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   1 #!/bin/sh
   2
   3 # Test WIM mounting
   4
   5 set -e
   6 srcdir=`pwd`
   7 cd tests
   8
   9 if [ ! -r /dev/fuse ]; then
  10         echo "WARNING: /dev/fuse is not readable."
  11         echo "Skipping WIM mounting checks"
  12         exit 0
  13 fi
  14
  15 imagex() {
  16         echo "imagex $@"
  17         ../imagex $@  > /dev/null
  18 }
  19
  20 imagex_info() {
  21         echo "imagex info $@"
  22         ../imagex info "$@"
  23 }
  24
  25 imagex_mountrw() {
  26         echo "imagex mountrw $@"
  27         ../imagex mountrw --debug "$@" &> mount.log &
  28         while ! mountpoint $2 >& /dev/null; do
  29                 sleep 0.01;
  30         done
  31         return 0
  32 }
  33
  34 cleanup() {
  35         fusermount -u tmp &> /dev/null || true
  36         fusermount -u tmp.mnt &> /dev/null || true
  37         rm -rf dir* tmp* *.wim *.swm empty.wim tmp.orig tmp.mnt \
  38                         tmp.apply mount.log test.tar wimlib-staging*
  39 }
  40 init() {
  41         mkdir dir
  42         cp $srcdir/src/*.c $srcdir/src/*.h dir
  43         mkdir dir/subdir
  44         echo 'hello' > dir/subdir/hello
  45         echo 'hello' > dir/subdir/hello2
  46         ln dir/subdir/hello dir/subdir/hellolink
  47         echo -n > dir/subdir/empty_file
  48         ln -s hello dir/subdir/rel_symlink
  49
  50         mkdir dir2
  51         echo 'testing' > dir2/file
  52         dd if=/dev/zero of=dir2/zeroes bs=4096 count=5
  53         mkdir tmp.empty tmp.mnt tmp.apply tmp.orig
  54         imagex capture tmp.empty empty.wim
  55 }
  56
  57 error() {
  58         echo "****************************************************************"
  59         echo "                         Test failure                           "
  60         while [ $# -gt 0 ]; do
  61                 echo $1
  62                 shift
  63         done
  64         echo "****************************************************************"
  65         exit 1
  66 }
  67
  68 cleanup
  69 init
  70
  71 # imagex mount
  72
  73 for flag in "--compress=none" "--compress=maximum" "--compress=fast"; do
  74         echo "Using flag $flag"
  75         echo "Testing mounting WIM read-only"
  76         if ! imagex capture dir dir.wim $flag; then
  77                 error "Failed to capture WIM"
  78         fi
  79         mkdir tmp
  80         if ! imagex mount dir.wim dir tmp; then
  81                 error "Failed to mount test WIM read-only" \
  82                       "Please read any error messages above before reporting this test failure."\
  83                       "Perhaps you don't have FUSE installed, or the FUSE kernel module isn't" \
  84                       "loaded, or you aren't a member of the FUSE group?"
  85         fi
  86         echo "Testing extracting file from mounted read-only WIM"
  87         if ! cp tmp/lz.c lz.c; then
  88                 error "Failed to extract file from read-only mounted WIM"
  89         fi
  90         if ! diff -q dir/lz.c lz.c; then
  91                 error "Extracted file does not match copy in mounted WIM"
  92         fi
  93         if ! diff -q tmp/lz.c dir/lz.c; then
  94                 error "Extractef file does not match original"
  95         fi
  96         rm -f lz.c
  97         echo "Testing modifying mounted read-only WIM (should fail)"
  98         if rm tmp/lz.c; then
  99                 error "Removing file from read-only mounted WIM didn't fail"
 100         fi
 101         if touch tmp/newfile; then
 102                 error "Creating file on read-only mounted WIM didn't fail"
 103         fi
 104         if echo 3 > tmp/lz.c; then
 105                 error "Writing to file on read-only mounted WIM didn't fail"
 106         fi
 107         echo "Testing diff of mounted read-only WIM with original directory"
 108         if ! diff -q -r tmp dir; then
 109                 error "Recursive diff of read-only mounted WIM with original directory failed"
 110         fi
 111         echo "Testing unmount of read-only filesystem"
 112         if ! imagex unmount tmp; then
 113                 error "Unmounting read-only WIM failed"
 114         fi
 115         echo "Testing unmount of read-only filesystem with --commit given"
 116         if ! imagex mount dir.wim dir tmp; then
 117                 error "Failed to re-mount WIM read-only"
 118         fi
 119         if ! imagex unmount tmp --commit; then
 120                 error "Failed to unmount read-only WIM with --commit flag (should be ignored)"
 121         fi
 122         rm -rf tmp dir.wim
 123 done
 124
 125 # imagex mountrw
 126 echo "Testing mounting WIM read-write"
 127 if ! imagex capture dir dir.wim; then
 128         error "Failed to capture WIM"
 129 fi
 130 mkdir tmp
 131 if ! imagex mountrw dir.wim dir tmp; then
 132         error "Failed to mount test WIM read-write"
 133 fi
 134 echo "Testing unmounting WIM unmodified"
 135 if ! imagex unmount tmp; then
 136         error "Failed to unmount test WIM unmodified"
 137 fi
 138 echo "Testing unmounting WIM unmodified with --commit and --check"
 139 if ! imagex mountrw dir.wim dir tmp; then
 140         error "Failed to re-mount test WIM read-write"
 141 fi
 142 if ! imagex unmount tmp --commit --check; then
 143         error "Failed to unmount read-write mounted WIM with changes commited (no changes made)"
 144 fi
 145 echo "Testing removing file from mounted WIM"
 146 if ! imagex mountrw dir.wim dir tmp; then
 147         error "Failed to re-mount test WIM read-write"
 148 fi
 149 if ! rm tmp/lz.c; then
 150         error "Failed to remove file from read-write mounted WIM"
 151 fi
 152 if test -f tmp/lz.c; then
 153         error "Removing file from read-write mounted WIM failed"
 154 fi
 155 echo "Testing making directory in mounted WIM"
 156 if ! mkdir tmp/newdir; then
 157         error "Failed to make directory in read-write mounted WIM"
 158 fi
 159 if ! test -d tmp/newdir; then
 160         error "Making directory in read-write mounted WIM failed"
 161 fi
 162 echo "Testing making new empty file in mounted WIM"
 163 if ! touch tmp/newdir/empty_file; then
 164         error "Could not create new empty file in read-write mounted WIM"
 165 fi
 166 if ! test -f tmp/newdir/empty_file; then
 167         error "New empty file not created correctly in read-write mounted WIM"
 168 fi
 169 if ! test "`stat -c %s tmp/newdir/empty_file`" = 0; then
 170         error "New empty file in read-write mounted WIM is not empty"
 171 fi
 172 echo "Testing making new non-empty file in mounted WIM"
 173 if ! dd if=/dev/zero of=tmp/newdir/zeroes1 bs=1 count=4096; then
 174         error "Failed to make new non-empty file in mounted WIM"
 175 fi
 176 if ! dd if=/dev/zero of=tmp/newdir/zeroes2 bs=4096 count=1; then
 177         error "Failed to make new non-empty file in mounted WIM"
 178 fi
 179 if ! diff -q tmp/newdir/zeroes1 tmp/newdir/zeroes2; then
 180         error "New files in mounted WIM not made correctly"
 181 fi
 182 echo "Unmounting WIM with changes committed and --check"
 183 if ! imagex unmount tmp --commit --check; then
 184         error "Failed to unmount read-write mounted WIM"
 185 fi
 186 if test "`imagex_info dir.wim | grep Integrity | awk '{print $3}'`" != "yes"; then
 187         error "Integrity information was not included"
 188 fi
 189 rm -rf tmp
 190 if ! imagex apply dir.wim tmp; then
 191         error "Failed to apply WIM we had previously mounted read-write"
 192 fi
 193 if ! diff -q tmp/newdir/zeroes1 tmp/newdir/zeroes2; then
 194         error "The new non-empty files we made in the read-write mounted WIM were not extracted correctly"
 195 fi
 196 if test `stat -c %s tmp/newdir/empty_file` != 0; then
 197         error "The new empty file we made in the read-write mounted WIM was not extracted correctly"
 198 fi
 199 if test `stat -c %s tmp/newdir/zeroes1` != 4096; then
 200         error "The new non-empty files we made in the read-write mounted WIM were not extracted correctly"
 201 fi
 202
 203 # Now do some tests using tar.
 204 do_tree_cmp() {
 205         if ! ./tree-cmp $1 $2; then
 206                 if [ -x /usr/bin/tree ]; then
 207                         echo "Dumping tree of applied image"
 208                         tree $2 --inodes -F -s --noreport
 209                         error 'Information was lost or corrupted while capturing
 210                                 and then applying a directory tree'
 211                 fi
 212         fi
 213 }
 214
 215 msg() {
 216         echo "--------------------------------------------------------------------"
 217         echo "Testing making $1 on read-write mounted WIM"
 218         echo "--------------------------------------------------------------------"
 219 }
 220
 221 do_test() {
 222
 223         # Create tree, tar it up, and untar it on an empty WIM image mounted
 224         # read-write
 225
 226         cp empty.wim test.wim
 227
 228         cd tmp.orig
 229         eval "$1"
 230         if [ -x /usr/bin/tree ]; then
 231                 tree . --inodes -F -s --noreport
 232         fi
 233         tar cf ../test.tar .
 234         cd ..
 235
 236         if ! imagex_mountrw test.wim tmp.mnt; then
 237                 error "Failed to mount WIM read-write"
 238         fi
 239
 240         cd tmp.mnt
 241         if ! tar xf ../test.tar; then
 242                 error "Failed to untar archive on read-write mounted WIM"
 243         fi
 244         cd ..
 245
 246         # Diff the original tree with the mounted WIM
 247         do_tree_cmp tmp.orig tmp.mnt
 248
 249         # Clear the mounted WIM and do it again!  (We need to test deleting
 250         # stuff as well as creating stuff.)
 251         if ! rm -rf tmp.mnt/*; then
 252                 error "Failed to clear mounted WIM"
 253         fi
 254
 255         cd tmp.mnt
 256         if ! tar xf ../test.tar; then
 257                 error "Failed to untar archive on read-write mounted WIM"
 258         fi
 259         cd ..
 260
 261         # Diff the original tree with the mounted WIM
 262         do_tree_cmp tmp.orig tmp.mnt
 263
 264         # Unmount the WIM, apply it, and diff the original tree with the applied
 265         # tree
 266         if ! imagex unmount tmp.mnt --commit; then
 267                 error "Failed to unmount WIM mounted read-write"
 268         fi
 269         if ! imagex apply test.wim tmp.apply; then
 270                 error "Failed to apply WIM we previously had mounted read-write"
 271         fi
 272         do_tree_cmp tmp.orig tmp.apply
 273         rm -rf tmp.orig/* tmp.apply/*
 274 }
 275
 276 . $srcdir/tests/common_tests.sh
 277
 278 cleanup
 279
 280 echo "**********************************************************"
 281 echo "                 WIM mount tests passed                   "
 282 echo "**********************************************************"