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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.155 by root, Tue Jan 9 21:32:42 2007 UTC vs.
Revision 1.178 by root, Thu Jan 18 00:06:55 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;
… …
33 33
34$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 34$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
35 35
36our %COMMAND = (); 36our %COMMAND = ();
37our %COMMAND_TIME = (); 37our %COMMAND_TIME = ();
38
39our @EXTS = (); # list of extension package names
38our %EXTCMD = (); 40our %EXTCMD = ();
41our %EXT_CORO = (); # coroutines bound to extensions
42our %EXT_MAP = (); # pluggable maps
39 43
40our @EVENT; 44our @EVENT;
41our $LIBDIR = datadir . "/ext"; 45our $LIBDIR = datadir . "/ext";
42 46
43our $TICK = MAX_TIME * 1e-6; 47our $TICK = MAX_TIME * 1e-6;
44our $TICK_WATCHER; 48our $TICK_WATCHER;
49our $AIO_POLL_WATCHER;
50our $WRITE_RUNTIME_WATCHER;
45our $NEXT_TICK; 51our $NEXT_TICK;
46our $NOW; 52our $NOW;
47 53
48our %CFG; 54our %CFG;
49 55
50our $UPTIME; $UPTIME ||= time; 56our $UPTIME; $UPTIME ||= time;
51our $RUNTIME; 57our $RUNTIME;
52 58
53our %PLAYER; # all users 59our %PLAYER; # all users
54our %MAP; # all maps 60our %MAP; # all maps
55our $LINK_MAP; # the special {link} map 61our $LINK_MAP; # the special {link} map, which is always available
56our $RANDOM_MAPS = cf::localdir . "/random"; 62our $RANDOM_MAPS = cf::localdir . "/random";
57our %EXT_CORO; # coroutines bound to extensions
58 63
59our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal; 64our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
60our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= 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
61 69
62binmode STDOUT; 70binmode STDOUT;
63binmode STDERR; 71binmode STDERR;
64 72
65# read virtual server time, if available 73# read virtual server time, if available
… …
73mkdir cf::localdir . "/" . cf::playerdir; 81mkdir cf::localdir . "/" . cf::playerdir;
74mkdir cf::localdir . "/" . cf::tmpdir; 82mkdir cf::localdir . "/" . cf::tmpdir;
75mkdir cf::localdir . "/" . cf::uniquedir; 83mkdir cf::localdir . "/" . cf::uniquedir;
76mkdir $RANDOM_MAPS; 84mkdir $RANDOM_MAPS;
77 85
78# a special map that is always available
79our $LINK_MAP;
80our $EMERGENCY_POSITION; 86our $EMERGENCY_POSITION;
81 87
82############################################################################# 88#############################################################################
83 89
84=head2 GLOBAL VARIABLES 90=head2 GLOBAL VARIABLES
… …
156} 162}
157 163
158$Event::DIED = sub { 164$Event::DIED = sub {
159 warn "error in event callback: @_"; 165 warn "error in event callback: @_";
160}; 166};
161
162my %ext_pkg;
163my @exts;
164my @hook;
165 167
166=head2 UTILITY FUNCTIONS 168=head2 UTILITY FUNCTIONS
167 169
168=over 4 170=over 4
169 171
… …
257} 259}
258 260
259sub freeze_mainloop { 261sub freeze_mainloop {
260 return unless $TICK_WATCHER->is_active; 262 return unless $TICK_WATCHER->is_active;
261 263
262 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;
263 $TICK_WATCHER->stop; 269 $TICK_WATCHER->stop;
264 $guard 270 $guard
265} 271}
266 272
267=item cf::async { BLOCK } 273=item cf::async { BLOCK }
… …
319 } 325 }
320} 326}
321 327
322=item $coro = cf::async_ext { BLOCK } 328=item $coro = cf::async_ext { BLOCK }
323 329
324Like async, but this coro is automcatially being canceled when the 330Like async, but this coro is automatically being canceled when the
325extension calling this is being unloaded. 331extension calling this is being unloaded.
326 332
327=cut 333=cut
328 334
329sub async_ext(&) { 335sub async_ext(&) {
… …
362} 368}
363 369
364=back 370=back
365 371
366=cut 372=cut
367
368#############################################################################
369
370package cf::path;
371
372# used to convert map paths into valid unix filenames by repalcing / by ∕
373our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
374
375sub new {
376 my ($class, $path, $base) = @_;
377
378 $path = $path->as_string if ref $path;
379
380 my $self = bless { }, $class;
381
382 # {... are special paths that are not touched
383 # ?xxx/... are special absolute paths
384 # ?random/... random maps
385 # /! non-realised random map exit
386 # /... normal maps
387 # ~/... per-player maps without a specific player (DO NOT USE)
388 # ~user/... per-player map of a specific user
389
390 if ($path =~ /^{/) {
391 # fine as it is
392 } elsif ($path =~ s{^\?random/}{}) {
393 Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
394 $self->{random} = cf::from_json $data;
395 } else {
396 if ($path =~ s{^~([^/]+)?}{}) {
397 $self->{user_rel} = 1;
398
399 if (defined $1) {
400 $self->{user} = $1;
401 } elsif ($base =~ m{^~([^/]+)/}) {
402 $self->{user} = $1;
403 } else {
404 warn "cannot resolve user-relative path without user <$path,$base>\n";
405 }
406 } elsif ($path =~ /^\//) {
407 # already absolute
408 } else {
409 $base =~ s{[^/]+/?$}{};
410 return $class->new ("$base/$path");
411 }
412
413 for ($path) {
414 redo if s{/\.?/}{/};
415 redo if s{/[^/]+/\.\./}{/};
416 }
417 }
418
419 $self->{path} = $path;
420
421 $self
422}
423
424# the name / primary key / in-game path
425sub as_string {
426 my ($self) = @_;
427
428 $self->{user_rel} ? "~$self->{user}$self->{path}"
429 : $self->{random} ? "?random/$self->{path}"
430 : $self->{path}
431}
432
433# the displayed name, this is a one way mapping
434sub visible_name {
435 my ($self) = @_;
436
437# if (my $rmp = $self->{random}) {
438# # todo: be more intelligent about this
439# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
440# } else {
441 $self->as_string
442# }
443}
444
445# escape the /'s in the path
446sub _escaped_path {
447 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
448 $path
449}
450
451# the original (read-only) location
452sub load_path {
453 my ($self) = @_;
454
455 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
456}
457
458# the temporary/swap location
459sub save_path {
460 my ($self) = @_;
461
462 $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
463 : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
464 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
465}
466
467# the unique path, might be eq to save_path
468sub uniq_path {
469 my ($self) = @_;
470
471 $self->{user_rel} || $self->{random}
472 ? undef
473 : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
474}
475
476# return random map parameters, or undef
477sub random_map_params {
478 my ($self) = @_;
479
480 $self->{random}
481}
482
483# this is somewhat ugly, but style maps do need special treatment
484sub is_style_map {
485 $_[0]{path} =~ m{^/styles/}
486}
487
488package cf;
489 373
490############################################################################# 374#############################################################################
491 375
492=head2 ATTACHABLE OBJECTS 376=head2 ATTACHABLE OBJECTS
493 377
… …
619our @CB_TYPE = (); # registry for type (cf-object class) based events 503our @CB_TYPE = (); # registry for type (cf-object class) based events
620our @CB_MAP = (); 504our @CB_MAP = ();
621 505
622my %attachment; 506my %attachment;
623 507
508sub cf::attachable::thawer_merge {
509 # simply override everything except _meta
510 local $_[0]{_meta};
511 %{$_[0]} = %{$_[1]};
512}
513
624sub _attach_cb($$$$) { 514sub _attach_cb($$$$) {
625 my ($registry, $event, $prio, $cb) = @_; 515 my ($registry, $event, $prio, $cb) = @_;
626 516
627 use sort 'stable'; 517 use sort 'stable';
628 518
… …
799# object support 689# object support
800 690
801sub reattach { 691sub reattach {
802 # basically do the same as instantiate, without calling instantiate 692 # basically do the same as instantiate, without calling instantiate
803 my ($obj) = @_; 693 my ($obj) = @_;
694
695 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
804 696
805 my $registry = $obj->registry; 697 my $registry = $obj->registry;
806 698
807 @$registry = (); 699 @$registry = ();
808 700
… …
940=cut 832=cut
941 833
942sub register_extcmd { 834sub register_extcmd {
943 my ($name, $cb) = @_; 835 my ($name, $cb) = @_;
944 836
945 my $caller = caller;
946 #warn "registering extcmd '$name' to '$caller'";
947
948 $EXTCMD{$name} = [$cb, $caller]; 837 $EXTCMD{$name} = $cb;
949} 838}
950 839
951cf::player->attach ( 840cf::player->attach (
952 on_command => sub { 841 on_command => sub {
953 my ($pl, $name, $params) = @_; 842 my ($pl, $name, $params) = @_;
… …
966 855
967 my $msg = eval { from_json $buf }; 856 my $msg = eval { from_json $buf };
968 857
969 if (ref $msg) { 858 if (ref $msg) {
970 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 859 if (my $cb = $EXTCMD{$msg->{msgtype}}) {
971 if (my %reply = $cb->[0]->($pl, $msg)) { 860 if (my %reply = $cb->($pl, $msg)) {
972 $pl->ext_reply ($msg->{msgid}, %reply); 861 $pl->ext_reply ($msg->{msgid}, %reply);
973 } 862 }
974 } 863 }
975 } else { 864 } else {
976 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 865 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
… …
978 867
979 cf::override; 868 cf::override;
980 }, 869 },
981); 870);
982 871
983sub register {
984 my ($base, $pkg) = @_;
985
986 #TODO
987}
988
989sub load_extension { 872sub load_extension {
990 my ($path) = @_; 873 my ($path) = @_;
991 874
992 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 875 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
993 my $base = $1; 876 my $base = $1;
994 my $pkg = $1; 877 my $pkg = $1;
995 $pkg =~ s/[^[:word:]]/_/g; 878 $pkg =~ s/[^[:word:]]/_/g;
996 $pkg = "ext::$pkg"; 879 $pkg = "ext::$pkg";
997 880
998 warn "loading '$path' into '$pkg'\n"; 881 warn "... loading '$path' into '$pkg'\n";
999 882
1000 open my $fh, "<:utf8", $path 883 open my $fh, "<:utf8", $path
1001 or die "$path: $!"; 884 or die "$path: $!";
1002 885
1003 my $source = 886 my $source =
1004 "package $pkg; use strict; use utf8;\n" 887 "package $pkg; use strict; use utf8;\n"
1005 . "#line 1 \"$path\"\n{\n" 888 . "#line 1 \"$path\"\n{\n"
1006 . (do { local $/; <$fh> }) 889 . (do { local $/; <$fh> })
1007 . "\n};\n1"; 890 . "\n};\n1";
1008 891
1009 eval $source 892 unless (eval $source) {
1010 or die $@ ? "$path: $@\n" 893 my $msg = $@ ? "$path: $@\n"
1011 : "extension disabled.\n"; 894 : "extension disabled.\n";
1012 895 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1013 push @exts, $pkg; 896 warn $@;
1014 $ext_pkg{$base} = $pkg; 897 warn "mandatory extension failed to load, exiting.\n";
1015 898 exit 1;
1016# no strict 'refs'; 899 }
1017# @{"$pkg\::ISA"} = ext::; 900 die $@;
1018
1019 register $base, $pkg;
1020}
1021
1022sub unload_extension {
1023 my ($pkg) = @_;
1024
1025 warn "removing extension $pkg\n";
1026
1027 # remove hooks
1028 #TODO
1029# for my $idx (0 .. $#PLUGIN_EVENT) {
1030# delete $hook[$idx]{$pkg};
1031# } 901 }
1032 902
1033 # remove commands 903 push @EXTS, $pkg;
1034 for my $name (keys %COMMAND) {
1035 my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1036
1037 if (@cb) {
1038 $COMMAND{$name} = \@cb;
1039 } else {
1040 delete $COMMAND{$name};
1041 }
1042 }
1043
1044 # remove extcmds
1045 for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1046 delete $EXTCMD{$name};
1047 }
1048
1049 if (my $cb = $pkg->can ("unload")) {
1050 eval {
1051 $cb->($pkg);
1052 1
1053 } or warn "$pkg unloaded, but with errors: $@";
1054 }
1055
1056 Symbol::delete_package $pkg;
1057} 904}
1058 905
1059sub load_extensions { 906sub load_extensions {
1060 for my $ext (<$LIBDIR/*.ext>) { 907 for my $ext (<$LIBDIR/*.ext>) {
1061 next unless -r $ext; 908 next unless -r $ext;
… …
1065 } or warn "$ext not loaded: $@"; 912 } or warn "$ext not loaded: $@";
1066 } 913 }
1067} 914}
1068 915
1069############################################################################# 916#############################################################################
1070# load/save/clean perl data associated with a map
1071
1072*cf::mapsupport::on_clean = sub {
1073 my ($map) = @_;
1074
1075 my $path = $map->tmpname;
1076 defined $path or return;
1077
1078 unlink "$path.pst";
1079};
1080
1081cf::map->attach (prio => -10000, package => cf::mapsupport::);
1082
1083#############################################################################
1084 917
1085=head2 CORE EXTENSIONS 918=head2 CORE EXTENSIONS
1086 919
1087Functions and methods that extend core crossfire objects. 920Functions and methods that extend core crossfire objects.
1088 921
… …
1224 \@logins 1057 \@logins
1225} 1058}
1226 1059
1227=item $player->maps 1060=item $player->maps
1228 1061
1229Returns an arrayref of cf::path's of all maps that are private for this 1062Returns an arrayref of map paths that are private for this
1230player. May block. 1063player. May block.
1231 1064
1232=cut 1065=cut
1233 1066
1234sub maps($) { 1067sub maps($) {
… …
1240 my @paths; 1073 my @paths;
1241 1074
1242 for (@$files) { 1075 for (@$files) {
1243 utf8::decode $_; 1076 utf8::decode $_;
1244 next if /\.(?:pl|pst)$/; 1077 next if /\.(?:pl|pst)$/;
1245 next unless /^$PATH_SEP/; 1078 next unless /^$PATH_SEP/o;
1246 1079
1247 s/$PATH_SEP/\//g; 1080 s/\.map$//;
1248 push @paths, new cf::path "~" . $pl->ob->name . "/" . $_; 1081 push @paths, "~" . $pl->ob->name . "/" . $_;
1249 } 1082 }
1250 1083
1251 \@paths 1084 \@paths
1252} 1085}
1253 1086
… …
1279package cf::map; 1112package cf::map;
1280 1113
1281use Fcntl; 1114use Fcntl;
1282use Coro::AIO; 1115use Coro::AIO;
1283 1116
1117use overload
1118 '""' => \&as_string,
1119 fallback => 1;
1120
1284our $MAX_RESET = 3600; 1121our $MAX_RESET = 3600;
1285our $DEFAULT_RESET = 3000; 1122our $DEFAULT_RESET = 3000;
1286 1123
1287sub generate_random_map { 1124sub generate_random_map {
1288 my ($path, $rmp) = @_; 1125 my ($self, $rmp) = @_;
1289
1290 # mit "rum" bekleckern, nicht 1126 # mit "rum" bekleckern, nicht
1291 cf::map::_create_random_map 1127 $self->_create_random_map (
1292 $path,
1293 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1128 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1294 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1129 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1295 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1130 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1296 $rmp->{exit_on_final_map}, 1131 $rmp->{exit_on_final_map},
1297 $rmp->{xsize}, $rmp->{ysize}, 1132 $rmp->{xsize}, $rmp->{ysize},
1298 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1133 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1299 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1134 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1300 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, 1135 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1301 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, 1136 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1302 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1137 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1303 (cf::region::find $rmp->{region}) 1138 (cf::region::find $rmp->{region}), $rmp->{custom}
1139 )
1140}
1141
1142sub register {
1143 my (undef, $regex) = @_;
1144 my $pkg = caller;
1145
1146 no strict;
1147 push @{"$pkg\::ISA"}, __PACKAGE__;
1148
1149 $EXT_MAP{$pkg} = qr<$regex>;
1150}
1151
1152# also paths starting with '/'
1153$EXT_MAP{"cf::map"} = qr{^(?=/)};
1154
1155sub thawer_merge {
1156 my ($self, $merge) = @_;
1157
1158 # we have to keep some variables in memory intact
1159 local $self->{path};
1160 local $self->{load_path};
1161 local $self->{deny_save};
1162 local $self->{deny_reset};
1163
1164 $self->SUPER::thawer_merge ($merge);
1165}
1166
1167sub normalise {
1168 my ($path, $base) = @_;
1169
1170 # map plan:
1171 #
1172 # /! non-realised random map exit (special hack!)
1173 # {... are special paths that are not being touched
1174 # ?xxx/... are special absolute paths
1175 # ?random/... random maps
1176 # /... normal maps
1177 # ~user/... per-player map of a specific user
1178
1179 $path =~ s/$PATH_SEP/\//go;
1180
1181 # treat it as relative path if it starts with
1182 # something that looks reasonable
1183 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1184 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1185
1186 $base =~ s{[^/]+/?$}{};
1187 $path = "$base/$path";
1188 }
1189
1190 for ($path) {
1191 redo if s{//}{/};
1192 redo if s{/\.?/}{/};
1193 redo if s{/[^/]+/\.\./}{/};
1194 }
1195
1196 $path
1197}
1198
1199sub new_from_path {
1200 my (undef, $path, $base) = @_;
1201
1202 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1203
1204 $path = normalise $path, $base;
1205
1206 for my $pkg (keys %EXT_MAP) {
1207 if ($path =~ $EXT_MAP{$pkg}) {
1208 my $self = bless cf::map::new, $pkg;
1209 $self->{path} = $path; $self->path ($path);
1210 $self->init; # pass $1 etc.
1211 return $self;
1212 }
1213 }
1214
1215 Carp::carp "unable to resolve path '$path'.";
1216 ()
1217}
1218
1219sub init {
1220 my ($self) = @_;
1221
1222 $self
1223}
1224
1225sub as_string {
1226 my ($self) = @_;
1227
1228 "$self->{path}"
1229}
1230
1231# the displayed name, this is a one way mapping
1232sub visible_name {
1233 &as_string
1234}
1235
1236# the original (read-only) location
1237sub load_path {
1238 my ($self) = @_;
1239
1240 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
1241}
1242
1243# the temporary/swap location
1244sub save_path {
1245 my ($self) = @_;
1246
1247 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1248 sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
1249}
1250
1251# the unique path, undef == no special unique path
1252sub uniq_path {
1253 my ($self) = @_;
1254
1255 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1256 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1304} 1257}
1305 1258
1306# and all this just because we cannot iterate over 1259# and all this just because we cannot iterate over
1307# all maps in C++... 1260# all maps in C++...
1308sub change_all_map_light { 1261sub change_all_map_light {
… …
1310 1263
1311 $_->change_map_light ($change) 1264 $_->change_map_light ($change)
1312 for grep $_->outdoor, values %cf::MAP; 1265 for grep $_->outdoor, values %cf::MAP;
1313} 1266}
1314 1267
1268sub unlink_save {
1269 my ($self) = @_;
1270
1271 utf8::encode (my $save = $self->save_path);
1272 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1273 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1274}
1275
1315sub try_load_header($) { 1276sub load_header_from($) {
1316 my ($path) = @_; 1277 my ($self, $path) = @_;
1317 1278
1318 utf8::encode $path; 1279 utf8::encode $path;
1319 aio_open $path, O_RDONLY, 0 1280 aio_open $path, O_RDONLY, 0
1320 or return; 1281 or return;
1321 1282
1322 my $map = cf::map::new 1283 $self->_load_header ($path)
1323 or return; 1284 or return;
1324 1285
1325 # for better error messages only, will be overwritten 1286 $self->{load_path} = $path;
1326 $map->path ($path);
1327 1287
1328 $map->load_header ($path) 1288 1
1289}
1290
1291sub load_orig {
1292 my ($self) = @_;
1293
1294 $self->load_header_from ($self->load_path)
1295}
1296
1297sub load_temp {
1298 my ($self) = @_;
1299
1300 $self->load_header_from ($self->save_path)
1301}
1302
1303sub load_header {
1304 my ($self) = @_;
1305
1306 if ($self->load_temp) {
1307 $self->last_access ((delete $self->{last_access})
1308 || $cf::RUNTIME); #d#
1309 # safety
1310 $self->{instantiate_time} = $cf::RUNTIME
1311 if $self->{instantiate_time} > $cf::RUNTIME;
1312 } else {
1313 $self->load_orig
1329 or return; 1314 or return;
1330 1315
1331 $map->{load_path} = $path; 1316 $self->{load_original} = 1;
1317 $self->{instantiate_time} = $cf::RUNTIME;
1318 $self->last_access ($cf::RUNTIME);
1319 $self->instantiate;
1320 }
1332 1321
1333 $map 1322 1
1334} 1323}
1335 1324
1336sub find; 1325sub find;
1337sub find { 1326sub find {
1338 my ($path, $origin) = @_; 1327 my ($path, $origin) = @_;
1339 1328
1340 #warn "find<$path,$origin>\n";#d#
1341
1342 $path = new cf::path $path, $origin && $origin->path; 1329 $path = normalise $path, $origin && $origin->path;
1343 my $key = $path->as_string;
1344 1330
1345 cf::lock_wait "map_find:$key"; 1331 cf::lock_wait "map_find:$path";
1346 1332
1347 $cf::MAP{$key} || do { 1333 $cf::MAP{$path} || do {
1348 my $guard = cf::lock_acquire "map_find:$key"; 1334 my $guard = cf::lock_acquire "map_find:$path";
1349 1335 my $map = new_from_path cf::map $path
1350 # do it the slow way
1351 my $map = try_load_header $path->save_path;
1352
1353 Coro::cede;
1354
1355 if ($map) {
1356 $map->last_access ((delete $map->{last_access})
1357 || $cf::RUNTIME); #d#
1358 # safety
1359 $map->{instantiate_time} = $cf::RUNTIME
1360 if $map->{instantiate_time} > $cf::RUNTIME;
1361 } else {
1362 if (my $rmp = $path->random_map_params) {
1363 $map = generate_random_map $key, $rmp;
1364 } else {
1365 $map = try_load_header $path->load_path;
1366 }
1367
1368 $map or return; 1336 or return;
1369 1337
1370 $map->{load_original} = 1;
1371 $map->{instantiate_time} = $cf::RUNTIME;
1372 $map->last_access ($cf::RUNTIME);
1373 $map->instantiate;
1374
1375 # per-player maps become, after loading, normal maps
1376 $map->per_player (0) if $path->{user_rel};
1377 }
1378
1379 $map->path ($key);
1380 $map->{path} = $path;
1381 $map->{last_save} = $cf::RUNTIME; 1338 $map->{last_save} = $cf::RUNTIME;
1382 1339
1383 Coro::cede; 1340 $map->load_header
1341 or return;
1384 1342
1385 if ($map->should_reset) { 1343 if ($map->should_reset) {
1344 $cf::WAIT_FOR_TICK->wait;
1386 $map->reset; 1345 $map->reset;
1387 undef $guard; 1346 undef $guard;
1388 $map = find $path 1347 $map = find $path
1389 or return; 1348 or return;
1390 } 1349 }
1391 1350
1392 $cf::MAP{$key} = $map 1351 $cf::MAP{$path} = $map
1393 } 1352 }
1394} 1353}
1395 1354
1396sub load { 1355sub load {
1397 my ($self) = @_; 1356 my ($self) = @_;
1398 1357
1399 my $path = $self->{path}; 1358 my $path = $self->{path};
1400 my $guard = cf::lock_acquire "map_load:" . $path->as_string; 1359 my $guard = cf::lock_acquire "map_load:$path";
1401 1360
1402 return if $self->in_memory != cf::MAP_SWAPPED; 1361 return if $self->in_memory != cf::MAP_SWAPPED;
1403 1362
1404 $self->in_memory (cf::MAP_LOADING); 1363 $self->in_memory (cf::MAP_LOADING);
1405 1364
1406 $self->alloc; 1365 $self->alloc;
1407 $self->load_objects ($self->{load_path}, 1) 1366 $self->_load_objects ($self->{load_path}, 1)
1408 or return; 1367 or return;
1409 1368
1410 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1369 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1411 if delete $self->{load_original}; 1370 if delete $self->{load_original};
1412 1371
1413 if (my $uniq = $path->uniq_path) { 1372 if (my $uniq = $self->uniq_path) {
1414 utf8::encode $uniq; 1373 utf8::encode $uniq;
1415 if (aio_open $uniq, O_RDONLY, 0) { 1374 if (aio_open $uniq, O_RDONLY, 0) {
1416 $self->clear_unique_items; 1375 $self->clear_unique_items;
1417 $self->load_objects ($uniq, 0); 1376 $self->_load_objects ($uniq, 0);
1418 } 1377 }
1419 } 1378 }
1420 1379
1421 Coro::cede; 1380 Coro::cede;
1422 1381
1423 # now do the right thing for maps 1382 # now do the right thing for maps
1424 $self->link_multipart_objects; 1383 $self->link_multipart_objects;
1425 1384
1426 if ($self->{path}->is_style_map) { 1385 unless ($self->{deny_activate}) {
1427 $self->{deny_save} = 1; 1386 $self->decay_objects;
1428 $self->{deny_reset} = 1;
1429 } else {
1430 $self->fix_auto_apply; 1387 $self->fix_auto_apply;
1431 $self->decay_objects;
1432 $self->update_buttons; 1388 $self->update_buttons;
1389 Coro::cede;
1433 $self->set_darkness_map; 1390 $self->set_darkness_map;
1434 $self->difficulty ($self->estimate_difficulty) 1391 $self->difficulty ($self->estimate_difficulty)
1435 unless $self->difficulty; 1392 unless $self->difficulty;
1393 Coro::cede;
1436 $self->activate; 1394 $self->activate;
1437 } 1395 }
1438 1396
1439 Coro::cede;
1440
1441 $self->in_memory (cf::MAP_IN_MEMORY); 1397 $self->in_memory (cf::MAP_IN_MEMORY);
1398}
1399
1400sub customise_for {
1401 my ($self, $ob) = @_;
1402
1403 return find "~" . $ob->name . "/" . $self->{path}
1404 if $self->per_player;
1405
1406 $self
1407}
1408
1409# find and load all maps in the 3x3 area around a map
1410sub load_diag {
1411 my ($map) = @_;
1412
1413 my @diag; # diagonal neighbours
1414
1415 for (0 .. 3) {
1416 my $neigh = $map->tile_path ($_)
1417 or next;
1418 $neigh = find $neigh, $map
1419 or next;
1420 $neigh->load;
1421
1422 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1423 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1424 }
1425
1426 for (@diag) {
1427 my $neigh = find @$_
1428 or next;
1429 $neigh->load;
1430 }
1442} 1431}
1443 1432
1444sub find_sync { 1433sub find_sync {
1445 my ($path, $origin) = @_; 1434 my ($path, $origin) = @_;
1446 1435
1447 cf::sync_job { cf::map::find $path, $origin } 1436 cf::sync_job { find $path, $origin }
1448} 1437}
1449 1438
1450sub do_load_sync { 1439sub do_load_sync {
1451 my ($map) = @_; 1440 my ($map) = @_;
1452 1441
1453 cf::sync_job { $map->load }; 1442 cf::sync_job { $map->load };
1454} 1443}
1455 1444
1445our %MAP_PREFETCH;
1446our $MAP_PREFETCHER = Coro::async {
1447 while () {
1448 for my $path (keys %MAP_PREFETCH) {
1449 my $map = find $path
1450 or next;
1451 $map->load;
1452
1453 delete $MAP_PREFETCH{$path};
1454 }
1455 Coro::schedule;
1456 }
1457};
1458
1459sub find_async {
1460 my ($path, $origin) = @_;
1461
1462 $path = normalise $path, $origin && $origin->{path};
1463
1464 if (my $map = $cf::MAP{$path}) {
1465 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1466 }
1467
1468 $MAP_PREFETCH{$path} = 0;
1469 $MAP_PREFETCHER->ready;
1470
1471 ()
1472}
1473
1456sub save { 1474sub save {
1457 my ($self) = @_; 1475 my ($self) = @_;
1458 1476
1459 my $lock = cf::lock_acquire "map_data:" . $self->path; 1477 my $lock = cf::lock_acquire "map_data:" . $self->path;
1460 1478
1461 $self->{last_save} = $cf::RUNTIME; 1479 $self->{last_save} = $cf::RUNTIME;
1462 1480
1463 return unless $self->dirty; 1481 return unless $self->dirty;
1464 1482
1465 my $save = $self->{path}->save_path; utf8::encode $save; 1483 my $save = $self->save_path; utf8::encode $save;
1466 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1484 my $uniq = $self->uniq_path; utf8::encode $uniq;
1467 1485
1468 $self->{load_path} = $save; 1486 $self->{load_path} = $save;
1469 1487
1470 return if $self->{deny_save}; 1488 return if $self->{deny_save};
1471 1489
… …
1474 cf::async { 1492 cf::async {
1475 $_->contr->save for $self->players; 1493 $_->contr->save for $self->players;
1476 }; 1494 };
1477 1495
1478 if ($uniq) { 1496 if ($uniq) {
1479 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1497 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1480 $self->save_objects ($uniq, cf::IO_UNIQUES); 1498 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1481 } else { 1499 } else {
1482 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1500 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1483 } 1501 }
1484} 1502}
1485 1503
1486sub swap_out { 1504sub swap_out {
1487 my ($self) = @_; 1505 my ($self) = @_;
… …
1501 1519
1502sub reset_at { 1520sub reset_at {
1503 my ($self) = @_; 1521 my ($self) = @_;
1504 1522
1505 # TODO: safety, remove and allow resettable per-player maps 1523 # TODO: safety, remove and allow resettable per-player maps
1506 return 1e99 if $self->{path}{user_rel}; 1524 return 1e99 if $self->isa ("ext::map_per_player");#d#
1507 return 1e99 if $self->{deny_reset}; 1525 return 1e99 if $self->{deny_reset};
1508 1526
1509 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1527 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1510 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1528 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1511 1529
… …
1516 my ($self) = @_; 1534 my ($self) = @_;
1517 1535
1518 $self->reset_at <= $cf::RUNTIME 1536 $self->reset_at <= $cf::RUNTIME
1519} 1537}
1520 1538
1521sub unlink_save {
1522 my ($self) = @_;
1523
1524 utf8::encode (my $save = $self->{path}->save_path);
1525 aioreq_pri 3; IO::AIO::aio_unlink $save;
1526 aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1527}
1528
1529sub rename {
1530 my ($self, $new_path) = @_;
1531
1532 $self->unlink_save;
1533
1534 delete $cf::MAP{$self->path};
1535 $self->{path} = new cf::path $new_path;
1536 $self->path ($self->{path}->as_string);
1537 $cf::MAP{$self->path} = $self;
1538
1539 $self->save;
1540}
1541
1542sub reset { 1539sub reset {
1543 my ($self) = @_; 1540 my ($self) = @_;
1544 1541
1545 my $lock = cf::lock_acquire "map_data:" . $self->path; 1542 my $lock = cf::lock_acquire "map_data:$self->{path}";
1546 1543
1547 return if $self->players; 1544 return if $self->players;
1548 return if $self->{path}{user_rel};#d# 1545 return if $self->isa ("ext::map_per_player");#d#
1549 1546
1550 warn "resetting map ", $self->path;#d# 1547 warn "resetting map ", $self->path;#d#
1551 1548
1552 delete $cf::MAP{$self->path}; 1549 delete $cf::MAP{$self->path};
1550
1551 $self->in_memory (cf::MAP_SWAPPED);
1552 $self->clear;
1553 1553
1554 $_->clear_links_to ($self) for values %cf::MAP; 1554 $_->clear_links_to ($self) for values %cf::MAP;
1555 1555
1556 $self->unlink_save; 1556 $self->unlink_save;
1557 $self->destroy; 1557 $self->destroy;
… …
1560my $nuke_counter = "aaaa"; 1560my $nuke_counter = "aaaa";
1561 1561
1562sub nuke { 1562sub nuke {
1563 my ($self) = @_; 1563 my ($self) = @_;
1564 1564
1565 delete $cf::MAP{$self->path};
1566
1567 $self->unlink_save;
1568
1569 bless $self, "cf::map";
1570 delete $self->{deny_reset};
1565 $self->{deny_save} = 1; 1571 $self->{deny_save} = 1;
1566 $self->reset_timeout (1); 1572 $self->reset_timeout (1);
1567 $self->rename ("{nuke}/" . ($nuke_counter++)); 1573 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1574
1575 $cf::MAP{$self->path} = $self;
1576
1568 $self->reset; # polite request, might not happen 1577 $self->reset; # polite request, might not happen
1569} 1578}
1570 1579
1571sub customise_for { 1580=item cf::map::unique_maps
1572 my ($map, $ob) = @_;
1573 1581
1574 if ($map->per_player) { 1582Returns an arrayref of paths of all shared maps that have
1575 return cf::map::find "~" . $ob->name . "/" . $map->{path}{path}; 1583instantiated unique items. May block.
1576 }
1577 1584
1578 $map 1585=cut
1586
1587sub unique_maps() {
1588 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
1589 or return;
1590
1591 my @paths;
1592
1593 for (@$files) {
1594 utf8::decode $_;
1595 next if /\.pst$/;
1596 next unless /^$PATH_SEP/o;
1597
1598 s/\.map$//;
1599 push @paths, $_;
1600 }
1601
1602 \@paths
1579} 1603}
1580 1604
1581package cf; 1605package cf;
1582 1606
1583=back 1607=back
… …
1655 1679
1656=item $player_object->enter_link 1680=item $player_object->enter_link
1657 1681
1658Freezes the player and moves him/her to a special map (C<{link}>). 1682Freezes the player and moves him/her to a special map (C<{link}>).
1659 1683
1660The player should be reaosnably safe there for short amounts of time. You 1684The player should be reasonably safe there for short amounts of time. You
1661I<MUST> call C<leave_link> as soon as possible, though. 1685I<MUST> call C<leave_link> as soon as possible, though.
1662 1686
1687Will never block.
1688
1663=item $player_object->leave_link ($map, $x, $y) 1689=item $player_object->leave_link ($map, $x, $y)
1664 1690
1665Moves the player out of the specila link map onto the given map. If the 1691Moves the player out of the special C<{link}> map onto the specified
1666map is not valid (or omitted), the player will be moved back to the 1692map. If the map is not valid (or omitted), the player will be moved back
1667location he/she was before the call to C<enter_link>, or, if that fails, 1693to the location he/she was before the call to C<enter_link>, or, if that
1668to the emergency map position. 1694fails, to the emergency map position.
1669 1695
1670Might block. 1696Might block.
1671 1697
1672=cut 1698=cut
1699
1700sub link_map {
1701 unless ($LINK_MAP) {
1702 $LINK_MAP = cf::map::find "{link}"
1703 or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
1704 $LINK_MAP->load;
1705 }
1706
1707 $LINK_MAP
1708}
1673 1709
1674sub cf::object::player::enter_link { 1710sub cf::object::player::enter_link {
1675 my ($self) = @_; 1711 my ($self) = @_;
1676 1712
1677 $self->deactivate_recursive; 1713 $self->deactivate_recursive;
1678 1714
1679 return if $self->map == $LINK_MAP; 1715 return if UNIVERSAL::isa $self->map, "ext::map_link";
1680 1716
1681 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1717 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1682 if $self->map; 1718 if $self->map;
1683 1719
1684 $self->enter_map ($LINK_MAP, 20, 20); 1720 $self->enter_map ($LINK_MAP || link_map, 20, 20);
1685} 1721}
1686 1722
1687sub cf::object::player::leave_link { 1723sub cf::object::player::leave_link {
1688 my ($self, $map, $x, $y) = @_; 1724 my ($self, $map, $x, $y) = @_;
1689 1725
… …
1707 # use -1 or undef as default coordinates, not 0, 0 1743 # use -1 or undef as default coordinates, not 0, 0
1708 ($x, $y) = ($map->enter_x, $map->enter_y) 1744 ($x, $y) = ($map->enter_x, $map->enter_y)
1709 if $x <=0 && $y <= 0; 1745 if $x <=0 && $y <= 0;
1710 1746
1711 $map->load; 1747 $map->load;
1748 $map->load_diag;
1712 1749
1713 return unless $self->contr->active; 1750 return unless $self->contr->active;
1714 $self->activate_recursive; 1751 $self->activate_recursive;
1715 $self->enter_map ($map, $x, $y); 1752 $self->enter_map ($map, $x, $y);
1716} 1753}
… …
1752=cut 1789=cut
1753 1790
1754sub cf::object::player::goto { 1791sub cf::object::player::goto {
1755 my ($self, $path, $x, $y) = @_; 1792 my ($self, $path, $x, $y) = @_;
1756 1793
1757 $path = new cf::path $path;
1758 $path ne "/" or Carp::cluck ("oy");#d#
1759
1760 $self->enter_link; 1794 $self->enter_link;
1761 1795
1762 (async { 1796 (async {
1763 my $map = cf::map::find $path->as_string; 1797 my $map = cf::map::find $path;
1764 $map = $map->customise_for ($self) if $map; 1798 $map = $map->customise_for ($self) if $map;
1765 1799
1766# warn "entering ", $map->path, " at ($x, $y)\n" 1800# warn "entering ", $map->path, " at ($x, $y)\n"
1767# if $map; 1801# if $map;
1768 1802
… …
1778 1812
1779sub parse_random_map_params { 1813sub parse_random_map_params {
1780 my ($spec) = @_; 1814 my ($spec) = @_;
1781 1815
1782 my $rmp = { # defaults 1816 my $rmp = { # defaults
1783 xsize => 10, 1817 xsize => -1,
1784 ysize => 10, 1818 ysize => -1,
1785 }; 1819 };
1786 1820
1787 for (split /\n/, $spec) { 1821 for (split /\n/, $spec) {
1788 my ($k, $v) = split /\s+/, $_, 2; 1822 my ($k, $v) = split /\s+/, $_, 2;
1789 1823
… …
1811 1845
1812 $rmp->{random_seed} ||= $exit->random_seed; 1846 $rmp->{random_seed} ||= $exit->random_seed;
1813 1847
1814 my $data = cf::to_json $rmp; 1848 my $data = cf::to_json $rmp;
1815 my $md5 = Digest::MD5::md5_hex $data; 1849 my $md5 = Digest::MD5::md5_hex $data;
1850 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1816 1851
1817 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1852 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1818 aio_write $fh, 0, (length $data), $data, 0; 1853 aio_write $fh, 0, (length $data), $data, 0;
1854 undef $fh;
1855 aio_rename "$meta~", $meta;
1819 1856
1820 $exit->slaying ("?random/$md5"); 1857 $exit->slaying ("?random/$md5");
1821 $exit->msg (undef); 1858 $exit->msg (undef);
1822 } 1859 }
1823} 1860}
… …
1833 $self->deactivate_recursive; # just to be sure 1870 $self->deactivate_recursive; # just to be sure
1834 unless (eval { 1871 unless (eval {
1835 prepare_random_map $exit 1872 prepare_random_map $exit
1836 if $exit->slaying eq "/!"; 1873 if $exit->slaying eq "/!";
1837 1874
1838 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; 1875 my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1839 $self->goto ($path, $exit->stats->hp, $exit->stats->sp); 1876 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1840 1877
1841 1; 1878 1;
1842 }) { 1879 }) {
1843 $self->message ("Something went wrong deep within the crossfire server. " 1880 $self->message ("Something went wrong deep within the crossfire server. "
1844 . "I'll try to bring you back to the map you were before. " 1881 . "I'll try to bring you back to the map you were before. "
1845 . "Please report this to the dungeon master", 1882 . "Please report this to the dungeon master!",
1846 cf::NDI_UNIQUE | cf::NDI_RED); 1883 cf::NDI_UNIQUE | cf::NDI_RED);
1847 1884
1848 warn "ERROR in enter_exit: $@"; 1885 warn "ERROR in enter_exit: $@";
1849 $self->leave_link; 1886 $self->leave_link;
1850 } 1887 }
… …
2193 2230
2194sub main { 2231sub main {
2195 # we must not ever block the main coroutine 2232 # we must not ever block the main coroutine
2196 local $Coro::idle = sub { 2233 local $Coro::idle = sub {
2197 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2234 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2235 (async {
2198 async { Event::one_event }; 2236 Event::one_event;
2237 })->prio (Coro::PRIO_MAX);
2199 }; 2238 };
2200 2239
2201 cfg_load; 2240 cfg_load;
2202 db_load; 2241 db_load;
2203 load_extensions; 2242 load_extensions;
… …
2218 }, 2257 },
2219 ); 2258 );
2220 } 2259 }
2221} 2260}
2222 2261
2223sub emergency_save { 2262sub emergency_save() {
2224 my $freeze_guard = cf::freeze_mainloop; 2263 my $freeze_guard = cf::freeze_mainloop;
2225 2264
2226 warn "enter emergency perl save\n"; 2265 warn "enter emergency perl save\n";
2227 2266
2228 cf::sync_job { 2267 cf::sync_job {
2229 # use a peculiar iteration method to avoid tripping on perl 2268 # use a peculiar iteration method to avoid tripping on perl
2230 # refcount bugs in for. also avoids problems with players 2269 # refcount bugs in for. also avoids problems with players
2231 # and maps saved/Destroyed asynchronously. 2270 # and maps saved/destroyed asynchronously.
2232 warn "begin emergency player save\n"; 2271 warn "begin emergency player save\n";
2233 for my $login (keys %cf::PLAYER) { 2272 for my $login (keys %cf::PLAYER) {
2234 my $pl = $cf::PLAYER{$login} or next; 2273 my $pl = $cf::PLAYER{$login} or next;
2235 $pl->valid or next; 2274 $pl->valid or next;
2236 $pl->save; 2275 $pl->save;
… …
2256 return; 2295 return;
2257 } 2296 }
2258 2297
2259 warn "reloading..."; 2298 warn "reloading...";
2260 2299
2300 warn "freezing server";
2261 my $guard = freeze_mainloop; 2301 my $guard = freeze_mainloop;
2262 cf::emergency_save; 2302 cf::emergency_save;
2263 2303
2304 warn "sync database to disk";
2305 cf::db_sync;
2306 IO::AIO::flush;
2307
2264 eval { 2308 eval {
2265 # if anything goes wrong in here, we should simply crash as we already saved 2309 # if anything goes wrong in here, we should simply crash as we already saved
2266 2310
2267 # cancel all watchers 2311 warn "cancel all watchers";
2268 for (Event::all_watchers) { 2312 for (Event::all_watchers) {
2269 $_->cancel if $_->data & WF_AUTOCANCEL; 2313 $_->cancel if $_->data & WF_AUTOCANCEL;
2270 } 2314 }
2271 2315
2272 # cancel all extension coros 2316 warn "cancel all extension coros";
2273 $_->cancel for values %EXT_CORO; 2317 $_->cancel for values %EXT_CORO;
2274 %EXT_CORO = (); 2318 %EXT_CORO = ();
2275 2319
2320 warn "remove commands";
2321 %COMMAND = ();
2322
2323 warn "remove ext commands";
2324 %EXTCMD = ();
2325
2276 # unload all extensions 2326 warn "unload/nuke all extensions";
2277 for (@exts) { 2327 for my $pkg (@EXTS) {
2278 warn "unloading <$_>"; 2328 warn "... unloading $pkg";
2279 unload_extension $_; 2329
2330 if (my $cb = $pkg->can ("unload")) {
2331 eval {
2332 $cb->($pkg);
2333 1
2334 } or warn "$pkg unloaded, but with errors: $@";
2280 } 2335 }
2281 2336
2337 warn "... nuking $pkg";
2338 Symbol::delete_package $pkg;
2339 }
2340
2282 # unload all modules loaded from $LIBDIR 2341 warn "unload all perl modules loaded from $LIBDIR";
2283 while (my ($k, $v) = each %INC) { 2342 while (my ($k, $v) = each %INC) {
2284 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2343 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2285 2344
2286 warn "removing <$k>"; 2345 warn "removing <$k>";
2287 delete $INC{$k}; 2346 delete $INC{$k};
… …
2294 } 2353 }
2295 2354
2296 Symbol::delete_package $k; 2355 Symbol::delete_package $k;
2297 } 2356 }
2298 2357
2299 # sync database to disk
2300 cf::db_sync;
2301 IO::AIO::flush;
2302
2303 # get rid of safe::, as good as possible 2358 warn "get rid of safe::, as good as possible";
2304 Symbol::delete_package "safe::$_" 2359 Symbol::delete_package "safe::$_"
2305 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2360 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2306 2361
2307 # remove register_script_function callbacks
2308 # TODO
2309
2310 # unload cf.pm "a bit" 2362 warn "unload cf.pm \"a bit\"";
2311 delete $INC{"cf.pm"}; 2363 delete $INC{"cf.pm"};
2312 2364
2313 # don't, removes xs symbols, too, 2365 # don't, removes xs symbols, too,
2314 # and global variables created in xs 2366 # and global variables created in xs
2315 #Symbol::delete_package __PACKAGE__; 2367 #Symbol::delete_package __PACKAGE__;
2316 2368
2317 # reload cf.pm
2318 warn "reloading cf.pm"; 2369 warn "reloading cf.pm";
2319 require cf; 2370 require cf;
2320 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2371 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2321 2372
2322 # load config and database again 2373 warn "load config and database again";
2323 cf::cfg_load; 2374 cf::cfg_load;
2324 cf::db_load; 2375 cf::db_load;
2325 2376
2326 # load extensions
2327 warn "load extensions"; 2377 warn "load extensions";
2328 cf::load_extensions; 2378 cf::load_extensions;
2329 2379
2330 # reattach attachments to objects 2380 warn "reattach attachments to objects/players";
2331 warn "reattach";
2332 _global_reattach; 2381 _global_reattach;
2382 warn "reattach attachments to maps";
2333 reattach $_ for values %MAP; 2383 reattach $_ for values %MAP;
2334 }; 2384 };
2335 2385
2336 if ($@) { 2386 if ($@) {
2337 warn $@; 2387 warn $@;
2338 warn "error while reloading, exiting."; 2388 warn "error while reloading, exiting.";
2339 exit 1; 2389 exit 1;
2340 } 2390 }
2341 2391
2342 warn "reloaded successfully"; 2392 warn "reloaded";
2343}; 2393};
2344 2394
2345############################################################################# 2395our $RELOAD_WATCHER; # used only during reload
2346
2347unless ($LINK_MAP) {
2348 $LINK_MAP = cf::map::new;
2349
2350 $LINK_MAP->width (41);
2351 $LINK_MAP->height (41);
2352 $LINK_MAP->alloc;
2353 $LINK_MAP->path ("{link}");
2354 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2355 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2356
2357 # dirty hack because... archetypes are not yet loaded
2358 Event->timer (
2359 after => 10,
2360 cb => sub {
2361 $_[0]->w->cancel;
2362
2363 # provide some exits "home"
2364 my $exit = cf::object::new "exit";
2365
2366 $exit->slaying ($EMERGENCY_POSITION->[0]);
2367 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
2368 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
2369
2370 $LINK_MAP->insert ($exit->clone, 19, 19);
2371 $LINK_MAP->insert ($exit->clone, 19, 20);
2372 $LINK_MAP->insert ($exit->clone, 19, 21);
2373 $LINK_MAP->insert ($exit->clone, 20, 19);
2374 $LINK_MAP->insert ($exit->clone, 20, 21);
2375 $LINK_MAP->insert ($exit->clone, 21, 19);
2376 $LINK_MAP->insert ($exit->clone, 21, 20);
2377 $LINK_MAP->insert ($exit->clone, 21, 21);
2378
2379 $exit->destroy;
2380 });
2381
2382 $LINK_MAP->{deny_save} = 1;
2383 $LINK_MAP->{deny_reset} = 1;
2384
2385 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2386}
2387
2388register "<global>", __PACKAGE__;
2389 2396
2390register_command "reload" => sub { 2397register_command "reload" => sub {
2391 my ($who, $arg) = @_; 2398 my ($who, $arg) = @_;
2392 2399
2393 if ($who->flag (FLAG_WIZ)) { 2400 if ($who->flag (FLAG_WIZ)) {
2394 $who->message ("start of reload."); 2401 $who->message ("reloading server.");
2402
2403 # doing reload synchronously and two reloads happen back-to-back,
2404 # coro crashes during coro_state_free->destroy here.
2405
2406 $RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2395 reload; 2407 reload;
2396 $who->message ("end of reload."); 2408 undef $RELOAD_WATCHER;
2409 });
2397 } 2410 }
2398}; 2411};
2399 2412
2400unshift @INC, $LIBDIR; 2413unshift @INC, $LIBDIR;
2401 2414
… …
2403 reentrant => 0, 2416 reentrant => 0,
2404 prio => 0, 2417 prio => 0,
2405 at => $NEXT_TICK || $TICK, 2418 at => $NEXT_TICK || $TICK,
2406 data => WF_AUTOCANCEL, 2419 data => WF_AUTOCANCEL,
2407 cb => sub { 2420 cb => sub {
2421 $NOW = Event::time;
2422
2408 cf::server_tick; # one server iteration 2423 cf::server_tick; # one server iteration
2409 $RUNTIME += $TICK; 2424 $RUNTIME += $TICK;
2410 $NEXT_TICK += $TICK; 2425 $NEXT_TICK += $TICK;
2411 2426
2412 $WAIT_FOR_TICK->broadcast; 2427 $WAIT_FOR_TICK->broadcast;
… …
2420 }, 2435 },
2421); 2436);
2422 2437
2423IO::AIO::max_poll_time $TICK * 0.2; 2438IO::AIO::max_poll_time $TICK * 0.2;
2424 2439
2425Event->io ( 2440$AIO_POLL_WATCHER = Event->io (
2426 fd => IO::AIO::poll_fileno, 2441 fd => IO::AIO::poll_fileno,
2427 poll => 'r', 2442 poll => 'r',
2428 prio => 5, 2443 prio => 5,
2429 data => WF_AUTOCANCEL, 2444 data => WF_AUTOCANCEL,
2430 cb => \&IO::AIO::poll_cb, 2445 cb => \&IO::AIO::poll_cb,
2431); 2446);
2432 2447
2433Event->timer ( 2448$WRITE_RUNTIME_WATCHER = Event->timer (
2434 data => WF_AUTOCANCEL, 2449 data => WF_AUTOCANCEL,
2435 after => 0, 2450 after => 0,
2436 interval => 10, 2451 interval => 10,
2437 cb => sub { 2452 cb => sub {
2438 (Coro::unblock_sub { 2453 (Coro::unblock_sub {

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