sqlmap/lib/utils/sqlalchemy.py
Miroslav Stampar 06deda3223 Fixes #2672
2017-09-01 14:29:52 +02:00

98 lines
3.6 KiB
Python

#!/usr/bin/env python
"""
Copyright (c) 2006-2017 sqlmap developers (http://sqlmap.org/)
See the file 'doc/COPYING' for copying permission
"""
import imp
import logging
import os
import sys
import traceback
import warnings
_sqlalchemy = None
try:
f, pathname, desc = imp.find_module("sqlalchemy", sys.path[1:])
_ = imp.load_module("sqlalchemy", f, pathname, desc)
if hasattr(_, "dialects"):
_sqlalchemy = _
warnings.simplefilter(action="ignore", category=_sqlalchemy.exc.SAWarning)
except ImportError:
pass
try:
import MySQLdb # used by SQLAlchemy in case of MySQL
warnings.filterwarnings("error", category=MySQLdb.Warning)
except ImportError:
pass
from lib.core.data import conf
from lib.core.data import logger
from lib.core.exception import SqlmapConnectionException
from lib.core.exception import SqlmapFilePathException
from plugins.generic.connector import Connector as GenericConnector
class SQLAlchemy(GenericConnector):
def __init__(self, dialect=None):
GenericConnector.__init__(self)
self.dialect = dialect
def connect(self):
if _sqlalchemy:
self.initConnection()
try:
if not self.port and self.db:
if not os.path.exists(self.db):
raise SqlmapFilePathException, "the provided database file '%s' does not exist" % self.db
_ = conf.direct.split("//", 1)
conf.direct = "%s////%s" % (_[0], os.path.abspath(self.db))
if self.dialect:
conf.direct = conf.direct.replace(conf.dbms, self.dialect, 1)
engine = _sqlalchemy.create_engine(conf.direct, connect_args={"check_same_thread": False} if self.dialect == "sqlite" else {})
self.connector = engine.connect()
except (TypeError, ValueError):
if "_get_server_version_info" in traceback.format_exc():
try:
import pymssql
if int(pymssql.__version__[0]) < 2:
raise SqlmapConnectionException("SQLAlchemy connection issue (obsolete version of pymssql ('%s') is causing problems)" % pymssql.__version__)
except ImportError:
pass
elif "invalid literal for int() with base 10: '0b" in traceback.format_exc():
raise SqlmapConnectionException("SQLAlchemy connection issue ('https://bitbucket.org/zzzeek/sqlalchemy/issues/3975')")
raise
except SqlmapFilePathException:
raise
except Exception, msg:
raise SqlmapConnectionException("SQLAlchemy connection issue ('%s')" % msg[0])
self.printConnected()
def fetchall(self):
try:
retVal = []
for row in self.cursor.fetchall():
retVal.append(tuple(row))
return retVal
except _sqlalchemy.exc.ProgrammingError, msg:
logger.log(logging.WARN if conf.dbmsHandler else logging.DEBUG, "(remote) %s" % msg.message if hasattr(msg, "message") else msg)
return None
def execute(self, query):
try:
self.cursor = self.connector.execute(query)
except (_sqlalchemy.exc.OperationalError, _sqlalchemy.exc.ProgrammingError), msg:
logger.log(logging.WARN if conf.dbmsHandler else logging.DEBUG, "(remote) %s" % msg.message if hasattr(msg, "message") else msg)
except _sqlalchemy.exc.InternalError, msg:
raise SqlmapConnectionException(msg[1])
def select(self, query):
self.execute(query)
return self.fetchall()