Class: Dockdev::Image

Inherits:
Object
  • Object
show all
Includes:
TR::CondUtils
Defined in:
lib/dockdev/image.rb

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Image

Returns a new instance of Image.



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# File 'lib/dockdev/image.rb', line 12

def initialize(name)
  @image_name = name
  @cmd_fact = Docker::Cli::CommandFactory.new
end

Instance Method Details

#build(dockerfile, opts = {}) ⇒ Object 



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# File 'lib/dockdev/image.rb', line 40

def build(dockerfile, opts = {})

  dockerfilePath = dockerfile
  if is_transfer_user?(opts)
    cont = append_transfer_user_in_dockerfile(dockerfile)
    dockerfilePath = generated_dockerfile
    File.open(dockerfilePath, "w") do |f|
      f.write cont
    end
  end

  optss = {  
    context_root: opts[:root],
    dockerfile: dockerfilePath
  }
  optss.merge!(opts)
  res = @cmd_fact.build_image(@image_name, optss).run

  FileUtils.rm(generated_dockerfile) if File.exist?(generated_dockerfile) and not is_keep_generated_dockerfile?

  res

end

#destroy ⇒ Object 



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# File 'lib/dockdev/image.rb', line 64

def destroy
  res = @cmd_fact.delete_image(@image_name).run
  if res.success?
    not res.is_out_stream_empty?
  else
    raise Error, "Error triggered during deleting image : #{res.err_stream}"
  end
end

#has_image? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dockdev/image.rb', line 17

def has_image?
  res = @cmd_fact.find_image(@image_name).run
  if res.success?
    not res.is_out_stream_empty?
  else
    raise Error, "Error triggered during find existing image : #{res.err_stream}"
  end
end

#new_container(cont_name, opts = {}) ⇒ Object 



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# File 'lib/dockdev/image.rb', line 26

def new_container(cont_name, opts = {})

  optss = {
    interactive: true,
    tty: true,
    container_name: cont_name,
    match_user: TR::RTUtils.on_linux?
  }
  optss.merge!(opts)

  @cmd_fact.create_container_from_image(@image_name, optss).run

end