Hive Scheduler

The scheduler component behind the hive, and the main web view. For a full list of release notes, see the change log

Installing

Pre-requisites

• git - Some of the gems are only currently available via Github
• MySQL client libraries - sudo apt-get install libmysqlclient-dev on Ubuntu
• A javascript runtime - For example, NodeJS - sudo apt-get install nodejs on Ubuntu

Configuration

Hive-Scheduler is configured using the Chamber gem. You can add configuration directly into the config/settings.yml file, or by setting the following environment variables (in the following lines to ~/.bashrc (or equivalent):

export RAILS_ENV=production
export DATABASE_ADAPTER=mysql2
export DATABASE_ENCODING=utf8
export DATABASE_HOST=your_database_host
export DATABASE_PORT=3306
export DATABASE_POOL=5
export DATABASE_USERNAME=database_username
export DATABASE_PASSWORD=database_password
export DATABASE_DATABASE=database_name
export ATTACHMENT_STORAGE=filesystem
export ATTACHMENT_STORAGE_PATH_BASE=public
export HIVE_QUEUES=true

Set up database

./bin/rake db:migrate
./bin/rake db:seed
./bin/rake assets:precompile

Example data

Some example execution scripts and projects can be created by editing the db/seeds.rb file before executing the rake tasks above.

Start the server

./bin/rails s

Examples

Hello world

Go into the 'Scripts' section and create a new script. Select 'Shell Script' as the target platform. Set the name to 'Hello <name>' and in the template box enter:

# This will use the execution variable 'word'
echo Hello $HIVE_WORD