/
cron_job.go
103 lines (93 loc) · 2.83 KB
/
cron_job.go
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package resource
import (
"fmt"
"github.com/itayankri/valhalla-operator/internal/status"
batchv1 "k8s.io/api/batch/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
)
type CronJobBuilder struct {
*ValhallaResourceBuilder
}
func (builder *ValhallaResourceBuilder) CronJob() *CronJobBuilder {
return &CronJobBuilder{builder}
}
func (builder *CronJobBuilder) Build() (client.Object, error) {
return &batchv1.CronJob{
ObjectMeta: metav1.ObjectMeta{
Name: builder.Instance.ChildResourceName(CronJobSuffix),
Namespace: builder.Instance.Namespace,
},
}, nil
}
func (builder *CronJobBuilder) Update(object client.Object) error {
cronJob := object.(*batchv1.CronJob)
cronJob.Spec = batchv1.CronJobSpec{
Schedule: builder.Instance.Spec.PredictedTraffic.Schedule,
JobTemplate: batchv1.JobTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Name: builder.Instance.ChildResourceName(CronJobSuffix),
Namespace: builder.Instance.Namespace,
},
Spec: batchv1.JobSpec{
Template: corev1.PodTemplateSpec{
Spec: corev1.PodSpec{
RestartPolicy: corev1.RestartPolicyOnFailure,
Containers: []corev1.Container{
{
Name: builder.Instance.ChildResourceName(CronJobSuffix),
Image: hirtoricalTrafficDataFetcherImage,
Resources: corev1.ResourceRequirements{
Requests: map[corev1.ResourceName]resource.Quantity{
"memory": resource.MustParse("100M"),
"cpu": resource.MustParse("100m"),
},
},
Env: []corev1.EnvVar{
{
Name: "ROOT_DIR",
Value: valhallaDataPath,
},
{
Name: "URL",
Value: builder.Instance.Spec.PredictedTraffic.URL,
},
},
VolumeMounts: []corev1.VolumeMount{
{
Name: builder.Instance.Name,
MountPath: valhallaDataPath,
},
},
},
},
Volumes: []corev1.Volume{
{
Name: builder.Instance.Name,
VolumeSource: corev1.VolumeSource{
PersistentVolumeClaim: &corev1.PersistentVolumeClaimVolumeSource{
ClaimName: builder.Instance.Name,
ReadOnly: false,
},
},
},
},
},
},
},
},
}
if err := controllerutil.SetControllerReference(builder.Instance, cronJob, builder.Scheme); err != nil {
return fmt.Errorf("failed setting controller reference: %v", err)
}
return nil
}
func (builder *CronJobBuilder) ShouldDeploy(resources []runtime.Object) bool {
return builder.Instance.Spec.PredictedTraffic != nil &&
status.IsPersistentVolumeClaimBound(resources) &&
status.IsJobCompleted(resources)
}