small refactor*
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parent
b6b541e050
commit
24a4d30275
232 changed files with 2164 additions and 1906 deletions
server/pkg/go-nfs
85
server/pkg/go-nfs/nfs_onremove.go
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85
server/pkg/go-nfs/nfs_onremove.go
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package nfs
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import (
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"bytes"
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"context"
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"errors"
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"os"
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"github.com/willscott/go-nfs-client/nfs/xdr"
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)
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func onRemove(ctx context.Context, w *response, userHandle Handler) error {
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w.errorFmt = wccDataErrorFormatter
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obj := DirOpArg{}
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if err := xdr.Read(w.req.Body, &obj); err != nil {
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return &NFSStatusError{NFSStatusInval, err}
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}
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fs, path, err := userHandle.FromHandle(ctx, obj.Handle)
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if err != nil {
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return &NFSStatusError{NFSStatusStale, err}
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}
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// TODO
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// if !CapabilityCheck(fs, billy.WriteCapability) {
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// return &NFSStatusError{NFSStatusROFS, os.ErrPermission}
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// }
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if len(string(obj.Filename)) > PathNameMax {
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return &NFSStatusError{NFSStatusNameTooLong, nil}
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}
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fullPath := fs.Join(path...)
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dirInfo, err := fs.Stat(ctx, fullPath)
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if err != nil {
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if os.IsNotExist(err) {
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return &NFSStatusError{NFSStatusNoEnt, err}
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}
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if os.IsPermission(err) {
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return &NFSStatusError{NFSStatusAccess, err}
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}
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if errors.Is(err, context.DeadlineExceeded) {
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return &NFSStatusError{timeoutStatus, err}
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}
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return &NFSStatusError{NFSStatusIO, err}
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}
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if !dirInfo.IsDir() {
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return &NFSStatusError{NFSStatusNotDir, nil}
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}
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preCacheData := ToFileAttribute(dirInfo, fullPath).AsCache()
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toDelete := fs.Join(append(path, string(obj.Filename))...)
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toDeleteHandle := userHandle.ToHandle(ctx, fs, append(path, string(obj.Filename)))
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err = fs.Remove(ctx, toDelete)
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if err != nil {
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if os.IsNotExist(err) {
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return &NFSStatusError{NFSStatusNoEnt, err}
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}
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if os.IsPermission(err) {
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return &NFSStatusError{NFSStatusAccess, err}
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}
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if errors.Is(err, context.DeadlineExceeded) {
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return &NFSStatusError{timeoutStatus, err}
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}
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return &NFSStatusError{NFSStatusIO, err}
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}
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if err := userHandle.InvalidateHandle(ctx, fs, toDeleteHandle); err != nil {
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return &NFSStatusError{NFSStatusServerFault, err}
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}
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writer := bytes.NewBuffer([]byte{})
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if err := xdr.Write(writer, uint32(NFSStatusOk)); err != nil {
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return &NFSStatusError{NFSStatusServerFault, err}
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}
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if err := WriteWcc(writer, preCacheData, tryStat(ctx, fs, path)); err != nil {
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return &NFSStatusError{NFSStatusServerFault, err}
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}
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if err := w.Write(writer.Bytes()); err != nil {
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return &NFSStatusError{NFSStatusServerFault, err}
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}
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return nil
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}
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