[pve-devel] [PATCH v2 pve-network 0/9] SDN: Testing VNets as a blackbox.

[Max Carrara]

On Tue Apr 2, 2024 at 6:07 PM CEST, Stefan Lendl wrote:
> This add several tests for SDN VNets.
> State setup as well as testing results is done only via the API to test on the
> API boundaries and not against the internal state. Internal state and config
> files are mocked to avoid requiring access to system files or pmxcfs.
>
> The first 7 commits extract various functions to allow mocking them in the
> tests. The tests are then added as the test_vnets_blackbox test.
> The last commit removes the old vnets tests which are not working anyway.
>
> Tests validate the events of a nic joining a Vnet or a nic staring on a vnet
> with different subnet configurations. Further descriptions in the commit.
>
> *Several of the tests fail due to known bugs and limitations.*
> These bugs where discussed off-list with @s.hanreich and due to be fixed with
> the next set of SDN patches.
> Applying the tests first would allow fixing them with already existing
> tests.
>
> Differences v1 -> v2:
> * Add tests that expect a failure when no IP can be allocated
> * Removed commented out debug stuff

Just to be sure I've looked over the individual patches again - LGTM!
I've got no complaints at all. Nice work!

I'll leave the remaining things regarding the failing tests to you and
@s.hanreich, as that's your domain ;)

>
> Stefan Lendl (9):
>   sdn: extract function that reads datacenter config
>   dnsmasq: extract function to systemctl command.
>   dnsmasq: extract function that generates the ethers file path
>   dnsmasq: extract function that updates dnsmasq lease via dbus
>   controllers: extract function that reads network intreaces config
>   evpn: extract function that reads frr config.
>   api: extract function that creates the sdn directory.
>   tests: test VNets functionality as a blackbox
>   tests: remove old Vnets tests
>
>  src/PVE/API2/Network/SDN/Zones.pm             |   6 +-
>  src/PVE/Network/SDN/Controllers.pm            |  16 +-
>  src/PVE/Network/SDN/Controllers/EvpnPlugin.pm |  10 +-
>  src/PVE/Network/SDN/Dhcp/Dnsmasq.pm           |  47 +-
>  src/PVE/Network/SDN/Zones/EvpnPlugin.pm       |   3 +-
>  src/PVE/Network/SDN/Zones/Plugin.pm           |   5 +
>  src/PVE/Network/SDN/Zones/SimplePlugin.pm     |   2 +-
>  src/test/Makefile                             |   5 +-
>  src/test/run_test_vnets.pl                    | 343 -------
>  src/test/run_test_vnets_blackbox.pl           | 859 ++++++++++++++++++
>  10 files changed, 925 insertions(+), 371 deletions(-)
>  delete mode 100755 src/test/run_test_vnets.pl
>  create mode 100755 src/test/run_test_vnets_blackbox.pl