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/*
* Copyright 2020 Intel Corporation, Inc
*
* 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 api
import (
"encoding/json"
"io"
"net/http"
"github.com/gorilla/mux"
"github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/validation"
moduleLib "github.com/onap/multicloud-k8s/src/orchestrator/pkg/module"
)
var appIntentJSONFile string = "json-schemas/generic-placement-intent-app.json"
/* Used to store backend implementation objects
Also simplifies mocking for unit testing purposes
*/
type appIntentHandler struct {
client moduleLib.AppIntentManager
}
// createAppIntentHandler handles the create operation of intent
func (h appIntentHandler) createAppIntentHandler(w http.ResponseWriter, r *http.Request) {
var a moduleLib.AppIntent
err := json.NewDecoder(r.Body).Decode(&a)
switch {
case err == io.EOF:
http.Error(w, "Empty body", http.StatusBadRequest)
return
case err != nil:
http.Error(w, err.Error(), http.StatusUnprocessableEntity)
return
}
// Verify JSON Body
err, httpError := validation.ValidateJsonSchemaData(appIntentJSONFile, a)
if err != nil {
http.Error(w, err.Error(), httpError)
return
}
vars := mux.Vars(r)
projectName := vars["project-name"]
compositeAppName := vars["composite-app-name"]
version := vars["composite-app-version"]
intent := vars["intent-name"]
appIntent, createErr := h.client.CreateAppIntent(a, projectName, compositeAppName, version, intent)
if createErr != nil {
http.Error(w, createErr.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusCreated)
err = json.NewEncoder(w).Encode(appIntent)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
func (h appIntentHandler) getAppIntentHandler(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
p := vars["project-name"]
if p == "" {
http.Error(w, "Missing projectName in GET request", http.StatusBadRequest)
return
}
ca := vars["composite-app-name"]
if ca == "" {
http.Error(w, "Missing compositeAppName in GET request", http.StatusBadRequest)
return
}
v := vars["composite-app-version"]
if v == "" {
http.Error(w, "Missing version of compositeApp in GET request", http.StatusBadRequest)
return
}
i := vars["intent-name"]
if i == "" {
http.Error(w, "Missing genericPlacementIntentName in GET request", http.StatusBadRequest)
return
}
ai := vars["app-intent-name"]
if ai == "" {
http.Error(w, "Missing appIntentName in GET request", http.StatusBadRequest)
return
}
appIntent, err := h.client.GetAppIntent(ai, p, ca, v, i)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
err = json.NewEncoder(w).Encode(appIntent)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
/*
getAllIntentsByAppHandler handles the URL:
/v2/project/{project-name}/composite-apps/{composite-app-name}/{version}/generic-placement-intent/{intent-name}/app-intents?app-name=<app-name>
*/
func (h appIntentHandler) getAllIntentsByAppHandler(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
pList := []string{"project-name", "composite-app-name", "composite-app-version", "intent-name"}
err := validation.IsValidParameterPresent(vars, pList)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
}
p := vars["project-name"]
ca := vars["composite-app-name"]
v := vars["composite-app-version"]
i := vars["intent-name"]
aN := r.URL.Query().Get("app-name")
if aN == "" {
http.Error(w, "Missing appName in GET request", http.StatusBadRequest)
return
}
specData, err := h.client.GetAllIntentsByApp(aN, p, ca, v, i)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
err = json.NewEncoder(w).Encode(specData)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
return
}
/*
getAllAppIntentsHandler handles the URL:
/v2/project/{project-name}/composite-apps/{composite-app-name}/{version}/generic-placement-intent/{intent-name}/app-intents
*/
func (h appIntentHandler) getAllAppIntentsHandler(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
pList := []string{"project-name", "composite-app-name", "composite-app-version", "intent-name"}
err := validation.IsValidParameterPresent(vars, pList)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
}
p := vars["project-name"]
ca := vars["composite-app-name"]
v := vars["composite-app-version"]
i := vars["intent-name"]
applicationsAndClusterInfo, err := h.client.GetAllAppIntents(p, ca, v, i)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
err = json.NewEncoder(w).Encode(applicationsAndClusterInfo)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
return
}
func (h appIntentHandler) deleteAppIntentHandler(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
p := vars["project-name"]
ca := vars["composite-app-name"]
v := vars["composite-app-version"]
i := vars["intent-name"]
ai := vars["app-intent-name"]
err := h.client.DeleteAppIntent(ai, p, ca, v, i)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusNoContent)
}
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