open-nomad/command/acl_binding_rule_info.go

113 lines
2.7 KiB
Go

package command
import (
"fmt"
"strings"
"github.com/mitchellh/cli"
"github.com/posener/complete"
)
// Ensure ACLBindingRuleInfoCommand satisfies the cli.Command interface.
var _ cli.Command = &ACLBindingRuleInfoCommand{}
// ACLBindingRuleInfoCommand implements cli.Command.
type ACLBindingRuleInfoCommand struct {
Meta
json bool
tmpl string
}
// Help satisfies the cli.Command Help function.
func (a *ACLBindingRuleInfoCommand) Help() string {
helpText := `
Usage: nomad acl binding-rule info [options] <acl_binding_rule_id>
Info is used to fetch information on an existing ACL binding rule. Requires a
management token.
General Options:
` + generalOptionsUsage(usageOptsDefault|usageOptsNoNamespace) + `
Info Options:
-json
Output the ACL binding rule in a JSON format.
-t
Format and display the ACL binding rule using a Go template.
`
return strings.TrimSpace(helpText)
}
func (a *ACLBindingRuleInfoCommand) AutocompleteFlags() complete.Flags {
return mergeAutocompleteFlags(a.Meta.AutocompleteFlags(FlagSetClient),
complete.Flags{
"-json": complete.PredictNothing,
"-t": complete.PredictAnything,
})
}
func (a *ACLBindingRuleInfoCommand) AutocompleteArgs() complete.Predictor {
return complete.PredictNothing
}
// Synopsis satisfies the cli.Command Synopsis function.
func (a *ACLBindingRuleInfoCommand) Synopsis() string {
return "Fetch information on an existing ACL binding rule"
}
// Name returns the name of this command.
func (a *ACLBindingRuleInfoCommand) Name() string { return "acl binding-rule info" }
// Run satisfies the cli.Command Run function.
func (a *ACLBindingRuleInfoCommand) 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_binding_rule_id>")
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
}
aclBindingRule, _, err := client.ACLBindingRules().Get(flags.Args()[0], nil)
if err != nil {
a.Ui.Error(fmt.Sprintf("Error reading ACL binding rule: %s", err))
return 1
}
if a.json || len(a.tmpl) > 0 {
out, err := Format(a.json, a.tmpl, aclBindingRule)
if err != nil {
a.Ui.Error(err.Error())
return 1
}
a.Ui.Output(out)
return 0
}
// Format the output.
a.Ui.Output(formatACLBindingRule(aclBindingRule))
return 0
}