/
add-on-cluster-loader-remote.go
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/
add-on-cluster-loader-remote.go
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package eksconfig
import (
"errors"
"fmt"
"runtime"
"strings"
"time"
"github.com/aws/aws-k8s-tester/pkg/timeutil"
)
/*
Note: make sure all other test config is copied in the "same" directory as "--testconfig" (in Dockerfile)
"/var/log/cluster-loader-remote.log" output:
I0529 18:59:08.745755 27 simple_test_executor.go:162] Step "Scaling and updating objects" ended
W0529 18:59:08.745762 27 simple_test_executor.go:165] Got errors during step execution: [reading template (job.yaml) for identifier error: reading error: open /job.yaml: no such file or directory
reading template (statefulset.yaml) for identifier error: reading error: open /statefulset.yaml: no such file or directory
reading template (daemonset.yaml) for identifier error: reading error: open /daemonset.yaml: no such file or directory
reading template (deployment.yaml) for identifier error: reading error: open /deployment.yaml: no such file or directory
reading template (statefulset.yaml) for identifier error: reading error: open /statefulset.yaml: no such file or directory
reading template (deployment.yaml) for identifier error: reading error: open /deployment.yaml: no such file or directory
reading template (deployment.yaml) for identifier error: reading error: open /deployment.yaml: no such file or directory
reading template (job.yaml) for identifier error: reading error: open /job.yaml: no such file or directory
reading template (job.yaml) for identifier error: reading error: open /job.yaml: no such file or directory]
I0529 18:59:08.745802 27 simple_test_executor.go:135] Step "Waiting for objects to become scaled" started
*/
// AddOnClusterLoaderRemote defines parameters for EKS cluster
// add-on cluster loader remote.
// It generates loads from the remote host machine.
// ref. https://github.com/kubernetes/perf-tests/pull/1295
// ref. https://github.com/kubernetes/perf-tests/tree/master/clusterloader2
type AddOnClusterLoaderRemote struct {
// Enable is 'true' to create this add-on.
Enable bool `json:"enable"`
// Created is true when the resource has been created.
// Used for delete operations.
Created bool `json:"created" read-only:"true"`
TimeFrameCreate timeutil.TimeFrame `json:"time-frame-create" read-only:"true"`
TimeFrameDelete timeutil.TimeFrame `json:"time-frame-delete" read-only:"true"`
// Namespace is the namespace to create objects in.
Namespace string `json:"namespace"`
// RepositoryAccountID is the account ID for tester ECR image.
// e.g. "aws/aws-k8s-tester" for "[ACCOUNT_ID].dkr.ecr.[REGION].amazonaws.com/aws/aws-k8s-tester"
RepositoryAccountID string `json:"repository-account-id,omitempty"`
// RepositoryName is the repositoryName for tester ECR image.
// e.g. "aws/aws-k8s-tester" for "[ACCOUNT_ID].dkr.ecr.[REGION].amazonaws.com/aws/aws-k8s-tester"
RepositoryName string `json:"repository-name,omitempty"`
// RepositoryImageTag is the image tag for tester ECR image.
// e.g. "latest" for image URI "[ACCOUNT_ID].dkr.ecr.[REGION].amazonaws.com/aws/aws-k8s-tester:latest"
RepositoryImageTag string `json:"repository-image-tag,omitempty"`
// DeploymentReplicas is the number of "clusterloader2" Pods to run.
// For now, only 1 is supported.
DeploymentReplicas int32 `json:"deployment-replicas" read-only:"true"`
// ClusterLoaderPath is the clusterloader executable binary path.
// ref. https://github.com/kubernetes/perf-tests/tree/master/clusterloader2
ClusterLoaderPath string `json:"cluster-loader-path"`
ClusterLoaderDownloadURL string `json:"cluster-loader-download-url"`
// ReportTarGzPath is the .tar.gz file path for report directory.
// This is the local path after downloaded from remote nodes.
ReportTarGzPath string `json:"report-tar-gz-path" read-only:"true"`
// LogPath is the log file path to stream clusterloader binary runs.
LogPath string `json:"log-path" read-only:"true"`
// Runs is the number of "clusterloader2" runs back-to-back.
Runs int `json:"runs"`
// Nodes is the number of nodes.
// Set via "--nodes" flag.
Nodes int `json:"nodes"`
// Timeout is the timeout for the total test runs.
Timeout time.Duration `json:"timeout"`
//
//
// below are set via "--testoverrides" flag
// see https://github.com/kubernetes/perf-tests/tree/master/clusterloader2/testing/overrides for more.
NodesPerNamespace int `json:"nodes-per-namespace"`
PodsPerNode int `json:"pods-per-node"`
BigGroupSize int `json:"big-group-size"`
MediumGroupSize int `json:"medium-group-size"`
SmallGroupSize int `json:"small-group-size"`
SmallStatefulSetsPerNamespace int `json:"small-stateful-sets-per-namespace"`
MediumStatefulSetsPerNamespace int `json:"medium-stateful-sets-per-namespace"`
CL2LoadTestThroughput int `json:"cl2-load-test-throughput"`
CL2EnablePVS bool `json:"cl2-enable-pvs"`
PrometheusScrapeKubeProxy bool `json:"prometheus-scrape-kube-proxy"`
EnableSystemPodMetrics bool `json:"enable-system-pod-metrics"`
}
// EnvironmentVariablePrefixAddOnClusterLoaderRemote is the environment variable prefix used for "eksconfig".
const EnvironmentVariablePrefixAddOnClusterLoaderRemote = AWS_K8S_TESTER_EKS_PREFIX + "ADD_ON_CLUSTER_LOADER_REMOTE_"
// IsEnabledAddOnClusterLoaderRemote returns true if "AddOnClusterLoaderRemote" is enabled.
// Otherwise, nil the field for "omitempty".
func (cfg *Config) IsEnabledAddOnClusterLoaderRemote() bool {
if cfg.AddOnClusterLoaderRemote == nil {
return false
}
if cfg.AddOnClusterLoaderRemote.Enable {
return true
}
cfg.AddOnClusterLoaderRemote = nil
return false
}
func getDefaultAddOnClusterLoaderRemote() *AddOnClusterLoaderRemote {
cfg := &AddOnClusterLoaderRemote{
Enable: false,
ClusterLoaderPath: "/tmp/clusterloader2",
ClusterLoaderDownloadURL: "https://github.com/aws/aws-k8s-tester/releases/download/v1.3.8/clusterloader2-linux-amd64",
Runs: 1,
DeploymentReplicas: 1,
Timeout: 30 * time.Minute,
Nodes: 10,
NodesPerNamespace: 10,
PodsPerNode: 10,
BigGroupSize: 25,
MediumGroupSize: 10,
SmallGroupSize: 5,
SmallStatefulSetsPerNamespace: 0,
MediumStatefulSetsPerNamespace: 0,
// ref. https://github.com/kubernetes/perf-tests/blob/master/clusterloader2/testing/load/kubemark/throughput_override.yaml
CL2LoadTestThroughput: 20,
CL2EnablePVS: false,
PrometheusScrapeKubeProxy: false,
EnableSystemPodMetrics: false,
}
if runtime.GOOS == "darwin" {
cfg.ClusterLoaderDownloadURL = strings.Replace(cfg.ClusterLoaderDownloadURL, "linux", "darwin", -1)
}
return cfg
}
func (cfg *Config) validateAddOnClusterLoaderRemote() error {
if !cfg.IsEnabledAddOnClusterLoaderRemote() {
return nil
}
if cfg.AddOnClusterLoaderRemote.Namespace == "" {
cfg.AddOnClusterLoaderRemote.Namespace = cfg.Name + "-cluster-loader-remote"
}
if cfg.AddOnClusterLoaderRemote.RepositoryAccountID == "" {
return errors.New("AddOnClusterLoaderRemote.RepositoryAccountID empty")
}
if cfg.AddOnClusterLoaderRemote.RepositoryName == "" {
return errors.New("AddOnClusterLoaderRemote.RepositoryName empty")
}
if cfg.AddOnClusterLoaderRemote.RepositoryImageTag == "" {
return errors.New("AddOnClusterLoaderRemote.RepositoryImageTag empty")
}
if cfg.AddOnClusterLoaderRemote.ReportTarGzPath == "" {
cfg.AddOnClusterLoaderRemote.ReportTarGzPath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-cluster-loader-remote.tar.gz"
}
if cfg.AddOnClusterLoaderRemote.LogPath == "" {
cfg.AddOnClusterLoaderRemote.LogPath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-cluster-loader-remote.log"
}
if cfg.AddOnClusterLoaderRemote.DeploymentReplicas != 1 {
return fmt.Errorf("unexpected AddOnClusterLoaderRemote.DeploymentReplicas %d", cfg.AddOnClusterLoaderRemote.DeploymentReplicas)
}
if cfg.AddOnClusterLoaderRemote.ClusterLoaderPath == "" && cfg.AddOnClusterLoaderRemote.ClusterLoaderDownloadURL == "" {
return errors.New("empty AddOnClusterLoaderRemote.ClusterLoaderPath and ClusterLoaderDownloadURL")
}
if cfg.AddOnClusterLoaderRemote.Runs == 0 {
return errors.New("unexpected zero AddOnClusterLoaderRemote.Runs")
}
if cfg.AddOnClusterLoaderRemote.Timeout == 0 {
return errors.New("unexpected zero AddOnClusterLoaderRemote.Timeout")
}
if cfg.AddOnClusterLoaderRemote.Nodes == 0 {
return errors.New("unexpected zero AddOnClusterLoaderRemote.Nodes")
}
if cfg.AddOnClusterLoaderRemote.CL2LoadTestThroughput == 0 {
// ref. https://github.com/kubernetes/perf-tests/blob/master/clusterloader2/testing/load/kubemark/throughput_override.yaml
cfg.AddOnClusterLoaderRemote.CL2LoadTestThroughput = 20
}
if cfg.AddOnClusterLoaderRemote.PrometheusScrapeKubeProxy {
return fmt.Errorf("unexpected AddOnClusterLoaderRemote.PrometheusScrapeKubeProxy %v; not supported yet", cfg.AddOnClusterLoaderRemote.PrometheusScrapeKubeProxy)
}
if cfg.AddOnClusterLoaderRemote.EnableSystemPodMetrics {
return fmt.Errorf("unexpected AddOnClusterLoaderRemote.EnableSystemPodMetrics %v; not supported yet", cfg.AddOnClusterLoaderRemote.EnableSystemPodMetrics)
}
return nil
}