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nixpkgs/nixos/tests/rxe.nix

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Nix

import ./make-test.nix ({ pkgs, ... } :
let
node = { config, pkgs, lib, ... } : {
networking = {
firewall = {
allowedUDPPorts = [ 4791 ]; # open RoCE port
allowedTCPPorts = [ 4800 ]; # port for test utils
};
rxe = {
enable = true;
interfaces = [ "eth1" ];
};
};
environment.systemPackages = with pkgs; [ rdma-core screen ];
};
in {
name = "rxe";
nodes = {
server = node;
client = node;
};
testScript = ''
# Test if rxe interface comes up
$server->waitForUnit("default.target");
$server->succeed("systemctl status rxe.service");
$server->succeed("ibv_devices | grep rxe0");
$client->waitForUnit("default.target");
# ping pong test
$server->succeed("screen -dmS rc_pingpong ibv_rc_pingpong -p 4800 -g0");
$client->succeed("sleep 2; ibv_rc_pingpong -p 4800 -g0 server");
$server->succeed("screen -dmS uc_pingpong ibv_uc_pingpong -p 4800 -g0");
$client->succeed("sleep 2; ibv_uc_pingpong -p 4800 -g0 server");
$server->succeed("screen -dmS ud_pingpong ibv_ud_pingpong -p 4800 -s 1024 -g0");
$client->succeed("sleep 2; ibv_ud_pingpong -p 4800 -s 1024 -g0 server");
$server->succeed("screen -dmS srq_pingpong ibv_srq_pingpong -p 4800 -g0");
$client->succeed("sleep 2; ibv_srq_pingpong -p 4800 -g0 server");
$server->succeed("screen -dmS rping rping -s -a server -C 10");
$client->succeed("sleep 2; rping -c -a server -C 10");
'';
})