Refactor Router Logger (#17308)

Make router logger more friendly, show the related function name/file/line.

[BREAKING]
This PR substantially changes the logging format of the router logger. If you use this logging for monitoring e.g. fail2ban you will need to update this to match the new format.

routers/web/base.go

@@ -21,12 +21,14 @@ import (
 	"code.gitea.io/gitea/modules/storage"
 	"code.gitea.io/gitea/modules/templates"
 	"code.gitea.io/gitea/modules/web/middleware"
+	"code.gitea.io/gitea/modules/web/routing"
 	"code.gitea.io/gitea/services/auth"
 
 	"gitea.com/go-chi/session"
 )
 
 func storageHandler(storageSetting setting.Storage, prefix string, objStore storage.ObjectStorage) func(next http.Handler) http.Handler {
+	funcInfo := routing.GetFuncInfo(storageHandler, prefix)
 	return func(next http.Handler) http.Handler {
 		if storageSetting.ServeDirect {
 			return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
@@ -39,6 +41,7 @@ func storageHandler(storageSetting setting.Storage, prefix string, objStore stor
 					next.ServeHTTP(w, req)
 					return
 				}
+				routing.UpdateFuncInfo(req.Context(), funcInfo)
 
 				rPath := strings.TrimPrefix(req.URL.RequestURI(), "/"+prefix)
 				u, err := objStore.URL(rPath, path.Base(rPath))
@@ -73,6 +76,7 @@ func storageHandler(storageSetting setting.Storage, prefix string, objStore stor
 				next.ServeHTTP(w, req)
 				return
 			}
+			routing.UpdateFuncInfo(req.Context(), funcInfo)
 
 			rPath := strings.TrimPrefix(req.URL.EscapedPath(), "/"+prefix+"/")
 			rPath = strings.TrimPrefix(rPath, "/")
@@ -126,8 +130,9 @@ func Recovery() func(next http.Handler) http.Handler {
 		return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
 			defer func() {
 				if err := recover(); err != nil {
-					combinedErr := fmt.Sprintf("PANIC: %v\n%s", err, string(log.Stack(2)))
-					log.Error("%v", combinedErr)
+					routing.UpdatePanicError(req.Context(), err)
+					combinedErr := fmt.Sprintf("PANIC: %v\n%s", err, log.Stack(2))
+					log.Error("%s", combinedErr)
 
 					sessionStore := session.GetSession(req)
 

routers/web/web.go

@@ -21,6 +21,7 @@ import (
 	"code.gitea.io/gitea/modules/templates"
 	"code.gitea.io/gitea/modules/validation"
 	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/modules/web/routing"
 	"code.gitea.io/gitea/routers/api/v1/misc"
 	"code.gitea.io/gitea/routers/web/admin"
 	"code.gitea.io/gitea/routers/web/auth"
@@ -73,11 +74,11 @@ func CorsHandler() func(next http.Handler) http.Handler {
 func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 	routes := web.NewRoute()
 
-	routes.Use(public.AssetsHandler(&public.Options{
+	routes.Use(web.WrapWithPrefix(public.AssetsURLPathPrefix, public.AssetsHandlerFunc(&public.Options{
 		Directory:   path.Join(setting.StaticRootPath, "public"),
-		Prefix:      "/assets",
+		Prefix:      public.AssetsURLPathPrefix,
 		CorsHandler: CorsHandler(),
-	}))
+	}), "AssetsHandler"))
 
 	routes.Use(sessioner)
 
@@ -293,7 +294,7 @@ func RegisterRoutes(m *web.Route) {
 		})
 	}, reqSignOut)
 
-	m.Any("/user/events", events.Events)
+	m.Any("/user/events", routing.MarkLongPolling, events.Events)
 
 	m.Group("/login/oauth", func() {
 		m.Get("/authorize", bindIgnErr(forms.AuthorizationForm{}), auth.AuthorizeOAuth)