Current File : //usr/lib/python2.7/site-packages/salt/modules/lvs.pyc
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Support for LVS (Linux Virtual Server)
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SaltExceptionu listu list_c C@ s t j j j d � S( Nu ipvsadm( t saltt utilst patht which( ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt __detect_os s c C@ s t � s t d f Sd S( u<
Only load if ipvsadm command exists on the system.
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Build a well-formatted ipvsadm command based on kwargs.
u u service_addressu protocolu tcpu -t {0}u udpu -u {0}u fwmarku -f {0}u8 Error: Only support tcp, udp and fwmark service protocolu Error: protocol should specifiedu scheduleru -s {0}u' Error: service_address should specifiedu server_addressu -r {0}u packet_forward_methodu dru -gu tunnelu -iu natu -mu& Error: only support dr, tunnel and natu weightu -w {0}u& Error: server_address should specified( t formatR ( t kwargst cmd( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt
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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
u
{0} -A {1}t protocolt service_addresst scheduleru cmd.run_allt python_shellu retcodeu stderr( R R R t __salt__R t stript True( R R R R
t outt ret( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt add_serviceX s
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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
u
{0} -E {1}R R R u cmd.run_allR u retcodeu stderr( R R R R R R R ( R R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt edit_service{ s
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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
u
{0} -D {1}R R u cmd.run_allR u retcodeu stderr( R R R R R R R ( R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt delete_service� s
u dri c K@ sv d j t � t d | d | d | d | d | | � � } t d | d t �} | d rl | d
j � } n t } | S( uh
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
u
{0} -a {1}R R t server_addresst packet_forward_methodt weightu cmd.run_allR u retcodeu stderr( R R R R R R R ( R R R R R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt
add_server� s
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j � } n t } | S( uj
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
u
{0} -e {1}R R R R R u cmd.run_allR u retcodeu stderr( R R R R R R R ( R R R R R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt edit_server� s
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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
u
{0} -d {1}R R R u cmd.run_allR u retcodeu stderr( R R R R R R R ( R R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt
delete_server s
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Clear the virtual server table
CLI Example:
.. code-block:: bash
salt '*' lvs.clear
u {0} -Cu cmd.run_allR u retcodeu stderr( R R R R R R ( R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt clear< s
c C@ s, d j t � � } t d | d t �} | S( us
Get the virtual server rules
CLI Example:
.. code-block:: bash
salt '*' lvs.get_rules
u {0} -S -nu cmd.runR ( R R R R ( R
R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt get_rulesT s c C@ s� | r- d j t � t d | d | � � } n d j t � � } t d | d t �} | d rr | d j � } n | d j � } | S(
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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
u
{0} -L {1} -nR R u {0} -L -nu cmd.run_allR u retcodeu stderru stdout( R R R R R R ( R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt list_f s
c C@ s| | r- d j t � t d | d | � � } n d j t � � } t d | d t �} | d rr | d j � } n t } | S( u�
Zero the packet, byte and rate counters in a service or all services.
CLI Example:
.. code-block:: bash
salt '*' lvs.zero
u
{0} -Z {1}R R u {0} -Zu cmd.run_allR u retcodeu stderr( R R R R R R R ( R R R
R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt zero� s
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Check the virtual service exists.
CLI Example:
.. code-block:: bash
salt '*' lvs.check_service tcp 1.1.1.1:80
u {0}R R u i����u Error: service not exists( R R R" t findR ( R R R R
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check_service� s
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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
u {0}R R R u i����u Error: server not exists( R R R" R% R ( R R R R R
R& R R ( ( s4 /usr/lib/python2.7/site-packages/salt/modules/lvs.pyt check_server� s
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Mini Shell