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base.pyc
� � �\c @ s� d d l Z d d l j Z d d l Z d d l Z d d l Z d d l m Z d d l Z d d l m Z m Z e j j � Z d e f d � � YZ d S( i����N( t commands( t Popent PIPEt Pluginc B so e Z d Z d � Z d � Z d � Z e d � � Z e d � � Z e d � � Z e d � � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z e d � Z d � Z d � Z d � Z! e d � Z" d � Z# d � Z$ e d � Z% d! � Z& d" � Z' d# � Z( d$ � Z) d% � Z* d& � Z+ d= d= d= d' � Z- d= d( � Z. d= d) � Z/ d= d* � Z0 d+ � Z1 d, � Z2 d- � Z3 d. � Z4 d/ � Z5 d= e d0 � Z6 d= d= d1 � Z7 d2 � Z8 d3 � Z9 d4 � Z: d= d5 � Z; d= d6 � Z< d7 � Z= d8 � Z> d9 � Z? d: � Z@ d; � ZA d< � ZB RS(> s Base class for all plugins. Plugins change various system settings in order to get desired performance or power saving. Plugins use Monitor objects to get information from the running system. Intentionally a lot of logic is included in the plugin to increase plugin flexibility. c C s� | j | j j � | _ | | _ | | _ | | _ | | _ | | _ t j � | _ | j � | | _ | | _ t | _ t | _ | j � | _ t � | _ d S( s Plugin constructor.N( t createt __class__t __name__t _storaget _monitors_repositoryt _hardware_inventoryt _device_matchert _device_matcher_udevt _instance_factoryt collectionst OrderedDictt _instancest _init_commandst _global_cfgt _variablest Falset _has_dynamic_optionst _devices_initedt# _get_config_options_used_by_dynamict _options_used_by_dynamicR t _cmd( t selft monitors_repositoryt storage_factoryt hardware_inventoryt device_matchert device_matcher_udevt instance_factoryt global_cfgt variables( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt __init__ s c C s | j � d S( N( t destroy_instances( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt cleanup, s c C s# | j s | j � t | _ n d S( N( R t _init_devicest True( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt init_devices/ s c C s' | j j j d � d j d d � d S( Nt .i����t _i ( R t __module__t split( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt name4 s c C s i S( s- Default configuration options for the plugin.( ( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _get_config_options< s c C s i S( s* Explanation of each config option function( ( t cls( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt get_config_options_hintsA s c C s g S( sn List of config options used by dynamic tuning. Their previous values will be automatically saved and restored.( ( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR F s c C sj | j � j � } xQ | D]I } | | k s4 | j rE | | | | <q t j d | | j j f � q W| S( s3 Merge provided options with plugin default options.s$ Unknown option '%s' for plugin '%s'.( R- t copyR t logt warnR R ( R t optionst effectivet key( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _get_effective_optionsK s !c C s> t | � t k r | St | � j � } | d k p= | d k S( Nt truet 1( t typet boolt strt lower( R t value( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _option_boolV s c C sf | | j k r" t d | � � n | j | � } | j j | | | | | | | � } | | j | <| S( s8 Create new instance of the plugin and seize the devices.s. Plugin instance with name '%s' already exists.( R t ExceptionR6 R R ( R R, t devices_expressiont devices_udev_regext script_pret script_postR3 t effective_optionst instance( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt create_instance` s c C s{ | j | k r( t d | | f � � n | j | j k rM t d | � � n | j | j } | j | � | j | j =d S( s Destroy existing instance.s9 Plugin instance '%s' does not belong to this plugin '%s'.s+ Plugin instance '%s' was already destroyed.N( t _pluginR? R, R t _destroy_instance( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt destroy_instancel s c C s. t j d | j | j f � | j | � d S( s Initialize an instance.s initializing instance %s (%s)N( R1 t debugR, t _instance_init( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt initialize_instancew s c C s[ xG t | j j � � D]0 } t j d | j | j f � | j | � q W| j j � d S( s Destroy all instances.s destroying instance %s (%s)N( t listR t valuesR1 RJ R, RH t clear( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR# | s c C s | j | � | j | � d S( N( t release_devicest _instance_cleanup( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyRH � s c C s t � � d S( N( t NotImplementedError( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyRK � s c C s t � � d S( N( RR ( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyRQ � s c C s% t | _ t � | _ t � | _ d S( N( R t _devices_supportedt sett _assigned_devicest _free_devices( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR% � s c C s d S( s� Override this in a subclass to transform a list of device names (e.g. ['sda']) to a list of pyudev.Device objects, if your plugin supports itN( t None( R t devices( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _get_device_objects� s c C s� | j d k r+ t | j j | j | � � S| j | � } | d k r` t j d | j � t � S| j j | j | � } t g | D] } | j ^ q� � Sd S( Ns< Plugin '%s' does not support the 'devices_udev_regex' option( RA RW RT R t match_listR@ RY R1 t errorR, R t sys_name( R RE RX t udev_devicest x( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _get_matching_devices� s c C s� | j s d St j d | j � | j | | j � } t | � d k | _ | j sk t j d | j � n} | j } | j | j k r� | d | j 7} n t j d | d j | � f � | j j | � | j | O_ | j | 8_ d S( Ns assigning devices to instance %si s* instance %s: no matching devices availables (%s)s! instance %s: assigning devices %ss , ( RS R1 RJ R, R_ RV t lent activeR2 t infot joint assigned_devicest updateRU ( R RE t to_assignR, ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt assign_free_devices� s c C si | j s d S| j | j B| j @} t | _ | j j � | j j � | j | 8_ | j | O_ d S( N( RS t processed_devicesRd RU R Ra RO RV ( R RE t to_release( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyRP � s c C s7 | j s d g } n x | D] } | | | � q Wd S( N( RS RW ( R RE t callbackRX t device( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _run_for_each_device� s c C s d S( N( ( R RE t enabling( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _instance_pre_static� s c C s d S( N( ( R RE Rm ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _instance_post_static� s c C s� | d k r d St | � d k r@ t j d | j | f � d S| j d � sd t j d d � t St j j | � } t } xR| D]J} t j } | j | j j � � | g } | r� | j d � n | j | � t j d | t | � f � t j d t t | j � � � � y� t | g | d t d t d t d | d | d t �} | j � \ } } | j r�t j d | | j | d f � t } n Wq� t t f k r�} t j d | | f � t } q� Xq� W| S( Ni s1 Instance '%s': no device to call script '%s' for.t /s< Relative paths cannot be used in script_pre or script_post. s Use ${i:PROFILE_DIR}.t full_rollbacks' calling script '%s' with arguments '%s's using environment '%s't stdoutt stderrt close_fdst envt cwdt universal_newliness script '%s' error: %d, '%s'i����s script '%s' error: %s( RW R` R1 R2 R, t startswithR[ R t ost patht dirnameR& t environRe R t get_envt appendRb R; RJ RM t itemsR R t communicatet returncodet OSErrort IOError( R RE t scriptt opRX Rq t dir_namet rett devR| t argumentst proct outt errt e( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _call_device_script� sB # ! c C s� | j s d S| j r~ | j | | j d | j � | j | t � | j | � | j | t � | j | | j d | j � n | j r� | j j t j t j � r� | j | | j | j � n | j j | j � | j j � d S( sG Apply static and dynamic tuning if the plugin instance is active. Nt apply( Ra t has_static_tuningR� RB Rd Rn R& t _instance_apply_staticRo RC t has_dynamic_tuningR t gett constst CFG_DYNAMIC_TUNINGt CFG_DEF_DYNAMIC_TUNINGRl t _instance_apply_dynamicRh Re RO ( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt instance_apply_tuning� s $ c C s� | j s d St | j � d k rB t j d d j | j � � n | j j � } | j r� | j | | j d | � t k r t S| j | | | � t k r� t S| j | | j d | � t k r� t St Sd Sd S( s< Verify static tuning if the plugin instance is active. i s) BUG: Some devices have not been tuned: %ss , t verifyN( Ra RW R` Rd R1 R[ Rc Rh R0 R� R� RB R t _instance_verify_staticRC R& ( R RE t ignore_missingRX ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt instance_verify_tuning s !!c C sW | j s d S| j rS | j j t j t j � rS | j | | j | j j � � n d S( s< Apply dynamic tuning if the plugin instance is active. N( Ra R� R R� R� R� R� Rl t _instance_update_dynamicRh R0 ( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt instance_update_tuning$ s $c C s� | j r@ | j j t j t j � r@ | j | | j | j � n | j r� | j | | j d | j d | �| j | t � | j | | � | j | t � | j | | j d | j d | �n d S( s8 Remove all tunings applied by the plugin instance. t unapplyRq N( R� R R� R� R� R� Rl t _instance_unapply_dynamicRh R� R� RC Rn R t _instance_unapply_staticRo RB ( R RE Rq ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt instance_unapply_tuning- s $ c C s$ | j | � | j | | j � d S( N( t _execute_all_non_device_commandst _execute_all_device_commandsRd ( R RE ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� < s c C sO t } | j | | � t k r' t } n | j | | | � t k rK t } n | S( N( R& t _verify_all_non_device_commandsR t _verify_all_device_commands( R RE R� RX R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� @ s c C s$ | j | | j � | j | � d S( N( t _cleanup_all_device_commandsRh t _cleanup_all_non_device_commands( R RE Rq ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� H s c C sw x` g | j D]. } | j | | j | | � d k r | ^ q D] } | j | | j | | � q? W| j | | � d S( N( R t _storage_gett _commandsRW t _check_and_save_valueR� ( R RE Rk t optt option( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� M s E c C s t � � d S( N( RR ( R RE Rk ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� S s c C s t � � d S( N( RR ( R RE Rk ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� V s c C s' t j � | _ | j � | j � d S( s Initialize commands. N( R R R� t _autoregister_commandst _check_commands( R ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR ] s c C s\ x%| j j D]} | j d � r( q n t | | � } t | d � sL q n | j d } | j j | i | d 6� } d | j k r� d | d <| | d <| j d | d <| j d | d <nZ d | j k r� | | d <n> d | j k r| | d <| j d | d <| j d | d <n | | j | <q Wt j t t | j j � � d d � �� | _ d S( sd Register all commands marked using @command_set, @command_get, and @command_custom decorators. t __t _commandR, RT t customt per_devicet priorityR� R5 c S s | d d S( Ni R� ( ( t name_info( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt <lambda>� s N( R t __dict__Rx t getattrt hasattrR� R� R� RW R R t sortedt iterR ( R t member_namet membert command_nameRb ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� e s* c C sm xf t | j j � � D]O \ } } | j d t � r: q n d | k sR d | k r t d | � � q q Wd S( s2 Check if all commands are defined correctly. R� R� RT s, Plugin command '%s' is not defined correctlyN( RM R� R R� R t TypeError( R R� t command( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s "c C sk t | � j } | d k r! d n | } | d k r9 d n | } | d k rQ d n | } d | | | | f S( Nt s %s/%s/%s/%s( R9 R RW ( R t instance_nameR� t device_namet class_name( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _storage_key� s c C s3 | j | j | d | � } | j j | | � d S( NR, ( R� R, R RT ( R RE R� R= R� R5 ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _storage_set� s c C s, | j | j | d | � } | j j | � S( NR, ( R� R, R R� ( R RE R� R� R5 ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s c C s, | j | j | d | � } | j j | � S( NR, ( R� R, R t unset( R RE R� R� R5 ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _storage_unset� s c C s� x� g t | j j � � D] } | d s | ^ q D]M } | j j | j j | d d � � } | d k r3 | j | | | � q3 q3 Wd S( NR� R, ( RM R� RN R t expandR3 R� RW t _execute_non_device_command( R RE R� t new_value( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s 9% c C s� x� g t | j j � � D] } | d r | ^ q D]d } | j j | j j | d d � � } | d k rp q3 n x$ | D] } | j | | | | � qw Wq3 Wd S( NR� R, ( RM R� RN R R� R3 R� RW t _execute_device_command( R RE RX R� R� Rk ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s 9% c C s� t } x� g t | j j � � D] } | d s | ^ q D]a } | j j | j j | d d � � } | d k r9 | j | | | | � t k r� t } q� q9 q9 W| S( NR� R, ( R& RM R� RN R R� R3 R� RW t _verify_non_device_commandR ( R RE R� R� R� R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s 9% c C s� t } x� g t | j j � � D] } | d r | ^ q D]l } | j j | d d � } | d k rj q9 n x8 | D]0 } | j | | | | | � t k rq t } qq qq Wq9 W| S( NR� R, ( R& RM R� RN R3 R� RW t _verify_device_commandR ( R RE RX R� R� R� R� Rk ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s 9 !c C s� | d k r� t | � } t | � d k r. | S| d } | d } | d k rb | d k r^ | S| Syb | d k r� t | � t | � k r� | Sd Sn/ | d k r� t | � t | � k r� | Sd Sn Wq� t k r� t j d | | | | f � q� Xn | S( Ni t <t >sh cannot compare new value '%s' with current value '%s' by operator '%s', using '%s' directly as new value( R� R� ( RW R; R` t intt ValueErrorR1 R2 ( R R� t current_valuet nwsR� t val( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _process_assignment_modifiers� s( $c C s/ | d k r | d | d | �S| d � Sd S( NR� R� ( RW ( R R� Rk R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _get_current_value� s c C sY | j | | � } | j | | � } | d k rU | d k rU | j | | | | � n | S( N( R� R� RW R� ( R RE R� Rk R� R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s c C so | d d k r- | d t | | t t � n> | j | | | | � } | d k rk | d | | d t �n d S( NR� RT t sim( RW R& R R� ( R RE R� Rk R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s c C si | d d k r* | d t | t t � n; | j | | d | � } | d k re | d | d t �n d S( NR� RT R� ( RW R& R R� ( R RE R� R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� � s c C sA | j j t | � � } t j d | � r= t j d d | � S| S( Ns \s*(0+,?)+([\da-fA-F]*,?)*\s*$s ^\s*(0+,?)+R� ( R t unquoteR; t ret matcht sub( R R= t v( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _norm_value s c C s� | d k r d St } | d k ri | ri | d k rK t j t j | � n t j t j | | f � t S| d k re| j | � } | j | � } y t | � t | � k } Wqet k ray" t | d � t | d � k } Wqbt k r]t | � t | � k } | s^t | � j d � } x3 | D]( } | j � } | | k } | r+Pq+q+Wq^qbXqeXn | j | | | | d | �| S( Ni t |Rk ( RW R R1 Rb R� t STR_VERIFY_PROFILE_VALUE_MISSINGt' STR_VERIFY_PROFILE_DEVICE_VALUE_MISSINGR& R� R� R� R; R+ t stript _log_verification_result( R R, R� R� R� Rk R� t valsR� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt _verify_value s8 " c C s� | rh | d k r; t j t j | t | � j � f � n) t j t j | | t | � j � f � t S| d k r� t j t j | t | � j � t | � j � f � n8 t j t j | | t | � j � t | � j � f � t Sd S( N( RW R1 Rb R� t STR_VERIFY_PROFILE_VALUE_OKR; R� t" STR_VERIFY_PROFILE_DEVICE_VALUE_OKR& R[ t STR_VERIFY_PROFILE_VALUE_FAILt$ STR_VERIFY_PROFILE_DEVICE_VALUE_FAILR ( R R, t successR� R� Rk ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� * s )) 88c C s� | d d k r* | d t | | t | � S| j | | d | �} | j | | � } | d k rd d S| d | | t � } | j | d | | | | � S( NR� R� RT R, ( RW R& R� R� R� ( R RE R� Rk R� R� R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� 9 s c C s� | d d k r' | d t | t | � S| j | � } | j | | � } | d k rX d S| d | t � } | j | d | | | � S( NR� RT R, ( RW R& R� R� R� ( R RE R� R� R� R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� C s c C s� x� t g t | j j � � D] } | d s | ^ q � D]K } | j j | d d � d k sq | d | j k r9 | j | | � q9 q9 Wd S( NR� R, ( t reversedRM R� RN R3 R� RW R t _cleanup_non_device_command( R RE R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� M s ?2c C s� x� t g t | j j � � D] } | d r | ^ q � D]_ } | j j | d d � d k sq | d | j k r9 x$ | D] } | j | | | � qx Wq9 q9 Wd S( NR� R, ( R� RM R� RN R3 R� RW R t _cleanup_device_command( R RE RX R� Rk ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� R s ?2 c C s | d d k r- | d t d | t t � nN | j | | | � } | d k rh | d | | d t �n | j | | | � d S( NR� RT R� ( RW R R� R� ( R RE R� Rk t old_value( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� X s c C ss | d d k r* | d t d t t � nE | j | | � } | d k r_ | d | d t �n | j | | � d S( NR� RT R� ( RW R R� R� ( R RE R� R� ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR� a s N(C R R* t __doc__R" R$ R' t propertyR, t classmethodR- R/ R R6 R> RF RI RL R# RH RK RQ R% RY R_ Rg RP Rl Rn Ro R R� R� R� R� R� R� R� R� R� R� R� R R� R� RW R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� R� ( ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyR s| # ! ( R� t tuned.constsR� t tuned.profiles.variablest tunedt tuned.logsR t tuned.utils.commandsR Ry t subprocessR R t logsR� R1 t objectR ( ( ( s6 /usr/lib/python2.7/site-packages/tuned/plugins/base.pyt <module> s