tools/regression/fstest/tests/chmod/00.t

   1 #!/bin/sh
   2 # $FreeBSD$
   3
   4 desc="chmod changes permission"
   5
   6 dir=`dirname $0`
   7 . ${dir}/../misc.sh
   8
   9 if supported lchmod; then
  10         echo "1..77"
  11 else
  12         echo "1..58"
  13 fi
  14
  15 n0=`namegen`
  16 n1=`namegen`
  17 n2=`namegen`
  18
  19 expect 0 mkdir ${n2} 0755
  20 cdir=`pwd`
  21 cd ${n2}
  22
  23 expect 0 create ${n0} 0644
  24 expect 0644 stat ${n0} mode
  25 expect 0 chmod ${n0} 0111
  26 expect 0111 stat ${n0} mode
  27 expect 0 unlink ${n0}
  28
  29 expect 0 mkdir ${n0} 0755
  30 expect 0755 stat ${n0} mode
  31 expect 0 chmod ${n0} 0753
  32 expect 0753 stat ${n0} mode
  33 expect 0 rmdir ${n0}
  34
  35 expect 0 mkfifo ${n0} 0644
  36 expect 0644 stat ${n0} mode
  37 expect 0 chmod ${n0} 0310
  38 expect 0310 stat ${n0} mode
  39 expect 0 unlink ${n0}
  40
  41 expect 0 create ${n0} 0644
  42 expect 0 symlink ${n0} ${n1}
  43 expect 0644 stat ${n1} mode
  44 expect 0 chmod ${n1} 0321
  45 expect 0321 stat ${n1} mode
  46 expect 0321 lstat ${n0} mode
  47 expect 0 unlink ${n0}
  48 expect 0 unlink ${n1}
  49
  50 if supported lchmod; then
  51         expect 0 create ${n0} 0644
  52         expect 0 symlink ${n0} ${n1}
  53         expect 0644 stat ${n1} mode
  54         expect 0 lchmod ${n1} 0321
  55         expect 0321 lstat ${n1} mode
  56         expect 0 lchmod ${n1} 0531
  57         expect 0531 lstat ${n1} mode
  58         expect 0644 stat ${n0} mode
  59         expect 0644 stat ${n1} mode
  60         expect 0 unlink ${n0}
  61         expect 0 unlink ${n1}
  62 fi
  63
  64 # successful chmod(2) updates ctime.
  65 expect 0 create ${n0} 0644
  66 ctime1=`${fstest} stat ${n0} ctime`
  67 sleep 1
  68 expect 0 chmod ${n0} 0111
  69 ctime2=`${fstest} stat ${n0} ctime`
  70 test_check $ctime1 -lt $ctime2
  71 expect 0 unlink ${n0}
  72
  73 expect 0 mkdir ${n0} 0755
  74 ctime1=`${fstest} stat ${n0} ctime`
  75 sleep 1
  76 expect 0 chmod ${n0} 0753
  77 ctime2=`${fstest} stat ${n0} ctime`
  78 test_check $ctime1 -lt $ctime2
  79 expect 0 rmdir ${n0}
  80
  81 expect 0 mkfifo ${n0} 0644
  82 ctime1=`${fstest} stat ${n0} ctime`
  83 sleep 1
  84 expect 0 chmod ${n0} 0310
  85 ctime2=`${fstest} stat ${n0} ctime`
  86 test_check $ctime1 -lt $ctime2
  87 expect 0 unlink ${n0}
  88
  89 if supported lchmod; then
  90         expect 0 symlink ${n1} ${n0}
  91         ctime1=`${fstest} lstat ${n0} ctime`
  92         sleep 1
  93         expect 0 lchmod ${n0} 0321
  94         ctime2=`${fstest} lstat ${n0} ctime`
  95         test_check $ctime1 -lt $ctime2
  96         expect 0 unlink ${n0}
  97 fi
  98
  99 # unsuccessful chmod(2) does not update ctime.
 100 expect 0 create ${n0} 0644
 101 ctime1=`${fstest} stat ${n0} ctime`
 102 sleep 1
 103 expect EPERM -u 65534 chmod ${n0} 0111
 104 ctime2=`${fstest} stat ${n0} ctime`
 105 test_check $ctime1 -eq $ctime2
 106 expect 0 unlink ${n0}
 107
 108 expect 0 mkdir ${n0} 0755
 109 ctime1=`${fstest} stat ${n0} ctime`
 110 sleep 1
 111 expect EPERM -u 65534 chmod ${n0} 0753
 112 ctime2=`${fstest} stat ${n0} ctime`
 113 test_check $ctime1 -eq $ctime2
 114 expect 0 rmdir ${n0}
 115
 116 expect 0 mkfifo ${n0} 0644
 117 ctime1=`${fstest} stat ${n0} ctime`
 118 sleep 1
 119 expect EPERM -u 65534 chmod ${n0} 0310
 120 ctime2=`${fstest} stat ${n0} ctime`
 121 test_check $ctime1 -eq $ctime2
 122 expect 0 unlink ${n0}
 123
 124 if supported lchmod; then
 125         expect 0 symlink ${n1} ${n0}
 126         ctime1=`${fstest} lstat ${n0} ctime`
 127         sleep 1
 128         expect EPERM -u 65534 lchmod ${n0} 0321
 129         ctime2=`${fstest} lstat ${n0} ctime`
 130         test_check $ctime1 -eq $ctime2
 131         expect 0 unlink ${n0}
 132 fi
 133
 134 # POSIX: If the calling process does not have appropriate privileges, and if
 135 # the group ID of the file does not match the effective group ID or one of the
 136 # supplementary group IDs and if the file is a regular file, bit S_ISGID
 137 # (set-group-ID on execution) in the file's mode shall be cleared upon
 138 # successful return from chmod().
 139
 140 expect 0 create ${n0} 0755
 141 expect 0 chown ${n0} 65535 65535
 142 expect 0 -u 65535 -g 65535 chmod ${n0} 02755
 143 expect 02755 stat ${n0} mode
 144 expect 0 -u 65535 -g 65535 chmod ${n0} 0755
 145 expect 0755 stat ${n0} mode
 146
 147 # Unfortunately FreeBSD doesn't clear set-gid bit, but returns EPERM instead.
 148 case "${os}" in
 149 FreeBSD)
 150         expect EPERM -u 65535 -g 65534 chmod ${n0} 02755
 151         expect 0755 stat ${n0} mode
 152         ;;
 153 *)
 154         expect 0 -u 65535 -g 65534 chmod ${n0} 02755
 155         expect 0755 stat ${n0} mode
 156         ;;
 157 esac
 158 expect 0 unlink ${n0}
 159
 160 cd ${cdir}
 161 expect 0 rmdir ${n2}