set :application, "Radiant CMS"
set :repository,  "http://svn.caenim.com/tags/066"
set :user, "deploy" #--use root for stack:tasks
set :deploy_to, "/home/deploy/radiant"
set :port, "22"
set :deploy_via, "export"
role :app, "example.com"
role :web, "example.com"
role :db,  "example.com", :primary => true

namespace(:stack) do
  desc "Installs server software. This calls 'aptitude' to download and install a base set of server applications and their dependencies. Should be run with 'set :user, “root”'."
  task :setup, :roles => :web do
    run "aptitude -y update"
    run "aptitude -y full-upgrade"
    run "aptitude -y install bison build-essential flex libmysqlclient15-dev libmysql-ruby libssl-dev monit mysql-client ruby-full libzlib-ruby nginx subversion subversion-tools"
    run "cd /usr/local/src && wget http://rubyforge.org/frs/download.php/35283/rubygems-1.1.1.tgz && tar xzvf rubygems-1.1.1.tgz && cd rubygems-1.1.1 && ruby setup.rb && ln -s /usr/bin/gem1.8 /usr/bin/gem"
  end
  task :after_setup, :roles => :web do
    run "cd /usr/local/src && wget http://www.tildeslash.com/monit/dist/monit-4.10.1.tar.gz && tar xzvf monit-4.10.1.tar.gz && cd monit-4.10.1 && ./configure && make && make install && ln /etc/monit/monitrc /usr/local/etc/monitrc"
    run "gem install mongrel_cluster mysql radiant"
    run "aptitude -y update"
    run "aptitude -y full-upgrade"
  end

  desc "Configures server software. This uses pre-made configuration files hosted on the internet to configure the server software. You will need to run 'cap stack:setup' before this task. Should be run with 'set :user, “root”'."
  task :configure, :roles => :web do
    run "wget http://svn.caenim.com/tags/710-config/nginx.conf && wget http://svn.caenim.com/tags/710-config/mongrels.conf && wget http://svn.caenim.com/tags/710-config/assets.conf && wget http://svn.caenim.com/tags/710-config/radiant.conf && wget http://svn.caenim.com/tags/710-config/monitrc && wget http://svn.caenim.com/tags/710-config/mongrels && wget http://svn.caenim.com/tags/710-config/mysql && wget http://svn.caenim.com/tags/710-config/nginx && wget http://svn.caenim.com/tags/710-config/ssh && wget http://svn.caenim.com/tags/710-config/system && wget http://svn.caenim.com/tags/710-config/my.cnf && wget http://svn.caenim.com/tags/710-config/monit && wget http://svn.caenim.com/tags/710-config/firewall.sh"
    run "mv /etc/nginx/nginx.conf /etc/nginx/nginx.conf-old && mv nginx.conf /etc/nginx/nginx.conf"
    run "mv mongrels.conf /etc/nginx/mongrels.conf"
    run "mv assets.conf /etc/nginx/assets.conf"
    run "mv radiant.conf /etc/nginx/sites-available/radiant.conf && ln -s /etc/nginx/sites-available/radiant.conf /etc/nginx/sites-enabled/radiant.conf && rm /etc/nginx/sites-enabled/default"
    run "mv /etc/monit/monitrc /etc/monit/monitrc-old && mv monitrc /etc/monit/monitrc"
    run "mkdir /etc/monit.d && mv mongrels /etc/monit.d/mongrels && mv mysql /etc/monit.d/mysql && mv nginx /etc/monit.d/nginx && mv ssh /etc/monit.d/ssh && mv system /etc/monit.d/system"
    run "mv /etc/mysql/my.cnf /etc/mysql/my.cnf-old && mv my.cnf /etc/mysql/my.cnf"
    run "sed -e 's/startup=0/startup=1/g' -i /etc/default/monit"
    run "update-rc.d -f monit remove && mv /etc/init.d/monit /etc/init.d/monit-old && mv monit /etc/init.d/monit && chmod +x /etc/init.d/monit && update-rc.d monit defaults"
    run "chmod +x firewall.sh && /bin/bash firewall.sh"
  end
  task :after_configure, :roles => :web do
    run "mv /home/deploy/database.yml #{deploy_to}/shared/system/database.yml"
    run "/etc/init.d/nginx stop"
    run "/etc/init.d/mysql stop"
    run "/etc/init.d/monit restart"
    run "monit reload"
  end
end

namespace(:deploy) do
  task :start, :roles => :app do
    start_mongrels
  end
  task :stop, :roles => :app do
    stop_mongrels
  end
  task :restart, :roles => :app do
    restart_mongrels
  end

  desc "Install Shards extension."
  task :shards, :roles => :app do
    symlink
    run "rake production --rakefile #{deploy_to}/current/Rakefile radiant:extensions:shards:migrate #{deploy_to}"
  end
  task :before_shards, :roles => :app do
    update_code
  end
  task :after_shards, :roles => :app do
    restart
  end
end

namespace(:control) do
  desc "Start nginx"
  task :start_nginx, :roles => :web do
    sudo "/etc/init.d/nginx start"
  end
  desc "Stop nginx"
  task :stop_nginx, :roles => :web do
    sudo "/etc/init.d/nginx stop"
  end
  desc "Restart nginx"
  task :restart_nginx, :roles => :web do
    sudo "/etc/init.d/nginx restart"
  end
  desc "Reload nginx"
  task :start_nginx, :roles => :web do
    sudo "/etc/init.d/nginx force-reload"
  end

  desc "Start monit"
  task :start_monit, :roles => :web do
    sudo "/etc/init.d/monit start"
  end
  desc "Stop monit"
  task :stop_monit, :roles => :web do
    sudo "/etc/init.d/monit stop"
  end
  desc "Restart monit"
  task :restart_monit, :roles => :web do
    sudo "/etc/init.d/monit restart"
  end

  desc "Start mysql"
  task :start_mysql, :roles => :web do
    sudo "/etc/init.d/mysql start"
  end
  desc "Stop mysql"
  task :stop_mysql, :roles => :web do
    sudo "/etc/init.d/mysql stop"
  end
  desc "Restart mysql"
  task :restart_mysql, :roles => :web do
    sudo "/etc/init.d/mysql restart"
  end
end

namespace(:monitor) do
  desc "Watch the logs. Uses sudo for access to mysql logs."
  task :logs, :roles => :web do
    sudo "tail -f /var/log/nginx/*.log /home/deploy/radiant/shared/log/*.log /var/log/mysql/mysql-slow.log /var/log/mysql.log"
  end
  
  desc "Check status"
  task :status, :roles => :web do
    sudo "monit status"
  end
  
  desc "Check memory"
  task :ram, :roles => :web do
    run "free -m"
  end
end

desc "Start Mongrel cluster."
task :start_mongrels, :roles => :app do
  run "/usr/bin/mongrel_rails cluster::start -C #{deploy_to}/current/config/mongrel_cluster.yml --clean"
end
desc "Stop Mongrel cluster."
task :stop_mongrels, :roles => :app do
  run "/usr/bin/mongrel_rails cluster::stop -C #{deploy_to}/current/config/mongrel_cluster.yml --clean"
end
desc "Restart Mongrel cluster."
task :restart_mongrels, :roles => :app do
  run "/usr/bin/mongrel_rails cluster::restart -C #{deploy_to}/current/config/mongrel_cluster.yml --clean"
end

task :after_symlink, :roles => :app do
  run "ln #{deploy_to}/shared/system/database.yml #{deploy_to}/current/config/database.yml"
end

task :after_start, :roles => :app do
  run "chmod 666 #{deploy_to}/shared/log/production.log"
end

task :after_restart, :roles => :app do
  run "chmod 666 #{deploy_to}/shared/log/production.log"
end