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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC vs.
Revision 1.222 by root, Tue Mar 6 03:06:00 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 3.5 ();
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 BDB ();
20use Data::Dumper; 21use Data::Dumper;
21use Digest::MD5; 22use Digest::MD5;
22use Fcntl; 23use Fcntl;
23use IO::AIO 2.32 (); 24use IO::AIO 2.32 ();
24use YAML::Syck (); 25use YAML::Syck ();
25use Time::HiRes; 26use Time::HiRes;
27use Compress::LZF;
28
29Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
26 30
27use Event; $Event::Eval = 1; # no idea why this is required, but it is 31use Event; $Event::Eval = 1; # no idea why this is required, but it is
28 32
29sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30 34
44our @EVENT; 48our @EVENT;
45our $LIBDIR = datadir . "/ext"; 49our $LIBDIR = datadir . "/ext";
46 50
47our $TICK = MAX_TIME * 1e-6; 51our $TICK = MAX_TIME * 1e-6;
48our $TICK_WATCHER; 52our $TICK_WATCHER;
53our $AIO_POLL_WATCHER;
54our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
49our $NEXT_TICK; 55our $NEXT_TICK;
50our $NOW; 56our $NOW;
57our $USE_FSYNC = 1; # use fsync to write maps - default off
58
59our $BDB_POLL_WATCHER;
60our $DB_ENV;
51 61
52our %CFG; 62our %CFG;
53 63
54our $UPTIME; $UPTIME ||= time; 64our $UPTIME; $UPTIME ||= time;
55our $RUNTIME; 65our $RUNTIME;
56 66
57our %PLAYER; # all users 67our %PLAYER; # all users
58our %MAP; # all maps 68our %MAP; # all maps
59our $LINK_MAP; # the special {link} map 69our $LINK_MAP; # the special {link} map, which is always available
60our $RANDOM_MAPS = cf::localdir . "/random"; 70our $RANDOM_MAPS = cf::localdir . "/random";
71our $BDB_ENV_DIR = cf::localdir . "/db";
61 72
62our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal; 73our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
63our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal; 74our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
75
76# used to convert map paths into valid unix filenames by replacing / by ∕
77our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
64 78
65binmode STDOUT; 79binmode STDOUT;
66binmode STDERR; 80binmode STDERR;
67 81
68# read virtual server time, if available 82# read virtual server time, if available
75mkdir cf::localdir; 89mkdir cf::localdir;
76mkdir cf::localdir . "/" . cf::playerdir; 90mkdir cf::localdir . "/" . cf::playerdir;
77mkdir cf::localdir . "/" . cf::tmpdir; 91mkdir cf::localdir . "/" . cf::tmpdir;
78mkdir cf::localdir . "/" . cf::uniquedir; 92mkdir cf::localdir . "/" . cf::uniquedir;
79mkdir $RANDOM_MAPS; 93mkdir $RANDOM_MAPS;
94mkdir $BDB_ENV_DIR;
80 95
81# a special map that is always available
82our $LINK_MAP;
83our $EMERGENCY_POSITION; 96our $EMERGENCY_POSITION;
97
98sub cf::map::normalise;
84 99
85############################################################################# 100#############################################################################
86 101
87=head2 GLOBAL VARIABLES 102=head2 GLOBAL VARIABLES
88 103
256} 271}
257 272
258sub freeze_mainloop { 273sub freeze_mainloop {
259 return unless $TICK_WATCHER->is_active; 274 return unless $TICK_WATCHER->is_active;
260 275
261 my $guard = Coro::guard { $TICK_WATCHER->start }; 276 my $guard = Coro::guard {
277 $TICK_WATCHER->start;
278 };
262 $TICK_WATCHER->stop; 279 $TICK_WATCHER->stop;
263 $guard 280 $guard
264} 281}
265 282
266=item cf::async { BLOCK } 283=item cf::async { BLOCK }
337 354
338 $coro 355 $coro
339} 356}
340 357
341sub write_runtime { 358sub write_runtime {
359 my $guard = cf::lock_acquire "write_runtime";
360
342 my $runtime = cf::localdir . "/runtime"; 361 my $runtime = cf::localdir . "/runtime";
343 362
344 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 363 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
345 or return; 364 or return;
346 365
366 my $value = $cf::RUNTIME + 90 + 10;
347 my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock 367 # 10 is the runtime save interval, for a monotonic clock
368 # 60 allows for the watchdog to kill the server.
369
348 (aio_write $fh, 0, (length $value), $value, 0) <= 0 370 (aio_write $fh, 0, (length $value), $value, 0) <= 0
349 and return; 371 and return;
350 372
373 # always fsync - this file is important
351 aio_fsync $fh 374 aio_fsync $fh
352 and return; 375 and return;
353 376
354 close $fh 377 close $fh
355 or return; 378 or return;
361} 384}
362 385
363=back 386=back
364 387
365=cut 388=cut
366
367#############################################################################
368
369package cf::path;
370
371use overload
372 '""' => \&as_string;
373
374# used to convert map paths into valid unix filenames by repalcing / by ∕
375our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
376
377sub register {
378 my ($pkg, $prefix) = @_;
379
380 $EXT_MAP{$prefix} = $pkg;
381}
382
383sub new {
384 my ($class, $path, $base) = @_;
385
386 return $path if ref $path;
387
388 my $self = {};
389
390 # {... are special paths that are not being touched
391 # ?xxx/... are special absolute paths
392 # ?random/... random maps
393 # /! non-realised random map exit
394 # /... normal maps
395 # ~/... per-player maps without a specific player (DO NOT USE)
396 # ~user/... per-player map of a specific user
397
398 $path =~ s/$PATH_SEP/\//go;
399
400 if ($path =~ /^{/) {
401 # fine as it is
402 } else {
403 if ($path =~ s{^~([^/]+)?}{}) {
404 # ~user
405 $self->{user_rel} = 1;
406
407 if (defined $1) {
408 $self->{user} = $1;
409 } elsif ($base =~ m{^~([^/]+)/}) {
410 $self->{user} = $1;
411 } else {
412 warn "cannot resolve user-relative path without user <$path,$base>\n";
413 }
414 } elsif ($path =~ s{^\?([^/]+)/}{}) {
415 # ?...
416 $self->{ext} = $1;
417 if (my $ext = $EXT_MAP{$1}) {
418 bless $self, $ext;
419 }
420 } elsif ($path =~ /^\//) {
421 # /...
422 # already absolute
423 } else {
424 # relative
425 $base =~ s{[^/]+/?$}{};
426 return $class->new ("$base/$path");
427 }
428
429 for ($path) {
430 redo if s{/\.?/}{/};
431 redo if s{/[^/]+/\.\./}{/};
432 }
433 }
434
435 $self->{path} = $path;
436
437 if ("HASH" eq ref $self) {
438 bless $self, $class;
439 } else {
440 $self->init;
441 }
442
443 for my $ext (values %EXT_MAP) {
444 if (my $subst = $ext->substitute ($self)) {
445 return $subst;
446 }
447 }
448
449 $self
450}
451
452sub init {
453 # nop
454}
455
456sub substitute {
457 ()
458}
459
460# the name / primary key / in-game path
461sub as_string {
462 my ($self) = @_;
463
464 $self->{user_rel} ? "~$self->{user}$self->{path}"
465 : $self->{ext} ? "?$self->{ext}/$self->{path}"
466 : $self->{path}
467}
468
469# the displayed name, this is a one way mapping
470sub visible_name {
471 &as_string
472}
473
474# escape the /'s in the path
475sub _escaped_path {
476 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
477
478 $path
479}
480
481# the original (read-only) location
482sub load_path {
483 my ($self) = @_;
484
485 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
486}
487
488# the temporary/swap location
489sub save_path {
490 my ($self) = @_;
491
492 $self->{user_rel}
493 ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
494 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
495}
496
497# the unique path, undef == no special unique path
498sub uniq_path {
499 my ($self) = @_;
500
501 $self->{user_rel} || $self->{ext}
502 ? undef
503 : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
504}
505
506sub customise_for {
507 my ($self, $map, $ob) = @_;
508
509 if ($map->per_player) {
510 return cf::map::find ("~" . $ob->name . "/" . $map->{path}{path});
511 }
512
513 $map
514}
515
516# this is somewhat ugly, but style maps do need special treatment
517sub is_style_map {
518 $_[0]{path} =~ m{^/styles/}
519}
520
521sub load_orig {
522 my ($self) = @_;
523
524 &cf::map::load_map_header ($self->load_path)
525}
526
527sub load_temp {
528 my ($self) = @_;
529
530 &cf::map::load_map_header ($self->save_path)
531}
532
533sub unlink_save {
534 my ($self) = @_;
535
536 utf8::encode (my $save = $self->save_path);
537 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
538 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
539}
540
541package cf;
542 389
543############################################################################# 390#############################################################################
544 391
545=head2 ATTACHABLE OBJECTS 392=head2 ATTACHABLE OBJECTS
546 393
672our @CB_TYPE = (); # registry for type (cf-object class) based events 519our @CB_TYPE = (); # registry for type (cf-object class) based events
673our @CB_MAP = (); 520our @CB_MAP = ();
674 521
675my %attachment; 522my %attachment;
676 523
524sub cf::attachable::thawer_merge {
525 # simply override everything except _meta
526 local $_[0]{_meta};
527 %{$_[0]} = %{$_[1]};
528}
529
677sub _attach_cb($$$$) { 530sub _attach_cb($$$$) {
678 my ($registry, $event, $prio, $cb) = @_; 531 my ($registry, $event, $prio, $cb) = @_;
679 532
680 use sort 'stable'; 533 use sort 'stable';
681 534
852# object support 705# object support
853 706
854sub reattach { 707sub reattach {
855 # basically do the same as instantiate, without calling instantiate 708 # basically do the same as instantiate, without calling instantiate
856 my ($obj) = @_; 709 my ($obj) = @_;
710
711 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
857 712
858 my $registry = $obj->registry; 713 my $registry = $obj->registry;
859 714
860 @$registry = (); 715 @$registry = ();
861 716
908 $filename, length $$rdata, scalar @$objs; 763 $filename, length $$rdata, scalar @$objs;
909 764
910 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 765 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
911 chmod SAVE_MODE, $fh; 766 chmod SAVE_MODE, $fh;
912 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 767 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
913 aio_fsync $fh; 768 aio_fsync $fh if $cf::USE_FSYNC;
914 close $fh; 769 close $fh;
915 770
916 if (@$objs) { 771 if (@$objs) {
917 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 772 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
918 chmod SAVE_MODE, $fh; 773 chmod SAVE_MODE, $fh;
919 my $data = Storable::nfreeze { version => 1, objs => $objs }; 774 my $data = Storable::nfreeze { version => 1, objs => $objs };
920 aio_write $fh, 0, (length $data), $data, 0; 775 aio_write $fh, 0, (length $data), $data, 0;
921 aio_fsync $fh; 776 aio_fsync $fh if $cf::USE_FSYNC;
922 close $fh; 777 close $fh;
923 aio_rename "$filename.pst~", "$filename.pst"; 778 aio_rename "$filename.pst~", "$filename.pst";
924 } 779 }
925 } else { 780 } else {
926 aio_unlink "$filename.pst"; 781 aio_unlink "$filename.pst";
1048 "package $pkg; use strict; use utf8;\n" 903 "package $pkg; use strict; use utf8;\n"
1049 . "#line 1 \"$path\"\n{\n" 904 . "#line 1 \"$path\"\n{\n"
1050 . (do { local $/; <$fh> }) 905 . (do { local $/; <$fh> })
1051 . "\n};\n1"; 906 . "\n};\n1";
1052 907
1053 eval $source 908 unless (eval $source) {
1054 or die $@ ? "$path: $@\n" 909 my $msg = $@ ? "$path: $@\n"
1055 : "extension disabled.\n"; 910 : "extension disabled.\n";
911 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
912 warn $@;
913 warn "mandatory extension failed to load, exiting.\n";
914 exit 1;
915 }
916 die $@;
917 }
1056 918
1057 push @EXTS, $pkg; 919 push @EXTS, $pkg;
1058} 920}
1059 921
1060sub load_extensions { 922sub load_extensions {
1066 } or warn "$ext not loaded: $@"; 928 } or warn "$ext not loaded: $@";
1067 } 929 }
1068} 930}
1069 931
1070############################################################################# 932#############################################################################
1071# load/save/clean perl data associated with a map
1072
1073*cf::mapsupport::on_clean = sub {
1074 my ($map) = @_;
1075
1076 my $path = $map->tmpname;
1077 defined $path or return;
1078
1079 unlink "$path.pst";
1080};
1081
1082cf::map->attach (prio => -10000, package => cf::mapsupport::);
1083
1084#############################################################################
1085 933
1086=head2 CORE EXTENSIONS 934=head2 CORE EXTENSIONS
1087 935
1088Functions and methods that extend core crossfire objects. 936Functions and methods that extend core crossfire objects.
1089 937
1125 973
1126sub exists($) { 974sub exists($) {
1127 my ($login) = @_; 975 my ($login) = @_;
1128 976
1129 $cf::PLAYER{$login} 977 $cf::PLAYER{$login}
1130 or cf::sync_job { !aio_stat $login } 978 or cf::sync_job { !aio_stat path $login }
1131} 979}
1132 980
1133sub find($) { 981sub find($) {
1134 return $cf::PLAYER{$_[0]} || do { 982 return $cf::PLAYER{$_[0]} || do {
1135 my $login = $_[0]; 983 my $login = $_[0];
1181 1029
1182=cut 1030=cut
1183 1031
1184sub quit_character { 1032sub quit_character {
1185 my ($pl) = @_; 1033 my ($pl) = @_;
1034
1035 my $name = $pl->ob->name;
1186 1036
1187 $pl->{deny_save} = 1; 1037 $pl->{deny_save} = 1;
1188 $pl->password ("*"); # this should lock out the player until we nuked the dir 1038 $pl->password ("*"); # this should lock out the player until we nuked the dir
1189 1039
1190 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1040 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1195 my $path = playerdir $pl; 1045 my $path = playerdir $pl;
1196 my $temp = "$path~$cf::RUNTIME~deleting~"; 1046 my $temp = "$path~$cf::RUNTIME~deleting~";
1197 aio_rename $path, $temp; 1047 aio_rename $path, $temp;
1198 delete $cf::PLAYER{$pl->ob->name}; 1048 delete $cf::PLAYER{$pl->ob->name};
1199 $pl->destroy; 1049 $pl->destroy;
1050
1051 my $prefix = qr<^~\Q$name\E/>;
1052
1053 # nuke player maps
1054 $cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
1055
1200 IO::AIO::aio_rmtree $temp; 1056 IO::AIO::aio_rmtree $temp;
1057}
1058
1059=item $pl->kick
1060
1061Kicks a player out of the game. This destroys the connection.
1062
1063=cut
1064
1065sub kick {
1066 my ($pl, $kicker) = @_;
1067
1068 $pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
1069 $pl->killer ("kicked");
1070 $pl->ns->destroy;
1201} 1071}
1202 1072
1203=item cf::player::list_logins 1073=item cf::player::list_logins
1204 1074
1205Returns am arrayref of all valid playernames in the system, can take a 1075Returns am arrayref of all valid playernames in the system, can take a
1225 \@logins 1095 \@logins
1226} 1096}
1227 1097
1228=item $player->maps 1098=item $player->maps
1229 1099
1230Returns an arrayref of cf::path's of all maps that are private for this 1100Returns an arrayref of map paths that are private for this
1231player. May block. 1101player. May block.
1232 1102
1233=cut 1103=cut
1234 1104
1235sub maps($) { 1105sub maps($) {
1236 my ($pl) = @_; 1106 my ($pl) = @_;
1107
1108 $pl = ref $pl ? $pl->ob->name : $pl;
1237 1109
1238 my $files = aio_readdir playerdir $pl 1110 my $files = aio_readdir playerdir $pl
1239 or return; 1111 or return;
1240 1112
1241 my @paths; 1113 my @paths;
1243 for (@$files) { 1115 for (@$files) {
1244 utf8::decode $_; 1116 utf8::decode $_;
1245 next if /\.(?:pl|pst)$/; 1117 next if /\.(?:pl|pst)$/;
1246 next unless /^$PATH_SEP/o; 1118 next unless /^$PATH_SEP/o;
1247 1119
1248 push @paths, new cf::path "~" . $pl->ob->name . "/" . $_; 1120 push @paths, cf::map::normalise "~$pl/$_";
1249 } 1121 }
1250 1122
1251 \@paths 1123 \@paths
1252} 1124}
1253 1125
1279package cf::map; 1151package cf::map;
1280 1152
1281use Fcntl; 1153use Fcntl;
1282use Coro::AIO; 1154use Coro::AIO;
1283 1155
1156use overload
1157 '""' => \&as_string,
1158 fallback => 1;
1159
1284our $MAX_RESET = 3600; 1160our $MAX_RESET = 3600;
1285our $DEFAULT_RESET = 3000; 1161our $DEFAULT_RESET = 3000;
1286 1162
1287sub generate_random_map { 1163sub generate_random_map {
1288 my ($path, $rmp) = @_; 1164 my ($self, $rmp) = @_;
1289
1290 # mit "rum" bekleckern, nicht 1165 # mit "rum" bekleckern, nicht
1291 cf::map::_create_random_map ( 1166 $self->_create_random_map (
1292 $path,
1293 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1167 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1294 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1168 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1295 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1169 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1296 $rmp->{exit_on_final_map}, 1170 $rmp->{exit_on_final_map},
1297 $rmp->{xsize}, $rmp->{ysize}, 1171 $rmp->{xsize}, $rmp->{ysize},
1302 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1176 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1303 (cf::region::find $rmp->{region}), $rmp->{custom} 1177 (cf::region::find $rmp->{region}), $rmp->{custom}
1304 ) 1178 )
1305} 1179}
1306 1180
1181=item cf::map->register ($regex, $prio)
1182
1183Register a handler for the map path matching the given regex at the
1184givne priority (higher is better, built-in handlers have priority 0, the
1185default).
1186
1187=cut
1188
1189sub register {
1190 my (undef, $regex, $prio) = @_;
1191 my $pkg = caller;
1192
1193 no strict;
1194 push @{"$pkg\::ISA"}, __PACKAGE__;
1195
1196 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1197}
1198
1199# also paths starting with '/'
1200$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1201
1202sub thawer_merge {
1203 my ($self, $merge) = @_;
1204
1205 # we have to keep some variables in memory intact
1206 local $self->{path};
1207 local $self->{load_path};
1208 local $self->{deny_save};
1209 local $self->{deny_reset};
1210
1211 $self->SUPER::thawer_merge ($merge);
1212}
1213
1214sub normalise {
1215 my ($path, $base) = @_;
1216
1217 $path = "$path"; # make sure its a string
1218
1219 $path =~ s/\.map$//;
1220
1221 # map plan:
1222 #
1223 # /! non-realised random map exit (special hack!)
1224 # {... are special paths that are not being touched
1225 # ?xxx/... are special absolute paths
1226 # ?random/... random maps
1227 # /... normal maps
1228 # ~user/... per-player map of a specific user
1229
1230 $path =~ s/$PATH_SEP/\//go;
1231
1232 # treat it as relative path if it starts with
1233 # something that looks reasonable
1234 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1235 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1236
1237 $base =~ s{[^/]+/?$}{};
1238 $path = "$base/$path";
1239 }
1240
1241 for ($path) {
1242 redo if s{//}{/};
1243 redo if s{/\.?/}{/};
1244 redo if s{/[^/]+/\.\./}{/};
1245 }
1246
1247 $path
1248}
1249
1250sub new_from_path {
1251 my (undef, $path, $base) = @_;
1252
1253 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1254
1255 $path = normalise $path, $base;
1256
1257 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1258 if ($path =~ $EXT_MAP{$pkg}[1]) {
1259 my $self = bless cf::map::new, $pkg;
1260 $self->{path} = $path; $self->path ($path);
1261 $self->init; # pass $1 etc.
1262 return $self;
1263 }
1264 }
1265
1266 Carp::carp "unable to resolve path '$path' (base '$base').";
1267 ()
1268}
1269
1270sub init {
1271 my ($self) = @_;
1272
1273 $self
1274}
1275
1276sub as_string {
1277 my ($self) = @_;
1278
1279 "$self->{path}"
1280}
1281
1282# the displayed name, this is a one way mapping
1283sub visible_name {
1284 &as_string
1285}
1286
1287# the original (read-only) location
1288sub load_path {
1289 my ($self) = @_;
1290
1291 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1292}
1293
1294# the temporary/swap location
1295sub save_path {
1296 my ($self) = @_;
1297
1298 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1299 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1300}
1301
1302# the unique path, undef == no special unique path
1303sub uniq_path {
1304 my ($self) = @_;
1305
1306 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1307 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1308}
1309
1307# and all this just because we cannot iterate over 1310# and all this just because we cannot iterate over
1308# all maps in C++... 1311# all maps in C++...
1309sub change_all_map_light { 1312sub change_all_map_light {
1310 my ($change) = @_; 1313 my ($change) = @_;
1311 1314
1312 $_->change_map_light ($change) 1315 $_->change_map_light ($change)
1313 for grep $_->outdoor, values %cf::MAP; 1316 for grep $_->outdoor, values %cf::MAP;
1314} 1317}
1315 1318
1319sub unlink_save {
1320 my ($self) = @_;
1321
1322 utf8::encode (my $save = $self->save_path);
1323 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1324 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1325}
1326
1316sub load_map_header($) { 1327sub load_header_from($) {
1317 my ($path) = @_; 1328 my ($self, $path) = @_;
1318 1329
1319 utf8::encode $path; 1330 utf8::encode $path;
1320 aio_open $path, O_RDONLY, 0 1331 #aio_open $path, O_RDONLY, 0
1332 # or return;
1333
1334 $self->_load_header ($path)
1321 or return; 1335 or return;
1322 1336
1323 my $map = cf::map::new 1337 $self->{load_path} = $path;
1338
1339 1
1340}
1341
1342sub load_header_orig {
1343 my ($self) = @_;
1344
1345 $self->load_header_from ($self->load_path)
1346}
1347
1348sub load_header_temp {
1349 my ($self) = @_;
1350
1351 $self->load_header_from ($self->save_path)
1352}
1353
1354sub prepare_temp {
1355 my ($self) = @_;
1356
1357 $self->last_access ((delete $self->{last_access})
1358 || $cf::RUNTIME); #d#
1359 # safety
1360 $self->{instantiate_time} = $cf::RUNTIME
1361 if $self->{instantiate_time} > $cf::RUNTIME;
1362}
1363
1364sub prepare_orig {
1365 my ($self) = @_;
1366
1367 $self->{load_original} = 1;
1368 $self->{instantiate_time} = $cf::RUNTIME;
1369 $self->last_access ($cf::RUNTIME);
1370 $self->instantiate;
1371}
1372
1373sub load_header {
1374 my ($self) = @_;
1375
1376 if ($self->load_header_temp) {
1377 $self->prepare_temp;
1378 } else {
1379 $self->load_header_orig
1324 or return; 1380 or return;
1381 $self->prepare_orig;
1382 }
1325 1383
1326 # for better error messages only, will be overwritten later 1384 1
1327 $map->path ($path);
1328
1329 $map->load_header ($path)
1330 or return;
1331
1332 $map->{load_path} = $path;
1333
1334 $map
1335} 1385}
1336 1386
1337sub find; 1387sub find;
1338sub find { 1388sub find {
1339 my ($path, $origin) = @_; 1389 my ($path, $origin) = @_;
1340 1390
1341 #warn "find<$path,$origin>\n";#d#
1342
1343 $path = new cf::path $path, $origin && $origin->path; 1391 $path = normalise $path, $origin && $origin->path;
1344 my $key = $path->as_string;
1345 1392
1346 cf::lock_wait "map_find:$key"; 1393 cf::lock_wait "map_find:$path";
1347 1394
1348 $cf::MAP{$key} || do { 1395 $cf::MAP{$path} || do {
1349 my $guard = cf::lock_acquire "map_find:$key"; 1396 my $guard = cf::lock_acquire "map_find:$path";
1350 1397 my $map = new_from_path cf::map $path
1351 # do it the slow way
1352 my $map = $path->load_temp;
1353
1354 Coro::cede;
1355
1356 if ($map) {
1357 $map->last_access ((delete $map->{last_access})
1358 || $cf::RUNTIME); #d#
1359 # safety
1360 $map->{instantiate_time} = $cf::RUNTIME
1361 if $map->{instantiate_time} > $cf::RUNTIME;
1362 } else {
1363 $map = $path->load_orig
1364 or return; 1398 or return;
1365 1399
1366 $map->{load_original} = 1;
1367 $map->{instantiate_time} = $cf::RUNTIME;
1368 $map->last_access ($cf::RUNTIME);
1369 $map->instantiate;
1370
1371 # per-player maps become, after loading, normal maps
1372 $map->per_player (0) if $path->{user_rel};
1373 }
1374
1375 $map->path ($key);
1376 $map->{path} = $path;
1377 $map->{last_save} = $cf::RUNTIME; 1400 $map->{last_save} = $cf::RUNTIME;
1378 1401
1379 Coro::cede; 1402 $map->load_header
1403 or return;
1380 1404
1381 if ($map->should_reset) { 1405 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1406 # doing this can freeze the server in a sync job, obviously
1407 #$cf::WAIT_FOR_TICK->wait;
1382 $map->reset; 1408 $map->reset;
1383 undef $guard; 1409 undef $guard;
1384 $map = find $path 1410 return find $path;
1385 or return;
1386 } 1411 }
1387 1412
1388 $cf::MAP{$key} = $map 1413 $cf::MAP{$path} = $map
1389 } 1414 }
1390} 1415}
1416
1417sub pre_load { }
1418sub post_load { }
1391 1419
1392sub load { 1420sub load {
1393 my ($self) = @_; 1421 my ($self) = @_;
1394 1422
1423 local $self->{deny_reset} = 1; # loading can take a long time
1424
1395 my $path = $self->{path}; 1425 my $path = $self->{path};
1396 my $guard = cf::lock_acquire "map_load:" . $path->as_string; 1426 my $guard = cf::lock_acquire "map_load:$path";
1397 1427
1398 return if $self->in_memory != cf::MAP_SWAPPED; 1428 return if $self->in_memory != cf::MAP_SWAPPED;
1399 1429
1400 $self->in_memory (cf::MAP_LOADING); 1430 $self->in_memory (cf::MAP_LOADING);
1401 1431
1402 $self->alloc; 1432 $self->alloc;
1433
1434 $self->pre_load;
1435
1403 $self->load_objects ($self->{load_path}, 1) 1436 $self->_load_objects ($self->{load_path}, 1)
1404 or return; 1437 or return;
1405 1438
1406 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1439 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1407 if delete $self->{load_original}; 1440 if delete $self->{load_original};
1408 1441
1409 if (my $uniq = $path->uniq_path) { 1442 if (my $uniq = $self->uniq_path) {
1410 utf8::encode $uniq; 1443 utf8::encode $uniq;
1411 if (aio_open $uniq, O_RDONLY, 0) { 1444 if (aio_open $uniq, O_RDONLY, 0) {
1412 $self->clear_unique_items; 1445 $self->clear_unique_items;
1413 $self->load_objects ($uniq, 0); 1446 $self->_load_objects ($uniq, 0);
1414 } 1447 }
1415 } 1448 }
1416 1449
1417 Coro::cede; 1450 Coro::cede;
1418 1451
1419 # now do the right thing for maps 1452 # now do the right thing for maps
1420 $self->link_multipart_objects; 1453 $self->link_multipart_objects;
1421 1454
1422 if ($self->{path}->is_style_map) { 1455 unless ($self->{deny_activate}) {
1423 $self->{deny_save} = 1;
1424 $self->{deny_reset} = 1;
1425 } else {
1426 $self->decay_objects; 1456 $self->decay_objects;
1427 $self->fix_auto_apply; 1457 $self->fix_auto_apply;
1428 $self->update_buttons; 1458 $self->update_buttons;
1459 Coro::cede;
1429 $self->set_darkness_map; 1460 $self->set_darkness_map;
1430 $self->difficulty ($self->estimate_difficulty) 1461 $self->difficulty ($self->estimate_difficulty)
1431 unless $self->difficulty; 1462 unless $self->difficulty;
1463 Coro::cede;
1432 $self->activate; 1464 $self->activate;
1433 } 1465 }
1434 1466
1435 Coro::cede; 1467 $self->post_load;
1436 1468
1437 $self->in_memory (cf::MAP_IN_MEMORY); 1469 $self->in_memory (cf::MAP_IN_MEMORY);
1470}
1471
1472sub customise_for {
1473 my ($self, $ob) = @_;
1474
1475 return find "~" . $ob->name . "/" . $self->{path}
1476 if $self->per_player;
1477
1478 $self
1438} 1479}
1439 1480
1440# find and load all maps in the 3x3 area around a map 1481# find and load all maps in the 3x3 area around a map
1441sub load_diag { 1482sub load_diag {
1442 my ($map) = @_; 1483 my ($map) = @_;
1472 1513
1473 cf::sync_job { $map->load }; 1514 cf::sync_job { $map->load };
1474} 1515}
1475 1516
1476our %MAP_PREFETCH; 1517our %MAP_PREFETCH;
1477our $MAP_PREFETCHER = Coro::async { 1518our $MAP_PREFETCHER = undef;
1478 while () {
1479 while (%MAP_PREFETCH) {
1480 my $key = each %MAP_PREFETCH
1481 or next;
1482 my $path = delete $MAP_PREFETCH{$key};
1483
1484 my $map = find $path
1485 or next;
1486 $map->load;
1487 }
1488 Coro::schedule;
1489 }
1490};
1491 1519
1492sub find_async { 1520sub find_async {
1493 my ($path, $origin) = @_; 1521 my ($path, $origin) = @_;
1494 1522
1495 $path = new cf::path $path, $origin && $origin->path; 1523 $path = normalise $path, $origin && $origin->{path};
1496 my $key = $path->as_string;
1497 1524
1498 if (my $map = $cf::MAP{$key}) { 1525 if (my $map = $cf::MAP{$path}) {
1499 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 1526 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1500 } 1527 }
1501 1528
1502 $MAP_PREFETCH{$key} = $path; 1529 undef $MAP_PREFETCH{$path};
1530 $MAP_PREFETCHER ||= cf::async {
1531 while (%MAP_PREFETCH) {
1532 for my $path (keys %MAP_PREFETCH) {
1533 my $map = find $path
1534 or next;
1535 $map->load;
1536
1537 delete $MAP_PREFETCH{$path};
1538 }
1539 }
1540 undef $MAP_PREFETCHER;
1541 };
1503 $MAP_PREFETCHER->ready; 1542 $MAP_PREFETCHER->prio (6);
1504 1543
1505 () 1544 ()
1506} 1545}
1507 1546
1508sub save { 1547sub save {
1512 1551
1513 $self->{last_save} = $cf::RUNTIME; 1552 $self->{last_save} = $cf::RUNTIME;
1514 1553
1515 return unless $self->dirty; 1554 return unless $self->dirty;
1516 1555
1517 my $save = $self->{path}->save_path; utf8::encode $save; 1556 my $save = $self->save_path; utf8::encode $save;
1518 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1557 my $uniq = $self->uniq_path; utf8::encode $uniq;
1519 1558
1520 $self->{load_path} = $save; 1559 $self->{load_path} = $save;
1521 1560
1522 return if $self->{deny_save}; 1561 return if $self->{deny_save};
1523 1562
1526 cf::async { 1565 cf::async {
1527 $_->contr->save for $self->players; 1566 $_->contr->save for $self->players;
1528 }; 1567 };
1529 1568
1530 if ($uniq) { 1569 if ($uniq) {
1531 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1570 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1532 $self->save_objects ($uniq, cf::IO_UNIQUES); 1571 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1533 } else { 1572 } else {
1534 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1573 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1535 } 1574 }
1536} 1575}
1537 1576
1538sub swap_out { 1577sub swap_out {
1539 my ($self) = @_; 1578 my ($self) = @_;
1553 1592
1554sub reset_at { 1593sub reset_at {
1555 my ($self) = @_; 1594 my ($self) = @_;
1556 1595
1557 # TODO: safety, remove and allow resettable per-player maps 1596 # TODO: safety, remove and allow resettable per-player maps
1558 return 1e99 if $self->{path}{user_rel}; 1597 return 1e99 if $self->isa ("ext::map_per_player");#d#
1559 return 1e99 if $self->{deny_reset}; 1598 return 1e99 if $self->{deny_reset};
1560 1599
1561 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1600 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1562 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1601 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1563 1602
1568 my ($self) = @_; 1607 my ($self) = @_;
1569 1608
1570 $self->reset_at <= $cf::RUNTIME 1609 $self->reset_at <= $cf::RUNTIME
1571} 1610}
1572 1611
1573sub rename {
1574 my ($self, $new_path) = @_;
1575
1576 $self->{path}->unlink_save;
1577
1578 delete $cf::MAP{$self->path};
1579 $self->{path} = new cf::path $new_path;
1580 $self->path ($self->{path}->as_string);
1581 $cf::MAP{$self->path} = $self;
1582
1583 $self->save;
1584}
1585
1586sub reset { 1612sub reset {
1587 my ($self) = @_; 1613 my ($self) = @_;
1588 1614
1589 my $lock = cf::lock_acquire "map_data:" . $self->path; 1615 my $lock = cf::lock_acquire "map_data:$self->{path}";
1590 1616
1591 return if $self->players; 1617 return if $self->players;
1592 return if $self->{path}{user_rel};#d# 1618 return if $self->isa ("ext::map_per_player");#d#
1593 1619
1594 warn "resetting map ", $self->path;#d# 1620 warn "resetting map ", $self->path;#d#
1595 1621
1622 $self->in_memory (cf::MAP_SWAPPED);
1623
1624 # need to save uniques path
1625 unless ($self->{deny_save}) {
1626 my $uniq = $self->uniq_path; utf8::encode $uniq;
1627
1628 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1629 if $uniq;
1630 }
1631
1596 delete $cf::MAP{$self->path}; 1632 delete $cf::MAP{$self->path};
1597 1633
1634 $self->clear;
1635
1598 $_->clear_links_to ($self) for values %cf::MAP; 1636 $_->clear_links_to ($self) for values %cf::MAP;
1599 1637
1600 $self->{path}->unlink_save; 1638 $self->unlink_save;
1601 $self->destroy; 1639 $self->destroy;
1602} 1640}
1603 1641
1604my $nuke_counter = "aaaa"; 1642my $nuke_counter = "aaaa";
1605 1643
1606sub nuke { 1644sub nuke {
1607 my ($self) = @_; 1645 my ($self) = @_;
1608 1646
1647 delete $cf::MAP{$self->path};
1648
1649 $self->unlink_save;
1650
1651 bless $self, "cf::map";
1652 delete $self->{deny_reset};
1609 $self->{deny_save} = 1; 1653 $self->{deny_save} = 1;
1610 $self->reset_timeout (1); 1654 $self->reset_timeout (1);
1611 $self->rename ("{nuke}/" . ($nuke_counter++)); 1655 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1656
1657 $cf::MAP{$self->path} = $self;
1658
1612 $self->reset; # polite request, might not happen 1659 $self->reset; # polite request, might not happen
1613} 1660}
1614 1661
1615=item cf::map::unique_maps 1662=item cf::map::unique_maps
1616 1663
1617Returns an arrayref of cf::path's of all shared maps that have 1664Returns an arrayref of paths of all shared maps that have
1618instantiated unique items. May block. 1665instantiated unique items. May block.
1619 1666
1620=cut 1667=cut
1621 1668
1622sub unique_maps() { 1669sub unique_maps() {
1628 for (@$files) { 1675 for (@$files) {
1629 utf8::decode $_; 1676 utf8::decode $_;
1630 next if /\.pst$/; 1677 next if /\.pst$/;
1631 next unless /^$PATH_SEP/o; 1678 next unless /^$PATH_SEP/o;
1632 1679
1633 push @paths, new cf::path $_; 1680 push @paths, cf::map::normalise $_;
1634 } 1681 }
1635 1682
1636 \@paths 1683 \@paths
1637} 1684}
1638 1685
1713 1760
1714=item $player_object->enter_link 1761=item $player_object->enter_link
1715 1762
1716Freezes the player and moves him/her to a special map (C<{link}>). 1763Freezes the player and moves him/her to a special map (C<{link}>).
1717 1764
1718The player should be reaosnably safe there for short amounts of time. You 1765The player should be reasonably safe there for short amounts of time. You
1719I<MUST> call C<leave_link> as soon as possible, though. 1766I<MUST> call C<leave_link> as soon as possible, though.
1720 1767
1768Will never block.
1769
1721=item $player_object->leave_link ($map, $x, $y) 1770=item $player_object->leave_link ($map, $x, $y)
1722 1771
1723Moves the player out of the specila link map onto the given map. If the 1772Moves the player out of the special C<{link}> map onto the specified
1724map is not valid (or omitted), the player will be moved back to the 1773map. If the map is not valid (or omitted), the player will be moved back
1725location he/she was before the call to C<enter_link>, or, if that fails, 1774to the location he/she was before the call to C<enter_link>, or, if that
1726to the emergency map position. 1775fails, to the emergency map position.
1727 1776
1728Might block. 1777Might block.
1729 1778
1730=cut 1779=cut
1780
1781sub link_map {
1782 unless ($LINK_MAP) {
1783 $LINK_MAP = cf::map::find "{link}"
1784 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1785 $LINK_MAP->load;
1786 }
1787
1788 $LINK_MAP
1789}
1731 1790
1732sub cf::object::player::enter_link { 1791sub cf::object::player::enter_link {
1733 my ($self) = @_; 1792 my ($self) = @_;
1734 1793
1735 $self->deactivate_recursive; 1794 $self->deactivate_recursive;
1736 1795
1737 return if $self->map == $LINK_MAP; 1796 return if UNIVERSAL::isa $self->map, "ext::map_link";
1738 1797
1739 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1798 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1740 if $self->map; 1799 if $self->map;
1741 1800
1742 $self->enter_map ($LINK_MAP, 20, 20); 1801 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1743} 1802}
1744 1803
1745sub cf::object::player::leave_link { 1804sub cf::object::player::leave_link {
1746 my ($self, $map, $x, $y) = @_; 1805 my ($self, $map, $x, $y) = @_;
1747 1806
1769 $map->load; 1828 $map->load;
1770 $map->load_diag; 1829 $map->load_diag;
1771 1830
1772 return unless $self->contr->active; 1831 return unless $self->contr->active;
1773 $self->activate_recursive; 1832 $self->activate_recursive;
1833
1834 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1774 $self->enter_map ($map, $x, $y); 1835 $self->enter_map ($map, $x, $y);
1775} 1836}
1776 1837
1777cf::player->attach ( 1838cf::player->attach (
1778 on_logout => sub { 1839 on_logout => sub {
1791 # try to abort aborted map switching on player login :) 1852 # try to abort aborted map switching on player login :)
1792 # should happen only on crashes 1853 # should happen only on crashes
1793 if ($pl->ob->{_link_pos}) { 1854 if ($pl->ob->{_link_pos}) {
1794 $pl->ob->enter_link; 1855 $pl->ob->enter_link;
1795 (async { 1856 (async {
1796 # we need this sleep as the login has a concurrent enter_exit running
1797 # and this sleep increases chances of the player not ending up in scorn
1798 $pl->ob->reply (undef, 1857 $pl->ob->reply (undef,
1799 "There was an internal problem at your last logout, " 1858 "There was an internal problem at your last logout, "
1800 . "the server will try to bring you to your intended destination in a second.", 1859 . "the server will try to bring you to your intended destination in a second.",
1801 cf::NDI_RED); 1860 cf::NDI_RED);
1861 # we need this sleep as the login has a concurrent enter_exit running
1862 # and this sleep increases chances of the player not ending up in scorn
1802 Coro::Timer::sleep 1; 1863 Coro::Timer::sleep 1;
1803 $pl->ob->leave_link; 1864 $pl->ob->leave_link;
1804 })->prio (2); 1865 })->prio (2);
1805 } 1866 }
1806 }, 1867 },
1811=cut 1872=cut
1812 1873
1813sub cf::object::player::goto { 1874sub cf::object::player::goto {
1814 my ($self, $path, $x, $y) = @_; 1875 my ($self, $path, $x, $y) = @_;
1815 1876
1816 $path = new cf::path $path;
1817
1818 $self->enter_link; 1877 $self->enter_link;
1819 1878
1820 (async { 1879 (async {
1880 my $map = eval {
1821 my $map = cf::map::find $path->as_string; 1881 my $map = cf::map::find $path;
1822 $map = $map->{path}->customise_for ($map, $self) if $map; 1882 $map = $map->customise_for ($self) if $map;
1823 1883 $map
1824# warn "entering ", $map->path, " at ($x, $y)\n" 1884 } or
1825# if $map;
1826
1827 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1885 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1828 1886
1829 $self->leave_link ($map, $x, $y); 1887 $self->leave_link ($map, $x, $y);
1830 })->prio (1); 1888 })->prio (1);
1831} 1889}
1832 1890
1836 1894
1837sub parse_random_map_params { 1895sub parse_random_map_params {
1838 my ($spec) = @_; 1896 my ($spec) = @_;
1839 1897
1840 my $rmp = { # defaults 1898 my $rmp = { # defaults
1841 xsize => 10, 1899 xsize => (cf::rndm 15, 40),
1842 ysize => 10, 1900 ysize => (cf::rndm 15, 40),
1901 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1902 #layout => string,
1843 }; 1903 };
1844 1904
1845 for (split /\n/, $spec) { 1905 for (split /\n/, $spec) {
1846 my ($k, $v) = split /\s+/, $_, 2; 1906 my ($k, $v) = split /\s+/, $_, 2;
1847 1907
1851 $rmp 1911 $rmp
1852} 1912}
1853 1913
1854sub prepare_random_map { 1914sub prepare_random_map {
1855 my ($exit) = @_; 1915 my ($exit) = @_;
1916
1917 my $guard = cf::lock_acquire "exit_prepare:$exit";
1856 1918
1857 # all this does is basically replace the /! path by 1919 # all this does is basically replace the /! path by
1858 # a new random map path (?random/...) with a seed 1920 # a new random map path (?random/...) with a seed
1859 # that depends on the exit object 1921 # that depends on the exit object
1860 1922
1861 my $rmp = parse_random_map_params $exit->msg; 1923 my $rmp = parse_random_map_params $exit->msg;
1862 1924
1863 if ($exit->map) { 1925 if ($exit->map) {
1864 $rmp->{region} = $exit->map->region_name; 1926 $rmp->{region} = $exit->region->name;
1865 $rmp->{origin_map} = $exit->map->path; 1927 $rmp->{origin_map} = $exit->map->path;
1866 $rmp->{origin_x} = $exit->x; 1928 $rmp->{origin_x} = $exit->x;
1867 $rmp->{origin_y} = $exit->y; 1929 $rmp->{origin_y} = $exit->y;
1868 } 1930 }
1869 1931
1870 $rmp->{random_seed} ||= $exit->random_seed; 1932 $rmp->{random_seed} ||= $exit->random_seed;
1871 1933
1872 my $data = cf::to_json $rmp; 1934 my $data = cf::to_json $rmp;
1873 my $md5 = Digest::MD5::md5_hex $data; 1935 my $md5 = Digest::MD5::md5_hex $data;
1936 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1874 1937
1875 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1938 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1876 aio_write $fh, 0, (length $data), $data, 0; 1939 aio_write $fh, 0, (length $data), $data, 0;
1940 undef $fh;
1941 aio_rename "$meta~", $meta;
1877 1942
1878 $exit->slaying ("?random/$md5"); 1943 $exit->slaying ("?random/$md5");
1879 $exit->msg (undef); 1944 $exit->msg (undef);
1880 } 1945 }
1881} 1946}
1882 1947
1883sub cf::object::player::enter_exit { 1948sub cf::object::player::enter_exit {
1884 my ($self, $exit) = @_; 1949 my ($self, $exit) = @_;
1885 1950
1886 return unless $self->type == cf::PLAYER; 1951 return unless $self->type == cf::PLAYER;
1952
1953 if ($exit->slaying eq "/!") {
1954 #TODO: this should de-fi-ni-te-ly not be a sync-job
1955 cf::sync_job { prepare_random_map $exit };
1956 }
1957
1958 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1959 my $hp = $exit->stats->hp;
1960 my $sp = $exit->stats->sp;
1887 1961
1888 $self->enter_link; 1962 $self->enter_link;
1889 1963
1890 (async { 1964 (async {
1891 $self->deactivate_recursive; # just to be sure 1965 $self->deactivate_recursive; # just to be sure
1892 unless (eval { 1966 unless (eval {
1893 prepare_random_map $exit 1967 $self->goto ($slaying, $hp, $sp);
1894 if $exit->slaying eq "/!";
1895
1896 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1897 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1898 1968
1899 1; 1969 1;
1900 }) { 1970 }) {
1901 $self->message ("Something went wrong deep within the crossfire server. " 1971 $self->message ("Something went wrong deep within the crossfire server. "
1902 . "I'll try to bring you back to the map you were before. " 1972 . "I'll try to bring you back to the map you were before. "
1963 # get handled first 2033 # get handled first
1964 my $queue = delete $ns->{query_queue} 2034 my $queue = delete $ns->{query_queue}
1965 or return; # be conservative, not sure how that can happen, but we saw a crash here 2035 or return; # be conservative, not sure how that can happen, but we saw a crash here
1966 2036
1967 (shift @$queue)->[1]->($msg); 2037 (shift @$queue)->[1]->($msg);
2038 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1968 2039
1969 push @{ $ns->{query_queue} }, @$queue; 2040 push @{ $ns->{query_queue} }, @$queue;
1970 2041
1971 if (@{ $ns->{query_queue} } == @$queue) { 2042 if (@{ $ns->{query_queue} } == @$queue) {
1972 if (@$queue) { 2043 if (@$queue) {
2133The parameter C<$family> should best start with the name of the extension 2204The parameter C<$family> should best start with the name of the extension
2134using it, it should be unique. 2205using it, it should be unique.
2135 2206
2136=over 4 2207=over 4
2137 2208
2138=item $hashref = cf::db_get $family
2139
2140Return a hashref for use by the extension C<$family>, which can be
2141modified. After modifications, you have to call C<cf::db_dirty> or
2142C<cf::db_sync>.
2143
2144=item $value = cf::db_get $family => $key 2209=item $value = cf::db_get $family => $key
2145 2210
2146Returns a single value from the database 2211Returns a single value from the database.
2147
2148=item cf::db_put $family => $hashref
2149
2150Stores the given family hashref into the database. Updates are delayed, if
2151you want the data to be synced to disk immediately, use C<cf::db_sync>.
2152 2212
2153=item cf::db_put $family => $key => $value 2213=item cf::db_put $family => $key => $value
2154 2214
2155Stores the given C<$value> in the family hash. Updates are delayed, if you 2215Stores the given C<$value> in the family.
2156want the data to be synced to disk immediately, use C<cf::db_sync>.
2157
2158=item cf::db_dirty
2159
2160Marks the database as dirty, to be updated at a later time.
2161
2162=item cf::db_sync
2163
2164Immediately write the database to disk I<if it is dirty>.
2165 2216
2166=cut 2217=cut
2167 2218
2168our $DB; 2219our $DB;
2169 2220
2170{ 2221sub db_init {
2222 unless ($DB) {
2223 $DB = BDB::db_create $DB_ENV;
2224
2225 cf::sync_job {
2226 eval {
2227 $DB->set_flags (BDB::CHKSUM);
2228
2229 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2230 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2231 cf::cleanup "db_open(db): $!" if $!;
2232 };
2233 cf::cleanup "db_open(db): $@" if $@;
2234 };
2235
2171 my $path = cf::localdir . "/database.pst"; 2236 my $path = cf::localdir . "/database.pst";
2237 if (stat $path) {
2238 cf::sync_job {
2239 my $pst = Storable::retrieve $path;
2172 2240
2173 sub db_load() { 2241 cf::db_put (board => data => $pst->{board});
2174 $DB = stat $path ? Storable::retrieve $path : { }; 2242 cf::db_put (guildrules => data => $pst->{guildrules});
2175 } 2243 cf::db_put (rent => balance => $pst->{rent}{balance});
2244 BDB::db_env_txn_checkpoint $DB_ENV;
2176 2245
2177 my $pid; 2246 unlink $path;
2178
2179 sub db_save() {
2180 waitpid $pid, 0 if $pid;
2181 if (0 == ($pid = fork)) {
2182 $DB->{_meta}{version} = 1;
2183 Storable::nstore $DB, "$path~";
2184 rename "$path~", $path;
2185 cf::_exit 0 if defined $pid;
2186 } 2247 };
2187 }
2188
2189 my $dirty;
2190
2191 sub db_sync() {
2192 db_save if $dirty;
2193 undef $dirty;
2194 }
2195
2196 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2197 db_sync;
2198 });
2199
2200 sub db_dirty() {
2201 $dirty = 1;
2202 $idle->start;
2203 }
2204
2205 sub db_get($;$) {
2206 @_ >= 2
2207 ? $DB->{$_[0]}{$_[1]}
2208 : ($DB->{$_[0]} ||= { })
2209 }
2210
2211 sub db_put($$;$) {
2212 if (@_ >= 3) {
2213 $DB->{$_[0]}{$_[1]} = $_[2];
2214 } else {
2215 $DB->{$_[0]} = $_[1];
2216 }
2217 db_dirty;
2218 }
2219
2220 cf::global->attach (
2221 prio => 10000,
2222 on_cleanup => sub {
2223 db_sync;
2224 }, 2248 }
2225 ); 2249 }
2250}
2251
2252sub db_get($$) {
2253 my $key = "$_[0]/$_[1]";
2254
2255 cf::sync_job {
2256 BDB::db_get $DB, undef, $key, my $data;
2257
2258 $! ? ()
2259 : Compress::LZF::sthaw $data
2260 }
2261}
2262
2263sub db_put($$$) {
2264 BDB::dbreq_pri 4;
2265 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2226} 2266}
2227 2267
2228############################################################################# 2268#############################################################################
2229# the server's main() 2269# the server's init and main functions
2270
2271sub init_resources {
2272 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2273 or die "unable to load regions file\n";#d#
2274}
2230 2275
2231sub cfg_load { 2276sub cfg_load {
2232 open my $fh, "<:utf8", cf::confdir . "/config" 2277 open my $fh, "<:utf8", cf::confdir . "/config"
2233 or return; 2278 or return;
2234 2279
2247 }; 2292 };
2248 warn $@ if $@; 2293 warn $@ if $@;
2249 } 2294 }
2250} 2295}
2251 2296
2297sub init {
2298 init_resources;
2299}
2300
2252sub main { 2301sub main {
2253 # we must not ever block the main coroutine 2302 # we must not ever block the main coroutine
2254 local $Coro::idle = sub { 2303 local $Coro::idle = sub {
2255 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2304 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2305 (async {
2256 async { Event::one_event }; 2306 Event::one_event;
2307 })->prio (Coro::PRIO_MAX);
2257 }; 2308 };
2258 2309
2259 cfg_load; 2310 cfg_load;
2260 db_load; 2311 db_init;
2261 load_extensions; 2312 load_extensions;
2313
2314 $TICK_WATCHER->start;
2262 Event::loop; 2315 Event::loop;
2263} 2316}
2264 2317
2265############################################################################# 2318#############################################################################
2266# initialisation and cleanup 2319# initialisation and cleanup
2267 2320
2268# install some emergency cleanup handlers 2321# install some emergency cleanup handlers
2269BEGIN { 2322BEGIN {
2270 for my $signal (qw(INT HUP TERM)) { 2323 for my $signal (qw(INT HUP TERM)) {
2271 Event->signal ( 2324 Event->signal (
2325 reentrant => 0,
2272 data => WF_AUTOCANCEL, 2326 data => WF_AUTOCANCEL,
2273 signal => $signal, 2327 signal => $signal,
2328 prio => 0,
2274 cb => sub { 2329 cb => sub {
2275 cf::cleanup "SIG$signal"; 2330 cf::cleanup "SIG$signal";
2276 }, 2331 },
2277 ); 2332 );
2278 } 2333 }
2279} 2334}
2284 warn "enter emergency perl save\n"; 2339 warn "enter emergency perl save\n";
2285 2340
2286 cf::sync_job { 2341 cf::sync_job {
2287 # use a peculiar iteration method to avoid tripping on perl 2342 # use a peculiar iteration method to avoid tripping on perl
2288 # refcount bugs in for. also avoids problems with players 2343 # refcount bugs in for. also avoids problems with players
2289 # and maps saved/Destroyed asynchronously. 2344 # and maps saved/destroyed asynchronously.
2290 warn "begin emergency player save\n"; 2345 warn "begin emergency player save\n";
2291 for my $login (keys %cf::PLAYER) { 2346 for my $login (keys %cf::PLAYER) {
2292 my $pl = $cf::PLAYER{$login} or next; 2347 my $pl = $cf::PLAYER{$login} or next;
2293 $pl->valid or next; 2348 $pl->valid or next;
2294 $pl->save; 2349 $pl->save;
2300 my $map = $cf::MAP{$path} or next; 2355 my $map = $cf::MAP{$path} or next;
2301 $map->valid or next; 2356 $map->valid or next;
2302 $map->save; 2357 $map->save;
2303 } 2358 }
2304 warn "end emergency map save\n"; 2359 warn "end emergency map save\n";
2360
2361 warn "begin emergency database checkpoint\n";
2362 BDB::db_env_txn_checkpoint $DB_ENV;
2363 warn "end emergency database checkpoint\n";
2305 }; 2364 };
2306 2365
2307 warn "leave emergency perl save\n"; 2366 warn "leave emergency perl save\n";
2367}
2368
2369sub post_cleanup {
2370 my ($make_core) = @_;
2371
2372 warn Carp::longmess "post_cleanup backtrace"
2373 if $make_core;
2308} 2374}
2309 2375
2310sub reload() { 2376sub reload() {
2311 # can/must only be called in main 2377 # can/must only be called in main
2312 if ($Coro::current != $Coro::main) { 2378 if ($Coro::current != $Coro::main) {
2313 warn "can only reload from main coroutine\n"; 2379 warn "can only reload from main coroutine";
2314 return; 2380 return;
2315 } 2381 }
2316 2382
2317 warn "reloading..."; 2383 warn "reloading...";
2318 2384
2319 warn "freezing server"; 2385 warn "entering sync_job";
2320 my $guard = freeze_mainloop; 2386
2387 cf::sync_job {
2388 cf::write_runtime; # external watchdog should not bark
2321 cf::emergency_save; 2389 cf::emergency_save;
2390 cf::write_runtime; # external watchdog should not bark
2322 2391
2323 warn "sync database to disk"; 2392 warn "syncing database to disk";
2324 cf::db_sync; 2393 BDB::db_env_txn_checkpoint $DB_ENV;
2325 IO::AIO::flush;
2326 2394
2327 eval {
2328 # if anything goes wrong in here, we should simply crash as we already saved 2395 # if anything goes wrong in here, we should simply crash as we already saved
2329 2396
2330 warn "cancel all watchers"; 2397 warn "cancelling all WF_AUTOCANCEL watchers";
2331 for (Event::all_watchers) { 2398 for (Event::all_watchers) {
2332 $_->cancel if $_->data & WF_AUTOCANCEL; 2399 $_->cancel if $_->data & WF_AUTOCANCEL;
2333 } 2400 }
2334 2401
2402 warn "flushing outstanding aio requests";
2403 for (;;) {
2404 BDB::flush;
2405 IO::AIO::flush;
2406 Coro::cede;
2407 last unless IO::AIO::nreqs || BDB::nreqs;
2408 warn "iterate...";
2409 }
2410
2335 warn "cancel all extension coros"; 2411 warn "cancelling all extension coros";
2336 $_->cancel for values %EXT_CORO; 2412 $_->cancel for values %EXT_CORO;
2337 %EXT_CORO = (); 2413 %EXT_CORO = ();
2338 2414
2339 warn "remove commands"; 2415 warn "removing commands";
2340 %COMMAND = (); 2416 %COMMAND = ();
2341 2417
2342 warn "remove ext commands"; 2418 warn "removing ext commands";
2343 %EXTCMD = (); 2419 %EXTCMD = ();
2344 2420
2345 warn "unload/nuke all extensions"; 2421 warn "unloading/nuking all extensions";
2346 for my $pkg (@EXTS) { 2422 for my $pkg (@EXTS) {
2347 warn "... unloading $pkg"; 2423 warn "... unloading $pkg";
2348 2424
2349 if (my $cb = $pkg->can ("unload")) { 2425 if (my $cb = $pkg->can ("unload")) {
2350 eval { 2426 eval {
2355 2431
2356 warn "... nuking $pkg"; 2432 warn "... nuking $pkg";
2357 Symbol::delete_package $pkg; 2433 Symbol::delete_package $pkg;
2358 } 2434 }
2359 2435
2360 warn "unload all perl modules loaded from $LIBDIR"; 2436 warn "unloading all perl modules loaded from $LIBDIR";
2361 while (my ($k, $v) = each %INC) { 2437 while (my ($k, $v) = each %INC) {
2362 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2438 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2363 2439
2364 warn "removing <$k>"; 2440 warn "... unloading $k";
2365 delete $INC{$k}; 2441 delete $INC{$k};
2366 2442
2367 $k =~ s/\.pm$//; 2443 $k =~ s/\.pm$//;
2368 $k =~ s/\//::/g; 2444 $k =~ s/\//::/g;
2369 2445
2372 } 2448 }
2373 2449
2374 Symbol::delete_package $k; 2450 Symbol::delete_package $k;
2375 } 2451 }
2376 2452
2377 warn "get rid of safe::, as good as possible"; 2453 warn "getting rid of safe::, as good as possible";
2378 Symbol::delete_package "safe::$_" 2454 Symbol::delete_package "safe::$_"
2379 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2455 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2380 2456
2381 warn "unload cf.pm \"a bit\""; 2457 warn "unloading cf.pm \"a bit\"";
2382 delete $INC{"cf.pm"}; 2458 delete $INC{"cf.pm"};
2383 2459
2384 # don't, removes xs symbols, too, 2460 # don't, removes xs symbols, too,
2385 # and global variables created in xs 2461 # and global variables created in xs
2386 #Symbol::delete_package __PACKAGE__; 2462 #Symbol::delete_package __PACKAGE__;
2387 2463
2464 warn "unload completed, starting to reload now";
2465
2388 warn "reloading cf.pm"; 2466 warn "reloading cf.pm";
2389 require cf; 2467 require cf;
2390 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2468 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2391 2469
2392 warn "load config and database again"; 2470 warn "loading config and database again";
2393 cf::cfg_load; 2471 cf::cfg_load;
2394 cf::db_load;
2395 2472
2396 warn "load extensions"; 2473 warn "loading extensions";
2397 cf::load_extensions; 2474 cf::load_extensions;
2398 2475
2399 warn "reattach attachments to objects/players"; 2476 warn "reattaching attachments to objects/players";
2400 _global_reattach; 2477 _global_reattach; # objects, sockets
2401 warn "reattach attachments to maps"; 2478 warn "reattaching attachments to maps";
2402 reattach $_ for values %MAP; 2479 reattach $_ for values %MAP;
2403 }; 2480 warn "reattaching attachments to players";
2481 reattach $_ for values %PLAYER;
2404 2482
2405 if ($@) { 2483 warn "loading reloadable resources";
2484 init_resources;
2485
2486 warn "leaving sync_job";
2487
2488 1
2489 } or do {
2406 warn $@; 2490 warn $@;
2407 warn "error while reloading, exiting."; 2491 warn "error while reloading, exiting.";
2408 exit 1; 2492 exit 1;
2409 } 2493 };
2410 2494
2411 warn "reloaded"; 2495 warn "reloaded";
2412}; 2496};
2413 2497
2414############################################################################# 2498our $RELOAD_WATCHER; # used only during reload
2415
2416unless ($LINK_MAP) {
2417 $LINK_MAP = cf::map::new;
2418
2419 $LINK_MAP->width (41);
2420 $LINK_MAP->height (41);
2421 $LINK_MAP->alloc;
2422 $LINK_MAP->path ("{link}");
2423 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2424 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2425
2426 # dirty hack because... archetypes are not yet loaded
2427 Event->timer (
2428 after => 10,
2429 cb => sub {
2430 $_[0]->w->cancel;
2431
2432 # provide some exits "home"
2433 my $exit = cf::object::new "exit";
2434
2435 $exit->slaying ($EMERGENCY_POSITION->[0]);
2436 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
2437 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
2438
2439 $LINK_MAP->insert ($exit->clone, 19, 19);
2440 $LINK_MAP->insert ($exit->clone, 19, 20);
2441 $LINK_MAP->insert ($exit->clone, 19, 21);
2442 $LINK_MAP->insert ($exit->clone, 20, 19);
2443 $LINK_MAP->insert ($exit->clone, 20, 21);
2444 $LINK_MAP->insert ($exit->clone, 21, 19);
2445 $LINK_MAP->insert ($exit->clone, 21, 20);
2446 $LINK_MAP->insert ($exit->clone, 21, 21);
2447
2448 $exit->destroy;
2449 });
2450
2451 $LINK_MAP->{deny_save} = 1;
2452 $LINK_MAP->{deny_reset} = 1;
2453
2454 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2455}
2456 2499
2457register_command "reload" => sub { 2500register_command "reload" => sub {
2458 my ($who, $arg) = @_; 2501 my ($who, $arg) = @_;
2459 2502
2460 if ($who->flag (FLAG_WIZ)) { 2503 if ($who->flag (FLAG_WIZ)) {
2461 $who->message ("start of reload."); 2504 $who->message ("reloading server.");
2505
2506 # doing reload synchronously and two reloads happen back-to-back,
2507 # coro crashes during coro_state_free->destroy here.
2508
2509 $RELOAD_WATCHER ||= Event->timer (
2510 reentrant => 0,
2511 after => 0,
2512 data => WF_AUTOCANCEL,
2513 cb => sub {
2462 reload; 2514 reload;
2463 $who->message ("end of reload."); 2515 undef $RELOAD_WATCHER;
2516 },
2517 );
2464 } 2518 }
2465}; 2519};
2466 2520
2467unshift @INC, $LIBDIR; 2521unshift @INC, $LIBDIR;
2522
2523my $bug_warning = 0;
2468 2524
2469$TICK_WATCHER = Event->timer ( 2525$TICK_WATCHER = Event->timer (
2470 reentrant => 0, 2526 reentrant => 0,
2527 parked => 1,
2471 prio => 0, 2528 prio => 0,
2472 at => $NEXT_TICK || $TICK, 2529 at => $NEXT_TICK || $TICK,
2473 data => WF_AUTOCANCEL, 2530 data => WF_AUTOCANCEL,
2474 cb => sub { 2531 cb => sub {
2532 if ($Coro::current != $Coro::main) {
2533 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2534 unless ++$bug_warning > 10;
2535 return;
2536 }
2537
2475 $NOW = Event::time; 2538 $NOW = Event::time;
2476 2539
2477 cf::server_tick; # one server iteration 2540 cf::server_tick; # one server iteration
2478 $RUNTIME += $TICK; 2541 $RUNTIME += $TICK;
2479 $NEXT_TICK += $TICK; 2542 $NEXT_TICK += $TICK;
2480 2543
2544 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2545 $NEXT_RUNTIME_WRITE = $NOW + 10;
2546 Coro::async_pool {
2547 write_runtime
2548 or warn "ERROR: unable to write runtime file: $!";
2549 };
2550 }
2551
2481 $WAIT_FOR_TICK->broadcast; 2552 $WAIT_FOR_TICK->broadcast;
2482 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 2553 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2554
2555# my $AFTER = Event::time;
2556# warn $AFTER - $NOW;#d#
2483 2557
2484 # if we are delayed by four ticks or more, skip them all 2558 # if we are delayed by four ticks or more, skip them all
2485 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2559 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2486 2560
2487 $TICK_WATCHER->at ($NEXT_TICK); 2561 $TICK_WATCHER->at ($NEXT_TICK);
2488 $TICK_WATCHER->start; 2562 $TICK_WATCHER->start;
2489 }, 2563 },
2490); 2564);
2491 2565
2566{
2492IO::AIO::max_poll_time $TICK * 0.2; 2567 BDB::max_poll_time $TICK * 0.1;
2493 2568 $BDB_POLL_WATCHER = Event->io (
2494Event->io ( 2569 reentrant => 0,
2495 fd => IO::AIO::poll_fileno, 2570 fd => BDB::poll_fileno,
2496 poll => 'r', 2571 poll => 'r',
2497 prio => 5, 2572 prio => 0,
2498 data => WF_AUTOCANCEL,
2499 cb => \&IO::AIO::poll_cb,
2500);
2501
2502Event->timer (
2503 data => WF_AUTOCANCEL, 2573 data => WF_AUTOCANCEL,
2504 after => 0, 2574 cb => \&BDB::poll_cb,
2505 interval => 10, 2575 );
2506 cb => sub { 2576 BDB::min_parallel 8;
2507 (Coro::unblock_sub { 2577
2508 write_runtime 2578 BDB::set_sync_prepare {
2509 or warn "ERROR: unable to write runtime file: $!"; 2579 my $status;
2580 my $current = $Coro::current;
2581 (
2582 sub {
2583 $status = $!;
2584 $current->ready; undef $current;
2585 },
2586 sub {
2587 Coro::schedule while defined $current;
2588 $! = $status;
2589 },
2590 )
2591 };
2592
2593 unless ($DB_ENV) {
2594 $DB_ENV = BDB::db_env_create;
2595
2596 cf::sync_job {
2597 eval {
2598 BDB::db_env_open
2599 $DB_ENV,
2600 $BDB_ENV_DIR,
2601 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2602 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2603 0666;
2604
2605 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2606
2607 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2608 $DB_ENV->set_lk_detect;
2609 };
2610
2611 cf::cleanup "db_env_open(db): $@" if $@;
2510 })->(); 2612 };
2511 }, 2613 }
2512); 2614}
2615
2616{
2617 IO::AIO::min_parallel 8;
2618
2619 undef $Coro::AIO::WATCHER;
2620 IO::AIO::max_poll_time $TICK * 0.1;
2621 $AIO_POLL_WATCHER = Event->io (
2622 reentrant => 0,
2623 data => WF_AUTOCANCEL,
2624 fd => IO::AIO::poll_fileno,
2625 poll => 'r',
2626 prio => 6,
2627 cb => \&IO::AIO::poll_cb,
2628 );
2629}
2513 2630
2514END { cf::emergency_save } 2631END { cf::emergency_save }
2515 2632
25161 26331
2517 2634

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