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|
import ../make-test-python.nix (
{
pkgs,
lib,
k3s,
...
}:
let
imageEnv = pkgs.buildEnv {
name = "k3s-pause-image-env";
paths = with pkgs; [
tini
(hiPrio coreutils)
busybox
];
};
pauseImage = pkgs.dockerTools.streamLayeredImage {
name = "test.local/pause";
tag = "local";
contents = imageEnv;
config.Entrypoint = [
"/bin/tini"
"--"
"/bin/sleep"
"inf"
];
};
testPodYaml = pkgs.writeText "test.yml" ''
apiVersion: v1
kind: Pod
metadata:
name: test
spec:
containers:
- name: test
image: test.local/pause:local
imagePullPolicy: Never
command: ["sh", "-c", "sleep inf"]
'';
in
{
name = "${k3s.name}-single-node";
meta.maintainers = k3s.meta.maintainers;
nodes.machine =
{ pkgs, ... }:
{
environment.systemPackages = with pkgs; [
k3s
gzip
];
# k3s uses enough resources the default vm fails.
virtualisation.memorySize = 1536;
virtualisation.diskSize = 4096;
services.k3s.enable = true;
services.k3s.role = "server";
services.k3s.package = k3s;
# Slightly reduce resource usage
services.k3s.extraFlags = builtins.toString [
"--disable"
"coredns"
"--disable"
"local-storage"
"--disable"
"metrics-server"
"--disable"
"servicelb"
"--disable"
"traefik"
"--pause-image"
"test.local/pause:local"
];
users.users = {
noprivs = {
isNormalUser = true;
description = "Can't access k3s by default";
password = "*";
};
};
};
testScript =
''
start_all()
machine.wait_for_unit("k3s")
machine.succeed("kubectl cluster-info")
machine.fail("sudo -u noprivs kubectl cluster-info")
'' # Fix-Me: Tests fail for 'aarch64-linux' as: "CONFIG_CGROUP_FREEZER: missing (fail)"
+ lib.optionalString (!pkgs.stdenv.isAarch64) ''machine.succeed("k3s check-config")''
+ ''
machine.succeed(
"${pauseImage} | ctr image import -"
)
# Also wait for our service account to show up; it takes a sec
machine.wait_until_succeeds("kubectl get serviceaccount default")
machine.succeed("kubectl apply -f ${testPodYaml}")
machine.succeed("kubectl wait --for 'condition=Ready' pod/test")
machine.succeed("kubectl delete -f ${testPodYaml}")
# regression test for #176445
machine.fail("journalctl -o cat -u k3s.service | grep 'ipset utility not found'")
with subtest("Run k3s-killall"):
# Call the killall script with a clean path to assert that
# all required commands are wrapped
output = machine.succeed("PATH= ${k3s}/bin/k3s-killall.sh 2>&1 | tee /dev/stderr")
assert "command not found" not in output, "killall script contains unknown command"
# Check that killall cleaned up properly
machine.fail("systemctl is-active k3s.service")
machine.fail("systemctl list-units | grep containerd")
machine.fail("ip link show | awk -F': ' '{print $2}' | grep -e flannel -e cni0")
machine.fail("ip netns show | grep cni-")
machine.shutdown()
'';
}
)
|
