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lib
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python3.9
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site-packages
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tuned
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daemon
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Editing: daemon.cpython-39.opt-1.pyc
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a �]�i�4 � @ s� d dl Z d dlZd dlZd dlZd dlmZ d dlmZ d dl m Z d dl m Z d dlm Z d dlmZ d dlZej�� ZG dd� de�ZdS ) � N)�TunedException)�InvalidProfileException)�commands)�exports)�ProfileRecommenderc @ s e Zd Zd;dd�Zdd� Zdd� Zdd � Zd d � Zd d � Zdd� Z d<dd�Z e dd� �Z e dd� �Z e dd� �Ze dd� �Ze dd � �Zd d � Zd d � Zd!d"� Zd#d$� Zd%d&� Zd'd(� Zd)d*� Zd+d,� Zd-d.� Zd/d0� Zd1d2� Zd3d4� Z d5d6� Z d7d8� Z d=d9d:�Z dS )>�DaemonNc C s� t �d� tj| _ttj�| _ttj�| _ tj | _ d| _ tj | _|d ur�|�tjtj�| _t|�tjtj��| _t|�tjtj��| _ |�tjtj �| _ |�tjtj�| _ |�tjtj �| _|| _| jdkr�ttj�| _| j dkr�d| _ n| j | jk r�| j| _ | j | j | _t �d| j � | j �rJt �d� t �d| j| j | jf � t| j d�| _ || _ || _ | � � t � | _!z| �"|� W nD t#�y� } z*t �$d | � | j�s�t#d ��W Y d }~n d }~0 0 d S ) Nzinitializing daemonTr Fz$using sleep interval of %d second(s)z8dynamic tuning is enabled (can be overridden by plugins)zFusing update interval of %d second(s) (%d times of the sleep interval))Z is_hardcodedz:Cannot set initial profile. No tunings will be enabled: %sz<Applying TuneD profile failed, check TuneD logs for details.)%�log�debug�constsZCFG_DEF_DAEMON�_daemon�intZCFG_DEF_SLEEP_INTERVAL�_sleep_intervalZCFG_DEF_UPDATE_INTERVALZ_update_intervalZCFG_DEF_DYNAMIC_TUNING�_dynamic_tuningZ_recommend_commandZCFG_DEF_ROLLBACK� _rollbackZget_boolZ CFG_DAEMON�getZCFG_SLEEP_INTERVALZCFG_UPDATE_INTERVALZCFG_DYNAMIC_TUNINGZCFG_RECOMMEND_COMMANDZCFG_DEF_RECOMMEND_COMMAND� CFG_ROLLBACK� _application� _sleep_cycles�infor �_profile_recommender� _unit_manager�_profile_loader� _init_threadsr �_cmd� _init_profiler �error)�selfZ unit_manager�profile_loader� profile_namesZconfigZ application�e� r �7/usr/lib/python3.9/site-packages/tuned/daemon/daemon.py�__init__ sJ zDaemon.__init__c C sP d | _ t�� | _t�� | _t�� | _t�� | _t�� | _| j�� t�� | _ d S �N) �_thread� threading�Event� _terminate�_terminate_profile_switch� _not_used�_sighup_processingZ_sighup_pending�set�_profile_applied�r r r r! r 9 s zDaemon._init_threadsc C s | � d� dS )zARead configuration files again and load profile according to themN)r r- r r r! �reload_profile_configG s z Daemon.reload_profile_configc C s� d}| j �� }|d u rP| �� \}}|d u rrd}|r<|d7 }n|d7 }t�|� n"|dkrr|rht�d� n t�d� d | _d | _g | _d | _| � |||� d S )NTz.No profile is preset, running in manual mode. z(Only post-loaded profile will be enabledzNo profile will be enabled.� ) r Zget_post_loaded_profile�_get_startup_profiler r �_profile�_manual�_active_profiles�_post_loaded_profile�set_all_profiles)r r �manual�post_loaded_profile�msgr r r! r K s& zDaemon._init_profilec C s� |pd}|� � }| jr2t�d| j � || jg }|D ]2}|| jj�� vr6d| }| �|d|� t|��q6z.|r�| j � |�| _ nd | _ || _ |� � | _ W nL ty� } z4dd�|�|f }| �|d|� t|��W Y d }~n d }~0 0 d S )Nr/ z Using post-loaded profile '%s'z%Requested profile '%s' doesn't exist.Fz Cannot load profile(s) '%s': %s� )�splitr4 r r r Zprofile_locatorZget_known_names�_notify_profile_changedr r �loadr1 r2 r3 r �join)r r r6 Z profile_list�profile�errstrr r r r! �_load_profilesd s, � zDaemon._load_profilesc C s2 | � � r"d}| �|d|� t|��| �||� d S �Nz/Cannot set profile while the daemon is running.F)� is_runningr; r r@ )r r r6 r? r r r! � set_profile~ s �zDaemon.set_profilec C s4 |s d | _ n$t|�� �dkr*d}t|��n|| _ d S )N� zYWhitespace is not allowed in profile names; only a single post-loaded profile is allowed.)r4 �lenr: r )r � profile_namer? r r r! �_set_post_loaded_profile� s z Daemon._set_post_loaded_profileFc C sV | � � r"d}| �|d|� t|��| �|� | �||� |rR| �||� | �|� d S rA )rB r; r rG r@ �_save_active_profile�_save_post_loaded_profile)r Zactive_profilesr6 r7 Zsave_instantlyr? r r r! r5 � s � zDaemon.set_all_profilesc C s | j S r# �r1 r- r r r! r> � s zDaemon.profilec C s | j S r# )r2 r- r r r! r6 � s z Daemon.manualc C s | j r | jS d S r# )r1 r4 r- r r r! r7 � s zDaemon.post_loaded_profilec C s | j S r# )r r- r r r! �profile_recommender� s zDaemon.profile_recommenderc C s | j S r# )r r- r r r! r � s zDaemon.profile_loaderc C s | j d ur t�tj|||� |S r# )r r Z send_signalr ZSIGNAL_PROFILE_CHANGED)r r �resultr? r r r! r; � s z Daemon._notify_profile_changedc C sj | j jddgdgd�\}}|dk r&dS |d d� dkr:dS | j jddgdgd�\}}t�d |�d u oh| S ) NZ systemctlzis-system-runningr )Z no_errorsF� Zstoppingz list-jobsz0\b(shutdown|reboot|halt|poweroff)\.target.*start)r Zexecute�re�search)r Zretcode�outr r r! �_full_rollback_required� s z Daemon._full_rollback_requiredc C s� | j d u rtd��| j�| j j� | �d�| j�| j� | � | j � | j� � | j � � t�d| j j � | jrxt�� d�| j�}| �|dd� | j�� | j�r| j}| j�| j| j��s| j r�|d8 }|dkr�| j}t� d� | j� � t� d � | j� � q�| j �� d}| j�| j | j��s<|d k �r<|d7 }�q| j!�"� �rPt#j$}njt#j%}| �&� �slt�d � nN| j'd k�r�t#j(}t�d t#j)t#j*f � n$| j�r�t�d� t#j$}n t�d� | j�r�| j�+|� | j�,� d S )Nz2Cannot start the daemon without setting a profile.r9 z'static tuning from profile '%s' appliedTZOKrD r zupdating monitorszperforming tunings� z1terminating TuneD due to system shutdown / rebootZ not_on_exitzMterminating TuneD and not rolling back any changes due to '%s' option in '%s'z+terminating TuneD, rolling back all changesz"terminating TuneD in one-shot mode)-r1 r r ZcreateZunitsrH r= r3 r2 rI r4 Z start_tuningr, r+ r r �namer r �startr; r* �clearr r �waitr' r r r Zupdate_monitorsZ update_tuningr) r( �is_setr Z ROLLBACK_FULLZ ROLLBACK_SOFTrQ r Z ROLLBACK_NONEr ZGLOBAL_CONFIG_FILEZ stop_tuningZ destroy_all)r r Z _sleep_cnt�iZrollbackr r r! � _thread_code� sZ � zDaemon._thread_codec C sJ z| j �||� W n2 tyD } zt�t|�� W Y d }~n d }~0 0 d S r# )r Zsave_active_profiler r r �str)r r r6 r r r r! rH s zDaemon._save_active_profilec C sH z| j �|� W n2 tyB } zt�t|�� W Y d }~n d }~0 0 d S r# )r Zsave_post_loaded_profiler r r rZ )r rF r r r r! rI s z Daemon._save_post_loaded_profilec C s& t �d� | j�� }t �d| � |S )NzWRunning in automatic mode, checking what profile is recommended for your configuration.zUsing '%s' profile)r r r Z recommend)r r> r r r! �_get_recommended_profile s z Daemon._get_recommended_profilec C s2 | j �� \}}|d u r |d u}|s*| �� }||fS r# )r Zget_active_profiler[ )r r> r6 r r r! r0 s zDaemon._get_startup_profilec C s | j j�� S )z$Return all accessible plugin classes)r �plugins_repositoryZload_all_classesr- r r r! �get_all_plugins& s zDaemon.get_all_pluginsc C s. z| j j�|�}W n ty& Y dS 0 |jS )z Return plugin class docstringr/ )r r\ � load_class� ImportError�__doc__�r Z plugin_nameZ plugin_classr r r! �get_plugin_documentation* s � z Daemon.get_plugin_documentationc C s2 z| j j�|�}W n ty( i Y S 0 |�� S )z�Return plugin's parameters and their hints Parameters: plugin_name -- plugins name Return: dictionary -- {parameter_name: hint} )r r\ r^ r_ Zget_config_options_hintsra r r r! �get_plugin_hints4 s � zDaemon.get_plugin_hintsc C s | j d uS r# rJ r- r r r! � is_enabledE s zDaemon.is_enabledc C s | j d uo| j �� S r# )r$ �is_aliver- r r r! rB H s zDaemon.is_runningc C s` | � � r dS | jd u rdS t�d� | j�� tj| jd�| _ | j � � | j � � | j � � dS )NFzstarting tuning)�targetT)rB r1 r r r) r+ r% �ThreadrY r$ r( rU r' rT r- r r r! rT K s z Daemon.startc C s| | � � st�d� dS | jd u r.t�d� dS | j�� sFt�d� dS | j�� t�d| jj � | j � |�}| j� � |S )NzTuneD is not runningFzno profile is setzprofile is not appliedzverifying profile(s): %s) rB r r r1 r, rW r) rU r rS r Z verify_tuningr+ )r Zignore_missing�retr r r! �verify_profileZ s zDaemon.verify_profilec C sB | � � s dS t�d� |r$| j�� | j�� | j�� d | _dS )NFzstopping tuningT)rB r r r( r+ r' r$ r= )r Zprofile_switchr r r! �stopp s z Daemon.stop)NNN)F)F) �__name__� __module__� __qualname__r" r r. r r@ rC rG r5 �propertyr> r6 r7 rK r r; rQ rY rH rI r[ r0 r] rb rc rd rB rT ri rj r r r r! r sD ( � G r )�os�errnor% Z tuned.logsZtunedZtuned.exceptionsr Ztuned.profiles.exceptionsr Z tuned.constsr Ztuned.utils.commandsr r Z tuned.utils.profile_recommenderr rN Zlogsr r �objectr r r r r! �<module> s
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