t_fss.sh revision 1.1.2.4
1 1.1.2.4 pgoyette # $NetBSD: t_fss.sh,v 1.1.2.4 2017/03/20 06:57:55 pgoyette Exp $ 2 1.1.2.2 pgoyette # 3 1.1.2.2 pgoyette # Copyright (c) 2006, 2007, 2008 The NetBSD Foundation, Inc. 4 1.1.2.2 pgoyette # All rights reserved. 5 1.1.2.2 pgoyette # Redistribution and use in source and binary forms, with or without 6 1.1.2.2 pgoyette # modification, are permitted provided that the following conditions 7 1.1.2.2 pgoyette # are met: 8 1.1.2.2 pgoyette # 1. Redistributions of source code must retain the above copyright 9 1.1.2.2 pgoyette # notice, this list of conditions and the following disclaimer. 10 1.1.2.2 pgoyette # 2. Redistributions in binary form must reproduce the above copyright 11 1.1.2.2 pgoyette # notice, this list of conditions and the following disclaimer in the 12 1.1.2.2 pgoyette # documentation and/or other materials provided with the distribution. 13 1.1.2.2 pgoyette # 14 1.1.2.2 pgoyette # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 15 1.1.2.2 pgoyette # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 16 1.1.2.2 pgoyette # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 1.1.2.2 pgoyette # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 18 1.1.2.2 pgoyette # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19 1.1.2.2 pgoyette # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 20 1.1.2.2 pgoyette # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 21 1.1.2.2 pgoyette # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 22 1.1.2.2 pgoyette # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 23 1.1.2.2 pgoyette # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 24 1.1.2.2 pgoyette # POSSIBILITY OF SUCH DAMAGE. 25 1.1.2.2 pgoyette # 26 1.1.2.2 pgoyette 27 1.1.2.2 pgoyette # 28 1.1.2.2 pgoyette # Verify basic operation of fss(4) file system snapshot device 29 1.1.2.2 pgoyette # 30 1.1.2.2 pgoyette 31 1.1.2.4 pgoyette vnddev=vnd0 32 1.1.2.4 pgoyette rawpart=$( sysctl -n kern.rawpartition | tr '01234' 'abcde' ) 33 1.1.2.4 pgoyette vnd=/dev/${vnddev}${rawpart} 34 1.1.2.4 pgoyette 35 1.1.2.2 pgoyette orig_data="Original data" 36 1.1.2.2 pgoyette repl_data="Replacement data" 37 1.1.2.2 pgoyette 38 1.1.2.2 pgoyette atf_test_case basic cleanup 39 1.1.2.2 pgoyette basic_body() { 40 1.1.2.2 pgoyette 41 1.1.2.4 pgoyette # verify fss is available (or loadable as a module) 42 1.1.2.4 pgoyette 43 1.1.2.4 pgoyette fssconfig -l /dev/fss0 > /dev/null || atf_skip "FSS not available" 44 1.1.2.4 pgoyette 45 1.1.2.2 pgoyette # create of mount-points for the file system and snapshot 46 1.1.2.2 pgoyette 47 1.1.2.2 pgoyette mkdir ./m1 48 1.1.2.2 pgoyette mkdir ./m2 49 1.1.2.2 pgoyette 50 1.1.2.2 pgoyette # create a small 4MB file, treat it as a disk, init a file-system on it, 51 1.1.2.2 pgoyette # and mount it 52 1.1.2.2 pgoyette 53 1.1.2.2 pgoyette dd if=/dev/zero of=./image bs=32k count=64 54 1.1.2.4 pgoyette vndconfig -c ${vnddev} ./image 55 1.1.2.4 pgoyette newfs -I ${vnd} 56 1.1.2.4 pgoyette mount ${vnd} ./m1 57 1.1.2.2 pgoyette 58 1.1.2.2 pgoyette echo "${orig_data}" > ./m1/text 59 1.1.2.2 pgoyette 60 1.1.2.2 pgoyette # configure and mount a snapshot of the file system 61 1.1.2.2 pgoyette 62 1.1.2.2 pgoyette fssconfig -c fss0 ./m1 ./backup 63 1.1.2.3 pgoyette mount -o rdonly /dev/fss0 ./m2 64 1.1.2.2 pgoyette 65 1.1.2.2 pgoyette # Modify the data on the underlying file system 66 1.1.2.2 pgoyette 67 1.1.2.2 pgoyette echo "${repl_data}" > ./m1/text || abort 68 1.1.2.2 pgoyette 69 1.1.2.2 pgoyette # Verify that original data is still visible in the snapshot 70 1.1.2.2 pgoyette 71 1.1.2.2 pgoyette read test_data < ./m2/text 72 1.1.2.2 pgoyette atf_check_equal "${orig_data}" "${test_data}" 73 1.1.2.2 pgoyette } 74 1.1.2.2 pgoyette 75 1.1.2.2 pgoyette basic_cleanup() { 76 1.1.2.4 pgoyette # Unmount our temporary stuff 77 1.1.2.4 pgoyette umount ${vnd} || true 78 1.1.2.3 pgoyette fssconfig -u fss0 || true 79 1.1.2.2 pgoyette umount /dev/fss0 || true 80 1.1.2.4 pgoyette vndconfig -u ${vnddev} || true 81 1.1.2.2 pgoyette } 82 1.1.2.2 pgoyette 83 1.1.2.2 pgoyette atf_init_test_cases() 84 1.1.2.2 pgoyette { 85 1.1.2.2 pgoyette atf_add_test_case basic 86 1.1.2.2 pgoyette } 87
Indexes created Wed Oct 22 06:10:02 GMT 2025