seaweedfs-operator/controllers/controller_master_statefuls...

143 lines
3.8 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 := int32(MasterClusterSize)
rollingUpdatePartition := int32(0)
enableServiceLinks := false
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: corev1.PodSpec{
/*
Affinity: &corev1.Affinity{
PodAntiAffinity: &corev1.PodAntiAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: []corev1.PodAffinityTerm{
{
LabelSelector: &metav1.LabelSelector{
MatchLabels: labels,
},
TopologyKey: "kubernetes.io/hostname",
},
},
},
},
*/
EnableServiceLinks: &enableServiceLinks,
Containers: []corev1.Container{{
Name: "seaweedfs",
Image: m.Spec.Image,
ImagePullPolicy: corev1.PullIfNotPresent,
Env: []corev1.EnvVar{
{
Name: "POD_IP",
ValueFrom: &corev1.EnvVarSource{
FieldRef: &corev1.ObjectFieldSelector{
FieldPath: "status.podIP",
},
},
},
{
Name: "POD_NAME",
ValueFrom: &corev1.EnvVarSource{
FieldRef: &corev1.ObjectFieldSelector{
FieldPath: "metadata.name",
},
},
},
{
Name: "NAMESPACE",
ValueFrom: &corev1.EnvVarSource{
FieldRef: &corev1.ObjectFieldSelector{
FieldPath: "metadata.namespace",
},
},
},
},
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-master-0.%s-master:9333,%s-master-1.%s-master:9333,%s-master-2.%s-master:9333",
m.Name, m.Name, m.Name, m.Name, m.Name, m.Name),
),
},
Ports: []corev1.ContainerPort{
{
ContainerPort: 9333,
Name: "swfs-master",
},
{
ContainerPort: 19333,
},
},
ReadinessProbe: &corev1.Probe{
Handler: corev1.Handler{
HTTPGet: &corev1.HTTPGetAction{
Path: "/cluster/status",
Port: intstr.FromInt(9333),
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(9333),
Scheme: corev1.URISchemeHTTP,
},
},
InitialDelaySeconds: 15,
TimeoutSeconds: 15,
PeriodSeconds: 15,
SuccessThreshold: 1,
FailureThreshold: 6,
},
}},
},
},
},
}
// Set master instance as the owner and controller
// ctrl.SetControllerReference(m, dep, r.Scheme)
return dep
}