function DiskSpaceValidator::validate

Validates that there is enough free disk space to do stage operations.

Overrides BaseRequirementValidatorTrait::validate

File

core/modules/package_manager/src/Validator/DiskSpaceValidator.php, line 91

Class

DiskSpaceValidator

Validates that there is enough free disk space to do stage operations.

Namespace

Code

public function validate(PreOperationStageEvent $event) : void {
    $root_path = $this->pathLocator
        ->getProjectRoot();
    $vendor_path = $this->pathLocator
        ->getVendorDirectory();
    $messages = [];
    // @todo Make this configurable or set to a different value in
    //   https://www.drupal.org/i/3166416.
    $minimum_mb = 1024;
    $minimum_bytes = Bytes::toNumber($minimum_mb . 'M');
    if (!$this->areSameLogicalDisk($root_path, $vendor_path)) {
        if ($this->freeSpace($root_path) < $minimum_bytes) {
            $messages[] = $this->t('Drupal root filesystem "@root" has insufficient space. There must be at least @space megabytes free.', [
                '@root' => $root_path,
                '@space' => $minimum_mb,
            ]);
        }
        if (is_dir($vendor_path) && $this->freeSpace($vendor_path) < $minimum_bytes) {
            $messages[] = $this->t('Vendor filesystem "@vendor" has insufficient space. There must be at least @space megabytes free.', [
                '@vendor' => $vendor_path,
                '@space' => $minimum_mb,
            ]);
        }
    }
    elseif ($this->freeSpace($root_path) < $minimum_bytes) {
        $messages[] = $this->t('Drupal root filesystem "@root" has insufficient space. There must be at least @space megabytes free.', [
            '@root' => $root_path,
            '@space' => $minimum_mb,
        ]);
    }
    $temp = $this->temporaryDirectory();
    if ($this->freeSpace($temp) < $minimum_bytes) {
        $messages[] = $this->t('Directory "@temp" has insufficient space. There must be at least @space megabytes free.', [
            '@temp' => $temp,
            '@space' => $minimum_mb,
        ]);
    }
    if ($messages) {
        $summary = count($messages) > 1 ? $this->t("There is not enough disk space to create a stage directory.") : NULL;
        $event->addError($messages, $summary);
    }
}