From: Gui Chen <gui.chen@intel.com>
Date: Mon, 9 Jan 2012 09:38:37 +0000 (+0800)
Subject: more accurate checking for tarball of loop images
X-Git-Tag: 0.5~22
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f3dbb9d27d44cf94267403b89b9ba5a65a12dbd7;p=platform%2Fupstream%2Fmic.git

more accurate checking for tarball of loop images

Signed-off-by: Gui Chen <gui.chen@intel.com>
---

diff --git a/plugins/imager/loop_plugin.py b/plugins/imager/loop_plugin.py
index 649152c..c84efe6 100644
--- a/plugins/imager/loop_plugin.py
+++ b/plugins/imager/loop_plugin.py
@@ -183,10 +183,13 @@ class LoopPlugin(ImagerPlugin):
 
     @classmethod
     def do_chroot(cls, target):
-        import tarfile
-        if tarfile.is_tarfile(target):
-            LoopPlugin._do_chroot_tar(target)
-            return
+        if target.endswith('.tar'):
+            import tarfile
+            if tarfile.is_tarfile(target):
+                LoopPlugin._do_chroot_tar(target)
+                return
+            else:
+                raise errors.CreatorError("damaged tarball for loop images")
 
         img = target
         imgsize = misc.get_file_size(img) * 1024L * 1024L