Class: Hayabusa::Fcgi_server

Inherits:
Object
  • Object
show all
Defined in:
lib/hayabusa_fcgi_server.rb

Overview

This class is used to start Hayabusa in its own process, which FCGI-sessions then connects to. This way only one instance of Hayabusa is actually running to allowed FCGI-sessions to “commuicate” with each other (because they are running in the same process).

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ Fcgi_server

Returns a new instance of Fcgi_server.



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# File 'lib/hayabusa_fcgi_server.rb', line 5

def initialize(args)
  #Start web-server for proxy-requests.
  @hayabusa = Hayabusa.new(args[:hayabusa_conf])
  @hayabusa.start
  
  #In FCGI-mode the host-process should exit when zero FCGI-connections are active.
  @hayabusa.events.connect(:http_session_destruct, &self.method(:on_http_session_destruct))
end

Instance Attribute Details

#hayabusa ⇒ Object (readonly)

Returns the value of attribute hayabusa.



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# File 'lib/hayabusa_fcgi_server.rb', line 3

def hayabusa
  @hayabusa
end

Instance Method Details

#on_http_session_destruct(*args) ⇒ Object

Called when a HTTP-session destructs (disconnects). Used to stop the Hayabusa-appserver when no connections are active to only be running when FCGI-sessions are running.



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# File 'lib/hayabusa_fcgi_server.rb', line 15

def on_http_session_destruct(*args)
  @hayabusa.log_puts("HTTP-connection destruction - checking if no connections are active any more.")
  
  stop = false
  httpserv = @hayabusa.httpserv
  
  if !httpserv or !httpserv.http_sessions or httpserv.http_sessions.empty?
    stop = true
  end
  
  if stop
    @hayabusa.log_puts("Stopping server because no active connections.")
    @hayabusa.stop
  end
end