Class: Munin::RakeProcesses::Plugin

Inherits:
Object
  • Object
show all
Defined in:
lib/munin/rake_processes/plugin.rb

Direct Known Subclasses

Count, Cpu, CpuTime, Memory

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args, environment = {}) ⇒ Plugin

Returns a new instance of Plugin.



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# File 'lib/munin/rake_processes/plugin.rb', line 7

def initialize(args, environment={})
  self.graph_category = environment['graph_category'] || 'RakeProcesses'

  case args[0]
  when "config"
    config
  when "autoconf"
    autoconf
  else
    run
  end
end

Instance Attribute Details

#debug ⇒ Object

Returns the value of attribute debug.



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# File 'lib/munin/rake_processes/plugin.rb', line 4

def debug
  @debug
end

#graph_category ⇒ Object

Returns the value of attribute graph_category.



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# File 'lib/munin/rake_processes/plugin.rb', line 5

def graph_category
  @graph_category
end

Class Method Details

.rake_ps_string ⇒ Object 



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# File 'lib/munin/rake_processes/plugin.rb', line 20

def self.rake_ps_string
  `ps -eo user,pid,%cpu,%mem,cputime,command | grep -v -e grep -e munin | grep rake`
end

Instance Method Details

#autoconf ⇒ Object 



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# File 'lib/munin/rake_processes/plugin.rb', line 40

def autoconf
  puts "yes"
end

#rake_processes ⇒ Object 



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# File 'lib/munin/rake_processes/plugin.rb', line 24

def rake_processes
  @rake_processes ||= begin
    _rake_processes = {}
    rake_ps_lines = self.class.rake_ps_string.split("\n")
    rake_ps_lines.each do |ps_line|
      user, pid, cpu, memory, cpu_time, cmd = ps_line.split ' ', 6
      cmd =~ /rake([^-]+)/
      rake_cmd = $1.split('-').first.strip.gsub(/[^\w]/, '_')
      label = "#{user}_#{pid}_#{rake_cmd}"
      time_in_seconds = ps_time_to_seconds(cpu_time)
      _rake_processes[label] = {:cpu => cpu, :memory => memory, :time => time_in_seconds}
    end
    _rake_processes
  end
end

#run ⇒ Object 



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# File 'lib/munin/rake_processes/plugin.rb', line 44

def run
  # overridden in subclasses but left here for rspec plugin_spec.rb
end