Method: Exec::NodeInfo#if_node_exist

Defined in:
lib/exec/node_info.rb

#if_node_exist(node_name, status) ⇒ Boolean (private)

TODO:

refactor in a library

Check if the node exists or not

Parameters:

  • node_name (String) —

    the name node

Returns:

  • (Boolean) —

    true if the node exists, false else



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# File 'lib/exec/node_info.rb', line 257

def if_node_exist(node_name, status)
  @logger.info("Exec::NodeInstall   Check if the node '#{node_name}' exists or not.")

  # Retrieves the list of nodes.
  begin
    @logger.info("Exec::NodeInstall   Getting the nodes list.")
    cmd = Command::CrowbarNodeList.new(@logger, status)
    list_nodes = cmd.exec
  rescue => e
    raise NodeListError.new("Retrieves the list of nodes with the status '#{status}'.")
  end

  if !list_nodes.nil? && list_nodes.length > 0
    list_nodes.each { |node|
      if node_name.split(" ").at(0).strip.to_s() == node.split(" ").at(0).strip.to_s()
        return true
      end
    }
  end

  return false
end