k8s.io/perf-tests/clusterloader2@v0.0.0-20240304094227-64bdb12da87e/pkg/tuningset/simple_tuning_set_factory.go (about)

     1  /*
     2  Copyright 2018 The Kubernetes 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 tuningset
    18  
    19  import (
    20  	"fmt"
    21  
    22  	"k8s.io/perf-tests/clusterloader2/api"
    23  )
    24  
    25  type simpleFactory struct {
    26  	tuningSetMap         map[string]*api.TuningSet
    27  	globalQPSLoadFactory *globalQPSLoadFactory
    28  }
    29  
    30  // NewFactory creates new ticker factory.
    31  func NewFactory() Factory {
    32  	return &simpleFactory{
    33  		tuningSetMap:         make(map[string]*api.TuningSet),
    34  		globalQPSLoadFactory: newGlobalQPSLoadFactory(),
    35  	}
    36  }
    37  
    38  // Init sets available tuning sets.
    39  func (tf *simpleFactory) Init(tuningSets []*api.TuningSet) {
    40  	tf.tuningSetMap = make(map[string]*api.TuningSet)
    41  	for i := range tuningSets {
    42  		tf.tuningSetMap[tuningSets[i].Name] = tuningSets[i]
    43  	}
    44  }
    45  
    46  // CreateTuningSet creates new tuning set based on provided tuning set name.
    47  func (tf *simpleFactory) CreateTuningSet(name string) (TuningSet, error) {
    48  	tuningSet, exists := tf.tuningSetMap[name]
    49  	if !exists {
    50  		return nil, fmt.Errorf("tuningset %s not found", name)
    51  	}
    52  	switch {
    53  	case tuningSet.QPSLoad != nil:
    54  		return newQPSLoad(tuningSet.QPSLoad), nil
    55  	case tuningSet.RandomizedLoad != nil:
    56  		return newRandomizedLoad(tuningSet.RandomizedLoad), nil
    57  	case tuningSet.SteppedLoad != nil:
    58  		return newSteppedLoad(tuningSet.SteppedLoad), nil
    59  	case tuningSet.TimeLimitedLoad != nil:
    60  		return newTimeLimitedLoad(tuningSet.TimeLimitedLoad), nil
    61  	case tuningSet.RandomizedTimeLimitedLoad != nil:
    62  		return newRandomizedTimeLimitedLoad(tuningSet.RandomizedTimeLimitedLoad), nil
    63  	case tuningSet.ParallelismLimitedLoad != nil:
    64  		return newParallelismLimitedLoad(tuningSet.ParallelismLimitedLoad), nil
    65  	case tuningSet.GlobalQPSLoad != nil:
    66  		return tf.globalQPSLoadFactory.GetOrCreate(name, tuningSet.GlobalQPSLoad), nil
    67  	default:
    68  		return nil, fmt.Errorf("incorrect tuning set: %v", tuningSet)
    69  	}
    70  }