Merge "Add support for so integration"

1 files changed, 164 insertions, 0 deletions

diff --git a/src/k8splugin/api/brokerhandler.go b/src/k8splugin/api/brokerhandler.go
new file mode 100644
index 00000000..28e44231
--- /dev/null
+++ b/src/k8splugin/api/brokerhandler.go
@@ -0,0 +1,164 @@
+/*
+Copyright 2018 Intel Corporation.
+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"
+
+	"k8splugin/internal/app"
+
+	"github.com/gorilla/mux"
+)
+
+// Used to store the backend implementation objects
+// Also simplifies the mocking needed for unit testing
+type brokerInstanceHandler struct {
+	// Interface that implements the Instance operations
+	client app.InstanceManager
+}
+
+type brokerRequest struct {
+	GenericVnfID                 string                 `json:"generic-vnf-id"`
+	VFModuleID                   string                 `json:"vf-module-id"`
+	VFModuleModelInvariantID     string                 `json:"vf-module-model-invariant-id"`
+	VFModuleModelVersionID       string                 `json:"vf-module-model-version-id"`
+	VFModuleModelCustomizationID string                 `json:"vf-module-model-customization-id"`
+	OOFDirectives                map[string]interface{} `json:"oof_directives"`
+	SDNCDirections               map[string]interface{} `json:"sdnc_directives"`
+	UserDirectives               map[string]interface{} `json:"user_directives"`
+	TemplateType                 string                 `json:"template_type"`
+	TemplateData                 map[string]interface{} `json:"template_data"`
+}
+
+type brokerPOSTResponse struct {
+	TemplateType     string              `json:"template_type"`
+	WorkloadID       string              `json:"workload_id"`
+	TemplateResponse map[string][]string `json:"template_response"`
+}
+
+type brokerGETResponse struct {
+	TemplateType   string `json:"template_type"`
+	WorkloadID     string `json:"workload_id"`
+	WorkloadStatus string `json:"workload_status"`
+}
+
+func (b brokerInstanceHandler) createHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	cloudRegion := vars["cloud-region"]
+
+	var req brokerRequest
+	err := json.NewDecoder(r.Body).Decode(&req)
+	switch {
+	case err == io.EOF:
+		http.Error(w, "Body empty", http.StatusBadRequest)
+		return
+	case err != nil:
+		http.Error(w, err.Error(), http.StatusUnprocessableEntity)
+		return
+	}
+
+	// Check body for expected parameters
+	if req.VFModuleModelCustomizationID == "" {
+		http.Error(w, "vf-module-model-customization-id is empty", http.StatusBadRequest)
+		return
+	}
+
+	rbName, ok := req.UserDirectives["definition-name"]
+	if !ok {
+		http.Error(w, "definition-name is missing from user-directives", http.StatusBadRequest)
+		return
+	}
+
+	rbVersion, ok := req.UserDirectives["definition-version"]
+	if !ok {
+		http.Error(w, "definition-version is missing from user-directives", http.StatusBadRequest)
+		return
+	}
+
+	profileName, ok := req.UserDirectives["profile-name"]
+	if !ok {
+		http.Error(w, "profile-name is missing from user-directives", http.StatusBadRequest)
+		return
+	}
+
+	// Setup the resource parameters for making the request
+	var instReq app.InstanceRequest
+	instReq.RBName = rbName.(string)
+	instReq.RBVersion = rbVersion.(string)
+	instReq.ProfileName = profileName.(string)
+	instReq.CloudRegion = cloudRegion
+
+	resp, err := b.client.Create(instReq)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	brokerResp := brokerPOSTResponse{
+		TemplateType:     "heat",
+		WorkloadID:       resp.ID,
+		TemplateResponse: resp.Resources,
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusCreated)
+	err = json.NewEncoder(w).Encode(brokerResp)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+}
+
+// getHandler retrieves information about an instance via the ID
+func (b brokerInstanceHandler) getHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	instanceID := vars["instID"]
+
+	resp, err := b.client.Get(instanceID)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	brokerResp := brokerGETResponse{
+		TemplateType:   "heat",
+		WorkloadID:     resp.ID,
+		WorkloadStatus: "CREATED",
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	err = json.NewEncoder(w).Encode(brokerResp)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+}
+
+// deleteHandler method terminates an instance via the ID
+func (b brokerInstanceHandler) deleteHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	instanceID := vars["instID"]
+
+	err := b.client.Delete(instanceID)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusAccepted)
+}