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// Copyright 2016 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package command
import (
"fmt"
"github.com/spf13/cobra"
"go.etcd.io/etcd/api/v3/v3rpc/rpctypes"
"go.etcd.io/etcd/pkg/v3/cobrautl"
)
// NewAuthCommand returns the cobra command for "auth".
func NewAuthCommand() *cobra.Command {
ac := &cobra.Command{
Use: "auth <enable or disable>",
Short: "Enable or disable authentication",
}
ac.AddCommand(newAuthEnableCommand())
ac.AddCommand(newAuthDisableCommand())
ac.AddCommand(newAuthStatusCommand())
return ac
}
func newAuthStatusCommand() *cobra.Command {
return &cobra.Command{
Use: "status",
Short: "Returns authentication status",
Run: authStatusCommandFunc,
}
}
// authStatusCommandFunc executes the "auth status" command.
func authStatusCommandFunc(cmd *cobra.Command, args []string) {
if len(args) != 0 {
cobrautl.ExitWithError(cobrautl.ExitBadArgs, fmt.Errorf("auth status command does not accept any arguments"))
}
ctx, cancel := commandCtx(cmd)
result, err := mustClientFromCmd(cmd).Auth.AuthStatus(ctx)
cancel()
if err != nil {
cobrautl.ExitWithError(cobrautl.ExitError, err)
}
display.AuthStatus(*result)
}
func newAuthEnableCommand() *cobra.Command {
return &cobra.Command{
Use: "enable",
Short: "Enables authentication",
Run: authEnableCommandFunc,
}
}
// authEnableCommandFunc executes the "auth enable" command.
func authEnableCommandFunc(cmd *cobra.Command, args []string) {
if len(args) != 0 {
cobrautl.ExitWithError(cobrautl.ExitBadArgs, fmt.Errorf("auth enable command does not accept any arguments"))
}
ctx, cancel := commandCtx(cmd)
cli := mustClientFromCmd(cmd)
var err error
for err == nil {
if _, err = cli.AuthEnable(ctx); err == nil {
break
}
if err == rpctypes.ErrRootRoleNotExist {
if _, err = cli.RoleAdd(ctx, "root"); err != nil {
break
}
if _, err = cli.UserGrantRole(ctx, "root", "root"); err != nil {
break
}
}
}
cancel()
if err != nil {
cobrautl.ExitWithError(cobrautl.ExitError, err)
}
fmt.Println("Authentication Enabled")
}
func newAuthDisableCommand() *cobra.Command {
return &cobra.Command{
Use: "disable",
Short: "Disables authentication",
Run: authDisableCommandFunc,
}
}
// authDisableCommandFunc executes the "auth disable" command.
func authDisableCommandFunc(cmd *cobra.Command, args []string) {
if len(args) != 0 {
cobrautl.ExitWithError(cobrautl.ExitBadArgs, fmt.Errorf("auth disable command does not accept any arguments"))
}
ctx, cancel := commandCtx(cmd)
_, err := mustClientFromCmd(cmd).Auth.AuthDisable(ctx)
cancel()
if err != nil {
cobrautl.ExitWithError(cobrautl.ExitError, err)
}
fmt.Println("Authentication Disabled")
}
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