| // Copyright Istio Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package virtualservice |
| |
| import ( |
| "istio.io/api/networking/v1alpha3" |
| ) |
| |
| // AnnotatedDestination holds metadata about a Destination object that is used for analyzing |
| type AnnotatedDestination struct { |
| RouteRule string |
| ServiceIndex int |
| DestinationIndex int |
| Destination *v1alpha3.Destination |
| } |
| |
| func getRouteDestinations(vs *v1alpha3.VirtualService) []*AnnotatedDestination { |
| destinations := make([]*AnnotatedDestination, 0) |
| for i, r := range vs.GetTcp() { |
| for j, rd := range r.GetRoute() { |
| destinations = append(destinations, &AnnotatedDestination{ |
| RouteRule: "tcp", |
| ServiceIndex: i, |
| DestinationIndex: j, |
| Destination: rd.GetDestination(), |
| }) |
| } |
| } |
| for i, r := range vs.GetTls() { |
| for j, rd := range r.GetRoute() { |
| destinations = append(destinations, &AnnotatedDestination{ |
| RouteRule: "tls", |
| ServiceIndex: i, |
| DestinationIndex: j, |
| Destination: rd.GetDestination(), |
| }) |
| } |
| } |
| for i, r := range vs.GetHttp() { |
| for j, rd := range r.GetRoute() { |
| destinations = append(destinations, &AnnotatedDestination{ |
| RouteRule: "http", |
| ServiceIndex: i, |
| DestinationIndex: j, |
| Destination: rd.GetDestination(), |
| }) |
| } |
| } |
| |
| return destinations |
| } |
| |
| func getHTTPMirrorDestinations(vs *v1alpha3.VirtualService) []*AnnotatedDestination { |
| var destinations []*AnnotatedDestination |
| |
| for i, r := range vs.GetHttp() { |
| if m := r.GetMirror(); m != nil { |
| destinations = append(destinations, &AnnotatedDestination{ |
| RouteRule: "http.mirror", |
| ServiceIndex: i, |
| Destination: m, |
| }) |
| } |
| } |
| |
| return destinations |
| } |