Function validateSignerWorkflow

pkg/cmd/attestation/verify/policy.go:185–204

(hostname, signerWorkflow string)

}

func validateSignerWorkflow(hostname, signerWorkflow string) (string, error) {
	// we expect a provided workflow argument be in the format [HOST/]/<OWNER>/<REPO>/path/to/workflow.yml
	// if the provided workflow does not contain a host, set the host
	match, err := regexp.MatchString(hostRegex, signerWorkflow)
	if err != nil {
		return "", err
	}

	if match {
		return signerWorkflowSANPattern(fmt.Sprintf("https://%s", signerWorkflow)), nil
	}

	// if the provided workflow did not match the expect format
	// we move onto creating a signer workflow using the provided host name
	if hostname == "" {
		return "", errors.New("unknown signer workflow host")
	}

	return signerWorkflowSANPattern(fmt.Sprintf("https://%s/%s", hostname, signerWorkflow)), nil
}