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Merge pull request #14650 from linzichang/fixup-cephfs

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Update cephfs example according to config best practices
This commit is contained in:
Brendan Burns
2015-09-30 11:32:51 -07:00
parent 3474324d6a 0883e61f4a
commit ae5355ee55
5 changed files with 49 additions and 80 deletions
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10
examples/cephfs/README.md
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@@ -41,7 +41,7 @@ If you don't have a Ceph cluster, you can set up a [containerized Ceph cluster](
Then get the keyring from the Ceph cluster and copy it to */etc/ceph/keyring*.
Once you have installed Ceph and new Kubernetes, you can create a pod based on my examples [cephfs.json](cephfs.json) and [cephfs-with-secret.json](cephfs-with-secret.json). In the pod JSON, you need to provide the following information.
Once you have installed Ceph and a Kubernetes cluster, you can create a pod based on my examples [cephfs.yaml](cephfs.yaml) and [cephfs-with-secret.yaml](cephfs-with-secret.yaml). In the pod yaml, you need to provide the following information.
- *monitors*: Array of Ceph monitors.
- *user*: The RADOS user name. If not provided, default *admin* is used.
@@ -53,11 +53,13 @@ Once you have installed Ceph and new Kubernetes, you can create a pod based on m
Here are the commands:
```console
# kubectl create -f examples/cephfs/cephfs.yaml
# create a secret if you want to use Ceph secret instead of secret file
# cluster/kubectl.sh create -f examples/cephfs/secret/ceph-secret.yaml
# kubectl create -f examples/cephfs/secret/ceph-secret.yaml
# cluster/kubectl.sh create -f examples/cephfs/v1beta3/cephfs.json
# cluster/kubectl.sh get pods
# kubectl create -f examples/cephfs/cephfs-with-secret.yaml
# kubectl get pods
```
If you ssh to that machine, you can run `docker ps` to see the actual pod and `docker inspect` to see the volumes used by the container.

39
examples/cephfs/cephfs-with-secret.json
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@@ -1,39 +0,0 @@
{
"apiVersion": "v1",
"id": "cephfs2",
"kind": "Pod",
"metadata": {
"name": "cephfs2"
},
"spec": {
"containers": [
{
"name": "cephfs-rw",
"image": "kubernetes/pause",
"volumeMounts": [
{
"mountPath": "/mnt/cephfs",
"name": "cephfs"
}
]
}
],
"volumes": [
{
"name": "cephfs",
"cephfs": {
"monitors": [
"10.16.154.78:6789",
"10.16.154.82:6789",
"10.16.154.83:6789"
],
"user": "admin",
"secretRef": {
"name": "ceph-secret"
},
"readOnly": true
}
}
]
}
}

22
examples/cephfs/cephfs-with-secret.yaml Normal file
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@@ -0,0 +1,22 @@
apiVersion: v1
kind: Pod
metadata:
name: cephfs2
spec:
containers:
- name: cephfs-rw
image: kubernetes/pause
volumeMounts:
- mountPath: "/mnt/cephfs"
name: cephfs
volumes:
- name: cephfs
cephfs:
monitors:
- 10.16.154.78:6789
- 10.16.154.82:6789
- 10.16.154.83:6789
user: admin
secretRef:
name: ceph-secret
readOnly: true

37
examples/cephfs/cephfs.json
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@@ -1,37 +0,0 @@
{
"apiVersion": "v1",
"id": "cephfs",
"kind": "Pod",
"metadata": {
"name": "cephfs"
},
"spec": {
"containers": [
{
"name": "cephfs-rw",
"image": "kubernetes/pause",
"volumeMounts": [
{
"mountPath": "/mnt/cephfs",
"name": "cephfs"
}
]
}
],
"volumes": [
{
"name": "cephfs",
"cephfs": {
"monitors": [
"10.16.154.78:6789",
"10.16.154.82:6789",
"10.16.154.83:6789"
],
"user": "admin",
"secretFile": "/etc/ceph/admin.secret",
"readOnly": true
}
}
]
}
}

21
examples/cephfs/cephfs.yaml Normal file
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@@ -0,0 +1,21 @@
apiVersion: v1
kind: Pod
metadata:
name: cephfs
spec:
containers:
- name: cephfs-rw
image: kubernetes/pause
volumeMounts:
- mountPath: "/mnt/cephfs"
name: cephfs
volumes:
- name: cephfs
cephfs:
monitors:
- 10.16.154.78:6789
- 10.16.154.82:6789
- 10.16.154.83:6789
user: admin
secretFile: "/etc/ceph/admin.secret"
readOnly: true