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version 1.218, 2004/07/29 10:50:54
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version 1.233, 2004/08/18 17:43:05
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Line 50 use File::Copy;
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Line 50 use File::Copy;
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| use LONCAPA::ConfigFileEdit; |
use LONCAPA::ConfigFileEdit; |
| use LONCAPA::lonlocal; |
use LONCAPA::lonlocal; |
| use LONCAPA::lonssl; |
use LONCAPA::lonssl; |
| |
use Fcntl qw(:flock); |
| |
|
| my $DEBUG = 0; # Non zero to enable debug log entries. |
my $DEBUG = 0; # Non zero to enable debug log entries. |
| |
|
|
Line 121 my @passwderrors = ("ok",
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Line 122 my @passwderrors = ("ok",
|
| "lcpasswd Cannot set new passwd.", |
"lcpasswd Cannot set new passwd.", |
| "lcpasswd Username has invalid characters", |
"lcpasswd Username has invalid characters", |
| "lcpasswd Invalid characters in password", |
"lcpasswd Invalid characters in password", |
| "11", "12", |
"lcpasswd User already exists", |
| "lcpasswd Password mismatch"); |
"lcpasswd Something went wrong with user addition.", |
| |
"lcpasswd Password mismatch", |
| |
"lcpasswd Error filename is invalid"); |
| |
|
| |
|
| # The array below are lcuseradd error strings.: |
# The array below are lcuseradd error strings.: |
|
Line 159 sub ResetStatistics {
|
Line 162 sub ResetStatistics {
|
| $Failures = 0; |
$Failures = 0; |
| } |
} |
| |
|
| |
|
| |
|
| #------------------------------------------------------------------------ |
#------------------------------------------------------------------------ |
| # |
# |
| # LocalConnection |
# LocalConnection |
|
Line 191 sub LocalConnection {
|
Line 192 sub LocalConnection {
|
| ."$clientdns ne $thisserver </font>"); |
."$clientdns ne $thisserver </font>"); |
| close $Socket; |
close $Socket; |
| return undef; |
return undef; |
| } |
} else { |
| else { |
|
| chomp($initcmd); # Get rid of \n in filename. |
chomp($initcmd); # Get rid of \n in filename. |
| my ($init, $type, $name) = split(/:/, $initcmd); |
my ($init, $type, $name) = split(/:/, $initcmd); |
| Debug(" Init command: $init $type $name "); |
Debug(" Init command: $init $type $name "); |
|
Line 323 sub InsecureConnection {
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Line 323 sub InsecureConnection {
|
| $answer =~s/\W//g; |
$answer =~s/\W//g; |
| if($challenge eq $answer) { |
if($challenge eq $answer) { |
| return 1; |
return 1; |
| } |
} else { |
| else { |
|
| logthis("<font color='blue'>WARNING client did not respond to challenge</font>"); |
logthis("<font color='blue'>WARNING client did not respond to challenge</font>"); |
| &status("No challenge reqply"); |
&status("No challenge reqply"); |
| return 0; |
return 0; |
|
Line 371 sub isClient {
|
Line 370 sub isClient {
|
| # - This allows dynamic changes to the manager table |
# - This allows dynamic changes to the manager table |
| # without the need to signal to the lond. |
# without the need to signal to the lond. |
| # |
# |
| |
|
| sub ReadManagerTable { |
sub ReadManagerTable { |
| |
|
| # Clean out the old table first.. |
# Clean out the old table first.. |
|
Line 653 sub PushFile {
|
Line 651 sub PushFile {
|
| &logthis('<font color="red"> Pushfile: unable to install ' |
&logthis('<font color="red"> Pushfile: unable to install ' |
| .$tablefile." $! </font>"); |
.$tablefile." $! </font>"); |
| return "error:$!"; |
return "error:$!"; |
| } |
} else { |
| else { |
|
| &logthis('<font color="green"> Installed new '.$tablefile |
&logthis('<font color="green"> Installed new '.$tablefile |
| ."</font>"); |
."</font>"); |
| |
|
|
Line 1223 sub user_authorization_type {
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Line 1220 sub user_authorization_type {
|
| my $userinput = "$cmd:$tail"; |
my $userinput = "$cmd:$tail"; |
| |
|
| # Pull the domain and username out of the command tail. |
# Pull the domain and username out of the command tail. |
| # and call GetAuthType to determine the authentication type. |
# and call get_auth_type to determine the authentication type. |
| |
|
| my ($udom,$uname)=split(/:/,$tail); |
my ($udom,$uname)=split(/:/,$tail); |
| my $result = &GetAuthType($udom, $uname); |
my $result = &get_auth_type($udom, $uname); |
| if($result eq "nouser") { |
if($result eq "nouser") { |
| &Failure( $replyfd, "unknown_user\n", $userinput); |
&Failure( $replyfd, "unknown_user\n", $userinput); |
| } else { |
} else { |
| # |
# |
| # We only want to pass the second field from GetAuthType |
# We only want to pass the second field from get_auth_type |
| # for ^krb.. otherwise we'll be handing out the encrypted |
# for ^krb.. otherwise we'll be handing out the encrypted |
| # password for internals e.g. |
# password for internals e.g. |
| # |
# |
|
Line 1239 sub user_authorization_type {
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Line 1236 sub user_authorization_type {
|
| if($type =~ /^krb/) { |
if($type =~ /^krb/) { |
| $type = $result; |
$type = $result; |
| } |
} |
| &Reply( $replyfd, "$type\n", $userinput); |
&Reply( $replyfd, "$type:\n", $userinput); |
| } |
} |
| |
|
| return 1; |
return 1; |
|
Line 1281 sub push_file_handler {
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Line 1278 sub push_file_handler {
|
| } else { |
} else { |
| &Failure( $client, "refused\n", $userinput); |
&Failure( $client, "refused\n", $userinput); |
| } |
} |
| |
return 1; |
| } |
} |
| ®ister_handler("pushfile", \&push_file_handler, 1, 0, 1); |
®ister_handler("pushfile", \&push_file_handler, 1, 0, 1); |
| |
|
|
Line 1360 sub edit_table_handler {
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Line 1358 sub edit_table_handler {
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| register_handler("edit", \&edit_table_handler, 1, 0, 1); |
register_handler("edit", \&edit_table_handler, 1, 0, 1); |
| |
|
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|
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# |
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# Authenticate a user against the LonCAPA authentication |
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# database. Note that there are several authentication |
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# possibilities: |
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# - unix - The user can be authenticated against the unix |
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# password file. |
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# - internal - The user can be authenticated against a purely |
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# internal per user password file. |
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# - kerberos - The user can be authenticated against either a kerb4 or kerb5 |
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# ticket granting authority. |
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# - user - The person tailoring LonCAPA can supply a user authentication |
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# mechanism that is per system. |
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# |
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# Parameters: |
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# $cmd - The command that got us here. |
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# $tail - Tail of the command (remaining parameters). |
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# $client - File descriptor connected to client. |
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# Returns |
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# 0 - Requested to exit, caller should shut down. |
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# 1 - Continue processing. |
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# Implicit inputs: |
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# The authentication systems describe above have their own forms of implicit |
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# input into the authentication process that are described above. |
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# |
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sub authenticate_handler { |
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my ($cmd, $tail, $client) = @_; |
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|
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|
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# Regenerate the full input line |
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|
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my $userinput = $cmd.":".$tail; |
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|
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# udom - User's domain. |
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# uname - Username. |
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# upass - User's password. |
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|
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my ($udom,$uname,$upass)=split(/:/,$tail); |
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&Debug(" Authenticate domain = $udom, user = $uname, password = $upass"); |
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chomp($upass); |
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$upass=&unescape($upass); |
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|
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my $pwdcorrect = &validate_user($udom, $uname, $upass); |
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if($pwdcorrect) { |
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&Reply( $client, "authorized\n", $userinput); |
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# |
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# Bad credentials: Failed to authorize |
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# |
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} else { |
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&Failure( $client, "non_authorized\n", $userinput); |
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} |
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|
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return 1; |
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} |
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|
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register_handler("auth", \&authenticate_handler, 1, 1, 0); |
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|
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# |
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# Change a user's password. Note that this function is complicated by |
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# the fact that a user may be authenticated in more than one way: |
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# At present, we are not able to change the password for all types of |
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# authentication methods. Only for: |
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# unix - unix password or shadow passoword style authentication. |
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# local - Locally written authentication mechanism. |
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# For now, kerb4 and kerb5 password changes are not supported and result |
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# in an error. |
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# FUTURE WORK: |
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# Support kerberos passwd changes? |
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# Parameters: |
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# $cmd - The command that got us here. |
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# $tail - Tail of the command (remaining parameters). |
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# $client - File descriptor connected to client. |
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# Returns |
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# 0 - Requested to exit, caller should shut down. |
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# 1 - Continue processing. |
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# Implicit inputs: |
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# The authentication systems describe above have their own forms of implicit |
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# input into the authentication process that are described above. |
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sub change_password_handler { |
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my ($cmd, $tail, $client) = @_; |
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|
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my $userinput = $cmd.":".$tail; # Reconstruct client's string. |
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|
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# |
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# udom - user's domain. |
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# uname - Username. |
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# upass - Current password. |
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# npass - New password. |
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|
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my ($udom,$uname,$upass,$npass)=split(/:/,$tail); |
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|
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$upass=&unescape($upass); |
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$npass=&unescape($npass); |
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&Debug("Trying to change password for $uname"); |
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|
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# First require that the user can be authenticated with their |
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# old password: |
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|
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my $validated = &validate_user($udom, $uname, $upass); |
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if($validated) { |
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my $realpasswd = &get_auth_type($udom, $uname); # Defined since authd. |
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|
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my ($howpwd,$contentpwd)=split(/:/,$realpasswd); |
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if ($howpwd eq 'internal') { |
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&Debug("internal auth"); |
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my $salt=time; |
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$salt=substr($salt,6,2); |
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my $ncpass=crypt($npass,$salt); |
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if(&rewrite_password_file($udom, $uname, "internal:$ncpass")) { |
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&logthis("Result of password change for " |
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."$uname: pwchange_success"); |
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&Reply($client, "ok\n", $userinput); |
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} else { |
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&logthis("Unable to open $uname passwd " |
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."to change password"); |
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&Failure( $client, "non_authorized\n",$userinput); |
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} |
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} elsif ($howpwd eq 'unix') { |
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# Unix means we have to access /etc/password |
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&Debug("auth is unix"); |
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my $execdir=$perlvar{'lonDaemons'}; |
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&Debug("Opening lcpasswd pipeline"); |
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my $pf = IO::File->new("|$execdir/lcpasswd > " |
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."$perlvar{'lonDaemons'}" |
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."/logs/lcpasswd.log"); |
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print $pf "$uname\n$npass\n$npass\n"; |
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close $pf; |
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my $err = $?; |
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my $result = ($err>0 ? 'pwchange_failure' : 'ok'); |
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&logthis("Result of password change for $uname: ". |
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&lcpasswdstrerror($?)); |
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&Reply($client, "$result\n", $userinput); |
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} else { |
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# this just means that the current password mode is not |
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# one we know how to change (e.g the kerberos auth modes or |
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# locally written auth handler). |
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# |
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&Failure( $client, "auth_mode_error\n", $userinput); |
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} |
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|
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} else { |
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&Failure( $client, "non_authorized\n", $userinput); |
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} |
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|
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return 1; |
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} |
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register_handler("passwd", \&change_password_handler, 1, 1, 0); |
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|
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|
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# |
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# Create a new user. User in this case means a lon-capa user. |
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# The user must either already exist in some authentication realm |
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# like kerberos or the /etc/passwd. If not, a user completely local to |
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# this loncapa system is created. |
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# |
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# Parameters: |
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# $cmd - The command that got us here. |
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# $tail - Tail of the command (remaining parameters). |
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# $client - File descriptor connected to client. |
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# Returns |
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# 0 - Requested to exit, caller should shut down. |
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# 1 - Continue processing. |
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# Implicit inputs: |
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# The authentication systems describe above have their own forms of implicit |
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# input into the authentication process that are described above. |
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sub add_user_handler { |
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|
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my ($cmd, $tail, $client) = @_; |
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|
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|
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my ($udom,$uname,$umode,$npass)=split(/:/,$tail); |
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my $userinput = $cmd.":".$tail; # Reconstruct the full request line. |
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|
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&Debug("cmd =".$cmd." $udom =".$udom." uname=".$uname); |
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|
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|
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if($udom eq $currentdomainid) { # Reject new users for other domains... |
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|
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my $oldumask=umask(0077); |
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chomp($npass); |
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$npass=&unescape($npass); |
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my $passfilename = &password_path($udom, $uname); |
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&Debug("Password file created will be:".$passfilename); |
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if (-e $passfilename) { |
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&Failure( $client, "already_exists\n", $userinput); |
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} else { |
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my @fpparts=split(/\//,$passfilename); |
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my $fpnow=$fpparts[0].'/'.$fpparts[1].'/'.$fpparts[2]; |
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my $fperror=''; |
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for (my $i=3;$i<= ($#fpparts-1);$i++) { |
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$fpnow.='/'.$fpparts[$i]; |
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unless (-e $fpnow) { |
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&logthis("mkdir $fpnow"); |
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unless (mkdir($fpnow,0777)) { |
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$fperror="error: ".($!+0)." mkdir failed while attempting " |
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."makeuser"; |
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} |
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} |
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} |
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unless ($fperror) { |
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my $result=&make_passwd_file($uname, $umode,$npass, $passfilename); |
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&Reply($client, $result, $userinput); #BUGBUG - could be fail |
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} else { |
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&Failure($client, "$fperror\n", $userinput); |
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} |
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} |
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umask($oldumask); |
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} else { |
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&Failure($client, "not_right_domain\n", |
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$userinput); # Even if we are multihomed. |
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|
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} |
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return 1; |
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|
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} |
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®ister_handler("makeuser", \&add_user_handler, 1, 1, 0); |
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|
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# |
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# Change the authentication method of a user. Note that this may |
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# also implicitly change the user's password if, for example, the user is |
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# joining an existing authentication realm. Known authentication realms at |
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# this time are: |
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# internal - Purely internal password file (only loncapa knows this user) |
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# local - Institutionally written authentication module. |
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# unix - Unix user (/etc/passwd with or without /etc/shadow). |
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# kerb4 - kerberos version 4 |
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# kerb5 - kerberos version 5 |
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# |
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# Parameters: |
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# $cmd - The command that got us here. |
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# $tail - Tail of the command (remaining parameters). |
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# $client - File descriptor connected to client. |
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# Returns |
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# 0 - Requested to exit, caller should shut down. |
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# 1 - Continue processing. |
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# Implicit inputs: |
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# The authentication systems describe above have their own forms of implicit |
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# input into the authentication process that are described above. |
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# |
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sub change_authentication_handler { |
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|
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my ($cmd, $tail, $client) = @_; |
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|
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my $userinput = "$cmd:$tail"; # Reconstruct user input. |
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|
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my ($udom,$uname,$umode,$npass)=split(/:/,$tail); |
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&Debug("cmd = ".$cmd." domain= ".$udom."uname =".$uname." umode= ".$umode); |
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if ($udom ne $currentdomainid) { |
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&Failure( $client, "not_right_domain\n", $client); |
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} else { |
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|
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chomp($npass); |
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|
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$npass=&unescape($npass); |
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my $passfilename = &password_path($udom, $uname); |
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if ($passfilename) { # Not allowed to create a new user!! |
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my $result=&make_passwd_file($uname, $umode,$npass,$passfilename); |
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&Reply($client, $result, $userinput); |
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} else { |
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&Failure($client, "non_authorized", $userinput); # Fail the user now. |
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} |
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} |
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return 1; |
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} |
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®ister_handler("changeuserauth", \&change_authentication_handler, 1,1, 0); |
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|
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# |
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# Determines if this is the home server for a user. The home server |
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# for a user will have his/her lon-capa passwd file. Therefore all we need |
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# to do is determine if this file exists. |
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# |
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# Parameters: |
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# $cmd - The command that got us here. |
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# $tail - Tail of the command (remaining parameters). |
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# $client - File descriptor connected to client. |
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# Returns |
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# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# Implicit inputs: |
| |
# The authentication systems describe above have their own forms of implicit |
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# input into the authentication process that are described above. |
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# |
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sub is_home_handler { |
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my ($cmd, $tail, $client) = @_; |
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|
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my $userinput = "$cmd:$tail"; |
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|
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my ($udom,$uname)=split(/:/,$tail); |
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chomp($uname); |
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my $passfile = &password_filename($udom, $uname); |
| |
if($passfile) { |
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&Reply( $client, "found\n", $userinput); |
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} else { |
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&Failure($client, "not_found\n", $userinput); |
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} |
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return 1; |
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} |
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®ister_handler("home", \&is_home_handler, 0,1,0); |
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|
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# |
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# Process an update request for a resource?? I think what's going on here is |
| |
# that a resource has been modified that we hold a subscription to. |
| |
# If the resource is not local, then we must update, or at least invalidate our |
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# cached copy of the resource. |
| |
# FUTURE WORK: |
| |
# I need to look at this logic carefully. My druthers would be to follow |
| |
# typical caching logic, and simple invalidate the cache, drop any subscription |
| |
# an let the next fetch start the ball rolling again... however that may |
| |
# actually be more difficult than it looks given the complex web of |
| |
# proxy servers. |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# Implicit inputs: |
| |
# The authentication systems describe above have their own forms of implicit |
| |
# input into the authentication process that are described above. |
| |
# |
| |
sub update_resource_handler { |
| |
|
| |
my ($cmd, $tail, $client) = @_; |
| |
|
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my $userinput = "$cmd:$tail"; |
| |
|
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my $fname= $tail; # This allows interactive testing |
| |
|
| |
|
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my $ownership=ishome($fname); |
| |
if ($ownership eq 'not_owner') { |
| |
if (-e $fname) { |
| |
my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size, |
| |
$atime,$mtime,$ctime,$blksize,$blocks)=stat($fname); |
| |
my $now=time; |
| |
my $since=$now-$atime; |
| |
if ($since>$perlvar{'lonExpire'}) { |
| |
my $reply=&reply("unsub:$fname","$clientname"); |
| |
unlink("$fname"); |
| |
} else { |
| |
my $transname="$fname.in.transfer"; |
| |
my $remoteurl=&reply("sub:$fname","$clientname"); |
| |
my $response; |
| |
alarm(120); |
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{ |
| |
my $ua=new LWP::UserAgent; |
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my $request=new HTTP::Request('GET',"$remoteurl"); |
| |
$response=$ua->request($request,$transname); |
| |
} |
| |
alarm(0); |
| |
if ($response->is_error()) { |
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unlink($transname); |
| |
my $message=$response->status_line; |
| |
&logthis("LWP GET: $message for $fname ($remoteurl)"); |
| |
} else { |
| |
if ($remoteurl!~/\.meta$/) { |
| |
alarm(120); |
| |
{ |
| |
my $ua=new LWP::UserAgent; |
| |
my $mrequest=new HTTP::Request('GET',$remoteurl.'.meta'); |
| |
my $mresponse=$ua->request($mrequest,$fname.'.meta'); |
| |
if ($mresponse->is_error()) { |
| |
unlink($fname.'.meta'); |
| |
} |
| |
} |
| |
alarm(0); |
| |
} |
| |
rename($transname,$fname); |
| |
} |
| |
} |
| |
&Reply( $client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure($client, "not_found\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "rejected\n", $userinput); |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("update", \&update_resource_handler, 0 ,1, 0); |
| |
|
| |
# |
| |
# Fetch a user file from a remote server to the user's home directory |
| |
# userfiles subdir. |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub fetch_user_file_handler { |
| |
|
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
my $fname = $tail; |
| |
my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
| |
my $udir=&propath($udom,$uname).'/userfiles'; |
| |
unless (-e $udir) { |
| |
mkdir($udir,0770); |
| |
} |
| |
Debug("fetch user file for $fname"); |
| |
if (-e $udir) { |
| |
$ufile=~s/^[\.\~]+//; |
| |
|
| |
# IF necessary, create the path right down to the file. |
| |
# Note that any regular files in the way of this path are |
| |
# wiped out to deal with some earlier folly of mine. |
| |
|
| |
my $path = $udir; |
| |
if ($ufile =~m|(.+)/([^/]+)$|) { |
| |
my @parts=split('/',$1); |
| |
foreach my $part (@parts) { |
| |
$path .= '/'.$part; |
| |
if( -f $path) { |
| |
unlink($path); |
| |
} |
| |
if ((-e $path)!=1) { |
| |
mkdir($path,0770); |
| |
} |
| |
} |
| |
} |
| |
|
| |
|
| |
my $destname=$udir.'/'.$ufile; |
| |
my $transname=$udir.'/'.$ufile.'.in.transit'; |
| |
my $remoteurl='http://'.$clientip.'/userfiles/'.$fname; |
| |
my $response; |
| |
Debug("Remote URL : $remoteurl Transfername $transname Destname: $destname"); |
| |
alarm(120); |
| |
{ |
| |
my $ua=new LWP::UserAgent; |
| |
my $request=new HTTP::Request('GET',"$remoteurl"); |
| |
$response=$ua->request($request,$transname); |
| |
} |
| |
alarm(0); |
| |
if ($response->is_error()) { |
| |
unlink($transname); |
| |
my $message=$response->status_line; |
| |
&logthis("LWP GET: $message for $fname ($remoteurl)"); |
| |
&Failure($client, "failed\n", $userinput); |
| |
} else { |
| |
Debug("Renaming $transname to $destname"); |
| |
if (!rename($transname,$destname)) { |
| |
&logthis("Unable to move $transname to $destname"); |
| |
unlink($transname); |
| |
&Failure($client, "failed\n", $userinput); |
| |
} else { |
| |
&Reply($client, "ok\n", $userinput); |
| |
} |
| |
} |
| |
} else { |
| |
&Failure($client, "not_home\n", $userinput); |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("fetchuserfile", \&fetch_user_file_handler, 0, 1, 0); |
| |
|
| |
# |
| |
# Remove a file from a user's home directory userfiles subdirectory. |
| |
# Parameters: |
| |
# cmd - the Lond request keyword that got us here. |
| |
# tail - the part of the command past the keyword. |
| |
# client- File descriptor connected with the client. |
| |
# |
| |
# Returns: |
| |
# 1 - Continue processing. |
| |
|
| |
sub remove_user_file_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my ($fname) = split(/:/, $tail); # Get rid of any tailing :'s lonc may have sent. |
| |
|
| |
my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
| |
if ($ufile =~m|/\.\./|) { |
| |
# any files paths with /../ in them refuse |
| |
# to deal with |
| |
&Failure($client, "refused\n", "$cmd:$tail"); |
| |
} else { |
| |
my $udir = &propath($udom,$uname); |
| |
if (-e $udir) { |
| |
my $file=$udir.'/userfiles/'.$ufile; |
| |
if (-e $file) { |
| |
unlink($file); |
| |
if (-e $file) { |
| |
&Failure($client, "failed\n", "$cmd:$tail"); |
| |
} else { |
| |
&Reply($client, "ok\n", "$cmd:$tail"); |
| |
} |
| |
} else { |
| |
&Failure($client, "not_found\n", "$cmd:$tail"); |
| |
} |
| |
} else { |
| |
&Failure($client, "not_home\n", "$cmd:$tail"); |
| |
} |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("removeuserfile", \&remove_user_file_handler, 0,1,0); |
| |
|
| |
|
| |
# |
| |
# Authenticate access to a user file by checking the user's |
| |
# session token(?) |
| |
# |
| |
# Parameters: |
| |
# cmd - The request keyword that dispatched to tus. |
| |
# tail - The tail of the request (colon separated parameters). |
| |
# client - Filehandle open on the client. |
| |
# Return: |
| |
# 1. |
| |
|
| |
sub token_auth_user_file_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my ($fname, $session) = split(/:/, $tail); |
| |
|
| |
chomp($session); |
| |
my $reply='non_auth'; |
| |
if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'. |
| |
$session.'.id')) { |
| |
while (my $line=<ENVIN>) { |
| |
if ($line=~ m|userfile\.\Q$fname\E\=|) { $reply='ok'; } |
| |
} |
| |
close(ENVIN); |
| |
&Reply($client, $reply); |
| |
} else { |
| |
&Failure($client, "invalid_token\n", "$cmd:$tail"); |
| |
} |
| |
return 1; |
| |
|
| |
} |
| |
|
| |
®ister_handler("tokenauthuserfile", \&token_auth_user_file_handler, 0,1,0); |
| |
|
| |
|
| |
# |
| |
# Unsubscribe from a resource. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub unsubscribe_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput= "$cmd:$tail"; |
| |
|
| |
my ($fname) = split(/:/,$tail); # Split in case there's extrs. |
| |
|
| |
&Debug("Unsubscribing $fname"); |
| |
if (-e $fname) { |
| |
&Debug("Exists"); |
| |
&Reply($client, &unsub($fname,$clientip), $userinput); |
| |
} else { |
| |
&Failure($client, "not_found\n", $userinput); |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("unsub", \&unsubscribe_handler, 0, 1, 0); |
| |
# Subscribe to a resource |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub subscribe_handler { |
| |
my ($cmd, $tail, $client)= @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
&Reply( $client, &subscribe($userinput,$clientip), $userinput); |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("sub", \&subscribe_handler, 0, 1, 0); |
| |
|
| |
# |
| |
# Determine the version of a resource (?) Or is it return |
| |
# the top version of the resource? Not yet clear from the |
| |
# code in currentversion. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub current_version_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput= "$cmd:$tail"; |
| |
|
| |
my $fname = $tail; |
| |
&Reply( $client, ¤tversion($fname)."\n", $userinput); |
| |
return 1; |
| |
|
| |
} |
| |
®ister_handler("currentversion", \¤t_version_handler, 0, 1, 0); |
| |
|
| |
# Make an entry in a user's activity log. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub activity_log_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
|
| |
my $userinput= "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$what)=split(/:/,$tail); |
| |
chomp($what); |
| |
my $proname=&propath($udom,$uname); |
| |
my $now=time; |
| |
my $hfh; |
| |
if ($hfh=IO::File->new(">>$proname/activity.log")) { |
| |
print $hfh "$now:$clientname:$what\n"; |
| |
&Reply( $client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." IO::File->new Failed " |
| |
."while attempting log\n", |
| |
$userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
register_handler("log", \&activity_log_handler, 0, 1, 0); |
| |
|
| |
# |
| |
# Put a namespace entry in a user profile hash. |
| |
# My druthers would be for this to be an encrypted interaction too. |
| |
# anything that might be an inadvertent covert channel about either |
| |
# user authentication or user personal information.... |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub put_user_profile_entry { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace,$what) =split(/:/,$tail); |
| |
if ($namespace ne 'roles') { |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_WRCREAT(),"P",$what); |
| |
if($hashref) { |
| |
my @pairs=split(/\&/,$what); |
| |
foreach my $pair (@pairs) { |
| |
my ($key,$value)=split(/=/,$pair); |
| |
$hashref->{$key}=$value; |
| |
} |
| |
if (untie(%$hashref)) { |
| |
&Reply( $client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) failed ". |
| |
"while attempting put\n", |
| |
$userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "error: ".($!)." tie(GDBM) Failed ". |
| |
"while attempting put\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "refused\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("put", \&put_user_profile_entry, 0, 1, 0); |
| |
|
| |
# |
| |
# Increment a profile entry in the user history file. |
| |
# The history contains keyword value pairs. In this case, |
| |
# The value itself is a pair of numbers. The first, the current value |
| |
# the second an increment that this function applies to the current |
| |
# value. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command that got us here. |
| |
# $tail - Tail of the command (remaining parameters). |
| |
# $client - File descriptor connected to client. |
| |
# Returns |
| |
# 0 - Requested to exit, caller should shut down. |
| |
# 1 - Continue processing. |
| |
# |
| |
sub increment_user_value_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace,$what) =split(/:/,$tail); |
| |
if ($namespace ne 'roles') { |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, |
| |
$namespace, &GDBM_WRCREAT(), |
| |
"P",$what); |
| |
if ($hashref) { |
| |
my @pairs=split(/\&/,$what); |
| |
foreach my $pair (@pairs) { |
| |
my ($key,$value)=split(/=/,$pair); |
| |
# We could check that we have a number... |
| |
if (! defined($value) || $value eq '') { |
| |
$value = 1; |
| |
} |
| |
$hashref->{$key}+=$value; |
| |
} |
| |
if (untie(%$hashref)) { |
| |
&Reply( $client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) failed ". |
| |
"while attempting inc\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting inc\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "refused\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("inc", \&increment_user_value_handler, 0, 1, 0); |
| |
|
| |
|
| |
# |
| |
# Put a new role for a user. Roles are LonCAPA's packaging of permissions. |
| |
# Each 'role' a user has implies a set of permissions. Adding a new role |
| |
# for a person grants the permissions packaged with that role |
| |
# to that user when the role is selected. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command string (rolesput). |
| |
# $tail - The remainder of the request line. For rolesput this |
| |
# consists of a colon separated list that contains: |
| |
# The domain and user that is granting the role (logged). |
| |
# The domain and user that is getting the role. |
| |
# The roles being granted as a set of & separated pairs. |
| |
# each pair a key value pair. |
| |
# $client - File descriptor connected to the client. |
| |
# Returns: |
| |
# 0 - If the daemon should exit |
| |
# 1 - To continue processing. |
| |
# |
| |
# |
| |
sub roles_put_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ( $exedom, $exeuser, $udom, $uname, $what) = split(/:/,$tail); |
| |
|
| |
|
| |
my $namespace='roles'; |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_WRCREAT(), "P", |
| |
"$exedom:$exeuser:$what"); |
| |
# |
| |
# Log the attempt to set a role. The {}'s here ensure that the file |
| |
# handle is open for the minimal amount of time. Since the flush |
| |
# is done on close this improves the chances the log will be an un- |
| |
# corrupted ordered thing. |
| |
if ($hashref) { |
| |
my @pairs=split(/\&/,$what); |
| |
foreach my $pair (@pairs) { |
| |
my ($key,$value)=split(/=/,$pair); |
| |
&manage_permissions($key, $udom, $uname, |
| |
&get_auth_type( $udom, $uname)); |
| |
$hashref->{$key}=$value; |
| |
} |
| |
if (untie($hashref)) { |
| |
&Reply($client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting rolesput\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting rolesput\n", $userinput); |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("rolesput", \&roles_put_handler, 1,1,0); # Encoded client only. |
| |
|
| |
# |
| |
# Deletes (removes) a role for a user. This is equivalent to removing |
| |
# a permissions package associated with the role from the user's profile. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command (rolesdel) |
| |
# $tail - The remainder of the request line. This consists |
| |
# of: |
| |
# The domain and user requesting the change (logged) |
| |
# The domain and user being changed. |
| |
# The roles being revoked. These are shipped to us |
| |
# as a bunch of & separated role name keywords. |
| |
# $client - The file handle open on the client. |
| |
# Returns: |
| |
# 1 - Continue processing |
| |
# 0 - Exit. |
| |
# |
| |
sub roles_delete_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($exedom,$exeuser,$udom,$uname,$what)=split(/:/,$tail); |
| |
&Debug("cmd = ".$cmd." exedom= ".$exedom."user = ".$exeuser." udom=".$udom. |
| |
"what = ".$what); |
| |
my $namespace='roles'; |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_WRCREAT(), "D", |
| |
"$exedom:$exeuser:$what"); |
| |
|
| |
if ($hashref) { |
| |
my @rolekeys=split(/\&/,$what); |
| |
|
| |
foreach my $key (@rolekeys) { |
| |
delete $hashref->{$key}; |
| |
} |
| |
if (untie(%$hashref)) { |
| |
&Reply($client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting rolesdel\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting rolesdel\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("rolesdel", \&roles_delete_handler, 1,1, 0); # Encoded client only |
| |
|
| |
# Unencrypted get from a user's profile database. See |
| |
# GetProfileEntryEncrypted for a version that does end-to-end encryption. |
| |
# This function retrieves a keyed item from a specific named database in the |
| |
# user's directory. |
| |
# |
| |
# Parameters: |
| |
# $cmd - Command request keyword (get). |
| |
# $tail - Tail of the command. This is a colon separated list |
| |
# consisting of the domain and username that uniquely |
| |
# identifies the profile, |
| |
# The 'namespace' which selects the gdbm file to |
| |
# do the lookup in, |
| |
# & separated list of keys to lookup. Note that |
| |
# the values are returned as an & separated list too. |
| |
# $client - File descriptor open on the client. |
| |
# Returns: |
| |
# 1 - Continue processing. |
| |
# 0 - Exit. |
| |
# |
| |
sub get_profile_entry { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput= "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace,$what) = split(/:/,$tail); |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_READER()); |
| |
if ($hashref) { |
| |
my @queries=split(/\&/,$what); |
| |
my $qresult=''; |
| |
|
| |
for (my $i=0;$i<=$#queries;$i++) { |
| |
$qresult.="$hashref->{$queries[$i]}&"; # Presumably failure gives empty string. |
| |
} |
| |
$qresult=~s/\&$//; # Remove trailing & from last lookup. |
| |
if (untie(%$hashref)) { |
| |
&Reply($client, "$qresult\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting get\n", $userinput); |
| |
} |
| |
} else { |
| |
if ($!+0 == 2) { # +0 coerces errno -> number 2 is ENOENT |
| |
&Failure($client, "error:No such file or ". |
| |
"GDBM reported bad block error\n", $userinput); |
| |
} else { # Some other undifferentiated err. |
| |
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting get\n", $userinput); |
| |
} |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("get", \&get_profile_entry, 0,1,0); |
| |
|
| |
# |
| |
# Process the encrypted get request. Note that the request is sent |
| |
# in clear, but the reply is encrypted. This is a small covert channel: |
| |
# information about the sensitive keys is given to the snooper. Just not |
| |
# information about the values of the sensitive key. Hmm if I wanted to |
| |
# know these I'd snoop for the egets. Get the profile item names from them |
| |
# and then issue a get for them since there's no enforcement of the |
| |
# requirement of an encrypted get for particular profile items. If I |
| |
# were re-doing this, I'd force the request to be encrypted as well as the |
| |
# reply. I'd also just enforce encrypted transactions for all gets since |
| |
# that would prevent any covert channel snooping. |
| |
# |
| |
# Parameters: |
| |
# $cmd - Command keyword of request (eget). |
| |
# $tail - Tail of the command. See GetProfileEntry
# for more information about this. |
| |
# $client - File open on the client. |
| |
# Returns: |
| |
# 1 - Continue processing |
| |
# 0 - server should exit. |
| |
sub get_profile_entry_encrypted { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($cmd,$udom,$uname,$namespace,$what) = split(/:/,$userinput); |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_READER()); |
| |
if ($hashref) { |
| |
my @queries=split(/\&/,$what); |
| |
my $qresult=''; |
| |
for (my $i=0;$i<=$#queries;$i++) { |
| |
$qresult.="$hashref->{$queries[$i]}&"; |
| |
} |
| |
if (untie(%$hashref)) { |
| |
$qresult=~s/\&$//; |
| |
if ($cipher) { |
| |
my $cmdlength=length($qresult); |
| |
$qresult.=" "; |
| |
my $encqresult=''; |
| |
for(my $encidx=0;$encidx<=$cmdlength;$encidx+=8) { |
| |
$encqresult.= unpack("H16", |
| |
$cipher->encrypt(substr($qresult, |
| |
$encidx, |
| |
8))); |
| |
} |
| |
&Reply( $client, "enc:$cmdlength:$encqresult\n", $userinput); |
| |
} else { |
| |
&Failure( $client, "error:no_key\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting eget\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting eget\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("eget", \&GetProfileEntryEncrypted, 0, 1, 0); |
| |
# |
| |
# Deletes a key in a user profile database. |
| |
# |
| |
# Parameters: |
| |
# $cmd - Command keyword (del). |
| |
# $tail - Command tail. IN this case a colon |
| |
# separated list containing: |
| |
# The domain and user that identifies uniquely |
| |
# the identity of the user. |
| |
# The profile namespace (name of the profile |
| |
# database file). |
| |
# & separated list of keywords to delete. |
| |
# $client - File open on client socket. |
| |
# Returns: |
| |
# 1 - Continue processing |
| |
# 0 - Exit server. |
| |
# |
| |
# |
| |
|
| |
sub delete_profile_entry { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace,$what) = split(/:/,$tail); |
| |
chomp($what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_WRCREAT(), |
| |
"D",$what); |
| |
if ($hashref) { |
| |
my @keys=split(/\&/,$what); |
| |
foreach my $key (@keys) { |
| |
delete($hashref->{$key}); |
| |
} |
| |
if (untie(%$hashref)) { |
| |
&Reply($client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting del\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting del\n", $userinput); |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("del", \&delete_profile_entry, 0, 1, 0); |
| |
# |
| |
# List the set of keys that are defined in a profile database file. |
| |
# A successful reply from this will contain an & separated list of |
| |
# the keys. |
| |
# Parameters: |
| |
# $cmd - Command request (keys). |
| |
# $tail - Remainder of the request, a colon separated |
| |
# list containing domain/user that identifies the |
| |
# user being queried, and the database namespace |
| |
# (database filename essentially). |
| |
# $client - File open on the client. |
| |
# Returns: |
| |
# 1 - Continue processing. |
| |
# 0 - Exit the server. |
| |
# |
| |
sub get_profile_keys { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace)=split(/:/,$tail); |
| |
my $qresult=''; |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_READER()); |
| |
if ($hashref) { |
| |
foreach my $key (keys %$hashref) { |
| |
$qresult.="$key&"; |
| |
} |
| |
if (untie(%$hashref)) { |
| |
$qresult=~s/\&$//; |
| |
&Reply($client, "$qresult\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting keys\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting keys\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("keys", \&get_profile_keys, 0, 1, 0); |
| |
|
| |
# |
| |
# Dump the contents of a user profile database. |
| |
# Note that this constitutes a very large covert channel too since |
| |
# the dump will return sensitive information that is not encrypted. |
| |
# The naive security assumption is that the session negotiation ensures |
| |
# our client is trusted and I don't believe that's assured at present. |
| |
# Sure want badly to go to ssl or tls. Of course if my peer isn't really |
| |
# a LonCAPA node they could have negotiated an encryption key too so >sigh<. |
| |
# |
| |
# Parameters: |
| |
# $cmd - The command request keyword (currentdump). |
| |
# $tail - Remainder of the request, consisting of a colon |
| |
# separated list that has the domain/username and |
| |
# the namespace to dump (database file). |
| |
# $client - file open on the remote client. |
| |
# Returns: |
| |
# 1 - Continue processing. |
| |
# 0 - Exit the server. |
| |
# |
| |
sub dump_profile_database { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace) = split(/:/,$tail); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_READER()); |
| |
if ($hashref) { |
| |
# Structure of %data: |
| |
# $data{$symb}->{$parameter}=$value; |
| |
# $data{$symb}->{'v.'.$parameter}=$version; |
| |
# since $parameter will be unescaped, we do not |
| |
# have to worry about silly parameter names... |
| |
|
| |
my $qresult=''; |
| |
my %data = (); # A hash of anonymous hashes.. |
| |
while (my ($key,$value) = each(%$hashref)) { |
| |
my ($v,$symb,$param) = split(/:/,$key); |
| |
next if ($v eq 'version' || $symb eq 'keys'); |
| |
next if (exists($data{$symb}) && |
| |
exists($data{$symb}->{$param}) && |
| |
$data{$symb}->{'v.'.$param} > $v); |
| |
$data{$symb}->{$param}=$value; |
| |
$data{$symb}->{'v.'.$param}=$v; |
| |
} |
| |
if (untie(%$hashref)) { |
| |
while (my ($symb,$param_hash) = each(%data)) { |
| |
while(my ($param,$value) = each (%$param_hash)){ |
| |
next if ($param =~ /^v\./); # Ignore versions... |
| |
# |
| |
# Just dump the symb=value pairs separated by & |
| |
# |
| |
$qresult.=$symb.':'.$param.'='.$value.'&'; |
| |
} |
| |
} |
| |
chop($qresult); |
| |
&Reply($client , "$qresult\n", $userinput); |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting currentdump\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting currentdump\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("currentdump", \&dump_profile_database, 0, 1, 0); |
| |
|
| |
# |
| |
# Dump a profile database with an optional regular expression |
| |
# to match against the keys. In this dump, no effort is made |
| |
# to separate symb from version information. Presumably the |
| |
# databases that are dumped by this command are of a different |
| |
# structure. Need to look at this and improve the documentation of |
| |
# both this and the currentdump handler. |
| |
# Parameters: |
| |
# $cmd - The command keyword. |
| |
# $tail - All of the characters after the $cmd: |
| |
# These are expected to be a colon |
| |
# separated list containing: |
| |
# domain/user - identifying the user. |
| |
# namespace - identifying the database. |
| |
# regexp - optional regular expression |
| |
# that is matched against |
| |
# database keywords to do |
| |
# selective dumps. |
| |
# $client - Channel open on the client. |
| |
# Returns: |
| |
# 1 - Continue processing. |
| |
# Side effects: |
| |
# response is written to $client. |
| |
# |
| |
sub dump_with_regexp { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace,$regexp)=split(/:/,$tail); |
| |
if (defined($regexp)) { |
| |
$regexp=&unescape($regexp); |
| |
} else { |
| |
$regexp='.'; |
| |
} |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_READER()); |
| |
if ($hashref) { |
| |
my $qresult=''; |
| |
while (my ($key,$value) = each(%$hashref)) { |
| |
if ($regexp eq '.') { |
| |
$qresult.=$key.'='.$value.'&'; |
| |
} else { |
| |
my $unescapeKey = &unescape($key); |
| |
if (eval('$unescapeKey=~/$regexp/')) { |
| |
$qresult.="$key=$value&"; |
| |
} |
| |
} |
| |
} |
| |
if (untie(%$hashref)) { |
| |
chop($qresult); |
| |
&Reply($client, "$qresult\n", $userinput); |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting dump\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting dump\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
|
| |
®ister_handler("dump", \&dump_with_regexp, 0, 1, 0); |
| |
|
| |
# Store a set of key=value pairs associated with a versioned name. |
| |
# |
| |
# Parameters: |
| |
# $cmd - Request command keyword. |
| |
# $tail - Tail of the request. This is a colon |
| |
# separated list containing: |
| |
# domain/user - User and authentication domain. |
| |
# namespace - Name of the database being modified |
| |
# rid - Resource keyword to modify. |
| |
# what - new value associated with rid. |
| |
# |
| |
# $client - Socket open on the client. |
| |
# |
| |
# |
| |
# Returns: |
| |
# 1 (keep on processing). |
| |
# Side-Effects: |
| |
# Writes to the client |
| |
sub store_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; |
| |
|
| |
my ($udom,$uname,$namespace,$rid,$what) =split(/:/,$tail); |
| |
if ($namespace ne 'roles') { |
| |
|
| |
chomp($what); |
| |
my @pairs=split(/\&/,$what); |
| |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| |
&GDBM_WRCREAT(), "P", |
| |
"$rid:$what"); |
| |
if ($hashref) { |
| |
my $now = time; |
| |
my @previouskeys=split(/&/,$hashref->{"keys:$rid"}); |
| |
my $key; |
| |
$hashref->{"version:$rid"}++; |
| |
my $version=$hashref->{"version:$rid"}; |
| |
my $allkeys=''; |
| |
foreach my $pair (@pairs) { |
| |
my ($key,$value)=split(/=/,$pair); |
| |
$allkeys.=$key.':'; |
| |
$hashref->{"$version:$rid:$key"}=$value; |
| |
} |
| |
$hashref->{"$version:$rid:timestamp"}=$now; |
| |
$allkeys.='timestamp'; |
| |
$hashref->{"$version:keys:$rid"}=$allkeys; |
| |
if (untie($hashref)) { |
| |
&Reply($client, "ok\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting store\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting store\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "refused\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
} |
| |
®ister_handler("store", \&store_handler, 0, 1, 0); |
| |
# |
| |
# Dump out all versions of a resource that has key=value pairs associated |
| |
# with it for each version. These resources are built up via the store |
| |
# command. |
| |
# |
| |
# Parameters: |
| |
# $cmd - Command keyword. |
| |
# $tail - Remainder of the request which consists of: |
| |
# domain/user - User and auth. domain. |
| |
# namespace - name of resource database. |
| |
# rid - Resource id. |
| |
# $client - socket open on the client. |
| |
# |
| |
# Returns: |
| |
# 1 indicating the caller should not yet exit. |
| |
# Side-effects: |
| |
# Writes a reply to the client. |
| |
# The reply is a string of the following shape: |
| |
# version=current&version:keys=k1:k2...&1:k1=v1&1:k2=v2... |
| |
# Where the 1 above represents version 1. |
| |
# this continues for all pairs of keys in all versions. |
| |
# |
| |
# |
| |
# |
| |
# |
| |
sub restore_handler { |
| |
my ($cmd, $tail, $client) = @_; |
| |
|
| |
my $userinput = "$cmd:$tail"; # Only used for logging purposes. |
| |
|
| |
my ($cmd,$udom,$uname,$namespace,$rid) = split(/:/,$userinput); |
| |
$namespace=~s/\//\_/g; |
| |
$namespace=~s/\W//g; |
| |
chomp($rid); |
| |
my $proname=&propath($udom,$uname); |
| |
my $qresult=''; |
| |
my %hash; |
| |
if (tie(%hash,'GDBM_File',"$proname/$namespace.db", |
| |
&GDBM_READER(),0640)) { |
| |
my $version=$hash{"version:$rid"}; |
| |
$qresult.="version=$version&"; |
| |
my $scope; |
| |
for ($scope=1;$scope<=$version;$scope++) { |
| |
my $vkeys=$hash{"$scope:keys:$rid"}; |
| |
my @keys=split(/:/,$vkeys); |
| |
my $key; |
| |
$qresult.="$scope:keys=$vkeys&"; |
| |
foreach $key (@keys) { |
| |
$qresult.="$scope:$key=".$hash{"$scope:$rid:$key"}."&"; |
| |
} |
| |
} |
| |
if (untie(%hash)) { |
| |
$qresult=~s/\&$//; |
| |
&Reply( $client, "$qresult\n", $userinput); |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
| |
"while attempting restore\n", $userinput); |
| |
} |
| |
} else { |
| |
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ". |
| |
"while attempting restore\n", $userinput); |
| |
} |
| |
|
| |
return 1; |
| |
|
| |
|
| |
} |
| |
®ister_handler("restore", \&restore_handler, 0,1,0); |
| |
# |
| |
# |
| #--------------------------------------------------------------- |
#--------------------------------------------------------------- |
| # |
# |
| # Getting, decoding and dispatching requests: |
# Getting, decoding and dispatching requests: |
|
Line 1372 register_handler("edit", \&edit_table_ha
|
Line 2708 register_handler("edit", \&edit_table_ha
|
| # Gets a Request message from the client. The transaction |
# Gets a Request message from the client. The transaction |
| # is defined as a 'line' of text. We remove the new line |
# is defined as a 'line' of text. We remove the new line |
| # from the text line. |
# from the text line. |
| # |
# |
| sub get_request { |
sub get_request { |
| my $input = <$client>; |
my $input = <$client>; |
| chomp($input); |
chomp($input); |
|
Line 1476 sub process_request {
|
Line 2812 sub process_request {
|
| #------------------- Commands not yet in spearate handlers. -------------- |
#------------------- Commands not yet in spearate handlers. -------------- |
| |
|
| |
|
| # ------------------------------------------------------------------------ auth |
|
| if ($userinput =~ /^auth/) { # Encoded and client only. |
|
| if (($wasenc==1) && isClient) { |
|
| my ($cmd,$udom,$uname,$upass)=split(/:/,$userinput); |
|
| chomp($upass); |
|
| $upass=unescape($upass); |
|
| my $proname=propath($udom,$uname); |
|
| my $passfilename="$proname/passwd"; |
|
| if (-e $passfilename) { |
|
| my $pf = IO::File->new($passfilename); |
|
| my $realpasswd=<$pf>; |
|
| chomp($realpasswd); |
|
| my ($howpwd,$contentpwd)=split(/:/,$realpasswd); |
|
| my $pwdcorrect=0; |
|
| if ($howpwd eq 'internal') { |
|
| &Debug("Internal auth"); |
|
| $pwdcorrect= |
|
| (crypt($upass,$contentpwd) eq $contentpwd); |
|
| } elsif ($howpwd eq 'unix') { |
|
| &Debug("Unix auth"); |
|
| if((getpwnam($uname))[1] eq "") { #no such user! |
|
| $pwdcorrect = 0; |
|
| } else { |
|
| $contentpwd=(getpwnam($uname))[1]; |
|
| my $pwauth_path="/usr/local/sbin/pwauth"; |
|
| unless ($contentpwd eq 'x') { |
|
| $pwdcorrect= |
|
| (crypt($upass,$contentpwd) eq |
|
| $contentpwd); |
|
| } |
|
| |
|
| elsif (-e $pwauth_path) { |
|
| open PWAUTH, "|$pwauth_path" or |
|
| die "Cannot invoke authentication"; |
|
| print PWAUTH "$uname\n$upass\n"; |
|
| close PWAUTH; |
|
| $pwdcorrect=!$?; |
|
| } |
|
| } |
|
| } elsif ($howpwd eq 'krb4') { |
|
| my $null=pack("C",0); |
|
| unless ($upass=~/$null/) { |
|
| my $krb4_error = &Authen::Krb4::get_pw_in_tkt |
|
| ($uname,"",$contentpwd,'krbtgt', |
|
| $contentpwd,1,$upass); |
|
| if (!$krb4_error) { |
|
| $pwdcorrect = 1; |
|
| } else { |
|
| $pwdcorrect=0; |
|
| # log error if it is not a bad password |
|
| if ($krb4_error != 62) { |
|
| &logthis('krb4:'.$uname.','. |
|
| &Authen::Krb4::get_err_txt($Authen::Krb4::error)); |
|
| } |
|
| } |
|
| } |
|
| } elsif ($howpwd eq 'krb5') { |
|
| my $null=pack("C",0); |
|
| unless ($upass=~/$null/) { |
|
| my $krbclient=&Authen::Krb5::parse_name($uname.'@'.$contentpwd); |
|
| my $krbservice="krbtgt/".$contentpwd."\@".$contentpwd; |
|
| my $krbserver=&Authen::Krb5::parse_name($krbservice); |
|
| my $credentials=&Authen::Krb5::cc_default(); |
|
| $credentials->initialize($krbclient); |
|
| my $krbreturn = |
|
| &Authen::Krb5::get_in_tkt_with_password( |
|
| $krbclient,$krbserver,$upass,$credentials); |
|
| # unless ($krbreturn) { |
|
| # &logthis("Krb5 Error: ". |
|
| # &Authen::Krb5::error()); |
|
| # } |
|
| $pwdcorrect = ($krbreturn == 1); |
|
| } else { $pwdcorrect=0; } |
|
| } elsif ($howpwd eq 'localauth') { |
|
| $pwdcorrect=&localauth::localauth($uname,$upass, |
|
| $contentpwd); |
|
| } |
|
| if ($pwdcorrect) { |
|
| print $client "authorized\n"; |
|
| } else { |
|
| print $client "non_authorized\n"; |
|
| } |
|
| } else { |
|
| print $client "unknown_user\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ---------------------------------------------------------------------- passwd |
|
| } elsif ($userinput =~ /^passwd/) { # encoded and client |
|
| if (($wasenc==1) && isClient) { |
|
| my |
|
| ($cmd,$udom,$uname,$upass,$npass)=split(/:/,$userinput); |
|
| chomp($npass); |
|
| $upass=&unescape($upass); |
|
| $npass=&unescape($npass); |
|
| &Debug("Trying to change password for $uname"); |
|
| my $proname=propath($udom,$uname); |
|
| my $passfilename="$proname/passwd"; |
|
| if (-e $passfilename) { |
|
| my $realpasswd; |
|
| { my $pf = IO::File->new($passfilename); |
|
| $realpasswd=<$pf>; } |
|
| chomp($realpasswd); |
|
| my ($howpwd,$contentpwd)=split(/:/,$realpasswd); |
|
| if ($howpwd eq 'internal') { |
|
| &Debug("internal auth"); |
|
| if (crypt($upass,$contentpwd) eq $contentpwd) { |
|
| my $salt=time; |
|
| $salt=substr($salt,6,2); |
|
| my $ncpass=crypt($npass,$salt); |
|
| { |
|
| my $pf; |
|
| if ($pf = IO::File->new(">$passfilename")) { |
|
| print $pf "internal:$ncpass\n"; |
|
| &logthis("Result of password change for $uname: pwchange_success"); |
|
| print $client "ok\n"; |
|
| } else { |
|
| &logthis("Unable to open $uname passwd to change password"); |
|
| print $client "non_authorized\n"; |
|
| } |
|
| } |
|
| |
|
| } else { |
|
| print $client "non_authorized\n"; |
|
| } |
|
| } elsif ($howpwd eq 'unix') { |
|
| # Unix means we have to access /etc/password |
|
| # one way or another. |
|
| # First: Make sure the current password is |
|
| # correct |
|
| &Debug("auth is unix"); |
|
| $contentpwd=(getpwnam($uname))[1]; |
|
| my $pwdcorrect = "0"; |
|
| my $pwauth_path="/usr/local/sbin/pwauth"; |
|
| unless ($contentpwd eq 'x') { |
|
| $pwdcorrect= |
|
| (crypt($upass,$contentpwd) eq $contentpwd); |
|
| } elsif (-e $pwauth_path) { |
|
| open PWAUTH, "|$pwauth_path" or |
|
| die "Cannot invoke authentication"; |
|
| print PWAUTH "$uname\n$upass\n"; |
|
| close PWAUTH; |
|
| &Debug("exited pwauth with $? ($uname,$upass) "); |
|
| $pwdcorrect=($? == 0); |
|
| } |
|
| if ($pwdcorrect) { |
|
| my $execdir=$perlvar{'lonDaemons'}; |
|
| &Debug("Opening lcpasswd pipeline"); |
|
| my $pf = IO::File->new("|$execdir/lcpasswd > $perlvar{'lonDaemons'}/logs/lcpasswd.log"); |
|
| print $pf "$uname\n$npass\n$npass\n"; |
|
| close $pf; |
|
| my $err = $?; |
|
| my $result = ($err>0 ? 'pwchange_failure' |
|
| : 'ok'); |
|
| &logthis("Result of password change for $uname: ". |
|
| &lcpasswdstrerror($?)); |
|
| print $client "$result\n"; |
|
| } else { |
|
| print $client "non_authorized\n"; |
|
| } |
|
| } else { |
|
| print $client "auth_mode_error\n"; |
|
| } |
|
| } else { |
|
| print $client "unknown_user\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # -------------------------------------------------------------------- makeuser |
|
| } elsif ($userinput =~ /^makeuser/) { # encoded and client. |
|
| &Debug("Make user received"); |
|
| my $oldumask=umask(0077); |
|
| if (($wasenc==1) && isClient) { |
|
| my |
|
| ($cmd,$udom,$uname,$umode,$npass)=split(/:/,$userinput); |
|
| &Debug("cmd =".$cmd." $udom =".$udom. |
|
| " uname=".$uname); |
|
| chomp($npass); |
|
| $npass=&unescape($npass); |
|
| my $proname=propath($udom,$uname); |
|
| my $passfilename="$proname/passwd"; |
|
| &Debug("Password file created will be:". |
|
| $passfilename); |
|
| if (-e $passfilename) { |
|
| print $client "already_exists\n"; |
|
| } elsif ($udom ne $currentdomainid) { |
|
| print $client "not_right_domain\n"; |
|
| } else { |
|
| my @fpparts=split(/\//,$proname); |
|
| my $fpnow=$fpparts[0].'/'.$fpparts[1].'/'.$fpparts[2]; |
|
| my $fperror=''; |
|
| for (my $i=3;$i<=$#fpparts;$i++) { |
|
| $fpnow.='/'.$fpparts[$i]; |
|
| unless (-e $fpnow) { |
|
| unless (mkdir($fpnow,0777)) { |
|
| $fperror="error: ".($!+0) |
|
| ." mkdir failed while attempting " |
|
| ."makeuser"; |
|
| } |
|
| } |
|
| } |
|
| unless ($fperror) { |
|
| my $result=&make_passwd_file($uname, $umode,$npass, |
|
| $passfilename); |
|
| print $client $result; |
|
| } else { |
|
| print $client "$fperror\n"; |
|
| } |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| umask($oldumask); |
|
| # -------------------------------------------------------------- changeuserauth |
|
| } elsif ($userinput =~ /^changeuserauth/) { # encoded & client |
|
| &Debug("Changing authorization"); |
|
| if (($wasenc==1) && isClient) { |
|
| my |
|
| ($cmd,$udom,$uname,$umode,$npass)=split(/:/,$userinput); |
|
| chomp($npass); |
|
| &Debug("cmd = ".$cmd." domain= ".$udom. |
|
| "uname =".$uname." umode= ".$umode); |
|
| $npass=&unescape($npass); |
|
| my $proname=&propath($udom,$uname); |
|
| my $passfilename="$proname/passwd"; |
|
| if ($udom ne $currentdomainid) { |
|
| print $client "not_right_domain\n"; |
|
| } else { |
|
| my $result=&make_passwd_file($uname, $umode,$npass, |
|
| $passfilename); |
|
| print $client $result; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------ home |
|
| } elsif ($userinput =~ /^home/) { # client clear or encoded |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname)=split(/:/,$userinput); |
|
| chomp($uname); |
|
| my $proname=propath($udom,$uname); |
|
| if (-e $proname) { |
|
| print $client "found\n"; |
|
| } else { |
|
| print $client "not_found\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ---------------------------------------------------------------------- update |
|
| } elsif ($userinput =~ /^update/) { # client clear or encoded. |
|
| if(isClient) { |
|
| my ($cmd,$fname)=split(/:/,$userinput); |
|
| my $ownership=ishome($fname); |
|
| if ($ownership eq 'not_owner') { |
|
| if (-e $fname) { |
|
| my ($dev,$ino,$mode,$nlink, |
|
| $uid,$gid,$rdev,$size, |
|
| $atime,$mtime,$ctime, |
|
| $blksize,$blocks)=stat($fname); |
|
| my $now=time; |
|
| my $since=$now-$atime; |
|
| if ($since>$perlvar{'lonExpire'}) { |
|
| my $reply= |
|
| &reply("unsub:$fname","$clientname"); |
|
| unlink("$fname"); |
|
| } else { |
|
| my $transname="$fname.in.transfer"; |
|
| my $remoteurl= |
|
| &reply("sub:$fname","$clientname"); |
|
| my $response; |
|
| { |
|
| my $ua=new LWP::UserAgent; |
|
| my $request=new HTTP::Request('GET',"$remoteurl"); |
|
| $response=$ua->request($request,$transname); |
|
| } |
|
| if ($response->is_error()) { |
|
| unlink($transname); |
|
| my $message=$response->status_line; |
|
| &logthis( |
|
| "LWP GET: $message for $fname ($remoteurl)"); |
|
| } else { |
|
| if ($remoteurl!~/\.meta$/) { |
|
| my $ua=new LWP::UserAgent; |
|
| my $mrequest= |
|
| new HTTP::Request('GET',$remoteurl.'.meta'); |
|
| my $mresponse= |
|
| $ua->request($mrequest,$fname.'.meta'); |
|
| if ($mresponse->is_error()) { |
|
| unlink($fname.'.meta'); |
|
| } |
|
| } |
|
| rename($transname,$fname); |
|
| } |
|
| } |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "not_found\n"; |
|
| } |
|
| } else { |
|
| print $client "rejected\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # -------------------------------------- fetch a user file from a remote server |
|
| } elsif ($userinput =~ /^fetchuserfile/) { # Client clear or enc. |
|
| if(isClient) { |
|
| my ($cmd,$fname)=split(/:/,$userinput); |
|
| my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
|
| my $udir=propath($udom,$uname).'/userfiles'; |
|
| unless (-e $udir) { mkdir($udir,0770); } |
|
| if (-e $udir) { |
|
| $ufile=~s/^[\.\~]+//; |
|
| my $path = $udir; |
|
| if ($ufile =~m|(.+)/([^/]+)$|) { |
|
| my @parts=split('/',$1); |
|
| foreach my $part (@parts) { |
|
| $path .= '/'.$part; |
|
| if ((-e $path)!=1) { |
|
| mkdir($path,0770); |
|
| } |
|
| } |
|
| } |
|
| my $destname=$udir.'/'.$ufile; |
|
| my $transname=$udir.'/'.$ufile.'.in.transit'; |
|
| my $remoteurl='http://'.$clientip.'/userfiles/'.$fname; |
|
| my $response; |
|
| { |
|
| my $ua=new LWP::UserAgent; |
|
| my $request=new HTTP::Request('GET',"$remoteurl"); |
|
| $response=$ua->request($request,$transname); |
|
| } |
|
| if ($response->is_error()) { |
|
| unlink($transname); |
|
| my $message=$response->status_line; |
|
| &logthis("LWP GET: $message for $fname ($remoteurl)"); |
|
| print $client "failed\n"; |
|
| } else { |
|
| if (!rename($transname,$destname)) { |
|
| &logthis("Unable to move $transname to $destname"); |
|
| unlink($transname); |
|
| print $client "failed\n"; |
|
| } else { |
|
| print $client "ok\n"; |
|
| } |
|
| } |
|
| } else { |
|
| print $client "not_home\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| } |
|
| # --------------------------------------------------------- remove a user file |
|
| } elsif ($userinput =~ /^removeuserfile/) { # Client clear or enc. |
|
| if(isClient) { |
|
| my ($cmd,$fname)=split(/:/,$userinput); |
|
| my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
|
| &logthis("$udom - $uname - $ufile"); |
|
| if ($ufile =~m|/\.\./|) { |
|
| # any files paths with /../ in them refuse |
|
| # to deal with |
|
| print $client "refused\n"; |
|
| } else { |
|
| my $udir=propath($udom,$uname); |
|
| if (-e $udir) { |
|
| my $file=$udir.'/userfiles/'.$ufile; |
|
| if (-e $file) { |
|
| unlink($file); |
|
| if (-e $file) { |
|
| print $client "failed\n"; |
|
| } else { |
|
| print $client "ok\n"; |
|
| } |
|
| } else { |
|
| print $client "not_found\n"; |
|
| } |
|
| } else { |
|
| print $client "not_home\n"; |
|
| } |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| } |
|
| # ------------------------------------------ authenticate access to a user file |
|
| } elsif ($userinput =~ /^tokenauthuserfile/) { # Client only |
|
| if(isClient) { |
|
| my ($cmd,$fname,$session)=split(/:/,$userinput); |
|
| chomp($session); |
|
| my $reply='non_auth'; |
|
| if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'. |
|
| $session.'.id')) { |
|
| while (my $line=<ENVIN>) { |
|
| if ($line=~ m|userfile\.\Q$fname\E\=|) { $reply='ok'; } |
|
| } |
|
| close(ENVIN); |
|
| print $client $reply."\n"; |
|
| } else { |
|
| print $client "invalid_token\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ----------------------------------------------------------------- unsubscribe |
|
| } elsif ($userinput =~ /^unsub/) { |
|
| if(isClient) { |
|
| my ($cmd,$fname)=split(/:/,$userinput); |
|
| if (-e $fname) { |
|
| print $client &unsub($fname,$clientip); |
|
| } else { |
|
| print $client "not_found\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------- subscribe |
|
| } elsif ($userinput =~ /^sub/) { |
|
| if(isClient) { |
|
| print $client &subscribe($userinput,$clientip); |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------- current version |
|
| } elsif ($userinput =~ /^currentversion/) { |
|
| if(isClient) { |
|
| my ($cmd,$fname)=split(/:/,$userinput); |
|
| print $client ¤tversion($fname)."\n"; |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------- log |
|
| } elsif ($userinput =~ /^log/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$what)=split(/:/,$userinput); |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/activity.log")) { |
|
| print $hfh "$now:$clientname:$what\n"; |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." IO::File->new Failed " |
|
| ."while attempting log\n"; |
|
| } |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------- put |
|
| } elsif ($userinput =~ /^put/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$what) |
|
| =split(/:/,$userinput,5); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| if ($namespace ne 'roles') { |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| my @pairs=split(/\&/,$what); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File', |
|
| "$proname/$namespace.db", |
|
| &GDBM_WRCREAT(),0640)) { |
|
| unless ($namespace=~/^nohist\_/) { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "P:$now:$what\n"; } |
|
| } |
|
| |
|
| foreach my $pair (@pairs) { |
|
| my ($key,$value)=split(/=/,$pair); |
|
| $hash{$key}=$value; |
|
| } |
|
| if (untie(%hash)) { |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) failed ". |
|
| "while attempting put\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting put\n"; |
|
| } |
|
| } else { |
|
| print $client "refused\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------- inc |
|
| } elsif ($userinput =~ /^inc:/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$what) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| if ($namespace ne 'roles') { |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| my @pairs=split(/\&/,$what); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File', |
|
| "$proname/$namespace.db", |
|
| &GDBM_WRCREAT(),0640)) { |
|
| unless ($namespace=~/^nohist\_/) { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "P:$now:$what\n"; } |
|
| } |
|
| foreach my $pair (@pairs) { |
|
| my ($key,$value)=split(/=/,$pair); |
|
| # We could check that we have a number... |
|
| if (! defined($value) || $value eq '') { |
|
| $value = 1; |
|
| } |
|
| $hash{$key}+=$value; |
|
| } |
|
| if (untie(%hash)) { |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) failed ". |
|
| "while attempting inc\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting inc\n"; |
|
| } |
|
| } else { |
|
| print $client "refused\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # -------------------------------------------------------------------- rolesput |
|
| } elsif ($userinput =~ /^rolesput/) { |
|
| if(isClient) { |
|
| &Debug("rolesput"); |
|
| if ($wasenc==1) { |
|
| my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
|
| =split(/:/,$userinput); |
|
| &Debug("cmd = ".$cmd." exedom= ".$exedom. |
|
| "user = ".$exeuser." udom=".$udom. |
|
| "what = ".$what); |
|
| my $namespace='roles'; |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| my @pairs=split(/\&/,$what); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
| { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
| print $hfh "P:$now:$exedom:$exeuser:$what\n"; |
|
| } |
|
| } |
|
| |
|
| foreach my $pair (@pairs) { |
|
| my ($key,$value)=split(/=/,$pair); |
|
| &ManagePermissions($key, $udom, $uname, |
|
| &GetAuthType( $udom, |
|
| $uname)); |
|
| $hash{$key}=$value; |
|
| } |
|
| if (untie(%hash)) { |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting rolesput\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting rolesput\n"; |
|
| } |
|
| } else { |
|
| print $client "refused\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # -------------------------------------------------------------------- rolesdel |
|
| } elsif ($userinput =~ /^rolesdel/) { |
|
| if(isClient) { |
|
| &Debug("rolesdel"); |
|
| if ($wasenc==1) { |
|
| my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
|
| =split(/:/,$userinput); |
|
| &Debug("cmd = ".$cmd." exedom= ".$exedom. |
|
| "user = ".$exeuser." udom=".$udom. |
|
| "what = ".$what); |
|
| my $namespace='roles'; |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| my @rolekeys=split(/\&/,$what); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
| { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
| print $hfh "D:$now:$exedom:$exeuser:$what\n"; |
|
| } |
|
| } |
|
| foreach my $key (@rolekeys) { |
|
| delete $hash{$key}; |
|
| } |
|
| if (untie(%hash)) { |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting rolesdel\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting rolesdel\n"; |
|
| } |
|
| } else { |
|
| print $client "refused\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------- get |
|
| } elsif ($userinput =~ /^get/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$what) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| chomp($what); |
|
| my @queries=split(/\&/,$what); |
|
| my $proname=propath($udom,$uname); |
|
| my $qresult=''; |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
| for (my $i=0;$i<=$#queries;$i++) { |
|
| $qresult.="$hash{$queries[$i]}&"; |
|
| } |
|
| if (untie(%hash)) { |
|
| $qresult=~s/\&$//; |
|
| print $client "$qresult\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting get\n"; |
|
| } |
|
| } else { |
|
| if ($!+0 == 2) { |
|
| print $client "error:No such file or ". |
|
| "GDBM reported bad block error\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting get\n"; |
|
| } |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------ eget |
|
| } elsif ($userinput =~ /^eget/) { |
|
| if (isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$what) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| chomp($what); |
|
| my @queries=split(/\&/,$what); |
|
| my $proname=propath($udom,$uname); |
|
| my $qresult=''; |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
| for (my $i=0;$i<=$#queries;$i++) { |
|
| $qresult.="$hash{$queries[$i]}&"; |
|
| } |
|
| if (untie(%hash)) { |
|
| $qresult=~s/\&$//; |
|
| if ($cipher) { |
|
| my $cmdlength=length($qresult); |
|
| $qresult.=" "; |
|
| my $encqresult=''; |
|
| for |
|
| (my $encidx=0;$encidx<=$cmdlength;$encidx+=8) { |
|
| $encqresult.= |
|
| unpack("H16", |
|
| $cipher->encrypt(substr($qresult,$encidx,8))); |
|
| } |
|
| print $client "enc:$cmdlength:$encqresult\n"; |
|
| } else { |
|
| print $client "error:no_key\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting eget\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting eget\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------- del |
|
| } elsif ($userinput =~ /^del/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$what) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| my @keys=split(/\&/,$what); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
| unless ($namespace=~/^nohist\_/) { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "D:$now:$what\n"; } |
|
| } |
|
| foreach my $key (@keys) { |
|
| delete($hash{$key}); |
|
| } |
|
| if (untie(%hash)) { |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting del\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting del\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ------------------------------------------------------------------------ keys |
|
| } elsif ($userinput =~ /^keys/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| my $proname=propath($udom,$uname); |
|
| my $qresult=''; |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
| foreach my $key (keys %hash) { |
|
| $qresult.="$key&"; |
|
| } |
|
| if (untie(%hash)) { |
|
| $qresult=~s/\&$//; |
|
| print $client "$qresult\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting keys\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting keys\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ----------------------------------------------------------------- dumpcurrent |
|
| } elsif ($userinput =~ /^currentdump/) { |
|
| if (isClient) { |
|
| my ($cmd,$udom,$uname,$namespace) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| my $qresult=''; |
|
| my $proname=propath($udom,$uname); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File', |
|
| "$proname/$namespace.db", |
|
| &GDBM_READER(),0640)) { |
|
| # Structure of %data: |
|
| # $data{$symb}->{$parameter}=$value; |
|
| # $data{$symb}->{'v.'.$parameter}=$version; |
|
| # since $parameter will be unescaped, we do not |
|
| # have to worry about silly parameter names... |
|
| my %data = (); |
|
| while (my ($key,$value) = each(%hash)) { |
|
| my ($v,$symb,$param) = split(/:/,$key); |
|
| next if ($v eq 'version' || $symb eq 'keys'); |
|
| next if (exists($data{$symb}) && |
|
| exists($data{$symb}->{$param}) && |
|
| $data{$symb}->{'v.'.$param} > $v); |
|
| $data{$symb}->{$param}=$value; |
|
| $data{$symb}->{'v.'.$param}=$v; |
|
| } |
|
| if (untie(%hash)) { |
|
| while (my ($symb,$param_hash) = each(%data)) { |
|
| while(my ($param,$value) = each (%$param_hash)){ |
|
| next if ($param =~ /^v\./); |
|
| $qresult.=$symb.':'.$param.'='.$value.'&'; |
|
| } |
|
| } |
|
| chop($qresult); |
|
| print $client "$qresult\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting currentdump\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting currentdump\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| } |
|
| # ------------------------------------------------------------------------ dump |
|
| } elsif ($userinput =~ /^dump/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$regexp) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| if (defined($regexp)) { |
|
| $regexp=&unescape($regexp); |
|
| } else { |
|
| $regexp='.'; |
|
| } |
|
| my $qresult=''; |
|
| my $proname=propath($udom,$uname); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
| while (my ($key,$value) = each(%hash)) { |
|
| if ($regexp eq '.') { |
|
| $qresult.=$key.'='.$value.'&'; |
|
| } else { |
|
| my $unescapeKey = &unescape($key); |
|
| if (eval('$unescapeKey=~/$regexp/')) { |
|
| $qresult.="$key=$value&"; |
|
| } |
|
| } |
|
| } |
|
| if (untie(%hash)) { |
|
| chop($qresult); |
|
| print $client "$qresult\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting dump\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting dump\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # ----------------------------------------------------------------------- store |
|
| } elsif ($userinput =~ /^store/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$rid,$what) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| if ($namespace ne 'roles') { |
|
| chomp($what); |
|
| my $proname=propath($udom,$uname); |
|
| my $now=time; |
|
| my @pairs=split(/\&/,$what); |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
| unless ($namespace=~/^nohist\_/) { |
|
| my $hfh; |
|
| if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
| print $hfh "P:$now:$rid:$what\n"; |
|
| } |
|
| } |
|
| my @previouskeys=split(/&/,$hash{"keys:$rid"}); |
|
| my $key; |
|
| $hash{"version:$rid"}++; |
|
| my $version=$hash{"version:$rid"}; |
|
| my $allkeys=''; |
|
| foreach my $pair (@pairs) { |
|
| my ($key,$value)=split(/=/,$pair); |
|
| $allkeys.=$key.':'; |
|
| $hash{"$version:$rid:$key"}=$value; |
|
| } |
|
| $hash{"$version:$rid:timestamp"}=$now; |
|
| $allkeys.='timestamp'; |
|
| $hash{"$version:keys:$rid"}=$allkeys; |
|
| if (untie(%hash)) { |
|
| print $client "ok\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting store\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting store\n"; |
|
| } |
|
| } else { |
|
| print $client "refused\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # --------------------------------------------------------------------- restore |
|
| } elsif ($userinput =~ /^restore/) { |
|
| if(isClient) { |
|
| my ($cmd,$udom,$uname,$namespace,$rid) |
|
| =split(/:/,$userinput); |
|
| $namespace=~s/\//\_/g; |
|
| $namespace=~s/\W//g; |
|
| chomp($rid); |
|
| my $proname=propath($udom,$uname); |
|
| my $qresult=''; |
|
| my %hash; |
|
| if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
| my $version=$hash{"version:$rid"}; |
|
| $qresult.="version=$version&"; |
|
| my $scope; |
|
| for ($scope=1;$scope<=$version;$scope++) { |
|
| my $vkeys=$hash{"$scope:keys:$rid"}; |
|
| my @keys=split(/:/,$vkeys); |
|
| my $key; |
|
| $qresult.="$scope:keys=$vkeys&"; |
|
| foreach $key (@keys) { |
|
| $qresult.="$scope:$key=".$hash{"$scope:$rid:$key"}."&"; |
|
| } |
|
| } |
|
| if (untie(%hash)) { |
|
| $qresult=~s/\&$//; |
|
| print $client "$qresult\n"; |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." untie(GDBM) Failed ". |
|
| "while attempting restore\n"; |
|
| } |
|
| } else { |
|
| print $client "error: ".($!+0) |
|
| ." tie(GDBM) Failed ". |
|
| "while attempting restore\n"; |
|
| } |
|
| } else { |
|
| Reply($client, "refused\n", $userinput); |
|
| |
|
| } |
|
| # -------------------------------------------------------------------- chatsend |
# -------------------------------------------------------------------- chatsend |
| } elsif ($userinput =~ /^chatsend/) { |
if ($userinput =~ /^chatsend/) { |
| if(isClient) { |
if(isClient) { |
| my ($cmd,$cdom,$cnum,$newpost)=split(/\:/,$userinput); |
my ($cmd,$cdom,$cnum,$newpost)=split(/\:/,$userinput); |
| &chatadd($cdom,$cnum,$newpost); |
&chatadd($cdom,$cnum,$newpost); |
|
Line 2515 sub process_request {
|
Line 2865 sub process_request {
|
| print $store2 "done\n"; |
print $store2 "done\n"; |
| close $store2; |
close $store2; |
| print $client "ok\n"; |
print $client "ok\n"; |
| } |
} else { |
| else { |
|
| print $client "error: ".($!+0) |
print $client "error: ".($!+0) |
| ." IO::File->new Failed ". |
." IO::File->new Failed ". |
| "while attempting queryreply\n"; |
"while attempting queryreply\n"; |
|
Line 2831 sub process_request {
|
Line 3180 sub process_request {
|
| return 0; |
return 0; |
| |
|
| # ---------------------------------- set current host/domain |
# ---------------------------------- set current host/domain |
| } elsif ($userinput =~ /^sethost:/) { |
} elsif ($userinput =~ /^sethost/) { |
| if (isClient) { |
if (isClient) { |
| print $client &sethost($userinput)."\n"; |
print $client &sethost($userinput)."\n"; |
| } else { |
} else { |
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #---------------------------------- request file (?) version. |
#---------------------------------- request file (?) version. |
| } elsif ($userinput =~/^version:/) { |
} elsif ($userinput =~/^version/) { |
| if (isClient) { |
if (isClient) { |
| print $client &version($userinput)."\n"; |
print $client &version($userinput)."\n"; |
| } else { |
} else { |
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #------------------------------- is auto-enrollment enabled? |
#------------------------------- is auto-enrollment enabled? |
| } elsif ($userinput =~/^autorun:/) { |
} elsif ($userinput =~/^autorun/) { |
| if (isClient) { |
if (isClient) { |
| my ($cmd,$cdom) = split(/:/,$userinput); |
my ($cmd,$cdom) = split(/:/,$userinput); |
| my $outcome = &localenroll::run($cdom); |
my $outcome = &localenroll::run($cdom); |
|
Line 2854 sub process_request {
|
Line 3203 sub process_request {
|
| print $client "0\n"; |
print $client "0\n"; |
| } |
} |
| #------------------------------- get official sections (for auto-enrollment). |
#------------------------------- get official sections (for auto-enrollment). |
| } elsif ($userinput =~/^autogetsections:/) { |
} elsif ($userinput =~/^autogetsections/) { |
| if (isClient) { |
if (isClient) { |
| my ($cmd,$coursecode,$cdom)=split(/:/,$userinput); |
my ($cmd,$coursecode,$cdom)=split(/:/,$userinput); |
| my @secs = &localenroll::get_sections($coursecode,$cdom); |
my @secs = &localenroll::get_sections($coursecode,$cdom); |
|
Line 2864 sub process_request {
|
Line 3213 sub process_request {
|
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #----------------------- validate owner of new course section (for auto-enrollment). |
#----------------------- validate owner of new course section (for auto-enrollment). |
| } elsif ($userinput =~/^autonewcourse:/) { |
} elsif ($userinput =~/^autonewcourse/) { |
| if (isClient) { |
if (isClient) { |
| my ($cmd,$inst_course_id,$owner,$cdom)=split(/:/,$userinput); |
my ($cmd,$inst_course_id,$owner,$cdom)=split(/:/,$userinput); |
| my $outcome = &localenroll::new_course($inst_course_id,$owner,$cdom); |
my $outcome = &localenroll::new_course($inst_course_id,$owner,$cdom); |
|
Line 2873 sub process_request {
|
Line 3222 sub process_request {
|
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #-------------- validate course section in schedule of classes (for auto-enrollment). |
#-------------- validate course section in schedule of classes (for auto-enrollment). |
| } elsif ($userinput =~/^autovalidatecourse:/) { |
} elsif ($userinput =~/^autovalidatecourse/) { |
| if (isClient) { |
if (isClient) { |
| my ($cmd,$inst_course_id,$cdom)=split(/:/,$userinput); |
my ($cmd,$inst_course_id,$cdom)=split(/:/,$userinput); |
| my $outcome=&localenroll::validate_courseID($inst_course_id,$cdom); |
my $outcome=&localenroll::validate_courseID($inst_course_id,$cdom); |
|
Line 2882 sub process_request {
|
Line 3231 sub process_request {
|
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #--------------------------- create password for new user (for auto-enrollment). |
#--------------------------- create password for new user (for auto-enrollment). |
| } elsif ($userinput =~/^autocreatepassword:/) { |
} elsif ($userinput =~/^autocreatepassword/) { |
| if (isClient) { |
if (isClient) { |
| my ($cmd,$authparam,$cdom)=split(/:/,$userinput); |
my ($cmd,$authparam,$cdom)=split(/:/,$userinput); |
| my ($create_passwd,$authchk); |
my ($create_passwd,$authchk); |
|
Line 2892 sub process_request {
|
Line 3241 sub process_request {
|
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #--------------------------- read and remove temporary files (for auto-enrollment). |
#--------------------------- read and remove temporary files (for auto-enrollment). |
| } elsif ($userinput =~/^autoretrieve:/) { |
} elsif ($userinput =~/^autoretrieve/) { |
| if (isClient) { |
if (isClient) { |
| my ($cmd,$filename) = split(/:/,$userinput); |
my ($cmd,$filename) = split(/:/,$userinput); |
| my $source = $perlvar{'lonDaemons'}.'/tmp/'.$filename; |
my $source = $perlvar{'lonDaemons'}.'/tmp/'.$filename; |
|
Line 2918 sub process_request {
|
Line 3267 sub process_request {
|
| print $client "refused\n"; |
print $client "refused\n"; |
| } |
} |
| #--------------------- read and retrieve institutional code format (for support form). |
#--------------------- read and retrieve institutional code format (for support form). |
| } elsif ($userinput =~/^autoinstcodeformat:/) { |
} elsif ($userinput =~/^autoinstcodeformat/) { |
| if (isClient) { |
if (isClient) { |
| my $reply; |
my $reply; |
| my($cmd,$cdom,$course) = split(/:/,$userinput); |
my($cmd,$cdom,$course) = split(/:/,$userinput); |
|
Line 3030 sub register_handler {
|
Line 3379 sub register_handler {
|
| |
|
| $Dispatcher{$request_name} = \@entry; |
$Dispatcher{$request_name} = \@entry; |
| |
|
| |
|
| } |
} |
| |
|
| |
|
|
Line 3077 sub catchexception {
|
Line 3425 sub catchexception {
|
| $server->close(); |
$server->close(); |
| die($error); |
die($error); |
| } |
} |
| |
|
| sub timeout { |
sub timeout { |
| &status("Handling Timeout"); |
&status("Handling Timeout"); |
| &logthis("<font color='red'>CRITICAL: TIME OUT ".$$."</font>"); |
&logthis("<font color='red'>CRITICAL: TIME OUT ".$$."</font>"); |
|
Line 3085 sub timeout {
|
Line 3432 sub timeout {
|
| } |
} |
| # -------------------------------- Set signal handlers to record abnormal exits |
# -------------------------------- Set signal handlers to record abnormal exits |
| |
|
| |
|
| $SIG{'QUIT'}=\&catchexception; |
$SIG{'QUIT'}=\&catchexception; |
| $SIG{__DIE__}=\&catchexception; |
$SIG{__DIE__}=\&catchexception; |
| |
|
|
Line 3285 sub checkchildren {
|
Line 3633 sub checkchildren {
|
| &logthis('Going to check on the children'); |
&logthis('Going to check on the children'); |
| my $docdir=$perlvar{'lonDocRoot'}; |
my $docdir=$perlvar{'lonDocRoot'}; |
| foreach (sort keys %children) { |
foreach (sort keys %children) { |
| sleep 1; |
#sleep 1; |
| unless (kill 'USR1' => $_) { |
unless (kill 'USR1' => $_) { |
| &logthis ('Child '.$_.' is dead'); |
&logthis ('Child '.$_.' is dead'); |
| &logstatus($$.' is dead'); |
&logstatus($$.' is dead'); |
| |
delete($children{$_}); |
| } |
} |
| } |
} |
| sleep 5; |
sleep 5; |
|
Line 3307 sub checkchildren {
|
Line 3656 sub checkchildren {
|
| #my $result=`echo 'Killed lond process $_.' | mailto $emailto -s '$subj' > /dev/null`; |
#my $result=`echo 'Killed lond process $_.' | mailto $emailto -s '$subj' > /dev/null`; |
| #$execdir=$perlvar{'lonDaemons'}; |
#$execdir=$perlvar{'lonDaemons'}; |
| #$result=`/bin/cp $execdir/logs/lond.log $execdir/logs/lond.log.$_`; |
#$result=`/bin/cp $execdir/logs/lond.log $execdir/logs/lond.log.$_`; |
| |
delete($children{$_}); |
| alarm(0); |
alarm(0); |
| } |
} |
| } |
} |
|
Line 3314 sub checkchildren {
|
Line 3664 sub checkchildren {
|
| $SIG{ALRM} = 'DEFAULT'; |
$SIG{ALRM} = 'DEFAULT'; |
| $SIG{__DIE__} = \&catchexception; |
$SIG{__DIE__} = \&catchexception; |
| &status("Finished checking children"); |
&status("Finished checking children"); |
| |
&logthis('Finished Checking children'); |
| } |
} |
| |
|
| # --------------------------------------------------------------------- Logging |
# --------------------------------------------------------------------- Logging |
|
Line 3384 sub logstatus {
|
Line 3735 sub logstatus {
|
| &status("Doing logging"); |
&status("Doing logging"); |
| my $docdir=$perlvar{'lonDocRoot'}; |
my $docdir=$perlvar{'lonDocRoot'}; |
| { |
{ |
| my $fh=IO::File->new(">>$docdir/lon-status/londstatus.txt"); |
|
| print $fh $$."\t".$clientname."\t".$currenthostid."\t" |
|
| .$status."\t".$lastlog."\t $keymode\n"; |
|
| $fh->close(); |
|
| } |
|
| &status("Finished londstatus.txt"); |
|
| { |
|
| my $fh=IO::File->new(">$docdir/lon-status/londchld/$$.txt"); |
my $fh=IO::File->new(">$docdir/lon-status/londchld/$$.txt"); |
| print $fh $status."\n".$lastlog."\n".time."\n$keymode"; |
print $fh $status."\n".$lastlog."\n".time."\n$keymode"; |
| $fh->close(); |
$fh->close(); |
| } |
} |
| |
&status("Finished $$.txt"); |
| |
{ |
| |
open(LOG,">>$docdir/lon-status/londstatus.txt"); |
| |
flock(LOG,LOCK_EX); |
| |
print LOG $$."\t".$clientname."\t".$currenthostid."\t" |
| |
.$status."\t".$lastlog."\t $keymode\n"; |
| |
flock(DB,LOCK_UN); |
| |
close(LOG); |
| |
} |
| &status("Finished logging"); |
&status("Finished logging"); |
| } |
} |
| |
|
|
Line 3709 sub make_new_child {
|
Line 4062 sub make_new_child {
|
| $inittype = ""; # This forces insecure attempt. |
$inittype = ""; # This forces insecure attempt. |
| &logthis("<font color=\"blue\"> Certificates not " |
&logthis("<font color=\"blue\"> Certificates not " |
| ."installed -- trying insecure auth</font>"); |
."installed -- trying insecure auth</font>"); |
| } |
} else { # SSL certificates are in place so |
| else { # SSL certificates are in place so |
|
| } # Leave the inittype alone. |
} # Leave the inittype alone. |
| } |
} |
| |
|
|
Line 3833 sub make_new_child {
|
Line 4185 sub make_new_child {
|
| # user - Name of the user for which the role is being put. |
# user - Name of the user for which the role is being put. |
| # authtype - The authentication type associated with the user. |
# authtype - The authentication type associated with the user. |
| # |
# |
| sub ManagePermissions |
sub manage_permissions |
| { |
{ |
| |
|
| my ($request, $domain, $user, $authtype) = @_; |
my ($request, $domain, $user, $authtype) = @_; |
|
Line 3846 sub ManagePermissions
|
Line 4198 sub ManagePermissions
|
| system("$execdir/lchtmldir $userhome $user $authtype"); |
system("$execdir/lchtmldir $userhome $user $authtype"); |
| } |
} |
| } |
} |
| |
|
| |
|
| |
# |
| |
# Return the full path of a user password file, whether it exists or not. |
| |
# Parameters: |
| |
# domain - Domain in which the password file lives. |
| |
# user - name of the user. |
| |
# Returns: |
| |
# Full passwd path: |
| |
# |
| |
sub password_path { |
| |
my ($domain, $user) = @_; |
| |
|
| |
|
| |
my $path = &propath($domain, $user); |
| |
$path .= "/passwd"; |
| |
|
| |
return $path; |
| |
} |
| |
|
| |
# Password Filename |
| |
# Returns the path to a passwd file given domain and user... only if |
| |
# it exists. |
| |
# Parameters: |
| |
# domain - Domain in which to search. |
| |
# user - username. |
| |
# Returns: |
| |
# - If the password file exists returns its path. |
| |
# - If the password file does not exist, returns undefined. |
| |
# |
| |
sub password_filename { |
| |
my ($domain, $user) = @_; |
| |
|
| |
Debug ("PasswordFilename called: dom = $domain user = $user"); |
| |
|
| |
my $path = &password_path($domain, $user); |
| |
Debug("PasswordFilename got path: $path"); |
| |
if(-e $path) { |
| |
return $path; |
| |
} else { |
| |
return undef; |
| |
} |
| |
} |
| |
|
| |
# |
| |
# Rewrite the contents of the user's passwd file. |
| |
# Parameters: |
| |
# domain - domain of the user. |
| |
# name - User's name. |
| |
# contents - New contents of the file. |
| |
# Returns: |
| |
# 0 - Failed. |
| |
# 1 - Success. |
| |
# |
| |
sub rewrite_password_file { |
| |
my ($domain, $user, $contents) = @_; |
| |
|
| |
my $file = &password_filename($domain, $user); |
| |
if (defined $file) { |
| |
my $pf = IO::File->new(">$file"); |
| |
if($pf) { |
| |
print $pf "$contents\n"; |
| |
return 1; |
| |
} else { |
| |
return 0; |
| |
} |
| |
} else { |
| |
return 0; |
| |
} |
| |
|
| |
} |
| |
|
| # |
# |
| # GetAuthType - Determines the authorization type of a user in a domain. |
# get_auth_type - Determines the authorization type of a user in a domain. |
| |
|
| # Returns the authorization type or nouser if there is no such user. |
# Returns the authorization type or nouser if there is no such user. |
| # |
# |
| sub GetAuthType |
sub get_auth_type |
| { |
{ |
| |
|
| my ($domain, $user) = @_; |
my ($domain, $user) = @_; |
| |
|
| Debug("GetAuthType( $domain, $user ) \n"); |
Debug("get_auth_type( $domain, $user ) \n"); |
| my $proname = &propath($domain, $user); |
my $proname = &propath($domain, $user); |
| my $passwdfile = "$proname/passwd"; |
my $passwdfile = "$proname/passwd"; |
| if( -e $passwdfile ) { |
if( -e $passwdfile ) { |
|
Line 3872 sub GetAuthType
|
Line 4296 sub GetAuthType
|
| } |
} |
| |
|
| return "$authtype:$availinfo"; |
return "$authtype:$availinfo"; |
| } |
} else { |
| else { |
|
| Debug("Returning nouser"); |
Debug("Returning nouser"); |
| return "nouser"; |
return "nouser"; |
| } |
} |
| } |
} |
| |
|
| |
# |
| |
# Validate a user given their domain, name and password. This utility |
| |
# function is used by both AuthenticateHandler and ChangePasswordHandler |
| |
# to validate the login credentials of a user. |
| |
# Parameters: |
| |
# $domain - The domain being logged into (this is required due to |
| |
# the capability for multihomed systems. |
| |
# $user - The name of the user being validated. |
| |
# $password - The user's propoposed password. |
| |
# |
| |
# Returns: |
| |
# 1 - The domain,user,pasword triplet corresponds to a valid |
| |
# user. |
| |
# 0 - The domain,user,password triplet is not a valid user. |
| |
# |
| |
sub validate_user { |
| |
my ($domain, $user, $password) = @_; |
| |
|
| |
|
| |
# Why negative ~pi you may well ask? Well this function is about |
| |
# authentication, and therefore very important to get right. |
| |
# I've initialized the flag that determines whether or not I've |
| |
# validated correctly to a value it's not supposed to get. |
| |
# At the end of this function. I'll ensure that it's not still that |
| |
# value so we don't just wind up returning some accidental value |
| |
# as a result of executing an unforseen code path that |
| |
# did not set $validated. |
| |
|
| |
my $validated = -3.14159; |
| |
|
| |
# How we authenticate is determined by the type of authentication |
| |
# the user has been assigned. If the authentication type is |
| |
# "nouser", the user does not exist so we will return 0. |
| |
|
| |
my $contents = &get_auth_type($domain, $user); |
| |
my ($howpwd, $contentpwd) = split(/:/, $contents); |
| |
|
| |
my $null = pack("C",0); # Used by kerberos auth types. |
| |
|
| |
if ($howpwd ne 'nouser') { |
| |
|
| |
if($howpwd eq "internal") { # Encrypted is in local password file. |
| |
$validated = (crypt($password, $contentpwd) eq $contentpwd); |
| |
} |
| |
elsif ($howpwd eq "unix") { # User is a normal unix user. |
| |
$contentpwd = (getpwnam($user))[1]; |
| |
if($contentpwd) { |
| |
if($contentpwd eq 'x') { # Shadow password file... |
| |
my $pwauth_path = "/usr/local/sbin/pwauth"; |
| |
open PWAUTH, "|$pwauth_path" or |
| |
die "Cannot invoke authentication"; |
| |
print PWAUTH "$user\n$password\n"; |
| |
close PWAUTH; |
| |
$validated = ! $?; |
| |
|
| |
} else { # Passwords in /etc/passwd. |
| |
$validated = (crypt($password, |
| |
$contentpwd) eq $contentpwd); |
| |
} |
| |
} else { |
| |
$validated = 0; |
| |
} |
| |
} |
| |
elsif ($howpwd eq "krb4") { # user is in kerberos 4 auth. domain. |
| |
if(! ($password =~ /$null/) ) { |
| |
my $k4error = &Authen::Krb4::get_pw_in_tkt($user, |
| |
"", |
| |
$contentpwd,, |
| |
'krbtgt', |
| |
$contentpwd, |
| |
1, |
| |
$password); |
| |
if(!$k4error) { |
| |
$validated = 1; |
| |
} else { |
| |
$validated = 0; |
| |
&logthis('krb4: '.$user.', '.$contentpwd.', '. |
| |
&Authen::Krb4::get_err_txt($Authen::Krb4::error)); |
| |
} |
| |
} else { |
| |
$validated = 0; # Password has a match with null. |
| |
} |
| |
} elsif ($howpwd eq "krb5") { # User is in kerberos 5 auth. domain. |
| |
if(!($password =~ /$null/)) { # Null password not allowed. |
| |
my $krbclient = &Authen::Krb5::parse_name($user.'@' |
| |
.$contentpwd); |
| |
my $krbservice = "krbtgt/".$contentpwd."\@".$contentpwd; |
| |
my $krbserver = &Authen::Krb5::parse_name($krbservice); |
| |
my $credentials= &Authen::Krb5::cc_default(); |
| |
$credentials->initialize($krbclient); |
| |
my $krbreturn = &Authen::KRb5::get_in_tkt_with_password($krbclient, |
| |
$krbserver, |
| |
$password, |
| |
$credentials); |
| |
$validated = ($krbreturn == 1); |
| |
} else { |
| |
$validated = 0; |
| |
} |
| |
} elsif ($howpwd eq "localauth") { |
| |
# Authenticate via installation specific authentcation method: |
| |
$validated = &localauth::localauth($user, |
| |
$password, |
| |
$contentpwd); |
| |
} else { # Unrecognized auth is also bad. |
| |
$validated = 0; |
| |
} |
| |
} else { |
| |
$validated = 0; |
| |
} |
| |
# |
| |
# $validated has the correct stat of the authentication: |
| |
# |
| |
|
| |
unless ($validated != -3.14159) { |
| |
die "ValidateUser - failed to set the value of validated"; |
| |
} |
| |
return $validated; |
| |
} |
| |
|
| |
|
| sub addline { |
sub addline { |
| my ($fname,$hostid,$ip,$newline)=@_; |
my ($fname,$hostid,$ip,$newline)=@_; |
| my $contents; |
my $contents; |
|
Line 4124 sub make_passwd_file {
|
Line 4667 sub make_passwd_file {
|
| return "no_priv_account_error\n"; |
return "no_priv_account_error\n"; |
| } |
} |
| |
|
| my $execpath="$perlvar{'lonDaemons'}/"."lcuseradd"; |
my $execpath ="$perlvar{'lonDaemons'}/"."lcuseradd"; |
| |
|
| |
my $lc_error_file = $execdir."/tmp/lcuseradd".$$.".status"; |
| { |
{ |
| &Debug("Executing external: ".$execpath); |
&Debug("Executing external: ".$execpath); |
| &Debug("user = ".$uname.", Password =". $npass); |
&Debug("user = ".$uname.", Password =". $npass); |
|
Line 4132 sub make_passwd_file {
|
Line 4677 sub make_passwd_file {
|
| print $se "$uname\n"; |
print $se "$uname\n"; |
| print $se "$npass\n"; |
print $se "$npass\n"; |
| print $se "$npass\n"; |
print $se "$npass\n"; |
| |
print $se "$lc_error_file\n"; # Status -> unique file. |
| } |
} |
| my $useraddok = $?; |
my $error = IO::File->new("< $lc_error_file"); |
| |
my $useraddok = <$error>; |
| |
$error->close; |
| |
unlink($lc_error_file); |
| |
|
| |
chomp $useraddok; |
| |
|
| if($useraddok > 0) { |
if($useraddok > 0) { |
| &logthis("Failed lcuseradd: ".&lcuseraddstrerror($useraddok)); |
my $error_text = &lcuseraddstrerror($useraddok); |
| |
&logthis("Failed lcuseradd: $error_text"); |
| |
$result = "lcuseradd_failed:$error_text\n"; |
| |
} else { |
| |
my $pf = IO::File->new(">$passfilename"); |
| |
print $pf "unix:\n"; |
| } |
} |
| my $pf = IO::File->new(">$passfilename"); |
|
| print $pf "unix:\n"; |
|
| } |
} |
| } elsif ($umode eq 'none') { |
} elsif ($umode eq 'none') { |
| { |
{ |
| my $pf = IO::File->new(">$passfilename"); |
my $pf = IO::File->new("> $passfilename"); |
| print $pf "none:\n"; |
print $pf "none:\n"; |
| } |
} |
| } else { |
} else { |
|
Line 4471 Place in B<logs/lond.log>
|
Line 5026 Place in B<logs/lond.log>
|
| |
|
| stores hash in namespace |
stores hash in namespace |
| |
|
| =item rolesput |
=item rolesputy |
| |
|
| put a role into a user's environment |
put a role into a user's environment |
| |
|
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