/
ycsb_controller.go
167 lines (139 loc) · 5.53 KB
/
ycsb_controller.go
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/*
Copyright 2023.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package controller
import (
"context"
"fmt"
"strings"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/client-go/rest"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"sigs.k8s.io/controller-runtime/pkg/log"
benchmarkv1alpha1 "github.com/apecloud/kubebench/api/v1alpha1"
intctrlutil "github.com/apecloud/kubebench/internal/controllerutil"
"github.com/apecloud/kubebench/internal/utils"
)
// YcsbReconciler reconciles a Ycsb object
type YcsbReconciler struct {
client.Client
Scheme *runtime.Scheme
RestConfig *rest.Config
}
//+kubebuilder:rbac:groups=benchmark.apecloud.io,resources=ycsbs,verbs=get;list;watch;create;update;patch;delete
//+kubebuilder:rbac:groups=benchmark.apecloud.io,resources=ycsbs/status,verbs=get;update;patch
//+kubebuilder:rbac:groups=benchmark.apecloud.io,resources=ycsbs/finalizers,verbs=update
// Reconcile is part of the main kubernetes reconciliation loop which aims to
// move the current state of the cluster closer to the desired state.
// TODO(user): Modify the Reconcile function to compare the state specified by
// the Ycsb object against the actual cluster state, and then
// perform operations to make the cluster state reflect the state specified by
// the user.
//
// For more details, check Reconcile and its Result here:
// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.15.0/pkg/reconcile
func (r *YcsbReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
l := log.FromContext(ctx)
var ycsb benchmarkv1alpha1.Ycsb
if err := r.Get(ctx, req.NamespacedName, &ycsb); err != nil {
return ctrl.Result{}, client.IgnoreNotFound(err)
}
old := ycsb.DeepCopy()
// run if bench completion
if ycsb.Status.Phase == benchmarkv1alpha1.Completed || ycsb.Status.Phase == benchmarkv1alpha1.Failed {
return intctrlutil.Reconciled()
}
jobs := NewYcsbJobs(&ycsb)
if ycsb.Status.Phase == "" {
l.Info("start ycsb", "ycsb", ycsb.Name)
ycsb.Status.Phase = benchmarkv1alpha1.Running
ycsb.Status.Total = len(jobs)
}
if ycsb.Status.Succeeded >= ycsb.Status.Total {
ycsb.Status.Phase = benchmarkv1alpha1.Completed
} else {
job := jobs[ycsb.Status.Succeeded]
existed, err := utils.IsJobExisted(r.Client, ctx, job.Name, ycsb.Namespace)
if err != nil {
l.Error(err, "failed to check if job exists", "job", job.Name)
return intctrlutil.RequeueWithError(err, l, "failed to check if job exists")
}
if !existed {
if err = controllerutil.SetOwnerReference(&ycsb, job, r.Scheme); err != nil {
l.Error(err, "failed to set owner reference for job", "job", job.Name)
return intctrlutil.RequeueWithError(err, l, "failed to set owner reference for job")
}
if err = r.Create(ctx, job); err != nil {
l.Error(err, "failed to create job", "job", job.Name)
return intctrlutil.RequeueWithError(err, l, "failed to create job")
}
// wait for the job to be created
l.Info("created job", "job", job.Name)
return intctrlutil.RequeueAfter(intctrlutil.RequeueDuration)
}
// check if the job is completed
status, err := utils.GetJobStatus(r.Client, ctx, job.Name, job.Namespace)
if err != nil {
l.Error(err, "failed to get job status", "job", job.Name)
return intctrlutil.RequeueWithError(err, l, "failed to get job status")
}
if status.Succeeded > 0 {
l.Info("job completed", "job", job.Name)
ycsb.Status.Succeeded++
// record the result
if err := utils.LogJobPodToCond(r.Client, r.RestConfig, ctx, job.Name, ycsb.Namespace, &ycsb.Status.Conditions, ParseYcsb); err != nil {
return intctrlutil.RequeueWithError(err, l, "unable to record the log")
}
} else if status.Failed > 0 {
l.Info("job failed", "job", job.Name)
ycsb.Status.Phase = benchmarkv1alpha1.Failed
if err := utils.LogJobPodToCond(r.Client, r.RestConfig, ctx, job.Name, ycsb.Namespace, &ycsb.Status.Conditions, nil); err != nil {
return intctrlutil.RequeueWithError(err, l, "unable to record the log")
}
} else {
l.Info("job is running", "job", job.Name)
}
}
ycsb.Status.Completions = fmt.Sprintf("%d/%d", ycsb.Status.Succeeded, ycsb.Status.Total)
if err := r.Status().Patch(ctx, &ycsb, client.MergeFrom(old)); err != nil {
return intctrlutil.RequeueWithError(err, l, "unable to update ycsb status")
}
return intctrlutil.RequeueAfter(intctrlutil.RequeueDuration)
}
// SetupWithManager sets up the controller with the Manager.
func (r *YcsbReconciler) SetupWithManager(mgr ctrl.Manager) error {
return ctrl.NewControllerManagedBy(mgr).
For(&benchmarkv1alpha1.Ycsb{}).
Complete(r)
}
func ParseYcsb(msg string) string {
result := ""
lines := strings.Split(msg, "\n")
index := len(lines)
for i, l := range lines {
if strings.Contains(l, "Run finished, takes") {
index = i
result += fmt.Sprintf("%s\n", l)
break
}
}
for i := index + 1; i < len(lines); i++ {
if lines[i] != "" {
// align the output
result += fmt.Sprintf("%*s\n", len(lines[i])+27, lines[i])
}
}
// delete the last \n
return strings.TrimSpace(result)
}