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Diff for /loncom/lond between versions 1.489.2.24 and 1.489.2.26

version 1.489.2.24, 2016/09/24 19:44:15 version 1.489.2.26, 2017/03/13 19:09:32
Line 1429  sub du2_handler { Line 1429  sub du2_handler {
 #    If the requested path contains /../ or is:  #    If the requested path contains /../ or is:
 #  #
 #    1. for a directory, and the path does not begin with one of:  #    1. for a directory, and the path does not begin with one of:
 #        (a) /home/httpd/html/res/<domain>/  #        (a) /home/httpd/html/res/<domain>
 #        (b) /home/httpd/html/res/userfiles/  #        (b) /home/httpd/html/res/userfiles/
 #        (c) /home/httpd/lonUsers/<domain>/<1>/<2>/<3>/<username>/userfiles  #        (c) /home/httpd/lonUsers/<domain>/<1>/<2>/<3>/<username>/userfiles
 #    or is:  #    or is:
Line 1466  sub ls_handler { Line 1466  sub ls_handler {
     }      }
     if (-e $ulsdir) {      if (-e $ulsdir) {
  if(-d $ulsdir) {   if(-d $ulsdir) {
             unless (($ulsdir =~ m{/home/httpd/html/(res/$LONCAPA::match_domain|userfiles)/}) ||              unless (($ulsdir =~ m{/home/httpd/html/(res/$LONCAPA::match_domain|userfiles/)}) ||
                     ($ulsdir =~ m{/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_username/userfiles/})) {                      ($ulsdir =~ m{/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_username/userfiles/})) {
                 &Failure($client,"refused\n",$userinput);                  &Failure($client,"refused\n",$userinput);
                 return 1;                  return 1;
Line 1526  sub ls_handler { Line 1526  sub ls_handler {
 #    If the requested path contains /../ or is:  #    If the requested path contains /../ or is:
 #  #
 #    1. for a directory, and the path does not begin with one of:  #    1. for a directory, and the path does not begin with one of:
 #        (a) /home/httpd/html/res/<domain>/  #        (a) /home/httpd/html/res/<domain>
 #        (b) /home/httpd/html/res/userfiles/  #        (b) /home/httpd/html/res/userfiles/
 #        (c) /home/httpd/lonUsers/<domain>/<1>/<2>/<3>/<username>/userfiles  #        (c) /home/httpd/lonUsers/<domain>/<1>/<2>/<3>/<username>/userfiles
 #    or is:  #    or is:
Line 1562  sub ls2_handler { Line 1562  sub ls2_handler {
     }      }
     if (-e $ulsdir) {      if (-e $ulsdir) {
         if(-d $ulsdir) {          if(-d $ulsdir) {
             unless (($ulsdir =~ m{/home/httpd/html/(res/$LONCAPA::match_domain|userfiles)/}) ||              unless (($ulsdir =~ m{/home/httpd/html/(res/$LONCAPA::match_domain|userfiles/)}) ||
                     ($ulsdir =~ m{/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_username/userfiles/})) {                      ($ulsdir =~ m{/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_username/userfiles/})) {
                 &Failure($client,"refused\n","$userinput");                  &Failure($client,"refused\n","$userinput");
                 return 1;                  return 1;
Line 1615  sub ls2_handler { Line 1615  sub ls2_handler {
 #    If the requested path (after prepending) contains /../ or is:  #    If the requested path (after prepending) contains /../ or is:
 #  #
 #    1. for a directory, and the path does not begin with one of:  #    1. for a directory, and the path does not begin with one of:
 #        (a) /home/httpd/html/res/<domain>/  #        (a) /home/httpd/html/res/<domain>
 #        (b) /home/httpd/html/res/userfiles/  #        (b) /home/httpd/html/res/userfiles/
 #        (c) /home/httpd/lonUsers/<domain>/<1>/<2>/<3>/<username>/userfiles  #        (c) /home/httpd/lonUsers/<domain>/<1>/<2>/<3>/<username>/userfiles
 #        (d) /home/httpd/html/priv/<domain>/ and client is the homeserver  #        (d) /home/httpd/html/priv/<domain>/ and client is the homeserver
Line 1700  sub ls3_handler { Line 1700  sub ls3_handler {
     if (-e $ulsdir) {      if (-e $ulsdir) {
         if(-d $ulsdir) {          if(-d $ulsdir) {
             unless (($getpropath) || ($getuserdir) ||              unless (($getpropath) || ($getuserdir) ||
                     ($ulsdir =~ m{/home/httpd/html/(res/$LONCAPA::match_domain|userfiles)/}) ||                      ($ulsdir =~ m{/home/httpd/html/(res/$LONCAPA::match_domain|userfiles/)}) ||
                     ($ulsdir =~ m{/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_username/userfiles/}) ||                      ($ulsdir =~ m{/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_username/userfiles/}) ||
                     (($ulsdir =~ m{/home/httpd/html/priv/$LONCAPA::match_domain/}) && ($islocal))) {                      (($ulsdir =~ m{/home/httpd/html/priv/$LONCAPA::match_domain/}) && ($islocal))) {
                 &Failure($client,"refused\n",$userinput);                  &Failure($client,"refused\n",$userinput);
Line 2151  sub hash_passwd { Line 2151  sub hash_passwd {
         my $plainsalt = substr($rest[1],0,22);          my $plainsalt = substr($rest[1],0,22);
         $salt = Crypt::Eksblowfish::Bcrypt::de_base64($plainsalt);          $salt = Crypt::Eksblowfish::Bcrypt::de_base64($plainsalt);
     } else {      } else {
         my $defaultcost;          my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
         my %domconfig =          my $defaultcost = $domdefaults{'intauth_cost'};
             &Apache::lonnet::get_dom('configuration',['password'],$domain);  
         if (ref($domconfig{'password'}) eq 'HASH') {  
             $defaultcost = $domconfig{'password'}{'cost'};  
         }  
         if (($defaultcost eq '') || ($defaultcost =~ /D/)) {          if (($defaultcost eq '') || ($defaultcost =~ /D/)) {
             $cost = 10;              $cost = 10;
         } else {          } else {
Line 6938  sub make_new_child { Line 6934  sub make_new_child {
   ."Attempted insecure connection disallowed </font>");    ."Attempted insecure connection disallowed </font>");
  close $client;   close $client;
  $clientok = 0;   $clientok = 0;
   
     }      }
  }   }
     } else {      } else {
Line 6947  sub make_new_child { Line 6942  sub make_new_child {
  ."$clientip failed to initialize: >$remotereq< </font>");   ."$clientip failed to initialize: >$remotereq< </font>");
  &status('No init '.$clientip);   &status('No init '.$clientip);
     }      }
       
  } else {   } else {
     &logthis(      &logthis(
      "<font color='blue'>WARNING: Unknown client $clientip</font>");       "<font color='blue'>WARNING: Unknown client $clientip</font>");
Line 7105  sub password_filename { Line 7099  sub password_filename {
 #    domain    - domain of the user.  #    domain    - domain of the user.
 #    name      - User's name.  #    name      - User's name.
 #    contents  - New contents of the file.  #    contents  - New contents of the file.
   #    saveold   - (optional). If true save old file in a passwd.bak file.
 # Returns:  # Returns:
 #   0    - Failed.  #   0    - Failed.
 #   1    - Success.  #   1    - Success.
 #  #
 sub rewrite_password_file {  sub rewrite_password_file {
     my ($domain, $user, $contents) = @_;      my ($domain, $user, $contents, $saveold) = @_;
   
     my $file = &password_filename($domain, $user);      my $file = &password_filename($domain, $user);
     if (defined $file) {      if (defined $file) {
           if ($saveold) {
               my $bakfile = $file.'.bak';
               if (CopyFile($file,$bakfile)) {
                   chmod(0400,$bakfile);
                   &logthis("Old password saved in passwd.bak for internally authenticated user: $user:$domain");
               } else {
                   &logthis("Failed to save old password in passwd.bak for internally authenticated user: $user:$domain");
               }
           }
  my $pf = IO::File->new(">$file");   my $pf = IO::File->new(">$file");
  if($pf) {   if($pf) {
     print $pf "$contents\n";      print $pf "$contents\n";
Line 7204  sub validate_user { Line 7208  sub validate_user {
                 $contentpwd = $domdefaults{'auth_arg_def'};                   $contentpwd = $domdefaults{'auth_arg_def'}; 
             }              }
         }          }
     }       }
     if ($howpwd ne 'nouser') {      if ($howpwd ne 'nouser') {
  if($howpwd eq "internal") { # Encrypted is in local password file.   if($howpwd eq "internal") { # Encrypted is in local password file.
             if (length($contentpwd) == 13) {              if (length($contentpwd) == 13) {
                 $validated = (crypt($password,$contentpwd) eq $contentpwd);                  $validated = (crypt($password,$contentpwd) eq $contentpwd);
                 if ($validated) {                  if ($validated) {
                     my $ncpass = &hash_passwd($domain,$password);                      my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
                     if (&rewrite_password_file($domain,$user,"$howpwd:$ncpass")) {                      if ($domdefaults{'intauth_switch'}) {
                         &update_passwd_history($user,$domain,$howpwd,'conversion');                          my $ncpass = &hash_passwd($domain,$password);
                         &logthis("Validated password hashed with bcrypt for $user:$domain");                          my $saveold;
                           if ($domdefaults{'intauth_switch'} == 2) {
                               $saveold = 1;
                           }
                           if (&rewrite_password_file($domain,$user,"$howpwd:$ncpass",$saveold)) {
                               &update_passwd_history($user,$domain,$howpwd,'conversion');
                               &logthis("Validated password hashed with bcrypt for $user:$domain");
                           }
                     }                      }
                 }                  }
             } else {              } else {
                 $validated = &check_internal_passwd($password,$contentpwd,$domain);                  $validated = &check_internal_passwd($password,$contentpwd,$domain,$user);
             }              }
  }   }
  elsif ($howpwd eq "unix") { # User is a normal unix user.   elsif ($howpwd eq "unix") { # User is a normal unix user.
Line 7287  sub validate_user { Line 7298  sub validate_user {
 }  }
   
 sub check_internal_passwd {  sub check_internal_passwd {
     my ($plainpass,$stored,$domain) = @_;      my ($plainpass,$stored,$domain,$user) = @_;
     my (undef,$method,@rest) = split(/!/,$stored);      my (undef,$method,@rest) = split(/!/,$stored);
     if ($method eq "bcrypt") {      if ($method eq 'bcrypt') {
         my $result = &hash_passwd($domain,$plainpass,@rest);          my $result = &hash_passwd($domain,$plainpass,@rest);
         if ($result ne $stored) {          if ($result ne $stored) {
             return 0;              return 0;
         }          }
         # Upgrade to a larger number of rounds if necessary          my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
         my $defaultcost;          if ($domdefaults{'intauth_check'}) {
         my %domconfig =              # Upgrade to a larger number of rounds if necessary
             &Apache::lonnet::get_dom('configuration',['password'],$domain);              my $defaultcost = $domdefaults{'intauth_cost'};
         if (ref($domconfig{'password'}) eq 'HASH') {              if (($defaultcost eq '') || ($defaultcost =~ /D/)) {
             $defaultcost = $domconfig{'password'}{'cost'};                  $defaultcost = 10;
         }              }
         if (($defaultcost eq '') || ($defaultcost =~ /D/)) {              if (int($rest[0])<int($defaultcost)) {
             $defaultcost = 10;                  if ($domdefaults{'intauth_check'} == 1) {
                       my $ncpass = &hash_passwd($domain,$plainpass);
                       if (&rewrite_password_file($domain,$user,"internal:$ncpass")) {
                           &update_passwd_history($user,$domain,'internal','update cost');
                           &logthis("Validated password hashed with bcrypt for $user:$domain");
                       }
                       return 1;
                   } elsif ($domdefaults{'intauth_check'} == 2) {
                       return 0;
                   }
               }
           } else {
               return 1;
         }          }
         return 1 unless($rest[0]<$defaultcost);  
     }      }
     return 0;      return 0;
 }  }
Removed from v.1.489.2.24  
changed lines
  Added in v.1.489.2.26

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