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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.161 by root, Thu Jan 11 00:16:58 2007 UTC vs.
Revision 1.208 by root, Mon Feb 12 00:27:20 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 $WRITE_RUNTIME_WATCHER;
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 $WRITE_RUNTIME_WATCHER->start;
279 };
280 $WRITE_RUNTIME_WATCHER->stop;
262 $TICK_WATCHER->stop; 281 $TICK_WATCHER->stop;
263 $guard 282 $guard
264} 283}
265 284
266=item cf::async { BLOCK } 285=item cf::async { BLOCK }
… …
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 $path
478}
479
480# the original (read-only) location
481sub load_path {
482 my ($self) = @_;
483
484 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
485}
486
487# the temporary/swap location
488sub save_path {
489 my ($self) = @_;
490
491 $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
492 : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
493 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
494}
495
496# the unique path, undef == no special unique path
497sub uniq_path {
498 my ($self) = @_;
499
500 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
501}
502
503# this is somewhat ugly, but style maps do need special treatment
504sub is_style_map {
505 $_[0]{path} =~ m{^/styles/}
506}
507
508sub load_orig {
509 my ($self) = @_;
510
511 &cf::map::load_map_header ($self->load_path)
512}
513
514sub load_temp {
515 my ($self) = @_;
516
517 &cf::map::load_map_header ($self->save_path)
518}
519
520package cf;
521 389
522############################################################################# 390#############################################################################
523 391
524=head2 ATTACHABLE OBJECTS 392=head2 ATTACHABLE OBJECTS
525 393
… …
651our @CB_TYPE = (); # registry for type (cf-object class) based events 519our @CB_TYPE = (); # registry for type (cf-object class) based events
652our @CB_MAP = (); 520our @CB_MAP = ();
653 521
654my %attachment; 522my %attachment;
655 523
524sub cf::attachable::thawer_merge {
525 # simply override everything except _meta
526 local $_[0]{_meta};
527 %{$_[0]} = %{$_[1]};
528}
529
656sub _attach_cb($$$$) { 530sub _attach_cb($$$$) {
657 my ($registry, $event, $prio, $cb) = @_; 531 my ($registry, $event, $prio, $cb) = @_;
658 532
659 use sort 'stable'; 533 use sort 'stable';
660 534
… …
831# object support 705# object support
832 706
833sub reattach { 707sub reattach {
834 # basically do the same as instantiate, without calling instantiate 708 # basically do the same as instantiate, without calling instantiate
835 my ($obj) = @_; 709 my ($obj) = @_;
710
711 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
836 712
837 my $registry = $obj->registry; 713 my $registry = $obj->registry;
838 714
839 @$registry = (); 715 @$registry = ();
840 716
… …
887 $filename, length $$rdata, scalar @$objs; 763 $filename, length $$rdata, scalar @$objs;
888 764
889 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 765 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
890 chmod SAVE_MODE, $fh; 766 chmod SAVE_MODE, $fh;
891 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 767 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
892 aio_fsync $fh; 768 aio_fsync $fh if $cf::USE_FSYNC;
893 close $fh; 769 close $fh;
894 770
895 if (@$objs) { 771 if (@$objs) {
896 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) {
897 chmod SAVE_MODE, $fh; 773 chmod SAVE_MODE, $fh;
898 my $data = Storable::nfreeze { version => 1, objs => $objs }; 774 my $data = Storable::nfreeze { version => 1, objs => $objs };
899 aio_write $fh, 0, (length $data), $data, 0; 775 aio_write $fh, 0, (length $data), $data, 0;
900 aio_fsync $fh; 776 aio_fsync $fh if $cf::USE_FSYNC;
901 close $fh; 777 close $fh;
902 aio_rename "$filename.pst~", "$filename.pst"; 778 aio_rename "$filename.pst~", "$filename.pst";
903 } 779 }
904 } else { 780 } else {
905 aio_unlink "$filename.pst"; 781 aio_unlink "$filename.pst";
… …
911 } 787 }
912 } else { 788 } else {
913 aio_unlink $filename; 789 aio_unlink $filename;
914 aio_unlink "$filename.pst"; 790 aio_unlink "$filename.pst";
915 } 791 }
792
793 #d##TODO# nuke non .map-files if exist
794 if ($filename =~ s/\.map$//) {
795 aio_unlink $filename;
796 aio_unlink "$filename.pst";
797 }
916 } 798 }
917} 799}
918 800
919sub object_freezer_as_string { 801sub object_freezer_as_string {
920 my ($rdata, $objs) = @_; 802 my ($rdata, $objs) = @_;
… …
926 808
927sub object_thawer_load { 809sub object_thawer_load {
928 my ($filename) = @_; 810 my ($filename) = @_;
929 811
930 my ($data, $av); 812 my ($data, $av);
813
814 #d#TODO remove .map if file does not exist
815 aio_stat $filename and $filename =~ s/\.map$//;
931 816
932 (aio_load $filename, $data) >= 0 817 (aio_load $filename, $data) >= 0
933 or return; 818 or return;
934 819
935 unless (aio_stat "$filename.pst") { 820 unless (aio_stat "$filename.pst") {
… …
1027 "package $pkg; use strict; use utf8;\n" 912 "package $pkg; use strict; use utf8;\n"
1028 . "#line 1 \"$path\"\n{\n" 913 . "#line 1 \"$path\"\n{\n"
1029 . (do { local $/; <$fh> }) 914 . (do { local $/; <$fh> })
1030 . "\n};\n1"; 915 . "\n};\n1";
1031 916
1032 eval $source 917 unless (eval $source) {
1033 or die $@ ? "$path: $@\n" 918 my $msg = $@ ? "$path: $@\n"
1034 : "extension disabled.\n"; 919 : "extension disabled.\n";
920 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
921 warn $@;
922 warn "mandatory extension failed to load, exiting.\n";
923 exit 1;
924 }
925 die $@;
926 }
1035 927
1036 push @EXTS, $pkg; 928 push @EXTS, $pkg;
1037} 929}
1038 930
1039sub load_extensions { 931sub load_extensions {
… …
1045 } or warn "$ext not loaded: $@"; 937 } or warn "$ext not loaded: $@";
1046 } 938 }
1047} 939}
1048 940
1049############################################################################# 941#############################################################################
1050# load/save/clean perl data associated with a map
1051
1052*cf::mapsupport::on_clean = sub {
1053 my ($map) = @_;
1054
1055 my $path = $map->tmpname;
1056 defined $path or return;
1057
1058 unlink "$path.pst";
1059};
1060
1061cf::map->attach (prio => -10000, package => cf::mapsupport::);
1062
1063#############################################################################
1064 942
1065=head2 CORE EXTENSIONS 943=head2 CORE EXTENSIONS
1066 944
1067Functions and methods that extend core crossfire objects. 945Functions and methods that extend core crossfire objects.
1068 946
… …
1104 982
1105sub exists($) { 983sub exists($) {
1106 my ($login) = @_; 984 my ($login) = @_;
1107 985
1108 $cf::PLAYER{$login} 986 $cf::PLAYER{$login}
1109 or cf::sync_job { !aio_stat $login } 987 or cf::sync_job { !aio_stat path $login }
1110} 988}
1111 989
1112sub find($) { 990sub find($) {
1113 return $cf::PLAYER{$_[0]} || do { 991 return $cf::PLAYER{$_[0]} || do {
1114 my $login = $_[0]; 992 my $login = $_[0];
… …
1204 \@logins 1082 \@logins
1205} 1083}
1206 1084
1207=item $player->maps 1085=item $player->maps
1208 1086
1209Returns an arrayref of cf::path's of all maps that are private for this 1087Returns an arrayref of map paths that are private for this
1210player. May block. 1088player. May block.
1211 1089
1212=cut 1090=cut
1213 1091
1214sub maps($) { 1092sub maps($) {
1215 my ($pl) = @_; 1093 my ($pl) = @_;
1094
1095 $pl = ref $pl ? $pl->ob->name : $pl;
1216 1096
1217 my $files = aio_readdir playerdir $pl 1097 my $files = aio_readdir playerdir $pl
1218 or return; 1098 or return;
1219 1099
1220 my @paths; 1100 my @paths;
… …
1222 for (@$files) { 1102 for (@$files) {
1223 utf8::decode $_; 1103 utf8::decode $_;
1224 next if /\.(?:pl|pst)$/; 1104 next if /\.(?:pl|pst)$/;
1225 next unless /^$PATH_SEP/o; 1105 next unless /^$PATH_SEP/o;
1226 1106
1227 push @paths, new cf::path "~" . $pl->ob->name . "/" . $_; 1107 push @paths, cf::map::normalise "~$pl/$_";
1228 } 1108 }
1229 1109
1230 \@paths 1110 \@paths
1231} 1111}
1232 1112
… …
1258package cf::map; 1138package cf::map;
1259 1139
1260use Fcntl; 1140use Fcntl;
1261use Coro::AIO; 1141use Coro::AIO;
1262 1142
1143use overload
1144 '""' => \&as_string,
1145 fallback => 1;
1146
1263our $MAX_RESET = 3600; 1147our $MAX_RESET = 3600;
1264our $DEFAULT_RESET = 3000; 1148our $DEFAULT_RESET = 3000;
1265 1149
1266sub generate_random_map { 1150sub generate_random_map {
1267 my ($path, $rmp) = @_; 1151 my ($self, $rmp) = @_;
1268
1269 # mit "rum" bekleckern, nicht 1152 # mit "rum" bekleckern, nicht
1270 cf::map::_create_random_map 1153 $self->_create_random_map (
1271 $path,
1272 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1154 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1273 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1155 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1274 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1156 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1275 $rmp->{exit_on_final_map}, 1157 $rmp->{exit_on_final_map},
1276 $rmp->{xsize}, $rmp->{ysize}, 1158 $rmp->{xsize}, $rmp->{ysize},
1277 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1159 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1278 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1160 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1279 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, 1161 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1280 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, 1162 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1281 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1163 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1282 (cf::region::find $rmp->{region}) 1164 (cf::region::find $rmp->{region}), $rmp->{custom}
1165 )
1166}
1167
1168=item cf::map->register ($regex, $prio)
1169
1170Register a handler for the map path matching the given regex at the
1171givne priority (higher is better, built-in handlers have priority 0, the
1172default).
1173
1174=cut
1175
1176sub register {
1177 my (undef, $regex, $prio) = @_;
1178 my $pkg = caller;
1179
1180 no strict;
1181 push @{"$pkg\::ISA"}, __PACKAGE__;
1182
1183 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1184}
1185
1186# also paths starting with '/'
1187$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1188
1189sub thawer_merge {
1190 my ($self, $merge) = @_;
1191
1192 # we have to keep some variables in memory intact
1193 local $self->{path};
1194 local $self->{load_path};
1195 local $self->{deny_save};
1196 local $self->{deny_reset};
1197
1198 $self->SUPER::thawer_merge ($merge);
1199}
1200
1201sub normalise {
1202 my ($path, $base) = @_;
1203
1204 $path = "$path"; # make sure its a string
1205
1206 $path =~ s/\.map$//;
1207
1208 # map plan:
1209 #
1210 # /! non-realised random map exit (special hack!)
1211 # {... are special paths that are not being touched
1212 # ?xxx/... are special absolute paths
1213 # ?random/... random maps
1214 # /... normal maps
1215 # ~user/... per-player map of a specific user
1216
1217 $path =~ s/$PATH_SEP/\//go;
1218
1219 # treat it as relative path if it starts with
1220 # something that looks reasonable
1221 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1222 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1223
1224 $base =~ s{[^/]+/?$}{};
1225 $path = "$base/$path";
1226 }
1227
1228 for ($path) {
1229 redo if s{//}{/};
1230 redo if s{/\.?/}{/};
1231 redo if s{/[^/]+/\.\./}{/};
1232 }
1233
1234 $path
1235}
1236
1237sub new_from_path {
1238 my (undef, $path, $base) = @_;
1239
1240 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1241
1242 $path = normalise $path, $base;
1243
1244 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1245 if ($path =~ $EXT_MAP{$pkg}[1]) {
1246 my $self = bless cf::map::new, $pkg;
1247 $self->{path} = $path; $self->path ($path);
1248 $self->init; # pass $1 etc.
1249 return $self;
1250 }
1251 }
1252
1253 Carp::carp "unable to resolve path '$path' (base '$base').";
1254 ()
1255}
1256
1257sub init {
1258 my ($self) = @_;
1259
1260 $self
1261}
1262
1263sub as_string {
1264 my ($self) = @_;
1265
1266 "$self->{path}"
1267}
1268
1269# the displayed name, this is a one way mapping
1270sub visible_name {
1271 &as_string
1272}
1273
1274# the original (read-only) location
1275sub load_path {
1276 my ($self) = @_;
1277
1278 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1279}
1280
1281# the temporary/swap location
1282sub save_path {
1283 my ($self) = @_;
1284
1285 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1286 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1287}
1288
1289# the unique path, undef == no special unique path
1290sub uniq_path {
1291 my ($self) = @_;
1292
1293 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1294 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1283} 1295}
1284 1296
1285# and all this just because we cannot iterate over 1297# and all this just because we cannot iterate over
1286# all maps in C++... 1298# all maps in C++...
1287sub change_all_map_light { 1299sub change_all_map_light {
… …
1289 1301
1290 $_->change_map_light ($change) 1302 $_->change_map_light ($change)
1291 for grep $_->outdoor, values %cf::MAP; 1303 for grep $_->outdoor, values %cf::MAP;
1292} 1304}
1293 1305
1306sub unlink_save {
1307 my ($self) = @_;
1308
1309 utf8::encode (my $save = $self->save_path);
1310 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1311 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1312
1313 #d#TODO remove .map and also nuke
1314 $save =~ s/\.map// or return;#d#
1315 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
1316 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
1317}
1318
1294sub load_map_header($) { 1319sub load_header_from($) {
1295 my ($path) = @_; 1320 my ($self, $path) = @_;
1296 1321
1297 utf8::encode $path; 1322 utf8::encode $path;
1298 aio_open $path, O_RDONLY, 0 1323 #aio_open $path, O_RDONLY, 0
1324 # or return;
1325
1326 $self->_load_header ($path)
1299 or return; 1327 or return;
1300 1328
1301 my $map = cf::map::new 1329 $self->{load_path} = $path;
1330
1331 1
1332}
1333
1334sub load_header_orig {
1335 my ($self) = @_;
1336
1337 $self->load_header_from ($self->load_path)
1338}
1339
1340sub load_header_temp {
1341 my ($self) = @_;
1342
1343 $self->load_header_from ($self->save_path)
1344}
1345
1346sub prepare_temp {
1347 my ($self) = @_;
1348
1349 $self->last_access ((delete $self->{last_access})
1350 || $cf::RUNTIME); #d#
1351 # safety
1352 $self->{instantiate_time} = $cf::RUNTIME
1353 if $self->{instantiate_time} > $cf::RUNTIME;
1354}
1355
1356sub prepare_orig {
1357 my ($self) = @_;
1358
1359 $self->{load_original} = 1;
1360 $self->{instantiate_time} = $cf::RUNTIME;
1361 $self->last_access ($cf::RUNTIME);
1362 $self->instantiate;
1363}
1364
1365sub load_header {
1366 my ($self) = @_;
1367
1368 if ($self->load_header_temp) {
1369 $self->prepare_temp;
1370 } else {
1371 $self->load_header_orig
1302 or return; 1372 or return;
1373 $self->prepare_orig;
1374 }
1303 1375
1304 # for better error messages only, will be overwritten later 1376 1
1305 $map->path ($path);
1306
1307 $map->load_header ($path)
1308 or return;
1309
1310 $map->{load_path} = $path;
1311
1312 $map
1313} 1377}
1314 1378
1315sub find; 1379sub find;
1316sub find { 1380sub find {
1317 my ($path, $origin) = @_; 1381 my ($path, $origin) = @_;
1318 1382
1319 #warn "find<$path,$origin>\n";#d#
1320
1321 $path = new cf::path $path, $origin && $origin->path; 1383 $path = normalise $path, $origin && $origin->path;
1322 my $key = $path->as_string;
1323 1384
1324 cf::lock_wait "map_find:$key"; 1385 cf::lock_wait "map_find:$path";
1325 1386
1326 $cf::MAP{$key} || do { 1387 $cf::MAP{$path} || do {
1327 my $guard = cf::lock_acquire "map_find:$key"; 1388 my $guard = cf::lock_acquire "map_find:$path";
1328 1389 my $map = new_from_path cf::map $path
1329 # do it the slow way
1330 my $map = $path->load_temp;
1331
1332 Coro::cede;
1333
1334 if ($map) {
1335 $map->last_access ((delete $map->{last_access})
1336 || $cf::RUNTIME); #d#
1337 # safety
1338 $map->{instantiate_time} = $cf::RUNTIME
1339 if $map->{instantiate_time} > $cf::RUNTIME;
1340 } else {
1341 $map = $path->load_orig
1342 or return; 1390 or return;
1343 1391
1344 $map->{load_original} = 1;
1345 $map->{instantiate_time} = $cf::RUNTIME;
1346 $map->last_access ($cf::RUNTIME);
1347 $map->instantiate;
1348
1349 # per-player maps become, after loading, normal maps
1350 $map->per_player (0) if $path->{user_rel};
1351 }
1352
1353 $map->path ($key);
1354 $map->{path} = $path;
1355 $map->{last_save} = $cf::RUNTIME; 1392 $map->{last_save} = $cf::RUNTIME;
1356 1393
1357 Coro::cede; 1394 $map->load_header
1395 or return;
1358 1396
1359 if ($map->should_reset) { 1397 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1398 # doing this can freeze the server in a sync job, obviously
1399 #$cf::WAIT_FOR_TICK->wait;
1360 $map->reset; 1400 $map->reset;
1361 undef $guard; 1401 undef $guard;
1362 $map = find $path 1402 return find $path;
1363 or return;
1364 } 1403 }
1365 1404
1366 $cf::MAP{$key} = $map 1405 $cf::MAP{$path} = $map
1367 } 1406 }
1368} 1407}
1408
1409sub pre_load { }
1410sub post_load { }
1369 1411
1370sub load { 1412sub load {
1371 my ($self) = @_; 1413 my ($self) = @_;
1372 1414
1415 local $self->{deny_reset} = 1; # loading can take a long time
1416
1373 my $path = $self->{path}; 1417 my $path = $self->{path};
1374 my $guard = cf::lock_acquire "map_load:" . $path->as_string; 1418 my $guard = cf::lock_acquire "map_load:$path";
1375 1419
1376 return if $self->in_memory != cf::MAP_SWAPPED; 1420 return if $self->in_memory != cf::MAP_SWAPPED;
1377 1421
1378 $self->in_memory (cf::MAP_LOADING); 1422 $self->in_memory (cf::MAP_LOADING);
1379 1423
1380 $self->alloc; 1424 $self->alloc;
1425
1426 $self->pre_load;
1427
1381 $self->load_objects ($self->{load_path}, 1) 1428 $self->_load_objects ($self->{load_path}, 1)
1382 or return; 1429 or return;
1383 1430
1384 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1431 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1385 if delete $self->{load_original}; 1432 if delete $self->{load_original};
1386 1433
1387 if (my $uniq = $path->uniq_path) { 1434 if (my $uniq = $self->uniq_path) {
1388 utf8::encode $uniq; 1435 utf8::encode $uniq;
1389 if (aio_open $uniq, O_RDONLY, 0) { 1436 if (aio_open $uniq, O_RDONLY, 0) {
1390 $self->clear_unique_items; 1437 $self->clear_unique_items;
1391 $self->load_objects ($uniq, 0); 1438 $self->_load_objects ($uniq, 0);
1392 } 1439 }
1393 } 1440 }
1394 1441
1395 Coro::cede; 1442 Coro::cede;
1396 1443
1397 # now do the right thing for maps 1444 # now do the right thing for maps
1398 $self->link_multipart_objects; 1445 $self->link_multipart_objects;
1399 1446
1400 if ($self->{path}->is_style_map) { 1447 unless ($self->{deny_activate}) {
1401 $self->{deny_save} = 1; 1448 $self->decay_objects;
1402 $self->{deny_reset} = 1;
1403 } else {
1404 $self->fix_auto_apply; 1449 $self->fix_auto_apply;
1405 $self->decay_objects;
1406 $self->update_buttons; 1450 $self->update_buttons;
1451 Coro::cede;
1407 $self->set_darkness_map; 1452 $self->set_darkness_map;
1408 $self->difficulty ($self->estimate_difficulty) 1453 $self->difficulty ($self->estimate_difficulty)
1409 unless $self->difficulty; 1454 unless $self->difficulty;
1455 Coro::cede;
1410 $self->activate; 1456 $self->activate;
1411 } 1457 }
1412 1458
1413 Coro::cede; 1459 $self->post_load;
1414 1460
1415 $self->in_memory (cf::MAP_IN_MEMORY); 1461 $self->in_memory (cf::MAP_IN_MEMORY);
1462}
1463
1464sub customise_for {
1465 my ($self, $ob) = @_;
1466
1467 return find "~" . $ob->name . "/" . $self->{path}
1468 if $self->per_player;
1469
1470 $self
1416} 1471}
1417 1472
1418# find and load all maps in the 3x3 area around a map 1473# find and load all maps in the 3x3 area around a map
1419sub load_diag { 1474sub load_diag {
1420 my ($map) = @_; 1475 my ($map) = @_;
… …
1450 1505
1451 cf::sync_job { $map->load }; 1506 cf::sync_job { $map->load };
1452} 1507}
1453 1508
1454our %MAP_PREFETCH; 1509our %MAP_PREFETCH;
1455our $MAP_PREFETCHER = Coro::async { 1510our $MAP_PREFETCHER = undef;
1456 while () {
1457 while (%MAP_PREFETCH) {
1458 my $key = each %MAP_PREFETCH
1459 or next;
1460 my $path = delete $MAP_PREFETCH{$key};
1461
1462 my $map = find $path
1463 or next;
1464 $map->load;
1465 }
1466 Coro::schedule;
1467 }
1468};
1469 1511
1470sub find_async { 1512sub find_async {
1471 my ($path, $origin) = @_; 1513 my ($path, $origin) = @_;
1472 1514
1473 $path = new cf::path $path, $origin && $origin->path; 1515 $path = normalise $path, $origin && $origin->{path};
1474 my $key = $path->as_string;
1475 1516
1476 if (my $map = $cf::MAP{$key}) { 1517 if (my $map = $cf::MAP{$path}) {
1477 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 1518 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1478 } 1519 }
1479 1520
1480 $MAP_PREFETCH{$key} = $path; 1521 undef $MAP_PREFETCH{$path};
1522 $MAP_PREFETCHER ||= cf::async {
1523 while (%MAP_PREFETCH) {
1524 for my $path (keys %MAP_PREFETCH) {
1525 my $map = find $path
1526 or next;
1527 $map->load;
1528
1529 delete $MAP_PREFETCH{$path};
1530 }
1531 }
1532 undef $MAP_PREFETCHER;
1533 };
1481 $MAP_PREFETCHER->ready; 1534 $MAP_PREFETCHER->prio (6);
1482 1535
1483 () 1536 ()
1484} 1537}
1485 1538
1486sub save { 1539sub save {
… …
1490 1543
1491 $self->{last_save} = $cf::RUNTIME; 1544 $self->{last_save} = $cf::RUNTIME;
1492 1545
1493 return unless $self->dirty; 1546 return unless $self->dirty;
1494 1547
1495 my $save = $self->{path}->save_path; utf8::encode $save; 1548 my $save = $self->save_path; utf8::encode $save;
1496 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1549 my $uniq = $self->uniq_path; utf8::encode $uniq;
1497 1550
1498 $self->{load_path} = $save; 1551 $self->{load_path} = $save;
1499 1552
1500 return if $self->{deny_save}; 1553 return if $self->{deny_save};
1501 1554
… …
1504 cf::async { 1557 cf::async {
1505 $_->contr->save for $self->players; 1558 $_->contr->save for $self->players;
1506 }; 1559 };
1507 1560
1508 if ($uniq) { 1561 if ($uniq) {
1509 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1562 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1510 $self->save_objects ($uniq, cf::IO_UNIQUES); 1563 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1511 } else { 1564 } else {
1512 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1565 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1513 } 1566 }
1514} 1567}
1515 1568
1516sub swap_out { 1569sub swap_out {
1517 my ($self) = @_; 1570 my ($self) = @_;
… …
1531 1584
1532sub reset_at { 1585sub reset_at {
1533 my ($self) = @_; 1586 my ($self) = @_;
1534 1587
1535 # TODO: safety, remove and allow resettable per-player maps 1588 # TODO: safety, remove and allow resettable per-player maps
1536 return 1e99 if $self->{path}{user_rel}; 1589 return 1e99 if $self->isa ("ext::map_per_player");#d#
1537 return 1e99 if $self->{deny_reset}; 1590 return 1e99 if $self->{deny_reset};
1538 1591
1539 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1592 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1540 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1593 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1541 1594
… …
1546 my ($self) = @_; 1599 my ($self) = @_;
1547 1600
1548 $self->reset_at <= $cf::RUNTIME 1601 $self->reset_at <= $cf::RUNTIME
1549} 1602}
1550 1603
1551sub unlink_save {
1552 my ($self) = @_;
1553
1554 utf8::encode (my $save = $self->{path}->save_path);
1555 aioreq_pri 3; IO::AIO::aio_unlink $save;
1556 aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1557}
1558
1559sub rename {
1560 my ($self, $new_path) = @_;
1561
1562 $self->unlink_save;
1563
1564 delete $cf::MAP{$self->path};
1565 $self->{path} = new cf::path $new_path;
1566 $self->path ($self->{path}->as_string);
1567 $cf::MAP{$self->path} = $self;
1568
1569 $self->save;
1570}
1571
1572sub reset { 1604sub reset {
1573 my ($self) = @_; 1605 my ($self) = @_;
1574 1606
1575 my $lock = cf::lock_acquire "map_data:" . $self->path; 1607 my $lock = cf::lock_acquire "map_data:$self->{path}";
1576 1608
1577 return if $self->players; 1609 return if $self->players;
1578 return if $self->{path}{user_rel};#d# 1610 return if $self->isa ("ext::map_per_player");#d#
1579 1611
1580 warn "resetting map ", $self->path;#d# 1612 warn "resetting map ", $self->path;#d#
1581 1613
1582 delete $cf::MAP{$self->path}; 1614 delete $cf::MAP{$self->path};
1615
1616 $self->in_memory (cf::MAP_SWAPPED);
1617 $self->clear;
1583 1618
1584 $_->clear_links_to ($self) for values %cf::MAP; 1619 $_->clear_links_to ($self) for values %cf::MAP;
1585 1620
1586 $self->unlink_save; 1621 $self->unlink_save;
1587 $self->destroy; 1622 $self->destroy;
… …
1590my $nuke_counter = "aaaa"; 1625my $nuke_counter = "aaaa";
1591 1626
1592sub nuke { 1627sub nuke {
1593 my ($self) = @_; 1628 my ($self) = @_;
1594 1629
1630 delete $cf::MAP{$self->path};
1631
1632 $self->unlink_save;
1633
1634 bless $self, "cf::map";
1635 delete $self->{deny_reset};
1595 $self->{deny_save} = 1; 1636 $self->{deny_save} = 1;
1596 $self->reset_timeout (1); 1637 $self->reset_timeout (1);
1597 $self->rename ("{nuke}/" . ($nuke_counter++)); 1638 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1639
1640 $cf::MAP{$self->path} = $self;
1641
1598 $self->reset; # polite request, might not happen 1642 $self->reset; # polite request, might not happen
1599} 1643}
1600 1644
1601sub customise_for {
1602 my ($map, $ob) = @_;
1603
1604 if ($map->per_player) {
1605 return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1606 }
1607
1608 $map
1609}
1610
1611=item cf::map::unique_maps 1645=item cf::map::unique_maps
1612 1646
1613Returns an arrayref of cf::path's of all shared maps that have 1647Returns an arrayref of paths of all shared maps that have
1614instantiated unique items. May block. 1648instantiated unique items. May block.
1615 1649
1616=cut 1650=cut
1617 1651
1618sub unique_maps() { 1652sub unique_maps() {
… …
1624 for (@$files) { 1658 for (@$files) {
1625 utf8::decode $_; 1659 utf8::decode $_;
1626 next if /\.pst$/; 1660 next if /\.pst$/;
1627 next unless /^$PATH_SEP/o; 1661 next unless /^$PATH_SEP/o;
1628 1662
1629 push @paths, new cf::path $_; 1663 push @paths, cf::map::normalise $_;
1630 } 1664 }
1631 1665
1632 \@paths 1666 \@paths
1633} 1667}
1634 1668
… …
1709 1743
1710=item $player_object->enter_link 1744=item $player_object->enter_link
1711 1745
1712Freezes the player and moves him/her to a special map (C<{link}>). 1746Freezes the player and moves him/her to a special map (C<{link}>).
1713 1747
1714The player should be reaosnably safe there for short amounts of time. You 1748The player should be reasonably safe there for short amounts of time. You
1715I<MUST> call C<leave_link> as soon as possible, though. 1749I<MUST> call C<leave_link> as soon as possible, though.
1716 1750
1751Will never block.
1752
1717=item $player_object->leave_link ($map, $x, $y) 1753=item $player_object->leave_link ($map, $x, $y)
1718 1754
1719Moves the player out of the specila link map onto the given map. If the 1755Moves the player out of the special C<{link}> map onto the specified
1720map is not valid (or omitted), the player will be moved back to the 1756map. If the map is not valid (or omitted), the player will be moved back
1721location he/she was before the call to C<enter_link>, or, if that fails, 1757to the location he/she was before the call to C<enter_link>, or, if that
1722to the emergency map position. 1758fails, to the emergency map position.
1723 1759
1724Might block. 1760Might block.
1725 1761
1726=cut 1762=cut
1763
1764sub link_map {
1765 unless ($LINK_MAP) {
1766 $LINK_MAP = cf::map::find "{link}"
1767 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1768 $LINK_MAP->load;
1769 }
1770
1771 $LINK_MAP
1772}
1727 1773
1728sub cf::object::player::enter_link { 1774sub cf::object::player::enter_link {
1729 my ($self) = @_; 1775 my ($self) = @_;
1730 1776
1731 $self->deactivate_recursive; 1777 $self->deactivate_recursive;
1732 1778
1733 return if $self->map == $LINK_MAP; 1779 return if UNIVERSAL::isa $self->map, "ext::map_link";
1734 1780
1735 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1781 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1736 if $self->map; 1782 if $self->map;
1737 1783
1738 $self->enter_map ($LINK_MAP, 20, 20); 1784 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1739} 1785}
1740 1786
1741sub cf::object::player::leave_link { 1787sub cf::object::player::leave_link {
1742 my ($self, $map, $x, $y) = @_; 1788 my ($self, $map, $x, $y) = @_;
1743 1789
… …
1807=cut 1853=cut
1808 1854
1809sub cf::object::player::goto { 1855sub cf::object::player::goto {
1810 my ($self, $path, $x, $y) = @_; 1856 my ($self, $path, $x, $y) = @_;
1811 1857
1812 $path = new cf::path $path;
1813
1814 $self->enter_link; 1858 $self->enter_link;
1815 1859
1816 (async { 1860 (async {
1861 my $map = eval {
1817 my $map = cf::map::find $path->as_string; 1862 my $map = cf::map::find $path;
1818 $map = $map->customise_for ($self) if $map; 1863 $map = $map->customise_for ($self) if $map;
1819 1864 $map
1820# warn "entering ", $map->path, " at ($x, $y)\n" 1865 } or
1821# if $map;
1822
1823 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1866 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1824 1867
1825 $self->leave_link ($map, $x, $y); 1868 $self->leave_link ($map, $x, $y);
1826 })->prio (1); 1869 })->prio (1);
1827} 1870}
1828 1871
… …
1832 1875
1833sub parse_random_map_params { 1876sub parse_random_map_params {
1834 my ($spec) = @_; 1877 my ($spec) = @_;
1835 1878
1836 my $rmp = { # defaults 1879 my $rmp = { # defaults
1837 xsize => 10, 1880 xsize => (cf::rndm 15, 40),
1838 ysize => 10, 1881 ysize => (cf::rndm 15, 40),
1882 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1883 #layout => string,
1839 }; 1884 };
1840 1885
1841 for (split /\n/, $spec) { 1886 for (split /\n/, $spec) {
1842 my ($k, $v) = split /\s+/, $_, 2; 1887 my ($k, $v) = split /\s+/, $_, 2;
1843 1888
… …
1847 $rmp 1892 $rmp
1848} 1893}
1849 1894
1850sub prepare_random_map { 1895sub prepare_random_map {
1851 my ($exit) = @_; 1896 my ($exit) = @_;
1897
1898 my $guard = cf::lock_acquire "exit_prepare:$exit";
1852 1899
1853 # all this does is basically replace the /! path by 1900 # all this does is basically replace the /! path by
1854 # a new random map path (?random/...) with a seed 1901 # a new random map path (?random/...) with a seed
1855 # that depends on the exit object 1902 # that depends on the exit object
1856 1903
1857 my $rmp = parse_random_map_params $exit->msg; 1904 my $rmp = parse_random_map_params $exit->msg;
1858 1905
1859 if ($exit->map) { 1906 if ($exit->map) {
1860 $rmp->{region} = $exit->map->region_name; 1907 $rmp->{region} = $exit->region->name;
1861 $rmp->{origin_map} = $exit->map->path; 1908 $rmp->{origin_map} = $exit->map->path;
1862 $rmp->{origin_x} = $exit->x; 1909 $rmp->{origin_x} = $exit->x;
1863 $rmp->{origin_y} = $exit->y; 1910 $rmp->{origin_y} = $exit->y;
1864 } 1911 }
1865 1912
1866 $rmp->{random_seed} ||= $exit->random_seed; 1913 $rmp->{random_seed} ||= $exit->random_seed;
1867 1914
1868 my $data = cf::to_json $rmp; 1915 my $data = cf::to_json $rmp;
1869 my $md5 = Digest::MD5::md5_hex $data; 1916 my $md5 = Digest::MD5::md5_hex $data;
1917 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1870 1918
1871 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1919 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1872 aio_write $fh, 0, (length $data), $data, 0; 1920 aio_write $fh, 0, (length $data), $data, 0;
1921 undef $fh;
1922 aio_rename "$meta~", $meta;
1873 1923
1874 $exit->slaying ("?random/$md5"); 1924 $exit->slaying ("?random/$md5");
1875 $exit->msg (undef); 1925 $exit->msg (undef);
1876 } 1926 }
1877} 1927}
1878 1928
1879sub cf::object::player::enter_exit { 1929sub cf::object::player::enter_exit {
1880 my ($self, $exit) = @_; 1930 my ($self, $exit) = @_;
1881 1931
1882 return unless $self->type == cf::PLAYER; 1932 return unless $self->type == cf::PLAYER;
1933
1934 if ($exit->slaying eq "/!") {
1935 #TODO: this should de-fi-ni-te-ly not be a sync-job
1936 cf::sync_job { prepare_random_map $exit };
1937 }
1938
1939 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1940 my $hp = $exit->stats->hp;
1941 my $sp = $exit->stats->sp;
1883 1942
1884 $self->enter_link; 1943 $self->enter_link;
1885 1944
1886 (async { 1945 (async {
1887 $self->deactivate_recursive; # just to be sure 1946 $self->deactivate_recursive; # just to be sure
1888 unless (eval { 1947 unless (eval {
1889 prepare_random_map $exit 1948 $self->goto ($slaying, $hp, $sp);
1890 if $exit->slaying eq "/!";
1891
1892 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1893 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1894 1949
1895 1; 1950 1;
1896 }) { 1951 }) {
1897 $self->message ("Something went wrong deep within the crossfire server. " 1952 $self->message ("Something went wrong deep within the crossfire server. "
1898 . "I'll try to bring you back to the map you were before. " 1953 . "I'll try to bring you back to the map you were before. "
… …
1959 # get handled first 2014 # get handled first
1960 my $queue = delete $ns->{query_queue} 2015 my $queue = delete $ns->{query_queue}
1961 or return; # be conservative, not sure how that can happen, but we saw a crash here 2016 or return; # be conservative, not sure how that can happen, but we saw a crash here
1962 2017
1963 (shift @$queue)->[1]->($msg); 2018 (shift @$queue)->[1]->($msg);
2019 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1964 2020
1965 push @{ $ns->{query_queue} }, @$queue; 2021 push @{ $ns->{query_queue} }, @$queue;
1966 2022
1967 if (@{ $ns->{query_queue} } == @$queue) { 2023 if (@{ $ns->{query_queue} } == @$queue) {
1968 if (@$queue) { 2024 if (@$queue) {
… …
2129The parameter C<$family> should best start with the name of the extension 2185The parameter C<$family> should best start with the name of the extension
2130using it, it should be unique. 2186using it, it should be unique.
2131 2187
2132=over 4 2188=over 4
2133 2189
2134=item $hashref = cf::db_get $family
2135
2136Return a hashref for use by the extension C<$family>, which can be
2137modified. After modifications, you have to call C<cf::db_dirty> or
2138C<cf::db_sync>.
2139
2140=item $value = cf::db_get $family => $key 2190=item $value = cf::db_get $family => $key
2141 2191
2142Returns a single value from the database 2192Returns a single value from the database.
2143
2144=item cf::db_put $family => $hashref
2145
2146Stores the given family hashref into the database. Updates are delayed, if
2147you want the data to be synced to disk immediately, use C<cf::db_sync>.
2148 2193
2149=item cf::db_put $family => $key => $value 2194=item cf::db_put $family => $key => $value
2150 2195
2151Stores the given C<$value> in the family hash. Updates are delayed, if you 2196Stores the given C<$value> in the family.
2152want the data to be synced to disk immediately, use C<cf::db_sync>.
2153
2154=item cf::db_dirty
2155
2156Marks the database as dirty, to be updated at a later time.
2157
2158=item cf::db_sync
2159
2160Immediately write the database to disk I<if it is dirty>.
2161 2197
2162=cut 2198=cut
2163 2199
2164our $DB; 2200our $DB;
2165 2201
2166{ 2202sub db_load() {
2203 unless ($DB) {
2204 $DB = BDB::db_create $DB_ENV;
2205
2206 cf::sync_job {
2207 eval {
2208 $DB->set_flags (BDB::CHKSUM);
2209
2210 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2211 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2212 cf::cleanup "db_open(db): $!" if $!;
2213 };
2214 cf::cleanup "db_open(db): $@" if $@;
2215 };
2216
2167 my $path = cf::localdir . "/database.pst"; 2217 my $path = cf::localdir . "/database.pst";
2218 if (stat $path) {
2219 cf::sync_job {
2220 my $pst = Storable::retrieve $path;
2168 2221
2169 sub db_load() { 2222 cf::db_put (board => data => $pst->{board});
2170 $DB = stat $path ? Storable::retrieve $path : { }; 2223 cf::db_put (guildrules => data => $pst->{guildrules});
2171 } 2224 cf::db_put (rent => balance => $pst->{rent}{balance});
2225 BDB::db_env_txn_checkpoint $DB_ENV;
2172 2226
2173 my $pid; 2227 unlink $path;
2174
2175 sub db_save() {
2176 waitpid $pid, 0 if $pid;
2177 if (0 == ($pid = fork)) {
2178 $DB->{_meta}{version} = 1;
2179 Storable::nstore $DB, "$path~";
2180 rename "$path~", $path;
2181 cf::_exit 0 if defined $pid;
2182 } 2228 };
2183 }
2184
2185 my $dirty;
2186
2187 sub db_sync() {
2188 db_save if $dirty;
2189 undef $dirty;
2190 }
2191
2192 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2193 db_sync;
2194 });
2195
2196 sub db_dirty() {
2197 $dirty = 1;
2198 $idle->start;
2199 }
2200
2201 sub db_get($;$) {
2202 @_ >= 2
2203 ? $DB->{$_[0]}{$_[1]}
2204 : ($DB->{$_[0]} ||= { })
2205 }
2206
2207 sub db_put($$;$) {
2208 if (@_ >= 3) {
2209 $DB->{$_[0]}{$_[1]} = $_[2];
2210 } else {
2211 $DB->{$_[0]} = $_[1];
2212 }
2213 db_dirty;
2214 }
2215
2216 cf::global->attach (
2217 prio => 10000,
2218 on_cleanup => sub {
2219 db_sync;
2220 }, 2229 }
2221 ); 2230 }
2231}
2232
2233sub db_get($$) {
2234 my $key = "$_[0]/$_[1]";
2235
2236 cf::sync_job {
2237 BDB::db_get $DB, undef, $key, my $data;
2238
2239 $! ? ()
2240 : Compress::LZF::sthaw $data
2241 }
2242}
2243
2244sub db_put($$$) {
2245 BDB::dbreq_pri 4;
2246 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2222} 2247}
2223 2248
2224############################################################################# 2249#############################################################################
2225# the server's main() 2250# the server's init and main functions
2251
2252sub load_resources {
2253 load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2254 or die "unable to load regions file\n";#d#
2255}
2226 2256
2227sub cfg_load { 2257sub cfg_load {
2228 open my $fh, "<:utf8", cf::confdir . "/config" 2258 open my $fh, "<:utf8", cf::confdir . "/config"
2229 or return; 2259 or return;
2230 2260
… …
2243 }; 2273 };
2244 warn $@ if $@; 2274 warn $@ if $@;
2245 } 2275 }
2246} 2276}
2247 2277
2278sub init {
2279 load_resources;
2280}
2281
2248sub main { 2282sub main {
2249 # we must not ever block the main coroutine 2283 # we must not ever block the main coroutine
2250 local $Coro::idle = sub { 2284 local $Coro::idle = sub {
2251 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2285 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2286 (async {
2252 async { Event::one_event }; 2287 Event::one_event;
2288 })->prio (Coro::PRIO_MAX);
2253 }; 2289 };
2254 2290
2255 cfg_load; 2291 cfg_load;
2256 db_load; 2292 db_load;
2257 load_extensions; 2293 load_extensions;
2294
2295 $TICK_WATCHER->start;
2258 Event::loop; 2296 Event::loop;
2259} 2297}
2260 2298
2261############################################################################# 2299#############################################################################
2262# initialisation and cleanup 2300# initialisation and cleanup
2263 2301
2264# install some emergency cleanup handlers 2302# install some emergency cleanup handlers
2265BEGIN { 2303BEGIN {
2266 for my $signal (qw(INT HUP TERM)) { 2304 for my $signal (qw(INT HUP TERM)) {
2267 Event->signal ( 2305 Event->signal (
2306 reentrant => 0,
2268 data => WF_AUTOCANCEL, 2307 data => WF_AUTOCANCEL,
2269 signal => $signal, 2308 signal => $signal,
2309 prio => 0,
2270 cb => sub { 2310 cb => sub {
2271 cf::cleanup "SIG$signal"; 2311 cf::cleanup "SIG$signal";
2272 }, 2312 },
2273 ); 2313 );
2274 } 2314 }
2275} 2315}
… …
2280 warn "enter emergency perl save\n"; 2320 warn "enter emergency perl save\n";
2281 2321
2282 cf::sync_job { 2322 cf::sync_job {
2283 # use a peculiar iteration method to avoid tripping on perl 2323 # use a peculiar iteration method to avoid tripping on perl
2284 # refcount bugs in for. also avoids problems with players 2324 # refcount bugs in for. also avoids problems with players
2285 # and maps saved/Destroyed asynchronously. 2325 # and maps saved/destroyed asynchronously.
2286 warn "begin emergency player save\n"; 2326 warn "begin emergency player save\n";
2287 for my $login (keys %cf::PLAYER) { 2327 for my $login (keys %cf::PLAYER) {
2288 my $pl = $cf::PLAYER{$login} or next; 2328 my $pl = $cf::PLAYER{$login} or next;
2289 $pl->valid or next; 2329 $pl->valid or next;
2290 $pl->save; 2330 $pl->save;
… …
2296 my $map = $cf::MAP{$path} or next; 2336 my $map = $cf::MAP{$path} or next;
2297 $map->valid or next; 2337 $map->valid or next;
2298 $map->save; 2338 $map->save;
2299 } 2339 }
2300 warn "end emergency map save\n"; 2340 warn "end emergency map save\n";
2341
2342 warn "begin emergency database checkpoint\n";
2343 BDB::db_env_txn_checkpoint $DB_ENV;
2344 warn "end emergency database checkpoint\n";
2301 }; 2345 };
2302 2346
2303 warn "leave emergency perl save\n"; 2347 warn "leave emergency perl save\n";
2304} 2348}
2305 2349
2306sub reload() { 2350sub reload() {
2307 # can/must only be called in main 2351 # can/must only be called in main
2308 if ($Coro::current != $Coro::main) { 2352 if ($Coro::current != $Coro::main) {
2309 warn "can only reload from main coroutine\n"; 2353 warn "can only reload from main coroutine";
2310 return; 2354 return;
2311 } 2355 }
2312 2356
2313 warn "reloading..."; 2357 warn "reloading...";
2314 2358
2315 warn "freezing server"; 2359 warn "cancelling server ticker";
2316 my $guard = freeze_mainloop; 2360 $TICK_WATCHER->cancel;
2361
2317 cf::emergency_save; 2362 cf::emergency_save;
2318
2319 warn "sync database to disk";
2320 cf::db_sync;
2321 IO::AIO::flush;
2322 2363
2323 eval { 2364 eval {
2324 # if anything goes wrong in here, we should simply crash as we already saved 2365 # if anything goes wrong in here, we should simply crash as we already saved
2325 2366
2326 warn "cancel all watchers"; 2367 warn "cancelling all WF_AUTOCANCEL watchers";
2327 for (Event::all_watchers) { 2368 for (Event::all_watchers) {
2328 $_->cancel if $_->data & WF_AUTOCANCEL; 2369 $_->cancel if $_->data & WF_AUTOCANCEL;
2329 } 2370 }
2330 2371
2372 warn "syncing database to disk";
2373 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
2374
2375 warn "flushing outstanding aio requests";
2376 for (;;) {
2377 BDB::flush;
2378 IO::AIO::flush;
2379 Coro::cede;
2380 last unless IO::AIO::nreqs || BDB::nreqs;
2381 warn "iterate...";
2382 }
2383
2331 warn "cancel all extension coros"; 2384 warn "cancelling all extension coros";
2332 $_->cancel for values %EXT_CORO; 2385 $_->cancel for values %EXT_CORO;
2333 %EXT_CORO = (); 2386 %EXT_CORO = ();
2334 2387
2335 warn "remove commands"; 2388 warn "removing commands";
2336 %COMMAND = (); 2389 %COMMAND = ();
2337 2390
2338 warn "remove ext commands"; 2391 warn "removing ext commands";
2339 %EXTCMD = (); 2392 %EXTCMD = ();
2340 2393
2341 warn "unload/nuke all extensions"; 2394 warn "unloading/nuking all extensions";
2342 for my $pkg (@EXTS) { 2395 for my $pkg (@EXTS) {
2343 warn "... unloading $pkg"; 2396 warn "... unloading $pkg";
2344 2397
2345 if (my $cb = $pkg->can ("unload")) { 2398 if (my $cb = $pkg->can ("unload")) {
2346 eval { 2399 eval {
… …
2351 2404
2352 warn "... nuking $pkg"; 2405 warn "... nuking $pkg";
2353 Symbol::delete_package $pkg; 2406 Symbol::delete_package $pkg;
2354 } 2407 }
2355 2408
2356 warn "unload all perl modules loaded from $LIBDIR"; 2409 warn "unloading all perl modules loaded from $LIBDIR";
2357 while (my ($k, $v) = each %INC) { 2410 while (my ($k, $v) = each %INC) {
2358 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2411 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2359 2412
2360 warn "removing <$k>"; 2413 warn "... unloading $k";
2361 delete $INC{$k}; 2414 delete $INC{$k};
2362 2415
2363 $k =~ s/\.pm$//; 2416 $k =~ s/\.pm$//;
2364 $k =~ s/\//::/g; 2417 $k =~ s/\//::/g;
2365 2418
… …
2368 } 2421 }
2369 2422
2370 Symbol::delete_package $k; 2423 Symbol::delete_package $k;
2371 } 2424 }
2372 2425
2373 warn "get rid of safe::, as good as possible"; 2426 warn "getting rid of safe::, as good as possible";
2374 Symbol::delete_package "safe::$_" 2427 Symbol::delete_package "safe::$_"
2375 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2428 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2376 2429
2377 warn "unload cf.pm \"a bit\""; 2430 warn "unloading cf.pm \"a bit\"";
2378 delete $INC{"cf.pm"}; 2431 delete $INC{"cf.pm"};
2379 2432
2380 # don't, removes xs symbols, too, 2433 # don't, removes xs symbols, too,
2381 # and global variables created in xs 2434 # and global variables created in xs
2382 #Symbol::delete_package __PACKAGE__; 2435 #Symbol::delete_package __PACKAGE__;
2383 2436
2437 warn "unload completed, starting to reload now";
2438
2384 warn "reloading cf.pm"; 2439 warn "reloading cf.pm";
2385 require cf; 2440 require cf;
2386 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2441 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2387 2442
2388 warn "load config and database again"; 2443 warn "loading config and database again";
2389 cf::cfg_load; 2444 cf::cfg_load;
2390 cf::db_load; 2445 cf::db_load;
2391 2446
2392 warn "load extensions"; 2447 warn "loading extensions";
2393 cf::load_extensions; 2448 cf::load_extensions;
2394 2449
2395 warn "reattach attachments to objects/players"; 2450 warn "reattaching attachments to objects/players";
2396 _global_reattach; 2451 _global_reattach;
2397 warn "reattach attachments to maps"; 2452 warn "reattaching attachments to maps";
2398 reattach $_ for values %MAP; 2453 reattach $_ for values %MAP;
2454
2455 warn "loading reloadable resources";
2456 load_resources;
2457
2458 warn "restarting server ticker";
2459
2460 $TICK_WATCHER->start;
2399 }; 2461 };
2400 2462
2401 if ($@) { 2463 if ($@) {
2402 warn $@; 2464 warn $@;
2403 warn "error while reloading, exiting."; 2465 warn "error while reloading, exiting.";
… …
2405 } 2467 }
2406 2468
2407 warn "reloaded"; 2469 warn "reloaded";
2408}; 2470};
2409 2471
2410############################################################################# 2472our $RELOAD_WATCHER; # used only during reload
2411
2412unless ($LINK_MAP) {
2413 $LINK_MAP = cf::map::new;
2414
2415 $LINK_MAP->width (41);
2416 $LINK_MAP->height (41);
2417 $LINK_MAP->alloc;
2418 $LINK_MAP->path ("{link}");
2419 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2420 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2421
2422 # dirty hack because... archetypes are not yet loaded
2423 Event->timer (
2424 after => 10,
2425 cb => sub {
2426 $_[0]->w->cancel;
2427
2428 # provide some exits "home"
2429 my $exit = cf::object::new "exit";
2430
2431 $exit->slaying ($EMERGENCY_POSITION->[0]);
2432 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
2433 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
2434
2435 $LINK_MAP->insert ($exit->clone, 19, 19);
2436 $LINK_MAP->insert ($exit->clone, 19, 20);
2437 $LINK_MAP->insert ($exit->clone, 19, 21);
2438 $LINK_MAP->insert ($exit->clone, 20, 19);
2439 $LINK_MAP->insert ($exit->clone, 20, 21);
2440 $LINK_MAP->insert ($exit->clone, 21, 19);
2441 $LINK_MAP->insert ($exit->clone, 21, 20);
2442 $LINK_MAP->insert ($exit->clone, 21, 21);
2443
2444 $exit->destroy;
2445 });
2446
2447 $LINK_MAP->{deny_save} = 1;
2448 $LINK_MAP->{deny_reset} = 1;
2449
2450 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2451}
2452 2473
2453register_command "reload" => sub { 2474register_command "reload" => sub {
2454 my ($who, $arg) = @_; 2475 my ($who, $arg) = @_;
2455 2476
2456 if ($who->flag (FLAG_WIZ)) { 2477 if ($who->flag (FLAG_WIZ)) {
2457 $who->message ("start of reload."); 2478 $who->message ("reloading server.");
2479
2480 # doing reload synchronously and two reloads happen back-to-back,
2481 # coro crashes during coro_state_free->destroy here.
2482
2483 $RELOAD_WATCHER ||= Event->timer (
2484 reentrant => 0,
2485 after => 0,
2486 data => WF_AUTOCANCEL,
2487 cb => sub {
2458 reload; 2488 reload;
2459 $who->message ("end of reload."); 2489 undef $RELOAD_WATCHER;
2490 },
2491 );
2460 } 2492 }
2461}; 2493};
2462 2494
2463unshift @INC, $LIBDIR; 2495unshift @INC, $LIBDIR;
2496
2497my $bug_warning = 0;
2464 2498
2465$TICK_WATCHER = Event->timer ( 2499$TICK_WATCHER = Event->timer (
2466 reentrant => 0, 2500 reentrant => 0,
2501 parked => 1,
2467 prio => 0, 2502 prio => 0,
2468 at => $NEXT_TICK || $TICK, 2503 at => $NEXT_TICK || $TICK,
2469 data => WF_AUTOCANCEL, 2504 data => WF_AUTOCANCEL,
2470 cb => sub { 2505 cb => sub {
2506 if ($Coro::current != $Coro::main) {
2507 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2508 unless ++$bug_warning > 10;
2509 return;
2510 }
2511
2512 $NOW = Event::time;
2513
2471 cf::server_tick; # one server iteration 2514 cf::server_tick; # one server iteration
2472 $RUNTIME += $TICK; 2515 $RUNTIME += $TICK;
2473 $NEXT_TICK += $TICK; 2516 $NEXT_TICK += $TICK;
2474 2517
2475 $WAIT_FOR_TICK->broadcast; 2518 $WAIT_FOR_TICK->broadcast;
2476 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 2519 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2520
2521 Event::sweep;
2522 Coro::cede_notself;
2523
2524# my $AFTER = Event::time;
2525# warn $AFTER - $NOW;#d#
2477 2526
2478 # if we are delayed by four ticks or more, skip them all 2527 # if we are delayed by four ticks or more, skip them all
2479 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2528 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2480 2529
2481 $TICK_WATCHER->at ($NEXT_TICK); 2530 $TICK_WATCHER->at ($NEXT_TICK);
2482 $TICK_WATCHER->start; 2531 $TICK_WATCHER->start;
2483 }, 2532 },
2484); 2533);
2485 2534
2535{
2536 BDB::max_poll_time $TICK * 0.1;
2537 $BDB_POLL_WATCHER = Event->io (
2538 reentrant => 0,
2539 fd => BDB::poll_fileno,
2540 poll => 'r',
2541 prio => 0,
2542 data => WF_AUTOCANCEL,
2543 cb => \&BDB::poll_cb,
2544 );
2545 BDB::min_parallel 8;
2546
2547 BDB::set_sync_prepare {
2548 my $status;
2549 my $current = $Coro::current;
2550 (
2551 sub {
2552 $status = $!;
2553 $current->ready; undef $current;
2554 },
2555 sub {
2556 Coro::schedule while defined $current;
2557 $! = $status;
2558 },
2559 )
2560 };
2561
2562 unless ($DB_ENV) {
2563 $DB_ENV = BDB::db_env_create;
2564
2565 cf::sync_job {
2566 eval {
2567 BDB::db_env_open
2568 $DB_ENV,
2569 $BDB_ENV_DIR,
2570 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2571 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2572 0666;
2573
2574 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2575
2576 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2577 $DB_ENV->set_lk_detect;
2578 };
2579
2580 cf::cleanup "db_env_open(db): $@" if $@;
2581 };
2582 }
2583}
2584
2585{
2586 IO::AIO::min_parallel 8;
2587
2588 undef $Coro::AIO::WATCHER;
2486IO::AIO::max_poll_time $TICK * 0.2; 2589 IO::AIO::max_poll_time $TICK * 0.1;
2487 2590 $AIO_POLL_WATCHER = Event->io (
2488Event->io ( 2591 reentrant => 0,
2489 fd => IO::AIO::poll_fileno, 2592 fd => IO::AIO::poll_fileno,
2490 poll => 'r', 2593 poll => 'r',
2491 prio => 5, 2594 prio => 6,
2492 data => WF_AUTOCANCEL, 2595 data => WF_AUTOCANCEL,
2493 cb => \&IO::AIO::poll_cb, 2596 cb => \&IO::AIO::poll_cb,
2494); 2597 );
2598}
2495 2599
2496Event->timer ( 2600$WRITE_RUNTIME_WATCHER = Event->timer (
2601 reentrant => 0,
2497 data => WF_AUTOCANCEL, 2602 data => WF_AUTOCANCEL,
2498 after => 0, 2603 after => 1,
2499 interval => 10, 2604 interval => 10,
2500 cb => sub { 2605 prio => 6, # keep it lowest so it acts like a watchdog
2501 (Coro::unblock_sub { 2606 cb => Coro::unblock_sub {
2502 write_runtime 2607 write_runtime
2503 or warn "ERROR: unable to write runtime file: $!"; 2608 or warn "ERROR: unable to write runtime file: $!";
2504 })->();
2505 }, 2609 },
2506); 2610);
2507 2611
2508END { cf::emergency_save } 2612END { cf::emergency_save }
2509 2613

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