config: remove prometheus secondary-endpoint flag

Signed-off-by: huanggze <loganhuang@yunify.com>

pkg/simple/client/monitoring/prometheus/prometheus_options.go

@@ -5,14 +5,12 @@ import (
 )
 
 type Options struct {
-	Endpoint          string `json:"endpoint,omitempty" yaml:"endpoint"`
-	SecondaryEndpoint string `json:"secondaryEndpoint,omitempty" yaml:"secondaryEndpoint"`
+	Endpoint string `json:"endpoint,omitempty" yaml:"endpoint"`
 }
 
 func NewPrometheusOptions() *Options {
 	return &Options{
-		Endpoint:          "",
-		SecondaryEndpoint: "",
+		Endpoint: "",
 	}
 }
 
@@ -25,17 +23,10 @@ func (s *Options) ApplyTo(options *Options) {
 	if s.Endpoint != "" {
 		options.Endpoint = s.Endpoint
 	}
-
-	if s.SecondaryEndpoint != "" {
-		options.SecondaryEndpoint = s.SecondaryEndpoint
-	}
 }
 
 func (s *Options) AddFlags(fs *pflag.FlagSet, c *Options) {
 	fs.StringVar(&s.Endpoint, "prometheus-endpoint", c.Endpoint, ""+
 		"Prometheus service endpoint which stores KubeSphere monitoring data, if left "+
 		"blank, will use builtin metrics-server as data source.")
-
-	fs.StringVar(&s.SecondaryEndpoint, "prometheus-secondary-endpoint", c.SecondaryEndpoint, ""+
-		"Prometheus secondary service endpoint, if left empty and endpoint is set, will use endpoint instead.")
 }