static void ApplyChangeScript(NpgsqlConnection connection, ChangeScriptFile script, IReadOnlyDictionary <string, string> variables) { var content = File.ReadAllText(script.FullPath); var directives = ChangeScriptDirectiveParser.Parse(content); var commandText = new StringBuilder(); if (directives.IsTransacted) { commandText.AppendLine("START TRANSACTION ISOLATION LEVEL REPEATABLE READ;"); } commandText.AppendLine(ChangeScriptVariableProcessor.InsertVariables(content, variables)); commandText.AppendLine(";"); commandText.AppendLine(AppliedChangeScriptLog.CreateApplyLogScriptFor(script)); if (directives.IsTransacted) { commandText.AppendLine("COMMIT TRANSACTION;"); } using (var command = new NpgsqlCommand(commandText.ToString(), connection)) { command.ExecuteNonQuery(); } }
public static void BaselineDatabase(string host, string database, string username, string password, string scriptRoot) { using (var connection = DatabaseConnector.Connect(host, database, username, password, false)) { var scripts = DatabaseStatus.GetPendingScripts(connection, scriptRoot); Log.Information("Found {Count} script files without change log records", scripts.Length); if (scripts.Length != 0) { var commandText = new StringBuilder(); commandText.AppendLine("START TRANSACTION ISOLATION LEVEL REPEATABLE READ;"); commandText.AppendLine(AppliedChangeScriptLog.ChangesTableCreateScript); foreach (var script in scripts) { Log.Information("Recording {FullPath} as {ScriptFile}", script.FullPath, script.RelativeName); commandText.AppendLine(AppliedChangeScriptLog.CreateApplyLogScriptFor(script)); } commandText.AppendLine("COMMIT TRANSACTION;"); Log.Information("Writing change log"); using (var command = new NpgsqlCommand(commandText.ToString(), connection)) { command.ExecuteNonQuery(); } } Log.Information("Done"); } }