cap_error.sh

$ cap deploy:cold
  * executing `deploy:cold'
  * executing `deploy:update'
 ** transaction: start
  * executing `deploy:update_code'
    executing locally: "git ls-remote git@mydomain.com:/home/git/myapp.git HEAD"
  * executing "git clone -q git@mydomain.com:/home/git/myapp.git /var/www/myapp/releases/20100204223421 && cd /var/www/myapp/releases/20100204223421 && git checkout -q -b deploy 14dd2843341cd0984afb147050a02228ee7eae02 && (echo 14dd2843341cd0984afb147050a02228ee7eae02 > /var/www/myapp/releases/20100204223421/REVISION)"
    servers: ["mydomain.com"]
    [mydomain.com] executing command
    command finished
  * executing `deploy:finalize_update'
  * executing "chmod -R g+w /var/www/myapp/releases/20100204223421"
    servers: ["mydomain.com"]
    [mydomain.com] executing command
    command finished
  * executing "rm -rf /var/www/myapp/releases/20100204223421/log /var/www/myapp/releases/20100204223421/public/system /var/www/myapp/releases/20100204223421/tmp/pids &&\\\n      mkdir -p /var/www/myapp/releases/20100204223421/public &&\\\n      mkdir -p /var/www/myapp/releases/20100204223421/tmp &&\\\n      ln -s /var/www/myapp/shared/log /var/www/myapp/releases/20100204223421/log &&\\\n      ln -s /var/www/myapp/shared/system /var/www/myapp/releases/20100204223421/public/system &&\\\n      ln -s /var/www/myapp/shared/pids /var/www/myapp/releases/20100204223421/tmp/pids"
    servers: ["mydomain.com"]
    [mydomain.com] executing command
    command finished
    triggering after callbacks for `deploy:update_code'
  * executing `bundler:bundle_new_release'
  * executing "cd /var/www/myapp/releases/20100204223421 && bundle install --without test"
    servers: ["mydomain.com"]
    [mydomain.com] executing command
*** [err :: mydomain.com] sh: bundle: not found
    command finished
*** [deploy:update_code] rolling back
  * executing "rm -rf /var/www/myapp/releases/20100204223421; true"
    servers: ["mydomain.com"]
    [mydomain.com] executing command
    command finished
failed: "sh -c \"cd /var/www/myapp/releases/20100204223421 && bundle install --without test\"" on mydomain.com

deploy.rb

set :application, "myapp"
set :domain, "mydomain.com"
set :repository,  "git@mydomain.com:/home/git/myapp.git"
set :deploy_to, "/var/www/#{application}"
set :scm, :git
set :normalize_asset_timestamps, false

set :user, "deployer"
set :use_sudo, false

role :app, "mydomain.com"
role :web, "mydomain.com"
role :db,  "mydomain.com", :primary => true

namespace :deploy do
  
  desc "Start the application server"
  task :start, :roles => :app do
    # run "touch #{current_release}/tmp/restart.txt"
    run "/etc/init.d/thin start"
  end

  desc "Stop the application server"
  task :stop, :roles => :app do
    run "/etc/init.d/thin stop"
  end

  desc "Restart the application server"
  task :restart, :roles => :app do
    # run "touch #{current_release}/tmp/restart.txt"
    run "/etc/init.d/thin restart"
  end
  
  task :migrate, :roles => :db do
    # Do nothing, hooks will handle this later
  end
  
end

namespace :app do
  
  desc "Create the app-specific folders in shared"
  task :setup, :roles => :app do
    run "cd #{shared_path}; if [ ! -d 'config' ]; then mkdir -p config; fi;"
    run "cd #{shared_path}; if [ ! -d 'tmp/pids' ]; then mkdir -p tmp/pids; fi;"
    run "cd #{shared_path}; if [ ! -d 'tmp/sockets' ]; then mkdir -p tmp/sockets; fi;"
  end
  
  desc "Upload the settings file"
  task :upload_settings, :roles => :app do
    upload "config/settings.yml", "#{shared_path}/config/settings.yml", :via => :scp
    run "ln -s #{shared_path}/config/settings.yml #{current_release}/config/settings.yml" # create a symlink to current
  end
  
  desc "tail production log files" 
  task :tail_logs, :roles => :app do
    begin
      run "tail -f #{shared_path}/log/server.log" do |channel, stream, data|
        puts  # for an extra line break before the host name
        puts "#{channel[:host]}: #{data}" 
        break if stream == :err
      end
    rescue
      # silently ignore the Interrupt
    end
  end
  
  desc "Show settings in production"
  task :show_settings, :roles => :app do
    run "cat #{shared_path}/config/settings.yml" do |channel, stream, data|; puts data; end
  end

end

namespace :db do
  
  desc "Create the db tables"
  task :create, :roles => :db do
    run "cd #{current_release}; rake db:create APP_ENV=production" # create the db folder if it doesn't exist
  end
  
  desc "Drop the db tables"
  task :drop, :roles => :db do
    run "cd #{current_release}; rake db:drop APP_ENV=production"
  end
  
  desc "Reload the db tables"
  task :reload, :roles => :db do
    run "cd #{current_release}; rake db:reload APP_ENV=production"
  end
  
  desc "Seed the db tables"
  task :seed, :roles => :db do
    run "cd #{current_release}; rake db:seed APP_ENV=production"
  end
  
  desc "Upload the settings file"
  task :upload_settings, :roles => :app do
    upload "config/database.yml", "#{shared_path}/config/database.yml", :via => :scp
    run "ln -s #{shared_path}/config/database.yml #{current_release}/config/database.yml" # create a symlink to current
  end
  
end

namespace :bundler do
  task :bundle_new_release do
    run "cd #{release_path} && bundle install --without test"
  end
end

# HOOKS
after "deploy:setup" do
  app.setup
end

after "deploy:update_code" do
  bundler.bundle_new_release
end

after "deploy:update" do
  app.upload_settings
  db.upload_settings
end

after "deploy:cold" do
  db.create
  db.seed
end