class Chef::Knife::VsphereCpuRatio

VsphereCpuratio extends the BaseVspherecommand

Public Instance Methods

run() click to toggle source

The main run method for cpu_ratio

# File lib/chef/knife/vsphere_cpu_ratio.rb, line 16
def run
  $stdout.sync = true

  cluster_name = @name_args[0]
  host_name = @name_args[1]

  vim_connection

  dc = datacenter
  hf = dc.hostFolder

  cluster = cluster_name.nil? ? hf.childEntity : hf.childEntity.select { |c| c.name == cluster_name }

  fatal_exit("Cluster #{cluster_name} not found.") if cluster.empty?

  cluster.each do |c|
    host = host_name.nil? ? c.host : c.host.select { |h| h.name == host_name }
    fatal_exit("Host not found in cluster #{c.name}.") if host.empty?

    puts "### Cluster #{c.name} ###"

    host.each do |h|
      v_cpu = h.vm.inject(0) { |a, e| a + e.config.hardware.numCPU }
      p_cpu = h.summary.hardware.numCpuThreads

      ratio = 1.0 * v_cpu / p_cpu

      puts "#{h.name}: #{ratio}"
    end
    puts ""
  end
end