Merge "snapuserd: Use snapshots during install" into main

namespace snapshot {

bool Daemon::IsUserspaceSnapshotsEnabled() {

    const std::string UNKNOWN = "unknown";

    const std::string vendor_release =

            android::base::GetProperty("ro.vendor.build.version.release_or_codename", UNKNOWN);

    // If the vendor is on Android S, install process will forcefully take the

    // userspace snapshots path.

    //

    // We will not reach here post OTA reboot as the binary will be from vendor

    // ramdisk which is on Android S.

    if (vendor_release.find("12") != std::string::npos) {

        LOG(INFO) << "Userspace snapshots enabled as vendor partition is on Android: "

                  << vendor_release;

        return true;

    }

    return android::base::GetBoolProperty("ro.virtual_ab.userspace.snapshots.enabled", false);

}