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Table of Contents

Introduction

BlackBox is a Python workflow microframework that facilitates the interactions of adapters through naïve abstraction. Adapters are purpose-built modules that intake and/or output data. The data they intake and output is structured around definitions. All of the data, including historical data of adapters, is stored by special meta adapters.

Basically, BlackBox is whatever you decide to plug into it.

I'm using it to automate malware analysis, email inbox monitoring, reporting through project management APIs, and more. It's easy to add and test new modules quickly. I've added a few examples from a malware analysis workflow to get you started, but you can do just about anything you want around the core code.

The best way to make use of this project is probably to fork it so you can start building modules for your own purposes. Feel free to send a pull request for anything you think other people could use!

Installation

This project should work out of the box in a standard Python 3.x environment.

I have plans to write a setup script that queries all adapters for their dependencies.

Definitions

Definitions are simple modules containing key/value data structures that define the inputs and outputs of adapters. Here is an example:

	# The class name must be the same as the file name
	class Example(object):
		def __init__(self):
			# Stored_properties is used as a template by adapters
			self.stored_properties = {
				"text_value" :	"",
				"int_value" :	0,
				"bool_value" :	False
			}
			
		@property
		def key(self):
			# This should be a key from the stored_properties that
			#	represents a unique value
			return "text_value"

Note that data types are important, and if you change them you will have some backend repairs to do. Currently, only simple data types string, integer, and boolean are supported.

Adapters

Adapters are the functional part of your project. They can accept an input type, and output an output type, based on the definitions that are available.

	### Example Adapter ###

	###   ADAPTER SETTINGS   ###
	# See Definitions directory for available input/output types
	# input_type is not required, but output_type is
	input_type =		""
	output_type =		""

	# Stored properties provide state information to your adapter
	# Valid formats are string, int, and bool
	# A timestamp should be added by the metamodule
	stored_properties = {
		"example1" : "",
		"example2" : 0,
		"example3" : False
	}
	# What value from stored_properties should the meta module key on?
	key = "example1"

If your adapter needs API keys, locations, or any other configuration stuff, go ahead and define variables for that next.

	# Miscellaneous settings specific to this adapter
	#		...
	#			...
	### END ADAPTER SETTINGS ###

Now you're ready to create the class

	from Template import AdapterTemplate
	
	# Class name must match filename
	class BlankAdapter(AdapterTemplate):

		# Set up class instance with default values
		def __init__(self, *args):
			super(BlankAdapter, self).__init__(input_type, output_type, "", stored_properties, key, *args)
			# Change "BlankAdapter" to the class name

At this point, you can perform any initialization function necessary. It might be testing a connection, checking that a directory exists, or any number of other things.

On to the main function!

		def main(self, input):		
			# input will be an list of instances of input_type

Here is where you interate through the input list, doing with it the thing the module is supposed to do with it. If your module gets its input from outside the workflow, you can replace input with *args.

Use your definitions as a reference when populating the output list.

			###   OUTPUT OBJECT   ###
			# The output object should contain:
			#	data (list of instances of the output_type)
			#	state (list of instances of self.stored_properties)
			
			output = {
				"data"  : [],
				"state" : []
			}
			### END OUTPUT OBJECT ###
			
			return output

If that seemed long, it's probably because there were so many comments. Take a look at the test adapter if you don't believe me - it's only 16 lines of code!

Meta Adapters

Meta adapters are the complicated part of BlackBox that make writing adapters so simple. They create and maintain databases with tables for each adapter and definition.

The included meta adapter for sqlite3 is fairly simple and should be a good reference for anyone looking to write their own adapter for another backend.

The most important thing is that meta adapters always give and receive data to and from the adapters in the same way, and store it in a similar structure.

Meta adapters, since they're responsible for passing data to adapters, will determine how much historical data to provide. The included adapter pulls all data from the past three days, but this can easily be customized.

Adapter Template

The adapter template provides a boilerplate for all other adapters. It handles populating certain class properties as well as providing useful functions for your project. The included template has functions to hash files and extract IPs and domain names using regex. Your version should have whatever methods you're likely to need across multiple adapters.

The __init__ method generally should not be altered; each module will call this method in its own __init__ method, so it's best to put customizations in the individual modules.

License

Licensed under GNU GPLv3

See license.txt for full text

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