validate canons without yatest_common

1 files changed, 56 insertions, 0 deletions

diff --git a/library/go/yandex/tvm/client.go b/library/go/yandex/tvm/client.go
new file mode 100644
index 0000000000..2a969fb1c6
--- /dev/null
+++ b/library/go/yandex/tvm/client.go
@@ -0,0 +1,56 @@
+package tvm
+
+//go:generate ya tool mockgen -source=$GOFILE -destination=mocks/tvm.gen.go Client
+
+import (
+	"context"
+	"fmt"
+)
+
+type ClientStatus int
+
+// This constants must be in sync with EStatus from library/cpp/tvmauth/client/client_status.h
+const (
+	ClientOK ClientStatus = iota
+	ClientWarning
+	ClientError
+)
+
+func (s ClientStatus) String() string {
+	switch s {
+	case ClientOK:
+		return "OK"
+	case ClientWarning:
+		return "Warning"
+	case ClientError:
+		return "Error"
+	default:
+		return fmt.Sprintf("Unknown%d", s)
+	}
+}
+
+type ClientStatusInfo struct {
+	Status ClientStatus
+
+	// This message allows to trigger alert with useful message
+	// It returns "OK" if Status==Ok
+	LastError string
+}
+
+// Client allows to use aliases for ClientID.
+//
+// Alias is local label for ClientID which can be used to avoid this number in every checking case in code.
+type Client interface {
+	GetServiceTicketForAlias(ctx context.Context, alias string) (string, error)
+	GetServiceTicketForID(ctx context.Context, dstID ClientID) (string, error)
+
+	// CheckServiceTicket returns struct with SrcID: you should check it by yourself with ACL
+	CheckServiceTicket(ctx context.Context, ticket string) (*CheckedServiceTicket, error)
+	CheckUserTicket(ctx context.Context, ticket string, opts ...CheckUserTicketOption) (*CheckedUserTicket, error)
+	GetRoles(ctx context.Context) (*Roles, error)
+
+	// GetStatus returns current status of client:
+	//  * you should trigger your monitoring if status is not Ok
+	//  * it will be unable to operate if status is Invalid
+	GetStatus(ctx context.Context) (ClientStatusInfo, error)
+}