syncthing/cmd/stfileinfo/main.go

84 lines
1.8 KiB
Go

// Copyright (C) 2014 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package main
import (
"context"
"flag"
"log"
"os"
"path/filepath"
"github.com/syncthing/syncthing/lib/protocol"
"github.com/syncthing/syncthing/lib/scanner"
)
func main() {
log.SetFlags(0)
log.SetOutput(os.Stdout)
standardBlocks := flag.Bool("s", false, "Use standard block size")
flag.Parse()
path := flag.Arg(0)
if path == "" {
log.Fatal("Need one argument: path to check")
}
log.Println("File:")
log.Println(" ", filepath.Clean(path))
log.Println()
fi, err := os.Lstat(path)
if err != nil {
log.Fatal(err)
}
log.Println("Lstat:")
log.Printf(" Size: %d bytes", fi.Size())
log.Printf(" Mode: 0%o", fi.Mode())
log.Printf(" Time: %v", fi.ModTime())
log.Printf(" %d.%09d", fi.ModTime().Unix(), fi.ModTime().Nanosecond())
log.Println()
if !fi.Mode().IsDir() && !fi.Mode().IsRegular() {
fi, err = os.Stat(path)
if err != nil {
log.Fatal(err)
}
log.Println("Stat:")
log.Printf(" Size: %d bytes", fi.Size())
log.Printf(" Mode: 0%o", fi.Mode())
log.Printf(" Time: %v", fi.ModTime())
log.Printf(" %d.%09d", fi.ModTime().Unix(), fi.ModTime().Nanosecond())
log.Println()
}
if fi.Mode().IsRegular() {
log.Println("Blocks:")
fd, err := os.Open(path)
if err != nil {
log.Fatal(err)
}
blockSize := int(fi.Size())
if *standardBlocks || blockSize < protocol.MinBlockSize {
blockSize = protocol.BlockSize(fi.Size())
}
bs, err := scanner.Blocks(context.TODO(), fd, blockSize, fi.Size(), nil, true)
if err != nil {
log.Fatal(err)
}
for _, b := range bs {
log.Println(" ", b)
}
}
}