backend: cmd: pkg: Add oidc autologin flag and config

Author: mudit06mah

backend/cmd/headlamp.go

@@ -72,6 +72,7 @@ import (
 
 type HeadlampConfig struct {
 	*headlampcfg.HeadlampCFG
+	OidcAutoLogin             bool
 	oidcClientID              string
 	oidcValidatorClientID     string
 	oidcClientSecret          string
@@ -119,6 +120,7 @@ const (
 type clientConfig struct {
 	Clusters                []Cluster `json:"clusters"`
 	IsDynamicClusterEnabled bool      `json:"isDynamicClusterEnabled"`
+	OidcAutoLogin           bool      `json:"oidcAutoLogin"`
 }
 
 type OauthConfig struct {
@@ -1769,7 +1771,11 @@ func parseClusterFromKubeConfig(kubeConfigs []string) ([]Cluster, []error) {
 func (c *HeadlampConfig) getConfig(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json")
 
-	clientConfig := clientConfig{c.getClusters(), c.EnableDynamicClusters}
+	clientConfig := clientConfig{
+		c.getClusters(),
+		c.EnableDynamicClusters,
+		c.OidcAutoLogin,
+	}
 
 	if err := json.NewEncoder(w).Encode(&clientConfig); err != nil {
 		logger.Log(logger.LevelError, nil, err, "encoding config")

backend/cmd/server.go

@@ -125,6 +125,7 @@ func createHeadlampConfig(conf *config.Config) *HeadlampConfig {
 
 	headlampConfig := &HeadlampConfig{
 		HeadlampCFG:               buildHeadlampCFG(conf, kubeConfigStore),
+		OidcAutoLogin:             conf.OidcAutoLogin,
 		oidcClientID:              conf.OidcClientID,
 		oidcValidatorClientID:     conf.OidcValidatorClientID,
 		oidcClientSecret:          conf.OidcClientSecret,

backend/cmd/stateless.go

@@ -178,7 +178,7 @@ func (c *HeadlampConfig) parseKubeConfig(w http.ResponseWriter, r *http.Request)
 		return
 	}
 
-	clientConfig := clientConfig{contexts, c.EnableDynamicClusters}
+	clientConfig := clientConfig{contexts, c.EnableDynamicClusters, c.OidcAutoLogin}
 
 	if err := json.NewEncoder(w).Encode(&clientConfig); err != nil {
 		logger.Log(logger.LevelError, nil, err, "encoding config")

backend/pkg/config/config.go

@@ -55,6 +55,7 @@ type Config struct {
 	UserPluginsDir            string `koanf:"user-plugins-dir"`
 	BaseURL                   string `koanf:"base-url"`
 	ProxyURLs                 string `koanf:"proxy-urls"`
+	OidcAutoLogin             bool   `koanf:"oidc-auto-login"`
 	OidcClientID              string `koanf:"oidc-client-id"`
 	OidcValidatorClientID     string `koanf:"oidc-validator-client-id"`
 	OidcClientSecret          string `koanf:"oidc-client-secret"`
@@ -437,6 +438,7 @@ func addGeneralFlags(f *flag.FlagSet) {
 }
 
 func addOIDCFlags(f *flag.FlagSet) {
+	f.Bool("oidc-auto-login", false, "Automatic Redirect to OIDC provider")
 	f.String("oidc-client-id", "", "ClientID for OIDC")
 	f.String("oidc-client-secret", "", "ClientSecret for OIDC")
 	f.String("oidc-validator-client-id", "", "Override ClientID for OIDC during validation")