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cleanup: move core functions to core pkg

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as we are refractoring the cephfs code,
Moving all the core functions to a new folder
/pkg called core. This will make things easier
to implement. For now onwards all the core
functionalities will be added to the core
package.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2021-09-16 19:17:57 +05:30
committed by mergify[bot]
parent 64ade1d4c3
commit b1ef842640
15 changed files with 320 additions and 285 deletions
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43
internal/cephfs/nodeserver.go
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@ -23,7 +23,9 @@ import (
"os"
"strings"
"github.com/ceph/ceph-csi/internal/cephfs/core"
cerrors "github.com/ceph/ceph-csi/internal/cephfs/errors"
fsutil "github.com/ceph/ceph-csi/internal/cephfs/util"
csicommon "github.com/ceph/ceph-csi/internal/csi-common"
"github.com/ceph/ceph-csi/internal/util"
"github.com/ceph/ceph-csi/internal/util/log"
@ -42,7 +44,9 @@ type NodeServer struct {
VolumeLocks *util.VolumeLocks
}
func getCredentialsForVolume(volOptions *volumeOptions, req *csi.NodeStageVolumeRequest) (*util.Credentials, error) {
func getCredentialsForVolume(
volOptions *core.VolumeOptions,
req *csi.NodeStageVolumeRequest) (*util.Credentials, error) {
var (
err error
cr *util.Credentials
@ -72,7 +76,7 @@ func getCredentialsForVolume(volOptions *volumeOptions, req *csi.NodeStageVolume
func (ns *NodeServer) NodeStageVolume(
ctx context.Context,
req *csi.NodeStageVolumeRequest) (*csi.NodeStageVolumeResponse, error) {
var volOptions *volumeOptions
var volOptions *core.VolumeOptions
if err := util.ValidateNodeStageVolumeRequest(req); err != nil {
return nil, err
}
@ -80,7 +84,7 @@ func (ns *NodeServer) NodeStageVolume(
// Configuration
stagingTargetPath := req.GetStagingTargetPath()
volID := volumeID(req.GetVolumeId())
volID := fsutil.VolumeID(req.GetVolumeId())
if acquired := ns.VolumeLocks.TryAcquire(req.GetVolumeId()); !acquired {
log.ErrorLog(ctx, util.VolumeOperationAlreadyExistsFmt, volID)
@ -89,21 +93,21 @@ func (ns *NodeServer) NodeStageVolume(
}
defer ns.VolumeLocks.Release(req.GetVolumeId())
volOptions, _, err := newVolumeOptionsFromVolID(ctx, string(volID), req.GetVolumeContext(), req.GetSecrets())
volOptions, _, err := core.NewVolumeOptionsFromVolID(ctx, string(volID), req.GetVolumeContext(), req.GetSecrets())
if err != nil {
if !errors.Is(err, cerrors.ErrInvalidVolID) {
return nil, status.Error(codes.Internal, err.Error())
}
// gets mon IPs from the supplied cluster info
volOptions, _, err = newVolumeOptionsFromStaticVolume(string(volID), req.GetVolumeContext())
volOptions, _, err = core.NewVolumeOptionsFromStaticVolume(string(volID), req.GetVolumeContext())
if err != nil {
if !errors.Is(err, cerrors.ErrNonStaticVolume) {
return nil, status.Error(codes.Internal, err.Error())
}
// get mon IPs from the volume context
volOptions, _, err = newVolumeOptionsFromMonitorList(string(volID), req.GetVolumeContext(),
volOptions, _, err = core.NewVolumeOptionsFromMonitorList(string(volID), req.GetVolumeContext(),
req.GetSecrets())
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
@ -137,9 +141,9 @@ func (ns *NodeServer) NodeStageVolume(
return &csi.NodeStageVolumeResponse{}, nil
}
func (*NodeServer) mount(ctx context.Context, volOptions *volumeOptions, req *csi.NodeStageVolumeRequest) error {
func (*NodeServer) mount(ctx context.Context, volOptions *core.VolumeOptions, req *csi.NodeStageVolumeRequest) error {
stagingTargetPath := req.GetStagingTargetPath()
volID := volumeID(req.GetVolumeId())
volID := fsutil.VolumeID(req.GetVolumeId())
cr, err := getCredentialsForVolume(volOptions, req)
if err != nil {
@ -149,14 +153,14 @@ func (*NodeServer) mount(ctx context.Context, volOptions *volumeOptions, req *cs
}
defer cr.DeleteCredentials()
m, err := newMounter(volOptions)
m, err := core.NewMounter(volOptions)
if err != nil {
log.ErrorLog(ctx, "failed to create mounter for volume %s: %v", volID, err)
return status.Error(codes.Internal, err.Error())
}
log.DebugLog(ctx, "cephfs: mounting volume %s with %s", volID, m.name())
log.DebugLog(ctx, "cephfs: mounting volume %s with %s", volID, m.Name())
readOnly := "ro"
fuseMountOptions := strings.Split(volOptions.FuseMountOptions, ",")
@ -165,12 +169,12 @@ func (*NodeServer) mount(ctx context.Context, volOptions *volumeOptions, req *cs
if req.VolumeCapability.AccessMode.Mode == csi.VolumeCapability_AccessMode_MULTI_NODE_READER_ONLY ||
req.VolumeCapability.AccessMode.Mode == csi.VolumeCapability_AccessMode_SINGLE_NODE_READER_ONLY {
switch m.(type) {
case *fuseMounter:
case *core.FuseMounter:
if !csicommon.MountOptionContains(strings.Split(volOptions.FuseMountOptions, ","), readOnly) {
volOptions.FuseMountOptions = util.MountOptionsAdd(volOptions.FuseMountOptions, readOnly)
fuseMountOptions = append(fuseMountOptions, readOnly)
}
case *kernelMounter:
case *core.KernelMounter:
if !csicommon.MountOptionContains(strings.Split(volOptions.KernelMountOptions, ","), readOnly) {
volOptions.KernelMountOptions = util.MountOptionsAdd(volOptions.KernelMountOptions, readOnly)
kernelMountOptions = append(kernelMountOptions, readOnly)
@ -178,7 +182,7 @@ func (*NodeServer) mount(ctx context.Context, volOptions *volumeOptions, req *cs
}
}
if err = m.mount(ctx, stagingTargetPath, cr, volOptions); err != nil {
if err = m.Mount(ctx, stagingTargetPath, cr, volOptions); err != nil {
log.ErrorLog(ctx,
"failed to mount volume %s: %v Check dmesg logs if required.",
volID,
@ -197,7 +201,7 @@ func (*NodeServer) mount(ctx context.Context, volOptions *volumeOptions, req *cs
stagingTargetPath,
volID,
err)
uErr := unmountVolume(ctx, stagingTargetPath)
uErr := core.UnmountVolume(ctx, stagingTargetPath)
if uErr != nil {
log.ErrorLog(
ctx,
@ -259,7 +263,12 @@ func (ns *NodeServer) NodePublishVolume(
// It's not, mount now
if err = bindMount(ctx, req.GetStagingTargetPath(), req.GetTargetPath(), req.GetReadonly(), mountOptions); err != nil {
if err = core.BindMount(
ctx,
req.GetStagingTargetPath(),
req.GetTargetPath(),
req.GetReadonly(),
mountOptions); err != nil {
log.ErrorLog(ctx, "failed to bind-mount volume %s: %v", volID, err)
return nil, status.Error(codes.Internal, err.Error())
@ -301,7 +310,7 @@ func (ns *NodeServer) NodeUnpublishVolume(
}
// Unmount the bind-mount
if err = unmountVolume(ctx, targetPath); err != nil {
if err = core.UnmountVolume(ctx, targetPath); err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
@ -349,7 +358,7 @@ func (ns *NodeServer) NodeUnstageVolume(
return &csi.NodeUnstageVolumeResponse{}, nil
}
// Unmount the volume
if err = unmountVolume(ctx, stagingTargetPath); err != nil {
if err = core.UnmountVolume(ctx, stagingTargetPath); err != nil {
return nil, status.Error(codes.Internal, err.Error())
}