Loading services/core/java/com/android/server/LockSettingsService.java +4 −12 Original line number Diff line number Diff line Loading @@ -249,16 +249,13 @@ public class LockSettingsService extends ILockSettings.Stub { try { randomLockSeed = SecureRandom.getInstance("SHA1PRNG").generateSeed(40); String newPassword = String.valueOf(HexEncoding.encode(randomLockSeed)); tieProfileLockToParent(managedUserId, newPassword); setLockPasswordInternal(newPassword, managedUserPassword, managedUserId); // We store a private credential for the managed user that's unlocked by the primary // account holder's credential. As such, the user will never be prompted to enter this // password directly, so we always store a password. setLong(LockPatternUtils.PASSWORD_TYPE_KEY, DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC, managedUserId); } catch (KeyStoreException e) { // Bug: 32490092 Slog.e(TAG, "Not able to set keys to keystore", e); tieProfileLockToParent(managedUserId, newPassword); } catch (NoSuchAlgorithmException | RemoteException e) { Slog.e(TAG, "Fail to tie managed profile", e); // Nothing client can do to fix this issue, so we do not throw exception out Loading Loading @@ -779,7 +776,6 @@ public class LockSettingsService extends ILockSettings.Stub { } private void unlockChildProfile(int profileHandle) throws RemoteException { if (DEBUG) Slog.v(TAG, "Unlock child profile"); try { doVerifyPassword(getDecryptedPasswordForTiedProfile(profileHandle), false, 0 /* no challenge */, profileHandle, null /* progressCallback */); Loading Loading @@ -1039,7 +1035,7 @@ public class LockSettingsService extends ILockSettings.Stub { } } private void tieProfileLockToParent(int userId, String password) throws KeyStoreException { private void tieProfileLockToParent(int userId, String password) { if (DEBUG) Slog.v(TAG, "tieProfileLockToParent for user: " + userId); byte[] randomLockSeed = password.getBytes(StandardCharsets.UTF_8); byte[] encryptionResult; Loading Loading @@ -1081,7 +1077,7 @@ public class LockSettingsService extends ILockSettings.Stub { keyStore.deleteEntry(LockPatternUtils.PROFILE_KEY_NAME_ENCRYPT + userId); } } catch (CertificateException | UnrecoverableKeyException | IOException | BadPaddingException | IllegalBlockSizeException | IOException | BadPaddingException | IllegalBlockSizeException | KeyStoreException | NoSuchPaddingException | NoSuchAlgorithmException | InvalidKeyException e) { throw new RuntimeException("Failed to encrypt key", e); } Loading Loading @@ -1223,11 +1219,7 @@ public class LockSettingsService extends ILockSettings.Stub { } finally { if (managedUserId != -1 && managedUserDecryptedPassword != null) { if (DEBUG) Slog.v(TAG, "Restore tied profile lock"); try { tieProfileLockToParent(managedUserId, managedUserDecryptedPassword); } catch (KeyStoreException e) { throw new RuntimeException("Failed to tie profile lock", e); } } } } Loading Loading
services/core/java/com/android/server/LockSettingsService.java +4 −12 Original line number Diff line number Diff line Loading @@ -249,16 +249,13 @@ public class LockSettingsService extends ILockSettings.Stub { try { randomLockSeed = SecureRandom.getInstance("SHA1PRNG").generateSeed(40); String newPassword = String.valueOf(HexEncoding.encode(randomLockSeed)); tieProfileLockToParent(managedUserId, newPassword); setLockPasswordInternal(newPassword, managedUserPassword, managedUserId); // We store a private credential for the managed user that's unlocked by the primary // account holder's credential. As such, the user will never be prompted to enter this // password directly, so we always store a password. setLong(LockPatternUtils.PASSWORD_TYPE_KEY, DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC, managedUserId); } catch (KeyStoreException e) { // Bug: 32490092 Slog.e(TAG, "Not able to set keys to keystore", e); tieProfileLockToParent(managedUserId, newPassword); } catch (NoSuchAlgorithmException | RemoteException e) { Slog.e(TAG, "Fail to tie managed profile", e); // Nothing client can do to fix this issue, so we do not throw exception out Loading Loading @@ -779,7 +776,6 @@ public class LockSettingsService extends ILockSettings.Stub { } private void unlockChildProfile(int profileHandle) throws RemoteException { if (DEBUG) Slog.v(TAG, "Unlock child profile"); try { doVerifyPassword(getDecryptedPasswordForTiedProfile(profileHandle), false, 0 /* no challenge */, profileHandle, null /* progressCallback */); Loading Loading @@ -1039,7 +1035,7 @@ public class LockSettingsService extends ILockSettings.Stub { } } private void tieProfileLockToParent(int userId, String password) throws KeyStoreException { private void tieProfileLockToParent(int userId, String password) { if (DEBUG) Slog.v(TAG, "tieProfileLockToParent for user: " + userId); byte[] randomLockSeed = password.getBytes(StandardCharsets.UTF_8); byte[] encryptionResult; Loading Loading @@ -1081,7 +1077,7 @@ public class LockSettingsService extends ILockSettings.Stub { keyStore.deleteEntry(LockPatternUtils.PROFILE_KEY_NAME_ENCRYPT + userId); } } catch (CertificateException | UnrecoverableKeyException | IOException | BadPaddingException | IllegalBlockSizeException | IOException | BadPaddingException | IllegalBlockSizeException | KeyStoreException | NoSuchPaddingException | NoSuchAlgorithmException | InvalidKeyException e) { throw new RuntimeException("Failed to encrypt key", e); } Loading Loading @@ -1223,11 +1219,7 @@ public class LockSettingsService extends ILockSettings.Stub { } finally { if (managedUserId != -1 && managedUserDecryptedPassword != null) { if (DEBUG) Slog.v(TAG, "Restore tied profile lock"); try { tieProfileLockToParent(managedUserId, managedUserDecryptedPassword); } catch (KeyStoreException e) { throw new RuntimeException("Failed to tie profile lock", e); } } } } Loading