o
    th                  
   @   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Zeed< eeZeg d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 )(	Wireguard    N)subputil)Cloud)Config)
MetaSchema)PER_INSTANCEcc_wireguardubuntu	wireguard)iddistros	frequencyactivate_by_schema_keysmeta)nameconfig_pathcontenti  
)      wg_intc                 C   s   g }t t|  }|rdt|}|d|  t|  D ] \}}|dks2|dks2|dkrBt|t	sB|d| d|  q"|rQt
dt t| 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:. Found z*Invalid wireguard interface configuration:N)REQUIRED_WG_INT_KEYS
differencesetkeysjoinsortedappenditems
isinstancestr
ValueErrorNL)r   errorsmissingr   keyvalue r)   ?/usr/lib/python3/dist-packages/cloudinit/config/cc_wireguard.pysupplemental_schema_validation   s"   

r+   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| |d	}~ww )
zWriting 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   )modez-Failure writing Wireguard configuration file :N)	LOGdebugr   
write_fileWG_CONFIG_FILE_MODE	ExceptionRuntimeErrorr$   r"   )r   er)   r)   r*   write_config;   s(   r5   cloudc              
   C   s   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| |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   enablez	wg-quick@z!Bringing up interface wg-quick@%srestartz0Failed enabling/starting Wireguard interface(s):N)	r.   r/   distromanage_servicer   ProcessExecutionErrorr3   r$   r"   )r   r6   r4   r)   r)   r*   	enable_wgP   s   r<   wg_readinessprobesc                 C   sZ   g }d}| D ]}t |ts|d| d|  |d7 }q|r+tdt t| dS )zBasic 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      z Invalid readinessProbe commands:N)r!   r"   r   r#   r$   r   )r=   r%   poscr)   r)   r*   !readinessprobe_command_validationb   s   
rA   c                 C   s   g }| D ]1}zt dt| tj|ddd W q tjy5 } z|| d|  W Y d}~qd}~ww |rDtdt t| dS )zExecute 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captureshellz: Nz&Failed running readinessprobe command:)	r.   r/   r"   r   r;   r   r3   r$   r   )r=   r%   r@   r4   r)   r)   r*   readinessprobex   s    rE   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-toolswgNr   zPackage update failedz!Failed to install wireguard-tools)r   whichr   kernel_versionMIN_KERNEL_VERSIONr   r9   update_package_sourcesr2   logexcr.   install_packages)r6   packagesr)   r)   r*    maybe_install_wireguard_packages   s"   	

rN   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|   d}~ww )	zYLoad wireguard kernel module

    @raises: ProcessExecutionError for issues modprobe
    lsmodTrB   r   zLoading wireguard kernel modulezmodprobe wireguardz Could not load wireguard module:N)r   researchstdoutstripr.   r/   r;   r   rK   r$   r"   )outr4   r)   r)   r*   load_wireguard_kernel_module   s   
rU   r   cfgargsreturnc                 C   s   d }d|v rt d |d }nt d|  d S t| t  |d D ]}t| t| t|| q#d|v rK|d d urK|d }t| t| d S t d d S )Nr   z!Found Wireguard section in configz<Skipping module named %s, no 'wireguard' configuration found
interfacesrE   z+Skipping readinessprobe - no checks defined)	r.   r/   rN   rU   r+   r5   r<   rA   rE   )r   rV   r6   rW   
wg_sectionr   r=   r)   r)   r*   handle   s*   

r[   )#__doc__loggingrP   	cloudinitr   r   cloudinit.cloudr   cloudinit.configr   cloudinit.config.schemar   cloudinit.settingsr   r   __annotations__	getLogger__name__r.   	frozensetr   r1   r$   rI   dictr+   r5   r<   listrA   rE   rN   rU   r"   r[   r)   r)   r)   r*   <module>   s4   
"