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o ,2�d�h � @ s" d dl Z d dlZd dlZd dlZd dlZd dlZd dlZd dlZd dlZd dl Z d dl m Z d dl m Z mZmZmZmZmZ d dlZd dlZd dlmZmZmZmZmZ d dlm Z dZ dZ dZ d Z d Z!d Z"d Z#d Z$dZ%dZ&dZ'dZ(dZ)dZ*dZ+dZ,g d�Z-e�.� Z/ej0G dd� dej1��Z2edde3fde3fd e3fg�Z4d d � Z5d e3d eej6 fd!d"�Z7 dyd#ee3 d$ee3 d%ee e3e3f d e3fd&d'�Z8e dd(� dyd$ee3 d%ee e3e3f d e3fd)d*��Z9G d+d,� d,�Z:d-d.� Z;d/d0� Z< 1dzd2e3d3e=d ee3 fd4d5�Z> dyd6e3d$ee3 d%ee e3e3f d e3fd7d8�Z? d{d%ee e3e3f d e3fd9d:�Z@ d|d;ee3 d<eee3 d$ee3 d%ee e3e3f d e3f d=d>�ZAd?e3d@e3dAe3dBee3 dCe3d df dDdE�ZBdFdG� ZCdHdI� ZD d{d?e3d@e3dCee3 d dfdJdK�ZEdLdM� ZFdNdO� ZGdPdQ� ZHdRdS� ZIddT�dUdV�ZJd2e3d e=fdWdX�ZKd ee4 fdYdZ�ZLdzd[e=d ee3 fd\d]�ZMdde2jNfd^ee3 d_ee3 d`ee2 d dfdadb�ZOdce3dde3dee3d e=fdfdg�ZPd eeQ fdhdi�ZRd eej fdjdk�ZSd}dldm�ZTdnee3 doe3fdpdq�ZUdrds� ZVdtdu� ZWdvee3 d e e3ee3ee3 f f fdwdx�ZXdS )~� N)� lru_cache)�Dict�Iterable�List� NamedTuple�Optional�Union)� event_logger� exceptions�gpg�messages�system)�ESM_APT_ROOTDIRg N@z # ubuntu-advantage-toolszDir::Etc::netrc/zDir::Etc::netrcparts/zDir::State::lists/z$Acquire::http::Proxy "{proxy_url}"; z%Acquire::https::Proxy "{proxy_url}"; z4Acquire::http::Proxy::esm.ubuntu.com "{proxy_url}"; z5Acquire::https::Proxy::esm.ubuntu.com "{proxy_url}"; z/etc/apt/trusted.gpg.d/z/usr/share/keyringsz/usr/lib/apt/methods/httpsz /usr/sbin/update-ca-certificatesz//etc/apt/apt.conf.d/90ubuntu-advantage-aptproxyz*/var/lib/apt/periodic/update-success-stampaL # Written by ubuntu-advantage-tools deb https://esm.ubuntu.com/{name}/ubuntu {series}-{name}-security main # deb-src https://esm.ubuntu.com/{name}/ubuntu {series}-{name}-security main deb https://esm.ubuntu.com/{name}/ubuntu {series}-{name}-updates main # deb-src https://esm.ubuntu.com/{name}/ubuntu {series}-{name}-updates main )g �?g @g $@c @ s e Zd Ze� Ze� ZdS )� AptProxyScopeN)�__name__� __module__� __qualname__�object�GLOBAL�UACLIENT� r r �./usr/lib/python3/dist-packages/uaclient/apt.pyr = s r �InstalledAptPackages�name�version�archc C s | � d�\}}tj�d�sdS z0t�� �!}tjddd�||||�tj� |d�gt t d� W d � W dS 1 s8w Y W dS t j yy } z-|jdkrpt|j��� }t�d |�rbt �d �| ���t�d |�rpt �d �| ���t �d ��d}~w tjy� t �d�t |���w )a Validate apt credentials for a PPA. @param repo_url: private-ppa url path @param username: PPA login username. @param password: PPA login password or resource token. @raises: UserFacingError for invalid credentials, timeout or unexpected errors. �://z/usr/lib/apt/apt-helperNz download-filez{}://{}:{}@{}/ubuntu/pool/zapt-helper-output)�timeout� retry_sleeps�d z 401\s+unauthorized|httperror401z'Invalid APT credentials provided for {}zconnection timed outz-Timeout trying to access APT repository at {}z7Unexpected APT error. See /var/log/ubuntu-advantage.logzVCannot validate credentials for APT repo. Timeout after {} seconds trying to reach {}.)�split�os�path�exists�tempfile�TemporaryDirectoryr �subp�format�join�APT_HELPER_TIMEOUT� APT_RETRIESr �ProcessExecutionError� exit_code�str�stderr�lower�re�search�UserFacingError� subprocess�TimeoutExpired)�repo_url�username�password�protocol� repo_path�tmpd�er. r r r � assert_valid_apt_credentialsH sT � ��&� � �������r< � apt_error�returnc C s� d}t � }| �� �d�D ] }|r*t�d|�}|r*d|�� d �d�d }|�|� q |rBtjj t |�dkr8d nd d� t |��d �}|S ) aA Parse apt update errors for invalid apt config in user machine. This functions parses apt update errors regarding the presence of invalid apt config in the system, for example, a ppa that cannot be reached, for example. In that scenario, apt will output a message in the following formats: The repository 'ppa 404 Release' ... Failed to fetch ppa 404 ... On some releases, both of these errors will be present in the apt error message. :param apt_error: The apt error string :return: a NamedMessage containing the error message N� z2(Failed to fetch |The repository .)(?P<url>[^\s]+)z- �urlz/distsr � �s� )�plural� failed_repos) �set�stripr r0 r1 � groupdict�addr � APT_UPDATE_INVALID_URL_CONFIGr' �lenr( �sorted)r= � error_msgrE �line� pattern_match�repo_url_matchr r r �(_parse_apt_update_for_invalid_apt_config| s$ �� � �rQ �cmdrM �override_env_varsc C s� zt j| dt|d�\}}W |S tjyB } z'dt|j�v r"t�� � t|j�}|r1tj |j d��|r5|nt|�}t� |��d}~ww )a� Run an apt command, retrying upon failure APT_RETRIES times. :param cmd: List containing the apt command to run, passed to subp. :param error_msg: The string to raise as UserFacingError when all retries are exhausted in failure. :param override_env_vars: Passed directly as subp's override_env_vars arg :return: stdout from successful run of the apt command. :raise UserFacingError: on issues running apt-cache policy. T)�capturer rS z%Could not get lock /var/lib/dpkg/lock)rM N) r r& r* r r+ r- r. �APTProcessConflictErrorrQ �APTInvalidRepoError�msgr2 )rR rM rS �out�_errr; �repo_error_msgrW r r r �run_apt_command� s* �� � ��r[ )�maxsizec C s t ddg| |d�S �N� apt-cache�policy�rR rM rS �r[ )rM rS r r r �get_apt_cache_policy� s �rb c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�PreserveAptCfgc C s || _ i | _d S �N)�apt_func�current_apt_cfg)�selfre r r r �__init__� s zPreserveAptCfg.__init__c s& t j� � fdd�� �� D �| _| �� S )Nc s i | ] }|t �� �|���qS r )�copy�deepcopy�get)�.0�key��cfgr r � <dictcomp>� s �z,PreserveAptCfg.__enter__.<locals>.<dictcomp>)�apt_pkg�config�keysrf re )rg r rn r � __enter__� s �zPreserveAptCfg.__enter__c C s4 t j}| j�� D ] }|�|| j| � qt �� d S rd )rq rr rf rs rF � init_system)rg �type�value� tracebackro rm r r r �__exit__� s zPreserveAptCfg.__exit__N)r r r rh rt ry r r r r rc � s rc c C s0 t j�� D ]} t j�| � qt �� t�� }|S rd )rq rr rs �clear�init�apt�Cache�rm �cacher r r � get_apt_cache� s r� c C sj z(t j�� D ]} t�d| �st j�| � qt j�dt� t �� t j td�}W |S t y4 i }Y |S w )Nz^Acquire�Dir)�rootdir) rq rr rs r0 r1 rz rF r r{ r| r} � Exceptionr~ r r r � get_esm_cache� s � ��r� F�pkg�check_esm_cachec C sV t t��1}z|| }W n ty Y W d � d S w |js( W d � d S t|jd�}W d � n1 s8w Y |sAd S |sE|S t t��X}|r�z|| }W n tyd | Y W d � S w |jsq|W d � S t|jd�}|s�|W d � S t||d�r�|W d � S W d � |S W d � |S 1 s�w Y |S )Nr �ge)rc r� r� � candidate�getattrr� �compare_versions)r� r� r �package� pkg_candidate� esm_cache� esm_package�esm_pkg_candidater r r �get_pkg_candidate_version sT �� � �� � � �� ��r� r� c C s t dd| g||d�S r] ra )r� rM rS r r r � get_apt_cache_policy_for_package8 s �r� c C s� zMz t ddg| d�}W n; tjy t�� � tjy* } ztj|jd��d }~w tjyF } ztjtj jd |j tj j d��d }~ww W t � � |S t � � w )N�apt-get�update)rR rS )�repo_msgr? )rW �msg_code) r[ r rU � APTUpdateProcessConflictErrorrV �APTUpdateInvalidRepoErrorrW r2 r �APT_UPDATE_FAILEDr rb � cache_clear)rS rX r; r r r �run_apt_update_commandD s( ������ �r� �packages� apt_optionsc C sr |d u rg }zt g d�| | ||d�}W |S tjy$ tj|d�� tjy8 } ztj|j|d��d }~ww )N)r� �install� --assume-yesr` )� header_msg)r� r� )r[ r rU � APTInstallProcessConflictErrorrV �APTInstallInvalidRepoErrorrW )r� r� rM rS rX r; r r r �run_apt_install_command] s* ���� ���r� � repo_filenamer5 � credentials�suites� keyring_filec C s. z |� d�\}}W n ty d}|}Y nw t�� j}|�d�r'|dd� }t|||� d}tddgtj j �} | � � D ]} d � |�| vrFq<d | vrKq<d } d } |D ]"} || vrYqRd } d | v rj|sjt �d| |� d} | dj | || d�7 } qRt�| | � t|||� tj�t|�}tj�t|�}t�||� dS )z�Add an authenticated apt repo and credentials to the system. @raises: InvalidAPTCredentialsError when the token provided can't access the repo PPA. �:�bearer�/N���Fr^ r_ z a={}-updatesz o=Ubuntu,TrC z-updatesz?Not enabling apt suite "%s" because "%s-updates" is not enabledz# zQ{maybe_comment}deb {url}/ubuntu {suite} main # deb-src {url}/ubuntu {suite} main )� maybe_commentr@ �suite)r � ValueErrorr �get_release_info�series�endswithr< r[ r �APT_POLICY_FAILEDrW � splitlinesr' �logging�debug� write_file�add_apt_auth_conf_entryr! r" r( � KEYRINGS_DIR� APT_KEYS_DIRr �export_gpg_key)r� r5 r� r� r� r6 r7 r� �updates_enabledr_ rN �contentr� r� �source_keyring_file�destination_keyring_filer r r �add_auth_apt_repox sX � � ��� r� c C s� t � }| �d�\}}|�d�s|d7 }tj�|�r t�|�}nd}dj|||t d�}d}g } |� � D ].} |s[| �� } t | �dkr[| d } | |krP| � |� d }q2| |v r[| � |� d }| � | � q2|sh| � |� | � d� tj |d �| �d d � d S )zBAdd or replace an apt auth line in apt's auth.conf file or conf.d.r r� rC z:machine {repo_path} login {login} password {password}{cmt})r9 �loginr7 �cmtF� rA Tr? � ��modeN)�!get_apt_auth_file_from_apt_configr r� r! r" r# r � load_filer' �APT_AUTH_COMMENTr� rK �appendr� r( ) r5 r� r7 � apt_auth_file� _protocolr9 � orig_content�repo_auth_line�added_new_auth� new_linesrN � split_line�curr_line_repor r r r� � sD �� r� c s� | � d�\}}|�d�r|dd� }t� }tj�|�rGt�|�}dj|d�� d� � fdd �|� � D ��}|s=t� |� dS tj ||d d � dS dS ) z+Remove a repo from the shared apt auth filer r� Nr� zmachine {repo_path}/ login)r9 r? c s g | ]}� |vr|�qS r r )rl rN �� auth_prefixr r � <listcomp>� s z2remove_repo_from_apt_auth_file.<locals>.<listcomp>r� r� ) r r� r� r! r" r# r r� r' r( r� �ensure_file_absentr� )r5 r� r9 r� �apt_authr� r r� r � remove_repo_from_apt_auth_file� s ��r� c C s2 t �| � |rtj�t|�}t �|� t|� dS )z>Remove an authenticated apt repo and credentials to the systemN)r r� r! r" r( r� r� )r� r5 r� r r r �remove_auth_apt_repo� s r� c C sB |� d�\}}|�d�r|dd� }dj||d�}t�| |� dS )z.Add an apt preferences file and pin for a PPA.r r� Nr� z<Package: * Pin: release o={origin} Pin-Priority: {priority} )�origin�priority)r r� r' r r� )�apt_preference_filer5 r� r� r� r9 r� r r r �add_ppa_pinning� s ��r� c C sV t �dddtg�\} }| r| �d�d d S t �dddtg�\} }| �d�d �d�S )z7Return to patch to the system configured APT auth file.� apt-config�shellrm �'rA z90ubuntu-advantager� )r r& �APT_CONFIG_AUTH_PARTS_DIRr �APT_CONFIG_AUTH_FILE�rstrip)rX rY r r r r� s � �r� c C s~ | � d�\}}|�d�r|dd� }d}t�dddtg�\}}|r(|� d �d }|�dd �}tt�tj � ||d � |� ���S ) zEList any apt files in APT_CONFIG_LISTS_DIR given repo_url and series.r r� Nr� z/var/lib/apt/listsr� r� rm r� rA �_z _dists_{}*) r r� r r& �APT_CONFIG_LISTS_DIR�replacerL �globr! r" r( r' )r5 r� r� r9 � lists_dirrX rY �aptlist_filenamer r r �find_apt_list_files s" � ���r� c C s t | |�D ]}t�|� qdS )z?Remove any apt list files present for this repo_url and series.N)r� r r� )r5 r� r" r r r �remove_apt_list_files0 s �r� )� _entitlementsc C s� ddl m} | du rddlm} |} | jD ]D}t||�s q|jj|jd�}|j j|jd�}t j � |�rCt jd�|�tjd� t�|� t j � |�rYt jd�|�tjd� t�|� qdS ) a Clean apt files written by uaclient :param _entitlements: The uaclient.entitlements module to use, defaults to uaclient.entitlements. (This is only present for testing, because the import happens within the function to avoid circular imports.) r )�RepoEntitlementN)� entitlements�r z Removing apt source file: {})� file_typez!Removing apt preferences file: {})�uaclient.entitlements.repor� �uaclientr� �ENTITLEMENT_CLASSES� issubclass�repo_list_file_tmplr' r �repo_pref_file_tmplr! r" r# �event�info�sysr. r r� )r� r� �__entitlements�ent_cls� repo_file� pref_filer r r �clean_apt_files6 s. � � ��r� c C s | t � v S rd )� get_installed_packages_names)r� r r r � is_installedY s r� c C s0 t �g d��\} }| �� dd � }dd� |D �S )N)r| �listz --installedrA c S s8 g | ]}t |�d �d |�d�d |�d�d d��qS )r� r � rA r� )r r r )r r )rl �entryr r r r� ` s � ��z*get_installed_packages.<locals>.<listcomp>)r r& r� )rX r� � package_listr r r �get_installed_packages] s �r �include_versionsc C s t � }dd� |D �}|S )Nc S s g | ]}|j �qS r r� )rl r� r r r r� l s z0get_installed_packages_names.<locals>.<listcomp>)r )r r � pkg_namesr r r r� j s r� � http_proxy� https_proxy� proxy_scopec C s� | s|r!|r!d}|t jkrd}n|t jkrd}t�tjj|d�� d}| r@|t jkr3|tj| d�7 }n |t jkr@|t j| d�7 }|r]|t jkrP|t j|d�7 }n |t jkr]|t j|d�7 }|dkrftj | }|dkrqt �t� dS t �t|� dS )a� Writes an apt conf file that configures apt to use the proxies provided as args. If both args are None, then no apt conf file is written. If this function previously wrote a conf file, and was run again with both args as None, the existing file is removed. :param http_proxy: the url of the http proxy apt should use, or None :param https_proxy: the url of the https proxy apt should use, or None :return: None rC z UA-scoped�global)�scope)� proxy_urlN)r r r r� r� r �SETTING_SERVICE_PROXY_SCOPEr' �APT_CONFIG_UA_PROXY_HTTP� APT_CONFIG_GLOBAL_PROXY_HTTP�APT_CONFIG_UA_PROXY_HTTPS� APT_CONFIG_GLOBAL_PROXY_HTTPS�APT_PROXY_CONFIG_HEADERr r� �APT_PROXY_CONF_FILEr� )r r r �message�apt_proxy_configr r r �setup_apt_proxyp sD � � � � � r �version1�version2�relationc C s2 z t �dd| ||g� W dS tjy Y dS w )zCReturn True comparing version1 to version2 with the given relation.�dpkgz--compare-versionsTF)r r& r r+ )r r r r r r r� � s ��r� c C s d } t j�t�rt �t�j} | S rd )r! r" r# � APT_UPDATE_SUCCESS_STAMP_PATH�stat�st_mtime�� cache_timer r r �get_apt_cache_time� s r c C s$ t � } | d u r d S tj�| tjj�S rd )r �datetime� fromtimestamp�timezone�utcr r r r �get_apt_cache_datetime� s r$ c C sL t �� sd S ddlm} ddlm} ddlm}m} d}d}| � d�}|d u r-|| �d }|� dg �D ]"}|� dd �d krE|� d d �d k}|� dd �dkrU|� d d �d k}q3|| �} |rj| � � d |j krj| � � n| �� t �� r�|| �} |r�| � � d |j kr�| � � n| �� t� } z| �� W d S tjjy� t�d� Y d S w )Nr )�status)�ApplicationStatus)�ESMAppsEntitlement�ESMInfraEntitlementFz status-cache�servicesr rC zesm-apps� available�no�yesz esm-infraz!Failed to fetch the ESM Apt Cache)r �is_current_series_lts�uaclient.actionsr% �(uaclient.entitlements.entitlement_statusr& �uaclient.entitlements.esmr' r( � read_cacherk �application_status�DISABLED�setup_local_esm_repo�disable_local_esm_repo� is_current_series_active_esmr� r� r| r �FetchFailedExceptionr� �warning) ro r% r& r' r( �apps_available�infra_available�current_status�service�apps�infrar r r r �update_esm_caches� sF �� � �r? � package_names� error_messagec C s" t g d�t| � |ddid� d S )N)r� �remover� z$-o Dpkg::Options::="--force-confdef"z$-o Dpkg::Options::="--force-confold"�DEBIAN_FRONTEND�noninteractive)rS )r[ r� )r@ rA r r r �remove_packages� s � �rE c C s* t j�� D ]} t j�| � qt �� t jS rd )rq rr rs rz � init_config)rm r r r �_get_apt_config s rG c C s8 t t��}|�| �}W d � |S 1 sw Y |S rd )rc rG r� )�base_key�apt_cfg� apt_cfg_keysr r r �get_apt_config_keys s ��rK � cfg_namesc C sd i }t t��"}| D ]}|�|�}t|�s|�|�pd}|||< q W d � |S 1 s+w Y |S )z� Get all APT configuration values for the given config names. If one of the config names is not present on the APT config, that config name will have a value of None N)rc rG rk r- � value_list)rL � apt_cfg_dictrI �cfg_name� cfg_valuer r r �get_apt_config_values s � � � rQ )NN)Frd )NNN)r> N)Yri r �enumr� r� r! r0 r3 r� r$ � functoolsr �typingr r r r r r r| rq r� r r r r r �uaclient.defaultsr r) r� r� r� r� r r r r r� r� �APT_METHOD_HTTPS_FILE�CA_CERTIFICATES_FILEr r �ESM_REPO_FILE_CONTENTr* �get_event_loggerr� �unique�Enumr r- r r< � NamedMessagerQ r[ rb rc r� r� �boolr� r� r� r� r� r� r� r� r� r� r� r� r� r� r r� r r r� �floatr r$ r? rE rG rK rQ r r r r �<module> sN ���4� �/���� �*��� � ��� �*���� � �� ��� ��� ������ �?+���� � # ���� �8 9 ��
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