Reindex Solr Sunspot while deploying ROR Application using Capistrano

solr-deploy.rb

# add those lines to deploy.rb
# inspired from : https://gist.github.com/doitian/1795439

# solr tasks
namespace :solr do

  desc "start solr sunspot server"
  task :start do
    on roles(:app) do
      within release_path do
        with rails_env: fetch(:rails_env) do
          execute :rake, "sunspot:solr:start"
        end
      end
    end
  end

  desc "stop solr sunspot server"
  task :stop do
    on roles(:app) do
      within release_path do
        with rails_env: fetch(:rails_env) do
          execute :rake, "sunspot:solr:stop"
          # execute "rm -rf #{shared_path}/solr/data"
        end
      end
    end
  end

  desc "reindex the whole database"
  task :reindex do
    on roles(:app) do
      within release_path do
        with rails_env: fetch(:rails_env) do
          execute :rake, "sunspot:solr:reindex"
        end
      end
    end
  end

  desc "start & reindex and stop solr and start again  ( for manual use )"
  task :restart do
    on roles(:app), in: :sequence, wait: 3 do
      %w[stop start reindex].each { |tast| invoke "solr:#{stop}" }
    end
  end

  # automatically stop, start and reindex while deploying
  before 'deploy:starting', 'solr:stop'
  after  'deploy:finished', 'solr:start'
  after  'deploy:finished', 'solr:reindex'

end