Merge "Extend atoms with Virtual A/B merge metrics"

        BootTimeEventUtcTime boot_time_event_utc_time_reported = 241;

        BootTimeEventErrorCode boot_time_event_error_code_reported = 242;

        UserspaceRebootReported userspace_reboot_reported = 243 [(log_from_module) = "framework"];

        SnapshotMergeReported snapshot_merge_reported = 255;

    }

    // Pulled events will start at field 10000.

    optional int32 error_code = 2;

}

/**

 * Collects Virtual A/B statistics related to the use of dm-snapshot performed

 * after an OTA.

 *

 * Logged from:

 *  - system/core/fs_mgr/libsnapshot/snapshot.cpp

 *  - system/core/fs_mgr/libsnapshot/snapshotctl.cpp

 */

message SnapshotMergeReported {

    // Keep in sync with

    // system/core/fs_mgr/libsnapshot/android/snapshot/snapshot.proto

    enum UpdateState {

        // No update or merge is in progress.

        NONE = 0;

        // An update is applying; snapshots may already exist.

        INITIATED = 1;

        // An update is pending, but has not been successfully booted yet.

        UNVERIFIED = 2;

        // The kernel is merging in the background.

        MERGING = 3;

        // Post-merge cleanup steps could not be completed due to a transient

        // error, but the next reboot will finish any pending operations.

        MERGE_NEEDS_REBOOT = 4;

        // Merging is complete, and needs to be acknowledged.

        MERGE_COMPLETED = 5;

        // Merging failed due to an unrecoverable error.

        MERGE_FAILED = 6;

        // The update was implicitly cancelled, either by a rollback or a flash

        // operation via fastboot. This state can only be returned by WaitForMerge.

        CANCELLED = 7;

    };

    // Status of the update after the merge attempts.

    optional UpdateState final_state = 1;

    // Time to complete a merge operation in milliseconds.

    // A negative value corresponds to the case in which the merge operation

    // was interrupted and resumed (e.g. in case of a system reboot during the

    // merge).

    optional int64 duration_millis = 2;

    // Number of reboots that occurred after issuing and before completing the

    // merge of all the snapshot devices.

    optional int32 intermediate_reboots = 3;

}

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// Pulled atoms below this line //

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