| // 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 model |
| |
| import ( |
| "testing" |
| ) |
| |
| import ( |
| networking "istio.io/api/networking/v1alpha3" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/config" |
| ) |
| |
| // TestEnvoyFilterMatch tests the matching logic for EnvoyFilter, in particular the regex -> prefix optimization |
| func TestEnvoyFilterMatch(t *testing.T) { |
| cases := []struct { |
| name string |
| config *networking.EnvoyFilter |
| expectedVersionPrefix string |
| matches map[string]bool |
| }{ |
| { |
| "version prefix match", |
| &networking.EnvoyFilter{ |
| ConfigPatches: []*networking.EnvoyFilter_EnvoyConfigObjectPatch{ |
| { |
| Patch: &networking.EnvoyFilter_Patch{}, |
| Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{ |
| Proxy: &networking.EnvoyFilter_ProxyMatch{ProxyVersion: `^1\.6.*`}, |
| }, |
| }, |
| }, |
| }, |
| "1.6", |
| map[string]bool{ |
| "1.6": true, |
| "1.6.0": true, |
| "1.6-dev.foo": true, |
| "1.5": false, |
| "11.6": false, |
| "foo1.6": false, |
| }, |
| }, |
| { |
| "version prefix mismatch", |
| &networking.EnvoyFilter{ |
| ConfigPatches: []*networking.EnvoyFilter_EnvoyConfigObjectPatch{ |
| { |
| Patch: &networking.EnvoyFilter_Patch{}, |
| Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{ |
| Proxy: &networking.EnvoyFilter_ProxyMatch{ProxyVersion: `1\.6.*`}, |
| }, |
| }, |
| }, |
| }, |
| "", |
| map[string]bool{ |
| "1.6": true, |
| "1.6.0": true, |
| "1.6-dev.foo": true, |
| "1.5": false, |
| "11.6": true, |
| "foo1.6": true, |
| }, |
| }, |
| { |
| "non-numeric", |
| &networking.EnvoyFilter{ |
| ConfigPatches: []*networking.EnvoyFilter_EnvoyConfigObjectPatch{ |
| { |
| Patch: &networking.EnvoyFilter_Patch{}, |
| Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{ |
| Proxy: &networking.EnvoyFilter_ProxyMatch{ProxyVersion: `foobar`}, |
| }, |
| }, |
| }, |
| }, |
| "", |
| map[string]bool{ |
| "1.6": false, |
| "1.6.0": false, |
| "1.6-dev.foo": false, |
| "foobar": true, |
| }, |
| }, |
| } |
| for _, tt := range cases { |
| got := convertToEnvoyFilterWrapper(&config.Config{ |
| Meta: config.Meta{}, |
| Spec: tt.config, |
| }) |
| if len(got.Patches[networking.EnvoyFilter_INVALID]) != 1 { |
| t.Fatalf("unexpected patches: %v", got.Patches) |
| } |
| filter := got.Patches[networking.EnvoyFilter_INVALID][0] |
| if filter.ProxyPrefixMatch != tt.expectedVersionPrefix { |
| t.Errorf("unexpected prefix: got %v wanted %v", filter.ProxyPrefixMatch, tt.expectedVersionPrefix) |
| } |
| for ver, match := range tt.matches { |
| got := proxyMatch(&Proxy{Metadata: &NodeMetadata{IstioVersion: ver}}, filter) |
| if got != match { |
| t.Errorf("expected %v to match %v, got %v", ver, match, got) |
| } |
| } |
| } |
| } |
| |
| func TestConvertEnvoyFilter(t *testing.T) { |
| cfilter := convertToEnvoyFilterWrapper(&config.Config{ |
| Meta: config.Meta{Name: "test", Namespace: "testns"}, |
| Spec: &networking.EnvoyFilter{ |
| ConfigPatches: []*networking.EnvoyFilter_EnvoyConfigObjectPatch{ |
| { |
| Patch: &networking.EnvoyFilter_Patch{}, |
| Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{ |
| Proxy: &networking.EnvoyFilter_ProxyMatch{ProxyVersion: `foobar`}, |
| }, |
| }, |
| }, |
| }, |
| }) |
| if cfilter.Name != "test" && cfilter.Namespace != "testns" { |
| t.Errorf("expected name %s got %s and namespace %s got %s", "test", cfilter.Name, "testns", cfilter.Namespace) |
| } |
| } |