1/* 2Copyright 2018 The Kubernetes Authors. 3 4Licensed under the Apache License, Version 2.0 (the "License"); 5you may not use this file except in compliance with the License. 6You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10Unless required by applicable law or agreed to in writing, software 11distributed under the License is distributed on an "AS IS" BASIS, 12WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13See the License for the specific language governing permissions and 14limitations under the License. 15*/ 16 17package openapi 18 19import ( 20 "encoding/json" 21 22 "github.com/go-openapi/spec" 23 "github.com/googleapis/gnostic/compiler" 24 openapi_v2 "github.com/googleapis/gnostic/openapiv2" 25 yaml "gopkg.in/yaml.v2" 26 27 "k8s.io/kube-openapi/pkg/util/proto" 28) 29 30// ToProtoModels builds the proto formatted models from OpenAPI spec 31func ToProtoModels(openAPISpec *spec.Swagger) (proto.Models, error) { 32 specBytes, err := json.MarshalIndent(openAPISpec, " ", " ") 33 if err != nil { 34 return nil, err 35 } 36 37 var info yaml.MapSlice 38 err = yaml.Unmarshal(specBytes, &info) 39 if err != nil { 40 return nil, err 41 } 42 43 doc, err := openapi_v2.NewDocument(info, compiler.NewContext("$root", nil)) 44 if err != nil { 45 return nil, err 46 } 47 48 models, err := proto.NewOpenAPIData(doc) 49 if err != nil { 50 return nil, err 51 } 52 53 return models, nil 54} 55