mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-11-04 07:49:35 +00:00
320 lines
12 KiB
Go
320 lines
12 KiB
Go
/*
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Copyright 2014 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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"net"
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"reflect"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"github.com/google/go-cmp/cmp/cmpopts"
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"github.com/spf13/pflag"
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"k8s.io/apiserver/pkg/admission"
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apiserveroptions "k8s.io/apiserver/pkg/server/options"
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"k8s.io/apiserver/pkg/storage/etcd3"
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"k8s.io/apiserver/pkg/storage/storagebackend"
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auditbuffered "k8s.io/apiserver/plugin/pkg/audit/buffered"
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audittruncate "k8s.io/apiserver/plugin/pkg/audit/truncate"
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restclient "k8s.io/client-go/rest"
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cliflag "k8s.io/component-base/cli/flag"
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"k8s.io/component-base/logs"
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"k8s.io/component-base/metrics"
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kapi "k8s.io/kubernetes/pkg/apis/core"
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"k8s.io/kubernetes/pkg/controlplane/reconcilers"
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kubeoptions "k8s.io/kubernetes/pkg/kubeapiserver/options"
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kubeletclient "k8s.io/kubernetes/pkg/kubelet/client"
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)
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func TestAddFlags(t *testing.T) {
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fs := pflag.NewFlagSet("addflagstest", pflag.ContinueOnError)
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s := NewServerRunOptions()
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for _, f := range s.Flags().FlagSets {
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fs.AddFlagSet(f)
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}
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args := []string{
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"--enable-admission-plugins=AlwaysDeny",
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"--admission-control-config-file=/admission-control-config",
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"--advertise-address=192.168.10.10",
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"--allow-privileged=false",
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"--anonymous-auth=false",
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"--apiserver-count=5",
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"--audit-log-maxage=11",
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"--audit-log-maxbackup=12",
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"--audit-log-maxsize=13",
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"--audit-log-path=/var/log",
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"--audit-log-mode=blocking",
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"--audit-log-batch-buffer-size=46",
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"--audit-log-batch-max-size=47",
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"--audit-log-batch-max-wait=48s",
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"--audit-log-batch-throttle-enable=true",
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"--audit-log-batch-throttle-qps=49.5",
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"--audit-log-batch-throttle-burst=50",
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"--audit-log-truncate-enabled=true",
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"--audit-log-truncate-max-batch-size=45",
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"--audit-log-truncate-max-event-size=44",
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"--audit-log-version=audit.k8s.io/v1alpha1",
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"--audit-policy-file=/policy",
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"--audit-webhook-config-file=/webhook-config",
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"--audit-webhook-mode=blocking",
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"--audit-webhook-batch-buffer-size=42",
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"--audit-webhook-batch-max-size=43",
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"--audit-webhook-batch-max-wait=1s",
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"--audit-webhook-batch-throttle-enable=false",
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"--audit-webhook-batch-throttle-qps=43.5",
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"--audit-webhook-batch-throttle-burst=44",
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"--audit-webhook-truncate-enabled=true",
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"--audit-webhook-truncate-max-batch-size=43",
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"--audit-webhook-truncate-max-event-size=42",
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"--audit-webhook-initial-backoff=2s",
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"--audit-webhook-version=audit.k8s.io/v1alpha1",
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"--authentication-token-webhook-cache-ttl=3m",
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"--authentication-token-webhook-config-file=/token-webhook-config",
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"--authorization-mode=AlwaysDeny,RBAC",
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"--authorization-policy-file=/policy",
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"--authorization-webhook-cache-authorized-ttl=3m",
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"--authorization-webhook-cache-unauthorized-ttl=1m",
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"--authorization-webhook-config-file=/webhook-config",
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"--bind-address=192.168.10.20",
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"--client-ca-file=/client-ca",
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"--cloud-config=/cloud-config",
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"--cloud-provider=azure",
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"--cors-allowed-origins=10.10.10.100,10.10.10.200",
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"--contention-profiling=true",
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"--egress-selector-config-file=/var/run/kubernetes/egress-selector/connectivity.yaml",
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"--enable-aggregator-routing=true",
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"--enable-priority-and-fairness=false",
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"--enable-logs-handler=false",
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"--endpoint-reconciler-type=" + string(reconcilers.LeaseEndpointReconcilerType),
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"--etcd-keyfile=/var/run/kubernetes/etcd.key",
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"--etcd-certfile=/var/run/kubernetes/etcdce.crt",
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"--etcd-cafile=/var/run/kubernetes/etcdca.crt",
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"--http2-max-streams-per-connection=42",
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"--kubelet-read-only-port=10255",
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"--kubelet-timeout=5s",
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"--kubelet-client-certificate=/var/run/kubernetes/ceserver.crt",
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"--kubelet-client-key=/var/run/kubernetes/server.key",
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"--kubelet-certificate-authority=/var/run/kubernetes/caserver.crt",
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"--proxy-client-cert-file=/var/run/kubernetes/proxy.crt",
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"--proxy-client-key-file=/var/run/kubernetes/proxy.key",
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"--request-timeout=2m",
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"--storage-backend=etcd3",
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"--service-cluster-ip-range=192.168.128.0/17",
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"--lease-reuse-duration-seconds=100",
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}
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fs.Parse(args)
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// This is a snapshot of expected options parsed by args.
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expected := &ServerRunOptions{
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ServiceNodePortRange: kubeoptions.DefaultServiceNodePortRange,
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ServiceClusterIPRanges: (&net.IPNet{IP: net.ParseIP("192.168.128.0"), Mask: net.CIDRMask(17, 32)}).String(),
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MasterCount: 5,
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EndpointReconcilerType: string(reconcilers.LeaseEndpointReconcilerType),
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AllowPrivileged: false,
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GenericServerRunOptions: &apiserveroptions.ServerRunOptions{
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AdvertiseAddress: net.ParseIP("192.168.10.10"),
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CorsAllowedOriginList: []string{"10.10.10.100", "10.10.10.200"},
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MaxRequestsInFlight: 400,
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MaxMutatingRequestsInFlight: 200,
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RequestTimeout: time.Duration(2) * time.Minute,
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MinRequestTimeout: 1800,
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JSONPatchMaxCopyBytes: int64(3 * 1024 * 1024),
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MaxRequestBodyBytes: int64(3 * 1024 * 1024),
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},
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Admission: &kubeoptions.AdmissionOptions{
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GenericAdmission: &apiserveroptions.AdmissionOptions{
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RecommendedPluginOrder: s.Admission.GenericAdmission.RecommendedPluginOrder,
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DefaultOffPlugins: s.Admission.GenericAdmission.DefaultOffPlugins,
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EnablePlugins: []string{"AlwaysDeny"},
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ConfigFile: "/admission-control-config",
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Plugins: s.Admission.GenericAdmission.Plugins,
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Decorators: s.Admission.GenericAdmission.Decorators,
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},
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},
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Etcd: &apiserveroptions.EtcdOptions{
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StorageConfig: storagebackend.Config{
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Type: "etcd3",
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Transport: storagebackend.TransportConfig{
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ServerList: nil,
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KeyFile: "/var/run/kubernetes/etcd.key",
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TrustedCAFile: "/var/run/kubernetes/etcdca.crt",
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CertFile: "/var/run/kubernetes/etcdce.crt",
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},
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Paging: true,
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Prefix: "/registry",
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CompactionInterval: storagebackend.DefaultCompactInterval,
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CountMetricPollPeriod: time.Minute,
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DBMetricPollInterval: storagebackend.DefaultDBMetricPollInterval,
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HealthcheckTimeout: storagebackend.DefaultHealthcheckTimeout,
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LeaseManagerConfig: etcd3.LeaseManagerConfig{
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ReuseDurationSeconds: 100,
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},
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},
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DefaultStorageMediaType: "application/vnd.kubernetes.protobuf",
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DeleteCollectionWorkers: 1,
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EnableGarbageCollection: true,
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EnableWatchCache: true,
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DefaultWatchCacheSize: 100,
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},
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SecureServing: (&apiserveroptions.SecureServingOptions{
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BindAddress: net.ParseIP("192.168.10.20"),
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BindPort: 6443,
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ServerCert: apiserveroptions.GeneratableKeyCert{
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CertDirectory: "/var/run/kubernetes",
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PairName: "apiserver",
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},
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HTTP2MaxStreamsPerConnection: 42,
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Required: true,
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}).WithLoopback(),
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EventTTL: 1 * time.Hour,
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KubeletConfig: kubeletclient.KubeletClientConfig{
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Port: 10250,
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ReadOnlyPort: 10255,
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PreferredAddressTypes: []string{
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string(kapi.NodeHostName),
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string(kapi.NodeInternalDNS),
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string(kapi.NodeInternalIP),
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string(kapi.NodeExternalDNS),
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string(kapi.NodeExternalIP),
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},
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HTTPTimeout: time.Duration(5) * time.Second,
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TLSClientConfig: restclient.TLSClientConfig{
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CertFile: "/var/run/kubernetes/ceserver.crt",
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KeyFile: "/var/run/kubernetes/server.key",
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CAFile: "/var/run/kubernetes/caserver.crt",
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},
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},
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Audit: &apiserveroptions.AuditOptions{
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LogOptions: apiserveroptions.AuditLogOptions{
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Path: "/var/log",
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MaxAge: 11,
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MaxBackups: 12,
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MaxSize: 13,
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Format: "json",
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BatchOptions: apiserveroptions.AuditBatchOptions{
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Mode: "blocking",
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BatchConfig: auditbuffered.BatchConfig{
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BufferSize: 46,
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MaxBatchSize: 47,
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MaxBatchWait: 48 * time.Second,
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ThrottleEnable: true,
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ThrottleQPS: 49.5,
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ThrottleBurst: 50,
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},
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},
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TruncateOptions: apiserveroptions.AuditTruncateOptions{
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Enabled: true,
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TruncateConfig: audittruncate.Config{
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MaxBatchSize: 45,
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MaxEventSize: 44,
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},
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},
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GroupVersionString: "audit.k8s.io/v1alpha1",
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},
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WebhookOptions: apiserveroptions.AuditWebhookOptions{
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ConfigFile: "/webhook-config",
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BatchOptions: apiserveroptions.AuditBatchOptions{
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Mode: "blocking",
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BatchConfig: auditbuffered.BatchConfig{
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BufferSize: 42,
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MaxBatchSize: 43,
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MaxBatchWait: 1 * time.Second,
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ThrottleEnable: false,
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ThrottleQPS: 43.5,
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ThrottleBurst: 44,
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AsyncDelegate: true,
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},
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},
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TruncateOptions: apiserveroptions.AuditTruncateOptions{
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Enabled: true,
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TruncateConfig: audittruncate.Config{
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MaxBatchSize: 43,
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MaxEventSize: 42,
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},
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},
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InitialBackoff: 2 * time.Second,
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GroupVersionString: "audit.k8s.io/v1alpha1",
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},
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PolicyFile: "/policy",
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},
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Features: &apiserveroptions.FeatureOptions{
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EnableProfiling: true,
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EnableContentionProfiling: true,
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},
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Authentication: &kubeoptions.BuiltInAuthenticationOptions{
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Anonymous: &kubeoptions.AnonymousAuthenticationOptions{
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Allow: false,
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},
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ClientCert: &apiserveroptions.ClientCertAuthenticationOptions{
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ClientCA: "/client-ca",
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},
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WebHook: &kubeoptions.WebHookAuthenticationOptions{
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CacheTTL: 180000000000,
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ConfigFile: "/token-webhook-config",
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Version: "v1beta1",
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RetryBackoff: apiserveroptions.DefaultAuthWebhookRetryBackoff(),
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},
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BootstrapToken: &kubeoptions.BootstrapTokenAuthenticationOptions{},
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OIDC: &kubeoptions.OIDCAuthenticationOptions{
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UsernameClaim: "sub",
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SigningAlgs: []string{"RS256"},
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},
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RequestHeader: &apiserveroptions.RequestHeaderAuthenticationOptions{},
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ServiceAccounts: &kubeoptions.ServiceAccountAuthenticationOptions{
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Lookup: true,
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ExtendExpiration: true,
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},
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TokenFile: &kubeoptions.TokenFileAuthenticationOptions{},
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TokenSuccessCacheTTL: 10 * time.Second,
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TokenFailureCacheTTL: 0,
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},
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Authorization: &kubeoptions.BuiltInAuthorizationOptions{
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Modes: []string{"AlwaysDeny", "RBAC"},
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PolicyFile: "/policy",
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WebhookConfigFile: "/webhook-config",
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WebhookCacheAuthorizedTTL: 180000000000,
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WebhookCacheUnauthorizedTTL: 60000000000,
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WebhookVersion: "v1beta1",
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WebhookRetryBackoff: apiserveroptions.DefaultAuthWebhookRetryBackoff(),
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},
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CloudProvider: &kubeoptions.CloudProviderOptions{
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CloudConfigFile: "/cloud-config",
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CloudProvider: "azure",
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},
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APIEnablement: &apiserveroptions.APIEnablementOptions{
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RuntimeConfig: cliflag.ConfigurationMap{},
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},
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EgressSelector: &apiserveroptions.EgressSelectorOptions{
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ConfigFile: "/var/run/kubernetes/egress-selector/connectivity.yaml",
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},
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EnableLogsHandler: false,
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EnableAggregatorRouting: true,
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ProxyClientKeyFile: "/var/run/kubernetes/proxy.key",
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ProxyClientCertFile: "/var/run/kubernetes/proxy.crt",
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Metrics: &metrics.Options{},
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Logs: logs.NewOptions(),
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IdentityLeaseDurationSeconds: 3600,
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IdentityLeaseRenewIntervalSeconds: 10,
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}
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if !reflect.DeepEqual(expected, s) {
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t.Errorf("Got different run options than expected.\nDifference detected on:\n%s", cmp.Diff(expected, s, cmpopts.IgnoreUnexported(admission.Plugins{})))
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}
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}
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