/usr/lib/tiger/scripts/check_aliases is in tiger 1:3.2.3-10.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | #!/bin/sh
#
# tiger - A UN*X security checking system
# Copyright (C) 1993 Douglas Lee Schales, David K. Hess, David R. Safford
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# Please see the file `COPYING' for the complete copyright notice.
#
# check_aliases - 06/14/93
#
#-----------------------------------------------------------------------------
#
TigerInstallDir="/usr/lib/tiger"
#
# Set default base directory.
# Order or preference:
# -B option
# TIGERHOMEDIR environment variable
# TigerInstallDir installed location
#
basedir=${TIGERHOMEDIR:=$TigerInstallDir}
for parm
do
case $parm in
-B) basedir=$2; break;;
esac
done
#
# Verify that a config file exists there, and if it does
# source it.
#
[ ! -r $basedir/config ] && {
echo "--ERROR-- [init002e] No 'config' file in \`$basedir'."
exit 1
}
. $basedir/config
. $BASEDIR/initdefs
#
# If run in test mode (-t) this will verify that all required
# elements are set.
#
[ "$Tiger_TESTMODE" = 'Y' ] && {
haveallcmds GEN_ALIAS_SETS CAT AWK SED OUTPUTMETHOD RM || exit 1
haveallfiles BASEDIR WORKDIR || exit 1
echo "--CONFIG-- [init003c] $0: Configuration ok..."
exit 0
}
trap cleanup 0
#------------------------------------------------------------------------
echo
echo "# Performing checks of mail aliases..."
haveallcmds GEN_ALIAS_SETS CAT AWK SED OUTPUTMETHOD LS RM || exit 1
haveallfiles BASEDIR WORKDIR || exit 1
progalias()
{
rcpt="$1"
file="$2"
fmsg=
[ -n "$file" ] && fmsg=" (from included file $file)"
prog="`echo \"$rcpt\" | $SED -e 's/^[ |\"]*\([^\" ]*\).*$/\1/'`"
if [ ! -f "$prog" ]; then
message INFO ali001i "$rcpt" "Program alias \`$alias' executable does not exist$fmsg"
else
[ -n "$TigerCheckEmbedded" ] && {
echo "$prog $source" >> $TigerCheckEmbedded
}
message WARN ali005w "$rcpt" "Alias \`$alias' contains a program entry${fmsg}:"
case "$prog" in
*uudecode) message FAIL ali002f "" "Program alias \`$alias' executes $prog.";;
esac
fi
lgetpermit "$prog" |
pathmsg ali003 ali004 "$prog" root "Program alias \`$alias' uses$fmsg executable" "Alias: $rcpt"
}
filealias()
{
alias="$1"
file="`echo \"$2\" | $SED -e 's/[ ]*:include://'`"
[ ! -f "$file" ] && {
message INFO ali006i "" "Alias \`$alias' included file \`$file' does not exist$fmsg"
}
lgetpermit "$file" |
pathmsg ali007 ali008 "$file" root "Alias \`$alias' includes${fmsg} file"
[ -r "$file" ] && {
while read names
do
checkalias "$alias" "$names" "$file"
done < "$file"
}
}
checkalias()
{
alias="$1"
rcptlist="$2"
file="$3"
IFS=","
set X $rcptlist
IFS=$saveifs
shift
for rcpt
do
case $rcpt in
*:include:*) # Include file
filealias "$alias" "$rcpt" "$file"
;;
' '*\|*|\|*) # Program alias
progalias "$rcpt" "$file"
;;
' '*'"|'*|'"|'*) # Program alias
progalias "$rcpt" "$file"
;;
esac
done
}
saveifs=$IFS
realpath="$REALPATH -d"
[ ! -n "$REALPATH" -o ! -f "$REALPATH" ] && realpath="echo"
$GEN_ALIAS_SETS |
while read alias_set
do
source="`$CAT $alias_set.src`"
echo "# Checking aliases from $source."
$AWK '{
if(substr($0, 1, 1) != " ")
printf("\n");
printf("%s", $0);
}
END {printf("\n");}
' < $alias_set |
$SED -e '/^$/d' |
{
IFS=:
while read alias rcptlist
do
IFS=$saveifs
checkalias "$alias" "$rcptlist" ""
IFS=:
done
}
delete $alias_set $alias_set.src
done |
$OUTPUTMETHOD
|