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https://github.com/ceph/ceph-csi.git
synced 2024-11-09 16:00:22 +00:00
updated cephfs/util
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parent
88ca7077ae
commit
58eb8d1de7
@ -17,10 +17,11 @@ limitations under the License.
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package cephfs
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"os/exec"
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"github.com/golang/glog"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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@ -33,6 +34,26 @@ func execCommand(command string, args ...string) ([]byte, error) {
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return cmd.CombinedOutput()
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}
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func execCommandAndValidate(program string, args ...string) error {
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out, err := execCommand(program, args...)
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if err != nil {
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return fmt.Errorf("cephfs: %s failed with following error: %s\ncephfs: %s output: %s", program, err, program, out)
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}
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return nil
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}
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func execCommandJson(v interface{}, program string, args ...string) error {
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cmd := exec.Command(program, args...)
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out, err := cmd.CombinedOutput()
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if err != nil {
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return err
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}
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return json.NewDecoder(bytes.NewReader(out)).Decode(v)
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}
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func isMountPoint(p string) (bool, error) {
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notMnt, err := mount.New("").IsLikelyNotMountPoint(p)
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if err != nil {
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@ -56,46 +77,55 @@ func tryLock(id string, mtx keymutex.KeyMutex, name string) error {
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return nil
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}
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func getKeyFromCredentials(creds map[string]string) (string, error) {
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if key, ok := creds["key"]; ok {
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return key, nil
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} else {
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return "", fmt.Errorf("missing key in credentials")
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}
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}
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func newMounter(volOptions *volumeOptions, key string, readOnly bool) (volumeMounter, error) {
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var m volumeMounter
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if volOptions.Mounter == volumeMounter_fuse {
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keyring := cephKeyringData{
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User: volOptions.User,
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Key: key,
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RootPath: volOptions.RootPath,
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ReadOnly: readOnly,
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}
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if err := keyring.writeToFile(); err != nil {
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msg := fmt.Sprintf("couldn't write ceph keyring for user %s: %v", volOptions.User, err)
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glog.Error(msg)
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return nil, status.Error(codes.Internal, msg)
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}
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m = &fuseMounter{}
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} else if volOptions.Mounter == volumeMounter_kernel {
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secret := cephSecretData{
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User: volOptions.User,
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Key: key,
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}
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if err := secret.writeToFile(); err != nil {
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msg := fmt.Sprintf("couldn't write ceph secret for user %s: %v", volOptions.User, err)
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glog.Error(msg)
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return nil, status.Error(codes.Internal, msg)
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}
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m = &kernelMounter{}
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func storeCephUserCredentials(volUuid string, cr *credentials, volOptions *volumeOptions) error {
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keyringData := cephKeyringData{
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UserId: cr.id,
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Key: cr.key,
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RootPath: volOptions.RootPath,
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}
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return m, nil
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if volOptions.ProvisionVolume {
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keyringData.Pool = volOptions.Pool
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keyringData.Namespace = getVolumeNamespace(volUuid)
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}
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return storeCephCredentials(cr, &keyringData)
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}
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func storeCephAdminCredentials(cr *credentials) error {
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return storeCephCredentials(cr, &cephFullCapsKeyringData{UserId: cr.id, Key: cr.key})
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}
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func storeCephCredentials(cr *credentials, keyringData cephConfigWriter) error {
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if err := keyringData.writeToFile(); err != nil {
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return err
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}
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secret := cephSecretData{
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UserId: cr.id,
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Key: cr.key,
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}
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if err := secret.writeToFile(); err != nil {
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return err
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}
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return nil
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}
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func newMounter(volOptions *volumeOptions) volumeMounter {
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mounter := volOptions.Mounter
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if mounter == "" {
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mounter = DefaultVolumeMounter
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}
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switch mounter {
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case volumeMounter_fuse:
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return &fuseMounter{}
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case volumeMounter_kernel:
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return &kernelMounter{}
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}
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return nil
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}
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