ceph-csi/vendor/github.com/googleapis/gnostic/plugins/gnostic-summary/main.go
2018-12-19 15:29:25 +01:00

123 lines
3.4 KiB
Go

// Copyright 2017 Google Inc. All Rights Reserved.
//
// 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.
// gnostic_go_generator is a sample Gnostic plugin that generates Go
// code that supports an API.
package main
import (
"log"
"github.com/golang/protobuf/proto"
openapiv2 "github.com/googleapis/gnostic/OpenAPIv2"
openapiv3 "github.com/googleapis/gnostic/OpenAPIv3"
plugins "github.com/googleapis/gnostic/plugins"
"github.com/googleapis/gnostic/printer"
)
// generate a simple report of an OpenAPI document's contents
func printDocumentV2(code *printer.Code, document *openapiv2.Document) {
code.Print("Swagger: %+v", document.Swagger)
code.Print("Host: %+v", document.Host)
code.Print("BasePath: %+v", document.BasePath)
if document.Info != nil {
code.Print("Info:")
code.Indent()
if document.Info.Title != "" {
code.Print("Title: %s", document.Info.Title)
}
if document.Info.Description != "" {
code.Print("Description: %s", document.Info.Description)
}
if document.Info.Version != "" {
code.Print("Version: %s", document.Info.Version)
}
code.Outdent()
}
code.Print("Paths:")
code.Indent()
for _, pair := range document.Paths.Path {
v := pair.Value
if v.Get != nil {
code.Print("GET %+v", pair.Name)
}
if v.Post != nil {
code.Print("POST %+v", pair.Name)
}
}
code.Outdent()
}
// generate a simple report of an OpenAPI document's contents
func printDocumentV3(code *printer.Code, document *openapiv3.Document) {
code.Print("OpenAPI: %+v", document.Openapi)
code.Print("Servers: %+v", document.Servers)
if document.Info != nil {
code.Print("Info:")
code.Indent()
if document.Info.Title != "" {
code.Print("Title: %s", document.Info.Title)
}
if document.Info.Description != "" {
code.Print("Description: %s", document.Info.Description)
}
if document.Info.Version != "" {
code.Print("Version: %s", document.Info.Version)
}
code.Outdent()
}
code.Print("Paths:")
code.Indent()
for _, pair := range document.Paths.Path {
v := pair.Value
if v.Get != nil {
code.Print("GET %+v", pair.Name)
}
if v.Post != nil {
code.Print("POST %+v", pair.Name)
}
}
code.Outdent()
}
// This is the main function for the plugin.
func main() {
env, err := plugins.NewEnvironment()
env.RespondAndExitIfError(err)
code := &printer.Code{}
for _, model := range env.Request.Models {
log.Printf("model %s", model.TypeUrl)
switch model.TypeUrl {
case "openapi.v2.Document":
documentv2 := &openapiv2.Document{}
err = proto.Unmarshal(model.Value, documentv2)
if err == nil {
printDocumentV2(code, documentv2)
}
case "openapi.v3.Document":
documentv3 := &openapiv3.Document{}
err = proto.Unmarshal(model.Value, documentv3)
if err == nil {
printDocumentV3(code, documentv3)
}
}
}
file := &plugins.File{
Name: "summary.txt",
Data: []byte(code.String()),
}
env.Response.Files = append(env.Response.Files, file)
env.RespondAndExit()
}