deb.open-vault/builtin/credential/userpass/cli.go

90 lines
1.9 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package userpass
import (
"fmt"
"os"
"strings"
pwd "github.com/hashicorp/go-secure-stdlib/password"
"github.com/hashicorp/vault/api"
"github.com/mitchellh/mapstructure"
)
type CLIHandler struct {
DefaultMount string
}
func (h *CLIHandler) Auth(c *api.Client, m map[string]string) (*api.Secret, error) {
var data struct {
Username string `mapstructure:"username"`
Password string `mapstructure:"password"`
Mount string `mapstructure:"mount"`
}
if err := mapstructure.WeakDecode(m, &data); err != nil {
return nil, err
}
if data.Username == "" {
return nil, fmt.Errorf("'username' must be specified")
}
if data.Password == "" {
fmt.Fprintf(os.Stderr, "Password (will be hidden): ")
password, err := pwd.Read(os.Stdin)
fmt.Fprintf(os.Stderr, "\n")
if err != nil {
return nil, err
}
data.Password = password
}
if data.Mount == "" {
data.Mount = h.DefaultMount
}
options := map[string]interface{}{
"password": data.Password,
}
path := fmt.Sprintf("auth/%s/login/%s", data.Mount, data.Username)
secret, err := c.Logical().Write(path, options)
if err != nil {
return nil, err
}
if secret == nil {
return nil, fmt.Errorf("empty response from credential provider")
}
return secret, nil
}
func (h *CLIHandler) Help() string {
help := `
Usage: vault login -method=userpass [CONFIG K=V...]
The userpass auth method allows users to authenticate using Vault's
internal user database.
Authenticate as "sally":
$ vault login -method=userpass username=sally
Password (will be hidden):
Authenticate as "bob":
$ vault login -method=userpass username=bob password=password
Configuration:
password=<string>
Password to use for authentication. If not provided, the CLI will prompt
for this on stdin.
username=<string>
Username to use for authentication.
`
return strings.TrimSpace(help)
}