Files
kubesphere/pkg/kapis/config/v1alpha2/handler.go
2025-04-30 15:53:51 +08:00

404 lines
12 KiB
Go

/*
* Copyright 2024 the KubeSphere Authors.
* Please refer to the LICENSE file in the root directory of the project.
* https://github.com/kubesphere/kubesphere/blob/master/LICENSE
*/
package v1alpha2
import (
"encoding/json"
"fmt"
"sort"
"strings"
"github.com/emicklei/go-restful/v3"
jsonpatch "github.com/evanphx/json-patch/v5"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/validation"
"k8s.io/klog/v2"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/yaml"
"kubesphere.io/kubesphere/pkg/api"
"kubesphere.io/kubesphere/pkg/apiserver/authentication/identityprovider"
"kubesphere.io/kubesphere/pkg/apiserver/authentication/oauth"
"kubesphere.io/kubesphere/pkg/apiserver/options"
"kubesphere.io/kubesphere/pkg/apiserver/rest"
"kubesphere.io/kubesphere/pkg/constants"
"kubesphere.io/kubesphere/pkg/server/errors"
)
const (
themeConfigurationName = "platform-configuration-theme"
GenericPlatformConfigurationKind = "GenericPlatformConfiguration"
ClusterConnectionConfigurationKind = "ClusterConnectionConfiguration"
)
type GenericPlatformConfiguration struct {
metav1.TypeMeta `json:",inline"`
metav1.ObjectMeta `json:"metadata,omitempty"`
Data runtime.RawExtension `json:"data,omitempty"`
}
func NewHandler(config *options.Options, client client.Client) rest.Handler {
return &handler{
config: config,
client: client,
oauthClientConfigurationGetter: oauth.NewOAuthClientGetter(client),
}
}
func NewFakeHandler() rest.Handler {
return &handler{}
}
type handler struct {
config *options.Options
client client.Client
oauthClientConfigurationGetter oauth.ClientGetter
}
type ThemeConfiguration map[string]string
func (h *handler) updateThemeConfiguration(req *restful.Request, resp *restful.Response) {
platformInformation := ThemeConfiguration{}
if err := req.ReadEntity(&platformInformation); err != nil {
api.HandleBadRequest(resp, req, err)
return
}
configMap := corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: themeConfigurationName,
Namespace: constants.KubeSphereNamespace,
},
}
_, err := ctrl.CreateOrUpdate(req.Request.Context(), h.client, &configMap, func() error {
configMap.Data = platformInformation
return nil
})
if err != nil {
api.HandleInternalError(resp, req, err)
return
}
_ = resp.WriteEntity(platformInformation)
}
func (h *handler) getThemeConfiguration(req *restful.Request, resp *restful.Response) {
var configMap corev1.ConfigMap
themeConfiguration := ThemeConfiguration{}
configName := types.NamespacedName{Namespace: constants.KubeSphereNamespace, Name: themeConfigurationName}
if err := h.client.Get(req.Request.Context(), configName, &configMap); err != nil {
if apierrors.IsNotFound(err) {
_ = resp.WriteEntity(themeConfiguration)
return
}
api.HandleInternalError(resp, req, err)
return
}
_ = resp.WriteEntity(configMap.Data)
}
type OAuthConfiguration struct {
Issuer *oauth.IssuerOptions `json:"issuer"`
IdentityProviders []*identityprovider.Configuration `json:"identityProviders"`
Clients []*oauth.Client `json:"clients"`
}
func (h *handler) getOAuthConfiguration(req *restful.Request, resp *restful.Response) {
providers := identityprovider.SharedIdentityProviderController.ListConfigurations()
clients, err := h.oauthClientConfigurationGetter.ListOAuthClients(req.Request.Context())
if err != nil {
api.HandleInternalError(resp, req, fmt.Errorf("failed to list OAuth clients: %s", err))
return
}
configuration := OAuthConfiguration{
Issuer: h.config.AuthenticationOptions.Issuer,
IdentityProviders: providers,
Clients: clients,
}
_ = resp.WriteEntity(configuration)
}
type ClusterConnectionConfiguration struct {
metav1.TypeMeta `json:",inline"`
metav1.ObjectMeta `json:"metadata,omitempty"`
Data runtime.RawExtension `json:"data,omitempty"`
}
func (h *handler) listClusterConnectionConfiguration(req *restful.Request, resp *restful.Response) {
secretList := &corev1.SecretList{}
if err := h.client.List(req.Request.Context(), secretList, client.InNamespace(constants.KubeSphereNamespace)); err != nil {
api.HandleError(resp, req, err)
return
}
lists := []ClusterConnectionConfiguration{}
for _, s := range secretList.Items {
if s.Type == constants.SecretTypeClusterConnectionConfig {
config := ClusterConnectionConfiguration{
TypeMeta: metav1.TypeMeta{
Kind: ClusterConnectionConfigurationKind,
APIVersion: APIVersion,
},
ObjectMeta: metav1.ObjectMeta{
UID: s.UID,
Name: s.Name,
ResourceVersion: s.ResourceVersion,
CreationTimestamp: s.CreationTimestamp,
},
}
_ = yaml.Unmarshal(s.Data[constants.ClusterConnectionConfigFileName], &config.Data)
lists = append(lists, config)
}
}
sort.Slice(lists, func(i, j int) bool {
return lists[i].Name < lists[j].Name
})
_ = resp.WriteEntity(lists)
}
func (h *handler) getClusterConnectionConfiguration(req *restful.Request, resp *restful.Response) {
configName := req.PathParameter("config")
if len(validation.IsDNS1123Label(configName)) > 0 {
api.HandleNotFound(resp, req, fmt.Errorf("platform config %s not found", configName))
return
}
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Namespace: constants.KubeSphereNamespace,
Name: configName,
},
}
if err := h.client.Get(req.Request.Context(), client.ObjectKeyFromObject(secret), secret); err != nil {
if apierrors.IsNotFound(err) {
api.HandleNotFound(resp, req, fmt.Errorf("cluster connection config %s not found", configName))
return
}
api.HandleError(resp, req, err)
return
}
config := ClusterConnectionConfiguration{
TypeMeta: metav1.TypeMeta{
Kind: ClusterConnectionConfigurationKind,
APIVersion: APIVersion,
},
ObjectMeta: metav1.ObjectMeta{
UID: secret.UID,
Name: secret.Name,
ResourceVersion: secret.ResourceVersion,
CreationTimestamp: secret.CreationTimestamp,
},
}
_ = yaml.Unmarshal(secret.Data[constants.ClusterConnectionConfigFileName], &config.Data)
_ = resp.WriteEntity(config)
}
func (h *handler) getConfigz(_ *restful.Request, response *restful.Response) {
_ = response.WriteAsJson(h.config)
}
func (h *handler) getPlatformConfiguration(request *restful.Request, response *restful.Response) {
configName := request.PathParameter("config")
if len(validation.IsDNS1123Label(configName)) > 0 {
api.HandleNotFound(response, request, fmt.Errorf("platform config %s not found", configName))
return
}
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Namespace: constants.KubeSphereNamespace,
Name: fmt.Sprintf(constants.GenericPlatformConfigNameFmt, configName),
},
}
if err := h.client.Get(request.Request.Context(), client.ObjectKeyFromObject(secret), secret); err != nil {
if apierrors.IsNotFound(err) {
api.HandleNotFound(response, request, fmt.Errorf("platform config %s not found", configName))
return
}
api.HandleError(response, request, err)
return
}
config := &GenericPlatformConfiguration{}
config.ConvertFromSecret(secret)
_ = response.WriteEntity(config)
}
func (h *handler) createPlatformConfiguration(request *restful.Request, response *restful.Response) {
config := &GenericPlatformConfiguration{}
if err := request.ReadEntity(config); err != nil {
api.HandleBadRequest(response, request, err)
return
}
if config.Kind != GenericPlatformConfigurationKind {
api.HandleBadRequest(response, request, fmt.Errorf("invalid kind: %s", config.Kind))
return
}
if config.APIVersion != APIVersion {
api.HandleBadRequest(response, request, fmt.Errorf("invalid apiVersion: %s", config.APIVersion))
return
}
if len(validation.IsDNS1123Label(config.Name)) > 0 {
api.HandleBadRequest(response, request, fmt.Errorf("invalid config name: %s", config.Name))
return
}
secret := config.ConvertToSecret()
if err := h.client.Create(request.Request.Context(), secret); err != nil {
api.HandleError(response, request, err)
return
}
config.ConvertFromSecret(secret)
_ = response.WriteEntity(config)
}
func (h *handler) patchPlatformConfiguration(request *restful.Request, response *restful.Response) {
var raw map[string]json.RawMessage
if err := request.ReadEntity(&raw); err != nil {
api.HandleBadRequest(response, request, err)
return
}
configName := request.PathParameter("config")
if len(validation.IsDNS1123Label(configName)) > 0 {
api.HandleNotFound(response, request, fmt.Errorf("platform config %s not found", configName))
return
}
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Namespace: constants.KubeSphereNamespace,
Name: fmt.Sprintf(constants.GenericPlatformConfigNameFmt, configName),
},
}
if err := h.client.Get(request.Request.Context(), client.ObjectKeyFromObject(secret), secret); err != nil {
if apierrors.IsNotFound(err) {
api.HandleNotFound(response, request, fmt.Errorf("platform config %s not found", configName))
return
}
api.HandleError(response, request, err)
return
}
config := &GenericPlatformConfiguration{}
config.ConvertFromSecret(secret)
original, err := config.Data.MarshalJSON()
if err != nil {
api.HandleError(response, request, err)
return
}
patchData := raw["data"]
if len(patchData) > 0 {
var modifiedData []byte
modifiedData, err = jsonpatch.MergePatch(original, patchData)
if err != nil {
api.HandleBadRequest(response, request, err)
return
}
if err = json.Unmarshal(modifiedData, &config.Data); err != nil {
api.HandleBadRequest(response, request, err)
return
}
secret = config.ConvertToSecret()
if err := h.client.Update(request.Request.Context(), secret); err != nil {
api.HandleError(response, request, err)
return
}
}
config.ConvertFromSecret(secret)
_ = response.WriteEntity(config)
}
func (h *handler) updatePlatformConfiguration(request *restful.Request, response *restful.Response) {
config := &GenericPlatformConfiguration{}
if err := request.ReadEntity(config); err != nil {
api.HandleBadRequest(response, request, err)
return
}
secret := config.ConvertToSecret()
if err := h.client.Update(request.Request.Context(), secret); err != nil {
api.HandleError(response, request, err)
return
}
config.ConvertFromSecret(secret)
_ = response.WriteEntity(config)
}
func (h *handler) deletePlatformConfiguration(request *restful.Request, response *restful.Response) {
configName := request.PathParameter("config")
if len(validation.IsDNS1123Label(configName)) > 0 {
api.HandleNotFound(response, request, fmt.Errorf("platform config %s not found", configName))
return
}
secret := corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Namespace: constants.KubeSphereNamespace,
Name: fmt.Sprintf(constants.GenericPlatformConfigNameFmt, configName),
},
}
if err := h.client.Delete(request.Request.Context(), &secret); err != nil {
api.HandleError(response, request, err)
return
}
_ = response.WriteEntity(errors.None)
}
func (c *GenericPlatformConfiguration) ConvertToSecret() *corev1.Secret {
yamlData, err := yaml.Marshal(c.Data)
if err != nil {
klog.Warningf("Failed to marshal platform configuration: %v", err)
return nil
}
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Namespace: constants.KubeSphereNamespace,
Name: fmt.Sprintf(constants.GenericPlatformConfigNameFmt, c.Name),
},
Type: constants.SecretTypeGenericPlatformConfig,
Data: map[string][]byte{
constants.GenericPlatformConfigFileName: yamlData,
},
}
return secret
}
func (c *GenericPlatformConfiguration) ConvertFromSecret(secret *corev1.Secret) {
c.Name = strings.TrimPrefix(secret.Name, fmt.Sprintf(constants.GenericPlatformConfigNameFmt, ""))
c.CreationTimestamp = secret.CreationTimestamp
c.ResourceVersion = secret.ResourceVersion
c.UID = secret.UID
c.Kind = GenericPlatformConfigurationKind
c.APIVersion = APIVersion
_ = yaml.Unmarshal(secret.Data[constants.GenericPlatformConfigFileName], &c.Data)
}