Class: Trident::CLI

Inherits:
Clamp::Command
  • Object
show all
Includes:
GemLogger::LoggerSupport, Utils
Defined in:
lib/trident/cli.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Utils

#procline

Class Method Details

.descriptionObject



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# File 'lib/trident/cli.rb', line 12

def self.description
  "Starts the trident pool manager"
end

Instance Method Details

#executeObject



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# File 'lib/trident/cli.rb', line 36

def execute
  if generate_config?
    puts File.read(File.expand_path("../../../trident.example.yml", __FILE__))
    exit(0)
  end

  procline "cli", "(initializing)"

  self.logfile = expand_path(logfile)
  self.pidfile = expand_path(pidfile)
  self.config = expand_path(config)

  Trident::CLILogger.trident_logger = Logger.new(logfile ? logfile : STDOUT)
  Trident::CLILogger.trident_logger.level = verbose? ? Logger::DEBUG : Logger::INFO
  $stdout.sync = $stderr.sync = true

  if daemon? && (logfile.nil? || pidfile.nil?)
    signal_usage_error "--logfile and --pidfile are required when running as a daemon"
  end

  logger.info "Loading config from: #{config}"
  config_hash = load_config(config)

  if GC.respond_to?(:copy_on_write_friendly=)
    GC.copy_on_write_friendly = true
  end

  daemonize(logfile) if daemon?
  File.write(pidfile, Process.pid.to_s) if pidfile

  handlers = create_handlers(config_hash['handlers'])
  pools = create_pools(config_hash['pools'], handlers, pool_list)

  manager = Trident::PoolManager.new(config_hash['application'],
                                       pools.values,
                                       config_hash['prefork'] == true)
  Trident::SignalHandler.start(config_hash['signals'], manager)
  Trident::SignalHandler.join
end