Ruby

How to run a rake task from cron

2010-04-21, Nortan Posted in Ruby, Programming | 我来说两句 | 查看全文>>

Say you want to do run some stats on your Ruby on Rails application nightly. Create a rake task to do what you want then use cron to execute it.

1.Preflight information

First we need to create the RoR application.

rails cron
cd cron
script/generate model my_model
vi config/database.yml (set the database username/password, and databases created in your environment)

2. Creating the rake task(s)

2.1 Simple task

First lets see how to call any ruby code from rake. Rake code is placed in lib/tasks/FILENAME.rake. So lets create a lib/tasks/cron.rake and place this code in it: 查看全文…