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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.151 by root, Mon Jan 8 20:59:15 2007 UTC vs.
Revision 1.177 by root, Sun Jan 14 22:54:18 2007 UTC

… …
8use Storable; 8use Storable;
9use Opcode; 9use Opcode;
10use Safe; 10use Safe;
11use Safe::Hole; 11use Safe::Hole;
12 12
13use Coro 3.3 (); 13use Coro 3.4 ();
14use Coro::Event; 14use Coro::Event;
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 2.32 (); 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;
43our $TICK_WATCHER; 48our $TICK_WATCHER;
49our $AIO_POLL_WATCHER;
50our $WRITE_RUNTIME_WATCHER;
44our $NEXT_TICK; 51our $NEXT_TICK;
45our $NOW; 52our $NOW;
46 53
47our %CFG; 54our %CFG;
48 55
49our $UPTIME; $UPTIME ||= time; 56our $UPTIME; $UPTIME ||= time;
50our $RUNTIME; 57our $RUNTIME;
51 58
52our %PLAYER; # all users 59our %PLAYER; # all users
53our %MAP; # all maps 60our %MAP; # all maps
54our $LINK_MAP; # the special {link} map 61our $LINK_MAP; # the special {link} map, which is always available
55our $RANDOM_MAPS = cf::localdir . "/random"; 62our $RANDOM_MAPS = cf::localdir . "/random";
56our %EXT_CORO; # coroutines bound to extensions 63
64our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
65our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
66
67# used to convert map paths into valid unix filenames by replacing / by ∕
68our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57 69
58binmode STDOUT; 70binmode STDOUT;
59binmode STDERR; 71binmode STDERR;
60 72
61# read virtual server time, if available 73# read virtual server time, if available
… …
69mkdir cf::localdir . "/" . cf::playerdir; 81mkdir cf::localdir . "/" . cf::playerdir;
70mkdir cf::localdir . "/" . cf::tmpdir; 82mkdir cf::localdir . "/" . cf::tmpdir;
71mkdir cf::localdir . "/" . cf::uniquedir; 83mkdir cf::localdir . "/" . cf::uniquedir;
72mkdir $RANDOM_MAPS; 84mkdir $RANDOM_MAPS;
73 85
74# a special map that is always available
75our $LINK_MAP;
76our $EMERGENCY_POSITION; 86our $EMERGENCY_POSITION;
77 87
78############################################################################# 88#############################################################################
79 89
80=head2 GLOBAL VARIABLES 90=head2 GLOBAL VARIABLES
… …
105 115
106=item %cf::CFG 116=item %cf::CFG
107 117
108Configuration for the server, loaded from C</etc/crossfire/config>, or 118Configuration for the server, loaded from C</etc/crossfire/config>, or
109from wherever your confdir points to. 119from wherever your confdir points to.
120
121=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
122
123These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
124or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
125processing has been done. Call C<< ->wait >> on them to maximise the
126window of cpu time available, or simply to synchronise to the server tick.
110 127
111=back 128=back
112 129
113=cut 130=cut
114 131
… …
146 163
147$Event::DIED = sub { 164$Event::DIED = sub {
148 warn "error in event callback: @_"; 165 warn "error in event callback: @_";
149}; 166};
150 167
151my %ext_pkg;
152my @exts;
153my @hook;
154
155=head2 UTILITY FUNCTIONS 168=head2 UTILITY FUNCTIONS
156 169
157=over 4 170=over 4
158 171
172=item dumpval $ref
173
159=cut 174=cut
175
176sub dumpval {
177 eval {
178 local $SIG{__DIE__};
179 my $d;
180 if (1) {
181 $d = new Data::Dumper([$_[0]], ["*var"]);
182 $d->Terse(1);
183 $d->Indent(2);
184 $d->Quotekeys(0);
185 $d->Useqq(1);
186 #$d->Bless(...);
187 $d->Seen($_[1]) if @_ > 1;
188 $d = $d->Dump();
189 }
190 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
191 $d
192 } || "[unable to dump $_[0]: '$@']";
193}
160 194
161use JSON::Syck (); # TODO# replace by JSON::PC once working 195use JSON::Syck (); # TODO# replace by JSON::PC once working
162 196
163=item $ref = cf::from_json $json 197=item $ref = cf::from_json $json
164 198
… …
225} 259}
226 260
227sub freeze_mainloop { 261sub freeze_mainloop {
228 return unless $TICK_WATCHER->is_active; 262 return unless $TICK_WATCHER->is_active;
229 263
230 my $guard = Coro::guard { $TICK_WATCHER->start }; 264 my $guard = Coro::guard {
265 $TICK_WATCHER->start;
266 $WRITE_RUNTIME_WATCHER->start;
267 };
268 $WRITE_RUNTIME_WATCHER->stop;
231 $TICK_WATCHER->stop; 269 $TICK_WATCHER->stop;
232 $guard 270 $guard
233} 271}
234 272
235=item cf::async { BLOCK } 273=item cf::async { BLOCK }
… …
287 } 325 }
288} 326}
289 327
290=item $coro = cf::async_ext { BLOCK } 328=item $coro = cf::async_ext { BLOCK }
291 329
292Like async, but this coro is automcatially being canceled when the 330Like async, but this coro is automatically being canceled when the
293extension calling this is being unloaded. 331extension calling this is being unloaded.
294 332
295=cut 333=cut
296 334
297sub async_ext(&) { 335sub async_ext(&) {
… …
330} 368}
331 369
332=back 370=back
333 371
334=cut 372=cut
335
336#############################################################################
337
338package cf::path;
339
340sub new {
341 my ($class, $path, $base) = @_;
342
343 $path = $path->as_string if ref $path;
344
345 my $self = bless { }, $class;
346
347 # {... are special paths that are not touched
348 # ?xxx/... are special absolute paths
349 # ?random/... random maps
350 # /! non-realised random map exit
351 # /... normal maps
352 # ~/... per-player maps without a specific player (DO NOT USE)
353 # ~user/... per-player map of a specific user
354
355 if ($path =~ /^{/) {
356 # fine as it is
357 } elsif ($path =~ s{^\?random/}{}) {
358 Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359 $self->{random} = cf::from_json $data;
360 } else {
361 if ($path =~ s{^~([^/]+)?}{}) {
362 $self->{user_rel} = 1;
363
364 if (defined $1) {
365 $self->{user} = $1;
366 } elsif ($base =~ m{^~([^/]+)/}) {
367 $self->{user} = $1;
368 } else {
369 warn "cannot resolve user-relative path without user <$path,$base>\n";
370 }
371 } elsif ($path =~ /^\//) {
372 # already absolute
373 } else {
374 $base =~ s{[^/]+/?$}{};
375 return $class->new ("$base/$path");
376 }
377
378 for ($path) {
379 redo if s{/\.?/}{/};
380 redo if s{/[^/]+/\.\./}{/};
381 }
382 }
383
384 $self->{path} = $path;
385
386 $self
387}
388
389# the name / primary key / in-game path
390sub as_string {
391 my ($self) = @_;
392
393 $self->{user_rel} ? "~$self->{user}$self->{path}"
394 : $self->{random} ? "?random/$self->{path}"
395 : $self->{path}
396}
397
398# the displayed name, this is a one way mapping
399sub visible_name {
400 my ($self) = @_;
401
402# if (my $rmp = $self->{random}) {
403# # todo: be more intelligent about this
404# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405# } else {
406 $self->as_string
407# }
408}
409
410# escape the /'s in the path
411sub _escaped_path {
412 # ∕ is U+2215
413 (my $path = $_[0]{path}) =~ s/\//∕/g;
414 $path
415}
416
417# the original (read-only) location
418sub load_path {
419 my ($self) = @_;
420
421 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422}
423
424# the temporary/swap location
425sub save_path {
426 my ($self) = @_;
427
428 $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429 : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431}
432
433# the unique path, might be eq to save_path
434sub uniq_path {
435 my ($self) = @_;
436
437 $self->{user_rel} || $self->{random}
438 ? undef
439 : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440}
441
442# return random map parameters, or undef
443sub random_map_params {
444 my ($self) = @_;
445
446 $self->{random}
447}
448
449# this is somewhat ugly, but style maps do need special treatment
450sub is_style_map {
451 $_[0]{path} =~ m{^/styles/}
452}
453
454package cf;
455 373
456############################################################################# 374#############################################################################
457 375
458=head2 ATTACHABLE OBJECTS 376=head2 ATTACHABLE OBJECTS
459 377
… …
585our @CB_TYPE = (); # registry for type (cf-object class) based events 503our @CB_TYPE = (); # registry for type (cf-object class) based events
586our @CB_MAP = (); 504our @CB_MAP = ();
587 505
588my %attachment; 506my %attachment;
589 507
508sub cf::attachable::thawer_merge {
509 # simply override everything except _meta
510 local $_[0]{_meta};
511 %{$_[0]} = %{$_[1]};
512}
513
590sub _attach_cb($$$$) { 514sub _attach_cb($$$$) {
591 my ($registry, $event, $prio, $cb) = @_; 515 my ($registry, $event, $prio, $cb) = @_;
592 516
593 use sort 'stable'; 517 use sort 'stable';
594 518
… …
765# object support 689# object support
766 690
767sub reattach { 691sub reattach {
768 # basically do the same as instantiate, without calling instantiate 692 # basically do the same as instantiate, without calling instantiate
769 my ($obj) = @_; 693 my ($obj) = @_;
694
695 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770 696
771 my $registry = $obj->registry; 697 my $registry = $obj->registry;
772 698
773 @$registry = (); 699 @$registry = ();
774 700
… …
906=cut 832=cut
907 833
908sub register_extcmd { 834sub register_extcmd {
909 my ($name, $cb) = @_; 835 my ($name, $cb) = @_;
910 836
911 my $caller = caller;
912 #warn "registering extcmd '$name' to '$caller'";
913
914 $EXTCMD{$name} = [$cb, $caller]; 837 $EXTCMD{$name} = $cb;
915} 838}
916 839
917cf::player->attach ( 840cf::player->attach (
918 on_command => sub { 841 on_command => sub {
919 my ($pl, $name, $params) = @_; 842 my ($pl, $name, $params) = @_;
… …
932 855
933 my $msg = eval { from_json $buf }; 856 my $msg = eval { from_json $buf };
934 857
935 if (ref $msg) { 858 if (ref $msg) {
936 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 859 if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937 if (my %reply = $cb->[0]->($pl, $msg)) { 860 if (my %reply = $cb->($pl, $msg)) {
938 $pl->ext_reply ($msg->{msgid}, %reply); 861 $pl->ext_reply ($msg->{msgid}, %reply);
939 } 862 }
940 } 863 }
941 } else { 864 } else {
942 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 865 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
… …
944 867
945 cf::override; 868 cf::override;
946 }, 869 },
947); 870);
948 871
949sub register {
950 my ($base, $pkg) = @_;
951
952 #TODO
953}
954
955sub load_extension { 872sub load_extension {
956 my ($path) = @_; 873 my ($path) = @_;
957 874
958 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 875 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
959 my $base = $1; 876 my $base = $1;
960 my $pkg = $1; 877 my $pkg = $1;
961 $pkg =~ s/[^[:word:]]/_/g; 878 $pkg =~ s/[^[:word:]]/_/g;
962 $pkg = "ext::$pkg"; 879 $pkg = "ext::$pkg";
963 880
964 warn "loading '$path' into '$pkg'\n"; 881 warn "... loading '$path' into '$pkg'\n";
965 882
966 open my $fh, "<:utf8", $path 883 open my $fh, "<:utf8", $path
967 or die "$path: $!"; 884 or die "$path: $!";
968 885
969 my $source = 886 my $source =
970 "package $pkg; use strict; use utf8;\n" 887 "package $pkg; use strict; use utf8;\n"
971 . "#line 1 \"$path\"\n{\n" 888 . "#line 1 \"$path\"\n{\n"
972 . (do { local $/; <$fh> }) 889 . (do { local $/; <$fh> })
973 . "\n};\n1"; 890 . "\n};\n1";
974 891
975 eval $source 892 unless (eval $source) {
976 or die $@ ? "$path: $@\n" 893 my $msg = $@ ? "$path: $@\n"
977 : "extension disabled.\n"; 894 : "extension disabled.\n";
978 895 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979 push @exts, $pkg; 896 warn $@;
980 $ext_pkg{$base} = $pkg; 897 warn "mandatory extension failed to load, exiting.\n";
981 898 exit 1;
982# no strict 'refs'; 899 }
983# @{"$pkg\::ISA"} = ext::; 900 die $@;
984
985 register $base, $pkg;
986}
987
988sub unload_extension {
989 my ($pkg) = @_;
990
991 warn "removing extension $pkg\n";
992
993 # remove hooks
994 #TODO
995# for my $idx (0 .. $#PLUGIN_EVENT) {
996# delete $hook[$idx]{$pkg};
997# } 901 }
998 902
999 # remove commands 903 push @EXTS, $pkg;
1000 for my $name (keys %COMMAND) {
1001 my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003 if (@cb) {
1004 $COMMAND{$name} = \@cb;
1005 } else {
1006 delete $COMMAND{$name};
1007 }
1008 }
1009
1010 # remove extcmds
1011 for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012 delete $EXTCMD{$name};
1013 }
1014
1015 if (my $cb = $pkg->can ("unload")) {
1016 eval {
1017 $cb->($pkg);
1018 1
1019 } or warn "$pkg unloaded, but with errors: $@";
1020 }
1021
1022 Symbol::delete_package $pkg;
1023} 904}
1024 905
1025sub load_extensions { 906sub load_extensions {
1026 for my $ext (<$LIBDIR/*.ext>) { 907 for my $ext (<$LIBDIR/*.ext>) {
1027 next unless -r $ext; 908 next unless -r $ext;
… …
1031 } or warn "$ext not loaded: $@"; 912 } or warn "$ext not loaded: $@";
1032 } 913 }
1033} 914}
1034 915
1035############################################################################# 916#############################################################################
1036# load/save/clean perl data associated with a map
1037
1038*cf::mapsupport::on_clean = sub {
1039 my ($map) = @_;
1040
1041 my $path = $map->tmpname;
1042 defined $path or return;
1043
1044 unlink "$path.pst";
1045};
1046
1047cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049#############################################################################
1050# load/save perl data associated with player->ob objects
1051
1052sub all_objects(@) {
1053 @_, map all_objects ($_->inv), @_
1054}
1055
1056# TODO: compatibility cruft, remove when no longer needed
1057cf::player->attach (
1058 on_load => sub {
1059 my ($pl, $path) = @_;
1060
1061 for my $o (all_objects $pl->ob) {
1062 if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063 $o->set_ob_key_value ("_perl_data");
1064
1065 %$o = %{ Storable::thaw pack "H*", $value };
1066 }
1067 }
1068 },
1069);
1070
1071#############################################################################
1072 917
1073=head2 CORE EXTENSIONS 918=head2 CORE EXTENSIONS
1074 919
1075Functions and methods that extend core crossfire objects. 920Functions and methods that extend core crossfire objects.
1076 921
1077=cut 922=cut
1078 923
1079package cf::player; 924package cf::player;
925
926use Coro::AIO;
1080 927
1081=head3 cf::player 928=head3 cf::player
1082 929
1083=over 4 930=over 4
1084 931
… …
1137 my $path = path $pl; 984 my $path = path $pl;
1138 my $guard = cf::lock_acquire "user_save:$path"; 985 my $guard = cf::lock_acquire "user_save:$path";
1139 986
1140 return if $pl->{deny_save}; 987 return if $pl->{deny_save};
1141 988
1142 Coro::AIO::aio_mkdir playerdir $pl, 0770; 989 aio_mkdir playerdir $pl, 0770;
1143 $pl->{last_save} = $cf::RUNTIME; 990 $pl->{last_save} = $cf::RUNTIME;
1144 991
1145 $pl->save_pl ($path); 992 $pl->save_pl ($path);
1146 Coro::cede; 993 Coro::cede;
1147} 994}
… …
1156 1003
1157 $cf::PLAYER{$login} = $self; 1004 $cf::PLAYER{$login} = $self;
1158 1005
1159 $self 1006 $self
1160} 1007}
1008
1009=item $pl->quit_character
1010
1011Nukes the player without looking back. If logged in, the connection will
1012be destroyed. May block for a long time.
1013
1014=cut
1161 1015
1162sub quit_character { 1016sub quit_character {
1163 my ($pl) = @_; 1017 my ($pl) = @_;
1164 1018
1165 $pl->{deny_save} = 1; 1019 $pl->{deny_save} = 1;
… …
1170 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1024 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1171 $pl->ns->destroy if $pl->ns; 1025 $pl->ns->destroy if $pl->ns;
1172 1026
1173 my $path = playerdir $pl; 1027 my $path = playerdir $pl;
1174 my $temp = "$path~$cf::RUNTIME~deleting~"; 1028 my $temp = "$path~$cf::RUNTIME~deleting~";
1175 Coro::AIO::aio_rename $path, $temp; 1029 aio_rename $path, $temp;
1176 delete $cf::PLAYER{$pl->ob->name}; 1030 delete $cf::PLAYER{$pl->ob->name};
1177 $pl->destroy; 1031 $pl->destroy;
1178 IO::AIO::aio_rmtree $temp; 1032 IO::AIO::aio_rmtree $temp;
1179} 1033}
1180 1034
1035=item cf::player::list_logins
1036
1037Returns am arrayref of all valid playernames in the system, can take a
1038while and may block, so not sync_job-capable, ever.
1039
1040=cut
1041
1042sub list_logins {
1043 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
1044 or return [];
1045
1046 my @logins;
1047
1048 for my $login (@$dirs) {
1049 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1050 aio_read $fh, 0, 512, my $buf, 0 or next;
1051 $buf !~ /^password -------------$/m or next; # official not-valid tag
1052
1053 utf8::decode $login;
1054 push @logins, $login;
1055 }
1056
1057 \@logins
1058}
1059
1060=item $player->maps
1061
1062Returns an arrayref of map paths that are private for this
1063player. May block.
1064
1065=cut
1066
1067sub maps($) {
1068 my ($pl) = @_;
1069
1070 my $files = aio_readdir playerdir $pl
1071 or return;
1072
1073 my @paths;
1074
1075 for (@$files) {
1076 utf8::decode $_;
1077 next if /\.(?:pl|pst)$/;
1078 next unless /^$PATH_SEP/o;
1079
1080 s/\.map$//;
1081 push @paths, "~" . $pl->ob->name . "/" . $_;
1082 }
1083
1084 \@paths
1085}
1086
1181=item $player->ext_reply ($msgid, $msgtype, %msg) 1087=item $player->ext_reply ($msgid, $msgtype, %msg)
1182 1088
1183Sends an ext reply to the player. 1089Sends an ext reply to the player.
1184 1090
1185=cut 1091=cut
… …
1206package cf::map; 1112package cf::map;
1207 1113
1208use Fcntl; 1114use Fcntl;
1209use Coro::AIO; 1115use Coro::AIO;
1210 1116
1117use overload
1118 '""' => \&as_string,
1119 fallback => 1;
1120
1211our $MAX_RESET = 3600; 1121our $MAX_RESET = 3600;
1212our $DEFAULT_RESET = 3000; 1122our $DEFAULT_RESET = 3000;
1213 1123
1214sub generate_random_map { 1124sub generate_random_map {
1215 my ($path, $rmp) = @_; 1125 my ($self, $rmp) = @_;
1216 1126
1217 # mit "rum" bekleckern, nicht 1127 # mit "rum" bekleckern, nicht
1218 cf::map::_create_random_map 1128 $self->_create_random_map (
1219 $path,
1220 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1129 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1221 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1130 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1222 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1131 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1223 $rmp->{exit_on_final_map}, 1132 $rmp->{exit_on_final_map},
1224 $rmp->{xsize}, $rmp->{ysize}, 1133 $rmp->{xsize}, $rmp->{ysize},
1225 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1134 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1226 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1135 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1227 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, 1136 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1228 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, 1137 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1229 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1138 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1230 (cf::region::find $rmp->{region}) 1139 (cf::region::find $rmp->{region}), $rmp->{custom}
1140 )
1141}
1142
1143sub register {
1144 my (undef, $regex) = @_;
1145 my $pkg = caller;
1146
1147 no strict;
1148 push @{"$pkg\::ISA"}, __PACKAGE__;
1149
1150 $EXT_MAP{$pkg} = qr<$regex>;
1151}
1152
1153# also paths starting with '/'
1154$EXT_MAP{"cf::map"} = qr{^(?=/)};
1155
1156sub thawer_merge {
1157 my ($self, $merge) = @_;
1158
1159 # we have to keep some variables in memory intact
1160 local $self->{path};
1161 local $self->{load_path};
1162 local $self->{deny_save};
1163 local $self->{deny_reset};
1164
1165 $self->SUPER::thawer_merge ($merge);
1166}
1167
1168sub normalise {
1169 my ($path, $base) = @_;
1170
1171 # map plan:
1172 #
1173 # /! non-realised random map exit (special hack!)
1174 # {... are special paths that are not being touched
1175 # ?xxx/... are special absolute paths
1176 # ?random/... random maps
1177 # /... normal maps
1178 # ~user/... per-player map of a specific user
1179
1180 $path =~ s/$PATH_SEP/\//go;
1181
1182 # treat it as relative path if it starts with
1183 # something that looks reasonable
1184 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1185 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1186
1187 $base =~ s{[^/]+/?$}{};
1188 $path = "$base/$path";
1189 }
1190
1191 for ($path) {
1192 redo if s{//}{/};
1193 redo if s{/\.?/}{/};
1194 redo if s{/[^/]+/\.\./}{/};
1195 }
1196
1197 $path
1198}
1199
1200sub new_from_path {
1201 my (undef, $path, $base) = @_;
1202
1203 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1204
1205 $path = normalise $path, $base;
1206
1207 for my $pkg (keys %EXT_MAP) {
1208 if ($path =~ $EXT_MAP{$pkg}) {
1209 my $self = bless cf::map::new, $pkg;
1210 $self->{path} = $path; $self->path ($path);
1211 $self->init; # pass $1 etc.
1212 return $self;
1213 }
1214 }
1215
1216 Carp::carp "unable to resolve path '$path'.";
1217 ()
1218}
1219
1220sub init {
1221 my ($self) = @_;
1222
1223 $self
1224}
1225
1226sub as_string {
1227 my ($self) = @_;
1228
1229 "$self->{path}"
1230}
1231
1232# the displayed name, this is a one way mapping
1233sub visible_name {
1234 &as_string
1235}
1236
1237# the original (read-only) location
1238sub load_path {
1239 my ($self) = @_;
1240
1241 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
1242}
1243
1244# the temporary/swap location
1245sub save_path {
1246 my ($self) = @_;
1247
1248 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1249 sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
1250}
1251
1252# the unique path, undef == no special unique path
1253sub uniq_path {
1254 my ($self) = @_;
1255
1256 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1257 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1231} 1258}
1232 1259
1233# and all this just because we cannot iterate over 1260# and all this just because we cannot iterate over
1234# all maps in C++... 1261# all maps in C++...
1235sub change_all_map_light { 1262sub change_all_map_light {
… …
1237 1264
1238 $_->change_map_light ($change) 1265 $_->change_map_light ($change)
1239 for grep $_->outdoor, values %cf::MAP; 1266 for grep $_->outdoor, values %cf::MAP;
1240} 1267}
1241 1268
1269sub unlink_save {
1270 my ($self) = @_;
1271
1272 utf8::encode (my $save = $self->save_path);
1273 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1274 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1275}
1276
1242sub try_load_header($) { 1277sub load_header_from($) {
1243 my ($path) = @_; 1278 my ($self, $path) = @_;
1244 1279
1245 utf8::encode $path; 1280 utf8::encode $path;
1246 aio_open $path, O_RDONLY, 0 1281 aio_open $path, O_RDONLY, 0
1247 or return; 1282 or return;
1248 1283
1249 my $map = cf::map::new 1284 $self->_load_header ($path)
1250 or return; 1285 or return;
1251 1286
1252 # for better error messages only, will be overwritten 1287 $self->{load_path} = $path;
1253 $map->path ($path);
1254 1288
1255 $map->load_header ($path) 1289 1
1290}
1291
1292sub load_orig {
1293 my ($self) = @_;
1294
1295 $self->load_header_from ($self->load_path)
1296}
1297
1298sub load_temp {
1299 my ($self) = @_;
1300
1301 $self->load_header_from ($self->save_path)
1302}
1303
1304sub load_header {
1305 my ($self) = @_;
1306
1307 if ($self->load_temp) {
1308 $self->last_access ((delete $self->{last_access})
1309 || $cf::RUNTIME); #d#
1310 # safety
1311 $self->{instantiate_time} = $cf::RUNTIME
1312 if $self->{instantiate_time} > $cf::RUNTIME;
1313 } else {
1314 $self->load_orig
1256 or return; 1315 or return;
1257 1316
1258 $map->{load_path} = $path; 1317 $self->{load_original} = 1;
1318 $self->{instantiate_time} = $cf::RUNTIME;
1319 $self->last_access ($cf::RUNTIME);
1320 $self->instantiate;
1321 }
1259 1322
1260 $map 1323 1
1261} 1324}
1262 1325
1263sub find; 1326sub find;
1264sub find { 1327sub find {
1265 my ($path, $origin) = @_; 1328 my ($path, $origin) = @_;
1266 1329
1267 #warn "find<$path,$origin>\n";#d#
1268
1269 $path = new cf::path $path, $origin && $origin->path; 1330 $path = normalise $path, $origin && $origin->path;
1270 my $key = $path->as_string;
1271 1331
1272 cf::lock_wait "map_find:$key"; 1332 cf::lock_wait "map_find:$path";
1273 1333
1274 $cf::MAP{$key} || do { 1334 $cf::MAP{$path} || do {
1275 my $guard = cf::lock_acquire "map_find:$key"; 1335 my $guard = cf::lock_acquire "map_find:$path";
1276 1336 my $map = new_from_path cf::map $path
1277 # do it the slow way
1278 my $map = try_load_header $path->save_path;
1279
1280 Coro::cede;
1281
1282 if ($map) {
1283 $map->last_access ((delete $map->{last_access})
1284 || $cf::RUNTIME); #d#
1285 # safety
1286 $map->{instantiate_time} = $cf::RUNTIME
1287 if $map->{instantiate_time} > $cf::RUNTIME;
1288 } else {
1289 if (my $rmp = $path->random_map_params) {
1290 $map = generate_random_map $key, $rmp;
1291 } else {
1292 $map = try_load_header $path->load_path;
1293 }
1294
1295 $map or return; 1337 or return;
1296 1338
1297 $map->{load_original} = 1;
1298 $map->{instantiate_time} = $cf::RUNTIME;
1299 $map->last_access ($cf::RUNTIME);
1300 $map->instantiate;
1301
1302 # per-player maps become, after loading, normal maps
1303 $map->per_player (0) if $path->{user_rel};
1304 }
1305
1306 $map->path ($key);
1307 $map->{path} = $path;
1308 $map->{last_save} = $cf::RUNTIME; 1339 $map->{last_save} = $cf::RUNTIME;
1309 1340
1310 Coro::cede; 1341 $map->load_header
1342 or return;
1311 1343
1312 if ($map->should_reset) { 1344 if ($map->should_reset) {
1345 $cf::WAIT_FOR_TICK->wait;
1313 $map->reset; 1346 $map->reset;
1314 undef $guard; 1347 undef $guard;
1315 $map = find $path 1348 $map = find $path
1316 or return; 1349 or return;
1317 } 1350 }
1318 1351
1319 $cf::MAP{$key} = $map 1352 $cf::MAP{$path} = $map
1320 } 1353 }
1321} 1354}
1322 1355
1323sub load { 1356sub load {
1324 my ($self) = @_; 1357 my ($self) = @_;
1325 1358
1326 my $path = $self->{path}; 1359 my $path = $self->{path};
1327 my $guard = cf::lock_acquire "map_load:" . $path->as_string; 1360 my $guard = cf::lock_acquire "map_load:$path";
1328 1361
1329 return if $self->in_memory != cf::MAP_SWAPPED; 1362 return if $self->in_memory != cf::MAP_SWAPPED;
1330 1363
1331 $self->in_memory (cf::MAP_LOADING); 1364 $self->in_memory (cf::MAP_LOADING);
1332 1365
1333 $self->alloc; 1366 $self->alloc;
1334 $self->load_objects ($self->{load_path}, 1) 1367 $self->_load_objects ($self->{load_path}, 1)
1335 or return; 1368 or return;
1336 1369
1337 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1370 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1338 if delete $self->{load_original}; 1371 if delete $self->{load_original};
1339 1372
1340 if (my $uniq = $path->uniq_path) { 1373 if (my $uniq = $self->uniq_path) {
1341 utf8::encode $uniq; 1374 utf8::encode $uniq;
1342 if (aio_open $uniq, O_RDONLY, 0) { 1375 if (aio_open $uniq, O_RDONLY, 0) {
1343 $self->clear_unique_items; 1376 $self->clear_unique_items;
1344 $self->load_objects ($uniq, 0); 1377 $self->_load_objects ($uniq, 0);
1345 } 1378 }
1346 } 1379 }
1347 1380
1348 Coro::cede; 1381 Coro::cede;
1349 1382
1350 # now do the right thing for maps 1383 # now do the right thing for maps
1351 $self->link_multipart_objects; 1384 $self->link_multipart_objects;
1352 1385
1353 if ($self->{path}->is_style_map) { 1386 unless ($self->{deny_activate}) {
1354 $self->{deny_save} = 1; 1387 $self->decay_objects;
1355 $self->{deny_reset} = 1;
1356 } else {
1357 $self->fix_auto_apply; 1388 $self->fix_auto_apply;
1358 $self->decay_objects;
1359 $self->update_buttons; 1389 $self->update_buttons;
1390 Coro::cede;
1360 $self->set_darkness_map; 1391 $self->set_darkness_map;
1361 $self->difficulty ($self->estimate_difficulty) 1392 $self->difficulty ($self->estimate_difficulty)
1362 unless $self->difficulty; 1393 unless $self->difficulty;
1394 Coro::cede;
1363 $self->activate; 1395 $self->activate;
1364 } 1396 }
1365 1397
1366 Coro::cede;
1367
1368 $self->in_memory (cf::MAP_IN_MEMORY); 1398 $self->in_memory (cf::MAP_IN_MEMORY);
1399}
1400
1401sub customise_for {
1402 my ($self, $ob) = @_;
1403
1404 return find "~" . $ob->name . "/" . $self->{path}
1405 if $self->per_player;
1406
1407 $self
1408}
1409
1410# find and load all maps in the 3x3 area around a map
1411sub load_diag {
1412 my ($map) = @_;
1413
1414 my @diag; # diagonal neighbours
1415
1416 for (0 .. 3) {
1417 my $neigh = $map->tile_path ($_)
1418 or next;
1419 $neigh = find $neigh, $map
1420 or next;
1421 $neigh->load;
1422
1423 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1424 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1425 }
1426
1427 for (@diag) {
1428 my $neigh = find @$_
1429 or next;
1430 $neigh->load;
1431 }
1369} 1432}
1370 1433
1371sub find_sync { 1434sub find_sync {
1372 my ($path, $origin) = @_; 1435 my ($path, $origin) = @_;
1373 1436
1374 cf::sync_job { cf::map::find $path, $origin } 1437 cf::sync_job { find $path, $origin }
1375} 1438}
1376 1439
1377sub do_load_sync { 1440sub do_load_sync {
1378 my ($map) = @_; 1441 my ($map) = @_;
1379 1442
1380 cf::sync_job { $map->load }; 1443 cf::sync_job { $map->load };
1381} 1444}
1382 1445
1446our %MAP_PREFETCH;
1447our $MAP_PREFETCHER = Coro::async {
1448 while () {
1449 for my $path (keys %MAP_PREFETCH) {
1450 my $map = find $path
1451 or next;
1452 $map->load;
1453
1454 delete $MAP_PREFETCH{$path};
1455 }
1456 Coro::schedule;
1457 }
1458};
1459
1460sub find_async {
1461 my ($path, $origin) = @_;
1462
1463 $path = normalise $path, $origin && $origin->{path};
1464
1465 if (my $map = $cf::MAP{$path}) {
1466 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1467 }
1468
1469 $MAP_PREFETCH{$path} = 0;
1470 $MAP_PREFETCHER->ready;
1471
1472 ()
1473}
1474
1383sub save { 1475sub save {
1384 my ($self) = @_; 1476 my ($self) = @_;
1385 1477
1386 my $lock = cf::lock_acquire "map_data:" . $self->path; 1478 my $lock = cf::lock_acquire "map_data:" . $self->path;
1387 1479
1388 $self->{last_save} = $cf::RUNTIME; 1480 $self->{last_save} = $cf::RUNTIME;
1389 1481
1390 return unless $self->dirty; 1482 return unless $self->dirty;
1391 1483
1392 my $save = $self->{path}->save_path; utf8::encode $save; 1484 my $save = $self->save_path; utf8::encode $save;
1393 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1485 my $uniq = $self->uniq_path; utf8::encode $uniq;
1394 1486
1395 $self->{load_path} = $save; 1487 $self->{load_path} = $save;
1396 1488
1397 return if $self->{deny_save}; 1489 return if $self->{deny_save};
1398 1490
… …
1401 cf::async { 1493 cf::async {
1402 $_->contr->save for $self->players; 1494 $_->contr->save for $self->players;
1403 }; 1495 };
1404 1496
1405 if ($uniq) { 1497 if ($uniq) {
1406 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1498 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1407 $self->save_objects ($uniq, cf::IO_UNIQUES); 1499 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1408 } else { 1500 } else {
1409 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1501 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1410 } 1502 }
1411} 1503}
1412 1504
1413sub swap_out { 1505sub swap_out {
1414 my ($self) = @_; 1506 my ($self) = @_;
… …
1428 1520
1429sub reset_at { 1521sub reset_at {
1430 my ($self) = @_; 1522 my ($self) = @_;
1431 1523
1432 # TODO: safety, remove and allow resettable per-player maps 1524 # TODO: safety, remove and allow resettable per-player maps
1433 return 1e99 if $self->{path}{user_rel}; 1525 return 1e99 if $self->isa ("ext::map_per_player");#d#
1434 return 1e99 if $self->{deny_reset}; 1526 return 1e99 if $self->{deny_reset};
1435 1527
1436 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1528 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1437 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1529 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1438 1530
… …
1443 my ($self) = @_; 1535 my ($self) = @_;
1444 1536
1445 $self->reset_at <= $cf::RUNTIME 1537 $self->reset_at <= $cf::RUNTIME
1446} 1538}
1447 1539
1448sub unlink_save {
1449 my ($self) = @_;
1450
1451 utf8::encode (my $save = $self->{path}->save_path);
1452 aioreq_pri 3; IO::AIO::aio_unlink $save;
1453 aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1454}
1455
1456sub rename {
1457 my ($self, $new_path) = @_;
1458
1459 $self->unlink_save;
1460
1461 delete $cf::MAP{$self->path};
1462 $self->{path} = new cf::path $new_path;
1463 $self->path ($self->{path}->as_string);
1464 $cf::MAP{$self->path} = $self;
1465
1466 $self->save;
1467}
1468
1469sub reset { 1540sub reset {
1470 my ($self) = @_; 1541 my ($self) = @_;
1471 1542
1472 my $lock = cf::lock_acquire "map_data:" . $self->path; 1543 my $lock = cf::lock_acquire "map_data:$self->{path}";
1473 1544
1474 return if $self->players; 1545 return if $self->players;
1475 return if $self->{path}{user_rel};#d# 1546 return if $self->isa ("ext::map_per_player");#d#
1476 1547
1477 warn "resetting map ", $self->path;#d# 1548 warn "resetting map ", $self->path;#d#
1478 1549
1479 delete $cf::MAP{$self->path}; 1550 delete $cf::MAP{$self->path};
1551
1552 $self->in_memory (cf::MAP_SWAPPED);
1553 $self->clear;
1480 1554
1481 $_->clear_links_to ($self) for values %cf::MAP; 1555 $_->clear_links_to ($self) for values %cf::MAP;
1482 1556
1483 $self->unlink_save; 1557 $self->unlink_save;
1484 $self->destroy; 1558 $self->destroy;
… …
1487my $nuke_counter = "aaaa"; 1561my $nuke_counter = "aaaa";
1488 1562
1489sub nuke { 1563sub nuke {
1490 my ($self) = @_; 1564 my ($self) = @_;
1491 1565
1566 delete $cf::MAP{$self->path};
1567
1568 $self->unlink_save;
1569
1570 bless $self, "cf::map";
1571 delete $self->{deny_reset};
1492 $self->{deny_save} = 1; 1572 $self->{deny_save} = 1;
1493 $self->reset_timeout (1); 1573 $self->reset_timeout (1);
1494 $self->rename ("{nuke}/" . ($nuke_counter++)); 1574 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1575
1576 $cf::MAP{$self->path} = $self;
1577
1495 $self->reset; # polite request, might not happen 1578 $self->reset; # polite request, might not happen
1496} 1579}
1497 1580
1498sub customise_for { 1581=item cf::map::unique_maps
1499 my ($map, $ob) = @_;
1500 1582
1501 if ($map->per_player) { 1583Returns an arrayref of paths of all shared maps that have
1502 return cf::map::find "~" . $ob->name . "/" . $map->{path}{path}; 1584instantiated unique items. May block.
1503 }
1504 1585
1505 $map 1586=cut
1506}
1507 1587
1508sub emergency_save { 1588sub unique_maps() {
1509 my $freeze_guard = cf::freeze_mainloop; 1589 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
1590 or return;
1510 1591
1511 warn "enter emergency perl save\n"; 1592 my @paths;
1512 1593
1513 cf::sync_job { 1594 for (@$files) {
1514 warn "begin emergency player save\n"; 1595 utf8::decode $_;
1515 $_->save for values %cf::PLAYER; 1596 next if /\.pst$/;
1516 warn "end emergency player save\n"; 1597 next unless /^$PATH_SEP/o;
1517 1598
1518 warn "begin emergency map save\n"; 1599 s/\.map$//;
1519 $_->save for values %cf::MAP; 1600 push @paths, $_;
1520 warn "end emergency map save\n";
1521 }; 1601 }
1522 1602
1523 warn "leave emergency perl save\n"; 1603 \@paths
1524} 1604}
1525 1605
1526package cf; 1606package cf;
1527 1607
1528=back 1608=back
1529 1609
1610=head3 cf::object
1611
1612=cut
1613
1614package cf::object;
1615
1616=over 4
1617
1618=item $ob->inv_recursive
1619
1620Returns the inventory of the object _and_ their inventories, recursively.
1621
1622=cut
1623
1624sub inv_recursive_;
1625sub inv_recursive_ {
1626 map { $_, inv_recursive_ $_->inv } @_
1627}
1628
1629sub inv_recursive {
1630 inv_recursive_ inv $_[0]
1631}
1632
1633package cf;
1634
1635=back
1530 1636
1531=head3 cf::object::player 1637=head3 cf::object::player
1532 1638
1533=over 4 1639=over 4
1534 1640
… …
1574 1680
1575=item $player_object->enter_link 1681=item $player_object->enter_link
1576 1682
1577Freezes the player and moves him/her to a special map (C<{link}>). 1683Freezes the player and moves him/her to a special map (C<{link}>).
1578 1684
1579The player should be reaosnably safe there for short amounts of time. You 1685The player should be reasonably safe there for short amounts of time. You
1580I<MUST> call C<leave_link> as soon as possible, though. 1686I<MUST> call C<leave_link> as soon as possible, though.
1581 1687
1688Will never block.
1689
1582=item $player_object->leave_link ($map, $x, $y) 1690=item $player_object->leave_link ($map, $x, $y)
1583 1691
1584Moves the player out of the specila link map onto the given map. If the 1692Moves the player out of the special C<{link}> map onto the specified
1585map is not valid (or omitted), the player will be moved back to the 1693map. If the map is not valid (or omitted), the player will be moved back
1586location he/she was before the call to C<enter_link>, or, if that fails, 1694to the location he/she was before the call to C<enter_link>, or, if that
1587to the emergency map position. 1695fails, to the emergency map position.
1588 1696
1589Might block. 1697Might block.
1590 1698
1591=cut 1699=cut
1700
1701sub link_map {
1702 unless ($LINK_MAP) {
1703 $LINK_MAP = cf::map::find "{link}"
1704 or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
1705 $LINK_MAP->load;
1706 }
1707
1708 $LINK_MAP
1709}
1592 1710
1593sub cf::object::player::enter_link { 1711sub cf::object::player::enter_link {
1594 my ($self) = @_; 1712 my ($self) = @_;
1595 1713
1596 $self->deactivate_recursive; 1714 $self->deactivate_recursive;
1597 1715
1598 return if $self->map == $LINK_MAP; 1716 return if UNIVERSAL::isa $self->map, "ext::map_link";
1599 1717
1600 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1718 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1601 if $self->map; 1719 if $self->map;
1602 1720
1603 $self->enter_map ($LINK_MAP, 20, 20); 1721 $self->enter_map ($LINK_MAP || link_map, 20, 20);
1604} 1722}
1605 1723
1606sub cf::object::player::leave_link { 1724sub cf::object::player::leave_link {
1607 my ($self, $map, $x, $y) = @_; 1725 my ($self, $map, $x, $y) = @_;
1608 1726
… …
1626 # use -1 or undef as default coordinates, not 0, 0 1744 # use -1 or undef as default coordinates, not 0, 0
1627 ($x, $y) = ($map->enter_x, $map->enter_y) 1745 ($x, $y) = ($map->enter_x, $map->enter_y)
1628 if $x <=0 && $y <= 0; 1746 if $x <=0 && $y <= 0;
1629 1747
1630 $map->load; 1748 $map->load;
1749 $map->load_diag;
1631 1750
1632 return unless $self->contr->active; 1751 return unless $self->contr->active;
1633 $self->activate_recursive; 1752 $self->activate_recursive;
1634 $self->enter_map ($map, $x, $y); 1753 $self->enter_map ($map, $x, $y);
1635} 1754}
… …
1674 my ($self, $path, $x, $y) = @_; 1793 my ($self, $path, $x, $y) = @_;
1675 1794
1676 $self->enter_link; 1795 $self->enter_link;
1677 1796
1678 (async { 1797 (async {
1679 $path = new cf::path $path;
1680
1681 my $map = cf::map::find $path->as_string; 1798 my $map = cf::map::find $path;
1682 $map = $map->customise_for ($self) if $map; 1799 $map = $map->customise_for ($self) if $map;
1683 1800
1684# warn "entering ", $map->path, " at ($x, $y)\n" 1801# warn "entering ", $map->path, " at ($x, $y)\n"
1685# if $map; 1802# if $map;
1686 1803
1687 $map or $map->cluck ("oy");#d#
1688 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1804 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1689 1805
1690 $self->leave_link ($map, $x, $y); 1806 $self->leave_link ($map, $x, $y);
1691 })->prio (1); 1807 })->prio (1);
1692} 1808}
… …
1730 1846
1731 $rmp->{random_seed} ||= $exit->random_seed; 1847 $rmp->{random_seed} ||= $exit->random_seed;
1732 1848
1733 my $data = cf::to_json $rmp; 1849 my $data = cf::to_json $rmp;
1734 my $md5 = Digest::MD5::md5_hex $data; 1850 my $md5 = Digest::MD5::md5_hex $data;
1851 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1735 1852
1736 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1853 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1737 aio_write $fh, 0, (length $data), $data, 0; 1854 aio_write $fh, 0, (length $data), $data, 0;
1855 undef $fh;
1856 aio_rename "$meta~", $meta;
1738 1857
1739 $exit->slaying ("?random/$md5"); 1858 $exit->slaying ("?random/$md5");
1740 $exit->msg (undef); 1859 $exit->msg (undef);
1741 } 1860 }
1742} 1861}
… …
1752 $self->deactivate_recursive; # just to be sure 1871 $self->deactivate_recursive; # just to be sure
1753 unless (eval { 1872 unless (eval {
1754 prepare_random_map $exit 1873 prepare_random_map $exit
1755 if $exit->slaying eq "/!"; 1874 if $exit->slaying eq "/!";
1756 1875
1757 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; 1876 my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1758 $self->goto ($path, $exit->stats->hp, $exit->stats->sp); 1877 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1759 1878
1760 1; 1879 1;
1761 }) { 1880 }) {
1762 $self->message ("Something went wrong deep within the crossfire server. " 1881 $self->message ("Something went wrong deep within the crossfire server. "
1763 . "I'll try to bring you back to the map you were before. " 1882 . "I'll try to bring you back to the map you were before. "
1764 . "Please report this to the dungeon master", 1883 . "Please report this to the dungeon master!",
1765 cf::NDI_UNIQUE | cf::NDI_RED); 1884 cf::NDI_UNIQUE | cf::NDI_RED);
1766 1885
1767 warn "ERROR in enter_exit: $@"; 1886 warn "ERROR in enter_exit: $@";
1768 $self->leave_link; 1887 $self->leave_link;
1769 } 1888 }
… …
2112 2231
2113sub main { 2232sub main {
2114 # we must not ever block the main coroutine 2233 # we must not ever block the main coroutine
2115 local $Coro::idle = sub { 2234 local $Coro::idle = sub {
2116 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2235 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2236 (async {
2117 async { Event::one_event }; 2237 Event::one_event;
2238 })->prio (Coro::PRIO_MAX);
2118 }; 2239 };
2119 2240
2120 cfg_load; 2241 cfg_load;
2121 db_load; 2242 db_load;
2122 load_extensions; 2243 load_extensions;
2123 Event::loop; 2244 Event::loop;
2124} 2245}
2125 2246
2126############################################################################# 2247#############################################################################
2127# initialisation 2248# initialisation and cleanup
2249
2250# install some emergency cleanup handlers
2251BEGIN {
2252 for my $signal (qw(INT HUP TERM)) {
2253 Event->signal (
2254 data => WF_AUTOCANCEL,
2255 signal => $signal,
2256 cb => sub {
2257 cf::cleanup "SIG$signal";
2258 },
2259 );
2260 }
2261}
2262
2263sub emergency_save() {
2264 my $freeze_guard = cf::freeze_mainloop;
2265
2266 warn "enter emergency perl save\n";
2267
2268 cf::sync_job {
2269 # use a peculiar iteration method to avoid tripping on perl
2270 # refcount bugs in for. also avoids problems with players
2271 # and maps saved/destroyed asynchronously.
2272 warn "begin emergency player save\n";
2273 for my $login (keys %cf::PLAYER) {
2274 my $pl = $cf::PLAYER{$login} or next;
2275 $pl->valid or next;
2276 $pl->save;
2277 }
2278 warn "end emergency player save\n";
2279
2280 warn "begin emergency map save\n";
2281 for my $path (keys %cf::MAP) {
2282 my $map = $cf::MAP{$path} or next;
2283 $map->valid or next;
2284 $map->save;
2285 }
2286 warn "end emergency map save\n";
2287 };
2288
2289 warn "leave emergency perl save\n";
2290}
2128 2291
2129sub reload() { 2292sub reload() {
2130 # can/must only be called in main 2293 # can/must only be called in main
2131 if ($Coro::current != $Coro::main) { 2294 if ($Coro::current != $Coro::main) {
2132 warn "can only reload from main coroutine\n"; 2295 warn "can only reload from main coroutine\n";
2133 return; 2296 return;
2134 } 2297 }
2135 2298
2136 warn "reloading..."; 2299 warn "reloading...";
2137 2300
2301 warn "freezing server";
2138 my $guard = freeze_mainloop; 2302 my $guard = freeze_mainloop;
2139 cf::emergency_save; 2303 cf::emergency_save;
2140 2304
2305 warn "sync database to disk";
2306 cf::db_sync;
2307 IO::AIO::flush;
2308
2141 eval { 2309 eval {
2142 # if anything goes wrong in here, we should simply crash as we already saved 2310 # if anything goes wrong in here, we should simply crash as we already saved
2143 2311
2144 # cancel all watchers 2312 warn "cancel all watchers";
2145 for (Event::all_watchers) { 2313 for (Event::all_watchers) {
2146 $_->cancel if $_->data & WF_AUTOCANCEL; 2314 $_->cancel if $_->data & WF_AUTOCANCEL;
2147 } 2315 }
2148 2316
2149 # cancel all extension coros 2317 warn "cancel all extension coros";
2150 $_->cancel for values %EXT_CORO; 2318 $_->cancel for values %EXT_CORO;
2151 %EXT_CORO = (); 2319 %EXT_CORO = ();
2152 2320
2321 warn "remove commands";
2322 %COMMAND = ();
2323
2324 warn "remove ext commands";
2325 %EXTCMD = ();
2326
2153 # unload all extensions 2327 warn "unload/nuke all extensions";
2154 for (@exts) { 2328 for my $pkg (@EXTS) {
2155 warn "unloading <$_>"; 2329 warn "... unloading $pkg";
2156 unload_extension $_; 2330
2331 if (my $cb = $pkg->can ("unload")) {
2332 eval {
2333 $cb->($pkg);
2334 1
2335 } or warn "$pkg unloaded, but with errors: $@";
2157 } 2336 }
2158 2337
2338 warn "... nuking $pkg";
2339 Symbol::delete_package $pkg;
2340 }
2341
2159 # unload all modules loaded from $LIBDIR 2342 warn "unload all perl modules loaded from $LIBDIR";
2160 while (my ($k, $v) = each %INC) { 2343 while (my ($k, $v) = each %INC) {
2161 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2344 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2162 2345
2163 warn "removing <$k>"; 2346 warn "removing <$k>";
2164 delete $INC{$k}; 2347 delete $INC{$k};
… …
2171 } 2354 }
2172 2355
2173 Symbol::delete_package $k; 2356 Symbol::delete_package $k;
2174 } 2357 }
2175 2358
2176 # sync database to disk
2177 cf::db_sync;
2178 IO::AIO::flush;
2179
2180 # get rid of safe::, as good as possible 2359 warn "get rid of safe::, as good as possible";
2181 Symbol::delete_package "safe::$_" 2360 Symbol::delete_package "safe::$_"
2182 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2361 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2183 2362
2184 # remove register_script_function callbacks
2185 # TODO
2186
2187 # unload cf.pm "a bit" 2363 warn "unload cf.pm \"a bit\"";
2188 delete $INC{"cf.pm"}; 2364 delete $INC{"cf.pm"};
2189 2365
2190 # don't, removes xs symbols, too, 2366 # don't, removes xs symbols, too,
2191 # and global variables created in xs 2367 # and global variables created in xs
2192 #Symbol::delete_package __PACKAGE__; 2368 #Symbol::delete_package __PACKAGE__;
2193 2369
2194 # reload cf.pm
2195 warn "reloading cf.pm"; 2370 warn "reloading cf.pm";
2196 require cf; 2371 require cf;
2197 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2372 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2198 2373
2199 # load config and database again 2374 warn "load config and database again";
2200 cf::cfg_load; 2375 cf::cfg_load;
2201 cf::db_load; 2376 cf::db_load;
2202 2377
2203 # load extensions
2204 warn "load extensions"; 2378 warn "load extensions";
2205 cf::load_extensions; 2379 cf::load_extensions;
2206 2380
2207 # reattach attachments to objects 2381 warn "reattach attachments to objects/players";
2208 warn "reattach";
2209 _global_reattach; 2382 _global_reattach;
2383 warn "reattach attachments to maps";
2210 reattach $_ for values %MAP; 2384 reattach $_ for values %MAP;
2211 }; 2385 };
2212 2386
2213 if ($@) { 2387 if ($@) {
2214 warn $@; 2388 warn $@;
2215 warn "error while reloading, exiting."; 2389 warn "error while reloading, exiting.";
2216 exit 1; 2390 exit 1;
2217 } 2391 }
2218 2392
2219 warn "reloaded successfully"; 2393 warn "reloaded";
2220}; 2394};
2221 2395
2222############################################################################# 2396our $RELOAD_WATCHER; # used only during reload
2223
2224unless ($LINK_MAP) {
2225 $LINK_MAP = cf::map::new;
2226
2227 $LINK_MAP->width (41);
2228 $LINK_MAP->height (41);
2229 $LINK_MAP->alloc;
2230 $LINK_MAP->path ("{link}");
2231 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2232 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2233
2234 # dirty hack because... archetypes are not yet loaded
2235 Event->timer (
2236 after => 10,
2237 cb => sub {
2238 $_[0]->w->cancel;
2239
2240 # provide some exits "home"
2241 my $exit = cf::object::new "exit";
2242
2243 $exit->slaying ($EMERGENCY_POSITION->[0]);
2244 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
2245 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
2246
2247 $LINK_MAP->insert ($exit->clone, 19, 19);
2248 $LINK_MAP->insert ($exit->clone, 19, 20);
2249 $LINK_MAP->insert ($exit->clone, 19, 21);
2250 $LINK_MAP->insert ($exit->clone, 20, 19);
2251 $LINK_MAP->insert ($exit->clone, 20, 21);
2252 $LINK_MAP->insert ($exit->clone, 21, 19);
2253 $LINK_MAP->insert ($exit->clone, 21, 20);
2254 $LINK_MAP->insert ($exit->clone, 21, 21);
2255
2256 $exit->destroy;
2257 });
2258
2259 $LINK_MAP->{deny_save} = 1;
2260 $LINK_MAP->{deny_reset} = 1;
2261
2262 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2263}
2264
2265register "<global>", __PACKAGE__;
2266 2397
2267register_command "reload" => sub { 2398register_command "reload" => sub {
2268 my ($who, $arg) = @_; 2399 my ($who, $arg) = @_;
2269 2400
2270 if ($who->flag (FLAG_WIZ)) { 2401 if ($who->flag (FLAG_WIZ)) {
2271 $who->message ("start of reload."); 2402 $who->message ("reloading server.");
2403
2404 # doing reload synchronously and two reloads happen back-to-back,
2405 # coro crashes during coro_state_free->destroy here.
2406
2407 $RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2272 reload; 2408 reload;
2273 $who->message ("end of reload."); 2409 undef $RELOAD_WATCHER;
2410 });
2274 } 2411 }
2275}; 2412};
2276 2413
2277unshift @INC, $LIBDIR; 2414unshift @INC, $LIBDIR;
2278 2415
… …
2280 reentrant => 0, 2417 reentrant => 0,
2281 prio => 0, 2418 prio => 0,
2282 at => $NEXT_TICK || $TICK, 2419 at => $NEXT_TICK || $TICK,
2283 data => WF_AUTOCANCEL, 2420 data => WF_AUTOCANCEL,
2284 cb => sub { 2421 cb => sub {
2422 $NOW = Event::time;
2423
2285 cf::server_tick; # one server iteration 2424 cf::server_tick; # one server iteration
2286 $RUNTIME += $TICK; 2425 $RUNTIME += $TICK;
2287 $NEXT_TICK += $TICK; 2426 $NEXT_TICK += $TICK;
2427
2428 $WAIT_FOR_TICK->broadcast;
2429 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2288 2430
2289 # if we are delayed by four ticks or more, skip them all 2431 # if we are delayed by four ticks or more, skip them all
2290 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2432 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2291 2433
2292 $TICK_WATCHER->at ($NEXT_TICK); 2434 $TICK_WATCHER->at ($NEXT_TICK);
… …
2294 }, 2436 },
2295); 2437);
2296 2438
2297IO::AIO::max_poll_time $TICK * 0.2; 2439IO::AIO::max_poll_time $TICK * 0.2;
2298 2440
2299Event->io ( 2441$AIO_POLL_WATCHER = Event->io (
2300 fd => IO::AIO::poll_fileno, 2442 fd => IO::AIO::poll_fileno,
2301 poll => 'r', 2443 poll => 'r',
2302 prio => 5, 2444 prio => 5,
2303 data => WF_AUTOCANCEL, 2445 data => WF_AUTOCANCEL,
2304 cb => \&IO::AIO::poll_cb, 2446 cb => \&IO::AIO::poll_cb,
2305); 2447);
2306 2448
2307Event->timer ( 2449$WRITE_RUNTIME_WATCHER = Event->timer (
2308 data => WF_AUTOCANCEL, 2450 data => WF_AUTOCANCEL,
2309 after => 0, 2451 after => 0,
2310 interval => 10, 2452 interval => 10,
2311 cb => sub { 2453 cb => sub {
2312 (Coro::unblock_sub { 2454 (Coro::unblock_sub {

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