Method fetchBundleFromAttestations

pkg/cmd/attestation/api/client.go:185–221

(attestations []*Attestation)

}

func (c *LiveClient) fetchBundleFromAttestations(attestations []*Attestation) ([]*Attestation, error) {
	fetched := make([]*Attestation, len(attestations))
	g := errgroup.Group{}
	for i, a := range attestations {
		g.Go(func() error {
			if a.Bundle == nil && a.BundleURL == "" {
				return fmt.Errorf("attestation has no bundle or bundle URL")
			}

			// for now, we fall back to the bundle field if the bundle URL is empty
			if a.BundleURL == "" {
				c.logger.VerbosePrintf("Bundle URL is empty. Falling back to bundle field\n\n")
				fetched[i] = &Attestation{
					Bundle: a.Bundle,
				}
				return nil
			}

			// otherwise fetch the bundle with the provided URL
			b, err := c.getBundle(a.BundleURL)
			if err != nil {
				return fmt.Errorf("failed to fetch bundle with URL: %w", err)
			}
			fetched[i] = &Attestation{
				Bundle: b,
			}

			return nil
		})
	}

	if err := g.Wait(); err != nil {
		return nil, err
	}

	return fetched, nil
}

func (c *LiveClient) getBundle(url string) (*bundle.Bundle, error) {
	c.logger.VerbosePrintf("Fetching attestation bundle with bundle URL\n\n")