sqlmap/lib/utils/google.py
2012-12-06 11:15:05 +01:00

106 lines
3.5 KiB
Python

#!/usr/bin/env python
"""
Copyright (c) 2006-2012 sqlmap developers (http://sqlmap.org/)
See the file 'doc/COPYING' for copying permission
"""
import cookielib
import httplib
import re
import socket
import urllib
import urllib2
from lib.core.common import getUnicode
from lib.core.common import urlencode
from lib.core.data import conf
from lib.core.data import logger
from lib.core.exception import sqlmapConnectionException
from lib.core.exception import sqlmapGenericException
from lib.core.settings import GOOGLE_REGEX
from lib.core.settings import UNICODE_ENCODING
from lib.request.basic import decodePage
class Google(object):
"""
This class defines methods used to perform Google dorking (command
line option '-g <google dork>'
"""
def __init__(self, handlers):
self._cj = cookielib.CookieJar()
handlers.append(urllib2.HTTPCookieProcessor(self._cj))
self.opener = urllib2.build_opener(*handlers)
self.opener.addheaders = conf.httpHeaders
try:
conn = self.opener.open("http://www.google.com/ncr")
conn.info() # retrieve session cookie
except urllib2.HTTPError, e:
e.info()
except urllib2.URLError:
errMsg = "unable to connect to Google"
raise sqlmapConnectionException, errMsg
def search(self, dork):
"""
This method performs the effective search on Google providing
the google dork and the Google session cookie
"""
gpage = conf.googlePage if conf.googlePage > 1 else 1
logger.info("using Google result page #%d" % gpage)
if not dork:
return None
url = "http://www.google.com/search?"
url += "q=%s&" % urlencode(dork, convall=True)
url += "num=100&hl=en&complete=0&safe=off&filter=0&btnG=Search"
url += "&start=%d" % ((gpage-1) * 100)
try:
conn = self.opener.open(url)
requestMsg = "HTTP request:\nGET %s" % url
requestMsg += " %s" % httplib.HTTPConnection._http_vsn_str
logger.log(8, requestMsg)
page = conn.read()
code = conn.code
status = conn.msg
responseHeaders = conn.info()
page = decodePage(page, responseHeaders.get("Content-Encoding"), responseHeaders.get("Content-Type"))
responseMsg = "HTTP response (%s - %d):\n" % (status, code)
if conf.verbose <= 4:
responseMsg += getUnicode(responseHeaders, UNICODE_ENCODING)
elif conf.verbose > 4:
responseMsg += "%s\n%s\n" % (responseHeaders, page)
logger.log(7, responseMsg)
except urllib2.HTTPError, e:
try:
page = e.read()
except socket.timeout:
warnMsg = "connection timed out while trying "
warnMsg += "to get error page information (%d)" % e.code
logger.critical(warnMsg)
return None
except (urllib2.URLError, socket.error, socket.timeout):
errMsg = "unable to connect to Google"
raise sqlmapConnectionException, errMsg
retVal = [urllib.unquote(match.group(1)) for match in re.finditer(GOOGLE_REGEX, page, re.I | re.S)]
if not retVal and "detected unusual traffic" in page:
warnMsg = "Google has detected 'unusual' traffic from "
warnMsg += "this computer disabling further searches"
raise sqlmapGenericException, warnMsg
return retVal