-
Notifications
You must be signed in to change notification settings - Fork 1.9k
/
operator_snapshot_inspect.go
74 lines (59 loc) · 1.69 KB
/
operator_snapshot_inspect.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
package command
import (
"fmt"
"os"
"strings"
"github.com/hashicorp/nomad/helper/snapshot"
"github.com/posener/complete"
)
type OperatorSnapshotInspectCommand struct {
Meta
}
func (c *OperatorSnapshotInspectCommand) Help() string {
helpText := `
Usage: nomad operator snapshot inspect [options] <file>
Displays information about a snapshot file on disk.
To inspect the file "backup.snap":
$ nomad operator snapshot inspect backup.snap
`
return strings.TrimSpace(helpText)
}
func (c *OperatorSnapshotInspectCommand) AutocompleteFlags() complete.Flags {
return complete.Flags{}
}
func (c *OperatorSnapshotInspectCommand) AutocompleteArgs() complete.Predictor {
return complete.PredictNothing
}
func (c *OperatorSnapshotInspectCommand) Synopsis() string {
return "Displays information about a Nomad snapshot file"
}
func (c *OperatorSnapshotInspectCommand) Name() string { return "operator snapshot inspect" }
func (c *OperatorSnapshotInspectCommand) Run(args []string) int {
// Check that we either got no filename or exactly one.
if len(args) != 1 {
c.Ui.Error("This command takes one argument: <filename>")
c.Ui.Error(commandErrorText(c))
return 1
}
path := args[0]
f, err := os.Open(path)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error opening snapshot file: %s", err))
return 1
}
defer f.Close()
meta, err := snapshot.Verify(f)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error verifying snapshot: %s", err))
return 1
}
output := []string{
fmt.Sprintf("ID|%s", meta.ID),
fmt.Sprintf("Size|%d", meta.Size),
fmt.Sprintf("Index|%d", meta.Index),
fmt.Sprintf("Term|%d", meta.Term),
fmt.Sprintf("Version|%d", meta.Version),
}
c.Ui.Output(formatList(output))
return 0
}