multitenant.rake

db_tasks = %w[db:migrate db:migrate:up db:migrate:down db:rollback db:seed db:version] # db:forward]

namespace :multitenant do
  desc 'List all existing tenants/customers'
  task :list => :environment do
    puts Customer.all.collect &:name
  end

  #create a multitenant task for each db task
  db_tasks.each do |task_name|
    desc "Run #{task_name} for each tenant/customer"
    task task_name => %w[environment db:load_config] do
      Customer.find_each do |tenant|
        puts "Running #{task_name} for tenant#{tenant.id} (#{tenant.subdomain})"
        tenant.use { Rake::Task[task_name].execute }
      end
    end
  end
end

# Update db tasks, running the task for each tenant, after running for public
db_tasks.each do |task_name|
  task task_name do
    multitenant_task = "multitenant:#{task_name}"
    Rake::Task[multitenant_task].invoke
  end
end