QubesOS/qubes-core-admin-linux
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Moved create private.img before yum.
Shutdown templatevm first -- don't want to query possibly compromised vm running old private.img.
Issue #2061
This commit is contained in:
ttasket 2016-06-21 15:15:34 -04:00 committed by GitHub
parent ef1ab34234
commit fbb58918af
1 changed files with 12 additions and 8 deletions
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20
dom0-updates/qubes-dom0-update
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@ -71,6 +71,9 @@ if [ "$YUM_ACTION" == "reinstall" ] && [[ "$PKGS" == *"qubes-template-"* ]]; the
if [[ "$ONEPKG" == "qubes-template-"* ]] && [[ "$ONEPKG" == "${PKGS#\ }" ]]; then # test "$PKGS" minus space
# Prepare to backup template root.img in case reinstall doesn't complete.
TEMPLATE=${ONEPKG#qubes-template-}
if qvm-shutdown --wait $TEMPLATE ; then
echo "Template VM halted"
fi
if ! TEMPLATE_NETVM=`qvm-prefs --force-root $TEMPLATE netvm` \
|| ! BAK_TEMPLATE_ROOT=`qvm-prefs --force-root $TEMPLATE root_img` \
|| ! BAK_TEMPLATE_PRIVATE=`qvm-prefs --force-root $TEMPLATE private_img` ; then
@ -189,29 +192,30 @@ if [ "x$PKGS" != "x" ]; then
echo "Creating img backup files"
mv "$BAK_TEMPLATE_ROOT" "$BAK_TEMPLATE_ROOT-bak"
mv "$BAK_TEMPLATE_PRIVATE" "$BAK_TEMPLATE_PRIVATE-bak"
TDIR=`qvm-prefs --force-root $TEMPLATE dir`
rm -f "$TDIR/volatile.img"
echo "--> Creating private.img..."
truncate -s 2G $BAK_TEMPLATE_PRIVATE
mkfs.ext4 -m 0 -q -F $BAK_TEMPLATE_PRIVATE
chown root:qubes $BAK_TEMPLATE_PRIVATE
chmod 0660 $BAK_TEMPLATE_PRIVATE
fi
yum $YUM_OPTS $YUM_ACTION $PKGS ; RETCODE=$?
if [[ -n "$BAK_TEMPLATE_ROOT" ]] ; then # Handle template details
if [ ! -f "$BAK_TEMPLATE_PRIVATE" ] ; then # Old template script did not create img
echo "--> Creating private.img..."
truncate -s 2G $BAK_TEMPLATE_PRIVATE
mkfs.ext4 -m 0 -q -F $BAK_TEMPLATE_PRIVATE
chown root:qubes $BAK_TEMPLATE_PRIVATE
chmod 0660 $BAK_TEMPLATE_PRIVATE
fi
if [ $RETCODE -eq 0 ] ; then
# Reinstall went OK, remove backup files.
rm -f "$BAK_TEMPLATE_ROOT-bak"
rm -f "$BAK_TEMPLATE_PRIVATE-bak"
else
echo "YUM ERROR: Restoring img files"
echo "Yum exit: Restoring img files"
mv "$BAK_TEMPLATE_ROOT-bak" "$BAK_TEMPLATE_ROOT"
mv "$BAK_TEMPLATE_PRIVATE-bak" "$BAK_TEMPLATE_PRIVATE"
fi
if ! qvm-prefs --force-root -s $TEMPLATE netvm $TEMPLATE_NETVM ; then
echo "ERROR: NetVM setting could not be restored!"
exit 1
fi
fi
elif [ -f /var/lib/qubes/updates/repodata/repomd.xml ]; then