Class: DogNotGod::Commands::DiskStats

Inherits:
ClientCommand show all
Defined in:
lib/client_commands.rb

Overview

Disk statistics

Instance Method Summary collapse

Methods inherited from ClientCommand

#get_hostname_from_shell, #run!

Instance Method Details

#_execute ⇒ Object 



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# File 'lib/client_commands.rb', line 78

def _execute
  @disk_stats.each do |line|
    @resource["/file_system_stats"].post({:file_system_name => line[0], :mounted_on => line[-1], :used => line[2], :available => line[3], :hostname => @hostname})
  end
end

#_prepare ⇒ Object 



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# File 'lib/client_commands.rb', line 73

def _prepare
  @hostname = get_hostname_from_shell
  @disk_stats = get_disk_statistics_from_shell
end

#get_disk_statistics_from_shell ⇒ Object

Extract disk data from df call

  • Only extract entries for filesystems starting with a /

  • Ignore capacity % column



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# File 'lib/client_commands.rb', line 90

def get_disk_statistics_from_shell
  DogNotGod::Shell.call("df -ak").scan(/^(\/[\w+\/-]+)\s+(\d+)\s+(\d+)\s+(\d+)\s+\d+\%\s+(\/.*)\n/)
end