Class: KubernetesTemplateRendering::TemplateDirectoryRenderer

Inherits:
Object
  • Object
show all
Defined in:
lib/kubernetes_template_rendering/template_directory_renderer.rb

Constant Summary collapse

DEFINITIONS_FILENAME = 
"definitions.yaml"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(directories:, rendered_directory:, omitted_names: [], cluster_type: nil, region: nil, color: nil, variable_overrides: nil, source_repo: nil) ⇒ TemplateDirectoryRenderer

Returns a new instance of TemplateDirectoryRenderer.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 18

def initialize(directories:, rendered_directory:, omitted_names: [], cluster_type: nil, region: nil, color: nil, variable_overrides: nil, source_repo: nil)
  @directories        = directories_with_definitions(Array(directories))
  @omitted_names      = Array(omitted_names)
  @rendered_directory = rendered_directory
  @cluster_type       = cluster_type
  @region             = region
  @color              = color
  @variable_overrides = variable_overrides || {}
  @source_repo        = source_repo
end

Instance Attribute Details

#cluster_type ⇒ Object (readonly)

Returns the value of attribute cluster_type.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def cluster_type
  @cluster_type
end

#color ⇒ Object (readonly)

Returns the value of attribute color.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def color
  @color
end

#directories ⇒ Object (readonly)

Returns the value of attribute directories.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def directories
  @directories
end

#omitted_names ⇒ Object (readonly)

Returns the value of attribute omitted_names.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def omitted_names
  @omitted_names
end

#region ⇒ Object (readonly)

Returns the value of attribute region.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def region
  @region
end

#rendered_directory ⇒ Object (readonly)

Returns the value of attribute rendered_directory.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def rendered_directory
  @rendered_directory
end

#source_repo ⇒ Object (readonly)

Returns the value of attribute source_repo.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def source_repo
  @source_repo
end

#variable_overrides ⇒ Object (readonly)

Returns the value of attribute variable_overrides.



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 16

def variable_overrides
  @variable_overrides
end

Instance Method Details

#render(args) ⇒ Object 



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# File 'lib/kubernetes_template_rendering/template_directory_renderer.rb', line 29

def render(args)
  child_pids = []
  failed_processes = [] # [[pid, status]]

  resource_sets.each do |name, resource_sets|
    puts "Rendering templates for definition #{Color.red(name)}..."
    resource_sets.each do |resource_set|
      if args.fork?
        if (pid = Process.fork)
          # this is the parent
          child_pids << pid
          wait_if_max_forked(child_pids, failed_processes)
        else
          # this is the child
          render_set(args, resource_set)
          Kernel.exit!(0) # skip at_exit handlers since parent will run those
        end
      else
        render_set(args, resource_set)
      end
    end
  end

  if args.fork?
    Process.waitall.each do |pid, status|
      status.success? or failed_processes << [pid, status]
    end

    if failed_processes.any?
      raise "Child process completed with non-zero status: #{failed_processes.inspect}"
    end
  end
end