA synchronous=" + (int)Synchronous.Value); } - else + + if (PageSize.HasValue) { - WriteConnection.Execute("PRAGMA temp_store = file"); + WriteConnection.Execute("PRAGMA page_size=" + (int)PageSize.Value); } + WriteConnection.Execute("PRAGMA temp_store=" + (int)TempStore); + return new ManagedConnection(WriteConnection, WriteLock); } @@ -92,38 +107,6 @@ namespace Emby.Server.Implementations.Data }, ReadTransactionMode); } - protected void RunDefaultInitialization(ManagedConnection db) - { - var queries = new List - { - "PRAGMA journal_mode=WAL", - "PRAGMA page_size=4096", - "PRAGMA synchronous=Normal" - }; - - if (EnableTempStoreMemory) - { - queries.AddRange(new List - { - "pragma default_temp_store = memory", - "pragma temp_store = memory" - }); - } - else - { - queries.AddRange(new List - { - "pragma temp_store = file" - }); - } - - db.ExecuteAll(string.Join(";", queries)); - Logger.LogInformation("PRAGMA synchronous=" + db.Query("PRAGMA synchronous").SelectScalarString().First()); - } - - protected virtual bool EnableTempStoreMemory => true; - - private bool _disposed; protected void CheckDisposed() { if (_disposed) @@ -199,4 +182,19 @@ namespace Emby.Server.Implementations.Data connection.Execute("alter table " + table + " add column " + columnName + " " + type + " NULL"); } } + + public enum SynchronousMode + { + Off = 0, + Normal = 1, + Full = 2, + Extra = 3 + } + + public enum TempStoreMode + { + Default = 0, + File = 1, + Memory = 2 + } } diff --git a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs index 1d44b0b29..01ef9851d 100644 --- a/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs @@ -63,8 +63,6 @@ namespace Emby.Server.Implementations.Data { using (var connection = GetConnection()) { - RunDefaultInitialization(connection); - string[] queries = { "create table if not exists userdisplaypreferences (id GUID NOT NULL, userId GUID NOT NULL, client text NOT NULL, data BLOB NOT NULL)", diff --git a/Emby.Server.Implementations/Data/SqliteItemRepository.cs b/Emby.Server.Implementations/Data/SqliteItemRepository.cs index 5dc104347..8a56e16bb 100644 --- a/Emby.Server.Implementations/Data/SqliteItemRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteItemRepository.cs @@ -92,7 +92,7 @@ namespace Emby.Server.Implementations.Data private const string ChaptersTableName = "Chapters2"; - protected override bool EnableTempStoreMemory => true; + protected override TempStoreMode TempStore => TempStoreMode.Memory; /// /// Opens the connection to the database @@ -101,8 +101,6 @@ namespace Emby.Server.Implementations.Data { using (var connection = GetConnection()) { - RunDefaultInitialization(connection); - const string createMediaStreamsTableCommand = "create table if not exists mediastreams (ItemId GUID, StreamIndex INT, StreamType TEXT, Codec TEXT, Language TEXT, ChannelLayout TEXT, Profile TEXT, AspectRatio TEXT, Path TEXT, IsInterlaced BIT, BitRate INT NULL, Channels INT NULL, SampleRate INT NULL, IsDefault BIT, IsForced BIT, IsExternal BIT, Height INT NULL, Width INT NULL, AverageFrameRate FLOAT NULL, RealFrameRate FLOAT NULL, Level FLOAT NULL, PixelFormat TEXT, BitDepth INT NULL, IsAnamorphic BIT NULL, RefFrames INT NULL, CodecTag TEXT NULL, Comment TEXT NULL, NalLengthSize TEXT NULL, IsAvc BIT NULL, Title TEXT NULL, TimeBase TEXT NULL, CodecTimeBase TEXT NULL, ColorPrimaries TEXT NULL, ColorSpace TEXT NULL, ColorTransfer TEXT NULL, PRIMARY KEY (ItemId, StreamIndex))"; diff --git a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs index 0580203c5..4035bb99d 100644 --- a/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs @@ -128,8 +128,6 @@ namespace Emby.Server.Implementations.Data return list; } - protected override bool EnableTempStoreMemory => true; - /// /// Saves the user data. /// diff --git a/Emby.Server.Implementations/Data/SqliteUserRepository.cs b/Emby.Server.Implementations/Data/SqliteUserRepository.cs index a0c6d2903..cd364e7f4 100644 --- a/Emby.Server.Implementations/Data/SqliteUserRepository.cs +++ b/Emby.Server.Implementations/Data/SqliteUserRepository.cs @@ -42,8 +42,6 @@ namespace Emby.Server.Implementations.Data { using (var connection = GetConnection()) { - RunDefaultInitialization(connection); - var localUsersTableExists = TableExists(connection, "LocalUsersv2"); connection.RunQueries(new[] { diff --git a/Emby.Server.Implementations/Security/AuthenticationRepository.cs b/Emby.Server.Implementations/Security/AuthenticationRepository.cs index c8ecd7e6e..545e11bf9 100644 --- a/Emby.Server.Implementations/Security/AuthenticationRepository.cs +++ b/Emby.Server.Implementations/Security/AuthenticationRepository.cs @@ -25,8 +25,6 @@ namespace Emby.Server.Implementations.Security { using (var connection = GetConnection()) { - RunDefaultInitialization(connection); - var tableNewlyCreated = !TableExists(connection, "Tokens"); string[] queries = { -- cgit v1.2.3