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require "rubygems"
require "bundler/setup"
require 'em-synchrony/activerecord'
require 'yaml'
require 'erb'
namespace :db do
desc "loads database configuration in for other tasks to run"
task :load_config do
ActiveRecord::Base.configurations = db_conf
# drop and create need to be performed with a connection to the 'postgres' (system) database
ActiveRecord::Base.establish_connection db_conf["production"].merge('database' => 'postgres',
'schema_search_path' => 'public')
end
desc "creates and migrates your database"
task :setup => :load_config do
Rake::Task["db:create"].invoke
Rake::Task["db:migrate"].invoke
end
desc "migrate your database"
task :migrate do
ActiveRecord::Base.establish_connection db_conf["production"]
ActiveRecord::Migrator.migrate(
ActiveRecord::Migrator.migrations_paths,
ENV["VERSION"] ? ENV["VERSION"].to_i : nil
)
end
desc 'Drops the database'
task :drop => :load_config do
ActiveRecord::Base.connection.drop_database db_conf['production']['database']
end
desc 'Creates the database'
task :create => :load_config do
ActiveRecord::Base.connection.create_database db_conf['production']['database']
end
end
def db_conf
config = YAML.load(ERB.new(File.read('config/database.yml')).result)
end