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o ;j. � @ s� d Z ddlm mZ ddlZddlmZ ddiZej dd� �Z dd � Z d d � Z d&d d�Z d'dd�Zd(dd�Z d)dd�Z d*dd�Zd'dd�Zdd � Zd d � Zd(d d�Zd(d d!�Zd(d"d#�Zd'd$d%�ZdS )+z( Support for LVS (Linux Virtual Server) � N)� SaltException�list_�listc C s t jj�d�S )NZipvsadm)�salt�utils�path�which� r r �D/opt/saltstack/salt/lib/python3.10/site-packages/salt/modules/lvs.py� __detect_os s r c C s t � sdS dS )z< Only load if ipvsadm command exists on the system. )FzQThe lvs execution module cannot be loaded: the ipvsadm binary is not in the path.Zlvs)r r r r r � __virtual__ s r c K s� d}d| v rf| d r_d| v rF| d dkr |d� | d �7 }n$| d dkr.|d� | d �7 }n| d dkr>|d � | d �7 }ntd ��| d= ntd ��d | v r^| d r^|d � | d �7 }| d = ntd��| d= d| v r�| d r�|d� | d �7 }d| v r�| d r�| d dkr�|d7 }n| d dkr�|d7 }n| d dkr�|d7 }ntd��| d= d| v r�| d r�|d� | d �7 }| d= ntd��| d= |S ) zB Build a well-formatted ipvsadm command based on kwargs. � �service_address�protocolZtcpz -t {}Zudpz -u {}Zfwmarkz -f {}z8Error: Only support tcp, udp and fwmark service protocolz Error: protocol should specified� schedulerz -s {}z'Error: service_address should specified�server_addressz -r {}�packet_forward_method�drz -gZtunnelz -iZnatz -mz&Error: only support dr, tunnel and nat�weightz -w {}z&Error: server_address should specified)�formatr )�kwargs�cmdr r r � _build_cmd sR �� �r �wlcc C �H d� t� t| ||d��}td |dd�}|d r |d �� }|S d}|S ) ao Add a virtual service. protocol The service protocol(only support tcp, udp and fwmark service). service_address The LVS service address. scheduler Algorithm for allocating TCP connections and UDP datagrams to real servers. CLI Example: .. code-block:: bash salt '*' lvs.add_service tcp 1.1.1.1:80 rr z{} -A {}�r r r � cmd.run_allF�Z python_shell�retcode�stderrT�r r r �__salt__�strip�r r r r �out�retr r r � add_serviceV � �� �r& c C r ) as Edit the virtual service. protocol The service protocol(only support tcp, udp and fwmark service). service_address The LVS service address. scheduler Algorithm for allocating TCP connections and UDP datagrams to real servers. CLI Example: .. code-block:: bash salt '*' lvs.edit_service tcp 1.1.1.1:80 rr z{} -E {}r r Fr r r Tr r# r r r � edit_servicez r' r( c C sF d� t� t| |d��}td |dd�}|d r |d �� }|S d}|S ) a Delete the virtual service. protocol The service protocol(only support tcp, udp and fwmark service). service_address The LVS service address. CLI Example: .. code-block:: bash salt '*' lvs.delete_service tcp 1.1.1.1:80 z{} -D {}�r r r Fr r r Tr �r r r r$ r% r r r �delete_service� s � �r+ r � c K �T d� t� td | ||||d�|���}td |dd�}|d r&|d �� }|S d}|S ) ag Add a real server to a virtual service. protocol The service protocol(only support ``tcp``, ``udp`` and ``fwmark`` service). service_address The LVS service address. server_address The real server address. packet_forward_method The LVS packet forwarding method(``dr`` for direct routing, ``tunnel`` for tunneling, ``nat`` for network access translation). weight The capacity of a server relative to the others in the pool. CLI Example: .. code-block:: bash salt '*' lvs.add_server tcp 1.1.1.1:80 192.168.0.11:8080 nat 1 z{} -a {}�r r r r r r Fr r r TNr r � r r r r r r r r$ r% r r r � add_server� �$ "��� �r0 c K r- ) ai Edit a real server to a virtual service. protocol The service protocol(only support ``tcp``, ``udp`` and ``fwmark`` service). service_address The LVS service address. server_address The real server address. packet_forward_method The LVS packet forwarding method(``dr`` for direct routing, ``tunnel`` for tunneling, ``nat`` for network access translation). weight The capacity of a server relative to the others in the pool. CLI Example: .. code-block:: bash salt '*' lvs.edit_server tcp 1.1.1.1:80 192.168.0.11:8080 nat 1 z{} -e {}r. r Fr r r TNr r r/ r r r � edit_server� r1 r2 c C r ) ax Delete the realserver from the virtual service. protocol The service protocol(only support ``tcp``, ``udp`` and ``fwmark`` service). service_address The LVS service address. server_address The real server address. CLI Example: .. code-block:: bash salt '*' lvs.delete_server tcp 1.1.1.1:80 192.168.0.11:8080 z{} -d {}�r r r r Fr r r Tr )r r r r r$ r% r r r � delete_server+ s �� �r4 c C s< t � � d�} td | dd�}|d r|d �� }|S d}|S )zq Clear the virtual server table CLI Example: .. code-block:: bash salt '*' lvs.clear z -Cr Fr r r T)r r! r" )r r$ r% r r r �clearR s �r5 c C s t � � d�} td | dd�}|S )zs Get the virtual server rules CLI Example: .. code-block:: bash salt '*' lvs.get_rules z -S -nzcmd.runFr )r r! )r r% r r r � get_rulesj s r6 c C s` |rd� t� t| |d��}nt� � d�}td |dd�}|d r(|d �� }|S |d �� }|S ) z� List the virtual server table if service_address is not specified. If a service_address is selected, list this service only. CLI Example: .. code-block:: bash salt '*' lvs.list z {} -L {} -nr) z -L -nr Fr r r �stdoutr r* r r r r | s � �c C sX |rd� t� t| |d��}nt� � d�}td |dd�}|d r(|d �� }|S d }|S ) z� Zero the packet, byte and rate counters in a service or all services. CLI Example: .. code-block:: bash salt '*' lvs.zero z{} -Z {}r) z -Zr Fr r r Tr r* r r r �zero� s � �r8 c K sN d� td| |d�|���}|s|d7 }t� }|�|�}|dkr#d}|S d}|S ) z� Check the virtual service exists. CLI Example: .. code-block:: bash salt '*' lvs.check_service tcp 1.1.1.1:80 �{}r) � ���TzError: service not existsNr �r r r6 �find)r r r r � all_rulesr$ r% r r r � check_service� s � �r? c K sP d� td| ||d�|���}|s|d7 }t� }|�|�}|dkr$d}|S d}|S ) z� Check the real server exists in the specified service. CLI Example: .. code-block:: bash salt '*' lvs.check_server tcp 1.1.1.1:80 192.168.0.11:8080 r9 r3 r: r; TzError: server not existsNr r< )r r r r r r> r$ r% r r r � check_server� s$ ��� �r@ )NNr )NNN)NN)NNNr r, )NNNNN)�__doc__Zsalt.utils.decoratorsr Z decoratorsZsalt.utils.pathr Zsalt.exceptionsr Z__func_alias__Zmemoizer r r r& r( r+ r0 r2 r4 r5 r6 r r8 r? r@ r r r r �<module> s> 6 $ $ �8 � 7'
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