86 lines
No EOL
2.6 KiB
Nix
86 lines
No EOL
2.6 KiB
Nix
{ config, lib, pkgs, inputs, ... }:
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with lib;
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let
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cfg = config.nyxs-nix.services.k3s;
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in
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{
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options.nyxs-nix.services.k3s = with types; {
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enable = mkEnableOption "Enable the vrrp quotes service";
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initServer = mkOption {
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type = bool;
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default = false;
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description = "Whether or not the node is the main one or sub node";
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};
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};
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config = mkIf cfg.enable {
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networking.firewall.allowedTCPPorts = [
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6443 # k3s: required so that pods can reach the API server (running on port 6443 by default)
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2379 # k3s, etcd clients: required if using a "High Availability Embedded etcd" configuration
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2380 # k3s, etcd peers: required if using a "High Availability Embedded etcd" configuration
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];
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networking.firewall.allowedUDPPorts = [
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8472 # k3s, flannel: required if using multi-node for inter-node networking
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];
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environment.systemPackages = with pkgs; [
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nfs-utils
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openiscsi
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];
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sops.secrets.k3s_token = {
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format = "json";
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key = "token";
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sopsFile = "${inputs.secrets}/k3s.json";
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};
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services.rpcbind.enable = true;
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services.k3s = {
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enable = true;
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token = config.sops.secrets.k3s_token.path;
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clusterInit = mkIf cfg.initServer true;
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serverAddr = mkIf (!cfg.initServer) "https://10.5.0.103:6443";
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manifests = import ./manifests.nix { inherit lib cfg inputs; };
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disable = [];
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};
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systemd.services.k3s = {
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restartTriggers = [
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(builtins.attrNames config.services.k3s.manifests)
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];
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stopIfChanged = false;
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after = [ "rpcbind.service" "network-online.target" ];
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wants = [ "rpcbind.service" ];
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path = with pkgs; [
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openiscsi
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util-linux
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xfsprogs
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];
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};
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system.activationScripts.cleanK3sManifests = {
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text = ''
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MANIFESTS_DIR="/var/lib/rancher/k3s/server/manifests"
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NIX_MANIFESTS="${builtins.concatStringsSep " " (builtins.attrNames config.services.k3s.manifests)}"
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DEFAULT_MANIFESTS="ccm coredns local-storage rolebindings runtimes traefik"
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echo "---"
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echo "Cleaning up K3s manifests"
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echo
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for file in $MANIFESTS_DIR/*.yaml; do
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[ -f "$file" ] || continue
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name=$(basename "$file" .yaml)
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if ! (echo "$NIX_MANIFESTS $DEFAULT_MANIFESTS" | grep -qw "$name"); then
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echo "Stale manifest found, deleting $name.yaml"
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${pkgs.k3s}/bin/k3s kubectl delete -f "$file" --ignore-not-found=true 2>/dev/null || true
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rm -f "$file"
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fi
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done
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echo "Done"
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echo
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'';
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};
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};
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} |