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CSI inline volumes should support fsGroup

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This commit is contained in:
Jonathan Dobson 2022-03-11 16:12:53 -07:00
parent f10cd679eb
commit 88a1962e56
2 changed files with 38 additions and 12 deletions
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32
pkg/volume/csi/csi_mounter.go
View File

@ -404,19 +404,27 @@ func (c *csiMountMgr) supportsFSGroup(fsType string, fsGroup *int64, driverPolic
return false
}
if c.spec.PersistentVolume == nil {
klog.V(4).Info(log("mounter.SetupAt Warning: skipping fsGroup permission change, no access mode available. The volume may only be accessible to root users."))
return false
if c.spec.PersistentVolume != nil {
if c.spec.PersistentVolume.Spec.AccessModes == nil {
klog.V(4).Info(log("mounter.SetupAt WARNING: skipping fsGroup, access modes not provided"))
return false
}
if !hasReadWriteOnce(c.spec.PersistentVolume.Spec.AccessModes) {
klog.V(4).Info(log("mounter.SetupAt WARNING: skipping fsGroup, only support ReadWriteOnce access mode"))
return false
}
return true
} else if c.spec.Volume != nil && c.spec.Volume.CSI != nil {
if !utilfeature.DefaultFeatureGate.Enabled(features.CSIInlineVolume) {
klog.V(4).Info(log("mounter.SetupAt WARNING: skipping fsGroup, CSIInlineVolume feature required"))
return false
}
// Inline CSI volumes are always mounted with RWO AccessMode by SetUpAt
return true
}
if c.spec.PersistentVolume.Spec.AccessModes == nil {
klog.V(4).Info(log("mounter.SetupAt WARNING: skipping fsGroup, access modes not provided"))
return false
}
if !hasReadWriteOnce(c.spec.PersistentVolume.Spec.AccessModes) {
klog.V(4).Info(log("mounter.SetupAt WARNING: skipping fsGroup, only support ReadWriteOnce access mode"))
return false
}
return true
klog.V(4).Info(log("mounter.SetupAt WARNING: skipping fsGroup, unsupported volume type"))
return false
}
// isDirMounted returns the !notMounted result from IsLikelyNotMountPoint check

18
pkg/volume/csi/csi_mounter_test.go
View File

@ -1201,6 +1201,24 @@ func Test_csiMountMgr_supportsFSGroup(t *testing.T) {
},
want: true,
},
{
name: "driverPolicy is ReadWriteOnceWithFSTypeFSGroupPolicy with CSI inline volume",
args: args{
fsGroup: new(int64),
fsType: "ext4",
driverPolicy: storage.ReadWriteOnceWithFSTypeFSGroupPolicy,
},
fields: fields{
spec: volume.NewSpecFromVolume(&api.Volume{
VolumeSource: api.VolumeSource{
CSI: &api.CSIVolumeSource{
Driver: testDriver,
},
},
}),
},
want: true,
},
}
for _, tt := range tests {