/// <summary>
/// Migrates the specified file name and path.
/// <remarks>This method is called directly when performing integration tests.</remarks>
/// </summary>
/// <param name="fileNameAndPath">The file name and path.</param>
/// <param name="withBackup">if set to <c>true</c> [with backup].</param>
/// <param name="withAnnouncer">if set to <c>true</c> [with announcer].</param>
public static void Migrate(string fileNameAndPath, bool withBackup = false, bool withAnnouncer = false)
{
var currentDb = new FileInfo(fileNameAndPath);
var backupDb = string.Empty;
if (withBackup) { Backup(currentDb); }
var emptyAnnouncers = new Announcer[] { };
var consoleAnnouncer = new Announcer[] { new ConsoleAnnouncer() };
var announcerToProvide = new CompositeAnnouncer(withAnnouncer ? consoleAnnouncer : emptyAnnouncers);
var ctx = new RunnerContext(announcerToProvide)
{
ApplicationContext = string.Empty,
Database = "sqlite",
Connection = string.Format(CONNECTION_STRING_FORMAT, fileNameAndPath).NormalizePathSeparator(),
Targets = new[] { "Drey.Configuration" }
};
try
{
var executor = new TaskExecutor(ctx);
executor.Execute();
}
catch (Exception)
{
if (withBackup)
{
currentDb.Delete();
if (!string.IsNullOrWhiteSpace(backupDb)) { File.Copy(backupDb, currentDb.FullName); }
}
throw;
}
}
public override bool Execute()
{
if (string.IsNullOrEmpty(databaseType))
{
Log.LogError("You must specify a database type. i.e. mysql or sqlserver");
return false;
}
if (Targets == null || Targets.Length == 0)
{
Log.LogError("You must specify a migration assemblies ");
return false;
}
IAnnouncer announcer = new ConsoleAnnouncer
{
ShowElapsedTime = Verbose,
ShowSql = Verbose
};
StreamWriter outputWriter = null;
if (Output)
{
if (string.IsNullOrEmpty(OutputFilename))
OutputFilename = Path.GetFileName(Target) + ".sql";
outputWriter = new StreamWriter(OutputFilename);
var fileAnnouncer = new TextWriterAnnouncer(outputWriter)
{
ShowElapsedTime = false,
ShowSql = true
};
announcer = new CompositeAnnouncer(announcer, fileAnnouncer);
}
Log.LogMessage(MessageImportance.Low, "Creating Context");
var runnerContext = new RunnerContext(announcer)
{
ApplicationContext = ApplicationContext,
Database = databaseType,
Connection = Connection,
ConnectionStringConfigPath = ConnectionStringConfigPath,
Targets = Targets,
PreviewOnly = PreviewOnly,
Namespace = Namespace,
NestedNamespaces = Nested,
Task = Task,
Version = Version,
Steps = Steps,
WorkingDirectory = WorkingDirectory,
Profile = Profile,
Tags = Tags.ToTags(),
Timeout = Timeout,
TransactionPerSession = TransactionPerSession
};
Log.LogMessage(MessageImportance.Low, "Executing Migration Runner");
try
{
new TaskExecutor(runnerContext).Execute();
}
catch (ProcessorFactoryNotFoundException ex)
{
Log.LogError("While executing migrations the following error was encountered: {0}", ex.Message);
return false;
}
catch (Exception ex)
{
Log.LogError("While executing migrations the following error was encountered: {0}, {1}", ex.Message, ex.StackTrace);
return false;
}
finally
{
if (outputWriter != null)
{
outputWriter.Dispose();
}
}
return true;
}
protected override void ExecuteTask()
{
IAnnouncer announcer = new ConsoleAnnouncer
{
ShowElapsedTime = Verbose,
ShowSql = Verbose
};
StreamWriter outputWriter = null;
if (Output)
{
if (string.IsNullOrEmpty(OutputFilename))
OutputFilename = Path.GetFileName(Target) + ".sql";
outputWriter = new StreamWriter(OutputFilename);
var fileAnnouncer = new TextWriterAnnouncer(outputWriter)
{
ShowElapsedTime = false,
ShowSql = true
};
announcer = new CompositeAnnouncer(announcer, fileAnnouncer);
}
var runnerContext = new RunnerContext(announcer)
{
ApplicationContext = ApplicationContext,
Database = Database,
Connection = Connection,
Target = Target,
PreviewOnly = Preview,
Namespace = Namespace,
Task = Task,
Version = Version,
Steps = Steps,
WorkingDirectory = WorkingDirectory,
Profile = Profile,
Tags = Tags.ToTags(),
Timeout = Timeout
};
try
{
new TaskExecutor(runnerContext).Execute();
}
catch (ProcessorFactoryNotFoundException ex)
{
announcer.Error("While executing migrations the following error was encountered: {0}", ex.Message);
}
catch (Exception e)
{
announcer.Error("While executing migrations the following error was encountered: {0}, {1}", e.Message, e.StackTrace);
}
finally
{
if (outputWriter != null)
outputWriter.Dispose();
}
}
private void ExecuteMigrations(string outputTo)
{
using (var sw = new StreamWriter(outputTo))
{
var fileAnnouncer = ExecutingAgainstMsSql ?
new TextWriterWithGoAnnouncer(sw) :
new TextWriterAnnouncer(sw);
fileAnnouncer.ShowElapsedTime = false;
fileAnnouncer.ShowSql = true;
consoleAnnouncer.ShowElapsedTime = verbose;
consoleAnnouncer.ShowSql = verbose;
var announcer = new CompositeAnnouncer(consoleAnnouncer, fileAnnouncer);
ExecuteMigrations(announcer);
}
}
private void ExecuteMigrations( string outputTo )
{
using ( var sw = new StreamWriter( outputTo ) )
{
var fileAnnouncer = new TextWriterAnnouncer( sw )
{
ShowElapsedTime = false,
ShowSql = true
};
var consoleAnnouncer = new TextWriterAnnouncer( _announcerOutput )
{
ShowElapsedTime = Verbose,
ShowSql = Verbose
};
var announcer = new CompositeAnnouncer( new[]
{
consoleAnnouncer,
fileAnnouncer
});
ExecuteMigrations( announcer );
}
}
