Module: ForemanChef::Concerns::HostExtensions

Defined in:
app/models/foreman_chef/concerns/host_extensions.rb

Constant Summary collapse

DEFAULT = 
['role[default]']

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.prepended(base) ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 6

def self.prepended(base)
  # even with autosave, save is called only if there's some change in attributes
  base.has_one :cached_run_list, :autosave => true, :class_name => 'ForemanChef::CachedRunList', :foreign_key => :host_id
  base.send :attr_accessor, :override_chef_attributes
end

Instance Method Details

#action_input_key ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 66

def action_input_key
  "host"
end

#chef_environment_differs? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 46

def chef_environment_differs?
  self.chef_environment.try(:name) != fresh_chef_environment
end

#differs? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 58

def differs?
  run_list_differs? || chef_environment_differs?
end

#fresh_chef_environment ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 50

def fresh_chef_environment
  if (data = load_node_data)
    data['chef_environment']
  else
    nil
  end
end

#fresh_run_list ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 33

def fresh_run_list
  data = fresh_run_list_data
  @fresh_run_list ||= ForemanChef::CachedRunList.parse(data) unless data.nil?
end

#fresh_run_list_data ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 38

def fresh_run_list_data
  if (data = load_node_data)
    data['run_list']
  else
    nil
  end
end

#inherited_attributes ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 62

def inherited_attributes
  super.concat(%w(chef_proxy_id chef_environment_id))
end

#refresh_run_list! ⇒ Object

although it does not save anything, it changes existing run list object attributes or builds new one



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 24

def refresh_run_list!
  data = fresh_run_list_data
  ForemanChef::CachedRunList.parse(data, self.cached_run_list || self.build_cached_run_list) unless data.nil?
end

#run_list ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 12

def run_list
  self.cached_run_list || ForemanChef::CachedRunList.parse(DEFAULT, self.build_cached_run_list)
end

#run_list=(run_list) ⇒ Object 



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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 16

def run_list=(run_list)
  # returns CachedRunList instance, if there was one for host, return that one with modified attributes
  @run_list = ForemanChef::CachedRunList.parse(run_list, self.cached_run_list)
  # this ensures that host#save will save the cached run list too
  self.cached_run_list = @run_list
end

#run_list_differs? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/foreman_chef/concerns/host_extensions.rb', line 29

def run_list_differs?
  self.run_list.try(:list) != fresh_run_list.try(:list)
end