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<?php |
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/** |
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* Class to deploy graviton |
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*/ |
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namespace Graviton\Deployment; |
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use Graviton\Deployment\Steps\StepInterface; |
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use Symfony\Component\Process\Process; |
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use Symfony\Component\Process\ProcessBuilder; |
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/** |
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* @author List of contributors <https://github.com/libgraviton/deploy-scripts/graphs/contributors> |
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License |
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* @link http://swisscom.ch |
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*/ |
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class Deployment |
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{ |
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/** |
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* Deploy steps |
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* |
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* @var StepInterface[] |
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*/ |
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private $steps = array(); |
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/** |
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* Builder for process |
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* |
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* @var ProcessBuilder |
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*/ |
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private $processBuilder; |
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/** |
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* @param ProcessBuilder $processBuilder factory to create processes |
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*/ |
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public function __construct(ProcessBuilder $processBuilder) |
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{ |
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$this->processBuilder = $processBuilder; |
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} |
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/** |
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* Adds a whole bunch of steps at once. |
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* |
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* @param array $steps List of steps to be added to the deployment. |
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* |
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* @return $this |
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*/ |
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public function registerSteps(array $steps) |
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{ |
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foreach ($steps as $step) { |
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if (!$step instanceof StepInterface) { |
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throw new \InvalidArgumentException( |
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'Provided step is not an instance of \Graviton\Deployment\Steps\StepInterface.' |
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); |
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} |
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$this->steps[] = $step; |
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} |
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return $this; |
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} |
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/** |
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* deploys the steps |
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* |
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* @param bool $immediateOutput Forces the Process to dump every output immediately. |
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* |
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* @return string |
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*/ |
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public function deploy($immediateOutput = false) |
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{ |
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$callback = null; |
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$output = ''; |
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if (empty($this->steps)) { |
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return 'No steps registered! Aborting.'; |
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} |
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/** |
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* @link http://symfony.com/doc/current/components/process.html#getting-real-time-process-output |
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*/ |
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if (true === $immediateOutput) { |
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$callback = function ($type, $buffer) { |
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if (Process::ERR === $type) { |
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echo 'ERR > '.$buffer; |
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} else { |
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echo 'OUT > '.$buffer; |
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} |
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}; |
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} |
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foreach ($this->steps as $step) { |
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$command = $step->getCommand(); |
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$process = $this->processBuilder |
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->setArguments($command) |
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->getProcess(); |
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$process->mustRun($callback); |
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// do not add the already printed output to the consolidated output to be printed later. |
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if (false === $immediateOutput) { |
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$output .= $process->getOutput(); |
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} |
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} |
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return $output; |
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} |
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/** |
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* Rests this the current instance. |
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* |
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* @return $this |
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*/ |
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public function resetSteps() |
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{ |
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$this->steps = array(); |
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return $this; |
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} |
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} |
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libgraviton /
deploy-scripts
