vagrant/plugins/provisioners/docker/installer.rb

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module VagrantPlugins
module DockerProvisioner
class Installer
def initialize(machine, version)
@machine = machine
@version = version
end
# This handles verifying the Docker installation, installing it if it was
# requested, and so on. This method will raise exceptions if things are
# wrong.
def ensure_installed
if !@machine.guest.capability?(:docker_installed)
@machine.ui.warn(I18n.t("vagrant.docker_cant_detect"))
return
end
@machine.ui.detail(I18n.t("vagrant.docker_installing", version: @version.to_s))
@machine.guest.capability(:docker_install, @version)
if !@machine.guest.capability(:docker_installed)
if !@machine.guest.capability(:docker_installed)
raise DockerError, :install_failed
end
end
if @machine.guest.capability?(:docker_configure_vagrant_user)
@machine.guest.capability(:docker_configure_vagrant_user)
end
end
end
end
end