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cvium
2023-08-21 12:13:32 +02:00
parent d3f8874a3e
commit 613f4296e3
14 changed files with 706 additions and 612 deletions
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104
Emby.Server.Implementations/Data/BaseSqliteRepository.cs
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@@ -5,8 +5,8 @@
using System;
using System.Collections.Generic;
using Jellyfin.Extensions;
using Microsoft.Data.Sqlite;
using Microsoft.Extensions.Logging;
using SQLitePCL.pretty;
namespace Emby.Server.Implementations.Data
{
@@ -45,24 +45,6 @@ namespace Emby.Server.Implementations.Data
/// <value>The logger.</value>
protected ILogger<BaseSqliteRepository> Logger { get; }
/// <summary>
/// Gets the default connection flags.
/// </summary>
/// <value>The default connection flags.</value>
protected virtual ConnectionFlags DefaultConnectionFlags => ConnectionFlags.NoMutex;
/// <summary>
/// Gets the transaction mode.
/// </summary>
/// <value>The transaction mode.</value>>
protected TransactionMode TransactionMode => TransactionMode.Deferred;
/// <summary>
/// Gets the transaction mode for read-only operations.
/// </summary>
/// <value>The transaction mode.</value>
protected TransactionMode ReadTransactionMode => TransactionMode.Deferred;
/// <summary>
/// Gets the cache size.
/// </summary>
@@ -107,23 +89,8 @@ namespace Emby.Server.Implementations.Data
/// <see cref="SynchronousMode"/>
protected virtual SynchronousMode? Synchronous => SynchronousMode.Normal;
/// <summary>
/// Gets or sets the write lock.
/// </summary>
/// <value>The write lock.</value>
protected ConnectionPool WriteConnections { get; set; }
/// <summary>
/// Gets or sets the write connection.
/// </summary>
/// <value>The write connection.</value>
protected ConnectionPool ReadConnections { get; set; }
public virtual void Initialize()
{
WriteConnections = new ConnectionPool(WriteConnectionsCount, CreateWriteConnection);
ReadConnections = new ConnectionPool(ReadConnectionsCount, CreateReadConnection);
// Configuration and pragmas can affect VACUUM so it needs to be last.
using (var connection = GetConnection())
{
@@ -131,15 +98,9 @@ namespace Emby.Server.Implementations.Data
}
}
protected ManagedConnection GetConnection(bool readOnly = false)
=> readOnly ? ReadConnections.GetConnection() : WriteConnections.GetConnection();
protected SQLiteDatabaseConnection CreateWriteConnection()
protected SqliteConnection GetConnection(bool readOnly = false)
{
var writeConnection = SQLite3.Open(
DbFilePath,
DefaultConnectionFlags | ConnectionFlags.Create | ConnectionFlags.ReadWrite,
null);
var writeConnection = new SqliteConnection($"Filename={DbFilePath}");
if (CacheSize.HasValue)
{
@@ -176,50 +137,14 @@ namespace Emby.Server.Implementations.Data
return writeConnection;
}
protected SQLiteDatabaseConnection CreateReadConnection()
public SqliteCommand PrepareStatement(SqliteConnection connection, string sql)
{
var connection = SQLite3.Open(
DbFilePath,
DefaultConnectionFlags | ConnectionFlags.ReadOnly,
null);
if (CacheSize.HasValue)
{
connection.Execute("PRAGMA cache_size=" + CacheSize.Value);
}
if (!string.IsNullOrWhiteSpace(LockingMode))
{
connection.Execute("PRAGMA locking_mode=" + LockingMode);
}
if (!string.IsNullOrWhiteSpace(JournalMode))
{
connection.Execute("PRAGMA journal_mode=" + JournalMode);
}
if (JournalSizeLimit.HasValue)
{
connection.Execute("PRAGMA journal_size_limit=" + JournalSizeLimit.Value);
}
if (Synchronous.HasValue)
{
connection.Execute("PRAGMA synchronous=" + (int)Synchronous.Value);
}
connection.Execute("PRAGMA temp_store=" + (int)TempStore);
return connection;
var command = connection.CreateCommand();
command.CommandText = sql;
return command;
}
public IStatement PrepareStatement(ManagedConnection connection, string sql)
=> connection.PrepareStatement(sql);
public IStatement PrepareStatement(IDatabaseConnection connection, string sql)
=> connection.PrepareStatement(sql);
protected bool TableExists(ManagedConnection connection, string name)
protected bool TableExists(SqliteConnection connection, string name)
{
return connection.RunInTransaction(
db =>
@@ -236,11 +161,10 @@ namespace Emby.Server.Implementations.Data
}
return false;
},
ReadTransactionMode);
});
}
protected List<string> GetColumnNames(IDatabaseConnection connection, string table)
protected List<string> GetColumnNames(SqliteConnection connection, string table)
{
var columnNames = new List<string>();
@@ -255,7 +179,7 @@ namespace Emby.Server.Implementations.Data
return columnNames;
}
protected void AddColumn(IDatabaseConnection connection, string table, string columnName, string type, List<string> existingColumnNames)
protected void AddColumn(SqliteConnection connection, string table, string columnName, string type, List<string> existingColumnNames)
{
if (existingColumnNames.Contains(columnName, StringComparison.OrdinalIgnoreCase))
{
@@ -291,12 +215,6 @@ namespace Emby.Server.Implementations.Data
return;
}
if (dispose)
{
WriteConnections.Dispose();
ReadConnections.Dispose();
}
_disposed = true;
}
}