[#15] Use extended error response

Signed-off-by: Denis Kirillov <denis@nspcc.ru>

cmd/neofs-rest-gw/integration_test.go

@@ -60,7 +60,7 @@ const (
 
 	// tests configuration.
 	useWalletConnect    = false
-	useLocalEnvironment = false
+	useLocalEnvironment = true
 )
 
 func TestIntegration(t *testing.T) {

gen/models/error_response.go

@@ -0,0 +1,131 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+package models
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"context"
+
+	"github.com/go-openapi/errors"
+	"github.com/go-openapi/strfmt"
+	"github.com/go-openapi/swag"
+	"github.com/go-openapi/validate"
+)
+
+// ErrorResponse error response
+//
+// swagger:model ErrorResponse
+type ErrorResponse struct {
+
+	// code
+	Code int64 `json:"code,omitempty"`
+
+	// message
+	// Required: true
+	Message *string `json:"message"`
+
+	// type
+	// Required: true
+	Type *ErrorType `json:"type"`
+}
+
+// Validate validates this error response
+func (m *ErrorResponse) Validate(formats strfmt.Registry) error {
+	var res []error
+
+	if err := m.validateMessage(formats); err != nil {
+		res = append(res, err)
+	}
+
+	if err := m.validateType(formats); err != nil {
+		res = append(res, err)
+	}
+
+	if len(res) > 0 {
+		return errors.CompositeValidationError(res...)
+	}
+	return nil
+}
+
+func (m *ErrorResponse) validateMessage(formats strfmt.Registry) error {
+
+	if err := validate.Required("message", "body", m.Message); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (m *ErrorResponse) validateType(formats strfmt.Registry) error {
+
+	if err := validate.Required("type", "body", m.Type); err != nil {
+		return err
+	}
+
+	if err := validate.Required("type", "body", m.Type); err != nil {
+		return err
+	}
+
+	if m.Type != nil {
+		if err := m.Type.Validate(formats); err != nil {
+			if ve, ok := err.(*errors.Validation); ok {
+				return ve.ValidateName("type")
+			} else if ce, ok := err.(*errors.CompositeError); ok {
+				return ce.ValidateName("type")
+			}
+			return err
+		}
+	}
+
+	return nil
+}
+
+// ContextValidate validate this error response based on the context it is used
+func (m *ErrorResponse) ContextValidate(ctx context.Context, formats strfmt.Registry) error {
+	var res []error
+
+	if err := m.contextValidateType(ctx, formats); err != nil {
+		res = append(res, err)
+	}
+
+	if len(res) > 0 {
+		return errors.CompositeValidationError(res...)
+	}
+	return nil
+}
+
+func (m *ErrorResponse) contextValidateType(ctx context.Context, formats strfmt.Registry) error {
+
+	if m.Type != nil {
+		if err := m.Type.ContextValidate(ctx, formats); err != nil {
+			if ve, ok := err.(*errors.Validation); ok {
+				return ve.ValidateName("type")
+			} else if ce, ok := err.(*errors.CompositeError); ok {
+				return ce.ValidateName("type")
+			}
+			return err
+		}
+	}
+
+	return nil
+}
+
+// MarshalBinary interface implementation
+func (m *ErrorResponse) MarshalBinary() ([]byte, error) {
+	if m == nil {
+		return nil, nil
+	}
+	return swag.WriteJSON(m)
+}
+
+// UnmarshalBinary interface implementation
+func (m *ErrorResponse) UnmarshalBinary(b []byte) error {
+	var res ErrorResponse
+	if err := swag.ReadJSON(b, &res); err != nil {
+		return err
+	}
+	*m = res
+	return nil
+}

gen/models/error_type.go

@@ -0,0 +1,78 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+package models
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"context"
+	"encoding/json"
+
+	"github.com/go-openapi/errors"
+	"github.com/go-openapi/strfmt"
+	"github.com/go-openapi/validate"
+)
+
+// ErrorType error type
+//
+// swagger:model ErrorType
+type ErrorType string
+
+func NewErrorType(value ErrorType) *ErrorType {
+	return &value
+}
+
+// Pointer returns a pointer to a freshly-allocated ErrorType.
+func (m ErrorType) Pointer() *ErrorType {
+	return &m
+}
+
+const (
+
+	// ErrorTypeGW captures enum value "GW"
+	ErrorTypeGW ErrorType = "GW"
+
+	// ErrorTypeAPI captures enum value "API"
+	ErrorTypeAPI ErrorType = "API"
+)
+
+// for schema
+var errorTypeEnum []interface{}
+
+func init() {
+	var res []ErrorType
+	if err := json.Unmarshal([]byte(`["GW","API"]`), &res); err != nil {
+		panic(err)
+	}
+	for _, v := range res {
+		errorTypeEnum = append(errorTypeEnum, v)
+	}
+}
+
+func (m ErrorType) validateErrorTypeEnum(path, location string, value ErrorType) error {
+	if err := validate.EnumCase(path, location, value, errorTypeEnum, true); err != nil {
+		return err
+	}
+	return nil
+}
+
+// Validate validates this error type
+func (m ErrorType) Validate(formats strfmt.Registry) error {
+	var res []error
+
+	// value enum
+	if err := m.validateErrorTypeEnum("", "body", m); err != nil {
+		return err
+	}
+
+	if len(res) > 0 {
+		return errors.CompositeValidationError(res...)
+	}
+	return nil
+}
+
+// ContextValidate validates this error type based on context it is used
+func (m ErrorType) ContextValidate(ctx context.Context, formats strfmt.Registry) error {
+	return nil
+}

gen/restapi/embedded_spec.go

@@ -82,7 +82,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -128,7 +128,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -200,7 +200,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -221,7 +221,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -250,7 +250,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -276,7 +276,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -314,7 +314,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -356,7 +356,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -414,7 +414,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -469,7 +469,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -487,7 +487,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -671,9 +671,31 @@ func init() {
         }
       }
     },
-    "Error": {
+    "ErrorResponse": {
+      "type": "object",
+      "required": [
+        "type",
+        "message"
+      ],
+      "properties": {
+        "code": {
+          "type": "integer"
+        },
+        "message": {
           "type": "string"
         },
+        "type": {
+          "$ref": "#/definitions/ErrorType"
+        }
+      }
+    },
+    "ErrorType": {
+      "type": "string",
+      "enum": [
+        "GW",
+        "API"
+      ]
+    },
     "Filter": {
       "type": "object",
       "required": [
@@ -1154,7 +1176,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1201,7 +1223,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1285,7 +1307,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1306,7 +1328,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1347,7 +1369,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1377,7 +1399,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1427,7 +1449,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1473,7 +1495,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1544,7 +1566,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1617,7 +1639,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1635,7 +1657,7 @@ func init() {
           "400": {
             "description": "Bad request",
             "schema": {
-              "$ref": "#/definitions/Error"
+              "$ref": "#/definitions/ErrorResponse"
             }
           }
         }
@@ -1839,9 +1861,31 @@ func init() {
         }
       }
     },
-    "Error": {
+    "ErrorResponse": {
+      "type": "object",
+      "required": [
+        "type",
+        "message"
+      ],
+      "properties": {
+        "code": {
+          "type": "integer"
+        },
+        "message": {
           "type": "string"
         },
+        "type": {
+          "$ref": "#/definitions/ErrorType"
+        }
+      }
+    },
+    "ErrorType": {
+      "type": "string",
+      "enum": [
+        "GW",
+        "API"
+      ]
+    },
     "Filter": {
       "type": "object",
       "required": [

gen/restapi/operations/auth_responses.go

@@ -72,7 +72,7 @@ type AuthBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewAuthBadRequest creates AuthBadRequest with default headers values
@@ -82,13 +82,13 @@ func NewAuthBadRequest() *AuthBadRequest {
 }
 
 // WithPayload adds the payload to the auth bad request response
-func (o *AuthBadRequest) WithPayload(payload models.Error) *AuthBadRequest {
+func (o *AuthBadRequest) WithPayload(payload *models.ErrorResponse) *AuthBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the auth bad request response
-func (o *AuthBadRequest) SetPayload(payload models.Error) {
+func (o *AuthBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -96,8 +96,10 @@ func (o *AuthBadRequest) SetPayload(payload models.Error) {
 func (o *AuthBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/delete_container_responses.go

@@ -69,7 +69,7 @@ type DeleteContainerBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewDeleteContainerBadRequest creates DeleteContainerBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewDeleteContainerBadRequest() *DeleteContainerBadRequest {
 }
 
 // WithPayload adds the payload to the delete container bad request response
-func (o *DeleteContainerBadRequest) WithPayload(payload models.Error) *DeleteContainerBadRequest {
+func (o *DeleteContainerBadRequest) WithPayload(payload *models.ErrorResponse) *DeleteContainerBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the delete container bad request response
-func (o *DeleteContainerBadRequest) SetPayload(payload models.Error) {
+func (o *DeleteContainerBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *DeleteContainerBadRequest) SetPayload(payload models.Error) {
 func (o *DeleteContainerBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/delete_object_responses.go

@@ -69,7 +69,7 @@ type DeleteObjectBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewDeleteObjectBadRequest creates DeleteObjectBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewDeleteObjectBadRequest() *DeleteObjectBadRequest {
 }
 
 // WithPayload adds the payload to the delete object bad request response
-func (o *DeleteObjectBadRequest) WithPayload(payload models.Error) *DeleteObjectBadRequest {
+func (o *DeleteObjectBadRequest) WithPayload(payload *models.ErrorResponse) *DeleteObjectBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the delete object bad request response
-func (o *DeleteObjectBadRequest) SetPayload(payload models.Error) {
+func (o *DeleteObjectBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *DeleteObjectBadRequest) SetPayload(payload models.Error) {
 func (o *DeleteObjectBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/get_container_e_acl_responses.go

@@ -69,7 +69,7 @@ type GetContainerEACLBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewGetContainerEACLBadRequest creates GetContainerEACLBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewGetContainerEACLBadRequest() *GetContainerEACLBadRequest {
 }
 
 // WithPayload adds the payload to the get container e Acl bad request response
-func (o *GetContainerEACLBadRequest) WithPayload(payload models.Error) *GetContainerEACLBadRequest {
+func (o *GetContainerEACLBadRequest) WithPayload(payload *models.ErrorResponse) *GetContainerEACLBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the get container e Acl bad request response
-func (o *GetContainerEACLBadRequest) SetPayload(payload models.Error) {
+func (o *GetContainerEACLBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *GetContainerEACLBadRequest) SetPayload(payload models.Error) {
 func (o *GetContainerEACLBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/get_container_responses.go

@@ -69,7 +69,7 @@ type GetContainerBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewGetContainerBadRequest creates GetContainerBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewGetContainerBadRequest() *GetContainerBadRequest {
 }
 
 // WithPayload adds the payload to the get container bad request response
-func (o *GetContainerBadRequest) WithPayload(payload models.Error) *GetContainerBadRequest {
+func (o *GetContainerBadRequest) WithPayload(payload *models.ErrorResponse) *GetContainerBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the get container bad request response
-func (o *GetContainerBadRequest) SetPayload(payload models.Error) {
+func (o *GetContainerBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *GetContainerBadRequest) SetPayload(payload models.Error) {
 func (o *GetContainerBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/get_object_info_responses.go

@@ -69,7 +69,7 @@ type GetObjectInfoBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewGetObjectInfoBadRequest creates GetObjectInfoBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewGetObjectInfoBadRequest() *GetObjectInfoBadRequest {
 }
 
 // WithPayload adds the payload to the get object info bad request response
-func (o *GetObjectInfoBadRequest) WithPayload(payload models.Error) *GetObjectInfoBadRequest {
+func (o *GetObjectInfoBadRequest) WithPayload(payload *models.ErrorResponse) *GetObjectInfoBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the get object info bad request response
-func (o *GetObjectInfoBadRequest) SetPayload(payload models.Error) {
+func (o *GetObjectInfoBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *GetObjectInfoBadRequest) SetPayload(payload models.Error) {
 func (o *GetObjectInfoBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/list_containers_responses.go

@@ -69,7 +69,7 @@ type ListContainersBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewListContainersBadRequest creates ListContainersBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewListContainersBadRequest() *ListContainersBadRequest {
 }
 
 // WithPayload adds the payload to the list containers bad request response
-func (o *ListContainersBadRequest) WithPayload(payload models.Error) *ListContainersBadRequest {
+func (o *ListContainersBadRequest) WithPayload(payload *models.ErrorResponse) *ListContainersBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the list containers bad request response
-func (o *ListContainersBadRequest) SetPayload(payload models.Error) {
+func (o *ListContainersBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *ListContainersBadRequest) SetPayload(payload models.Error) {
 func (o *ListContainersBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/put_container_e_acl_responses.go

@@ -69,7 +69,7 @@ type PutContainerEACLBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewPutContainerEACLBadRequest creates PutContainerEACLBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewPutContainerEACLBadRequest() *PutContainerEACLBadRequest {
 }
 
 // WithPayload adds the payload to the put container e Acl bad request response
-func (o *PutContainerEACLBadRequest) WithPayload(payload models.Error) *PutContainerEACLBadRequest {
+func (o *PutContainerEACLBadRequest) WithPayload(payload *models.ErrorResponse) *PutContainerEACLBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the put container e Acl bad request response
-func (o *PutContainerEACLBadRequest) SetPayload(payload models.Error) {
+func (o *PutContainerEACLBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *PutContainerEACLBadRequest) SetPayload(payload models.Error) {
 func (o *PutContainerEACLBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/put_container_responses.go

@@ -69,7 +69,7 @@ type PutContainerBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewPutContainerBadRequest creates PutContainerBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewPutContainerBadRequest() *PutContainerBadRequest {
 }
 
 // WithPayload adds the payload to the put container bad request response
-func (o *PutContainerBadRequest) WithPayload(payload models.Error) *PutContainerBadRequest {
+func (o *PutContainerBadRequest) WithPayload(payload *models.ErrorResponse) *PutContainerBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the put container bad request response
-func (o *PutContainerBadRequest) SetPayload(payload models.Error) {
+func (o *PutContainerBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *PutContainerBadRequest) SetPayload(payload models.Error) {
 func (o *PutContainerBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/put_object_responses.go

@@ -69,7 +69,7 @@ type PutObjectBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewPutObjectBadRequest creates PutObjectBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewPutObjectBadRequest() *PutObjectBadRequest {
 }
 
 // WithPayload adds the payload to the put object bad request response
-func (o *PutObjectBadRequest) WithPayload(payload models.Error) *PutObjectBadRequest {
+func (o *PutObjectBadRequest) WithPayload(payload *models.ErrorResponse) *PutObjectBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the put object bad request response
-func (o *PutObjectBadRequest) SetPayload(payload models.Error) {
+func (o *PutObjectBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *PutObjectBadRequest) SetPayload(payload models.Error) {
 func (o *PutObjectBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

gen/restapi/operations/search_objects_responses.go

@@ -69,7 +69,7 @@ type SearchObjectsBadRequest struct {
 	/*
 	  In: Body
 	*/
-	Payload models.Error `json:"body,omitempty"`
+	Payload *models.ErrorResponse `json:"body,omitempty"`
 }
 
 // NewSearchObjectsBadRequest creates SearchObjectsBadRequest with default headers values
@@ -79,13 +79,13 @@ func NewSearchObjectsBadRequest() *SearchObjectsBadRequest {
 }
 
 // WithPayload adds the payload to the search objects bad request response
-func (o *SearchObjectsBadRequest) WithPayload(payload models.Error) *SearchObjectsBadRequest {
+func (o *SearchObjectsBadRequest) WithPayload(payload *models.ErrorResponse) *SearchObjectsBadRequest {
 	o.Payload = payload
 	return o
 }
 
 // SetPayload sets the payload to the search objects bad request response
-func (o *SearchObjectsBadRequest) SetPayload(payload models.Error) {
+func (o *SearchObjectsBadRequest) SetPayload(payload *models.ErrorResponse) {
 	o.Payload = payload
 }
 
@@ -93,8 +93,10 @@ func (o *SearchObjectsBadRequest) SetPayload(payload models.Error) {
 func (o *SearchObjectsBadRequest) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
 
 	rw.WriteHeader(400)
+	if o.Payload != nil {
 		payload := o.Payload
 		if err := producer.Produce(rw, payload); err != nil {
 			panic(err) // let the recovery middleware deal with this
 		}
+	}
 }

handlers/api.go

@@ -11,6 +11,7 @@ import (
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"github.com/nspcc-dev/neofs-rest-gw/gen/models"
 	"github.com/nspcc-dev/neofs-rest-gw/gen/restapi/operations"
+	"github.com/nspcc-dev/neofs-rest-gw/internal/util"
 	"github.com/nspcc-dev/neofs-sdk-go/pool"
 	"go.uber.org/zap"
 )
@@ -113,3 +114,9 @@ func (a *API) setupGlobalMiddleware(handler http.Handler) http.Handler {
 		handler.ServeHTTP(w, r.WithContext(ctx))
 	})
 }
+
+func (a *API) logAndGetErrorResponse(msg string, err error, fields ...zap.Field) *models.ErrorResponse {
+	fields = append(fields, zap.Error(err))
+	a.log.Error(msg, fields...)
+	return util.NewErrorResponse(fmt.Errorf("%s: %w", msg, err))
+}

handlers/auth.go

@@ -71,13 +71,14 @@ func (a *API) PostAuth(params operations.AuthParams) middleware.Responder {
 	response := make([]*models.TokenResponse, len(params.Tokens))
 	for i, token := range params.Tokens {
 		if _, ok := tokenNames[token.Name]; ok {
-			return operations.NewAuthBadRequest().WithPayload(models.Error(fmt.Sprintf("duplicated token name '%s'", token.Name)))
+			err := fmt.Errorf("duplicated token name '%s'", token.Name)
+			return operations.NewAuthBadRequest().WithPayload(util.NewErrorResponse(err))
 		}
 		tokenNames[token.Name] = struct{}{}
 
 		isObject, err := IsObjectToken(token)
 		if err != nil {
-			return operations.NewAuthBadRequest().WithPayload(models.Error(err.Error()))
+			return operations.NewAuthBadRequest().WithPayload(util.NewErrorResponse(err))
 		}
 
 		if isObject {
@@ -88,7 +89,7 @@ func (a *API) PostAuth(params operations.AuthParams) middleware.Responder {
 			response[i], err = prepareContainerTokens(ctx, prm, a.pool, a.key.PublicKey())
 		}
 		if err != nil {
-			return operations.NewAuthBadRequest().WithPayload(models.Error(err.Error()))
+			return operations.NewAuthBadRequest().WithPayload(util.NewErrorResponse(err))
 		}
 	}
 

handlers/containers.go

@@ -43,14 +43,16 @@ func (a *API) PutContainers(params operations.PutContainerParams, principal *mod
 	}
 	stoken, err := prepareSessionToken(bt, *params.WalletConnect)
 	if err != nil {
-		return wrapError(err)
+		resp := a.logAndGetErrorResponse("invalid session token", err)
+		return operations.NewPutContainerBadRequest().WithPayload(resp)
 	}
 
 	userAttributes := prepareUserAttributes(params.HTTPRequest.Header)
 
 	cnrID, err := createContainer(params.HTTPRequest.Context(), a.pool, stoken, &params, userAttributes)
 	if err != nil {
-		return wrapError(err)
+		resp := a.logAndGetErrorResponse("create container", err)
+		return operations.NewPutContainerBadRequest().WithPayload(resp)
 	}
 
 	var resp operations.PutContainerOKBody
@@ -63,7 +65,8 @@ func (a *API) PutContainers(params operations.PutContainerParams, principal *mod
 func (a *API) GetContainer(params operations.GetContainerParams) middleware.Responder {
 	cnr, err := getContainer(params.HTTPRequest.Context(), a.pool, params.ContainerID)
 	if err != nil {
-		return wrapError(err)
+		resp := a.logAndGetErrorResponse("get container", err)
+		return operations.NewPutContainerBadRequest().WithPayload(resp)
 	}
 
 	attrs := make([]*models.Attribute, len(cnr.Attributes()))
@@ -90,8 +93,8 @@ func (a *API) GetContainer(params operations.GetContainerParams) middleware.Resp
 func (a *API) PutContainerEACL(params operations.PutContainerEACLParams, principal *models.Principal) middleware.Responder {
 	cnrID, err := parseContainerID(params.ContainerID)
 	if err != nil {
-		a.log.Error("invalid container id", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid container id", err)
-		return operations.NewPutContainerEACLBadRequest().WithPayload("invalid container id")
+		return operations.NewPutContainerEACLBadRequest().WithPayload(resp)
 	}
 
 	bt := &BearerToken{
@@ -101,12 +104,13 @@ func (a *API) PutContainerEACL(params operations.PutContainerEACLParams, princip
 	}
 	stoken, err := prepareSessionToken(bt, *params.WalletConnect)
 	if err != nil {
-		return wrapError(err)
+		resp := a.logAndGetErrorResponse("invalid session token", err)
+		return operations.NewPutContainerEACLBadRequest().WithPayload(resp)
 	}
 
 	if err = setContainerEACL(params.HTTPRequest.Context(), a.pool, cnrID, stoken, params.Eacl); err != nil {
-		a.log.Error("failed set container eacl", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed set container eacl", err)
-		return operations.NewPutContainerEACLBadRequest().WithPayload(util.NewError(err))
+		return operations.NewPutContainerEACLBadRequest().WithPayload(resp)
 	}
 
 	return operations.NewPutContainerEACLOK().WithPayload(util.NewSuccessResponse())
@@ -116,14 +120,14 @@ func (a *API) PutContainerEACL(params operations.PutContainerEACLParams, princip
 func (a *API) GetContainerEACL(params operations.GetContainerEACLParams) middleware.Responder {
 	cnrID, err := parseContainerID(params.ContainerID)
 	if err != nil {
-		a.log.Error("invalid container id", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid container id", err)
-		return operations.NewGetContainerEACLBadRequest().WithPayload("invalid container id")
+		return operations.NewGetContainerEACLBadRequest().WithPayload(resp)
 	}
 
 	resp, err := getContainerEACL(params.HTTPRequest.Context(), a.pool, cnrID)
 	if err != nil {
-		a.log.Error("failed to get container eacl", zap.Error(err))
+		errResp := a.logAndGetErrorResponse("failed to get container eacl", err)
-		return operations.NewGetContainerEACLBadRequest().WithPayload("failed to get container eacl")
+		return operations.NewGetContainerEACLBadRequest().WithPayload(errResp)
 	}
 
 	return operations.NewGetContainerEACLOK().WithPayload(resp)
@@ -135,8 +139,8 @@ func (a *API) ListContainer(params operations.ListContainersParams) middleware.R
 
 	var ownerID owner.ID
 	if err := ownerID.Parse(params.OwnerID); err != nil {
-		a.log.Error("invalid owner id", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid owner id", err)
-		return operations.NewListContainersBadRequest().WithPayload("invalid owner id")
+		return operations.NewListContainersBadRequest().WithPayload(resp)
 	}
 
 	var prm pool.PrmContainerList
@@ -144,8 +148,8 @@ func (a *API) ListContainer(params operations.ListContainersParams) middleware.R
 
 	ids, err := a.pool.ListContainers(ctx, prm)
 	if err != nil {
-		a.log.Error("list containers", zap.Error(err))
+		resp := a.logAndGetErrorResponse("list containers", err)
-		return operations.NewListContainersBadRequest().WithPayload("failed to get containers")
+		return operations.NewListContainersBadRequest().WithPayload(resp)
 	}
 
 	offset := int(*params.Offset)
@@ -171,8 +175,8 @@ func (a *API) ListContainer(params operations.ListContainersParams) middleware.R
 	for _, id := range ids[offset : offset+size] {
 		baseInfo, err := getContainerBaseInfo(ctx, a.pool, id)
 		if err != nil {
-			a.log.Error("get container", zap.String("cid", id.String()), zap.Error(err))
+			resp := a.logAndGetErrorResponse("get container", err, zap.String("cid", id.String()))
-			return operations.NewListContainersBadRequest().WithPayload("failed to get container")
+			return operations.NewListContainersBadRequest().WithPayload(resp)
 		}
 		res.Containers = append(res.Containers, baseInfo)
 	}
@@ -189,14 +193,14 @@ func (a *API) DeleteContainer(params operations.DeleteContainerParams, principal
 	}
 	stoken, err := prepareSessionToken(bt, *params.WalletConnect)
 	if err != nil {
-		a.log.Error("failed parse session token", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid session token", err)
-		return operations.NewDeleteContainerBadRequest().WithPayload(util.NewError(err))
+		return operations.NewDeleteContainerBadRequest().WithPayload(resp)
 	}
 
 	cnrID, err := parseContainerID(params.ContainerID)
 	if err != nil {
-		a.log.Error("failed get container id", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid container id", err)
-		return operations.NewDeleteContainerBadRequest().WithPayload(util.NewError(err))
+		return operations.NewDeleteContainerBadRequest().WithPayload(resp)
 	}
 
 	var prm pool.PrmContainerDelete
@@ -204,8 +208,8 @@ func (a *API) DeleteContainer(params operations.DeleteContainerParams, principal
 	prm.SetSessionToken(*stoken)
 
 	if err = a.pool.DeleteContainer(params.HTTPRequest.Context(), prm); err != nil {
-		a.log.Error("failed delete container", zap.String("container", params.ContainerID), zap.Error(err))
+		resp := a.logAndGetErrorResponse("delete container", err, zap.String("container", params.ContainerID))
-		return operations.NewDeleteContainerBadRequest().WithPayload(util.NewError(err))
+		return operations.NewDeleteContainerBadRequest().WithPayload(resp)
 	}
 
 	return operations.NewDeleteContainerOK().WithPayload(util.NewSuccessResponse())
@@ -280,7 +284,7 @@ func getContainerEACL(ctx context.Context, p *pool.Pool, cnrID *cid.ID) (*models
 
 	table, err := p.GetEACL(ctx, prm)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("get eacl: %w", err)
 	}
 
 	tableResp := &models.Eacl{
@@ -397,7 +401,3 @@ func prepareSessionToken(bt *BearerToken, isWalletConnect bool) (*session.Token,
 
 	return stoken, err
 }
-
-func wrapError(err error) middleware.Responder {
-	return operations.NewPutContainerBadRequest().WithPayload(models.Error(err.Error()))
-}

handlers/objects.go

@@ -5,6 +5,7 @@ import (
 	"crypto/ecdsa"
 	"encoding/base64"
 	"encoding/hex"
+	"errors"
 	"fmt"
 	"io"
 	"strings"
@@ -33,18 +34,20 @@ func (a *API) PutObjects(params operations.PutObjectParams, principal *models.Pr
 
 	btoken, err := getBearerToken(principal, params.XBearerSignature, params.XBearerSignatureKey, *params.WalletConnect)
 	if err != nil {
-		return errorResponse.WithPayload(models.Error(err.Error()))
+		resp := a.logAndGetErrorResponse("invalid bearer token", err)
+		return errorResponse.WithPayload(resp)
 	}
 
 	var cnrID cid.ID
 	if err = cnrID.Parse(*params.Object.ContainerID); err != nil {
-		a.log.Error("invalid container id", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid container id", err)
-		return errorResponse.WithPayload("invalid container id")
+		return errorResponse.WithPayload(resp)
 	}
 
 	payload, err := base64.StdEncoding.DecodeString(params.Object.Payload)
 	if err != nil {
-		return errorResponse.WithPayload(models.Error(err.Error()))
+		resp := a.logAndGetErrorResponse("invalid object payload", err)
+		return errorResponse.WithPayload(resp)
 	}
 
 	prm := PrmAttributes{
@@ -53,7 +56,8 @@ func (a *API) PutObjects(params operations.PutObjectParams, principal *models.Pr
 	}
 	attributes, err := GetObjectAttributes(ctx, a.pool, params.Object.Attributes, prm)
 	if err != nil {
-		return errorResponse.WithPayload(models.Error(err.Error()))
+		resp := a.logAndGetErrorResponse("failed to get object attributes", err)
+		return errorResponse.WithPayload(resp)
 	}
 
 	obj := object.New()
@@ -68,8 +72,8 @@ func (a *API) PutObjects(params operations.PutObjectParams, principal *models.Pr
 
 	objID, err := a.pool.PutObject(ctx, prmPut)
 	if err != nil {
-		a.log.Error("put object", zap.Error(err))
+		resp := a.logAndGetErrorResponse("put object", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	var resp models.Address
@@ -86,14 +90,14 @@ func (a *API) GetObjectInfo(params operations.GetObjectInfoParams, principal *mo
 
 	addr, err := parseAddress(params.ContainerID, params.ObjectID)
 	if err != nil {
-		a.log.Error("invalid address", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid address", err)
-		return errorResponse.WithPayload("invalid address")
+		return errorResponse.WithPayload(resp)
 	}
 
 	btoken, err := getBearerToken(principal, params.XBearerSignature, params.XBearerSignatureKey, *params.WalletConnect)
 	if err != nil {
-		a.log.Error("get bearer token", zap.Error(err))
+		resp := a.logAndGetErrorResponse("get bearer token", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	var prm pool.PrmObjectHead
@@ -102,8 +106,8 @@ func (a *API) GetObjectInfo(params operations.GetObjectInfoParams, principal *mo
 
 	objInfo, err := a.pool.HeadObject(ctx, prm)
 	if err != nil {
-		a.log.Error("head object", zap.Error(err))
+		resp := a.logAndGetErrorResponse("head object", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	var resp models.ObjectInfo
@@ -128,8 +132,8 @@ func (a *API) GetObjectInfo(params operations.GetObjectInfoParams, principal *mo
 	var offset, length uint64
 	if params.RangeOffset != nil || params.RangeLength != nil {
 		if params.RangeOffset == nil || params.RangeLength == nil {
-			a.log.Error("both offset and length must be provided")
+			errResp := a.logAndGetErrorResponse("invalid range param", errors.New("both offset and length musded"))
-			return errorResponse.WithPayload(util.NewError(fmt.Errorf("both offset and length must be provided")))
+			return errorResponse.WithPayload(errResp)
 		}
 		offset = uint64(*params.RangeOffset)
 		length = uint64(*params.RangeLength)
@@ -145,8 +149,8 @@ func (a *API) GetObjectInfo(params operations.GetObjectInfoParams, principal *mo
 
 	rangeRes, err := a.pool.ObjectRange(ctx, prmRange)
 	if err != nil {
-		a.log.Error("range object", zap.Error(err))
+		errResp := a.logAndGetErrorResponse("range object", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(errResp)
 	}
 
 	defer func() {
@@ -159,12 +163,12 @@ func (a *API) GetObjectInfo(params operations.GetObjectInfoParams, principal *mo
 	encoder := base64.NewEncoder(base64.StdEncoding, sb)
 	payloadSize, err := io.Copy(encoder, rangeRes)
 	if err != nil {
-		a.log.Error("encode object payload", zap.Error(err))
+		errResp := a.logAndGetErrorResponse("encode object payload", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(errResp)
 	}
 	if err = encoder.Close(); err != nil {
-		a.log.Error("close encoder", zap.Error(err))
+		errResp := a.logAndGetErrorResponse("close encoder", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(errResp)
 	}
 
 	resp.Payload = sb.String()
@@ -180,14 +184,14 @@ func (a *API) DeleteObject(params operations.DeleteObjectParams, principal *mode
 
 	addr, err := parseAddress(params.ContainerID, params.ObjectID)
 	if err != nil {
-		a.log.Error("invalid address", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid address", err)
-		return errorResponse.WithPayload("invalid address")
+		return errorResponse.WithPayload(resp)
 	}
 
 	btoken, err := getBearerToken(principal, params.XBearerSignature, params.XBearerSignatureKey, *params.WalletConnect)
 	if err != nil {
-		a.log.Error("failed to get bearer token", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed to get bearer token", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	var prm pool.PrmObjectDelete
@@ -195,8 +199,8 @@ func (a *API) DeleteObject(params operations.DeleteObjectParams, principal *mode
 	prm.UseBearer(btoken)
 
 	if err = a.pool.DeleteObject(ctx, prm); err != nil {
-		a.log.Error("failed to delete object", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed to delete object", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	return operations.NewDeleteObjectOK().WithPayload(util.NewSuccessResponse())
@@ -209,20 +213,20 @@ func (a *API) SearchObjects(params operations.SearchObjectsParams, principal *mo
 
 	var cnrID cid.ID
 	if err := cnrID.Parse(params.ContainerID); err != nil {
-		a.log.Error("invalid container id", zap.Error(err))
+		resp := a.logAndGetErrorResponse("invalid container id", err)
-		return errorResponse.WithPayload("invalid container id")
+		return errorResponse.WithPayload(resp)
 	}
 
 	btoken, err := getBearerToken(principal, params.XBearerSignature, params.XBearerSignatureKey, *params.WalletConnect)
 	if err != nil {
-		a.log.Error("failed to get bearer token", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed to get bearer token", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	filters, err := util.ToNativeFilters(params.SearchFilters)
 	if err != nil {
-		a.log.Error("failed to transform to native", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed to transform to native", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	var prm pool.PrmObjectSearch
@@ -232,8 +236,8 @@ func (a *API) SearchObjects(params operations.SearchObjectsParams, principal *mo
 
 	resSearch, err := a.pool.SearchObjects(ctx, prm)
 	if err != nil {
-		a.log.Error("failed to search objects", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed to search objects", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	offset := int(*params.Offset)
@@ -262,8 +266,8 @@ func (a *API) SearchObjects(params operations.SearchObjectsParams, principal *mo
 		err = iterateErr
 	}
 	if err != nil {
-		a.log.Error("failed to search objects", zap.Error(err))
+		resp := a.logAndGetErrorResponse("failed to search objects", err)
-		return errorResponse.WithPayload(util.NewError(err))
+		return errorResponse.WithPayload(resp)
 	}
 
 	list := &models.ObjectList{

internal/util/transformers.go

@@ -2,10 +2,12 @@ package util
 
 import (
 	"encoding/hex"
+	"errors"
 	"fmt"
 
 	sessionv2 "github.com/nspcc-dev/neofs-api-go/v2/session"
 	"github.com/nspcc-dev/neofs-rest-gw/gen/models"
+	apistatus "github.com/nspcc-dev/neofs-sdk-go/client/status"
 	cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
 	"github.com/nspcc-dev/neofs-sdk-go/eacl"
 	"github.com/nspcc-dev/neofs-sdk-go/object"
@@ -456,3 +458,26 @@ func NewSuccessResponse() *models.SuccessResponse {
 		Success: NewBool(true),
 	}
 }
+
+// NewErrorResponse forms model.ErrorResponse.
+func NewErrorResponse(err error) *models.ErrorResponse {
+	var code int64
+	t := models.ErrorTypeGW
+	if status, ok := unwrapErr(err).(apistatus.StatusV2); ok {
+		code = int64(status.ToStatusV2().Code())
+		t = models.ErrorTypeAPI
+	}
+
+	return &models.ErrorResponse{
+		Code:    code,
+		Message: NewString(err.Error()),
+		Type:    models.NewErrorType(t),
+	}
+}
+
+func unwrapErr(err error) error {
+	for e := errors.Unwrap(err); e != nil; e = errors.Unwrap(err) {
+		err = e
+	}
+	return err
+}

internal/util/transformers_test.go

@@ -0,0 +1,27 @@
+package util
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"testing"
+
+	apistatus "github.com/nspcc-dev/neofs-sdk-go/client/status"
+	"github.com/stretchr/testify/require"
+)
+
+func TestErrors(t *testing.T) {
+	apiErr := fmt.Errorf("some context: %w", apistatus.ContainerNotFound{})
+
+	resp := NewErrorResponse(apiErr)
+	data, err := json.Marshal(resp)
+	require.NoError(t, err)
+	require.Equal(t, `{"code":3072,"message":"some context: status: code = 3072","type":"API"}`, string(data))
+
+	gwErr := fmt.Errorf("some context: %w", errors.New("sanity check error"))
+
+	resp = NewErrorResponse(gwErr)
+	data, err = json.Marshal(resp)
+	require.NoError(t, err)
+	require.Equal(t, `{"message":"some context: sanity check error","type":"GW"}`, string(data))
+}

spec/rest.yaml

@@ -91,7 +91,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
 
   /objects:
     parameters:
@@ -120,7 +120,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
 
   /objects/{containerId}/search:
     parameters:
@@ -159,7 +159,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
 
   /objects/{containerId}/{objectId}:
     parameters:
@@ -197,7 +197,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
     delete:
       operationId: deleteObject
       summary: Remove object from NeoFS
@@ -209,7 +209,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
 
   /containers:
     put:
@@ -256,7 +256,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
     get:
       operationId: listContainers
       summary: Get list of containers
@@ -288,7 +288,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
 
   /containers/{containerId}:
     parameters:
@@ -305,7 +305,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
     delete:
       operationId: deleteContainer
       summary: Delete container by id
@@ -321,7 +321,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
   /containers/{containerId}/eacl:
     parameters:
       - $ref: '#/parameters/containerId'
@@ -346,7 +346,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
     get:
       operationId: getContainerEACL
       summary: Get container EACL by id
@@ -359,7 +359,7 @@ paths:
         400:
           description: Bad request
           schema:
-            $ref: '#/definitions/Error'
+            $ref: '#/definitions/ErrorResponse'
 
 definitions:
   Bearer:
@@ -710,8 +710,23 @@ definitions:
       - value
   Principal:
     type: string
-  Error:
+  ErrorType:
     type: string
+    enum:
+      - GW
+      - API
+  ErrorResponse:
+    type: object
+    properties:
+      type:
+        $ref: '#/definitions/ErrorType'
+      code:
+        type: integer
+      message:
+        type: string
+    required:
+      - type
+      - message
   SuccessResponse:
     type: object
     properties: