Kubernetes批量支持flocker?如果支持絮体体积,请举一个使用絮体体积的例子?谢谢
Flocker在Kubernetes 1.1版中得到支持。Flocker数据集可以从PersistentVolume引用,也可以直接从Pod卷引用。
http://kubernetes.io/v1.1/examples/flocker/http://kubernetes.io/v1.1/docs/api-reference/v1/definitions.html#_v1_persistentvolume
请确保您的kubernetes组件是1.1版本,仔细检查您的kubelet!
以下是使用Flocker集成的pod/rc规范示例
apiVersion: v1
kind: Service
metadata:
name: flocker-ghost
labels:
app: flocker-ghost
spec:
ports:
# the port that this service should serve on
- port: 80
targetPort: 80
selector:
app: flocker-ghost
---
apiVersion: v1
kind: ReplicationController
metadata:
name: flocker-ghost
# these labels can be applied automatically
# from the labels in the pod template if not set
labels:
purpose: demo
spec:
replicas: 1
template:
metadata:
labels:
app: flocker-ghost
spec:
containers:
- name: flocker-ghost
image: ghost:0.7.1
env:
- name: GET_HOSTS_FROM
value: dns
ports:
- containerPort: 2368
hostPort: 80
protocol: TCP
volumeMounts:
- name: ghost-data
mountPath: "/var/lib/ghost"
volumes:
- name: ghost-data
flocker:
datasetName: myuniqueflockerdatasetname
您需要通过flocker命令行工具提前创建卷。
$flockerctl create -m name=myuniqueflockerdatasetname -s 10G --node=583b0093
--node是您在运行(下面的示例)时收到的flocker分配的节点id-s是大小
$ flockerctl list-nodes
SERVER ADDRESS
583b0093 10.0.0.109
170606f4 10.0.0.108