????
Your IP : 3.22.216.158
3
@)�f�= � @ s� d dl jZd dlZd dlZd dlZd dlmZ d dlmZ d dl m
Z
m Z m Z d dl
mZmZmZ d dlmZ d dlmZ d dlmZ d d lmZ d d
lmZ G d d � d e�ZG d
d� de�ZdS )� N)�config)�LastUpdatedOrderedDict)� splitArgs�joinArgs�
u2b_if_py2)� IO_Object�IO_Object_ContentHandler�IO_Object_XMLGenerator)�log)� ipXtables)�ebtables)�errors)�
FirewallErrorc @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�direct_ContentHandlerc C s t j| |� d| _d S )NF)r �__init__�direct)�self�item� r � /usr/lib/python3.6/direct.pyr ( s z direct_ContentHandler.__init__c C s� t j| ||� | jj||� |dkr@| jr6ttjd��d| _�n>|dkr�| js\tj d� d S |d }|d }|d }| jj
t |�t |�t |�� n�|dk�r6| js�tj d � d S |d }|dkr�ttj d
| ��|d }|d }yt
|d �}W n( tk
�r tj d|d � d S X t |�t |�t |�|g| _nH|dk�rl| j�sVtj d� d S |d }t |�g| _ntj d| � d S d S )Nr zMore than one direct tag.T�chainz$Parse Error: chain outside of direct�ipv�table�rulez#Parse Error: rule outside of direct�ipv4�ipv6�ebz"'%s' not from {'ipv4'|'ipv6'|'eb'}�priorityz'Parse Error: %s is not a valid priority� passthroughz&Parse Error: command outside of directzUnknown XML element %s)r r r )r � startElementr Zparser_check_element_attrsr r r
Z PARSE_ERRORr
�error� add_chainr � INVALID_IPV�int�
ValueError�_rule� _passthrough)r �nameZattrsr r r r r r r r , sT
z"direct_ContentHandler.startElementc C s� t j| |� |dkrX| jrF| jjdd� t| j�D �� | jj| j� n
tj d� d | _nJ|dkr�| jr�| j
jdd� t| j�D �� | jj | j
� n
tj d � d | _
d S )
Nr c S s g | ] }t |��qS r )r )�.0�xr r r �
<listcomp>d s z4direct_ContentHandler.endElement.<locals>.<listcomp>z2Error: rule does not have any arguments, ignoring.r c S s g | ] }t |��qS r )r )r( r) r r r r* m s z0Error: passthrough does not have any arguments, z ignoring.z9Error: passthrough does not have any arguments, ignoring.) r �
endElementZ_elementr% �appendr r �add_ruler
r r& �add_passthrough)r r' r r r r+ ^ s
z direct_ContentHandler.endElementN)�__name__�
__module__� __qualname__r r r+ r r r r r ' s 2r c s< e Zd ZdZddBgfddddddgfgfdddgfgffZdZdd d
d gd d
d d gd gd
�Zi Z� fdd�Zdd� Z dd� Z
dd� Z dd� Z dd� Z
dd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� Zd&d'� Zd(d)� Zd*d+� Zd,d-� Zd.d/� Zd0d1� Zd2d3� Zd4d5� Zd6d7� Z d8d9� Z d:d;� Z d<d=� Z d>d?� Z d@dA� Z!� Z"S )C�Directz Direct class �chains� �rulesr � passthroughsz(a(sss)a(sssias)a(sas))Nr r r r )r r r r c s0 t t| �j� || _t� | _t� | _t� | _d S )N)�superr2 r �filenamer r3 r5 r6 )r r8 )� __class__r r r � s
zDirect.__init__c C s d S )Nr )r �confr Zall_confr r r �
_check_config� s zDirect._check_configc C s g }g }x>| j D ]4}x.| j | D ] }|jtt|�t|g� �� q W qW |j|� g }xR| jD ]H}xB| j| D ]4}|jt|d |d |d |d t|d �f�� qnW q^W |j|� g }x8| jD ].}x(| j| D ]}|jt|t|�f�� q�W q�W |j|� t|�S )Nr � � )r3 r, �tuple�listr5 r6 )r �retr) �keyr r r r r �
export_config� s$ $
zDirect.export_configc C s� | j � | j|� x�t| j�D ]x\}\}}|dkrNx|| D ]}| j|� q<W |dkrrx|| D ]}| j|� q`W |dkr x|| D ]}| j|� q�W q W d S )Nr3 r5 r6 )�cleanupZ check_config� enumerate�IMPORT_EXPORT_STRUCTUREr! r- r. )r r: �i�elementZdummyr) r r r �
import_config� s
zDirect.import_configc C s" | j j� | jj� | jj� d S )N)r3 �clearr5 r6 )r r r r rC � s
zDirect.cleanupc C s� t d� x4| jD ]*}t d|d |d dj| j| �f � qW t d� xZ| jD ]P}t d|d |d |d f � x,| j| D ] \}}t d |d
j|�f � q|W qNW t d � x@| jD ]6}t d | � x$| j| D ]}t d
d
j|� � q�W q�W d S )Nr3 z (%s, %s): %sr r< �,r5 z (%s, %s, %s):r= z (%d, ('%s'))z','r6 z %s:z
('%s'))�printr3 �joinr5 r6 )r rA r �argsr r r �output� s z
Direct.outputc C s* dddg}||kr&t tjd||f ��d S )Nr r r z'%s' not in '%s')r r
r" )r r Zipvsr r r �
_check_ipv� s
zDirect._check_ipvc C sF | j |� |dkr tjj� ntjj� }||krBttjd||f ��d S )Nr r z'%s' not in '%s')r r )rO r ZBUILT_IN_CHAINS�keysr r r
Z
INVALID_TABLE)r r r Ztablesr r r �_check_ipv_table� s
zDirect._check_ipv_tablec C sd | j ||� ||f}|| jkr(g | j|< || j| krH| j| j|� ntjd|||f d � d S )Nz(Chain '%s' for table '%s' with ipv '%s' zalready in list, ignoring)rQ r3 r, r
�warning)r r r r rA r r r r! � s
zDirect.add_chainc C sn | j ||� ||f}|| jkrX|| j| krX| j| j|� t| j| �dkrj| j|= ntd|||f ��d S )Nr z4Chain '%s' with table '%s' with ipv '%s' not in list)rQ r3 �remove�lenr$ )r r r r rA r r r � remove_chain� s
zDirect.remove_chainc C s, | j ||� ||f}|| jko*|| j| kS )N)rQ r3 )r r r r rA r r r � query_chain� s zDirect.query_chainc C s< | j ||� ||f}|| jkr(| j| S td||f ��d S )Nz&No chains for table '%s' with ipv '%s')rQ r3 r$ )r r r rA r r r �
get_chains� s
zDirect.get_chainsc C s | j S )N)r3 )r r r r �get_all_chains s zDirect.get_all_chainsc C s� | j ||� |||f}|| jkr,t� | j|< |t|�f}|| j| krV|| j| |< n*tjddj|�||f d||f d � d S )Nz(Rule '%s' for table '%s' and chain '%s' z',z with ipv '%s' and priority %d zalready in list, ignoring)rQ r5 r r> r
rR rL )r r r r r rM rA �valuer r r r- s
zDirect.add_rulec C s� | j ||� |||f}|t|�f}|| jkrb|| j| krb| j| |= t| j| �dkr�| j|= n$tddj|�||f d||f ��d S )Nr z(Rule '%s' for table '%s' and chain '%s' z',z)with ipv '%s' and priority %d not in list)rQ r> r5 rT r$ rL )r r r r r rM rA rY r r r � remove_rule s
zDirect.remove_rulec C sb | j ||� |||f}|| jkr^x"| j| j� D ]}| j| |= q0W t| j| �dkr^| j|= d S )Nr )rQ r5 rP rT )r r r r rA rY r r r � remove_rules" s
zDirect.remove_rulesc C s: | j ||� |||f}|t|�f}|| jko8|| j| kS )N)rQ r> r5 )r r r r r rM rA rY r r r �
query_rule+ s
zDirect.query_rulec C sF | j ||� |||f}|| jkr*| j| S td||f d| ��d S )Nz'No rules for table '%s' and chain '%s' z
with ipv '%s')rQ r5 r$ )r r r r rA r r r � get_rules1 s
zDirect.get_rulesc C s | j S )N)r5 )r r r r �
get_all_rules: s zDirect.get_all_rulesc C s^ | j |� || jkr g | j|< || j| kr>| j| j|� n tjddj|�|f d � d S )Nz Passthrough '%s' for ipv '%s'z',zalready in list, ignoring)rO r6 r, r
rR rL )r r rM r r r r. ? s
zDirect.add_passthroughc C sl | j |� || jkrN|| j| krN| j| j|� t| j| �dkrh| j|= ntddj|�|f d ��d S )Nr z Passthrough '%s' for ipv '%s'z',z not in list)rO r6 rS rT r$ rL )r r rM r r r �remove_passthroughI s
zDirect.remove_passthroughc C s" | j |� || jko || j| kS )N)rO r6 )r r rM r r r �query_passthroughS s
zDirect.query_passthroughc C s. | j |� || jkr | j| S td| ��d S )Nz No passthroughs for ipv '%s')rO r6 r$ )r r r r r �get_passthroughsW s
zDirect.get_passthroughsc C s | j S )N)r6 )r r r r �get_all_passthroughs^ s zDirect.get_all_passthroughsc C s� | j � | jjd�s&ttjd| j ��t| �}tj� }|j |� t
| jd��b}tj d �}|j |� y|j
|� W n8 tjk
r� } zttjd|j� ��W Y d d }~X nX W d Q R X d S )Nz.xmlz'%s' is missing .xml suffix�rbzNot a valid file: %s)rC r8 �endswithr r
Z INVALID_NAMEr �saxZ make_parserZsetContentHandler�openZ InputSourceZ
setByteStream�parseZSAXParseExceptionZ INVALID_TYPEZ getException)r �handler�parser�f�source�msgr r r �readc s
z Direct.readc
C sB t jj| j�r\ytj| jd| j � W n4 tk
rZ } ztd| j|f ��W Y d d }~X nX t jjtj �sxt j
tj d� t j | jddd�}t
|�}|j� |jdi � |jd� xR| jD ]H}|\}}x:| j| D ],}|jd � |jd
|||d �� |jd� q�W q�W x�| jD ]�}|\}}}xx| j| D ]j\}} t| �d k �r@�q&|jd � |jd
|||d| d�� |jtjjt| ��� |jd
� |jd� �q&W �q W x|| jD ]r}xj| j| D ]\} t| �d k �rȐq�|jd � |jdd|i� |jtjjt| ��� |jd� |jd� �q�W �q�W |jd� |jd� |j� |j � ~d S )Nz%s.oldzBackup of '%s' failed: %si� ZwtzUTF-8)�mode�encodingr �
z r )r r r r< r z%d)r r r r r r ) �os�path�existsr8 �shutilZcopy2� Exception�IOErrorr Z
ETC_FIREWALLD�mkdir�iorf r Z
startDocumentr ZignorableWhitespacer3 Z
simpleElementr5 rT re Zsaxutils�escaper r+ r6 Z endDocument�close)
r rl rj rh rA r r r r rM r r r �writeu sZ $
z Direct.write)r4 r4 r4 )#r/ r0 r1 �__doc__rE ZDBUS_SIGNATUREZ PARSER_REQUIRED_ELEMENT_ATTRSZ PARSER_OPTIONAL_ELEMENT_ATTRSr r; rB rH rC rN rO rQ r! rU rV rW rX r- rZ r[ r\ r] r^ r. r_ r` ra rb rm r{ �
__classcell__r r )r9 r r2 u sH
r2 )Zxml.saxre rq rx rt Zfirewallr Zfirewall.fw_typesr Zfirewall.functionsr r r Zfirewall.core.io.io_objectr r r Zfirewall.core.loggerr
Z
firewall.corer r r
Zfirewall.errorsr r r2 r r r r �<module> s
N