seaweedfs-operator/controllers/controller_master_statefulset.go
Howard Lau d6e3cf7be9
use accessor to merge config and extract magic numbers
Signed-off-by: Howard Lau <howardlau1999@hotmail.com>
2020-10-28 07:06:37 +00:00

104 lines
2.8 KiB
Go

package controllers
import (
"fmt"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/intstr"
seaweedv1 "github.com/seaweedfs/seaweedfs-operator/api/v1"
)
func (r *SeaweedReconciler) createMasterStatefulSet(m *seaweedv1.Seaweed) *appsv1.StatefulSet {
labels := labelsForMaster(m.Name)
replicas := m.Spec.Master.Replicas
rollingUpdatePartition := int32(0)
enableServiceLinks := false
masterPodSpec := m.BaseMasterSpec().BuildPodSpec()
masterPodSpec.EnableServiceLinks = &enableServiceLinks
masterPodSpec.Containers = []corev1.Container{{
Name: "seaweedfs",
Image: m.Spec.Image,
ImagePullPolicy: corev1.PullIfNotPresent,
Env: append(m.BaseMasterSpec().Env(), kubernetesEnvVars...),
Command: []string{
"/bin/sh",
"-ec",
fmt.Sprintf("sleep 60; weed master -volumePreallocate -volumeSizeLimitMB=1000 %s %s",
fmt.Sprintf("-ip=$(POD_NAME).%s-master", m.Name),
fmt.Sprintf("-peers=%s", getMasterPeersString(m.Name, m.Spec.Master.Replicas)),
),
},
Ports: []corev1.ContainerPort{
{
ContainerPort: seaweedv1.MasterHTTPPort,
Name: "swfs-master",
},
{
ContainerPort: seaweedv1.MasterGRPCPort,
},
},
ReadinessProbe: &corev1.Probe{
Handler: corev1.Handler{
HTTPGet: &corev1.HTTPGetAction{
Path: "/cluster/status",
Port: intstr.FromInt(seaweedv1.MasterHTTPPort),
Scheme: corev1.URISchemeHTTP,
},
},
InitialDelaySeconds: 5,
TimeoutSeconds: 15,
PeriodSeconds: 15,
SuccessThreshold: 2,
FailureThreshold: 100,
},
LivenessProbe: &corev1.Probe{
Handler: corev1.Handler{
HTTPGet: &corev1.HTTPGetAction{
Path: "/cluster/status",
Port: intstr.FromInt(seaweedv1.MasterHTTPPort),
Scheme: corev1.URISchemeHTTP,
},
},
InitialDelaySeconds: 15,
TimeoutSeconds: 15,
PeriodSeconds: 15,
SuccessThreshold: 1,
FailureThreshold: 6,
},
}}
dep := &appsv1.StatefulSet{
ObjectMeta: metav1.ObjectMeta{
Name: m.Name + "-master",
Namespace: m.Namespace,
},
Spec: appsv1.StatefulSetSpec{
ServiceName: m.Name + "-master",
PodManagementPolicy: appsv1.ParallelPodManagement,
Replicas: &replicas,
UpdateStrategy: appsv1.StatefulSetUpdateStrategy{
Type: appsv1.RollingUpdateStatefulSetStrategyType,
RollingUpdate: &appsv1.RollingUpdateStatefulSetStrategy{
Partition: &rollingUpdatePartition,
},
},
Selector: &metav1.LabelSelector{
MatchLabels: labels,
},
Template: corev1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: labels,
},
Spec: masterPodSpec,
},
},
}
// Set master instance as the owner and controller
// ctrl.SetControllerReference(m, dep, r.Scheme)
return dep
}