Class: Ironfan::Script

Inherits:
Chef::Knife show all
Includes:
KnifeCommon
Defined in:
lib/chef/knife/ironfan_script.rb

Direct Known Subclasses

Chef::Knife::ClusterBootstrap, Chef::Knife::ClusterKill, Chef::Knife::ClusterProxy, Chef::Knife::ClusterStart, Chef::Knife::ClusterStop, Chef::Knife::ClusterSync

Instance Attribute Summary

Attributes included from KnifeCommon

#broker, #problems

Instance Method Summary (collapse)

Methods included from KnifeCommon

#all_computers, #bootstrapper, #configure_dry_run, #confirm_execution, #confirm_or_exit, #die, #display, #exit_if_unhealthy!, #get_relevant_slice, #get_slice, #has_problem, #healthy?, included, load_deps, #load_ironfan, #pick_apart, #predicate_str, #progressbar_for_threads, #relevant?, #run_bootstrap, #section, #sub_command

Instance Method Details

- (Boolean) aggregates?

Returns:

  • (Boolean) 


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# File 'lib/chef/knife/ironfan_script.rb', line 92

def aggregates?
  true
end

- (Boolean) aggregates_on_noop?

Returns:

  • (Boolean) 


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# File 'lib/chef/knife/ironfan_script.rb', line 96

def aggregates_on_noop?
  false
end

- (Object) perform_execution(target) 



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# File 'lib/chef/knife/ironfan_script.rb', line 80

def perform_execution(target)
  target.send(sub_command)
end

- (Boolean) prepares?

Returns:

  • (Boolean) 


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# File 'lib/chef/knife/ironfan_script.rb', line 84

def prepares?
  true
end

- (Boolean) prepares_on_noop?

Returns:

  • (Boolean) 


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# File 'lib/chef/knife/ironfan_script.rb', line 88

def prepares_on_noop?
  false
end

- (Object) run 



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# File 'lib/chef/knife/ironfan_script.rb', line 39

def run
  load_ironfan

  die(banner) if @name_args.empty?
  configure_dry_run

  target = get_relevant_slice(* @name_args)

  if prepares? and (prepares_on_noop? or not target.empty?)
    ui.info "Preparing shared resources:"
    all_computers(*@name_args).prepare
  end

  unless target.empty?
    ui.info(["\n",
             ui.color("Running #{sub_command}", :cyan),
             " on #{target.joined_names}..."].join())
    unless config[:yes]
      ui.info("")
      confirm_execution(target)
    end
    #
    perform_execution(target)
  end

  if healthy? and aggregates? and (aggregates_on_noop? or not target.empty?)
    ui.info "Applying aggregations:"
    all_computers(*@name_args).aggregate
  end

  if target.empty?
    ui.warn("No computers to #{sub_command}")
  else
    ui.info("")
    ui.info "Finished! Current state:"
    display(target)
  end
  #
  exit_if_unhealthy!
end