… | |
… | |
20 | use Coro::Signal; |
20 | use Coro::Signal; |
21 | use Coro::Semaphore; |
21 | use Coro::Semaphore; |
22 | use Coro::AIO; |
22 | use Coro::AIO; |
23 | use Coro::Storable; |
23 | use Coro::Storable; |
24 | |
24 | |
|
|
25 | use JSON::XS 1.4 (); |
25 | use BDB (); |
26 | use BDB (); |
26 | use Data::Dumper; |
27 | use Data::Dumper; |
27 | use Digest::MD5; |
28 | use Digest::MD5; |
28 | use Fcntl; |
29 | use Fcntl; |
29 | use YAML::Syck (); |
30 | use YAML::Syck (); |
… | |
… | |
49 | our %COMMAND = (); |
50 | our %COMMAND = (); |
50 | our %COMMAND_TIME = (); |
51 | our %COMMAND_TIME = (); |
51 | |
52 | |
52 | our @EXTS = (); # list of extension package names |
53 | our @EXTS = (); # list of extension package names |
53 | our %EXTCMD = (); |
54 | our %EXTCMD = (); |
|
|
55 | our %EXTICMD = (); |
54 | our %EXT_CORO = (); # coroutines bound to extensions |
56 | our %EXT_CORO = (); # coroutines bound to extensions |
55 | our %EXT_MAP = (); # pluggable maps |
57 | our %EXT_MAP = (); # pluggable maps |
56 | |
58 | |
57 | our $RELOAD; # number of reloads so far |
59 | our $RELOAD; # number of reloads so far |
58 | our @EVENT; |
60 | our @EVENT; |
… | |
… | |
187 | @safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; |
189 | @safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; |
188 | @safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; |
190 | @safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; |
189 | @safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; |
191 | @safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; |
190 | @safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; |
192 | @safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; |
191 | @safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable'; |
193 | @safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable'; |
|
|
194 | @safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object'; |
192 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
195 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet) |
193 | |
196 | |
194 | # we bless all objects into (empty) derived classes to force a method lookup |
197 | # we bless all objects into (empty) derived classes to force a method lookup |
195 | # within the Safe compartment. |
198 | # within the Safe compartment. |
196 | for my $pkg (qw( |
199 | for my $pkg (qw( |
197 | cf::global cf::attachable |
200 | cf::global cf::attachable |
… | |
… | |
205 | } |
208 | } |
206 | |
209 | |
207 | $Event::DIED = sub { |
210 | $Event::DIED = sub { |
208 | warn "error in event callback: @_"; |
211 | warn "error in event callback: @_"; |
209 | }; |
212 | }; |
|
|
213 | |
|
|
214 | ############################################################################# |
210 | |
215 | |
211 | =head2 UTILITY FUNCTIONS |
216 | =head2 UTILITY FUNCTIONS |
212 | |
217 | |
213 | =over 4 |
218 | =over 4 |
214 | |
219 | |
… | |
… | |
233 | $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; |
238 | $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; |
234 | $d |
239 | $d |
235 | } || "[unable to dump $_[0]: '$@']"; |
240 | } || "[unable to dump $_[0]: '$@']"; |
236 | } |
241 | } |
237 | |
242 | |
238 | use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working |
|
|
239 | |
|
|
240 | =item $ref = cf::from_json $json |
243 | =item $ref = cf::from_json $json |
241 | |
244 | |
242 | Converts a JSON string into the corresponding perl data structure. |
245 | Converts a JSON string into the corresponding perl data structure. |
243 | |
246 | |
244 | =item $json = cf::to_json $ref |
247 | =item $json = cf::to_json $ref |
245 | |
248 | |
246 | Converts a perl data structure into its JSON representation. |
249 | Converts a perl data structure into its JSON representation. |
|
|
250 | |
|
|
251 | =cut |
|
|
252 | |
|
|
253 | our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max |
|
|
254 | |
|
|
255 | sub to_json ($) { $json_coder->encode ($_[0]) } |
|
|
256 | sub from_json ($) { $json_coder->decode ($_[0]) } |
247 | |
257 | |
248 | =item cf::lock_wait $string |
258 | =item cf::lock_wait $string |
249 | |
259 | |
250 | Wait until the given lock is available. See cf::lock_acquire. |
260 | Wait until the given lock is available. See cf::lock_acquire. |
251 | |
261 | |
… | |
… | |
317 | |
327 | |
318 | BEGIN { *async = \&Coro::async_pool } |
328 | BEGIN { *async = \&Coro::async_pool } |
319 | |
329 | |
320 | =item cf::sync_job { BLOCK } |
330 | =item cf::sync_job { BLOCK } |
321 | |
331 | |
322 | The design of crossfire+ requires that the main coro ($Coro::main) is |
332 | The design of Crossfire TRT requires that the main coroutine ($Coro::main) |
323 | always able to handle events or runnable, as crossfire+ is only partly |
333 | is always able to handle events or runnable, as Crossfire TRT is only |
324 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
334 | partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not |
|
|
335 | acceptable. |
325 | |
336 | |
326 | If it must be done, put the blocking parts into C<sync_job>. This will run |
337 | If it must be done, put the blocking parts into C<sync_job>. This will run |
327 | the given BLOCK in another coroutine while waiting for the result. The |
338 | the given BLOCK in another coroutine while waiting for the result. The |
328 | server will be frozen during this time, so the block should either finish |
339 | server will be frozen during this time, so the block should either finish |
329 | fast or be very important. |
340 | fast or be very important. |
… | |
… | |
389 | $EXT_CORO{$coro+0} = $coro; |
400 | $EXT_CORO{$coro+0} = $coro; |
390 | |
401 | |
391 | $coro |
402 | $coro |
392 | } |
403 | } |
393 | |
404 | |
394 | sub write_runtime { |
405 | =item fork_call { }, $args |
395 | my $runtime = "$LOCALDIR/runtime"; |
|
|
396 | |
406 | |
397 | # first touch the runtime file to show we are still running: |
407 | Executes the given code block with the given arguments in a seperate |
398 | # the fsync below can take a very very long time. |
408 | process, returning the results. Everything must be serialisable with |
|
|
409 | Coro::Storable. May, of course, block. Note that the executed sub may |
|
|
410 | never block itself or use any form of Event handling. |
399 | |
411 | |
400 | IO::AIO::aio_utime $runtime, undef, undef; |
412 | =cut |
401 | |
413 | |
402 | my $guard = cf::lock_acquire "write_runtime"; |
414 | sub _store_scalar { |
403 | |
415 | open my $fh, ">", \my $buf |
404 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
416 | or die "fork_call: cannot open fh-to-buf in child : $!"; |
405 | or return; |
417 | Storable::store_fd $_[0], $fh; |
406 | |
|
|
407 | my $value = $cf::RUNTIME + 90 + 10; |
|
|
408 | # 10 is the runtime save interval, for a monotonic clock |
|
|
409 | # 60 allows for the watchdog to kill the server. |
|
|
410 | |
|
|
411 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
|
|
412 | and return; |
|
|
413 | |
|
|
414 | # always fsync - this file is important |
|
|
415 | aio_fsync $fh |
|
|
416 | and return; |
|
|
417 | |
|
|
418 | # touch it again to show we are up-to-date |
|
|
419 | aio_utime $fh, undef, undef; |
|
|
420 | |
|
|
421 | close $fh |
418 | close $fh; |
422 | or return; |
|
|
423 | |
419 | |
424 | aio_rename "$runtime~", $runtime |
420 | $buf |
425 | and return; |
421 | } |
426 | |
422 | |
427 | warn "runtime file written.\n";#d# |
423 | sub fork_call(&@) { |
|
|
424 | my ($cb, @args) = @_; |
428 | |
425 | |
|
|
426 | # socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
|
427 | # or die "socketpair: $!"; |
|
|
428 | pipe my $fh1, my $fh2 |
|
|
429 | or die "pipe: $!"; |
|
|
430 | |
|
|
431 | if (my $pid = fork) { |
|
|
432 | close $fh2; |
|
|
433 | |
|
|
434 | my $res = (Coro::Handle::unblock $fh1)->readline (undef); |
|
|
435 | warn "pst<$res>" unless $res =~ /^pst/; |
|
|
436 | $res = Coro::Storable::thaw $res; |
|
|
437 | |
|
|
438 | waitpid $pid, 0; # should not block anymore, we expect the child to simply behave |
|
|
439 | |
|
|
440 | Carp::confess $$res unless "ARRAY" eq ref $res; |
|
|
441 | |
|
|
442 | return wantarray ? @$res : $res->[-1]; |
|
|
443 | } else { |
|
|
444 | reset_signals; |
|
|
445 | local $SIG{__WARN__}; |
|
|
446 | local $SIG{__DIE__}; |
|
|
447 | # just in case, this hack effectively disables event |
|
|
448 | # in the child. cleaner and slower would be canceling all watchers, |
|
|
449 | # but this works for the time being. |
|
|
450 | local $Coro::idle; |
|
|
451 | $Coro::current->prio (Coro::PRIO_MAX); |
|
|
452 | |
|
|
453 | eval { |
|
|
454 | close $fh1; |
|
|
455 | |
|
|
456 | my @res = eval { $cb->(@args) }; |
|
|
457 | |
|
|
458 | syswrite $fh2, _store_scalar $@ ? \"$@" : \@res; |
|
|
459 | close $fh2; |
|
|
460 | }; |
|
|
461 | |
|
|
462 | warn $@ if $@; |
|
|
463 | _exit 0; |
429 | 1 |
464 | } |
|
|
465 | } |
|
|
466 | |
|
|
467 | =item $value = cf::db_get $family => $key |
|
|
468 | |
|
|
469 | Returns a single value from the environment database. |
|
|
470 | |
|
|
471 | =item cf::db_put $family => $key => $value |
|
|
472 | |
|
|
473 | Stores the given C<$value> in the family. It can currently store binary |
|
|
474 | data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). |
|
|
475 | |
|
|
476 | =cut |
|
|
477 | |
|
|
478 | our $DB; |
|
|
479 | |
|
|
480 | sub db_init { |
|
|
481 | unless ($DB) { |
|
|
482 | $DB = BDB::db_create $DB_ENV; |
|
|
483 | |
|
|
484 | cf::sync_job { |
|
|
485 | eval { |
|
|
486 | $DB->set_flags (BDB::CHKSUM); |
|
|
487 | |
|
|
488 | BDB::db_open $DB, undef, "db", undef, BDB::BTREE, |
|
|
489 | BDB::CREATE | BDB::AUTO_COMMIT, 0666; |
|
|
490 | cf::cleanup "db_open(db): $!" if $!; |
|
|
491 | }; |
|
|
492 | cf::cleanup "db_open(db): $@" if $@; |
|
|
493 | }; |
|
|
494 | } |
|
|
495 | } |
|
|
496 | |
|
|
497 | sub db_get($$) { |
|
|
498 | my $key = "$_[0]/$_[1]"; |
|
|
499 | |
|
|
500 | cf::sync_job { |
|
|
501 | BDB::db_get $DB, undef, $key, my $data; |
|
|
502 | |
|
|
503 | $! ? () |
|
|
504 | : $data |
|
|
505 | } |
|
|
506 | } |
|
|
507 | |
|
|
508 | sub db_put($$$) { |
|
|
509 | BDB::dbreq_pri 4; |
|
|
510 | BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; |
|
|
511 | } |
|
|
512 | |
|
|
513 | =item cf::cache $id => [$paths...], $processversion => $process |
|
|
514 | |
|
|
515 | Generic caching function that returns the value of the resource $id, |
|
|
516 | caching and regenerating as required. |
|
|
517 | |
|
|
518 | This function can block. |
|
|
519 | |
|
|
520 | =cut |
|
|
521 | |
|
|
522 | sub cache { |
|
|
523 | my ($id, $src, $processversion, $process) = @_; |
|
|
524 | |
|
|
525 | my $meta = |
|
|
526 | join "\x00", |
|
|
527 | $processversion, |
|
|
528 | map { |
|
|
529 | aio_stat $_ |
|
|
530 | and Carp::croak "$_: $!"; |
|
|
531 | |
|
|
532 | ($_, (stat _)[7,9]) |
|
|
533 | } @$src; |
|
|
534 | |
|
|
535 | my $dbmeta = db_get cache => "$id/meta"; |
|
|
536 | if ($dbmeta ne $meta) { |
|
|
537 | # changed, we may need to process |
|
|
538 | |
|
|
539 | my @data; |
|
|
540 | my $md5; |
|
|
541 | |
|
|
542 | for (0 .. $#$src) { |
|
|
543 | 0 <= aio_load $src->[$_], $data[$_] |
|
|
544 | or Carp::croak "$src->[$_]: $!"; |
|
|
545 | } |
|
|
546 | |
|
|
547 | # if processing is expensive, check |
|
|
548 | # checksum first |
|
|
549 | if (1) { |
|
|
550 | $md5 = |
|
|
551 | join "\x00", |
|
|
552 | $processversion, |
|
|
553 | map { |
|
|
554 | Coro::cede; |
|
|
555 | ($src->[$_], Digest::MD5::md5_hex $data[$_]) |
|
|
556 | } 0.. $#$src; |
|
|
557 | |
|
|
558 | |
|
|
559 | my $dbmd5 = db_get cache => "$id/md5"; |
|
|
560 | if ($dbmd5 eq $md5) { |
|
|
561 | db_put cache => "$id/meta", $meta; |
|
|
562 | |
|
|
563 | return db_get cache => "$id/data"; |
|
|
564 | } |
|
|
565 | } |
|
|
566 | |
|
|
567 | my $t1 = Time::HiRes::time; |
|
|
568 | my $data = $process->(\@data); |
|
|
569 | my $t2 = Time::HiRes::time; |
|
|
570 | |
|
|
571 | warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; |
|
|
572 | |
|
|
573 | db_put cache => "$id/data", $data; |
|
|
574 | db_put cache => "$id/md5" , $md5; |
|
|
575 | db_put cache => "$id/meta", $meta; |
|
|
576 | |
|
|
577 | return $data; |
|
|
578 | } |
|
|
579 | |
|
|
580 | db_get cache => "$id/data" |
430 | } |
581 | } |
431 | |
582 | |
432 | =item cf::datalog type => key => value, ... |
583 | =item cf::datalog type => key => value, ... |
433 | |
584 | |
434 | Log a datalog packet of the given type with the given key-value pairs. |
585 | Log a datalog packet of the given type with the given key-value pairs. |
… | |
… | |
452 | attach callbacks/event handlers (a collection of which is called an "attachment") |
603 | attach callbacks/event handlers (a collection of which is called an "attachment") |
453 | to it. All such attachable objects support the following methods. |
604 | to it. All such attachable objects support the following methods. |
454 | |
605 | |
455 | In the following description, CLASS can be any of C<global>, C<object> |
606 | In the following description, CLASS can be any of C<global>, C<object> |
456 | C<player>, C<client> or C<map> (i.e. the attachable objects in |
607 | C<player>, C<client> or C<map> (i.e. the attachable objects in |
457 | crossfire+). |
608 | Crossfire TRT). |
458 | |
609 | |
459 | =over 4 |
610 | =over 4 |
460 | |
611 | |
461 | =item $attachable->attach ($attachment, key => $value...) |
612 | =item $attachable->attach ($attachment, key => $value...) |
462 | |
613 | |
… | |
… | |
664 | _attach $registry, $klass, @attach; |
815 | _attach $registry, $klass, @attach; |
665 | } |
816 | } |
666 | |
817 | |
667 | $obj->{$name} = \%arg; |
818 | $obj->{$name} = \%arg; |
668 | } else { |
819 | } else { |
669 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
820 | warn "object uses attachment '$name' which is not available, postponing.\n"; |
670 | } |
821 | } |
671 | |
822 | |
672 | $obj->{_attachment}{$name} = undef; |
823 | $obj->{_attachment}{$name} = undef; |
673 | } |
824 | } |
674 | |
825 | |
… | |
… | |
872 | or return; |
1023 | or return; |
873 | $av = eval { (Storable::thaw $av)->{objs} }; |
1024 | $av = eval { (Storable::thaw $av)->{objs} }; |
874 | } |
1025 | } |
875 | |
1026 | |
876 | warn sprintf "loading %s (%d)\n", |
1027 | warn sprintf "loading %s (%d)\n", |
877 | $filename, length $data, scalar @{$av || []};#d# |
1028 | $filename, length $data, scalar @{$av || []}; |
878 | return ($data, $av); |
1029 | return ($data, $av); |
879 | } |
1030 | } |
|
|
1031 | |
|
|
1032 | =head2 COMMAND CALLBACKS |
|
|
1033 | |
|
|
1034 | =over 4 |
|
|
1035 | |
|
|
1036 | =cut |
880 | |
1037 | |
881 | ############################################################################# |
1038 | ############################################################################# |
882 | # command handling &c |
1039 | # command handling &c |
883 | |
1040 | |
884 | =item cf::register_command $name => \&callback($ob,$args); |
1041 | =item cf::register_command $name => \&callback($ob,$args); |
… | |
… | |
897 | push @{ $COMMAND{$name} }, [$caller, $cb]; |
1054 | push @{ $COMMAND{$name} }, [$caller, $cb]; |
898 | } |
1055 | } |
899 | |
1056 | |
900 | =item cf::register_extcmd $name => \&callback($pl,$packet); |
1057 | =item cf::register_extcmd $name => \&callback($pl,$packet); |
901 | |
1058 | |
902 | Register a callbackf ro execution when the client sends an extcmd packet. |
1059 | Register a callback for execution when the client sends an (synchronous) |
|
|
1060 | extcmd packet. Ext commands will be processed in the order they are |
|
|
1061 | received by the server, like other user commands. The first argument is |
|
|
1062 | the logged-in player. Ext commands can only be processed after a player |
|
|
1063 | has logged in successfully. |
903 | |
1064 | |
904 | If the callback returns something, it is sent back as if reply was being |
1065 | If the callback returns something, it is sent back as if reply was being |
905 | called. |
1066 | called. |
906 | |
1067 | |
|
|
1068 | =item cf::register_exticmd $name => \&callback($ns,$packet); |
|
|
1069 | |
|
|
1070 | Register a callback for execution when the client sends an (asynchronous) |
|
|
1071 | exticmd packet. Exti commands are processed by the server as soon as they |
|
|
1072 | are received, i.e. out of order w.r.t. other commands. The first argument |
|
|
1073 | is a client socket. Exti commands can be received anytime, even before |
|
|
1074 | log-in. |
|
|
1075 | |
|
|
1076 | If the callback returns something, it is sent back as if reply was being |
|
|
1077 | called. |
|
|
1078 | |
907 | =cut |
1079 | =cut |
908 | |
1080 | |
909 | sub register_extcmd { |
1081 | sub register_extcmd { |
910 | my ($name, $cb) = @_; |
1082 | my ($name, $cb) = @_; |
911 | |
1083 | |
912 | $EXTCMD{$name} = $cb; |
1084 | $EXTCMD{$name} = $cb; |
|
|
1085 | } |
|
|
1086 | |
|
|
1087 | sub register_exticmd { |
|
|
1088 | my ($name, $cb) = @_; |
|
|
1089 | |
|
|
1090 | $EXTICMD{$name} = $cb; |
913 | } |
1091 | } |
914 | |
1092 | |
915 | cf::player->attach ( |
1093 | cf::player->attach ( |
916 | on_command => sub { |
1094 | on_command => sub { |
917 | my ($pl, $name, $params) = @_; |
1095 | my ($pl, $name, $params) = @_; |
… | |
… | |
926 | cf::override; |
1104 | cf::override; |
927 | }, |
1105 | }, |
928 | on_extcmd => sub { |
1106 | on_extcmd => sub { |
929 | my ($pl, $buf) = @_; |
1107 | my ($pl, $buf) = @_; |
930 | |
1108 | |
931 | my $msg = eval { from_json $buf }; |
1109 | my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; |
932 | |
1110 | |
933 | if (ref $msg) { |
1111 | if (ref $msg) { |
934 | if (my $cb = $EXTCMD{$msg->{msgtype}}) { |
1112 | if (my $cb = $EXTCMD{$msg->{msgtype}}) { |
935 | if (my %reply = $cb->($pl, $msg)) { |
1113 | if (my %reply = $cb->($pl, $msg)) { |
936 | $pl->ext_reply ($msg->{msgid}, %reply); |
1114 | $pl->ext_reply ($msg->{msgid}, %reply); |
… | |
… | |
942 | |
1120 | |
943 | cf::override; |
1121 | cf::override; |
944 | }, |
1122 | }, |
945 | ); |
1123 | ); |
946 | |
1124 | |
947 | sub load_extension { |
|
|
948 | my ($path) = @_; |
|
|
949 | |
|
|
950 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
|
|
951 | my $base = $1; |
|
|
952 | my $pkg = $1; |
|
|
953 | $pkg =~ s/[^[:word:]]/_/g; |
|
|
954 | $pkg = "ext::$pkg"; |
|
|
955 | |
|
|
956 | warn "... loading '$path' into '$pkg'\n"; |
|
|
957 | |
|
|
958 | open my $fh, "<:utf8", $path |
|
|
959 | or die "$path: $!"; |
|
|
960 | |
|
|
961 | my $source = |
|
|
962 | "package $pkg; use strict; use utf8;\n" |
|
|
963 | . "#line 1 \"$path\"\n{\n" |
|
|
964 | . (do { local $/; <$fh> }) |
|
|
965 | . "\n};\n1"; |
|
|
966 | |
|
|
967 | unless (eval $source) { |
|
|
968 | my $msg = $@ ? "$path: $@\n" |
|
|
969 | : "extension disabled.\n"; |
|
|
970 | if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match |
|
|
971 | warn $@; |
|
|
972 | warn "mandatory extension failed to load, exiting.\n"; |
|
|
973 | exit 1; |
|
|
974 | } |
|
|
975 | die $@; |
|
|
976 | } |
|
|
977 | |
|
|
978 | push @EXTS, $pkg; |
|
|
979 | } |
|
|
980 | |
|
|
981 | sub load_extensions { |
1125 | sub load_extensions { |
|
|
1126 | cf::sync_job { |
|
|
1127 | my %todo; |
|
|
1128 | |
982 | for my $ext (<$LIBDIR/*.ext>) { |
1129 | for my $path (<$LIBDIR/*.ext>) { |
983 | next unless -r $ext; |
1130 | next unless -r $path; |
984 | eval { |
1131 | |
985 | load_extension $ext; |
1132 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
|
|
1133 | my $base = $1; |
|
|
1134 | my $pkg = $1; |
|
|
1135 | $pkg =~ s/[^[:word:]]/_/g; |
|
|
1136 | $pkg = "ext::$pkg"; |
|
|
1137 | |
|
|
1138 | open my $fh, "<:utf8", $path |
|
|
1139 | or die "$path: $!"; |
|
|
1140 | |
|
|
1141 | my $source = do { local $/; <$fh> }; |
|
|
1142 | |
|
|
1143 | my %ext = ( |
|
|
1144 | path => $path, |
|
|
1145 | base => $base, |
|
|
1146 | pkg => $pkg, |
|
|
1147 | ); |
|
|
1148 | |
|
|
1149 | $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } |
|
|
1150 | if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; |
|
|
1151 | |
|
|
1152 | $ext{source} = |
|
|
1153 | "package $pkg; use strict; use utf8;\n" |
|
|
1154 | . "#line 1 \"$path\"\n{\n" |
|
|
1155 | . $source |
|
|
1156 | . "\n};\n1"; |
|
|
1157 | |
|
|
1158 | $todo{$base} = \%ext; |
|
|
1159 | } |
|
|
1160 | |
|
|
1161 | my %done; |
|
|
1162 | while (%todo) { |
|
|
1163 | my $progress; |
|
|
1164 | |
|
|
1165 | while (my ($k, $v) = each %todo) { |
|
|
1166 | for (split /,\s*/, $v->{meta}{depends}) { |
|
|
1167 | goto skip |
|
|
1168 | unless exists $done{$_}; |
|
|
1169 | } |
|
|
1170 | |
|
|
1171 | warn "... loading '$k' into '$v->{pkg}'\n"; |
|
|
1172 | |
|
|
1173 | unless (eval $v->{source}) { |
|
|
1174 | my $msg = $@ ? "$v->{path}: $@\n" |
|
|
1175 | : "$v->{base}: extension inactive.\n"; |
|
|
1176 | |
|
|
1177 | if (exists $v->{meta}{mandatory}) { |
|
|
1178 | warn $msg; |
|
|
1179 | warn "mandatory extension failed to load, exiting.\n"; |
|
|
1180 | exit 1; |
|
|
1181 | } |
|
|
1182 | |
|
|
1183 | warn $msg; |
|
|
1184 | } |
|
|
1185 | |
|
|
1186 | $done{$k} = delete $todo{$k}; |
|
|
1187 | push @EXTS, $v->{pkg}; |
|
|
1188 | $progress = 1; |
986 | 1 |
1189 | } |
987 | } or warn "$ext not loaded: $@"; |
1190 | |
|
|
1191 | skip: |
|
|
1192 | die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" |
|
|
1193 | unless $progress; |
|
|
1194 | } |
988 | } |
1195 | }; |
989 | } |
1196 | } |
990 | |
1197 | |
991 | ############################################################################# |
1198 | ############################################################################# |
|
|
1199 | |
|
|
1200 | =back |
992 | |
1201 | |
993 | =head2 CORE EXTENSIONS |
1202 | =head2 CORE EXTENSIONS |
994 | |
1203 | |
995 | Functions and methods that extend core crossfire objects. |
1204 | Functions and methods that extend core crossfire objects. |
996 | |
1205 | |
… | |
… | |
1184 | } |
1393 | } |
1185 | |
1394 | |
1186 | \@paths |
1395 | \@paths |
1187 | } |
1396 | } |
1188 | |
1397 | |
|
|
1398 | =item $protocol_xml = $player->expand_cfpod ($crossfire_pod) |
|
|
1399 | |
|
|
1400 | Expand crossfire pod fragments into protocol xml. |
|
|
1401 | |
|
|
1402 | =cut |
|
|
1403 | |
|
|
1404 | sub expand_cfpod { |
|
|
1405 | ((my $self), (local $_)) = @_; |
|
|
1406 | |
|
|
1407 | # escape & and < |
|
|
1408 | s/&/&/g; |
|
|
1409 | s/(?<![BIUGH])</</g; |
|
|
1410 | |
|
|
1411 | # this is buggy, it needs to properly take care of nested <'s |
|
|
1412 | |
|
|
1413 | 1 while |
|
|
1414 | # replace B<>, I<>, U<> etc. |
|
|
1415 | s/B<([^\>]*)>/<b>$1<\/b>/ |
|
|
1416 | || s/I<([^\>]*)>/<i>$1<\/i>/ |
|
|
1417 | || s/U<([^\>]*)>/<u>$1<\/u>/ |
|
|
1418 | # replace G<male|female> tags |
|
|
1419 | || s{G<([^>|]*)\|([^>]*)>}{ |
|
|
1420 | $self->gender ? $2 : $1 |
|
|
1421 | }ge |
|
|
1422 | # replace H<hint text> |
|
|
1423 | || s{H<([^\>]*)>} |
|
|
1424 | { |
|
|
1425 | ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", |
|
|
1426 | "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", |
|
|
1427 | "") |
|
|
1428 | [$self->{hintmode}] |
|
|
1429 | }ge; |
|
|
1430 | |
|
|
1431 | # create single paragraphs (very hackish) |
|
|
1432 | s/(?<=\S)\n(?=\w)/ /g; |
|
|
1433 | |
|
|
1434 | # compress some whitespace |
|
|
1435 | s/\s+\n/\n/g; # ws line-ends |
|
|
1436 | s/\n\n+/\n/g; # double lines |
|
|
1437 | s/^\n+//; # beginning lines |
|
|
1438 | s/\n+$//; # ending lines |
|
|
1439 | |
|
|
1440 | $_ |
|
|
1441 | } |
|
|
1442 | |
|
|
1443 | sub hintmode { |
|
|
1444 | $_[0]{hintmode} = $_[1] if @_ > 1; |
|
|
1445 | $_[0]{hintmode} |
|
|
1446 | } |
|
|
1447 | |
1189 | =item $player->ext_reply ($msgid, %msg) |
1448 | =item $player->ext_reply ($msgid, %msg) |
1190 | |
1449 | |
1191 | Sends an ext reply to the player. |
1450 | Sends an ext reply to the player. |
1192 | |
1451 | |
1193 | =cut |
1452 | =cut |
1194 | |
1453 | |
1195 | sub ext_reply($$%) { |
1454 | sub ext_reply($$%) { |
1196 | my ($self, $id, %msg) = @_; |
1455 | my ($self, $id, %msg) = @_; |
1197 | |
1456 | |
1198 | $msg{msgid} = $id; |
1457 | $msg{msgid} = $id; |
1199 | |
1458 | $self->send ("ext " . $self->ns->{json_coder}->encode (\%msg)); |
1200 | $self->send ("ext " . cf::to_json \%msg); |
|
|
1201 | } |
1459 | } |
1202 | |
1460 | |
1203 | =item $player->ext_event ($type, %msg) |
1461 | =item $player->ext_event ($type, %msg) |
1204 | |
1462 | |
1205 | Sends an ext event to the client. |
1463 | Sends an ext event to the client. |
… | |
… | |
1220 | |
1478 | |
1221 | package cf::region; |
1479 | package cf::region; |
1222 | |
1480 | |
1223 | =item cf::region::find_by_path $path |
1481 | =item cf::region::find_by_path $path |
1224 | |
1482 | |
1225 | Tries to decuce the probable region for a map knowing only its path. |
1483 | Tries to decuce the likely region for a map knowing only its path. |
1226 | |
1484 | |
1227 | =cut |
1485 | =cut |
1228 | |
1486 | |
1229 | sub find_by_path($) { |
1487 | sub find_by_path($) { |
1230 | my ($path) = @_; |
1488 | my ($path) = @_; |
… | |
… | |
1304 | my ($self, $merge) = @_; |
1562 | my ($self, $merge) = @_; |
1305 | |
1563 | |
1306 | # we have to keep some variables in memory intact |
1564 | # we have to keep some variables in memory intact |
1307 | local $self->{path}; |
1565 | local $self->{path}; |
1308 | local $self->{load_path}; |
1566 | local $self->{load_path}; |
1309 | local $self->{deny_save}; |
|
|
1310 | local $self->{deny_reset}; |
|
|
1311 | |
1567 | |
1312 | $self->SUPER::thawer_merge ($merge); |
1568 | $self->SUPER::thawer_merge ($merge); |
1313 | } |
1569 | } |
1314 | |
1570 | |
1315 | sub normalise { |
1571 | sub normalise { |
… | |
… | |
1415 | |
1671 | |
1416 | $_->change_map_light ($change) |
1672 | $_->change_map_light ($change) |
1417 | for grep $_->outdoor, values %cf::MAP; |
1673 | for grep $_->outdoor, values %cf::MAP; |
1418 | } |
1674 | } |
1419 | |
1675 | |
|
|
1676 | sub decay_objects { |
|
|
1677 | my ($self) = @_; |
|
|
1678 | |
|
|
1679 | return if $self->{deny_reset}; |
|
|
1680 | |
|
|
1681 | $self->do_decay_objects; |
|
|
1682 | } |
|
|
1683 | |
1420 | sub unlink_save { |
1684 | sub unlink_save { |
1421 | my ($self) = @_; |
1685 | my ($self) = @_; |
1422 | |
1686 | |
1423 | utf8::encode (my $save = $self->save_path); |
1687 | utf8::encode (my $save = $self->save_path); |
1424 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; |
1688 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; |
… | |
… | |
1480 | $self->load_header_orig |
1744 | $self->load_header_orig |
1481 | or return; |
1745 | or return; |
1482 | $self->prepare_orig; |
1746 | $self->prepare_orig; |
1483 | } |
1747 | } |
1484 | |
1748 | |
|
|
1749 | $self->{deny_reset} = 1 |
|
|
1750 | if $self->no_reset; |
|
|
1751 | |
1485 | $self->default_region (cf::region::find_by_path $self->{path}) |
1752 | $self->default_region (cf::region::find_by_path $self->{path}) |
1486 | unless $self->default_region; |
1753 | unless $self->default_region; |
1487 | |
1754 | |
1488 | 1 |
1755 | 1 |
1489 | } |
1756 | } |
… | |
… | |
1504 | $map->{last_save} = $cf::RUNTIME; |
1771 | $map->{last_save} = $cf::RUNTIME; |
1505 | |
1772 | |
1506 | $map->load_header |
1773 | $map->load_header |
1507 | or return; |
1774 | or return; |
1508 | |
1775 | |
1509 | if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?) |
1776 | if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) |
1510 | # doing this can freeze the server in a sync job, obviously |
1777 | # doing this can freeze the server in a sync job, obviously |
1511 | #$cf::WAIT_FOR_TICK->wait; |
1778 | #$cf::WAIT_FOR_TICK->wait; |
1512 | $map->reset; |
1779 | $map->reset; |
1513 | undef $guard; |
1780 | undef $guard; |
1514 | return find $path; |
1781 | return find $path; |
… | |
… | |
1581 | my ($self, $ob) = @_; |
1848 | my ($self, $ob) = @_; |
1582 | |
1849 | |
1583 | return find "~" . $ob->name . "/" . $self->{path} |
1850 | return find "~" . $ob->name . "/" . $self->{path} |
1584 | if $self->per_player; |
1851 | if $self->per_player; |
1585 | |
1852 | |
|
|
1853 | # return find "?party/" . $ob->name . "/" . $self->{path} |
|
|
1854 | # if $self->per_party; |
|
|
1855 | |
1586 | $self |
1856 | $self |
1587 | } |
1857 | } |
1588 | |
1858 | |
1589 | # find and load all maps in the 3x3 area around a map |
1859 | # find and load all maps in the 3x3 area around a map |
1590 | sub load_diag { |
1860 | sub load_diag { |
… | |
… | |
1700 | |
1970 | |
1701 | sub reset_at { |
1971 | sub reset_at { |
1702 | my ($self) = @_; |
1972 | my ($self) = @_; |
1703 | |
1973 | |
1704 | # TODO: safety, remove and allow resettable per-player maps |
1974 | # TODO: safety, remove and allow resettable per-player maps |
1705 | return 1e99 if $self->isa ("ext::map_per_player");#d# |
|
|
1706 | return 1e99 if $self->{deny_reset}; |
1975 | return 1e99 if $self->{deny_reset}; |
1707 | |
1976 | |
1708 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
1977 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
1709 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
1978 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
1710 | |
1979 | |
… | |
… | |
1721 | my ($self) = @_; |
1990 | my ($self) = @_; |
1722 | |
1991 | |
1723 | my $lock = cf::lock_acquire "map_data:$self->{path}"; |
1992 | my $lock = cf::lock_acquire "map_data:$self->{path}"; |
1724 | |
1993 | |
1725 | return if $self->players; |
1994 | return if $self->players; |
1726 | return if $self->isa ("ext::map_per_player");#d# |
|
|
1727 | |
1995 | |
1728 | warn "resetting map ", $self->path;#d# |
1996 | warn "resetting map ", $self->path; |
1729 | |
1997 | |
1730 | $self->in_memory (cf::MAP_SWAPPED); |
1998 | $self->in_memory (cf::MAP_SWAPPED); |
1731 | |
1999 | |
1732 | # need to save uniques path |
2000 | # need to save uniques path |
1733 | unless ($self->{deny_save}) { |
2001 | unless ($self->{deny_save}) { |
… | |
… | |
1765 | $cf::MAP{$self->path} = $self; |
2033 | $cf::MAP{$self->path} = $self; |
1766 | |
2034 | |
1767 | $self->reset; # polite request, might not happen |
2035 | $self->reset; # polite request, might not happen |
1768 | } |
2036 | } |
1769 | |
2037 | |
|
|
2038 | =item $maps = cf::map::tmp_maps |
|
|
2039 | |
|
|
2040 | Returns an arrayref with all map paths of currently instantiated and saved |
|
|
2041 | maps. May block. |
|
|
2042 | |
|
|
2043 | =cut |
|
|
2044 | |
|
|
2045 | sub tmp_maps() { |
|
|
2046 | [ |
|
|
2047 | map { |
|
|
2048 | utf8::decode $_; |
|
|
2049 | /\.map$/ |
|
|
2050 | ? normalise $_ |
|
|
2051 | : () |
|
|
2052 | } @{ aio_readdir $TMPDIR or [] } |
|
|
2053 | ] |
|
|
2054 | } |
|
|
2055 | |
|
|
2056 | =item $maps = cf::map::random_maps |
|
|
2057 | |
|
|
2058 | Returns an arrayref with all map paths of currently instantiated and saved |
|
|
2059 | random maps. May block. |
|
|
2060 | |
|
|
2061 | =cut |
|
|
2062 | |
|
|
2063 | sub random_maps() { |
|
|
2064 | [ |
|
|
2065 | map { |
|
|
2066 | utf8::decode $_; |
|
|
2067 | /\.map$/ |
|
|
2068 | ? normalise "?random/$_" |
|
|
2069 | : () |
|
|
2070 | } @{ aio_readdir $RANDOMDIR or [] } |
|
|
2071 | ] |
|
|
2072 | } |
|
|
2073 | |
1770 | =item cf::map::unique_maps |
2074 | =item cf::map::unique_maps |
1771 | |
2075 | |
1772 | Returns an arrayref of paths of all shared maps that have |
2076 | Returns an arrayref of paths of all shared maps that have |
1773 | instantiated unique items. May block. |
2077 | instantiated unique items. May block. |
1774 | |
2078 | |
1775 | =cut |
2079 | =cut |
1776 | |
2080 | |
1777 | sub unique_maps() { |
2081 | sub unique_maps() { |
1778 | my $files = aio_readdir $UNIQUEDIR |
2082 | [ |
1779 | or return; |
2083 | map { |
1780 | |
|
|
1781 | my @paths; |
|
|
1782 | |
|
|
1783 | for (@$files) { |
|
|
1784 | utf8::decode $_; |
2084 | utf8::decode $_; |
1785 | next if /\.pst$/; |
2085 | /\.map$/ |
1786 | next unless /^$PATH_SEP/o; |
2086 | ? normalise $_ |
1787 | |
2087 | : () |
1788 | push @paths, cf::map::normalise $_; |
2088 | } @{ aio_readdir $UNIQUEDIR or [] } |
1789 | } |
2089 | ] |
1790 | |
|
|
1791 | \@paths |
|
|
1792 | } |
2090 | } |
1793 | |
2091 | |
1794 | package cf; |
2092 | package cf; |
1795 | |
2093 | |
1796 | =back |
2094 | =back |
… | |
… | |
1842 | |
2140 | |
1843 | $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; |
2141 | $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; |
1844 | |
2142 | |
1845 | if ($self->{record_replies}) { |
2143 | if ($self->{record_replies}) { |
1846 | push @{ $self->{record_replies} }, [$npc, $msg, $flags]; |
2144 | push @{ $self->{record_replies} }, [$npc, $msg, $flags]; |
|
|
2145 | |
1847 | } else { |
2146 | } else { |
|
|
2147 | my $pl = $self->contr; |
|
|
2148 | |
|
|
2149 | if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { |
|
|
2150 | my $diag = $pl->{npc_dialog}; |
|
|
2151 | $diag->{pl}->ext_reply ( |
|
|
2152 | $diag->{id}, |
|
|
2153 | msgtype => "reply", |
|
|
2154 | msg => $diag->{pl}->expand_cfpod ($msg), |
|
|
2155 | add_topics => [] |
|
|
2156 | ); |
|
|
2157 | |
|
|
2158 | } else { |
1848 | $msg = $npc->name . " says: $msg" if $npc; |
2159 | $msg = $npc->name . " says: $msg" if $npc; |
1849 | $self->message ($msg, $flags); |
2160 | $self->message ($msg, $flags); |
|
|
2161 | } |
1850 | } |
2162 | } |
1851 | } |
2163 | } |
1852 | |
2164 | |
1853 | =item $player_object->may ("access") |
2165 | =item $player_object->may ("access") |
1854 | |
2166 | |
… | |
… | |
2063 | my $hp = $exit->stats->hp; |
2375 | my $hp = $exit->stats->hp; |
2064 | my $sp = $exit->stats->sp; |
2376 | my $sp = $exit->stats->sp; |
2065 | |
2377 | |
2066 | $self->enter_link; |
2378 | $self->enter_link; |
2067 | |
2379 | |
|
|
2380 | # if exit is damned, update players death & WoR home-position |
|
|
2381 | $self->contr->savebed ($slaying, $hp, $sp) |
|
|
2382 | if $exit->flag (FLAG_DAMNED); |
|
|
2383 | |
2068 | (async { |
2384 | (async { |
2069 | $self->deactivate_recursive; # just to be sure |
2385 | $self->deactivate_recursive; # just to be sure |
2070 | unless (eval { |
2386 | unless (eval { |
2071 | $self->goto ($slaying, $hp, $sp); |
2387 | $self->goto ($slaying, $hp, $sp); |
2072 | |
2388 | |
… | |
… | |
2099 | |
2415 | |
2100 | utf8::encode $text; |
2416 | utf8::encode $text; |
2101 | $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); |
2417 | $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); |
2102 | } |
2418 | } |
2103 | |
2419 | |
|
|
2420 | =item $client->send_msg ($color, $type, $msg, [extra...]) |
|
|
2421 | |
|
|
2422 | Send a drawinfo or msg packet to the client, formatting the msg for the |
|
|
2423 | client if neccessary. C<$type> should be a string identifying the type of |
|
|
2424 | the message, with C<log> being the default. If C<$color> is negative, suppress |
|
|
2425 | the message unless the client supports the msg packet. |
|
|
2426 | |
|
|
2427 | =cut |
|
|
2428 | |
|
|
2429 | sub cf::client::send_msg { |
|
|
2430 | my ($self, $color, $type, $msg, @extra) = @_; |
|
|
2431 | |
|
|
2432 | $msg = $self->pl->expand_cfpod ($msg); |
|
|
2433 | |
|
|
2434 | return unless @extra || length $msg; |
|
|
2435 | |
|
|
2436 | if ($self->can_msg) { |
|
|
2437 | $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra])); |
|
|
2438 | } else { |
|
|
2439 | # replace some tags by gcfclient-compatible ones |
|
|
2440 | for ($msg) { |
|
|
2441 | 1 while |
|
|
2442 | s/<b>([^<]*)<\/b>/[b]${1}[\/b]/ |
|
|
2443 | || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/ |
|
|
2444 | || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/ |
|
|
2445 | || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/ |
|
|
2446 | || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/; |
|
|
2447 | } |
|
|
2448 | |
|
|
2449 | if ($color >= 0) { |
|
|
2450 | if (0 && $msg =~ /\[/) { |
|
|
2451 | $self->send_packet ("drawextinfo $color 4 0 $msg") |
|
|
2452 | } else { |
|
|
2453 | $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; |
|
|
2454 | $self->send_packet ("drawinfo $color $msg") |
|
|
2455 | } |
|
|
2456 | } |
|
|
2457 | } |
|
|
2458 | } |
|
|
2459 | |
2104 | =item $client->ext_event ($type, %msg) |
2460 | =item $client->ext_event ($type, %msg) |
2105 | |
2461 | |
2106 | Sends an exti event to the client. |
2462 | Sends an ext event to the client. |
2107 | |
2463 | |
2108 | =cut |
2464 | =cut |
2109 | |
2465 | |
2110 | sub cf::client::ext_event($$%) { |
2466 | sub cf::client::ext_event($$%) { |
2111 | my ($self, $type, %msg) = @_; |
2467 | my ($self, $type, %msg) = @_; |
2112 | |
2468 | |
2113 | $msg{msgtype} = "event_$type"; |
2469 | $msg{msgtype} = "event_$type"; |
2114 | $self->send_packet ("ext " . cf::to_json \%msg); |
2470 | $self->send_packet ("ext " . $self->{json_coder}->encode (\%msg)); |
2115 | } |
2471 | } |
2116 | |
2472 | |
2117 | =item $success = $client->query ($flags, "text", \&cb) |
2473 | =item $success = $client->query ($flags, "text", \&cb) |
2118 | |
2474 | |
2119 | Queues a query to the client, calling the given callback with |
2475 | Queues a query to the client, calling the given callback with |
2120 | the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, |
2476 | the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, |
2121 | C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. |
2477 | C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. |
2122 | |
2478 | |
2123 | Queries can fail, so check the return code. Or don't, as queries will become |
2479 | Queries can fail, so check the return code. Or don't, as queries will |
2124 | reliable at some point in the future. |
2480 | become reliable at some point in the future. |
2125 | |
2481 | |
2126 | =cut |
2482 | =cut |
2127 | |
2483 | |
2128 | sub cf::client::query { |
2484 | sub cf::client::query { |
2129 | my ($self, $flags, $text, $cb) = @_; |
2485 | my ($self, $flags, $text, $cb) = @_; |
… | |
… | |
2137 | utf8::encode $text; |
2493 | utf8::encode $text; |
2138 | push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; |
2494 | push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; |
2139 | |
2495 | |
2140 | $self->send_packet ($self->{query_queue}[0][0]) |
2496 | $self->send_packet ($self->{query_queue}[0][0]) |
2141 | if @{ $self->{query_queue} } == 1; |
2497 | if @{ $self->{query_queue} } == 1; |
|
|
2498 | |
|
|
2499 | 1 |
2142 | } |
2500 | } |
2143 | |
2501 | |
2144 | cf::client->attach ( |
2502 | cf::client->attach ( |
|
|
2503 | on_connect => sub { |
|
|
2504 | my ($ns) = @_; |
|
|
2505 | |
|
|
2506 | $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed; |
|
|
2507 | }, |
2145 | on_reply => sub { |
2508 | on_reply => sub { |
2146 | my ($ns, $msg) = @_; |
2509 | my ($ns, $msg) = @_; |
2147 | |
2510 | |
2148 | # this weird shuffling is so that direct followup queries |
2511 | # this weird shuffling is so that direct followup queries |
2149 | # get handled first |
2512 | # get handled first |
… | |
… | |
2161 | } else { |
2524 | } else { |
2162 | $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; |
2525 | $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; |
2163 | } |
2526 | } |
2164 | } |
2527 | } |
2165 | }, |
2528 | }, |
|
|
2529 | on_exticmd => sub { |
|
|
2530 | my ($ns, $buf) = @_; |
|
|
2531 | |
|
|
2532 | my $msg = eval { $ns->{json_coder}->decode ($buf) }; |
|
|
2533 | |
|
|
2534 | if (ref $msg) { |
|
|
2535 | if (my $cb = $EXTICMD{$msg->{msgtype}}) { |
|
|
2536 | if (my %reply = $cb->($ns, $msg)) { |
|
|
2537 | $reply{msgid} = $msg->{msgid}; |
|
|
2538 | $ns->send ("ext " . $ns->{json_coder}->encode (\%reply)); |
|
|
2539 | } |
|
|
2540 | } |
|
|
2541 | } else { |
|
|
2542 | warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; |
|
|
2543 | } |
|
|
2544 | |
|
|
2545 | cf::override; |
|
|
2546 | }, |
2166 | ); |
2547 | ); |
2167 | |
2548 | |
2168 | =item $client->async (\&cb) |
2549 | =item $client->async (\&cb) |
2169 | |
2550 | |
2170 | Create a new coroutine, running the specified callback. The coroutine will |
2551 | Create a new coroutine, running the specified callback. The coroutine will |
… | |
… | |
2219 | |
2600 | |
2220 | =pod |
2601 | =pod |
2221 | |
2602 | |
2222 | The following functions and methods are available within a safe environment: |
2603 | The following functions and methods are available within a safe environment: |
2223 | |
2604 | |
2224 | cf::object contr pay_amount pay_player map |
2605 | cf::object |
|
|
2606 | contr pay_amount pay_player map x y force_find force_add |
|
|
2607 | insert remove |
|
|
2608 | |
2225 | cf::object::player player |
2609 | cf::object::player |
2226 | cf::player peaceful |
2610 | player |
2227 | cf::map trigger |
2611 | |
|
|
2612 | cf::player |
|
|
2613 | peaceful |
|
|
2614 | |
|
|
2615 | cf::map |
|
|
2616 | trigger |
2228 | |
2617 | |
2229 | =cut |
2618 | =cut |
2230 | |
2619 | |
2231 | for ( |
2620 | for ( |
2232 | ["cf::object" => qw(contr pay_amount pay_player map)], |
2621 | ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y |
|
|
2622 | insert remove)], |
2233 | ["cf::object::player" => qw(player)], |
2623 | ["cf::object::player" => qw(player)], |
2234 | ["cf::player" => qw(peaceful)], |
2624 | ["cf::player" => qw(peaceful)], |
2235 | ["cf::map" => qw(trigger)], |
2625 | ["cf::map" => qw(trigger)], |
2236 | ) { |
2626 | ) { |
2237 | no strict 'refs'; |
2627 | no strict 'refs'; |
… | |
… | |
2306 | } |
2696 | } |
2307 | |
2697 | |
2308 | =back |
2698 | =back |
2309 | |
2699 | |
2310 | =cut |
2700 | =cut |
2311 | |
|
|
2312 | ############################################################################# |
|
|
2313 | |
|
|
2314 | =head2 EXTENSION DATABASE SUPPORT |
|
|
2315 | |
|
|
2316 | Crossfire maintains a very simple database for extension use. It can |
|
|
2317 | currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to |
|
|
2318 | convert to/from binary). |
|
|
2319 | |
|
|
2320 | The parameter C<$family> should best start with the name of the extension |
|
|
2321 | using it, it should be unique. |
|
|
2322 | |
|
|
2323 | =over 4 |
|
|
2324 | |
|
|
2325 | =item $value = cf::db_get $family => $key |
|
|
2326 | |
|
|
2327 | Returns a single value from the database. |
|
|
2328 | |
|
|
2329 | =item cf::db_put $family => $key => $value |
|
|
2330 | |
|
|
2331 | Stores the given C<$value> in the family. |
|
|
2332 | |
|
|
2333 | =cut |
|
|
2334 | |
|
|
2335 | our $DB; |
|
|
2336 | |
|
|
2337 | sub db_init { |
|
|
2338 | unless ($DB) { |
|
|
2339 | $DB = BDB::db_create $DB_ENV; |
|
|
2340 | |
|
|
2341 | cf::sync_job { |
|
|
2342 | eval { |
|
|
2343 | $DB->set_flags (BDB::CHKSUM); |
|
|
2344 | |
|
|
2345 | BDB::db_open $DB, undef, "db", undef, BDB::BTREE, |
|
|
2346 | BDB::CREATE | BDB::AUTO_COMMIT, 0666; |
|
|
2347 | cf::cleanup "db_open(db): $!" if $!; |
|
|
2348 | }; |
|
|
2349 | cf::cleanup "db_open(db): $@" if $@; |
|
|
2350 | }; |
|
|
2351 | } |
|
|
2352 | } |
|
|
2353 | |
|
|
2354 | sub db_get($$) { |
|
|
2355 | my $key = "$_[0]/$_[1]"; |
|
|
2356 | |
|
|
2357 | cf::sync_job { |
|
|
2358 | BDB::db_get $DB, undef, $key, my $data; |
|
|
2359 | |
|
|
2360 | $! ? () |
|
|
2361 | : $data |
|
|
2362 | } |
|
|
2363 | } |
|
|
2364 | |
|
|
2365 | sub db_put($$$) { |
|
|
2366 | BDB::dbreq_pri 4; |
|
|
2367 | BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; |
|
|
2368 | } |
|
|
2369 | |
|
|
2370 | =item cf::cache $id => [$paths...], $processversion => $process |
|
|
2371 | |
|
|
2372 | Generic caching function that returns the value of the resource $id, |
|
|
2373 | caching and regenerating as required. |
|
|
2374 | |
|
|
2375 | This function can block. |
|
|
2376 | |
|
|
2377 | =cut |
|
|
2378 | |
|
|
2379 | sub cache { |
|
|
2380 | my ($id, $src, $processversion, $process) = @_; |
|
|
2381 | |
|
|
2382 | my $meta = |
|
|
2383 | join "\x00", |
|
|
2384 | $processversion, |
|
|
2385 | map { |
|
|
2386 | aio_stat $_ |
|
|
2387 | and Carp::croak "$_: $!"; |
|
|
2388 | |
|
|
2389 | ($_, (stat _)[7,9]) |
|
|
2390 | } @$src; |
|
|
2391 | |
|
|
2392 | my $dbmeta = db_get cache => "$id/meta"; |
|
|
2393 | if ($dbmeta ne $meta) { |
|
|
2394 | # changed, we may need to process |
|
|
2395 | |
|
|
2396 | my @data; |
|
|
2397 | my $md5; |
|
|
2398 | |
|
|
2399 | for (0 .. $#$src) { |
|
|
2400 | 0 <= aio_load $src->[$_], $data[$_] |
|
|
2401 | or Carp::croak "$src->[$_]: $!"; |
|
|
2402 | } |
|
|
2403 | |
|
|
2404 | # if processing is expensive, check |
|
|
2405 | # checksum first |
|
|
2406 | if (1) { |
|
|
2407 | $md5 = |
|
|
2408 | join "\x00", |
|
|
2409 | $processversion, |
|
|
2410 | map { |
|
|
2411 | Coro::cede; |
|
|
2412 | ($src->[$_], Digest::MD5::md5_hex $data[$_]) |
|
|
2413 | } 0.. $#$src; |
|
|
2414 | |
|
|
2415 | |
|
|
2416 | my $dbmd5 = db_get cache => "$id/md5"; |
|
|
2417 | if ($dbmd5 eq $md5) { |
|
|
2418 | db_put cache => "$id/meta", $meta; |
|
|
2419 | |
|
|
2420 | return db_get cache => "$id/data"; |
|
|
2421 | } |
|
|
2422 | } |
|
|
2423 | |
|
|
2424 | my $t1 = Time::HiRes::time; |
|
|
2425 | my $data = $process->(\@data); |
|
|
2426 | my $t2 = Time::HiRes::time; |
|
|
2427 | |
|
|
2428 | warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; |
|
|
2429 | |
|
|
2430 | db_put cache => "$id/data", $data; |
|
|
2431 | db_put cache => "$id/md5" , $md5; |
|
|
2432 | db_put cache => "$id/meta", $meta; |
|
|
2433 | |
|
|
2434 | return $data; |
|
|
2435 | } |
|
|
2436 | |
|
|
2437 | db_get cache => "$id/data" |
|
|
2438 | } |
|
|
2439 | |
|
|
2440 | =item fork_call { }, $args |
|
|
2441 | |
|
|
2442 | Executes the given code block with the given arguments in a seperate |
|
|
2443 | process, returning the results. Everything must be serialisable with |
|
|
2444 | Coro::Storable. May, of course, block. Note that the executed sub may |
|
|
2445 | never block itself or use any form of Event handling. |
|
|
2446 | |
|
|
2447 | =cut |
|
|
2448 | |
|
|
2449 | sub fork_call(&@) { |
|
|
2450 | my ($cb, @args) = @_; |
|
|
2451 | |
|
|
2452 | # socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
|
2453 | # or die "socketpair: $!"; |
|
|
2454 | pipe my $fh1, my $fh2 |
|
|
2455 | or die "pipe: $!"; |
|
|
2456 | |
|
|
2457 | if (my $pid = fork) { |
|
|
2458 | close $fh2; |
|
|
2459 | |
|
|
2460 | my $res = (Coro::Handle::unblock $fh1)->readline (undef); |
|
|
2461 | $res = Coro::Storable::thaw $res; |
|
|
2462 | |
|
|
2463 | waitpid $pid, 0; # should not block anymore, we expect the child to simply behave |
|
|
2464 | |
|
|
2465 | die $$res unless "ARRAY" eq ref $res; |
|
|
2466 | |
|
|
2467 | return wantarray ? @$res : $res->[-1]; |
|
|
2468 | } else { |
|
|
2469 | reset_signals; |
|
|
2470 | local $SIG{__WARN__}; |
|
|
2471 | local $SIG{__DIE__}; |
|
|
2472 | eval { |
|
|
2473 | close $fh1; |
|
|
2474 | |
|
|
2475 | my @res = eval { $cb->(@args) }; |
|
|
2476 | syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res); |
|
|
2477 | }; |
|
|
2478 | |
|
|
2479 | warn $@ if $@; |
|
|
2480 | _exit 0; |
|
|
2481 | } |
|
|
2482 | } |
|
|
2483 | |
2701 | |
2484 | ############################################################################# |
2702 | ############################################################################# |
2485 | # the server's init and main functions |
2703 | # the server's init and main functions |
2486 | |
2704 | |
2487 | sub load_facedata($) { |
2705 | sub load_facedata($) { |
… | |
… | |
2547 | } |
2765 | } |
2548 | |
2766 | |
2549 | sub reload_archetypes { |
2767 | sub reload_archetypes { |
2550 | load_resource_file "$DATADIR/archetypes" |
2768 | load_resource_file "$DATADIR/archetypes" |
2551 | or die "unable to load archetypes\n"; |
2769 | or die "unable to load archetypes\n"; |
|
|
2770 | #d# NEED to laod twice to resolve forward references |
|
|
2771 | # this really needs to be done in an extra post-pass |
|
|
2772 | # (which needs to be synchronous, so solve it differently) |
|
|
2773 | load_resource_file "$DATADIR/archetypes" |
|
|
2774 | or die "unable to load archetypes\n"; |
2552 | } |
2775 | } |
2553 | |
2776 | |
2554 | sub reload_treasures { |
2777 | sub reload_treasures { |
2555 | load_resource_file "$DATADIR/treasures" |
2778 | load_resource_file "$DATADIR/treasures" |
2556 | or die "unable to load treasurelists\n"; |
2779 | or die "unable to load treasurelists\n"; |
… | |
… | |
2559 | sub reload_resources { |
2782 | sub reload_resources { |
2560 | warn "reloading resource files...\n"; |
2783 | warn "reloading resource files...\n"; |
2561 | |
2784 | |
2562 | reload_regions; |
2785 | reload_regions; |
2563 | reload_facedata; |
2786 | reload_facedata; |
|
|
2787 | #reload_archetypes;#d# |
2564 | reload_archetypes; |
2788 | reload_archetypes; |
2565 | reload_treasures; |
2789 | reload_treasures; |
2566 | |
2790 | |
2567 | warn "finished reloading resource files\n"; |
2791 | warn "finished reloading resource files\n"; |
2568 | } |
2792 | } |
… | |
… | |
2625 | }, |
2849 | }, |
2626 | ); |
2850 | ); |
2627 | } |
2851 | } |
2628 | } |
2852 | } |
2629 | |
2853 | |
|
|
2854 | sub write_runtime { |
|
|
2855 | my $runtime = "$LOCALDIR/runtime"; |
|
|
2856 | |
|
|
2857 | # first touch the runtime file to show we are still running: |
|
|
2858 | # the fsync below can take a very very long time. |
|
|
2859 | |
|
|
2860 | IO::AIO::aio_utime $runtime, undef, undef; |
|
|
2861 | |
|
|
2862 | my $guard = cf::lock_acquire "write_runtime"; |
|
|
2863 | |
|
|
2864 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
|
|
2865 | or return; |
|
|
2866 | |
|
|
2867 | my $value = $cf::RUNTIME + 90 + 10; |
|
|
2868 | # 10 is the runtime save interval, for a monotonic clock |
|
|
2869 | # 60 allows for the watchdog to kill the server. |
|
|
2870 | |
|
|
2871 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
|
|
2872 | and return; |
|
|
2873 | |
|
|
2874 | # always fsync - this file is important |
|
|
2875 | aio_fsync $fh |
|
|
2876 | and return; |
|
|
2877 | |
|
|
2878 | # touch it again to show we are up-to-date |
|
|
2879 | aio_utime $fh, undef, undef; |
|
|
2880 | |
|
|
2881 | close $fh |
|
|
2882 | or return; |
|
|
2883 | |
|
|
2884 | aio_rename "$runtime~", $runtime |
|
|
2885 | and return; |
|
|
2886 | |
|
|
2887 | warn "runtime file written.\n"; |
|
|
2888 | |
|
|
2889 | 1 |
|
|
2890 | } |
|
|
2891 | |
2630 | sub emergency_save() { |
2892 | sub emergency_save() { |
2631 | my $freeze_guard = cf::freeze_mainloop; |
2893 | my $freeze_guard = cf::freeze_mainloop; |
2632 | |
2894 | |
2633 | warn "enter emergency perl save\n"; |
2895 | warn "enter emergency perl save\n"; |
2634 | |
2896 | |
… | |
… | |
2709 | %EXT_CORO = (); |
2971 | %EXT_CORO = (); |
2710 | |
2972 | |
2711 | warn "removing commands"; |
2973 | warn "removing commands"; |
2712 | %COMMAND = (); |
2974 | %COMMAND = (); |
2713 | |
2975 | |
2714 | warn "removing ext commands"; |
2976 | warn "removing ext/exti commands"; |
2715 | %EXTCMD = (); |
2977 | %EXTCMD = (); |
|
|
2978 | %EXTICMD = (); |
2716 | |
2979 | |
2717 | warn "unloading/nuking all extensions"; |
2980 | warn "unloading/nuking all extensions"; |
2718 | for my $pkg (@EXTS) { |
2981 | for my $pkg (@EXTS) { |
2719 | warn "... unloading $pkg"; |
2982 | warn "... unloading $pkg"; |
2720 | |
2983 | |