ceph-csi/deploy/cephfs/kubernetes/csi-cephfsplugin-provisioner.yaml
ShyamsundarR b9cd0e18ad Make CephFS plugin stateless reusing RADOS based journal scheme
This is a part of the stateless set of commits for CephCSI.

This commit removes the dependency on config maps to store cephFS provisioned
volumes, and instead relies on RADOS based objects and keys, and required
CSI VolumeID encoding to detect the provisioned volumes.

Changes:
- Provide backward compatibility to provisioned volumes by older plugin versions (1.0.0 or older)
- Remove Create/Delete support for statically provisioned volumes (fixes #382)
- Added namespace support to RADOS OMaps and used the same to store RADOS CSI objects and keys in the CephFS metadata pool
- Added support to mention fsname for CephFS provisioning (fixes #359)
- Changed field name in CSI Identifier to 'location', to denote a pool or fscid
- Updated mounter cache to use new scheme
- Required Helm manifests are updated
- Required documentation and other manifests are updated
- Made driver option 'metadatastorage' as optional, as fresh installs do not need to specify the same

Testing done:
- Create/Mount/Delete PVC
- Create/Delete 5 PVCs
- Mount version 1.0.0 PVC
- Delete version 1.0.0 PV
- Mount Statically defined PV/PVC/Pod
- Mount Statically defined version 1.0.0 PV/PVC/Pod
- Delete Statically defined version 1.0.0 PV/PVC/Pod
- Node restart when mounted to test mountcache
- Use InstanceID other than 'default'
- RBD basic round of tests, as namespace is added to OMaps
- csitest against ceph-fs plugin
  - NOTE: CephFS plugin still does not detect and address already created
  volumes but of a different size
- Test not providing any value to the metadata storage parameter

Signed-off-by: ShyamsundarR <srangana@redhat.com>
2019-05-30 06:20:35 -04:00

109 lines
3.0 KiB
YAML

---
kind: Service
apiVersion: v1
metadata:
name: csi-cephfsplugin-provisioner
labels:
app: csi-cephfsplugin-provisioner
spec:
selector:
app: csi-cephfsplugin-provisioner
ports:
- name: dummy
port: 12345
---
kind: StatefulSet
apiVersion: apps/v1beta1
metadata:
name: csi-cephfsplugin-provisioner
spec:
serviceName: "csi-cephfsplugin-provisioner"
replicas: 1
template:
metadata:
labels:
app: csi-cephfsplugin-provisioner
spec:
serviceAccount: cephfs-csi-provisioner
containers:
- name: csi-provisioner
image: quay.io/k8scsi/csi-provisioner:v1.0.1
args:
- "--csi-address=$(ADDRESS)"
- "--v=5"
env:
- name: ADDRESS
value: unix:///csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: csi-cephfsplugin-attacher
image: quay.io/k8scsi/csi-attacher:v1.0.1
args:
- "--v=5"
- "--csi-address=$(ADDRESS)"
env:
- name: ADDRESS
value: /csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: csi-cephfsplugin
securityContext:
privileged: true
capabilities:
add: ["SYS_ADMIN"]
# for stable functionality replace canary with latest release version
image: quay.io/cephcsi/cephcsi:canary
args:
- "--nodeid=$(NODE_ID)"
- "--type=cephfs"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=cephfs.csi.ceph.com"
- "--metadatastorage=k8s_configmap"
env:
- name: NODE_ID
valueFrom:
fieldRef:
fieldPath: spec.nodeName
- name: POD_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
- name: CSI_ENDPOINT
value: unix:///csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: host-sys
mountPath: /sys
- name: lib-modules
mountPath: /lib/modules
readOnly: true
- name: host-dev
mountPath: /dev
- name: ceph-csi-config
mountPath: /etc/ceph-csi-config/
volumes:
- name: socket-dir
hostPath:
path: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
type: DirectoryOrCreate
- name: host-sys
hostPath:
path: /sys
- name: lib-modules
hostPath:
path: /lib/modules
- name: host-dev
hostPath:
path: /dev
- name: ceph-csi-config
configMap:
name: ceph-csi-config