mirror of
https://github.com/ceph/ceph-csi.git
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e2e: Add Ceph FS fscrypt validation helper
Add e2e helper to verify encrypted Ceph FS. Verify file's ceph.fscrypt.auth attribute and KMS password creation / removal. Signed-off-by: Marcel Lauhoff <marcel.lauhoff@suse.com>
This commit is contained in:
Marcel Lauhoff
mergify[bot]
parent
cd42ad67b2
commit
2ade867211
@ -373,3 +373,198 @@ func deleteBackingCephFSSubvolumeSnapshot(
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return nil
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}
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func validateEncryptedCephfs(f *framework.Framework, pvName, appName string) error {
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pod, err := f.ClientSet.CoreV1().Pods(f.UniqueName).Get(context.TODO(), appName, metav1.GetOptions{})
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if err != nil {
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return fmt.Errorf("failed to get pod %q in namespace %q: %w", appName, f.UniqueName, err)
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}
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volumeMountPath := fmt.Sprintf(
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"/var/lib/kubelet/pods/%s/volumes/kubernetes.io~csi/%s/mount",
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pod.UID,
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pvName)
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selector, err := getDaemonSetLabelSelector(f, cephCSINamespace, cephFSDeamonSetName)
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if err != nil {
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return fmt.Errorf("failed to get labels: %w", err)
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}
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opt := metav1.ListOptions{
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LabelSelector: selector,
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}
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cmd := fmt.Sprintf("getfattr --name=ceph.fscrypt.auth --only-values %s", volumeMountPath)
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_, _, err = execCommandInContainer(f, cmd, cephCSINamespace, "csi-cephfsplugin", &opt)
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if err != nil {
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cmd = fmt.Sprintf("getfattr --recursive --dump %s", volumeMountPath)
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stdOut, stdErr, listErr := execCommandInContainer(f, cmd, cephCSINamespace, "csi-cephfsplugin", &opt)
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if listErr == nil {
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return fmt.Errorf("error checking for cephfs fscrypt xattr on %q. listing: %s %s",
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volumeMountPath, stdOut, stdErr)
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}
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return fmt.Errorf("error checking file xattr: %w", err)
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}
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return nil
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}
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func getInfoFromPVC(pvcNamespace, pvcName string, f *framework.Framework) (string, string, error) {
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c := f.ClientSet.CoreV1()
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pvc, err := c.PersistentVolumeClaims(pvcNamespace).Get(context.TODO(), pvcName, metav1.GetOptions{})
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if err != nil {
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return "", "", fmt.Errorf("failed to get pvc: %w", err)
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}
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pv, err := c.PersistentVolumes().Get(context.TODO(), pvc.Spec.VolumeName, metav1.GetOptions{})
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if err != nil {
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return "", "", fmt.Errorf("failed to get pv: %w", err)
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}
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return pv.Name, pv.Spec.CSI.VolumeHandle, nil
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}
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func validateFscryptAndAppBinding(pvcPath, appPath string, kms kmsConfig, f *framework.Framework) error {
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pvc, app, err := createPVCAndAppBinding(pvcPath, appPath, f, deployTimeout)
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if err != nil {
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return err
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}
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pvName, csiVolumeHandle, err := getInfoFromPVC(pvc.Namespace, pvc.Name, f)
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if err != nil {
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return err
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}
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err = validateEncryptedCephfs(f, pvName, app.Name)
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if err != nil {
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return err
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}
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if kms != noKMS && kms.canGetPassphrase() {
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// check new passphrase created
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_, stdErr := kms.getPassphrase(f, csiVolumeHandle)
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if stdErr != "" {
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return fmt.Errorf("failed to read passphrase from vault: %s", stdErr)
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}
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}
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err = deletePVCAndApp("", f, pvc, app)
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if err != nil {
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return err
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}
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if kms != noKMS && kms.canGetPassphrase() {
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// check new passphrase created
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stdOut, _ := kms.getPassphrase(f, csiVolumeHandle)
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if stdOut != "" {
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return fmt.Errorf("passphrase found in vault while should be deleted: %s", stdOut)
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}
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}
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if kms != noKMS && kms.canVerifyKeyDestroyed() {
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destroyed, msg := kms.verifyKeyDestroyed(f, csiVolumeHandle)
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if !destroyed {
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return fmt.Errorf("passphrased was not destroyed: %s", msg)
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} else if msg != "" {
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e2elog.Logf("passphrase destroyed, but message returned: %s", msg)
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}
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}
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return nil
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}
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//nolint:gocyclo,cyclop // test function
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func validateFscryptClone(
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pvcPath, appPath, pvcSmartClonePath, appSmartClonePath string,
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kms kmsConfig,
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f *framework.Framework,
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) {
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pvc, err := loadPVC(pvcPath)
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if err != nil {
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e2elog.Failf("failed to load PVC: %v", err)
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}
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pvc.Namespace = f.UniqueName
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err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
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if err != nil {
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e2elog.Failf("failed to create PVC: %v", err)
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}
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app, err := loadApp(appPath)
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if err != nil {
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e2elog.Failf("failed to load application: %v", err)
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}
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label := make(map[string]string)
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label[appKey] = appLabel
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app.Namespace = f.UniqueName
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app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvc.Name
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app.Labels = label
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opt := metav1.ListOptions{
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LabelSelector: fmt.Sprintf("%s=%s", appKey, label[appKey]),
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}
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wErr := writeDataInPod(app, &opt, f)
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if wErr != nil {
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e2elog.Failf("failed to write data from application %v", wErr)
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}
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pvcClone, err := loadPVC(pvcSmartClonePath)
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if err != nil {
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e2elog.Failf("failed to load PVC: %v", err)
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}
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pvcClone.Spec.DataSource.Name = pvc.Name
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pvcClone.Namespace = f.UniqueName
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appClone, err := loadApp(appSmartClonePath)
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if err != nil {
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e2elog.Failf("failed to load application: %v", err)
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}
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appClone.Namespace = f.UniqueName
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appClone.Labels = map[string]string{
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appKey: f.UniqueName,
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}
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err = createPVCAndApp(f.UniqueName, f, pvcClone, appClone, deployTimeout)
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if err != nil {
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e2elog.Failf("failed to create PVC or application (%s): %v", f.UniqueName, err)
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}
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_, csiVolumeHandle, err := getInfoFromPVC(pvcClone.Namespace, pvcClone.Name, f)
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if err != nil {
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e2elog.Failf("failed to get pvc info: %s", err)
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}
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if kms != noKMS && kms.canGetPassphrase() {
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// check new passphrase created
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stdOut, stdErr := kms.getPassphrase(f, csiVolumeHandle)
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if stdOut != "" {
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e2elog.Logf("successfully read the passphrase from vault: %s", stdOut)
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}
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if stdErr != "" {
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e2elog.Failf("failed to read passphrase from vault: %s", stdErr)
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}
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}
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// delete parent pvc
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err = deletePVCAndApp("", f, pvc, app)
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if err != nil {
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e2elog.Failf("failed to delete PVC or application: %v", err)
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}
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err = deletePVCAndApp(f.UniqueName, f, pvcClone, appClone)
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if err != nil {
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e2elog.Failf("failed to delete PVC or application (%s): %v", f.UniqueName, err)
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}
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if kms != noKMS && kms.canGetPassphrase() {
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// check passphrase deleted
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stdOut, _ := kms.getPassphrase(f, csiVolumeHandle)
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if stdOut != "" {
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e2elog.Failf("passphrase found in vault while should be deleted: %s", stdOut)
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}
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}
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if kms != noKMS && kms.canVerifyKeyDestroyed() {
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destroyed, msg := kms.verifyKeyDestroyed(f, csiVolumeHandle)
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if !destroyed {
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e2elog.Failf("passphrased was not destroyed: %s", msg)
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} else if msg != "" {
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e2elog.Logf("passphrase destroyed, but message returned: %s", msg)
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}
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}
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}
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