Class: Scanner

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

Constant Summary collapse

@@default_nd_value = 
254

Instance Method Summary collapse

Constructor Details

#initialize(nd = @@default_nd_value) ⇒ Scanner

Returns a new instance of Scanner.



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# File 'lib/networkwatcherd/scanner.rb', line 6

def initialize (nd=@@default_nd_value)
	@nd = nd
	@ip_old_list = Array.new(@nd)
	@ip_new_list = Array.new(@nd)
	@ip_new_list.fill("")
	@ip_old_list.fill("")
end

Instance Method Details

#scan(ip_pattern = "192.168.1", time = 300, timeout = 50.5) ⇒ Object 



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# File 'lib/networkwatcherd/scanner.rb', line 14

def scan(ip_pattern="192.168.1",time=300,timeout=50.5) 
	#@ip_old_list ||= Array.new(@nd)
	@ip_old_list = @ip_new_list.map(&:clone)	
	@ip_new_list = Array.new(@nd)
	@ip_new_list.fill("")
	IPScanner.network_devices(@nd,ip_pattern) { |d|
		@ip_new_list[d.value] = d 
	}			#Get the new fags.
	new_fags = []
	(0..@nd).each do |n|	
		if @ip_new_list[n] != "" and @ip_old_list[n] == ""
			new_fags.push(@ip_new_list[n])
		end
	end
		#p new_fags if !new_fags.empty? 
	Notification.send("New Devices",new_fags) if !new_fags.empty?
end