forked from mirrors/nixpkgs
109 lines
3.6 KiB
Nix
109 lines
3.6 KiB
Nix
{ system ? builtins.currentSystem,
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config ? {},
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pkgs ? import ../../.. { inherit system config; }
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}:
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with import ../../lib/testing-python.nix { inherit system pkgs; };
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with pkgs.lib;
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let
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mkKubernetesBaseTest =
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{ name, domain ? "my.zyx", test, machines
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, extraConfiguration ? null }:
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let
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masterName = head (filter (machineName: any (role: role == "master") machines.${machineName}.roles) (attrNames machines));
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master = machines.${masterName};
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extraHosts = ''
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${master.ip} etcd.${domain}
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${master.ip} api.${domain}
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${concatMapStringsSep "\n" (machineName: "${machines.${machineName}.ip} ${machineName}.${domain}") (attrNames machines)}
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'';
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kubectl = with pkgs; runCommand "wrap-kubectl" { buildInputs = [ makeWrapper ]; } ''
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mkdir -p $out/bin
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makeWrapper ${pkgs.kubernetes}/bin/kubectl $out/bin/kubectl --set KUBECONFIG "/etc/kubernetes/cluster-admin.kubeconfig"
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'';
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in makeTest {
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inherit name;
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nodes = mapAttrs (machineName: machine:
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{ config, pkgs, lib, nodes, ... }:
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mkMerge [
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{
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boot.postBootCommands = "rm -fr /var/lib/kubernetes/secrets /tmp/shared/*";
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virtualisation.memorySize = mkDefault 1536;
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virtualisation.diskSize = mkDefault 4096;
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networking = {
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inherit domain extraHosts;
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primaryIPAddress = mkForce machine.ip;
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firewall = {
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allowedTCPPorts = [
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10250 # kubelet
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];
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trustedInterfaces = ["docker0"];
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extraCommands = concatMapStrings (node: ''
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iptables -A INPUT -s ${node.config.networking.primaryIPAddress} -j ACCEPT
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'') (attrValues nodes);
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};
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};
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programs.bash.enableCompletion = true;
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environment.systemPackages = [ kubectl ];
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services.flannel.iface = "eth1";
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services.kubernetes = {
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addons.dashboard.enable = true;
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proxy.hostname = "${masterName}.${domain}";
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easyCerts = true;
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inherit (machine) roles;
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apiserver = {
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securePort = 443;
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advertiseAddress = master.ip;
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};
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masterAddress = "${masterName}.${config.networking.domain}";
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};
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}
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(optionalAttrs (any (role: role == "master") machine.roles) {
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networking.firewall.allowedTCPPorts = [
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443 # kubernetes apiserver
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];
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})
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(optionalAttrs (machine ? extraConfiguration) (machine.extraConfiguration { inherit config pkgs lib nodes; }))
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(optionalAttrs (extraConfiguration != null) (extraConfiguration { inherit config pkgs lib nodes; }))
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]
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) machines;
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testScript = ''
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start_all()
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'' + test;
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};
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mkKubernetesMultiNodeTest = attrs: mkKubernetesBaseTest ({
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machines = {
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machine1 = {
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roles = ["master"];
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ip = "192.168.1.1";
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};
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machine2 = {
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roles = ["node"];
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ip = "192.168.1.2";
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};
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};
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} // attrs // {
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name = "kubernetes-${attrs.name}-multinode";
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});
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mkKubernetesSingleNodeTest = attrs: mkKubernetesBaseTest ({
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machines = {
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machine1 = {
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roles = ["master" "node"];
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ip = "192.168.1.1";
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};
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};
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} // attrs // {
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name = "kubernetes-${attrs.name}-singlenode";
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});
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in {
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inherit mkKubernetesBaseTest mkKubernetesSingleNodeTest mkKubernetesMultiNodeTest;
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}
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