qemu-iotests: Test vdi image creation with QMP

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>

1 files changed, 246 insertions, 0 deletions

diff --git a/tests/qemu-iotests/211 b/tests/qemu-iotests/211
new file mode 100755
index 0000000000..1edec26517
--- /dev/null
+++ b/tests/qemu-iotests/211
@@ -0,0 +1,246 @@
+#!/bin/bash
+#
+# Test VDI and file image creation
+#
+# Copyright (C) 2018 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 $seq"
+
+here=`pwd`
+status=1	# failure is the default!
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt vdi
+_supported_proto file
+_supported_os Linux
+
+function do_run_qemu()
+{
+    echo Testing: "$@"
+    $QEMU -nographic -qmp stdio -serial none "$@"
+    echo
+}
+
+function run_qemu()
+{
+    do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qmp \
+                          | _filter_qemu | _filter_imgfmt \
+                          | _filter_actual_image_size
+}
+
+echo
+echo "=== Successful image creation (defaults) ==="
+echo
+
+size=$((128 * 1024 * 1024))
+
+run_qemu <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "file",
+      "filename": "$TEST_IMG",
+      "size": 0
+  }
+}
+{ "execute": "blockdev-add",
+  "arguments": {
+      "driver": "file",
+      "node-name": "imgfile",
+      "filename": "$TEST_IMG"
+  }
+}
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "imgfile",
+      "size": $size
+  }
+}
+{ "execute": "quit" }
+EOF
+
+_img_info --format-specific | _filter_img_info --format-specific
+$QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map
+
+echo
+echo "=== Successful image creation (explicit defaults) ==="
+echo
+
+# Choose a different size to show that we got a new image
+size=$((64 * 1024 * 1024))
+
+run_qemu <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "file",
+      "filename": "$TEST_IMG",
+      "size": 0
+  }
+}
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": {
+          "driver": "file",
+          "filename": "$TEST_IMG"
+      },
+      "size": $size,
+      "preallocation": "off"
+  }
+}
+{ "execute": "quit" }
+EOF
+
+_img_info --format-specific | _filter_img_info --format-specific
+$QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map
+
+echo
+echo "=== Successful image creation (with non-default options) ==="
+echo
+
+# Choose a different size to show that we got a new image
+size=$((32 * 1024 * 1024))
+
+run_qemu <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "file",
+      "filename": "$TEST_IMG",
+      "size": 0
+  }
+}
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": {
+          "driver": "file",
+          "filename": "$TEST_IMG"
+      },
+      "size": $size,
+      "preallocation": "metadata"
+  }
+}
+{ "execute": "quit" }
+EOF
+
+_img_info --format-specific | _filter_img_info --format-specific
+$QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map
+
+echo
+echo "=== Invalid BlockdevRef ==="
+echo
+
+run_qemu <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "this doesn't exist",
+      "size": $size
+  }
+}
+{ "execute": "quit" }
+EOF
+
+echo
+echo "=== Zero size ==="
+echo
+
+run_qemu -blockdev driver=file,filename="$TEST_IMG",node-name=node0 <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "node0",
+      "size": 0
+  }
+}
+{ "execute": "quit" }
+EOF
+
+_img_info | _filter_img_info
+
+echo
+echo "=== Maximum size ==="
+echo
+
+run_qemu -blockdev driver=file,filename="$TEST_IMG",node-name=node0 <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "node0",
+      "size": 562949819203584
+  }
+}
+{ "execute": "quit" }
+EOF
+
+_img_info | _filter_img_info
+
+echo
+echo "=== Invalid sizes ==="
+echo
+
+# TODO Negative image sizes aren't handled correctly, but this is a problem
+# with QAPI's implementation of the 'size' type and affects other commands as
+# well. Once this is fixed, we may want to add a test case here.
+
+# 1. 2^64 - 512
+# 2. 2^63 = 8 EB (qemu-img enforces image sizes less than this)
+# 3. 0x1fffff8000001 (one byte more than maximum image size for VDI)
+
+run_qemu -blockdev driver=file,filename="$TEST_IMG",node-name=node0 <<EOF
+{ "execute": "qmp_capabilities" }
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "node0",
+      "size": 18446744073709551104
+  }
+}
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "node0",
+      "size": 9223372036854775808
+  }
+}
+{ "execute": "x-blockdev-create",
+  "arguments": {
+      "driver": "$IMGFMT",
+      "file": "node0",
+      "size": 562949819203585
+  }
+}
+{ "execute": "quit" }
+EOF
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0