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runner.go
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runner.go
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//go:build !ignore_autogenerated
// +build !ignore_autogenerated
package v1
import (
"context"
"fmt"
"os"
"time"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
)
type RunMode int
const (
RunModeKubernetes RunMode = iota
RunModeLocal
RunModeDryRun
)
func (m RunMode) String() string {
switch m {
case RunModeKubernetes:
return "kubernetes"
case RunModeLocal:
return "local"
case RunModeDryRun:
return "dryrun"
}
return "unknown"
}
type Runner struct {
cfg *rest.Config
clientset *kubernetes.Clientset
runMode RunMode
logger Logger
}
func NewRunner(cfg *rest.Config, runMode RunMode) *Runner {
return &Runner{
cfg: cfg,
runMode: runMode,
}
}
func (r *Runner) SetLogger(logger Logger) {
r.logger = logger
}
func (r *Runner) Run(ctx context.Context, testjob TestJob) (*Report, error) {
if err := testjob.Validate(); err != nil {
return nil, err
}
if r.logger == nil {
level := LogLevelInfo
if testjob.Spec.Log.Level != LogLevelNone {
level = testjob.Spec.Log.Level
}
r.logger = NewLogger(os.Stdout, level)
}
r.logger.Info("start kubetest")
r.logger.Debug("run validation")
startedAt := time.Now()
ctx = WithLogger(ctx, r.logger)
clientset, err := kubernetes.NewForConfig(r.cfg)
if err != nil {
return nil, err
}
resourceMgr := NewResourceManager(clientset, testjob)
r.logger.Debug("setup resource manager")
if err := resourceMgr.Setup(ctx); err != nil {
return nil, err
}
defer resourceMgr.Cleanup()
builder := NewTaskBuilder(r.cfg, resourceMgr, testjob.Namespace, r.runMode)
var result Result
for _, step := range testjob.Spec.PreSteps {
step := step
r.logger.Info("run prestep: %s", step.Name)
task, err := builder.Build(ctx, &step)
if err != nil {
return nil, err
}
preStepResult, err := task.Run(ctx)
if err != nil {
return nil, fmt.Errorf("kubetest: failed to run prestep %s: %w", step.Name, err)
}
for _, result := range preStepResult.MainTaskResults() {
if err := result.Error(); err != nil {
return nil, fmt.Errorf("kubetest: failed to run prestep %s: %w", step.Name, err)
}
}
result.preStepResults = append(result.preStepResults, preStepResult)
}
scheduler := NewTaskScheduler(testjob.Spec.MainStep)
taskGroup, err := scheduler.Schedule(ctx, builder)
if err != nil {
return nil, err
}
taskResult, err := taskGroup.Run(ctx)
if err != nil {
return nil, err
}
result.setByTaskResult(startedAt, taskResult)
if err := resourceMgr.WriteLog(r.logger); err != nil {
return nil, err
}
if err := resourceMgr.WriteReport(&result); err != nil {
return nil, err
}
for _, step := range testjob.Spec.PostSteps {
step := step
r.logger.Info("run poststep: %s", step.Name)
task, err := builder.Build(ctx, &step)
if err != nil {
return nil, err
}
postStepResult, err := task.Run(ctx)
if err != nil {
return nil, fmt.Errorf("kubetest: failed to run poststep %s: %w", step.Name, err)
}
for _, result := range postStepResult.MainTaskResults() {
if err := result.Error(); err != nil {
return nil, fmt.Errorf("kubetest: failed to run poststep %s: %w", step.Name, err)
}
}
result.postStepResults = append(result.postStepResults, postStepResult)
}
if err := resourceMgr.ExportArtifacts(ctx); err != nil {
return nil, err
}
return result.toReport(), nil
}
type Result struct {
status ResultStatus
startedAt time.Time
elapsedTime time.Duration
totalNum int
successNum int
failureNum int
unknownNum int
preStepResults []*TaskResult
postStepResults []*TaskResult
taskResult *TaskResultGroup
job TestJob
}
func (r *Result) setByTaskResult(startedAt time.Time, taskResult *TaskResultGroup) {
r.startedAt = startedAt
r.status = taskResult.Status()
r.totalNum = taskResult.TotalNum()
r.successNum = taskResult.SuccessNum()
r.failureNum = taskResult.FailureNum()
if r.totalNum != (r.successNum + r.failureNum) {
r.status = ResultStatusError
r.unknownNum = r.totalNum - (r.successNum + r.failureNum)
}
r.taskResult = taskResult
r.elapsedTime = time.Since(startedAt)
}
func (r *Result) toReport() *Report {
return &Report{
Status: r.status,
TotalNum: r.totalNum,
SuccessNum: r.successNum,
FailureNum: r.failureNum,
UnknownNum: r.unknownNum,
StartedAt: metav1.Time{r.startedAt},
ElapsedTimeSec: int64(r.elapsedTime.Seconds()),
Details: r.taskResult.ToReportDetails(),
ExtParam: r.job.Spec.Log.ExtParam,
}
}