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143 lines
4.6 KiB
Python
143 lines
4.6 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2011 sqlmap developers (http://sqlmap.sourceforge.net/)
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See the file 'doc/COPYING' for copying permission
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"""
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import cookielib
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import httplib
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import re
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import socket
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import urllib2
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from lib.core.common import getUnicode
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from lib.core.convert import htmlunescape
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from lib.core.convert import urlencode
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from lib.core.data import conf
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from lib.core.data import kb
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from lib.core.data import logger
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from lib.core.exception import sqlmapConnectionException
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from lib.core.exception import sqlmapGenericException
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from lib.core.settings import UNICODE_ENCODING
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from lib.core.settings import URI_INJECTABLE_REGEX
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from lib.request.basic import decodePage
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class Google:
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"""
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This class defines methods used to perform Google dorking (command
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line option '-g <google dork>'
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"""
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def __init__(self, handlers):
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self.__matches = []
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self.__cj = cookielib.LWPCookieJar()
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handlers.append(urllib2.HTTPCookieProcessor(self.__cj))
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self.opener = urllib2.build_opener(*handlers)
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self.opener.addheaders = conf.httpHeaders
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def __parsePage(self, page):
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"""
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Parse Google dork search results page to get the list of
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HTTP addresses
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"""
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matches = []
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regExpr = r'h3 class="?r"?><a href="(http[s]?://[^"]+?)"\sclass="?l"?'
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matches = re.findall(regExpr, page, re.I | re.M)
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return matches
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def getTargetUrls(self):
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"""
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This method returns the list of hosts with parameters out of
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your Google dork search results
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"""
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for match in self.__matches:
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if re.search(r"(.*?)\?(.+)", match, re.I):
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kb.targetUrls.add(( htmlunescape(htmlunescape(match)), None, None, None ))
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elif re.search(URI_INJECTABLE_REGEX, match, re.I):
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kb.targetUrls.add(( htmlunescape(htmlunescape("%s" % match)), None, None, None ))
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def getCookie(self):
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"""
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This method is the first to be called when initializing a
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Google dorking object through this library. It is used to
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retrieve the Google session cookie needed to perform the
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further search
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"""
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try:
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conn = self.opener.open("http://www.google.com/ncr")
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_ = conn.info()
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except urllib2.HTTPError, e:
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_ = e.info()
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except urllib2.URLError, _:
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errMsg = "unable to connect to Google"
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raise sqlmapConnectionException, errMsg
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def search(self, googleDork):
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"""
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This method performs the effective search on Google providing
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the google dork and the Google session cookie
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"""
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gpage = conf.googlePage if conf.googlePage > 1 else 1
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logger.info("using Google result page #%d" % gpage)
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if not googleDork:
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return None
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url = "http://www.google.com/search?"
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url += "q=%s&" % urlencode(googleDork, convall=True)
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url += "num=100&hl=en&safe=off&filter=0&btnG=Search"
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url += "&start=%d" % ((gpage-1) * 100)
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try:
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conn = self.opener.open(url)
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requestMsg = "HTTP request:\nGET %s" % url
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requestMsg += " %s" % httplib.HTTPConnection._http_vsn_str
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logger.log(8, requestMsg)
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page = conn.read()
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code = conn.code
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status = conn.msg
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responseHeaders = conn.info()
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page = decodePage(page, responseHeaders.get("Content-Encoding"), responseHeaders.get("Content-Type"))
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responseMsg = "HTTP response (%s - %d):\n" % (status, code)
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if conf.verbose <= 4:
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responseMsg += getUnicode(responseHeaders, UNICODE_ENCODING)
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elif conf.verbose > 4:
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responseMsg += "%s\n%s\n" % (responseHeaders, page)
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logger.log(7, responseMsg)
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except urllib2.HTTPError, e:
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try:
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page = e.read()
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except socket.timeout:
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warnMsg = "connection timed out while trying "
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warnMsg += "to get error page information (%d)" % e.code
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logger.critical(warnMsg)
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return None
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except (urllib2.URLError, socket.error, socket.timeout), _:
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errMsg = "unable to connect to Google"
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raise sqlmapConnectionException, errMsg
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self.__matches = self.__parsePage(page)
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if not self.__matches and "detected unusual traffic" in page:
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warnMsg = "Google has detected 'unusual' traffic from "
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warnMsg += "this computer disabling further searches"
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raise sqlmapGenericException, warnMsg
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return self.__matches
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