mirror of https://github.com/k3s-io/k3s
143 lines
4.3 KiB
Go
143 lines
4.3 KiB
Go
// +build windows
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package agent
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import (
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/Microsoft/hcsshim"
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"github.com/rancher/k3s/pkg/daemons/config"
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"github.com/rancher/k3s/pkg/util"
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"github.com/sirupsen/logrus"
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"k8s.io/apimachinery/pkg/util/net"
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"k8s.io/kubernetes/pkg/kubeapiserver/authorizer/modes"
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)
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func checkRuntimeEndpoint(cfg *config.Agent, argsMap map[string]string) {
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if strings.HasPrefix(argsMap["container-runtime-endpoint"], windowsPrefix) {
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argsMap["container-runtime-endpoint"] = cfg.RuntimeSocket
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} else {
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argsMap["container-runtime-endpoint"] = windowsPrefix + cfg.RuntimeSocket
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}
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}
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func kubeProxyArgs(cfg *config.Agent) map[string]string {
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argsMap := map[string]string{
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"proxy-mode": "kernelspace",
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"healthz-bind-address": "127.0.0.1",
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"kubeconfig": cfg.KubeConfigKubeProxy,
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"cluster-cidr": util.JoinIPNets(cfg.ClusterCIDRs),
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}
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if cfg.NodeName != "" {
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argsMap["hostname-override"] = cfg.NodeName
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}
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argsMap["feature-gates"] = addFeatureGate(argsMap["feature-gates"], "WinOverlay=true")
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if sourceVip := waitForManagementIp("vxlan0"); sourceVip != "" {
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argsMap["source-vip"] = sourceVip
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}
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return argsMap
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}
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func kubeletArgs(cfg *config.Agent) map[string]string {
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argsMap := map[string]string{
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"healthz-bind-address": "127.0.0.1",
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"read-only-port": "0",
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"cluster-domain": cfg.ClusterDomain,
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"kubeconfig": cfg.KubeConfigKubelet,
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"eviction-hard": "imagefs.available<5%,nodefs.available<5%",
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"eviction-minimum-reclaim": "imagefs.available=10%,nodefs.available=10%",
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"fail-swap-on": "false",
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"authentication-token-webhook": "true",
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"anonymous-auth": "false",
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"authorization-mode": modes.ModeWebhook,
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}
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if cfg.PodManifests != "" && argsMap["pod-manifest-path"] == "" {
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argsMap["pod-manifest-path"] = cfg.PodManifests
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}
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if err := os.MkdirAll(argsMap["pod-manifest-path"], 0755); err != nil {
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logrus.Errorf("Failed to mkdir %s: %v", argsMap["pod-manifest-path"], err)
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}
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if cfg.RootDir != "" {
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argsMap["root-dir"] = cfg.RootDir
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argsMap["cert-dir"] = filepath.Join(cfg.RootDir, "pki")
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}
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if cfg.CNIConfDir != "" {
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argsMap["cni-conf-dir"] = cfg.CNIConfDir
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}
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if cfg.CNIBinDir != "" {
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argsMap["cni-bin-dir"] = cfg.CNIBinDir
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}
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if cfg.CNIPlugin {
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argsMap["network-plugin"] = "cni"
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}
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if len(cfg.ClusterDNS) > 0 {
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argsMap["cluster-dns"] = util.JoinIPs(cfg.ClusterDNSs)
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}
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if cfg.ResolvConf != "" {
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argsMap["resolv-conf"] = cfg.ResolvConf
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}
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if cfg.RuntimeSocket != "" {
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argsMap["container-runtime"] = "remote"
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argsMap["serialize-image-pulls"] = "false"
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checkRuntimeEndpoint(cfg, argsMap)
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} else if cfg.PauseImage != "" {
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argsMap["pod-infra-container-image"] = cfg.PauseImage
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}
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if cfg.ListenAddress != "" {
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argsMap["address"] = cfg.ListenAddress
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}
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if cfg.ClientCA != "" {
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argsMap["anonymous-auth"] = "false"
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argsMap["client-ca-file"] = cfg.ClientCA
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}
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if cfg.ServingKubeletCert != "" && cfg.ServingKubeletKey != "" {
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argsMap["tls-cert-file"] = cfg.ServingKubeletCert
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argsMap["tls-private-key-file"] = cfg.ServingKubeletKey
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}
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if cfg.NodeName != "" {
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argsMap["hostname-override"] = cfg.NodeName
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}
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defaultIP, err := net.ChooseHostInterface()
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if err != nil || defaultIP.String() != cfg.NodeIP {
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argsMap["node-ip"] = cfg.NodeIP
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}
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argsMap["node-labels"] = strings.Join(cfg.NodeLabels, ",")
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if len(cfg.NodeTaints) > 0 {
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argsMap["register-with-taints"] = strings.Join(cfg.NodeTaints, ",")
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}
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if !cfg.DisableCCM {
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argsMap["cloud-provider"] = "external"
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}
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if ImageCredProvAvailable(cfg) {
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logrus.Infof("Kubelet image credential provider bin dir and configuration file found.")
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argsMap["feature-gates"] = addFeatureGate(argsMap["feature-gates"], "KubeletCredentialProviders=true")
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argsMap["image-credential-provider-bin-dir"] = cfg.ImageCredProvBinDir
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argsMap["image-credential-provider-config"] = cfg.ImageCredProvConfig
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}
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if cfg.ProtectKernelDefaults {
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argsMap["protect-kernel-defaults"] = "true"
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}
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return argsMap
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}
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func waitForManagementIp(networkName string) string {
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for range time.Tick(time.Second * 5) {
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network, err := hcsshim.GetHNSEndpointByName(networkName)
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if err != nil {
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logrus.WithError(err).Warning("can't find %s, retrying", networkName)
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continue
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}
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return network.IPAddress.String()
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}
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return ""
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}
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