
yŸ^ó  ã               @   sÕ   d  d l  Z  d  d l Z d  d l Z d  d l Z d  d l m Z m Z d  d l Z d  d l	 Z	 d  d l
 Z d d „  Z d d „  Z d d „  Z d	 d
 „  Z d e j d d „ Z d d „  Z Gd d „  d e ƒ Z d S)é    N)ÚSimpleXMLRPCServerÚlist_public_methodsc             C   sN   t  j |  ƒ r9 y |  j ƒ  SWqJ t k
 r5 |  SYqJ Xn d d „  |  Dƒ Sd  S)Nc             S   s   g  |  ] } t  | ƒ ‘ q S© )Úconvert)Ú.0Z_vr   r   ú/home/cbp/cbp/daemon_servers.pyú
<listcomp>   s   	 zconvert.<locals>.<listcomp>)ÚnpZisscalarÚitemÚAttributeError)Úvr   r   r   r      s    r   c          	   C   s.   y t  d d „  |  Dƒ ƒ SWn |  SYn Xd S)z<non intrusive trick to marshall numpy arrays and other stuffc             S   s   g  |  ] } t  | ƒ ‘ q Sr   )r   )r   Úargr   r   r   r      s   	 zflatten.<locals>.<listcomp>N)Útuple)Úargsr   r   r   Úflatten   s    r   c             C   sM   | d  k r' t  j t  j t  j ƒ } n | j ƒ  } t  j | |  j ƒ  ƒ d  S)N)ÚosÚopenÚdevnullÚO_RDWRÚfilenoÚdup2)Zsystem_streamZtarget_streamZ	target_fdr   r   r   Úredirect_stream   s    r   c                s   ‡  f d d †  } | S)Nc                 s*   t  j d t ˆ  ƒ ƒ t ˆ  |  | Ž  ƒ S)NzCall to )ÚloggingÚdebugÚstrr   )r   Úkeys)Úfr   r   Úinner%   s    zlogged_call.<locals>.innerr   )r   r   r   )r   r   Úlogged_call$   s    r   c             C   sß   | d  k rË t  j  j ƒ  } t j j t j d ƒ d ƒ } t j j | d |  | j ƒ  j ƒ  f ƒ } t j j | d |  ƒ } t j j | ƒ rÅ y! t j	 | ƒ t j
 | | ƒ Wn t k
 rÄ Yn X| } t j d | ƒ d  S)NÚHOMEÚlogsz%s-server-%s.logz%s-server.logÚlevel)ÚdatetimeÚnowr   ÚpathÚjoinÚgetenvÚdateÚ	isoformatÚislinkÚunlinkÚsymlinkÚOSErrorr   ÚbasicConfig)ÚnameÚlogfiler!   r#   ÚlogdirÚlognameÚ
logsymlinkr   r   r   Úsetup_logging*   s    r3   c             C   s+  y) t  j ƒ  } | d k r( t j d ƒ WnU t k
 r€ } z5 t d | j | j f d t j ƒt j d ƒ WYd d } ~ Xn Xt  j	 ƒ  y7 t  j ƒ  } | d k rÁ t d | ƒ t j d ƒ WnU t k
 r} z5 t d | j | j f d t j ƒt j d ƒ WYd d } ~ Xn X| |  | ƒ d S)z=Make the process a true daemon process through double forkingr   zfork #1 failed: %d (%s)Úfileé   Nz%starting server as daemin with PID %dzfork #2 failed %d (%s))
r   ÚforkÚsysÚexitr,   ÚprintÚerrnoÚstrerrorÚstderrÚsetsid)Úoptionsr   ÚmainÚpidÚer   r   r   Ú	daemonize:   s"    # 
# rB   c               @   sL   e  Z d  Z d d „  Z d d „  Z d d „  Z d d „  Z d	 d
 „  Z d S)ÚBasicServerc             C   s>   | |  _  t j |  | ƒ | |  _ |  j |  j _ d |  _ d  S)NT)r.   r   Ú__init__Úinstancer8   Z
allow_none)ÚselfZaddrr.   rE   r   r   r   rD   S   s
    		zBasicServer.__init__c             C   s   t  |  j ƒ } | S)N)r   rE   )rF   Zmethodsr   r   r   Ú_listMethodsZ   s    zBasicServer._listMethodsc             C   s'   d |  _  x |  j  s" |  j ƒ  q Wd  S)NF)ÚquitZhandle_request)rF   r   r   r   Úserve_foreverb   s    	zBasicServer.serve_foreverc             C   s   d |  _  d S)NTzServer shutdown)rH   )rF   r   r   r   r8   g   s    	zBasicServer.exitc             C   s  t  j d | j d t  j d d |  j d ƒ | j rf t t j d  ƒ t t j	 d  ƒ t t j
 d  ƒ |  j ƒ  |  j |  j d ƒ t  j t |  j ƒ ƒ xM |  j ƒ  D]? } t |  j | ƒ } |  j t | ƒ | ƒ t  j d | ƒ q¦ Wt  j d |  j j ƒ  ƒ |  j ƒ  |  j ƒ  d  S)	NÚfilenamer!   Úformatz%(asctime)s: z: %(message)sr8   zregistering method z+server is up and listening at http://%s:%d.)r   r-   Úlog_fileÚDEBUGr.   Údaemonr   r7   ÚstdinÚstdoutr<   Z register_introspection_functionsZregister_functionr8   Úinfor   rE   rG   Úgetattrr   ZsocketZgetsocknamerI   Zserver_close)rF   r>   r   Úmethodr   r   r   r   r?   k   s"    		

zBasicServer.mainN)Ú__name__Ú
__module__Ú__qualname__rD   rG   rI   r8   r?   r   r   r   r   rC   R   s
   rC   )r   Úinspectr   r7   Zxmlrpc.serverr   r   Zxmlrpc.clientZxmlrpcr"   Znumpyr	   r   r   r   r   rM   r3   rB   rC   r   r   r   r   Ú<module>   s   		