Using acts_as_solr with Monit and Capistrano

deploy.rb

before :deploy, "solr:stop"
after  :deploy, "solr:start"

namespace :solr do
  task :stop, :roles => :app do
    run "#{sudo} monit stop solr"
  end

  task :start, :roles => :app do
    run "#{sudo} monit start solr"
  end
end

gistfile2.rbx

namespace :solr do
  task :rebuild_and_optimize, :roles => :app do
    run "rake -f #{current_path}/Rakefile solr:rebuild_indexes RAILS_ENV=production"
    run "rake -f #{current_path}/Rakefile solr:optimize RAILS_ENV=production"
  end
end

solr.monitrc

check process solr with pidfile /path/to/project/current/vendor/plugins/acts_as_solr/solr/tmp/production_pid
  start program = "/usr/bin/rake -f /path/to/project/current/vendor/plugins/acts_as_solr/lib/tasks/solr.rake solr:start RAILS_ENV=production"
  stop program = "/usr/bin/rake -f /path/to/project/current/vendor/plugins/acts_as_solr/lib/tasks/solr.rake solr:stop RAILS_ENV=production"
  if failed host 127.0.0.1 port 8983 protocol http and request "/solr" then restart
  if 3 restarts within 5 cycles then timeout

solr.rake

namespace :solr do
  task :rebuild_indexes => :environment do
    [ Model1, Model2 ].each { |a| a.rebuild_solr_index(300) }
  end

  task :optimize => :environment do
    [ Model1, Model2 ].each { |a| a.solr_optimize }
  end
end