import os
import time

from django.http import HttpResponse
from django.shortcuts import render

# Create your views here.
def database_backup(request):
    host = '210.77.68.250'
    db_user = 'drought'
    db_pwd = 'g214G214'
    db_port = '5432'
    db_name = 'drought'
    backup_path = '/datag214/data/drought/'
    cmd_path = '/etc/postgresql/10/main/'
    today = time.strftime('%Y-%m-%d')
    cmd = cmd_path+"sudo pg_dump -h "+host+" -p "+db_port+" -U "+db_user+" -W "+db_pwd+ " -F c --no-owner --no-privileges -d "+db_name +" > " + backup_path +today+".dump"
    print(str(cmd))
    os.system(cmd)
    return HttpResponse("OK")