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Commit c6146094 authored by Daniel Perez's avatar Daniel Perez
Browse files

Add Backup & Restore Metrics for lock settings. 

Bug: 379861078 
Flag: com.android.server.backup.enable_metrics_settings_backup_agents
Tested: Tested manually, as lock settings don't have tests currently and I couldn't find a way to test this without major infra changes.
Change-Id: I8a7319a97f0f9d2c2bf5e556d66e38f70acbf9a9
parent c7b8ed31

packages/SettingsProvider/src/com/android/providers/settings/SettingsBackupAgent.java

+29 −0
Original line number Diff line number Diff line
@@ -193,6 +193,7 @@ public class SettingsBackupAgent extends BackupAgentHelper { 
            "power_button_instantly_locks";

    private static final String KEY_LOCK_SETTINGS_PIN_ENHANCED_PRIVACY =

            "pin_enhanced_privacy";

    private static final int NUM_LOCK_SETTINGS = 5;



    // Error messages for logging metrics.

    private static final String ERROR_COULD_NOT_READ_FROM_CURSOR =
@@ -208,6 +209,7 @@ public class SettingsBackupAgent extends BackupAgentHelper { 
    private static final String ERROR_SKIPPED_DUE_TO_LARGE_SCREEN =

        "skipped_due_to_large_screen";

    private static final String ERROR_DID_NOT_PASS_VALIDATION = "did_not_pass_validation";

    private static final String ERROR_IO_EXCEPTION = "io_exception";





    // Name of the temporary file we use during full backup/restore.  This is
@@ -794,29 +796,44 @@ public class SettingsBackupAgent extends BackupAgentHelper { 


        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        DataOutputStream out = new DataOutputStream(baos);

        int backedUpSettingsCount = 0;

        try {

            out.writeUTF(KEY_LOCK_SETTINGS_OWNER_INFO_ENABLED);

            out.writeUTF(ownerInfoEnabled ? "1" : "0");

            backedUpSettingsCount++;

            if (ownerInfo != null) {

                out.writeUTF(KEY_LOCK_SETTINGS_OWNER_INFO);

                out.writeUTF(ownerInfo != null ? ownerInfo : "");

                backedUpSettingsCount++;

            }

            if (lockPatternUtils.isVisiblePatternEverChosen(userId)) {

                out.writeUTF(KEY_LOCK_SETTINGS_VISIBLE_PATTERN_ENABLED);

                out.writeUTF(visiblePatternEnabled ? "1" : "0");

                backedUpSettingsCount++;

            }

            if (lockPatternUtils.isPowerButtonInstantlyLocksEverChosen(userId)) {

                out.writeUTF(KEY_LOCK_SETTINGS_POWER_BUTTON_INSTANTLY_LOCKS);

                out.writeUTF(powerButtonInstantlyLocks ? "1" : "0");

                backedUpSettingsCount++;

            }

            if (lockPatternUtils.isPinEnhancedPrivacyEverChosen(userId)) {

                out.writeUTF(KEY_LOCK_SETTINGS_PIN_ENHANCED_PRIVACY);

                out.writeUTF(lockPatternUtils.isPinEnhancedPrivacyEnabled(userId) ? "1" : "0");

                backedUpSettingsCount++;

            }

            // End marker

            out.writeUTF("");

            out.flush();

            if (areAgentMetricsEnabled) {

                numberOfSettingsPerKey.put(KEY_LOCK_SETTINGS, backedUpSettingsCount);

            }

        } catch (IOException ioe) {

            if (areAgentMetricsEnabled) {

                mBackupRestoreEventLogger.logItemsBackupFailed(

                    KEY_LOCK_SETTINGS,

                    NUM_LOCK_SETTINGS - backedUpSettingsCount,

                    ERROR_IO_EXCEPTION);

            }

        }

        return baos.toByteArray();

    }
@@ -1162,6 +1179,7 @@ public class SettingsBackupAgent extends BackupAgentHelper { 


        ByteArrayInputStream bais = new ByteArrayInputStream(buffer, 0, nBytes);

        DataInputStream in = new DataInputStream(bais);

        int restoredLockSettingsCount = 0;

        try {

            String key;

            // Read until empty string marker
@@ -1187,9 +1205,20 @@ public class SettingsBackupAgent extends BackupAgentHelper { 
                        lockPatternUtils.setPinEnhancedPrivacyEnabled("1".equals(value), userId);

                        break;

                }

                if (areAgentMetricsEnabled) {

                    mBackupRestoreEventLogger.logItemsRestored(KEY_LOCK_SETTINGS, /* count= */ 1);

                    restoredLockSettingsCount++;

                }



            }

            in.close();

        } catch (IOException ioe) {

            if (areAgentMetricsEnabled) {

                mBackupRestoreEventLogger.logItemsRestoreFailed(

                        KEY_LOCK_SETTINGS,

                        NUM_LOCK_SETTINGS - restoredLockSettingsCount,

                        ERROR_IO_EXCEPTION);

            }

        }

    }