seaweedfs-operator/controllers/controller_filer_statefulse...

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package controllers
import (
"fmt"
"strings"
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appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/intstr"
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seaweedv1 "github.com/seaweedfs/seaweedfs-operator/api/v1"
)
func buildFilerStartupScript(m *seaweedv1.Seaweed) string {
commands := []string{"weed", "filer"}
commands = append(commands, fmt.Sprintf("-port=%d", seaweedv1.FilerHTTPPort))
commands = append(commands, fmt.Sprintf("-ip=$(POD_NAME).%s-filer-peer", m.Name))
commands = append(commands, fmt.Sprintf("-peers=%s", getFilerPeersString(m.Name, m.Spec.Volume.Replicas)))
commands = append(commands, fmt.Sprintf("-master=%s", getMasterPeersString(m.Name, m.Spec.Master.Replicas)))
commands = append(commands, "-s3")
return strings.Join(commands, " ")
}
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func (r *SeaweedReconciler) createFilerStatefulSet(m *seaweedv1.Seaweed) *appsv1.StatefulSet {
labels := labelsForFiler(m.Name)
replicas := int32(m.Spec.Filer.Replicas)
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rollingUpdatePartition := int32(0)
enableServiceLinks := false
filerPodSpec := m.BaseFilerSpec().BuildPodSpec()
filerPodSpec.Volumes = []corev1.Volume{
{
Name: "filer-config",
VolumeSource: corev1.VolumeSource{
ConfigMap: &corev1.ConfigMapVolumeSource{
LocalObjectReference: corev1.LocalObjectReference{
Name: m.Name + "-filer",
},
},
},
},
}
filerPodSpec.EnableServiceLinks = &enableServiceLinks
filerPodSpec.Containers = []corev1.Container{{
Name: "filer",
Image: m.Spec.Image,
ImagePullPolicy: m.BaseFilerSpec().ImagePullPolicy(),
Env: append(m.BaseFilerSpec().Env(), kubernetesEnvVars...),
Command: []string{
"/bin/sh",
"-ec",
buildFilerStartupScript(m),
},
Ports: []corev1.ContainerPort{
{
ContainerPort: seaweedv1.FilerHTTPPort,
Name: "filer-http",
},
{
ContainerPort: seaweedv1.FilerGRPCPort,
Name: "filer-grpc",
},
{
ContainerPort: seaweedv1.FilerS3Port,
Name: "filer-s3",
},
},
ReadinessProbe: &corev1.Probe{
Handler: corev1.Handler{
HTTPGet: &corev1.HTTPGetAction{
Path: "/",
Port: intstr.FromInt(seaweedv1.FilerHTTPPort),
Scheme: corev1.URISchemeHTTP,
},
},
InitialDelaySeconds: 10,
TimeoutSeconds: 3,
PeriodSeconds: 15,
SuccessThreshold: 1,
FailureThreshold: 100,
},
LivenessProbe: &corev1.Probe{
Handler: corev1.Handler{
HTTPGet: &corev1.HTTPGetAction{
Path: "/",
Port: intstr.FromInt(seaweedv1.FilerHTTPPort),
Scheme: corev1.URISchemeHTTP,
},
},
InitialDelaySeconds: 20,
TimeoutSeconds: 3,
PeriodSeconds: 30,
SuccessThreshold: 1,
FailureThreshold: 6,
},
}}
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dep := &appsv1.StatefulSet{
ObjectMeta: metav1.ObjectMeta{
Name: m.Name + "-filer",
Namespace: m.Namespace,
},
Spec: appsv1.StatefulSetSpec{
ServiceName: m.Name + "-filer-peer",
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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: filerPodSpec,
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},
},
}
return dep
}