mirror of
https://github.com/k3s-io/kubernetes.git
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277 lines
9.8 KiB
Go
277 lines
9.8 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package options
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import (
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"fmt"
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"net"
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"strconv"
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"testing"
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"k8s.io/apimachinery/pkg/util/rand"
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apiserveroptions "k8s.io/apiserver/pkg/server/options"
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schedulerappconfig "k8s.io/kubernetes/cmd/kube-scheduler/app/config"
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kubeschedulerconfig "k8s.io/kubernetes/pkg/scheduler/apis/config"
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)
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func TestOptions_ApplyTo(t *testing.T) {
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tests := []struct {
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name string
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options Options
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configLoaded bool
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expectHealthzBindAddress, expectMetricsBindAddress string
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expectInsecureServingAddress, expectInsecureMetricsServingAddress string
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expectInsecureServingPort, expectInsecureMetricsServingPort int
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wantErr bool
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}{
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{
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name: "no config, zero port",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindPort: 0,
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},
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},
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configLoaded: false,
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},
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{
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name: "config loaded, non-nil healthz",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindPort: 0,
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},
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},
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configLoaded: true,
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expectHealthzBindAddress: "1.2.3.4:1234",
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expectInsecureServingPort: 1234,
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expectInsecureServingAddress: "1.2.3.4",
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},
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{
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name: "config loaded, non-nil metrics",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindPort: 0,
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},
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},
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configLoaded: true,
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expectMetricsBindAddress: "1.2.3.4:1234",
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expectInsecureMetricsServingPort: 1234,
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expectInsecureMetricsServingAddress: "1.2.3.4",
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},
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{
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name: "config loaded, all set, zero BindPort",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindPort: 0,
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},
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},
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configLoaded: true,
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expectHealthzBindAddress: "1.2.3.4:1234",
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expectInsecureServingPort: 1234,
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expectInsecureServingAddress: "1.2.3.4",
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expectMetricsBindAddress: "1.2.3.4:1234",
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},
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{
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name: "config loaded, all set, different addresses",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1235",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindPort: 0,
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},
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},
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configLoaded: true,
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expectHealthzBindAddress: "1.2.3.4:1234",
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expectInsecureServingPort: 1234,
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expectInsecureServingAddress: "1.2.3.4",
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expectMetricsBindAddress: "1.2.3.4:1235",
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expectInsecureMetricsServingPort: 1235,
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expectInsecureMetricsServingAddress: "1.2.3.4",
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},
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{
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name: "no config, all set, port passed",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindPort: 1236,
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BindAddress: "1.2.3.4",
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},
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},
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configLoaded: false,
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expectHealthzBindAddress: "1.2.3.4:1236",
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expectInsecureServingPort: 1236,
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expectInsecureServingAddress: "1.2.3.4",
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expectMetricsBindAddress: "1.2.3.4:1236",
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},
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{
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name: "no config, all set, address passed",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindAddress: "2.3.4.5",
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BindPort: 1234,
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},
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},
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configLoaded: false,
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expectHealthzBindAddress: "2.3.4.5:1234",
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expectInsecureServingPort: 1234,
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expectInsecureServingAddress: "2.3.4.5",
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expectMetricsBindAddress: "2.3.4.5:1234",
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},
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{
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name: "no config, all set, zero port passed",
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options: Options{
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ComponentConfig: kubeschedulerconfig.KubeSchedulerConfiguration{
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HealthzBindAddress: "1.2.3.4:1234",
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MetricsBindAddress: "1.2.3.4:1234",
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},
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CombinedInsecureServing: &CombinedInsecureServingOptions{
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Healthz: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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Metrics: (&apiserveroptions.DeprecatedInsecureServingOptions{}).WithLoopback(),
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BindAddress: "2.3.4.5",
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BindPort: 0,
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},
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},
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configLoaded: false,
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},
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}
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for i, tt := range tests {
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t.Run(fmt.Sprintf("%d-%s", i, tt.name), func(t *testing.T) {
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c := schedulerappconfig.Config{
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ComponentConfig: tt.options.ComponentConfig,
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}
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if tt.options.CombinedInsecureServing != nil {
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if tt.options.CombinedInsecureServing.Healthz != nil {
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tt.options.CombinedInsecureServing.Healthz.ListenFunc = createMockListener
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}
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if tt.options.CombinedInsecureServing.Metrics != nil {
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tt.options.CombinedInsecureServing.Metrics.ListenFunc = createMockListener
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}
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}
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if tt.configLoaded {
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if err := tt.options.CombinedInsecureServing.ApplyToFromLoadedConfig(&c, &c.ComponentConfig); (err != nil) != tt.wantErr {
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t.Fatalf("%d - Options.ApplyTo() error = %v, wantErr %v", i, err, tt.wantErr)
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}
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} else {
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if err := tt.options.CombinedInsecureServing.ApplyTo(&c, &c.ComponentConfig); (err != nil) != tt.wantErr {
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t.Fatalf("%d - Options.ApplyTo() error = %v, wantErr %v", i, err, tt.wantErr)
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}
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}
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if got, expect := c.ComponentConfig.HealthzBindAddress, tt.expectHealthzBindAddress; got != expect {
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t.Errorf("%d - expected HealthzBindAddress %q, got %q", i, expect, got)
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}
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if got, expect := c.ComponentConfig.MetricsBindAddress, tt.expectMetricsBindAddress; got != expect {
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t.Errorf("%d - expected MetricsBindAddress %q, got %q", i, expect, got)
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}
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if got, expect := c.InsecureServing != nil, tt.expectInsecureServingPort != 0; got != expect {
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t.Errorf("%d - expected InsecureServing != nil to be %v, got %v", i, expect, got)
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} else if c.InsecureServing != nil {
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if got, expect := c.InsecureServing.Listener.(*mockListener).address, tt.expectInsecureServingAddress; got != expect {
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t.Errorf("%d - expected healthz address %q, got %q", i, expect, got)
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}
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if got, expect := c.InsecureServing.Listener.(*mockListener).port, tt.expectInsecureServingPort; got != expect {
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t.Errorf("%d - expected healthz port %v, got %v", i, expect, got)
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}
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}
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if got, expect := c.InsecureMetricsServing != nil, tt.expectInsecureMetricsServingPort != 0; got != expect {
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t.Errorf("%d - expected Metrics != nil to be %v, got %v", i, expect, got)
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} else if c.InsecureMetricsServing != nil {
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if got, expect := c.InsecureMetricsServing.Listener.(*mockListener).address, tt.expectInsecureMetricsServingAddress; got != expect {
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t.Errorf("%d - expected metrics address %q, got %q", i, expect, got)
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}
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if got, expect := c.InsecureMetricsServing.Listener.(*mockListener).port, tt.expectInsecureMetricsServingPort; got != expect {
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t.Errorf("%d - expected metrics port %v, got %v", i, expect, got)
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}
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}
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})
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}
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}
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type mockListener struct {
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address string
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port int
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}
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func createMockListener(network, addr string) (net.Listener, int, error) {
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host, portInt, err := splitHostIntPort(addr)
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if err != nil {
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return nil, 0, err
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}
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if portInt == 0 {
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portInt = rand.IntnRange(1, 32767)
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}
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return &mockListener{host, portInt}, portInt, nil
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}
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func (l *mockListener) Accept() (net.Conn, error) { return nil, nil }
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func (l *mockListener) Close() error { return nil }
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func (l *mockListener) Addr() net.Addr {
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return mockAddr(net.JoinHostPort(l.address, strconv.Itoa(l.port)))
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}
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type mockAddr string
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func (a mockAddr) Network() string { return "tcp" }
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func (a mockAddr) String() string { return string(a) }
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