Imports github.com/canonical/go-sp800.90a-drbg github.com/snapcore/secboot/internal/keyring github.com/snapcore/secboot/internal/luks2 github.com/snapcore/snapd/asserts github.com/snapcore/snapd/osutil github.com/snapcore/snapd/osutil/sys golang.org/x/xerrors Standard library imports bufio bytes crypto crypto/hmac crypto/sha256 encoding/asn1 encoding/base64 encoding/binary encoding/json errors fmt hash io io/ioutil os os/exec path/filepath strconv strings syscall time