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Z! d e f d � � YZ" d S( s� A simple engine that talks to a controller over 0MQ. it handles registration, etc. and launches a kernel connected to the Controller's Schedulers. i����( t print_functionN( t getpass( t ioloopt zmqstream( t localhost( t Instancet Dictt Integert Typet Floatt Unicodet CBytest Bool( t cast_bytes( t Heart( t RegistrationFactory( t disambiguate_url( t IPythonKernel( t IPKernelAppt EngineFactoryc B s� e Z d Z e d d e d d �Z e d d e d d �Z e d e d d � Z e d d e d d �Z e d d e d d �Z e d e d d � Z e d e d d � Z e e j d k d e d d �Z e d � � Z e � Z e � Z e d e � Z e d � Z e e � Z e � Z d Z d Z d Z d Z" e# � Z$ e � Z% d � Z& e e' � Z( d � Z) d � Z* d � Z+ d � Z, d � Z- d � Z. d � Z/ d � Z0 RS( s IPython engines% IPython.kernel.zmq.iostream.OutStreamt configt helps` The OutStream for handling stdout/err. Typically 'IPython.kernel.zmq.iostream.OutStream's- IPython.kernel.zmq.displayhook.ZMQDisplayHookse The class for handling displayhook. Typically 'IPython.kernel.zmq.displayhook.ZMQDisplayHook's� The location (an IP address) of the controller. This is used for disambiguating URLs, to determine whether loopback should be used to connect or the public address.g @sn The time (in seconds) to wait for the Controller to respond to registration requests before giving up.i2 s� The maximum number of times a check for the heartbeat ping of a controller can be missed before shutting down the engine. If set to 0, the check is disabled.sB The SSH server to use for tunneling connections to the Controller.sM The SSH private key file to use when tunneling connections to the Controller.t win32s7 Whether to use paramiko instead of openssh for tunnels.c C s d d l m } | S( Ni����( t tunnel( t zmq.sshR ( t selfR ( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt tunnel_mod< s t allow_nones! zmq.eventloop.zmqstream.ZMQStreamg i c C s t | � | _ d S( N( R t bident( R t namet oldt new( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt _ident_changedU s c K s) t t | � j | � | j j | _ d S( N( t superR t __init__t sessiont ident( R t kwargs( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyR" Z s c s� t � j p � j � � _ � j rW � j rW � j j d � d j d � d � _ n � j r� � j j � j � j � j � r� t � q� t d � j � � n t � � � f d � } � � f d � } | | f S( s5 construct connection function, which handles tunnels.s ://i t :i s SSH Password for %s: c sv t | � j � } � j re � j j d | � j � � j j | | � j d � j d � j d � �S| j | � Sd S( Ns! Tunneling connection to %s via %st keyfilet paramikot password( R t locationt using_ssht logt debugt sshserverR t tunnel_connectiont sshkeyR( t connect( t st url( R) R ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyR1 n s c sw t | � j � } � j rm � j j d | � j � � j j | � j d � j d � j d � �\ } } n t | � S( sF like connect, but don't complete the connection (for use by heartbeat)s! Tunneling connection to %s via %sR' R( R) ( R R* R+ R, R- R. R t open_tunnelR0 R( t str( R3 t tunnelobj( R) R ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt maybe_tunnely s ( t boolR0 R. R+ R3 t splitR t try_passwordless_sshR( t FalseR ( R R1 R7 ( ( R) R sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt init_connector^ s ) ! c s� � j j d � j � � j } � j � \ � � | j t j � } | j t j � j � � | � j � t j | � j � � _ t d � j � } � j j � � � f d � � � j j � j d d | �d S( s send the registration_requests! Registering with controller at %st uuidc s � j | � � � S( N( t complete_registration( t msg( R1 R7 R ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt <lambda>� s t registration_requestt contentN( R, t infoR3 t contextR< t sockett zmqt DEALERt setsockoptt IDENTITYR R t ZMQStreamt loopt registrart dictR$ t on_recvR# t send( R t ctxt regRB ( ( R1 R7 R sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt register� s c C s t j � | _ d S( s8 Callback for when the heartmonitor.Heart receives a pingN( t timet _hb_last_pinged( R R? ( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt _report_ping� s c s� | j j | j � | j } | j } | j } | j j | � \ } } | j j | � } | d } | j � � f d � } | d d k rst | d � | _ | | d � � } | | d � � } d } | j d k rU| j j t j � } | j d t � � } | j t j d � t j | | j � | _ | j j | j � d t � | f } n t | | | d | �} | j � | d � | d � f } t j | j t j � | � } | j t j | � | g } x | D] } | | | � q�W| d � } t j | j t j � | � } | j t j | � | | | � | d � } | j t j � } | j t j | � | | | � d | j j _ | j! r�| j! | j | d � t" _# t$ d | j � t" j# _% | j! | j | d � t" _& t$ d | j � t" j& _% n | j' r/| j' | j | � t" _( t$ d | j � t" j( _% n t) d | d | j d | j* d | j d | d | d | d | d | j+ d | j, � | _- t$ d! | j � | j- j. j/ _% | j d k rt | d" � d# | _0 | j, j1 d$ | j0 � t2 j3 | j4 | j0 | j � | _5 | j5 j � n | j, j1 d% � t6 d | d& | j- j. d' | j- d | j, � } | j7 � | j8 � | j- j � n$ | j, j9 d( | � t: d( | � � | j, j1 d) | j � d S(* NRB c s t � d d � | � S( s get zmq url for given channelt interfaces :%i( R5 ( t key( RC ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyR3 � s t statust okt idt hb_pingt hb_pongi s tcp://%st s tcp://%s:%it heart_idt muxt taskt controlt iopubs :memory:u stdouts engine.%i.stdoutu stderrs engine.%i.stderrs engine.%i.execute_resultt parentt int_idR$ R# t control_streamt shell_streamst iopub_socketRK t user_nsR, s engine.%i.displaypubt hb_periodi sB Starting to monitor the heartbeat signal from the hub every %i ms.s? Monitoring of the heartbeat signal from the hub is not enabled.t shellt kernels Registration Failed: %ss! Completed registration with id %i(; RK t remove_timeoutt _abort_timeoutRD R R# t feed_identitiest deserializet connection_infot intRZ t Nonet max_heartbeat_missesRE RF t SUBt bind_to_random_portR RH t SUBSCRIBER RJ t _hb_listenerRN RU R t startt ROUTERRI t PUBR t HistoryManagert hist_filet out_stream_factoryt syst stdoutR t topict stderrt display_hook_factoryt displayhookt KernelR$ Rh R, Rk Rj t display_pubt hb_check_periodRC R t PeriodicCallbackt _hb_monitort _hb_reporterR t init_profile_dirt init_codet fatalt Exception( R R? R1 R7 RP RK t identityt identsRB R3 R[ R\ t hb_monitort mont mportt heartt shell_addrst streamRf t addrt control_addrRe t iopub_addrRg t app( ( RC sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyR> � s~ ' !- c C s� | j j d | j � | j j d � r< | j j d � n | j j | j d d t d | j � �t j d � t j d � d S( Ns) Registration timed out after %.1f secondss 127.s� If the controller and engines are not on the same machine, you will have to instruct the controller to listen on an external IP (in ipcontroller_config.py): c.HubFactory.ip='*' # for all interfaces, internal and external c.HubFactory.ip='192.168.1.101' # or any interface that the engines can see or tunnel connections via ssh. t unregistration_requestRB RZ i i� ( R, R� t timeoutR3 t startswithR# RO RL RM RZ RS t sleepR~ t exit( R ( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt abort s ( c C s� | j j � | j | j k rM | j d 7_ | j j d | j | j � n d | _ | j | j k r� | j j d | j | j � | j j | j d d t d | j � �| j j � n t j � | _ d S( s5 Callback to monitor the heartbeat from the controlleri s5 No heartbeat in the last %s ms (%s time(s) in a row).i sL Maximum number of heartbeats misses reached (%s times %s ms), shutting down.R� RB RZ N( Rw t flusht _hb_last_monitoredRT t _hb_missed_beatsR, t warnR� Rs R� R# RO RL RM RZ RK t stopRS ( R ( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyR� s (c s/ � j � � � f d � } � j j | � d S( Nc s3 � j � � j � j � � j � j � � _ d S( N( RR t add_timeoutRS R� R� Rm ( ( RK R ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt _start( s ( RK t add_callback( R R� ( ( RK R sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyRx & s N(1 t __name__t __module__t __doc__R t TrueR} R� R R* R R� R Rs R. R0 R R~ t platformR( t propertyR R Rp Rh RZ R RL R� Rk R� RT R� R� Rr Rw R R R$ R R; R+ R" R< RR RU R> R� R� Rx ( ( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyR sP ' j (# R� t __future__R R~ RS R RF t zmq.eventloopR R t IPython.utils.localinterfacesR t IPython.utils.traitletsR R R R R R R R t IPython.utils.py3compatR t( IPython.parallel.controller.heartmonitorR t IPython.parallel.factoryR t IPython.parallel.utilR t IPython.kernel.zmq.ipkernelR R� t IPython.kernel.zmq.kernelappR R ( ( ( sB /usr/lib/python2.7/site-packages/IPython/parallel/engine/engine.pyt <module> s :
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