CasperSecurity
o
��{f�D � @ s~ d dl mZmZ d dlZd dlZd dlZzd dlZW n
ey' d dlZY nw zd dl m
Z
W n ey? d dl m
Z
Y nw d dl Z d dl
Zd dlZd dlZd dlZd dlZd dlZzd dlmZ d dlmZmZ d dlmZmZ W n ey� d dl mZmZmZmZmZ Y nw dd l m Z m Z m Z m!Z!m"Z" G d
d � d e#�Z$G d d
� d
e%�Z&G dd� de%�Z'e(dkr�e'dd�Z)dS dS )� )�absolute_import�print_functionN)�
BadStatusLine)�quote)�Request�urlopen)� HTTPError�URLError)r r r r r � )�get_lang�get_dist�get_dist_version�get_ubuntu_flavor�get_ubuntu_flavor_namec @ s e Zd ZdS )�MetaReleaseParseErrorN)�__name__�
__module__� __qualname__� r r �9/usr/lib/python3/dist-packages/DistUpgrade/MetaRelease.pyr 6 s r c @ s e Zd Zdd� ZdS )�Distc C s: || _ || _|| _|| _d | _d | _d | _d | _d | _d S �N) �name�version�date� supported�releaseNotesURI�releaseNotesHtmlUri� upgradeTool�upgradeToolSig�upgrade_broken)�selfr r r r r r r �__init__; s
z
Dist.__init__N)r r r r" r r r r r : s r c @ s| e Zd ZdZdejv ZdZdZ ddd�Z d d
� Z
d d � Z d
d� Z dd� Z
dd� Zedd� �Zdd� Zdd� ZdS )�MetaReleaseCorezT
A MetaReleaseCore object abstracts the list of released
distributions.
�DEBUG_UPDATE_MANAGERz$/etc/update-manager/release-upgradesz /etc/update-manager/meta-releaseFNc
C s� |rd| _ | �d||f � || _|| _t�� | _d | _d | _|d u r't �
� }t |d�| _ t
|d�| _t� | _t� | _d | _d | _d}|d | _|d | _d| _d| _t�� }tj � | j �r�z|� | j � W n tj y� } zt!j"�#d | j | f � W Y d } ~ d S d } ~ ww |�$d
�r�d
}
d D ]$} |�%|
| �r�| �d | j |�&|
| �f � t'| d
|
| f |�&|
| �� q�t�� }tj � | j(��r,z|� | j(� W n tj y� } zt!j"�#d | j(| f � W Y d } ~ d S d } ~ ww |�%dd��r,|�&dd��)� } | dk�s| dk�r d| _| j�*� d S | dk�r)d| _t+�,� }
|
�-| j��r#| j| _n | �d� nd| _|�r3| j| _|�r?| j| j7 _n |�rJ| j| j7 _| �d| j � d | _.| �/� �sa| �d� d S tj0| j1d��2� d S )NTz1MetaRelease.__init__() useDevel=%s useProposed=%s)�cachez https://changelogs.ubuntu.com/z meta-releasezmeta-release-ltsz -developmentz -proposedz ERROR: failed to read '%s':
%s� METARELEASE)�URI�URI_LTS�URI_UNSTABLE_POSTFIX�URI_PROPOSED_POSTFIXz%s: %s z%s_%s�DEFAULT�Prompt�never�no�ltsz Prompt=lts for non-LTS, ignoring�normalzmetarelease-uri: %sz _buildMetaReleaseFile failed)�target)3�DEBUG�_debug�
forceDownload�useDevelopmentRelease� threading�Event�
downloaded�
upgradable_to�new_dist�apt�Cacher �flavorr � flavor_namer �current_dist_namer
�current_dist_version�no_longer_supported�prompt�METARELEASE_URI�METARELEASE_URI_LTS� METARELEASE_URI_UNSTABLE_POSTFIX� METARELEASE_URI_PROPOSED_POSTFIX� configparser� ConfigParser�os�path�exists�CONF_METARELEASE�read�Error�sys�stderr�write� has_section�
has_option�get�setattr�CONF�lower�set� distro_info�UbuntuDistroInfo�is_lts�metarelease_information�_buildMetaReleaseFile�Thread�download�start)r! r5 � useProposed�debug�forceLTSr4 r% �base_uri�parser�e�sec�krB �dir r r r" T s� �
���
� ����
zMetaReleaseCore.__init__c
C s� t j�dt j�| j��| _z
t| jd��� W n� ty� t � dt j�
d��}t j� |�d }t j� |�sZzt �
|� W n tyY } ztj�d| � W Y d }~Y dS d }~ww t j� |�s�zt �|d� W n ty� } ztj�d| � W Y d }~Y dS d }~ww t j�|d �}t j� |�s�zt �|� W n ty� } ztj�d| � W Y d }~Y dS d }~ww t j�|t j�| j��| _Y nw zt j�| j�dkr�t �| j� W d
S W d
S ty� Y d
S w ) Nz/var/lib/update-manager/�a�XDG_CACHE_HOMEz~/.cacher zmkdir() failed: '%s'Fi� zupdate-manager-coreT)rI rJ �join�basenamerC �METARELEASE_FILE�open�close�IOError�getenv�
expanduser�splitrK �makedirs�OSErrorrO rP rQ �mkdir�getsize�unlink� Exception)r! � cache_dir�cache_parent_dirrf rJ r r r r] � sf � � �� �� ��
�� � ��z%MetaReleaseCore._buildMetaReleaseFilec C �
|| _ dS )z\ virtual function that is called when the distro is no longer
supported
N)rA �r! �distr r r �dist_no_longer_supported� �
z(MetaReleaseCore.dist_no_longer_supportedc C r} )z\ virtual function that is called when a new distro release
is available
N)r: r~ r r r �new_dist_available� r� z"MetaReleaseCore.new_dist_availablec C sV | � d� | j}| � d| � d }g }t�| j�}z�|�� r�dD ]
}||jvr-td| ��q |jd }| � d| � |jd }tt j
� |��}d|d < t �
t|��} t|jd
�}
|jd } t|| | |
�} d |jv r~|jd | _t� }
|
r~| jd
|
7 _d|jv r�|jd | _| �| �}|r�| j|7 _d|jv r�|jd | _d|jv r�|jd | _d|jv r�|jd | _|�| � ||kr�| }|�� s W n tjy� td| j ��w | j�� d | _|d u r�| � d� dS d}|D ]} | j |j k�r
| j s�| j s�q�| }| � d| � nq�|dk�r |j �s || _ | � |� |dk�r)|| _ | �!|� dS )NzMetaRelease.parse()zcurrent dist name: '%s')r �Version� Supported�DatezRequired key '%s' missingr zfound distro name: '%s'r� r � r� r� � ReleaseNotesz?lang=%s�ReleaseNotesHtml� UpgradeTool�UpgradeToolSignature�
UpgradeBrokenzUnable to parse %sz,current dist not found in meta-release file
F� z new dist: %sT)"r3 r? �apt_pkg�TagFiler\ �step�sectionr �list�email�utils� parsedate�time�mktime�tuple�intr r r r �#_get_release_notes_uri_query_stringr r r �appendrN rC rp r r r5 r9 r� r� )r! r? � current_dist�dists� index_tag� required_keyr �rawdate�
parseddater r r r �lang�queryr9 r r r �parse� s�
��
�
�
��$��
�
zMetaReleaseCore.parsec
C s� | � d� d}t| j�}|�dd� |�dd� t�| jtj�r3z t�| j�j }W n t
y2 Y nw |dkrF| j sF|�dt �
t �|��� zmt|dd �}tj�| j�r�t�| jtj�s�zt�| j� W n t
y } ztd
| j|f � W Y d }~nd }~ww z$t| jd �}|�� D ]
}|�|�d �� q�|�� |�dd� || _W n ty� Y nw |� � W nY t y� } z)|j d
kr�tj�| j�r�| � d| j � t| jd�| _n| � d| � W Y d }~n)d }~w t t t!j"f�y } z| � d| � td| j � W Y d }~nd }~ww | jd u�rG| � d� z| �#� W n t$�y6 t%�&d| j � t�'| j� Y nw | j(�rF| j(j)�rFt�'| j� n| � d� | j*�+� d S )NzMetaRelease.download()r z
Cache-ControlzNo-Cache�Pragmazno-cachezIf-Modified-Since� )�timeoutzCan't unlink '%s' (%s)zw+zUTF-8i0 zreading file '%s'�rz%result of meta-release download: '%s'zIFailed to connect to %s. Check your Internet connection or proxy settingsz!have self.metarelease_informationzparse failed for '%s'z NO self.metarelease_information),r3 r rC �
add_headerrI �accessrn �W_OK�stat�st_mtimerv r4 r� �asctime�gmtimer rJ rK ry �printro � readlinesrQ �decode�flush�seekr\ rq rp r �coder r �socketr� r� rz �logging� exception�remover: r r8 rX )r! � lastmodified�req�urirf �f�liner r r r_ N s�
�� ����
� ����
�� �
zMetaReleaseCore.downloadc C s | j �� S r )r8 �is_set)r! r r r � downloading� s zMetaReleaseCore.downloadingc C s@ d}t � }|r
|d| 7 }|d| j 7 }|d|j 7 }t|d�S )N�?zlang=%s&zos=%s&zver=%sz/?)r r= r r )r! r �qr� r r r r� � s
z3MetaReleaseCore._get_release_notes_uri_query_stringc C s | j r
tj�|d � d S d S )N�
)r2 rO rP rQ )r! �msgr r r r3 � s �zMetaReleaseCore._debug)FFFFFN)r r r �__doc__rI �environr2 rV rL r" r] r� r� r� r_ �propertyr� r� r3 r r r r r# H s*
�h.XG
r# �__main__F)*�
__future__r r r; r� rY rG � ImportErrorrH � http.clientr �httplibr� � email.utilsr� rI r� rO r� r6 � urllib.parser �urllib.requestr r � urllib.errorr r �urllib2r� r r r
r r rz r �objectr r# r �metar r r r �<module> sJ � � � e�