catch panic in gin

scnserver/api/apierr/enums.go

@@ -54,4 +54,6 @@ const (
 	FIREBASE_COM_FAILED  APIError = 9901
 	FIREBASE_COM_ERRORED APIError = 9902
 	INTERNAL_EXCEPTION   APIError = 9903
+	PANIC                APIError = 9904
+	NOT_IMPLEMENTED      APIError = 9905
 )

scnserver/api/ginresp/resp.go

@@ -91,7 +91,7 @@ func SendAPIError(g *gin.Context, status int, errorid apierr.APIError, highlight
 }
 
 func NotImplemented(g *gin.Context) HTTPResponse {
-	return createApiError(g, "NotImplemented", 500, apierr.UNDEFINED, 0, "Not Implemented", nil)
+	return createApiError(g, "NotImplemented", 500, apierr.NOT_IMPLEMENTED, 0, "Not Implemented", nil)
 }
 
 func createApiError(g *gin.Context, ident string, status int, errorid apierr.APIError, highlight apihighlight.ErrHighlight, msg string, e error) HTTPResponse {

scnserver/api/ginresp/wrapper.go

@@ -2,6 +2,9 @@ package ginresp
 
 import (
 	scn "blackforestbytes.com/simplecloudnotifier"
+	"blackforestbytes.com/simplecloudnotifier/api/apierr"
+	"errors"
+	"fmt"
 	"github.com/gin-gonic/gin"
 	"github.com/mattn/go-sqlite3"
 	"github.com/rs/zerolog/log"
@@ -26,7 +29,11 @@ func Wrap(fn WHandlerFunc) gin.HandlerFunc {
 
 		for ctr := 1; ; ctr++ {
 
-			wrap := fn(g)
+			wrap, panicObj := callPanicSafe(fn, g)
+			if panicObj != nil {
+				log.Error().Interface("panicObj", panicObj).Msg("Panic occured (in gin handler)")
+				wrap = APIError(g, 500, apierr.PANIC, "A panic occured in the HTTP handler", errors.New(fmt.Sprintf("%+v", panicObj)))
+			}
 
 			if g.Writer.Written() {
 				panic("Writing in WrapperFunc is not supported")
@@ -55,6 +62,18 @@ func Wrap(fn WHandlerFunc) gin.HandlerFunc {
 
 }
 
+func callPanicSafe(fn WHandlerFunc, g *gin.Context) (res HTTPResponse, panicObj any) {
+	defer func() {
+		if rec := recover(); rec != nil {
+			res = nil
+			panicObj = rec
+		}
+	}()
+
+	res = fn(g)
+	return res, nil
+}
+
 func resetBody(g *gin.Context) error {
 	if g.Request.Body == nil {
 		return nil