fix: routing priorities are not working properly (#472)

Signed-off-by: charlie <qianglin98@qq.com>

pkg/ingress/config/ingress_config.go

@@ -482,6 +482,9 @@ func (m *IngressConfig) convertVirtualService(configs []common.WrapperConfig) []
 		vs := wrapperVS.VirtualService
 		vs.Gateways = gateways
 
+		// Sort, exact -> prefix -> regex
+		common.SortHTTPRoutes(routes)
+
 		for _, route := range routes {
 			vs.Http = append(vs.Http, route.HTTPRoute)
 		}

pkg/ingress/kube/common/tool.go

@@ -170,7 +170,14 @@ func SortHTTPRoutes(routes []*WrapperHTTPRoute) {
 
 	isAllCatch := func(route *WrapperHTTPRoute) bool {
 		if route.OriginPathType == Prefix && route.OriginPath == "/" {
-			return true
+			if route.HTTPRoute.Match == nil {
+				return true
+			}
+
+			match := route.HTTPRoute.Match[0]
+			if len(match.Headers) == 0 && len(match.QueryParams) == 0 && match.Method == nil {
+				return true
+			}
 		}
 		return false
 	}

pkg/ingress/kube/ingressv1/controller.go

@@ -599,11 +599,6 @@ func (c *controller) ConvertHTTPRoute(convertOptions *common.ConvertOptions, wra
 		} else {
 			convertOptions.HTTPRoutes[rule.Host] = wrapperHttpRoutes
 		}
-
-		// Sort, exact -> prefix -> regex
-		routes := convertOptions.HTTPRoutes[rule.Host]
-		IngressLog.Debugf("routes of host %s is %v", rule.Host, routes)
-		common.SortHTTPRoutes(routes)
 	}
 
 	return nil