-
Notifications
You must be signed in to change notification settings - Fork 19
/
sos_remove.go
125 lines (106 loc) · 2.79 KB
/
sos_remove.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
package cmd
import (
"fmt"
"log"
"os"
"path/filepath"
"strings"
"github.com/spf13/cobra"
)
var removeCmd = &cobra.Command{
Use: "remove BUCKET [OBJECT]...",
Short: "Remove object(s) from a bucket",
Aliases: gRemoveAlias,
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) < 1 {
return cmd.Usage()
}
bucket := args[0]
recursive, err := cmd.Flags().GetBool("recursive")
if err != nil {
return err
}
if err = validateArgs(args); err != nil {
return err
}
objects := []string{}
if len(args) < 2 {
if !recursive {
// Cannot remove bucket objects when not invoked recursively
return cmd.Usage()
}
objects = append(objects, "")
} else {
objects = args[1:]
}
sosClient, err := newSOSClient()
if err != nil {
return err
}
location, err := sosClient.GetBucketLocation(bucket)
if err != nil {
return err
}
if err := sosClient.setZone(location); err != nil {
return err
}
objectsCh := make(chan string)
// Send object names that are needed to be removed to objectsCh
go func() {
defer close(objectsCh)
// List all objects from a bucket-name with a matching prefix.
errors := make([]error, 0, len(objects))
for _, keyPrefix := range objects {
nbFile := 0
for object := range sosClient.ListObjects(bucket, keyPrefix, true, gContext.Done()) {
if object.Err != nil {
log.Fatalln(object.Err)
}
obj := filepath.ToSlash(object.Key)
keyPrefix = filepath.ToSlash(keyPrefix)
keyPrefix = strings.Trim(keyPrefix, "/")
if strings.HasPrefix(obj, "/") {
keyPrefix = fmt.Sprintf("/%s", keyPrefix)
}
if (strings.HasPrefix(obj, fmt.Sprintf("%s/", keyPrefix)) && obj != keyPrefix) || keyPrefix == "" {
if !recursive {
errors = append(errors, fmt.Errorf("%s: is a directory", keyPrefix)) // nolint: errcheck
nbFile = 1
break
}
objectsCh <- obj
} else if obj == keyPrefix {
objectsCh <- obj
}
nbFile++
}
if nbFile == 0 {
errors = append(errors, fmt.Errorf("cannot remove '%s': No such object or directory", keyPrefix))
}
nbFile = 0
}
if len(errors) > 0 {
for _, err := range errors {
fmt.Fprintf(os.Stderr, "%v\n", err) // nolint: errcheck
}
os.Exit(1)
}
}()
for objectErr := range sosClient.RemoveObjectsWithContext(gContext, bucket, objectsCh) {
return fmt.Errorf("error detected during deletion: %v", objectErr)
}
return nil
},
}
func validateArgs(args []string) error {
for _, arg := range args {
if arg == "" {
return fmt.Errorf("invalid arg: must be not empty")
}
}
return nil
}
func init() {
sosCmd.AddCommand(removeCmd)
removeCmd.Flags().BoolP("recursive", "r", false, "Attempt to remove the file hierarchy rooted in each file argument")
}