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cryptsetup: unify code (#2043)

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* Add common backend for interacting with cryptsetup

* Use common cryptsetup backend in bootstrapper

* Use common cryptsetup backend in disk-mapper

* Use common cryptsetup backend in csi lib

---------

Signed-off-by: Daniel Weiße <dw@edgeless.systems>
This commit is contained in:
Daniel Weiße 2023-07-17 13:55:31 +02:00 • committed by GitHub
parent f52c6752e2
commit ac1128d07f
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34 changed files with 1061 additions and 1307 deletions
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9
bootstrapper/internal/initserver/initserver.go
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@ -299,10 +299,11 @@ func (s *Server) Stop() {
}
func (s *Server) setupDisk(ctx context.Context, cloudKms kms.CloudKMS) error {
if err := s.disk.Open(); err != nil {
free, err := s.disk.Open()
if err != nil {
return fmt.Errorf("opening encrypted disk: %w", err)
}
defer s.disk.Close()
defer free()
uuid, err := s.disk.UUID()
if err != nil {
@ -353,9 +354,7 @@ type ClusterInitializer interface {
type encryptedDisk interface {
// Open prepares the underlying device for disk operations.
Open() error
// Close closes the underlying device.
Close() error
Open() (free func(), err error)
// UUID gets the device's UUID.
UUID() (string, error)
// UpdatePassphrase switches the initial random passphrase of the encrypted disk to a permanent passphrase.