github.com/kubewharf/katalyst-core@v0.5.3/pkg/metaserver/metaserver_test.go (about)

     1  /*
     2  Copyright 2022 The Katalyst Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package metaserver
    18  
    19  import (
    20  	"context"
    21  	"testing"
    22  	"time"
    23  
    24  	"github.com/stretchr/testify/assert"
    25  	"github.com/stretchr/testify/require"
    26  	"k8s.io/apimachinery/pkg/runtime"
    27  	dynamicfake "k8s.io/client-go/dynamic/fake"
    28  	"k8s.io/client-go/kubernetes/fake"
    29  
    30  	internalfake "github.com/kubewharf/katalyst-api/pkg/client/clientset/versioned/fake"
    31  	"github.com/kubewharf/katalyst-core/cmd/katalyst-agent/app/options"
    32  	"github.com/kubewharf/katalyst-core/pkg/client"
    33  	"github.com/kubewharf/katalyst-core/pkg/config"
    34  	"github.com/kubewharf/katalyst-core/pkg/metaserver/agent"
    35  	"github.com/kubewharf/katalyst-core/pkg/metaserver/agent/cnr"
    36  	"github.com/kubewharf/katalyst-core/pkg/metaserver/agent/metric"
    37  	"github.com/kubewharf/katalyst-core/pkg/metaserver/agent/node"
    38  	"github.com/kubewharf/katalyst-core/pkg/metaserver/agent/pod"
    39  	"github.com/kubewharf/katalyst-core/pkg/metaserver/external"
    40  	dynamicconfig "github.com/kubewharf/katalyst-core/pkg/metaserver/kcc"
    41  	"github.com/kubewharf/katalyst-core/pkg/metaserver/spd"
    42  	"github.com/kubewharf/katalyst-core/pkg/metrics"
    43  )
    44  
    45  func generateTestConfiguration(t *testing.T) *config.Configuration {
    46  	testConfiguration, err := options.NewOptions().Config()
    47  	require.NoError(t, err)
    48  	require.NotNil(t, testConfiguration)
    49  	return testConfiguration
    50  }
    51  
    52  func generateTestMetaServer(clientSet *client.GenericClientSet, conf *config.Configuration) *MetaServer {
    53  	return &MetaServer{
    54  		MetaAgent: &agent.MetaAgent{
    55  			PodFetcher: &pod.PodFetcherStub{},
    56  			NodeFetcher: node.NewRemoteNodeFetcher(conf.BaseConfiguration, conf.NodeConfiguration,
    57  				clientSet.KubeClient.CoreV1().Nodes()),
    58  			CNRFetcher: cnr.NewCachedCNRFetcher(conf.BaseConfiguration, conf.CNRConfiguration,
    59  				clientSet.InternalClient.NodeV1alpha1().CustomNodeResources()),
    60  			MetricsFetcher: metric.NewMetricsFetcher(conf.BaseConfiguration, conf.MetricConfiguration,
    61  				metrics.DummyMetrics{}, &pod.PodFetcherStub{}),
    62  			AgentConf: conf.MetaServerConfiguration.AgentConfiguration,
    63  		},
    64  		ConfigurationManager:    &dynamicconfig.DummyConfigurationManager{},
    65  		ServiceProfilingManager: &spd.DummyServiceProfilingManager{},
    66  		ExternalManager:         &external.DummyExternalManager{},
    67  	}
    68  }
    69  
    70  func TestMetaServer_Run(t *testing.T) {
    71  	t.Parallel()
    72  
    73  	genericClient := &client.GenericClientSet{
    74  		KubeClient:     fake.NewSimpleClientset(),
    75  		InternalClient: internalfake.NewSimpleClientset(),
    76  		DynamicClient:  dynamicfake.NewSimpleDynamicClient(runtime.NewScheme()),
    77  	}
    78  	conf := generateTestConfiguration(t)
    79  	meta := generateTestMetaServer(genericClient, conf)
    80  
    81  	meta.Lock()
    82  	assert.False(t, meta.start)
    83  	meta.Unlock()
    84  
    85  	go meta.Run(context.Background())
    86  
    87  	time.Sleep(10 * time.Millisecond)
    88  
    89  	meta.Lock()
    90  	assert.True(t, meta.start)
    91  	meta.Unlock()
    92  }
    93  
    94  func TestMetaServer_SetServiceProfilingManager(t *testing.T) {
    95  	t.Parallel()
    96  
    97  	genericClient := &client.GenericClientSet{
    98  		KubeClient:     fake.NewSimpleClientset(),
    99  		InternalClient: internalfake.NewSimpleClientset(),
   100  		DynamicClient:  dynamicfake.NewSimpleDynamicClient(runtime.NewScheme()),
   101  	}
   102  	conf := generateTestConfiguration(t)
   103  	meta := generateTestMetaServer(genericClient, conf)
   104  
   105  	err := meta.SetServiceProfilingManager(&spd.DummyServiceProfilingManager{})
   106  	assert.NoError(t, err)
   107  
   108  	go meta.Run(context.Background())
   109  
   110  	time.Sleep(3 * time.Second)
   111  
   112  	err = meta.SetServiceProfilingManager(&spd.DummyServiceProfilingManager{})
   113  	assert.Error(t, err)
   114  }