From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34264) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dNf6w-0008HZ-HQ for qemu-devel@nongnu.org; Wed, 21 Jun 2017 08:51:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dNf6r-0005OW-Jh for qemu-devel@nongnu.org; Wed, 21 Jun 2017 08:51:54 -0400 From: Max Reitz Date: Wed, 21 Jun 2017 14:50:39 +0200 Message-Id: <20170621125047.30294-18-mreitz@redhat.com> In-Reply-To: <20170621125047.30294-1-mreitz@redhat.com> References: <20170621125047.30294-1-mreitz@redhat.com> Subject: [Qemu-devel] [PATCH v5 17/25] iotests: Add quorum case to test 110 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, Max Reitz , Kevin Wolf , Alberto Garcia , Eric Blake Test 110 tests relative backing filenames for complex BDS trees. Add quorum as an example that can never work automatically (without special-casing if all child nodes have the same base directory), and an example on how to make it work manually (using the base-directory option). Signed-off-by: Max Reitz --- tests/qemu-iotests/110 | 48 ++++++++++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/110.out | 12 ++++++++++++ 2 files changed, 60 insertions(+) diff --git a/tests/qemu-iotests/110 b/tests/qemu-iotests/110 index ba1b3c6..d96b656 100755 --- a/tests/qemu-iotests/110 +++ b/tests/qemu-iotests/110 @@ -30,6 +30,7 @@ status=1 # failure is the default! _cleanup() { _cleanup_test_img + rm -f "$TEST_IMG.copy" } trap "_cleanup; exit \$status" 0 1 2 3 15 @@ -87,6 +88,53 @@ echo # omit the image size; it should work anyway _make_test_img -b "$TEST_IMG_REL.base" +echo +echo '=== Nodes without a common directory ===' +echo + +cp "$TEST_IMG" "$TEST_IMG.copy" + +# Should inform us that the actual path of the backing file cannot be determined +TEST_IMG="json:{ + 'driver': '$IMGFMT', + 'file': { + 'driver': 'quorum', + 'vote-threshold': 1, + 'children': [ + { + 'driver': 'file', + 'filename': '$TEST_IMG' + }, + { + 'driver': 'file', + 'filename': '$TEST_IMG.copy' + } + ] + } +}" _img_info | _filter_img_info + +echo + +# Should work fine +TEST_IMG="json:{ + 'driver': '$IMGFMT', + 'file': { + 'driver': 'quorum', + 'base-directory': '$TEST_DIR/', + 'vote-threshold': 1, + 'children': [ + { + 'driver': 'file', + 'filename': '$TEST_IMG' + }, + { + 'driver': 'file', + 'filename': '$TEST_IMG.copy' + } + ] + } +}" _img_info | _filter_img_info + # success, all done echo '*** done' diff --git a/tests/qemu-iotests/110.out b/tests/qemu-iotests/110.out index 5370bc1..e1845d8 100644 --- a/tests/qemu-iotests/110.out +++ b/tests/qemu-iotests/110.out @@ -19,4 +19,16 @@ backing file: t.IMGFMT.base (actual path: TEST_DIR/t.IMGFMT.base) === Backing name is always relative to the backed image === Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=t.IMGFMT.base + +=== Nodes without a common directory === + +image: json:{"driver": "IMGFMT", "file": {"children": [{"driver": "file", "filename": "TEST_DIR/t.IMGFMT"}, {"driver": "file", "filename": "TEST_DIR/t.IMGFMT.copy"}], "driver": "quorum", "blkverify": false, "rewrite-corrupted": false, "vote-threshold": 1}} +file format: IMGFMT +virtual size: 64M (67108864 bytes) +backing file: t.IMGFMT.base (cannot determine actual path) + +image: json:{"driver": "IMGFMT", "file": {"children": [{"driver": "file", "filename": "TEST_DIR/t.IMGFMT"}, {"driver": "file", "filename": "TEST_DIR/t.IMGFMT.copy"}], "driver": "quorum", "blkverify": false, "rewrite-corrupted": false, "vote-threshold": 1}} +file format: IMGFMT +virtual size: 64M (67108864 bytes) +backing file: t.IMGFMT.base (actual path: TEST_DIR/t.IMGFMT.base) *** done -- 2.9.4