The NFS Controller returns a non-gRPC error in case the CreateVolume
call for the CephFS volume fails. It is better to return the gRPC-error
that the CephFS Controller passed along.
Signed-off-by: Niels de Vos <ndevos@redhat.com>
Recent versions of Ceph allow calling the NFS-export management
functions over the go-ceph API.
This seems incompatible with older versions that have been tested with
the `ceph nfs` commands that this commit replaces.
Signed-off-by: Niels de Vos <ndevos@redhat.com>
The `ceph nfs export ...` commands have changed in recent Ceph releases.
Use the most recent command as a default, fall back to the older command
when an error is reported.
This shoud make the NFS-provisioner work on any current Ceph version.
Signed-off-by: Niels de Vos <ndevos@redhat.com>
NFSVolume instances are short lived, they only extist for a certain gRPC
procedure. It is easier to store the calling Context in the NFSVolume
struct, than to pass it to some of the functions that require it.
Signed-off-by: Niels de Vos <ndevos@redhat.com>
These NFS Controller and Identity servers are the base for the new
provisioner. The functionality is currently extremely limited, follow-up
PRs will implement various CSI procedures.
CreateVolume is implemented with the bare minimum. This makes it
possible to create a volume, and mount it with the
kubernetes-csi/csi-driver-nfs NodePlugin.
DeleteVolume unexports the volume from the Ceph managed NFS-Ganesha
service. In case the Ceph cluster provides multiple NFS-Ganesha
deployments, things might not work as expected. This is going to be
addressed in follow-up improvements.
Lots of TODO comments need to be resolved before this can be declared
"production ready". Unit- and e2e-tests are missing as well.
Signed-off-by: Niels de Vos <ndevos@redhat.com>
