Class: Smith::Commands::Top

Inherits:
Smith::CommandBase show all
Defined in:
lib/smith/commands/smithctl/top.rb

Instance Attribute Summary

Attributes inherited from Smith::CommandBase

#options, #target

Instance Method Summary collapse

Methods inherited from Smith::CommandBase

#banner, #format_help, #initialize, #parse_options

Methods included from Logger

included

Constructor Details

This class inherits a constructor from Smith::CommandBase

Instance Method Details

#execute ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/smith/commands/smithctl/top.rb', line 8

def execute
  Curses.init_screen()
  win = Curses::Window.new(Curses.lines, Curses.cols, 0, 0)

  Messaging::Receiver.new(QueueDefinitions::Agent_stats) do |receiver|
    receiver.subscribe do |r|
      payload = r.payload
      win.setpos(0,0)
      win.addstr("%s %12s %5s %5s" % ["Queue", "Pid", "RSS", "Time"])
      win.setpos(2,0)
      win.addstr(format(payload))
      win.refresh
    end
  end
end

#format(payload) ⇒ Object 



24
25
26
27
28
29
30
 
# File 'lib/smith/commands/smithctl/top.rb', line 24

def format(payload)
  s = ""
  s << "%s %.12s %5s %5s\n\n" % [payload.agent_name, payload.pid, payload.rss, payload.up_time]
  s << payload.queues.map do |queue|
    "    %-26s  %d" % [queue.name, queue.length]
  end.join("\n")
end