Class: Knifecosmic::CosmicServerList

Inherits:
Chef::Knife show all
Includes:
Chef::Knife::KnifecosmicBaseList
Defined in:
lib/chef/knife/cosmic_server_list.rb

Instance Method Summary collapse

Methods included from Chef::Knife::KnifecosmicBaseList

included, #list_object, #list_object_fields, #output_format

Instance Method Details

#confirm_action(question) ⇒ Object 



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# File 'lib/chef/knife/cosmic_server_list.rb', line 156

def confirm_action(question)
  return true if locate_config_value(:yes)
  result = ui.ask_question(question, :default => "Y" )
  if result == "Y" || result == "y" then 
    return true 
  else 
    return false
  end
end

#run ⇒ Object 



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# File 'lib/chef/knife/cosmic_server_list.rb', line 58

def run
  validate_base_options
 
  columns = [
    'Name       :name',
    'Public IP  :ipaddress',
    'Service    :serviceofferingname',
    'Template   :templatename',
    'State      :state',
    'Instance   :instancename',
    'Hypervisor :hostname'
  ]

  params = { 'command' => "listVirtualMachines" }
  params['filter']  = locate_config_value(:filter)  if locate_config_value(:filter)
  params['listall'] = locate_config_value(:listall) if locate_config_value(:listall)
  params['keyword'] = locate_config_value(:keyword) if locate_config_value(:keyword)
  params['name']    = locate_config_value(:name)    if locate_config_value(:name)
  params['expunge'] = locate_config_value(:expunge) if locate_config_value(:expunge)
  params['expunge'] = false if params['expunge'].nil?
 
  ##
  # Get the public IP address if possible, except when the option --no-public-ip is given.

  rules       = connection.list_port_forwarding_rules(nil, true)
  public_list = connection.list_public_ip_addresses(true)
  result      = connection.list_object(params, "virtualmachine")
  result.each do |n|
    public_ip = connection.get_server_public_ip(n, rules, public_list) if locate_config_value(:public_ip)
    private_ip = (n['nic'].select { |k| k['isdefault'] }).first
    public_ip ? n['ipaddress'] = public_ip : n['ipaddress'] = private_ip['ipaddress'] || "N/A"
  end

  list_object(columns, result)
  
  ## 
  # Executing actions against the list results that are returned.

  if locate_config_value(:action)
    result.each do |r|
      hostname = r['name'] 
      case locate_config_value(:action).downcase
      when "start" then
        show_object_details(r, connection, rules)
        result = confirm_action("Do you really want to start this server ")
        if result then 
          print "#{ui.color("Waiting for startup", :magenta)}"
   connection.start_server(hostname)
          puts "\n"
          ui.msg("Started server #{hostname}")
        end 
      when "stop" then 
        show_object_details(r, connection, rules)
        result = confirm_action("Do you really want to stop this server ")
        if result then 
          print "#{ui.color("Waiting for shutdown", :magenta)}"
          connection.stop_server(hostname)
          puts "\n"
          ui.msg("Shutdown server #{hostname}")
        end 
      when "destroy" then 
        show_object_details(r, connection, rules)
        result = confirm_action("Do you really want to destroy this server ")
        if result then
          print "#{ui.color("Waiting for demolition", :magenta)}"
          connection.delete_server(hostname, params['expunge'])
          puts "\n"
          ui.msg("Destroyed server #{hostname}")
        end
      end
    end
  end
end

#show_object_details(s, connection, rules) ⇒ Object 



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# File 'lib/chef/knife/cosmic_server_list.rb', line 132

def show_object_details(s, connection, rules)
  return if locate_config_value(:yes)

  object_fields = []
  object_fields << ui.color("Name:", :cyan)
  object_fields << s['name'].to_s
  object_fields << ui.color("Public IP:", :cyan)
  object_fields << (connection.get_server_public_ip(s, rules) || '')
  object_fields << ui.color("Service:", :cyan)
  object_fields << s['serviceofferingname'].to_s
  object_fields << ui.color("Template:", :cyan)
  object_fields << s['templatename']
  object_fields << ui.color("Domain:", :cyan)
  object_fields << s['domain']
  object_fields << ui.color("Zone:", :cyan)
  object_fields << s['zonename']
  object_fields << ui.color("State:", :cyan)
  object_fields << s['state']

  puts "\n"
  puts ui.list(object_fields, :uneven_columns_across, 2)
  puts "\n"
end