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a k�h�@ � @ s� d Z ddlZddlZddlZddlZddlZddlZddlZddlZddl Z ddl m Z ddl m Z ddlmZ ddlmZ ddlmZmZmZ ddlmZ dd lmZmZmZ dd l m Z m Z m Z m Z m!Z!m"Z" dd l#m$Z$ dd l%m&Z& dd l'm(Z( ddl)m*Z* ddl+m,Z, z ddl-Z-W n e.�y0 dZ-Y n0 e e$j/�G dd� d��Z0G dd� de�Z1e e�G dd� d��Z2e e�G dd� d��Z3e e�G dd� d��Z4G dd� d�Z5e*�6e3e1ej� e*�6e2e1ej� dS ) z A UNIX SSH server. � N)� implementer)�ttymodes)� ConchUser)� ConchError)�ISession� ISFTPFile� ISFTPServer)�lsLine)� filetransfer� forwarding�session)� FXF_APPEND� FXF_CREAT�FXF_EXCL�FXF_READ� FXF_TRUNC� FXF_WRITE)�portal)�ProcessExitedAlready)�Logger)� components)� nativeStringc @ s e Zd Zdd� ZdS )� UnixSSHRealmc G s t |�}|d ||jfS �Nr )� UnixConchUser�logout)�self�usernameZmindZ interfaces�user� r ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/twisted/conch/unix.py� requestAvatar0 s zUnixSSHRealm.requestAvatarN)�__name__� __module__� __qualname__r! r r r r r . s r c @ sT e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dS )r c C s� t �| � || _t�| j�| _| jd g}t�� D ] \}}}}||v r2|�|� q2|| _ i | _ | j � t jtjd�� | j� dtji� d S )N� )s sessions direct-tcpips sftp)r �__init__r �pwd�getpwnam�pwdData�grp�getgrall�append� otherGroups� listenersZ channelLookup�updater Z SSHSessionr ZopenConnectForwardingClientZsubsystemLookupr ZFileTransferServer)r r �l� groupname�password�gidZuserlistr r r r& 6 s ��zUnixConchUser.__init__c C s | j dd� S )N� � �r) �r r r r �getUserGroupIdI s z UnixConchUser.getUserGroupIdc C s | j S �N)r- r7 r r r �getOtherGroupsL s z UnixConchUser.getOtherGroupsc C s | j d S )N� r6 r7 r r r � getHomeDirO s zUnixConchUser.getHomeDirc C s | j d S )N� r6 r7 r r r �getShellR s zUnixConchUser.getShellc C s� t �|�\}}ddlm} z*| j|j|t �| j||ft j�|d�}W n t yX Y dS 0 || j ||f< |dkr�|� � d }dt � d|�fS dS d S )Nr ��reactor)Z interfacer4 � z>L)r �unpackGlobal_tcpip_forward�twisted.internetr@ � _runAsUserZ listenTCPZSSHListenForwardingFactory�connZ SSHListenServerForwardingChannel� BaseExceptionr. �getHost�struct�pack)r �data� hostToBind� portToBindr@ �listenerr r r �global_tcpip_forwardU s( �� z"UnixConchUser.global_tcpip_forwardc C sD t �|�\}}| j�||fd �}|s(dS | j||f= | �|j� dS )Nr rA )r rB r. �getrD � stopListening)r rJ rK rL rM r r r �global_cancel_tcpip_forwardn s z)UnixConchUser.global_cancel_tcpip_forwardc C s: | j �� D ]}| �|j� q | jjd| jt| j �d� d S )Nz,avatar {username} logging out ({nlisteners}))r Z nlisteners)r. �valuesrD rP �_log�infor �len)r rM r r r r w s �zUnixConchUser.logoutc O sF t �� }t �� }t �� }| �� \}}t �d� t �d� t �| �� � t �|� t �|� z t |�}W n t y� |||fg}Y n0 z�|D ]J} | d } t | �dkr�| d p�d}t | �dkr�| d p�i }| |i |��} q�W t �d� t �d� t �|� t �|� t �|� n4t �d� t �d� t �|� t �|� t �|� 0 | S )Nr rA r r4 ) �os�geteuid�getegid� getgroupsr8 �setegid�seteuid� setgroupsr: �iter� TypeErrorrU ) r �f�args�kw�euid�egid�groups�uidr3 �i�func�rr r r rD � s< � zUnixConchUser._runAsUserN) r" r# r$ r& r8 r: r< r> rN rQ r rD r r r r r 5 s r c @ sn e Zd Ze� Zddd�Zddd�Zdd� Zd d � Zd d � Z d d� Z dd� Z dd� Z dd� Z dd� Zdd� ZdS )�SSHSessionForUnixConchUserNc C s: |du rddl m} || _|| _ddi| _d| _d| _dS )a Construct an C{SSHSessionForUnixConchUser}. @param avatar: The L{UnixConchUser} for whom this is an SSH session. @param reactor: An L{IReactorProcess} used to handle shell and exec requests. Uses the default reactor if None. Nr r? �PATHz /bin:/usr/bin:/usr/local/bin)rC r@ �_reactor�avatar�environ�pty�ptyTuple)r rl r@ r r r r& � s z#SSHSessionForUnixConchUser.__init__rA c C s t sd S | jjjj�� j}t�dt� |��\}| j d dd � }t � � }t |�}t || d �}t � � }|rrt jpvt j|_| jj|_||_|dd � |_||f|_|r�| jj|_t�|�d |_|dddf|_t � t j �} | � |� | � � t � t j �} | � |� | � � d S )N�Lr4 r; g ��.A���r )!�utmprl rE � transport�getPeer�hostrH �unpack�socket� inet_atonro �time�intZ UtmpEntryZ USER_PROCESSZ DEAD_PROCESSZut_typern �pidZut_pidZut_lineZut_idZut_tvr Zut_user� gethostbyaddrZut_hostZ ut_addr_v6Z UtmpRecordZ UTMP_FILEZ pututlineZendutentZ WTMP_FILE) r ZloggedInZ ipAddressZpackedIpZttyName�t�t1�t2�entry�a�br r r � addUTMPEntry� s0 z'SSHSessionForUnixConchUser.addUTMPEntryc C sF || j d< || _|| _t�� \}}t�|�}|| j d< |||f| _d S )N�TERMZSSH_TTY)rm �winSize�modesrn �openptyrV �ttynamero )r �termZ windowSizer� ZmasterZslaver� r r r �getPty� s z!SSHSessionForUnixConchUser.getPtyc C sD | j s| j�d� td��| j�� \}}| j�� }| j�� }| jj| j d< || j d< || j d< t j � |�}| jj jj�� }| jj jj�� }|j� d|j� d|j� �| j d< | �� | jj||d|� �g| j |||| j d �| _| �� t�| j�� tj t j d g| j �R � � | j �r| �!� |jj"| _#| j$|j_"| jj jj�%d � d S ) Nz'tried to get shell without pty, failingzno pty�USER�HOME�SHELL� � SSH_CLIENT�-�ZusePTY�4HrA )&ro rS �errorr rl r8 r< r> r rm rV �path�basenamerE rs rt rG ru �port�getPtyOwnershiprk � spawnProcessrn r� �fcntl�ioctl�fileno�tty� TIOCSWINSZrH rI r� r� �setModes�write�oldWrite� _writeHack� setTcpNoDelay) r �protore r3 �homeDir�shellZ shellExec�peerru r r r � openShell� s> � & z$SSHSessionForUnixConchUser.openShellc C s� | j �� \}}| j �� }| j �� p$d}|| jd< |d|f}| j jjj�� }| j jjj�� } |j � d|j � d| j � �| jd< | j r�| � � | j j|||| j|||| j p�dd�| _| j r�| �� | jr�| �� | j jjj�d� d S ) Nz/bin/shr� z-cr� r� r r� rA )rl r8 r< r> rm rE rs rt rG ru r� ro r� rk r� rn r� r� r� r� ) r r� �cmdre r3 r� r� �commandr� ru r r r � execCommand� s2 � z&SSHSessionForUnixConchUser.execCommandc C s� t �| jd �d }| j�� \}}t �� t �� }}t �d� t �d� z,t � | jd ||� W t �|� t �|� nt �|� t �|� 0 d S )Nr4 r; r ) rV �statro rl r8 rW rX rZ r[ �chown)r ZttyGidre r3 rb rc r r r r� s � z*SSHSessionForUnixConchUser.getPtyOwnershipc C s | j }t�|�� �}| jD ]�\}}|tjvr.qtj| }t|�dkr�|\}}tt|�sXqt t|�}|rx|| |B ||< q�|| | @ ||< q|dkr�t td|� ��|tj < q|dkr�t td|� ��|tj < qtt|�s�qt t|�}t |f�|tj |< qt�|�� tj|� d S )Nr4 �OSPEED�B�ISPEED)rn r� � tcgetattrr� r� r ZTTYMODESrU �hasattr�getattrr� r� �bytes�CC� tcsetattr�TCSANOW) r rn �attr�modeZ modeValueZttyMode�flagZttyAttrZttyvalr r r r� s. z#SSHSessionForUnixConchUser.setModesc C s | j r| j �� d S r9 )rn Z closeStdinr7 r r r � eofReceived8 s z&SSHSessionForUnixConchUser.eofReceivedc C s� | j r@tj�| j d �r@t�| j d �d }t�| j d d|� | jr�z| j�d� W n tt fyl Y n0 | j� � | � d� | j � d� d S )Nr4 r; r ZHUPz shell closed)ro rV r� �existsr� r� rn Z signalProcess�OSErrorr ZloseConnectionr� rS rT )r ZttyGIDr r r �closed< s z!SSHSessionForUnixConchUser.closedc C s0 || _ t�| j�� tjtjdg| j �R � � d S )Nr� ) r� r� r� rn r� r� r� rH rI )r r� r r r � windowChangedI s z(SSHSessionForUnixConchUser.windowChangedc C s\ | j durNt�| j �� �d }|tj@ sN|tj@ rN| jjj� ddt |� � | � |� dS )zF Hack to send ignore messages when we aren't echoing. Nr% � � ) rn r� r� r� �ECHO�ICANONrl rE rs Z sendIgnorerU r� )r rJ r� r r r r� M s z%SSHSessionForUnixConchUser._writeHack)N)rA )r" r# r$ r rS r& r� r� r� r� r� r� r� r� r� r� r r r r ri � s ! ri c @ s� e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zdd � Zd d � Zd d � Zd!d"� Zd#S )$�SFTPServerForUnixConchUserc C s || _ d S r9 )rl )r rl r r r r& Z s z#SFTPServerForUnixConchUser.__init__c C sj d|v r&d|v r&t �||d |d � d|v r>t �||d � d|v rfd|v rft �||d |d f� dS )zl NOTE: this function assumes it runs as the logged-in user: i.e. under _runAsUser() re r3 � permissions�atime�mtimeN)rV r� �chmod�utime�r r� �attrsr r r � _setAttrs] s z$SFTPServerForUnixConchUser._setAttrsc C s& |j |j|j|jt|j�t|j�d�S )N)�sizere r3 r� r� r� )�st_size�st_uid�st_gid�st_moderz �st_atime�st_mtime�r �sr r r � _getAttrsi s �z$SFTPServerForUnixConchUser._getAttrsc C s" | j �� }tj�t|j�t|��S r9 )rl r< rV r� �joinr )r r� �homer r r �_absPaths s z#SFTPServerForUnixConchUser._absPathc C s i S r9 r )r Z otherVersion�extDatar r r � gotVersionw s z%SFTPServerForUnixConchUser.gotVersionc C s t | | �|�||�S r9 )� UnixSFTPFiler� )r �filename�flagsr� r r r �openFilez s z#SFTPServerForUnixConchUser.openFilec C s | � |�}| j�tj|�S r9 )r� rl rD rV �remove)r r� r r r � removeFile} s z%SFTPServerForUnixConchUser.removeFilec C s& | � |�}| � |�}| j�tj||�S r9 )r� rl rD rV �rename)r Zoldpath�newpathr r r � renameFile� s z%SFTPServerForUnixConchUser.renameFilec C s, | � |�}| j�tj|ff| j||ffg�S r9 )r� rl rD rV �mkdirr� r� r r r � makeDirectory� s �z(SFTPServerForUnixConchUser.makeDirectoryc C s | � |�}| j�tj|� d S r9 )r� rl rD rV �rmdir�r r� r r r �removeDirectory� s z*SFTPServerForUnixConchUser.removeDirectoryc C s t | | �|��S r9 )�UnixSFTPDirectoryr� r� r r r � openDirectory� s z(SFTPServerForUnixConchUser.openDirectoryc C s: | � |�}|r | j�tj|�}n| j�tj|�}| �|�S r9 )r� rl rD rV r� �lstatr� )r r� Z followLinksr� r r r �getAttrs� s z#SFTPServerForUnixConchUser.getAttrsc C s | � |�}| j�| j||� d S r9 )r� rl rD r� r� r r r �setAttrs� s z#SFTPServerForUnixConchUser.setAttrsc C s | � |�}| j�tj|�S r9 )r� rl rD rV �readlinkr� r r r �readLink� s z#SFTPServerForUnixConchUser.readLinkc C s& | � |�}| � |�}| j�tj||�S r9 )r� rl rD rV �symlink)r ZlinkPathZ targetPathr r r �makeLink� s z#SFTPServerForUnixConchUser.makeLinkc C s t j�| �|��S r9 )rV r� �realpathr� r� r r r �realPath� s z#SFTPServerForUnixConchUser.realPathc C s t �d S r9 ��NotImplementedError)r ZextNamer� r r r �extendedRequest� s z*SFTPServerForUnixConchUser.extendedRequestN)r" r# r$ r& r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r� X s" r� c @ s< e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd S )r� c C s || _ d}|t@ tkr(|t@ dkr(tj}|t@ tkrF|t@ dkrFtj}|t@ tkrd|t@ tkrdtj}|t@ tkrz|tjO }|t @ t kr�|tj O }|t @ t kr�|tj O }|t @ t kr�|tjO }d|v r�|d }|d= nd}|j�tj|||�}|�r|j�|j||� || _d S )Nr r� i� )�serverr r rV �O_RDONLY�O_WRONLY�O_RDWRr �O_APPENDr �O_CREATr �O_TRUNCr �O_EXCLrl rD �openr� �fd)r r� r� r� r� Z openFlagsr� r r r r r& � s0 zUnixSFTPFile.__init__c C s | j j�tj| j�S r9 )r� rl rD rV �closer r7 r r r r � s zUnixSFTPFile.closec C s, | j j�tj| j|dfftj| j|ffg�S r )r� rl rD rV �lseekr �read)r �offset�lengthr r r � readChunk� s �zUnixSFTPFile.readChunkc C s, | j j�tj| j|dfftj| j|ffg�S r )r� rl rD rV r r r� )r r rJ r r r � writeChunk� s �zUnixSFTPFile.writeChunkc C s | j j�tj| j�}| j �|�S r9 )r� rl rD rV �fstatr r� r� r r r r� � s zUnixSFTPFile.getAttrsc C s t �d S r9 r� )r r� r r r r� � s zUnixSFTPFile.setAttrsN) r" r# r$ r& r r r r� r� r r r r r� � s r� c @ s0 e Zd Zdd� Zdd� Zdd� ZeZdd� Zd S ) r� c C s" || _ |j�tj|�| _|| _d S r9 )r� rl rD rV �listdir�files�dir)r r� � directoryr r r r& � s zUnixSFTPDirectory.__init__c C s | S r9 r r7 r r r �__iter__� s zUnixSFTPDirectory.__iter__c C sj z| j �d�}W n ty& t�Y n@0 | jj�tjtj � | j |��}t ||�}| j� |�}|||fS d S r )r �pop� IndexError� StopIterationr� rl rD rV r� r� r� r r r� )r r_ r� �longnamer� r r r �__next__� s zUnixSFTPDirectory.__next__c C s g | _ d S r9 )r r7 r r r r � s zUnixSFTPDirectory.closeN)r" r# r$ r& r r �nextr r r r r r� � s r� )7�__doc__r� r* rV rn r' rw rH ry r� Zzope.interfacer Z twisted.conchr Ztwisted.conch.avatarr Ztwisted.conch.errorr Ztwisted.conch.interfacesr r r Ztwisted.conch.lsr Ztwisted.conch.sshr r r Z twisted.conch.ssh.filetransferr r r r r r Z twisted.credr Ztwisted.internet.errorr Ztwisted.loggerr Ztwisted.pythonr Ztwisted.python.compatr rr � ImportErrorZIRealmr r ri r� r� r� ZregisterAdapterr r r r �<module> sR i :V1�
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