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我試圖從瀏覽器重新啓動mongodb。這裏是我用django框架編寫的代碼:Mongodb不會重新啓動子進程調用
def restart_db_mongo(request):
if request.method == 'POST':
restart_cmd = ["sudo","systemctl","restart","mongodb"]
p = subprocess.Popen(restart_cmd,stdout=subprocess.PIPE)
(output, err) = p.communicate()
if err is not None:
return JsonResponse({"err_code":1,"err_description":str(err)},safe=False)
status_cmd = ["sudo","systemctl","status","mongodb"]
p = subprocess.Popen(status_cmd,stdout=subprocess.PIPE)
(output, err) = p.communicate()
if 'active (running)' in output:
return JsonResponse({"err_code":0,"err_description":"Restarted successfully!"},safe=False)
else:
return JsonResponse({"err_code":1,"err_description":str(err)},safe=False)
else:
return JsonResponse({"err_code":2,"err_description":"Bad request"}, safe=False)
我的問題是mongodb沒有重新啓動。實際上,它完成了第一個沒有錯誤的子進程調用,但狀態仍然不活動。在交互式環境中,我已經驗證了這些命令的工作原理。我正在使用apache2來運行我的web應用程序。