Class: Compose

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Compose

Returns a new instance of Compose.



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# File 'lib/docker-compose/models/compose.rb', line 8

def initialize
  @containers = {}
end

Instance Attribute Details

#containers ⇒ Object (readonly)

Returns the value of attribute containers.



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# File 'lib/docker-compose/models/compose.rb', line 6

def containers
  @containers
end

Instance Method Details

#add_container(container) ⇒ Object

Add a new container to compose



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# File 'lib/docker-compose/models/compose.rb', line 17

def add_container(container)
  # Avoid duplicated labels on compose
  while @containers.has_key?(container.attributes[:label]) do
    container.attributes[:label].succ!
  end

  @containers[container.attributes[:label]] = container
  true
end

#delete(labels = []) ⇒ Object

Delete a container

This method accepts an array of labels. If labels is informed, only those containers with label present in array will be deleted. Otherwise, all containers are deleted



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# File 'lib/docker-compose/models/compose.rb', line 102

def delete(labels = [])
  call_container_method(:delete, labels)
  delete_containers_entries(labels)
end

#get_containers_by(params) ⇒ Object

Select containers based on attributes given by “params”



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# File 'lib/docker-compose/models/compose.rb', line 30

def get_containers_by(params)
  @containers.values.select do |container|
    (params.to_a - container.attributes.to_a).empty?
  end
end

#get_containers_by_given_name(given_name) ⇒ Object

Select containers based on its given name (ignore basename)



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# File 'lib/docker-compose/models/compose.rb', line 40

def get_containers_by_given_name(given_name)
  @containers.select { |label, container|
    container.attributes[:name].match(/#{ComposeUtils.dir_name}_#{given_name}_\d+/)
  }.values
end

#kill(labels = []) ⇒ Object

Kill a container

This method accepts an array of labels. If labels is informed, only those containers with label present in array will be killed. Otherwise, all containers are killed



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# File 'lib/docker-compose/models/compose.rb', line 91

def kill(labels  = [])
  call_container_method(:kill, labels)
end

#link_containers ⇒ Object

Create link relations among containers



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# File 'lib/docker-compose/models/compose.rb', line 49

def link_containers
  @containers.each_value do |container|
    links = container.attributes[:links]

    next if (container.loaded_from_environment? or links.nil?)

    links.each do |service, label|
      dependency_container = @containers[service]
      container.add_dependency(dependency_container)
    end
  end
end

#start(labels = []) ⇒ Object

Start a container

This method accepts an array of labels. If labels is informed, only those containers with label present in array will be started. Otherwise, all containers are started



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# File 'lib/docker-compose/models/compose.rb', line 69

def start(labels = [])
  call_container_method(:start, labels)
end

#stop(labels = []) ⇒ Object

Stop a container

This method accepts an array of labels. If labels is informed, only those containers with label present in array will be stopped. Otherwise, all containers are stopped



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# File 'lib/docker-compose/models/compose.rb', line 80

def stop(labels = [])
  call_container_method(:stop, labels)
end