
    Ϫfv                         d Z ddlmZ ddlmZmZ ddlmZ ddl	m
Z
mZ ddlmZ  G d dej                  ej                        Zd	 Zy
)z4
Support module for making SSH servers with twistd.
    )strports)checkersunix)factory)portalstrcred)usagec                        e Zd ZdZdZg dg dg dg dgZ ej                   ej                  d       ej                  d	       ej                         d
      Z
 fdZ fdZ xZS )Optionsz([-i <interface>] [-p <port>] [-d <dir>] zMakes a Conch SSH server.  If no authentication methods are specified, the default authentication methods are UNIX passwords and SSH public keys.  If --auth options are passed, only the measures specified will be used.)	interfacei z"local interface to which we listen)portpztcp:22zPort on which to listen)datadz/etcz"directory to look for host keys in)modulir   Nz:directory to look for moduli in (if different from --data)zdata directory)descrzmoduli directory)r   r   r   )
optActionsc                    t        j                  j                  | g|i | t        |   t        j                                t        |   t        j                  t        j                                      d| _	        y )NT)
r	   r   __init__super
addCheckerconch_checkersUNIXPasswordDatabaseSSHPublicKeyCheckerUNIXAuthorizedKeysFiles_usingDefaultAuth)selfakw	__class__s      3/usr/lib/python3/dist-packages/twisted/conch/tap.pyr   zOptions.__init__+   se    t.a.2. 	>>>@A..~/U/U/WX	
 "&    c                 ^    | j                   rg | d<   i | d<   d| _         t        | 	  |       y)z
        Add the checker specified.  If any checkers are added, the default
        checkers are automatically cleared and the only checkers will be the
        specified one(s).
        credCheckerscredInterfacesFN)r   r   r   )r   checkerr"   s     r#   r   zOptions.addChecker8   s8     !!#%D %'D!"%*D"7#r$   )__name__
__module____qualname__synopsislongdescoptParametersr	   CompletionsCompleteDirsCompleteNetInterfacescompDatar   r   __classcell__)r"   s   @r#   r   r      s    9H	<  	E:C	
	
M !u  &E&&-=>(e((/AB4446
H&
$ 
$r$   r   c                 4   t        j                         }t        j                         }t	        j
                  || j                  dg             |_        | d   |_        | d   xs | d   |_        | d   }| d   r|d| d   z   z  }t        j                  ||      S )aH  
    Construct a service for operating a SSH server.

    @param config: An L{Options} instance specifying server options, including
        where server keys are stored and what authentication methods to use.

    @return: A L{twisted.application.service.IService} provider which contains
        the requested SSH server.
    r&   r   r   r   r   z:interface=)r   OpenSSHFactoryr   UnixSSHRealmr   PortalgetdataRoot
moduliRootr   service)configtrr   s       r#   makeServicer?   E   s     	 AA}}Q

>2 >?AHAJ(#5vf~AL&>Dk{ 333D!$$r$   N)__doc__twisted.applicationr   twisted.conchr   r   r   twisted.conch.openssh_compatr   twisted.credr   r   twisted.pythonr	   r   AuthOptionMixinr?    r$   r#   <module>rH      s9   
 ) : 0 (  2$emmW44 2$j%r$   