1#!/usr/bin/env bash
2#
3# qemu-img measure tests for LUKS images
4#
5# Copyright (C) 2020 Red Hat, Inc.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program.  If not, see <http://www.gnu.org/licenses/>.
19#
20
21# creator
22owner=stefanha@redhat.com
23
24seq=`basename $0`
25echo "QA output created by $seq"
26
27status=1    # failure is the default!
28
29_cleanup()
30{
31    _cleanup_test_img
32    rm -f "$TEST_IMG.converted"
33}
34trap "_cleanup; exit \$status" 0 1 2 3 15
35
36# get standard environment, filters and checks
37. ./common.rc
38. ./common.filter
39. ./common.pattern
40
41_supported_fmt luks
42_supported_proto file
43_supported_os Linux
44
45SECRET=secret,id=sec0,data=passphrase
46
47echo "== measure 1G image file =="
48echo
49
50$QEMU_IMG measure --object "$SECRET" \
51	          -O "$IMGFMT" \
52		  -o key-secret=sec0,iter-time=10 \
53		  --size 1G
54
55echo
56echo "== create 1G image file (size should be no greater than measured) =="
57echo
58
59_make_test_img 1G
60stat -c "image file size in bytes: %s" "$TEST_IMG_FILE"
61
62echo
63echo "== modified 1G image file (size should be no greater than measured) =="
64echo
65
66$QEMU_IO --object "$SECRET" --image-opts "$TEST_IMG" -c "write -P 0x51 0x10000 0x400" | _filter_qemu_io | _filter_testdir
67stat -c "image file size in bytes: %s" "$TEST_IMG_FILE"
68
69echo
70echo "== measure preallocation=falloc 1G image file =="
71echo
72
73$QEMU_IMG measure --object "$SECRET" \
74	          -O "$IMGFMT" \
75		  -o key-secret=sec0,iter-time=10,preallocation=falloc \
76		  --size 1G
77
78echo
79echo "== measure with input image file =="
80echo
81
82IMGFMT=raw IMGKEYSECRET= IMGOPTS= _make_test_img 1G | _filter_imgfmt
83QEMU_IO_OPTIONS= IMGOPTSSYNTAX= $QEMU_IO -f raw -c "write -P 0x51 0x10000 0x400" "$TEST_IMG_FILE" | _filter_qemu_io | _filter_testdir
84$QEMU_IMG measure --object "$SECRET" \
85	          -O "$IMGFMT" \
86		  -o key-secret=sec0,iter-time=10 \
87		  -f raw \
88		  "$TEST_IMG_FILE"
89
90# success, all done
91echo "*** done"
92rm -f $seq.full
93status=0
94