-
Notifications
You must be signed in to change notification settings - Fork 0
/
utils.go
183 lines (158 loc) · 4.16 KB
/
utils.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
package main
import (
"fmt"
"io"
"log"
"os"
"path/filepath"
"strconv"
"strings"
"time"
)
func copyFileNew(o *object, destFilename string, destPath string) {
// create destination dir
_, err := os.Stat(destPath)
if err != nil {
err = os.MkdirAll(destPath, 0755)
if err != nil {
log.Fatalf("Failed to make destination dir: %s due to error: %v", destPath, err)
}
}
o.FH.Seek(0, 0)
// check for destination file already present, if so, rename the one we are trying to copy
_, err = os.Stat(destPath + "/" + destFilename)
if err == nil {
epoch := strconv.FormatInt(time.Now().UnixNano(), 10)
destFilename = epoch + "-" + destFilename
if debug {
log.Printf("Detected filename conflict - renaming destination file: %s", destPath+"/"+destFilename)
}
}
df, err := os.Create(destPath + "/" + destFilename)
if err != nil {
log.Fatalf("Failed to create destination file: %s due to error: %v", df.Name(), err)
}
defer df.Close()
written, err := io.Copy(df, o.FH)
if err != nil {
log.Fatalf("Failed to copy from %s to destination file %s due to error: %v", o.FH.Name(), df.Name(), err)
}
if debug {
log.Printf("Copied %d bytes %s to %s", written, o.FH.Name(), df.Name())
}
// rename the source file if we have successfully copied
// we can then run a find to remove all files with that pattern in it
if renameSource {
if written == o.SourceSize {
extension := filepath.Ext(o.FullSourcePath)
filenameNoExtension := strings.TrimSuffix(o.FullSourcePath, extension)
renamedFile := fmt.Sprintf("%s-%s%s", filenameNoExtension, renameString, extension)
err = os.Rename(o.FullSourcePath, renamedFile)
if err != nil {
log.Printf("Failed to rename file: %s due to error: %v", o.FullSourcePath, err)
}
}
}
byteCount += written
}
func copyFile(f *os.File, destFilename string, destPath string) {
// create destination dir
_, err := os.Stat(destPath)
if err != nil {
err = os.MkdirAll(destPath, 0755)
if err != nil {
log.Fatalf("Failed to make destination dir: %s due to error: %v", destPath, err)
}
}
f.Seek(0, 0)
// check for destination file already present, if so, rename the one we are trying to copy
_, err = os.Stat(destPath + "/" + destFilename)
if err == nil {
epoch := strconv.FormatInt(time.Now().UnixNano(), 10)
destFilename = epoch + "-" + destFilename
if debug {
log.Printf("Detected filename conflict - renaming destination file: %s", destPath+"/"+destFilename)
}
}
df, err := os.Create(destPath + "/" + destFilename)
if err != nil {
log.Fatalf("Failed to create destination file: %s due to error: %v", df.Name(), err)
}
defer df.Close()
written, err := io.Copy(df, f)
if err != nil {
log.Fatalf("Failed to copy from %s to destination file %s due to error: %v", f.Name(), df.Name(), err)
}
if debug {
log.Printf("Copied %d bytes %s to %s", written, f.Name(), df.Name())
}
byteCount += written
}
// numMonth returns a two digit representation of a Go time.Month value
func numMonth(month time.Month) string {
switch month {
case time.January:
return "01"
case time.February:
return "02"
case time.March:
return "03"
case time.April:
return "04"
case time.May:
return "05"
case time.June:
return "06"
case time.July:
return "07"
case time.August:
return "08"
case time.September:
return "09"
case time.October:
return "10"
case time.November:
return "11"
case time.December:
return "12"
}
return ""
}
// numMonthString returns a two digit representation of a 3 character month name
func numMonthString(s string) string {
switch s {
case "JAN":
return "01"
case "FEB":
return "02"
case "MAR":
return "03"
case "APR":
return "04"
case "MAY":
return "05"
case "JUN":
return "06"
case "JUL":
return "07"
case "AUG":
return "08"
case "SEP":
return "09"
case "OCT":
return "10"
case "NOV":
return "11"
case "DEC":
return "12"
}
log.Fatalf("Unable to determine number of month for string: %s", s)
return ""
}
// parseExtensions reads the command line flag and outputs a slice of the possible file extensions
func parseExtensions(s string) []string {
s = strings.Replace(s, " ", "", -1)
s = strings.ToLower(s)
ss := strings.Split(s, ",")
return ss
}