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[Qemu-block] [PATCH v3 3/3] block: test 'blockdev-snapshot' using a file
From: |
Alberto Garcia |
Subject: |
[Qemu-block] [PATCH v3 3/3] block: test 'blockdev-snapshot' using a file BDS as the overlay |
Date: |
Tue, 3 Nov 2015 12:32:37 +0200 |
This test checks that it is not possible to create a snapshot if the
requested overlay node is a BDS which does not support backing images.
Signed-off-by: Alberto Garcia <address@hidden>
---
tests/qemu-iotests/085 | 12 +++++++++++-
tests/qemu-iotests/085.out | 4 ++++
2 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/tests/qemu-iotests/085 b/tests/qemu-iotests/085
index 80e547d..aa77eca 100755
--- a/tests/qemu-iotests/085
+++ b/tests/qemu-iotests/085
@@ -103,7 +103,8 @@ function add_snapshot_image()
{ 'options':
{ 'driver': 'qcow2', 'node-name': 'snap_${1}', ${extra_params}
'file':
- { 'driver': 'file', 'filename': '${snapshot_file}' } } } }"
+ { 'driver': 'file', 'filename': '${snapshot_file}',
+ 'node-name': 'file_${1}' } } } }"
_send_qemu_cmd $h "${cmd}" "return"
}
@@ -187,6 +188,15 @@ add_snapshot_image ${SNAPSHOTS}
blockdev_snapshot ${SNAPSHOTS}
echo
+echo === Invalid command - cannot create a snapshot using a file BDS ===
+echo
+
+_send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot',
+ 'arguments': { 'node':'virtio0',
+ 'overlay':'file_${SNAPSHOTS}' }
+ }" "error"
+
+echo
echo === Invalid command - snapshot node used as active layer ===
echo
diff --git a/tests/qemu-iotests/085.out b/tests/qemu-iotests/085.out
index 52292ea..01c78d6 100644
--- a/tests/qemu-iotests/085.out
+++ b/tests/qemu-iotests/085.out
@@ -62,6 +62,10 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
backing_file=TEST_DIR/
{"return": {}}
{"return": {}}
+=== Invalid command - cannot create a snapshot using a file BDS ===
+
+{"error": {"class": "GenericError", "desc": "The snapshot does not support
backing images"}}
+
=== Invalid command - snapshot node used as active layer ===
{"error": {"class": "GenericError", "desc": "The snapshot is already in use by
virtio0"}}
--
2.6.2