[#50656] Use pigz instead of gunzip if possible

antmicro · Nov 6, 2023 · 4a6a088 · 4a6a088
1 parent ddcef26
commit 4a6a088
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/dockersave/__init__.py b/dockersave/__init__.py
@@ -277,7 +277,12 @@ def download(self, path="", layersdir=None, tar=False, rm=False, gunzip=False, x
             if gunzip:
                 gzpath = join(inner_dir, "layer.tar.gz")
                 os.rename(tarpath, gzpath)
-                subprocess.run("gunzip {}".format(gzpath), shell=True, check=True)
+                if shutil.which("pigz") is not None:
+                    cmd = "pigz -d"
+                else:
+                    cmd = "gunzip"
+
+                subprocess.run(f"{cmd} {gzpath}", shell=True, check=True)