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internal_config.go
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internal_config.go
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package config
import (
"bytes"
"errors"
"fmt"
"html/template"
"net"
"os"
"path"
"sort"
"strings"
"github.com/darxkies/k8s-tew/pkg/utils"
log "github.com/sirupsen/logrus"
yaml "gopkg.in/yaml.v2"
)
type InternalConfig struct {
BaseDirectory string
Name string
Node *Node
Config *Config
}
func (config *InternalConfig) GetTemplateAssetFilename(name string) string {
return fmt.Sprintf(`{{asset_file "%s"}}`, name)
}
func (config *InternalConfig) GetTemplateAssetDirectory(name string) string {
return fmt.Sprintf(`{{asset_directory "%s"}}`, name)
}
func (config *InternalConfig) GetFullTargetAssetFilename(name string) string {
return config.GetFullAssetFilename(config.Config.DeploymentDirectory, name)
}
func (config *InternalConfig) GetFullLocalAssetFilename(name string) string {
return config.GetFullAssetFilename(config.BaseDirectory, name)
}
func (config *InternalConfig) GetRelativeAssetFilename(name string) string {
return config.GetFullAssetFilename("", name)
}
func (config *InternalConfig) GetFullAssetFilename(baseDirectory, name string) string {
var result *AssetFile
var ok bool
var directory *AssetDirectory
if result, ok = config.Config.Assets.Files[name]; !ok {
log.WithFields(log.Fields{"name": name}).Fatal("Missing asset file")
}
if directory, ok = config.Config.Assets.Directories[result.Directory]; !ok {
log.WithFields(log.Fields{"name": name, "directory": result.Directory, "file": name}).Fatal("Missing asset directory")
}
filename := name
if len(result.Filename) > 0 {
filename = result.Filename
}
filename = path.Join(directory.Directory, filename)
resultFilename, error := config.ApplyTemplate("asset-file", filename)
if error != nil {
log.WithFields(log.Fields{"name": name, "error": error}).Fatal("Asset file expansion")
}
if directory.Absolute {
return path.Join("/", resultFilename)
}
return path.Join(baseDirectory, resultFilename)
}
func (config *InternalConfig) IsDeploymentDirectory(name string) bool {
for _, file := range config.Config.Assets.Files {
if file.Directory == name && file.Labels.HasLabels(Labels{utils.NodeController, utils.NodeWorker}) {
return true
}
}
return false
}
func (config *InternalConfig) GetFullLocalAssetDirectory(name string) string {
return config.GetFullAssetDirectory(config.BaseDirectory, name)
}
func (config *InternalConfig) GetFullTargetAssetDirectory(name string) string {
return config.GetFullAssetDirectory(config.Config.DeploymentDirectory, name)
}
func (config *InternalConfig) GetRelativeAssetDirectory(name string) string {
return config.GetFullAssetDirectory("", name)
}
func (config *InternalConfig) GetFullAssetDirectory(baseDirectory, name string) string {
var result *AssetDirectory
var ok bool
if result, ok = config.Config.Assets.Directories[name]; !ok {
log.WithFields(log.Fields{"name": name, "directory": name}).Fatal("Missing asset directory")
}
if result.Absolute {
return path.Join("/", result.Directory)
}
return path.Join(baseDirectory, result.Directory)
}
func (config *InternalConfig) SetNode(nodeName string, node *Node) {
config.Name = nodeName
config.Node = node
}
func NewInternalConfig(baseDirectory string) *InternalConfig {
config := &InternalConfig{}
config.BaseDirectory = baseDirectory
config.Config = NewConfig()
return config
}
func (config *InternalConfig) registerAssetDirectories() {
// Config
config.addAssetDirectory(utils.DirectoryConfig, Labels{}, config.getRelativeConfigDirectory(), false)
config.addAssetDirectory(utils.DirectoryCertificates, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryConfig), utils.SubdirectoryCertificates), false)
config.addAssetDirectory(utils.DirectoryCniConfig, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryConfig), utils.SubdirectoryCni), false)
config.addAssetDirectory(utils.DirectoryCriConfig, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryConfig), utils.SubdirectoryCri), false)
// K8S Config
config.addAssetDirectory(utils.DirectoryK8sConfig, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryConfig), utils.SubdirectoryK8s), false)
config.addAssetDirectory(utils.DirectoryK8sKubeConfig, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryK8sConfig), utils.SubdirectoryKubeconfig), false)
config.addAssetDirectory(utils.DirectoryK8sSecurityConfig, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryK8sConfig), utils.SubdirectorySecurity), false)
config.addAssetDirectory(utils.DirectoryK8sSetupConfig, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryK8sConfig), utils.SubdirectorySetup), false)
config.addAssetDirectory(utils.DirectoryK8sManifests, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryK8sConfig), utils.SubdirectoryManifests), false)
// Binaries
config.addAssetDirectory(utils.DirectoryBinaries, Labels{}, path.Join(utils.SubdirectoryOptional, utils.SubdirectoryK8sTew, utils.SubdirectoryBinary), false)
config.addAssetDirectory(utils.DirectoryK8sBinaries, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryK8s), false)
config.addAssetDirectory(utils.DirectoryEtcdBinaries, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryEtcd), false)
config.addAssetDirectory(utils.DirectoryCriBinaries, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryCri), false)
config.addAssetDirectory(utils.DirectoryCniBinaries, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryCni), false)
config.addAssetDirectory(utils.DirectoryGobetweenBinaries, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryLoadBalancer), false)
config.addAssetDirectory(utils.DirectoryVeleroBinaries, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryVelero), false)
config.addAssetDirectory(utils.DirectoryHostBinaries, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryBinaries), utils.SubdirectoryHost), false)
// Misc
config.addAssetDirectory(utils.DirectoryGobetweenConfig, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryConfig), utils.SubdirectoryLoadBalancer), false)
config.addAssetDirectory(utils.DirectoryDynamicData, Labels{}, path.Join(utils.SubdirectoryVariable, utils.SubdirectoryLibrary, utils.SubdirectoryK8sTew), false)
config.addAssetDirectory(utils.DirectoryEtcdData, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryDynamicData), utils.SubdirectoryEtcd), false)
config.addAssetDirectory(utils.DirectoryContainerdData, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryDynamicData), utils.SubdirectoryContainerd), false)
config.addAssetDirectory(utils.DirectoryKubeletData, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryDynamicData), utils.SubdirectoryKubelet), true)
config.addAssetDirectory(utils.DirectoryPodsData, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryKubeletData), utils.SubdirectoryPods), true)
config.addAssetDirectory(utils.DirectoryLogging, Labels{}, path.Join(utils.SubdirectoryVariable, utils.SubdirectoryLogging, utils.SubdirectoryK8sTew), false)
config.addAssetDirectory(utils.DirectoryService, Labels{}, path.Join(utils.SubdirectoryConfig, utils.SubdirectorySystemd, utils.SubdirectorySystem), false)
config.addAssetDirectory(utils.DirectoryContainerdState, Labels{}, path.Join(utils.SubdirectoryVariable, utils.SubdirectoryRun, utils.SubdirectoryK8sTew, utils.SubdirectoryContainerd), false)
config.addAssetDirectory(utils.DirectoryAbsoluteContainerdState, Labels{}, path.Join(utils.SubdirectoryRun, utils.SubdirectoryContainerd), true)
config.addAssetDirectory(utils.DirectoryProfile, Labels{}, path.Join(utils.SubdirectoryConfig, utils.SubdirectoryProfileD), false)
config.addAssetDirectory(utils.DirectoryHelmData, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryDynamicData), utils.SubdirectoryHelm), false)
config.addAssetDirectory(utils.DirectoryTemporary, Labels{}, path.Join(utils.SubdirectoryTemporary), false)
config.addAssetDirectory(utils.DirectoryKubeletPlugins, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryKubeletData), utils.SubdirectoryPlugins), true)
config.addAssetDirectory(utils.DirectoryKubeletPluginsRegistry, Labels{}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryKubeletData), utils.SubdirectoryPluginsRegistry), true)
config.addAssetDirectory(utils.DirectoryImages, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(utils.SubdirectoryVariable, utils.SubdirectoryK8sTew, utils.SubdirectoryImages), false)
config.addAssetDirectory(utils.DirectoryRun, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(utils.SubdirectoryRun, utils.SubdirectoryK8sTew), false)
config.addAssetDirectory(utils.DirectoryVarRun, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, path.Join(utils.SubdirectoryVariable, utils.SubdirectoryRun, utils.SubdirectoryK8sTew), false)
// Ceph
config.addAssetDirectory(utils.DirectoryCephConfig, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryConfig), utils.SubdirectoryCeph), false)
config.addAssetDirectory(utils.DirectoryCephData, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryDynamicData), utils.SubdirectoryCeph), false)
config.addAssetDirectory(utils.DirectoryCephBootstrapMds, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryCephData), utils.DirectoryCephBootstrapMds), false)
config.addAssetDirectory(utils.DirectoryCephBootstrapOsd, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryCephData), utils.DirectoryCephBootstrapOsd), false)
config.addAssetDirectory(utils.DirectoryCephBootstrapRbd, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryCephData), utils.DirectoryCephBootstrapRbd), false)
config.addAssetDirectory(utils.DirectoryCephBootstrapRgw, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryCephData), utils.DirectoryCephBootstrapRgw), false)
config.addAssetDirectory(utils.DirectoryCephBootstrapRgw, Labels{utils.NodeStorage, utils.NodeController}, path.Join(config.GetRelativeAssetDirectory(utils.DirectoryCephData), utils.DirectoryCephBootstrapRgw), false)
}
func (config *InternalConfig) registerAssetFiles() {
// Config
config.addAssetFile(utils.ConfigFilename, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryConfig)
// Binaries
config.addAssetFile(utils.BinaryK8sTew, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryBinaries)
// ContainerD Binaries
config.addAssetFile(utils.BinaryContainerd, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCriBinaries)
config.addAssetFile(utils.BinaryContainerdShimRuncV2, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCriBinaries)
config.addAssetFile(utils.BinaryCtr, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCriBinaries)
config.addAssetFile(utils.BinaryRunc, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCriBinaries)
config.addAssetFile(utils.BinaryCrictl, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCriBinaries)
// Etcd Binaries
config.addAssetFile(utils.BinaryEtcdctl, Labels{utils.NodeController}, "", utils.DirectoryEtcdBinaries)
// K8S Binaries
config.addAssetFile(utils.BinaryKubectl, Labels{utils.NodeController}, "", utils.DirectoryK8sBinaries)
config.addAssetFile(utils.BinaryKubelet, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sBinaries)
// Helm Binary
config.addAssetFile(utils.BinaryHelm, Labels{}, "", utils.DirectoryK8sBinaries)
// Velero Binaries
config.addAssetFile(utils.BinaryVelero, Labels{}, "", utils.DirectoryVeleroBinaries)
// Certificates
config.addAssetFile(utils.PemCa, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemCaKey, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemKubernetes, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemKubernetesKey, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemServiceAccount, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemServiceAccountKey, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemAdmin, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemAdminKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemControllerManager, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemControllerManagerKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemScheduler, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemSchedulerKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemProxy, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemProxyKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemKubelet, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemKubeletKey, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemAggregator, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemAggregatorKey, Labels{utils.NodeController}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemElasticsearch, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemElasticsearchKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemMinio, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemMinioKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemGrafana, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemGrafanaKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemCeph, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemCephKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemPrometheus, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemPrometheusKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemKubernetesDashboard, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemKubernetesDashboardKey, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemSnapshotValidationWebhook, Labels{}, "", utils.DirectoryCertificates)
config.addAssetFile(utils.PemSnapshotValidationWebhookKey, Labels{}, "", utils.DirectoryCertificates)
// Kubeconfig
config.addAssetFile(utils.KubeconfigAdmin, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sKubeConfig)
config.addAssetFile(utils.KubeconfigControllerManager, Labels{utils.NodeController}, "", utils.DirectoryK8sKubeConfig)
config.addAssetFile(utils.KubeconfigScheduler, Labels{utils.NodeController}, "", utils.DirectoryK8sKubeConfig)
config.addAssetFile(utils.KubeconfigProxy, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sKubeConfig)
config.addAssetFile(utils.KubeconfigKubelet, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sKubeConfig)
// Security
config.addAssetFile(utils.EncryptionConfig, Labels{utils.NodeController}, "", utils.DirectoryK8sSecurityConfig)
// CRI
config.addAssetFile(utils.ContainerdConfig, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryCriConfig)
config.addAssetFile(utils.ContainerdSock, Labels{}, "", utils.DirectoryAbsoluteContainerdState)
// Service
config.addAssetFile(utils.ServiceConfig, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryService)
// K8S Setup
config.addAssetFile(utils.K8sKubeletSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sAdminUserSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.CephSecrets, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.CephSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.CephCsi, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.LetsencryptClusterIssuer, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCalicoSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sMetalLBSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCorednsSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sEfkSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sVeleroSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sKubernetesDashboardSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sKubernetesDashboardCertificates, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCertManagerSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sNginxIngressSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sMetricsServerSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sPrometheusSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sPrometheusRules, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sPrometheusAlerts, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sPrometheusCertificates, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sKubeStateMetricsSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sNodeExporterSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sGrafanaSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sGrafanaDashboards, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sAlertManagerSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sGrafanaCredentials, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sGrafanaCertificates, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sMinioCredentials, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sMinioCertificates, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCerebroCredentials, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCephManagerCredentials, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCephCertificates, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sCephRadosGatewayCredentials, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sElasticsearchCredentials, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.K8sElasticsearchCertificates, Labels{}, "", utils.DirectoryK8sSetupConfig)
config.addAssetFile(utils.WordpressSetup, Labels{}, "", utils.DirectoryK8sSetupConfig)
// K8S Config
config.addAssetFile(utils.K8sKubeProxyConfig, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sConfig)
config.addAssetFile(utils.K8sKubeSchedulerConfig, Labels{utils.NodeController}, "", utils.DirectoryK8sConfig)
config.addAssetFile(utils.K8sKubeletConfig, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sConfig)
// Manifests
config.addAssetFile(utils.ManifestControllerVirtualIP, Labels{utils.NodeController}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestWorkerVirtualIP, Labels{utils.NodeWorker}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestGobetween, Labels{utils.NodeController, utils.NodeStorage, utils.NodeWorker}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestEtcd, Labels{utils.NodeController}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestKubeApiserver, Labels{utils.NodeController}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestKubeControllerManager, Labels{utils.NodeController}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestKubeScheduler, Labels{utils.NodeController}, "", utils.DirectoryK8sManifests)
config.addAssetFile(utils.ManifestKubeProxy, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryK8sManifests)
// Profile
config.addAssetFile(utils.K8sTewProfile, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryProfile)
// Gobetween
config.addAssetFile(utils.GobetweenConfig, Labels{utils.NodeController, utils.NodeStorage, utils.NodeWorker}, "", utils.DirectoryGobetweenConfig)
// Ceph
config.addAssetFile(utils.CephConfig, Labels{utils.NodeStorage, utils.NodeController}, "", utils.DirectoryCephConfig)
config.addAssetFile(utils.CephClientAdminKeyring, Labels{utils.NodeStorage, utils.NodeController}, "", utils.DirectoryCephConfig)
config.addAssetFile(utils.CephMonitorKeyring, Labels{utils.NodeStorage, utils.NodeController}, "", utils.DirectoryCephConfig)
config.addAssetFile(utils.CephBootstrapMdsKeyring, Labels{utils.NodeStorage, utils.NodeController}, utils.CephKeyring, utils.DirectoryCephBootstrapMds)
config.addAssetFile(utils.CephBootstrapOsdKeyring, Labels{utils.NodeStorage, utils.NodeController}, utils.CephKeyring, utils.DirectoryCephBootstrapOsd)
config.addAssetFile(utils.CephBootstrapRbdKeyring, Labels{utils.NodeStorage, utils.NodeController}, utils.CephKeyring, utils.DirectoryCephBootstrapRbd)
config.addAssetFile(utils.CephBootstrapRgwKeyring, Labels{utils.NodeStorage, utils.NodeController}, utils.CephKeyring, utils.DirectoryCephBootstrapRgw)
// Images
for _, image := range config.Config.Versions.GetImages() {
config.addAssetFile(image.GetImageFilename(), Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, "", utils.DirectoryImages)
}
}
func (config *InternalConfig) registerServers() {
// Servers
config.addServer(utils.ContainerdServerName, Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, config.GetTemplateAssetFilename(utils.BinaryContainerd), map[string]string{
"config": config.GetTemplateAssetFilename(utils.ContainerdConfig),
})
config.addServer("kubelet", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, config.GetTemplateAssetFilename(utils.BinaryKubelet), map[string]string{
"config": config.GetTemplateAssetFilename(utils.K8sKubeletConfig),
"kubeconfig": config.GetTemplateAssetFilename(utils.KubeconfigKubelet),
"root-dir": config.GetTemplateAssetDirectory(utils.DirectoryKubeletData),
"v": "0",
})
}
func (config *InternalConfig) registerCommands() {
// Dependencies
config.addCommand("setup-ubuntu", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{utils.OsUbuntu}, "apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y apt-transport-https bash-completion socat")
config.addCommand("setup-centos", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{utils.OsCentos}, "systemctl disable firewalld && systemctl stop firewalld && yum install -y socat bash-completion libseccomp && sed -i --follow-symlinks 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/sysconfig/selinux && (setenforce 0 || true)")
config.addCommand("swapoff", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "swapoff -a")
config.addCommand("load-overlay", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "modprobe overlay")
config.addCommand("load-rbd", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "modprobe rbd")
config.addCommand("load-ceph", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "modprobe ceph")
config.addCommand("load-btrfs", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "modprobe btrfs")
config.addCommand("load-br_netfilter", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "modprobe br_netfilter")
config.addCommand("enable-br_netfilter", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "echo '1' > /proc/sys/net/bridge/bridge-nf-call-iptables")
config.addCommand("enable-net-forwarding", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "sysctl net.ipv4.conf.all.forwarding=1")
config.addCommand("update-inotify-limits", Labels{utils.NodeController, utils.NodeWorker, utils.NodeStorage}, Features{}, OS{}, "sysctl fs.inotify.max_user_watches=524288 && sysctl fs.inotify.max_user_instances=512")
config.addManifest("kubelet-setup", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sKubeletSetup))
config.addManifest("admin-user-setup", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sAdminUserSetup))
config.addManifest("calico-setup", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCalicoSetup))
config.addManifest("metallb-setup", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sMetalLBSetup))
config.addManifest("coredns-setup", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCorednsSetup))
config.addManifest("ceph-secrets", Labels{utils.NodeBootstrapper}, Features{utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.CephSecrets))
config.addManifest("ceph-certificates", Labels{utils.NodeBootstrapper}, Features{utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCephCertificates))
config.addManifest("ceph-manager-credentials", Labels{utils.NodeBootstrapper}, Features{utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCephManagerCredentials))
config.addManifest("ceph-rados-gateway-credentials", Labels{utils.NodeBootstrapper}, Features{utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCephRadosGatewayCredentials))
config.addManifest("ceph-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.CephSetup))
config.addManifest("ceph-csi", Labels{utils.NodeBootstrapper}, Features{utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.CephCsi))
config.addManifest("kubernetes-dashboard-setup", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sKubernetesDashboardSetup))
config.addManifest("kubernetes-dashboard-certificates", Labels{utils.NodeBootstrapper}, Features{}, OS{}, config.GetFullLocalAssetFilename(utils.K8sKubernetesDashboardCertificates))
config.addManifest("cert-manager-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureIngress}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCertManagerSetup))
config.addManifest("nginx-ingress-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureIngress}, OS{}, config.GetFullLocalAssetFilename(utils.K8sNginxIngressSetup))
config.addManifest("letsencrypt-cluster-issuer-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureIngress}, OS{}, config.GetFullLocalAssetFilename(utils.LetsencryptClusterIssuer))
config.addManifest("metrics-server-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sMetricsServerSetup))
config.addManifest("prometheus-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sPrometheusSetup))
config.addManifest("prometheus-alerts", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sPrometheusAlerts))
config.addManifest("prometheus-rules", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sPrometheusRules))
config.addManifest("prometheus-certificates", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sPrometheusCertificates))
config.addManifest("node-exporter-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sNodeExporterSetup))
config.addManifest("alert-manager-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sAlertManagerSetup))
config.addManifest("kube-state-metrics-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sKubeStateMetricsSetup))
config.addManifest("grafana-certificates", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sGrafanaCertificates))
config.addManifest("grafana-credentials", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sGrafanaCredentials))
config.addManifest("grafana-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sGrafanaSetup))
config.addManifest("grafana-dashboards", Labels{utils.NodeBootstrapper}, Features{utils.FeatureMonitoring, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sGrafanaDashboards))
config.addManifest("elasticsearch-certificates", Labels{utils.NodeBootstrapper}, Features{utils.FeatureLogging, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sElasticsearchCertificates))
config.addManifest("elasticsearch-credentials", Labels{utils.NodeBootstrapper}, Features{utils.FeatureLogging, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sElasticsearchCredentials))
config.addManifest("cerebro-credentials", Labels{utils.NodeBootstrapper}, Features{utils.FeatureLogging, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sCerebroCredentials))
config.addManifest("efk-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureLogging, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sEfkSetup))
config.addManifest("minio-credentials", Labels{utils.NodeBootstrapper}, Features{utils.FeatureBackup, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sMinioCredentials))
config.addManifest("minio-certificates", Labels{utils.NodeBootstrapper}, Features{utils.FeatureBackup, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sMinioCertificates))
config.addManifest("velero-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureBackup, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.K8sVeleroSetup))
config.addManifest("wordpress-setup", Labels{utils.NodeBootstrapper}, Features{utils.FeatureShowcase, utils.FeatureStorage}, OS{}, config.GetFullLocalAssetFilename(utils.WordpressSetup))
}
func (config *InternalConfig) Generate() {
config.registerAssetDirectories()
config.registerAssetFiles()
config.registerCommands()
config.registerServers()
}
func (config *InternalConfig) addServer(name string, labels []string, command string, arguments map[string]string) {
// Do not add if already in the list
for _, server := range config.Config.Servers {
if server.Name == name {
return
}
}
config.Config.Servers = append(config.Config.Servers, ServerConfig{Name: name, Enabled: true, Labels: labels, Command: command, Arguments: arguments, Logger: LoggerConfig{Enabled: true, Filename: path.Join(config.GetTemplateAssetDirectory(utils.DirectoryLogging), name+".log")}})
}
func (config *InternalConfig) addCommand(name string, labels Labels, features Features, os OS, command string) {
// Do not add if already in the list
for _, command := range config.Config.Commands {
if command.Name == name {
return
}
}
config.Config.Commands = append(config.Config.Commands, NewCommand(name, labels, features, os, command))
}
func (config *InternalConfig) addManifest(name string, labels Labels, features Features, os OS, manifest string) {
// Do not add if already in the list
for _, command := range config.Config.Commands {
if command.Name == name {
return
}
}
config.Config.Commands = append(config.Config.Commands, NewManifest(name, labels, features, os, manifest))
}
func (config *InternalConfig) addAssetFile(name string, labels Labels, filename, directory string) {
config.Config.Assets.Files[name] = NewAssetFile(labels, filename, directory)
}
func (config *InternalConfig) addAssetDirectory(name string, labels Labels, directory string, absolute bool) {
config.Config.Assets.Directories[name] = NewAssetDirectory(labels, directory, absolute)
}
func (config *InternalConfig) Dump() {
log.WithFields(log.Fields{"base-directory": config.BaseDirectory}).Info("Config")
log.WithFields(log.Fields{"name": config.Name}).Info("Config")
if config.Node != nil {
log.WithFields(log.Fields{"ip": config.Node.IP}).Info("Config")
log.WithFields(log.Fields{"labels": config.Node.Labels}).Info("Config")
log.WithFields(log.Fields{"index": config.Node.Index}).Info("Config")
}
for name, assetFile := range config.Config.Assets.Files {
log.WithFields(log.Fields{"name": name, "directory": assetFile.Directory, "labels": assetFile.Labels}).Info("Config asset file")
}
for name, node := range config.Config.Nodes {
log.WithFields(log.Fields{"name": name, "index": node.Index, "labels": node.Labels, "ip": node.IP}).Info("Config node")
}
for name, command := range config.Config.Commands {
log.WithFields(log.Fields{"name": name, "command": command.Command, "labels": command.Labels}).Info("Config command")
}
for _, serverConfig := range config.Config.Servers {
serverConfig.Dump()
}
}
func (config *InternalConfig) getRelativeConfigDirectory() string {
return path.Join(utils.SubdirectoryConfig, utils.SubdirectoryK8sTew)
}
func (config *InternalConfig) getConfigDirectory() string {
return path.Join(config.BaseDirectory, config.getRelativeConfigDirectory())
}
func (config *InternalConfig) getConfigFilename() string {
return path.Join(config.getConfigDirectory(), utils.ConfigFilename)
}
func (config *InternalConfig) Save() error {
if error := utils.CreateDirectoryIfMissing(config.getConfigDirectory()); error != nil {
return error
}
yamlOutput, error := yaml.Marshal(config.Config)
if error != nil {
return error
}
filename := config.getConfigFilename()
if error := os.WriteFile(filename, yamlOutput, 0644); error != nil {
return error
}
log.WithFields(log.Fields{"_filename": filename}).Info("Saved config")
return nil
}
func (config *InternalConfig) Load() error {
var error error
filename := config.getConfigFilename()
// Check if config file exists
if _, error := os.Stat(filename); os.IsNotExist(error) {
return fmt.Errorf("config '%s' not found", filename)
}
yamlContent, error := os.ReadFile(filename)
if error != nil {
return error
}
if error := yaml.Unmarshal(yamlContent, config.Config); error != nil {
return error
}
if config.Config.Version != utils.VersionConfig {
return fmt.Errorf("Unsupported config version '%s'", config.Config.Version)
}
if len(config.Name) == 0 {
config.Name, error = os.Hostname()
if error != nil {
return error
}
}
if config.Node == nil {
for name, node := range config.Config.Nodes {
if name != config.Name {
continue
}
config.Node = node
break
}
}
return nil
}
func (config *InternalConfig) RemoveNode(name string) error {
if _, ok := config.Config.Nodes[name]; !ok {
return errors.New("node not found")
}
delete(config.Config.Nodes, name)
return nil
}
func (config *InternalConfig) hasIndex(index uint) bool {
for _, node := range config.Config.Nodes {
if node.Index == index {
return true
}
}
return false
}
func (config *InternalConfig) hasStorageIndex(index uint) bool {
for _, node := range config.Config.Nodes {
if node.StorageIndex == index && node.Labels.HasLabels(Labels{utils.NodeStorage}) {
return true
}
}
return false
}
func (config *InternalConfig) AddNode(name string, ip string, index uint, storageIndex uint, labels []string) (*Node, string, error) {
// Remove spaces
name = strings.Trim(name, " \n")
// Validate name
if len(name) == 0 {
return nil, "", errors.New("empty node name")
}
// Check IP
if net.ParseIP(ip) == nil {
return nil, "", errors.New("invalid or wrong IP format")
}
// Find a free slot if not available
for config.hasIndex(index) {
index++
}
// Find a free slot if not available
for config.hasStorageIndex(storageIndex) {
storageIndex++
}
config.Config.Nodes[name] = NewNode(ip, index, storageIndex, labels)
return config.Config.Nodes[name], name, nil
}
func (config *InternalConfig) GetETCDClientEndpoints() []string {
result := []string{}
for _, node := range config.Config.Nodes {
if node.IsController() {
result = append(result, fmt.Sprintf("https://%s:2379", node.IP))
}
}
return result
}
func (config *InternalConfig) GetEtcdCluster() string {
list := []string{}
for name, node := range config.Config.Nodes {
if !node.IsController() {
continue
}
list = append(list, fmt.Sprintf("%s=https://%s:2380", name, node.IP))
}
sort.Strings(list)
return strings.Join(list, ",")
}
func (config *InternalConfig) GetEtcdServers() string {
list := config.GetETCDClientEndpoints()
sort.Strings(list)
return strings.Join(list, ",")
}
func (config *InternalConfig) GetControllersCount() string {
count := 0
for _, node := range config.Config.Nodes {
if node.IsController() {
count++
}
}
return fmt.Sprintf("%d", count)
}
func (config *InternalConfig) ApplyTemplate(label string, value string) (string, error) {
var functions = template.FuncMap{
"controllers_count": func() string {
return config.GetControllersCount()
},
"etcd_servers": func() string {
return config.GetEtcdServers()
},
"etcd_cluster": func() string {
return config.GetEtcdCluster()
},
"asset_file": func(name string) string {
return config.GetFullTargetAssetFilename(name)
},
"asset_directory": func(name string) string {
return config.GetFullTargetAssetDirectory(name)
},
}
var newValue bytes.Buffer
argumentTemplate, error := template.New(label).Funcs(functions).Parse(value)
if error != nil {
return "", fmt.Errorf("Could not render template: %s (%s)", label, error.Error())
}
if error = argumentTemplate.Execute(&newValue, config); error != nil {
return "", fmt.Errorf("Could not render template: %s (%s)", label, error.Error())
}
return newValue.String(), nil
}
func (config *InternalConfig) GetAPIServerIP() (string, error) {
if len(config.Config.ControllerVirtualIP) > 0 {
return config.Config.ControllerVirtualIP, nil
}
for _, node := range config.Config.Nodes {
if node.IsController() {
return node.IP, nil
}
}
return "", errors.New("No API Server IP found")
}
func (config *InternalConfig) GetWorkerIP() (string, error) {
if len(config.Config.WorkerVirtualIP) > 0 {
return config.Config.WorkerVirtualIP, nil
}
for _, node := range config.Config.Nodes {
if node.IsWorker() {
return node.IP, nil
}
}
return "", errors.New("No Worker IP found")
}
func (config *InternalConfig) GetSortedNodeKeys() []string {
result := []string{}
for key := range config.Config.Nodes {
result = append(result, key)
}
sort.Strings(result)
return result
}
func (config *InternalConfig) GetKubeAPIServerAddresses() []string {
result := []string{}
for _, node := range config.Config.Nodes {
if node.IsController() {
result = append(result, fmt.Sprintf("%s:%d", node.IP, config.Config.APIServerPort))
}
}
sort.Strings(result)
return result
}
type NodeData struct {
Index uint
StorageIndex uint
Name string
IP string
}
func (config *InternalConfig) getLabeledOrAllNodes(label string) []NodeData {
result := []NodeData{}
// Add only labeled nodes
for nodeName, node := range config.Config.Nodes {
if node.Labels.HasLabels(Labels{label}) && node.Labels.HasLabels(Labels{utils.NodeStorage}) {
result = append(result, NodeData{Index: node.Index, StorageIndex: node.StorageIndex, Name: nodeName, IP: node.IP})
}
}
// If no labeled nodes found get all nodes
if len(result) == 0 {
for nodeName, node := range config.Config.Nodes {
if node.Labels.HasLabels(Labels{label}) {
result = append(result, NodeData{Index: node.Index, StorageIndex: node.StorageIndex, Name: nodeName, IP: node.IP})
}
}
}
// Sort nodes by index
sort.Slice(result, func(i, j int) bool {
return result[i].Index < result[j].Index
})
return result
}
func (config *InternalConfig) GetStorageControllers() []NodeData {
return config.getLabeledOrAllNodes(utils.NodeController)
}
func (config *InternalConfig) GetStorageNodes() []NodeData {
return config.getLabeledOrAllNodes(utils.NodeStorage)
}
func (config *InternalConfig) GetAllowedCommonNames() string {
result := []string{utils.CnAggregator, utils.CnAdmin, utils.CnSystemKubeControllerManager, utils.CnSystemKubeControllerManager, utils.CnSystemKubeScheduler}
for nodeName, node := range config.Config.Nodes {
if node.IsWorker() {
result = append(result, fmt.Sprintf(utils.CnSystemNodePrefix, nodeName))
}
}
return strings.Join(result, ",")
}