Module: Sqreen::WebServer::Puma

Defined in:
lib/sqreen/web_server/puma.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.active? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sqreen/web_server/puma.rb', line 9

def self.active?
  Sqreen::Dependency.const_exist?('Puma::Runner') && ObjectSpace.each_object(::Puma::Runner).count > 0
end

Instance Method Details

#after_fork ⇒ Object 



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# File 'lib/sqreen/web_server/puma.rb', line 40

def after_fork
  after_fork = lambda do |_|
    yield
  end
  (configuration.options[:before_worker_boot] ||= []) << after_fork
end

#before_fork ⇒ Object 



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# File 'lib/sqreen/web_server/puma.rb', line 33

def before_fork
  before_fork = lambda do |_ = nil| # 3.x sends an arg but <3.0 doesn't
    yield
  end
  (configuration.options[:before_fork] || []) << before_fork
end

#forking? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sqreen/web_server/puma.rb', line 13

def forking?
  !cluster.nil?
end

#master? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sqreen/web_server/puma.rb', line 21

def master?
  # HACK: expects outside calling timimg
  # - with preloading, this is hit early in master and records its PID
  # - without preloading but forking, the app will be loaded in the child, so recorded PID stays nil
  # - without forking, master makes no sense, recorded PID stays nil
  master! if preload_app?

  Sqreen.log.debug "[#{Process.pid}] master? #{@master_pid == Process.pid}"

  @master_pid == Process.pid
end

#preload_app? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sqreen/web_server/puma.rb', line 17

def preload_app?
  forking? && (cluster && cluster.preload? || false)
end