Components 

ryu
├── app
├── base
├── cfg.py
├── cmd
├── contrib
├── controller
├── exception.py
├── flags.py
├── hooks.py
├── __init__.py
├── lib
├── log.py
├── ofproto
├── services
├── tests
├── topology
└── utils.py

base

ryu.base.app_manager

Q: What does this component do? A: The central management of Ryu applications.

  • Load Ryu applications
  • Provide contexts to Ryu applications
  • Route messages among Ryu applications

class RyuApp -> base class for Ryu applications. -> specify OFP version

class AppManager -> singleton pattern for global usage??? what that mean??

controller

application

ofproto

lib

third-party

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