{ config, lib, options, pkgs, ... }: with lib; let top = config.services.kubernetes; otop = options.services.kubernetes; cfg = top.proxy; in { imports = [ (mkRenamedOptionModule [ "services" "kubernetes" "proxy" "address" ] ["services" "kubernetes" "proxy" "bindAddress"]) ]; ###### interface options.services.kubernetes.proxy = with lib.types; { bindAddress = mkOption { description = lib.mdDoc "Kubernetes proxy listening address."; default = "0.0.0.0"; type = str; }; enable = mkEnableOption (lib.mdDoc "Kubernetes proxy"); extraOpts = mkOption { description = lib.mdDoc "Kubernetes proxy extra command line options."; default = ""; type = separatedString " "; }; featureGates = mkOption { description = lib.mdDoc "List set of feature gates"; default = top.featureGates; defaultText = literalExpression "config.${otop.featureGates}"; type = listOf str; }; hostname = mkOption { description = lib.mdDoc "Kubernetes proxy hostname override."; default = config.networking.hostName; defaultText = literalExpression "config.networking.hostName"; type = str; }; kubeconfig = top.lib.mkKubeConfigOptions "Kubernetes proxy"; verbosity = mkOption { description = lib.mdDoc '' Optional glog verbosity level for logging statements. See ''; default = null; type = nullOr int; }; }; ###### implementation config = mkIf cfg.enable { systemd.services.kube-proxy = { description = "Kubernetes Proxy Service"; wantedBy = [ "kubernetes.target" ]; after = [ "kube-apiserver.service" ]; path = with pkgs; [ iptables conntrack-tools ]; serviceConfig = { Slice = "kubernetes.slice"; ExecStart = ''${top.package}/bin/kube-proxy \ --bind-address=${cfg.bindAddress} \ ${optionalString (top.clusterCidr!=null) "--cluster-cidr=${top.clusterCidr}"} \ ${optionalString (cfg.featureGates != []) "--feature-gates=${concatMapStringsSep "," (feature: "${feature}=true") cfg.featureGates}"} \ --hostname-override=${cfg.hostname} \ --kubeconfig=${top.lib.mkKubeConfig "kube-proxy" cfg.kubeconfig} \ ${optionalString (cfg.verbosity != null) "--v=${toString cfg.verbosity}"} \ ${cfg.extraOpts} ''; WorkingDirectory = top.dataDir; Restart = "on-failure"; RestartSec = 5; }; unitConfig = { StartLimitIntervalSec = 0; }; }; services.kubernetes.proxy.hostname = with config.networking; mkDefault hostName; services.kubernetes.pki.certs = { kubeProxyClient = top.lib.mkCert { name = "kube-proxy-client"; CN = "system:kube-proxy"; action = "systemctl restart kube-proxy.service"; }; }; services.kubernetes.proxy.kubeconfig.server = mkDefault top.apiserverAddress; }; meta.buildDocsInSandbox = false; }