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objects.py
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objects.py
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# Copyright (c) 2012, Claudio "nex" Guarnieri
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os
import hashlib
import binascii
import ConfigParser
try:
import magic
except ImportError:
pass
try:
import pydeep
HAVE_SSDEEP = True
except ImportError:
HAVE_SSDEEP = False
class Dictionary(dict):
def __getattr__(self, key):
return self.get(key, None)
__setattr__ = dict.__setitem__
__delattr__ = dict.__delitem__
class File:
def __init__(self, file_path=None, file_data=None):
self.file_path = file_path
if file_path:
self.file_data = open(self.file_path, "rb").read()
else:
self.file_data = file_data
def get_name(self):
file_name = os.path.basename(self.file_path)
return file_name
def get_data(self):
return self.file_data
def get_size(self):
return os.path.getsize(self.file_path)
def get_crc32(self):
res = ''
crc = binascii.crc32(self.file_data)
for i in range(4):
t = crc & 0xFF
crc >>= 8
res = '%02X%s' % (t, res)
return res
def get_md5(self):
return hashlib.md5(self.file_data).hexdigest()
def get_sha1(self):
return hashlib.sha1(self.file_data).hexdigest()
def get_sha256(self):
return hashlib.sha256(self.file_data).hexdigest()
def get_sha512(self):
return hashlib.sha512(self.file_data).hexdigest()
def get_ssdeep(self):
if not HAVE_SSDEEP:
return None
try:
return pydeep.hash_file(self.file_path)
except Exception:
return None
def get_type(self):
try:
ms = magic.open(magic.MAGIC_NONE)
ms.load()
file_type = ms.buffer(self.file_data)
except:
try:
file_type = magic.from_buffer(self.file_data)
except:
try:
import subprocess
file_process = subprocess.Popen(['file', '-b', self.file_path], stdout = subprocess.PIPE)
file_type = file_process.stdout.read().strip()
except:
return None
return file_type
class Config:
def __init__(self, cfg="api.conf"):
config = ConfigParser.ConfigParser()
config.read(cfg)
for section in config.sections():
setattr(self, section, Dictionary())
for name, raw_value in config.items(section):
try:
value = config.getboolean(section, name)
except ValueError:
try:
value = config.getint(section, name)
except ValueError:
value = config.get(section, name)
setattr(getattr(self, section), name, value)
def get(self, section):
try:
return getattr(self, section)
except AttributeError as e:
return None