Commit Graph

5 Commits

Author SHA1 Message Date
Niels de Vos
0e7b06e9d0 build: address 'copyloopvar' linter warning
golangci-lint reports these:

    The copy of the 'for' variable "kmsID" can be deleted (Go 1.22+)
    (copyloopvar)

Signed-off-by: Niels de Vos <ndevos@ibm.com>
2024-04-29 14:36:48 +00:00
Praveen M
4d466843b9 cephfs: add read affinity mount option
This commit makes use of crush location labels from node
labels to supply `crush_location` and `read_from_replica=localize`
options during mount. Using these options, cephfs
will be able to redirect reads to the closest OSD,
improving performance.

Signed-off-by: Praveen M <m.praveen@ibm.com>
2023-11-22 13:13:01 +00:00
Niels de Vos
53c94efc02 build: address gocritic warnings
Signed-off-by: Niels de Vos <ndevos@ibm.com>
2023-06-05 04:49:46 +00:00
Niels de Vos
b7703faf37 util: make inode metrics optional in FilesystemNodeGetVolumeStats()
CephFS does not have a concept of "free inodes", inodes get allocated
on-demand in the filesystem.

This confuses alerting managers that expect a (high) number of free
inodes, and warnings get produced if the number of free inodes is not
high enough. This causes alerts to always get reported for CephFS.

To prevent the false-positive alerts from happening, the
NodeGetVolumeStats procedure for CephFS (and CephNFS) will not contain
inodes in the reply anymore.

See-also: https://bugzilla.redhat.com/2128263
Signed-off-by: Niels de Vos <ndevos@redhat.com>
2022-10-13 19:02:47 +00:00
Rakshith R
3d3c029471 nfs: add nodeserver within cephcsi
This commit adds nfs nodeserver capable of
mounting nfs volumes, even with pod networking
using NSenter design similar to rbd and cephfs.
NodePublish, NodeUnpublish, NodeGetVolumeStats
and NodeGetCapabilities have been implemented.

The nodeserver implementation has been inspired
from https://github.com/kubernetes-csi/csi-driver-nfs,
which was previously used for mounted cephcsi exported
nfs volumes. The current implementation is also
backward compatible for the previously created
PVCs.

Signed-off-by: Rakshith R <rar@redhat.com>
2022-08-09 13:36:03 +00:00