Class: AktionCap::Tasks

Inherits:
Object
  • Object
show all
Includes:
Rake::DSL
Defined in:
lib/aktion_cap/tasks.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.install_tasks ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 8

def install_tasks
  new.install
end

Instance Method Details

#install ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 137

def install
  desc 'capify'
  task 'capify' do
    opts = prompts_for_capify
    Dir.mkdir('config/deploy') unless Dir.exists?('config/deploy')
    write_capfile
    write_config_deploy opts
    opts[:stages].each do |stage|
      write_stage_config_deploy(stage, opts)
      write_nginx(stage, opts)
    end
  end
end

#prompts_for_capify ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 13

def prompts_for_capify
  options = {}
  options[:application] = ask("Enter the application name: ") {|q| q.default = File.basename(Dir.pwd)}
  options[:scm] = ask("Enter type of version control: ") {|q| q.default = "git"}
  options[:repository] = ask("Enter the git repository to deploy from: ") do |q|
    if options[:scm] == 'git'
      q.default = `git config --local remote.origin.url`.strip
    end
  end
  options[:ssh_user] = ask("Enter the ssh username to deploy with: ") {|q| q.default = 'deployer'}
  options[:stages] = ask("Enter the deployment stages(separate with commas): ") {|q| q.default = 'production'}.split(',').map(&:to_sym)
  options[:stages].each do |stage|
    say("\nConfigure #{stage.to_s}:")
    options[stage] = {}
    options[stage][:server_hostname] = ask("  Enter the server hostname or IP: ") {|q| q.default = 'localhost'}
    options[stage][:server_port] = ask("  Enter the ssh port to connect to: ", Integer) do |q|
      if options[stage][:server_hostname] == 'localhost'
        q.default = '2222'
      else
        q.default = '22'
      end
    end
  end
  options
end

#write_capfile ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 39

def write_capfile
  File.open('Capfile', 'w') do |file|
    file << "load 'deploy'\nload 'config/deploy'\n    FILE\n  end\nend\n"

#write_config_deploy(opts) ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 48

def write_config_deploy(opts)
  File.open('config/deploy.rb', 'w') do |file|
    file << "set :stages, %w(\#{opts[:stages].map(&:to_s).join(' ')})\n\nrequire 'capistrano/ext/multistage'\nrequire 'bundler/capistrano'\nrequire 'rvm/capistrano'\nrequire './config/boot'\nrequire 'aktion_cap/recipe/base'\nrequire 'aktion_cap/recipe/database'\nrequire 'aktion_cap/recipe/nginx'\nrequire 'aktion_cap/recipe/unicorn'\n\nssh_options[:username] = '\#{opts[:ssh_user]}'\nssh_options[:forward_agent] = true\n\nset :application, '\#{opts[:application]}'\nset :repository, '\#{opts[:repository]}'\nset :scm, :\#{opts[:scm]}\nset :deploy_via, :remote_cache\nset(:deploy_to) {\"/var/www/\\\#{application}/\\\#{stage}\"}\nset :rvm_type, :user\nset :use_sudo, false\n\nset :shared_symlinks, %w(config/database.yml)\nset :tasks_for_rake, %w(db:migrate)\n\nafter  'deploy:update_code',    'deploy:create_shared_symlinks'\nbefore 'deploy:create_symlink', 'deploy:run_rake_tasks'\nbefore 'deploy:restart',        'nginx:config'\nafter  'deploy',                'deploy:cleanup'\n    FILE\n  end\nend\n"

#write_nginx(stage, opts) ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 96

def write_nginx(stage, opts)
  File.open("config/nginx_#{stage.to_s}.conf", 'w') do |file|
    file << "upstream \#{opts[:application]}_\#{stage.to_s} {\n  server unix:/tmp/unicorn-\#{opts[:application]}_\#{stage.to_s}.sock fail_timeout=0;\n}\n\nserver {\n  listen 80;\n\n  server_name opts[stage][:server_hostname];\n\n  root /var/www/\#{opts[:application]}/\#{stage.to_s}/current/public;\n  access_log /var/log/nginx/\#{opts[:application]}_\#{stage.to_s}-access.log;\n  error_log /var/log/nginx/\#{opts[:application]}_\#{stage.to_s}-error.log;\n\n  location ~ ^/assets/ {\ngzip_static on;\nexpires max;\nadd_header Cache-Control public;\n  }\n\n  location {\nproxy_set_header X-Real-IP $remote_addr;\nproxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;\nproxy_set_header Host $http_host;\nproxy_redirect off;\n\nif (!-f $request_filename) {\n  proxy_pass http://\#{opts[:application]}_\#{stage.to_s};\n  break;\n}\n  }\n\n  error_page 404 /404.html;\n  error_page 500 502 503 504 /500.html;\n}\n    FILE\n  end\nend\n"

#write_stage_config_deploy(stage, opts) ⇒ Object 



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# File 'lib/aktion_cap/tasks.rb', line 84

def write_stage_config_deploy(stage, opts)
  File.open("config/deploy/#{stage.to_s}.rb", 'w') do |file|
    file << "set :port, \#{opts[stage][:server_port]}\nset :server_hostname, '\#{opts[stage][:server_hostname]}'\nrole :app, server_hostname\nrole :web, server_hostname\nrole :db,  server_hostname, primary: true\n    FILE\n  end\nend\n"