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