mirror of
https://0xacab.org/sutty/sutty
synced 2024-05-19 09:40:48 +00:00
109 lines
2.5 KiB
Ruby
109 lines
2.5 KiB
Ruby
# frozen_string_literal: true
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# Sincroniza sitios a servidores remotos usando Rsync. El servidor
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# remoto tiene que tener rsync instalado.
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class DeployRsync < Deploy
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store :values, accessors: %i[hostname destination host_keys], coder: JSON
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DEPENDENCIES = %i[deploy_local deploy_zip]
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def deploy(output: false)
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ssh? && rsync(output: output)
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end
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# El espacio remoto es el mismo que el local
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#
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# @return [Integer]
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def size
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deploy_local.size
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end
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# Devolver el destino o lanzar un error si no está configurado
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def destination
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values[:destination].tap do |d|
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raise(ArgumentError, 'destination no está configurado') if d.blank?
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end
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end
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# @return [String]
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def url
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"https://#{hostname}/"
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end
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private
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# Verificar la conexión SSH implementando Trust On First Use
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#
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# TODO: Medir el tiempo que tarda en iniciarse la conexión
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#
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# @return [Boolean]
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def ssh?
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return true if destination.start_with? 'rsync://'
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user, host = user_host
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ssh_available = false
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Net::SSH.start(host, user, verify_host_key: tofu, timeout: 5) do |ssh|
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if values[:host_keys].blank?
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# Guardar las llaves que se encontraron en la primera conexión
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values[:host_keys] = ssh.transport.host_keys.map do |host_key|
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"#{host_key.ssh_type} #{host_key.fingerprint}"
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end
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ssh_available = save
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else
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ssh_available = true
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end
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end
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ssh_available
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rescue Exception => e
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ExceptionNotifier.notify_exception(e, data: { site: site.id, hostname: host, user: user })
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false
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end
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def env
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{
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'HOME' => home_dir,
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'PATH' => '/usr/bin',
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'LANG' => ENV['LANG']
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}
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end
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# Confiar en la primera llave que encontremos, fallar si cambian
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#
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# @return [Symbol]
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def tofu
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values[:host_keys].present? ? :always : :accept_new
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end
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# Devuelve el par user host
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#
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# @return [Array]
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def user_host
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destination.split(':', 2).first.split('@', 2).tap do |d|
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next unless d.size == 1
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d.insert(0, nil)
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end
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end
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# Sincroniza hacia el directorio remoto
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#
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# @return [Boolean]
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def rsync(output: false)
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run %(rsync -aviH --delete-after --timeout=5 #{Shellwords.escape source}/ #{Shellwords.escape destination}/), output: output
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end
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# El origen es el destino de la compilación
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#
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# @return [String]
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def source
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deploy_local.destination
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end
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def deploy_local
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@deploy_local ||= site.deploys.find_by(type: 'DeployLocal')
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end
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end
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