Class: ComposeContainer

Inherits:
Object
  • Object
show all
Defined in:
lib/docker-compose/models/compose_container.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash_attributes, docker_container = nil) ⇒ ComposeContainer

Returns a new instance of ComposeContainer.



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# File 'lib/docker-compose/models/compose_container.rb', line 9

def initialize(hash_attributes, docker_container = nil)
  @attributes = {
    label: hash_attributes[:label],
    loaded_from_environment: hash_attributes[:loaded_from_environment] || false,
    name: hash_attributes[:full_name] || ComposeUtils.generate_container_name(hash_attributes[:name], hash_attributes[:label]),
    image: ComposeUtils.format_image(hash_attributes[:image]),
    build: hash_attributes[:build],
    links: ComposeUtils.format_links(hash_attributes[:links]),
    ports: prepare_ports(hash_attributes[:ports]),
    volumes: hash_attributes[:volumes],
    command: ComposeUtils.format_command(hash_attributes[:command]),
    environment: prepare_environment(hash_attributes[:environment]),
    labels: prepare_labels(hash_attributes[:labels])
  }.reject{ |key, value| value.nil? }

  # Docker client variables
  @internal_image = nil
  @container = docker_container
  @dependencies = []
end

Instance Attribute Details

#attributes ⇒ Object (readonly)

Returns the value of attribute attributes.



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# File 'lib/docker-compose/models/compose_container.rb', line 7

def attributes
  @attributes
end

#container ⇒ Object (readonly)

Returns the value of attribute container.



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# File 'lib/docker-compose/models/compose_container.rb', line 7

def container
  @container
end

#dependencies ⇒ Object (readonly)

Returns the value of attribute dependencies.



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# File 'lib/docker-compose/models/compose_container.rb', line 7

def dependencies
  @dependencies
end

#internal_image ⇒ Object (readonly)

Returns the value of attribute internal_image.



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# File 'lib/docker-compose/models/compose_container.rb', line 7

def internal_image
  @internal_image
end

Instance Method Details

#add_dependency(dependency) ⇒ Object

Add a dependency to this container (i.e. a container that must be started before this one)



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# File 'lib/docker-compose/models/compose_container.rb', line 238

def add_dependency(dependency)
  @dependencies << dependency
end

#delete ⇒ Object

Delete the container



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# File 'lib/docker-compose/models/compose_container.rb', line 229

def delete
  @container.delete(:force => true) unless @container.nil?
  @container = nil
end

#exist? ⇒ Boolean

Check if the container exists or not

Returns:

  • (Boolean) 


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# File 'lib/docker-compose/models/compose_container.rb', line 259

def exist?
  !@container.nil?
end

#kill ⇒ Object

Kill the container



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# File 'lib/docker-compose/models/compose_container.rb', line 222

def kill
  @container.kill unless @container.nil?
end

#loaded_from_environment? ⇒ Boolean

Returns true if is a container loaded from environment instead compose file (i.e. a running container)

Returns:

  • (Boolean) 


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# File 'lib/docker-compose/models/compose_container.rb', line 34

def loaded_from_environment?
  attributes[:loaded_from_environment]
end

#running? ⇒ Boolean

Check if a container is already running or not

Returns:

  • (Boolean) 


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# File 'lib/docker-compose/models/compose_container.rb', line 252

def running?
  @container.nil? ? false : self.stats['State']['Running']
end

#start ⇒ Object

Start the container and its dependencies



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# File 'lib/docker-compose/models/compose_container.rb', line 197

def start
  # Start dependencies
  @dependencies.each do |dependency|
    dependency.start unless dependency.running?
  end

  # Create a container object
  if @container.nil?
    prepare_image
    prepare_container
  end

  @container.start unless @container.nil?
end

#stats ⇒ Object

Return container statistics



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# File 'lib/docker-compose/models/compose_container.rb', line 245

def stats
  @container.json
end

#stop ⇒ Object

Stop the container



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# File 'lib/docker-compose/models/compose_container.rb', line 215

def stop
  @container.stop unless @container.nil?
end