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1 /* imgtgz
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2 [usage(1) archive images.]
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3 $ mkdir 20170707
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4 $ cd 20170707
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5 $ ./imgtgz /mnt/nas/2017/20170702/xxxxx/0300012345
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6
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7 [usage(2) list directory.( for archive )]
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8 $ cd /mnt/nas/2017/20170702
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9 $ ./imgtgz -l
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10 */
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11 package main
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12
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13 import (
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14 "archive/tar"
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15 "compress/gzip"
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16 "fmt"
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17 "io"
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18 "log"
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19 "os"
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20 "path/filepath"
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21 "regexp"
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22 "strings"
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23 )
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24
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25
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26 func main() {
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27 if len( os.Args ) == 1 {
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28 help := `
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29 [usage(1) archive images.]
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30 $ mkdir 20170707
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31 $ cd 20170707
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32 $ ./imgtgz /mnt/nas/2017/20170702/xxxxx/0300012345
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33
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34 [usage(2) list directory.( for archive )]
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35 $ cd /mnt/nas/2017/20170702
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36 $ ./imgtgz -l
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37 `
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38 fmt.Fprintf( os.Stderr, help )
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39 os.Exit( 1 )
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40 }
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41
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42 if strings.Compare( os.Args[1], "-l" ) == 0 {
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43 list_dir()
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44 os.Exit( 0 )
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45 }
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46
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47 hdir := os.Args[1] //hdir := "Y:\\2014\\20141030\\角館２\\0100072890"
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48 do_archive( hdir )
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49 }
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50
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51 func list_dir() {
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52 r, err := regexp.Compile( "0[1238][0-9]{8}$" )
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53 if err != nil {
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54 log.Fatal( err )
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55 }
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56
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57 filepath.Walk( ".", func( path string, info os.FileInfo, err error ) error {
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58 if info.IsDir() && r.MatchString( path ) {
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59 p, _ := filepath.Abs( "." )
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60 p = filepath.Join( p, path )
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61 p = filepath.FromSlash( p )
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62 fmt.Println( p )
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63 }
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64 return nil
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65 } )
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66 }
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67
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68 func do_archive( hdir string ) {
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69 r, err := regexp.Compile( "0[1238][0-9]{8}$" )
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70 if err != nil {
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71 log.Fatal( err )
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72 }
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73 m := r.FindString( hdir )
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74 if len( m ) == 0 {
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75 log.Fatal( err )
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76 }
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77
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78 var images []string
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79
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80 fi, _ := os.Stat( hdir )
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81 if fi.IsDir() {
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82 filepath.Walk( hdir, func( path string, info os.FileInfo, err error ) error {
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83 if !info.IsDir() && strings.HasSuffix( path, "jpg" ) {
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84 images = append( images, path )
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85 }
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86 return nil
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87 } )
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88 } else {
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89 fmt.Fprintf( os.Stderr, "%s: not directory\n", hdir )
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90 log.Fatal( err )
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91 }
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92
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93 tar_gzip( m + ".tgz", images )
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94 }
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95
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96 func tar_gzip( tgzfile string, images []string ) {
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97
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98 tgz, err := os.Create( tgzfile )
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99 if err != nil {
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100 log.Fatal( err )
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101 }
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102 defer tgz.Close()
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103
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104 gw := gzip.NewWriter( tgz )
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105 defer gw.Close()
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106 tw := tar.NewWriter( gw )
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107 defer tw.Close()
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108
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109 for i, file := range images {
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110 f, err := os.Open( file )
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111 if err != nil {
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112 log.Fatal( err )
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113 }
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114
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115 stat, _ := f.Stat()
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116 header := new( tar.Header )
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117 header.Name = fmt.Sprintf( "%d.jpg", i )
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118 header.Size = stat.Size()
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119 header.Mode = int64( stat.Mode() )
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120 header.ModTime = stat.ModTime()
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121
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122 if err := tw.WriteHeader( header ); err != nil {
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123 log.Fatal( err )
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124 }
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125 if _, err := io.Copy( tw, f ); err != nil {
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126 log.Fatal( err )
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127 }
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128 f.Close()
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129 }
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130 }
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131
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