o
    ¦®Øf¹  ã                
   @   s  U d Z ddlZddlZddlmZmZ ddlmZ ddlm	Z	 ddl
mZ ddlmZ dd	ged
gdœZeed< e e¡Zeg d¢ƒZdZdZdZdefdd„Zdefdd„Zdedefdd„Zdefdd„Zdefdd„Zdefdd„Zd d!„ Z d"e!d#e	ded$ed%df
d&d'„Z"dS )(Ú	Wireguardé    N)ÚsubpÚutil)ÚCloud)ÚConfig)Ú
MetaSchema)ÚPER_INSTANCEÚcc_wireguardÚubuntuÚ	wireguard)ÚidÚdistrosÚ	frequencyÚactivate_by_schema_keysÚmeta)ÚnameÚconfig_pathÚcontenti€  Ú
)é   é   Úwg_intc                 C   s¦   g }t  t|  ¡ ƒ¡}|rd t|ƒ¡}| d|› ¡ t|  ¡ ƒD ] \}}|dks2|dks2|dkrBt|t	ƒsB| d|› d|› ¡ q"|rQt
dt› t |¡› ƒ‚d	S )
aR  Validate user-provided wg:interfaces option values.

    This function supplements flexible jsonschema validation with specific
    value checks to aid in triage of invalid user-provided configuration.

    @param wg_int: Dict of configuration value under 'wg:interfaces'.

    @raises: ValueError describing invalid values provided.
    z, z%Missing required wg:interfaces keys: r   r   r   z$Expected a string for wg:interfaces:ú. Found z*Invalid wireguard interface configuration:N)ÚREQUIRED_WG_INT_KEYSÚ
differenceÚsetÚkeysÚjoinÚsortedÚappendÚitemsÚ
isinstanceÚstrÚ
ValueErrorÚNL)r   ÚerrorsÚmissingr   ÚkeyÚvalue© r)   ú?/usr/lib/python3/dist-packages/cloudinit/config/cc_wireguard.pyÚsupplemental_schema_validation   s"   

ÿ€ÿÿr+   c              
   C   sz   t  d| d ¡ zt  d| d ¡ tj| d | d td W d	S  ty< } ztd| d › dt› t|ƒ› ƒ|‚d	}~ww )
zåWriting user-provided configuration into Wireguard
    interface configuration file.

    @param wg_int: Dict of configuration value under 'wg:interfaces'.

    @raises: RuntimeError for issues writing of configuration file.
    z"Configuring Wireguard interface %sr   z#Writing wireguard config to file %sr   r   )Úmodez-Failure writing Wireguard configuration file ú:N)	ÚLOGÚdebugr   Ú
write_fileÚWG_CONFIG_FILE_MODEÚ	ExceptionÚRuntimeErrorr$   r"   )r   Úer)   r)   r*   Úwrite_config;   s(   ÿÿÿÿÿý€ÿr5   Úcloudc              
   C   sŠ   z+t  d| d ¡ |j dd| d › ¡ t  d| d ¡ |j dd| d › ¡ W dS  tjyD } ztdt› t|ƒ› ƒ|‚d}~ww )	z­Enable and start Wireguard interface

    @param wg_int: Dict of configuration value under 'wg:interfaces'.

    @raises: RuntimeError for issues enabling WG interface.
    zEnabling wg-quick@%s at bootr   Úenablez	wg-quick@z!Bringing up interface wg-quick@%sÚrestartz0Failed enabling/starting Wireguard interface(s):N)	r.   r/   ÚdistroÚmanage_servicer   ÚProcessExecutionErrorr3   r$   r"   )r   r6   r4   r)   r)   r*   Ú	enable_wgP   s   ÿþ€ÿr<   Úwg_readinessprobesc                 C   sZ   g }d}| D ]}t |tƒs| d|› d|› ¡ |d7 }q|r+tdt› t |¡› ƒ‚dS )z®Basic validation of user-provided probes

    @param wg_readinessprobes: List of readinessprobe probe(s).

    @raises: ValueError of wrong datatype provided for probes.
    r   z(Expected a string for readinessprobe at r   é   z Invalid readinessProbe commands:N)r!   r"   r   r#   r$   r   )r=   r%   ÚposÚcr)   r)   r*   Ú!readinessprobe_command_validationb   s   
ÿ€ÿÿrA   c                 C   sŒ   g }| D ]1}zt  dt|ƒ¡ tj|ddd W q tjy5 } z| |› d|› ¡ W Y d}~qd}~ww |rDtdt› t |¡› ƒ‚dS )z´Execute provided readiness probe(s)

    @param wg_readinessprobes: List of readinessprobe probe(s).

    @raises: ProcessExecutionError for issues during execution of probes.
    zRunning readinessprobe: '%s'T©ÚcaptureÚshellz: Nz&Failed running readinessprobe command:)	r.   r/   r"   r   r;   r   r3   r$   r   )r=   r%   r@   r4   r)   r)   r*   Úreadinessprobex   s    €ÿÿÿrE   c                 C   s†   dg}t  d¡r
dS t ¡ tk r| d¡ z| j ¡  W n ty*   t 	t
d¡ ‚ w z	| j |¡ W dS  tyB   t 	t
d¡ ‚ w )zInstall wireguard packages and tools

    @param cloud: Cloud object

    @raises: Exception for issues during package
    installation.
    zwireguard-toolsÚwgNr   zPackage update failedz!Failed to install wireguard-tools)r   Úwhichr   Úkernel_versionÚMIN_KERNEL_VERSIONr   r9   Úupdate_package_sourcesr2   Úlogexcr.   Úinstall_packages)r6   Úpackagesr)   r)   r*   Ú maybe_install_wireguard_packages   s"   	

þþrN   c               
   C   s€   z$t j dddd} t d| j ¡ ¡s"t d¡ t j dddd W dS W dS  t jy? } zt 	tdt
› t|ƒ› ¡ ‚ d}~ww )	zYLoad wireguard kernel module

    @raises: ProcessExecutionError for issues modprobe
    ÚlsmodTrB   r   zLoading wireguard kernel modulezmodprobe wireguardz Could not load wireguard module:N)r   ÚreÚsearchÚstdoutÚstripr.   r/   r;   r   rK   r$   r"   )Úoutr4   r)   r)   r*   Úload_wireguard_kernel_module«   s   
þ€þrU   r   ÚcfgÚargsÚreturnc                 C   s¤   d }d|v rt  d¡ |d }nt  d| ¡ d S t|ƒ tƒ  |d D ]}t|ƒ t|ƒ t||ƒ q#d|v rK|d d urK|d }t|ƒ t|ƒ d S t  d¡ d S )Nr   z!Found Wireguard section in configz<Skipping module named %s, no 'wireguard' configuration foundÚ
interfacesrE   z+Skipping readinessprobe - no checks defined)	r.   r/   rN   rU   r+   r5   r<   rA   rE   )r   rV   r6   rW   Ú
wg_sectionr   r=   r)   r)   r*   Úhandleº   s*   

þr[   )#Ú__doc__ÚloggingrP   Ú	cloudinitr   r   Úcloudinit.cloudr   Úcloudinit.configr   Úcloudinit.config.schemar   Úcloudinit.settingsr   r   Ú__annotations__Ú	getLoggerÚ__name__r.   Ú	frozensetr   r1   r$   rI   Údictr+   r5   r<   ÚlistrA   rE   rN   rU   r"   r[   r)   r)   r)   r*   Ú<module>   s4   ü
"