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
|
package main
import (
"fmt"
"io"
"os"
"path"
"text/tabwriter"
"github.com/colinmarc/hdfs/v2"
)
func du(args []string, summarize, humanReadable bool) {
if len(args) == 0 {
fatalWithUsage()
}
expanded, client, err := getClientAndExpandedPaths(args)
if err != nil {
fatal(err)
}
tw := tabwriter.NewWriter(os.Stdout, 8, 8, 0, ' ', 0)
defer tw.Flush()
for _, p := range expanded {
info, err := client.Stat(p)
if err != nil {
fmt.Fprintln(os.Stderr, err)
status = 1
continue
}
var size int64
if info.IsDir() {
if summarize {
cs, err := client.GetContentSummary(p)
if err != nil {
fmt.Fprintln(os.Stderr, err)
status = 1
continue
}
size = cs.Size()
} else {
size = duDir(client, tw, p, humanReadable)
}
} else {
size = info.Size()
}
printSize(tw, size, p, humanReadable)
}
}
func duDir(client *hdfs.Client, tw *tabwriter.Writer, dir string, humanReadable bool) int64 {
dirReader, err := client.Open(dir)
if err != nil {
fmt.Fprintln(os.Stderr, err)
return 0
}
var partial []os.FileInfo
var dirSize int64
for ; err != io.EOF; partial, err = dirReader.Readdir(100) {
if err != nil {
fmt.Fprintln(os.Stderr, err)
return dirSize
}
for _, child := range partial {
childPath := path.Join(dir, child.Name())
info, err := client.Stat(childPath)
if err != nil {
fmt.Fprintln(os.Stderr, err)
return 0
}
var size int64
if info.IsDir() {
size = duDir(client, tw, childPath, humanReadable)
} else {
size = info.Size()
}
printSize(tw, size, childPath, humanReadable)
dirSize += size
}
}
return dirSize
}
func printSize(tw *tabwriter.Writer, size int64, name string, humanReadable bool) {
if humanReadable {
formattedSize := formatBytes(uint64(size))
fmt.Fprintf(tw, "%s \t%s\n", formattedSize, name)
} else {
fmt.Fprintf(tw, "%d \t%s\n", size, name)
}
}
|
