[2725] | 1 | #!/bin/sh
|
---|
| 2 |
|
---|
| 3 | # Disabling features we do not match exactly:
|
---|
| 4 | system_mke2fs='/sbin/mke2fs -O ^resize_inode'
|
---|
| 5 | bbox_mke2fs='./busybox mke2fs'
|
---|
| 6 |
|
---|
| 7 | gen_image() { # params: mke2fs_invocation image_name
|
---|
| 8 | >$2
|
---|
| 9 | dd seek=$((kilobytes-1)) bs=1K count=1 </dev/zero of=$2 >/dev/null 2>&1 || exit 1
|
---|
| 10 | $1 -F $2 $kilobytes >$2.raw_out 2>&1 || return 1
|
---|
| 11 | cat $2.raw_out \
|
---|
| 12 | | grep -v '^mke2fs [0-9]*\.[0-9]*\.[0-9]* ' \
|
---|
| 13 | | grep -v '^Maximum filesystem' \
|
---|
| 14 | | grep -v '^Writing inode tables' \
|
---|
| 15 | | grep -v '^Writing superblocks and filesystem accounting information' \
|
---|
| 16 | | grep -v '^This filesystem will be automatically checked every' \
|
---|
| 17 | | grep -v '^180 days, whichever comes first' \
|
---|
| 18 | | sed 's/blocks* unused./blocks unused/' \
|
---|
| 19 | | sed 's/block groups*/block groups/' \
|
---|
| 20 | | sed 's/ *$//' \
|
---|
| 21 | | sed 's/blocks (.*%) reserved/blocks reserved/' \
|
---|
| 22 | | grep -v '^$' \
|
---|
| 23 | >$2.out
|
---|
| 24 | }
|
---|
| 25 |
|
---|
| 26 | test_mke2fs() {
|
---|
| 27 | echo Testing $kilobytes
|
---|
| 28 |
|
---|
| 29 | gen_image "$system_mke2fs" image_std || return 1
|
---|
| 30 | gen_image "$bbox_mke2fs" image_bb || return 1
|
---|
| 31 |
|
---|
| 32 | diff -ua image_bb.out image_std.out >image.out.diff || {
|
---|
| 33 | cat image.out.diff
|
---|
| 34 | return 1
|
---|
| 35 | }
|
---|
| 36 |
|
---|
| 37 | e2fsck -f -n image_bb >image_bb_e2fsck.out 2>&1 || {
|
---|
| 38 | echo "e2fsck error on image_bb"
|
---|
| 39 | cat image_bb_e2fsck.out
|
---|
| 40 | exit 1
|
---|
| 41 | }
|
---|
| 42 | }
|
---|
| 43 |
|
---|
| 44 | # -:bbox +:standard
|
---|
| 45 |
|
---|
| 46 | # kilobytes=60 is the minimal allowed size
|
---|
| 47 | kilobytes=60
|
---|
| 48 | while true; do
|
---|
| 49 | test_mke2fs || exit 1
|
---|
| 50 | : $((kilobytes++))
|
---|
| 51 | test $kilobytes = 200 && break
|
---|
| 52 | done
|
---|
| 53 |
|
---|
| 54 | # Transition from one block group to two
|
---|
| 55 | # fails in [8378..8410] range unless -O ^resize_inode
|
---|
| 56 | kilobytes=$((1 * 8*1024 - 50))
|
---|
| 57 | while true; do
|
---|
| 58 | test_mke2fs || exit 1
|
---|
| 59 | : $((kilobytes++))
|
---|
| 60 | test $kilobytes = $((1 * 8*1024 + 300)) && break
|
---|
| 61 | done
|
---|
| 62 |
|
---|
| 63 | # Transition from 2 block groups to 3
|
---|
| 64 | # works
|
---|
| 65 | kilobytes=$((2 * 8*1024 - 50))
|
---|
| 66 | while true; do
|
---|
| 67 | test_mke2fs || exit 1
|
---|
| 68 | : $((kilobytes++))
|
---|
| 69 | test $kilobytes = $((2 * 8*1024 + 400)) && break
|
---|
| 70 | done
|
---|
| 71 |
|
---|
| 72 | # Transition from 3 block groups to 4
|
---|
| 73 | # fails in [24825..24922] range unless -O ^resize_inode
|
---|
| 74 | kilobytes=$((3 * 8*1024 - 50))
|
---|
| 75 | while true; do
|
---|
| 76 | test_mke2fs || exit 1
|
---|
| 77 | : $((kilobytes++))
|
---|
| 78 | test $kilobytes = $((3 * 8*1024 + 500)) && break
|
---|
| 79 | done
|
---|
| 80 |
|
---|
| 81 | # Transition from 4 block groups to 5
|
---|
| 82 | # works
|
---|
| 83 | kilobytes=$((4 * 8*1024 - 50))
|
---|
| 84 | while true; do
|
---|
| 85 | test_mke2fs || exit 1
|
---|
| 86 | : $((kilobytes++))
|
---|
| 87 | test $kilobytes = $((4 * 8*1024 + 600)) && break
|
---|
| 88 | done
|
---|
| 89 |
|
---|
| 90 | # Transition from 5 block groups to 6
|
---|
| 91 | # fails in [41230..41391] range unless -O ^resize_inode
|
---|
| 92 | kilobytes=$((5 * 8*1024 - 50))
|
---|
| 93 | while true; do
|
---|
| 94 | test_mke2fs || exit 1
|
---|
| 95 | : $((kilobytes++))
|
---|
| 96 | test $kilobytes = $((5 * 8*1024 + 700)) && break
|
---|
| 97 | done
|
---|
| 98 | exit
|
---|
| 99 |
|
---|
| 100 | # Random sizes
|
---|
| 101 | while true; do
|
---|
| 102 | kilobytes=$(( (RANDOM*RANDOM) % 5000000 + 60))
|
---|
| 103 | test_mke2fs || exit 1
|
---|
| 104 | done
|
---|