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편집 파일: controller.cpython-39.pyc
a ,�ggL � @ s( d dl mZmZ d dlmZ d dlmZmZmZ d dl m Z m Z m Z m Z d dlmZ d dlmZ d dlZd dlZd dlZd dlZd dlZe�� ZdZd Zd Zd Z d Z d Z d Z dZ e e e d�Z!G dd� de�Z"G dd� dej#�Z$G dd� dej#�Z%G dd� de&�Z'G dd� de&�Z(G dd� dej)j*�Z+dS ) � )�exports�logs)�commands)�PPD_CONFIG_FILE�PPD_BASE_PROFILE_FILE�PPD_API_COMPATIBILITY)� PPDConfig�PPD_PERFORMANCE� PPD_BALANCED�PPD_POWER_SAVER)�Enum)�RandomN�tunedz-/sys/devices/system/cpu/intel_pstate/no_turboz4/sys/bus/platform/devices/thinkpad_acpi/dytc_lapmode�unknownzorg.freedesktop.UPowerz/org/freedesktop/UPowerz#/sys/firmware/acpi/platform_profile)z low-powerZbalancedZ performancec @ s e Zd ZdZdZdZdZdS )�PerformanceDegradedz7 Possible reasons for performance degradation. � z lap-detectedzhigh-operating-temperatureN)�__name__� __module__� __qualname__�__doc__�NONE� LAP_DETECTED�HIGH_OPERATING_TEMPERATURE� r r �8/usr/lib/python3.9/site-packages/tuned/ppd/controller.pyr ! s r c s( e Zd ZdZ� fdd�Zdd� Z� ZS )� PerformanceDegradedEventHandlerz= Event handler for checking performance degradation. c s t t| ��� || _|| _d S �N)�superr �__init__� _controller�_path)�self� controller�path�� __class__r r r . s z(PerformanceDegradedEventHandler.__init__c C s |j | jkrd S | j�� d S r )�pathnamer r �check_performance_degraded�r! Zeventr r r �process_IN_MODIFY3 s z1PerformanceDegradedEventHandler.process_IN_MODIFY)r r r r r r) � __classcell__r r r$ r r * s r c sD e Zd ZdZdZ� fdd�Zdd� Zdd� Zd d � Zd d � Z � Z S ) �PlatformProfileEventHandlera Event handler for switching PPD profiles based on the ACPI platform profile This handler should only invoke a PPD profile change if the change of the file at PLATFORM_PROFILE_PATH comes from within the kernel (e.g., when the user presses Fn-L on a Thinkpad laptop). This is currently detected as the file being modified without being opened before. g�������?c s$ t t| ��� || _d| _d| _d S )NFr )r r+ r r � _file_open� _last_close�r! r" r$ r r r F s z$PlatformProfileEventHandler.__init__c C s |j tkrd S d| _d| _d S )NTr )r& �PLATFORM_PROFILE_PATHr, r- r( r r r �process_IN_OPENL s z+PlatformProfileEventHandler.process_IN_OPENc C s" |j tkrd S d| _t�� | _d S �NF)r& r/ r, �timer- r( r r r �process_IN_CLOSE_WRITER s z2PlatformProfileEventHandler.process_IN_CLOSE_WRITEc C s |j tkrd S d| _d S r1 )r& r/ r, r( r r r �process_IN_CLOSE_NOWRITEX s z4PlatformProfileEventHandler.process_IN_CLOSE_NOWRITEc C s6 |j tks$| js$| j| j t�� kr(d S | j�� d S r )r& r/ r, r- �CLOSE_MODIFY_BUFFERr2 r �check_platform_profiler( r r r r) ] s $z-PlatformProfileEventHandler.process_IN_MODIFY) r r r r r5 r r0 r3 r4 r) r* r r r$ r r+ 9 s r+ c @ s e Zd ZdZdd� Zdd� ZdS )� ProfileHoldz} Class holding information about a single profile hold, i.e., a temporary profile switch requested by a process. c C s" || _ || _|| _|| _|| _d S r )�profile�reason�app_id�caller�watch)r! r8 r9 r: r; r< r r r r k s zProfileHold.__init__c C s | j | j| jd�S )zF Returns the hold information as a Python dictionary. )�ProfileZReasonZ ApplicationId)r8 r9 r: �r! r r r �as_dictr s �zProfileHold.as_dictN)r r r r r r? r r r r r7 f s r7 c @ s` e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z dd� Z dd� Z dS )�ProfileHoldManagerz� Manager of profile holds responsible for their creation/deletion and for choosing the effective one. Holds are identified using integer cookies which are distributed to the hold-requesting processes. c C s i | _ t� | _|| _d S r )�_holdsr �_cookie_generatorr r. r r r r � s zProfileHoldManager.__init__c s � ��fdd�}|S )z� Returns the callback to invoke when the process with the given ID (which requested a hold with the given cookie) disappears. c s( | dkr$t �d� �f � ���� d S )Nr z1Application '%s' disappeared, releasing hold '%s')�log�info�remove)�name�r: �cookier! r r �callback� s z6ProfileHoldManager._removal_callback.<locals>.callbackr )r! rH r: rI r rG r �_removal_callback� s z$ProfileHoldManager._removal_callbackc C s t dd� | j�� D ��r tS tS )zJ Returns the hold to use from the set of all active ones. c s s | ]}|j tkV qd S r )r8 r ��.0�holdr r r � <genexpr>� � z=ProfileHoldManager._effective_hold_profile.<locals>.<genexpr>)�anyrA �valuesr r r> r r r �_effective_hold_profile� s z*ProfileHoldManager._effective_hold_profilec C s\ || j vrdS | j �|�}|j�� t�d|� t�d| �� � t� d||j |j f � dS )zC Cancels the hold saved under the provided cookie. N�ProfileReleased�ActiveProfileHoldsz5Releasing hold '%s': profile '%s' by application '%s') rA �popr< �cancelr Z send_signal�property_changed� as_dbus_arrayrC rD r8 r: )r! rH rM r r r �_cancel� s zProfileHoldManager._cancelc C s t jdd� | j�� D �dd�S )zY Returns the information about current holds as a DBus-compatible array. c S s g | ] }|� � �qS r )r? rK r r r � <listcomp>� rO z4ProfileHoldManager.as_dbus_array.<locals>.<listcomp>�a{sv}�Z signature)�dbus�ArrayrA rQ r> r r r rX � s z ProfileHoldManager.as_dbus_arrayc C s� d}|dks|| j v r&| j�dd�}q| jj�|| �||��}t�d|||f � t |||||�| j |< t � d| � � � | j� | �� � |S )z* Adds a new profile hold. r l �� z2Adding hold '%s': profile '%s' by application '%s'rT )rA rB Zrandintr �busZwatch_name_ownerrJ rC rD r7 r rW rX �switch_profilerR )r! r8 r9 r: r; rH r< r r r �add� s zProfileHoldManager.addc C s || j v S )zI Returns True if there is a hold under the given cookie. )rA �r! rH r r r �has� s zProfileHoldManager.hasc C s: | � |� t| j�dkr"| �� }n| jj}| j�|� dS )zf Releases the hold saved under the provided cookie and sets the next profile. r N)rY �lenrA rR r � base_profiler` )r! rH � new_profiler r r rE � s zProfileHoldManager.removec C s" t | j�� �D ]}| �|� qdS )z- Releases all profile holds. N)�listrA �keysrY rb r r r �clear� s zProfileHoldManager.clearc C s || j v o| j | j|kS r )rA r; �r! rH r; r r r � check_caller� s z ProfileHoldManager.check_callerN)r r r r r rJ rR rY rX ra rc rE ri rk r r r r r@ } s r@ c s^ e Zd ZdZ� fdd�Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zedd� �Zed d � �Zd d � Zd d!� Ze�d"d#d$�d%d&� �Ze�d#d'd(�d)d*� �Ze�d#�d+d,� �Ze�d-d.�d/d0� �Z e� d-�d1d2� �Z e� d3�d4d5� �Z e� d6�d7d8� �Z e� d9�d:d;� �Z!e� d<�d=d>� �Z"e� d?�d@dA� �Z#� Z$S )B� ControllerzF The main tuned-ppd controller, exporting its DBus interface. c s� t t| ��� || _|| _t� | _t�� | _ d | _ d| _ t � � | _t �| j�| _i | _tj�t�| _tj�t�| _tj�t�| _| j�d| j � | � � d S )NFZprofile_changed) r rl r �_bus�_tuned_interfacer �_cmd� threading�Event� _terminate�_battery_handler� _on_battery� pyinotifyZ WatchManager�_watch_managerZThreadedNotifier� _notifier�_inotify_watches�osr# �isfiler/ �_platform_profile_supported� NO_TURBO_PATH�_no_turbo_supported� LAP_MODE_PATH�_lap_mode_supported�connect_to_signal�_tuned_profile_changed� initialize)r! r_ Ztuned_interfacer$ r r r � s zController.__init__c C s< t | j�td��| _t�d| jr$dnd � | �| j� dS )zG The callback to invoke when the power supply changes. � OnBatteryzBattery status changed: z DC (battery)z AC (charging)N) �bool�_upower_properties�Get�UPOWER_DBUS_INTERFACErt rC rD r` �_active_profile)r! Z interfaceZchangedZ invalidatedr r r �_upower_changed� s zController._upower_changedc C s� |sdS || j �� kr$t�d� dS z| jj�|| j�}W n$ ty^ t }t� d| � Y n0 | j |kr�t� d| � | j �� || _ t�d| j � |t kr�|| _| �|� dS )zM The callback to invoke when TuneD signals a profile change. NzLReceived a profile change signal from TuneD, but it is not relevant anymore.z0TuneD profile changed to an unknown profile '%s'zProfile changed to '%s'� ActiveProfile)rn �active_profilerC �debug�_configZ tuned_to_ppd�getrt �KeyError�UNKNOWN_PROFILEZwarningr� rD �_profile_holdsri r rW � _base_profile�_save_base_profile)r! � tuned_profile�resultZerrstrZ ppd_profiler r r r� � s$ z!Controller._tuned_profile_changedc C s� d| _ | jjs,| jdur(| j�� d| _dS zP| jdu rf| j�tt�}t � |t j �| _ |� d| j�| _t| j �td��| _ W n2 t jjy� } zt�|� W Y d}~n d}~0 0 dS )z; Sets up handling of power supply changes. FNZPropertiesChangedr� )rt r� Zbattery_detectionrs rE rm Z get_object�UPOWER_DBUS_NAME�UPOWER_DBUS_PATHr] Z InterfaceZPROPERTIES_IFACEr� r� r� r� r� r� � exceptions� DBusExceptionrC r� )r! Z upower_proxy�errorr r r �_setup_battery_signaling s z#Controller._setup_battery_signalingc C s� | j �t| j�� �� | jrH| j| j jtj� t �t j t t | �d�O _| jrz| j| j jtj� t�t j t t| �d�O _| jr�| jjr�| j| j jtj� t�t jt j B t jB t jB t| �d�O _dS )z/ Sets up inotify file watches. )r# �maskZproc_funN)rv �rm_watchrg rx rQ r} Z add_watchry r# �dirnamer| ru Z IN_MODIFYr r r~ r{ r� Zthinkpad_function_keysr/ ZIN_OPENZIN_CLOSE_WRITEZIN_CLOSE_NOWRITEr+ r> r r r �_setup_inotify s � � �zController._setup_inotifyc C s� t j}tj�t�r,| j�t��� dkr,t j }tj�t �rR| j�t ��� dkrRt j }|| j kr�t �d|j � || _ t�d|j� dS )ze Checks the current performance degradation status and sends a signal if it changed. �1zPerformance degraded: %sr N)r r ry r# �existsr| ro � read_file�stripr r~ r �_performance_degradedrC rD �valuer rW )r! Zperformance_degradedr r r r' 2 s z%Controller.check_performance_degradedc C sZ | j �t��� }|tvr dS t�d| � t| }| j�� | � |� || _ | � |� dS )z` Sets the active PPD profile based on the content of the ACPI platform profile. Nz Platform profile changed: %s) ro r� r/ r� �PLATFORM_PROFILE_MAPPINGrC r� r� ri r` r� r� )r! Zplatform_profilerf r r r r6 @ s z!Controller.check_platform_profilec C s | j jtdd��� pdS )z? Loads and returns the saved PPD base profile. T)Zno_errorN)ro r� r r� r> r r r �_load_base_profileN s z Controller._load_base_profilec C s | j �t|d � dS )zI Saves the given PPD profile into the base profile file. � N)ro Z write_to_filer �r! r8 r r r r� T s z Controller._save_base_profilec C sN | j �� }||krdS t�d| � | j �|�\}}|sFt�t|�� t|�S )zM Sets the TuneD profile to the given one if not already set. Tz Setting TuneD profile to '%s')rn r� rC rD r` r� �strr� )r! r� Zactive_tuned_profile�okZ error_msgr r r �_set_tuned_profileZ s z Controller._set_tuned_profilec C sl d| _ t| �| _tj| _| �� tt| j �| _ | � � | � � pD| j j | _| �| j� | �| j� | �� dS )z- Initializes the controller. N)r� r@ r� r r r� r' r r rn r� r� r� Zdefault_profiler� r` r� r� r> r r r r� g s zController.initializec C sP t �� | j�� | j�| jd�s$q| j�t| j � � �� | j� � t � � dS )zK Exports the DBus interface and runs the main daemon loop. � N) r �startrw ro �waitrr rv r� rg rx rQ �stopr> r r r �runv s zController.runc C s | j S )zG DBus interface for communication with other services. )rm r> r r r r_ � s zController.busc C s | j S )z� The base PPD profile. This is the profile to restore when all profile holds are released or when tuned-ppd is restarted. It may not be equal to the currently active profile. )r� r> r r r re � s zController.base_profilec C s | j �� dS )z4 Stops the main loop of the daemon. N)rr �setr> r r r � terminate� s zController.terminatec C s< | � | jj�|| j��s dS | j|kr8t�d|� || _dS )z� Sets the currently active profile to the given one, if not already set. Does not change the base profile. Fr� T)r� r� � ppd_to_tunedr� rt r� r rW r� r r r r` � s zController.switch_profileZsss�uz hold-profilec C s6 |t kr$|tkr$tj�dt tf ��| j�||||�S )zT Initiates a profile hold and returns a cookie for referring to it. z'Only '%s' and '%s' profiles may be held)r r r] r� r� r� ra )r! r8 r9 r: r; r r r � HoldProfile� s �zController.HoldProfiler zrelease-profilec C sF | j �|�s tj�d| ��| j �||�s6tj�d��| j �|� dS )z@ Releases a held profile with the given cookie. z No active hold for cookie '%s'z<Cannot release a profile hold inititated by another process.N)r� rc r] r� r� rk rE rj r r r �ReleaseProfile� s zController.ReleaseProfilec C s dS )zG The DBus signal sent when a held profile is released. Nr rb r r r rS � s zController.ProfileReleasedr� zswitch-profilec C sj || j j�| j�vr$tj�d| ��t�d| � | j � � | � |�sVtj�d| ��|| _ | � |� dS )z� Sets the base profile to the given one and also makes it active. If there are any active profile holds, these are cancelled. zInvalid profile '%s'zSetting base profile to %szError setting profile %s'N)r� r� rh rt r] r� r� rC r� r� ri r` r� r� )r! r8 r; r r r �set_active_profile� s z Controller.set_active_profilec C s | j S )z; Returns the currently active PPD profile. )r� �r! r; r r r �get_active_profile� s z Controller.get_active_profileZProfilesc C s$ t jdd� | jj�| j�D �dd�S )zE Returns a DBus array of all available PPD profiles. c S s g | ]}|t d ��qS ))r= ZDriver)�DRIVER)rL r8 r r r rZ � rO z+Controller.get_profiles.<locals>.<listcomp>r[ r\ )r] r^ r� r� rh rt r� r r r � get_profiles� s �zController.get_profilesZActionsc C s t jg dd�S )z[ Returns a DBus array of all available actions (currently there are none). �sr\ )r] r^ r� r r r � get_actions� s zController.get_actionsr c C s | j jS )zE Returns the current performance degradation status. )r� r� r� r r r �get_performance_degraded� s z#Controller.get_performance_degradedrT c C s | j �� S )z? Returns a DBus array of active profile holds. )r� rX r� r r r �get_active_profile_holds� s z#Controller.get_active_profile_holdsZVersionc C s t S r )r r� r r r �version� s zController.version)%r r r r r r� r� r� r� r' r6 r� r� r� r� r� �propertyr_ re r� r` r Zexportr� r� �signalrS Zproperty_setterr� Zproperty_getterr� r� r� r� r� r� r* r r r$ r rl � sN rl ),r r r Ztuned.utils.commandsr Z tuned.constsr r r Ztuned.ppd.configr r r r �enumr Zrandomr ru rp r] ry r2 r� rC r� r| r~ r� r� r� r� r/ r� r Z ProcessEventr r+ �objectr7 r@ Z interfacesZExportableInterfacerl r r r r �<module> s: � -\