public static async Task ExecuteCommandAsync(this DbConnection connection, string commandText)
{
commandText = commandText.Trim();
try
{
var stopwatch = Stopwatch.StartNew();
#if (NET5_0)
await using (var command = connection.CreateCommand())
#else
using (var command = connection.CreateCommand())
#endif
{
command.CommandText = commandText;
await command.ExecuteNonQueryAsync();
}
if (LocalDbLogging.SqlLoggingEnabled)
{
LocalDbLogging.Log($@"Executed SQL ({stopwatch.ElapsedMilliseconds}.ms):
{commandText.IndentLines()}");
}
}
catch (DbException exception)
{
throw BuildException(connection, commandText, exception);
}
catch (Exception exception)
{
throw BuildException(connection, commandText, exception);
}
}
public static void Log(MethodBase method, long milliseconds, string message)
{
if (!LocalDbLogging.Enabled)
{
return;
}
if (message == null)
{
LocalDbLogging.Log($"{method.Name} {milliseconds}ms");
return;
}
LocalDbLogging.Log($"{method.Name} {milliseconds}ms {message}");
}
void InnerStart(DateTime timestamp, Func <SqlConnection, Task> buildTemplate)
{
void CleanStart()
{
FileExtensions.FlushDirectory(Directory);
LocalDbApi.CreateInstance(instance);
LocalDbApi.StartInstance(instance);
startupTask = CreateAndDetachTemplate(
timestamp,
buildTemplate,
rebuild: true,
optimize: true);
InitRollbackTask();
}
var info = LocalDbApi.GetInstance(instance);
if (!info.Exists)
{
CleanStart();
return;
}
if (!info.IsRunning)
{
LocalDbApi.DeleteInstance(instance);
CleanStart();
return;
}
var templateLastMod = File.GetCreationTime(TemplateDataFile);
if (timestamp == templateLastMod)
{
LocalDbLogging.Log("Not modified so skipping rebuild");
startupTask = CreateAndDetachTemplate(timestamp, buildTemplate, false, false);
}
else
{
startupTask = CreateAndDetachTemplate(timestamp, buildTemplate, true, false);
}
InitRollbackTask();
}
void InnerStart(DateTime timestamp, Action <SqlConnection> buildTemplate)
{
void CleanStart()
{
FileExtensions.FlushDirectory(directory);
LocalDbApi.CreateInstance(instance);
LocalDbApi.StartInstance(instance);
RunOnceOfOptimizations();
CreateTemplate();
ExecuteBuildTemplate(buildTemplate);
DetachTemplate(timestamp);
}
var info = LocalDbApi.GetInstance(instance);
if (!info.Exists)
{
CleanStart();
return;
}
if (!info.IsRunning)
{
LocalDbApi.DeleteInstance(instance);
CleanStart();
return;
}
PurgeDbs();
DeleteNonTemplateFiles();
var templateLastMod = File.GetCreationTime(TemplateDataFile);
if (timestamp == templateLastMod)
{
LocalDbLogging.Log("Not modified so skipping rebuild");
return;
}
DeleteTemplateFiles();
CreateTemplate();
ExecuteBuildTemplate(buildTemplate);
DetachTemplate(timestamp);
}
public void Start(DateTime timestamp, Func <DbConnection, Task> buildTemplate)
{
#if RELEASE
try
{
#endif
var stopwatch = Stopwatch.StartNew();
InnerStart(timestamp, buildTemplate);
var message = $"Start `{ServerName}` {stopwatch.ElapsedMilliseconds}ms.";
LocalDbLogging.Log(message);
#if RELEASE
}
catch (Exception exception)
{
throw ExceptionBuilder.WrapLocalDbFailure(instance, Directory, exception);
}
#endif
}
async Task CreateAndDetachTemplate(DateTime timestamp, Func <DbConnection, Task> buildTemplate, bool rebuild, bool optimize)
{
masterConnection = buildConnection(MasterConnectionString);
await masterConnection.OpenAsync();
var takeDbsOffline = ExecuteOnMasterAsync(SqlBuilder.TakeDbsOfflineCommand);
if (LocalDbLogging.Enabled)
{
LocalDbLogging.Log($"SqlServerVersion: {masterConnection.ServerVersion}");
}
if (optimize)
{
await ExecuteOnMasterAsync(SqlBuilder.GetOptimizationCommand(size));
}
if (!rebuild || templateProvided)
{
await takeDbsOffline;
return;
}
DeleteTemplateFiles();
await ExecuteOnMasterAsync(SqlBuilder.GetCreateTemplateCommand(TemplateDataFile, TemplateLogFile));
FileExtensions.MarkFileAsWritable(TemplateDataFile);
FileExtensions.MarkFileAsWritable(TemplateLogFile);
using (var templateConnection = buildConnection(TemplateConnectionString))
{
await templateConnection.OpenAsync();
await buildTemplate(templateConnection);
}
await ExecuteOnMasterAsync(SqlBuilder.DetachTemplateCommand);
File.SetCreationTime(TemplateDataFile, timestamp);
await takeDbsOffline;
}
static void WriteLine(CommandEventData data)
{
LocalDbLogging.Log($"EF {data}");
}