add volume server disks

This commit is contained in:
Chris Lu 2020-10-20 00:17:14 -07:00
parent 80ba5abbae
commit 937ea45c04
4 changed files with 65 additions and 3 deletions

View File

@ -36,12 +36,15 @@ type SeaweedSpec struct {
// VolumeServerCount is the number of volume servers, default to 1
VolumeServerCount int32 `json:"volumeServerCount,omitempty"`
VolumeServerDiskCount int32 `json:"volumeServerDiskCount,omitempty"`
VolumeServerDiskSizeInGiB int32 `json:"volumeServerDiskSizeInGiB,omitempty"`
// FilerCount is the number of filers, default to 1
FilerCount int32 `json:"filerCount,omitempty"`
// ingress
Hosts []string `json:"hosts"`
}
// SeaweedStatus defines the observed state of Seaweed

View File

@ -56,6 +56,12 @@ spec:
to 1
format: int32
type: integer
volumeServerDiskCount:
format: int32
type: integer
volumeServerDiskSizeInGiB:
format: int32
type: integer
required:
- hosts
type: object

View File

@ -2,9 +2,12 @@ package controllers
import (
"fmt"
"log"
"strings"
appsv1 "k8s.io/api/apps/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/util/intstr"
@ -17,6 +20,51 @@ func (r *SeaweedReconciler) createVolumeServerStatefulSet(m *seaweedv1.Seaweed)
rollingUpdatePartition := int32(0)
enableServiceLinks := false
volumeQuantity := fmt.Sprintf("%dGi", m.Spec.VolumeServerDiskSizeInGiB)
volumeCount := int(m.Spec.VolumeServerDiskCount)
quantity, err := resource.ParseQuantity(volumeQuantity)
if err != nil {
log.Fatalf("can not parse quantity %s", volumeQuantity)
}
volumeRequests := make(corev1.ResourceList)
volumeRequests[corev1.ResourceStorage] = quantity
// connect all the disks
var volumeMounts []corev1.VolumeMount
var volumes []corev1.Volume
var persistentVolumeClaims []corev1.PersistentVolumeClaim
var dirs []string
for i := 0; i < volumeCount; i++ {
volumeMounts = append(volumeMounts, corev1.VolumeMount{
Name: fmt.Sprintf("mount%d", i),
ReadOnly: false,
MountPath: fmt.Sprintf("/data%d/", i),
})
volumes = append(volumes, corev1.Volume{
Name: fmt.Sprintf("mount%d", i),
VolumeSource: corev1.VolumeSource{
PersistentVolumeClaim: &corev1.PersistentVolumeClaimVolumeSource{
ClaimName: fmt.Sprintf("mount%d", i),
ReadOnly: false,
},
},
})
persistentVolumeClaims = append(persistentVolumeClaims, corev1.PersistentVolumeClaim{
ObjectMeta: metav1.ObjectMeta{
Name: fmt.Sprintf("mount%d", i),
},
Spec: corev1.PersistentVolumeClaimSpec{
AccessModes: []corev1.PersistentVolumeAccessMode{
corev1.ReadWriteOnce,
},
Resources: corev1.ResourceRequirements{
Requests: volumeRequests,
},
},
})
dirs = append(dirs, fmt.Sprintf("/data%d", i))
}
dep := &appsv1.StatefulSet{
ObjectMeta: metav1.ObjectMeta{
Name: m.Name + "-volume",
@ -74,8 +122,9 @@ func (r *SeaweedReconciler) createVolumeServerStatefulSet(m *seaweedv1.Seaweed)
Command: []string{
"/bin/sh",
"-ec",
fmt.Sprintf("weed volume -port=8444 -max=0 %s %s",
fmt.Sprintf("weed volume -port=8444 -max=0 %s %s %s",
fmt.Sprintf("-ip=$(POD_NAME).%s-volume", m.Name),
fmt.Sprintf("-dir=%s", strings.Join(dirs, ",")),
fmt.Sprintf("-mserver=%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),
),
@ -117,9 +166,13 @@ func (r *SeaweedReconciler) createVolumeServerStatefulSet(m *seaweedv1.Seaweed)
SuccessThreshold: 1,
FailureThreshold: 6,
},
VolumeMounts: volumeMounts,
}},
Volumes: volumes,
},
},
VolumeClaimTemplates: persistentVolumeClaims,
},
}
return dep