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Re: [libvirt] [PATCH] esx: Implement network driver



2012/8/6 Michal Privoznik <mprivozn redhat com>:
> On 05.08.2012 22:11, Matthias Bolte wrote:
>> An ESX server has one or more PhysicalNics that represent the actual
>> hardware NICs. Those can be listed via the interface driver.
>>
>> A libvirt virtual network is mapped to a HostVirtualSwitch. On the
>> physical side a HostVirtualSwitch can be connected to PhysicalNics.
>> On the virtual side a HostVirtualSwitch has HostPortGroups that are
>> mapped to libvirt virtual network's portgroups. Typically there is
>> HostPortGroups named 'VM Network' that is used to connect virtual
>> machines to a HostVirtualSwitch. A second HostPortGroup typically
>> named 'Management Network' is used to connect the hypervisor itself
>> to the HostVirtualSwitch. This one is not mapped to a libvirt virtual
>> network's portgroup. There can be more HostPortGroups than those
>> typical two on a HostVirtualSwitch.
>>
>>          +---------------+-------------------+
>>    ...---|               |                   |   +-------------+
>>          | HostPortGroup |                   |---| PhysicalNic |
>>          |   VM Network  |                   |   |    vmnic0   |
>>    ...---|               |                   |   +-------------+
>>          +---------------+ HostVirtualSwitch |
>>                          |     vSwitch0      |
>>          +---------------+                   |
>>          | HostPortGroup |                   |
>>    ...---|   Management  |                   |
>>          |    Network    |                   |
>>          +---------------+-------------------+
>>
>> The virtual counterparts of the PhysicalNic is the HostVirtualNic for
>> the hypervisor and the VirtualEthernetCard for the virtual machines
>> that are grouped into HostPortGroups.
>>
>>    +---------------------+   +---------------+---...
>>    | VirtualEthernetCard |---|               |
>>    +---------------------+   | HostPortGroup |
>>    +---------------------+   |   VM Network  |
>>    | VirtualEthernetCard |---|               |
>>    +---------------------+   +---------------+
>>                                              |
>>                              +---------------+
>>    +---------------------+   | HostPortGroup |
>>    |    HostVirtualNic   |---|   Management  |
>>    +---------------------+   |    Network    |
>>                              +---------------+---...
>>
>> The currently implemented network driver can list, define and undefine
>> HostVirtualSwitches including HostPortGroups for virtual machines.
>> Existing HostVirtualSwitches cannot be edited yet. This will be added
>> in a followup patch.
>> ---
>>  po/POTFILES.in                 |    1 +
>>  src/conf/network_conf.c        |    3 +-
>>  src/conf/network_conf.h        |    3 +
>>  src/esx/esx_network_driver.c   |  867 +++++++++++++++++++++++++++++++++++++++-
>>  src/esx/esx_vi.c               |  171 ++++++++
>>  src/esx/esx_vi.h               |   14 +
>>  src/esx/esx_vi_generator.input |  151 +++++++
>>  src/esx/esx_vi_generator.py    |    5 +
>>  8 files changed, 1212 insertions(+), 3 deletions(-)
>>
>
> ACK

Thanks, pushed.

-- 
Matthias Bolte
http://photron.blogspot.com


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