systemdzbus 0.1.4

//! # D-Bus interface proxy for: `org.freedesktop.systemd1.Manager`
//!
//! This code was generated by `zbus-xmlgen` `5.1.0` from D-Bus introspection data.
//! Source: `Interface '/org/freedesktop/systemd1' from service 'org.freedesktop.systemd1' on system bus`.
//!
//! More information can be found in the [Writing a client proxy] section of the zbus
//! documentation.
//!
//! This type implements the [D-Bus standard interfaces], (`org.freedesktop.DBus.*`) for which the
//! following zbus API can be used:
//!
//! [Writing a client proxy]: https://dbus2.github.io/zbus/client.html
//! [D-Bus standard interfaces]: https://dbus.freedesktop.org/doc/dbus-specification.html#standard-interfaces,
use zbus::proxy;
#[proxy(
    interface = "org.freedesktop.systemd1.Manager",
    default_service = "org.freedesktop.systemd1",
    default_path = "/org/freedesktop/systemd1"
)]
pub trait Manager {
    /// AbandonScope method
    fn abandon_scope(&self, name: &str) -> zbus::Result<()>;

    /// AddDependencyUnitFiles method
    fn add_dependency_unit_files(
        &self,
        files: &[&str],
        target: &str,
        type_: &str,
        runtime: bool,
        force: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// AttachProcessesToUnit method
    fn attach_processes_to_unit(
        &self,
        unit_name: &str,
        subcgroup: &str,
        pids: &[u32],
    ) -> zbus::Result<()>;

    /// # BindMountUnit()
    /// ## METHOD
    /// Can be used to bind mount new files or directories into a running service mount namespace.
    fn bind_mount_unit(
        &self,
        name: &str,
        source: &str,
        destination: &str,
        read_only: bool,
        mkdir: bool,
    ) -> zbus::Result<()>;

    /// # CancelJob()
    /// ## METHOD
    /// Cancels a specific job identified by its numeric ID. This operation is also available in the Cancel() method of Job objects (see below) and exists primarily to reduce the necessary round trips to execute this
    /// operation. Note that this will not have any effect on jobs whose execution has already begun.
    fn cancel_job(&self, id: u32) -> zbus::Result<()>;

    /// CleanUnit method
    fn clean_unit(&self, name: &str, mask: &[&str]) -> zbus::Result<()>;

    /// # ClearJobs()
    /// ## METHOD
    /// Flushes the job queue, removing all jobs that are still queued.
    /// Note that this does not have any effect on jobs whose execution has already begun.
    /// It only flushes jobs that are queued and have not yet begun execution.
    fn clear_jobs(&self) -> zbus::Result<()>;

    /// # DisableUnitFiles()
    /// ## METHOD
    /// Disables one or more units in the system, i.e. removes all symlinks to them in /etc/ and /run/.
    fn disable_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// # DisableUnitFilesWithFlags()
    /// ## METHOD
    /// The EnableUnitFilesWithFlags() and DisableUnitFilesWithFlags() take in options as flags instead of booleans to allow for extendability, defined as follows:
    ///
    ///  #define SD_SYSTEMD_UNIT_RUNTIME  (UINT64_C(1) << 0)
    ///  #define SD_SYSTEMD_UNIT_FORCE    (UINT64_C(1) << 1)
    ///  #define SD_SYSTEMD_UNIT_PORTABLE (UINT64_C(1) << 2)
    ///
    /// SD_SYSTEMD_UNIT_RUNTIME will enable or disable the unit for runtime only, SD_SYSTEMD_UNIT_FORCE controls whether symlinks pointing to other units shall be replaced
    /// if necessary.  SD_SYSTEMD_UNIT_PORTABLE will add or remove the symlinks in /etc/systemd/system.attached and /run/systemd/system.attached.
    fn disable_unit_files_with_flags(
        &self,
        files: &[&str],
        flags: u64,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// Dump method
    fn dump(&self) -> zbus::Result<String>;

    /// DumpByFileDescriptor method
    fn dump_by_file_descriptor(&self) -> zbus::Result<zbus::zvariant::OwnedFd>;

    /// # EnableUnitFiles()
    /// ## METHOD
    /// May be used to enable one or more units in the system (by creating symlinks to them in /etc/ or /run/). It takes a list of unit files to enable (either just file names or full
    /// absolute paths if the unit files are residing outside the usual unit search paths) and two booleans: the first controls whether the unit shall be enabled for runtime only (true, /run/), or
    /// persistently (false, /etc/). The second one controls whether symlinks pointing to other units shall be replaced if necessary. This method returns one boolean and an array of the changes made. The
    /// boolean signals whether the unit files contained any enablement information (i.e. an [Install]) section. The changes array consists of structures with three strings: the type of the change (one of
    /// "symlink" or "unlink"), the file name of the symlink and the destination of the symlink. Note that most of the following calls return a changes list in the same format.
    ///
    /// Similarly, DisableUnitFiles() disables one or more units in the system, i.e. removes all symlinks to them in /etc/ and /run/.
    ///
    /// The EnableUnitFilesWithFlags() and DisableUnitFilesWithFlags() take in options as flags instead of booleans to allow for extendability, defined as follows:
    ///
    //[     #define SD_SYSTEMD_UNIT_RUNTIME  (UINT64_C(1) << 0)
    //[     #define SD_SYSTEMD_UNIT_FORCE    (UINT64_C(1) << 1)
    //[     #define SD_SYSTEMD_UNIT_PORTABLE (UINT64_C(1) << 2)
    ///
    /// SD_SYSTEMD_UNIT_RUNTIME will enable or disable the unit for runtime only, SD_SYSTEMD_UNIT_FORCE controls whether symlinks pointing to other units shall be replaced if necessary.
    /// SD_SYSTEMD_UNIT_PORTABLE will add or remove the symlinks in /etc/systemd/system.attached and /run/systemd/system.attached.
    ///
    /// Similarly, ReenableUnitFiles() applies the changes to one or more units that would result from disabling and enabling the unit quickly one after the other in an atomic fashion. This is useful to apply
    /// updated [Install] information contained in unit files.
    ///
    /// Similarly, LinkUnitFiles() links unit files (that are located outside of the usual unit search paths) into the unit search path.
    ///
    /// Similarly, PresetUnitFiles() enables/disables one or more unit files according to the preset policy. See systemd.preset(7) for more information.
    ///
    /// Similarly, MaskUnitFiles() masks unit files and UnmaskUnitFiles() unmasks them again.
    fn enable_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
        force: bool,
    ) -> zbus::Result<(bool, Vec<(String, String, String)>)>;

    /// # EnableUnitFilesWithFlags()
    /// ## METHOD
    /// The EnableUnitFilesWithFlags() and DisableUnitFilesWithFlags() take in options as flags instead of booleans to allow for extendability, defined as follows:
    ///
    ///  #define SD_SYSTEMD_UNIT_RUNTIME  (UINT64_C(1) << 0)
    ///  #define SD_SYSTEMD_UNIT_FORCE    (UINT64_C(1) << 1)
    ///  #define SD_SYSTEMD_UNIT_PORTABLE (UINT64_C(1) << 2)
    ///
    /// SD_SYSTEMD_UNIT_RUNTIME will enable or disable the unit for runtime only, SD_SYSTEMD_UNIT_FORCE controls whether symlinks pointing to other units shall be replaced
    /// if necessary.  SD_SYSTEMD_UNIT_PORTABLE will add or remove the symlinks in /etc/systemd/system.attached and /run/systemd/system.attached.
    fn enable_unit_files_with_flags(
        &self,
        files: &[&str],
        flags: u64,
    ) -> zbus::Result<(bool, Vec<(String, String, String)>)>;

    /// # EnqueueMarkedJobs()
    /// ## METHOD
    /// Creates reload/restart jobs for units which have been appropriately marked, see Marks property above. This is equivalent to calling TryRestartUnit() or ReloadOrTryRestartUnit() for the marked units.
    fn enqueue_marked_jobs(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;

    /// EnqueueUnitJob method
    #[allow(clippy::too_many_arguments)]
    fn enqueue_unit_job(
        &self,
        name: &str,
        job_type: &str,
        job_mode: &str,
    ) -> zbus::Result<(
        u32,
        zbus::zvariant::OwnedObjectPath,
        String,
        zbus::zvariant::OwnedObjectPath,
        String,
        Vec<(
            u32,
            zbus::zvariant::OwnedObjectPath,
            String,
            zbus::zvariant::OwnedObjectPath,
            String,
        )>,
    )>;

    /// # Exit()
    /// ## METHOD
    /// May be invoked to ask the manager to exit. This is not available for the system manager and is useful only for user session managers.
    fn exit(&self) -> zbus::Result<()>;

    /// FreezeUnit method
    fn freeze_unit(&self, name: &str) -> zbus::Result<()>;

    /// # GetDefaultTarget()
    /// ## METHOD
    /// Retrieves the name of the unit to which default.target is aliased.
    fn get_default_target(&self) -> zbus::Result<String>;

    /// GetDynamicUsers method
    fn get_dynamic_users(&self) -> zbus::Result<Vec<(u32, String)>>;

    /// # GetJob()
    /// ## METHOD
    /// Returns the job object path for a specific job, identified by its id.
    fn get_job(&self, id: u32) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// GetJobAfter method
    fn get_job_after(
        &self,
        id: u32,
    ) -> zbus::Result<
        Vec<(
            u32,
            String,
            String,
            String,
            zbus::zvariant::OwnedObjectPath,
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// GetJobBefore method
    fn get_job_before(
        &self,
        id: u32,
    ) -> zbus::Result<
        Vec<(
            u32,
            String,
            String,
            String,
            zbus::zvariant::OwnedObjectPath,
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// # GetUnit()
    /// ## METHOD
    /// May be used to get the unit object path for a unit name. It takes the unit name and returns
    /// the object path. If a unit has not been loaded yet by this name this method will fail.
    fn get_unit(&self, name: &str) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # GetUnitByControlGroup()
    /// ## METHOD
    /// May be used to get the unit object path of the unit a process ID belongs to. It takes a
    /// UNIX PID and returns the object path. The PID must refer to an existing system process.
    fn get_unit_by_control_group(
        &self,
        cgroup: &str,
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// GetUnitByInvocationID method
    #[zbus(name = "GetUnitByInvocationID")]
    fn get_unit_by_invocation_id(
        &self,
        invocation_id: &[u8],
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// GetUnitByPID method
    #[zbus(name = "GetUnitByPID")]
    fn get_unit_by_pid(&self, pid: u32) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// GetUnitFileLinks method
    fn get_unit_file_links(&self, name: &str, runtime: bool) -> zbus::Result<Vec<String>>;

    /// # GetUnitFileState()
    /// ## METHOD
    /// Returns the current enablement status of a specific unit file.
    fn get_unit_file_state(&self, file: &str) -> zbus::Result<String>;

    /// GetUnitProcesses method
    fn get_unit_processes(&self, name: &str) -> zbus::Result<Vec<(String, u32, String)>>;

    /// Halt method
    fn halt(&self) -> zbus::Result<()>;

    /// KExec method
    #[zbus(name = "KExec")]
    fn kexec(&self) -> zbus::Result<()>;

    /// # KillUnit()
    /// ## METHOD
    /// May be used to kill (i.e. send a signal to) all processes of a unit. It takes the unit name, an enum who and a UNIX signal number to send. The who enum is one of "main", "control" or "all". If "main", only the main
    /// process of the unit is killed. If "control", only the control process of the unit is killed. If "all", all processes are killed. A "control" process is for example a process that is configured via ExecStop= and is spawned in
    /// parallel to the main daemon process in order to shut it down.
    fn kill_unit(&self, name: &str, whom: &str, signal: i32) -> zbus::Result<()>;

    /// LinkUnitFiles method
    fn link_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
        force: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// # ListJobs()
    /// ## METHOD
    /// Returns an array with all currently queued jobs. Returns an array consisting of structures with the following elements:
    ///    •   The numeric job id
    ///    •   The primary unit name for this job
    ///    •   The job type as string
    ///    •   The job state as string
    ///    •   The job object path
    ///    •   The unit object path
    fn list_jobs(
        &self,
    ) -> zbus::Result<
        Vec<(
            u32,
            String,
            String,
            String,
            zbus::zvariant::OwnedObjectPath,
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// # ListUnitFiles()
    /// ## METHOD
    /// Returns an array of unit names and their enablement status. Note that ListUnit() returns a list of units currently loaded into memory, while ListUnitFiles() returns a list of unit
    /// files that were found on disk. Note that while most units are read directly from a unit file with the same name, some units are not backed by files and some files (templates) cannot directly be loaded
    /// as units but need to be instantiated instead.
    fn list_unit_files(&self) -> zbus::Result<Vec<(String, String)>>;

    /// ListUnitFilesByPatterns method
    fn list_unit_files_by_patterns(
        &self,
        states: &[&str],
        patterns: &[&str],
    ) -> zbus::Result<Vec<(String, String)>>;

    /// # ListUnits()
    /// ## METHOD
    /// Returns an array of all currently loaded units. Note that units may be known by multiple names at the same name, and hence there might be more unit names loaded than actual units behind them. The array consists of
    /// structures with the following elements:
    ///    •   The human readable description string
    ///    •   The load state (i.e. whether the unit file has been loaded successfully)
    ///    •   The active state (i.e. whether the unit is currently started or not)
    ///    •   The sub state (a more fine-grained version of the active state that is specific to the unit type, which the active state is not)
    ///    •   A unit that is being followed in its state by this unit, if there is any, otherwise the empty string.
    ///    •   The unit object path
    ///    •   If there is a job queued for the job unit, the numeric job id, 0 otherwise
    ///    •   The job type as string
    ///    •   The job object path
    fn list_units(
        &self,
    ) -> zbus::Result<
        Vec<(
            // The primary unit name as string
            String,
            // The human readable description string
            String,
            // The load state (i.e. whether the unit file has been loaded successfully)
            String,
            // The active state (i.e. whether the unit is currently started or not)
            String,
            // The sub state (a more fine-grained version of the active state that is specific to the unit type, which the active state is not)
            String,
            // A unit that is being followed in its state by this unit, if there is any, otherwise the empty string.
            String,
            // The unit object path
            zbus::zvariant::OwnedObjectPath,
            // If there is a job queued for the job unit, the numeric job id, 0 otherwise
            u32,
            // The job type as string
            String,
            // The job object path
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// ListUnitsByNames method
    fn list_units_by_names(
        &self,
        names: &[&str],
    ) -> zbus::Result<
        Vec<(
            String,
            String,
            String,
            String,
            String,
            String,
            zbus::zvariant::OwnedObjectPath,
            u32,
            String,
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// ListUnitsByPatterns method
    fn list_units_by_patterns(
        &self,
        states: &[&str],
        patterns: &[&str],
    ) -> zbus::Result<
        Vec<(
            String,
            String,
            String,
            String,
            String,
            String,
            zbus::zvariant::OwnedObjectPath,
            u32,
            String,
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// ListUnitsFiltered method
    fn list_units_filtered(
        &self,
        states: &[&str],
    ) -> zbus::Result<
        Vec<(
            String,
            String,
            String,
            String,
            String,
            String,
            zbus::zvariant::OwnedObjectPath,
            u32,
            String,
            zbus::zvariant::OwnedObjectPath,
        )>,
    >;

    /// # LoadUnit()
    /// ## METHOD
    /// Similar to GetUnit() but will load the unit from disk if possible.
    fn load_unit(&self, name: &str) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// LookupDynamicUserByName method
    fn lookup_dynamic_user_by_name(&self, name: &str) -> zbus::Result<u32>;

    /// LookupDynamicUserByUID method
    #[zbus(name = "LookupDynamicUserByUID")]
    fn lookup_dynamic_user_by_uid(&self, uid: u32) -> zbus::Result<String>;

    /// MaskUnitFiles method
    fn mask_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
        force: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// # MountImageUnit()
    /// ## METHOD
    /// Can be used to mount new images into a running service mount namespace.
    fn mount_image_unit(
        &self,
        name: &str,
        source: &str,
        destination: &str,
        read_only: bool,
        mkdir: bool,
        options: &[&(&str, &str)],
    ) -> zbus::Result<()>;

    /// PowerOff method
    fn power_off(&self) -> zbus::Result<()>;

    /// PresetAllUnitFiles method
    fn preset_all_unit_files(
        &self,
        mode: &str,
        runtime: bool,
        force: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// PresetUnitFiles method
    fn preset_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
        force: bool,
    ) -> zbus::Result<(bool, Vec<(String, String, String)>)>;

    /// PresetUnitFilesWithMode method
    fn preset_unit_files_with_mode(
        &self,
        files: &[&str],
        mode: &str,
        runtime: bool,
        force: bool,
    ) -> zbus::Result<(bool, Vec<(String, String, String)>)>;

    /// # Reboot()
    /// ## METHOD
    /// Reboot(), PowerOff(), Halt(), or KExec() may be used to ask for immediate reboot, powering down, halt or kexec based reboot of the system. Note that this does not shut down any services and immediately transitions into the
    /// reboot process. These functions are normally only called as the last step of shutdown and should not be called directly. To shut down the machine, it is generally a better idea to invoke Reboot() or PowerOff() on the
    /// systemd-logind manager object; see org.freedesktop.login1(5) for more information.
    fn reboot(&self) -> zbus::Result<()>;

    /// ReenableUnitFiles method
    fn reenable_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
        force: bool,
    ) -> zbus::Result<(bool, Vec<(String, String, String)>)>;

    /// # Reexecute()
    /// ## METHOD
    /// May be invoked to reexecute the main manager process. It will serialize its state, reexecute, and deserizalize the state again. This is useful for upgrades and is a more comprehensive version of Reload().
    fn reexecute(&self) -> zbus::Result<()>;

    /// RefUnit method
    fn ref_unit(&self, name: &str) -> zbus::Result<()>;

    /// # Reload()
    /// ## METHOD
    /// May be invoked to reload all unit files.
    fn reload(&self) -> zbus::Result<()>;

    /// ReloadOrRestartUnit method
    fn reload_or_restart_unit(
        &self,
        name: &str,
        mode: &str,
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// ReloadOrTryRestartUnit method
    fn reload_or_try_restart_unit(
        &self,
        name: &str,
        mode: &str,
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # ReloadUnit()
    /// ## METHOD
    /// ReloadUnit(), RestartUnit(), TryRestartUnit(), ReloadOrRestartUnit(), or ReloadOrTryRestartUnit() may be used to restart and/or reload a unit. These methods take similar arguments as StartUnit(). Reloading is done only if the
    /// unit is already running and fails otherwise. If a service is restarted that isn't running, it will be started unless the "Try" flavor is used in which case a service that isn't running is not affected by the restart. The
    /// "ReloadOrRestart" flavors attempt a reload if the unit supports it and use a restart otherwise.
    fn reload_unit(&self, name: &str, mode: &str) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # ResetFailed()
    /// ## METHOD
    /// Resets the "failed" state of all units.
    fn reset_failed(&self) -> zbus::Result<()>;

    /// # ResetFailedUnit()
    /// ## METHOD
    /// Resets the "failed" state of a specific unit.
    fn reset_failed_unit(&self, name: &str) -> zbus::Result<()>;

    /// RestartUnit method
    fn restart_unit(&self, name: &str, mode: &str)
    -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// RevertUnitFiles method
    fn revert_unit_files(&self, files: &[&str]) -> zbus::Result<Vec<(String, String, String)>>;

    /// # SetDefaultTarget()
    /// ## METHOD
    /// Changes the default.target link. See bootup(7) for more information.
    fn set_default_target(
        &self,
        name: &str,
        force: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// # SetEnvironment()
    /// ## METHOD
    /// May be used to alter the environment block that is passed to all spawned processes. It takes a string array of environment variable assignments. Any previously set environment variables will be overridden.
    fn set_environment(&self, assignments: &[&str]) -> zbus::Result<()>;

    /// SetExitCode method
    fn set_exit_code(&self, number: u8) -> zbus::Result<()>;

    /// SetShowStatus method
    fn set_show_status(&self, mode: &str) -> zbus::Result<()>;

    /// # SetUnitProperties()
    /// ## METHOD
    /// May be used to modify certain unit properties at runtime. Not all properties may be changed at runtime, but many resource management settings (primarily those listed in
    /// systemd.resource-control(5)) may. The changes are applied instantly and stored on disk for future boots, unless runtime is true, in which case the settings only apply until the next reboot.  name is
    /// the name of the unit to modify.  properties are the settings to set, encoded as an array of property name and value pairs. Note that this is not a dictionary! Also note that when setting array
    /// properties with this method usually results in appending to the pre-configured array. To reset the configured arrays, set the property to an empty array first and then append to it.
    ///
    /// StartTransientUnit() may be used to create and start a transient unit which will be released as soon as it is not running or referenced anymore or the system is rebooted.  name is the unit name
    /// including its suffix and must be unique.  mode is the same as in StartUnit(), properties contains properties of the unit, specified like in SetUnitProperties().  aux is currently unused and should be
    /// passed as an empty array. See the New Control Group Interface[2] for more information how to make use of this functionality for resource control purposes.
    fn set_unit_properties(
        &self,
        name: &str,
        runtime: bool,
        properties: &[&(&str, &zbus::zvariant::Value<'_>)],
    ) -> zbus::Result<()>;

    /// # StartTransientUnit()
    /// ## METHOD
    /// May be used to create and start a transient unit which will be released as soon as it is not running or referenced anymore or the system is rebooted.  name is the unit name
    /// including its suffix and must be unique.  mode is the same as in StartUnit(), properties contains properties of the unit, specified like in SetUnitProperties().  aux is currently unused and should be
    /// passed as an empty array. See the New Control Group Interface[2] for more information how to make use of this functionality for resource control purposes.
    #[allow(clippy::type_complexity)]
    fn start_transient_unit(
        &self,
        name: &str,
        mode: &str,
        properties: &[&(&str, &zbus::zvariant::Value<'_>)],
        aux: &[&(&str, &[&(&str, &zbus::zvariant::Value<'_>)])],
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # StartUnit()
    /// ## METHOD
    /// Enqueues a start job and possibly depending jobs. It takes the unit to activate and a mode
    /// string as arguments. The mode needs to be one of "replace", "fail", "isolate", "ignore-dependencies", or
    /// "ignore-requirements". If "replace", the method will start the unit and its dependencies, possibly
    /// replacing already queued jobs that conflict with it. If "fail", the method will start the unit and its
    /// dependencies, but will fail if this would change an already queued job. If "isolate", the method will
    /// start the unit in question and terminate all units that aren't dependencies of it. If
    /// "ignore-dependencies", it will start a unit but ignore all its dependencies. If "ignore-requirements",
    /// it will start a unit but only ignore the requirement dependencies. It is not recommended to make use of
    /// the latter two options. On completion, this method returns the newly created job object.
    fn start_unit(&self, name: &str, mode: &str) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # StartUnitReplace()
    /// ## METHOD
    /// Similar to StartUnit() but replaces a job that is queued for one unit by a job for
    /// another unit.
    fn start_unit_replace(
        &self,
        old_unit: &str,
        new_unit: &str,
        mode: &str,
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # StopUnit()
    /// ## METHOD
    /// Similar to StartUnit() but stops the specified unit rather than starting it. Note that the
    /// "isolate" mode is invalid for this method.
    fn stop_unit(&self, name: &str, mode: &str) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// # Subscribe()
    /// ## METHOD
    /// Enables most bus signals to be sent out. Clients which are interested in signals need to call this method. Signals are only sent out if at least one client invoked this method.  Unsubscribe() reverts the signal
    /// subscription that Subscribe() implements. It is not necessary to invoke Unsubscribe() as clients are tracked. Signals are no longer sent out as soon as all clients which previously asked for Subscribe() either closed their
    /// connection to the bus or invoked Unsubscribe().
    fn subscribe(&self) -> zbus::Result<()>;

    /// # SwitchRoot()
    /// ## METHOD
    /// May be used to transition to a new root directory. This is intended to be used by initial RAM disks. The method takes two arguments: the new root directory (which needs to be specified) and an init binary path
    /// (which may be left empty, in which case it is automatically searched for). The state of the system manager will be serialized before the transition. After the transition, the manager binary on the main system is invoked and
    /// replaces the old PID 1. All state will then be deserialized.
    fn switch_root(&self, new_root: &str, init: &str) -> zbus::Result<()>;

    /// ThawUnit method
    fn thaw_unit(&self, name: &str) -> zbus::Result<()>;

    /// TryRestartUnit method
    fn try_restart_unit(
        &self,
        name: &str,
        mode: &str,
    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;

    /// UnmaskUnitFiles method
    fn unmask_unit_files(
        &self,
        files: &[&str],
        runtime: bool,
    ) -> zbus::Result<Vec<(String, String, String)>>;

    /// UnrefUnit method
    fn unref_unit(&self, name: &str) -> zbus::Result<()>;

    /// # UnsetAndSetEnvironment()
    /// ## METHOD
    /// Is a combination of UnsetEnvironment() and SetEnvironment(). It takes two lists. The first list contains variables to unset, the second one contains assignments to set. If a variable is listed in both,
    /// the variable is set after this method returns, i.e. the set list overrides the unset list.
    fn unset_and_set_environment(&self, names: &[&str], assignments: &[&str]) -> zbus::Result<()>;

    /// # UnsetEnvironment()
    /// ## METHOD
    /// May be used to unset environment variables. It takes a string array of environment variable names. All variables specified will be unset (if they have been set previously) and no longer be passed to all
    /// spawned processes. This method has no effect for variables that were previously not set, but will not fail in that case.
    fn unset_environment(&self, names: &[&str]) -> zbus::Result<()>;

    /// Unsubscribe method
    fn unsubscribe(&self) -> zbus::Result<()>;

    /// # JobNew
    /// ## SIGNAL
    /// JobNew() and JobRemoved() are sent out each time a new job is queued or dequeued. Both signals take the numeric job ID, the bus path and the primary unit name for this job as arguments.  JobRemoved()
    /// also includes a result string which is one of "done", "canceled", "timeout", "failed", "dependency", or "skipped".  "done" indicates successful execution of a job.  "canceled" indicates that a job has
    /// been canceled (via CancelJob() above) before it finished execution (this doesn't necessarily mean though that the job operation is actually cancelled too, see above).  "timeout" indicates that the job
    /// timeout was reached.  "failed" indicates that the job failed.  "dependency" indicates that a job this job depended on failed and the job hence was removed as well.  "skipped" indicates that a job was
    /// skipped because it didn't apply to the unit's current state.
    #[zbus(signal)]
    fn job_new(&self, id: u32, job: zbus::zvariant::ObjectPath<'_>, unit: &str)
    -> zbus::Result<()>;

    /// # JobRemoved
    /// ## SIGNAL
    /// JobNew() and JobRemoved() are sent out each time a new job is queued or dequeued. Both signals take the numeric job ID, the bus path and the primary unit name for this job as arguments.  JobRemoved()
    /// also includes a result string which is one of "done", "canceled", "timeout", "failed", "dependency", or "skipped".  "done" indicates successful execution of a job.  "canceled" indicates that a job has
    /// been canceled (via CancelJob() above) before it finished execution (this doesn't necessarily mean though that the job operation is actually cancelled too, see above).  "timeout" indicates that the job
    /// timeout was reached.  "failed" indicates that the job failed.  "dependency" indicates that a job this job depended on failed and the job hence was removed as well.  "skipped" indicates that a job was
    /// skipped because it didn't apply to the unit's current state.
    #[zbus(signal)]
    fn job_removed(
        &self,
        id: u32,
        job: zbus::zvariant::ObjectPath<'_>,
        unit: &str,
        result: &str,
    ) -> zbus::Result<()>;

    /// # Reloading
    /// ## SIGNAL
    /// Sent out immediately before a daemon reload is done (with the boolean parameter set to True) and after a daemon reload is completed (with the boolean parameter set to False). This may
    /// be used by UIs to optimize UI updates.
    #[zbus(signal)]
    fn reloading(&self, active: bool) -> zbus::Result<()>;

    /// # StartupFinished
    /// ## SIGNAL
    /// Sent out when startup finishes. It carries six microsecond timespan values, each indicating how much boot time has been spent in the firmware (if known), in the boot loader (if
    /// known), in the kernel initialization phase, in the initrd (if known), in userspace and in total. These values may also be calculated from the FirmwareTimestampMonotonic, LoaderTimestampMonotonic,
    /// InitRDTimestampMonotonic, UserspaceTimestampMonotonic, and FinishTimestampMonotonic properties (see below).
    #[zbus(signal)]
    fn startup_finished(
        &self,
        firmware: u64,
        loader: u64,
        kernel: u64,
        initrd: u64,
        userspace: u64,
        total: u64,
    ) -> zbus::Result<()>;

    /// # UnitFilesChanged
    /// ## SIGNAL
    /// Sent out each time the list of enabled or masked unit files on disk have changed.
    #[zbus(signal)]
    fn unit_files_changed(&self) -> zbus::Result<()>;

    /// # UnitNew
    /// ## SIGNAL
    /// UnitNew() and UnitRemoved() are sent out each time a new unit is loaded or unloaded. Note that this has little to do with whether a unit is available on disk or not, and simply reflects the units that
    /// are currently loaded into memory. The signals take two parameters: the primary unit name and the object path.
    #[zbus(signal)]
    fn unit_new(&self, id: &str, unit: zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;

    /// # UnitRemoved
    /// ## SIGNAL
    /// UnitNew() and UnitRemoved() are sent out each time a new unit is loaded or unloaded. Note that this has little to do with whether a unit is available on disk or not, and simply reflects the units that
    /// are currently loaded into memory. The signals take two parameters: the primary unit name and the object path.
    #[zbus(signal)]
    fn unit_removed(&self, id: &str, unit: zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;

    /// Architecture property
    #[zbus(property)]
    fn architecture(&self) -> zbus::Result<String>;

    /// ConfirmSpawn property
    #[zbus(property)]
    fn confirm_spawn(&self) -> zbus::Result<bool>;

    /// ControlGroup property
    #[zbus(property)]
    fn control_group(&self) -> zbus::Result<String>;

    /// CtrlAltDelBurstAction property
    #[zbus(property)]
    fn ctrl_alt_del_burst_action(&self) -> zbus::Result<String>;

    /// DefaultBlockIOAccounting property
    #[zbus(property, name = "DefaultBlockIOAccounting")]
    fn default_block_ioaccounting(&self) -> zbus::Result<bool>;

    /// DefaultCPUAccounting property
    #[zbus(property, name = "DefaultCPUAccounting")]
    fn default_cpuaccounting(&self) -> zbus::Result<bool>;

    /// DefaultLimitAS property
    #[zbus(property, name = "DefaultLimitAS")]
    fn default_limit_as(&self) -> zbus::Result<u64>;

    /// DefaultLimitASSoft property
    #[zbus(property, name = "DefaultLimitASSoft")]
    fn default_limit_assoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitCORE property
    #[zbus(property, name = "DefaultLimitCORE")]
    fn default_limit_core(&self) -> zbus::Result<u64>;

    /// DefaultLimitCORESoft property
    #[zbus(property, name = "DefaultLimitCORESoft")]
    fn default_limit_coresoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitCPU property
    #[zbus(property, name = "DefaultLimitCPU")]
    fn default_limit_cpu(&self) -> zbus::Result<u64>;

    /// DefaultLimitCPUSoft property
    #[zbus(property, name = "DefaultLimitCPUSoft")]
    fn default_limit_cpusoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitDATA property
    #[zbus(property, name = "DefaultLimitDATA")]
    fn default_limit_data(&self) -> zbus::Result<u64>;

    /// DefaultLimitDATASoft property
    #[zbus(property, name = "DefaultLimitDATASoft")]
    fn default_limit_datasoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitFSIZE property
    #[zbus(property, name = "DefaultLimitFSIZE")]
    fn default_limit_fsize(&self) -> zbus::Result<u64>;

    /// DefaultLimitFSIZESoft property
    #[zbus(property, name = "DefaultLimitFSIZESoft")]
    fn default_limit_fsizesoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitLOCKS property
    #[zbus(property, name = "DefaultLimitLOCKS")]
    fn default_limit_locks(&self) -> zbus::Result<u64>;

    /// DefaultLimitLOCKSSoft property
    #[zbus(property, name = "DefaultLimitLOCKSSoft")]
    fn default_limit_lockssoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitMEMLOCK property
    #[zbus(property, name = "DefaultLimitMEMLOCK")]
    fn default_limit_memlock(&self) -> zbus::Result<u64>;

    /// DefaultLimitMEMLOCKSoft property
    #[zbus(property, name = "DefaultLimitMEMLOCKSoft")]
    fn default_limit_memlocksoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitMSGQUEUE property
    #[zbus(property, name = "DefaultLimitMSGQUEUE")]
    fn default_limit_msgqueue(&self) -> zbus::Result<u64>;

    /// DefaultLimitMSGQUEUESoft property
    #[zbus(property, name = "DefaultLimitMSGQUEUESoft")]
    fn default_limit_msgqueuesoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitNICE property
    #[zbus(property, name = "DefaultLimitNICE")]
    fn default_limit_nice(&self) -> zbus::Result<u64>;

    /// DefaultLimitNICESoft property
    #[zbus(property, name = "DefaultLimitNICESoft")]
    fn default_limit_nicesoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitNOFILE property
    #[zbus(property, name = "DefaultLimitNOFILE")]
    fn default_limit_nofile(&self) -> zbus::Result<u64>;

    /// DefaultLimitNOFILESoft property
    #[zbus(property, name = "DefaultLimitNOFILESoft")]
    fn default_limit_nofilesoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitNPROC property
    #[zbus(property, name = "DefaultLimitNPROC")]
    fn default_limit_nproc(&self) -> zbus::Result<u64>;

    /// DefaultLimitNPROCSoft property
    #[zbus(property, name = "DefaultLimitNPROCSoft")]
    fn default_limit_nprocsoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitRSS property
    #[zbus(property, name = "DefaultLimitRSS")]
    fn default_limit_rss(&self) -> zbus::Result<u64>;

    /// DefaultLimitRSSSoft property
    #[zbus(property, name = "DefaultLimitRSSSoft")]
    fn default_limit_rsssoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitRTPRIO property
    #[zbus(property, name = "DefaultLimitRTPRIO")]
    fn default_limit_rtprio(&self) -> zbus::Result<u64>;

    /// DefaultLimitRTPRIOSoft property
    #[zbus(property, name = "DefaultLimitRTPRIOSoft")]
    fn default_limit_rtpriosoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitRTTIME property
    #[zbus(property, name = "DefaultLimitRTTIME")]
    fn default_limit_rttime(&self) -> zbus::Result<u64>;

    /// DefaultLimitRTTIMESoft property
    #[zbus(property, name = "DefaultLimitRTTIMESoft")]
    fn default_limit_rttimesoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitSIGPENDING property
    #[zbus(property, name = "DefaultLimitSIGPENDING")]
    fn default_limit_sigpending(&self) -> zbus::Result<u64>;

    /// DefaultLimitSIGPENDINGSoft property
    #[zbus(property, name = "DefaultLimitSIGPENDINGSoft")]
    fn default_limit_sigpendingsoft(&self) -> zbus::Result<u64>;

    /// DefaultLimitSTACK property
    #[zbus(property, name = "DefaultLimitSTACK")]
    fn default_limit_stack(&self) -> zbus::Result<u64>;

    /// DefaultLimitSTACKSoft property
    #[zbus(property, name = "DefaultLimitSTACKSoft")]
    fn default_limit_stacksoft(&self) -> zbus::Result<u64>;

    /// DefaultMemoryAccounting property
    #[zbus(property)]
    fn default_memory_accounting(&self) -> zbus::Result<bool>;

    /// DefaultOOMPolicy property
    #[zbus(property, name = "DefaultOOMPolicy")]
    fn default_oompolicy(&self) -> zbus::Result<String>;

    /// DefaultRestartUSec property
    #[zbus(property, name = "DefaultRestartUSec")]
    fn default_restart_usec(&self) -> zbus::Result<u64>;

    /// DefaultStandardError property
    #[zbus(property)]
    fn default_standard_error(&self) -> zbus::Result<String>;

    /// DefaultStandardOutput property
    #[zbus(property)]
    fn default_standard_output(&self) -> zbus::Result<String>;

    /// DefaultStartLimitBurst property
    #[zbus(property)]
    fn default_start_limit_burst(&self) -> zbus::Result<u32>;

    /// DefaultStartLimitIntervalUSec property
    #[zbus(property, name = "DefaultStartLimitIntervalUSec")]
    fn default_start_limit_interval_usec(&self) -> zbus::Result<u64>;

    /// DefaultTasksAccounting property
    #[zbus(property)]
    fn default_tasks_accounting(&self) -> zbus::Result<bool>;

    /// DefaultTasksMax property
    #[zbus(property)]
    fn default_tasks_max(&self) -> zbus::Result<u64>;

    /// DefaultTimeoutAbortUSec property
    #[zbus(property, name = "DefaultTimeoutAbortUSec")]
    fn default_timeout_abort_usec(&self) -> zbus::Result<u64>;

    /// DefaultTimeoutStartUSec property
    #[zbus(property, name = "DefaultTimeoutStartUSec")]
    fn default_timeout_start_usec(&self) -> zbus::Result<u64>;

    /// DefaultTimeoutStopUSec property
    #[zbus(property, name = "DefaultTimeoutStopUSec")]
    fn default_timeout_stop_usec(&self) -> zbus::Result<u64>;

    /// DefaultTimerAccuracyUSec property
    #[zbus(property, name = "DefaultTimerAccuracyUSec")]
    fn default_timer_accuracy_usec(&self) -> zbus::Result<u64>;

    /// Environment property
    #[zbus(property)]
    fn environment(&self) -> zbus::Result<Vec<String>>;

    /// ExitCode property
    #[zbus(property)]
    fn exit_code(&self) -> zbus::Result<u8>;

    /// Features property
    #[zbus(property)]
    fn features(&self) -> zbus::Result<String>;

    /// FinishTimestamp property
    #[zbus(property)]
    fn finish_timestamp(&self) -> zbus::Result<u64>;

    /// FinishTimestampMonotonic property
    #[zbus(property)]
    fn finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// FirmwareTimestamp property
    #[zbus(property)]
    fn firmware_timestamp(&self) -> zbus::Result<u64>;

    /// FirmwareTimestampMonotonic property
    #[zbus(property)]
    fn firmware_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// GeneratorsFinishTimestamp property
    #[zbus(property)]
    fn generators_finish_timestamp(&self) -> zbus::Result<u64>;

    /// GeneratorsFinishTimestampMonotonic property
    #[zbus(property)]
    fn generators_finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// GeneratorsStartTimestamp property
    #[zbus(property)]
    fn generators_start_timestamp(&self) -> zbus::Result<u64>;

    /// GeneratorsStartTimestampMonotonic property
    #[zbus(property)]
    fn generators_start_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDGeneratorsFinishTimestamp property
    #[zbus(property, name = "InitRDGeneratorsFinishTimestamp")]
    fn init_rdgenerators_finish_timestamp(&self) -> zbus::Result<u64>;

    /// InitRDGeneratorsFinishTimestampMonotonic property
    #[zbus(property, name = "InitRDGeneratorsFinishTimestampMonotonic")]
    fn init_rdgenerators_finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDGeneratorsStartTimestamp property
    #[zbus(property, name = "InitRDGeneratorsStartTimestamp")]
    fn init_rdgenerators_start_timestamp(&self) -> zbus::Result<u64>;

    /// InitRDGeneratorsStartTimestampMonotonic property
    #[zbus(property, name = "InitRDGeneratorsStartTimestampMonotonic")]
    fn init_rdgenerators_start_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDSecurityFinishTimestamp property
    #[zbus(property, name = "InitRDSecurityFinishTimestamp")]
    fn init_rdsecurity_finish_timestamp(&self) -> zbus::Result<u64>;

    /// InitRDSecurityFinishTimestampMonotonic property
    #[zbus(property, name = "InitRDSecurityFinishTimestampMonotonic")]
    fn init_rdsecurity_finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDSecurityStartTimestamp property
    #[zbus(property, name = "InitRDSecurityStartTimestamp")]
    fn init_rdsecurity_start_timestamp(&self) -> zbus::Result<u64>;

    /// InitRDSecurityStartTimestampMonotonic property
    #[zbus(property, name = "InitRDSecurityStartTimestampMonotonic")]
    fn init_rdsecurity_start_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDTimestamp property
    #[zbus(property, name = "InitRDTimestamp")]
    fn init_rdtimestamp(&self) -> zbus::Result<u64>;

    /// InitRDTimestampMonotonic property
    #[zbus(property, name = "InitRDTimestampMonotonic")]
    fn init_rdtimestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDUnitsLoadFinishTimestamp property
    #[zbus(property, name = "InitRDUnitsLoadFinishTimestamp")]
    fn init_rdunits_load_finish_timestamp(&self) -> zbus::Result<u64>;

    /// InitRDUnitsLoadFinishTimestampMonotonic property
    #[zbus(property, name = "InitRDUnitsLoadFinishTimestampMonotonic")]
    fn init_rdunits_load_finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// InitRDUnitsLoadStartTimestamp property
    #[zbus(property, name = "InitRDUnitsLoadStartTimestamp")]
    fn init_rdunits_load_start_timestamp(&self) -> zbus::Result<u64>;

    /// InitRDUnitsLoadStartTimestampMonotonic property
    #[zbus(property, name = "InitRDUnitsLoadStartTimestampMonotonic")]
    fn init_rdunits_load_start_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// KExecWatchdogUSec property
    #[zbus(property, name = "KExecWatchdogUSec")]
    fn kexec_watchdog_usec(&self) -> zbus::Result<u64>;
    #[zbus(property, name = "KExecWatchdogUSec")]
    fn set_kexec_watchdog_usec(&self, value: u64) -> zbus::Result<()>;

    /// KernelTimestamp property
    #[zbus(property)]
    fn kernel_timestamp(&self) -> zbus::Result<u64>;

    /// KernelTimestampMonotonic property
    #[zbus(property)]
    fn kernel_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// LoaderTimestamp property
    #[zbus(property)]
    fn loader_timestamp(&self) -> zbus::Result<u64>;

    /// LoaderTimestampMonotonic property
    #[zbus(property)]
    fn loader_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// LogLevel property
    #[zbus(property)]
    fn log_level(&self) -> zbus::Result<String>;
    #[zbus(property)]
    fn set_log_level(&self, value: &str) -> zbus::Result<()>;

    /// LogTarget property
    #[zbus(property)]
    fn log_target(&self) -> zbus::Result<String>;
    #[zbus(property)]
    fn set_log_target(&self, value: &str) -> zbus::Result<()>;

    /// NFailedJobs property
    #[zbus(property, name = "NFailedJobs")]
    fn nfailed_jobs(&self) -> zbus::Result<u32>;

    /// NFailedUnits property
    #[zbus(property, name = "NFailedUnits")]
    fn nfailed_units(&self) -> zbus::Result<u32>;

    /// NInstalledJobs property
    #[zbus(property, name = "NInstalledJobs")]
    fn ninstalled_jobs(&self) -> zbus::Result<u32>;

    /// NJobs property
    #[zbus(property, name = "NJobs")]
    fn njobs(&self) -> zbus::Result<u32>;

    /// NNames property
    #[zbus(property, name = "NNames")]
    fn nnames(&self) -> zbus::Result<u32>;

    /// Progress property
    #[zbus(property)]
    fn progress(&self) -> zbus::Result<f64>;

    /// RebootWatchdogUSec property
    #[zbus(property, name = "RebootWatchdogUSec")]
    fn reboot_watchdog_usec(&self) -> zbus::Result<u64>;
    #[zbus(property, name = "RebootWatchdogUSec")]
    fn set_reboot_watchdog_usec(&self, value: u64) -> zbus::Result<()>;

    /// RuntimeWatchdogUSec property
    #[zbus(property, name = "RuntimeWatchdogUSec")]
    fn runtime_watchdog_usec(&self) -> zbus::Result<u64>;
    #[zbus(property, name = "RuntimeWatchdogUSec")]
    fn set_runtime_watchdog_usec(&self, value: u64) -> zbus::Result<()>;

    /// SecurityFinishTimestamp property
    #[zbus(property)]
    fn security_finish_timestamp(&self) -> zbus::Result<u64>;

    /// SecurityFinishTimestampMonotonic property
    #[zbus(property)]
    fn security_finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// SecurityStartTimestamp property
    #[zbus(property)]
    fn security_start_timestamp(&self) -> zbus::Result<u64>;

    /// SecurityStartTimestampMonotonic property
    #[zbus(property)]
    fn security_start_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// ServiceWatchdogs property
    #[zbus(property)]
    fn service_watchdogs(&self) -> zbus::Result<bool>;
    #[zbus(property)]
    fn set_service_watchdogs(&self, value: bool) -> zbus::Result<()>;

    /// ShowStatus property
    #[zbus(property)]
    fn show_status(&self) -> zbus::Result<bool>;

    /// SystemState property
    #[zbus(property)]
    fn system_state(&self) -> zbus::Result<String>;

    /// Tainted property
    #[zbus(property)]
    fn tainted(&self) -> zbus::Result<String>;

    /// TimerSlackNSec property
    #[zbus(property, name = "TimerSlackNSec")]
    fn timer_slack_nsec(&self) -> zbus::Result<u64>;

    /// UnitPath property
    #[zbus(property)]
    fn unit_path(&self) -> zbus::Result<Vec<String>>;

    /// UnitsLoadFinishTimestamp property
    #[zbus(property)]
    fn units_load_finish_timestamp(&self) -> zbus::Result<u64>;

    /// UnitsLoadFinishTimestampMonotonic property
    #[zbus(property)]
    fn units_load_finish_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// UnitsLoadStartTimestamp property
    #[zbus(property)]
    fn units_load_start_timestamp(&self) -> zbus::Result<u64>;

    /// UnitsLoadStartTimestampMonotonic property
    #[zbus(property)]
    fn units_load_start_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// UserspaceTimestamp property
    #[zbus(property)]
    fn userspace_timestamp(&self) -> zbus::Result<u64>;

    /// UserspaceTimestampMonotonic property
    #[zbus(property)]
    fn userspace_timestamp_monotonic(&self) -> zbus::Result<u64>;

    /// Version property
    #[zbus(property)]
    fn version(&self) -> zbus::Result<String>;

    /// Virtualization property
    #[zbus(property)]
    fn virtualization(&self) -> zbus::Result<String>;
}