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fs / archiver: convert to handle based interface

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The actual implementation still relies on file paths, but with the
abstraction layer in place, an FS implementation can ensure atomic file
accesses in the future.
This commit is contained in:
Michael Eischer
2024-11-02 20:27:38 +01:00
parent 2f2ce9add2
commit 48dbefc37e
18 changed files with 356 additions and 284 deletions
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11
internal/fs/fs_local_vss.go
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@@ -10,7 +10,6 @@ import (
"github.com/restic/restic/internal/errors"
"github.com/restic/restic/internal/options"
"github.com/restic/restic/internal/restic"
)
// VSSConfig holds extended options of windows volume shadow copy service.
@@ -126,9 +125,9 @@ func (fs *LocalVss) DeleteSnapshots() {
fs.snapshots = activeSnapshots
}
// OpenFile wraps the Open method of the underlying file system.
func (fs *LocalVss) OpenFile(name string, flag int) (File, error) {
return fs.FS.OpenFile(fs.snapshotPath(name), flag)
// OpenFile wraps the OpenFile method of the underlying file system.
func (fs *LocalVss) OpenFile(name string, flag int, metadataOnly bool) (File, error) {
return fs.FS.OpenFile(fs.snapshotPath(name), flag, metadataOnly)
}
// Lstat wraps the Lstat method of the underlying file system.
@@ -136,10 +135,6 @@ func (fs *LocalVss) Lstat(name string) (os.FileInfo, error) {
return fs.FS.Lstat(fs.snapshotPath(name))
}
func (fs *LocalVss) NodeFromFileInfo(path string, fi os.FileInfo, ignoreXattrListError bool) (*restic.Node, error) {
return fs.FS.NodeFromFileInfo(fs.snapshotPath(path), fi, ignoreXattrListError)
}
// isMountPointIncluded is true if given mountpoint included by user.
func (fs *LocalVss) isMountPointIncluded(mountPoint string) bool {
if fs.excludeVolumes == nil {