… | |
… | |
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 $guard = cf::lock_acquire "write_runtime"; |
414 | sub fork_call(&@) { |
|
|
415 | my ($cb, @args) = @_; |
403 | |
416 | |
404 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
417 | # socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
405 | or return; |
418 | # or die "socketpair: $!"; |
|
|
419 | pipe my $fh1, my $fh2 |
|
|
420 | or die "pipe: $!"; |
406 | |
421 | |
407 | my $value = $cf::RUNTIME + 90 + 10; |
422 | if (my $pid = fork) { |
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 |
423 | close $fh2; |
422 | or return; |
|
|
423 | |
424 | |
424 | aio_rename "$runtime~", $runtime |
425 | my $res = (Coro::Handle::unblock $fh1)->readline (undef); |
425 | and return; |
426 | $res = Coro::Storable::thaw $res; |
426 | |
427 | |
427 | warn "runtime file written.\n";#d# |
428 | waitpid $pid, 0; # should not block anymore, we expect the child to simply behave |
428 | |
429 | |
|
|
430 | die $$res unless "ARRAY" eq ref $res; |
|
|
431 | |
|
|
432 | return wantarray ? @$res : $res->[-1]; |
|
|
433 | } else { |
|
|
434 | reset_signals; |
|
|
435 | local $SIG{__WARN__}; |
|
|
436 | local $SIG{__DIE__}; |
|
|
437 | eval { |
|
|
438 | close $fh1; |
|
|
439 | |
|
|
440 | my @res = eval { $cb->(@args) }; |
|
|
441 | syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res); |
|
|
442 | }; |
|
|
443 | |
|
|
444 | warn $@ if $@; |
|
|
445 | _exit 0; |
429 | 1 |
446 | } |
|
|
447 | } |
|
|
448 | |
|
|
449 | =item $value = cf::db_get $family => $key |
|
|
450 | |
|
|
451 | Returns a single value from the environment database. |
|
|
452 | |
|
|
453 | =item cf::db_put $family => $key => $value |
|
|
454 | |
|
|
455 | Stores the given C<$value> in the family. It can currently store binary |
|
|
456 | data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). |
|
|
457 | |
|
|
458 | =cut |
|
|
459 | |
|
|
460 | our $DB; |
|
|
461 | |
|
|
462 | sub db_init { |
|
|
463 | unless ($DB) { |
|
|
464 | $DB = BDB::db_create $DB_ENV; |
|
|
465 | |
|
|
466 | cf::sync_job { |
|
|
467 | eval { |
|
|
468 | $DB->set_flags (BDB::CHKSUM); |
|
|
469 | |
|
|
470 | BDB::db_open $DB, undef, "db", undef, BDB::BTREE, |
|
|
471 | BDB::CREATE | BDB::AUTO_COMMIT, 0666; |
|
|
472 | cf::cleanup "db_open(db): $!" if $!; |
|
|
473 | }; |
|
|
474 | cf::cleanup "db_open(db): $@" if $@; |
|
|
475 | }; |
|
|
476 | } |
|
|
477 | } |
|
|
478 | |
|
|
479 | sub db_get($$) { |
|
|
480 | my $key = "$_[0]/$_[1]"; |
|
|
481 | |
|
|
482 | cf::sync_job { |
|
|
483 | BDB::db_get $DB, undef, $key, my $data; |
|
|
484 | |
|
|
485 | $! ? () |
|
|
486 | : $data |
|
|
487 | } |
|
|
488 | } |
|
|
489 | |
|
|
490 | sub db_put($$$) { |
|
|
491 | BDB::dbreq_pri 4; |
|
|
492 | BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; |
|
|
493 | } |
|
|
494 | |
|
|
495 | =item cf::cache $id => [$paths...], $processversion => $process |
|
|
496 | |
|
|
497 | Generic caching function that returns the value of the resource $id, |
|
|
498 | caching and regenerating as required. |
|
|
499 | |
|
|
500 | This function can block. |
|
|
501 | |
|
|
502 | =cut |
|
|
503 | |
|
|
504 | sub cache { |
|
|
505 | my ($id, $src, $processversion, $process) = @_; |
|
|
506 | |
|
|
507 | my $meta = |
|
|
508 | join "\x00", |
|
|
509 | $processversion, |
|
|
510 | map { |
|
|
511 | aio_stat $_ |
|
|
512 | and Carp::croak "$_: $!"; |
|
|
513 | |
|
|
514 | ($_, (stat _)[7,9]) |
|
|
515 | } @$src; |
|
|
516 | |
|
|
517 | my $dbmeta = db_get cache => "$id/meta"; |
|
|
518 | if ($dbmeta ne $meta) { |
|
|
519 | # changed, we may need to process |
|
|
520 | |
|
|
521 | my @data; |
|
|
522 | my $md5; |
|
|
523 | |
|
|
524 | for (0 .. $#$src) { |
|
|
525 | 0 <= aio_load $src->[$_], $data[$_] |
|
|
526 | or Carp::croak "$src->[$_]: $!"; |
|
|
527 | } |
|
|
528 | |
|
|
529 | # if processing is expensive, check |
|
|
530 | # checksum first |
|
|
531 | if (1) { |
|
|
532 | $md5 = |
|
|
533 | join "\x00", |
|
|
534 | $processversion, |
|
|
535 | map { |
|
|
536 | Coro::cede; |
|
|
537 | ($src->[$_], Digest::MD5::md5_hex $data[$_]) |
|
|
538 | } 0.. $#$src; |
|
|
539 | |
|
|
540 | |
|
|
541 | my $dbmd5 = db_get cache => "$id/md5"; |
|
|
542 | if ($dbmd5 eq $md5) { |
|
|
543 | db_put cache => "$id/meta", $meta; |
|
|
544 | |
|
|
545 | return db_get cache => "$id/data"; |
|
|
546 | } |
|
|
547 | } |
|
|
548 | |
|
|
549 | my $t1 = Time::HiRes::time; |
|
|
550 | my $data = $process->(\@data); |
|
|
551 | my $t2 = Time::HiRes::time; |
|
|
552 | |
|
|
553 | warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; |
|
|
554 | |
|
|
555 | db_put cache => "$id/data", $data; |
|
|
556 | db_put cache => "$id/md5" , $md5; |
|
|
557 | db_put cache => "$id/meta", $meta; |
|
|
558 | |
|
|
559 | return $data; |
|
|
560 | } |
|
|
561 | |
|
|
562 | db_get cache => "$id/data" |
430 | } |
563 | } |
431 | |
564 | |
432 | =item cf::datalog type => key => value, ... |
565 | =item cf::datalog type => key => value, ... |
433 | |
566 | |
434 | Log a datalog packet of the given type with the given key-value pairs. |
567 | 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") |
585 | attach callbacks/event handlers (a collection of which is called an "attachment") |
453 | to it. All such attachable objects support the following methods. |
586 | to it. All such attachable objects support the following methods. |
454 | |
587 | |
455 | In the following description, CLASS can be any of C<global>, C<object> |
588 | 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 |
589 | C<player>, C<client> or C<map> (i.e. the attachable objects in |
457 | crossfire+). |
590 | Crossfire TRT). |
458 | |
591 | |
459 | =over 4 |
592 | =over 4 |
460 | |
593 | |
461 | =item $attachable->attach ($attachment, key => $value...) |
594 | =item $attachable->attach ($attachment, key => $value...) |
462 | |
595 | |
… | |
… | |
664 | _attach $registry, $klass, @attach; |
797 | _attach $registry, $klass, @attach; |
665 | } |
798 | } |
666 | |
799 | |
667 | $obj->{$name} = \%arg; |
800 | $obj->{$name} = \%arg; |
668 | } else { |
801 | } else { |
669 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
802 | warn "object uses attachment '$name' which is not available, postponing.\n"; |
670 | } |
803 | } |
671 | |
804 | |
672 | $obj->{_attachment}{$name} = undef; |
805 | $obj->{_attachment}{$name} = undef; |
673 | } |
806 | } |
674 | |
807 | |
… | |
… | |
872 | or return; |
1005 | or return; |
873 | $av = eval { (Storable::thaw $av)->{objs} }; |
1006 | $av = eval { (Storable::thaw $av)->{objs} }; |
874 | } |
1007 | } |
875 | |
1008 | |
876 | warn sprintf "loading %s (%d)\n", |
1009 | warn sprintf "loading %s (%d)\n", |
877 | $filename, length $data, scalar @{$av || []};#d# |
1010 | $filename, length $data, scalar @{$av || []}; |
878 | return ($data, $av); |
1011 | return ($data, $av); |
879 | } |
1012 | } |
|
|
1013 | |
|
|
1014 | =head2 COMMAND CALLBACKS |
|
|
1015 | |
|
|
1016 | =over 4 |
|
|
1017 | |
|
|
1018 | =cut |
880 | |
1019 | |
881 | ############################################################################# |
1020 | ############################################################################# |
882 | # command handling &c |
1021 | # command handling &c |
883 | |
1022 | |
884 | =item cf::register_command $name => \&callback($ob,$args); |
1023 | =item cf::register_command $name => \&callback($ob,$args); |
… | |
… | |
897 | push @{ $COMMAND{$name} }, [$caller, $cb]; |
1036 | push @{ $COMMAND{$name} }, [$caller, $cb]; |
898 | } |
1037 | } |
899 | |
1038 | |
900 | =item cf::register_extcmd $name => \&callback($pl,$packet); |
1039 | =item cf::register_extcmd $name => \&callback($pl,$packet); |
901 | |
1040 | |
902 | Register a callbackf ro execution when the client sends an extcmd packet. |
1041 | Register a callback for execution when the client sends an (synchronous) |
|
|
1042 | extcmd packet. Ext commands will be processed in the order they are |
|
|
1043 | received by the server, like other user commands. The first argument is |
|
|
1044 | the logged-in player. Ext commands can only be processed after a player |
|
|
1045 | has logged in successfully. |
903 | |
1046 | |
904 | If the callback returns something, it is sent back as if reply was being |
1047 | If the callback returns something, it is sent back as if reply was being |
905 | called. |
1048 | called. |
906 | |
1049 | |
|
|
1050 | =item cf::register_exticmd $name => \&callback($ns,$packet); |
|
|
1051 | |
|
|
1052 | Register a callback for execution when the client sends an (asynchronous) |
|
|
1053 | exticmd packet. Exti commands are processed by the server as soon as they |
|
|
1054 | are received, i.e. out of order w.r.t. other commands. The first argument |
|
|
1055 | is a client socket. Exti commands can be received anytime, even before |
|
|
1056 | log-in. |
|
|
1057 | |
|
|
1058 | If the callback returns something, it is sent back as if reply was being |
|
|
1059 | called. |
|
|
1060 | |
907 | =cut |
1061 | =cut |
908 | |
1062 | |
909 | sub register_extcmd { |
1063 | sub register_extcmd { |
910 | my ($name, $cb) = @_; |
1064 | my ($name, $cb) = @_; |
911 | |
1065 | |
912 | $EXTCMD{$name} = $cb; |
1066 | $EXTCMD{$name} = $cb; |
|
|
1067 | } |
|
|
1068 | |
|
|
1069 | sub register_exticmd { |
|
|
1070 | my ($name, $cb) = @_; |
|
|
1071 | |
|
|
1072 | $EXTICMD{$name} = $cb; |
913 | } |
1073 | } |
914 | |
1074 | |
915 | cf::player->attach ( |
1075 | cf::player->attach ( |
916 | on_command => sub { |
1076 | on_command => sub { |
917 | my ($pl, $name, $params) = @_; |
1077 | my ($pl, $name, $params) = @_; |
… | |
… | |
926 | cf::override; |
1086 | cf::override; |
927 | }, |
1087 | }, |
928 | on_extcmd => sub { |
1088 | on_extcmd => sub { |
929 | my ($pl, $buf) = @_; |
1089 | my ($pl, $buf) = @_; |
930 | |
1090 | |
931 | my $msg = eval { from_json $buf }; |
1091 | my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; |
932 | |
1092 | |
933 | if (ref $msg) { |
1093 | if (ref $msg) { |
934 | if (my $cb = $EXTCMD{$msg->{msgtype}}) { |
1094 | if (my $cb = $EXTCMD{$msg->{msgtype}}) { |
935 | if (my %reply = $cb->($pl, $msg)) { |
1095 | if (my %reply = $cb->($pl, $msg)) { |
936 | $pl->ext_reply ($msg->{msgid}, %reply); |
1096 | $pl->ext_reply ($msg->{msgid}, %reply); |
… | |
… | |
942 | |
1102 | |
943 | cf::override; |
1103 | cf::override; |
944 | }, |
1104 | }, |
945 | ); |
1105 | ); |
946 | |
1106 | |
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 { |
1107 | sub load_extensions { |
|
|
1108 | cf::sync_job { |
|
|
1109 | my %todo; |
|
|
1110 | |
982 | for my $ext (<$LIBDIR/*.ext>) { |
1111 | for my $path (<$LIBDIR/*.ext>) { |
983 | next unless -r $ext; |
1112 | next unless -r $path; |
984 | eval { |
1113 | |
985 | load_extension $ext; |
1114 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
|
|
1115 | my $base = $1; |
|
|
1116 | my $pkg = $1; |
|
|
1117 | $pkg =~ s/[^[:word:]]/_/g; |
|
|
1118 | $pkg = "ext::$pkg"; |
|
|
1119 | |
|
|
1120 | open my $fh, "<:utf8", $path |
|
|
1121 | or die "$path: $!"; |
|
|
1122 | |
|
|
1123 | my $source = do { local $/; <$fh> }; |
|
|
1124 | |
|
|
1125 | my %ext = ( |
|
|
1126 | path => $path, |
|
|
1127 | base => $base, |
|
|
1128 | pkg => $pkg, |
|
|
1129 | ); |
|
|
1130 | |
|
|
1131 | $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } |
|
|
1132 | if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; |
|
|
1133 | |
|
|
1134 | $ext{source} = |
|
|
1135 | "package $pkg; use strict; use utf8;\n" |
|
|
1136 | . "#line 1 \"$path\"\n{\n" |
|
|
1137 | . $source |
|
|
1138 | . "\n};\n1"; |
|
|
1139 | |
|
|
1140 | $todo{$base} = \%ext; |
|
|
1141 | } |
|
|
1142 | |
|
|
1143 | my %done; |
|
|
1144 | while (%todo) { |
|
|
1145 | my $progress; |
|
|
1146 | |
|
|
1147 | while (my ($k, $v) = each %todo) { |
|
|
1148 | for (split /,\s*/, $v->{meta}{depends}) { |
|
|
1149 | goto skip |
|
|
1150 | unless exists $done{$_}; |
|
|
1151 | } |
|
|
1152 | |
|
|
1153 | warn "... loading '$k' into '$v->{pkg}'\n"; |
|
|
1154 | |
|
|
1155 | unless (eval $v->{source}) { |
|
|
1156 | my $msg = $@ ? "$v->{path}: $@\n" |
|
|
1157 | : "$v->{base}: extension inactive.\n"; |
|
|
1158 | |
|
|
1159 | if (exists $v->{meta}{mandatory}) { |
|
|
1160 | warn $msg; |
|
|
1161 | warn "mandatory extension failed to load, exiting.\n"; |
|
|
1162 | exit 1; |
|
|
1163 | } |
|
|
1164 | |
|
|
1165 | warn $msg; |
|
|
1166 | } |
|
|
1167 | |
|
|
1168 | $done{$k} = delete $todo{$k}; |
|
|
1169 | push @EXTS, $v->{pkg}; |
|
|
1170 | $progress = 1; |
986 | 1 |
1171 | } |
987 | } or warn "$ext not loaded: $@"; |
1172 | |
|
|
1173 | skip: |
|
|
1174 | die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" |
|
|
1175 | unless $progress; |
|
|
1176 | } |
988 | } |
1177 | }; |
989 | } |
1178 | } |
990 | |
1179 | |
991 | ############################################################################# |
1180 | ############################################################################# |
|
|
1181 | |
|
|
1182 | =back |
992 | |
1183 | |
993 | =head2 CORE EXTENSIONS |
1184 | =head2 CORE EXTENSIONS |
994 | |
1185 | |
995 | Functions and methods that extend core crossfire objects. |
1186 | Functions and methods that extend core crossfire objects. |
996 | |
1187 | |
… | |
… | |
1184 | } |
1375 | } |
1185 | |
1376 | |
1186 | \@paths |
1377 | \@paths |
1187 | } |
1378 | } |
1188 | |
1379 | |
|
|
1380 | =item $protocol_xml = $player->expand_cfpod ($crossfire_pod) |
|
|
1381 | |
|
|
1382 | Expand crossfire pod fragments into protocol xml. |
|
|
1383 | |
|
|
1384 | =cut |
|
|
1385 | |
|
|
1386 | sub expand_cfpod { |
|
|
1387 | ((my $self), (local $_)) = @_; |
|
|
1388 | |
|
|
1389 | # escape & and < |
|
|
1390 | s/&/&/g; |
|
|
1391 | s/(?<![BIUGH])</</g; |
|
|
1392 | |
|
|
1393 | # this is buggy, it needs to properly take care of nested <'s |
|
|
1394 | |
|
|
1395 | 1 while |
|
|
1396 | # replace B<>, I<>, U<> etc. |
|
|
1397 | s/B<([^\>]*)>/<b>$1<\/b>/ |
|
|
1398 | || s/I<([^\>]*)>/<i>$1<\/i>/ |
|
|
1399 | || s/U<([^\>]*)>/<u>$1<\/u>/ |
|
|
1400 | # replace G<male|female> tags |
|
|
1401 | || s{G<([^>|]*)\|([^>]*)>}{ |
|
|
1402 | $self->gender ? $2 : $1 |
|
|
1403 | }ge |
|
|
1404 | # replace H<hint text> |
|
|
1405 | || s{H<([^\>]*)>} |
|
|
1406 | { |
|
|
1407 | ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", |
|
|
1408 | "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", |
|
|
1409 | "") |
|
|
1410 | [$self->{hintmode}] |
|
|
1411 | }ge; |
|
|
1412 | |
|
|
1413 | # create single paragraphs (very hackish) |
|
|
1414 | s/(?<=\S)\n(?=\w)/ /g; |
|
|
1415 | |
|
|
1416 | # compress some whitespace |
|
|
1417 | 1 while s/\s*\n\s*\n\s*/\n/; |
|
|
1418 | |
|
|
1419 | $_ |
|
|
1420 | } |
|
|
1421 | |
|
|
1422 | sub hintmode { |
|
|
1423 | $_[0]{hintmode} = $_[1] if @_ > 1; |
|
|
1424 | $_[0]{hintmode} |
|
|
1425 | } |
|
|
1426 | |
1189 | =item $player->ext_reply ($msgid, %msg) |
1427 | =item $player->ext_reply ($msgid, %msg) |
1190 | |
1428 | |
1191 | Sends an ext reply to the player. |
1429 | Sends an ext reply to the player. |
1192 | |
1430 | |
1193 | =cut |
1431 | =cut |
1194 | |
1432 | |
1195 | sub ext_reply($$%) { |
1433 | sub ext_reply($$%) { |
1196 | my ($self, $id, %msg) = @_; |
1434 | my ($self, $id, %msg) = @_; |
1197 | |
1435 | |
1198 | $msg{msgid} = $id; |
1436 | $msg{msgid} = $id; |
1199 | |
1437 | $self->send ("ext " . $self->ns->{json_coder}->encode (\%msg)); |
1200 | $self->send ("ext " . cf::to_json \%msg); |
|
|
1201 | } |
1438 | } |
1202 | |
1439 | |
1203 | =item $player->ext_event ($type, %msg) |
1440 | =item $player->ext_event ($type, %msg) |
1204 | |
1441 | |
1205 | Sends an ext event to the client. |
1442 | Sends an ext event to the client. |
… | |
… | |
1220 | |
1457 | |
1221 | package cf::region; |
1458 | package cf::region; |
1222 | |
1459 | |
1223 | =item cf::region::find_by_path $path |
1460 | =item cf::region::find_by_path $path |
1224 | |
1461 | |
1225 | Tries to decuce the probable region for a map knowing only its path. |
1462 | Tries to decuce the likely region for a map knowing only its path. |
1226 | |
1463 | |
1227 | =cut |
1464 | =cut |
1228 | |
1465 | |
1229 | sub find_by_path($) { |
1466 | sub find_by_path($) { |
1230 | my ($path) = @_; |
1467 | my ($path) = @_; |
… | |
… | |
1304 | my ($self, $merge) = @_; |
1541 | my ($self, $merge) = @_; |
1305 | |
1542 | |
1306 | # we have to keep some variables in memory intact |
1543 | # we have to keep some variables in memory intact |
1307 | local $self->{path}; |
1544 | local $self->{path}; |
1308 | local $self->{load_path}; |
1545 | local $self->{load_path}; |
1309 | local $self->{deny_save}; |
|
|
1310 | local $self->{deny_reset}; |
|
|
1311 | |
1546 | |
1312 | $self->SUPER::thawer_merge ($merge); |
1547 | $self->SUPER::thawer_merge ($merge); |
1313 | } |
1548 | } |
1314 | |
1549 | |
1315 | sub normalise { |
1550 | sub normalise { |
… | |
… | |
1415 | |
1650 | |
1416 | $_->change_map_light ($change) |
1651 | $_->change_map_light ($change) |
1417 | for grep $_->outdoor, values %cf::MAP; |
1652 | for grep $_->outdoor, values %cf::MAP; |
1418 | } |
1653 | } |
1419 | |
1654 | |
|
|
1655 | sub decay_objects { |
|
|
1656 | my ($self) = @_; |
|
|
1657 | |
|
|
1658 | return if $self->{deny_reset}; |
|
|
1659 | |
|
|
1660 | $self->do_decay_objects; |
|
|
1661 | } |
|
|
1662 | |
1420 | sub unlink_save { |
1663 | sub unlink_save { |
1421 | my ($self) = @_; |
1664 | my ($self) = @_; |
1422 | |
1665 | |
1423 | utf8::encode (my $save = $self->save_path); |
1666 | utf8::encode (my $save = $self->save_path); |
1424 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; |
1667 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; |
… | |
… | |
1480 | $self->load_header_orig |
1723 | $self->load_header_orig |
1481 | or return; |
1724 | or return; |
1482 | $self->prepare_orig; |
1725 | $self->prepare_orig; |
1483 | } |
1726 | } |
1484 | |
1727 | |
|
|
1728 | $self->{deny_reset} = 1 |
|
|
1729 | if $self->no_reset; |
|
|
1730 | |
1485 | $self->default_region (cf::region::find_by_path $self->{path}) |
1731 | $self->default_region (cf::region::find_by_path $self->{path}) |
1486 | unless $self->default_region; |
1732 | unless $self->default_region; |
1487 | |
1733 | |
1488 | 1 |
1734 | 1 |
1489 | } |
1735 | } |
… | |
… | |
1504 | $map->{last_save} = $cf::RUNTIME; |
1750 | $map->{last_save} = $cf::RUNTIME; |
1505 | |
1751 | |
1506 | $map->load_header |
1752 | $map->load_header |
1507 | or return; |
1753 | or return; |
1508 | |
1754 | |
1509 | if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?) |
1755 | if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) |
1510 | # doing this can freeze the server in a sync job, obviously |
1756 | # doing this can freeze the server in a sync job, obviously |
1511 | #$cf::WAIT_FOR_TICK->wait; |
1757 | #$cf::WAIT_FOR_TICK->wait; |
1512 | $map->reset; |
1758 | $map->reset; |
1513 | undef $guard; |
1759 | undef $guard; |
1514 | return find $path; |
1760 | return find $path; |
… | |
… | |
1581 | my ($self, $ob) = @_; |
1827 | my ($self, $ob) = @_; |
1582 | |
1828 | |
1583 | return find "~" . $ob->name . "/" . $self->{path} |
1829 | return find "~" . $ob->name . "/" . $self->{path} |
1584 | if $self->per_player; |
1830 | if $self->per_player; |
1585 | |
1831 | |
|
|
1832 | # return find "?party/" . $ob->name . "/" . $self->{path} |
|
|
1833 | # if $self->per_party; |
|
|
1834 | |
1586 | $self |
1835 | $self |
1587 | } |
1836 | } |
1588 | |
1837 | |
1589 | # find and load all maps in the 3x3 area around a map |
1838 | # find and load all maps in the 3x3 area around a map |
1590 | sub load_diag { |
1839 | sub load_diag { |
… | |
… | |
1700 | |
1949 | |
1701 | sub reset_at { |
1950 | sub reset_at { |
1702 | my ($self) = @_; |
1951 | my ($self) = @_; |
1703 | |
1952 | |
1704 | # TODO: safety, remove and allow resettable per-player maps |
1953 | # 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}; |
1954 | return 1e99 if $self->{deny_reset}; |
1707 | |
1955 | |
1708 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
1956 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
1709 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
1957 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
1710 | |
1958 | |
… | |
… | |
1721 | my ($self) = @_; |
1969 | my ($self) = @_; |
1722 | |
1970 | |
1723 | my $lock = cf::lock_acquire "map_data:$self->{path}"; |
1971 | my $lock = cf::lock_acquire "map_data:$self->{path}"; |
1724 | |
1972 | |
1725 | return if $self->players; |
1973 | return if $self->players; |
1726 | return if $self->isa ("ext::map_per_player");#d# |
|
|
1727 | |
1974 | |
1728 | warn "resetting map ", $self->path;#d# |
1975 | warn "resetting map ", $self->path; |
1729 | |
1976 | |
1730 | $self->in_memory (cf::MAP_SWAPPED); |
1977 | $self->in_memory (cf::MAP_SWAPPED); |
1731 | |
1978 | |
1732 | # need to save uniques path |
1979 | # need to save uniques path |
1733 | unless ($self->{deny_save}) { |
1980 | unless ($self->{deny_save}) { |
… | |
… | |
1765 | $cf::MAP{$self->path} = $self; |
2012 | $cf::MAP{$self->path} = $self; |
1766 | |
2013 | |
1767 | $self->reset; # polite request, might not happen |
2014 | $self->reset; # polite request, might not happen |
1768 | } |
2015 | } |
1769 | |
2016 | |
|
|
2017 | =item $maps = cf::map::tmp_maps |
|
|
2018 | |
|
|
2019 | Returns an arrayref with all map paths of currently instantiated and saved |
|
|
2020 | maps. May block. |
|
|
2021 | |
|
|
2022 | =cut |
|
|
2023 | |
|
|
2024 | sub tmp_maps() { |
|
|
2025 | [ |
|
|
2026 | map { |
|
|
2027 | utf8::decode $_; |
|
|
2028 | /\.map$/ |
|
|
2029 | ? normalise $_ |
|
|
2030 | : () |
|
|
2031 | } @{ aio_readdir $TMPDIR or [] } |
|
|
2032 | ] |
|
|
2033 | } |
|
|
2034 | |
|
|
2035 | =item $maps = cf::map::random_maps |
|
|
2036 | |
|
|
2037 | Returns an arrayref with all map paths of currently instantiated and saved |
|
|
2038 | random maps. May block. |
|
|
2039 | |
|
|
2040 | =cut |
|
|
2041 | |
|
|
2042 | sub random_maps() { |
|
|
2043 | [ |
|
|
2044 | map { |
|
|
2045 | utf8::decode $_; |
|
|
2046 | /\.map$/ |
|
|
2047 | ? normalise "?random/$_" |
|
|
2048 | : () |
|
|
2049 | } @{ aio_readdir $RANDOMDIR or [] } |
|
|
2050 | ] |
|
|
2051 | } |
|
|
2052 | |
1770 | =item cf::map::unique_maps |
2053 | =item cf::map::unique_maps |
1771 | |
2054 | |
1772 | Returns an arrayref of paths of all shared maps that have |
2055 | Returns an arrayref of paths of all shared maps that have |
1773 | instantiated unique items. May block. |
2056 | instantiated unique items. May block. |
1774 | |
2057 | |
1775 | =cut |
2058 | =cut |
1776 | |
2059 | |
1777 | sub unique_maps() { |
2060 | sub unique_maps() { |
1778 | my $files = aio_readdir $UNIQUEDIR |
2061 | [ |
1779 | or return; |
2062 | map { |
1780 | |
|
|
1781 | my @paths; |
|
|
1782 | |
|
|
1783 | for (@$files) { |
|
|
1784 | utf8::decode $_; |
2063 | utf8::decode $_; |
1785 | next if /\.pst$/; |
2064 | /\.map$/ |
1786 | next unless /^$PATH_SEP/o; |
2065 | ? normalise $_ |
1787 | |
2066 | : () |
1788 | push @paths, cf::map::normalise $_; |
2067 | } @{ aio_readdir $UNIQUEDIR or [] } |
1789 | } |
2068 | ] |
1790 | |
|
|
1791 | \@paths |
|
|
1792 | } |
2069 | } |
1793 | |
2070 | |
1794 | package cf; |
2071 | package cf; |
1795 | |
2072 | |
1796 | =back |
2073 | =back |
… | |
… | |
1842 | |
2119 | |
1843 | $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; |
2120 | $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; |
1844 | |
2121 | |
1845 | if ($self->{record_replies}) { |
2122 | if ($self->{record_replies}) { |
1846 | push @{ $self->{record_replies} }, [$npc, $msg, $flags]; |
2123 | push @{ $self->{record_replies} }, [$npc, $msg, $flags]; |
|
|
2124 | |
1847 | } else { |
2125 | } else { |
|
|
2126 | my $pl = $self->contr; |
|
|
2127 | |
|
|
2128 | if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { |
|
|
2129 | my $diag = $pl->{npc_dialog}; |
|
|
2130 | $diag->{pl}->ext_reply ( |
|
|
2131 | $diag->{id}, |
|
|
2132 | msgtype => "reply", |
|
|
2133 | msg => $diag->{pl}->expand_cfpod ($msg), |
|
|
2134 | add_topics => [] |
|
|
2135 | ); |
|
|
2136 | |
|
|
2137 | } else { |
1848 | $msg = $npc->name . " says: $msg" if $npc; |
2138 | $msg = $npc->name . " says: $msg" if $npc; |
1849 | $self->message ($msg, $flags); |
2139 | $self->message ($msg, $flags); |
|
|
2140 | } |
1850 | } |
2141 | } |
1851 | } |
2142 | } |
1852 | |
2143 | |
1853 | =item $player_object->may ("access") |
2144 | =item $player_object->may ("access") |
1854 | |
2145 | |
… | |
… | |
2099 | |
2390 | |
2100 | utf8::encode $text; |
2391 | utf8::encode $text; |
2101 | $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); |
2392 | $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); |
2102 | } |
2393 | } |
2103 | |
2394 | |
|
|
2395 | =item $client->send_msg ($color, $type, $msg, [extra...]) |
|
|
2396 | |
|
|
2397 | Send a drawinfo or msg packet to the client, formatting the msg for the |
|
|
2398 | client if neccessary. C<$type> should be a string identifying the type of |
|
|
2399 | the message, with C<log> being the default. If C<$color> is negative, suppress |
|
|
2400 | the message unless the client supports the msg packet. |
|
|
2401 | |
|
|
2402 | =cut |
|
|
2403 | |
|
|
2404 | sub cf::client::send_msg { |
|
|
2405 | my ($self, $color, $type, $msg, @extra) = @_; |
|
|
2406 | |
|
|
2407 | $msg = $self->pl->expand_cfpod ($msg); |
|
|
2408 | |
|
|
2409 | if ($self->can_msg) { |
|
|
2410 | $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra])); |
|
|
2411 | } else { |
|
|
2412 | # replace some tags by gcfclient-compatible ones |
|
|
2413 | for ($msg) { |
|
|
2414 | 1 while |
|
|
2415 | s/<b>([^<]*)<\/b>/[b]${1}[\/b]/ |
|
|
2416 | || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/ |
|
|
2417 | || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/ |
|
|
2418 | || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/ |
|
|
2419 | || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/; |
|
|
2420 | } |
|
|
2421 | |
|
|
2422 | if ($color >= 0) { |
|
|
2423 | if (0 && $msg =~ /\[/) { |
|
|
2424 | $self->send_packet ("drawextinfo $color 4 0 $msg") |
|
|
2425 | } else { |
|
|
2426 | $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; |
|
|
2427 | $self->send_packet ("drawinfo $color $msg") |
|
|
2428 | } |
|
|
2429 | } |
|
|
2430 | } |
|
|
2431 | } |
|
|
2432 | |
2104 | =item $client->ext_event ($type, %msg) |
2433 | =item $client->ext_event ($type, %msg) |
2105 | |
2434 | |
2106 | Sends an exti event to the client. |
2435 | Sends an ext event to the client. |
2107 | |
2436 | |
2108 | =cut |
2437 | =cut |
2109 | |
2438 | |
2110 | sub cf::client::ext_event($$%) { |
2439 | sub cf::client::ext_event($$%) { |
2111 | my ($self, $type, %msg) = @_; |
2440 | my ($self, $type, %msg) = @_; |
2112 | |
2441 | |
2113 | $msg{msgtype} = "event_$type"; |
2442 | $msg{msgtype} = "event_$type"; |
2114 | $self->send_packet ("ext " . cf::to_json \%msg); |
2443 | $self->send_packet ("ext " . $self->{json_coder}->encode (\%msg)); |
2115 | } |
2444 | } |
2116 | |
2445 | |
2117 | =item $success = $client->query ($flags, "text", \&cb) |
2446 | =item $success = $client->query ($flags, "text", \&cb) |
2118 | |
2447 | |
2119 | Queues a query to the client, calling the given callback with |
2448 | 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>, |
2449 | 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>. |
2450 | C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. |
2122 | |
2451 | |
2123 | Queries can fail, so check the return code. Or don't, as queries will become |
2452 | Queries can fail, so check the return code. Or don't, as queries will |
2124 | reliable at some point in the future. |
2453 | become reliable at some point in the future. |
2125 | |
2454 | |
2126 | =cut |
2455 | =cut |
2127 | |
2456 | |
2128 | sub cf::client::query { |
2457 | sub cf::client::query { |
2129 | my ($self, $flags, $text, $cb) = @_; |
2458 | my ($self, $flags, $text, $cb) = @_; |
… | |
… | |
2137 | utf8::encode $text; |
2466 | utf8::encode $text; |
2138 | push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; |
2467 | push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; |
2139 | |
2468 | |
2140 | $self->send_packet ($self->{query_queue}[0][0]) |
2469 | $self->send_packet ($self->{query_queue}[0][0]) |
2141 | if @{ $self->{query_queue} } == 1; |
2470 | if @{ $self->{query_queue} } == 1; |
|
|
2471 | |
|
|
2472 | 1 |
2142 | } |
2473 | } |
2143 | |
2474 | |
2144 | cf::client->attach ( |
2475 | cf::client->attach ( |
|
|
2476 | on_connect => sub { |
|
|
2477 | my ($ns) = @_; |
|
|
2478 | |
|
|
2479 | $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed; |
|
|
2480 | }, |
2145 | on_reply => sub { |
2481 | on_reply => sub { |
2146 | my ($ns, $msg) = @_; |
2482 | my ($ns, $msg) = @_; |
2147 | |
2483 | |
2148 | # this weird shuffling is so that direct followup queries |
2484 | # this weird shuffling is so that direct followup queries |
2149 | # get handled first |
2485 | # get handled first |
… | |
… | |
2160 | $ns->send_packet ($ns->{query_queue}[0][0]); |
2496 | $ns->send_packet ($ns->{query_queue}[0][0]); |
2161 | } else { |
2497 | } else { |
2162 | $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; |
2498 | $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; |
2163 | } |
2499 | } |
2164 | } |
2500 | } |
|
|
2501 | }, |
|
|
2502 | on_exticmd => sub { |
|
|
2503 | my ($ns, $buf) = @_; |
|
|
2504 | |
|
|
2505 | my $msg = eval { $ns->{json_coder}->decode ($buf) }; |
|
|
2506 | |
|
|
2507 | if (ref $msg) { |
|
|
2508 | if (my $cb = $EXTICMD{$msg->{msgtype}}) { |
|
|
2509 | if (my %reply = $cb->($ns, $msg)) { |
|
|
2510 | $reply{msgid} = $msg->{msgid}; |
|
|
2511 | $ns->send ("ext " . $ns->{json_coder}->encode (\%reply)); |
|
|
2512 | } |
|
|
2513 | } |
|
|
2514 | } else { |
|
|
2515 | warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; |
|
|
2516 | } |
|
|
2517 | |
|
|
2518 | cf::override; |
2165 | }, |
2519 | }, |
2166 | ); |
2520 | ); |
2167 | |
2521 | |
2168 | =item $client->async (\&cb) |
2522 | =item $client->async (\&cb) |
2169 | |
2523 | |
… | |
… | |
2308 | =back |
2662 | =back |
2309 | |
2663 | |
2310 | =cut |
2664 | =cut |
2311 | |
2665 | |
2312 | ############################################################################# |
2666 | ############################################################################# |
2313 | |
|
|
2314 | =head2 EXTENSION DATABASE SUPPORT |
|
|
2315 | |
|
|
2316 | Crossfire maintains a very simple database for extension use. It can |
|
|
2317 | currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to |
|
|
2318 | convert to/from binary). |
|
|
2319 | |
|
|
2320 | The parameter C<$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 $@; |
|
|
2480 | _exit 0; |
|
|
2481 | } |
|
|
2482 | } |
|
|
2483 | |
|
|
2484 | ############################################################################# |
|
|
2485 | # the server's init and main functions |
2667 | # the server's init and main functions |
2486 | |
2668 | |
2487 | sub load_facedata($) { |
2669 | sub load_facedata($) { |
2488 | my ($path) = @_; |
2670 | my ($path) = @_; |
2489 | |
2671 | |
… | |
… | |
2501 | { |
2683 | { |
2502 | my $faces = $facedata->{faceinfo}; |
2684 | my $faces = $facedata->{faceinfo}; |
2503 | |
2685 | |
2504 | while (my ($face, $info) = each %$faces) { |
2686 | while (my ($face, $info) = each %$faces) { |
2505 | my $idx = (cf::face::find $face) || cf::face::alloc $face; |
2687 | my $idx = (cf::face::find $face) || cf::face::alloc $face; |
2506 | warn "$face $info->{magicmap}\n" if $face =~ /obol/;#d# |
|
|
2507 | cf::face::set $idx, $info->{visibility}, $info->{magicmap}; |
2688 | cf::face::set $idx, $info->{visibility}, $info->{magicmap}; |
2508 | cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; |
2689 | cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; |
2509 | cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; |
2690 | cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; |
2510 | Coro::cede; |
2691 | Coro::cede; |
2511 | } |
2692 | } |
… | |
… | |
2548 | } |
2729 | } |
2549 | |
2730 | |
2550 | sub reload_archetypes { |
2731 | sub reload_archetypes { |
2551 | load_resource_file "$DATADIR/archetypes" |
2732 | load_resource_file "$DATADIR/archetypes" |
2552 | or die "unable to load archetypes\n"; |
2733 | or die "unable to load archetypes\n"; |
|
|
2734 | #d# NEED to laod twice to resolve forward references |
|
|
2735 | # this really needs to be done in an extra post-pass |
|
|
2736 | # (which needs to be synchronous, so solve it differently) |
|
|
2737 | load_resource_file "$DATADIR/archetypes" |
|
|
2738 | or die "unable to load archetypes\n"; |
2553 | } |
2739 | } |
2554 | |
2740 | |
2555 | sub reload_treasures { |
2741 | sub reload_treasures { |
2556 | load_resource_file "$DATADIR/treasures" |
2742 | load_resource_file "$DATADIR/treasures" |
2557 | or die "unable to load treasurelists\n"; |
2743 | or die "unable to load treasurelists\n"; |
… | |
… | |
2560 | sub reload_resources { |
2746 | sub reload_resources { |
2561 | warn "reloading resource files...\n"; |
2747 | warn "reloading resource files...\n"; |
2562 | |
2748 | |
2563 | reload_regions; |
2749 | reload_regions; |
2564 | reload_facedata; |
2750 | reload_facedata; |
|
|
2751 | #reload_archetypes;#d# |
2565 | reload_archetypes; |
2752 | reload_archetypes; |
2566 | reload_treasures; |
2753 | reload_treasures; |
2567 | |
2754 | |
2568 | warn "finished reloading resource files\n"; |
2755 | warn "finished reloading resource files\n"; |
2569 | } |
2756 | } |
… | |
… | |
2626 | }, |
2813 | }, |
2627 | ); |
2814 | ); |
2628 | } |
2815 | } |
2629 | } |
2816 | } |
2630 | |
2817 | |
|
|
2818 | sub write_runtime { |
|
|
2819 | my $runtime = "$LOCALDIR/runtime"; |
|
|
2820 | |
|
|
2821 | # first touch the runtime file to show we are still running: |
|
|
2822 | # the fsync below can take a very very long time. |
|
|
2823 | |
|
|
2824 | IO::AIO::aio_utime $runtime, undef, undef; |
|
|
2825 | |
|
|
2826 | my $guard = cf::lock_acquire "write_runtime"; |
|
|
2827 | |
|
|
2828 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
|
|
2829 | or return; |
|
|
2830 | |
|
|
2831 | my $value = $cf::RUNTIME + 90 + 10; |
|
|
2832 | # 10 is the runtime save interval, for a monotonic clock |
|
|
2833 | # 60 allows for the watchdog to kill the server. |
|
|
2834 | |
|
|
2835 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
|
|
2836 | and return; |
|
|
2837 | |
|
|
2838 | # always fsync - this file is important |
|
|
2839 | aio_fsync $fh |
|
|
2840 | and return; |
|
|
2841 | |
|
|
2842 | # touch it again to show we are up-to-date |
|
|
2843 | aio_utime $fh, undef, undef; |
|
|
2844 | |
|
|
2845 | close $fh |
|
|
2846 | or return; |
|
|
2847 | |
|
|
2848 | aio_rename "$runtime~", $runtime |
|
|
2849 | and return; |
|
|
2850 | |
|
|
2851 | warn "runtime file written.\n"; |
|
|
2852 | |
|
|
2853 | 1 |
|
|
2854 | } |
|
|
2855 | |
2631 | sub emergency_save() { |
2856 | sub emergency_save() { |
2632 | my $freeze_guard = cf::freeze_mainloop; |
2857 | my $freeze_guard = cf::freeze_mainloop; |
2633 | |
2858 | |
2634 | warn "enter emergency perl save\n"; |
2859 | warn "enter emergency perl save\n"; |
2635 | |
2860 | |
… | |
… | |
2710 | %EXT_CORO = (); |
2935 | %EXT_CORO = (); |
2711 | |
2936 | |
2712 | warn "removing commands"; |
2937 | warn "removing commands"; |
2713 | %COMMAND = (); |
2938 | %COMMAND = (); |
2714 | |
2939 | |
2715 | warn "removing ext commands"; |
2940 | warn "removing ext/exti commands"; |
2716 | %EXTCMD = (); |
2941 | %EXTCMD = (); |
|
|
2942 | %EXTICMD = (); |
2717 | |
2943 | |
2718 | warn "unloading/nuking all extensions"; |
2944 | warn "unloading/nuking all extensions"; |
2719 | for my $pkg (@EXTS) { |
2945 | for my $pkg (@EXTS) { |
2720 | warn "... unloading $pkg"; |
2946 | warn "... unloading $pkg"; |
2721 | |
2947 | |