diff options
Diffstat (limited to 'cli/internal/cacheitem/restore_regular.go')
| -rw-r--r-- | cli/internal/cacheitem/restore_regular.go | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/cli/internal/cacheitem/restore_regular.go b/cli/internal/cacheitem/restore_regular.go deleted file mode 100644 index ed8946e..0000000 --- a/cli/internal/cacheitem/restore_regular.go +++ /dev/null @@ -1,46 +0,0 @@ -package cacheitem - -import ( - "archive/tar" - "io" - "os" - - "github.com/vercel/turbo/cli/internal/turbopath" -) - -// restoreRegular restores a file. -func restoreRegular(dirCache *cachedDirTree, anchor turbopath.AbsoluteSystemPath, header *tar.Header, reader *tar.Reader) (turbopath.AnchoredSystemPath, error) { - // Assuming this was a `turbo`-created input, we currently have an AnchoredUnixPath. - // Assuming this is malicious input we don't really care if we do the wrong thing. - processedName, err := canonicalizeName(header.Name) - if err != nil { - return "", err - } - - // We need to traverse `processedName` from base to root split at - // `os.Separator` to make sure we don't end up following a symlink - // outside of the restore path. - if err := safeMkdirFile(dirCache, anchor, processedName, header.Mode); err != nil { - return "", err - } - - // Create the file. - if f, err := processedName.RestoreAnchor(anchor).OpenFile(os.O_WRONLY|os.O_TRUNC|os.O_CREATE, os.FileMode(header.Mode)); err != nil { - return "", err - } else if _, err := io.Copy(f, reader); err != nil { - return "", err - } else if err := f.Close(); err != nil { - return "", err - } - return processedName, nil -} - -// safeMkdirAll creates all directories, assuming that the leaf node is a file. -func safeMkdirFile(dirCache *cachedDirTree, anchor turbopath.AbsoluteSystemPath, processedName turbopath.AnchoredSystemPath, mode int64) error { - isRootFile := processedName.Dir() == "." - if !isRootFile { - return safeMkdirAll(dirCache, anchor, processedName.Dir(), 0755) - } - - return nil -} |
