/
add-on-secrets-remote.go
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/
add-on-secrets-remote.go
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package eksconfig
import (
"errors"
"strings"
"github.com/aws/aws-k8s-tester/pkg/metrics"
"github.com/aws/aws-k8s-tester/pkg/randutil"
"github.com/aws/aws-k8s-tester/pkg/timeutil"
)
// AddOnSecretsRemote defines parameters for EKS cluster
// add-on "Secrets" remote.
// It generates loads from the remote workers (Pod) in the cluster.
// Each worker writes serially with no concurrency.
// Configure "DeploymentReplicas" accordingly to increase the concurrency.
// The main use case is to write a large number of objects to fill up etcd database.
// And measure latencies for secret encryption.
type AddOnSecretsRemote 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 replicas to create for workers.
// The total number of objects to be created is "DeploymentReplicas" * "Objects".
DeploymentReplicas int32 `json:"deployment-replicas,omitempty"`
// Objects is the number of "Secret" objects to write/read.
Objects int `json:"objects"`
// ObjectSize is the "Secret" value size in bytes.
ObjectSize int `json:"object-size"`
// NamePrefix is the prefix of Secret name.
// If multiple Secret loader is running,
// this must be unique per worker to avoid name conflicts.
NamePrefix string `json:"name-prefix"`
// RequestsWritesJSONPath is the file path to store writes requests in JSON format.
RequestsWritesJSONPath string `json:"requests-writes-json-path" read-only:"true"`
// RequestsWritesSummary is the writes results.
RequestsWritesSummary metrics.RequestsSummary `json:"requests-writes-summary,omitempty" read-only:"true"`
// RequestsWritesSummaryJSONPath is the file path to store writes requests summary in JSON format.
RequestsWritesSummaryJSONPath string `json:"requests-writes-summary-json-path" read-only:"true"`
// RequestsWritesSummaryTablePath is the file path to store writes requests summary in table format.
RequestsWritesSummaryTablePath string `json:"requests-writes-summary-table-path" read-only:"true"`
// RequestsReadsJSONPath is the file path to store reads requests in JSON format.
RequestsReadsJSONPath string `json:"requests-reads-json-path" read-only:"true"`
// RequestsReadsSummary is the reads results.
// Reads happen inside "Pod" where it reads "Secret" objects from the mounted volume.
RequestsReadsSummary metrics.RequestsSummary `json:"requests-reads-summary,omitempty" read-only:"true"`
// RequestsReadsSummaryJSONPath is the file path to store reads requests summary in JSON format.
RequestsReadsSummaryJSONPath string `json:"requests-reads-summary-json-path" read-only:"true"`
// RequestsReadsSummaryTablePath is the file path to store reads requests summary in table format.
RequestsReadsSummaryTablePath string `json:"requests-reads-summary-table-path" read-only:"true"`
// RequestsWritesSummaryOutputNamePrefix is the output path name in "/var/log" directory, used in remote worker.
RequestsWritesSummaryOutputNamePrefix string `json:"requests-writes-summary-output-name-prefix"`
// RequestsReadsSummaryOutputNamePrefix is the output path name in "/var/log" directory, used in remote worker.
RequestsReadsSummaryOutputNamePrefix string `json:"requests-reads-summary-output-name-prefix"`
}
// EnvironmentVariablePrefixAddOnSecretsRemote is the environment variable prefix used for "eksconfig".
const EnvironmentVariablePrefixAddOnSecretsRemote = AWS_K8S_TESTER_EKS_PREFIX + "ADD_ON_SECRETS_REMOTE_"
// IsEnabledAddOnSecretsRemote returns true if "AddOnSecretsRemote" is enabled.
// Otherwise, nil the field for "omitempty".
func (cfg *Config) IsEnabledAddOnSecretsRemote() bool {
if cfg.AddOnSecretsRemote == nil {
return false
}
if cfg.AddOnSecretsRemote.Enable {
return true
}
cfg.AddOnSecretsRemote = nil
return false
}
func getDefaultAddOnSecretsRemote() *AddOnSecretsRemote {
return &AddOnSecretsRemote{
Enable: false,
DeploymentReplicas: 5,
Objects: 10,
ObjectSize: 10 * 1024, // 10 KB
// writes total 100 MB for "Secret" objects,
// plus "Pod" objects, writes total 330 MB to etcd
//
// with 3 nodes, takes about 1.5 hour for all
// these "Pod"s to complete
//
// Objects: 10000,
// ObjectSize: 10 * 1024, // 10 KB
NamePrefix: "secret" + randutil.String(5),
RequestsWritesSummaryOutputNamePrefix: "secrets-writes" + randutil.String(10),
RequestsReadsSummaryOutputNamePrefix: "secrets-reads" + randutil.String(10),
}
}
func (cfg *Config) validateAddOnSecretsRemote() error {
if !cfg.IsEnabledAddOnSecretsRemote() {
return nil
}
if !cfg.IsEnabledAddOnNodeGroups() && !cfg.IsEnabledAddOnManagedNodeGroups() {
return errors.New("AddOnSecretsRemote.Enable true but no node group is enabled")
}
if cfg.AddOnSecretsRemote.Namespace == "" {
cfg.AddOnSecretsRemote.Namespace = cfg.Name + "-secrets-remote"
}
if cfg.AddOnSecretsRemote.RepositoryAccountID == "" {
return errors.New("AddOnSecretsRemote.RepositoryAccountID empty")
}
if cfg.AddOnSecretsRemote.RepositoryName == "" {
return errors.New("AddOnSecretsRemote.RepositoryName empty")
}
if cfg.AddOnSecretsRemote.RepositoryImageTag == "" {
return errors.New("AddOnSecretsRemote.RepositoryImageTag empty")
}
if cfg.AddOnSecretsRemote.DeploymentReplicas == 0 {
cfg.AddOnSecretsRemote.DeploymentReplicas = 5
}
if cfg.AddOnSecretsRemote.Objects == 0 {
cfg.AddOnSecretsRemote.Objects = 10
}
if cfg.AddOnSecretsRemote.ObjectSize == 0 {
cfg.AddOnSecretsRemote.ObjectSize = 10 * 1024
}
if cfg.AddOnSecretsRemote.NamePrefix == "" {
cfg.AddOnSecretsRemote.NamePrefix = "secret" + randutil.String(5)
}
if cfg.AddOnSecretsRemote.RequestsWritesJSONPath == "" {
cfg.AddOnSecretsRemote.RequestsWritesJSONPath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-secrets-remote-requests-writes.csv"
}
if cfg.AddOnSecretsRemote.RequestsWritesSummaryJSONPath == "" {
cfg.AddOnSecretsRemote.RequestsWritesSummaryJSONPath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-secrets-remote-requests-writes-summary.json"
}
if cfg.AddOnSecretsRemote.RequestsWritesSummaryTablePath == "" {
cfg.AddOnSecretsRemote.RequestsWritesSummaryTablePath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-secrets-remote-requests-writes-summary.txt"
}
if cfg.AddOnSecretsRemote.RequestsReadsJSONPath == "" {
cfg.AddOnSecretsRemote.RequestsReadsJSONPath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-secrets-remote-requests-reads.csv"
}
if cfg.AddOnSecretsRemote.RequestsReadsSummaryJSONPath == "" {
cfg.AddOnSecretsRemote.RequestsReadsSummaryJSONPath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-secrets-remote-requests-reads-summary.json"
}
if cfg.AddOnSecretsRemote.RequestsReadsSummaryTablePath == "" {
cfg.AddOnSecretsRemote.RequestsReadsSummaryTablePath = strings.ReplaceAll(cfg.ConfigPath, ".yaml", "") + "-secrets-remote-requests-reads-summary.txt"
}
if cfg.AddOnSecretsRemote.RequestsWritesSummaryOutputNamePrefix == "" {
cfg.AddOnSecretsRemote.RequestsWritesSummaryOutputNamePrefix = "secrets-writes" + randutil.String(10)
}
if cfg.AddOnSecretsRemote.RequestsReadsSummaryOutputNamePrefix == "" {
cfg.AddOnSecretsRemote.RequestsReadsSummaryOutputNamePrefix = "secrets-reads" + randutil.String(10)
}
return nil
}