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a '�Dglv � @ s� U d Z ddlZddlZddlZddlmZ ddlmZmZm Z ddl m Z ddl m Z ddlmZ ddlmZ dd lmZ d d iZe�e�Zd eged dgd�Zeed< ee e edd�dd�Z dd� Z dd� Z dJdd�Z dKdd �Z d d � Z!dLd d �Z"d!d"� Z#d#d$� Z$dMd&d'�Z%d(d)� Z&d*d+� Z'd,d-� Z(d.d/� Z)d0d1� Z*d2d3� Z+d4d5� Z,d6d7� Z-d8d9� Z.d:d;� Z/d<d=� Z0d>d?� Z1d@dA� Z2dBdC� Z3dDdE� Z4dFdG� Z5dHdI� Z6dS )Nz1Disk Setup: Configure partitions and filesystems.� N)�Path)� performance�subp�util)�Cloud)�Config)� MetaSchema)� ALL_DISTROS)� PER_INSTANCE�LANG�CZ cc_disk_setup� disk_setup�fs_setup)�idZdistrosZ frequencyZactivate_by_schema_keys�meta)�name�cfg�cloud�args�returnc s� |� di ��� �fdd�}|� d�}t|t�r�t||� t�dt|�� |�� D ]�\}}t|t�spt�d|� qPz>t � d|� ��� t ||� W d � n1 s�0 Y W qP t y� } z t �td | � W Y d}~qPd}~0 0 qP|� d �} t| t��r�t�d t| �� t| |� | D ]�}t|t��s:t�d |� �qz8t � d �� t|� W d � n1 �sf0 Y W n6 t �y� } z t �td| � W Y d}~n d}~0 0 �qdS )z[ See doc/examples/cloud-config-disk-setup.txt for documentation on the format. �device_aliasesc s �� | �}� �|p| �p|S )N)�getZdevice_name_to_device)Zcandr �r r � �B/usr/lib/python3.9/site-packages/cloudinit/config/cc_disk_setup.py�alias_to_device( s z handle.<locals>.alias_to_devicer zPartitioning disks: %sz Invalid disk definition for %szCreating partition on Nz Failed partitioning operation %sr zsetting up filesystems: %sz"Invalid file system definition: %szCreating new filesystemz%Failed during filesystem operation %s)r � isinstance�dict�update_disk_setup_devices�LOG�debug�str�items�warningr ZTimed�mkpart� Exceptionr �logexc�list�update_fs_setup_devices�mkfs) r r r r r r �disk� definition�er r r r �handle! s< �,( ,r- c C s� t | �D ]t}||�}|d u s||kr&q|| v rBt�d||� | |= | | | |< t| | t�rh|| | d< | |= t�d||� qd S )Nz0Replacing %s in disk_setup for translation of %s� _orignamez,updated disk_setup device entry '%s' to '%s')r' r �infor r r )r �tformer�orignameZ transformedr r r r M s( � �r c C s� | D ]�}t |t�s t�d|� q|�d�}|d u r4qt�|�\}}||�}|d urv|}t�d|||� ||d< ||d< |rd|v r�t�d|||� |d |d< ||d< qd S )Nz"entry in disk_setup not a dict: %s�devicez %s is mapped to disk=%s part=%sr. � partitionzKPartition '%s' from dotted device name '%s' overrides 'partition' key in %sZ _partition)r r r r# r r Zexpand_dotted_devnamer )r r0 r+ r1 �dev�partZtformedr r r r( g s4 �� r( c c s@ t �| �}|r||d� }dd� |D �D ]\}}||fV q(dS )zd Returns the key/value pairs of output sent as string like: FOO='BAR' HOME='127.0.0.1' Nc S s g | ]}|� d ��qS )�=)�split��.0�xr r r � <listcomp>� � z"value_splitter.<locals>.<listcomp>)�shlexr7 )�values�startZ_values�key�valuer r r �value_splitter� s rB Fc c s� dddd| g}|r |� d� d}zt�|�\}}W n6 tyh } z td| |f �|�W Y d}~n d}~0 0 dd � |�� �� D �}|D ]6}ddddd �}t|�D ]\} } | || �� < q�|V q�dS ) a� Enumerate the elements of a child device. Parameters: device: the kernel device name nodeps <BOOL>: don't enumerate children devices Return a dict describing the disk: type: the entry type, i.e disk or part fstype: the filesystem type, if it exists label: file system label, if it exists name: the device name, i.e. sda Zlsblkz--pairsz--outputzNAME,TYPE,FSTYPE,LABELz--nodepsN�"Failed during disk check for %s %sc S s g | ]}t |�� �d kr|�qS )r )�lenr7 r8 r r r r; � r< z"enumerate_disk.<locals>.<listcomp>)r �type�fstype�label)�appendr r% � RuntimeError�strip� splitlinesrB �lower) r2 �nodepsZ lsblk_cmdr/ �_errr, �partsr5 �dr@ rA r r r �enumerate_disk� s6 � ���rQ c C s. t | dd�D ] }d|v r |d �� S q dS )z@ Return the device type of the device by calling lsblk. T)rM rE N)rQ rL )r2 rP r r r � device_type� s rR c C sV d}z t | �}W n ty0 t�d| � Y dS 0 |rB|dkrBdS |sR|dkrRdS dS )z0 Check if the device is a valid device. � z Query against device %s failedFr5 Tr* )rR r% r r# )r r3 Zd_typer r r �is_device_valid� s rT c C s� d\}}}}ddd| g}zt j |ddgd�\}}W n6 tyh } z td| |f �|�W Y d }~n d }~0 0 |r�t|�� �d kr�t|d d �D ]<\}} |�� d kr�| }q�|�� d kr�| }q�|�� dkr�| }q�|||fS )z� Check if the device has a filesystem on it Output of blkid is generally something like: /dev/sda: LABEL="Backup500G" UUID="..." TYPE="ext4" Return values are device, label, type, uuid )NNNNZblkidz-cz /dev/nullr � )ZrcsrC N� )r? rG rE �uuid)r r% rI rD rK rB rL ) r2 �outrG �fs_typerW Z blkid_cmdrN r, r@ rA r r r �check_fs� s( �� rZ c C s t | �\}}}|S )z7 Returns true if the device has a file system. )rZ )r2 �_rY r r r � is_filesystem s r\ Tc C s� |du r d}|sddg}d}t | �D ]�}|d |krP|du rPd|d df S |d |kr�|rl|d |ksp|s�d|d d f S |d |v r$|d dks�|d r�d }|d dkr�q$|d s$d|d df S q$|s�| dfS t�d � d S )a Find a device that is either matches the spec, or the first The return is value is (<device>, <bool>) where the device is the device to use and the bool is whether the device matches the fs_type and label. Note: This works with GPT partition tables! NrS r* r5 FrF �/dev/%sr rG TrE z5Failed to find device during available device search.)NF)rQ r r# )r2 rY rG Z valid_targets� label_match� replace_fsZraw_device_usedrP r r r �find_device_node s6 � �� r` c C s2 t tt| ���dkrdS t| �\}}}|r.dS dS )z� Check if the device is currently used. Returns true if the device has either a file system or a partition entry is no filesystem found on the disk. rV TF)rD r' rQ rZ )r2 r[ � check_fstyper r r � is_disk_usedI s rb c C st z,t � dd| g�\}}t � dd| g�\}}W n6 tyb } z td| |f �|�W Y d }~n d }~0 0 t|�t|� S )N�blockdevz --getsize64z--getsszFailed to get %s size %s)r r% rI �int)r2 Z size_in_bytesr[ Z sector_sizer, r r r � get_hdd_size] s (re c C s� t | � dd| g}ztj|d| d�\}}W n6 tyb } z td| |f �|�W Y d}~n d}~0 0 g }|�� D ]�}|�� }t|�dkr�qp| |d v rp|d �� d v r�qpd} tt d t|��d d �D ](} || � � r�|| d kr�|| } q�q�|� | � qp|S )z� Returns true if the partition layout matches the one on the disk Layout should be a list of values. At this time, this only verifies that the number of partitions and their labels is correct. �sfdiskz-l�%s ��data�(Error running partition command on %s %sNr ���)Zextended�emptyrV T)�reverse�/) � read_parttblr r% rI rK r7 rD rL �sorted�range�isdigitrH ) r2 �layout�prt_cmdrX rN r, � found_layout�line�_lineZ type_labelr: r r r �check_partition_mbr_layoutg s2 �� rx c C s� dd| g}zt j |td�\}}W n6 tyV } z td| |f �|�W Y d }~n d }~0 0 t|�� �}|D ]}|�� �d�rh q�qhdd� |D �}g } |D ]0} t| �dkr�| � d �r�| d d � } | � | � q�| S ) N�sgdiskz-p)Z update_envrj �Numberc S s g | ]}|� � �� d �qS )� )rJ r7 )r9 rv r r r r; � r< z.check_partition_gpt_layout.<locals>.<listcomp>� Z00r rU ) r � LANG_C_ENVr% rI �iterrK rJ � startswithrD �endswithrH ) r2 rs rt rX rN r, Z out_linesrv ZcodesZcleaned�coder r r �check_partition_gpt_layout� s( �� r� c C s� d| krt ||�}n d| kr(t||�}ntd��t�d| |||� t|t�rd|r`t|�dkr`dS dS t|�t|�kr�dd � |D �}t�d ||� t||�D ]&\}}|d ur�t |�t |�kr� dS q�dS dS ) z� See if the partition lay out matches. This is future a future proofing function. In order to add support for other disk layout schemes, add a function called check_partition_%s_layout �gpt�mbr� Unable to determine table typez6called check_partition_%s_layout(%s, %s), returned: %srV TFc S s* g | ]"}t |ttf�r"t|d �nd�qS )rV N)r �tupler' r! r8 r r r r; � s z*check_partition_layout.<locals>.<listcomp>z Layout types=%s. Found types=%sN) r� rx rI r r r �boolrD �zipr! )� table_typer2 rs ru Z layout_typesZitypeZftyper r r �check_partition_layout� s8 � ��r� c C s t |t�st |t�rdS t|�dkr.t |t�s8t |t�s@td��t|�}|dkrXtd��g }d}|D ]�}d}|}|d7 }t |t�r�t|�dkr�td | ��|\}}tt| �t|�d �}||kr�|�d | � qd|�d ||f � qdd �|�} t|�dk�r td| ��| S )a@ Calculate the layout of the partition table. Partition sizes are defined as percentage values or a tuple of percentage and partition type. For example: [ 33, [66: 82] ] Defines the first partition to be a size of 1/3 the disk, while the remaining 2/3's will be of type Linux Swap. z,,83r zPartition layout is invalidr| z$Only simply partitioning is allowed.�S rV rU �%Partition was incorrectly defined: %s�d z,,%sz,%s,%s� z-Calculated partition definition is too big %s) r r' r� rD rI rd �floatrH �join) �sizers Z last_part_num�part_definitionZpart_numr5 Z part_type�percent� part_sizeZsfdisk_definitionr r r �get_partition_mbr_layout� sB � � ��r� c C s� t |t�rd ddgfgS g }|D ]h}t |t�rPt|�dkrFtd| ��|\}}n|}d }tt| �t|�d �}|�|dd�|�gf� q d|d d d< |S )Nr rU r� r� z+{}rk ) r r� r' rD rI rd r� rH �format)r� rs Zpartition_specsr3 r� �partition_typer� r r r �get_partition_gpt_layout s � r� c C sv d}d}d}t | d��D}|�|| � |�| tj� |�|| � |�� W d � n1 s`0 Y t| � d S )N� i zrb+)�open�write�seek�os�SEEK_END�flushro )r2 ZnullZ start_lenZend_len�fpr r r �purge_disk_ptable7 s &r� c C s� t | �D ]x}|d dvrddd|d g}z t�d|d � t�|� W q ty~ } z td|d �|�W Y d }~qd }~0 0 qt| � d S ) z( Remove partition table entries rE )r* ZcryptZwipefsz--allr] r z Purging filesystem on /dev/%szFailed FS purge of /dev/%sN)rQ r r/ r r% rI r� )r2 rP Z wipefs_cmdr, r r r � purge_diskF s ��r� c C s0 d| krt ||�S d| kr$t||�S td��dS )z� Call the appropriate function for creating the table definition. Returns the table definition This is a future proofing function. To add support for other layouts, simply add a "get_partition_%s_layout" function. r� r� r� N)r� r� rI )r� r� rs r r r �get_partition_layoutZ s r� c C sz d}t �|�r|| g}n dd| g}t�� zt � |� W n4 tyl } z t�td| � W Y d}~n d}~0 0 t�� dS )zq `Partprobe` is preferred over `blkdev` since it is more reliably able to probe the partition table. � partproberc z --rereadptz%Failed reading the partition table %sN)r �whichr �udevadm_settler% r& r )r2 r� Z probe_cmdr, r r r ro j s &ro c C sd dd| g}zt j |d| d� W n6 tyV } z td| |f �|�W Y d}~n d}~0 0 t| � dS )zV Break out of mbr partition to allow for future partition types, i.e. gpt rf z--forcerg rh z Failed to partition device %s %sN)r r% rI ro )r2 rs rt r, r r r �exec_mkpart_mbr} s ��r� c C s� z�t � dd| g� t|�D ]f\}\}\}}|d7 }t � ddd�|||�| g� |d urt|��dd�}t � ddd �||�| g� qW n ty� t�d | � � Y n0 t| � d S ) Nry z-ZrV z-nz{}:{}:{}r| �0z-tz{}:{}z Failed to partition device %s) r � enumerater� r! �ljustr% r r# ro )r2 rs �indexr� r? �endZpinputr r r �exec_mkpart_gpt� s( ��� r� c C s8 t j�| �s,t�� t j�| �s,td| ��t�� dS )z?Assert that device exists and settle so it is fully recognized.zBDevice %s did not exist and was not created with a udevadm settle.N)r� �path�existsr r� rI �r2 r r r �assert_and_settle_device� s ��r� c C s� t | � tj�| �} t�d| � |�dd�}|�dd�}|�dd�}t�d� t|t�r\|r`|snt�d� d S t�d | � t | �s�t d j | d ���t|t �r�|� � d kr�t�d� t| � d S t�d� t|| |�r�t�d� dS t�d� |�st| ��st| ��rt�d| � d S t�d| � t| �}t�d� t|||�}t�d|� t�d| � d|k�rnt| |� n d|k�r�t| |� nt d��t�d| � d S )a� Creates the partition table. Parameters: definition: dictionary describing how to create the partition. The following are supported values in the dict: overwrite: Should the partition table be created regardless of any pre-existing data? layout: the layout of the partition table table_type: Which partition table to use, defaults to MBR device: the device to work on. z!Checking values for %s definition� overwriteFrs r� r� z Checking against default devicesz)Device is not to be partitioned, skippingNz'Checking if device %s is a valid devicez%Device {device} is not a disk device!r� �removez,Instructed to remove partition table entriesz!Checking if device layout matchesz"Device partitioning layout matchesTz'Checking if device is safe to partitionz-Skipping partitioning on configured device %sz Checking for device size of %sz Calculating partition layoutz Layout is: %sz Creating partition table on %sr� r� z Partition table created for %s)r� r� r� �realpathr r r r r� rT rI r� r! rL r� r� rb r\ re r� r� r� )r2 r+ r� rs r� Z device_sizer� r r r r$ � sN � r$ c C sD dddddd�}d| � � v r d} | � � |v r4|| S t�d| � dS )z9 A force flag might be -F or -F, this look it up z-Fz-f)�extZbtrfsZxfsZreiserfsZswapr� z Force flag for %s is unknown.rS )rL r r# )Zfs�flagsr r r �lookup_force_flag s � r� c C s� | � d�}| � d�}t| � dd��}| � d�}| � dg �}| � dg �}| � dd �}| � d d �}t|� tj�|�}t�d |� |r�|�� �rZ|�� r�|d �� r�|� d �}d||f }t |�� � s�t� d� dS t�d||� t�d|� t |�\} } } t�d|| | � | |k�rL| |k�rLt�d|� |�s>t�d|� dS t�d|� n t�d|� n�|�rt|�� � dv �r|} t�d|� d} |� � dk�r�d } t|||| |d�\}}t�d | |� |�r�t�d � dS |�s�|�r�|�r�t�d |� |�s:t�d | � dS n4|�r t|�� � d k�r,t�d!|� nt�d"� dS t�d#|||� |�s`t� d$|� dS |�s||�s|td%j|d&���d }|�r�| d |||d'� }d}|�r�t� d(|� |�r^t� d)|� n�t�d*| �}|�s�t�d+| �}|�s�t� d,||� dS |g}|�r|�d-|g� |�s,t|�d.k�rDt|�}|�rD|�|� |�rT|�|� |�|� t�d/||� ztj||d0� W n8 t�y� } z td1||f �|�W Y d}~n d}~0 0 dS )2a� Create a file system on the device. label: defines the label to use on the device fs_cfg: defines how the filesystem is to look The following values are required generally: device: which device or cloud defined default_device filesystem: which file system type overwrite: indiscriminately create the file system partition: when device does not define a partition, setting this to a number will mean device + partition. When set to 'auto', the first free device or the first device which matches both label and type will be used. 'any' means the first filesystem that matches on the device. When 'cmd' is provided then no other parameter is required. rG r2 r3 �any� filesystem�cmdZ extra_optsr_ Fr� z#Checking %s against default devicesrk �pz%s%sz/Path %s does not exist or is not a block deviceNz%Manual request of partition %s for %szChecking device %sz0Device '%s' has check_label='%s' check_fstype=%sz Existing file system found at %sz"Device %s has required file systemzDestroying filesystem on %sz#Device %s is cleared for formatting)�autor� z-Identifying device to create %s filesystem onT)rY rG r^ r_ z(Automatic device for %s identified as %sz,Found filesystem match, skipping formatting.z*Replacing file system on %s as instructed.zENo device available that matches request. Skipping fs creation for %sZnonez.Using the raw device to place filesystem %s onz(Error in device identification handling.z;File system type '%s' with label '%s' will be created on %szDevice is not known: %szENo way to create filesystem '{label}'. fs_type or fs_cmd must be set.)rG )rG r� r2 z8fs_setup:overwrite ignored because cmd was specified: %sz9fs_setup:extra_opts ignored because cmd was specified: %szmkfs.%szmk%sz.Cannot create fstype '%s'. No mkfs.%s commandz-Lr* z Creating file system %s on %s)�shellzFailed to exec of '%s': %s)r r! r� r� r� r� r r rr r �is_block_devicer# rZ rL r` rI r� r r� �extendrR r� rH r% )Zfs_cfgrG r2 r3 rY Zfs_cmdZfs_optsZ fs_replacer� Z check_labelra r[ Zodevicer^ Zreuser� Zmkfs_cmdZ force_flagr, r r r r) s� � � � � � ������ r) )N)F)F)NNNTN)7�__doc__Zloggingr� r= �pathlibr Z cloudinitr r r Zcloudinit.cloudr Zcloudinit.configr Zcloudinit.config.schemar Zcloudinit.distrosr Zcloudinit.settingsr r} Z getLogger�__name__r r �__annotations__r! r' r- r r( rB rQ rR rT rZ r\ r` rb re rx r� r� r� r� r� r� r� ro r� r� r� r$ r� r) r r r r �<module> sb �,& 2 � 8 ().9G
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