open-vault/builtin/credential/userpass/path_user_password.go
2016-03-16 14:53:53 -04:00

86 lines
2.2 KiB
Go

package userpass
import (
"fmt"
"golang.org/x/crypto/bcrypt"
"github.com/hashicorp/vault/logical"
"github.com/hashicorp/vault/logical/framework"
)
func pathUserPassword(b *backend) *framework.Path {
return &framework.Path{
Pattern: "users/" + framework.GenericNameRegex("username") + "/password$",
Fields: map[string]*framework.FieldSchema{
"username": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Username for this user.",
},
"password": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Password for this user.",
},
},
ExistenceCheck: b.userPasswordExistenceCheck,
Callbacks: map[logical.Operation]framework.OperationFunc{
logical.UpdateOperation: b.pathUserPasswordUpdate,
},
HelpSynopsis: pathUserPasswordHelpSyn,
HelpDescription: pathUserPasswordHelpDesc,
}
}
// By always returning true, this endpoint will be enforced to be invoked only upon UpdateOperation.
// The existence of user will be checked in the operation handler.
func (b *backend) userPasswordExistenceCheck(req *logical.Request, data *framework.FieldData) (bool, error) {
return true, nil
}
func (b *backend) pathUserPasswordUpdate(
req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
username := d.Get("username").(string)
userEntry, err := b.user(req.Storage, username)
if err != nil {
return nil, err
}
if userEntry == nil {
return nil, fmt.Errorf("username does not exist")
}
err = b.updateUserPassword(req, d, userEntry)
if err != nil {
return nil, err
}
return nil, b.setUser(req.Storage, username, userEntry)
}
func (b *backend) updateUserPassword(req *logical.Request, d *framework.FieldData, userEntry *UserEntry) error {
password := d.Get("password").(string)
if password == "" {
return fmt.Errorf("missing password")
}
// Generate a hash of the password
hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
if err != nil {
return err
}
userEntry.PasswordHash = hash
return nil
}
const pathUserPasswordHelpSyn = `
Reset user's password.
`
const pathUserPasswordHelpDesc = `
This endpoint allows resetting the user's password.
`