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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs.
Revision 1.202 by root, Mon Jan 29 20:16:28 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;
…		…
24	use YAML::Syck ();	24	use YAML::Syck ();
25	use Time::HiRes;	25	use Time::HiRes;
26		26
27	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
28		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
29	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
30	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
31		33
32	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
33		35
34	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
35
36	our %COMMAND = ();	36	our %COMMAND = ();
37	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
38	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
39		43
40	our @EVENT;	44	our @EVENT;
41	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
42		46
43	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
44	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
45	our $NEXT_TICK;	51	our $NEXT_TICK;
46	our $NOW;	52	our $NOW;
47		53
48	our %CFG;	54	our %CFG;
49		55
50	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
51	our $RUNTIME;	57	our $RUNTIME;
52		58
53	our %PLAYER; # all users	59	our %PLAYER; # all users
54	our %MAP; # all maps	60	our %MAP; # all maps
55	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
56	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
57	our %EXT_CORO; # coroutines bound to extensions	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
58		69
59	binmode STDOUT;	70	binmode STDOUT;
60	binmode STDERR;	71	binmode STDERR;
61		72
62	# read virtual server time, if available	73	# read virtual server time, if available
…		…
70	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
71	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
72	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
73	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
74		85
75	# a special map that is always available
76	our $LINK_MAP;
77	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
		87
		88	sub cf::map::normalise;
78		89
79	#############################################################################	90	#############################################################################
80		91
81	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
82		93
…		…
106		117
107	=item %cf::CFG	118	=item %cf::CFG
108		119
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	121	from wherever your confdir points to.
		122
		123	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		124
		125	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		126	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		127	processing has been done. Call C<< ->wait >> on them to maximise the
		128	window of cpu time available, or simply to synchronise to the server tick.
111		129
112	=back	130	=back
113		131
114	=cut	132	=cut
115		133
…		…
146	}	164	}
147		165
148	$Event::DIED = sub {	166	$Event::DIED = sub {
149	warn "error in event callback: @_";	167	warn "error in event callback: @_";
150	};	168	};
151
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155		169
156	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
157		171
158	=over 4	172	=over 4
159		173
…		…
247	}	261	}
248		262
249	sub freeze_mainloop {	263	sub freeze_mainloop {
250	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
251		265
252	my $guard = Coro::guard { $TICK_WATCHER->start };	266	my $guard = Coro::guard {
		267	$TICK_WATCHER->start;
		268	$WRITE_RUNTIME_WATCHER->start;
		269	};
		270	$WRITE_RUNTIME_WATCHER->stop;
253	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
254	$guard	272	$guard
255	}	273	}
256		274
257	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
309	}	327	}
310	}	328	}
311		329
312	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
313		331
314	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
315	extension calling this is being unloaded.	333	extension calling this is being unloaded.
316		334
317	=cut	335	=cut
318		336
319	sub async_ext(&) {	337	sub async_ext(&) {
…		…
333	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
334		352
335	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
336	or return;	354	or return;
337		355
		356	my $value = $cf::RUNTIME + 90 + 10;
338	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	357	# 10 is the runtime save interval, for a monotonic clock
		358	# 60 allows for the watchdog to kill the server.
		359
339	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
340	and return;	361	and return;
341		362
342	aio_fsync $fh	363	aio_fsync $fh
343	and return;	364	and return;
…		…
352	}	373	}
353		374
354	=back	375	=back
355		376
356	=cut	377	=cut
357
358	#############################################################################
359
360	package cf::path;
361
362	# used to convert map paths into valid unix filenames by repalcing / by ∕
363	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
364
365	sub new {
366	my ($class, $path, $base) = @_;
367
368	$path = $path->as_string if ref $path;
369
370	my $self = bless { }, $class;
371
372	# {... are special paths that are not touched
373	# ?xxx/... are special absolute paths
374	# ?random/... random maps
375	# /! non-realised random map exit
376	# /... normal maps
377	# ~/... per-player maps without a specific player (DO NOT USE)
378	# ~user/... per-player map of a specific user
379
380	if ($path =~ /^{/) {
381	# fine as it is
382	} elsif ($path =~ s{^\?random/}{}) {
383	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
384	$self->{random} = cf::from_json $data;
385	} else {
386	if ($path =~ s{^~([^/]+)?}{}) {
387	$self->{user_rel} = 1;
388
389	if (defined $1) {
390	$self->{user} = $1;
391	} elsif ($base =~ m{^~([^/]+)/}) {
392	$self->{user} = $1;
393	} else {
394	warn "cannot resolve user-relative path without user <$path,$base>\n";
395	}
396	} elsif ($path =~ /^\//) {
397	# already absolute
398	} else {
399	$base =~ s{[^/]+/?$}{};
400	return $class->new ("$base/$path");
401	}
402
403	for ($path) {
404	redo if s{/\.?/}{/};
405	redo if s{/[^/]+/\.\./}{/};
406	}
407	}
408
409	$self->{path} = $path;
410
411	$self
412	}
413
414	# the name / primary key / in-game path
415	sub as_string {
416	my ($self) = @_;
417
418	$self->{user_rel} ? "~$self->{user}$self->{path}"
419	: $self->{random} ? "?random/$self->{path}"
420	: $self->{path}
421	}
422
423	# the displayed name, this is a one way mapping
424	sub visible_name {
425	my ($self) = @_;
426
427	# if (my $rmp = $self->{random}) {
428	# # todo: be more intelligent about this
429	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
430	# } else {
431	$self->as_string
432	# }
433	}
434
435	# escape the /'s in the path
436	sub _escaped_path {
437	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
438	$path
439	}
440
441	# the original (read-only) location
442	sub load_path {
443	my ($self) = @_;
444
445	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
446	}
447
448	# the temporary/swap location
449	sub save_path {
450	my ($self) = @_;
451
452	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
453	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
454	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
455	}
456
457	# the unique path, might be eq to save_path
458	sub uniq_path {
459	my ($self) = @_;
460
461	$self->{user_rel} || $self->{random}
462	? undef
463	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
464	}
465
466	# return random map parameters, or undef
467	sub random_map_params {
468	my ($self) = @_;
469
470	$self->{random}
471	}
472
473	# this is somewhat ugly, but style maps do need special treatment
474	sub is_style_map {
475	$_[0]{path} =~ m{^/styles/}
476	}
477
478	package cf;
479		378
480	#############################################################################	379	#############################################################################
481		380
482	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
483		382
…		…
609	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
610	our @CB_MAP = ();	509	our @CB_MAP = ();
611		510
612	my %attachment;	511	my %attachment;
613		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
614	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
615	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
616		521
617	use sort 'stable';	522	use sort 'stable';
618		523
…		…
789	# object support	694	# object support
790		695
791	sub reattach {	696	sub reattach {
792	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
793	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
794		701
795	my $registry = $obj->registry;	702	my $registry = $obj->registry;
796		703
797	@$registry = ();	704	@$registry = ();
798		705
…		…
869	}	776	}
870	} else {	777	} else {
871	aio_unlink $filename;	778	aio_unlink $filename;
872	aio_unlink "$filename.pst";	779	aio_unlink "$filename.pst";
873	}	780	}
		781
		782	#d##TODO# nuke non .map-files if exist
		783	if ($filename =~ s/\.map$//) {
		784	aio_unlink $filename;
		785	aio_unlink "$filename.pst";
		786	}
874	}	787	}
875	}	788	}
876		789
877	sub object_freezer_as_string {	790	sub object_freezer_as_string {
878	my ($rdata, $objs) = @_;	791	my ($rdata, $objs) = @_;
…		…
884		797
885	sub object_thawer_load {	798	sub object_thawer_load {
886	my ($filename) = @_;	799	my ($filename) = @_;
887		800
888	my ($data, $av);	801	my ($data, $av);
		802
		803	#d#TODO remove .map if file does not exist
		804	aio_stat $filename and $filename =~ s/\.map$//;
889		805
890	(aio_load $filename, $data) >= 0	806	(aio_load $filename, $data) >= 0
891	or return;	807	or return;
892		808
893	unless (aio_stat "$filename.pst") {	809	unless (aio_stat "$filename.pst") {
…		…
930	=cut	846	=cut
931		847
932	sub register_extcmd {	848	sub register_extcmd {
933	my ($name, $cb) = @_;	849	my ($name, $cb) = @_;
934		850
935	my $caller = caller;
936	#warn "registering extcmd '$name' to '$caller'";
937
938	$EXTCMD{$name} = [$cb, $caller];	851	$EXTCMD{$name} = $cb;
939	}	852	}
940		853
941	cf::player->attach (	854	cf::player->attach (
942	on_command => sub {	855	on_command => sub {
943	my ($pl, $name, $params) = @_;	856	my ($pl, $name, $params) = @_;
…		…
956		869
957	my $msg = eval { from_json $buf };	870	my $msg = eval { from_json $buf };
958		871
959	if (ref $msg) {	872	if (ref $msg) {
960	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	873	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
961	if (my %reply = $cb->[0]->($pl, $msg)) {	874	if (my %reply = $cb->($pl, $msg)) {
962	$pl->ext_reply ($msg->{msgid}, %reply);	875	$pl->ext_reply ($msg->{msgid}, %reply);
963	}	876	}
964	}	877	}
965	} else {	878	} else {
966	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	879	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
968		881
969	cf::override;	882	cf::override;
970	},	883	},
971	);	884	);
972		885
973	sub register {
974	my ($base, $pkg) = @_;
975
976	#TODO
977	}
978
979	sub load_extension {	886	sub load_extension {
980	my ($path) = @_;	887	my ($path) = @_;
981		888
982	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	889	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
983	my $base = $1;	890	my $base = $1;
984	my $pkg = $1;	891	my $pkg = $1;
985	$pkg =~ s/[^[:word:]]/_/g;	892	$pkg =~ s/[^[:word:]]/_/g;
986	$pkg = "ext::$pkg";	893	$pkg = "ext::$pkg";
987		894
988	warn "loading '$path' into '$pkg'\n";	895	warn "... loading '$path' into '$pkg'\n";
989		896
990	open my $fh, "<:utf8", $path	897	open my $fh, "<:utf8", $path
991	or die "$path: $!";	898	or die "$path: $!";
992		899
993	my $source =	900	my $source =
994	"package $pkg; use strict; use utf8;\n"	901	"package $pkg; use strict; use utf8;\n"
995	. "#line 1 \"$path\"\n{\n"	902	. "#line 1 \"$path\"\n{\n"
996	. (do { local $/; <$fh> })	903	. (do { local $/; <$fh> })
997	. "\n};\n1";	904	. "\n};\n1";
998		905
999	eval $source	906	unless (eval $source) {
1000	or die $@ ? "$path: $@\n"	907	my $msg = $@ ? "$path: $@\n"
1001	: "extension disabled.\n";	908	: "extension disabled.\n";
1002		909	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1003	push @exts, $pkg;	910	warn $@;
1004	$ext_pkg{$base} = $pkg;	911	warn "mandatory extension failed to load, exiting.\n";
1005		912	exit 1;
1006	# no strict 'refs';	913	}
1007	# @{"$pkg\::ISA"} = ext::;	914	die $@;
1008
1009	register $base, $pkg;
1010	}
1011
1012	sub unload_extension {
1013	my ($pkg) = @_;
1014
1015	warn "removing extension $pkg\n";
1016
1017	# remove hooks
1018	#TODO
1019	# for my $idx (0 .. $#PLUGIN_EVENT) {
1020	# delete $hook[$idx]{$pkg};
1021	# }	915	}
1022		916
1023	# remove commands	917	push @EXTS, $pkg;
1024	for my $name (keys %COMMAND) {
1025	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1026
1027	if (@cb) {
1028	$COMMAND{$name} = \@cb;
1029	} else {
1030	delete $COMMAND{$name};
1031	}
1032	}
1033
1034	# remove extcmds
1035	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1036	delete $EXTCMD{$name};
1037	}
1038
1039	if (my $cb = $pkg->can ("unload")) {
1040	eval {
1041	$cb->($pkg);
1042	1
1043	} or warn "$pkg unloaded, but with errors: $@";
1044	}
1045
1046	Symbol::delete_package $pkg;
1047	}	918	}
1048		919
1049	sub load_extensions {	920	sub load_extensions {
1050	for my $ext (<$LIBDIR/*.ext>) {	921	for my $ext (<$LIBDIR/*.ext>) {
1051	next unless -r $ext;	922	next unless -r $ext;
…		…
1055	} or warn "$ext not loaded: $@";	926	} or warn "$ext not loaded: $@";
1056	}	927	}
1057	}	928	}
1058		929
1059	#############################################################################	930	#############################################################################
1060	# load/save/clean perl data associated with a map
1061
1062	*cf::mapsupport::on_clean = sub {
1063	my ($map) = @_;
1064
1065	my $path = $map->tmpname;
1066	defined $path or return;
1067
1068	unlink "$path.pst";
1069	};
1070
1071	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1072
1073	#############################################################################
1074	# load/save perl data associated with player->ob objects
1075
1076	sub all_objects(@) {
1077	@_, map all_objects ($_->inv), @_
1078	}
1079
1080	# TODO: compatibility cruft, remove when no longer needed
1081	cf::player->attach (
1082	on_load => sub {
1083	my ($pl, $path) = @_;
1084
1085	for my $o (all_objects $pl->ob) {
1086	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1087	$o->set_ob_key_value ("_perl_data");
1088
1089	%$o = %{ Storable::thaw pack "H*", $value };
1090	}
1091	}
1092	},
1093	);
1094
1095	#############################################################################
1096		931
1097	=head2 CORE EXTENSIONS	932	=head2 CORE EXTENSIONS
1098		933
1099	Functions and methods that extend core crossfire objects.	934	Functions and methods that extend core crossfire objects.
1100		935
…		…
1136		971
1137	sub exists($) {	972	sub exists($) {
1138	my ($login) = @_;	973	my ($login) = @_;
1139		974
1140	$cf::PLAYER{$login}	975	$cf::PLAYER{$login}
1141	or cf::sync_job { !aio_stat $login }	976	or cf::sync_job { !aio_stat path $login }
1142	}	977	}
1143		978
1144	sub find($) {	979	sub find($) {
1145	return $cf::PLAYER{$_[0]} || do {	980	return $cf::PLAYER{$_[0]} || do {
1146	my $login = $_[0];	981	my $login = $_[0];
…		…
1225	my @logins;	1060	my @logins;
1226		1061
1227	for my $login (@$dirs) {	1062	for my $login (@$dirs) {
1228	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1063	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1229	aio_read $fh, 0, 512, my $buf, 0 or next;	1064	aio_read $fh, 0, 512, my $buf, 0 or next;
1230	$buf !~ /^password -------------$/ or next; # official not-valid tag	1065	$buf !~ /^password -------------$/m or next; # official not-valid tag
1231		1066
1232	utf8::decode $login;	1067	utf8::decode $login;
1233	push @logins, $login;	1068	push @logins, $login;
1234	}	1069	}
1235		1070
1236	\@logins	1071	\@logins
1237	}	1072	}
1238		1073
1239	=item $player->maps	1074	=item $player->maps
1240		1075
1241	Returns an arrayref of cf::path's of all maps that are private for this	1076	Returns an arrayref of map paths that are private for this
1242	player. May block.	1077	player. May block.
1243		1078
1244	=cut	1079	=cut
1245		1080
1246	sub maps($) {	1081	sub maps($) {
1247	my ($pl) = @_;	1082	my ($pl) = @_;
		1083
		1084	$pl = ref $pl ? $pl->ob->name : $pl;
1248		1085
1249	my $files = aio_readdir playerdir $pl	1086	my $files = aio_readdir playerdir $pl
1250	or return;	1087	or return;
1251		1088
1252	my @paths;	1089	my @paths;
1253		1090
1254	for (@$files) {	1091	for (@$files) {
1255	utf8::decode $_;	1092	utf8::decode $_;
1256	next if /\.(?:pl|pst)$/;	1093	next if /\.(?:pl|pst)$/;
1257	next unless /^$PATH_SEP/;	1094	next unless /^$PATH_SEP/o;
1258		1095
1259	s/$PATH_SEP/\//g;	1096	push @paths, cf::map::normalise "~$pl/$_";
1260	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
1261	}	1097	}
1262		1098
1263	\@paths	1099	\@paths
1264	}	1100	}
1265		1101
…		…
1291	package cf::map;	1127	package cf::map;
1292		1128
1293	use Fcntl;	1129	use Fcntl;
1294	use Coro::AIO;	1130	use Coro::AIO;
1295		1131
		1132	use overload
		1133	'""' => \&as_string,
		1134	fallback => 1;
		1135
1296	our $MAX_RESET = 3600;	1136	our $MAX_RESET = 3600;
1297	our $DEFAULT_RESET = 3000;	1137	our $DEFAULT_RESET = 3000;
1298		1138
1299	sub generate_random_map {	1139	sub generate_random_map {
1300	my ($path, $rmp) = @_;	1140	my ($self, $rmp) = @_;
1301
1302	# mit "rum" bekleckern, nicht	1141	# mit "rum" bekleckern, nicht
1303	cf::map::_create_random_map	1142	$self->_create_random_map (
1304	$path,
1305	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1143	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1306	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1144	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1307	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1145	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1308	$rmp->{exit_on_final_map},	1146	$rmp->{exit_on_final_map},
1309	$rmp->{xsize}, $rmp->{ysize},	1147	$rmp->{xsize}, $rmp->{ysize},
1310	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1148	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1311	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1149	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1312	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1150	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1313	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1151	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1314	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1152	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1315	(cf::region::find $rmp->{region})	1153	(cf::region::find $rmp->{region}), $rmp->{custom}
		1154	)
		1155	}
		1156
		1157	=item cf::map->register ($regex, $prio)
		1158
		1159	Register a handler for the map path matching the given regex at the
		1160	givne priority (higher is better, built-in handlers have priority 0, the
		1161	default).
		1162
		1163	=cut
		1164
		1165	sub register {
		1166	my (undef, $regex, $prio) = @_;
		1167	my $pkg = caller;
		1168
		1169	no strict;
		1170	push @{"$pkg\::ISA"}, __PACKAGE__;
		1171
		1172	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1173	}
		1174
		1175	# also paths starting with '/'
		1176	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1177
		1178	sub thawer_merge {
		1179	my ($self, $merge) = @_;
		1180
		1181	# we have to keep some variables in memory intact
		1182	local $self->{path};
		1183	local $self->{load_path};
		1184	local $self->{deny_save};
		1185	local $self->{deny_reset};
		1186
		1187	$self->SUPER::thawer_merge ($merge);
		1188	}
		1189
		1190	sub normalise {
		1191	my ($path, $base) = @_;
		1192
		1193	$path = "$path"; # make sure its a string
		1194
		1195	$path =~ s/\.map$//;
		1196
		1197	# map plan:
		1198	#
		1199	# /! non-realised random map exit (special hack!)
		1200	# {... are special paths that are not being touched
		1201	# ?xxx/... are special absolute paths
		1202	# ?random/... random maps
		1203	# /... normal maps
		1204	# ~user/... per-player map of a specific user
		1205
		1206	$path =~ s/$PATH_SEP/\//go;
		1207
		1208	# treat it as relative path if it starts with
		1209	# something that looks reasonable
		1210	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1211	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1212
		1213	$base =~ s{[^/]+/?$}{};
		1214	$path = "$base/$path";
		1215	}
		1216
		1217	for ($path) {
		1218	redo if s{//}{/};
		1219	redo if s{/\.?/}{/};
		1220	redo if s{/[^/]+/\.\./}{/};
		1221	}
		1222
		1223	$path
		1224	}
		1225
		1226	sub new_from_path {
		1227	my (undef, $path, $base) = @_;
		1228
		1229	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1230
		1231	$path = normalise $path, $base;
		1232
		1233	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1234	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1235	my $self = bless cf::map::new, $pkg;
		1236	$self->{path} = $path; $self->path ($path);
		1237	$self->init; # pass $1 etc.
		1238	return $self;
		1239	}
		1240	}
		1241
		1242	Carp::carp "unable to resolve path '$path' (base '$base').";
		1243	()
		1244	}
		1245
		1246	sub init {
		1247	my ($self) = @_;
		1248
		1249	$self
		1250	}
		1251
		1252	sub as_string {
		1253	my ($self) = @_;
		1254
		1255	"$self->{path}"
		1256	}
		1257
		1258	# the displayed name, this is a one way mapping
		1259	sub visible_name {
		1260	&as_string
		1261	}
		1262
		1263	# the original (read-only) location
		1264	sub load_path {
		1265	my ($self) = @_;
		1266
		1267	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1268	}
		1269
		1270	# the temporary/swap location
		1271	sub save_path {
		1272	my ($self) = @_;
		1273
		1274	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1275	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1276	}
		1277
		1278	# the unique path, undef == no special unique path
		1279	sub uniq_path {
		1280	my ($self) = @_;
		1281
		1282	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1283	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1316	}	1284	}
1317		1285
1318	# and all this just because we cannot iterate over	1286	# and all this just because we cannot iterate over
1319	# all maps in C++...	1287	# all maps in C++...
1320	sub change_all_map_light {	1288	sub change_all_map_light {
…		…
1322		1290
1323	$_->change_map_light ($change)	1291	$_->change_map_light ($change)
1324	for grep $_->outdoor, values %cf::MAP;	1292	for grep $_->outdoor, values %cf::MAP;
1325	}	1293	}
1326		1294
		1295	sub unlink_save {
		1296	my ($self) = @_;
		1297
		1298	utf8::encode (my $save = $self->save_path);
		1299	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1300	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1301
		1302	#d#TODO remove .map and also nuke
		1303	$save =~ s/\.map// or return;#d#
		1304	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1305	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1306	}
		1307
1327	sub try_load_header($) {	1308	sub load_header_from($) {
1328	my ($path) = @_;	1309	my ($self, $path) = @_;
1329		1310
1330	utf8::encode $path;	1311	utf8::encode $path;
1331	aio_open $path, O_RDONLY, 0	1312	#aio_open $path, O_RDONLY, 0
		1313	# or return;
		1314
		1315	$self->_load_header ($path)
1332	or return;	1316	or return;
1333		1317
1334	my $map = cf::map::new	1318	$self->{load_path} = $path;
		1319
		1320	1
		1321	}
		1322
		1323	sub load_header_orig {
		1324	my ($self) = @_;
		1325
		1326	$self->load_header_from ($self->load_path)
		1327	}
		1328
		1329	sub load_header_temp {
		1330	my ($self) = @_;
		1331
		1332	$self->load_header_from ($self->save_path)
		1333	}
		1334
		1335	sub prepare_temp {
		1336	my ($self) = @_;
		1337
		1338	$self->last_access ((delete $self->{last_access})
		1339	|| $cf::RUNTIME); #d#
		1340	# safety
		1341	$self->{instantiate_time} = $cf::RUNTIME
		1342	if $self->{instantiate_time} > $cf::RUNTIME;
		1343	}
		1344
		1345	sub prepare_orig {
		1346	my ($self) = @_;
		1347
		1348	$self->{load_original} = 1;
		1349	$self->{instantiate_time} = $cf::RUNTIME;
		1350	$self->last_access ($cf::RUNTIME);
		1351	$self->instantiate;
		1352	}
		1353
		1354	sub load_header {
		1355	my ($self) = @_;
		1356
		1357	if ($self->load_header_temp) {
		1358	$self->prepare_temp;
		1359	} else {
		1360	$self->load_header_orig
1335	or return;	1361	or return;
		1362	$self->prepare_orig;
		1363	}
1336		1364
1337	# for better error messages only, will be overwritten	1365	1
1338	$map->path ($path);
1339
1340	$map->load_header ($path)
1341	or return;
1342
1343	$map->{load_path} = $path;
1344
1345	$map
1346	}	1366	}
1347		1367
1348	sub find;	1368	sub find;
1349	sub find {	1369	sub find {
1350	my ($path, $origin) = @_;	1370	my ($path, $origin) = @_;
1351		1371
1352	#warn "find<$path,$origin>\n";#d#
1353
1354	$path = new cf::path $path, $origin && $origin->path;	1372	$path = normalise $path, $origin && $origin->path;
1355	my $key = $path->as_string;
1356		1373
1357	cf::lock_wait "map_find:$key";	1374	cf::lock_wait "map_find:$path";
1358		1375
1359	$cf::MAP{$key} || do {	1376	$cf::MAP{$path} || do {
1360	my $guard = cf::lock_acquire "map_find:$key";	1377	my $guard = cf::lock_acquire "map_find:$path";
1361		1378	my $map = new_from_path cf::map $path
1362	# do it the slow way
1363	my $map = try_load_header $path->save_path;
1364
1365	Coro::cede;
1366
1367	if ($map) {
1368	$map->last_access ((delete $map->{last_access})
1369	|| $cf::RUNTIME); #d#
1370	# safety
1371	$map->{instantiate_time} = $cf::RUNTIME
1372	if $map->{instantiate_time} > $cf::RUNTIME;
1373	} else {
1374	if (my $rmp = $path->random_map_params) {
1375	$map = generate_random_map $key, $rmp;
1376	} else {
1377	$map = try_load_header $path->load_path;
1378	}
1379
1380	$map or return;	1379	or return;
1381		1380
1382	$map->{load_original} = 1;
1383	$map->{instantiate_time} = $cf::RUNTIME;
1384	$map->last_access ($cf::RUNTIME);
1385	$map->instantiate;
1386
1387	# per-player maps become, after loading, normal maps
1388	$map->per_player (0) if $path->{user_rel};
1389	}
1390
1391	$map->path ($key);
1392	$map->{path} = $path;
1393	$map->{last_save} = $cf::RUNTIME;	1381	$map->{last_save} = $cf::RUNTIME;
1394		1382
1395	Coro::cede;	1383	$map->load_header
		1384	or return;
1396		1385
1397	if ($map->should_reset) {	1386	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1387	# doing this can freeze the server in a sync job, obviously
		1388	#$cf::WAIT_FOR_TICK->wait;
1398	$map->reset;	1389	$map->reset;
1399	undef $guard;	1390	undef $guard;
1400	$map = find $path	1391	return find $path;
1401	or return;
1402	}	1392	}
1403		1393
1404	$cf::MAP{$key} = $map	1394	$cf::MAP{$path} = $map
1405	}	1395	}
1406	}	1396	}
		1397
		1398	sub pre_load { }
		1399	sub post_load { }
1407		1400
1408	sub load {	1401	sub load {
1409	my ($self) = @_;	1402	my ($self) = @_;
1410		1403
		1404	local $self->{deny_reset} = 1; # loading can take a long time
		1405
1411	my $path = $self->{path};	1406	my $path = $self->{path};
1412	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1407	my $guard = cf::lock_acquire "map_load:$path";
1413		1408
1414	return if $self->in_memory != cf::MAP_SWAPPED;	1409	return if $self->in_memory != cf::MAP_SWAPPED;
1415		1410
1416	$self->in_memory (cf::MAP_LOADING);	1411	$self->in_memory (cf::MAP_LOADING);
1417		1412
1418	$self->alloc;	1413	$self->alloc;
		1414
		1415	$self->pre_load;
		1416
1419	$self->load_objects ($self->{load_path}, 1)	1417	$self->_load_objects ($self->{load_path}, 1)
1420	or return;	1418	or return;
1421		1419
1422	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1420	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1423	if delete $self->{load_original};	1421	if delete $self->{load_original};
1424		1422
1425	if (my $uniq = $path->uniq_path) {	1423	if (my $uniq = $self->uniq_path) {
1426	utf8::encode $uniq;	1424	utf8::encode $uniq;
1427	if (aio_open $uniq, O_RDONLY, 0) {	1425	if (aio_open $uniq, O_RDONLY, 0) {
1428	$self->clear_unique_items;	1426	$self->clear_unique_items;
1429	$self->load_objects ($uniq, 0);	1427	$self->_load_objects ($uniq, 0);
1430	}	1428	}
1431	}	1429	}
1432		1430
1433	Coro::cede;	1431	Coro::cede;
1434		1432
1435	# now do the right thing for maps	1433	# now do the right thing for maps
1436	$self->link_multipart_objects;	1434	$self->link_multipart_objects;
1437		1435
1438	if ($self->{path}->is_style_map) {	1436	unless ($self->{deny_activate}) {
1439	$self->{deny_save} = 1;	1437	$self->decay_objects;
1440	$self->{deny_reset} = 1;
1441	} else {
1442	$self->fix_auto_apply;	1438	$self->fix_auto_apply;
1443	$self->decay_objects;
1444	$self->update_buttons;	1439	$self->update_buttons;
		1440	Coro::cede;
1445	$self->set_darkness_map;	1441	$self->set_darkness_map;
1446	$self->difficulty ($self->estimate_difficulty)	1442	$self->difficulty ($self->estimate_difficulty)
1447	unless $self->difficulty;	1443	unless $self->difficulty;
		1444	Coro::cede;
1448	$self->activate;	1445	$self->activate;
1449	}	1446	}
1450		1447
1451	Coro::cede;	1448	$self->post_load;
1452		1449
1453	$self->in_memory (cf::MAP_IN_MEMORY);	1450	$self->in_memory (cf::MAP_IN_MEMORY);
		1451	}
		1452
		1453	sub customise_for {
		1454	my ($self, $ob) = @_;
		1455
		1456	return find "~" . $ob->name . "/" . $self->{path}
		1457	if $self->per_player;
		1458
		1459	$self
		1460	}
		1461
		1462	# find and load all maps in the 3x3 area around a map
		1463	sub load_diag {
		1464	my ($map) = @_;
		1465
		1466	my @diag; # diagonal neighbours
		1467
		1468	for (0 .. 3) {
		1469	my $neigh = $map->tile_path ($_)
		1470	or next;
		1471	$neigh = find $neigh, $map
		1472	or next;
		1473	$neigh->load;
		1474
		1475	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1476	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1477	}
		1478
		1479	for (@diag) {
		1480	my $neigh = find @$_
		1481	or next;
		1482	$neigh->load;
		1483	}
1454	}	1484	}
1455		1485
1456	sub find_sync {	1486	sub find_sync {
1457	my ($path, $origin) = @_;	1487	my ($path, $origin) = @_;
1458		1488
1459	cf::sync_job { cf::map::find $path, $origin }	1489	cf::sync_job { find $path, $origin }
1460	}	1490	}
1461		1491
1462	sub do_load_sync {	1492	sub do_load_sync {
1463	my ($map) = @_;	1493	my ($map) = @_;
1464		1494
1465	cf::sync_job { $map->load };	1495	cf::sync_job { $map->load };
1466	}	1496	}
1467		1497
		1498	our %MAP_PREFETCH;
		1499	our $MAP_PREFETCHER = undef;
		1500
		1501	sub find_async {
		1502	my ($path, $origin) = @_;
		1503
		1504	$path = normalise $path, $origin && $origin->{path};
		1505
		1506	if (my $map = $cf::MAP{$path}) {
		1507	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1508	}
		1509
		1510	undef $MAP_PREFETCH{$path};
		1511	$MAP_PREFETCHER ||= cf::async {
		1512	while (%MAP_PREFETCH) {
		1513	for my $path (keys %MAP_PREFETCH) {
		1514	my $map = find $path
		1515	or next;
		1516	$map->load;
		1517
		1518	delete $MAP_PREFETCH{$path};
		1519	}
		1520	}
		1521	undef $MAP_PREFETCHER;
		1522	};
		1523	$MAP_PREFETCHER->prio (6);
		1524
		1525	()
		1526	}
		1527
1468	sub save {	1528	sub save {
1469	my ($self) = @_;	1529	my ($self) = @_;
1470		1530
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:" . $self->path;
1472		1532
1473	$self->{last_save} = $cf::RUNTIME;	1533	$self->{last_save} = $cf::RUNTIME;
1474		1534
1475	return unless $self->dirty;	1535	return unless $self->dirty;
1476		1536
1477	my $save = $self->{path}->save_path; utf8::encode $save;	1537	my $save = $self->save_path; utf8::encode $save;
1478	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1538	my $uniq = $self->uniq_path; utf8::encode $uniq;
1479		1539
1480	$self->{load_path} = $save;	1540	$self->{load_path} = $save;
1481		1541
1482	return if $self->{deny_save};	1542	return if $self->{deny_save};
1483		1543
…		…
1486	cf::async {	1546	cf::async {
1487	$_->contr->save for $self->players;	1547	$_->contr->save for $self->players;
1488	};	1548	};
1489		1549
1490	if ($uniq) {	1550	if ($uniq) {
1491	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1551	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1492	$self->save_objects ($uniq, cf::IO_UNIQUES);	1552	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1493	} else {	1553	} else {
1494	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1554	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1495	}	1555	}
1496	}	1556	}
1497		1557
1498	sub swap_out {	1558	sub swap_out {
1499	my ($self) = @_;	1559	my ($self) = @_;
…		…
1513		1573
1514	sub reset_at {	1574	sub reset_at {
1515	my ($self) = @_;	1575	my ($self) = @_;
1516		1576
1517	# TODO: safety, remove and allow resettable per-player maps	1577	# TODO: safety, remove and allow resettable per-player maps
1518	return 1e99 if $self->{path}{user_rel};	1578	return 1e99 if $self->isa ("ext::map_per_player");#d#
1519	return 1e99 if $self->{deny_reset};	1579	return 1e99 if $self->{deny_reset};
1520		1580
1521	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1581	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1522	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1582	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1523		1583
…		…
1528	my ($self) = @_;	1588	my ($self) = @_;
1529		1589
1530	$self->reset_at <= $cf::RUNTIME	1590	$self->reset_at <= $cf::RUNTIME
1531	}	1591	}
1532		1592
1533	sub unlink_save {
1534	my ($self) = @_;
1535
1536	utf8::encode (my $save = $self->{path}->save_path);
1537	aioreq_pri 3; IO::AIO::aio_unlink $save;
1538	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1539	}
1540
1541	sub rename {
1542	my ($self, $new_path) = @_;
1543
1544	$self->unlink_save;
1545
1546	delete $cf::MAP{$self->path};
1547	$self->{path} = new cf::path $new_path;
1548	$self->path ($self->{path}->as_string);
1549	$cf::MAP{$self->path} = $self;
1550
1551	$self->save;
1552	}
1553
1554	sub reset {	1593	sub reset {
1555	my ($self) = @_;	1594	my ($self) = @_;
1556		1595
1557	my $lock = cf::lock_acquire "map_data:" . $self->path;	1596	my $lock = cf::lock_acquire "map_data:$self->{path}";
1558		1597
1559	return if $self->players;	1598	return if $self->players;
1560	return if $self->{path}{user_rel};#d#	1599	return if $self->isa ("ext::map_per_player");#d#
1561		1600
1562	warn "resetting map ", $self->path;#d#	1601	warn "resetting map ", $self->path;#d#
1563		1602
1564	delete $cf::MAP{$self->path};	1603	delete $cf::MAP{$self->path};
		1604
		1605	$self->in_memory (cf::MAP_SWAPPED);
		1606	$self->clear;
1565		1607
1566	$_->clear_links_to ($self) for values %cf::MAP;	1608	$_->clear_links_to ($self) for values %cf::MAP;
1567		1609
1568	$self->unlink_save;	1610	$self->unlink_save;
1569	$self->destroy;	1611	$self->destroy;
…		…
1572	my $nuke_counter = "aaaa";	1614	my $nuke_counter = "aaaa";
1573		1615
1574	sub nuke {	1616	sub nuke {
1575	my ($self) = @_;	1617	my ($self) = @_;
1576		1618
		1619	delete $cf::MAP{$self->path};
		1620
		1621	$self->unlink_save;
		1622
		1623	bless $self, "cf::map";
		1624	delete $self->{deny_reset};
1577	$self->{deny_save} = 1;	1625	$self->{deny_save} = 1;
1578	$self->reset_timeout (1);	1626	$self->reset_timeout (1);
1579	$self->rename ("{nuke}/" . ($nuke_counter++));	1627	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1628
		1629	$cf::MAP{$self->path} = $self;
		1630
1580	$self->reset; # polite request, might not happen	1631	$self->reset; # polite request, might not happen
1581	}	1632	}
1582		1633
1583	sub customise_for {	1634	=item cf::map::unique_maps
1584	my ($map, $ob) = @_;
1585		1635
1586	if ($map->per_player) {	1636	Returns an arrayref of paths of all shared maps that have
1587	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1637	instantiated unique items. May block.
1588	}
1589		1638
1590	$map	1639	=cut
1591	}
1592		1640
1593	sub emergency_save {	1641	sub unique_maps() {
1594	my $freeze_guard = cf::freeze_mainloop;	1642	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1643	or return;
1595		1644
1596	warn "enter emergency perl save\n";	1645	my @paths;
1597		1646
1598	cf::sync_job {	1647	for (@$files) {
1599	warn "begin emergency player save\n";	1648	utf8::decode $_;
1600	$_->save for values %cf::PLAYER;	1649	next if /\.pst$/;
1601	warn "end emergency player save\n";	1650	next unless /^$PATH_SEP/o;
1602		1651
1603	warn "begin emergency map save\n";	1652	push @paths, cf::map::normalise $_;
1604	$_->save for values %cf::MAP;
1605	warn "end emergency map save\n";
1606	};	1653	}
1607		1654
1608	warn "leave emergency perl save\n";	1655	\@paths
1609	}	1656	}
1610		1657
1611	package cf;	1658	package cf;
1612		1659
1613	=back	1660	=back
1614		1661
		1662	=head3 cf::object
		1663
		1664	=cut
		1665
		1666	package cf::object;
		1667
		1668	=over 4
		1669
		1670	=item $ob->inv_recursive
		1671
		1672	Returns the inventory of the object _and_ their inventories, recursively.
		1673
		1674	=cut
		1675
		1676	sub inv_recursive_;
		1677	sub inv_recursive_ {
		1678	map { $_, inv_recursive_ $_->inv } @_
		1679	}
		1680
		1681	sub inv_recursive {
		1682	inv_recursive_ inv $_[0]
		1683	}
		1684
		1685	package cf;
		1686
		1687	=back
1615		1688
1616	=head3 cf::object::player	1689	=head3 cf::object::player
1617		1690
1618	=over 4	1691	=over 4
1619		1692
…		…
1659		1732
1660	=item $player_object->enter_link	1733	=item $player_object->enter_link
1661		1734
1662	Freezes the player and moves him/her to a special map (C<{link}>).	1735	Freezes the player and moves him/her to a special map (C<{link}>).
1663		1736
1664	The player should be reaosnably safe there for short amounts of time. You	1737	The player should be reasonably safe there for short amounts of time. You
1665	I<MUST> call C<leave_link> as soon as possible, though.	1738	I<MUST> call C<leave_link> as soon as possible, though.
1666		1739
		1740	Will never block.
		1741
1667	=item $player_object->leave_link ($map, $x, $y)	1742	=item $player_object->leave_link ($map, $x, $y)
1668		1743
1669	Moves the player out of the specila link map onto the given map. If the	1744	Moves the player out of the special C<{link}> map onto the specified
1670	map is not valid (or omitted), the player will be moved back to the	1745	map. If the map is not valid (or omitted), the player will be moved back
1671	location he/she was before the call to C<enter_link>, or, if that fails,	1746	to the location he/she was before the call to C<enter_link>, or, if that
1672	to the emergency map position.	1747	fails, to the emergency map position.
1673		1748
1674	Might block.	1749	Might block.
1675		1750
1676	=cut	1751	=cut
		1752
		1753	sub link_map {
		1754	unless ($LINK_MAP) {
		1755	$LINK_MAP = cf::map::find "{link}"
		1756	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1757	$LINK_MAP->load;
		1758	}
		1759
		1760	$LINK_MAP
		1761	}
1677		1762
1678	sub cf::object::player::enter_link {	1763	sub cf::object::player::enter_link {
1679	my ($self) = @_;	1764	my ($self) = @_;
1680		1765
1681	$self->deactivate_recursive;	1766	$self->deactivate_recursive;
1682		1767
1683	return if $self->map == $LINK_MAP;	1768	return if UNIVERSAL::isa $self->map, "ext::map_link";
1684		1769
1685	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1686	if $self->map;	1771	if $self->map;
1687		1772
1688	$self->enter_map ($LINK_MAP, 20, 20);	1773	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1689	}	1774	}
1690		1775
1691	sub cf::object::player::leave_link {	1776	sub cf::object::player::leave_link {
1692	my ($self, $map, $x, $y) = @_;	1777	my ($self, $map, $x, $y) = @_;
1693		1778
…		…
1711	# use -1 or undef as default coordinates, not 0, 0	1796	# use -1 or undef as default coordinates, not 0, 0
1712	($x, $y) = ($map->enter_x, $map->enter_y)	1797	($x, $y) = ($map->enter_x, $map->enter_y)
1713	if $x <=0 && $y <= 0;	1798	if $x <=0 && $y <= 0;
1714		1799
1715	$map->load;	1800	$map->load;
		1801	$map->load_diag;
1716		1802
1717	return unless $self->contr->active;	1803	return unless $self->contr->active;
1718	$self->activate_recursive;	1804	$self->activate_recursive;
1719	$self->enter_map ($map, $x, $y);	1805	$self->enter_map ($map, $x, $y);
1720	}	1806	}
…		…
1756	=cut	1842	=cut
1757		1843
1758	sub cf::object::player::goto {	1844	sub cf::object::player::goto {
1759	my ($self, $path, $x, $y) = @_;	1845	my ($self, $path, $x, $y) = @_;
1760		1846
1761	$path = new cf::path $path;
1762	$path ne "/" or Carp::cluck ("oy");#d#
1763
1764	$self->enter_link;	1847	$self->enter_link;
1765		1848
1766	(async {	1849	(async {
		1850	my $map = eval {
1767	my $map = cf::map::find $path->as_string;	1851	my $map = cf::map::find $path;
1768	$map = $map->customise_for ($self) if $map;	1852	$map = $map->customise_for ($self) if $map;
1769		1853	$map
1770	# warn "entering ", $map->path, " at ($x, $y)\n"	1854	} or
1771	# if $map;
1772
1773	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1855	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1774		1856
1775	$self->leave_link ($map, $x, $y);	1857	$self->leave_link ($map, $x, $y);
1776	})->prio (1);	1858	})->prio (1);
1777	}	1859	}
1778		1860
…		…
1782		1864
1783	sub parse_random_map_params {	1865	sub parse_random_map_params {
1784	my ($spec) = @_;	1866	my ($spec) = @_;
1785		1867
1786	my $rmp = { # defaults	1868	my $rmp = { # defaults
1787	xsize => 10,	1869	xsize => (cf::rndm 15, 40),
1788	ysize => 10,	1870	ysize => (cf::rndm 15, 40),
		1871	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1872	#layout => string,
1789	};	1873	};
1790		1874
1791	for (split /\n/, $spec) {	1875	for (split /\n/, $spec) {
1792	my ($k, $v) = split /\s+/, $_, 2;	1876	my ($k, $v) = split /\s+/, $_, 2;
1793		1877
…		…
1797	$rmp	1881	$rmp
1798	}	1882	}
1799		1883
1800	sub prepare_random_map {	1884	sub prepare_random_map {
1801	my ($exit) = @_;	1885	my ($exit) = @_;
		1886
		1887	my $guard = cf::lock_acquire "exit_prepare:$exit";
1802		1888
1803	# all this does is basically replace the /! path by	1889	# all this does is basically replace the /! path by
1804	# a new random map path (?random/...) with a seed	1890	# a new random map path (?random/...) with a seed
1805	# that depends on the exit object	1891	# that depends on the exit object
1806		1892
1807	my $rmp = parse_random_map_params $exit->msg;	1893	my $rmp = parse_random_map_params $exit->msg;
1808		1894
1809	if ($exit->map) {	1895	if ($exit->map) {
1810	$rmp->{region} = $exit->map->region_name;	1896	$rmp->{region} = $exit->region->name;
1811	$rmp->{origin_map} = $exit->map->path;	1897	$rmp->{origin_map} = $exit->map->path;
1812	$rmp->{origin_x} = $exit->x;	1898	$rmp->{origin_x} = $exit->x;
1813	$rmp->{origin_y} = $exit->y;	1899	$rmp->{origin_y} = $exit->y;
1814	}	1900	}
1815		1901
1816	$rmp->{random_seed} ||= $exit->random_seed;	1902	$rmp->{random_seed} ||= $exit->random_seed;
1817		1903
1818	my $data = cf::to_json $rmp;	1904	my $data = cf::to_json $rmp;
1819	my $md5 = Digest::MD5::md5_hex $data;	1905	my $md5 = Digest::MD5::md5_hex $data;
		1906	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1820		1907
1821	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1908	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1822	aio_write $fh, 0, (length $data), $data, 0;	1909	aio_write $fh, 0, (length $data), $data, 0;
		1910	undef $fh;
		1911	aio_rename "$meta~", $meta;
1823		1912
1824	$exit->slaying ("?random/$md5");	1913	$exit->slaying ("?random/$md5");
1825	$exit->msg (undef);	1914	$exit->msg (undef);
1826	}	1915	}
1827	}	1916	}
1828		1917
1829	sub cf::object::player::enter_exit {	1918	sub cf::object::player::enter_exit {
1830	my ($self, $exit) = @_;	1919	my ($self, $exit) = @_;
1831		1920
1832	return unless $self->type == cf::PLAYER;	1921	return unless $self->type == cf::PLAYER;
		1922
		1923	if ($exit->slaying eq "/!") {
		1924	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1925	cf::sync_job { prepare_random_map $exit };
		1926	}
		1927
		1928	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1929	my $hp = $exit->stats->hp;
		1930	my $sp = $exit->stats->sp;
1833		1931
1834	$self->enter_link;	1932	$self->enter_link;
1835		1933
1836	(async {	1934	(async {
1837	$self->deactivate_recursive; # just to be sure	1935	$self->deactivate_recursive; # just to be sure
1838	unless (eval {	1936	unless (eval {
1839	prepare_random_map $exit	1937	$self->goto ($slaying, $hp, $sp);
1840	if $exit->slaying eq "/!";
1841
1842	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1843	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1844		1938
1845	1;	1939	1;
1846	}) {	1940	}) {
1847	$self->message ("Something went wrong deep within the crossfire server. "	1941	$self->message ("Something went wrong deep within the crossfire server. "
1848	. "I'll try to bring you back to the map you were before. "	1942	. "I'll try to bring you back to the map you were before. "
1849	. "Please report this to the dungeon master",	1943	. "Please report this to the dungeon master!",
1850	cf::NDI_UNIQUE | cf::NDI_RED);	1944	cf::NDI_UNIQUE | cf::NDI_RED);
1851		1945
1852	warn "ERROR in enter_exit: $@";	1946	warn "ERROR in enter_exit: $@";
1853	$self->leave_link;	1947	$self->leave_link;
1854	}	1948	}
…		…
1909	# get handled first	2003	# get handled first
1910	my $queue = delete $ns->{query_queue}	2004	my $queue = delete $ns->{query_queue}
1911	or return; # be conservative, not sure how that can happen, but we saw a crash here	2005	or return; # be conservative, not sure how that can happen, but we saw a crash here
1912		2006
1913	(shift @$queue)->[1]->($msg);	2007	(shift @$queue)->[1]->($msg);
		2008	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1914		2009
1915	push @{ $ns->{query_queue} }, @$queue;	2010	push @{ $ns->{query_queue} }, @$queue;
1916		2011
1917	if (@{ $ns->{query_queue} } == @$queue) {	2012	if (@{ $ns->{query_queue} } == @$queue) {
1918	if (@$queue) {	2013	if (@$queue) {
…		…
2137	sub db_sync() {	2232	sub db_sync() {
2138	db_save if $dirty;	2233	db_save if $dirty;
2139	undef $dirty;	2234	undef $dirty;
2140	}	2235	}
2141		2236
2142	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2237	my $idle = Event->idle (
2143	db_sync;	2238	reentrant => 0,
		2239	min => 10,
		2240	max => 20,
		2241	repeat => 0,
		2242	data => WF_AUTOCANCEL,
		2243	cb => \&db_sync,
2144	});	2244	);
2145		2245
2146	sub db_dirty() {	2246	sub db_dirty() {
2147	$dirty = 1;	2247	$dirty = 1;
2148	$idle->start;	2248	$idle->start;
2149	}	2249	}
…		…
2197		2297
2198	sub main {	2298	sub main {
2199	# we must not ever block the main coroutine	2299	# we must not ever block the main coroutine
2200	local $Coro::idle = sub {	2300	local $Coro::idle = sub {
2201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2301	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2302	(async {
2202	async { Event::one_event };	2303	Event::one_event;
		2304	})->prio (Coro::PRIO_MAX);
2203	};	2305	};
2204		2306
2205	cfg_load;	2307	cfg_load;
2206	db_load;	2308	db_load;
2207	load_extensions;	2309	load_extensions;
		2310
		2311	$TICK_WATCHER->start;
2208	Event::loop;	2312	Event::loop;
2209	}	2313	}
2210		2314
2211	#############################################################################	2315	#############################################################################
2212	# initialisation	2316	# initialisation and cleanup
		2317
		2318	# install some emergency cleanup handlers
		2319	BEGIN {
		2320	for my $signal (qw(INT HUP TERM)) {
		2321	Event->signal (
		2322	reentrant => 0,
		2323	data => WF_AUTOCANCEL,
		2324	signal => $signal,
		2325	prio => 0,
		2326	cb => sub {
		2327	cf::cleanup "SIG$signal";
		2328	},
		2329	);
		2330	}
		2331	}
		2332
		2333	sub emergency_save() {
		2334	my $freeze_guard = cf::freeze_mainloop;
		2335
		2336	warn "enter emergency perl save\n";
		2337
		2338	cf::sync_job {
		2339	# use a peculiar iteration method to avoid tripping on perl
		2340	# refcount bugs in for. also avoids problems with players
		2341	# and maps saved/destroyed asynchronously.
		2342	warn "begin emergency player save\n";
		2343	for my $login (keys %cf::PLAYER) {
		2344	my $pl = $cf::PLAYER{$login} or next;
		2345	$pl->valid or next;
		2346	$pl->save;
		2347	}
		2348	warn "end emergency player save\n";
		2349
		2350	warn "begin emergency map save\n";
		2351	for my $path (keys %cf::MAP) {
		2352	my $map = $cf::MAP{$path} or next;
		2353	$map->valid or next;
		2354	$map->save;
		2355	}
		2356	warn "end emergency map save\n";
		2357	};
		2358
		2359	warn "leave emergency perl save\n";
		2360	}
2213		2361
2214	sub reload() {	2362	sub reload() {
2215	# can/must only be called in main	2363	# can/must only be called in main
2216	if ($Coro::current != $Coro::main) {	2364	if ($Coro::current != $Coro::main) {
2217	warn "can only reload from main coroutine\n";	2365	warn "can only reload from main coroutine";
2218	return;	2366	return;
2219	}	2367	}
2220		2368
2221	warn "reloading...";	2369	warn "reloading...";
2222		2370
2223	my $guard = freeze_mainloop;	2371	warn "cancelling server ticker";
		2372	$TICK_WATCHER->cancel;
		2373
2224	cf::emergency_save;	2374	cf::emergency_save;
2225		2375
2226	eval {	2376	eval {
2227	# if anything goes wrong in here, we should simply crash as we already saved	2377	# if anything goes wrong in here, we should simply crash as we already saved
2228		2378
2229	# cancel all watchers	2379	warn "syncing database to disk";
		2380	cf::db_sync;
		2381
		2382	warn "cancelling all WF_AUTOCANCEL watchers";
2230	for (Event::all_watchers) {	2383	for (Event::all_watchers) {
2231	$_->cancel if $_->data & WF_AUTOCANCEL;	2384	$_->cancel if $_->data & WF_AUTOCANCEL;
2232	}	2385	}
2233		2386
		2387	warn "flushing outstanding aio requests";
		2388	for (;;) {
		2389	IO::AIO::flush;
		2390	Coro::cede;
		2391	last unless IO::AIO::nreqs;
		2392	warn "iterate...";
		2393	}
		2394
2234	# cancel all extension coros	2395	warn "cancelling all extension coros";
2235	$_->cancel for values %EXT_CORO;	2396	$_->cancel for values %EXT_CORO;
2236	%EXT_CORO = ();	2397	%EXT_CORO = ();
2237		2398
2238	# unload all extensions	2399	warn "removing commands";
2239	for (@exts) {	2400	%COMMAND = ();
		2401
		2402	warn "removing ext commands";
		2403	%EXTCMD = ();
		2404
		2405	warn "unloading/nuking all extensions";
		2406	for my $pkg (@EXTS) {
2240	warn "unloading <$_>";	2407	warn "... unloading $pkg";
2241	unload_extension $_;	2408
		2409	if (my $cb = $pkg->can ("unload")) {
		2410	eval {
		2411	$cb->($pkg);
		2412	1
		2413	} or warn "$pkg unloaded, but with errors: $@";
2242	}	2414	}
2243		2415
		2416	warn "... nuking $pkg";
		2417	Symbol::delete_package $pkg;
		2418	}
		2419
2244	# unload all modules loaded from $LIBDIR	2420	warn "unloading all perl modules loaded from $LIBDIR";
2245	while (my ($k, $v) = each %INC) {	2421	while (my ($k, $v) = each %INC) {
2246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2422	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2247		2423
2248	warn "removing <$k>";	2424	warn "... unloading $k";
2249	delete $INC{$k};	2425	delete $INC{$k};
2250		2426
2251	$k =~ s/\.pm$//;	2427	$k =~ s/\.pm$//;
2252	$k =~ s/\//::/g;	2428	$k =~ s/\//::/g;
2253		2429
…		…
2256	}	2432	}
2257		2433
2258	Symbol::delete_package $k;	2434	Symbol::delete_package $k;
2259	}	2435	}
2260		2436
2261	# sync database to disk
2262	cf::db_sync;
2263	IO::AIO::flush;
2264
2265	# get rid of safe::, as good as possible	2437	warn "getting rid of safe::, as good as possible";
2266	Symbol::delete_package "safe::$_"	2438	Symbol::delete_package "safe::$_"
2267	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2439	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2268		2440
2269	# remove register_script_function callbacks
2270	# TODO
2271
2272	# unload cf.pm "a bit"	2441	warn "unloading cf.pm \"a bit\"";
2273	delete $INC{"cf.pm"};	2442	delete $INC{"cf.pm"};
2274		2443
2275	# don't, removes xs symbols, too,	2444	# don't, removes xs symbols, too,
2276	# and global variables created in xs	2445	# and global variables created in xs
2277	#Symbol::delete_package __PACKAGE__;	2446	#Symbol::delete_package __PACKAGE__;
2278		2447
2279	# reload cf.pm	2448	warn "unload completed, starting to reload now";
		2449
2280	warn "reloading cf.pm";	2450	warn "reloading cf.pm";
2281	require cf;	2451	require cf;
2282	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2452	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2283		2453
2284	# load config and database again	2454	warn "loading config and database again";
2285	cf::cfg_load;	2455	cf::cfg_load;
2286	cf::db_load;	2456	cf::db_load;
2287		2457
2288	# load extensions
2289	warn "load extensions";	2458	warn "loading extensions";
2290	cf::load_extensions;	2459	cf::load_extensions;
2291		2460
2292	# reattach attachments to objects	2461	warn "reattaching attachments to objects/players";
2293	warn "reattach";
2294	_global_reattach;	2462	_global_reattach;
		2463	warn "reattaching attachments to maps";
2295	reattach $_ for values %MAP;	2464	reattach $_ for values %MAP;
		2465
		2466	warn "restarting server ticker";
		2467
		2468	$TICK_WATCHER->start;
2296	};	2469	};
2297		2470
2298	if ($@) {	2471	if ($@) {
2299	warn $@;	2472	warn $@;
2300	warn "error while reloading, exiting.";	2473	warn "error while reloading, exiting.";
2301	exit 1;	2474	exit 1;
2302	}	2475	}
2303		2476
2304	warn "reloaded successfully";	2477	warn "reloaded";
2305	};	2478	};
2306		2479
2307	#############################################################################	2480	our $RELOAD_WATCHER; # used only during reload
2308
2309	unless ($LINK_MAP) {
2310	$LINK_MAP = cf::map::new;
2311
2312	$LINK_MAP->width (41);
2313	$LINK_MAP->height (41);
2314	$LINK_MAP->alloc;
2315	$LINK_MAP->path ("{link}");
2316	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2317	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2318
2319	# dirty hack because... archetypes are not yet loaded
2320	Event->timer (
2321	after => 10,
2322	cb => sub {
2323	$_[0]->w->cancel;
2324
2325	# provide some exits "home"
2326	my $exit = cf::object::new "exit";
2327
2328	$exit->slaying ($EMERGENCY_POSITION->[0]);
2329	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2330	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2331
2332	$LINK_MAP->insert ($exit->clone, 19, 19);
2333	$LINK_MAP->insert ($exit->clone, 19, 20);
2334	$LINK_MAP->insert ($exit->clone, 19, 21);
2335	$LINK_MAP->insert ($exit->clone, 20, 19);
2336	$LINK_MAP->insert ($exit->clone, 20, 21);
2337	$LINK_MAP->insert ($exit->clone, 21, 19);
2338	$LINK_MAP->insert ($exit->clone, 21, 20);
2339	$LINK_MAP->insert ($exit->clone, 21, 21);
2340
2341	$exit->destroy;
2342	});
2343
2344	$LINK_MAP->{deny_save} = 1;
2345	$LINK_MAP->{deny_reset} = 1;
2346
2347	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2348	}
2349
2350	register "<global>", __PACKAGE__;
2351		2481
2352	register_command "reload" => sub {	2482	register_command "reload" => sub {
2353	my ($who, $arg) = @_;	2483	my ($who, $arg) = @_;
2354		2484
2355	if ($who->flag (FLAG_WIZ)) {	2485	if ($who->flag (FLAG_WIZ)) {
2356	$who->message ("start of reload.");	2486	$who->message ("reloading server.");
		2487
		2488	# doing reload synchronously and two reloads happen back-to-back,
		2489	# coro crashes during coro_state_free->destroy here.
		2490
		2491	$RELOAD_WATCHER ||= Event->timer (
		2492	reentrant => 0,
		2493	after => 0,
		2494	data => WF_AUTOCANCEL,
		2495	cb => sub {
2357	reload;	2496	reload;
2358	$who->message ("end of reload.");	2497	undef $RELOAD_WATCHER;
		2498	},
		2499	);
2359	}	2500	}
2360	};	2501	};
2361		2502
2362	unshift @INC, $LIBDIR;	2503	unshift @INC, $LIBDIR;
		2504
		2505	my $bug_warning = 0;
2363		2506
2364	$TICK_WATCHER = Event->timer (	2507	$TICK_WATCHER = Event->timer (
2365	reentrant => 0,	2508	reentrant => 0,
		2509	parked => 1,
2366	prio => 0,	2510	prio => 0,
2367	at => $NEXT_TICK || $TICK,	2511	at => $NEXT_TICK || $TICK,
2368	data => WF_AUTOCANCEL,	2512	data => WF_AUTOCANCEL,
2369	cb => sub {	2513	cb => sub {
		2514	if ($Coro::current != $Coro::main) {
		2515	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2516	unless ++$bug_warning > 10;
		2517	return;
		2518	}
		2519
		2520	$NOW = Event::time;
		2521
2370	cf::server_tick; # one server iteration	2522	cf::server_tick; # one server iteration
2371	$RUNTIME += $TICK;	2523	$RUNTIME += $TICK;
2372	$NEXT_TICK += $TICK;	2524	$NEXT_TICK += $TICK;
		2525
		2526	$WAIT_FOR_TICK->broadcast;
		2527	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2528
		2529	Event::sweep;
		2530	Coro::cede_notself;
		2531
		2532	# my $AFTER = Event::time;
		2533	# warn $AFTER - $NOW;#d#
2373		2534
2374	# if we are delayed by four ticks or more, skip them all	2535	# if we are delayed by four ticks or more, skip them all
2375	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2536	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2376		2537
2377	$TICK_WATCHER->at ($NEXT_TICK);	2538	$TICK_WATCHER->at ($NEXT_TICK);
2378	$TICK_WATCHER->start;	2539	$TICK_WATCHER->start;
2379	},	2540	},
2380	);	2541	);
2381		2542
2382	IO::AIO::max_poll_time $TICK * 0.2;	2543	IO::AIO::max_poll_time $TICK * 0.1;
2383		2544
2384	Event->io (	2545	undef $Coro::AIO::WATCHER;
		2546	$AIO_POLL_WATCHER = Event->io (
		2547	reentrant => 0,
2385	fd => IO::AIO::poll_fileno,	2548	fd => IO::AIO::poll_fileno,
2386	poll => 'r',	2549	poll => 'r',
2387	prio => 5,	2550	prio => 6,
2388	data => WF_AUTOCANCEL,	2551	data => WF_AUTOCANCEL,
2389	cb => \&IO::AIO::poll_cb,	2552	cb => \&IO::AIO::poll_cb,
2390	);	2553	);
2391		2554
2392	Event->timer (	2555	$WRITE_RUNTIME_WATCHER = Event->timer (
		2556	reentrant => 0,
2393	data => WF_AUTOCANCEL,	2557	data => WF_AUTOCANCEL,
2394	after => 0,	2558	after => 1,
2395	interval => 10,	2559	interval => 10,
2396	cb => sub {	2560	prio => 6, # keep it lowest so it acts like a watchdog
2397	(Coro::unblock_sub {	2561	cb => Coro::unblock_sub {
2398	write_runtime	2562	write_runtime
2399	or warn "ERROR: unable to write runtime file: $!";	2563	or warn "ERROR: unable to write runtime file: $!";
2400	})->();
2401	},	2564	},
2402	);	2565	);
2403		2566
2404	END { cf::emergency_save }	2567	END { cf::emergency_save }
2405		2568

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