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-rw-r--r--src/k8splugin/api/queryhandler.go79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/k8splugin/api/queryhandler.go b/src/k8splugin/api/queryhandler.go
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+++ b/src/k8splugin/api/queryhandler.go
@@ -0,0 +1,79 @@
+/*
+Copyright 2018 Intel Corporation.
+Copyright © 2021 Samsung Electronics
+Copyright © 2021 Orange
+
+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"
+ "net/http"
+
+ "github.com/onap/multicloud-k8s/src/k8splugin/internal/app"
+ log "github.com/onap/multicloud-k8s/src/k8splugin/internal/logutils"
+)
+
+// Used to store the backend implementation objects
+// Also simplifies the mocking needed for unit testing
+type queryHandler struct {
+ // Interface that implements the Instance operations
+ client app.QueryManager
+}
+
+// queryHandler retrieves information about specified resources for instance
+func (i queryHandler) queryHandler(w http.ResponseWriter, r *http.Request) {
+ namespace := r.FormValue("Namespace")
+ cloudRegion := r.FormValue("CloudRegion")
+ apiVersion := r.FormValue("ApiVersion")
+ kind := r.FormValue("Kind")
+ name := r.FormValue("Name")
+ labels := r.FormValue("Labels")
+ if cloudRegion == "" {
+ http.Error(w, "Missing CloudRegion mandatory parameter", http.StatusBadRequest)
+ return
+ }
+ if apiVersion == "" {
+ http.Error(w, "Missing ApiVersion mandatory parameter", http.StatusBadRequest)
+ return
+ }
+ if kind == "" {
+ http.Error(w, "Missing Kind mandatory parameter", http.StatusBadRequest)
+ return
+ }
+ // instance id is irrelevant here
+ resp, err := i.client.Query(namespace, cloudRegion, apiVersion, kind, name, labels, "query")
+ if err != nil {
+ log.Error("Error getting Query results", log.Fields{
+ "error": err,
+ "cloudRegion": cloudRegion,
+ "namespace": namespace,
+ "apiVersion": apiVersion,
+ "kind": kind,
+ "name": name,
+ "labels": labels,
+ })
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ }
+ w.Header().Set("Content-Type", "application/json")
+ w.WriteHeader(http.StatusOK)
+ err = json.NewEncoder(w).Encode(resp)
+ if err != nil {
+ log.Error("Error Marshaling Response", log.Fields{
+ "error": err,
+ "response": resp,
+ })
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ return
+ }
+}