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# File 'lib/capistrano-upstart.rb', line 7
def self.extended(configuration)
configuration.load {
namespace(:deploy) {
desc("Start upstart service.")
task(:start, :roles => :app, :except => { :no_release => true }) {
find_and_execute_task("upstart:start")
}
desc("Stop upstart service.")
task(:stop, :roles => :app, :except => { :no_release => true }) {
find_and_execute_task("upstart:stop")
}
desc("Restart upstart service.")
task(:restart, :roles => :app, :except => { :no_release => true }) {
find_and_execute_task("upstart:restart")
}
}
namespace(:upstart) {
_cset(:upstart_template_source_path, File.join(File.dirname(__FILE__), 'templates'))
_cset(:upstart_template_files) {
[
"#{upstart_service_name}.conf",
"upstart.conf",
]
}
_cset(:upstart_service_file) {
"/etc/init/#{upstart_service_name}.conf"
}
_cset(:upstart_service_name) {
abort("You must set upstart_service_name explicitly.")
}
_cset(:upstart_start_on, { :runlevel => "[2345]" })
_cset(:upstart_stop_on, { :runlevel => "[016]" })
_cset(:upstart_env, {})
_cset(:upstart_export) {
upstart_env.keys
}
_cset(:upstart_script) {
abort("You must specify either :upstart_exec or :upstart_script.")
}
_cset(:upstart_chdir) { current_path }
_cset(:upstart_console, "none")
_cset(:upstart_respawn, true)
_cset(:upstart_options) {{
"author" => fetch(:upstart_author, "unknown").to_s.dump,
"chdir" => upstart_chdir,
"console" => upstart_console,
"description" => fetch(:upstart_description, application).to_s.dump,
"respawn" => upstart_respawn,
}}
desc("Setup upstart service.")
task(:setup, :roles => :app, :except => { :no_release => true }) {
transaction {
configure
}
}
after "deploy:setup", "upstart:setup"
_cset(:upstart_default_configure_options) {{
:install => :if_modified, :run_method => :sudo,
:owner => "root", :group => "root", :mode => "644",
}}
task(:configure, :roles => :app, :except => { :no_release => true }) {
t = upstart_template_files.find { |f|
File.file?(File.join(upstart_template_source_path, "#{f}.erb")) or File.file?(File.join(upstart_template_source_path, f))
}
abort("Could not find template for upstart configuration file for `#{upstart_service_name}'.") unless t
safe_put(template(t, :path => upstart_template_source_path),
upstart_service_file,
upstart_default_configure_options.merge(fetch(:upstart_configure_options, {})))
}
desc("Start upstart service.")
task(:start, :roles => :app, :except => { :no_release => true }) {
run("#{sudo} start #{upstart_service_name.dump}")
}
desc("Stop upstart service.")
task(:stop, :roles => :app, :except => { :no_release => true }) {
run("#{sudo} stop #{upstart_service_name.dump}")
}
desc("Restart upstart service.")
task(:restart, :roles => :app, :except => { :no_release => true }) {
run("#{sudo} restart #{upstart_service_name.dump} || #{sudo} start #{upstart_service_name.dump}")
}
desc("Reload upstart service.")
task(:reload, :roles => :app, :except => { :no_release => true }) {
run("#{sudo} reload #{upstart_service_name.dump} || #{sudo} start #{upstart_service_name.dump}")
}
desc("Show upstart service status.")
task(:status, :roles => :app, :except => { :no_release => true }) {
run("#{sudo} status #{upstart_service_name.dump}")
}
}
}
end
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