Class: BlackStack::MyLocalProcess

Inherits:
MyChildProcess show all
Defined in:
lib/mylocalprocess.rb

Overview

Process located in the same LAN than the Database Server

Direct Known Subclasses

MyCrawlProcess

Constant Summary

Constants inherited from MyProcess

BlackStack::MyProcess::DEFAULT_MINIMUM_ENLAPSED_SECONDS

Instance Attribute Summary

Attributes inherited from MyProcess

#assigned_division_changed, #assigned_process, #assigned_process_changed, #division_name, #email, #id, #id_client, #id_division, #logger, #minimum_enlapsed_seconds, #password, #verify_configuration, #worker_name, #ws_port, #ws_url

Instance Method Summary collapse

Methods inherited from MyProcess

#canRun?, #doSleep, fullWorkerName, #fullWorkerName, #get, #hello, kill, #list, macaddress, #notify, #pid, #ping, #process, #set, #whyCantRun

Constructor Details

#initialize(the_worker_name, the_division_name, the_minimum_enlapsed_seconds = BlackStack::MyProcess::DEFAULT_MINIMUM_ENLAPSED_SECONDS, the_verify_configuration = true, the_email = nil, the_password = nil) ⇒ MyLocalProcess

constructor



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# File 'lib/mylocalprocess.rb', line 7

def initialize(
  the_worker_name, 
  the_division_name, 
  the_minimum_enlapsed_seconds=BlackStack::MyProcess::DEFAULT_MINIMUM_ENLAPSED_SECONDS, 
  the_verify_configuration=true,
  the_email=nil, 
  the_password=nil
)
  super(the_worker_name, the_division_name, the_minimum_enlapsed_seconds, the_verify_configuration, the_email, the_password)
end

Instance Method Details

#division ⇒ Object 



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# File 'lib/mylocalprocess.rb', line 18

def division()
  if (self.division_name != "local")
    d = BlackStack::Division.where(:name=>self.division_name).first
    if (d!=nil)
      return BlackStack::Division.where(:db_name=>d.db_name, :home=>true).first
    else
      return nil
    end
  else
    return BlackStack::Division.where(:central=>true).first
  end
end

#run ⇒ Object 



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# File 'lib/mylocalprocess.rb', line 59

def run()
    super
  
    # creo el objeto logger
    self.logger = RemoteLogger.new(
      "#{self.fullWorkerName}.log",
      BlackStack::Pampa::api_protocol, 
      BlackStack::Pampa::api_domain, 
      BlackStack::Pampa::api_port, 
      BlackStack::Pampa::api_key,
      self.id_client # ID of the client that has this thread assigned
    )

    # announcing my in the log
    logger.log "Child process is alive!"
  
    # obtengo los parametros del worker
    logger.logs "Update from central (1-local)... "
    self.get
    logger.done
  
    # actualizo los datos de este worker (parent process)
    logger.logs "Update worker (1-local)... "
    self.updateWorker
    logger.done

    # actualizo los datos de este worker (parent process)
    logger.logs "Switch logger id_client (log folder may change)... "
    self.logger.id_client = self.id_client
    logger.done

    while (self.canRun?)
      # reseteo en contador nested del logger
      self.logger.reset()
  
      # announcing my in the log
      logger.log "Going to Run Local"
      logger.log "Process: #{self.assigned_process.to_s}."
      logger.log "Client: #{(self.id_client.to_s.size==0)? 'n/a' : self.id_client.to_s}."
  
      # obtengo la hora de inicio
      start_time = Time.now
  
      begin
        # libero recursos
        logger.logs "Release resources... "
        GC.start
        DB.disconnect
        logger.done
  
        # cargo el objeto worker
        logger.logs "Load the worker... "
        the_worker = self.worker
        logger.done
  
        # actualizo el valor del proceso que corre actualmente para este worker
        logger.logs "Update current process... "
        the_worker.process=self.assigned_process
      the_worker.active = true
        the_worker.save()
        logger.done
        
        logger.logs "Ping... "
        the_worker.ping()
        logger.done
        
        # corro el procesamiento
        self.process(ARGV)
        
      rescue => e
        puts ""
        logger.log "Local Process Error: " + e.to_s + "\r\n" + e.backtrace.join("\r\n").to_s
      end
  
      # obtengo los parametros del worker
      logger.logs "Update from central (2)... "
      self.get
      logger.done
  
      # actualizo los datos de este worker (parent process)
      logger.logs "Update worker (2)... "
      self.updateWorker
      logger.done
  
      # sleep
      logger.logs "Sleep... "
      self.doSleep(start_time)
      logger.done
  
      logger.log "-------------------------------------------"
  
      DB.disconnect
      GC.start
    end # main while
  
    # 
    logger.log "Process Finish!"
    logger.log "Finish Reason: " + self.whyCantRun.to_s
  
    #
    logger.logs "Disconnect to Database... "
    begin
      DB.disconnect()
      logger.done
    rescue => e
      logger.error(e)
    end
end

#updateWorker ⇒ Object

update worker configuration in the division



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# File 'lib/mylocalprocess.rb', line 37

def updateWorker()
  w = BlackStack::Worker.where(:name=>self.fullWorkerName).first
  if (w==nil)
    w = BlackStack::Worker.new
    w.id = guid()
    w.process = ''
    w.last_ping_time = now()
    w.name = self.fullWorkerName
    w.assigned_process = self.assigned_process
    w.id_client = self.id_client
    w.division_name = self.division_name
    w.save
  end
  if (w!=nil)
    w.assigned_process = self.assigned_process
    w.id_client = self.id_client
    w.division_name = self.division_name
    w.id_division = self.id_division
    w.save
  end
end

#worker ⇒ Object 



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# File 'lib/mylocalprocess.rb', line 31

def worker()
  BlackStack::Worker.where(:name=>self.fullWorkerName).first
end