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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC vs.
Revision 1.219 by root, Sat Feb 17 03:19:44 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use BDB ();
20	use Data::Dumper;	21	use Data::Dumper;
21	use Digest::MD5;	22	use Digest::MD5;
22	use Fcntl;	23	use Fcntl;
23	use IO::AIO 2.32 ();	24	use IO::AIO 2.32 ();
24	use YAML::Syck ();	25	use YAML::Syck ();
25	use Time::HiRes;	26	use Time::HiRes;
		27	use Compress::LZF;
		28
		29	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
26		30
27	use Event; $Event::Eval = 1; # no idea why this is required, but it is	31	use Event; $Event::Eval = 1; # no idea why this is required, but it is
28		32
29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30		34
…		…
44	our @EVENT;	48	our @EVENT;
45	our $LIBDIR = datadir . "/ext";	49	our $LIBDIR = datadir . "/ext";
46		50
47	our $TICK = MAX_TIME * 1e-6;	51	our $TICK = MAX_TIME * 1e-6;
48	our $TICK_WATCHER;	52	our $TICK_WATCHER;
		53	our $AIO_POLL_WATCHER;
		54	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
49	our $NEXT_TICK;	55	our $NEXT_TICK;
50	our $NOW;	56	our $NOW;
		57	our $USE_FSYNC = 1; # use fsync to write maps - default off
		58
		59	our $BDB_POLL_WATCHER;
		60	our $DB_ENV;
51		61
52	our %CFG;	62	our %CFG;
53		63
54	our $UPTIME; $UPTIME ||= time;	64	our $UPTIME; $UPTIME ||= time;
55	our $RUNTIME;	65	our $RUNTIME;
56		66
57	our %PLAYER; # all users	67	our %PLAYER; # all users
58	our %MAP; # all maps	68	our %MAP; # all maps
59	our $LINK_MAP; # the special {link} map	69	our $LINK_MAP; # the special {link} map, which is always available
60	our $RANDOM_MAPS = cf::localdir . "/random";	70	our $RANDOM_MAPS = cf::localdir . "/random";
		71	our $BDB_ENV_DIR = cf::localdir . "/db";
61		72
62	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;	73	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
63	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;	74	our $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 ∕
		77	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
64		78
65	binmode STDOUT;	79	binmode STDOUT;
66	binmode STDERR;	80	binmode STDERR;
67		81
68	# read virtual server time, if available	82	# read virtual server time, if available
…		…
75	mkdir cf::localdir;	89	mkdir cf::localdir;
76	mkdir cf::localdir . "/" . cf::playerdir;	90	mkdir cf::localdir . "/" . cf::playerdir;
77	mkdir cf::localdir . "/" . cf::tmpdir;	91	mkdir cf::localdir . "/" . cf::tmpdir;
78	mkdir cf::localdir . "/" . cf::uniquedir;	92	mkdir cf::localdir . "/" . cf::uniquedir;
79	mkdir $RANDOM_MAPS;	93	mkdir $RANDOM_MAPS;
		94	mkdir $BDB_ENV_DIR;
80		95
81	# a special map that is always available
82	our $LINK_MAP;
83	our $EMERGENCY_POSITION;	96	our $EMERGENCY_POSITION;
		97
		98	sub cf::map::normalise;
84		99
85	#############################################################################	100	#############################################################################
86		101
87	=head2 GLOBAL VARIABLES	102	=head2 GLOBAL VARIABLES
88		103
…		…
256	}	271	}
257		272
258	sub freeze_mainloop {	273	sub freeze_mainloop {
259	return unless $TICK_WATCHER->is_active;	274	return unless $TICK_WATCHER->is_active;
260		275
261	my $guard = Coro::guard { $TICK_WATCHER->start };	276	my $guard = Coro::guard {
		277	$TICK_WATCHER->start;
		278	};
262	$TICK_WATCHER->stop;	279	$TICK_WATCHER->stop;
263	$guard	280	$guard
264	}	281	}
265		282
266	=item cf::async { BLOCK }	283	=item cf::async { BLOCK }
…		…
337		354
338	$coro	355	$coro
339	}	356	}
340		357
341	sub write_runtime {	358	sub write_runtime {
		359	my $guard = cf::lock_acquire "write_runtime";
		360
342	my $runtime = cf::localdir . "/runtime";	361	my $runtime = cf::localdir . "/runtime";
343		362
344	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	363	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
345	or return;	364	or return;
346		365
		366	my $value = $cf::RUNTIME + 90 + 10;
347	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	367	# 10 is the runtime save interval, for a monotonic clock
		368	# 60 allows for the watchdog to kill the server.
		369
348	(aio_write $fh, 0, (length $value), $value, 0) <= 0	370	(aio_write $fh, 0, (length $value), $value, 0) <= 0
349	and return;	371	and return;
350		372
		373	# always fsync - this file is important
351	aio_fsync $fh	374	aio_fsync $fh
352	and return;	375	and return;
353		376
354	close $fh	377	close $fh
355	or return;	378	or return;
…		…
361	}	384	}
362		385
363	=back	386	=back
364		387
365	=cut	388	=cut
366
367	#############################################################################
368
369	package cf::path;
370
371	use overload
372	'""' => \&as_string;
373
374	# used to convert map paths into valid unix filenames by repalcing / by ∕
375	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
376
377	sub register {
378	my ($pkg, $prefix) = @_;
379
380	$EXT_MAP{$prefix} = $pkg;
381	}
382
383	sub new {
384	my ($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	$self
450	}
451
452	sub init {
453	# nop
454	}
455
456	sub substitute {
457	()
458	}
459
460	# the name / primary key / in-game path
461	sub as_string {
462	my ($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
470	sub visible_name {
471	&as_string
472	}
473
474	# escape the /'s in the path
475	sub _escaped_path {
476	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
477
478	$path
479	}
480
481	# the original (read-only) location
482	sub load_path {
483	my ($self) = @_;
484
485	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
486	}
487
488	# the temporary/swap location
489	sub save_path {
490	my ($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, $self->_escaped_path
495	}
496
497	# the unique path, undef == no special unique path
498	sub uniq_path {
499	my ($self) = @_;
500
501	$self->{user_rel} || $self->{ext}
502	? undef
503	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
504	}
505
506	sub customise_for {
507	my ($self, $map, $ob) = @_;
508
509	if ($map->per_player) {
510	return cf::map::find ("~" . $ob->name . "/" . $map->{path}{path});
511	}
512
513	$map
514	}
515
516	# this is somewhat ugly, but style maps do need special treatment
517	sub is_style_map {
518	$_[0]{path} =~ m{^/styles/}
519	}
520
521	sub load_orig {
522	my ($self) = @_;
523
524	&cf::map::load_map_header ($self->load_path)
525	}
526
527	sub load_temp {
528	my ($self) = @_;
529
530	&cf::map::load_map_header ($self->save_path)
531	}
532
533	sub unlink_save {
534	my ($self) = @_;
535
536	utf8::encode (my $save = $self->save_path);
537	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
538	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
539	}
540
541	package cf;
542		389
543	#############################################################################	390	#############################################################################
544		391
545	=head2 ATTACHABLE OBJECTS	392	=head2 ATTACHABLE OBJECTS
546		393
…		…
672	our @CB_TYPE = (); # registry for type (cf-object class) based events	519	our @CB_TYPE = (); # registry for type (cf-object class) based events
673	our @CB_MAP = ();	520	our @CB_MAP = ();
674		521
675	my %attachment;	522	my %attachment;
676		523
		524	sub cf::attachable::thawer_merge {
		525	# simply override everything except _meta
		526	local $_[0]{_meta};
		527	%{$_[0]} = %{$_[1]};
		528	}
		529
677	sub _attach_cb($$$$) {	530	sub _attach_cb($$$$) {
678	my ($registry, $event, $prio, $cb) = @_;	531	my ($registry, $event, $prio, $cb) = @_;
679		532
680	use sort 'stable';	533	use sort 'stable';
681		534
…		…
852	# object support	705	# object support
853		706
854	sub reattach {	707	sub reattach {
855	# basically do the same as instantiate, without calling instantiate	708	# basically do the same as instantiate, without calling instantiate
856	my ($obj) = @_;	709	my ($obj) = @_;
		710
		711	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
857		712
858	my $registry = $obj->registry;	713	my $registry = $obj->registry;
859		714
860	@$registry = ();	715	@$registry = ();
861		716
…		…
908	$filename, length $$rdata, scalar @$objs;	763	$filename, length $$rdata, scalar @$objs;
909		764
910	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	765	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
911	chmod SAVE_MODE, $fh;	766	chmod SAVE_MODE, $fh;
912	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	767	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
913	aio_fsync $fh;	768	aio_fsync $fh if $cf::USE_FSYNC;
914	close $fh;	769	close $fh;
915		770
916	if (@$objs) {	771	if (@$objs) {
917	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	772	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
918	chmod SAVE_MODE, $fh;	773	chmod SAVE_MODE, $fh;
919	my $data = Storable::nfreeze { version => 1, objs => $objs };	774	my $data = Storable::nfreeze { version => 1, objs => $objs };
920	aio_write $fh, 0, (length $data), $data, 0;	775	aio_write $fh, 0, (length $data), $data, 0;
921	aio_fsync $fh;	776	aio_fsync $fh if $cf::USE_FSYNC;
922	close $fh;	777	close $fh;
923	aio_rename "$filename.pst~", "$filename.pst";	778	aio_rename "$filename.pst~", "$filename.pst";
924	}	779	}
925	} else {	780	} else {
926	aio_unlink "$filename.pst";	781	aio_unlink "$filename.pst";
…		…
1048	"package $pkg; use strict; use utf8;\n"	903	"package $pkg; use strict; use utf8;\n"
1049	. "#line 1 \"$path\"\n{\n"	904	. "#line 1 \"$path\"\n{\n"
1050	. (do { local $/; <$fh> })	905	. (do { local $/; <$fh> })
1051	. "\n};\n1";	906	. "\n};\n1";
1052		907
1053	eval $source	908	unless (eval $source) {
1054	or die $@ ? "$path: $@\n"	909	my $msg = $@ ? "$path: $@\n"
1055	: "extension disabled.\n";	910	: "extension disabled.\n";
		911	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
		912	warn $@;
		913	warn "mandatory extension failed to load, exiting.\n";
		914	exit 1;
		915	}
		916	die $@;
		917	}
1056		918
1057	push @EXTS, $pkg;	919	push @EXTS, $pkg;
1058	}	920	}
1059		921
1060	sub load_extensions {	922	sub load_extensions {
…		…
1066	} or warn "$ext not loaded: $@";	928	} or warn "$ext not loaded: $@";
1067	}	929	}
1068	}	930	}
1069		931
1070	#############################################################################	932	#############################################################################
1071	# load/save/clean perl data associated with a map
1072
1073	*cf::mapsupport::on_clean = sub {
1074	my ($map) = @_;
1075
1076	my $path = $map->tmpname;
1077	defined $path or return;
1078
1079	unlink "$path.pst";
1080	};
1081
1082	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1083
1084	#############################################################################
1085		933
1086	=head2 CORE EXTENSIONS	934	=head2 CORE EXTENSIONS
1087		935
1088	Functions and methods that extend core crossfire objects.	936	Functions and methods that extend core crossfire objects.
1089		937
…		…
1125		973
1126	sub exists($) {	974	sub exists($) {
1127	my ($login) = @_;	975	my ($login) = @_;
1128		976
1129	$cf::PLAYER{$login}	977	$cf::PLAYER{$login}
1130	or cf::sync_job { !aio_stat $login }	978	or cf::sync_job { !aio_stat path $login }
1131	}	979	}
1132		980
1133	sub find($) {	981	sub find($) {
1134	return $cf::PLAYER{$_[0]} || do {	982	return $cf::PLAYER{$_[0]} || do {
1135	my $login = $_[0];	983	my $login = $_[0];
…		…
1225	\@logins	1073	\@logins
1226	}	1074	}
1227		1075
1228	=item $player->maps	1076	=item $player->maps
1229		1077
1230	Returns an arrayref of cf::path's of all maps that are private for this	1078	Returns an arrayref of map paths that are private for this
1231	player. May block.	1079	player. May block.
1232		1080
1233	=cut	1081	=cut
1234		1082
1235	sub maps($) {	1083	sub maps($) {
1236	my ($pl) = @_;	1084	my ($pl) = @_;
		1085
		1086	$pl = ref $pl ? $pl->ob->name : $pl;
1237		1087
1238	my $files = aio_readdir playerdir $pl	1088	my $files = aio_readdir playerdir $pl
1239	or return;	1089	or return;
1240		1090
1241	my @paths;	1091	my @paths;
…		…
1243	for (@$files) {	1093	for (@$files) {
1244	utf8::decode $_;	1094	utf8::decode $_;
1245	next if /\.(?:pl|pst)$/;	1095	next if /\.(?:pl|pst)$/;
1246	next unless /^$PATH_SEP/o;	1096	next unless /^$PATH_SEP/o;
1247		1097
1248	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;	1098	push @paths, cf::map::normalise "~$pl/$_";
1249	}	1099	}
1250		1100
1251	\@paths	1101	\@paths
1252	}	1102	}
1253		1103
…		…
1279	package cf::map;	1129	package cf::map;
1280		1130
1281	use Fcntl;	1131	use Fcntl;
1282	use Coro::AIO;	1132	use Coro::AIO;
1283		1133
		1134	use overload
		1135	'""' => \&as_string,
		1136	fallback => 1;
		1137
1284	our $MAX_RESET = 3600;	1138	our $MAX_RESET = 3600;
1285	our $DEFAULT_RESET = 3000;	1139	our $DEFAULT_RESET = 3000;
1286		1140
1287	sub generate_random_map {	1141	sub generate_random_map {
1288	my ($path, $rmp) = @_;	1142	my ($self, $rmp) = @_;
1289
1290	# mit "rum" bekleckern, nicht	1143	# mit "rum" bekleckern, nicht
1291	cf::map::_create_random_map (	1144	$self->_create_random_map (
1292	$path,
1293	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1145	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1294	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1146	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1295	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1147	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1296	$rmp->{exit_on_final_map},	1148	$rmp->{exit_on_final_map},
1297	$rmp->{xsize}, $rmp->{ysize},	1149	$rmp->{xsize}, $rmp->{ysize},
…		…
1302	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1154	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1303	(cf::region::find $rmp->{region}), $rmp->{custom}	1155	(cf::region::find $rmp->{region}), $rmp->{custom}
1304	)	1156	)
1305	}	1157	}
1306		1158
		1159	=item cf::map->register ($regex, $prio)
		1160
		1161	Register a handler for the map path matching the given regex at the
		1162	givne priority (higher is better, built-in handlers have priority 0, the
		1163	default).
		1164
		1165	=cut
		1166
		1167	sub register {
		1168	my (undef, $regex, $prio) = @_;
		1169	my $pkg = caller;
		1170
		1171	no strict;
		1172	push @{"$pkg\::ISA"}, __PACKAGE__;
		1173
		1174	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1175	}
		1176
		1177	# also paths starting with '/'
		1178	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1179
		1180	sub thawer_merge {
		1181	my ($self, $merge) = @_;
		1182
		1183	# we have to keep some variables in memory intact
		1184	local $self->{path};
		1185	local $self->{load_path};
		1186	local $self->{deny_save};
		1187	local $self->{deny_reset};
		1188
		1189	$self->SUPER::thawer_merge ($merge);
		1190	}
		1191
		1192	sub normalise {
		1193	my ($path, $base) = @_;
		1194
		1195	$path = "$path"; # make sure its a string
		1196
		1197	$path =~ s/\.map$//;
		1198
		1199	# map plan:
		1200	#
		1201	# /! non-realised random map exit (special hack!)
		1202	# {... are special paths that are not being touched
		1203	# ?xxx/... are special absolute paths
		1204	# ?random/... random maps
		1205	# /... normal maps
		1206	# ~user/... per-player map of a specific user
		1207
		1208	$path =~ s/$PATH_SEP/\//go;
		1209
		1210	# treat it as relative path if it starts with
		1211	# something that looks reasonable
		1212	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1213	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1214
		1215	$base =~ s{[^/]+/?$}{};
		1216	$path = "$base/$path";
		1217	}
		1218
		1219	for ($path) {
		1220	redo if s{//}{/};
		1221	redo if s{/\.?/}{/};
		1222	redo if s{/[^/]+/\.\./}{/};
		1223	}
		1224
		1225	$path
		1226	}
		1227
		1228	sub new_from_path {
		1229	my (undef, $path, $base) = @_;
		1230
		1231	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1232
		1233	$path = normalise $path, $base;
		1234
		1235	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1236	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1237	my $self = bless cf::map::new, $pkg;
		1238	$self->{path} = $path; $self->path ($path);
		1239	$self->init; # pass $1 etc.
		1240	return $self;
		1241	}
		1242	}
		1243
		1244	Carp::carp "unable to resolve path '$path' (base '$base').";
		1245	()
		1246	}
		1247
		1248	sub init {
		1249	my ($self) = @_;
		1250
		1251	$self
		1252	}
		1253
		1254	sub as_string {
		1255	my ($self) = @_;
		1256
		1257	"$self->{path}"
		1258	}
		1259
		1260	# the displayed name, this is a one way mapping
		1261	sub visible_name {
		1262	&as_string
		1263	}
		1264
		1265	# the original (read-only) location
		1266	sub load_path {
		1267	my ($self) = @_;
		1268
		1269	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1270	}
		1271
		1272	# the temporary/swap location
		1273	sub save_path {
		1274	my ($self) = @_;
		1275
		1276	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1277	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1278	}
		1279
		1280	# the unique path, undef == no special unique path
		1281	sub uniq_path {
		1282	my ($self) = @_;
		1283
		1284	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1285	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
		1286	}
		1287
1307	# and all this just because we cannot iterate over	1288	# and all this just because we cannot iterate over
1308	# all maps in C++...	1289	# all maps in C++...
1309	sub change_all_map_light {	1290	sub change_all_map_light {
1310	my ($change) = @_;	1291	my ($change) = @_;
1311		1292
1312	$_->change_map_light ($change)	1293	$_->change_map_light ($change)
1313	for grep $_->outdoor, values %cf::MAP;	1294	for grep $_->outdoor, values %cf::MAP;
1314	}	1295	}
1315		1296
		1297	sub unlink_save {
		1298	my ($self) = @_;
		1299
		1300	utf8::encode (my $save = $self->save_path);
		1301	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1302	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1303	}
		1304
1316	sub load_map_header($) {	1305	sub load_header_from($) {
1317	my ($path) = @_;	1306	my ($self, $path) = @_;
1318		1307
1319	utf8::encode $path;	1308	utf8::encode $path;
1320	aio_open $path, O_RDONLY, 0	1309	#aio_open $path, O_RDONLY, 0
		1310	# or return;
		1311
		1312	$self->_load_header ($path)
1321	or return;	1313	or return;
1322		1314
1323	my $map = cf::map::new	1315	$self->{load_path} = $path;
		1316
		1317	1
		1318	}
		1319
		1320	sub load_header_orig {
		1321	my ($self) = @_;
		1322
		1323	$self->load_header_from ($self->load_path)
		1324	}
		1325
		1326	sub load_header_temp {
		1327	my ($self) = @_;
		1328
		1329	$self->load_header_from ($self->save_path)
		1330	}
		1331
		1332	sub prepare_temp {
		1333	my ($self) = @_;
		1334
		1335	$self->last_access ((delete $self->{last_access})
		1336	|| $cf::RUNTIME); #d#
		1337	# safety
		1338	$self->{instantiate_time} = $cf::RUNTIME
		1339	if $self->{instantiate_time} > $cf::RUNTIME;
		1340	}
		1341
		1342	sub prepare_orig {
		1343	my ($self) = @_;
		1344
		1345	$self->{load_original} = 1;
		1346	$self->{instantiate_time} = $cf::RUNTIME;
		1347	$self->last_access ($cf::RUNTIME);
		1348	$self->instantiate;
		1349	}
		1350
		1351	sub load_header {
		1352	my ($self) = @_;
		1353
		1354	if ($self->load_header_temp) {
		1355	$self->prepare_temp;
		1356	} else {
		1357	$self->load_header_orig
1324	or return;	1358	or return;
		1359	$self->prepare_orig;
		1360	}
1325		1361
1326	# for better error messages only, will be overwritten later	1362	1
1327	$map->path ($path);
1328
1329	$map->load_header ($path)
1330	or return;
1331
1332	$map->{load_path} = $path;
1333
1334	$map
1335	}	1363	}
1336		1364
1337	sub find;	1365	sub find;
1338	sub find {	1366	sub find {
1339	my ($path, $origin) = @_;	1367	my ($path, $origin) = @_;
1340		1368
1341	#warn "find<$path,$origin>\n";#d#
1342
1343	$path = new cf::path $path, $origin && $origin->path;	1369	$path = normalise $path, $origin && $origin->path;
1344	my $key = $path->as_string;
1345		1370
1346	cf::lock_wait "map_find:$key";	1371	cf::lock_wait "map_find:$path";
1347		1372
1348	$cf::MAP{$key} || do {	1373	$cf::MAP{$path} || do {
1349	my $guard = cf::lock_acquire "map_find:$key";	1374	my $guard = cf::lock_acquire "map_find:$path";
1350		1375	my $map = new_from_path cf::map $path
1351	# do it the slow way
1352	my $map = $path->load_temp;
1353
1354	Coro::cede;
1355
1356	if ($map) {
1357	$map->last_access ((delete $map->{last_access})
1358	|| $cf::RUNTIME); #d#
1359	# safety
1360	$map->{instantiate_time} = $cf::RUNTIME
1361	if $map->{instantiate_time} > $cf::RUNTIME;
1362	} else {
1363	$map = $path->load_orig
1364	or return;	1376	or return;
1365		1377
1366	$map->{load_original} = 1;
1367	$map->{instantiate_time} = $cf::RUNTIME;
1368	$map->last_access ($cf::RUNTIME);
1369	$map->instantiate;
1370
1371	# per-player maps become, after loading, normal maps
1372	$map->per_player (0) if $path->{user_rel};
1373	}
1374
1375	$map->path ($key);
1376	$map->{path} = $path;
1377	$map->{last_save} = $cf::RUNTIME;	1378	$map->{last_save} = $cf::RUNTIME;
1378		1379
1379	Coro::cede;	1380	$map->load_header
		1381	or return;
1380		1382
1381	if ($map->should_reset) {	1383	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1384	# doing this can freeze the server in a sync job, obviously
		1385	#$cf::WAIT_FOR_TICK->wait;
1382	$map->reset;	1386	$map->reset;
1383	undef $guard;	1387	undef $guard;
1384	$map = find $path	1388	return find $path;
1385	or return;
1386	}	1389	}
1387		1390
1388	$cf::MAP{$key} = $map	1391	$cf::MAP{$path} = $map
1389	}	1392	}
1390	}	1393	}
		1394
		1395	sub pre_load { }
		1396	sub post_load { }
1391		1397
1392	sub load {	1398	sub load {
1393	my ($self) = @_;	1399	my ($self) = @_;
1394		1400
		1401	local $self->{deny_reset} = 1; # loading can take a long time
		1402
1395	my $path = $self->{path};	1403	my $path = $self->{path};
1396	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1404	my $guard = cf::lock_acquire "map_load:$path";
1397		1405
1398	return if $self->in_memory != cf::MAP_SWAPPED;	1406	return if $self->in_memory != cf::MAP_SWAPPED;
1399		1407
1400	$self->in_memory (cf::MAP_LOADING);	1408	$self->in_memory (cf::MAP_LOADING);
1401		1409
1402	$self->alloc;	1410	$self->alloc;
		1411
		1412	$self->pre_load;
		1413
1403	$self->load_objects ($self->{load_path}, 1)	1414	$self->_load_objects ($self->{load_path}, 1)
1404	or return;	1415	or return;
1405		1416
1406	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1417	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1407	if delete $self->{load_original};	1418	if delete $self->{load_original};
1408		1419
1409	if (my $uniq = $path->uniq_path) {	1420	if (my $uniq = $self->uniq_path) {
1410	utf8::encode $uniq;	1421	utf8::encode $uniq;
1411	if (aio_open $uniq, O_RDONLY, 0) {	1422	if (aio_open $uniq, O_RDONLY, 0) {
1412	$self->clear_unique_items;	1423	$self->clear_unique_items;
1413	$self->load_objects ($uniq, 0);	1424	$self->_load_objects ($uniq, 0);
1414	}	1425	}
1415	}	1426	}
1416		1427
1417	Coro::cede;	1428	Coro::cede;
1418		1429
1419	# now do the right thing for maps	1430	# now do the right thing for maps
1420	$self->link_multipart_objects;	1431	$self->link_multipart_objects;
1421		1432
1422	if ($self->{path}->is_style_map) {	1433	unless ($self->{deny_activate}) {
1423	$self->{deny_save} = 1;
1424	$self->{deny_reset} = 1;
1425	} else {
1426	$self->decay_objects;	1434	$self->decay_objects;
1427	$self->fix_auto_apply;	1435	$self->fix_auto_apply;
1428	$self->update_buttons;	1436	$self->update_buttons;
		1437	Coro::cede;
1429	$self->set_darkness_map;	1438	$self->set_darkness_map;
1430	$self->difficulty ($self->estimate_difficulty)	1439	$self->difficulty ($self->estimate_difficulty)
1431	unless $self->difficulty;	1440	unless $self->difficulty;
		1441	Coro::cede;
1432	$self->activate;	1442	$self->activate;
1433	}	1443	}
1434		1444
1435	Coro::cede;	1445	$self->post_load;
1436		1446
1437	$self->in_memory (cf::MAP_IN_MEMORY);	1447	$self->in_memory (cf::MAP_IN_MEMORY);
		1448	}
		1449
		1450	sub customise_for {
		1451	my ($self, $ob) = @_;
		1452
		1453	return find "~" . $ob->name . "/" . $self->{path}
		1454	if $self->per_player;
		1455
		1456	$self
1438	}	1457	}
1439		1458
1440	# find and load all maps in the 3x3 area around a map	1459	# find and load all maps in the 3x3 area around a map
1441	sub load_diag {	1460	sub load_diag {
1442	my ($map) = @_;	1461	my ($map) = @_;
…		…
1472		1491
1473	cf::sync_job { $map->load };	1492	cf::sync_job { $map->load };
1474	}	1493	}
1475		1494
1476	our %MAP_PREFETCH;	1495	our %MAP_PREFETCH;
1477	our $MAP_PREFETCHER = Coro::async {	1496	our $MAP_PREFETCHER = undef;
1478	while () {
1479	while (%MAP_PREFETCH) {
1480	my $key = each %MAP_PREFETCH
1481	or next;
1482	my $path = delete $MAP_PREFETCH{$key};
1483
1484	my $map = find $path
1485	or next;
1486	$map->load;
1487	}
1488	Coro::schedule;
1489	}
1490	};
1491		1497
1492	sub find_async {	1498	sub find_async {
1493	my ($path, $origin) = @_;	1499	my ($path, $origin) = @_;
1494		1500
1495	$path = new cf::path $path, $origin && $origin->path;	1501	$path = normalise $path, $origin && $origin->{path};
1496	my $key = $path->as_string;
1497		1502
1498	if (my $map = $cf::MAP{$key}) {	1503	if (my $map = $cf::MAP{$path}) {
1499	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1504	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1500	}	1505	}
1501		1506
1502	$MAP_PREFETCH{$key} = $path;	1507	undef $MAP_PREFETCH{$path};
		1508	$MAP_PREFETCHER ||= cf::async {
		1509	while (%MAP_PREFETCH) {
		1510	for my $path (keys %MAP_PREFETCH) {
		1511	my $map = find $path
		1512	or next;
		1513	$map->load;
		1514
		1515	delete $MAP_PREFETCH{$path};
		1516	}
		1517	}
		1518	undef $MAP_PREFETCHER;
		1519	};
1503	$MAP_PREFETCHER->ready;	1520	$MAP_PREFETCHER->prio (6);
1504		1521
1505	()	1522	()
1506	}	1523	}
1507		1524
1508	sub save {	1525	sub save {
…		…
1512		1529
1513	$self->{last_save} = $cf::RUNTIME;	1530	$self->{last_save} = $cf::RUNTIME;
1514		1531
1515	return unless $self->dirty;	1532	return unless $self->dirty;
1516		1533
1517	my $save = $self->{path}->save_path; utf8::encode $save;	1534	my $save = $self->save_path; utf8::encode $save;
1518	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1535	my $uniq = $self->uniq_path; utf8::encode $uniq;
1519		1536
1520	$self->{load_path} = $save;	1537	$self->{load_path} = $save;
1521		1538
1522	return if $self->{deny_save};	1539	return if $self->{deny_save};
1523		1540
…		…
1526	cf::async {	1543	cf::async {
1527	$_->contr->save for $self->players;	1544	$_->contr->save for $self->players;
1528	};	1545	};
1529		1546
1530	if ($uniq) {	1547	if ($uniq) {
1531	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1548	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1532	$self->save_objects ($uniq, cf::IO_UNIQUES);	1549	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1533	} else {	1550	} else {
1534	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1551	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1535	}	1552	}
1536	}	1553	}
1537		1554
1538	sub swap_out {	1555	sub swap_out {
1539	my ($self) = @_;	1556	my ($self) = @_;
…		…
1553		1570
1554	sub reset_at {	1571	sub reset_at {
1555	my ($self) = @_;	1572	my ($self) = @_;
1556		1573
1557	# TODO: safety, remove and allow resettable per-player maps	1574	# TODO: safety, remove and allow resettable per-player maps
1558	return 1e99 if $self->{path}{user_rel};	1575	return 1e99 if $self->isa ("ext::map_per_player");#d#
1559	return 1e99 if $self->{deny_reset};	1576	return 1e99 if $self->{deny_reset};
1560		1577
1561	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1578	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1562	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1579	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1563		1580
…		…
1568	my ($self) = @_;	1585	my ($self) = @_;
1569		1586
1570	$self->reset_at <= $cf::RUNTIME	1587	$self->reset_at <= $cf::RUNTIME
1571	}	1588	}
1572		1589
1573	sub rename {
1574	my ($self, $new_path) = @_;
1575
1576	$self->{path}->unlink_save;
1577
1578	delete $cf::MAP{$self->path};
1579	$self->{path} = new cf::path $new_path;
1580	$self->path ($self->{path}->as_string);
1581	$cf::MAP{$self->path} = $self;
1582
1583	$self->save;
1584	}
1585
1586	sub reset {	1590	sub reset {
1587	my ($self) = @_;	1591	my ($self) = @_;
1588		1592
1589	my $lock = cf::lock_acquire "map_data:" . $self->path;	1593	my $lock = cf::lock_acquire "map_data:$self->{path}";
1590		1594
1591	return if $self->players;	1595	return if $self->players;
1592	return if $self->{path}{user_rel};#d#	1596	return if $self->isa ("ext::map_per_player");#d#
1593		1597
1594	warn "resetting map ", $self->path;#d#	1598	warn "resetting map ", $self->path;#d#
1595		1599
		1600	$self->in_memory (cf::MAP_SWAPPED);
		1601
		1602	# need to save uniques path
		1603	unless ($self->{deny_save}) {
		1604	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1605
		1606	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		1607	if $uniq;
		1608	}
		1609
1596	delete $cf::MAP{$self->path};	1610	delete $cf::MAP{$self->path};
1597		1611
		1612	$self->clear;
		1613
1598	$_->clear_links_to ($self) for values %cf::MAP;	1614	$_->clear_links_to ($self) for values %cf::MAP;
1599		1615
1600	$self->{path}->unlink_save;	1616	$self->unlink_save;
1601	$self->destroy;	1617	$self->destroy;
1602	}	1618	}
1603		1619
1604	my $nuke_counter = "aaaa";	1620	my $nuke_counter = "aaaa";
1605		1621
1606	sub nuke {	1622	sub nuke {
1607	my ($self) = @_;	1623	my ($self) = @_;
1608		1624
		1625	delete $cf::MAP{$self->path};
		1626
		1627	$self->unlink_save;
		1628
		1629	bless $self, "cf::map";
		1630	delete $self->{deny_reset};
1609	$self->{deny_save} = 1;	1631	$self->{deny_save} = 1;
1610	$self->reset_timeout (1);	1632	$self->reset_timeout (1);
1611	$self->rename ("{nuke}/" . ($nuke_counter++));	1633	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1634
		1635	$cf::MAP{$self->path} = $self;
		1636
1612	$self->reset; # polite request, might not happen	1637	$self->reset; # polite request, might not happen
1613	}	1638	}
1614		1639
1615	=item cf::map::unique_maps	1640	=item cf::map::unique_maps
1616		1641
1617	Returns an arrayref of cf::path's of all shared maps that have	1642	Returns an arrayref of paths of all shared maps that have
1618	instantiated unique items. May block.	1643	instantiated unique items. May block.
1619		1644
1620	=cut	1645	=cut
1621		1646
1622	sub unique_maps() {	1647	sub unique_maps() {
…		…
1628	for (@$files) {	1653	for (@$files) {
1629	utf8::decode $_;	1654	utf8::decode $_;
1630	next if /\.pst$/;	1655	next if /\.pst$/;
1631	next unless /^$PATH_SEP/o;	1656	next unless /^$PATH_SEP/o;
1632		1657
1633	push @paths, new cf::path $_;	1658	push @paths, cf::map::normalise $_;
1634	}	1659	}
1635		1660
1636	\@paths	1661	\@paths
1637	}	1662	}
1638		1663
…		…
1713		1738
1714	=item $player_object->enter_link	1739	=item $player_object->enter_link
1715		1740
1716	Freezes the player and moves him/her to a special map (C<{link}>).	1741	Freezes the player and moves him/her to a special map (C<{link}>).
1717		1742
1718	The player should be reaosnably safe there for short amounts of time. You	1743	The player should be reasonably safe there for short amounts of time. You
1719	I<MUST> call C<leave_link> as soon as possible, though.	1744	I<MUST> call C<leave_link> as soon as possible, though.
1720		1745
		1746	Will never block.
		1747
1721	=item $player_object->leave_link ($map, $x, $y)	1748	=item $player_object->leave_link ($map, $x, $y)
1722		1749
1723	Moves the player out of the specila link map onto the given map. If the	1750	Moves the player out of the special C<{link}> map onto the specified
1724	map is not valid (or omitted), the player will be moved back to the	1751	map. If the map is not valid (or omitted), the player will be moved back
1725	location he/she was before the call to C<enter_link>, or, if that fails,	1752	to the location he/she was before the call to C<enter_link>, or, if that
1726	to the emergency map position.	1753	fails, to the emergency map position.
1727		1754
1728	Might block.	1755	Might block.
1729		1756
1730	=cut	1757	=cut
		1758
		1759	sub link_map {
		1760	unless ($LINK_MAP) {
		1761	$LINK_MAP = cf::map::find "{link}"
		1762	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1763	$LINK_MAP->load;
		1764	}
		1765
		1766	$LINK_MAP
		1767	}
1731		1768
1732	sub cf::object::player::enter_link {	1769	sub cf::object::player::enter_link {
1733	my ($self) = @_;	1770	my ($self) = @_;
1734		1771
1735	$self->deactivate_recursive;	1772	$self->deactivate_recursive;
1736		1773
1737	return if $self->map == $LINK_MAP;	1774	return if UNIVERSAL::isa $self->map, "ext::map_link";
1738		1775
1739	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1776	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1740	if $self->map;	1777	if $self->map;
1741		1778
1742	$self->enter_map ($LINK_MAP, 20, 20);	1779	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1743	}	1780	}
1744		1781
1745	sub cf::object::player::leave_link {	1782	sub cf::object::player::leave_link {
1746	my ($self, $map, $x, $y) = @_;	1783	my ($self, $map, $x, $y) = @_;
1747		1784
…		…
1769	$map->load;	1806	$map->load;
1770	$map->load_diag;	1807	$map->load_diag;
1771		1808
1772	return unless $self->contr->active;	1809	return unless $self->contr->active;
1773	$self->activate_recursive;	1810	$self->activate_recursive;
		1811
		1812	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1774	$self->enter_map ($map, $x, $y);	1813	$self->enter_map ($map, $x, $y);
1775	}	1814	}
1776		1815
1777	cf::player->attach (	1816	cf::player->attach (
1778	on_logout => sub {	1817	on_logout => sub {
…		…
1791	# try to abort aborted map switching on player login :)	1830	# try to abort aborted map switching on player login :)
1792	# should happen only on crashes	1831	# should happen only on crashes
1793	if ($pl->ob->{_link_pos}) {	1832	if ($pl->ob->{_link_pos}) {
1794	$pl->ob->enter_link;	1833	$pl->ob->enter_link;
1795	(async {	1834	(async {
1796	# we need this sleep as the login has a concurrent enter_exit running
1797	# and this sleep increases chances of the player not ending up in scorn
1798	$pl->ob->reply (undef,	1835	$pl->ob->reply (undef,
1799	"There was an internal problem at your last logout, "	1836	"There was an internal problem at your last logout, "
1800	. "the server will try to bring you to your intended destination in a second.",	1837	. "the server will try to bring you to your intended destination in a second.",
1801	cf::NDI_RED);	1838	cf::NDI_RED);
		1839	# we need this sleep as the login has a concurrent enter_exit running
		1840	# and this sleep increases chances of the player not ending up in scorn
1802	Coro::Timer::sleep 1;	1841	Coro::Timer::sleep 1;
1803	$pl->ob->leave_link;	1842	$pl->ob->leave_link;
1804	})->prio (2);	1843	})->prio (2);
1805	}	1844	}
1806	},	1845	},
…		…
1811	=cut	1850	=cut
1812		1851
1813	sub cf::object::player::goto {	1852	sub cf::object::player::goto {
1814	my ($self, $path, $x, $y) = @_;	1853	my ($self, $path, $x, $y) = @_;
1815		1854
1816	$path = new cf::path $path;
1817
1818	$self->enter_link;	1855	$self->enter_link;
1819		1856
1820	(async {	1857	(async {
		1858	my $map = eval {
1821	my $map = cf::map::find $path->as_string;	1859	my $map = cf::map::find $path;
1822	$map = $map->{path}->customise_for ($map, $self) if $map;	1860	$map = $map->customise_for ($self) if $map;
1823		1861	$map
1824	# warn "entering ", $map->path, " at ($x, $y)\n"	1862	} or
1825	# if $map;
1826
1827	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1863	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1828		1864
1829	$self->leave_link ($map, $x, $y);	1865	$self->leave_link ($map, $x, $y);
1830	})->prio (1);	1866	})->prio (1);
1831	}	1867	}
1832		1868
…		…
1836		1872
1837	sub parse_random_map_params {	1873	sub parse_random_map_params {
1838	my ($spec) = @_;	1874	my ($spec) = @_;
1839		1875
1840	my $rmp = { # defaults	1876	my $rmp = { # defaults
1841	xsize => 10,	1877	xsize => (cf::rndm 15, 40),
1842	ysize => 10,	1878	ysize => (cf::rndm 15, 40),
		1879	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1880	#layout => string,
1843	};	1881	};
1844		1882
1845	for (split /\n/, $spec) {	1883	for (split /\n/, $spec) {
1846	my ($k, $v) = split /\s+/, $_, 2;	1884	my ($k, $v) = split /\s+/, $_, 2;
1847		1885
…		…
1851	$rmp	1889	$rmp
1852	}	1890	}
1853		1891
1854	sub prepare_random_map {	1892	sub prepare_random_map {
1855	my ($exit) = @_;	1893	my ($exit) = @_;
		1894
		1895	my $guard = cf::lock_acquire "exit_prepare:$exit";
1856		1896
1857	# all this does is basically replace the /! path by	1897	# all this does is basically replace the /! path by
1858	# a new random map path (?random/...) with a seed	1898	# a new random map path (?random/...) with a seed
1859	# that depends on the exit object	1899	# that depends on the exit object
1860		1900
1861	my $rmp = parse_random_map_params $exit->msg;	1901	my $rmp = parse_random_map_params $exit->msg;
1862		1902
1863	if ($exit->map) {	1903	if ($exit->map) {
1864	$rmp->{region} = $exit->map->region_name;	1904	$rmp->{region} = $exit->region->name;
1865	$rmp->{origin_map} = $exit->map->path;	1905	$rmp->{origin_map} = $exit->map->path;
1866	$rmp->{origin_x} = $exit->x;	1906	$rmp->{origin_x} = $exit->x;
1867	$rmp->{origin_y} = $exit->y;	1907	$rmp->{origin_y} = $exit->y;
1868	}	1908	}
1869		1909
1870	$rmp->{random_seed} ||= $exit->random_seed;	1910	$rmp->{random_seed} ||= $exit->random_seed;
1871		1911
1872	my $data = cf::to_json $rmp;	1912	my $data = cf::to_json $rmp;
1873	my $md5 = Digest::MD5::md5_hex $data;	1913	my $md5 = Digest::MD5::md5_hex $data;
		1914	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1874		1915
1875	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1916	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1876	aio_write $fh, 0, (length $data), $data, 0;	1917	aio_write $fh, 0, (length $data), $data, 0;
		1918	undef $fh;
		1919	aio_rename "$meta~", $meta;
1877		1920
1878	$exit->slaying ("?random/$md5");	1921	$exit->slaying ("?random/$md5");
1879	$exit->msg (undef);	1922	$exit->msg (undef);
1880	}	1923	}
1881	}	1924	}
1882		1925
1883	sub cf::object::player::enter_exit {	1926	sub cf::object::player::enter_exit {
1884	my ($self, $exit) = @_;	1927	my ($self, $exit) = @_;
1885		1928
1886	return unless $self->type == cf::PLAYER;	1929	return unless $self->type == cf::PLAYER;
		1930
		1931	if ($exit->slaying eq "/!") {
		1932	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1933	cf::sync_job { prepare_random_map $exit };
		1934	}
		1935
		1936	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1937	my $hp = $exit->stats->hp;
		1938	my $sp = $exit->stats->sp;
1887		1939
1888	$self->enter_link;	1940	$self->enter_link;
1889		1941
1890	(async {	1942	(async {
1891	$self->deactivate_recursive; # just to be sure	1943	$self->deactivate_recursive; # just to be sure
1892	unless (eval {	1944	unless (eval {
1893	prepare_random_map $exit	1945	$self->goto ($slaying, $hp, $sp);
1894	if $exit->slaying eq "/!";
1895
1896	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1897	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1898		1946
1899	1;	1947	1;
1900	}) {	1948	}) {
1901	$self->message ("Something went wrong deep within the crossfire server. "	1949	$self->message ("Something went wrong deep within the crossfire server. "
1902	. "I'll try to bring you back to the map you were before. "	1950	. "I'll try to bring you back to the map you were before. "
…		…
1963	# get handled first	2011	# get handled first
1964	my $queue = delete $ns->{query_queue}	2012	my $queue = delete $ns->{query_queue}
1965	or return; # be conservative, not sure how that can happen, but we saw a crash here	2013	or return; # be conservative, not sure how that can happen, but we saw a crash here
1966		2014
1967	(shift @$queue)->[1]->($msg);	2015	(shift @$queue)->[1]->($msg);
		2016	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1968		2017
1969	push @{ $ns->{query_queue} }, @$queue;	2018	push @{ $ns->{query_queue} }, @$queue;
1970		2019
1971	if (@{ $ns->{query_queue} } == @$queue) {	2020	if (@{ $ns->{query_queue} } == @$queue) {
1972	if (@$queue) {	2021	if (@$queue) {
…		…
2133	The parameter C<$family> should best start with the name of the extension	2182	The parameter C<$family> should best start with the name of the extension
2134	using it, it should be unique.	2183	using it, it should be unique.
2135		2184
2136	=over 4	2185	=over 4
2137		2186
2138	=item $hashref = cf::db_get $family
2139
2140	Return a hashref for use by the extension C<$family>, which can be
2141	modified. After modifications, you have to call C<cf::db_dirty> or
2142	C<cf::db_sync>.
2143
2144	=item $value = cf::db_get $family => $key	2187	=item $value = cf::db_get $family => $key
2145		2188
2146	Returns a single value from the database	2189	Returns a single value from the database.
2147
2148	=item cf::db_put $family => $hashref
2149
2150	Stores the given family hashref into the database. Updates are delayed, if
2151	you want the data to be synced to disk immediately, use C<cf::db_sync>.
2152		2190
2153	=item cf::db_put $family => $key => $value	2191	=item cf::db_put $family => $key => $value
2154		2192
2155	Stores the given C<$value> in the family hash. Updates are delayed, if you	2193	Stores the given C<$value> in the family.
2156	want the data to be synced to disk immediately, use C<cf::db_sync>.
2157
2158	=item cf::db_dirty
2159
2160	Marks the database as dirty, to be updated at a later time.
2161
2162	=item cf::db_sync
2163
2164	Immediately write the database to disk I<if it is dirty>.
2165		2194
2166	=cut	2195	=cut
2167		2196
2168	our $DB;	2197	our $DB;
2169		2198
2170	{	2199	sub db_init {
		2200	unless ($DB) {
		2201	$DB = BDB::db_create $DB_ENV;
		2202
		2203	cf::sync_job {
		2204	eval {
		2205	$DB->set_flags (BDB::CHKSUM);
		2206
		2207	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		2208	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		2209	cf::cleanup "db_open(db): $!" if $!;
		2210	};
		2211	cf::cleanup "db_open(db): $@" if $@;
		2212	};
		2213
2171	my $path = cf::localdir . "/database.pst";	2214	my $path = cf::localdir . "/database.pst";
		2215	if (stat $path) {
		2216	cf::sync_job {
		2217	my $pst = Storable::retrieve $path;
2172		2218
2173	sub db_load() {	2219	cf::db_put (board => data => $pst->{board});
2174	$DB = stat $path ? Storable::retrieve $path : { };	2220	cf::db_put (guildrules => data => $pst->{guildrules});
2175	}	2221	cf::db_put (rent => balance => $pst->{rent}{balance});
		2222	BDB::db_env_txn_checkpoint $DB_ENV;
2176		2223
2177	my $pid;	2224	unlink $path;
2178
2179	sub db_save() {
2180	waitpid $pid, 0 if $pid;
2181	if (0 == ($pid = fork)) {
2182	$DB->{_meta}{version} = 1;
2183	Storable::nstore $DB, "$path~";
2184	rename "$path~", $path;
2185	cf::_exit 0 if defined $pid;
2186	}	2225	};
2187	}
2188
2189	my $dirty;
2190
2191	sub db_sync() {
2192	db_save if $dirty;
2193	undef $dirty;
2194	}
2195
2196	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2197	db_sync;
2198	});
2199
2200	sub db_dirty() {
2201	$dirty = 1;
2202	$idle->start;
2203	}
2204
2205	sub db_get($;$) {
2206	@_ >= 2
2207	? $DB->{$_[0]}{$_[1]}
2208	: ($DB->{$_[0]} ||= { })
2209	}
2210
2211	sub db_put($$;$) {
2212	if (@_ >= 3) {
2213	$DB->{$_[0]}{$_[1]} = $_[2];
2214	} else {
2215	$DB->{$_[0]} = $_[1];
2216	}
2217	db_dirty;
2218	}
2219
2220	cf::global->attach (
2221	prio => 10000,
2222	on_cleanup => sub {
2223	db_sync;
2224	},	2226	}
2225	);	2227	}
		2228	}
		2229
		2230	sub db_get($$) {
		2231	my $key = "$_[0]/$_[1]";
		2232
		2233	cf::sync_job {
		2234	BDB::db_get $DB, undef, $key, my $data;
		2235
		2236	$! ? ()
		2237	: Compress::LZF::sthaw $data
		2238	}
		2239	}
		2240
		2241	sub db_put($$$) {
		2242	BDB::dbreq_pri 4;
		2243	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2226	}	2244	}
2227		2245
2228	#############################################################################	2246	#############################################################################
2229	# the server's main()	2247	# the server's init and main functions
		2248
		2249	sub init_resources {
		2250	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2251	or die "unable to load regions file\n";#d#
		2252	}
2230		2253
2231	sub cfg_load {	2254	sub cfg_load {
2232	open my $fh, "<:utf8", cf::confdir . "/config"	2255	open my $fh, "<:utf8", cf::confdir . "/config"
2233	or return;	2256	or return;
2234		2257
…		…
2247	};	2270	};
2248	warn $@ if $@;	2271	warn $@ if $@;
2249	}	2272	}
2250	}	2273	}
2251		2274
		2275	sub init {
		2276	init_resources;
		2277	}
		2278
2252	sub main {	2279	sub main {
2253	# we must not ever block the main coroutine	2280	# we must not ever block the main coroutine
2254	local $Coro::idle = sub {	2281	local $Coro::idle = sub {
2255	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2282	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2283	(async {
2256	async { Event::one_event };	2284	Event::one_event;
		2285	})->prio (Coro::PRIO_MAX);
2257	};	2286	};
2258		2287
2259	cfg_load;	2288	cfg_load;
2260	db_load;	2289	db_init;
2261	load_extensions;	2290	load_extensions;
		2291
		2292	$TICK_WATCHER->start;
2262	Event::loop;	2293	Event::loop;
2263	}	2294	}
2264		2295
2265	#############################################################################	2296	#############################################################################
2266	# initialisation and cleanup	2297	# initialisation and cleanup
2267		2298
2268	# install some emergency cleanup handlers	2299	# install some emergency cleanup handlers
2269	BEGIN {	2300	BEGIN {
2270	for my $signal (qw(INT HUP TERM)) {	2301	for my $signal (qw(INT HUP TERM)) {
2271	Event->signal (	2302	Event->signal (
		2303	reentrant => 0,
2272	data => WF_AUTOCANCEL,	2304	data => WF_AUTOCANCEL,
2273	signal => $signal,	2305	signal => $signal,
		2306	prio => 0,
2274	cb => sub {	2307	cb => sub {
2275	cf::cleanup "SIG$signal";	2308	cf::cleanup "SIG$signal";
2276	},	2309	},
2277	);	2310	);
2278	}	2311	}
2279	}	2312	}
…		…
2284	warn "enter emergency perl save\n";	2317	warn "enter emergency perl save\n";
2285		2318
2286	cf::sync_job {	2319	cf::sync_job {
2287	# use a peculiar iteration method to avoid tripping on perl	2320	# use a peculiar iteration method to avoid tripping on perl
2288	# refcount bugs in for. also avoids problems with players	2321	# refcount bugs in for. also avoids problems with players
2289	# and maps saved/Destroyed asynchronously.	2322	# and maps saved/destroyed asynchronously.
2290	warn "begin emergency player save\n";	2323	warn "begin emergency player save\n";
2291	for my $login (keys %cf::PLAYER) {	2324	for my $login (keys %cf::PLAYER) {
2292	my $pl = $cf::PLAYER{$login} or next;	2325	my $pl = $cf::PLAYER{$login} or next;
2293	$pl->valid or next;	2326	$pl->valid or next;
2294	$pl->save;	2327	$pl->save;
…		…
2300	my $map = $cf::MAP{$path} or next;	2333	my $map = $cf::MAP{$path} or next;
2301	$map->valid or next;	2334	$map->valid or next;
2302	$map->save;	2335	$map->save;
2303	}	2336	}
2304	warn "end emergency map save\n";	2337	warn "end emergency map save\n";
		2338
		2339	warn "begin emergency database checkpoint\n";
		2340	BDB::db_env_txn_checkpoint $DB_ENV;
		2341	warn "end emergency database checkpoint\n";
2305	};	2342	};
2306		2343
2307	warn "leave emergency perl save\n";	2344	warn "leave emergency perl save\n";
		2345	}
		2346
		2347	sub post_cleanup {
		2348	my ($make_core) = @_;
		2349
		2350	warn Carp::longmess "post_cleanup backtrace"
		2351	if $make_core;
2308	}	2352	}
2309		2353
2310	sub reload() {	2354	sub reload() {
2311	# can/must only be called in main	2355	# can/must only be called in main
2312	if ($Coro::current != $Coro::main) {	2356	if ($Coro::current != $Coro::main) {
2313	warn "can only reload from main coroutine\n";	2357	warn "can only reload from main coroutine";
2314	return;	2358	return;
2315	}	2359	}
2316		2360
2317	warn "reloading...";	2361	warn "reloading...";
2318		2362
2319	warn "freezing server";	2363	warn "entering sync_job";
2320	my $guard = freeze_mainloop;	2364
		2365	cf::sync_job {
		2366	cf::write_runtime; # external watchdog should not bark
2321	cf::emergency_save;	2367	cf::emergency_save;
		2368	cf::write_runtime; # external watchdog should not bark
2322		2369
2323	warn "sync database to disk";	2370	warn "syncing database to disk";
2324	cf::db_sync;	2371	BDB::db_env_txn_checkpoint $DB_ENV;
2325	IO::AIO::flush;
2326		2372
2327	eval {
2328	# if anything goes wrong in here, we should simply crash as we already saved	2373	# if anything goes wrong in here, we should simply crash as we already saved
2329		2374
2330	warn "cancel all watchers";	2375	warn "cancelling all WF_AUTOCANCEL watchers";
2331	for (Event::all_watchers) {	2376	for (Event::all_watchers) {
2332	$_->cancel if $_->data & WF_AUTOCANCEL;	2377	$_->cancel if $_->data & WF_AUTOCANCEL;
2333	}	2378	}
2334		2379
		2380	warn "flushing outstanding aio requests";
		2381	for (;;) {
		2382	BDB::flush;
		2383	IO::AIO::flush;
		2384	Coro::cede;
		2385	last unless IO::AIO::nreqs || BDB::nreqs;
		2386	warn "iterate...";
		2387	}
		2388
2335	warn "cancel all extension coros";	2389	warn "cancelling all extension coros";
2336	$_->cancel for values %EXT_CORO;	2390	$_->cancel for values %EXT_CORO;
2337	%EXT_CORO = ();	2391	%EXT_CORO = ();
2338		2392
2339	warn "remove commands";	2393	warn "removing commands";
2340	%COMMAND = ();	2394	%COMMAND = ();
2341		2395
2342	warn "remove ext commands";	2396	warn "removing ext commands";
2343	%EXTCMD = ();	2397	%EXTCMD = ();
2344		2398
2345	warn "unload/nuke all extensions";	2399	warn "unloading/nuking all extensions";
2346	for my $pkg (@EXTS) {	2400	for my $pkg (@EXTS) {
2347	warn "... unloading $pkg";	2401	warn "... unloading $pkg";
2348		2402
2349	if (my $cb = $pkg->can ("unload")) {	2403	if (my $cb = $pkg->can ("unload")) {
2350	eval {	2404	eval {
…		…
2355		2409
2356	warn "... nuking $pkg";	2410	warn "... nuking $pkg";
2357	Symbol::delete_package $pkg;	2411	Symbol::delete_package $pkg;
2358	}	2412	}
2359		2413
2360	warn "unload all perl modules loaded from $LIBDIR";	2414	warn "unloading all perl modules loaded from $LIBDIR";
2361	while (my ($k, $v) = each %INC) {	2415	while (my ($k, $v) = each %INC) {
2362	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2416	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2363		2417
2364	warn "removing <$k>";	2418	warn "... unloading $k";
2365	delete $INC{$k};	2419	delete $INC{$k};
2366		2420
2367	$k =~ s/\.pm$//;	2421	$k =~ s/\.pm$//;
2368	$k =~ s/\//::/g;	2422	$k =~ s/\//::/g;
2369		2423
…		…
2372	}	2426	}
2373		2427
2374	Symbol::delete_package $k;	2428	Symbol::delete_package $k;
2375	}	2429	}
2376		2430
2377	warn "get rid of safe::, as good as possible";	2431	warn "getting rid of safe::, as good as possible";
2378	Symbol::delete_package "safe::$_"	2432	Symbol::delete_package "safe::$_"
2379	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2433	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2380		2434
2381	warn "unload cf.pm \"a bit\"";	2435	warn "unloading cf.pm \"a bit\"";
2382	delete $INC{"cf.pm"};	2436	delete $INC{"cf.pm"};
2383		2437
2384	# don't, removes xs symbols, too,	2438	# don't, removes xs symbols, too,
2385	# and global variables created in xs	2439	# and global variables created in xs
2386	#Symbol::delete_package __PACKAGE__;	2440	#Symbol::delete_package __PACKAGE__;
2387		2441
		2442	warn "unload completed, starting to reload now";
		2443
2388	warn "reloading cf.pm";	2444	warn "reloading cf.pm";
2389	require cf;	2445	require cf;
2390	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2446	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2391		2447
2392	warn "load config and database again";	2448	warn "loading config and database again";
2393	cf::cfg_load;	2449	cf::cfg_load;
2394	cf::db_load;
2395		2450
2396	warn "load extensions";	2451	warn "loading extensions";
2397	cf::load_extensions;	2452	cf::load_extensions;
2398		2453
2399	warn "reattach attachments to objects/players";	2454	warn "reattaching attachments to objects/players";
2400	_global_reattach;	2455	_global_reattach;
2401	warn "reattach attachments to maps";	2456	warn "reattaching attachments to maps";
2402	reattach $_ for values %MAP;	2457	reattach $_ for values %MAP;
2403	};
2404		2458
2405	if ($@) {	2459	warn "loading reloadable resources";
		2460	init_resources;
		2461
		2462	warn "leaving sync_job";
		2463
		2464	1
		2465	} or do {
2406	warn $@;	2466	warn $@;
2407	warn "error while reloading, exiting.";	2467	warn "error while reloading, exiting.";
2408	exit 1;	2468	exit 1;
2409	}	2469	};
2410		2470
2411	warn "reloaded";	2471	warn "reloaded";
2412	};	2472	};
2413		2473
2414	#############################################################################	2474	our $RELOAD_WATCHER; # used only during reload
2415
2416	unless ($LINK_MAP) {
2417	$LINK_MAP = cf::map::new;
2418
2419	$LINK_MAP->width (41);
2420	$LINK_MAP->height (41);
2421	$LINK_MAP->alloc;
2422	$LINK_MAP->path ("{link}");
2423	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2424	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2425
2426	# dirty hack because... archetypes are not yet loaded
2427	Event->timer (
2428	after => 10,
2429	cb => sub {
2430	$_[0]->w->cancel;
2431
2432	# provide some exits "home"
2433	my $exit = cf::object::new "exit";
2434
2435	$exit->slaying ($EMERGENCY_POSITION->[0]);
2436	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2437	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2438
2439	$LINK_MAP->insert ($exit->clone, 19, 19);
2440	$LINK_MAP->insert ($exit->clone, 19, 20);
2441	$LINK_MAP->insert ($exit->clone, 19, 21);
2442	$LINK_MAP->insert ($exit->clone, 20, 19);
2443	$LINK_MAP->insert ($exit->clone, 20, 21);
2444	$LINK_MAP->insert ($exit->clone, 21, 19);
2445	$LINK_MAP->insert ($exit->clone, 21, 20);
2446	$LINK_MAP->insert ($exit->clone, 21, 21);
2447
2448	$exit->destroy;
2449	});
2450
2451	$LINK_MAP->{deny_save} = 1;
2452	$LINK_MAP->{deny_reset} = 1;
2453
2454	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2455	}
2456		2475
2457	register_command "reload" => sub {	2476	register_command "reload" => sub {
2458	my ($who, $arg) = @_;	2477	my ($who, $arg) = @_;
2459		2478
2460	if ($who->flag (FLAG_WIZ)) {	2479	if ($who->flag (FLAG_WIZ)) {
2461	$who->message ("start of reload.");	2480	$who->message ("reloading server.");
		2481
		2482	# doing reload synchronously and two reloads happen back-to-back,
		2483	# coro crashes during coro_state_free->destroy here.
		2484
		2485	$RELOAD_WATCHER ||= Event->timer (
		2486	reentrant => 0,
		2487	after => 0,
		2488	data => WF_AUTOCANCEL,
		2489	cb => sub {
2462	reload;	2490	reload;
2463	$who->message ("end of reload.");	2491	undef $RELOAD_WATCHER;
		2492	},
		2493	);
2464	}	2494	}
2465	};	2495	};
2466		2496
2467	unshift @INC, $LIBDIR;	2497	unshift @INC, $LIBDIR;
		2498
		2499	my $bug_warning = 0;
2468		2500
2469	$TICK_WATCHER = Event->timer (	2501	$TICK_WATCHER = Event->timer (
2470	reentrant => 0,	2502	reentrant => 0,
		2503	parked => 1,
2471	prio => 0,	2504	prio => 0,
2472	at => $NEXT_TICK || $TICK,	2505	at => $NEXT_TICK || $TICK,
2473	data => WF_AUTOCANCEL,	2506	data => WF_AUTOCANCEL,
2474	cb => sub {	2507	cb => sub {
		2508	if ($Coro::current != $Coro::main) {
		2509	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2510	unless ++$bug_warning > 10;
		2511	return;
		2512	}
		2513
2475	$NOW = Event::time;	2514	$NOW = Event::time;
2476		2515
2477	cf::server_tick; # one server iteration	2516	cf::server_tick; # one server iteration
2478	$RUNTIME += $TICK;	2517	$RUNTIME += $TICK;
2479	$NEXT_TICK += $TICK;	2518	$NEXT_TICK += $TICK;
2480		2519
		2520	if ($NOW >= $NEXT_RUNTIME_WRITE) {
		2521	$NEXT_RUNTIME_WRITE = $NOW + 10;
		2522	Coro::async_pool {
		2523	write_runtime
		2524	or warn "ERROR: unable to write runtime file: $!";
		2525	};
		2526	}
		2527
2481	$WAIT_FOR_TICK->broadcast;	2528	$WAIT_FOR_TICK->broadcast;
2482	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;	2529	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2530
		2531	# my $AFTER = Event::time;
		2532	# warn $AFTER - $NOW;#d#
2483		2533
2484	# if we are delayed by four ticks or more, skip them all	2534	# if we are delayed by four ticks or more, skip them all
2485	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2535	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2486		2536
2487	$TICK_WATCHER->at ($NEXT_TICK);	2537	$TICK_WATCHER->at ($NEXT_TICK);
2488	$TICK_WATCHER->start;	2538	$TICK_WATCHER->start;
2489	},	2539	},
2490	);	2540	);
2491		2541
		2542	{
2492	IO::AIO::max_poll_time $TICK * 0.2;	2543	BDB::max_poll_time $TICK * 0.1;
2493		2544	$BDB_POLL_WATCHER = Event->io (
2494	Event->io (	2545	reentrant => 0,
2495	fd => IO::AIO::poll_fileno,	2546	fd => BDB::poll_fileno,
2496	poll => 'r',	2547	poll => 'r',
2497	prio => 5,	2548	prio => 0,
2498	data => WF_AUTOCANCEL,
2499	cb => \&IO::AIO::poll_cb,
2500	);
2501
2502	Event->timer (
2503	data => WF_AUTOCANCEL,	2549	data => WF_AUTOCANCEL,
2504	after => 0,	2550	cb => \&BDB::poll_cb,
2505	interval => 10,	2551	);
2506	cb => sub {	2552	BDB::min_parallel 8;
2507	(Coro::unblock_sub {	2553
2508	write_runtime	2554	BDB::set_sync_prepare {
2509	or warn "ERROR: unable to write runtime file: $!";	2555	my $status;
		2556	my $current = $Coro::current;
		2557	(
		2558	sub {
		2559	$status = $!;
		2560	$current->ready; undef $current;
		2561	},
		2562	sub {
		2563	Coro::schedule while defined $current;
		2564	$! = $status;
		2565	},
		2566	)
		2567	};
		2568
		2569	unless ($DB_ENV) {
		2570	$DB_ENV = BDB::db_env_create;
		2571
		2572	cf::sync_job {
		2573	eval {
		2574	BDB::db_env_open
		2575	$DB_ENV,
		2576	$BDB_ENV_DIR,
		2577	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2578	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2579	0666;
		2580
		2581	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
		2582
		2583	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2584	$DB_ENV->set_lk_detect;
		2585	};
		2586
		2587	cf::cleanup "db_env_open(db): $@" if $@;
2510	})->();	2588	};
2511	},	2589	}
2512	);	2590	}
		2591
		2592	{
		2593	IO::AIO::min_parallel 8;
		2594
		2595	undef $Coro::AIO::WATCHER;
		2596	IO::AIO::max_poll_time $TICK * 0.1;
		2597	$AIO_POLL_WATCHER = Event->io (
		2598	reentrant => 0,
		2599	data => WF_AUTOCANCEL,
		2600	fd => IO::AIO::poll_fileno,
		2601	poll => 'r',
		2602	prio => 6,
		2603	cb => \&IO::AIO::poll_cb,
		2604	);
		2605	}
2513		2606
2514	END { cf::emergency_save }	2607	END { cf::emergency_save }
2515		2608
2516	1	2609	1
2517		2610

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