login record CRD (#2565)

* Signed-off-by: hongming <talonwan@yunify.com>

support ldap identity provider

Signed-off-by: hongming <talonwan@yunify.com>

* add login record

Signed-off-by: Jeff <zw0948@gmail.com>

Co-authored-by: hongming <talonwan@yunify.com>

pkg/utils/net/net.go

@@ -16,7 +16,32 @@ limitations under the License.
 
 package net
 
+import (
+	"net"
+	"net/http"
+	"strings"
+)
+
 // 0 is considered as a non valid port
 func IsValidPort(port int) bool {
 	return port > 0 && port < 65535
 }
+
+func GetRequestIP(req *http.Request) string {
+	address := strings.Trim(req.Header.Get("X-Real-Ip"), " ")
+	if address != "" {
+		return address
+	}
+
+	address = strings.Trim(req.Header.Get("X-Forwarded-For"), " ")
+	if address != "" {
+		return address
+	}
+
+	address, _, err := net.SplitHostPort(req.RemoteAddr)
+	if err != nil {
+		return req.RemoteAddr
+	}
+
+	return address
+}