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Cron job wrapper that ensures a script gets run from one node in the cluster.

Project description

===========
Clustercron
===========


.. image:: https://img.shields.io/pypi/v/clustercron.svg
:target: https://pypi.python.org/pypi/clustercron

.. image:: https://img.shields.io/travis/maartenq/clustercron.svg
:target: https://travis-ci.org/maartenq/clustercron

.. image:: https://readthedocs.org/projects/clustercron/badge/?version=latest
:target: https://clustercron.readthedocs.io/en/latest/?badge=latest
:alt: Documentation Status

.. image:: https://pyup.io/repos/github/maartenq/clustercron/shield.svg
:target: https://pyup.io/repos/github/maartenq/clustercron/
:alt: Updates

.. image:: https://codecov.io/github/maartenq/clustercron/coverage.svg?branch=master
:target: https://codecov.io/github/maartenq/clustercron?branch=master


**Clustercron** is cronjob wrapper that tries to ensure that a script gets run
only once, on one host from a pool of nodes of a specified loadbalancer.
**Clustercron** select a *master* from all nodes and will run the cronjob only
on that node.

* Free software: ISC license
* Documentation: https://clustercron.readthedocs.org/en/latest/

Features
--------

Supported load balancers (till now):

* AWS Elastic Load Balancing




.. :changelog:

=======
History
=======

0.4.10 (2016-10-14)
------------------

* Updated dev requirements
* Updated test requirements in setup.py


0.4.9 (2016-08-28)
------------------

* Update requirements
* Removed pinned requirements from setup.py


0.4.8 (2016-08-20)
------------------

* Update requirements: pytest -> 3.0.0


0.4.7 (2016-08-13)
------------------

* Travis/Tox fixes.


0.4.6 (2016-08-13)
------------------

* Added twine to requirements_dev.txt


0.4.5 (2016-08-13)
------------------

* Added pyup.io
* ISC License
* pinned requirements


0.4.4 (2016-05-27)
------------------

* NOQA for false positive in pyflakes


0.4.1 (2016-05-21)
------------------

* Fixed Python3 unicode compatibility issue for json module.


0.4.0 (2016-05-21)
------------------

* Added Caching of *master selection*.


0.3.7.dev1 (2015-09-12)
-----------------------

* Added option '-o' '--output' for output of wrapped 'cron command'.


0.3.6 (2015-08-08)
------------------

* Add more tests.
* syslog unix_socket path follows symbolic links (fedora)


0.3.5 (2015-08-07)
------------------

* Urllib refactoring with requests.
* Use responses for tests.
* Factored out Mock objects.
* Removed OS X 'open' command from makefile.
* Removed python 2/3 compatibilty module.
* Removed unused exceptions module.


0.3.4 (2015-07-12)
------------------

* Correction in docs/usage.rst


0.3.3 (2015-07-12)
------------------

* Remove :ref: tag from README.rst (for formatting on PyPi)


0.3.2 (2015-07-12)
------------------

* Fix mock requirements in tox.ini (mock 1.1.1 doesn't work with Python 2.6)


0.3.1 (2015-06-28)
------------------

* First release (beta status)


0.3.0 (2015-06-28)
------------------

* First release


0.3.0.dev2 (2015-06-21)
-----------------------

* First real working version for ELB


0.3.0.dev1 (2015-06-17)
-----------------------

* First working version for ELB

0.2.0.dev2 (2015-05-25)
-----------------------

* In Development stage 1
* Removed HAproxy for now.


0.1.3 (2015-05-22)
------------------

* Refactor command line argument parser


0.1.2 (2015-03-28)
------------------

* More test for commandline
* Travis stuff


0.1.0 (2015-01-23)
------------------

* First release on PyPI.


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