C# Initialization.RunnerContext类代码示例

        public void StartMigration()
        {
            var consoleAnnouncer = new TextWriterAnnouncer(System.Console.Out)
                                        {
                                            ShowElapsedTime = true,
                                            ShowSql = true
                                        };
             var runnerContext = new RunnerContext(consoleAnnouncer)
             {

                 Database= DataBaseType,
                 Connection=connStr,
                 Target=assemblyPath,
                 PreviewOnly= false,
                 Namespace=string.Empty,
                 Task=string.Empty,
                 Version=0,
                 Steps=1,
                 WorkingDirectory = currentPath,
                 Profile=string.Empty,
                 Timeout=0,
                 ConnectionStringConfigPath=string.Empty
             };
             TaskExecutor tskMigration = new TaskExecutor(runnerContext);
             tskMigration.Execute();
        }

        public static void RunMigrations(string connectionString, string migration)
        {
            // var announcer = new NullAnnouncer();
            var announcer = new TextWriterAnnouncer(s => System.Diagnostics.Debug.WriteLine(s));
            var assembly = Assembly.GetExecutingAssembly();

            var migrationContext = new RunnerContext(announcer)
            {
                Namespace = "Azimuth.Migrations",
                WorkingDirectory = "Migrations"
            };

            var options = new MigrationOptions { PreviewOnly = false, Timeout = 60 };
            var factory = new FluentMigrator.Runner.Processors.SqlServer.SqlServer2012ProcessorFactory();
            var processor = factory.Create(connectionString, announcer, options);
            var runner = new MigrationRunner(assembly, migrationContext, processor);

            switch (migration)
            {
                case "Run migrations":
                    runner.MigrateUp(true);
                    break;
                case "Drop all tables":
                    runner.RollbackToVersion(201408091845);
                    runner.Rollback(1);
                    break;
            }
        }

        public void UpgradeDatabase()
        {
            var assembly = System.Reflection.Assembly.GetExecutingAssembly();
            var announcer = new TextWriterAnnouncer(s => Log.Debug(s));
            var context = new RunnerContext(announcer)
            {
                Namespace = "Causal.Server.Migrations"
            };

            var providerName = ConfigurationManager.ConnectionStrings["CausalContext"].ProviderName;
            MigrationProcessorFactory factory;
            if (providerName.Equals("Npgsql", StringComparison.InvariantCultureIgnoreCase))
            {
                factory = new FluentMigrator.Runner.Processors.Postgres.PostgresProcessorFactory();
            }
            else if (providerName.Equals("System.Data.SqlClient", StringComparison.InvariantCultureIgnoreCase))
            {
                factory = new FluentMigrator.Runner.Processors.SqlServer.SqlServer2008ProcessorFactory();
            }
            else
            {
                throw new Exception("Unknown provider for connection string CausalContext");
            }

            var options = new ProcessorOptions { PreviewOnly = false };
            var processor = factory.Create(ConfigurationManager.ConnectionStrings["CausalContext"].ConnectionString, announcer, options);
            var migrator = new MigrationRunner(assembly, context, processor);

            migrator.MigrateUp(true);
        }

        public void Main(string[] args)
        {
            BuildConfiguration(args);
            PrintLogo();

            var csName = Configuration["cs"];
            var runnerContext = new RunnerContext(new ConsoleAnnouncer())
            {
                Database = "SqlServer",
                Connection = Configuration[$"Data:{csName}:ConnectionString"],
                Targets = new string[] { Configuration["target"] },
                PreviewOnly = false,
                NestedNamespaces = true,
                Task = "migrate",
                StartVersion = 0,
                NoConnection = false,
                Steps = 1,
                WorkingDirectory = ".",
                TransactionPerSession = true
            };

            new TaskExecutor(runnerContext).Execute();

            Console.ReadLine();
        }

        public void Migrate(string connectionString, MigrationContext migrationContext)
        {
            var sw = Stopwatch.StartNew();

            _announcer.Heading("Migrating " + connectionString);

            var assembly = Assembly.GetExecutingAssembly();

            var runnerContext = new RunnerContext(_announcer)
            {
                Namespace = "NzbDrone.Core.Datastore.Migration",
                ApplicationContext = migrationContext
            };

            var options = new MigrationOptions { PreviewOnly = false, Timeout = 60 };
            var factory = new NzbDroneSqliteProcessorFactory();
            var processor = factory.Create(connectionString, _announcer, options);
            var runner = new MigrationRunner(assembly, runnerContext, processor);

            if (migrationContext.DesiredVersion.HasValue)
            {
                runner.MigrateUp(migrationContext.DesiredVersion.Value, true);
            }
            else
            {
                runner.MigrateUp(true);
            }

            sw.Stop();

            _announcer.ElapsedTime(sw.Elapsed);
        }

        public void MigrateToLatest(string connectionString, MigrationType migrationType)
        {
            lock (MigrationCache)
            {
                if (MigrationCache.Contains(connectionString.ToLower())) return;

                _announcer.Heading("Migrating " + connectionString);

                var assembly = Assembly.GetExecutingAssembly();

                var migrationContext = new RunnerContext(_announcer)
                    {
                        Namespace = "NzbDrone.Core.Datastore.Migration",
                        ApplicationContext = new MigrationContext
                            {
                                MigrationType = migrationType,
                                SQLiteAlter = _sqLiteAlter,
                                MigrationHelper = _migrationHelper,
                            }
                    };

                var options = new MigrationOptions { PreviewOnly = false, Timeout = 60 };
                var factory = new SqliteProcessorFactory();
                var processor = factory.Create(connectionString, _announcer, options);
                var runner = new MigrationRunner(assembly, migrationContext, processor);
                runner.MigrateUp(true);

                MigrationCache.Add(connectionString.ToLower());
            }
        }

        public static void Run(IContainer settingsContainer)
        {
            var connectionString = settingsContainer.GetInstance<string>("DefaultConnection");

            Announcer announcer = new TextWriterAnnouncer(s => System.Diagnostics.Debug.WriteLine(s));
            announcer.ShowSql = true;

            Assembly assembly = typeof(CreateTableEstacionamento).Assembly;

            IRunnerContext migrationContext = new RunnerContext(announcer);

            var options = new ProcessorOptions
            {
                PreviewOnly = false,  // set to true to see the SQL
                Timeout = 60
            };

            try
            {
                var factory = settingsContainer.GetInstance<MigrationProcessorFactory>(); //new FluentMigrator.Runner.Processors.SQLite.SQLiteProcessorFactory();
                var processor = factory.Create(connectionString, announcer, options);

                var runner = new MigrationRunner(assembly, migrationContext, processor);
                runner.MigrateUp(true);
            }
            catch (Exception ex)
            {
                throw new InvalidOperationException("connectionString: " + connectionString, ex);
            }
        }

        /// <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;
            }
        }

        protected override void ApplicationStartup(TinyIoCContainer container, IPipelines pipelines)
        {
            base.ApplicationStartup(container, pipelines);

            var announcer = new NullAnnouncer();
            var assembly = Assembly.GetExecutingAssembly();

            var migrationContext = new RunnerContext(announcer)
            {
                Namespace = "Server.Migrations"
            };

            var options = new MigrationOptions();
            var factory = new FluentMigrator.Runner.Processors.SqlServer.SqlServer2008ProcessorFactory();
            var processor = factory.Create(
                ConfigurationManager.ConnectionStrings["Simple.Data.Properties.Settings.DefaultConnectionString"].ConnectionString,
                announcer,
                options);
            var runner = new MigrationRunner(assembly, migrationContext, processor);
            runner.MigrateUp(true);

            pipelines.EnableBasicAuthentication(new BasicAuthenticationConfiguration(new UserValidator(), "CPNRealm"));

            JsonSettings.RetainCasing = true;

            StaticConfiguration.DisableErrorTraces = false;
        }

        public static void Run(string connectionString)
        {
            var firstMigration = typeof(Lucid.Database.Migrations.Y2016.M01.V01);
            var assembly = new SingleAssembly(firstMigration.Assembly);

            var migrationGenerator = new SqlServer2008Generator();
            var announcer = new NullAnnouncer();
            var options = new ProcessorOptions();
            var dbFactory = new SqlServerDbFactory();

            var runnerContext = new RunnerContext(announcer)
            {
                Database = "SqlServer2008",
                Connection = connectionString,
                Targets = new string[] { firstMigration.Assembly.FullName },
                NestedNamespaces = true,
                Namespace = "Lucid.Database.Migrations",
            };

            using (var connection = new SqlConnection(connectionString))
            using (var processor = new SqlServerProcessor(connection, migrationGenerator, announcer, options, dbFactory))
            {
                var runner = new MigrationRunner(assembly, runnerContext, processor);

                runner.MigrateUp();
            }
        }

 private RunnerContext GetMigrationContext(long version, string profile)
 {
     var context = new RunnerContext(Announcer);
     if (version > -1)
         context.Version = version;
     if (!string.IsNullOrEmpty(profile))
         context.Profile = profile;
     return context;
 }

        private static MigrationRunner GetRunner(string connectionString, IMigrationProcessorFactory factory)
        {
            var announcer = new NullAnnouncer();
            var assembly = Assembly.GetExecutingAssembly();
            var migrationContext = new RunnerContext(announcer) { Namespace = "Migrations" };
            var options = new MigrationOptions { PreviewOnly = false, Timeout = 60 };
            var processor = factory.Create(connectionString, announcer, options);

            return new MigrationRunner(assembly, migrationContext, processor);
        }

 public void Migrate(Action<IMigrationRunner> runnerAction)
 {
     var options = new MigrationOptions { PreviewOnly = false, Timeout = 0 };
     var factory = new FluentMigrator.Runner.Processors.MigrationProcessorFactoryProvider().GetFactory(_dbType);
     var announcer = new TextWriterAnnouncer(s => System.Diagnostics.Debug.WriteLine(s));
     var migrationContext = new RunnerContext(announcer);
     var processor = factory.Create(_connectionString, announcer, options);
     var runner = new MigrationRunner(_migrationAssembly, migrationContext, processor);
     runnerAction(runner);
 }

        private void MigrateTo(long targetVersion)
        {
            var options = new MigrationOptions { PreviewOnly = false,  Timeout = 60 };
            var announcer = new NullAnnouncer();
            var processor = new SqlServer2012ProcessorFactory().Create(connectionString, announcer, options);
            var migrationContext = new RunnerContext(announcer) { Namespace = "DDDEastAnglia.DatabaseMigrations.Migrations" };

            var runner = new MigrationRunner(GetType().Assembly, migrationContext, processor);
            runner.MigrateUp(targetVersion, true);
        }

 /// <summary>
 /// Runs the migration
 /// </summary>
 public virtual void Run()
 {
     using (var connection = new SqlConnection(_connectionString))
     {
         var context = new RunnerContext(Announcer);
         var processor = GenerateProcessor(connection);
         var runner = GenerateRunner(context, processor);
         runner.MigrateUp();
     }
 }