Golang fs.CalculateModifyWindow函數代碼示例

// newRun initialise the remote and local for testing and returns a
// run object.
//
// r.flocal is an empty local Fs
// r.fremote is an empty remote Fs
//
// Finalise() will tidy them away when done.
func newRun() *Run {
	r := &Run{
		Logf:   log.Printf,
		Fatalf: log.Fatalf,
		mkdir:  make(map[string]bool),
	}

	fs.LoadConfig()
	fs.Config.Verbose = *Verbose
	fs.Config.Quiet = !*Verbose
	fs.Config.DumpHeaders = *DumpHeaders
	fs.Config.DumpBodies = *DumpBodies

	var err error
	r.fremote, r.cleanRemote, err = fstest.RandomRemote(*RemoteName, *SubDir)
	if err != nil {
		r.Fatalf("Failed to open remote %q: %v", *RemoteName, err)
	}

	r.localName, err = ioutil.TempDir("", "rclone")
	if err != nil {
		r.Fatalf("Failed to create temp dir: %v", err)
	}
	r.localName = filepath.ToSlash(r.localName)
	r.flocal, err = fs.NewFs(r.localName)
	if err != nil {
		r.Fatalf("Failed to make %q: %v", r.localName, err)
	}
	fs.CalculateModifyWindow(r.fremote, r.flocal)
	return r
}

// newRun initialise the remote and local for testing and returns a
// run object.
//
// r.flocal is an empty local Fs
// r.fremote is an empty remote Fs
//
// Finalise() will tidy them away when done.
func newRun() *Run {
	r := &Run{
		Logf:   log.Printf,
		Fatalf: log.Fatalf,
		mkdir:  make(map[string]bool),
	}

	// Never ask for passwords, fail instead.
	// If your local config is encrypted set environment variable
	// "RCLONE_CONFIG_PASS=hunter2" (or your password)
	*fs.AskPassword = false
	fs.LoadConfig()
	fs.Config.Verbose = *Verbose
	fs.Config.Quiet = !*Verbose
	fs.Config.DumpHeaders = *DumpHeaders
	fs.Config.DumpBodies = *DumpBodies
	fs.Config.LowLevelRetries = *LowLevelRetries
	var err error
	r.fremote, r.cleanRemote, err = fstest.RandomRemote(*RemoteName, *SubDir)
	if err != nil {
		r.Fatalf("Failed to open remote %q: %v", *RemoteName, err)
	}

	r.localName, err = ioutil.TempDir("", "rclone")
	if err != nil {
		r.Fatalf("Failed to create temp dir: %v", err)
	}
	r.localName = filepath.ToSlash(r.localName)
	r.flocal, err = fs.NewFs(r.localName)
	if err != nil {
		r.Fatalf("Failed to make %q: %v", r.localName, err)
	}
	fs.CalculateModifyWindow(r.fremote, r.flocal)
	return r
}

func main() {
	ParseFlags()
	if *version {
		fmt.Printf("rclone %s\n", fs.Version)
		os.Exit(0)
	}
	command, args := ParseCommand()

	// Log file output
	if *logFile != "" {
		f, err := os.OpenFile(*logFile, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
		if err != nil {
			log.Fatalf("Failed to open log file: %v", err)
		}
		f.Seek(0, os.SEEK_END)
		log.SetOutput(f)
		redirectStderr(f)
	}

	// Make source and destination fs
	var fdst, fsrc fs.Fs
	if len(args) >= 1 {
		fdst = NewFs(args[0])
	}
	if len(args) >= 2 {
		fsrc = fdst
		fdst = NewFs(args[1])
	}

	fs.CalculateModifyWindow(fdst, fsrc)

	if !command.NoStats {
		StartStats()
	}

	// Run the actual command
	if command.Run != nil {
		command.Run(fdst, fsrc)
		if !command.NoStats {
			fmt.Fprintln(os.Stderr, fs.Stats)
		}
		if fs.Config.Verbose {
			fs.Debug(nil, "Go routines at exit %d\n", runtime.NumGoroutine())
		}
		if fs.Stats.Errored() {
			os.Exit(1)
		}
		os.Exit(0)
	} else {
	}

}

// NewFsSrcDstFiles creates a new src and dst fs from the arguments
// If src is a file then srcFileName and dstFileName will be non-empty
func NewFsSrcDstFiles(args []string) (fsrc fs.Fs, srcFileName string, fdst fs.Fs, dstFileName string) {
	fsrc, srcFileName = newFsSrc(args[0])
	// If copying a file...
	dstRemote := args[1]
	if srcFileName != "" {
		dstRemote, dstFileName = RemoteSplit(dstRemote)
		if dstRemote == "" {
			log.Fatalf("Can't find parent directory for %q", args[1])
		}
	}
	fdst = newFsDst(dstRemote)
	fs.CalculateModifyWindow(fdst, fsrc)
	return
}

// NewFsDst creates a new dst fs from the arguments
//
// Dst fs-es can't point to single files
func NewFsDst(args []string) fs.Fs {
	fdst := newFsDst(args[0])
	fs.CalculateModifyWindow(fdst)
	return fdst
}

// NewFsSrc creates a new src fs from the arguments
func NewFsSrc(args []string) fs.Fs {
	fsrc := newFsSrc(args[0])
	fs.CalculateModifyWindow(fsrc)
	return fsrc
}

// NewFsSrcDst creates a new src and dst fs from the arguments
func NewFsSrcDst(args []string) (fs.Fs, fs.Fs) {
	fsrc, fdst := newFsSrc(args[0]), newFsDst(args[1])
	fs.CalculateModifyWindow(fdst, fsrc)
	return fsrc, fdst
}

func main() {
	ParseFlags()
	if *version {
		fmt.Printf("rclone %s\n", fs.Version)
		os.Exit(0)
	}
	command, args := ParseCommand()

	// Log file output
	if *logFile != "" {
		f, err := os.OpenFile(*logFile, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
		if err != nil {
			log.Fatalf("Failed to open log file: %v", err)
		}
		_, err = f.Seek(0, os.SEEK_END)
		if err != nil {
			log.Printf("Failed to seek log file to end: %v", err)
		}
		log.SetOutput(f)
		redirectStderr(f)
	}

	// Make source and destination fs
	var fdst, fsrc fs.Fs
	if len(args) >= 1 {
		fdst = NewFs(args[0])
	}
	if len(args) >= 2 {
		fsrc = fdst
		fdst = NewFs(args[1])
	}

	fs.CalculateModifyWindow(fdst, fsrc)

	if !command.NoStats {
		StartStats()
	}

	// Run the actual command
	if command.Run != nil {
		var err error
		for try := 1; try <= *retries; try++ {
			err = command.Run(fdst, fsrc)
			if !command.Retry || (err == nil && !fs.Stats.Errored()) {
				break
			}
			if err != nil {
				fs.Log(nil, "Attempt %d/%d failed with %d errors and: %v", try, *retries, fs.Stats.GetErrors(), err)
			} else {
				fs.Log(nil, "Attempt %d/%d failed with %d errors", try, *retries, fs.Stats.GetErrors())
			}
			if try < *retries {
				fs.Stats.ResetErrors()
			}
		}
		if err != nil {
			log.Fatalf("Failed to %s: %v", command.Name, err)
		}
		if !command.NoStats && (!fs.Config.Quiet || fs.Stats.Errored() || *statsInterval > 0) {
			fmt.Fprintln(os.Stderr, fs.Stats)
		}
		if fs.Config.Verbose {
			fs.Debug(nil, "Go routines at exit %d\n", runtime.NumGoroutine())
		}
		if fs.Stats.Errored() {
			os.Exit(1)
		}
		os.Exit(0)
	} else {
	}

}

func TestCalculateModifyWindow(t *testing.T) {
	fs.CalculateModifyWindow(fremote, flocal)
	t.Logf("ModifyWindow is %q", fs.Config.ModifyWindow)
}

func main() {
	ParseFlags()
	if *version {
		fmt.Printf("rclone %s\n", fs.Version)
		os.Exit(0)
	}
	command, args := ParseCommand()

	// Log file output
	if *logFile != "" {
		f, err := os.OpenFile(*logFile, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
		if err != nil {
			log.Fatalf("Failed to open log file: %v", err)
		}
		_, err = f.Seek(0, os.SEEK_END)
		if err != nil {
			fs.ErrorLog(nil, "Failed to seek log file to end: %v", err)
		}
		log.SetOutput(f)
		fs.DebugLogger.SetOutput(f)
		redirectStderr(f)
	}

	// Load the rest of the config now we have started the logger
	fs.LoadConfig()

	// Write the args for debug purposes
	fs.Debug("rclone", "Version %q starting with parameters %q", fs.Version, os.Args)

	// Setup CPU profiling if desired
	if *cpuProfile != "" {
		fs.Log(nil, "Creating CPU profile %q\n", *cpuProfile)
		f, err := os.Create(*cpuProfile)
		if err != nil {
			fs.Stats.Error()
			log.Fatal(err)
		}
		err = pprof.StartCPUProfile(f)
		if err != nil {
			fs.Stats.Error()
			log.Fatal(err)
		}
		defer pprof.StopCPUProfile()
	}

	// Setup memory profiling if desired
	if *memProfile != "" {
		defer func() {
			fs.Log(nil, "Saving Memory profile %q\n", *memProfile)
			f, err := os.Create(*memProfile)
			if err != nil {
				fs.Stats.Error()
				log.Fatal(err)
			}
			err = pprof.WriteHeapProfile(f)
			if err != nil {
				fs.Stats.Error()
				log.Fatal(err)
			}
			err = f.Close()
			if err != nil {
				fs.Stats.Error()
				log.Fatal(err)
			}
		}()
	}

	// Make source and destination fs
	var fdst, fsrc fs.Fs
	if len(args) >= 1 {
		fdst = NewFsSrc(args[0])
	}
	if len(args) >= 2 {
		fsrc = fdst
		fdst = NewFs(args[1])
	}

	fs.CalculateModifyWindow(fdst, fsrc)

	if !command.NoStats {
		StartStats()
	}

	// Exit if no command to run
	if command.Run == nil {
		return
	}

	// Run the actual command
	var err error
	for try := 1; try <= *retries; try++ {
		err = command.Run(fdst, fsrc)
		if !command.Retry || (err == nil && !fs.Stats.Errored()) {
			break
		}
		if fs.IsFatalError(err) {
			fs.Log(nil, "Fatal error received - not attempting retries")
			break
		}
		if fs.IsNoRetryError(err) {
//.........這裏部分代碼省略.........