88 lines
2.2 KiB
Go
88 lines
2.2 KiB
Go
package command
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import (
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"fmt"
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"strings"
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"github.com/mitchellh/cli"
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"github.com/posener/complete"
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)
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// OperatorGossipKeyringUseCommand is a Command implementation that
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// handles setting the gossip encryption key from a keyring
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type OperatorGossipKeyringUseCommand struct {
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Meta
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}
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func (c *OperatorGossipKeyringUseCommand) Help() string {
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helpText := `
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Usage: nomad operator gossip keyring use [options] <key>
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Change the encryption key used for gossip. The key must already be installed
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before this operator can succeed.
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This command can only be run against server nodes. It returns 0 if all nodes
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reply and there are no errors. If any node fails to reply or reports failure,
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the exit code will be 1.
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If ACLs are enabled, this command requires a token with the 'agent:write'
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capability.
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General Options:
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` + generalOptionsUsage(usageOptsDefault|usageOptsNoNamespace)
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return strings.TrimSpace(helpText)
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}
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func (c *OperatorGossipKeyringUseCommand) Synopsis() string {
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return "Change the gossip encryption key"
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}
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func (c *OperatorGossipKeyringUseCommand) AutocompleteFlags() complete.Flags {
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return c.Meta.AutocompleteFlags(FlagSetClient)
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}
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func (c *OperatorGossipKeyringUseCommand) AutocompleteArgs() complete.Predictor {
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return complete.PredictAnything
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}
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func (c *OperatorGossipKeyringUseCommand) Name() string { return "operator gossip keyring use" }
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func (c *OperatorGossipKeyringUseCommand) Run(args []string) int {
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flags := c.Meta.FlagSet("operator-gossip-keyring-use", FlagSetClient)
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flags.Usage = func() { c.Ui.Output(c.Help()) }
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if err := flags.Parse(args); err != nil {
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return 1
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}
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c.Ui = &cli.PrefixedUi{
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OutputPrefix: "",
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InfoPrefix: "==> ",
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ErrorPrefix: "",
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Ui: c.Ui,
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}
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args = flags.Args()
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if len(args) != 1 {
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c.Ui.Error("This command requires one argument: <key>")
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c.Ui.Error(commandErrorText(c))
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return 1
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}
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useKey := args[0]
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client, err := c.Meta.Client()
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error creating nomad cli client: %s", err))
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return 1
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}
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c.Ui.Output("Changing primary gossip encryption key...")
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_, err = client.Agent().UseKey(useKey)
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if err != nil {
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c.Ui.Error(fmt.Sprintf("error: %s", err))
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return 1
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}
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return 0
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}
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