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58 use vars qw($Config $System $SystemUser $Nobody $Handle $Logger $_INSTALL_MODE);
60 our $VERSION = '3.8.10';
64 our $BasePath = '/opt/rt3';
65 our $EtcPath = '/opt/rt3/etc';
66 our $BinPath = '/opt/rt3/bin';
67 our $SbinPath = '/opt/rt3/sbin';
68 our $VarPath = '/opt/rt3/var';
70 our $LocalPath = '/opt/rt3/local';
71 our $LocalEtcPath = '/opt/rt3/local/etc';
72 our $LocalLibPath = '/opt/rt3/local/lib';
73 our $LocalLexiconPath = '/opt/rt3/local/po';
74 our $LocalPluginPath = $LocalPath."/plugins";
77 # $MasonComponentRoot is where your rt instance keeps its mason html files
79 our $MasonComponentRoot = '/var/www/freeside/rt';
81 # $MasonLocalComponentRoot is where your rt instance keeps its site-local
84 our $MasonLocalComponentRoot = '/opt/rt3/local/html';
86 # $MasonDataDir Where mason keeps its datafiles
88 our $MasonDataDir = '/usr/local/etc/freeside/masondata';
90 # RT needs to put session data (for preserving state between connections
91 # via the web interface)
92 our $MasonSessionDir = '/opt/rt3/var/session_data';
94 unless ( File::Spec->file_name_is_absolute($EtcPath) ) {
96 # if BasePath exists and is absolute, we won't infer it from $INC{'RT.pm'}.
97 # otherwise RT.pm will make src dir(where we configure RT) be the BasePath
98 # instead of the --prefix one
99 unless ( -d $BasePath && File::Spec->file_name_is_absolute($BasePath) ) {
100 my $pm_path = ( File::Spec->splitpath( $INC{'RT.pm'} ) )[1];
102 # need rel2abs here is to make sure path is absolute, since $INC{'RT.pm'}
103 # is not always absolute
106 File::Spec->catdir( $pm_path, File::Spec->updir ) );
109 $BasePath = Cwd::realpath( $BasePath );
111 for my $path ( qw/EtcPath BinPath SbinPath VarPath LocalPath LocalEtcPath
112 LocalLibPath LocalLexiconPath PluginPath LocalPluginPath
113 MasonComponentRoot MasonLocalComponentRoot MasonDataDir
116 # just change relative ones
117 $$path = File::Spec->catfile( $BasePath, $$path )
118 unless File::Spec->file_name_is_absolute( $$path );
129 A fully featured request tracker package
133 =head2 INITIALIZATION
137 Load RT's config file. First, the site configuration file
138 (F<RT_SiteConfig.pm>) is loaded, in order to establish overall site
139 settings like hostname and name of RT instance. Then, the core
140 configuration file (F<RT_Config.pm>) is loaded to set fallback values
141 for all settings; it bases some values on settings from the site
144 In order for the core configuration to not override the site's
145 settings, the function C<Set> is used; it only sets values if they
146 have not been set already.
152 $Config = new RT::Config;
153 $Config->LoadConfigs;
156 # RT::Essentials mistakenly recommends that WebPath be set to '/'.
157 # If the user does that, do what they mean.
158 $RT::WebPath = '' if ($RT::WebPath eq '/');
160 # fix relative LogDir and GnuPG homedir
161 unless ( File::Spec->file_name_is_absolute( $Config->Get('LogDir') ) ) {
162 $Config->Set( LogDir =>
163 File::Spec->catfile( $BasePath, $Config->Get('LogDir') ) );
166 my $gpgopts = $Config->Get('GnuPGOptions');
167 unless ( File::Spec->file_name_is_absolute( $gpgopts->{homedir} ) ) {
168 $gpgopts->{homedir} = File::Spec->catfile( $BasePath, $gpgopts->{homedir} );
176 L<Connect to the database /ConnectToDatabase>, L<initilizes system objects /InitSystemObjects>,
177 L<preloads classes /InitClasses> and L<set up logging /InitLogging>.
185 CheckPerlRequirements();
189 #Get a database connection
195 RT->Config->PostLoadCheck;
199 =head2 ConnectToDatabase
201 Get a database connection. See also </Handle>.
205 sub ConnectToDatabase {
207 $Handle = new RT::Handle unless $Handle;
214 Create the Logger object and set up signal handlers.
222 # We have to set the record separator ($, man perlvar)
223 # or Log::Dispatch starts getting
224 # really pissy, as some other module we use unsets it.
226 use Log::Dispatch 1.6;
229 map( { $_ => } 0..7 ),
234 error => 4, 'err' => 4,
235 critical => 5, crit => 5,
237 emergency => 7, emerg => 7,
240 unless ( $RT::Logger ) {
242 $RT::Logger = Log::Dispatch->new;
244 my $stack_from_level;
245 if ( $stack_from_level = RT->Config->Get('LogStackTraces') ) {
246 # if option has old style '\d'(true) value
247 $stack_from_level = 0 if $stack_from_level =~ /^\d+$/;
248 $stack_from_level = $level_to_num{ $stack_from_level } || 0;
250 $stack_from_level = 99; # don't log
253 my $simple_cb = sub {
254 # if this code throw any warning we can get segfault
258 # skip Log::* stack frames
260 $frame++ while caller($frame) && caller($frame) =~ /^Log::/;
261 my ($package, $filename, $line) = caller($frame);
263 $p{'message'} =~ s/(?:\r*\n)+$//;
264 return "[". gmtime(time) ."] [". $p{'level'} ."]: "
265 . $p{'message'} ." ($filename:$line)\n";
268 my $syslog_cb = sub {
269 # if this code throw any warning we can get segfault
273 my $frame = 0; # stack frame index
274 # skip Log::* stack frames
275 $frame++ while caller($frame) && caller($frame) =~ /^Log::/;
276 my ($package, $filename, $line) = caller($frame);
278 # syswrite() cannot take utf8; turn it off here.
279 Encode::_utf8_off($p{message});
281 $p{message} =~ s/(?:\r*\n)+$//;
282 if ($p{level} eq 'debug') {
283 return "$p{message}\n";
285 return "$p{message} ($filename:$line)\n";
292 return $p{'message'} unless $level_to_num{ $p{'level'} } >= $stack_from_level;
294 require Devel::StackTrace;
295 my $trace = Devel::StackTrace->new( ignore_class => [ 'Log::Dispatch', 'Log::Dispatch::Base' ] );
296 return $p{'message'} . $trace->as_string;
298 # skip calling of the Log::* subroutins
300 $frame++ while caller($frame) && caller($frame) =~ /^Log::/;
301 $frame++ while caller($frame) && (caller($frame))[3] =~ /^Log::/;
303 $p{'message'} .= "\nStack trace:\n";
304 while( my ($package, $filename, $line, $sub) = caller($frame++) ) {
305 $p{'message'} .= "\t$sub(...) called at $filename:$line\n";
307 return $p{'message'};
310 if ( $Config->Get('LogToFile') ) {
311 my ($filename, $logdir) = (
312 $Config->Get('LogToFileNamed') || 'rt.log',
313 $Config->Get('LogDir') || File::Spec->catdir( $VarPath, 'log' ),
315 if ( $filename =~ m![/\\]! ) { # looks like an absolute path.
316 ($logdir) = $filename =~ m{^(.*[/\\])};
319 $filename = File::Spec->catfile( $logdir, $filename );
322 unless ( -d $logdir && ( ( -f $filename && -w $filename ) || -w $logdir ) ) {
323 # localizing here would be hard when we don't have a current user yet
324 die "Log file '$filename' couldn't be written or created.\n RT can't run.";
327 require Log::Dispatch::File;
328 $RT::Logger->add( Log::Dispatch::File->new
330 min_level=> $Config->Get('LogToFile'),
331 filename=> $filename,
333 callbacks => [ $simple_cb, $stack_cb ],
336 if ( $Config->Get('LogToScreen') ) {
337 require Log::Dispatch::Screen;
338 $RT::Logger->add( Log::Dispatch::Screen->new
340 min_level => $Config->Get('LogToScreen'),
341 callbacks => [ $simple_cb, $stack_cb ],
345 if ( $Config->Get('LogToSyslog') ) {
346 require Log::Dispatch::Syslog;
347 $RT::Logger->add(Log::Dispatch::Syslog->new
350 min_level => $Config->Get('LogToSyslog'),
351 callbacks => [ $syslog_cb, $stack_cb ],
353 $Config->Get('LogToSyslogConf'),
357 InitSignalHandlers(%arg);
360 sub InitSignalHandlers {
365 ## This is the default handling of warnings and die'ings in the code
366 ## (including other used modules - maybe except for errors catched by
367 ## Mason). It will log all problems through the standard logging
368 ## mechanism (see above).
370 unless ( $arg{'NoSignalHandlers'} ) {
372 $SIG{__WARN__} = sub {
373 # The 'wide character' warnings has to be silenced for now, at least
374 # until HTML::Mason offers a sane way to process both raw output and
376 # use 'goto &foo' syntax to hide ANON sub from stack
377 if( index($_[0], 'Wide character in ') != 0 ) {
378 unshift @_, $RT::Logger, qw(level warning message);
379 goto &Log::Dispatch::log;
383 #When we call die, trap it and log->crit with the value of the die.
385 $SIG{__DIE__} = sub {
386 # if we are not in eval and perl is not parsing code
387 # then rollback transactions and log RT error
388 unless ($^S || !defined $^S ) {
389 $RT::Handle->Rollback(1) if $RT::Handle;
390 $RT::Logger->crit("$_[0]") if $RT::Logger;
399 sub CheckPerlRequirements {
400 if ($^V < 5.008003) {
401 die sprintf "RT requires Perl v5.8.3 or newer. Your current Perl is v%vd\n", $^V;
404 # use $error here so the following "die" can still affect the global $@
411 require Scalar::Util;
412 Scalar::Util::weaken($y);
420 RT requires the Scalar::Util module be built with support for the 'weaken'
423 It is sometimes the case that operating system upgrades will replace
424 a working Scalar::Util with a non-working one. If your system was working
425 correctly up until now, this is likely the cause of the problem.
427 Please reinstall Scalar::Util, being careful to let it build with your C
428 compiler. Ususally this is as simple as running the following command as
431 perl -MCPAN -e'install Scalar::Util'
440 Load all modules that define base classes.
445 shift if @_%2; # so we can call it as a function or method
448 require RT::Transactions;
449 require RT::Attachments;
451 require RT::Principals;
452 require RT::CurrentUser;
453 require RT::Templates;
455 require RT::ScripActions;
456 require RT::ScripConditions;
459 require RT::GroupMembers;
460 require RT::CustomFields;
461 require RT::CustomFieldValues;
462 require RT::ObjectCustomFields;
463 require RT::ObjectCustomFieldValues;
464 require RT::Attributes;
465 require RT::Dashboard;
466 require RT::Approval;
468 # on a cold server (just after restart) people could have an object
469 # in the session, as we deserialize it so we never call constructor
470 # of the class, so the list of accessible fields is empty and we die
471 # with "Method xxx is not implemented in RT::SomeClass"
472 $_->_BuildTableAttributes foreach qw(
487 RT::ObjectCustomField
488 RT::ObjectCustomFieldValue
492 if ( $args{'Heavy'} ) {
493 # load scrips' modules
494 my $scrips = RT::Scrips->new($RT::SystemUser);
495 $scrips->Limit( FIELD => 'Stage', OPERATOR => '!=', VALUE => 'Disabled' );
496 while ( my $scrip = $scrips->Next ) {
498 eval { $scrip->LoadModules } or
499 $RT::Logger->error("Invalid Scrip ".$scrip->Id.". Unable to load the Action or Condition. ".
500 "You should delete or repair this Scrip in the admin UI.\n$@\n");
503 foreach my $class ( grep $_, RT->Config->Get('CustomFieldValuesSources') ) {
505 eval "require $class; 1" or $RT::Logger->error(
506 "Class '$class' is listed in CustomFieldValuesSources option"
507 ." in the config, but we failed to load it:\n$@\n"
511 RT::I18N->LoadLexicons;
515 =head2 InitSystemObjects
517 Initializes system objects: C<$RT::System>, C<$RT::SystemUser>
522 sub InitSystemObjects {
524 #RT's system user is a genuine database user. its id lives here
525 require RT::CurrentUser;
526 $SystemUser = new RT::CurrentUser;
527 $SystemUser->LoadByName('RT_System');
529 #RT's "nobody user" is a genuine database user. its ID lives here.
530 $Nobody = new RT::CurrentUser;
531 $Nobody->LoadByName('Nobody');
534 $System = RT::System->new( $SystemUser );
541 Returns the current L<config object RT::Config>, but note that
542 you must L<load config /LoadConfig> first otherwise this method
545 Method can be called as class method.
549 sub Config { return $Config }
551 =head2 DatabaseHandle
553 Returns the current L<database handle object RT::Handle>.
555 See also L</ConnectToDatabase>.
559 sub DatabaseHandle { return $Handle }
563 Returns the logger. See also L</InitLogging>.
567 sub Logger { return $Logger }
571 Returns the current L<system object RT::System>. See also
572 L</InitSystemObjects>.
576 sub System { return $System }
580 Returns the system user's object, it's object of
581 L<RT::CurrentUser> class that represents the system. See also
582 L</InitSystemObjects>.
586 sub SystemUser { return $SystemUser }
590 Returns object of Nobody. It's object of L<RT::CurrentUser> class
591 that represents a user who can own ticket and nothing else. See
592 also L</InitSystemObjects>.
596 sub Nobody { return $Nobody }
600 Returns a listref of all Plugins currently configured for this RT instance.
601 You can define plugins by adding them to the @Plugins list in your RT_SiteConfig
609 $self->InitPluginPaths;
610 @PLUGINS = $self->InitPlugins;
617 Takes optional subdir (e.g. po, lib, etc.) and return plugins' dirs that exist.
619 This code chacke plugins names or anything else and required when main config
620 is loaded to load plugins' configs.
631 foreach my $plugin (grep $_, RT->Config->Get('Plugins')) {
632 my $path = RT::Plugin->new( name => $plugin )->Path( $subdir );
633 next unless -d $path;
639 =head2 InitPluginPaths
641 Push plugins' lib paths into @INC right after F<local/lib>.
642 In case F<local/lib> isn't in @INC, append them to @INC
646 sub InitPluginPaths {
647 my $self = shift || __PACKAGE__;
649 my @lib_dirs = $self->PluginDirs('lib');
654 if ( Cwd::realpath($_) eq $RT::LocalLibPath) {
655 push @tmp_inc, $_, @lib_dirs;
662 # append @lib_dirs in case $RT::LocalLibPath isn't in @INC
663 push @tmp_inc, @lib_dirs unless $added;
666 @INC = grep !$seen{$_}++, @tmp_inc;
671 Initialze all Plugins found in the RT configuration file, setting up their lib and HTML::Mason component roots.
679 foreach my $plugin (grep $_, RT->Config->Get('Plugins')) {
681 die $UNIVERSAL::require::ERROR if ($UNIVERSAL::require::ERROR);
682 push @plugins, RT::Plugin->new(name =>$plugin);
691 $_INSTALL_MODE = shift;
693 require RT::CurrentUser;
694 $SystemUser = RT::CurrentUser->new();
697 return $_INSTALL_MODE;
703 Please report them to rt-bugs@bestpractical.com, if you know what's
704 broken and have at least some idea of what needs to be fixed.
706 If you're not sure what's going on, report them rt-devel@lists.bestpractical.com.
711 L<DBIx::SearchBuilder>
717 RT::Base->_ImportOverlays();