tests/kernel/t_umount.sh

   1 # $NetBSD$
   2 #
   3 # Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
   4 # All rights reserved.
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   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
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  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
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  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  16 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  17 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  18 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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  20 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  21 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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  25 # POSSIBILITY OF SUCH DAMAGE.
  26 #
  27
  28 TMPMP=umount-f_mount
  29 TMPIM=umount-f.im
  30
  31 VND=vnd0
  32 BVND=/dev/${VND}
  33 CVND=/dev/r${VND}
  34 MPART=a
  35
  36 atf_test_case umount
  37 umount_head()
  38 {
  39         atf_set "descr" "Checks forced unmounting"
  40         atf_set "require.user" "root"
  41 }
  42 umount_body()
  43 {
  44         cat >disktab <<EOF
  45 floppy288|2.88MB 3.5in Extra High Density Floppy:\
  46         :ty=floppy:se#512:nt#2:rm#300:ns#36:nc#80:\
  47         :pa#5760:oa#0:ba#4096:fa#512:ta=4.2BSD:\
  48         :pb#5760:ob#0:\
  49         :pc#5760:oc#0:
  50 EOF
  51
  52         echo "*** Creating a dummy directory tree at" \
  53              "${TMPMP} mounted on ${TMPIM}"
  54
  55         atf_check -o ignore -e ignore mkdir ${TMPMP}
  56         atf_check -o ignore -e ignore touch ${TMPMP}/under_the_mount
  57         atf_check -o ignore -e ignore dd if=/dev/zero of=${TMPIM} count=5860
  58         atf_check -o ignore -e ignore vnconfig -v ${VND} ${TMPIM}
  59         atf_check -o ignore -e ignore disklabel -f disktab -rw ${VND} floppy288
  60         atf_check -o ignore -e ignore newfs -i 500 -b 8192 -f 1024 ${CVND}${MPART}
  61         atf_check -o ignore -e ignore mount -o async ${BVND}${MPART} ${TMPMP}
  62         atf_check -o ignore -e ignore touch ${TMPMP}/in_mounted_directory
  63
  64         echo "*** Testing forced unmount"
  65         test -e "${TMPMP}/in_mounted_directory" || \
  66             atf_fail "Test file not present in mounted directory!"
  67
  68         cd "${TMPMP}"
  69         atf_check -o ignore -e ignore umount -f "${BVND}${MPART}"
  70
  71         atf_check -s ne:0 -e inline:"ls: .: No such file or directory\n" ls .
  72         atf_check -s ne:0 -e inline:"ls: ..: No such file or directory\n" ls ..
  73
  74         atf_check -s ne:0 -e ignore -o inline:"cd: can't cd to .\n" \
  75             -x "cd . 2>&1"
  76         atf_check -s ne:0 -e ignore -o inline:"cd: can't cd to ..\n" \
  77             -x "cd .. 2>&1"
  78
  79         cd ..
  80
  81         test -e "${TMPMP}/under_the_mount" || \
  82             atf_fail "Original mount point dissapeared!"
  83 }
  84 umount_cleanup()
  85 {
  86         echo "*** Cleaning up ${TMPMP}, ${TMPIM}."
  87         umount -f "${TMPMP}"
  88         vnconfig -u "${VND}"
  89 }
  90
  91 atf_init_test_cases()
  92 {
  93         atf_add_test_case umount
  94 }