fixed issue #17

- raised file put warning if the file at local is a symlink
- used the file size of the symlink target for size mismatch check

internal/cmd/repocli/cli.go

@@ -17,6 +17,7 @@ import (
 
 	dav "github.com/studio-b12/gowebdav"
 
+	"github.com/Donders-Institute/tg-toolset-golang/pkg/logger"
 	log "github.com/Donders-Institute/tg-toolset-golang/pkg/logger"
 	"github.com/spf13/cobra"
 
@@ -1421,6 +1422,11 @@ func putRepoFile(pfinfoLocal, pfinfoRepo pathFileInfo, showProgress bool) error
 		}
 		defer reader.Close()
 
+		// print a warning if the file is a symbolic link
+		if pfinfoLocal.info.Mode()&fs.ModeSymlink != 0 {
+			logger.Warnf("%s is a symbolic link", pfinfoLocal.path)
+		}
+
 		// read pathRepo and write to pathLocal, the mode is not actually useful (!?)
 		err = cli.WriteStream(pfinfoRepo.path, reader, pfinfoLocal.info.Mode())
 		if err != nil {
@@ -1433,8 +1439,16 @@ func putRepoFile(pfinfoLocal, pfinfoRepo pathFileInfo, showProgress bool) error
 			return fmt.Errorf("cannot stat %s at the repository: %s", pfinfoRepo.path, err)
 		}
 
-		if f.Size() != pfinfoLocal.info.Size() {
-			return fmt.Errorf("file size %s mis-match: %d != %d", pfinfoRepo.path, f.Size(), pfinfoLocal.info.Size())
+		// get actual file size if pfinfoLocal.info.Mode() == fs.ModeSymlink
+		lsize := pfinfoLocal.info.Size()
+		if pfinfoLocal.info.Mode()&fs.ModeSymlink != 0 {
+			if tinfo, err := os.Stat(pfinfoLocal.path); err == nil {
+				lsize = tinfo.Size()
+			}
+		}
+
+		if f.Size() != lsize {
+			return fmt.Errorf("file size %s mis-match: %d != %d", pfinfoRepo.path, f.Size(), lsize)
 		}
 
 		// TODO: this jumps from 0% to 100% ... not ideal but there is no way with to get upload progression with the webdav client library