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