o
    th6                     @   s  d dl Z d dlZd dlZd dlmZ d dlmZmZmZm	Z	m
Z
 d dlmZ d dlmZmZ d dlmZ d dlmZ d dlmZ eeZd	Zd
eiZdZdZddiZdZG dd dZG dd dej Z!G dd de!Z"dd Z#dd Z$d7ddZ%d8ddZ&dd  Z'e"ej(ffe!ej(ej)ffgZ*d!d" Z+ed#krd dl,Z,d dl-Z-d d$lm.Z. e,j/d%d&Z0e0j1d'd(d)ed* e0j1d+d,d-d.dd/ e02 Z3e&e3j4e3j5d0Z6d1e6v rz
e6d1 7 e6d1< W n e8y   e-j9:d2 e6d1= e.e6d1 7 e6d3< Y nw e;ej<e6d4dd5d6 dS dS )9    N)	b64decode)dminetsources
url_helperutil)ug_util)
EventScope	EventType)NoDHCPLeaseError)EphemeralDHCPv4)DataSourceHostnamez3http://metadata.google.internal/computeMetadata/v1/metadata_urlzLhttp://metadata.google.internal/computeMetadata/v1/instance/guest-attributeshostkeyszMetadata-FlavorGoogleens4c                   @   s   e Zd Zdd ZdddZdS )GoogleMetadataFetcherc                 C   s   || _ || _|| _d S N)metadata_addressnum_retriessec_between_retries)selfr   r   r    r   A/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceGCE.py__init__   s   
zGoogleMetadataFetcher.__init__Fc           	   
   C   s   d }z| j | }|r|d7 }tj|t| j| jd}W n tjy7 } zd}t||| W Y d }~|S d }~ww |j	dkrO|rGt
|j}|S |jd}|S td||j	 |S )Nz/?recursive=True)urlheadersretriessec_betweenzurl %s raised exception %s   utf-8zurl %s returned code %s)r   r   readurlHEADERSr   r   UrlErrorLOGdebugcoder   decode_binarycontentsdecode)	r   pathis_textis_recursivevaluer   respexcmsgr   r   r   	get_value$   s2   

	
zGoogleMetadataFetcher.get_valueN)F)__name__
__module____qualname__r   r1   r   r   r   r   r      s    r   c                   @   s|   e Zd ZdZdZejejej	hiZ
dd Zdd Zedd Zd	d
 Zdd Zdd ZdddZedd Zedd ZdS )DataSourceGCEGCEFc                 C   sr   t j| ||| d | _|rt||\}}t|\| _}t | _t	
t	|ddgi tg| _| jd | _d S )N
datasourcer6   r   )r   
DataSourcer   default_userr   normalize_users_groupsextract_defaultdictmetadatar   mergemanydictget_cfg_by_pathBUILTIN_DS_CONFIGds_cfgr   )r   sys_cfgdistropathsusers_groups_user_configr   r   r   r   I   s   zDataSourceGCE.__init__c                 C   s  |   }i }| jrt }t|v r|t |dt td| t	|dks,J d|D ]g}t
| j|d}z>|2 z	t| j|d}W n  tyd } ztd|| W Y d }~W d    W q.d }~ww W d    n1 sow   Y  W n ty   td| Y q.w |d	 r|| j_td
|  nq.| jjd u rtd| j nt| j|d}|d	s|drt|d dS t|d dS |d| _|d| _dS )Nr   z"Looking for the primary NIC in: %s   z3The instance has to have at least one candidate NIC)iface)address
url_paramsz,Error fetching IMD with candidate NIC %s: %sz$Unable to obtain a DHCP lease for %ssuccesszPrimary NIC found: %s.z(Did not find a fallback interface on %s.platform_reports_gcereasonF	meta-data	user-dataT)get_url_paramsperform_dhcp_setupr   find_candidate_nicsDEFAULT_PRIMARY_INTERFACEremoveinsertr$   r%   lenr   rC   read_mdr   	Exceptionr   fallback_interfacewarning
cloud_namegetr=   userdata_raw)r   rK   retcandidate_nicscandidate_nicnetwork_contexter   r   r   	_get_dataX   s|   




zDataSourceGCE._get_datac                 C   s   d S r   r   r   r   r   r   launch_index   s   zDataSourceGCE.launch_indexc                 C   
   | j d S )Ninstance-idr=   re   r   r   r   get_instance_id   s   
zDataSourceGCE.get_instance_idc                 C   s   | j d }t|| jS )Npublic-keys-data)r=   _parse_public_keysr9   )r   public_keys_datar   r   r   get_public_ssh_keys   s   
z!DataSourceGCE.get_public_ssh_keysc                 C   s   |D ]}t |  qd S r   )#_write_host_key_to_guest_attributes)r   r   keyr   r   r   publish_host_keys   s   
zDataSourceGCE.publish_host_keysc                 C   s   t | jd dd dS )Nlocal-hostname.r   F)r   r=   split)r   fqdn
resolve_ipmetadata_onlyr   r   r   get_hostname   s   zDataSourceGCE.get_hostnamec                 C   rg   )Navailability-zoneri   re   r   r   r   availability_zone   s   
zDataSourceGCE.availability_zonec                 C   s   | j ddd S )N-rH   r   )rz   rsplitre   r   r   r   region   s   zDataSourceGCE.regionN)FFF)r2   r3   r4   dsnamerR   r	   NETWORKr
   BOOT_NEW_INSTANCEBOOTdefault_update_eventsr   rd   propertyrf   rj   rn   rq   rx   rz   r}   r   r   r   r   r5   >   s(    9


r5   c                   @   s   e Zd ZdZdS )DataSourceGCELocalTN)r2   r3   r4   rR   r   r   r   r   r      s    r   c                 C   sT   dt t| f }|d}tj||tddd}| r"td|  d S td|  d S )Nz%s/%s/%sr    PUTF)r   datar   request_methodcheck_statusz&Wrote %s host key to guest attributes.z0Unable to write %s host key to guest attributes.)	GUEST_ATTRIBUTES_URLHOSTKEY_NAMESPACEencoder   r!   r"   okr$   r%   )key_type	key_valuer   r.   r   r   r   ro      s   
ro   c              	   C   s   z|  d ddd  \}}W n ttfy   Y dS w |dkr!dS zt|}W n
 ty2   Y dS w d|vr9dS |d }d}z	tj||}W n
 tyR   Y dS w tjtjj	|kS )N      Fz
google-sshexpireOnz%Y-%m-%dT%H:%M:%S%z)
rt   
ValueErrorAttributeErrorjsonloadsdatetimestrptimenowtimezoneutc)
public_keyschemajson_strjson_obj
expire_str
format_strexpire_timer   r   r   _has_expired   s,   r   c                 C   sr   g }| s|S | D ].}|rt dd |D sq|dd}t|dkr#q|\}}|d|fv r6t|s6|| q|S )Nc                 s   s    | ]	}t |d k V  qdS )   N)ord).0cr   r   r   	<genexpr>   s    z%_parse_public_keys.<locals>.<genexpr>:rH   r   	cloudinit)allrt   rW   r   append)rm   r9   public_keysr   split_public_keyuserrp   r   r   r   rl      s   
rl   Tc                 C   s  | d u rt } d d dd d}t |d< |r|d sd|d< |S t| s1td|  d|  |d< |S g d}t| |j|j}i }|D ]1\}}}	}
}d }|D ]}|	||
|}|d ur[|}qL|	rn|d u rnd	}|| |d< |  S |||< qAt
|d
 pzd}t
|d pd}|d|dg}|dd }|dkr|ds||d ||d ddd |D }| |d< |d r|d dd |d< d|v r|d d}|d}|dkrt|}n|rtd| ||d< ||d
< ||d< ||d< d|d < |S )!NF)rO   rP   rL   rN   rM   zNot running on GCE.rN   z%s is not resolvablezaddress "%s" is not resolvable))rh   )zinstance/idTTF)ry   )zinstance/zoneTTF)rr   )zinstance/hostnameTTF)instance-data)zinstance/attributesFFT)project-data)zproject/attributesFFTz)required key %s returned nothing. not GCEr   z{}r   sshKeyszssh-keyszblock-project-ssh-keys true
c                 S   s   g | ]}|r|qS r   r   )r   rp   r   r   r   
<listcomp>1  s    zread_md.<locals>.<listcomp>rk   ry   /rP   r    zuser-data-encodingbase64z(unknown user-data-encoding: %s, ignoringrO   TrL   )	MD_V1_URLrM   r   is_resolvable_urlr$   r%   r   r   r   r1   r   r   r]   lowerr   join
splitlinesrt   r   r   r[   )rJ   rK   platform_checkr_   url_mapmetadata_fetchermdmkeyrD   requiredr+   r,   r-   r*   	new_valuer0   instance_dataproject_data
valid_keysblock_projectrm   udencodingr   r   r   rX      sp   





rX   c                  C   sP   t dpd} | dks| dkrdS t dpd}|drdS td| | d	S )
Nzsystem-product-namezN/AzGoogle Compute Enginer   Tzsystem-serial-numberzGoogleCloud-z6Not running on google cloud. product-name=%s serial=%sF)r   read_dmi_data
startswithr$   r%   )pnameserialr   r   r   rM   M  s   
rM   c                 C   s   t | tS r   )r   list_from_dependsdatasources)dependsr   r   r   get_datasource_liste  s   r   __main__)	b64encodezQuery GCE Metadata Service)descriptionz
--endpointURLz The url of the metadata service.)metavarhelpdefaultz--no-platform-checkr   zIgnore smbios platform checkstore_false)destr   actionr   )rJ   r   rP   z/User-data cannot be decoded. Writing as base64
zuser-data-b64rH   ),z: )indent	sort_keys
separatorsr   )NNT)=r   r   loggingr   r   r   r   r   r   r   r   cloudinit.distrosr   cloudinit.eventr	   r
   cloudinit.net.dhcpr   cloudinit.net.ephemeralr   cloudinit.sourcesr   	getLoggerr2   r$   r   r@   r   r   r"   rT   r   r8   r5   r   ro   r   rl   rX   rM   DEP_FILESYSTEMDEP_NETWORKr   r   argparsesysr   ArgumentParserparseradd_argument
parse_argsargsendpointr   r   r)   UnicodeDecodeErrorstderrwriteprintdumpsr   r   r   r   <module>   s|   
 r
"
S

