ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/lib/cf.pm
(Generate patch)

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.164 by root, Thu Jan 11 01:24:25 2007 UTC vs.
Revision 1.211 by root, Tue Feb 13 16:23:32 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 }
… …
337 356
338 $coro 357 $coro
339} 358}
340 359
341sub write_runtime { 360sub write_runtime {
361 $TICK_WATCHER->is_active or cf::cleanup "mainloop frozen but runtime active", 1;
362
342 my $runtime = cf::localdir . "/runtime"; 363 my $runtime = cf::localdir . "/runtime";
343 364
344 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 365 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
345 or return; 366 or return;
346 367
368 my $value = $cf::RUNTIME + 90 + 10;
347 my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock 369 # 10 is the runtime save interval, for a monotonic clock
370 # 60 allows for the watchdog to kill the server.
371
348 (aio_write $fh, 0, (length $value), $value, 0) <= 0 372 (aio_write $fh, 0, (length $value), $value, 0) <= 0
349 and return; 373 and return;
350 374
375 # always fsync - this file is important
351 aio_fsync $fh 376 aio_fsync $fh
352 and return; 377 and return;
353 378
354 close $fh 379 close $fh
355 or return; 380 or return;
… …
361} 386}
362 387
363=back 388=back
364 389
365=cut 390=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 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
502}
503
504# this is somewhat ugly, but style maps do need special treatment
505sub is_style_map {
506 $_[0]{path} =~ m{^/styles/}
507}
508
509sub load_orig {
510 my ($self) = @_;
511
512 &cf::map::load_map_header ($self->load_path)
513}
514
515sub load_temp {
516 my ($self) = @_;
517
518 &cf::map::load_map_header ($self->save_path)
519}
520
521sub unlink_save {
522 my ($self) = @_;
523
524 utf8::encode (my $save = $self->save_path);
525 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
526 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
527}
528
529package cf;
530 391
531############################################################################# 392#############################################################################
532 393
533=head2 ATTACHABLE OBJECTS 394=head2 ATTACHABLE OBJECTS
534 395
… …
660our @CB_TYPE = (); # registry for type (cf-object class) based events 521our @CB_TYPE = (); # registry for type (cf-object class) based events
661our @CB_MAP = (); 522our @CB_MAP = ();
662 523
663my %attachment; 524my %attachment;
664 525
526sub cf::attachable::thawer_merge {
527 # simply override everything except _meta
528 local $_[0]{_meta};
529 %{$_[0]} = %{$_[1]};
530}
531
665sub _attach_cb($$$$) { 532sub _attach_cb($$$$) {
666 my ($registry, $event, $prio, $cb) = @_; 533 my ($registry, $event, $prio, $cb) = @_;
667 534
668 use sort 'stable'; 535 use sort 'stable';
669 536
… …
840# object support 707# object support
841 708
842sub reattach { 709sub reattach {
843 # basically do the same as instantiate, without calling instantiate 710 # basically do the same as instantiate, without calling instantiate
844 my ($obj) = @_; 711 my ($obj) = @_;
712
713 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
845 714
846 my $registry = $obj->registry; 715 my $registry = $obj->registry;
847 716
848 @$registry = (); 717 @$registry = ();
849 718
… …
896 $filename, length $$rdata, scalar @$objs; 765 $filename, length $$rdata, scalar @$objs;
897 766
898 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 767 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
899 chmod SAVE_MODE, $fh; 768 chmod SAVE_MODE, $fh;
900 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 769 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
901 aio_fsync $fh; 770 aio_fsync $fh if $cf::USE_FSYNC;
902 close $fh; 771 close $fh;
903 772
904 if (@$objs) { 773 if (@$objs) {
905 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 774 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
906 chmod SAVE_MODE, $fh; 775 chmod SAVE_MODE, $fh;
907 my $data = Storable::nfreeze { version => 1, objs => $objs }; 776 my $data = Storable::nfreeze { version => 1, objs => $objs };
908 aio_write $fh, 0, (length $data), $data, 0; 777 aio_write $fh, 0, (length $data), $data, 0;
909 aio_fsync $fh; 778 aio_fsync $fh if $cf::USE_FSYNC;
910 close $fh; 779 close $fh;
911 aio_rename "$filename.pst~", "$filename.pst"; 780 aio_rename "$filename.pst~", "$filename.pst";
912 } 781 }
913 } else { 782 } else {
914 aio_unlink "$filename.pst"; 783 aio_unlink "$filename.pst";
… …
920 } 789 }
921 } else { 790 } else {
922 aio_unlink $filename; 791 aio_unlink $filename;
923 aio_unlink "$filename.pst"; 792 aio_unlink "$filename.pst";
924 } 793 }
794
795 #d##TODO# nuke non .map-files if exist
796 if ($filename =~ s/\.map$//) {
797 aio_unlink $filename;
798 aio_unlink "$filename.pst";
799 }
925 } 800 }
926} 801}
927 802
928sub object_freezer_as_string { 803sub object_freezer_as_string {
929 my ($rdata, $objs) = @_; 804 my ($rdata, $objs) = @_;
… …
935 810
936sub object_thawer_load { 811sub object_thawer_load {
937 my ($filename) = @_; 812 my ($filename) = @_;
938 813
939 my ($data, $av); 814 my ($data, $av);
815
816 #d#TODO remove .map if file does not exist
817 aio_stat $filename and $filename =~ s/\.map$//;
940 818
941 (aio_load $filename, $data) >= 0 819 (aio_load $filename, $data) >= 0
942 or return; 820 or return;
943 821
944 unless (aio_stat "$filename.pst") { 822 unless (aio_stat "$filename.pst") {
… …
1036 "package $pkg; use strict; use utf8;\n" 914 "package $pkg; use strict; use utf8;\n"
1037 . "#line 1 \"$path\"\n{\n" 915 . "#line 1 \"$path\"\n{\n"
1038 . (do { local $/; <$fh> }) 916 . (do { local $/; <$fh> })
1039 . "\n};\n1"; 917 . "\n};\n1";
1040 918
1041 eval $source 919 unless (eval $source) {
1042 or die $@ ? "$path: $@\n" 920 my $msg = $@ ? "$path: $@\n"
1043 : "extension disabled.\n"; 921 : "extension disabled.\n";
922 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
923 warn $@;
924 warn "mandatory extension failed to load, exiting.\n";
925 exit 1;
926 }
927 die $@;
928 }
1044 929
1045 push @EXTS, $pkg; 930 push @EXTS, $pkg;
1046} 931}
1047 932
1048sub load_extensions { 933sub load_extensions {
… …
1054 } or warn "$ext not loaded: $@"; 939 } or warn "$ext not loaded: $@";
1055 } 940 }
1056} 941}
1057 942
1058############################################################################# 943#############################################################################
1059# load/save/clean perl data associated with a map
1060
1061*cf::mapsupport::on_clean = sub {
1062 my ($map) = @_;
1063
1064 my $path = $map->tmpname;
1065 defined $path or return;
1066
1067 unlink "$path.pst";
1068};
1069
1070cf::map->attach (prio => -10000, package => cf::mapsupport::);
1071
1072#############################################################################
1073 944
1074=head2 CORE EXTENSIONS 945=head2 CORE EXTENSIONS
1075 946
1076Functions and methods that extend core crossfire objects. 947Functions and methods that extend core crossfire objects.
1077 948
… …
1113 984
1114sub exists($) { 985sub exists($) {
1115 my ($login) = @_; 986 my ($login) = @_;
1116 987
1117 $cf::PLAYER{$login} 988 $cf::PLAYER{$login}
1118 or cf::sync_job { !aio_stat $login } 989 or cf::sync_job { !aio_stat path $login }
1119} 990}
1120 991
1121sub find($) { 992sub find($) {
1122 return $cf::PLAYER{$_[0]} || do { 993 return $cf::PLAYER{$_[0]} || do {
1123 my $login = $_[0]; 994 my $login = $_[0];
… …
1213 \@logins 1084 \@logins
1214} 1085}
1215 1086
1216=item $player->maps 1087=item $player->maps
1217 1088
1218Returns an arrayref of cf::path's of all maps that are private for this 1089Returns an arrayref of map paths that are private for this
1219player. May block. 1090player. May block.
1220 1091
1221=cut 1092=cut
1222 1093
1223sub maps($) { 1094sub maps($) {
1224 my ($pl) = @_; 1095 my ($pl) = @_;
1096
1097 $pl = ref $pl ? $pl->ob->name : $pl;
1225 1098
1226 my $files = aio_readdir playerdir $pl 1099 my $files = aio_readdir playerdir $pl
1227 or return; 1100 or return;
1228 1101
1229 my @paths; 1102 my @paths;
… …
1231 for (@$files) { 1104 for (@$files) {
1232 utf8::decode $_; 1105 utf8::decode $_;
1233 next if /\.(?:pl|pst)$/; 1106 next if /\.(?:pl|pst)$/;
1234 next unless /^$PATH_SEP/o; 1107 next unless /^$PATH_SEP/o;
1235 1108
1236 push @paths, new cf::path "~" . $pl->ob->name . "/" . $_; 1109 push @paths, cf::map::normalise "~$pl/$_";
1237 } 1110 }
1238 1111
1239 \@paths 1112 \@paths
1240} 1113}
1241 1114
… …
1267package cf::map; 1140package cf::map;
1268 1141
1269use Fcntl; 1142use Fcntl;
1270use Coro::AIO; 1143use Coro::AIO;
1271 1144
1145use overload
1146 '""' => \&as_string,
1147 fallback => 1;
1148
1272our $MAX_RESET = 3600; 1149our $MAX_RESET = 3600;
1273our $DEFAULT_RESET = 3000; 1150our $DEFAULT_RESET = 3000;
1274 1151
1275sub generate_random_map { 1152sub generate_random_map {
1276 my ($path, $rmp) = @_; 1153 my ($self, $rmp) = @_;
1277
1278 # mit "rum" bekleckern, nicht 1154 # mit "rum" bekleckern, nicht
1279 cf::map::_create_random_map ( 1155 $self->_create_random_map (
1280 $path,
1281 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1156 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1282 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1157 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1283 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1158 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1284 $rmp->{exit_on_final_map}, 1159 $rmp->{exit_on_final_map},
1285 $rmp->{xsize}, $rmp->{ysize}, 1160 $rmp->{xsize}, $rmp->{ysize},
… …
1290 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1165 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1291 (cf::region::find $rmp->{region}), $rmp->{custom} 1166 (cf::region::find $rmp->{region}), $rmp->{custom}
1292 ) 1167 )
1293} 1168}
1294 1169
1170=item cf::map->register ($regex, $prio)
1171
1172Register a handler for the map path matching the given regex at the
1173givne priority (higher is better, built-in handlers have priority 0, the
1174default).
1175
1176=cut
1177
1178sub register {
1179 my (undef, $regex, $prio) = @_;
1180 my $pkg = caller;
1181
1182 no strict;
1183 push @{"$pkg\::ISA"}, __PACKAGE__;
1184
1185 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1186}
1187
1188# also paths starting with '/'
1189$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1190
1191sub thawer_merge {
1192 my ($self, $merge) = @_;
1193
1194 # we have to keep some variables in memory intact
1195 local $self->{path};
1196 local $self->{load_path};
1197 local $self->{deny_save};
1198 local $self->{deny_reset};
1199
1200 $self->SUPER::thawer_merge ($merge);
1201}
1202
1203sub normalise {
1204 my ($path, $base) = @_;
1205
1206 $path = "$path"; # make sure its a string
1207
1208 $path =~ s/\.map$//;
1209
1210 # map plan:
1211 #
1212 # /! non-realised random map exit (special hack!)
1213 # {... are special paths that are not being touched
1214 # ?xxx/... are special absolute paths
1215 # ?random/... random maps
1216 # /... normal maps
1217 # ~user/... per-player map of a specific user
1218
1219 $path =~ s/$PATH_SEP/\//go;
1220
1221 # treat it as relative path if it starts with
1222 # something that looks reasonable
1223 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1224 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1225
1226 $base =~ s{[^/]+/?$}{};
1227 $path = "$base/$path";
1228 }
1229
1230 for ($path) {
1231 redo if s{//}{/};
1232 redo if s{/\.?/}{/};
1233 redo if s{/[^/]+/\.\./}{/};
1234 }
1235
1236 $path
1237}
1238
1239sub new_from_path {
1240 my (undef, $path, $base) = @_;
1241
1242 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1243
1244 $path = normalise $path, $base;
1245
1246 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1247 if ($path =~ $EXT_MAP{$pkg}[1]) {
1248 my $self = bless cf::map::new, $pkg;
1249 $self->{path} = $path; $self->path ($path);
1250 $self->init; # pass $1 etc.
1251 return $self;
1252 }
1253 }
1254
1255 Carp::carp "unable to resolve path '$path' (base '$base').";
1256 ()
1257}
1258
1259sub init {
1260 my ($self) = @_;
1261
1262 $self
1263}
1264
1265sub as_string {
1266 my ($self) = @_;
1267
1268 "$self->{path}"
1269}
1270
1271# the displayed name, this is a one way mapping
1272sub visible_name {
1273 &as_string
1274}
1275
1276# the original (read-only) location
1277sub load_path {
1278 my ($self) = @_;
1279
1280 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1281}
1282
1283# the temporary/swap location
1284sub save_path {
1285 my ($self) = @_;
1286
1287 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1288 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1289}
1290
1291# the unique path, undef == no special unique path
1292sub uniq_path {
1293 my ($self) = @_;
1294
1295 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1296 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1297}
1298
1295# and all this just because we cannot iterate over 1299# and all this just because we cannot iterate over
1296# all maps in C++... 1300# all maps in C++...
1297sub change_all_map_light { 1301sub change_all_map_light {
1298 my ($change) = @_; 1302 my ($change) = @_;
1299 1303
1300 $_->change_map_light ($change) 1304 $_->change_map_light ($change)
1301 for grep $_->outdoor, values %cf::MAP; 1305 for grep $_->outdoor, values %cf::MAP;
1302} 1306}
1303 1307
1308sub unlink_save {
1309 my ($self) = @_;
1310
1311 utf8::encode (my $save = $self->save_path);
1312 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1313 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1314
1315 #d#TODO remove .map and also nuke
1316 $save =~ s/\.map// or return;#d#
1317 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
1318 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
1319}
1320
1304sub load_map_header($) { 1321sub load_header_from($) {
1305 my ($path) = @_; 1322 my ($self, $path) = @_;
1306 1323
1307 utf8::encode $path; 1324 utf8::encode $path;
1308 aio_open $path, O_RDONLY, 0 1325 #aio_open $path, O_RDONLY, 0
1326 # or return;
1327
1328 $self->_load_header ($path)
1309 or return; 1329 or return;
1310 1330
1311 my $map = cf::map::new 1331 $self->{load_path} = $path;
1332
1333 1
1334}
1335
1336sub load_header_orig {
1337 my ($self) = @_;
1338
1339 $self->load_header_from ($self->load_path)
1340}
1341
1342sub load_header_temp {
1343 my ($self) = @_;
1344
1345 $self->load_header_from ($self->save_path)
1346}
1347
1348sub prepare_temp {
1349 my ($self) = @_;
1350
1351 $self->last_access ((delete $self->{last_access})
1352 || $cf::RUNTIME); #d#
1353 # safety
1354 $self->{instantiate_time} = $cf::RUNTIME
1355 if $self->{instantiate_time} > $cf::RUNTIME;
1356}
1357
1358sub prepare_orig {
1359 my ($self) = @_;
1360
1361 $self->{load_original} = 1;
1362 $self->{instantiate_time} = $cf::RUNTIME;
1363 $self->last_access ($cf::RUNTIME);
1364 $self->instantiate;
1365}
1366
1367sub load_header {
1368 my ($self) = @_;
1369
1370 if ($self->load_header_temp) {
1371 $self->prepare_temp;
1372 } else {
1373 $self->load_header_orig
1312 or return; 1374 or return;
1375 $self->prepare_orig;
1376 }
1313 1377
1314 # for better error messages only, will be overwritten later 1378 1
1315 $map->path ($path);
1316
1317 $map->load_header ($path)
1318 or return;
1319
1320 $map->{load_path} = $path;
1321
1322 $map
1323} 1379}
1324 1380
1325sub find; 1381sub find;
1326sub find { 1382sub find {
1327 my ($path, $origin) = @_; 1383 my ($path, $origin) = @_;
1328 1384
1329 #warn "find<$path,$origin>\n";#d#
1330
1331 $path = new cf::path $path, $origin && $origin->path; 1385 $path = normalise $path, $origin && $origin->path;
1332 my $key = $path->as_string;
1333 1386
1334 cf::lock_wait "map_find:$key"; 1387 cf::lock_wait "map_find:$path";
1335 1388
1336 $cf::MAP{$key} || do { 1389 $cf::MAP{$path} || do {
1337 my $guard = cf::lock_acquire "map_find:$key"; 1390 my $guard = cf::lock_acquire "map_find:$path";
1338 1391 my $map = new_from_path cf::map $path
1339 # do it the slow way
1340 my $map = $path->load_temp;
1341
1342 Coro::cede;
1343
1344 if ($map) {
1345 $map->last_access ((delete $map->{last_access})
1346 || $cf::RUNTIME); #d#
1347 # safety
1348 $map->{instantiate_time} = $cf::RUNTIME
1349 if $map->{instantiate_time} > $cf::RUNTIME;
1350 } else {
1351 $map = $path->load_orig
1352 or return; 1392 or return;
1353 1393
1354 $map->{load_original} = 1;
1355 $map->{instantiate_time} = $cf::RUNTIME;
1356 $map->last_access ($cf::RUNTIME);
1357 $map->instantiate;
1358
1359 # per-player maps become, after loading, normal maps
1360 $map->per_player (0) if $path->{user_rel};
1361 }
1362
1363 $map->path ($key);
1364 $map->{path} = $path;
1365 $map->{last_save} = $cf::RUNTIME; 1394 $map->{last_save} = $cf::RUNTIME;
1366 1395
1367 Coro::cede; 1396 $map->load_header
1397 or return;
1368 1398
1369 if ($map->should_reset) { 1399 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1400 # doing this can freeze the server in a sync job, obviously
1401 #$cf::WAIT_FOR_TICK->wait;
1370 $map->reset; 1402 $map->reset;
1371 undef $guard; 1403 undef $guard;
1372 $map = find $path 1404 return find $path;
1373 or return;
1374 } 1405 }
1375 1406
1376 $cf::MAP{$key} = $map 1407 $cf::MAP{$path} = $map
1377 } 1408 }
1378} 1409}
1410
1411sub pre_load { }
1412sub post_load { }
1379 1413
1380sub load { 1414sub load {
1381 my ($self) = @_; 1415 my ($self) = @_;
1382 1416
1417 local $self->{deny_reset} = 1; # loading can take a long time
1418
1383 my $path = $self->{path}; 1419 my $path = $self->{path};
1384 my $guard = cf::lock_acquire "map_load:" . $path->as_string; 1420 my $guard = cf::lock_acquire "map_load:$path";
1385 1421
1386 return if $self->in_memory != cf::MAP_SWAPPED; 1422 return if $self->in_memory != cf::MAP_SWAPPED;
1387 1423
1388 $self->in_memory (cf::MAP_LOADING); 1424 $self->in_memory (cf::MAP_LOADING);
1389 1425
1390 $self->alloc; 1426 $self->alloc;
1427
1428 $self->pre_load;
1429
1391 $self->load_objects ($self->{load_path}, 1) 1430 $self->_load_objects ($self->{load_path}, 1)
1392 or return; 1431 or return;
1393 1432
1394 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1433 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1395 if delete $self->{load_original}; 1434 if delete $self->{load_original};
1396 1435
1397 if (my $uniq = $path->uniq_path) { 1436 if (my $uniq = $self->uniq_path) {
1398 utf8::encode $uniq; 1437 utf8::encode $uniq;
1399 if (aio_open $uniq, O_RDONLY, 0) { 1438 if (aio_open $uniq, O_RDONLY, 0) {
1400 $self->clear_unique_items; 1439 $self->clear_unique_items;
1401 $self->load_objects ($uniq, 0); 1440 $self->_load_objects ($uniq, 0);
1402 } 1441 }
1403 } 1442 }
1404 1443
1405 Coro::cede; 1444 Coro::cede;
1406 1445
1407 # now do the right thing for maps 1446 # now do the right thing for maps
1408 $self->link_multipart_objects; 1447 $self->link_multipart_objects;
1409 1448
1410 if ($self->{path}->is_style_map) { 1449 unless ($self->{deny_activate}) {
1411 $self->{deny_save} = 1;
1412 $self->{deny_reset} = 1;
1413 } else {
1414 $self->decay_objects; 1450 $self->decay_objects;
1415 $self->fix_auto_apply; 1451 $self->fix_auto_apply;
1416 $self->update_buttons; 1452 $self->update_buttons;
1453 Coro::cede;
1417 $self->set_darkness_map; 1454 $self->set_darkness_map;
1418 $self->difficulty ($self->estimate_difficulty) 1455 $self->difficulty ($self->estimate_difficulty)
1419 unless $self->difficulty; 1456 unless $self->difficulty;
1457 Coro::cede;
1420 $self->activate; 1458 $self->activate;
1421 } 1459 }
1422 1460
1423 Coro::cede; 1461 $self->post_load;
1424 1462
1425 $self->in_memory (cf::MAP_IN_MEMORY); 1463 $self->in_memory (cf::MAP_IN_MEMORY);
1464}
1465
1466sub customise_for {
1467 my ($self, $ob) = @_;
1468
1469 return find "~" . $ob->name . "/" . $self->{path}
1470 if $self->per_player;
1471
1472 $self
1426} 1473}
1427 1474
1428# find and load all maps in the 3x3 area around a map 1475# find and load all maps in the 3x3 area around a map
1429sub load_diag { 1476sub load_diag {
1430 my ($map) = @_; 1477 my ($map) = @_;
… …
1460 1507
1461 cf::sync_job { $map->load }; 1508 cf::sync_job { $map->load };
1462} 1509}
1463 1510
1464our %MAP_PREFETCH; 1511our %MAP_PREFETCH;
1465our $MAP_PREFETCHER = Coro::async { 1512our $MAP_PREFETCHER = undef;
1466 while () {
1467 while (%MAP_PREFETCH) {
1468 my $key = each %MAP_PREFETCH
1469 or next;
1470 my $path = delete $MAP_PREFETCH{$key};
1471
1472 my $map = find $path
1473 or next;
1474 $map->load;
1475 }
1476 Coro::schedule;
1477 }
1478};
1479 1513
1480sub find_async { 1514sub find_async {
1481 my ($path, $origin) = @_; 1515 my ($path, $origin) = @_;
1482 1516
1483 $path = new cf::path $path, $origin && $origin->path; 1517 $path = normalise $path, $origin && $origin->{path};
1484 my $key = $path->as_string;
1485 1518
1486 if (my $map = $cf::MAP{$key}) { 1519 if (my $map = $cf::MAP{$path}) {
1487 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 1520 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1488 } 1521 }
1489 1522
1490 $MAP_PREFETCH{$key} = $path; 1523 undef $MAP_PREFETCH{$path};
1524 $MAP_PREFETCHER ||= cf::async {
1525 while (%MAP_PREFETCH) {
1526 for my $path (keys %MAP_PREFETCH) {
1527 my $map = find $path
1528 or next;
1529 $map->load;
1530
1531 delete $MAP_PREFETCH{$path};
1532 }
1533 }
1534 undef $MAP_PREFETCHER;
1535 };
1491 $MAP_PREFETCHER->ready; 1536 $MAP_PREFETCHER->prio (6);
1492 1537
1493 () 1538 ()
1494} 1539}
1495 1540
1496sub save { 1541sub save {
… …
1500 1545
1501 $self->{last_save} = $cf::RUNTIME; 1546 $self->{last_save} = $cf::RUNTIME;
1502 1547
1503 return unless $self->dirty; 1548 return unless $self->dirty;
1504 1549
1505 my $save = $self->{path}->save_path; utf8::encode $save; 1550 my $save = $self->save_path; utf8::encode $save;
1506 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1551 my $uniq = $self->uniq_path; utf8::encode $uniq;
1507 1552
1508 $self->{load_path} = $save; 1553 $self->{load_path} = $save;
1509 1554
1510 return if $self->{deny_save}; 1555 return if $self->{deny_save};
1511 1556
… …
1514 cf::async { 1559 cf::async {
1515 $_->contr->save for $self->players; 1560 $_->contr->save for $self->players;
1516 }; 1561 };
1517 1562
1518 if ($uniq) { 1563 if ($uniq) {
1519 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1564 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1520 $self->save_objects ($uniq, cf::IO_UNIQUES); 1565 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1521 } else { 1566 } else {
1522 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1567 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1523 } 1568 }
1524} 1569}
1525 1570
1526sub swap_out { 1571sub swap_out {
1527 my ($self) = @_; 1572 my ($self) = @_;
… …
1541 1586
1542sub reset_at { 1587sub reset_at {
1543 my ($self) = @_; 1588 my ($self) = @_;
1544 1589
1545 # TODO: safety, remove and allow resettable per-player maps 1590 # TODO: safety, remove and allow resettable per-player maps
1546 return 1e99 if $self->{path}{user_rel}; 1591 return 1e99 if $self->isa ("ext::map_per_player");#d#
1547 return 1e99 if $self->{deny_reset}; 1592 return 1e99 if $self->{deny_reset};
1548 1593
1549 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1594 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1550 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1595 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1551 1596
… …
1556 my ($self) = @_; 1601 my ($self) = @_;
1557 1602
1558 $self->reset_at <= $cf::RUNTIME 1603 $self->reset_at <= $cf::RUNTIME
1559} 1604}
1560 1605
1561sub rename {
1562 my ($self, $new_path) = @_;
1563
1564 $self->{path}->unlink_save;
1565
1566 delete $cf::MAP{$self->path};
1567 $self->{path} = new cf::path $new_path;
1568 $self->path ($self->{path}->as_string);
1569 $cf::MAP{$self->path} = $self;
1570
1571 $self->save;
1572}
1573
1574sub reset { 1606sub reset {
1575 my ($self) = @_; 1607 my ($self) = @_;
1576 1608
1577 my $lock = cf::lock_acquire "map_data:" . $self->path; 1609 my $lock = cf::lock_acquire "map_data:$self->{path}";
1578 1610
1579 return if $self->players; 1611 return if $self->players;
1580 return if $self->{path}{user_rel};#d# 1612 return if $self->isa ("ext::map_per_player");#d#
1581 1613
1582 warn "resetting map ", $self->path;#d# 1614 warn "resetting map ", $self->path;#d#
1583 1615
1616 $self->in_memory (cf::MAP_SWAPPED);
1617
1618 # need to save uniques path
1619 unless ($self->{deny_save}) {
1620 my $uniq = $self->uniq_path; utf8::encode $uniq;
1621
1622 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1623 if $uniq;
1624 }
1625
1584 delete $cf::MAP{$self->path}; 1626 delete $cf::MAP{$self->path};
1585 1627
1628 $self->clear;
1629
1586 $_->clear_links_to ($self) for values %cf::MAP; 1630 $_->clear_links_to ($self) for values %cf::MAP;
1587 1631
1588 $self->{path}->unlink_save; 1632 $self->unlink_save;
1589 $self->destroy; 1633 $self->destroy;
1590} 1634}
1591 1635
1592my $nuke_counter = "aaaa"; 1636my $nuke_counter = "aaaa";
1593 1637
1594sub nuke { 1638sub nuke {
1595 my ($self) = @_; 1639 my ($self) = @_;
1596 1640
1641 delete $cf::MAP{$self->path};
1642
1643 $self->unlink_save;
1644
1645 bless $self, "cf::map";
1646 delete $self->{deny_reset};
1597 $self->{deny_save} = 1; 1647 $self->{deny_save} = 1;
1598 $self->reset_timeout (1); 1648 $self->reset_timeout (1);
1599 $self->rename ("{nuke}/" . ($nuke_counter++)); 1649 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1650
1651 $cf::MAP{$self->path} = $self;
1652
1600 $self->reset; # polite request, might not happen 1653 $self->reset; # polite request, might not happen
1601} 1654}
1602 1655
1603sub customise_for {
1604 my ($map, $ob) = @_;
1605
1606 if ($map->per_player) {
1607 return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1608 }
1609
1610 $map
1611}
1612
1613=item cf::map::unique_maps 1656=item cf::map::unique_maps
1614 1657
1615Returns an arrayref of cf::path's of all shared maps that have 1658Returns an arrayref of paths of all shared maps that have
1616instantiated unique items. May block. 1659instantiated unique items. May block.
1617 1660
1618=cut 1661=cut
1619 1662
1620sub unique_maps() { 1663sub unique_maps() {
… …
1626 for (@$files) { 1669 for (@$files) {
1627 utf8::decode $_; 1670 utf8::decode $_;
1628 next if /\.pst$/; 1671 next if /\.pst$/;
1629 next unless /^$PATH_SEP/o; 1672 next unless /^$PATH_SEP/o;
1630 1673
1631 push @paths, new cf::path $_; 1674 push @paths, cf::map::normalise $_;
1632 } 1675 }
1633 1676
1634 \@paths 1677 \@paths
1635} 1678}
1636 1679
… …
1711 1754
1712=item $player_object->enter_link 1755=item $player_object->enter_link
1713 1756
1714Freezes the player and moves him/her to a special map (C<{link}>). 1757Freezes the player and moves him/her to a special map (C<{link}>).
1715 1758
1716The player should be reaosnably safe there for short amounts of time. You 1759The player should be reasonably safe there for short amounts of time. You
1717I<MUST> call C<leave_link> as soon as possible, though. 1760I<MUST> call C<leave_link> as soon as possible, though.
1718 1761
1762Will never block.
1763
1719=item $player_object->leave_link ($map, $x, $y) 1764=item $player_object->leave_link ($map, $x, $y)
1720 1765
1721Moves the player out of the specila link map onto the given map. If the 1766Moves the player out of the special C<{link}> map onto the specified
1722map is not valid (or omitted), the player will be moved back to the 1767map. If the map is not valid (or omitted), the player will be moved back
1723location he/she was before the call to C<enter_link>, or, if that fails, 1768to the location he/she was before the call to C<enter_link>, or, if that
1724to the emergency map position. 1769fails, to the emergency map position.
1725 1770
1726Might block. 1771Might block.
1727 1772
1728=cut 1773=cut
1774
1775sub link_map {
1776 unless ($LINK_MAP) {
1777 $LINK_MAP = cf::map::find "{link}"
1778 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1779 $LINK_MAP->load;
1780 }
1781
1782 $LINK_MAP
1783}
1729 1784
1730sub cf::object::player::enter_link { 1785sub cf::object::player::enter_link {
1731 my ($self) = @_; 1786 my ($self) = @_;
1732 1787
1733 $self->deactivate_recursive; 1788 $self->deactivate_recursive;
1734 1789
1735 return if $self->map == $LINK_MAP; 1790 return if UNIVERSAL::isa $self->map, "ext::map_link";
1736 1791
1737 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1792 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1738 if $self->map; 1793 if $self->map;
1739 1794
1740 $self->enter_map ($LINK_MAP, 20, 20); 1795 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1741} 1796}
1742 1797
1743sub cf::object::player::leave_link { 1798sub cf::object::player::leave_link {
1744 my ($self, $map, $x, $y) = @_; 1799 my ($self, $map, $x, $y) = @_;
1745 1800
… …
1809=cut 1864=cut
1810 1865
1811sub cf::object::player::goto { 1866sub cf::object::player::goto {
1812 my ($self, $path, $x, $y) = @_; 1867 my ($self, $path, $x, $y) = @_;
1813 1868
1814 $path = new cf::path $path;
1815
1816 $self->enter_link; 1869 $self->enter_link;
1817 1870
1818 (async { 1871 (async {
1872 my $map = eval {
1819 my $map = cf::map::find $path->as_string; 1873 my $map = cf::map::find $path;
1820 $map = $map->customise_for ($self) if $map; 1874 $map = $map->customise_for ($self) if $map;
1821 1875 $map
1822# warn "entering ", $map->path, " at ($x, $y)\n" 1876 } or
1823# if $map;
1824
1825 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1877 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1826 1878
1827 $self->leave_link ($map, $x, $y); 1879 $self->leave_link ($map, $x, $y);
1828 })->prio (1); 1880 })->prio (1);
1829} 1881}
1830 1882
… …
1834 1886
1835sub parse_random_map_params { 1887sub parse_random_map_params {
1836 my ($spec) = @_; 1888 my ($spec) = @_;
1837 1889
1838 my $rmp = { # defaults 1890 my $rmp = { # defaults
1839 xsize => 10, 1891 xsize => (cf::rndm 15, 40),
1840 ysize => 10, 1892 ysize => (cf::rndm 15, 40),
1893 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1894 #layout => string,
1841 }; 1895 };
1842 1896
1843 for (split /\n/, $spec) { 1897 for (split /\n/, $spec) {
1844 my ($k, $v) = split /\s+/, $_, 2; 1898 my ($k, $v) = split /\s+/, $_, 2;
1845 1899
… …
1849 $rmp 1903 $rmp
1850} 1904}
1851 1905
1852sub prepare_random_map { 1906sub prepare_random_map {
1853 my ($exit) = @_; 1907 my ($exit) = @_;
1908
1909 my $guard = cf::lock_acquire "exit_prepare:$exit";
1854 1910
1855 # all this does is basically replace the /! path by 1911 # all this does is basically replace the /! path by
1856 # a new random map path (?random/...) with a seed 1912 # a new random map path (?random/...) with a seed
1857 # that depends on the exit object 1913 # that depends on the exit object
1858 1914
1859 my $rmp = parse_random_map_params $exit->msg; 1915 my $rmp = parse_random_map_params $exit->msg;
1860 1916
1861 if ($exit->map) { 1917 if ($exit->map) {
1862 $rmp->{region} = $exit->map->region_name; 1918 $rmp->{region} = $exit->region->name;
1863 $rmp->{origin_map} = $exit->map->path; 1919 $rmp->{origin_map} = $exit->map->path;
1864 $rmp->{origin_x} = $exit->x; 1920 $rmp->{origin_x} = $exit->x;
1865 $rmp->{origin_y} = $exit->y; 1921 $rmp->{origin_y} = $exit->y;
1866 } 1922 }
1867 1923
1868 $rmp->{random_seed} ||= $exit->random_seed; 1924 $rmp->{random_seed} ||= $exit->random_seed;
1869 1925
1870 my $data = cf::to_json $rmp; 1926 my $data = cf::to_json $rmp;
1871 my $md5 = Digest::MD5::md5_hex $data; 1927 my $md5 = Digest::MD5::md5_hex $data;
1928 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1872 1929
1873 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1930 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1874 aio_write $fh, 0, (length $data), $data, 0; 1931 aio_write $fh, 0, (length $data), $data, 0;
1932 undef $fh;
1933 aio_rename "$meta~", $meta;
1875 1934
1876 $exit->slaying ("?random/$md5"); 1935 $exit->slaying ("?random/$md5");
1877 $exit->msg (undef); 1936 $exit->msg (undef);
1878 } 1937 }
1879} 1938}
1880 1939
1881sub cf::object::player::enter_exit { 1940sub cf::object::player::enter_exit {
1882 my ($self, $exit) = @_; 1941 my ($self, $exit) = @_;
1883 1942
1884 return unless $self->type == cf::PLAYER; 1943 return unless $self->type == cf::PLAYER;
1944
1945 if ($exit->slaying eq "/!") {
1946 #TODO: this should de-fi-ni-te-ly not be a sync-job
1947 cf::sync_job { prepare_random_map $exit };
1948 }
1949
1950 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1951 my $hp = $exit->stats->hp;
1952 my $sp = $exit->stats->sp;
1885 1953
1886 $self->enter_link; 1954 $self->enter_link;
1887 1955
1888 (async { 1956 (async {
1889 $self->deactivate_recursive; # just to be sure 1957 $self->deactivate_recursive; # just to be sure
1890 unless (eval { 1958 unless (eval {
1891 prepare_random_map $exit 1959 $self->goto ($slaying, $hp, $sp);
1892 if $exit->slaying eq "/!";
1893
1894 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1895 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1896 1960
1897 1; 1961 1;
1898 }) { 1962 }) {
1899 $self->message ("Something went wrong deep within the crossfire server. " 1963 $self->message ("Something went wrong deep within the crossfire server. "
1900 . "I'll try to bring you back to the map you were before. " 1964 . "I'll try to bring you back to the map you were before. "
… …
1961 # get handled first 2025 # get handled first
1962 my $queue = delete $ns->{query_queue} 2026 my $queue = delete $ns->{query_queue}
1963 or return; # be conservative, not sure how that can happen, but we saw a crash here 2027 or return; # be conservative, not sure how that can happen, but we saw a crash here
1964 2028
1965 (shift @$queue)->[1]->($msg); 2029 (shift @$queue)->[1]->($msg);
2030 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1966 2031
1967 push @{ $ns->{query_queue} }, @$queue; 2032 push @{ $ns->{query_queue} }, @$queue;
1968 2033
1969 if (@{ $ns->{query_queue} } == @$queue) { 2034 if (@{ $ns->{query_queue} } == @$queue) {
1970 if (@$queue) { 2035 if (@$queue) {
… …
2131The parameter C<$family> should best start with the name of the extension 2196The parameter C<$family> should best start with the name of the extension
2132using it, it should be unique. 2197using it, it should be unique.
2133 2198
2134=over 4 2199=over 4
2135 2200
2136=item $hashref = cf::db_get $family
2137
2138Return a hashref for use by the extension C<$family>, which can be
2139modified. After modifications, you have to call C<cf::db_dirty> or
2140C<cf::db_sync>.
2141
2142=item $value = cf::db_get $family => $key 2201=item $value = cf::db_get $family => $key
2143 2202
2144Returns a single value from the database 2203Returns a single value from the database.
2145
2146=item cf::db_put $family => $hashref
2147
2148Stores the given family hashref into the database. Updates are delayed, if
2149you want the data to be synced to disk immediately, use C<cf::db_sync>.
2150 2204
2151=item cf::db_put $family => $key => $value 2205=item cf::db_put $family => $key => $value
2152 2206
2153Stores the given C<$value> in the family hash. Updates are delayed, if you 2207Stores the given C<$value> in the family.
2154want the data to be synced to disk immediately, use C<cf::db_sync>.
2155
2156=item cf::db_dirty
2157
2158Marks the database as dirty, to be updated at a later time.
2159
2160=item cf::db_sync
2161
2162Immediately write the database to disk I<if it is dirty>.
2163 2208
2164=cut 2209=cut
2165 2210
2166our $DB; 2211our $DB;
2167 2212
2168{ 2213sub db_init {
2214 unless ($DB) {
2215 $DB = BDB::db_create $DB_ENV;
2216
2217 cf::sync_job {
2218 eval {
2219 $DB->set_flags (BDB::CHKSUM);
2220
2221 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2222 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2223 cf::cleanup "db_open(db): $!" if $!;
2224 };
2225 cf::cleanup "db_open(db): $@" if $@;
2226 };
2227
2169 my $path = cf::localdir . "/database.pst"; 2228 my $path = cf::localdir . "/database.pst";
2229 if (stat $path) {
2230 cf::sync_job {
2231 my $pst = Storable::retrieve $path;
2170 2232
2171 sub db_load() { 2233 cf::db_put (board => data => $pst->{board});
2172 $DB = stat $path ? Storable::retrieve $path : { }; 2234 cf::db_put (guildrules => data => $pst->{guildrules});
2173 } 2235 cf::db_put (rent => balance => $pst->{rent}{balance});
2236 BDB::db_env_txn_checkpoint $DB_ENV;
2174 2237
2175 my $pid; 2238 unlink $path;
2176
2177 sub db_save() {
2178 waitpid $pid, 0 if $pid;
2179 if (0 == ($pid = fork)) {
2180 $DB->{_meta}{version} = 1;
2181 Storable::nstore $DB, "$path~";
2182 rename "$path~", $path;
2183 cf::_exit 0 if defined $pid;
2184 } 2239 };
2185 }
2186
2187 my $dirty;
2188
2189 sub db_sync() {
2190 db_save if $dirty;
2191 undef $dirty;
2192 }
2193
2194 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2195 db_sync;
2196 });
2197
2198 sub db_dirty() {
2199 $dirty = 1;
2200 $idle->start;
2201 }
2202
2203 sub db_get($;$) {
2204 @_ >= 2
2205 ? $DB->{$_[0]}{$_[1]}
2206 : ($DB->{$_[0]} ||= { })
2207 }
2208
2209 sub db_put($$;$) {
2210 if (@_ >= 3) {
2211 $DB->{$_[0]}{$_[1]} = $_[2];
2212 } else {
2213 $DB->{$_[0]} = $_[1];
2214 }
2215 db_dirty;
2216 }
2217
2218 cf::global->attach (
2219 prio => 10000,
2220 on_cleanup => sub {
2221 db_sync;
2222 }, 2240 }
2223 ); 2241 }
2242}
2243
2244sub db_get($$) {
2245 my $key = "$_[0]/$_[1]";
2246
2247 cf::sync_job {
2248 BDB::db_get $DB, undef, $key, my $data;
2249
2250 $! ? ()
2251 : Compress::LZF::sthaw $data
2252 }
2253}
2254
2255sub db_put($$$) {
2256 BDB::dbreq_pri 4;
2257 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2224} 2258}
2225 2259
2226############################################################################# 2260#############################################################################
2227# the server's main() 2261# the server's init and main functions
2262
2263sub load_resources {
2264 load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2265 or die "unable to load regions file\n";#d#
2266}
2228 2267
2229sub cfg_load { 2268sub cfg_load {
2230 open my $fh, "<:utf8", cf::confdir . "/config" 2269 open my $fh, "<:utf8", cf::confdir . "/config"
2231 or return; 2270 or return;
2232 2271
… …
2245 }; 2284 };
2246 warn $@ if $@; 2285 warn $@ if $@;
2247 } 2286 }
2248} 2287}
2249 2288
2289sub init {
2290 load_resources;
2291}
2292
2250sub main { 2293sub main {
2251 # we must not ever block the main coroutine 2294 # we must not ever block the main coroutine
2252 local $Coro::idle = sub { 2295 local $Coro::idle = sub {
2253 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2296 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2297 (async {
2254 async { Event::one_event }; 2298 Event::one_event;
2299 })->prio (Coro::PRIO_MAX);
2255 }; 2300 };
2256 2301
2257 cfg_load; 2302 cfg_load;
2258 db_load; 2303 db_init;
2259 load_extensions; 2304 load_extensions;
2305
2306 $TICK_WATCHER->start;
2260 Event::loop; 2307 Event::loop;
2261} 2308}
2262 2309
2263############################################################################# 2310#############################################################################
2264# initialisation and cleanup 2311# initialisation and cleanup
2265 2312
2266# install some emergency cleanup handlers 2313# install some emergency cleanup handlers
2267BEGIN { 2314BEGIN {
2268 for my $signal (qw(INT HUP TERM)) { 2315 for my $signal (qw(INT HUP TERM)) {
2269 Event->signal ( 2316 Event->signal (
2317 reentrant => 0,
2270 data => WF_AUTOCANCEL, 2318 data => WF_AUTOCANCEL,
2271 signal => $signal, 2319 signal => $signal,
2320 prio => 0,
2272 cb => sub { 2321 cb => sub {
2273 cf::cleanup "SIG$signal"; 2322 cf::cleanup "SIG$signal";
2274 }, 2323 },
2275 ); 2324 );
2276 } 2325 }
2277} 2326}
… …
2282 warn "enter emergency perl save\n"; 2331 warn "enter emergency perl save\n";
2283 2332
2284 cf::sync_job { 2333 cf::sync_job {
2285 # use a peculiar iteration method to avoid tripping on perl 2334 # use a peculiar iteration method to avoid tripping on perl
2286 # refcount bugs in for. also avoids problems with players 2335 # refcount bugs in for. also avoids problems with players
2287 # and maps saved/Destroyed asynchronously. 2336 # and maps saved/destroyed asynchronously.
2288 warn "begin emergency player save\n"; 2337 warn "begin emergency player save\n";
2289 for my $login (keys %cf::PLAYER) { 2338 for my $login (keys %cf::PLAYER) {
2290 my $pl = $cf::PLAYER{$login} or next; 2339 my $pl = $cf::PLAYER{$login} or next;
2291 $pl->valid or next; 2340 $pl->valid or next;
2292 $pl->save; 2341 $pl->save;
… …
2298 my $map = $cf::MAP{$path} or next; 2347 my $map = $cf::MAP{$path} or next;
2299 $map->valid or next; 2348 $map->valid or next;
2300 $map->save; 2349 $map->save;
2301 } 2350 }
2302 warn "end emergency map save\n"; 2351 warn "end emergency map save\n";
2352
2353 warn "begin emergency database checkpoint\n";
2354 BDB::db_env_txn_checkpoint $DB_ENV;
2355 warn "end emergency database checkpoint\n";
2303 }; 2356 };
2304 2357
2305 warn "leave emergency perl save\n"; 2358 warn "leave emergency perl save\n";
2359}
2360
2361sub post_cleanup {
2362 my ($make_core) = @_;
2363
2364 warn Carp::longmess "post_cleanup backtrace"
2365 if $make_core;
2306} 2366}
2307 2367
2308sub reload() { 2368sub reload() {
2309 # can/must only be called in main 2369 # can/must only be called in main
2310 if ($Coro::current != $Coro::main) { 2370 if ($Coro::current != $Coro::main) {
2311 warn "can only reload from main coroutine\n"; 2371 warn "can only reload from main coroutine";
2312 return; 2372 return;
2313 } 2373 }
2314 2374
2315 warn "reloading..."; 2375 warn "reloading...";
2316 2376
2317 warn "freezing server"; 2377 warn "cancelling server ticker";
2318 my $guard = freeze_mainloop; 2378 $TICK_WATCHER->cancel;
2379
2319 cf::emergency_save; 2380 cf::emergency_save;
2320
2321 warn "sync database to disk";
2322 cf::db_sync;
2323 IO::AIO::flush;
2324 2381
2325 eval { 2382 eval {
2326 # if anything goes wrong in here, we should simply crash as we already saved 2383 # if anything goes wrong in here, we should simply crash as we already saved
2327 2384
2328 warn "cancel all watchers"; 2385 warn "cancelling all WF_AUTOCANCEL watchers";
2329 for (Event::all_watchers) { 2386 for (Event::all_watchers) {
2330 $_->cancel if $_->data & WF_AUTOCANCEL; 2387 $_->cancel if $_->data & WF_AUTOCANCEL;
2331 } 2388 }
2332 2389
2390 warn "syncing database to disk";
2391 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
2392
2393 warn "flushing outstanding aio requests";
2394 for (;;) {
2395 BDB::flush;
2396 IO::AIO::flush;
2397 Coro::cede;
2398 last unless IO::AIO::nreqs || BDB::nreqs;
2399 warn "iterate...";
2400 }
2401
2333 warn "cancel all extension coros"; 2402 warn "cancelling all extension coros";
2334 $_->cancel for values %EXT_CORO; 2403 $_->cancel for values %EXT_CORO;
2335 %EXT_CORO = (); 2404 %EXT_CORO = ();
2336 2405
2337 warn "remove commands"; 2406 warn "removing commands";
2338 %COMMAND = (); 2407 %COMMAND = ();
2339 2408
2340 warn "remove ext commands"; 2409 warn "removing ext commands";
2341 %EXTCMD = (); 2410 %EXTCMD = ();
2342 2411
2343 warn "unload/nuke all extensions"; 2412 warn "unloading/nuking all extensions";
2344 for my $pkg (@EXTS) { 2413 for my $pkg (@EXTS) {
2345 warn "... unloading $pkg"; 2414 warn "... unloading $pkg";
2346 2415
2347 if (my $cb = $pkg->can ("unload")) { 2416 if (my $cb = $pkg->can ("unload")) {
2348 eval { 2417 eval {
… …
2353 2422
2354 warn "... nuking $pkg"; 2423 warn "... nuking $pkg";
2355 Symbol::delete_package $pkg; 2424 Symbol::delete_package $pkg;
2356 } 2425 }
2357 2426
2358 warn "unload all perl modules loaded from $LIBDIR"; 2427 warn "unloading all perl modules loaded from $LIBDIR";
2359 while (my ($k, $v) = each %INC) { 2428 while (my ($k, $v) = each %INC) {
2360 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2429 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2361 2430
2362 warn "removing <$k>"; 2431 warn "... unloading $k";
2363 delete $INC{$k}; 2432 delete $INC{$k};
2364 2433
2365 $k =~ s/\.pm$//; 2434 $k =~ s/\.pm$//;
2366 $k =~ s/\//::/g; 2435 $k =~ s/\//::/g;
2367 2436
… …
2370 } 2439 }
2371 2440
2372 Symbol::delete_package $k; 2441 Symbol::delete_package $k;
2373 } 2442 }
2374 2443
2375 warn "get rid of safe::, as good as possible"; 2444 warn "getting rid of safe::, as good as possible";
2376 Symbol::delete_package "safe::$_" 2445 Symbol::delete_package "safe::$_"
2377 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2446 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2378 2447
2379 warn "unload cf.pm \"a bit\""; 2448 warn "unloading cf.pm \"a bit\"";
2380 delete $INC{"cf.pm"}; 2449 delete $INC{"cf.pm"};
2381 2450
2382 # don't, removes xs symbols, too, 2451 # don't, removes xs symbols, too,
2383 # and global variables created in xs 2452 # and global variables created in xs
2384 #Symbol::delete_package __PACKAGE__; 2453 #Symbol::delete_package __PACKAGE__;
2385 2454
2455 warn "unload completed, starting to reload now";
2456
2386 warn "reloading cf.pm"; 2457 warn "reloading cf.pm";
2387 require cf; 2458 require cf;
2388 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2459 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2389 2460
2390 warn "load config and database again"; 2461 warn "loading config and database again";
2391 cf::cfg_load; 2462 cf::cfg_load;
2392 cf::db_load;
2393 2463
2394 warn "load extensions"; 2464 warn "loading extensions";
2395 cf::load_extensions; 2465 cf::load_extensions;
2396 2466
2397 warn "reattach attachments to objects/players"; 2467 warn "reattaching attachments to objects/players";
2398 _global_reattach; 2468 _global_reattach;
2399 warn "reattach attachments to maps"; 2469 warn "reattaching attachments to maps";
2400 reattach $_ for values %MAP; 2470 reattach $_ for values %MAP;
2471
2472 warn "loading reloadable resources";
2473 load_resources;
2474
2475 warn "restarting server ticker";
2476
2477 $TICK_WATCHER->start;
2401 }; 2478 };
2402 2479
2403 if ($@) { 2480 if ($@) {
2404 warn $@; 2481 warn $@;
2405 warn "error while reloading, exiting."; 2482 warn "error while reloading, exiting.";
… …
2407 } 2484 }
2408 2485
2409 warn "reloaded"; 2486 warn "reloaded";
2410}; 2487};
2411 2488
2412############################################################################# 2489our $RELOAD_WATCHER; # used only during reload
2413
2414unless ($LINK_MAP) {
2415 $LINK_MAP = cf::map::new;
2416
2417 $LINK_MAP->width (41);
2418 $LINK_MAP->height (41);
2419 $LINK_MAP->alloc;
2420 $LINK_MAP->path ("{link}");
2421 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2422 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2423
2424 # dirty hack because... archetypes are not yet loaded
2425 Event->timer (
2426 after => 10,
2427 cb => sub {
2428 $_[0]->w->cancel;
2429
2430 # provide some exits "home"
2431 my $exit = cf::object::new "exit";
2432
2433 $exit->slaying ($EMERGENCY_POSITION->[0]);
2434 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
2435 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
2436
2437 $LINK_MAP->insert ($exit->clone, 19, 19);
2438 $LINK_MAP->insert ($exit->clone, 19, 20);
2439 $LINK_MAP->insert ($exit->clone, 19, 21);
2440 $LINK_MAP->insert ($exit->clone, 20, 19);
2441 $LINK_MAP->insert ($exit->clone, 20, 21);
2442 $LINK_MAP->insert ($exit->clone, 21, 19);
2443 $LINK_MAP->insert ($exit->clone, 21, 20);
2444 $LINK_MAP->insert ($exit->clone, 21, 21);
2445
2446 $exit->destroy;
2447 });
2448
2449 $LINK_MAP->{deny_save} = 1;
2450 $LINK_MAP->{deny_reset} = 1;
2451
2452 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2453}
2454 2490
2455register_command "reload" => sub { 2491register_command "reload" => sub {
2456 my ($who, $arg) = @_; 2492 my ($who, $arg) = @_;
2457 2493
2458 if ($who->flag (FLAG_WIZ)) { 2494 if ($who->flag (FLAG_WIZ)) {
2459 $who->message ("start of reload."); 2495 $who->message ("reloading server.");
2496
2497 # doing reload synchronously and two reloads happen back-to-back,
2498 # coro crashes during coro_state_free->destroy here.
2499
2500 $RELOAD_WATCHER ||= Event->timer (
2501 reentrant => 0,
2502 after => 0,
2503 data => WF_AUTOCANCEL,
2504 cb => sub {
2460 reload; 2505 reload;
2461 $who->message ("end of reload."); 2506 undef $RELOAD_WATCHER;
2507 },
2508 );
2462 } 2509 }
2463}; 2510};
2464 2511
2465unshift @INC, $LIBDIR; 2512unshift @INC, $LIBDIR;
2513
2514my $bug_warning = 0;
2466 2515
2467$TICK_WATCHER = Event->timer ( 2516$TICK_WATCHER = Event->timer (
2468 reentrant => 0, 2517 reentrant => 0,
2518 parked => 1,
2469 prio => 0, 2519 prio => 0,
2470 at => $NEXT_TICK || $TICK, 2520 at => $NEXT_TICK || $TICK,
2471 data => WF_AUTOCANCEL, 2521 data => WF_AUTOCANCEL,
2472 cb => sub { 2522 cb => sub {
2523 if ($Coro::current != $Coro::main) {
2524 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2525 unless ++$bug_warning > 10;
2526 return;
2527 }
2528
2473 $NOW = Event::time; 2529 $NOW = Event::time;
2474 2530
2475 cf::server_tick; # one server iteration 2531 cf::server_tick; # one server iteration
2476 $RUNTIME += $TICK; 2532 $RUNTIME += $TICK;
2477 $NEXT_TICK += $TICK; 2533 $NEXT_TICK += $TICK;
2478 2534
2479 $WAIT_FOR_TICK->broadcast; 2535 $WAIT_FOR_TICK->broadcast;
2480 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 2536 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2537
2538 Event::sweep;
2539 Coro::cede_notself;
2540
2541# my $AFTER = Event::time;
2542# warn $AFTER - $NOW;#d#
2481 2543
2482 # if we are delayed by four ticks or more, skip them all 2544 # if we are delayed by four ticks or more, skip them all
2483 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2545 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2484 2546
2485 $TICK_WATCHER->at ($NEXT_TICK); 2547 $TICK_WATCHER->at ($NEXT_TICK);
2486 $TICK_WATCHER->start; 2548 $TICK_WATCHER->start;
2487 }, 2549 },
2488); 2550);
2489 2551
2552{
2553 BDB::max_poll_time $TICK * 0.1;
2554 $BDB_POLL_WATCHER = Event->io (
2555 reentrant => 0,
2556 fd => BDB::poll_fileno,
2557 poll => 'r',
2558 prio => 0,
2559 data => WF_AUTOCANCEL,
2560 cb => \&BDB::poll_cb,
2561 );
2562 BDB::min_parallel 8;
2563
2564 BDB::set_sync_prepare {
2565 my $status;
2566 my $current = $Coro::current;
2567 (
2568 sub {
2569 $status = $!;
2570 $current->ready; undef $current;
2571 },
2572 sub {
2573 Coro::schedule while defined $current;
2574 $! = $status;
2575 },
2576 )
2577 };
2578
2579 unless ($DB_ENV) {
2580 $DB_ENV = BDB::db_env_create;
2581
2582 cf::sync_job {
2583 eval {
2584 BDB::db_env_open
2585 $DB_ENV,
2586 $BDB_ENV_DIR,
2587 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2588 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2589 0666;
2590
2591 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2592
2593 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2594 $DB_ENV->set_lk_detect;
2595 };
2596
2597 cf::cleanup "db_env_open(db): $@" if $@;
2598 };
2599 }
2600}
2601
2602{
2603 IO::AIO::min_parallel 8;
2604
2605 undef $Coro::AIO::WATCHER;
2490IO::AIO::max_poll_time $TICK * 0.2; 2606 IO::AIO::max_poll_time $TICK * 0.1;
2491 2607 $AIO_POLL_WATCHER = Event->io (
2492Event->io ( 2608 reentrant => 0,
2493 fd => IO::AIO::poll_fileno, 2609 fd => IO::AIO::poll_fileno,
2494 poll => 'r', 2610 poll => 'r',
2495 prio => 5, 2611 prio => 6,
2496 data => WF_AUTOCANCEL, 2612 data => WF_AUTOCANCEL,
2497 cb => \&IO::AIO::poll_cb, 2613 cb => \&IO::AIO::poll_cb,
2498); 2614 );
2615}
2499 2616
2500Event->timer ( 2617$WRITE_RUNTIME_WATCHER = Event->timer (
2618 reentrant => 0,
2501 data => WF_AUTOCANCEL, 2619 data => WF_AUTOCANCEL,
2502 after => 0, 2620 after => 1,
2503 interval => 10, 2621 interval => 10,
2504 cb => sub { 2622 prio => 6, # keep it lowest so it acts like a watchdog
2505 (Coro::unblock_sub { 2623 cb => Coro::unblock_sub {
2506 write_runtime 2624 write_runtime
2507 or warn "ERROR: unable to write runtime file: $!"; 2625 or warn "ERROR: unable to write runtime file: $!";
2508 })->();
2509 }, 2626 },
2510); 2627);
2511 2628
2512END { cf::emergency_save } 2629END { cf::emergency_save }
2513 2630

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines