pyrox.dev
lol
slurm service: add tests
+80
nixos/tests/slurm.nix
+80
nixos/tests/slurm.nix
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import ./make-test.nix ({ pkgs, ... }:
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let mungekey = "mungeverryweakkeybuteasytointegratoinatest";
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slurmconfig = {
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client.enable = true;
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controlMachine = "control";
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nodeName = ''
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control
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NodeName=node[1-3] CPUs=1 State=UNKNOWN
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'';
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partitionName = "debug Nodes=node[1-3] Default=YES MaxTime=INFINITE State=UP";
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};
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in {
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name = "slurm";
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nodes =
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let
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computeNode =
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{ config, pkgs, ...}:
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{
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# TODO slrumd port and slurmctld port should be configurations and
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# automatically allowed by the firewall.
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networking.firewall.enable = false;
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services.munge.enable = true;
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services.slurm = slurmconfig;
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};
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in {
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control =
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{ config, pkgs, ...}:
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{
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networking.firewall.enable = false;
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services.munge.enable = true;
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services.slurm = {
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server.enable = true;
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} // slurmconfig;
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};
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node1 = computeNode;
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node2 = computeNode;
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node3 = computeNode;
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};
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testScript =
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''
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startAll;
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# Set up authentification across the cluster
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foreach my $node (($control,$node1,$node2,$node3))
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{
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$node->waitForUnit("default.target");
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$node->succeed("mkdir /etc/munge");
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$node->succeed("echo '${mungekey}' > /etc/munge/munge.key");
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$node->succeed("chmod 0400 /etc/munge/munge.key");
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$node->succeed("systemctl restart munged");
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}
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# Restart the services since they have probably failed due to the munge init
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# failure
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subtest "can_start_slurmctld", sub {
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$control->succeed("systemctl restart slurmctld");
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$control->waitForUnit("slurmctld.service");
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};
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subtest "can_start_slurmd", sub {
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foreach my $node (($control,$node1,$node2,$node3))
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{
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$node->succeed("systemctl restart slurmd.service");
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$node->waitForUnit("slurmd");
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}
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};
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# Test that the cluster work and can distribute jobs;
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subtest "run_distributed_command", sub {
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# Run `hostname` on 3 nodes of the partition (so on all the 3 nodes).
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# The output must contain the 3 different names
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$control->succeed("srun -N 3 hostname | sort | uniq | wc -l | xargs test 3 -eq");
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};
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'';
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})