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Summary

AAF Components are all Java(tm) HTTP/S based RESTful services, with the following exceptions:

  • AAF GUI component is an HTTP/S HTML5 generating component.  It uses the same code base, but isn't strictly RESTful according to definition.
  • AAF FS component is a FileServer, and is HTTP only (not TLS), so it can deliver publicly accessible artifacts without Authentication.

Essentials

Technologies required to run AAF

  • Java(tm).  Version 8+ 
  • Cassandra, Version 2.1.14+
  • X509 Certificates (at minimum to support HTTP/S TLS transactions (TLS1.1 and TLS1.2 are default, but can be configured).

Optional Technologies for special cases

  • Build your own Certificate Authority for Bootstrapping and/or Certificate Manager component.
    • openssl
    • bash

AAF Data Definitions

AAF is Data Driven, and therefore, needs to have some structure around the Initial Data so that it can function.  You will need to define:

  • Your Organization:
    • Example:  Are you a company?  Do you already have a well known internet URL?
      • If so, you should set up AAF Namespaces with this in mind.  Example:

        for "Kumquat Industries, LTD", with internet presence "kumquats4you.com" (currently, a fictitious name), you would want all your AAF Namespaces to start with:

        "com.kumquats4you" 
    • The examples all use

      "org.osaaf"

      However it is recommended that you change this once you figure out your organizations' structure.
  • Your AAF Root Namespace
    • This can be within your company namespace, i.e. 

      "com.kumquats4you.aaf"

      but you might consider putting it under different root structure.
    • Again, the bootstrapping examples use:

      "org.osaaf.aaf" 
       
  • While creating these, recognize that 
    • 2nd position of the Namespace indicates company/organization
    • 3rd+ position are applications within that company/organization

      "com.kumquats4you.dmaap"

      Following this "positional" structure is required for expected Authorization behavior.


ILM (Identity Lifecycle Management)

Neither Authentication nor Authorization make any sense outside the context of Identity within your Organization.

Some organizations or companies will have their own ILM managers.

  • If so you may write your own implementation of "Organization"
  • Ensure the ILM of choice can be access real-time, or consider exporting the data into File Based mechanism

AAF comes with a "DefaultOrganization", which implements a file based localization of ILM in a simple text file

  • Each line represents an identity in the organization, including essential contact information, and reporting structure 
  • This file can be updated by bringing in the entire file via ftp or other file transfer protocol, HOWEVER
    • Provide a process that
      • Validates no corruption has occurred
      • Pulls the ENTIRE file down before moving into the place where AAF Components will see it.
      • Take advantage of UNIX File System behaviors, by MOVING the file into place (mv), rather than copying while AAF is Active
  • Note: This file-based methodology has been shown to be extremely effective for a 1 million+ Organization


Setting this initial Data can be done directly onto Cassadra using "cqlsh" using the following "cql" files:





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