Class: Chef::Knife::VspherePoolQuery

Inherits:
BaseVsphereCommand show all
Defined in:
lib/chef/knife/vsphere_pool_query.rb

Instance Method Summary collapse

Methods inherited from BaseVsphereCommand

#choose_datastore, common_options, #datacenter, #fatal_exit, #find_all_in_folder, #find_datastore, #find_datastorecluster, #find_datastores_regex, #find_device, #find_folder, #find_in_folder, #find_network, #find_pool, #get_config, #get_path_to_object, #get_vm, #get_vms, #linux?, #password, #tcp_test_port, #tcp_test_port_vm, #traverse_folders_for_computeresources, #traverse_folders_for_dc, #traverse_folders_for_vm, #traverse_folders_for_vms, #vim_connection, #windows?

Methods inherited from Chef::Knife

#log_verbose?

Instance Method Details

#run ⇒ Object 



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# File 'lib/chef/knife/vsphere_pool_query.rb', line 24

def run
  $stdout.sync = true
  poolname = @name_args[0]
  if poolname.nil?
    show_usage
    fatal_exit('You must specify a resource poor or cluster name (see knife vsphere pool list)')
  end

  query_string = @name_args[1]
  if query_string.nil?
    show_usage
    fatal_exit('You must specify a QUERY value (e.g. summary.overallStatus )')
  end

  vim_connection

  dc = datacenter
  folder = dc.hostFolder

  pool = traverse_folders_for_pool(folder, poolname) || abort("Pool #{poolname} not found")

  # split QUERY by dots, and walk the object model
  query = query_string.split '.'
  result = pool
  query.each do |part|
    message, index = part.split(/[\[\]]/)
    unless result.respond_to? message.to_sym
      fatal_exit("\"#{query_string}\" not recognized.")
    end

    result = index ? result.send(message)[index.to_i] : result.send(message)
  end
  puts result
end

#traverse_folders_for_pool(folder, poolname) ⇒ Object 



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# File 'lib/chef/knife/vsphere_pool_query.rb', line 11

def traverse_folders_for_pool(folder, poolname)
  children = folder.children.find_all
  children.each do |child|
    if child.class == RbVmomi::VIM::ClusterComputeResource || child.class == RbVmomi::VIM::ComputeResource || child.class == RbVmomi::VIM::ResourcePool
      return child if child.name == poolname
    elsif child.class == RbVmomi::VIM::Folder
      pool = traverse_folders_for_pool(child, poolname)
      return pool if pool
    end
  end
  false
end