app/config/deploy.rb

deploy.rb

set :application, "Test Application"
set :domain,      "domain.com"
set :deploy_to,   "/home/user/www/directory"
set :app_path,    "app"

set :repository,  "git@github.com/..."
set :scm,         :git
set :scm_verbose, :true

# Or: `accurev`, `bzr`, `cvs`, `darcs`, `subversion`, `mercurial`, `perforce`, or `none`

set :model_manager, "doctrine"
# Or: `propel`

role :web,        domain                         # Your HTTP server, Apache/etc
role :app,        domain, :primary => true       # This may be the same as your `Web` server

set  :keep_releases,  3
set :dump_assetic_assets, true
set :use_composer, true
set :shared_files,      ["app/config/parameters.yml"]
set :shared_children,     [app_path + "/logs", web_path + "/uploads", "vendor", app_path + "/sessions"]
set :use_sudo,      false
set :user, "davident"
set :writable_dirs,       ["app/cache", "app/logs", "app/sessions"]
set :webserver_user,      "davident"
set :permission_method,   :chmod
set :use_set_permissions, true
ssh_options[:forward_agent] = true
default_run_options[:pty] = true

# Be more verbose by uncommenting the following line
logger.level = Logger::MAX_LEVEL

namespace :myproject do
    desc "Fix file permissions"
    task :fix_file_permissions, :roles => [ :app, :db, :web ] do
        run "chmod -R g-w #{release_path}"
    end
end
after "deploy:symlink", "myproject:fix_file_permissions"