clusterloader

type Config struct {
	Logger    *zap.Logger
	LogWriter io.Writer

	Stopc chan struct{}

	S3API        s3iface.S3API
	S3BucketName string

	// KubeConfigPath is the kubeconfig path.
	// Optional. If empty, uses in-cluster client configuration.
	KubeConfigPath string

	// ClusterLoaderPath is the clusterloader executable binary path.
	// ref. https://github.com/kubernetes/perf-tests/tree/master/clusterloader2
	ClusterLoaderPath        string
	ClusterLoaderDownloadURL string
	// TestConfigPath is the clusterloader2 test configuration file.
	// Set via "--testconfig" flag.
	TestConfigPath string
	// ReportDir is the clusterloader2 test report directory.
	// Set via "--report-dir" flag.
	ReportDir string
	// ReportTarGzPath is the .tar.gz file path for report directory.
	ReportTarGzPath  string
	ReportTarGzS3Key string
	// LogPath is the log file path to stream clusterloader binary runs.
	LogPath  string
	LogS3Key string
	// PodStartupLatencyPath is the combined PodStartupLatency output path.
	PodStartupLatencyPath  string
	PodStartupLatencyS3Key string

	// Runs is the number of "clusterloader2" runs back-to-back.
	Runs    int
	Timeout time.Duration

	// Nodes is the number of nodes.
	// Set via "--nodes" flag.
	Nodes int

	NodesPerNamespace int
	PodsPerNode       int

	BigGroupSize    int
	MediumGroupSize int
	SmallGroupSize  int

	SmallStatefulSetsPerNamespace  int
	MediumStatefulSetsPerNamespace int

	CL2UseHostNetworkPods           bool
	CL2LoadTestThroughput           int
	CL2EnablePVS                    bool
	CL2SchedulerThroughputThreshold int
	PrometheusScrapeKubeProxy       bool
	EnableSystemPodMetrics          bool
}

type Loader interface {
	// Start runs the cluster loader and waits for its completion.
	Start() error
	Stop()
}