open-nomad/command/acl_auth_method_info.go

119 lines
2.7 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package command
import (
"fmt"
"strings"
"github.com/mitchellh/cli"
"github.com/posener/complete"
)
// Ensure ACLAuthMethodInfoCommand satisfies the cli.Command interface.
var _ cli.Command = &ACLAuthMethodInfoCommand{}
// ACLAuthMethodInfoCommand implements cli.Command.
type ACLAuthMethodInfoCommand struct {
Meta
json bool
tmpl string
}
// Help satisfies the cli.Command Help function.
func (a *ACLAuthMethodInfoCommand) Help() string {
helpText := `
Usage: nomad acl auth-method info [options] <acl_method_name>
Info is used to fetch information on an existing ACL auth method. Requires a
management token.
General Options:
` + generalOptionsUsage(usageOptsDefault|usageOptsNoNamespace) + `
ACL Info Options:
-json
Output the ACL auth method in a JSON format.
-t
Format and display the ACL auth method using a Go template.
`
return strings.TrimSpace(helpText)
}
func (a *ACLAuthMethodInfoCommand) AutocompleteFlags() complete.Flags {
return mergeAutocompleteFlags(a.Meta.AutocompleteFlags(FlagSetClient),
complete.Flags{
"-json": complete.PredictNothing,
"-t": complete.PredictAnything,
})
}
func (a *ACLAuthMethodInfoCommand) AutocompleteArgs() complete.Predictor {
return complete.PredictNothing
}
// Synopsis satisfies the cli.Command Synopsis function.
func (a *ACLAuthMethodInfoCommand) Synopsis() string {
return "Fetch information on an existing ACL auth method"
}
// Name returns the name of this command.
func (a *ACLAuthMethodInfoCommand) Name() string { return "acl auth-method info" }
// Run satisfies the cli.Command Run function.
func (a *ACLAuthMethodInfoCommand) Run(args []string) int {
flags := a.Meta.FlagSet(a.Name(), FlagSetClient)
flags.Usage = func() { a.Ui.Output(a.Help()) }
flags.BoolVar(&a.json, "json", false, "")
flags.StringVar(&a.tmpl, "t", "", "")
if err := flags.Parse(args); err != nil {
return 1
}
// Check that we have exactly one argument.
if len(flags.Args()) != 1 {
a.Ui.Error("This command takes one argument: <acl_auth_method_name>")
a.Ui.Error(commandErrorText(a))
return 1
}
// Get the HTTP client.
client, err := a.Meta.Client()
if err != nil {
a.Ui.Error(fmt.Sprintf("Error initializing client: %s", err))
return 1
}
methodName := flags.Args()[0]
method, _, apiErr := client.ACLAuthMethods().Get(methodName, nil)
// Handle any error from the API.
if apiErr != nil {
a.Ui.Error(fmt.Sprintf("Error reading ACL auth method: %s", apiErr))
return 1
}
if a.json || len(a.tmpl) > 0 {
out, err := Format(a.json, a.tmpl, method)
if err != nil {
a.Ui.Error(err.Error())
return 1
}
a.Ui.Output(out)
return 0
}
// Format the output.
outputAuthMethod(a.Meta, method)
return 0
}