Class: Appswarm

Inherits:
Object
  • Object
show all
Includes:
ClusterFuncs
Defined in:
lib/appswarm.rb

Constant Summary collapse

VERSION = 
'0.0.1'
BASIC_APPS = 
[
#    "LocalFileStore",
#    "LocalWebServer",
  "Admin",
#    "Permaspace",
#    "Home"
]

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ClusterFuncs

#allUpAndRunning, #checkRequirements, #createInstanceId, #debug, #getApplicationTypes, #getApps, #getLocalApplications, #getNewInstanceName, #getOrCreate, #log_direct, #log_line, #run, #runAndWait, #waitUntilAllUpAndRunning

Constructor Details

#initialize(options = {}) ⇒ Appswarm

Returns a new instance of Appswarm.



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# File 'lib/appswarm.rb', line 25

def initialize(options={})
  @apps=[]
  @allApps=loadApps(self)

  if options[:trace]
    enableTracing
  end

  @options=options
  @appid=0
  @running=true
  @stopping=false

  @stopMutex=Mutex.new
  trap("INT"){ Tracer::enable ; stop }
end

Instance Attribute Details

#apps ⇒ Object (readonly)

Returns the value of attribute apps.



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# File 'lib/appswarm.rb', line 23

def apps
  @apps
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/appswarm.rb', line 23

def options
  @options
end

#running ⇒ Object (readonly)

Returns the value of attribute running.



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# File 'lib/appswarm.rb', line 23

def running
  @running
end

Instance Method Details

#appswarmBaseDir ⇒ Object 



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# File 'lib/appswarm.rb', line 122

def appswarmBaseDir
  File.join(ENV["HOME"],".appswarm")
end

#cloneApp(app) ⇒ Object 



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

def cloneApp(app)
  if @apps.member?(app)
    Thread.new {
      log "Starting new app from #{app}"
      options={:appName=>app.class.to_s+@appid.to_s}
      inst=app.class.new(self,options)
      @appid+=1
      #inst.setAppName(app.getAppName.gsub(/[0-9]*$/,"")[email protected]_s)
      #raise 1
      getApp(:logger).log(self,inst.getAppName)
      @apps << inst
      inst.run
    }
  end
end

#getApp(type) ⇒ Object

@apps.p_each{|app|app.stop if app.respond_to?(:stop)}



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# File 'lib/appswarm.rb', line 93

def getApp(type)
  getApps(type)[0]
end

#getAppByName(name) ⇒ Object 



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# File 'lib/appswarm.rb', line 96

def getAppByName(name)
  @apps.select{|app|app.getAppName==name}[0]
end

#getGlobalServices ⇒ Object 



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# File 'lib/appswarm.rb', line 112

def getGlobalServices
  @apps.select{|a|a.is_a?(GlobalService)}.map{|a|a.serviceID}
end

#log(*s) ⇒ Object 



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# File 'lib/appswarm.rb', line 101

def log(*s)
  pp s
  loggers=getApps(:logger)
  if loggers.length>0
    loggers.each{|app|app.log(self,"",*s)}
  else
    a=s.inspect.to_s
    log_direct(caller[0],nil,a)
  end
end

#shutdown ⇒ Object 



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# File 'lib/appswarm.rb', line 117

def shutdown
  @running=false
  stop
end

#start ⇒ Object 



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# File 'lib/appswarm.rb', line 42

def start
  @appClasses=@allApps

  BASIC_APPS.each{|appClass|
    log "STart #{appClass}"
    run(appClass)
  }
  log "All Apps started"
end

#stop ⇒ Object 



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# File 'lib/appswarm.rb', line 75

def stop
  puts "STOPPP"
  puts @apps.length
  [:quit,:stop,:stop!].each{|f|
    puts "Calling #{f}"
    @apps.p_each{|app|

      if app.respond_to?(f)
        app.send(f)
      else
        puts "#{app} does not support #{f}"
      end

      }
    sleep 0.2
  }
  #@apps.p_each{|app|app.stop if app.respond_to?(:stop)}
end

#stopApp(app) ⇒ Object 



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# File 'lib/appswarm.rb', line 52

def stopApp(app)
  log "Stopping #{app}"
  if @apps.member?(app)
    app.stop
    @apps.delete(app)
  end
end