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Editing: config_nic.cpython-36.opt-1.pyc
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3 \�me! � @ s\ d dl Z d dlZd dlZd dlmZmZmZ d dlmZ e j e �Z dd� Z G dd� d�Z dS )� N)�net�subp�util)�ipv4_mask_to_net_prefixc C s` | j d�}|j d�}g }x2ttd��D ]"}|jt|| �t|| �@ � q&W djdd� |D ��S )z� Return the subnet for a given ip address and a netmask @return (str): the subnet @param ip: ip address @param netmask: netmask �.� c S s g | ] }t |��qS � )�str)�.0�xr r � /usr/lib/python3.6/config_nic.py� <listcomp> s z gen_subnet.<locals>.<listcomp>)�split�list�range�append�int�join)�ip�netmaskZip_arrayZ mask_array�result�indexr r r � gen_subnet s "r c @ sb e Zd Zddd�Zdd� Zdd� Zdd � Zd d � Zd d � Zdd� Z ddd�Z dd� Z ddd�Z dS )�NicConfiguratorTc C sV || _ i | _d| _d| _|r&| j� n"x | j D ]}|j| j|jj� < q.W | j� | _ dS )a Initialize the Nic Configurator @param nics (list) an array of nics to configure @param use_system_devices (Bool) Get the MAC names from the system if this is True. If False, then mac names will be retrieved from the specified nics. N) �nics�mac2Name�ipv4PrimaryGatewayZipv6PrimaryGateway� find_devices�name�mac�lower�get_primary_nic� _primaryNic)�selfr Zuse_system_devices�nicr r r �__init__# s zNicConfigurator.__init__c C sF dd� | j D �}|sdS t|�dkr:tddd� |D ���n|d S dS )z| Retrieve the primary nic if it exists @return (NicBase): the primary nic if exists, None otherwise c S s g | ]}|j r|�qS r )�primary)r r$ r r r r = s z3NicConfigurator.get_primary_nic.<locals>.<listcomp>N� z!There can only be one primary nicc S s g | ] }|j �qS r )r )r r$ r r r r C s r )r �len� RuntimeError)r# Z primary_nicsr r r r! 8 s z NicConfigurator.get_primary_nicc C s� dddg}t j |�\}}tjdd| �dd� }d}xF|D ]>}tj||�}|sPq:|jd�j� }|jd d�d } | | j|< q:W dS ) zb Create the mac2Name dictionary The mac address(es) are in the lower case r �addrZshowz\n\d+: � r' Nz3link/ether (([0-9A-Fa-f]{2}[:]){5}([0-9A-Fa-f]{2}))�:r )r �rer �search�groupr r ) r# �cmd�outputZ_errZsectionsZmacPatZsection�matchr r r r r r H s z NicConfigurator.find_devicesc C s� |j j� }| jj|�}|s(td|j ��g }d||d�}g }g }| j||�\}} |j|� |j| � | j||�\}} |j|� |j| � |jd|i� |j |� |r�|j|� |S )z� Return the config list needed to configure a nic @return (list): the subnets and routes list to configure the nic @param nic (NicBase): the nic to configure z No known device has MACADDR: %sZphysical)�typer Z mac_address�subnets) r r r �get� ValueError�gen_ipv4�extend�gen_ipv6�updater ) r# r$ r r � nics_cfg_listZcfg� subnet_list� route_listr4 �routesr r r � gen_one_nicZ s& zNicConfigurator.gen_one_nicc C s i }g }|j r |jddi� |jj� }|jj� dkr8d}|dkrX|jddi� |g|fS |jddi� |j}|sz|g|fS |d }|jr�|jd |ji� |jr�|jd |ji� |jr�|j r�|j d | _ |jd | j i� |g|fS | j o�|j �r |jd | j ||j |j�i� |g|fS ) a+ Return the set of subnets and routes needed to configure the IPv4 settings of a nic @return (set): the set of subnet and routes to configure the gateways @param name (str): subnet and route list for the nic @param nic (NicBase): the nic to configure Zcontrol�autoZdisabledZmanualZstaticr3 �dhcpr �addressr �gatewayr> ) Zonbootr: Z bootProtor Z ipv4_modeZ staticIpv4r r r& �gatewaysr r" �gen_ipv4_route)r# r r$ �subnetr= Z bootproto�addrsZv4r r r r7 ~ s6 zNicConfigurator.gen_ipv4c C sD g }t |�}x2|D ]*}dt||�|f }|j|d|dd�� qW |S )z� Return the routes list needed to configure additional Ipv4 route @return (list): the route list to configure the gateways @param nic (NicBase): the nic to configure @param gateways (str list): the list of gateways z%s/%dZroutei' )� destinationr3 rC Zmetric)r r r )r# r$ rD r r= ZcidrrC rH r r r rE � s z NicConfigurator.gen_ipv4_routec C sL |j sg g fS g }|j }x&|D ] }d|j|jd�}|j|� q W g }||fS )a Return the set of subnets and routes needed to configure the gateways for a nic @return (set): the set of subnets and routes to configure the gateways @param name (str): name of the nic @param nic (NicBase): the nic to configure Zstatic6)r3 rB r )Z staticIpv6r r r )r# r r$ r< rG r* rF r= r r r r9 � s zNicConfigurator.gen_ipv6FNc C s@ |rt jd� | j|� g }x | jD ]}|j| j|�� q$W |S )z@Return the config elements that are needed to configure the nicsz Configuring the interfaces file)�logger�info� configurer r8 r? )r# rK �osfamilyr; r$ r r r �generate� s zNicConfigurator.generatec C s t jd� tjjj� d S )NzClearing DHCP leases)rI rJ r rA Z IscDhclientZ clear_leases)r# r r r � clear_dhcp� s zNicConfigurator.clear_dhcpc C s� | s|dkr t jd� dS d}tjj|d�}tjj|d�}tjj|� rbtjj|�rbtj||� ddd g}tj|d j|�d � | j � dS ) z^ Configure the /etc/network/interfaces Make a back up of the original Zdebianz3Debian OS not detected. Skipping the configure stepNz /etc/networkZ interfacesz&interfaces.before_vmware_customizationzH# DO NOT EDIT THIS FILE BY HAND -- AUTOMATICALLY GENERATED BY cloud-initz"source /etc/network/interfaces.d/*z*source-directory /etc/network/interfaces.dr+ )Zcontent) rI rJ �os�pathr �exists�renamer Z write_filerN )r# rL Z containingDirZ interfaceFileZ originalFile�linesr r r rK � s zNicConfigurator.configure)T)FN)N) �__name__� __module__� __qualname__r% r! r r? r7 rE r9 rM rN rK r r r r r " s $2! r )ZloggingrO r- Z cloudinitr r r Zcloudinit.net.network_stater Z getLoggerrT rI r r r r r r �<module> s
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