This directory contains sample code for the final project for the final project in CMPT 474, Spring 2015. The project is described at http://474.cmpt.sfu.ca/public/failtol.html

Files:

• README.md: This description

Demonstration of tools for final project:

• cmpt474-build-readme.txt: Instructions for installing libraries.
• frontend.py*: Sample frontend, demonstrating use of libraries.
• gen_ports.py: Function to compute port numbers for publish/subscribe.
• proxy.py*: Proxy process to (optionally) run, duplicating and reordering pub/sub messages.
• retrieve.py: Mock database retrieve function. Only for testing.
• table.py: Mock database table. Only for testing.

CounterLast---Extended kazoo.recipe.counter.Counter:

• counterlast.py: Extended Counter that includes last_set property.
• kazooclientlast.py: Kazoo client including CounterLast support.

Test code for counterlast.py:

• testcounterlast*: Script to run test. Single argument is number of trials.
• testcounterlast.py*: Client to drive test.
• checktest.py*: Utility that checks test results. No output means successful test.