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util: Add RBD specific options in clusterInfo

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As the netNamespaceFilePath can be separate for
both cephfs and rbd adding the netNamespaceFilePath
path for RBD, This will help us to keep RBD and
CephFS specific options separately.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2022-04-18 11:27:04 +05:30 committed by mergify[bot]
parent 2b71aac752
commit 766346868e
6 changed files with 38 additions and 28 deletions
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3
charts/ceph-csi-rbd/values.yaml
View File

@ -25,7 +25,8 @@ serviceAccounts:
# monitors:
# - "<MONValue1>"
# - "<MONValue2>"
# netNamespaceFilePath: "{{ .kubeletDir }}/plugins/{{ .driverName }}/net"
# rbd:
# netNamespaceFilePath: "{{ .kubeletDir }}/plugins/{{ .driverName }}/net"
csiConfig: []
# Configuration details of clusterID,PoolID and FscID mapping

10
examples/csi-config-map-sample.yaml
View File

@ -20,10 +20,10 @@ kind: ConfigMap
# NOTE: Make sure you don't add radosNamespace option to a currently in use
# configuration as it will cause issues.
# The field "cephFS.subvolumeGroup" is optional and defaults to "csi".
# The <netNamespaceFilePath#> fields are the various network namespace
# The "rbd.netNamespaceFilePath" fields are the various network namespace
# path for the Ceph cluster identified by the <cluster-id>, This will be used
# by the CSI plugin to execute the rbd map/unmap and mount -t commands in the
# network namespace specified by the <netNamespaceFilePath#>.
# by the RBD CSI plugin to execute the rbd map/unmap in the
# network namespace specified by the "rbd.netNamespaceFilePath".
# If a CSI plugin is using more than one Ceph cluster, repeat the section for
# each such cluster in use.
# NOTE: Changes to the configmap is automatically updated in the running pods,
@ -43,7 +43,9 @@ data:
{
"clusterID": "<cluster-id>",
"radosNamespace": "<rados-namespace>",
"netNamespaceFilePath": "<kubeletRootPath>/plugins/rbd.csi.ceph.com/net",
"rbd": {
"netNamespaceFilePath": "<kubeletRootPath>/plugins/rbd.csi.ceph.com/net",
},
"monitors": [
"<MONValue1>",
"<MONValue2>",

5
internal/cephfs/nodeserver.go
View File

@ -126,11 +126,6 @@ func (ns *NodeServer) NodeStageVolume(
}
defer volOptions.Destroy()
volOptions.NetNamespaceFilePath, err = util.GetNetNamespaceFilePath(util.CsiConfigFile, volOptions.ClusterID)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
mnt, err := mounter.New(volOptions)
if err != nil {
log.ErrorLog(ctx, "failed to create mounter for volume %s: %v", volID, err)

2
internal/rbd/nodeserver.go
View File

@ -332,7 +332,7 @@ func (ns *NodeServer) NodeStageVolume(
}
defer rv.Destroy()
rv.NetNamespaceFilePath, err = util.GetNetNamespaceFilePath(util.CsiConfigFile, rv.ClusterID)
rv.NetNamespaceFilePath, err = util.GetRBDNetNamespaceFilePath(util.CsiConfigFile, rv.ClusterID)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}

12
internal/util/csiconfig.go
View File

@ -49,8 +49,12 @@ type ClusterInfo struct {
// SubvolumeGroup contains the name of the SubvolumeGroup for CSI volumes
SubvolumeGroup string `json:"subvolumeGroup"`
} `json:"cephFS"`
// symlink filepath for the network namespace where we need to execute commands.
NetNamespaceFilePath string `json:"netNamespaceFilePath"`
// RBD Contains RBD specific options
RBD struct {
// symlink filepath for the network namespace where we need to execute commands.
NetNamespaceFilePath string `json:"netNamespaceFilePath"`
} `json:"rbd"`
}
// Expected JSON structure in the passed in config file is,
@ -164,11 +168,11 @@ func GetClusterID(options map[string]string) (string, error) {
return clusterID, nil
}
func GetNetNamespaceFilePath(pathToConfig, clusterID string) (string, error) {
func GetRBDNetNamespaceFilePath(pathToConfig, clusterID string) (string, error) {
cluster, err := readClusterInfo(pathToConfig, clusterID)
if err != nil {
return "", err
}
return cluster.NetNamespaceFilePath, nil
return cluster.RBD.NetNamespaceFilePath, nil
}

34
internal/util/csiconfig_test.go
View File

@ -140,7 +140,7 @@ func TestCSIConfig(t *testing.T) {
}
}
func TestGetNetNamespaceFilePath(t *testing.T) {
func TestGetRBDNetNamespaceFilePath(t *testing.T) {
t.Parallel()
tests := []struct {
name string
@ -148,17 +148,17 @@ func TestGetNetNamespaceFilePath(t *testing.T) {
want string
}{
{
name: "get NetNamespaceFilePath for cluster-1",
name: "get RBD NetNamespaceFilePath for cluster-1",
clusterID: "cluster-1",
want: "/var/lib/kubelet/plugins/rbd.ceph.csi.com/cluster1-net",
},
{
name: "get NetNamespaceFilePath for cluster-2",
name: "get RBD NetNamespaceFilePath for cluster-2",
clusterID: "cluster-2",
want: "/var/lib/kubelet/plugins/rbd.ceph.csi.com/cluster2-net",
},
{
name: "when NetNamespaceFilePath is empty",
name: "when RBD NetNamespaceFilePath is empty",
clusterID: "cluster-3",
want: "",
},
@ -166,14 +166,22 @@ func TestGetNetNamespaceFilePath(t *testing.T) {
csiConfig := []ClusterInfo{
{
ClusterID: "cluster-1",
Monitors: []string{"ip-1", "ip-2"},
NetNamespaceFilePath: "/var/lib/kubelet/plugins/rbd.ceph.csi.com/cluster1-net",
ClusterID: "cluster-1",
Monitors: []string{"ip-1", "ip-2"},
RBD: struct {
NetNamespaceFilePath string `json:"netNamespaceFilePath"`
}{
NetNamespaceFilePath: "/var/lib/kubelet/plugins/rbd.ceph.csi.com/cluster1-net",
},
},
{
ClusterID: "cluster-2",
Monitors: []string{"ip-3", "ip-4"},
NetNamespaceFilePath: "/var/lib/kubelet/plugins/rbd.ceph.csi.com/cluster2-net",
ClusterID: "cluster-2",
Monitors: []string{"ip-3", "ip-4"},
RBD: struct {
NetNamespaceFilePath string `json:"netNamespaceFilePath"`
}{
NetNamespaceFilePath: "/var/lib/kubelet/plugins/rbd.ceph.csi.com/cluster2-net",
},
},
{
ClusterID: "cluster-3",
@ -193,14 +201,14 @@ func TestGetNetNamespaceFilePath(t *testing.T) {
ts := tt
t.Run(ts.name, func(t *testing.T) {
t.Parallel()
got, err := GetNetNamespaceFilePath(tmpConfPath, ts.clusterID)
got, err := GetRBDNetNamespaceFilePath(tmpConfPath, ts.clusterID)
if err != nil {
t.Errorf("GetNetNamespaceFilePath() error = %v", err)
t.Errorf("GetRBDNetNamespaceFilePath() error = %v", err)
return
}
if got != ts.want {
t.Errorf("GetNetNamespaceFilePath() = %v, want %v", got, ts.want)
t.Errorf("GetRBDNetNamespaceFilePath() = %v, want %v", got, ts.want)
}
})
}