Changelog

All notable changes to the kytos project will be documented in this file.

[2017.2] - "chico" - 2017-12-21

Changed

Web User Interface totally updated, with new design and functionality:
- Visual elements reorganized for better experience.
- Better information about switches and interfaces in the network.
- Extending interface functionalities became easier.

[2017.2b2] - "chico" beta2 - 2017-12-01

Added

@rest decorator can also be used before @classmethod or @staticmethod.
Remove napp endpoints when a napp is disabled.
TCP Server OpenFlow known ports.
Config to allow other personalized protocol names on TCP Server.
NNI and UNI attributes to Interface class.
Interfaces to Switch json output.
Statistics information for switch interfaces.
Allow cross origin resource sharing (CORS).
Now supports speed information from OF 1.3 switchs.
Generate Events for reconnected switches.

Changed

Dependency installation/update for devs: pip install -Ur requirements/dev.txt. To use cloned kytos repos as dependencies, reinstall those repos with pip install -e . in the end.
Event name for a new switch. From kytos/core.switches.new to kytos/core.switch.new.

Removed

Flow class from flow module. It was moved to kytos/of_core NApp.

Fixed

Some bug fixes in tests.
Several documentation fixes.
Several bug fixes.
Rest API prefix changed to "api/<username>/<nappname>".
Now displays bandwidth values as bytes.
Remove rest api endpoint when a NApp is disabled.
Correctly update interface state and manage interfaces for switches.
Some bug fixes.

[2017.2b1] - "chico" beta1 - 2017-09-19

Added

@rest decorator for REST API methods. Examples:
- @rest('flow/<flow_id>') (only GET HTTP method by default);
- @rest('flows/', methods=['GET', 'POST']).
Guide for developers in documentation.

Changed

Whole documentation updated.
API URLs renamed:
- For NApps, the pattern is /api/<username>/<napp>/ + what is defined in @rest decorator;
- Core endpoints starts with /api/kytos/core/. E.g. /kytos/config changed to /api/kytos/core/config.
Improved load/unload of NApps.
Requirements files updated and restructured.
Yala substitutes Pylama as the main linter checker.

Deprecated

Method register_rest_endpoint of Controller and APIServer in favor of @rest decorator.

Fixed

Some bug fixes in tests.
Several documentation fixes.
Several bug fixes.

[2017.1] - "bethania" - 2017-07-06

Added

NAppDirListener to manage (load/unload) NApps when they are enabled or disabled using kytos-utils.

Changed

Improved connection management.
Documentation updated and improved.
Improved setup process.

Fixed

Some bug fixes.

[2017.1b3] - "bethania" beta3 - 2017-06-16

Added

Endpoint to display kytos configuration ('/kytos/config/').
Setting to setup Kytos API Port on kytos.conf ('api_port' default to 8181).
Documentation Blueprints tree.

Changed

OpenFlow specific code moved to NApps: Kytos now acts as an all-purpose controller.
Log manager refactored
Improvements in the web interface style, layout and usability
Setup process now requires pip
Kytos documentation now shows a dropdown with each release documentation.

Fixed

Web interface: - Fixed memory and CPU usage
Now Kytos accepts to register different methods [POST, GET, etc] on the same endpoint.
Now it's possible to start kytos in debug mode using kytosd -D.
Removed documentation warnings.
Several bug fixes

[2017.1b2] - "bethania" beta2 - 2017-05-05

Added

Python bdist_wheel generation to make the install process via 'pip' easier and faster.
Lockfile (PID-file) creation to prevent multiple instances running at the same time.
Controller.restart method.
kytos/tryfirst docker image was created and added to dockerhub.
An improved console was added to execute python code when the controller is run in foreground.
Continuous Integration with Code Quality Score and test coverage. (for the Python files in the project).
Administration User Interface was moved to kytos, and it's accessible at port 8181 when kytos is running.
Blueprints were moved to kytos/docs/blueprints folder.

Changed

Updated requirements.txt.
Improvements in TCP Server:
- Now makes sure the switch is fully connected before accepting data.
- Makes sure the switch is still connected before sending any data.
- Uses sendall() to make sure data is being correctly sent.
NApps module was refactored.
Improved 'clean' option of setup.py.
Improved tests and style checks for developers.
Kytos setup process improved, reading necessary metadata before installing.
Kytos core package was refactored.
Documentation updates.
NApp information is now obtained from kytos.json when loading a NApp.
Improved log management.

Deprecated

'author' attribute, in the NApps context, was replaced by 'username' and will be removed in future releases.

Fixed

Friendly messages are now displayed when some exceptions are raised.
Kytos configuration is now loaded properly from kytos.conf
Several adjustments and bug fixes.

[2017.1b1] - "bethania" beta1 - 2017-03-24

Added

Data gathering from switches (i.e. interface speed)
REST endpoints (i.e. REST API status)
Sphinxs documentation

Changed

Controller stop/start improvement
Improved Controller's Rest API (using Flask)
Connections, interfaces and switches management improvement
Websocket to send logs to web interface
Improved log management
Corrections on setup and installation controller's code
Improved NApps management - uninstall, disable and unload
Improved controller's install and setup

[2016.1a1] - alpha1 - 2016-09-11

Added

Bootstrapped initial architechture
Kytos Events managing buffers and handlers
NApp handling (load/unload/start/shutdown)
TCPServer and TCPHandler
Added basic config class