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apiextensions: npe panic in structural schema unfold

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This commit is contained in:
Dr. Stefan Schimanski 2019-10-11 17:28:11 +02:00
parent faad5d52bc
commit cf7225fb83
4 changed files with 41 additions and 5 deletions
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1
staging/src/k8s.io/apiextensions-apiserver/pkg/apiserver/schema/BUILD
View File

@ -48,6 +48,7 @@ go_test(
srcs = [ srcs = [
"convert_test.go", "convert_test.go",
"goopenapi_test.go", "goopenapi_test.go",
"unfold_test.go",
"validation_test.go", "validation_test.go",
], ],
embed = [":go_default_library"], embed = [":go_default_library"],

2
staging/src/k8s.io/apiextensions-apiserver/pkg/apiserver/schema/structural.go
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@ -30,7 +30,7 @@ type Structural struct {
Generic Generic
Extensions Extensions
*ValueValidation ValueValidation *ValueValidation
} }
// +k8s:deepcopy-gen=true // +k8s:deepcopy-gen=true

11
staging/src/k8s.io/apiextensions-apiserver/pkg/apiserver/schema/unfold.go
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@ -35,13 +35,16 @@ func (s *Structural) Unfold() *Structural {
return false return false
} }
if s.AnyOf == nil { if s.ValueValidation == nil {
s.AnyOf = []NestedValueValidation{ s.ValueValidation = &ValueValidation{}
}
if s.ValueValidation.AnyOf == nil {
s.ValueValidation.AnyOf = []NestedValueValidation{
{ForbiddenGenerics: Generic{Type: "integer"}}, {ForbiddenGenerics: Generic{Type: "integer"}},
{ForbiddenGenerics: Generic{Type: "string"}}, {ForbiddenGenerics: Generic{Type: "string"}},
} }
} else { } else {
s.AllOf = append([]NestedValueValidation{ s.ValueValidation.AllOf = append([]NestedValueValidation{
{ {
ValueValidation: ValueValidation{ ValueValidation: ValueValidation{
AnyOf: []NestedValueValidation{ AnyOf: []NestedValueValidation{
@ -50,7 +53,7 @@ func (s *Structural) Unfold() *Structural {
}, },
}, },
}, },
}, s.AllOf...) }, s.ValueValidation.AllOf...)
} }
return true return true

32
staging/src/k8s.io/apiextensions-apiserver/pkg/apiserver/schema/unfold_test.go Normal file
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@ -0,0 +1,32 @@
/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package schema
import (
"testing"
)
// TestStructuralUnfoldNilValueValidation tests that Unfold() does not crash
// on a IntOrString pattern with nil ValueValidation.
func TestStructuralUnfoldIntOrString(t *testing.T) {
schema := Structural{
Extensions: Extensions{
XIntOrString: true,
},
}
schema.Unfold()
}