Show helpful error message if onnx predictor is specified

pkg/lib/configreader/float32.go

@@ -31,6 +31,7 @@ type Float32Validation struct {
 	Default               float32
 	TreatNullAsZero       bool // `<field>: ` and `<field>: null` will be read as `<field>: 0.0`
 	AllowedValues         []float32
+	HiddenAllowedValues   []float32 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []float32
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *float32
@@ -207,7 +208,7 @@ func ValidateFloat32Val(val float32, v *Float32Validation) error {
 	}
 
 	if len(v.AllowedValues) > 0 {
-		if !slices.HasFloat32(v.AllowedValues, val) {
+		if !slices.HasFloat32(append(v.AllowedValues, v.HiddenAllowedValues...), val) {
 			return ErrorInvalidFloat32(val, v.AllowedValues[0], v.AllowedValues[1:]...)
 		}
 	}

pkg/lib/configreader/float32_ptr.go

@@ -29,6 +29,7 @@ type Float32PtrValidation struct {
 	Default               *float32
 	AllowExplicitNull     bool
 	AllowedValues         []float32
+	HiddenAllowedValues   []float32 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []float32
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *float32
@@ -41,6 +42,7 @@ type Float32PtrValidation struct {
 func makeFloat32ValValidation(v *Float32PtrValidation) *Float32Validation {
 	return &Float32Validation{
 		AllowedValues:        v.AllowedValues,
+		HiddenAllowedValues:  v.HiddenAllowedValues,
 		DisallowedValues:     v.DisallowedValues,
 		GreaterThan:          v.GreaterThan,
 		GreaterThanOrEqualTo: v.GreaterThanOrEqualTo,

pkg/lib/configreader/float64.go

@@ -31,6 +31,7 @@ type Float64Validation struct {
 	Default               float64
 	TreatNullAsZero       bool // `<field>: ` and `<field>: null` will be read as `<field>: 0.0`
 	AllowedValues         []float64
+	HiddenAllowedValues   []float64 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []float64
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *float64
@@ -207,7 +208,7 @@ func ValidateFloat64Val(val float64, v *Float64Validation) error {
 	}
 
 	if len(v.AllowedValues) > 0 {
-		if !slices.HasFloat64(v.AllowedValues, val) {
+		if !slices.HasFloat64(append(v.AllowedValues, v.HiddenAllowedValues...), val) {
 			return ErrorInvalidFloat64(val, v.AllowedValues[0], v.AllowedValues[1:]...)
 		}
 	}

pkg/lib/configreader/float64_ptr.go

@@ -29,6 +29,7 @@ type Float64PtrValidation struct {
 	Default               *float64
 	AllowExplicitNull     bool
 	AllowedValues         []float64
+	HiddenAllowedValues   []float64 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []float64
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *float64
@@ -41,6 +42,7 @@ type Float64PtrValidation struct {
 func makeFloat64ValValidation(v *Float64PtrValidation) *Float64Validation {
 	return &Float64Validation{
 		AllowedValues:        v.AllowedValues,
+		HiddenAllowedValues:  v.HiddenAllowedValues,
 		DisallowedValues:     v.DisallowedValues,
 		GreaterThan:          v.GreaterThan,
 		GreaterThanOrEqualTo: v.GreaterThanOrEqualTo,

pkg/lib/configreader/int.go

@@ -31,6 +31,7 @@ type IntValidation struct {
 	Default               int
 	TreatNullAsZero       bool // `<field>: ` and `<field>: null` will be read as `<field>: 0`
 	AllowedValues         []int
+	HiddenAllowedValues   []int // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []int
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *int
@@ -207,7 +208,7 @@ func ValidateIntVal(val int, v *IntValidation) error {
 	}
 
 	if len(v.AllowedValues) > 0 {
-		if !slices.HasInt(v.AllowedValues, val) {
+		if !slices.HasInt(append(v.AllowedValues, v.HiddenAllowedValues...), val) {
 			return ErrorInvalidInt(val, v.AllowedValues[0], v.AllowedValues[1:]...)
 		}
 	}

pkg/lib/configreader/int32.go

@@ -31,6 +31,7 @@ type Int32Validation struct {
 	Default               int32
 	TreatNullAsZero       bool // `<field>: ` and `<field>: null` will be read as `<field>: 0`
 	AllowedValues         []int32
+	HiddenAllowedValues   []int32 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []int32
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *int32
@@ -207,7 +208,7 @@ func ValidateInt32Val(val int32, v *Int32Validation) error {
 	}
 
 	if len(v.AllowedValues) > 0 {
-		if !slices.HasInt32(v.AllowedValues, val) {
+		if !slices.HasInt32(append(v.AllowedValues, v.HiddenAllowedValues...), val) {
 			return ErrorInvalidInt32(val, v.AllowedValues[0], v.AllowedValues[1:]...)
 		}
 	}

pkg/lib/configreader/int32_ptr.go

@@ -29,6 +29,7 @@ type Int32PtrValidation struct {
 	Default               *int32
 	AllowExplicitNull     bool
 	AllowedValues         []int32
+	HiddenAllowedValues   []int32 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []int32
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *int32
@@ -41,6 +42,7 @@ type Int32PtrValidation struct {
 func makeInt32ValValidation(v *Int32PtrValidation) *Int32Validation {
 	return &Int32Validation{
 		AllowedValues:        v.AllowedValues,
+		HiddenAllowedValues:  v.HiddenAllowedValues,
 		DisallowedValues:     v.DisallowedValues,
 		GreaterThan:          v.GreaterThan,
 		GreaterThanOrEqualTo: v.GreaterThanOrEqualTo,

pkg/lib/configreader/int64.go

@@ -31,6 +31,7 @@ type Int64Validation struct {
 	Default               int64
 	TreatNullAsZero       bool // `<field>: ` and `<field>: null` will be read as `<field>: 0`
 	AllowedValues         []int64
+	HiddenAllowedValues   []int64 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []int64
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *int64
@@ -207,7 +208,7 @@ func ValidateInt64Val(val int64, v *Int64Validation) error {
 	}
 
 	if len(v.AllowedValues) > 0 {
-		if !slices.HasInt64(v.AllowedValues, val) {
+		if !slices.HasInt64(append(v.AllowedValues, v.HiddenAllowedValues...), val) {
 			return ErrorInvalidInt64(val, v.AllowedValues[0], v.AllowedValues[1:]...)
 		}
 	}

pkg/lib/configreader/int64_ptr.go

@@ -29,6 +29,7 @@ type Int64PtrValidation struct {
 	Default               *int64
 	AllowExplicitNull     bool
 	AllowedValues         []int64
+	HiddenAllowedValues   []int64 // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []int64
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *int64
@@ -41,6 +42,7 @@ type Int64PtrValidation struct {
 func makeInt64ValValidation(v *Int64PtrValidation) *Int64Validation {
 	return &Int64Validation{
 		AllowedValues:        v.AllowedValues,
+		HiddenAllowedValues:  v.HiddenAllowedValues,
 		DisallowedValues:     v.DisallowedValues,
 		GreaterThan:          v.GreaterThan,
 		GreaterThanOrEqualTo: v.GreaterThanOrEqualTo,

pkg/lib/configreader/int_ptr.go

@@ -29,6 +29,7 @@ type IntPtrValidation struct {
 	Default               *int
 	AllowExplicitNull     bool
 	AllowedValues         []int
+	HiddenAllowedValues   []int // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues      []int
 	CantBeSpecifiedErrStr *string
 	GreaterThan           *int
@@ -41,6 +42,7 @@ type IntPtrValidation struct {
 func makeIntValValidation(v *IntPtrValidation) *IntValidation {
 	return &IntValidation{
 		AllowedValues:        v.AllowedValues,
+		HiddenAllowedValues:  v.HiddenAllowedValues,
 		DisallowedValues:     v.DisallowedValues,
 		GreaterThan:          v.GreaterThan,
 		GreaterThanOrEqualTo: v.GreaterThanOrEqualTo,

pkg/lib/configreader/string.go

@@ -37,6 +37,7 @@ type StringValidation struct {
 	AllowEmpty                           bool // Allow `<field>: ""`
 	TreatNullAsEmpty                     bool // `<field>: ` and `<field>: null` will be read as `<field>: ""`
 	AllowedValues                        []string
+	HiddenAllowedValues                  []string // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues                     []string
 	CantBeSpecifiedErrStr                *string
 	Prefix                               string
@@ -239,7 +240,7 @@ func ValidateStringVal(val string, v *StringValidation) error {
 	}
 
 	if len(v.AllowedValues) > 0 {
-		if !slices.HasString(v.AllowedValues, val) {
+		if !slices.HasString(append(v.AllowedValues, v.HiddenAllowedValues...), val) {
 			return ErrorInvalidStr(val, v.AllowedValues[0], v.AllowedValues[1:]...)
 		}
 	}

pkg/lib/configreader/string_ptr.go

@@ -30,6 +30,7 @@ type StringPtrValidation struct {
 	AllowExplicitNull                    bool
 	AllowEmpty                           bool
 	AllowedValues                        []string
+	HiddenAllowedValues                  []string // allowed, but will not be listed as valid values (must be used in conjunction with AllowedValues)
 	DisallowedValues                     []string
 	CantBeSpecifiedErrStr                *string
 	Prefix                               string
@@ -59,6 +60,7 @@ func makeStringValValidation(v *StringPtrValidation) *StringValidation {
 	return &StringValidation{
 		AllowEmpty:                           v.AllowEmpty,
 		AllowedValues:                        v.AllowedValues,
+		HiddenAllowedValues:                  v.HiddenAllowedValues,
 		DisallowedValues:                     v.DisallowedValues,
 		Prefix:                               v.Prefix,
 		Suffix:                               v.Suffix,

pkg/types/spec/errors.go

@@ -95,6 +95,7 @@ const (
 	ErrTrafficSplitterAPIsNotUnique                = "spec.traffic_splitter_apis_not_unique"
 	ErrOneShadowPerTrafficSplitter                 = "spec.one_shadow_per_traffic_splitter"
 	ErrUnexpectedDockerSecretData                  = "spec.unexpected_docker_secret_data"
+	ErrInvalidONNXPredictorType                    = "spec.invalid_onnx_predictor_type"
 )
 
 var _modelCurrentStructure = `
@@ -612,3 +613,10 @@ func ErrorUnexpectedDockerSecretData(reason string, secretData map[string][]byte
 		Message: fmt.Sprintf("docker registry secret named \"%s\" was found, but contains unexpected data (%s); got: %s", _dockerPullSecretName, reason, s.UserStr(secretDataStrMap)),
 	})
 }
+
+func ErrorInvalidONNXPredictorType() error {
+	return errors.WithStack(&errors.Error{
+		Kind:    ErrInvalidONNXPredictorType,
+		Message: "the onnx predictor type has been replaced by the python predictor type; please use the python predictor type instead (all onnx models are fully supported by the python predictor type)",
+	})
+}

pkg/types/spec/validations.go

@@ -155,10 +155,14 @@ func predictorValidation() *cr.StructFieldValidation {
 				{
 					StructField: "Type",
 					StringValidation: &cr.StringValidation{
-						Required:      true,
-						AllowedValues: userconfig.PredictorTypeStrings(),
+						Required:            true,
+						AllowedValues:       userconfig.PredictorTypeStrings(),
+						HiddenAllowedValues: []string{"onnx"},
 					},
 					Parser: func(str string) (interface{}, error) {
+						if str == "onnx" {
+							return nil, ErrorInvalidONNXPredictorType()
+						}
 						return userconfig.PredictorTypeFromString(str), nil
 					},
 				},