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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.162 by root, Thu Jan 11 00:41:08 2007 UTC

15use Coro::Timer; 15use Coro::Timer;
16use Coro::Signal; 16use Coro::Signal;
17use Coro::Semaphore; 17use Coro::Semaphore;
18use Coro::AIO; 18use Coro::AIO;
19 19
20use Data::Dumper;
20use Digest::MD5; 21use Digest::MD5;
21use Fcntl; 22use Fcntl;
22use IO::AIO 2.31 (); 23use IO::AIO 2.32 ();
23use YAML::Syck (); 24use YAML::Syck ();
24use Time::HiRes; 25use Time::HiRes;
25 26
26use Event; $Event::Eval = 1; # no idea why this is required, but it is 27use Event; $Event::Eval = 1; # no idea why this is required, but it is
27 28
29sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30
28# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 31# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29$YAML::Syck::ImplicitUnicode = 1; 32$YAML::Syck::ImplicitUnicode = 1;
30 33
31$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 34$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32 35
33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35our %COMMAND = (); 36our %COMMAND = ();
36our %COMMAND_TIME = (); 37our %COMMAND_TIME = ();
38
39our @EXTS = (); # list of extension package names
37our %EXTCMD = (); 40our %EXTCMD = ();
41our %EXT_CORO = (); # coroutines bound to extensions
42our %EXT_MAP = (); # pluggable maps
38 43
39our @EVENT; 44our @EVENT;
40our $LIBDIR = datadir . "/ext"; 45our $LIBDIR = datadir . "/ext";
41 46
42our $TICK = MAX_TIME * 1e-6; 47our $TICK = MAX_TIME * 1e-6;
47our %CFG; 52our %CFG;
48 53
49our $UPTIME; $UPTIME ||= time; 54our $UPTIME; $UPTIME ||= time;
50our $RUNTIME; 55our $RUNTIME;
51 56
57our %PLAYER; # all users
52our %MAP; # all maps 58our %MAP; # all maps
53our $LINK_MAP; # the special {link} map 59our $LINK_MAP; # the special {link} map
54our $RANDOM_MAPS = cf::localdir . "/random"; 60our $RANDOM_MAPS = cf::localdir . "/random";
55our %EXT_CORO; 61
62our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
63our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
56 64
57binmode STDOUT; 65binmode STDOUT;
58binmode STDERR; 66binmode STDERR;
59 67
60# read virtual server time, if available 68# read virtual server time, if available
105=item %cf::CFG 113=item %cf::CFG
106 114
107Configuration for the server, loaded from C</etc/crossfire/config>, or 115Configuration for the server, loaded from C</etc/crossfire/config>, or
108from wherever your confdir points to. 116from wherever your confdir points to.
109 117
118=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
119
120These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
121or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
122processing has been done. Call C<< ->wait >> on them to maximise the
123window of cpu time available, or simply to synchronise to the server tick.
124
110=back 125=back
111 126
112=cut 127=cut
113 128
114BEGIN { 129BEGIN {
117 utf8::encode $msg; 132 utf8::encode $msg;
118 133
119 $msg .= "\n" 134 $msg .= "\n"
120 unless $msg =~ /\n$/; 135 unless $msg =~ /\n$/;
121 136
122 LOG llevError, "cfperl: $msg"; 137 LOG llevError, $msg;
123 }; 138 };
124} 139}
125 140
126@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 141@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 142@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
145 160
146$Event::DIED = sub { 161$Event::DIED = sub {
147 warn "error in event callback: @_"; 162 warn "error in event callback: @_";
148}; 163};
149 164
150my %ext_pkg;
151my @exts;
152my @hook;
153
154=head2 UTILITY FUNCTIONS 165=head2 UTILITY FUNCTIONS
155 166
156=over 4 167=over 4
157 168
169=item dumpval $ref
170
158=cut 171=cut
172
173sub dumpval {
174 eval {
175 local $SIG{__DIE__};
176 my $d;
177 if (1) {
178 $d = new Data::Dumper([$_[0]], ["*var"]);
179 $d->Terse(1);
180 $d->Indent(2);
181 $d->Quotekeys(0);
182 $d->Useqq(1);
183 #$d->Bless(...);
184 $d->Seen($_[1]) if @_ > 1;
185 $d = $d->Dump();
186 }
187 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
188 $d
189 } || "[unable to dump $_[0]: '$@']";
190}
159 191
160use JSON::Syck (); # TODO# replace by JSON::PC once working 192use JSON::Syck (); # TODO# replace by JSON::PC once working
161 193
162=item $ref = cf::from_json $json 194=item $ref = cf::from_json $json
163 195
273 warn $@ if $@; 305 warn $@ if $@;
274 undef $busy; 306 undef $busy;
275 })->prio (Coro::PRIO_MAX); 307 })->prio (Coro::PRIO_MAX);
276 308
277 while ($busy) { 309 while ($busy) {
278 unless (Coro::cede) { 310 Coro::cede or Event::one_event;
279 Coro::nready ? Event::one_event 0 : Event::one_event;
280 Coro::cede_notself unless Coro::cede;
281 }
282 } 311 }
283 312
284 wantarray ? @res : $res[0] 313 wantarray ? @res : $res[0]
285 } else { 314 } else {
286 # we are in another coroutine, how wonderful, everything just works 315 # we are in another coroutine, how wonderful, everything just works
289 } 318 }
290} 319}
291 320
292=item $coro = cf::async_ext { BLOCK } 321=item $coro = cf::async_ext { BLOCK }
293 322
294Like async, but this coro is automcatially being canceled when the 323Like async, but this coro is automatically being canceled when the
295extension calling this is being unloaded. 324extension calling this is being unloaded.
296 325
297=cut 326=cut
298 327
299sub async_ext(&) { 328sub async_ext(&) {
337 366
338############################################################################# 367#############################################################################
339 368
340package cf::path; 369package cf::path;
341 370
371use overload
372 '""' => \&as_string;
373
374# used to convert map paths into valid unix filenames by repalcing / by ∕
375our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
376
377sub register {
378 my ($pkg, $prefix) = @_;
379
380 $EXT_MAP{$prefix} = $pkg;
381}
382
342sub new { 383sub new {
343 my ($class, $path, $base) = @_; 384 my ($class, $path, $base) = @_;
344 385
345 $path = $path->as_string if ref $path; 386 return $path if ref $path;
346 387
347 my $self = bless { }, $class; 388 my $self = {};
348 389
349 # {... are special paths that are not touched 390 # {... are special paths that are not being touched
350 # ?xxx/... are special absolute paths 391 # ?xxx/... are special absolute paths
351 # ?random/... random maps 392 # ?random/... random maps
352 # /! non-realised random map exit 393 # /! non-realised random map exit
353 # /... normal maps 394 # /... normal maps
354 # ~/... per-player maps without a specific player (DO NOT USE) 395 # ~/... per-player maps without a specific player (DO NOT USE)
355 # ~user/... per-player map of a specific user 396 # ~user/... per-player map of a specific user
356 397
398 $path =~ s/$PATH_SEP/\//go;
399
357 if ($path =~ /^{/) { 400 if ($path =~ /^{/) {
358 # fine as it is 401 # fine as it is
359 } elsif ($path =~ s{^\?random/}{}) {
360 Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
361 $self->{random} = cf::from_json $data;
362 } else { 402 } else {
363 if ($path =~ s{^~([^/]+)?}{}) { 403 if ($path =~ s{^~([^/]+)?}{}) {
404 # ~user
364 $self->{user_rel} = 1; 405 $self->{user_rel} = 1;
365 406
366 if (defined $1) { 407 if (defined $1) {
367 $self->{user} = $1; 408 $self->{user} = $1;
368 } elsif ($base =~ m{^~([^/]+)/}) { 409 } elsif ($base =~ m{^~([^/]+)/}) {
369 $self->{user} = $1; 410 $self->{user} = $1;
370 } else { 411 } else {
371 warn "cannot resolve user-relative path without user <$path,$base>\n"; 412 warn "cannot resolve user-relative path without user <$path,$base>\n";
372 } 413 }
414 } elsif ($path =~ s{^\?([^/]+)/}{}) {
415 # ?...
416 $self->{ext} = $1;
417 if (my $ext = $EXT_MAP{$1}) {
418 bless $self, $ext;
419 }
373 } elsif ($path =~ /^\//) { 420 } elsif ($path =~ /^\//) {
421 # /...
374 # already absolute 422 # already absolute
375 } else { 423 } else {
424 # relative
376 $base =~ s{[^/]+/?$}{}; 425 $base =~ s{[^/]+/?$}{};
377 return $class->new ("$base/$path"); 426 return $class->new ("$base/$path");
378 } 427 }
379 428
380 for ($path) { 429 for ($path) {
383 } 432 }
384 } 433 }
385 434
386 $self->{path} = $path; 435 $self->{path} = $path;
387 436
437 if ("HASH" eq ref $self) {
438 bless $self, $class;
439 } else {
440 $self->init;
441 }
442
443 for my $ext (values %EXT_MAP) {
444 if (my $subst = $ext->substitute ($self)) {
445 return $subst;
446 }
447 }
448
388 $self 449 $self
450}
451
452sub init {
453 # nop
454}
455
456sub substitute {
457 ()
389} 458}
390 459
391# the name / primary key / in-game path 460# the name / primary key / in-game path
392sub as_string { 461sub as_string {
393 my ($self) = @_; 462 my ($self) = @_;
394 463
395 $self->{user_rel} ? "~$self->{user}$self->{path}" 464 $self->{user_rel} ? "~$self->{user}$self->{path}"
396 : $self->{random} ? "?random/$self->{path}" 465 : $self->{ext} ? "?$self->{ext}/$self->{path}"
397 : $self->{path} 466 : $self->{path}
398} 467}
399 468
400# the displayed name, this is a one way mapping 469# the displayed name, this is a one way mapping
401sub visible_name { 470sub visible_name {
402 my ($self) = @_; 471 &as_string
403
404# if (my $rmp = $self->{random}) {
405# # todo: be more intelligent about this
406# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
407# } else {
408 $self->as_string
409# }
410} 472}
411 473
412# escape the /'s in the path 474# escape the /'s in the path
413sub _escaped_path { 475sub _escaped_path {
414 # ∕ is U+2215
415 (my $path = $_[0]{path}) =~ s/\///g; 476 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
477
416 $path 478 $path
417} 479}
418 480
419# the original (read-only) location 481# the original (read-only) location
420sub load_path { 482sub load_path {
425 487
426# the temporary/swap location 488# the temporary/swap location
427sub save_path { 489sub save_path {
428 my ($self) = @_; 490 my ($self) = @_;
429 491
492 $self->{user_rel}
430 $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path 493 ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
431 : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
432 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path 494 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
433} 495}
434 496
435# the unique path, might be eq to save_path 497# the unique path, undef == no special unique path
436sub uniq_path { 498sub uniq_path {
437 my ($self) = @_; 499 my ($self) = @_;
438 500
439 $self->{user_rel} || $self->{random}
440 ? undef
441 : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path 501 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
442}
443
444# return random map parameters, or undef
445sub random_map_params {
446 my ($self) = @_;
447
448 $self->{random}
449} 502}
450 503
451# this is somewhat ugly, but style maps do need special treatment 504# this is somewhat ugly, but style maps do need special treatment
452sub is_style_map { 505sub is_style_map {
453 $_[0]{path} =~ m{^/styles/} 506 $_[0]{path} =~ m{^/styles/}
507}
508
509sub load_orig {
510 my ($self) = @_;
511
512 &cf::map::load_map_header ($self->load_path)
513}
514
515sub load_temp {
516 my ($self) = @_;
517
518 &cf::map::load_map_header ($self->save_path)
454} 519}
455 520
456package cf; 521package cf;
457 522
458############################################################################# 523#############################################################################
908=cut 973=cut
909 974
910sub register_extcmd { 975sub register_extcmd {
911 my ($name, $cb) = @_; 976 my ($name, $cb) = @_;
912 977
913 my $caller = caller;
914 #warn "registering extcmd '$name' to '$caller'";
915
916 $EXTCMD{$name} = [$cb, $caller]; 978 $EXTCMD{$name} = $cb;
917} 979}
918 980
919cf::player->attach ( 981cf::player->attach (
920 on_command => sub { 982 on_command => sub {
921 my ($pl, $name, $params) = @_; 983 my ($pl, $name, $params) = @_;
934 996
935 my $msg = eval { from_json $buf }; 997 my $msg = eval { from_json $buf };
936 998
937 if (ref $msg) { 999 if (ref $msg) {
938 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1000 if (my $cb = $EXTCMD{$msg->{msgtype}}) {
939 if (my %reply = $cb->[0]->($pl, $msg)) { 1001 if (my %reply = $cb->($pl, $msg)) {
940 $pl->ext_reply ($msg->{msgid}, %reply); 1002 $pl->ext_reply ($msg->{msgid}, %reply);
941 } 1003 }
942 } 1004 }
943 } else { 1005 } else {
944 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1006 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
946 1008
947 cf::override; 1009 cf::override;
948 }, 1010 },
949); 1011);
950 1012
951sub register {
952 my ($base, $pkg) = @_;
953
954 #TODO
955}
956
957sub load_extension { 1013sub load_extension {
958 my ($path) = @_; 1014 my ($path) = @_;
959 1015
960 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 1016 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
961 my $base = $1; 1017 my $base = $1;
962 my $pkg = $1; 1018 my $pkg = $1;
963 $pkg =~ s/[^[:word:]]/_/g; 1019 $pkg =~ s/[^[:word:]]/_/g;
964 $pkg = "ext::$pkg"; 1020 $pkg = "ext::$pkg";
965 1021
966 warn "loading '$path' into '$pkg'\n"; 1022 warn "... loading '$path' into '$pkg'\n";
967 1023
968 open my $fh, "<:utf8", $path 1024 open my $fh, "<:utf8", $path
969 or die "$path: $!"; 1025 or die "$path: $!";
970 1026
971 my $source = 1027 my $source =
976 1032
977 eval $source 1033 eval $source
978 or die $@ ? "$path: $@\n" 1034 or die $@ ? "$path: $@\n"
979 : "extension disabled.\n"; 1035 : "extension disabled.\n";
980 1036
981 push @exts, $pkg; 1037 push @EXTS, $pkg;
982 $ext_pkg{$base} = $pkg;
983
984# no strict 'refs';
985# @{"$pkg\::ISA"} = ext::;
986
987 register $base, $pkg;
988}
989
990sub unload_extension {
991 my ($pkg) = @_;
992
993 warn "removing extension $pkg\n";
994
995 # remove hooks
996 #TODO
997# for my $idx (0 .. $#PLUGIN_EVENT) {
998# delete $hook[$idx]{$pkg};
999# }
1000
1001 # remove commands
1002 for my $name (keys %COMMAND) {
1003 my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1004
1005 if (@cb) {
1006 $COMMAND{$name} = \@cb;
1007 } else {
1008 delete $COMMAND{$name};
1009 }
1010 }
1011
1012 # remove extcmds
1013 for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1014 delete $EXTCMD{$name};
1015 }
1016
1017 if (my $cb = $pkg->can ("unload")) {
1018 eval {
1019 $cb->($pkg);
1020 1
1021 } or warn "$pkg unloaded, but with errors: $@";
1022 }
1023
1024 Symbol::delete_package $pkg;
1025} 1038}
1026 1039
1027sub load_extensions { 1040sub load_extensions {
1028 for my $ext (<$LIBDIR/*.ext>) { 1041 for my $ext (<$LIBDIR/*.ext>) {
1029 next unless -r $ext; 1042 next unless -r $ext;
1047}; 1060};
1048 1061
1049cf::map->attach (prio => -10000, package => cf::mapsupport::); 1062cf::map->attach (prio => -10000, package => cf::mapsupport::);
1050 1063
1051############################################################################# 1064#############################################################################
1052# load/save perl data associated with player->ob objects
1053
1054sub all_objects(@) {
1055 @_, map all_objects ($_->inv), @_
1056}
1057
1058# TODO: compatibility cruft, remove when no longer needed
1059cf::player->attach (
1060 on_load => sub {
1061 my ($pl, $path) = @_;
1062
1063 for my $o (all_objects $pl->ob) {
1064 if (my $value = $o->get_ob_key_value ("_perl_data")) {
1065 $o->set_ob_key_value ("_perl_data");
1066
1067 %$o = %{ Storable::thaw pack "H*", $value };
1068 }
1069 }
1070 },
1071);
1072
1073#############################################################################
1074 1065
1075=head2 CORE EXTENSIONS 1066=head2 CORE EXTENSIONS
1076 1067
1077Functions and methods that extend core crossfire objects. 1068Functions and methods that extend core crossfire objects.
1078 1069
1070=cut
1071
1072package cf::player;
1073
1074use Coro::AIO;
1075
1079=head3 cf::player 1076=head3 cf::player
1080 1077
1081=over 4 1078=over 4
1082 1079
1083=item cf::player::exists $login 1080=item cf::player::find $login
1084 1081
1085Returns true when the given account exists. 1082Returns the given player object, loading it if necessary (might block).
1086 1083
1087=cut 1084=cut
1088 1085
1089sub cf::player::exists($) { 1086sub playerdir($) {
1090 cf::player::find $_[0] 1087 cf::localdir
1091 or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; 1088 . "/"
1089 . cf::playerdir
1090 . "/"
1091 . (ref $_[0] ? $_[0]->ob->name : $_[0])
1092}
1093
1094sub path($) {
1095 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
1096
1097 (playerdir $login) . "/$login.pl"
1098}
1099
1100sub find_active($) {
1101 $cf::PLAYER{$_[0]}
1102 and $cf::PLAYER{$_[0]}->active
1103 and $cf::PLAYER{$_[0]}
1104}
1105
1106sub exists($) {
1107 my ($login) = @_;
1108
1109 $cf::PLAYER{$login}
1110 or cf::sync_job { !aio_stat $login }
1111}
1112
1113sub find($) {
1114 return $cf::PLAYER{$_[0]} || do {
1115 my $login = $_[0];
1116
1117 my $guard = cf::lock_acquire "user_find:$login";
1118
1119 $cf::PLAYER{$_[0]} || do {
1120 my $pl = load_pl path $login
1121 or return;
1122 $cf::PLAYER{$login} = $pl
1123 }
1124 }
1125}
1126
1127sub save($) {
1128 my ($pl) = @_;
1129
1130 return if $pl->{deny_save};
1131
1132 my $path = path $pl;
1133 my $guard = cf::lock_acquire "user_save:$path";
1134
1135 return if $pl->{deny_save};
1136
1137 aio_mkdir playerdir $pl, 0770;
1138 $pl->{last_save} = $cf::RUNTIME;
1139
1140 $pl->save_pl ($path);
1141 Coro::cede;
1142}
1143
1144sub new($) {
1145 my ($login) = @_;
1146
1147 my $self = create;
1148
1149 $self->ob->name ($login);
1150 $self->{deny_save} = 1;
1151
1152 $cf::PLAYER{$login} = $self;
1153
1154 $self
1155}
1156
1157=item $pl->quit_character
1158
1159Nukes the player without looking back. If logged in, the connection will
1160be destroyed. May block for a long time.
1161
1162=cut
1163
1164sub quit_character {
1165 my ($pl) = @_;
1166
1167 $pl->{deny_save} = 1;
1168 $pl->password ("*"); # this should lock out the player until we nuked the dir
1169
1170 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1171 $pl->deactivate;
1172 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1173 $pl->ns->destroy if $pl->ns;
1174
1175 my $path = playerdir $pl;
1176 my $temp = "$path~$cf::RUNTIME~deleting~";
1177 aio_rename $path, $temp;
1178 delete $cf::PLAYER{$pl->ob->name};
1179 $pl->destroy;
1180 IO::AIO::aio_rmtree $temp;
1181}
1182
1183=item cf::player::list_logins
1184
1185Returns am arrayref of all valid playernames in the system, can take a
1186while and may block, so not sync_job-capable, ever.
1187
1188=cut
1189
1190sub list_logins {
1191 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
1192 or return [];
1193
1194 my @logins;
1195
1196 for my $login (@$dirs) {
1197 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1198 aio_read $fh, 0, 512, my $buf, 0 or next;
1199 $buf !~ /^password -------------$/m or next; # official not-valid tag
1200
1201 utf8::decode $login;
1202 push @logins, $login;
1203 }
1204
1205 \@logins
1206}
1207
1208=item $player->maps
1209
1210Returns an arrayref of cf::path's of all maps that are private for this
1211player. May block.
1212
1213=cut
1214
1215sub maps($) {
1216 my ($pl) = @_;
1217
1218 my $files = aio_readdir playerdir $pl
1219 or return;
1220
1221 my @paths;
1222
1223 for (@$files) {
1224 utf8::decode $_;
1225 next if /\.(?:pl|pst)$/;
1226 next unless /^$PATH_SEP/o;
1227
1228 push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
1229 }
1230
1231 \@paths
1092} 1232}
1093 1233
1094=item $player->ext_reply ($msgid, $msgtype, %msg) 1234=item $player->ext_reply ($msgid, $msgtype, %msg)
1095 1235
1096Sends an ext reply to the player. 1236Sends an ext reply to the player.
1097 1237
1098=cut 1238=cut
1099 1239
1100sub cf::player::ext_reply($$$%) { 1240sub ext_reply($$$%) {
1101 my ($self, $id, %msg) = @_; 1241 my ($self, $id, %msg) = @_;
1102 1242
1103 $msg{msgid} = $id; 1243 $msg{msgid} = $id;
1104 1244
1105 $self->send ("ext " . to_json \%msg); 1245 $self->send ("ext " . cf::to_json \%msg);
1106} 1246}
1247
1248package cf;
1107 1249
1108=back 1250=back
1109 1251
1110 1252
1111=head3 cf::map 1253=head3 cf::map
1124 1266
1125sub generate_random_map { 1267sub generate_random_map {
1126 my ($path, $rmp) = @_; 1268 my ($path, $rmp) = @_;
1127 1269
1128 # mit "rum" bekleckern, nicht 1270 # mit "rum" bekleckern, nicht
1129 cf::map::_create_random_map 1271 cf::map::_create_random_map (
1130 $path, 1272 $path,
1131 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1273 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1274 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1275 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134 $rmp->{exit_on_final_map}, 1276 $rmp->{exit_on_final_map},
1136 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1278 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1279 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, 1280 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, 1281 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1140 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1282 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141 (cf::region::find $rmp->{region}) 1283 (cf::region::find $rmp->{region}), $rmp->{custom}
1284 )
1142} 1285}
1143 1286
1144# and all this just because we cannot iterate over 1287# and all this just because we cannot iterate over
1145# all maps in C++... 1288# all maps in C++...
1146sub change_all_map_light { 1289sub change_all_map_light {
1148 1291
1149 $_->change_map_light ($change) 1292 $_->change_map_light ($change)
1150 for grep $_->outdoor, values %cf::MAP; 1293 for grep $_->outdoor, values %cf::MAP;
1151} 1294}
1152 1295
1153sub try_load_header($) { 1296sub load_map_header($) {
1154 my ($path) = @_; 1297 my ($path) = @_;
1155 1298
1156 utf8::encode $path; 1299 utf8::encode $path;
1157 aio_open $path, O_RDONLY, 0 1300 aio_open $path, O_RDONLY, 0
1158 or return; 1301 or return;
1159 1302
1160 my $map = cf::map::new 1303 my $map = cf::map::new
1161 or return; 1304 or return;
1162 1305
1163 # for better error messages only, will be overwritten 1306 # for better error messages only, will be overwritten later
1164 $map->path ($path); 1307 $map->path ($path);
1165 1308
1166 $map->load_header ($path) 1309 $map->load_header ($path)
1167 or return; 1310 or return;
1168 1311
1184 1327
1185 $cf::MAP{$key} || do { 1328 $cf::MAP{$key} || do {
1186 my $guard = cf::lock_acquire "map_find:$key"; 1329 my $guard = cf::lock_acquire "map_find:$key";
1187 1330
1188 # do it the slow way 1331 # do it the slow way
1189 my $map = try_load_header $path->save_path; 1332 my $map = $path->load_temp;
1190 1333
1191 Coro::cede; 1334 Coro::cede;
1192 1335
1193 if ($map) { 1336 if ($map) {
1194 $map->last_access ((delete $map->{last_access}) 1337 $map->last_access ((delete $map->{last_access})
1195 || $cf::RUNTIME); #d# 1338 || $cf::RUNTIME); #d#
1196 # safety 1339 # safety
1197 $map->{instantiate_time} = $cf::RUNTIME 1340 $map->{instantiate_time} = $cf::RUNTIME
1198 if $map->{instantiate_time} > $cf::RUNTIME; 1341 if $map->{instantiate_time} > $cf::RUNTIME;
1199 } else { 1342 } else {
1200 if (my $rmp = $path->random_map_params) { 1343 $map = $path->load_orig
1201 $map = generate_random_map $key, $rmp;
1202 } else {
1203 $map = try_load_header $path->load_path;
1204 }
1205
1206 $map or return; 1344 or return;
1207 1345
1208 $map->{load_original} = 1; 1346 $map->{load_original} = 1;
1209 $map->{instantiate_time} = $cf::RUNTIME; 1347 $map->{instantiate_time} = $cf::RUNTIME;
1210 $map->last_access ($cf::RUNTIME); 1348 $map->last_access ($cf::RUNTIME);
1211 $map->instantiate; 1349 $map->instantiate;
1277 Coro::cede; 1415 Coro::cede;
1278 1416
1279 $self->in_memory (cf::MAP_IN_MEMORY); 1417 $self->in_memory (cf::MAP_IN_MEMORY);
1280} 1418}
1281 1419
1420# find and load all maps in the 3x3 area around a map
1421sub load_diag {
1422 my ($map) = @_;
1423
1424 my @diag; # diagonal neighbours
1425
1426 for (0 .. 3) {
1427 my $neigh = $map->tile_path ($_)
1428 or next;
1429 $neigh = find $neigh, $map
1430 or next;
1431 $neigh->load;
1432
1433 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1434 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1435 }
1436
1437 for (@diag) {
1438 my $neigh = find @$_
1439 or next;
1440 $neigh->load;
1441 }
1442}
1443
1282sub find_sync { 1444sub find_sync {
1283 my ($path, $origin) = @_; 1445 my ($path, $origin) = @_;
1284 1446
1285 cf::sync_job { cf::map::find $path, $origin } 1447 cf::sync_job { find $path, $origin }
1286} 1448}
1287 1449
1288sub do_load_sync { 1450sub do_load_sync {
1289 my ($map) = @_; 1451 my ($map) = @_;
1290 1452
1291 cf::sync_job { $map->load }; 1453 cf::sync_job { $map->load };
1292} 1454}
1293 1455
1456our %MAP_PREFETCH;
1457our $MAP_PREFETCHER = Coro::async {
1458 while () {
1459 while (%MAP_PREFETCH) {
1460 my $key = each %MAP_PREFETCH
1461 or next;
1462 my $path = delete $MAP_PREFETCH{$key};
1463
1464 my $map = find $path
1465 or next;
1466 $map->load;
1467 }
1468 Coro::schedule;
1469 }
1470};
1471
1472sub find_async {
1473 my ($path, $origin) = @_;
1474
1475 $path = new cf::path $path, $origin && $origin->path;
1476 my $key = $path->as_string;
1477
1478 if (my $map = $cf::MAP{$key}) {
1479 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1480 }
1481
1482 $MAP_PREFETCH{$key} = $path;
1483 $MAP_PREFETCHER->ready;
1484
1485 ()
1486}
1487
1294sub save { 1488sub save {
1295 my ($self) = @_; 1489 my ($self) = @_;
1296 1490
1297 my $lock = cf::lock_acquire "map_data:" . $self->path; 1491 my $lock = cf::lock_acquire "map_data:" . $self->path;
1298 1492
1306 $self->{load_path} = $save; 1500 $self->{load_path} = $save;
1307 1501
1308 return if $self->{deny_save}; 1502 return if $self->{deny_save};
1309 1503
1310 local $self->{last_access} = $self->last_access;#d# 1504 local $self->{last_access} = $self->last_access;#d#
1505
1506 cf::async {
1507 $_->contr->save for $self->players;
1508 };
1311 1509
1312 if ($uniq) { 1510 if ($uniq) {
1313 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1511 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1314 $self->save_objects ($uniq, cf::IO_UNIQUES); 1512 $self->save_objects ($uniq, cf::IO_UNIQUES);
1315 } else { 1513 } else {
1410 } 1608 }
1411 1609
1412 $map 1610 $map
1413} 1611}
1414 1612
1415sub emergency_save { 1613=item cf::map::unique_maps
1416 my $freeze_guard = cf::freeze_mainloop;
1417 1614
1418 warn "enter emergency map save\n"; 1615Returns an arrayref of cf::path's of all shared maps that have
1616instantiated unique items. May block.
1419 1617
1420 cf::sync_job { 1618=cut
1421 warn "begin emergency map save\n"; 1619
1422 $_->save for values %cf::MAP; 1620sub unique_maps() {
1621 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
1622 or return;
1623
1624 my @paths;
1625
1626 for (@$files) {
1627 utf8::decode $_;
1628 next if /\.pst$/;
1629 next unless /^$PATH_SEP/o;
1630
1631 push @paths, new cf::path $_;
1423 }; 1632 }
1424 1633
1425 warn "end emergency map save\n"; 1634 \@paths
1426} 1635}
1427 1636
1428package cf; 1637package cf;
1429 1638
1430=back 1639=back
1431 1640
1641=head3 cf::object
1642
1643=cut
1644
1645package cf::object;
1646
1647=over 4
1648
1649=item $ob->inv_recursive
1650
1651Returns the inventory of the object _and_ their inventories, recursively.
1652
1653=cut
1654
1655sub inv_recursive_;
1656sub inv_recursive_ {
1657 map { $_, inv_recursive_ $_->inv } @_
1658}
1659
1660sub inv_recursive {
1661 inv_recursive_ inv $_[0]
1662}
1663
1664package cf;
1665
1666=back
1432 1667
1433=head3 cf::object::player 1668=head3 cf::object::player
1434 1669
1435=over 4 1670=over 4
1436 1671
1528 # use -1 or undef as default coordinates, not 0, 0 1763 # use -1 or undef as default coordinates, not 0, 0
1529 ($x, $y) = ($map->enter_x, $map->enter_y) 1764 ($x, $y) = ($map->enter_x, $map->enter_y)
1530 if $x <=0 && $y <= 0; 1765 if $x <=0 && $y <= 0;
1531 1766
1532 $map->load; 1767 $map->load;
1768 $map->load_diag;
1533 1769
1770 return unless $self->contr->active;
1534 $self->activate_recursive; 1771 $self->activate_recursive;
1535 $self->enter_map ($map, $x, $y); 1772 $self->enter_map ($map, $x, $y);
1536} 1773}
1537 1774
1538cf::player->attach ( 1775cf::player->attach (
1550 my ($pl) = @_; 1787 my ($pl) = @_;
1551 1788
1552 # try to abort aborted map switching on player login :) 1789 # try to abort aborted map switching on player login :)
1553 # should happen only on crashes 1790 # should happen only on crashes
1554 if ($pl->ob->{_link_pos}) { 1791 if ($pl->ob->{_link_pos}) {
1555
1556 $pl->ob->enter_link; 1792 $pl->ob->enter_link;
1557 (async { 1793 (async {
1558 # we need this sleep as the login has a concurrent enter_exit running 1794 # we need this sleep as the login has a concurrent enter_exit running
1559 # and this sleep increases chances of the player not ending up in scorn 1795 # and this sleep increases chances of the player not ending up in scorn
1560 $pl->ob->reply (undef, 1796 $pl->ob->reply (undef,
1573=cut 1809=cut
1574 1810
1575sub cf::object::player::goto { 1811sub cf::object::player::goto {
1576 my ($self, $path, $x, $y) = @_; 1812 my ($self, $path, $x, $y) = @_;
1577 1813
1814 $path = new cf::path $path;
1815
1578 $self->enter_link; 1816 $self->enter_link;
1579 1817
1580 (async { 1818 (async {
1581 $path = new cf::path $path;
1582
1583 my $map = cf::map::find $path->as_string; 1819 my $map = cf::map::find $path->as_string;
1584 $map = $map->customise_for ($self) if $map; 1820 $map = $map->customise_for ($self) if $map;
1585 1821
1586# warn "entering ", $map->path, " at ($x, $y)\n" 1822# warn "entering ", $map->path, " at ($x, $y)\n"
1587# if $map; 1823# if $map;
1588 1824
1589 $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1825 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1590 1826
1591 $self->leave_link ($map, $x, $y); 1827 $self->leave_link ($map, $x, $y);
1592 })->prio (1); 1828 })->prio (1);
1593} 1829}
1594 1830
1660 1896
1661 1; 1897 1;
1662 }) { 1898 }) {
1663 $self->message ("Something went wrong deep within the crossfire server. " 1899 $self->message ("Something went wrong deep within the crossfire server. "
1664 . "I'll try to bring you back to the map you were before. " 1900 . "I'll try to bring you back to the map you were before. "
1665 . "Please report this to the dungeon master", 1901 . "Please report this to the dungeon master!",
1666 cf::NDI_UNIQUE | cf::NDI_RED); 1902 cf::NDI_UNIQUE | cf::NDI_RED);
1667 1903
1668 warn "ERROR in enter_exit: $@"; 1904 warn "ERROR in enter_exit: $@";
1669 $self->leave_link; 1905 $self->leave_link;
1670 } 1906 }
2002 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 2238 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2003 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 2239 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004 2240
2005 if (exists $CFG{mlockall}) { 2241 if (exists $CFG{mlockall}) {
2006 eval { 2242 eval {
2007 $CFG{mlockall} ? &mlockall : &munlockall 2243 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008 and die "WARNING: m(un)lockall failed: $!\n"; 2244 and die "WARNING: m(un)lockall failed: $!\n";
2009 }; 2245 };
2010 warn $@ if $@; 2246 warn $@ if $@;
2011 } 2247 }
2012} 2248}
2023 load_extensions; 2259 load_extensions;
2024 Event::loop; 2260 Event::loop;
2025} 2261}
2026 2262
2027############################################################################# 2263#############################################################################
2028# initialisation 2264# initialisation and cleanup
2265
2266# install some emergency cleanup handlers
2267BEGIN {
2268 for my $signal (qw(INT HUP TERM)) {
2269 Event->signal (
2270 data => WF_AUTOCANCEL,
2271 signal => $signal,
2272 cb => sub {
2273 cf::cleanup "SIG$signal";
2274 },
2275 );
2276 }
2277}
2278
2279sub emergency_save() {
2280 my $freeze_guard = cf::freeze_mainloop;
2281
2282 warn "enter emergency perl save\n";
2283
2284 cf::sync_job {
2285 # use a peculiar iteration method to avoid tripping on perl
2286 # refcount bugs in for. also avoids problems with players
2287 # and maps saved/Destroyed asynchronously.
2288 warn "begin emergency player save\n";
2289 for my $login (keys %cf::PLAYER) {
2290 my $pl = $cf::PLAYER{$login} or next;
2291 $pl->valid or next;
2292 $pl->save;
2293 }
2294 warn "end emergency player save\n";
2295
2296 warn "begin emergency map save\n";
2297 for my $path (keys %cf::MAP) {
2298 my $map = $cf::MAP{$path} or next;
2299 $map->valid or next;
2300 $map->save;
2301 }
2302 warn "end emergency map save\n";
2303 };
2304
2305 warn "leave emergency perl save\n";
2306}
2029 2307
2030sub reload() { 2308sub reload() {
2031 # can/must only be called in main 2309 # can/must only be called in main
2032 if ($Coro::current != $Coro::main) { 2310 if ($Coro::current != $Coro::main) {
2033 warn "can only reload from main coroutine\n"; 2311 warn "can only reload from main coroutine\n";
2034 return; 2312 return;
2035 } 2313 }
2036 2314
2037 warn "reloading..."; 2315 warn "reloading...";
2038 2316
2317 warn "freezing server";
2039 my $guard = freeze_mainloop; 2318 my $guard = freeze_mainloop;
2040 cf::emergency_save; 2319 cf::emergency_save;
2041 2320
2321 warn "sync database to disk";
2322 cf::db_sync;
2323 IO::AIO::flush;
2324
2042 eval { 2325 eval {
2043 # if anything goes wrong in here, we should simply crash as we already saved 2326 # if anything goes wrong in here, we should simply crash as we already saved
2044 2327
2045 # cancel all watchers 2328 warn "cancel all watchers";
2046 for (Event::all_watchers) { 2329 for (Event::all_watchers) {
2047 $_->cancel if $_->data & WF_AUTOCANCEL; 2330 $_->cancel if $_->data & WF_AUTOCANCEL;
2048 } 2331 }
2049 2332
2050 # cancel all extension coros 2333 warn "cancel all extension coros";
2051 $_->cancel for values %EXT_CORO; 2334 $_->cancel for values %EXT_CORO;
2052 %EXT_CORO = (); 2335 %EXT_CORO = ();
2053 2336
2337 warn "remove commands";
2338 %COMMAND = ();
2339
2340 warn "remove ext commands";
2341 %EXTCMD = ();
2342
2054 # unload all extensions 2343 warn "unload/nuke all extensions";
2055 for (@exts) { 2344 for my $pkg (@EXTS) {
2056 warn "unloading <$_>"; 2345 warn "... unloading $pkg";
2057 unload_extension $_; 2346
2347 if (my $cb = $pkg->can ("unload")) {
2348 eval {
2349 $cb->($pkg);
2350 1
2351 } or warn "$pkg unloaded, but with errors: $@";
2058 } 2352 }
2059 2353
2354 warn "... nuking $pkg";
2355 Symbol::delete_package $pkg;
2356 }
2357
2060 # unload all modules loaded from $LIBDIR 2358 warn "unload all perl modules loaded from $LIBDIR";
2061 while (my ($k, $v) = each %INC) { 2359 while (my ($k, $v) = each %INC) {
2062 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2360 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063 2361
2064 warn "removing <$k>"; 2362 warn "removing <$k>";
2065 delete $INC{$k}; 2363 delete $INC{$k};
2072 } 2370 }
2073 2371
2074 Symbol::delete_package $k; 2372 Symbol::delete_package $k;
2075 } 2373 }
2076 2374
2077 # sync database to disk
2078 cf::db_sync;
2079 IO::AIO::flush;
2080
2081 # get rid of safe::, as good as possible 2375 warn "get rid of safe::, as good as possible";
2082 Symbol::delete_package "safe::$_" 2376 Symbol::delete_package "safe::$_"
2083 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2377 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084 2378
2085 # remove register_script_function callbacks
2086 # TODO
2087
2088 # unload cf.pm "a bit" 2379 warn "unload cf.pm \"a bit\"";
2089 delete $INC{"cf.pm"}; 2380 delete $INC{"cf.pm"};
2090 2381
2091 # don't, removes xs symbols, too, 2382 # don't, removes xs symbols, too,
2092 # and global variables created in xs 2383 # and global variables created in xs
2093 #Symbol::delete_package __PACKAGE__; 2384 #Symbol::delete_package __PACKAGE__;
2094 2385
2095 # reload cf.pm
2096 warn "reloading cf.pm"; 2386 warn "reloading cf.pm";
2097 require cf; 2387 require cf;
2098 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2388 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099 2389
2100 # load config and database again 2390 warn "load config and database again";
2101 cf::cfg_load; 2391 cf::cfg_load;
2102 cf::db_load; 2392 cf::db_load;
2103 2393
2104 # load extensions
2105 warn "load extensions"; 2394 warn "load extensions";
2106 cf::load_extensions; 2395 cf::load_extensions;
2107 2396
2108 # reattach attachments to objects 2397 warn "reattach attachments to objects/players";
2109 warn "reattach";
2110 _global_reattach; 2398 _global_reattach;
2399 warn "reattach attachments to maps";
2400 reattach $_ for values %MAP;
2111 }; 2401 };
2112 2402
2113 if ($@) { 2403 if ($@) {
2114 warn $@; 2404 warn $@;
2115 warn "error while reloading, exiting."; 2405 warn "error while reloading, exiting.";
2116 exit 1; 2406 exit 1;
2117 } 2407 }
2118 2408
2119 warn "reloaded successfully"; 2409 warn "reloaded";
2120}; 2410};
2121 2411
2122############################################################################# 2412#############################################################################
2123 2413
2124unless ($LINK_MAP) { 2414unless ($LINK_MAP) {
2131 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; 2421 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2132 $LINK_MAP->in_memory (MAP_IN_MEMORY); 2422 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2133 2423
2134 # dirty hack because... archetypes are not yet loaded 2424 # dirty hack because... archetypes are not yet loaded
2135 Event->timer ( 2425 Event->timer (
2136 after => 2, 2426 after => 10,
2137 cb => sub { 2427 cb => sub {
2138 $_[0]->w->cancel; 2428 $_[0]->w->cancel;
2139 2429
2140 # provide some exits "home" 2430 # provide some exits "home"
2141 my $exit = cf::object::new "exit"; 2431 my $exit = cf::object::new "exit";
2159 $LINK_MAP->{deny_save} = 1; 2449 $LINK_MAP->{deny_save} = 1;
2160 $LINK_MAP->{deny_reset} = 1; 2450 $LINK_MAP->{deny_reset} = 1;
2161 2451
2162 $cf::MAP{$LINK_MAP->path} = $LINK_MAP; 2452 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2163} 2453}
2164
2165register "<global>", __PACKAGE__;
2166 2454
2167register_command "reload" => sub { 2455register_command "reload" => sub {
2168 my ($who, $arg) = @_; 2456 my ($who, $arg) = @_;
2169 2457
2170 if ($who->flag (FLAG_WIZ)) { 2458 if ($who->flag (FLAG_WIZ)) {
2183 data => WF_AUTOCANCEL, 2471 data => WF_AUTOCANCEL,
2184 cb => sub { 2472 cb => sub {
2185 cf::server_tick; # one server iteration 2473 cf::server_tick; # one server iteration
2186 $RUNTIME += $TICK; 2474 $RUNTIME += $TICK;
2187 $NEXT_TICK += $TICK; 2475 $NEXT_TICK += $TICK;
2476
2477 $WAIT_FOR_TICK->broadcast;
2478 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2188 2479
2189 # if we are delayed by four ticks or more, skip them all 2480 # if we are delayed by four ticks or more, skip them all
2190 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2481 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191 2482
2192 $TICK_WATCHER->at ($NEXT_TICK); 2483 $TICK_WATCHER->at ($NEXT_TICK);

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