mirror of https://github.com/kubernetes/kops.git
142 lines
3.2 KiB
Go
142 lines
3.2 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package mockimage
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"regexp"
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"github.com/google/uuid"
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"github.com/gophercloud/gophercloud/openstack/imageservice/v2/images"
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)
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type imageListResponse struct {
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Images []images.Image `json:"images"`
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}
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type imageGetResponse struct {
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Image images.Image `json:"image"`
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}
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func (m *MockClient) mockImages() {
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re := regexp.MustCompile(`/images/?`)
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handler := func(w http.ResponseWriter, r *http.Request) {
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m.mutex.Lock()
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defer m.mutex.Unlock()
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w.Header().Add("Content-Type", "application/json")
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imageID := re.ReplaceAllString(r.URL.Path, "")
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switch r.Method {
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case http.MethodGet:
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if imageID == "" {
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m.listImages(w)
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} else {
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m.getImage(w, imageID)
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}
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case http.MethodPost:
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m.createImage(w, r)
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case http.MethodDelete:
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m.deleteImage(w, imageID)
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default:
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w.WriteHeader(http.StatusBadRequest)
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}
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}
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m.Mux.HandleFunc("/images/", handler)
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m.Mux.HandleFunc("/images", handler)
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}
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func (m *MockClient) listImages(w http.ResponseWriter) {
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w.WriteHeader(http.StatusOK)
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images := make([]images.Image, 0)
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for _, image := range m.images {
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images = append(images, image)
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}
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resp := imageListResponse{
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Images: images,
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}
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respB, err := json.Marshal(resp)
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if err != nil {
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panic(fmt.Sprintf("failed to marshal %+v", resp))
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}
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_, err = w.Write(respB)
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if err != nil {
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panic("failed to write body")
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}
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}
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func (m *MockClient) getImage(w http.ResponseWriter, imageID string) {
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if image, ok := m.images[imageID]; ok {
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resp := imageGetResponse{
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Image: image,
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}
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respB, err := json.Marshal(resp)
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if err != nil {
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panic(fmt.Sprintf("failed to marshal %+v", resp))
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}
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_, err = w.Write(respB)
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if err != nil {
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panic("failed to write body")
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}
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} else {
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w.WriteHeader(http.StatusNotFound)
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}
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}
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func (m *MockClient) deleteImage(w http.ResponseWriter, imageID string) {
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if _, ok := m.images[imageID]; ok {
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delete(m.images, imageID)
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w.WriteHeader(http.StatusOK)
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} else {
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w.WriteHeader(http.StatusNotFound)
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}
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}
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func (m *MockClient) createImage(w http.ResponseWriter, r *http.Request) {
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var create images.CreateOpts
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err := json.NewDecoder(r.Body).Decode(&create)
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if err != nil {
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panic("error decoding create image request")
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}
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w.WriteHeader(http.StatusAccepted)
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image := images.Image{
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ID: uuid.New().String(),
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Name: create.Name,
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MinDiskGigabytes: create.MinDisk,
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}
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m.images[image.ID] = image
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resp := imageGetResponse{
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Image: image,
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}
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respB, err := json.Marshal(resp)
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if err != nil {
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panic(fmt.Sprintf("failed to marshal %+v", resp))
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}
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_, err = w.Write(respB)
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if err != nil {
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panic("failed to write body")
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}
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}
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