grafana/pkg/apimachinery/identity/namespace.go

125 lines
3.1 KiB
Go

package identity
import (
"fmt"
"strconv"
"strings"
)
type Namespace string
const (
NamespaceUser Namespace = "user"
NamespaceAPIKey Namespace = "api-key"
NamespaceServiceAccount Namespace = "service-account"
NamespaceAnonymous Namespace = "anonymous"
NamespaceRenderService Namespace = "render"
NamespaceAccessPolicy Namespace = "access-policy"
NamespaceEmpty Namespace = ""
)
func (n Namespace) String() string {
return string(n)
}
func ParseNamespace(str string) (Namespace, error) {
switch str {
case string(NamespaceUser):
return NamespaceUser, nil
case string(NamespaceAPIKey):
return NamespaceAPIKey, nil
case string(NamespaceServiceAccount):
return NamespaceServiceAccount, nil
case string(NamespaceAnonymous):
return NamespaceAnonymous, nil
case string(NamespaceRenderService):
return NamespaceRenderService, nil
case string(NamespaceAccessPolicy):
return NamespaceAccessPolicy, nil
default:
return "", ErrInvalidNamespaceID.Errorf("got invalid namespace %s", str)
}
}
var AnonymousNamespaceID = NewNamespaceID(NamespaceAnonymous, 0)
func ParseNamespaceID(str string) (NamespaceID, error) {
var namespaceID NamespaceID
parts := strings.Split(str, ":")
if len(parts) != 2 {
return namespaceID, ErrInvalidNamespaceID.Errorf("expected namespace id to have 2 parts")
}
namespace, err := ParseNamespace(parts[0])
if err != nil {
return namespaceID, err
}
namespaceID.id = parts[1]
namespaceID.namespace = namespace
return namespaceID, nil
}
// MustParseNamespaceID parses namespace id, it will panic if it fails to do so.
// Suitable to use in tests or when we can guarantee that we pass a correct format.
func MustParseNamespaceID(str string) NamespaceID {
namespaceID, err := ParseNamespaceID(str)
if err != nil {
panic(err)
}
return namespaceID
}
func NewNamespaceID(namespace Namespace, id int64) NamespaceID {
return NamespaceID{
id: strconv.FormatInt(id, 10),
namespace: namespace,
}
}
// NewNamespaceIDString creates a new NamespaceID with a string id
func NewNamespaceIDString(namespace Namespace, id string) NamespaceID {
return NamespaceID{
id: id,
namespace: namespace,
}
}
// FIXME: use this instead of encoded string through the codebase
type NamespaceID struct {
id string
namespace Namespace
}
func (ni NamespaceID) ID() string {
return ni.id
}
// UserID will try to parse and int64 identifier if namespace is either user or service-account.
// For all other namespaces '0' will be returned.
func (ni NamespaceID) UserID() (int64, error) {
if ni.IsNamespace(NamespaceUser, NamespaceServiceAccount) {
return ni.ParseInt()
}
return 0, nil
}
// ParseInt will try to parse the id as an int64 identifier.
func (ni NamespaceID) ParseInt() (int64, error) {
return strconv.ParseInt(ni.id, 10, 64)
}
func (ni NamespaceID) Namespace() Namespace {
return ni.namespace
}
func (ni NamespaceID) IsNamespace(expected ...Namespace) bool {
return IsNamespace(ni.namespace, expected...)
}
func (ni NamespaceID) String() string {
return fmt.Sprintf("%s:%s", ni.namespace, ni.id)
}