| // 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 inject |
| |
| import ( |
| "reflect" |
| "testing" |
| ) |
| |
| import ( |
| "istio.io/api/annotation" |
| corev1 "k8s.io/api/core/v1" |
| "k8s.io/apimachinery/pkg/util/intstr" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/test" |
| ) |
| |
| func TestFindSidecar(t *testing.T) { |
| proxy := corev1.Container{Name: "istio-proxy"} |
| app := corev1.Container{Name: "app"} |
| for _, tc := range []struct { |
| name string |
| containers []corev1.Container |
| index int |
| }{ |
| {"only-sidecar", []corev1.Container{proxy}, 0}, |
| {"app-and-sidecar", []corev1.Container{app, proxy}, 1}, |
| {"no-sidecar", []corev1.Container{app}, -1}, |
| } { |
| got := FindSidecar(tc.containers) |
| var want *corev1.Container |
| if tc.index == -1 { |
| want = nil |
| } else { |
| want = &tc.containers[tc.index] |
| } |
| if got != want { |
| t.Errorf("[%v] failed, want %v, got %v", tc.name, want, got) |
| } |
| } |
| } |
| |
| func TestShouldRewriteAppHTTPProbers(t *testing.T) { |
| for _, tc := range []struct { |
| name string |
| specSetting bool |
| annotations map[string]string |
| expected bool |
| }{ |
| { |
| name: "RewriteAppHTTPProbe-set-in-annotations", |
| specSetting: false, |
| annotations: nil, |
| expected: false, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-annotations", |
| specSetting: true, |
| annotations: nil, |
| expected: true, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-sidecar-injection-spec", |
| specSetting: false, |
| annotations: map[string]string{}, |
| expected: false, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-sidecar-injection-spec", |
| specSetting: true, |
| annotations: map[string]string{}, |
| expected: true, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-annotations", |
| specSetting: false, |
| annotations: map[string]string{annotation.SidecarRewriteAppHTTPProbers.Name: "true"}, |
| expected: true, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-sidecar-injection-spec-&-annotations", |
| specSetting: true, |
| annotations: map[string]string{annotation.SidecarRewriteAppHTTPProbers.Name: "true"}, |
| expected: true, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-annotations", |
| specSetting: false, |
| annotations: map[string]string{annotation.SidecarRewriteAppHTTPProbers.Name: "false"}, |
| expected: false, |
| }, |
| { |
| name: "RewriteAppHTTPProbe-set-in-sidecar-injection-spec-&-annotations", |
| specSetting: true, |
| annotations: map[string]string{annotation.SidecarRewriteAppHTTPProbers.Name: "false"}, |
| expected: false, |
| }, |
| } { |
| got := ShouldRewriteAppHTTPProbers(tc.annotations, tc.specSetting) |
| want := tc.expected |
| if got != want { |
| t.Errorf("[%v] failed, want %v, got %v", tc.name, want, got) |
| } |
| } |
| } |
| |
| func TestDumpAppGRPCProbers(t *testing.T) { |
| svc := "foo" |
| for _, tc := range []struct { |
| name string |
| podSpec *corev1.PodSpec |
| expected string |
| }{ |
| { |
| name: "simple gRPC liveness probe", |
| podSpec: &corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| LivenessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1234, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| expected: ` |
| { |
| "/app-health/foo/livez": { |
| "grpc": { |
| "port": 1234, |
| "service": null |
| } |
| } |
| }`, |
| }, |
| { |
| name: "gRPC readiness probe with service", |
| podSpec: &corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "bar", |
| ReadinessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1234, |
| Service: &svc, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| expected: ` |
| { |
| "/app-health/bar/readyz": { |
| "grpc": { |
| "port": 1234, |
| "service": "foo" |
| } |
| } |
| }`, |
| }, |
| { |
| name: "gRPC startup probe with service and timeout", |
| podSpec: &corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| StartupProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1234, |
| Service: &svc, |
| }, |
| }, |
| TimeoutSeconds: 10, |
| }, |
| }, |
| }, |
| }, |
| expected: ` |
| { |
| "/app-health/foo/startupz": { |
| "grpc": { |
| "port": 1234, |
| "service": "foo" |
| }, |
| "timeoutSeconds": 10 |
| } |
| }`, |
| }, |
| } { |
| got := DumpAppProbers(tc.podSpec, 15020) |
| test.JSONEquals(t, got, tc.expected) |
| } |
| } |
| |
| func TestPatchRewriteProbe(t *testing.T) { |
| svc := "foo" |
| annotations := map[string]string{} |
| statusPort := intstr.FromInt(15020) |
| for _, tc := range []struct { |
| name string |
| pod *corev1.Pod |
| annotations map[string]string |
| expected *corev1.Pod |
| }{ |
| { |
| name: "pod with no probes", |
| pod: &corev1.Pod{ |
| Spec: corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| }, |
| }, |
| }, |
| }, |
| expected: &corev1.Pod{ |
| Spec: corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| }, |
| }, |
| }, |
| }, |
| }, |
| { |
| name: "pod with a gRPC liveness probe", |
| pod: &corev1.Pod{ |
| Spec: corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| LivenessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1234, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| expected: &corev1.Pod{ |
| Spec: corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| LivenessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| HTTPGet: &corev1.HTTPGetAction{ |
| Path: "/app-health/foo/livez", |
| Port: statusPort, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| { |
| name: "pod with gRPC liveness,readiness,startup probes", |
| pod: &corev1.Pod{ |
| Spec: corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| LivenessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1234, |
| Service: &svc, |
| }, |
| }, |
| }, |
| ReadinessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1235, |
| Service: &svc, |
| }, |
| }, |
| TimeoutSeconds: 10, |
| }, |
| }, |
| { |
| Name: "bar", |
| StartupProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| GRPC: &corev1.GRPCAction{ |
| Port: 1236, |
| }, |
| }, |
| TimeoutSeconds: 20, |
| PeriodSeconds: 10, |
| InitialDelaySeconds: 10, |
| }, |
| }, |
| }, |
| }, |
| }, |
| expected: &corev1.Pod{ |
| Spec: corev1.PodSpec{ |
| Containers: []corev1.Container{ |
| { |
| Name: "foo", |
| LivenessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| HTTPGet: &corev1.HTTPGetAction{ |
| Path: "/app-health/foo/livez", |
| Port: statusPort, |
| }, |
| }, |
| }, |
| ReadinessProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| HTTPGet: &corev1.HTTPGetAction{ |
| Path: "/app-health/foo/readyz", |
| Port: statusPort, |
| }, |
| }, |
| TimeoutSeconds: 10, |
| }, |
| }, |
| { |
| Name: "bar", |
| StartupProbe: &corev1.Probe{ |
| ProbeHandler: corev1.ProbeHandler{ |
| HTTPGet: &corev1.HTTPGetAction{ |
| Path: "/app-health/bar/startupz", |
| Port: statusPort, |
| }, |
| }, |
| TimeoutSeconds: 20, |
| PeriodSeconds: 10, |
| InitialDelaySeconds: 10, |
| }, |
| }, |
| }, |
| }, |
| }, |
| }, |
| } { |
| patchRewriteProbe(annotations, tc.pod, 15020) |
| if !reflect.DeepEqual(tc.pod, tc.expected) { |
| t.Errorf("[%v] failed, want %v, got %v", tc.name, tc.expected, tc.pod) |
| } |
| } |
| } |