From 72620f05ee7306dcdd209e0e527b7a4c92bcb98d Mon Sep 17 00:00:00 2001
From: Max Reitz <mreitz@redhat.com>
Date: Wed, 6 Nov 2013 16:53:24 +0100
Subject: [PATCH 67/87] qemu-iotests: Try creating huge qcow2 image

RH-Author: Max Reitz <mreitz@redhat.com>
Message-id: <1383756824-6921-2-git-send-email-mreitz@redhat.com>
Patchwork-id: 55556
O-Subject: [RHEL-7.0 qemu-kvm PATCH v2 01/21] qemu-iotests: Try creating huge qcow2 image
Bugzilla: 980771
RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
RH-Acked-by: Fam Zheng <famz@redhat.com>
RH-Acked-by: Jeffrey Cody <jcody@redhat.com>

From: Kevin Wolf <kwolf@redhat.com>

BZ: 980771

It's supposed to fail gracefully instead of segfaulting.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit bd91ecbf5b43b52321c4d938e16a612b9c68bf06)

Signed-off-by: Max Reitz <mreitz@redhat.com>

Conflicts:
	tests/qemu-iotests/group

Conflicts because downstream contains more patches in the group file
than upstream did at the time this patch was originally written.
---
 tests/qemu-iotests/054       | 58 ++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/054.out   | 10 ++++++++
 tests/qemu-iotests/common.rc |  2 +-
 tests/qemu-iotests/group     |  1 +
 4 files changed, 70 insertions(+), 1 deletion(-)
 create mode 100755 tests/qemu-iotests/054
 create mode 100644 tests/qemu-iotests/054.out

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 tests/qemu-iotests/054       |   58 ++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/054.out   |   10 +++++++
 tests/qemu-iotests/common.rc |    2 +-
 tests/qemu-iotests/group     |    1 +
 4 files changed, 70 insertions(+), 1 deletions(-)
 create mode 100755 tests/qemu-iotests/054
 create mode 100644 tests/qemu-iotests/054.out

diff --git a/tests/qemu-iotests/054 b/tests/qemu-iotests/054
new file mode 100755
index 0000000..b360429
--- /dev/null
+++ b/tests/qemu-iotests/054
@@ -0,0 +1,58 @@
+#!/bin/bash
+#
+# Test huge qcow2 images
+#
+# Copyright (C) 2013 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/>.
+#
+
+# creator
+owner=kwolf@redhat.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1	# failure is the default!
+
+_cleanup()
+{
+	_cleanup_test_img
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt qcow2
+_supported_proto generic
+_supported_os Linux
+
+echo
+echo "creating too large image (1 EB)"
+_make_test_img $((1024*1024))T
+
+echo
+echo "creating too large image (1 EB) using qcow2.py"
+_make_test_img 4G
+./qcow2.py $TEST_IMG set-header size $((1024 ** 6))
+_check_test_img
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/054.out b/tests/qemu-iotests/054.out
new file mode 100644
index 0000000..0b2fe30
--- /dev/null
+++ b/tests/qemu-iotests/054.out
@@ -0,0 +1,10 @@
+QA output created by 054
+
+creating too large image (1 EB)
+qemu-img: The image size is too large for file format 'qcow2'
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1152921504606846976 
+
+creating too large image (1 EB) using qcow2.py
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=4294967296 
+qemu-img: Could not open 'TEST_DIR/t.qcow2': File too large
+*** done
diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc
index 764a3eb..28b39e4 100644
--- a/tests/qemu-iotests/common.rc
+++ b/tests/qemu-iotests/common.rc
@@ -173,7 +173,7 @@ _cleanup_test_img()
 
 _check_test_img()
 {
-    $QEMU_IMG check "$@" -f $IMGFMT $TEST_IMG 2>&1 | \
+    $QEMU_IMG check "$@" -f $IMGFMT $TEST_IMG 2>&1 | _filter_testdir | \
         sed -e '/allocated.*fragmented.*compressed clusters/d' \
             -e 's/qemu-img: This image format does not support checks/No errors were found on the image./' \
             -e '/Image end offset: [0-9]\+/d'
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index c841c5e..d02ee96 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -60,6 +60,7 @@
 051 rw auto
 052 rw auto backing
 053 rw auto
+054 rw auto
 059 rw auto
 060 rw auto
 063 rw auto
-- 
1.7.1