From 1e2e196ee9d07c53a039f72994ab70dd562b0a91 Mon Sep 17 00:00:00 2001
From: Neil Williams <codehelp@debian.org>
Date: Sun, 17 Jul 2016 16:42:20 +0100
Subject: Handle conversion to qcow2 after umounting

Add unit test support for checking the file format.
---
 bin/vmdebootstrap | 28 ++++++++++++++++++----------
 1 file changed, 18 insertions(+), 10 deletions(-)

(limited to 'bin')

diff --git a/bin/vmdebootstrap b/bin/vmdebootstrap
index b958b9d..38d647c 100755
--- a/bin/vmdebootstrap
+++ b/bin/vmdebootstrap
@@ -313,8 +313,9 @@ class VmDebootstrap(cliapp.Application):  # pylint: disable=too-many-public-meth
                 base.create_tarball(rootdir)
             elif self.settings['squash']:
                 filesystem.squash_rootfs()
-            filesystem.chown()
+            self.umount()
             filesystem.convert_image_to_qcow2()
+            filesystem.chown()
 
         except BaseException as e:
             base.message('EEEK! Something bad happened...')
@@ -350,6 +351,21 @@ class VmDebootstrap(cliapp.Application):  # pylint: disable=too-many-public-meth
         logging.debug('mounted %s on %s', device, mount_point)
         return mount_point
 
+    def umount(self):
+        if not self.settings['image']:
+            return
+        # Umount in the reverse mount order
+        for i in range(len(self.mount_points) - 1, -1, -1):
+            mount_point = self.mount_points[i]
+            try:
+                runcmd(['umount', mount_point], ignore_fail=False)
+            except cliapp.AppException:
+                logging.debug("umount failed, sleeping and trying again")
+                time.sleep(5)
+                runcmd(['umount', mount_point], ignore_fail=False)
+            else:
+                self.mount_points.remove(i)
+
     def partition_image(self):
         """
         Uses fat16 (msdos) partitioning by default, use part-type to change.
@@ -516,15 +532,7 @@ class VmDebootstrap(cliapp.Application):  # pylint: disable=too-many-public-meth
 
         # Umount in the reverse mount order
         if self.settings['image']:
-            for i in range(len(self.mount_points) - 1, -1, -1):
-                mount_point = self.mount_points[i]
-                try:
-                    runcmd(['umount', mount_point], ignore_fail=False)
-                except cliapp.AppException:
-                    logging.debug("umount failed, sleeping and trying again")
-                    time.sleep(5)
-                    runcmd(['umount', mount_point], ignore_fail=False)
-
+            self.umount()
             runcmd(['kpartx', '-d', self.settings['image']], ignore_fail=True)
 
         for dirname in self.remove_dirs:
-- 
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