refreshed and renamed docs, added bootstrap server, added default config for sec auditing
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<main>
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<article id="content">
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<header>
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<h1 class="title">Module <code>src.bigbrother.ministry</code></h1>
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		||||
</header>
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		||||
<section id="section-intro">
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<details class="source">
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<summary>
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<span>Expand source code</span>
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</summary>
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<pre><code class="python">from . import ofcommunication  # noqa
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from . import ofexec  # noqa</code></pre>
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</details>
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</section>
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<section>
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		||||
<h2 class="section-title" id="header-submodules">Sub-modules</h2>
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		||||
<dl>
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<dt><code class="name"><a title="src.bigbrother.ministry.ofcommunication" href="ofcommunication.html">src.bigbrother.ministry.ofcommunication</a></code></dt>
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<dd>
 | 
			
		||||
<section class="desc"><p>Onionr - Private P2P Communication …</p></section>
 | 
			
		||||
</dd>
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		||||
<dt><code class="name"><a title="src.bigbrother.ministry.ofexec" href="ofexec.html">src.bigbrother.ministry.ofexec</a></code></dt>
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<dd>
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<section class="desc"><p>Onionr - Private P2P Communication …</p></section>
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</dd>
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</dl>
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</section>
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<section>
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</section>
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<section>
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</section>
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<section>
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</section>
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</article>
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<h1>Index</h1>
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<ul></ul>
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</div>
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<ul id="index">
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<li><h3>Super-module</h3>
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<ul>
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<li><code><a title="src.bigbrother" href="../index.html">src.bigbrother</a></code></li>
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</ul>
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</li>
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<li><h3><a href="#header-submodules">Sub-modules</a></h3>
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<ul>
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<li><code><a title="src.bigbrother.ministry.ofcommunication" href="ofcommunication.html">src.bigbrother.ministry.ofcommunication</a></code></li>
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<li><code><a title="src.bigbrother.ministry.ofexec" href="ofexec.html">src.bigbrother.ministry.ofexec</a></code></li>
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</head>
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<body>
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<main>
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<article id="content">
 | 
			
		||||
<header>
 | 
			
		||||
<h1 class="title">Module <code>src.bigbrother.ministry.ofcommunication</code></h1>
 | 
			
		||||
</header>
 | 
			
		||||
<section id="section-intro">
 | 
			
		||||
<p>Onionr - Private P2P Communication.</p>
 | 
			
		||||
<p>Ensure sockets don't get made to non localhost</p>
 | 
			
		||||
<details class="source">
 | 
			
		||||
<summary>
 | 
			
		||||
<span>Expand source code</span>
 | 
			
		||||
</summary>
 | 
			
		||||
<pre><code class="python">"""Onionr - Private P2P Communication.
 | 
			
		||||
 | 
			
		||||
Ensure sockets don't get made to non localhost
 | 
			
		||||
"""
 | 
			
		||||
import ipaddress
 | 
			
		||||
 | 
			
		||||
import logger
 | 
			
		||||
from onionrexceptions import NetworkLeak
 | 
			
		||||
"""
 | 
			
		||||
    This program is free software: you can redistribute it and/or modify
 | 
			
		||||
    it under the terms of the GNU General Public License as published by
 | 
			
		||||
    the Free Software Foundation, either version 3 of the License, or
 | 
			
		||||
    (at your option) any later version.
 | 
			
		||||
 | 
			
		||||
    This program is distributed in the hope that it will be useful,
 | 
			
		||||
    but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
			
		||||
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | 
			
		||||
    GNU General Public License for more details.
 | 
			
		||||
 | 
			
		||||
    You should have received a copy of the GNU General Public License
 | 
			
		||||
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 | 
			
		||||
"""
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
def detect_socket_leaks(socket_event):
 | 
			
		||||
    """Is called by the big brother broker whenever.
 | 
			
		||||
 | 
			
		||||
    a socket connection happens.
 | 
			
		||||
    raises exception & logs if not to loopback
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		||||
    """
 | 
			
		||||
    ip_address = socket_event[1][0]
 | 
			
		||||
 | 
			
		||||
    # validate is valid ip address (no hostname, etc)
 | 
			
		||||
    # raises NetworkLeak if not
 | 
			
		||||
    try:
 | 
			
		||||
        ipaddress.ip_address(ip_address)
 | 
			
		||||
    except ValueError:
 | 
			
		||||
        logger.warn(f'Conn made to {ip_address} outside of Tor/similar')
 | 
			
		||||
        raise \
 | 
			
		||||
            NetworkLeak('Conn to host/non local IP, this is a privacy issue!')
 | 
			
		||||
 | 
			
		||||
    # Validate that the IP is localhost ipv4
 | 
			
		||||
 | 
			
		||||
    if not ip_address.startswith('127'):
 | 
			
		||||
        logger.warn(f'Conn made to {ip_address} outside of Tor/similar')
 | 
			
		||||
        raise NetworkLeak('Conn to non local IP, this is a privacy concern!')</code></pre>
 | 
			
		||||
</details>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
<h2 class="section-title" id="header-functions">Functions</h2>
 | 
			
		||||
<dl>
 | 
			
		||||
<dt id="src.bigbrother.ministry.ofcommunication.detect_socket_leaks"><code class="name flex">
 | 
			
		||||
<span>def <span class="ident">detect_socket_leaks</span></span>(<span>socket_event)</span>
 | 
			
		||||
</code></dt>
 | 
			
		||||
<dd>
 | 
			
		||||
<section class="desc"><p>Is called by the big brother broker whenever.</p>
 | 
			
		||||
<p>a socket connection happens.
 | 
			
		||||
raises exception & logs if not to loopback</p></section>
 | 
			
		||||
<details class="source">
 | 
			
		||||
<summary>
 | 
			
		||||
<span>Expand source code</span>
 | 
			
		||||
</summary>
 | 
			
		||||
<pre><code class="python">def detect_socket_leaks(socket_event):
 | 
			
		||||
    """Is called by the big brother broker whenever.
 | 
			
		||||
 | 
			
		||||
    a socket connection happens.
 | 
			
		||||
    raises exception & logs if not to loopback
 | 
			
		||||
    """
 | 
			
		||||
    ip_address = socket_event[1][0]
 | 
			
		||||
 | 
			
		||||
    # validate is valid ip address (no hostname, etc)
 | 
			
		||||
    # raises NetworkLeak if not
 | 
			
		||||
    try:
 | 
			
		||||
        ipaddress.ip_address(ip_address)
 | 
			
		||||
    except ValueError:
 | 
			
		||||
        logger.warn(f'Conn made to {ip_address} outside of Tor/similar')
 | 
			
		||||
        raise \
 | 
			
		||||
            NetworkLeak('Conn to host/non local IP, this is a privacy issue!')
 | 
			
		||||
 | 
			
		||||
    # Validate that the IP is localhost ipv4
 | 
			
		||||
 | 
			
		||||
    if not ip_address.startswith('127'):
 | 
			
		||||
        logger.warn(f'Conn made to {ip_address} outside of Tor/similar')
 | 
			
		||||
        raise NetworkLeak('Conn to non local IP, this is a privacy concern!')</code></pre>
 | 
			
		||||
</details>
 | 
			
		||||
</dd>
 | 
			
		||||
</dl>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
</section>
 | 
			
		||||
</article>
 | 
			
		||||
<nav id="sidebar">
 | 
			
		||||
<h1>Index</h1>
 | 
			
		||||
<div class="toc">
 | 
			
		||||
<ul></ul>
 | 
			
		||||
</div>
 | 
			
		||||
<ul id="index">
 | 
			
		||||
<li><h3>Super-module</h3>
 | 
			
		||||
<ul>
 | 
			
		||||
<li><code><a title="src.bigbrother.ministry" href="index.html">src.bigbrother.ministry</a></code></li>
 | 
			
		||||
</ul>
 | 
			
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</li>
 | 
			
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<li><h3><a href="#header-functions">Functions</a></h3>
 | 
			
		||||
<ul class="">
 | 
			
		||||
<li><code><a title="src.bigbrother.ministry.ofcommunication.detect_socket_leaks" href="#src.bigbrother.ministry.ofcommunication.detect_socket_leaks">detect_socket_leaks</a></code></li>
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<main>
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<article id="content">
 | 
			
		||||
<header>
 | 
			
		||||
<h1 class="title">Module <code>src.bigbrother.ministry.ofexec</code></h1>
 | 
			
		||||
</header>
 | 
			
		||||
<section id="section-intro">
 | 
			
		||||
<p>Onionr - Private P2P Communication.</p>
 | 
			
		||||
<p>Prevent eval/exec/os.system and log it</p>
 | 
			
		||||
<details class="source">
 | 
			
		||||
<summary>
 | 
			
		||||
<span>Expand source code</span>
 | 
			
		||||
</summary>
 | 
			
		||||
<pre><code class="python">"""Onionr - Private P2P Communication.
 | 
			
		||||
 | 
			
		||||
Prevent eval/exec/os.system and log it
 | 
			
		||||
"""
 | 
			
		||||
import base64
 | 
			
		||||
import platform
 | 
			
		||||
 | 
			
		||||
import logger
 | 
			
		||||
from utils import identifyhome
 | 
			
		||||
from onionrexceptions import ArbitraryCodeExec
 | 
			
		||||
"""
 | 
			
		||||
    This program is free software: you can redistribute it and/or modify
 | 
			
		||||
    it under the terms of the GNU General Public License as published by
 | 
			
		||||
    the Free Software Foundation, either version 3 of the License, or
 | 
			
		||||
    (at your option) any later version.
 | 
			
		||||
 | 
			
		||||
    This program is distributed in the hope that it will be useful,
 | 
			
		||||
    but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
			
		||||
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | 
			
		||||
    GNU General Public License for more details.
 | 
			
		||||
 | 
			
		||||
    You should have received a copy of the GNU General Public License
 | 
			
		||||
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 | 
			
		||||
"""
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
def block_system(cmd):
 | 
			
		||||
    """Prevent os.system except for whitelisted commands+contexts."""
 | 
			
		||||
    allowed = 'taskkill /PID '
 | 
			
		||||
    is_ok = False
 | 
			
		||||
    if platform.system() == 'Windows':
 | 
			
		||||
        if cmd.startswith(allowed):
 | 
			
		||||
            for c in cmd.split(allowed)[1]:
 | 
			
		||||
                if not c.isalnum() or c not in ('/', 'F', ' '):
 | 
			
		||||
                    break
 | 
			
		||||
            else:
 | 
			
		||||
                is_ok = True
 | 
			
		||||
    if not is_ok:
 | 
			
		||||
        logger.warn('POSSIBLE EXPLOIT DETECTED, SEE LOGS', terminal=True)
 | 
			
		||||
        logger.warn(f'POSSIBLE EXPLOIT: shell command not in whitelist: {cmd}')
 | 
			
		||||
        raise ArbitraryCodeExec('os.system command not in whitelist')
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
def block_exec(event, info):
 | 
			
		||||
    """Prevent arbitrary code execution in eval/exec and log it."""
 | 
			
		||||
    # because libraries have stupid amounts of compile/exec/eval,
 | 
			
		||||
    # We have to use a whitelist where it can be tolerated
 | 
			
		||||
    # Generally better than nothing, not a silver bullet
 | 
			
		||||
    whitelisted_code = [
 | 
			
		||||
                        'netrc.py',
 | 
			
		||||
                        'shlex.py',
 | 
			
		||||
                        'gzip.py',
 | 
			
		||||
                        '<werkzeug routing>',
 | 
			
		||||
                        'werkzeug/test.py',
 | 
			
		||||
                        'multiprocessing/popen_fork.py',
 | 
			
		||||
                        'multiprocessing/util.py',
 | 
			
		||||
                        'multiprocessing/connection.py',
 | 
			
		||||
                        'onionrutils/escapeansi.py',
 | 
			
		||||
                        'stem/connection.py',
 | 
			
		||||
                        'stem/response/add_onion.py',
 | 
			
		||||
                        'stem/response/authchallenge.py',
 | 
			
		||||
                        'stem/response/getinfo.py',
 | 
			
		||||
                        'stem/response/getconf.py',
 | 
			
		||||
                        'stem/response/mapaddress.py',
 | 
			
		||||
                        'stem/response/protocolinfo.py'
 | 
			
		||||
                       ]
 | 
			
		||||
    home = identifyhome.identify_home()
 | 
			
		||||
 | 
			
		||||
    code_b64 = base64.b64encode(info[0].co_code).decode()
 | 
			
		||||
 | 
			
		||||
    for source in whitelisted_code:
 | 
			
		||||
        if info[0].co_filename.endswith(source):
 | 
			
		||||
            return
 | 
			
		||||
 | 
			
		||||
    if home + 'plugins/' in info[0].co_filename:
 | 
			
		||||
        return
 | 
			
		||||
 | 
			
		||||
    logger.warn('POSSIBLE EXPLOIT DETECTED, SEE LOGS', terminal=True)
 | 
			
		||||
    logger.warn('POSSIBLE EXPLOIT DETECTED: ' + info[0].co_filename)
 | 
			
		||||
    logger.warn('Prevented exec/eval. Report this with the sample below')
 | 
			
		||||
    logger.warn(f'{event} code in base64 format: {code_b64}')
 | 
			
		||||
    raise ArbitraryCodeExec("Arbitrary code (eval/exec) detected.")</code></pre>
 | 
			
		||||
</details>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
<h2 class="section-title" id="header-functions">Functions</h2>
 | 
			
		||||
<dl>
 | 
			
		||||
<dt id="src.bigbrother.ministry.ofexec.block_exec"><code class="name flex">
 | 
			
		||||
<span>def <span class="ident">block_exec</span></span>(<span>event, info)</span>
 | 
			
		||||
</code></dt>
 | 
			
		||||
<dd>
 | 
			
		||||
<section class="desc"><p>Prevent arbitrary code execution in eval/exec and log it.</p></section>
 | 
			
		||||
<details class="source">
 | 
			
		||||
<summary>
 | 
			
		||||
<span>Expand source code</span>
 | 
			
		||||
</summary>
 | 
			
		||||
<pre><code class="python">def block_exec(event, info):
 | 
			
		||||
    """Prevent arbitrary code execution in eval/exec and log it."""
 | 
			
		||||
    # because libraries have stupid amounts of compile/exec/eval,
 | 
			
		||||
    # We have to use a whitelist where it can be tolerated
 | 
			
		||||
    # Generally better than nothing, not a silver bullet
 | 
			
		||||
    whitelisted_code = [
 | 
			
		||||
                        'netrc.py',
 | 
			
		||||
                        'shlex.py',
 | 
			
		||||
                        'gzip.py',
 | 
			
		||||
                        '<werkzeug routing>',
 | 
			
		||||
                        'werkzeug/test.py',
 | 
			
		||||
                        'multiprocessing/popen_fork.py',
 | 
			
		||||
                        'multiprocessing/util.py',
 | 
			
		||||
                        'multiprocessing/connection.py',
 | 
			
		||||
                        'onionrutils/escapeansi.py',
 | 
			
		||||
                        'stem/connection.py',
 | 
			
		||||
                        'stem/response/add_onion.py',
 | 
			
		||||
                        'stem/response/authchallenge.py',
 | 
			
		||||
                        'stem/response/getinfo.py',
 | 
			
		||||
                        'stem/response/getconf.py',
 | 
			
		||||
                        'stem/response/mapaddress.py',
 | 
			
		||||
                        'stem/response/protocolinfo.py'
 | 
			
		||||
                       ]
 | 
			
		||||
    home = identifyhome.identify_home()
 | 
			
		||||
 | 
			
		||||
    code_b64 = base64.b64encode(info[0].co_code).decode()
 | 
			
		||||
 | 
			
		||||
    for source in whitelisted_code:
 | 
			
		||||
        if info[0].co_filename.endswith(source):
 | 
			
		||||
            return
 | 
			
		||||
 | 
			
		||||
    if home + 'plugins/' in info[0].co_filename:
 | 
			
		||||
        return
 | 
			
		||||
 | 
			
		||||
    logger.warn('POSSIBLE EXPLOIT DETECTED, SEE LOGS', terminal=True)
 | 
			
		||||
    logger.warn('POSSIBLE EXPLOIT DETECTED: ' + info[0].co_filename)
 | 
			
		||||
    logger.warn('Prevented exec/eval. Report this with the sample below')
 | 
			
		||||
    logger.warn(f'{event} code in base64 format: {code_b64}')
 | 
			
		||||
    raise ArbitraryCodeExec("Arbitrary code (eval/exec) detected.")</code></pre>
 | 
			
		||||
</details>
 | 
			
		||||
</dd>
 | 
			
		||||
<dt id="src.bigbrother.ministry.ofexec.block_system"><code class="name flex">
 | 
			
		||||
<span>def <span class="ident">block_system</span></span>(<span>cmd)</span>
 | 
			
		||||
</code></dt>
 | 
			
		||||
<dd>
 | 
			
		||||
<section class="desc"><p>Prevent os.system except for whitelisted commands+contexts.</p></section>
 | 
			
		||||
<details class="source">
 | 
			
		||||
<summary>
 | 
			
		||||
<span>Expand source code</span>
 | 
			
		||||
</summary>
 | 
			
		||||
<pre><code class="python">def block_system(cmd):
 | 
			
		||||
    """Prevent os.system except for whitelisted commands+contexts."""
 | 
			
		||||
    allowed = 'taskkill /PID '
 | 
			
		||||
    is_ok = False
 | 
			
		||||
    if platform.system() == 'Windows':
 | 
			
		||||
        if cmd.startswith(allowed):
 | 
			
		||||
            for c in cmd.split(allowed)[1]:
 | 
			
		||||
                if not c.isalnum() or c not in ('/', 'F', ' '):
 | 
			
		||||
                    break
 | 
			
		||||
            else:
 | 
			
		||||
                is_ok = True
 | 
			
		||||
    if not is_ok:
 | 
			
		||||
        logger.warn('POSSIBLE EXPLOIT DETECTED, SEE LOGS', terminal=True)
 | 
			
		||||
        logger.warn(f'POSSIBLE EXPLOIT: shell command not in whitelist: {cmd}')
 | 
			
		||||
        raise ArbitraryCodeExec('os.system command not in whitelist')</code></pre>
 | 
			
		||||
</details>
 | 
			
		||||
</dd>
 | 
			
		||||
</dl>
 | 
			
		||||
</section>
 | 
			
		||||
<section>
 | 
			
		||||
</section>
 | 
			
		||||
</article>
 | 
			
		||||
<nav id="sidebar">
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		||||
<h1>Index</h1>
 | 
			
		||||
<div class="toc">
 | 
			
		||||
<ul></ul>
 | 
			
		||||
</div>
 | 
			
		||||
<ul id="index">
 | 
			
		||||
<li><h3>Super-module</h3>
 | 
			
		||||
<ul>
 | 
			
		||||
<li><code><a title="src.bigbrother.ministry" href="index.html">src.bigbrother.ministry</a></code></li>
 | 
			
		||||
</ul>
 | 
			
		||||
</li>
 | 
			
		||||
<li><h3><a href="#header-functions">Functions</a></h3>
 | 
			
		||||
<ul class="">
 | 
			
		||||
<li><code><a title="src.bigbrother.ministry.ofexec.block_exec" href="#src.bigbrother.ministry.ofexec.block_exec">block_exec</a></code></li>
 | 
			
		||||
<li><code><a title="src.bigbrother.ministry.ofexec.block_system" href="#src.bigbrother.ministry.ofexec.block_system">block_system</a></code></li>
 | 
			
		||||
</ul>
 | 
			
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</li>
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</ul>
 | 
			
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