| #!/usr/bin/env bash |
| # |
| # qemu-img measure sub-command tests |
| # |
| # Copyright (C) 2017 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=stefanha@redhat.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| status=1 # failure is the default! |
| |
| _cleanup() |
| { |
| _cleanup_test_img |
| _rm_test_img "$TEST_IMG.converted" |
| } |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| . ./common.pattern |
| |
| _supported_fmt raw qcow2 |
| _supported_proto file |
| _supported_os Linux |
| |
| echo "== Input validation ==" |
| echo |
| |
| _make_test_img 1G |
| |
| $QEMU_IMG measure # missing arguments |
| $QEMU_IMG measure --size 2G "$TEST_IMG" # only one allowed |
| $QEMU_IMG measure "$TEST_IMG" a # only one filename allowed |
| $QEMU_IMG measure --object secret,id=sec0,data=MTIzNDU2,format=base64 # missing filename |
| $QEMU_IMG measure --image-opts # missing filename |
| $QEMU_IMG measure -f qcow2 # missing filename |
| $QEMU_IMG measure -l snap1 # missing filename |
| $QEMU_IMG measure -o , # invalid option list |
| $QEMU_IMG measure -l snapshot.foo # invalid snapshot option |
| $QEMU_IMG measure --output foo # invalid output format |
| $QEMU_IMG measure --size -1 # invalid image size |
| $QEMU_IMG measure -O foo "$TEST_IMG" # unknown image file format |
| |
| make_test_img_with_fmt() { |
| # Shadow global variables within this function |
| local IMGFMT="$1" |
| _make_test_img --no-opts "$2" |
| } |
| |
| qemu_io_with_fmt() { |
| # Shadow global variables within this function |
| local QEMU_IO_OPTIONS=$(echo "$QEMU_IO_OPTIONS" | sed "s/-f $IMGFMT/-f $1/") |
| shift |
| $QEMU_IO "$@" |
| } |
| |
| # The proof is in the pudding: converted image size cannot be larger than the |
| # required size. |
| # |
| # Note: if a change to the image format code causes the file size to change, |
| # then this test fails! This is good because it's a reminder to check that the |
| # required size is still at least as big as the actual converted file size. |
| convert_and_show_size() { |
| local fmt="$1" |
| shift |
| $QEMU_IMG convert -f "$fmt" -O "$IMGFMT" "$TEST_IMG" "$@" "$TEST_IMG.converted" |
| stat -c "converted image file size in bytes: %s" "$TEST_IMG.converted" |
| } |
| |
| for ofmt in human json; do |
| echo |
| echo "== Size calculation for a new file ($ofmt) ==" |
| echo |
| |
| # Try a few interesting sizes |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 0 |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 2G |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 64G |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 256G |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 1T |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 2P |
| $QEMU_IMG measure --output=$ofmt -O "$IMGFMT" --size 7E |
| |
| # Always test the raw input files but also IMGFMT |
| for fmt in $(echo -e "raw\n$IMGFMT\n" | sort -u); do |
| echo |
| echo "== Empty $fmt input image ($ofmt) ==" |
| echo |
| make_test_img_with_fmt "$fmt" 0 |
| $QEMU_IMG measure --output=$ofmt -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| echo |
| convert_and_show_size "$fmt" |
| |
| echo |
| echo "== $fmt input image with data ($ofmt) ==" |
| echo |
| make_test_img_with_fmt "$fmt" 1G |
| $QEMU_IMG measure --output=$ofmt -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| qemu_io_with_fmt "$fmt" -c "write 512 512" "$TEST_IMG" | _filter_qemu_io |
| qemu_io_with_fmt "$fmt" -c "write 64K 64K" "$TEST_IMG" | _filter_qemu_io |
| if [ "$fmt" = "qcow2" ]; then |
| $QEMU_IMG snapshot -c snapshot1 "$TEST_IMG" |
| fi |
| qemu_io_with_fmt "$fmt" -c "write 128M 63K" "$TEST_IMG" | _filter_qemu_io |
| $QEMU_IMG measure --output=$ofmt -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| echo |
| convert_and_show_size "$fmt" |
| |
| if [ "$fmt" = "qcow2" ]; then |
| echo |
| echo "== $fmt input image with internal snapshot ($ofmt) ==" |
| echo |
| $QEMU_IMG measure --output=$ofmt -f "$fmt" -l snapshot1 \ |
| -O "$IMGFMT" "$TEST_IMG" |
| echo |
| convert_and_show_size "$fmt" -l snapshot1 |
| fi |
| |
| if [ "$IMGFMT" = "qcow2" ]; then |
| echo |
| echo "== $fmt input image and a backing file ($ofmt) ==" |
| echo |
| # The backing file doesn't need to exist :) |
| $QEMU_IMG measure --output=$ofmt -o backing_file=x \ |
| -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| |
| echo |
| echo "== $fmt input image and LUKS encryption ==" |
| echo |
| $QEMU_IMG measure --output=$ofmt \ |
| --object secret,id=sec0,data=base \ |
| -o encrypt.format=luks,encrypt.key-secret=sec0,encrypt.iter-time=10 \ |
| -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| fi |
| |
| echo |
| echo "== $fmt input image and preallocation ($ofmt) ==" |
| echo |
| $QEMU_IMG measure --output=$ofmt -o preallocation=full \ |
| -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| echo |
| convert_and_show_size "$fmt" -o preallocation=full |
| |
| echo |
| echo "== Fully-allocated $fmt input image ($ofmt) ==" |
| echo |
| make_test_img_with_fmt "$fmt" 8M |
| qemu_io_with_fmt "$fmt" -c "write 0 8M" "$TEST_IMG" | _filter_qemu_io |
| $QEMU_IMG measure --output=$ofmt -f "$fmt" -O "$IMGFMT" "$TEST_IMG" |
| echo |
| convert_and_show_size "$fmt" |
| done |
| done |
| |
| # success, all done |
| echo "*** done" |
| rm -f $seq.full |
| status=0 |