From e7f3bf3050608edec03aa9d52cf8de79d56dfbd9 Mon Sep 17 00:00:00 2001
From: vikaskumar <vkumar@aarnanetworks.com>
Date: Thu, 26 Nov 2020 13:11:45 +0530
Subject: MULTICLOUD-1257 updated gui flow

Issue-ID: MULTICLOUD-1257
Change-Id: I5c1432c037952abeed6066cb067192076031f9cd
Signed-off-by: vikaskumar <vkumar@aarnanetworks.com>
---
 src/tools/emcoui/middle_end/main/main.go | 112 +++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 src/tools/emcoui/middle_end/main/main.go

(limited to 'src/tools/emcoui/middle_end/main/main.go')

diff --git a/src/tools/emcoui/middle_end/main/main.go b/src/tools/emcoui/middle_end/main/main.go
new file mode 100644
index 00000000..97a31017
--- /dev/null
+++ b/src/tools/emcoui/middle_end/main/main.go
@@ -0,0 +1,112 @@
+/*
+=======================================================================
+Copyright (c) 2017-2020 Aarna Networks, Inc.
+All rights reserved.
+======================================================================
+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 main
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"time"
+
+	"example.com/middleend/app"
+	"example.com/middleend/authproxy"
+	"example.com/middleend/db"
+	"github.com/gorilla/handlers"
+	"github.com/gorilla/mux"
+)
+
+/* This is the main package of the middleend. This package
+ * implements the http server which exposes service ar 9891.
+ * It also intialises an API router which handles the APIs with
+ * subpath /v1.
+ */
+func main() {
+	depHandler := app.NewAppHandler()
+	authProxyHandler := authproxy.NewAppHandler()
+	configFile, err := os.Open("/opt/emco/config/middleend.conf")
+	if err != nil {
+		fmt.Printf("Failed to read middleend configuration")
+		return
+	}
+	defer configFile.Close()
+
+	// Read the configuration json
+	byteValue, _ := ioutil.ReadAll(configFile)
+	json.Unmarshal(byteValue, &depHandler.MiddleendConf)
+	json.Unmarshal(byteValue, &authProxyHandler.AuthProxyConf)
+
+	// Connect to the DB
+	err = db.CreateDBClient("mongo", "mco", depHandler.MiddleendConf.Mongo)
+	if err != nil {
+		fmt.Println("Failed to connect to DB")
+		return
+	}
+	// Get an instance of the OrchestrationHandler, this type implements
+	// the APIs i.e CreateApp, ShowApp, DeleteApp.
+	httpRouter := mux.NewRouter().PathPrefix("/middleend").Subrouter()
+	loggedRouter := handlers.LoggingHandler(os.Stdout, httpRouter)
+	log.Println("Starting middle end service")
+
+	httpServer := &http.Server{
+		Handler:      loggedRouter,
+		Addr:         ":" + depHandler.MiddleendConf.OwnPort,
+		WriteTimeout: 15 * time.Second,
+		ReadTimeout:  15 * time.Second,
+	}
+	httpRouter.HandleFunc("/healthcheck", depHandler.GetHealth).Methods("GET")
+
+	// POST, GET, DELETE composite apps
+	httpRouter.HandleFunc("/projects/{project-name}/composite-apps", depHandler.CreateApp).Methods("POST")
+	//httpRouter.HandleFunc("/projects/{project-name}/composite-apps", depHandler.GetAllCaps).Methods("GET")
+	httpRouter.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{version}",
+		depHandler.GetSvc).Methods("GET")
+	httpRouter.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{version}",
+		depHandler.DelSvc).Methods("DELETE")
+	// POST, GET, DELETE deployment intent groups
+	httpRouter.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{version}/deployment-intent-groups",
+		depHandler.CreateDig).Methods("POST")
+	httpRouter.HandleFunc("/projects/{project-name}/deployment-intent-groups", depHandler.GetAllDigs).Methods("GET")
+	httpRouter.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{version}/deployment-intent-groups/{deployment-intent-group-name}",
+		depHandler.DelDig).Methods("DELETE")
+
+	// Authproxy relates APIs
+	httpRouter.HandleFunc("/login", authProxyHandler.LoginHandler).Methods("GET")
+	httpRouter.HandleFunc("/callback", authProxyHandler.CallbackHandler).Methods("GET")
+	httpRouter.HandleFunc("/auth", authProxyHandler.AuthHandler).Methods("GET")
+	// Cluster createion API
+	httpRouter.HandleFunc("/clusterproviders/{cluster-provider-name}/clusters", depHandler.CheckConnection).Methods("POST")
+
+	// Start server in a go routine.
+	go func() {
+		log.Fatal(httpServer.ListenAndServe())
+	}()
+
+	// Gracefull shutdown of the server,
+	// create a channel and wait for SIGINT
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, os.Interrupt)
+	log.Println("wait for signal")
+	<-c
+	log.Println("Bye Bye")
+	httpServer.Shutdown(context.Background())
+}
-- 
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