handle_error.go

package main

import (
	"context"
	"net/http"
	"time"

	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
	"go.mongodb.org/mongo-driver/mongo/readpref"
)

// handleErrorOCIO 핸들러는 Adminsetting에 OCIO 설정에 문제가 있을 때 출력되는 웹페이지이다.
func handleErrorOCIO(w http.ResponseWriter, r *http.Request) {
	token, err := GetTokenFromHeader(w, r)
	if err != nil {
		http.Redirect(w, r, "/signin", http.StatusSeeOther)
		return
	}
	type recipe struct {
		Token
		Adminsetting Adminsetting
	}
	rcp := recipe{}
	rcp.Token = token
	//mongoDB client 연결
	client, err := mongo.NewClient(options.Client().ApplyURI(*flagMongoDBURI))
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()
	err = client.Connect(ctx)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	defer client.Disconnect(ctx)
	err = client.Ping(ctx, readpref.Primary())
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	adminsetting, err := GetAdminSetting(client)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	rcp.Adminsetting = adminsetting
	w.Header().Set("Content-Type", "text/html")
	err = TEMPLATES.ExecuteTemplate(w, "error-ocio", rcp)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
}