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authorKiran Kamineni <kiran.k.kamineni@intel.com>2019-06-25 11:42:31 -0700
committerKiran Kamineni <kiran.k.kamineni@intel.com>2019-06-26 10:38:47 -0700
commit6b911a5168a72e8659309db7349750cdec6eb8d2 (patch)
treec6bdb6aa1a528c2e653c786bab7953f8abafa550 /src/k8splugin/api/connectionhandler.go
parent8445148cf095fcc55a9ada3e2bb0fece7a065089 (diff)
Move connectionhandler.go into api package
Move connectionhandler.go into api package This brings it inline with the other API handlers Issue-ID: MULTICLOUD-666 Change-Id: Ia3b832159f537c6d8d8ecc93b56bc9b085649f7e Signed-off-by: Kiran Kamineni <kiran.k.kamineni@intel.com>
Diffstat (limited to 'src/k8splugin/api/connectionhandler.go')
-rw-r--r--src/k8splugin/api/connectionhandler.go146
1 files changed, 146 insertions, 0 deletions
diff --git a/src/k8splugin/api/connectionhandler.go b/src/k8splugin/api/connectionhandler.go
new file mode 100644
index 00000000..21250b14
--- /dev/null
+++ b/src/k8splugin/api/connectionhandler.go
@@ -0,0 +1,146 @@
+/*
+ * Copyright 2018 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 (
+ "bytes"
+ "encoding/base64"
+ "encoding/json"
+ "io"
+ "io/ioutil"
+ "net/http"
+
+ "github.com/onap/multicloud-k8s/src/k8splugin/internal/connection"
+
+ "github.com/gorilla/mux"
+)
+
+// connectionHandler is used to store backend implementations objects
+// Also simplifies mocking for unit testing purposes
+type connectionHandler struct {
+ // Interface that implements Connectivity operations
+ // We will set this variable with a mock interface for testing
+ client connection.ConnectionManager
+}
+
+// CreateHandler handles creation of the connectivity entry in the database
+// This is a multipart handler. See following example curl request
+// curl -i -F "metadata={\"cloud-region\":\"kud\",\"cloud-owner\":\"me\"};type=application/json" \
+// -F file=@/home/user/.kube/config \
+// -X POST http://localhost:8081/v1/connectivity-info
+func (h connectionHandler) createHandler(w http.ResponseWriter, r *http.Request) {
+ var v connection.Connection
+
+ // Implemenation using multipart form
+ // Review and enable/remove at a later date
+ // Set Max size to 16mb here
+ err := r.ParseMultipartForm(16777216)
+ if err != nil {
+ http.Error(w, err.Error(), http.StatusUnprocessableEntity)
+ return
+ }
+
+ jsn := bytes.NewBuffer([]byte(r.FormValue("metadata")))
+ err = json.NewDecoder(jsn).Decode(&v)
+ switch {
+ case err == io.EOF:
+ http.Error(w, "Empty body", http.StatusBadRequest)
+ return
+ case err != nil:
+ http.Error(w, err.Error(), http.StatusUnprocessableEntity)
+ return
+ }
+
+ // Name is required.
+ if v.CloudRegion == "" {
+ http.Error(w, "Missing name in POST request", http.StatusBadRequest)
+ return
+ }
+
+ // Cloudowner is required.
+ if v.CloudOwner == "" {
+ http.Error(w, "Missing cloudowner in POST request", http.StatusBadRequest)
+ return
+ }
+
+ //Read the file section and ignore the header
+ file, _, err := r.FormFile("file")
+ if err != nil {
+ http.Error(w, "Unable to process file", http.StatusUnprocessableEntity)
+ return
+ }
+
+ defer file.Close()
+
+ //Convert the file content to base64 for storage
+ content, err := ioutil.ReadAll(file)
+ if err != nil {
+ http.Error(w, "Unable to read file", http.StatusUnprocessableEntity)
+ return
+ }
+
+ v.Kubeconfig = base64.StdEncoding.EncodeToString(content)
+
+ ret, err := h.client.Create(v)
+ if err != nil {
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ return
+ }
+
+ w.Header().Set("Content-Type", "application/json")
+ w.WriteHeader(http.StatusCreated)
+ err = json.NewEncoder(w).Encode(ret)
+ if err != nil {
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ return
+ }
+}
+
+// getHandler handles GET operations on a particular name
+// Returns a Connectivity instance
+func (h connectionHandler) getHandler(w http.ResponseWriter, r *http.Request) {
+ vars := mux.Vars(r)
+ name := vars["connname"]
+
+ ret, err := h.client.Get(name)
+ 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(ret)
+ if err != nil {
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ return
+ }
+}
+
+// deleteHandler handles DELETE operations on a particular record
+func (h connectionHandler) deleteHandler(w http.ResponseWriter, r *http.Request) {
+ vars := mux.Vars(r)
+ name := vars["connname"]
+
+ err := h.client.Delete(name)
+ if err != nil {
+ http.Error(w, err.Error(), http.StatusInternalServerError)
+ return
+ }
+
+ w.WriteHeader(http.StatusNoContent)
+}