Class: Train::Platforms::Detect::UUID

Inherits:
Object
  • Object
show all
Includes:
Helpers::OSCommon
Defined in:
lib/train/platforms/detect/uuid.rb

Instance Method Summary collapse

Methods included from Helpers::OSCommon

#backend_name, #brocade_version, #cisco_show_version, #command_output, #json_cmd, #ruby_host_os, #set_from_uname, #unix_file_contents, #unix_file_exist?, #unix_uname_m, #unix_uname_r, #unix_uname_s, #unix_uuid, #unix_uuid_from_chef, #unix_uuid_from_machine_file, #uuid_from_command, #uuid_from_containerized_system, #uuid_from_string, #winrm?

Methods included from Helpers::Windows

#check_cmd, #check_powershell, #detect_windows, #local_windows?, #read_wmic, #read_wmic_cpu, #windows_uuid, #windows_uuid_from_chef, #windows_uuid_from_machine_file, #windows_uuid_from_registry, #windows_uuid_from_wmic

Methods included from Helpers::Linux

#linux_os_release, #lsb_config, #lsb_release, #parse_os_release_info, #read_linux_lsb, #redhatish, #redhatish_platform, #redhatish_version

Constructor Details

#initialize(platform) ⇒ UUID

Returns a new instance of UUID.



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# File 'lib/train/platforms/detect/uuid.rb', line 9

def initialize(platform)
  @platform = platform
  @backend = @platform.backend
end

Instance Method Details

#find_or_create_uuid ⇒ Object 



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# File 'lib/train/platforms/detect/uuid.rb', line 14

def find_or_create_uuid
  # for api transports uuid is defined on the connection
  if defined?(@backend.unique_identifier)
    uuid_from_string(@backend.unique_identifier)
  elsif @platform.unix?
    unix_uuid
  elsif @platform.windows?
    windows_uuid
  else
    # Checking "unknown" :uuid_command which is set for mock transport.
    if @platform[:uuid_command] && !@platform[:uuid_command] == "unknown"
      result = @backend.run_command(@platform[:uuid_command])
      return uuid_from_string(result.stdout.chomp) if result.exit_status == 0 && !result.stdout.empty?
    end

    raise Train::PlatformUuidDetectionFailed.new("Could not find platform uuid! Please set a uuid_command for your platform.")
  end
end