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a ���c}% � @ s� d Z ddlZddlZddlmZ ddlmZ z ddlmZ m Z m Z m Z dZ W n eyb dZ Y n0 e r�dZed d � e �d �D ��Ze�d �e �� eek r�e�d � e�d� dd ZG dd� de�ZG dd� de�ZG dd� de�ZG dd� de�Z dS )zBManage autodiscover Glances server (thk to the ZeroConf protocol).� N)�BSD)�logger)� __version__�ServiceBrowser� ServiceInfo�ZeroconfTF)r � r c C s g | ] }t |��qS � )�int)�.0Znumr r �8/usr/lib/python3.9/site-packages/glances/autodiscover.py� <listcomp> � r �.z Zeroconf version {} detected.z'Please install zeroconf 0.17 or higher.� z_%s._tcp.local.�glancesc @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd S ) �AutoDiscoveredz1Class to manage the auto discovered servers dict.c C s g | _ d S �N�� _server_list��selfr r r �__init__, s zAutoDiscovered.__init__c C s | j S �z.Return the current server list (list of dict).r r r r r �get_servers_list1 s z AutoDiscovered.get_servers_listc C s || j | |< dS �zCSet the key to the value for the server_pos (position in the list).Nr �r Z server_pos�key�valuer r r � set_server5 s zAutoDiscovered.set_serverc C sJ ||� d�d ||ddddd�}| j�|� t�dt| j�| jf � d S ) z Add a new server to the list.�:r r � ZUNKNOWNZDYNAMIC)r �name�ip�port�username�password�status�type�%Updated servers list (%s servers): %sN)�splitr �appendr �debug�len)r r" r# r$ Z new_serverr r r � add_server9 s � zAutoDiscovered.add_serverc C sv | j D ]j}|d |krz8| j �|� t�d| � t�dt| j �| j f � W q tyn t�d| � Y q0 qdS )z Remove a server from the dict.r z Remove server %s from the listr) z%Cannot remove server %s from the listN)r �remover r, r- � ValueError�error)r r" �ir r r � remove_serverH s z AutoDiscovered.remove_serverN) �__name__� __module__� __qualname__�__doc__r r r r. r3 r r r r r ( s r c @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd S ) �GlancesAutoDiscoverListenerz%Zeroconf listener for Glances server.c C s t � | _d S r )r �serversr r r r r X s z$GlancesAutoDiscoverListener.__init__c C s | j �� S r )r9 r r r r r r \ s z,GlancesAutoDiscoverListener.get_servers_listc C s | j �|||� dS r )r9 r r r r r r ` s z&GlancesAutoDiscoverListener.set_serverc C s� |t kr dS t�d||f � |�||�}|r�|js:|jr�|jrJ|jd n|jd }t�|�}|j}| j � |||� t� d|||f � n t� d� dS )z�Method called when a new Zeroconf client is detected. Note: the return code will never be used :return: True if the zeroconf client is a Glances server Fz"Check new Zeroconf server: %s / %sr z+New Glances server detected (%s from %s:%s)zGNew Glances server detected, but failed to be get Zeroconf ServiceInfo T) � zeroconf_typer r, Zget_service_info� addressesZparsed_addresses�socketZ inet_ntoar$ r9 r. �infoZwarning)r �zeroconf�srv_type�srv_namer= �addressZ new_server_ipZnew_server_portr r r � add_serviced s z'GlancesAutoDiscoverListener.add_servicec C s | j �|� t�d| � dS )z Remove the server from the list.z2Glances server %s removed from the autodetect listN)r9 r3 r r= )r r> r? r@ r r r �remove_service{ s z*GlancesAutoDiscoverListener.remove_serviceN) r4 r5 r6 r7 r r r rB rC r r r r r8 T s r8 c @ s2 e Zd ZdZd dd�Zdd� Zdd� Zd d � ZdS ) �GlancesAutoDiscoverServerzMImplementation of the Zeroconf protocol (server side for the Glances client).Nc C s� t rxt�d� z t� | _W n: tjyT } z t�d| � d| _W Y d }~q�d }~0 0 t� | _ t | jt | j �| _ d| _nt�d� d| _d S )Nz*Init autodiscover mode (Zeroconf protocol)zCannot start Zeroconf (%s)FTz>Cannot start autodiscover mode (Zeroconf lib is not installed)) � zeroconf_tagr r= r r> r< r1 �zeroconf_enable_tagr8 �listenerr r: Zbrowser)r �args�er r r r � s z"GlancesAutoDiscoverServer.__init__c C s t r| jr| j�� S g S dS )z.Return the current server list (dict of dict).N)rE rF rG r r r r r r � s z*GlancesAutoDiscoverServer.get_servers_listc C s t r| jr| j�|||� dS r )rE rF rG r r r r r r � s z$GlancesAutoDiscoverServer.set_serverc C s t r| jr| j�� d S r )rE rF r> �closer r r r rJ � s z GlancesAutoDiscoverServer.close)N)r4 r5 r6 r7 r r r rJ r r r r rD � s rD c @ s. e Zd ZdZd dd�Zedd� �Zdd� ZdS ) �GlancesAutoDiscoverClientzMImplementation of the zeroconf protocol (client side for the Glances server).Nc C s� t �rr|j}z t� | _W n6 tjyN } z t�d�|�� W Y d }~n d }~0 0 ts|z|dkrf| � � }W n t yz Y n0 t� |�}t� ||j �d d }z4ttd�||j t�t�||�|j ddi |d�| _W nF t�y ttd�||j t�t�||�g|j ddi |d�| _Y n0 z| j�| j� W n6 t�y` } z t�d�|�� W Y d }~nd }~0 0 td�|�� n t�d � d S ) NzCannot start zeroconf: {}z0.0.0.0r z{}:{}.{})rA r$ �weight�priority� properties�server)r" r; r$ rL rM rN rO z)Error while announcing Glances server: {}z<Announce the Glances server on the LAN (using {} IP address)zJCannot announce Glances server on the network: zeroconf library not found.)rE Z bind_addressr r> r< r1 r �formatr �find_active_ip_address�KeyErrorZ gethostbynameZ getaddrinfor$ r r: Z inet_ptonr= � TypeErrorZregister_service� Exception�print)r �hostnamerH Zzeroconf_bind_addressrI Zaddress_familyr r r r � sT & � � &z"GlancesAutoDiscoverClient.__init__c C s6 ddl } | �� d | j d }| �|�| j d d S )z$Try to find the active IP addresses.r N�defaultr Zaddr)� netifacesZgatewaysZAF_INETZ ifaddresses)rX Z gateway_itfr r r rQ � s z0GlancesAutoDiscoverClient.find_active_ip_addressc C s t r | j�| j� | j�� d S r )rE r> Zunregister_servicer= rJ r r r r rJ � s z GlancesAutoDiscoverClient.close)N)r4 r5 r6 r7 r � staticmethodrQ rJ r r r r rK � s ; rK ) r7 r< �sysZglances.globalsr Zglances.loggerr r> r Z__zeroconf_versionr r r rE � ImportErrorZzeroconf_min_version�tupler* Zzeroconf_versionr, rP Zcritical�exitr: �objectr r8 rD rK r r r r �<module> s* ,-%
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