122 lines
2.8 KiB
Go
122 lines
2.8 KiB
Go
package command
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import (
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"errors"
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"fmt"
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"strconv"
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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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type VarPurgeCommand struct {
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Meta
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}
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func (c *VarPurgeCommand) Help() string {
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helpText := `
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Usage: nomad var purge [options] <path>
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Purge is used to permanently delete an existing variable.
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If ACLs are enabled, this command requires a token with the 'variables:destroy'
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capability for the target variable's namespace and path.
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General Options:
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` + generalOptionsUsage(usageOptsDefault) + `
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Purge Options:
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-check-index
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If set, the variable is only acted upon if the server side version's modify
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index matches the provided value.
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`
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return strings.TrimSpace(helpText)
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}
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func (c *VarPurgeCommand) AutocompleteFlags() complete.Flags {
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return c.Meta.AutocompleteFlags(FlagSetClient)
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}
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func (c *VarPurgeCommand) AutocompleteArgs() complete.Predictor {
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return VariablePathPredictor(c.Meta.Client)
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}
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func (c *VarPurgeCommand) Synopsis() string {
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return "Purge a variable"
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}
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func (c *VarPurgeCommand) Name() string { return "var purge" }
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func (c *VarPurgeCommand) Run(args []string) int {
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var checkIndexStr string
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flags := c.Meta.FlagSet(c.Name(), FlagSetClient)
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flags.Usage = func() { c.Ui.Output(c.Help()) }
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flags.StringVar(&checkIndexStr, "check-index", "", "")
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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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// Check that we got one argument
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args = flags.Args()
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if l := len(args); l != 1 {
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c.Ui.Error("This command takes one argument: <path>")
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c.Ui.Error(commandErrorText(c))
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return 1
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}
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// Parse the check-index
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checkIndex, enforce, err := parseCheckIndex(checkIndexStr)
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if err != nil {
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switch {
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case errors.Is(err, strconv.ErrRange):
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c.Ui.Error(fmt.Sprintf("Invalid -check-index value %q: out of range for uint64", checkIndexStr))
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case errors.Is(err, strconv.ErrSyntax):
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c.Ui.Error(fmt.Sprintf("Invalid -check-index value %q: not parsable as uint64", checkIndexStr))
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default:
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c.Ui.Error(fmt.Sprintf("Error parsing -check-index value %q: %v", checkIndexStr, err))
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}
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return 1
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}
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if c.Meta.namespace == "*" {
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c.Ui.Error(errWildcardNamespaceNotAllowed)
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return 1
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}
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path := args[0]
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// Get the HTTP client
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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 initializing client: %s", err))
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return 1
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}
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if enforce {
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_, err = client.Variables().CheckedDelete(path, checkIndex, nil)
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} else {
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_, err = client.Variables().Delete(path, nil)
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}
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if err != nil {
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if handled := handleCASError(err, c); handled {
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return 1
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}
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c.Ui.Error(fmt.Sprintf("Error purging variable: %s", err))
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return 1
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}
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c.Ui.Output(fmt.Sprintf("Successfully purged variable %q!", path))
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return 0
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}
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func (c *VarPurgeCommand) GetConcurrentUI() cli.ConcurrentUi {
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return cli.ConcurrentUi{Ui: c.Ui}
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}
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