Merge pull request #1 from Rafiot/master

Add python client API

.gitignore

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+build/
+dist/
+*.egg-info/
+

client/LICENSE

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+Copyright (c) 2013, 2014 Raphaël Vinot
+Copyright (c) 2013, 2014 Alexandre Dulaunoy
+Copyright (c) 2013, 2014 CIRCL - Computer Incident Response Center Luxembourg
+                         (c/o smile, security made in Lëtzebuerg, Groupement
+                         d'Intérêt Economique)
+
+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 HOLDER 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.

client/README.md

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+Client API for PSSL
+===================
+
+Client API to query the Passive SSL implementation provided by CIRCL.
+
+Passive DNS Services
+====================
+
+* (default) [CIRCL Passive SSL](http://circl.lu/services/passive-ssl/)
+
+

client/pypssl/__init__.py

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+from api import PyPSSL

client/pypssl/api.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import requests
+import socket
+
+
+class PyPSSL(object):
+
+    def __init__(self, url='https://www.circl.lu/pssl/query', basic_auth=None,
+                 auth_token=None):
+        self.url = url
+
+        self.session = requests.Session()
+        if basic_auth is not None:
+            # basic_auth has do be a tuple ('user_name', 'password')
+            self.session.auth = basic_auth
+        elif auth_token is not None:
+            self.session.headers.update({'Authorization': auth_token})
+        else:
+            # No authentication defined.
+            pass
+
+    def _check_IP(self, ip):
+        if ':' in ip:
+            return {'error': 'IPv6 is not (yet) supported'}
+        splitted = ip.split('/')
+        try:
+            if len(splitted) == 2:
+                ip, block = splitted
+                if int(block) < 23:
+                    return {'error': 'Maximum CIDR block size reached >/23'}
+            socket.inet_aton(ip)
+        except:
+            return {'error': 'Incorrect format'}
+        return None
+
+    def query(self, q):
+        check = self._check_IP(q)
+        if check is not None:
+            return check
+        response = self.session.get('{}/{}' .format(self.url, q))
+        try:
+            return response.json()
+        except:
+            raise Exception('Unable to decode JSON object: ' + response.text)
+        return {}

client/setup.py

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+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+from setuptools import setup
+
+setup(
+    name='pypssl',
+    version='1.0',
+    author='Raphaël Vinot',
+    author_email='raphael.vinot@circl.lu',
+    maintainer='Raphaël Vinot',
+    url='https://github.com/CIRCL/PyPSSL',
+    description='Python API for PSSL.',
+    long_description=open('README.md').read(),
+    packages=['pypssl'],
+    classifiers=[
+        'License :: OSI Approved :: GNU General Public License v3 (GPLv3)',
+        'Development Status :: 3 - Alpha',
+        'Environment :: Console',
+        'Intended Audience :: Science/Research',
+        'Intended Audience :: Telecommunications Industry',
+        'Programming Language :: Python',
+        'Topic :: Security',
+        'Topic :: Internet',
+    ],
+    install_requires=['requests'],
+)