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Re: [PATCH] qemu-img: fix info --backing-chain --image-opts
From: |
Kevin Wolf |
Subject: |
Re: [PATCH] qemu-img: fix info --backing-chain --image-opts |
Date: |
Tue, 10 Dec 2019 16:02:00 +0100 |
User-agent: |
Mutt/1.12.1 (2019-06-15) |
Am 05.12.2019 um 14:46 hat Stefan Hajnoczi geschrieben:
> Only apply --image-opts to the topmost image when listing an entire
> backing chain. It is incorrect to treat backing filenames as image
> options. Assuming we have the backing chain t.IMGFMT.base <-
> t.IMGFMT.mid <- t.IMGFMT, qemu-img info fails as follows:
>
> $ qemu-img info --backing-chain --image-opts \
> driver=qcow2,file.driver=file,file.filename=t.IMGFMT
> qemu-img: Could not open 'TEST_DIR/t.IMGFMT.mid': Cannot find
> device=TEST_DIR/t.IMGFMT.mid nor node_name=TEST_DIR/t.IMGFMT.mid
>
> Signed-off-by: Stefan Hajnoczi <address@hidden>
> diff --git a/tests/qemu-iotests/279 b/tests/qemu-iotests/279
> new file mode 100755
> index 0000000000..b555a92859
> --- /dev/null
> +++ b/tests/qemu-iotests/279
> @@ -0,0 +1,56 @@
> +#!/usr/bin/env bash
> +#
> +# Test qemu-img --backing-chain --image-opts
> +#
> +# Copyright (C) 2019 Red Hat, Inc.
> +#
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License as published by
> +# the Free Software Foundation; either version 2 of the License, or
> +# (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program. If not, see <http://www.gnu.org/licenses/>.
> +#
> +
> +seq=$(basename "$0")
> +echo "QA output created by $seq"
> +
> +status=1 # failure is the default!
> +
> +_cleanup()
> +{
> + _cleanup_test_img
I'm squashing in this fixup:
diff --git a/tests/qemu-iotests/279 b/tests/qemu-iotests/279
index b555a92859..6682376808 100755
--- a/tests/qemu-iotests/279
+++ b/tests/qemu-iotests/279
@@ -26,6 +26,7 @@ status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
+ rm -f "$TEST_IMG.mid"
}
trap "_cleanup; exit \$status" 0 1 2 3 15
Thanks, applied to the block branch.
Kevin