feat: Add audit logging (#38189)

Co-authored-by: bircni <bircni@users.noreply.github.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

services/context/access_log.go

@@ -5,7 +5,6 @@ package context
 
 import (
 	"bytes"
-	"net"
 	"net/http"
 	"strings"
 	"text/template"
@@ -13,6 +12,7 @@ import (
 	"unicode"
 
 	user_model "gitea.dev/models/user"
+	"gitea.dev/modules/httplib"
 	"gitea.dev/modules/log"
 	"gitea.dev/modules/setting"
 	"gitea.dev/modules/web/middleware"
@@ -77,10 +77,7 @@ func (lr *accessLogRecorder) record(start time.Time, respWriter ResponseWriter,
 		requestID = parseRequestIDFromRequestHeader(req)
 	}
 
-	reqHost, _, err := net.SplitHostPort(req.RemoteAddr)
-	if err != nil {
-		reqHost = req.RemoteAddr
-	}
+	reqHost := httplib.RemoteHost(req)
 
 	identity := "-"
 	data := middleware.GetContextData(req.Context())
@@ -100,7 +97,7 @@ func (lr *accessLogRecorder) record(start time.Time, respWriter ResponseWriter,
 	}
 	tmplData.ResponseWriter.Status = respWriter.WrittenStatus()
 	tmplData.ResponseWriter.Size = respWriter.WrittenSize()
-	err = lr.logTemplate.Execute(buf, tmplData)
+	err := lr.logTemplate.Execute(buf, tmplData)
 	if err != nil {
 		log.Error("Could not execute access logger template: %v", err.Error())
 	}