version 1.18, 2007/04/10 20:32:13
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version 1.20, 2007/08/22 19:53:22
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# The Learning Online Network with CAPA |
# The Learning Online Network with CAPA |
# |
# |
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# $Id$ |
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# |
# Copyright Michigan State University Board of Trustees |
# Copyright Michigan State University Board of Trustees |
# |
# |
# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
Line 156 if($username ne $safeuser) {
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Line 158 if($username ne $safeuser) {
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#untaint the base directory require that the dir contain only |
#untaint the base directory require that the dir contain only |
# alphas, / numbers or underscores, and end in /$safeuser |
# alphas, / numbers or underscores, and end in /$safeuser |
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$dir =~ /(^([\w\/\.\-]+))/; |
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my $dirtry1 = $1; |
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$dir =~ /$\/$safeuser/; |
my ($allowed_dir) = ($dir =~ m{(^([/]|$match_username)+)}); |
my $dirtry2 = $1; |
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my $has_correct_end = ($dir =~ m{/\Q$safeuser\E$}); |
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if(($dirtry1 ne $dir) or ($dirtry2 ne $dir)) { |
if(($allowed_dir ne $dir) or (!$has_correct_end)) { |
if ($DEBUG) { |
if ($DEBUG) { |
print("Directory $dir is not a valid home for $safeuser\n"); |
print("Directory $dir is not a valid home for $safeuser\n"); |
} |
} |
exit 5; |
exit 5; |
} |
} |
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# As root, create the directory. |
# As root, create the directory. |
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my $homedir = $dirtry1; |
my $homedir = $allowed_dir; |
my $fulldir = $homedir."/public_html"; |
my $fulldir = $homedir."/public_html"; |
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if($DEBUG) { |
if($DEBUG) { |
print("Full directory path is: $fulldir \n"); |
print("Full directory path is: $fulldir \n"); |
} |
} |
if(!( -e $dirtry1)) { |
if(!( -e $homedir)) { |
if($DEBUG) { |
if($DEBUG) { |
print("User's home directory $dirtry1 does not exist\n"); |
print("User's home directory $homedir does not exist\n"); |
} |
} |
if ($authentication eq "unix:") { |
if ($authentication eq "unix:") { |
exit 6; |
exit 6; |