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@kevinkarwaski
Created December 6, 2011 06:07
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Multi-stage Capistrano Example
#
# Multi-stage Capistrano Example
#
# Example calls: cap dev deploy, cap prod deploy
# Env specific data defined in deploy/dev, deploy/prod
#
# Required gems: capistrano, capistrano-ext, rubygems, cloudfiles
#
require 'capistrano/ext/multistage'
require 'rubygems'
require 'thinking_sphinx/deploy/capistrano'
#require 'cloudfiles'
#require 'fog'
# capistrano-ext provides multi-stage deployments.
set :stages, %w(dev prod)
set :default_stage, "dev"
# Set our SCM details...
set :scm, :git
set :repository, "git-repo-path"
set :branch, "master"
set :deploy_via, :remote_cache
# Use the web user account on the server for deployments.
set :user, "webuser"
set :port, 50001
set :ssh_options, {:forward_agent => true}
set :use_sudo, false
# Upload static assets to the CDN...
#namespace :sync_assets do
#
# desc "Uploading static assets..."
# task :upload, roles => :app do
# storage = Fog::Compute.new(
# :provider => 'Rackspace',
# :rackspace_api_key => key,
# :rackspace_username => username
# )
# Deploy the app and restart passenger (mod_rails).
namespace :deploy do
desc "Restarting mod_rails with restart.txt"
task :restart, :roles => :app, :except => { :no_release => true } do
run "#{try_sudo} touch #{File.join(current_path,'tmp','restart.txt')}"
end
desc "Update the crontab file"
task :update_crontab, :roles => :db do
run "cd #{current_path} && whenever --update-crontab #{application}"
end
desc "Stop sphinx before deploying app."
task :stop_sphinx, :roles => [:app] do
#run "cd #{current_path} && rake RAILS_ENV=development ts:stop"
thinking_sphinx.stop
end
desc "Symlink Indexes, recreate config files and start sphinx."
task :start_sphinx, :roles => [:app] do
thinking_sphinx.configure
thinking_sphinx.start
end
desc "Upload credentials files..."
task :upload_creds, :roles => :app do
top.upload("config/rackspace_cloudfiles.yml", "#{shared_path}/config", :via => :scp)
top.upload("config/database.yml", "#{shared_path}/config", :via => :scp)
end
desc "Create symlinks for configuration files and uploads directory..."
task :create_symlinks, :roles => :app do
#run "ln -sf #{shared_path}/db #{current_path}/"
run "ln -sf #{shared_path}/config/rackspace_cloudfiles.yml #{current_path}/config/"
run "ln -sf #{shared_path}/uploads #{current_path}/public/"
end
[:start, :stop].each do |t|
desc "#{t} task is a no-op with mod_rails"
task t, :roles => :app do ; end
end
end
# After deploying, update the ruby cronjobs with whenever gem,
# rebuild the sphinx search index, and re-create the symlinks
# for the credentials files and ensure that only the 5 most
# recent releases live on the server.
before "deploy", "deploy:stop_sphinx"
#after "deploy", "deploy:update_crontab"
#after "deploy", "deploy:upload_creds"
after "deploy", "deploy:create_symlinks"
before "deploy", "deploy:start_sphinx"
after "deploy", "deploy:cleanup"
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