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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.147 by root, Mon Jan 8 12:23:33 2007 UTC vs.
Revision 1.201 by root, Mon Jan 29 18:15:23 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 Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.32 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	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
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# 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?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$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
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
52	our %PLAYER; # all users	59	our %PLAYER; # all users
53	our %MAP; # all maps	60	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	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
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
		87
		88	sub cf::map::normalise;
77		89
78	#############################################################################	90	#############################################################################
79		91
80	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
81		93
…		…
105		117
106	=item %cf::CFG	118	=item %cf::CFG
107		119
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	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.
110		129
111	=back	130	=back
112		131
113	=cut	132	=cut
114		133
…		…
146		165
147	$Event::DIED = sub {	166	$Event::DIED = sub {
148	warn "error in event callback: @_";	167	warn "error in event callback: @_";
149	};	168	};
150		169
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
156		171
157	=over 4	172	=over 4
158		173
		174	=item dumpval $ref
		175
159	=cut	176	=cut
		177
		178	sub dumpval {
		179	eval {
		180	local $SIG{__DIE__};
		181	my $d;
		182	if (1) {
		183	$d = new Data::Dumper([$_[0]], ["*var"]);
		184	$d->Terse(1);
		185	$d->Indent(2);
		186	$d->Quotekeys(0);
		187	$d->Useqq(1);
		188	#$d->Bless(...);
		189	$d->Seen($_[1]) if @_ > 1;
		190	$d = $d->Dump();
		191	}
		192	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		193	$d
		194	} || "[unable to dump $_[0]: '$@']";
		195	}
160		196
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	197	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		198
163	=item $ref = cf::from_json $json	199	=item $ref = cf::from_json $json
164		200
…		…
225	}	261	}
226		262
227	sub freeze_mainloop {	263	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
229		265
230	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;
231	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
232	$guard	272	$guard
233	}	273	}
234		274
235	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
287	}	327	}
288	}	328	}
289		329
290	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
291		331
292	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	333	extension calling this is being unloaded.
294		334
295	=cut	335	=cut
296		336
297	sub async_ext(&) {	337	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
312		352
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	354	or return;
315		355
		356	my $value = $cf::RUNTIME + 90 + 10;
316	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
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	361	and return;
319		362
320	aio_fsync $fh	363	aio_fsync $fh
321	and return;	364	and return;
…		…
330	}	373	}
331		374
332	=back	375	=back
333		376
334	=cut	377	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} || $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		378
456	#############################################################################	379	#############################################################################
457		380
458	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
459		382
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	509	our @CB_MAP = ();
587		510
588	my %attachment;	511	my %attachment;
589		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
590	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
592		521
593	use sort 'stable';	522	use sort 'stable';
594		523
…		…
765	# object support	694	# object support
766		695
767	sub reattach {	696	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		701
771	my $registry = $obj->registry;	702	my $registry = $obj->registry;
772		703
773	@$registry = ();	704	@$registry = ();
774		705
…		…
845	}	776	}
846	} else {	777	} else {
847	aio_unlink $filename;	778	aio_unlink $filename;
848	aio_unlink "$filename.pst";	779	aio_unlink "$filename.pst";
849	}	780	}
		781
		782	#d##TODO# nuke non .map-files if exist
		783	if ($filename =~ s/\.map$//) {
		784	aio_unlink $filename;
		785	aio_unlink "$filename.pst";
		786	}
850	}	787	}
851	}	788	}
852		789
853	sub object_freezer_as_string {	790	sub object_freezer_as_string {
854	my ($rdata, $objs) = @_;	791	my ($rdata, $objs) = @_;
…		…
860		797
861	sub object_thawer_load {	798	sub object_thawer_load {
862	my ($filename) = @_;	799	my ($filename) = @_;
863		800
864	my ($data, $av);	801	my ($data, $av);
		802
		803	#d#TODO remove .map if file does not exist
		804	aio_stat $filename and $filename =~ s/\.map$//;
865		805
866	(aio_load $filename, $data) >= 0	806	(aio_load $filename, $data) >= 0
867	or return;	807	or return;
868		808
869	unless (aio_stat "$filename.pst") {	809	unless (aio_stat "$filename.pst") {
…		…
906	=cut	846	=cut
907		847
908	sub register_extcmd {	848	sub register_extcmd {
909	my ($name, $cb) = @_;	849	my ($name, $cb) = @_;
910		850
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	851	$EXTCMD{$name} = $cb;
915	}	852	}
916		853
917	cf::player->attach (	854	cf::player->attach (
918	on_command => sub {	855	on_command => sub {
919	my ($pl, $name, $params) = @_;	856	my ($pl, $name, $params) = @_;
…		…
932		869
933	my $msg = eval { from_json $buf };	870	my $msg = eval { from_json $buf };
934		871
935	if (ref $msg) {	872	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	873	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	874	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	875	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	876	}
940	}	877	}
941	} else {	878	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	879	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		881
945	cf::override;	882	cf::override;
946	},	883	},
947	);	884	);
948		885
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	886	sub load_extension {
956	my ($path) = @_;	887	my ($path) = @_;
957		888
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	889	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	890	my $base = $1;
960	my $pkg = $1;	891	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	892	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	893	$pkg = "ext::$pkg";
963		894
964	warn "loading '$path' into '$pkg'\n";	895	warn "... loading '$path' into '$pkg'\n";
965		896
966	open my $fh, "<:utf8", $path	897	open my $fh, "<:utf8", $path
967	or die "$path: $!";	898	or die "$path: $!";
968		899
969	my $source =	900	my $source =
970	"package $pkg; use strict; use utf8;\n"	901	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	902	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	903	. (do { local $/; <$fh> })
973	. "\n};\n1";	904	. "\n};\n1";
974		905
975	eval $source	906	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	907	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	908	: "extension disabled.\n";
978		909	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	910	warn $@;
980	$ext_pkg{$base} = $pkg;	911	warn "mandatory extension failed to load, exiting.\n";
981		912	exit 1;
982	# no strict 'refs';	913	}
983	# @{"$pkg\::ISA"} = ext::;	914	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	915	}
998		916
999	# remove commands	917	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	918	}
1024		919
1025	sub load_extensions {	920	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	921	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	922	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	926	} or warn "$ext not loaded: $@";
1032	}	927	}
1033	}	928	}
1034		929
1035	#############################################################################	930	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		931
1073	=head2 CORE EXTENSIONS	932	=head2 CORE EXTENSIONS
1074		933
1075	Functions and methods that extend core crossfire objects.	934	Functions and methods that extend core crossfire objects.
1076		935
1077	=cut	936	=cut
1078		937
1079	package cf::player;	938	package cf::player;
		939
		940	use Coro::AIO;
1080		941
1081	=head3 cf::player	942	=head3 cf::player
1082		943
1083	=over 4	944	=over 4
1084		945
…		…
1110		971
1111	sub exists($) {	972	sub exists($) {
1112	my ($login) = @_;	973	my ($login) = @_;
1113		974
1114	$cf::PLAYER{$login}	975	$cf::PLAYER{$login}
1115	or cf::sync_job { !aio_stat $login }	976	or cf::sync_job { !aio_stat path $login }
1116	}	977	}
1117		978
1118	sub find($) {	979	sub find($) {
1119	return $cf::PLAYER{$_[0]} || do {	980	return $cf::PLAYER{$_[0]} || do {
1120	my $login = $_[0];	981	my $login = $_[0];
1121		982
1122	my $guard = cf::lock_acquire "user_find:$login";	983	my $guard = cf::lock_acquire "user_find:$login";
1123		984
1124	$cf::PLAYER{$login} ||= (load_pl path $login or return);	985	$cf::PLAYER{$_[0]} || do {
		986	my $pl = load_pl path $login
		987	or return;
		988	$cf::PLAYER{$login} = $pl
		989	}
1125	};	990	}
1126	}	991	}
1127		992
1128	sub save($) {	993	sub save($) {
1129	my ($pl) = @_;	994	my ($pl) = @_;
1130		995
…		…
1133	my $path = path $pl;	998	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	999	my $guard = cf::lock_acquire "user_save:$path";
1135		1000
1136	return if $pl->{deny_save};	1001	return if $pl->{deny_save};
1137		1002
1138	IO::AIO::aio_mkdir playerdir $pl, 0770;	1003	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	1004	$pl->{last_save} = $cf::RUNTIME;
1140		1005
1141	Coro::cede;
1142	$pl->save_pl ($path);	1006	$pl->save_pl ($path);
1143	Coro::cede;	1007	Coro::cede;
1144	}	1008	}
1145		1009
1146	sub new($) {	1010	sub new($) {
…		…
1153		1017
1154	$cf::PLAYER{$login} = $self;	1018	$cf::PLAYER{$login} = $self;
1155		1019
1156	$self	1020	$self
1157	}	1021	}
		1022
		1023	=item $pl->quit_character
		1024
		1025	Nukes the player without looking back. If logged in, the connection will
		1026	be destroyed. May block for a long time.
		1027
		1028	=cut
1158		1029
1159	sub quit_character {	1030	sub quit_character {
1160	my ($pl) = @_;	1031	my ($pl) = @_;
1161		1032
1162	$pl->{deny_save} = 1;	1033	$pl->{deny_save} = 1;
…		…
1167	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1038	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1168	$pl->ns->destroy if $pl->ns;	1039	$pl->ns->destroy if $pl->ns;
1169		1040
1170	my $path = playerdir $pl;	1041	my $path = playerdir $pl;
1171	my $temp = "$path~$cf::RUNTIME~deleting~";	1042	my $temp = "$path~$cf::RUNTIME~deleting~";
1172	IO::AIO::aio_rename $path, $temp, sub {	1043	aio_rename $path, $temp;
1173	delete $cf::PLAYER{$pl->ob->name};	1044	delete $cf::PLAYER{$pl->ob->name};
1174	$pl->destroy;	1045	$pl->destroy;
1175
1176	IO::AIO::aio_rmtree $temp;	1046	IO::AIO::aio_rmtree $temp;
		1047	}
		1048
		1049	=item cf::player::list_logins
		1050
		1051	Returns am arrayref of all valid playernames in the system, can take a
		1052	while and may block, so not sync_job-capable, ever.
		1053
		1054	=cut
		1055
		1056	sub list_logins {
		1057	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1058	or return [];
		1059
		1060	my @logins;
		1061
		1062	for my $login (@$dirs) {
		1063	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1064	aio_read $fh, 0, 512, my $buf, 0 or next;
		1065	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1066
		1067	utf8::decode $login;
		1068	push @logins, $login;
1177	};	1069	}
		1070
		1071	\@logins
		1072	}
		1073
		1074	=item $player->maps
		1075
		1076	Returns an arrayref of map paths that are private for this
		1077	player. May block.
		1078
		1079	=cut
		1080
		1081	sub maps($) {
		1082	my ($pl) = @_;
		1083
		1084	$pl = ref $pl ? $pl->ob->name : $pl;
		1085
		1086	my $files = aio_readdir playerdir $pl
		1087	or return;
		1088
		1089	my @paths;
		1090
		1091	for (@$files) {
		1092	utf8::decode $_;
		1093	next if /\.(?:pl|pst)$/;
		1094	next unless /^$PATH_SEP/o;
		1095
		1096	push @paths, cf::map::normalise "~$pl/$_";
		1097	}
		1098
		1099	\@paths
1178	}	1100	}
1179		1101
1180	=item $player->ext_reply ($msgid, $msgtype, %msg)	1102	=item $player->ext_reply ($msgid, $msgtype, %msg)
1181		1103
1182	Sends an ext reply to the player.	1104	Sends an ext reply to the player.
…		…
1205	package cf::map;	1127	package cf::map;
1206		1128
1207	use Fcntl;	1129	use Fcntl;
1208	use Coro::AIO;	1130	use Coro::AIO;
1209		1131
		1132	use overload
		1133	'""' => \&as_string,
		1134	fallback => 1;
		1135
1210	our $MAX_RESET = 3600;	1136	our $MAX_RESET = 3600;
1211	our $DEFAULT_RESET = 3000;	1137	our $DEFAULT_RESET = 3000;
1212		1138
1213	sub generate_random_map {	1139	sub generate_random_map {
1214	my ($path, $rmp) = @_;	1140	my ($self, $rmp) = @_;
1215
1216	# mit "rum" bekleckern, nicht	1141	# mit "rum" bekleckern, nicht
1217	cf::map::_create_random_map	1142	$self->_create_random_map (
1218	$path,
1219	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1143	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1220	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1144	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1221	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1145	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1222	$rmp->{exit_on_final_map},	1146	$rmp->{exit_on_final_map},
1223	$rmp->{xsize}, $rmp->{ysize},	1147	$rmp->{xsize}, $rmp->{ysize},
1224	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1148	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1225	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1149	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1226	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1150	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1227	$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},
1228	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1152	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1229	(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
1230	}	1284	}
1231		1285
1232	# and all this just because we cannot iterate over	1286	# and all this just because we cannot iterate over
1233	# all maps in C++...	1287	# all maps in C++...
1234	sub change_all_map_light {	1288	sub change_all_map_light {
…		…
1236		1290
1237	$_->change_map_light ($change)	1291	$_->change_map_light ($change)
1238	for grep $_->outdoor, values %cf::MAP;	1292	for grep $_->outdoor, values %cf::MAP;
1239	}	1293	}
1240		1294
		1295	sub unlink_save {
		1296	my ($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
1241	sub try_load_header($) {	1308	sub load_header_from($) {
1242	my ($path) = @_;	1309	my ($self, $path) = @_;
1243		1310
1244	utf8::encode $path;	1311	utf8::encode $path;
1245	aio_open $path, O_RDONLY, 0	1312	#aio_open $path, O_RDONLY, 0
		1313	# or return;
		1314
		1315	$self->_load_header ($path)
1246	or return;	1316	or return;
1247		1317
1248	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
1249	or return;	1361	or return;
		1362	$self->prepare_orig;
		1363	}
1250		1364
1251	# for better error messages only, will be overwritten	1365	1
1252	$map->path ($path);
1253
1254	$map->load_header ($path)
1255	or return;
1256
1257	$map->{load_path} = $path;
1258
1259	$map
1260	}	1366	}
1261		1367
1262	sub find;	1368	sub find;
1263	sub find {	1369	sub find {
1264	my ($path, $origin) = @_;	1370	my ($path, $origin) = @_;
1265		1371
1266	#warn "find<$path,$origin>\n";#d#
1267
1268	$path = new cf::path $path, $origin && $origin->path;	1372	$path = normalise $path, $origin && $origin->path;
1269	my $key = $path->as_string;
1270		1373
1271	cf::lock_wait "map_find:$key";	1374	cf::lock_wait "map_find:$path";
1272		1375
1273	$cf::MAP{$key} || do {	1376	$cf::MAP{$path} || do {
1274	my $guard = cf::lock_acquire "map_find:$key";	1377	my $guard = cf::lock_acquire "map_find:$path";
1275		1378	my $map = new_from_path cf::map $path
1276	# do it the slow way
1277	my $map = try_load_header $path->save_path;
1278
1279	Coro::cede;
1280
1281	if ($map) {
1282	$map->last_access ((delete $map->{last_access})
1283	|| $cf::RUNTIME); #d#
1284	# safety
1285	$map->{instantiate_time} = $cf::RUNTIME
1286	if $map->{instantiate_time} > $cf::RUNTIME;
1287	} else {
1288	if (my $rmp = $path->random_map_params) {
1289	$map = generate_random_map $key, $rmp;
1290	} else {
1291	$map = try_load_header $path->load_path;
1292	}
1293
1294	$map or return;	1379	or return;
1295		1380
1296	$map->{load_original} = 1;
1297	$map->{instantiate_time} = $cf::RUNTIME;
1298	$map->last_access ($cf::RUNTIME);
1299	$map->instantiate;
1300
1301	# per-player maps become, after loading, normal maps
1302	$map->per_player (0) if $path->{user_rel};
1303	}
1304
1305	$map->path ($key);
1306	$map->{path} = $path;
1307	$map->{last_save} = $cf::RUNTIME;	1381	$map->{last_save} = $cf::RUNTIME;
1308		1382
1309	Coro::cede;	1383	$map->load_header
		1384	or return;
1310		1385
1311	if ($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;
1312	$map->reset;	1389	$map->reset;
1313	undef $guard;	1390	undef $guard;
1314	$map = find $path	1391	return find $path;
1315	or return;
1316	}	1392	}
1317		1393
1318	$cf::MAP{$key} = $map	1394	$cf::MAP{$path} = $map
1319	}	1395	}
1320	}	1396	}
		1397
		1398	sub pre_load { }
		1399	sub post_load { }
1321		1400
1322	sub load {	1401	sub load {
1323	my ($self) = @_;	1402	my ($self) = @_;
1324		1403
		1404	local $self->{deny_reset} = 1; # loading can take a long time
		1405
1325	my $path = $self->{path};	1406	my $path = $self->{path};
1326	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1407	my $guard = cf::lock_acquire "map_load:$path";
1327		1408
1328	return if $self->in_memory != cf::MAP_SWAPPED;	1409	return if $self->in_memory != cf::MAP_SWAPPED;
1329		1410
1330	$self->in_memory (cf::MAP_LOADING);	1411	$self->in_memory (cf::MAP_LOADING);
1331		1412
1332	$self->alloc;	1413	$self->alloc;
		1414
		1415	$self->pre_load;
		1416
1333	$self->load_objects ($self->{load_path}, 1)	1417	$self->_load_objects ($self->{load_path}, 1)
1334	or return;	1418	or return;
1335		1419
1336	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1420	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1337	if delete $self->{load_original};	1421	if delete $self->{load_original};
1338		1422
1339	if (my $uniq = $path->uniq_path) {	1423	if (my $uniq = $self->uniq_path) {
1340	utf8::encode $uniq;	1424	utf8::encode $uniq;
1341	if (aio_open $uniq, O_RDONLY, 0) {	1425	if (aio_open $uniq, O_RDONLY, 0) {
1342	$self->clear_unique_items;	1426	$self->clear_unique_items;
1343	$self->load_objects ($uniq, 0);	1427	$self->_load_objects ($uniq, 0);
1344	}	1428	}
1345	}	1429	}
1346		1430
1347	Coro::cede;	1431	Coro::cede;
1348		1432
1349	# now do the right thing for maps	1433	# now do the right thing for maps
1350	$self->link_multipart_objects;	1434	$self->link_multipart_objects;
1351		1435
1352	if ($self->{path}->is_style_map) {	1436	unless ($self->{deny_activate}) {
1353	$self->{deny_save} = 1;	1437	$self->decay_objects;
1354	$self->{deny_reset} = 1;
1355	} else {
1356	$self->fix_auto_apply;	1438	$self->fix_auto_apply;
1357	$self->decay_objects;
1358	$self->update_buttons;	1439	$self->update_buttons;
		1440	Coro::cede;
1359	$self->set_darkness_map;	1441	$self->set_darkness_map;
1360	$self->difficulty ($self->estimate_difficulty)	1442	$self->difficulty ($self->estimate_difficulty)
1361	unless $self->difficulty;	1443	unless $self->difficulty;
		1444	Coro::cede;
1362	$self->activate;	1445	$self->activate;
1363	}	1446	}
1364		1447
1365	Coro::cede;	1448	$self->post_load;
1366		1449
1367	$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	$neigh->load;
		1483	}
1368	}	1484	}
1369		1485
1370	sub find_sync {	1486	sub find_sync {
1371	my ($path, $origin) = @_;	1487	my ($path, $origin) = @_;
1372		1488
1373	cf::sync_job { cf::map::find $path, $origin }	1489	cf::sync_job { find $path, $origin }
1374	}	1490	}
1375		1491
1376	sub do_load_sync {	1492	sub do_load_sync {
1377	my ($map) = @_;	1493	my ($map) = @_;
1378		1494
1379	cf::sync_job { $map->load };	1495	cf::sync_job { $map->load };
1380	}	1496	}
1381		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	$MAP_PREFETCHER->prio (6);
		1524
		1525	()
		1526	}
		1527
1382	sub save {	1528	sub save {
1383	my ($self) = @_;	1529	my ($self) = @_;
1384		1530
1385	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:" . $self->path;
1386		1532
1387	$self->{last_save} = $cf::RUNTIME;	1533	$self->{last_save} = $cf::RUNTIME;
1388		1534
1389	return unless $self->dirty;	1535	return unless $self->dirty;
1390		1536
1391	my $save = $self->{path}->save_path; utf8::encode $save;	1537	my $save = $self->save_path; utf8::encode $save;
1392	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1538	my $uniq = $self->uniq_path; utf8::encode $uniq;
1393		1539
1394	$self->{load_path} = $save;	1540	$self->{load_path} = $save;
1395		1541
1396	return if $self->{deny_save};	1542	return if $self->{deny_save};
1397		1543
…		…
1400	cf::async {	1546	cf::async {
1401	$_->contr->save for $self->players;	1547	$_->contr->save for $self->players;
1402	};	1548	};
1403		1549
1404	if ($uniq) {	1550	if ($uniq) {
1405	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1551	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1406	$self->save_objects ($uniq, cf::IO_UNIQUES);	1552	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1407	} else {	1553	} else {
1408	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1554	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1409	}	1555	}
1410	}	1556	}
1411		1557
1412	sub swap_out {	1558	sub swap_out {
1413	my ($self) = @_;	1559	my ($self) = @_;
…		…
1427		1573
1428	sub reset_at {	1574	sub reset_at {
1429	my ($self) = @_;	1575	my ($self) = @_;
1430		1576
1431	# TODO: safety, remove and allow resettable per-player maps	1577	# TODO: safety, remove and allow resettable per-player maps
1432	return 1e99 if $self->{path}{user_rel};	1578	return 1e99 if $self->isa ("ext::map_per_player");#d#
1433	return 1e99 if $self->{deny_reset};	1579	return 1e99 if $self->{deny_reset};
1434		1580
1435	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1581	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1436	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1582	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1437		1583
…		…
1442	my ($self) = @_;	1588	my ($self) = @_;
1443		1589
1444	$self->reset_at <= $cf::RUNTIME	1590	$self->reset_at <= $cf::RUNTIME
1445	}	1591	}
1446		1592
1447	sub unlink_save {
1448	my ($self) = @_;
1449
1450	utf8::encode (my $save = $self->{path}->save_path);
1451	aioreq_pri 3; IO::AIO::aio_unlink $save;
1452	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1453	}
1454
1455	sub rename {
1456	my ($self, $new_path) = @_;
1457
1458	$self->unlink_save;
1459
1460	delete $cf::MAP{$self->path};
1461	$self->{path} = new cf::path $new_path;
1462	$self->path ($self->{path}->as_string);
1463	$cf::MAP{$self->path} = $self;
1464
1465	$self->save;
1466	}
1467
1468	sub reset {	1593	sub reset {
1469	my ($self) = @_;	1594	my ($self) = @_;
1470		1595
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1596	my $lock = cf::lock_acquire "map_data:$self->{path}";
1472		1597
1473	return if $self->players;	1598	return if $self->players;
1474	return if $self->{path}{user_rel};#d#	1599	return if $self->isa ("ext::map_per_player");#d#
1475		1600
1476	warn "resetting map ", $self->path;#d#	1601	warn "resetting map ", $self->path;#d#
1477		1602
1478	delete $cf::MAP{$self->path};	1603	delete $cf::MAP{$self->path};
		1604
		1605	$self->in_memory (cf::MAP_SWAPPED);
		1606	$self->clear;
1479		1607
1480	$_->clear_links_to ($self) for values %cf::MAP;	1608	$_->clear_links_to ($self) for values %cf::MAP;
1481		1609
1482	$self->unlink_save;	1610	$self->unlink_save;
1483	$self->destroy;	1611	$self->destroy;
…		…
1486	my $nuke_counter = "aaaa";	1614	my $nuke_counter = "aaaa";
1487		1615
1488	sub nuke {	1616	sub nuke {
1489	my ($self) = @_;	1617	my ($self) = @_;
1490		1618
		1619	delete $cf::MAP{$self->path};
		1620
		1621	$self->unlink_save;
		1622
		1623	bless $self, "cf::map";
		1624	delete $self->{deny_reset};
1491	$self->{deny_save} = 1;	1625	$self->{deny_save} = 1;
1492	$self->reset_timeout (1);	1626	$self->reset_timeout (1);
1493	$self->rename ("{nuke}/" . ($nuke_counter++));	1627	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1628
		1629	$cf::MAP{$self->path} = $self;
		1630
1494	$self->reset; # polite request, might not happen	1631	$self->reset; # polite request, might not happen
1495	}	1632	}
1496		1633
1497	sub customise_for {	1634	=item cf::map::unique_maps
1498	my ($map, $ob) = @_;
1499		1635
1500	if ($map->per_player) {	1636	Returns an arrayref of paths of all shared maps that have
1501	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1637	instantiated unique items. May block.
1502	}
1503		1638
1504	$map	1639	=cut
1505	}
1506		1640
1507	sub emergency_save {	1641	sub unique_maps() {
1508	my $freeze_guard = cf::freeze_mainloop;	1642	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1643	or return;
1509		1644
1510	warn "enter emergency perl save\n";	1645	my @paths;
1511		1646
1512	cf::sync_job {	1647	for (@$files) {
1513	warn "begin emergency player save\n";	1648	utf8::decode $_;
1514	$_->save for values %cf::PLAYER;	1649	next if /\.pst$/;
1515	warn "end emergency player save\n";	1650	next unless /^$PATH_SEP/o;
1516		1651
1517	warn "begin emergency map save\n";	1652	push @paths, cf::map::normalise $_;
1518	$_->save for values %cf::MAP;
1519	warn "end emergency map save\n";
1520	};	1653	}
1521		1654
1522	warn "leave emergency perl save\n";	1655	\@paths
1523	}	1656	}
1524		1657
1525	package cf;	1658	package cf;
1526		1659
1527	=back	1660	=back
1528		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
1529		1688
1530	=head3 cf::object::player	1689	=head3 cf::object::player
1531		1690
1532	=over 4	1691	=over 4
1533		1692
…		…
1573		1732
1574	=item $player_object->enter_link	1733	=item $player_object->enter_link
1575		1734
1576	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}>).
1577		1736
1578	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
1579	I<MUST> call C<leave_link> as soon as possible, though.	1738	I<MUST> call C<leave_link> as soon as possible, though.
1580		1739
		1740	Will never block.
		1741
1581	=item $player_object->leave_link ($map, $x, $y)	1742	=item $player_object->leave_link ($map, $x, $y)
1582		1743
1583	Moves the player out of the specila link map onto the given map. If the	1744	Moves the player out of the special C<{link}> map onto the specified
1584	map is not valid (or omitted), the player will be moved back to the	1745	map. If the map is not valid (or omitted), the player will be moved back
1585	location he/she was before the call to C<enter_link>, or, if that fails,	1746	to the location he/she was before the call to C<enter_link>, or, if that
1586	to the emergency map position.	1747	fails, to the emergency map position.
1587		1748
1588	Might block.	1749	Might block.
1589		1750
1590	=cut	1751	=cut
		1752
		1753	sub link_map {
		1754	unless ($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	$LINK_MAP
		1761	}
1591		1762
1592	sub cf::object::player::enter_link {	1763	sub cf::object::player::enter_link {
1593	my ($self) = @_;	1764	my ($self) = @_;
1594		1765
1595	$self->deactivate_recursive;	1766	$self->deactivate_recursive;
1596		1767
1597	return if $self->map == $LINK_MAP;	1768	return if UNIVERSAL::isa $self->map, "ext::map_link";
1598		1769
1599	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1600	if $self->map;	1771	if $self->map;
1601		1772
1602	$self->enter_map ($LINK_MAP, 20, 20);	1773	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1603	}	1774	}
1604		1775
1605	sub cf::object::player::leave_link {	1776	sub cf::object::player::leave_link {
1606	my ($self, $map, $x, $y) = @_;	1777	my ($self, $map, $x, $y) = @_;
1607		1778
…		…
1625	# use -1 or undef as default coordinates, not 0, 0	1796	# use -1 or undef as default coordinates, not 0, 0
1626	($x, $y) = ($map->enter_x, $map->enter_y)	1797	($x, $y) = ($map->enter_x, $map->enter_y)
1627	if $x <=0 && $y <= 0;	1798	if $x <=0 && $y <= 0;
1628		1799
1629	$map->load;	1800	$map->load;
		1801	$map->load_diag;
1630		1802
1631	return unless $self->contr->active;	1803	return unless $self->contr->active;
1632	$self->activate_recursive;	1804	$self->activate_recursive;
1633	$self->enter_map ($map, $x, $y);	1805	$self->enter_map ($map, $x, $y);
1634	}	1806	}
…		…
1673	my ($self, $path, $x, $y) = @_;	1845	my ($self, $path, $x, $y) = @_;
1674		1846
1675	$self->enter_link;	1847	$self->enter_link;
1676		1848
1677	(async {	1849	(async {
1678	$path = new cf::path $path;	1850	my $map = eval {
1679
1680	my $map = cf::map::find $path->as_string;	1851	my $map = cf::map::find $path;
1681	$map = $map->customise_for ($self) if $map;	1852	$map = $map->customise_for ($self) if $map;
1682		1853	$map
1683	# warn "entering ", $map->path, " at ($x, $y)\n"	1854	} or
1684	# if $map;
1685
1686	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1855	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1687		1856
1688	$self->leave_link ($map, $x, $y);	1857	$self->leave_link ($map, $x, $y);
1689	})->prio (1);	1858	})->prio (1);
1690	}	1859	}
1691		1860
…		…
1695		1864
1696	sub parse_random_map_params {	1865	sub parse_random_map_params {
1697	my ($spec) = @_;	1866	my ($spec) = @_;
1698		1867
1699	my $rmp = { # defaults	1868	my $rmp = { # defaults
1700	xsize => 10,	1869	xsize => (cf::rndm 15, 40),
1701	ysize => 10,	1870	ysize => (cf::rndm 15, 40),
		1871	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1872	#layout => string,
1702	};	1873	};
1703		1874
1704	for (split /\n/, $spec) {	1875	for (split /\n/, $spec) {
1705	my ($k, $v) = split /\s+/, $_, 2;	1876	my ($k, $v) = split /\s+/, $_, 2;
1706		1877
…		…
1710	$rmp	1881	$rmp
1711	}	1882	}
1712		1883
1713	sub prepare_random_map {	1884	sub prepare_random_map {
1714	my ($exit) = @_;	1885	my ($exit) = @_;
		1886
		1887	my $guard = cf::lock_acquire "exit_prepare:$exit";
1715		1888
1716	# all this does is basically replace the /! path by	1889	# all this does is basically replace the /! path by
1717	# a new random map path (?random/...) with a seed	1890	# a new random map path (?random/...) with a seed
1718	# that depends on the exit object	1891	# that depends on the exit object
1719		1892
1720	my $rmp = parse_random_map_params $exit->msg;	1893	my $rmp = parse_random_map_params $exit->msg;
1721		1894
1722	if ($exit->map) {	1895	if ($exit->map) {
1723	$rmp->{region} = $exit->map->region_name;	1896	$rmp->{region} = $exit->region->name;
1724	$rmp->{origin_map} = $exit->map->path;	1897	$rmp->{origin_map} = $exit->map->path;
1725	$rmp->{origin_x} = $exit->x;	1898	$rmp->{origin_x} = $exit->x;
1726	$rmp->{origin_y} = $exit->y;	1899	$rmp->{origin_y} = $exit->y;
1727	}	1900	}
1728		1901
1729	$rmp->{random_seed} ||= $exit->random_seed;	1902	$rmp->{random_seed} ||= $exit->random_seed;
1730		1903
1731	my $data = cf::to_json $rmp;	1904	my $data = cf::to_json $rmp;
1732	my $md5 = Digest::MD5::md5_hex $data;	1905	my $md5 = Digest::MD5::md5_hex $data;
		1906	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1733		1907
1734	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) {
1735	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;
1736		1912
1737	$exit->slaying ("?random/$md5");	1913	$exit->slaying ("?random/$md5");
1738	$exit->msg (undef);	1914	$exit->msg (undef);
1739	}	1915	}
1740	}	1916	}
1741		1917
1742	sub cf::object::player::enter_exit {	1918	sub cf::object::player::enter_exit {
1743	my ($self, $exit) = @_;	1919	my ($self, $exit) = @_;
1744		1920
1745	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;
1746		1931
1747	$self->enter_link;	1932	$self->enter_link;
1748		1933
1749	(async {	1934	(async {
1750	$self->deactivate_recursive; # just to be sure	1935	$self->deactivate_recursive; # just to be sure
1751	unless (eval {	1936	unless (eval {
1752	prepare_random_map $exit	1937	$self->goto ($slaying, $hp, $sp);
1753	if $exit->slaying eq "/!";
1754
1755	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1756	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1757		1938
1758	1;	1939	1;
1759	}) {	1940	}) {
1760	$self->message ("Something went wrong deep within the crossfire server. "	1941	$self->message ("Something went wrong deep within the crossfire server. "
1761	. "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. "
1762	. "Please report this to the dungeon master",	1943	. "Please report this to the dungeon master!",
1763	cf::NDI_UNIQUE | cf::NDI_RED);	1944	cf::NDI_UNIQUE | cf::NDI_RED);
1764		1945
1765	warn "ERROR in enter_exit: $@";	1946	warn "ERROR in enter_exit: $@";
1766	$self->leave_link;	1947	$self->leave_link;
1767	}	1948	}
…		…
2050	sub db_sync() {	2231	sub db_sync() {
2051	db_save if $dirty;	2232	db_save if $dirty;
2052	undef $dirty;	2233	undef $dirty;
2053	}	2234	}
2054		2235
2055	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2236	my $idle = Event->idle (
2056	db_sync;	2237	reentrant => 0,
		2238	min => 10,
		2239	max => 20,
		2240	repeat => 0,
		2241	data => WF_AUTOCANCEL,
		2242	cb => \&db_sync,
2057	});	2243	);
2058		2244
2059	sub db_dirty() {	2245	sub db_dirty() {
2060	$dirty = 1;	2246	$dirty = 1;
2061	$idle->start;	2247	$idle->start;
2062	}	2248	}
…		…
2110		2296
2111	sub main {	2297	sub main {
2112	# we must not ever block the main coroutine	2298	# we must not ever block the main coroutine
2113	local $Coro::idle = sub {	2299	local $Coro::idle = sub {
2114	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2300	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2301	(async {
2115	async { Event::one_event };	2302	Event::one_event;
		2303	})->prio (Coro::PRIO_MAX);
2116	};	2304	};
2117		2305
2118	cfg_load;	2306	cfg_load;
2119	db_load;	2307	db_load;
2120	load_extensions;	2308	load_extensions;
		2309
		2310	$TICK_WATCHER->start;
2121	Event::loop;	2311	Event::loop;
2122	}	2312	}
2123		2313
2124	#############################################################################	2314	#############################################################################
2125	# initialisation	2315	# initialisation and cleanup
		2316
		2317	# install some emergency cleanup handlers
		2318	BEGIN {
		2319	for my $signal (qw(INT HUP TERM)) {
		2320	Event->signal (
		2321	reentrant => 0,
		2322	data => WF_AUTOCANCEL,
		2323	signal => $signal,
		2324	prio => 0,
		2325	cb => sub {
		2326	cf::cleanup "SIG$signal";
		2327	},
		2328	);
		2329	}
		2330	}
		2331
		2332	sub emergency_save() {
		2333	my $freeze_guard = cf::freeze_mainloop;
		2334
		2335	warn "enter emergency perl save\n";
		2336
		2337	cf::sync_job {
		2338	# use a peculiar iteration method to avoid tripping on perl
		2339	# refcount bugs in for. also avoids problems with players
		2340	# and maps saved/destroyed asynchronously.
		2341	warn "begin emergency player save\n";
		2342	for my $login (keys %cf::PLAYER) {
		2343	my $pl = $cf::PLAYER{$login} or next;
		2344	$pl->valid or next;
		2345	$pl->save;
		2346	}
		2347	warn "end emergency player save\n";
		2348
		2349	warn "begin emergency map save\n";
		2350	for my $path (keys %cf::MAP) {
		2351	my $map = $cf::MAP{$path} or next;
		2352	$map->valid or next;
		2353	$map->save;
		2354	}
		2355	warn "end emergency map save\n";
		2356	};
		2357
		2358	warn "leave emergency perl save\n";
		2359	}
2126		2360
2127	sub reload() {	2361	sub reload() {
2128	# can/must only be called in main	2362	# can/must only be called in main
2129	if ($Coro::current != $Coro::main) {	2363	if ($Coro::current != $Coro::main) {
2130	warn "can only reload from main coroutine\n";	2364	warn "can only reload from main coroutine";
2131	return;	2365	return;
2132	}	2366	}
2133		2367
2134	warn "reloading...";	2368	warn "reloading...";
2135		2369
2136	my $guard = freeze_mainloop;	2370	warn "cancelling server ticker";
		2371	$TICK_WATCHER->cancel;
		2372
2137	cf::emergency_save;	2373	cf::emergency_save;
2138		2374
2139	eval {	2375	eval {
2140	# if anything goes wrong in here, we should simply crash as we already saved	2376	# if anything goes wrong in here, we should simply crash as we already saved
2141		2377
2142	# cancel all watchers	2378	warn "syncing database to disk";
		2379	cf::db_sync;
		2380
		2381	warn "cancelling all WF_AUTOCANCEL watchers";
2143	for (Event::all_watchers) {	2382	for (Event::all_watchers) {
2144	$_->cancel if $_->data & WF_AUTOCANCEL;	2383	$_->cancel if $_->data & WF_AUTOCANCEL;
2145	}	2384	}
2146		2385
		2386	warn "flushing outstanding aio requests";
		2387	for (;;) {
		2388	IO::AIO::flush;
		2389	Coro::cede;
		2390	last unless IO::AIO::nreqs;
		2391	warn "iterate...";
		2392	}
		2393
2147	# cancel all extension coros	2394	warn "cancelling all extension coros";
2148	$_->cancel for values %EXT_CORO;	2395	$_->cancel for values %EXT_CORO;
2149	%EXT_CORO = ();	2396	%EXT_CORO = ();
2150		2397
2151	# unload all extensions	2398	warn "removing commands";
2152	for (@exts) {	2399	%COMMAND = ();
		2400
		2401	warn "removing ext commands";
		2402	%EXTCMD = ();
		2403
		2404	warn "unloading/nuking all extensions";
		2405	for my $pkg (@EXTS) {
2153	warn "unloading <$_>";	2406	warn "... unloading $pkg";
2154	unload_extension $_;	2407
		2408	if (my $cb = $pkg->can ("unload")) {
		2409	eval {
		2410	$cb->($pkg);
		2411	1
		2412	} or warn "$pkg unloaded, but with errors: $@";
2155	}	2413	}
2156		2414
		2415	warn "... nuking $pkg";
		2416	Symbol::delete_package $pkg;
		2417	}
		2418
2157	# unload all modules loaded from $LIBDIR	2419	warn "unloading all perl modules loaded from $LIBDIR";
2158	while (my ($k, $v) = each %INC) {	2420	while (my ($k, $v) = each %INC) {
2159	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2421	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2160		2422
2161	warn "removing <$k>";	2423	warn "... unloading $k";
2162	delete $INC{$k};	2424	delete $INC{$k};
2163		2425
2164	$k =~ s/\.pm$//;	2426	$k =~ s/\.pm$//;
2165	$k =~ s/\//::/g;	2427	$k =~ s/\//::/g;
2166		2428
…		…
2169	}	2431	}
2170		2432
2171	Symbol::delete_package $k;	2433	Symbol::delete_package $k;
2172	}	2434	}
2173		2435
2174	# sync database to disk
2175	cf::db_sync;
2176	IO::AIO::flush;
2177
2178	# get rid of safe::, as good as possible	2436	warn "getting rid of safe::, as good as possible";
2179	Symbol::delete_package "safe::$_"	2437	Symbol::delete_package "safe::$_"
2180	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2438	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2181		2439
2182	# remove register_script_function callbacks
2183	# TODO
2184
2185	# unload cf.pm "a bit"	2440	warn "unloading cf.pm \"a bit\"";
2186	delete $INC{"cf.pm"};	2441	delete $INC{"cf.pm"};
2187		2442
2188	# don't, removes xs symbols, too,	2443	# don't, removes xs symbols, too,
2189	# and global variables created in xs	2444	# and global variables created in xs
2190	#Symbol::delete_package __PACKAGE__;	2445	#Symbol::delete_package __PACKAGE__;
2191		2446
2192	# reload cf.pm	2447	warn "unload completed, starting to reload now";
		2448
2193	warn "reloading cf.pm";	2449	warn "reloading cf.pm";
2194	require cf;	2450	require cf;
2195	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2451	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2196		2452
2197	# load config and database again	2453	warn "loading config and database again";
2198	cf::cfg_load;	2454	cf::cfg_load;
2199	cf::db_load;	2455	cf::db_load;
2200		2456
2201	# load extensions
2202	warn "load extensions";	2457	warn "loading extensions";
2203	cf::load_extensions;	2458	cf::load_extensions;
2204		2459
2205	# reattach attachments to objects	2460	warn "reattaching attachments to objects/players";
2206	warn "reattach";
2207	_global_reattach;	2461	_global_reattach;
		2462	warn "reattaching attachments to maps";
2208	reattach $_ for values %MAP;	2463	reattach $_ for values %MAP;
		2464
		2465	warn "restarting server ticker";
		2466
		2467	$TICK_WATCHER->start;
2209	};	2468	};
2210		2469
2211	if ($@) {	2470	if ($@) {
2212	warn $@;	2471	warn $@;
2213	warn "error while reloading, exiting.";	2472	warn "error while reloading, exiting.";
2214	exit 1;	2473	exit 1;
2215	}	2474	}
2216		2475
2217	warn "reloaded successfully";	2476	warn "reloaded";
2218	};	2477	};
2219		2478
2220	#############################################################################	2479	our $RELOAD_WATCHER; # used only during reload
2221
2222	unless ($LINK_MAP) {
2223	$LINK_MAP = cf::map::new;
2224
2225	$LINK_MAP->width (41);
2226	$LINK_MAP->height (41);
2227	$LINK_MAP->alloc;
2228	$LINK_MAP->path ("{link}");
2229	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2230	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2231
2232	# dirty hack because... archetypes are not yet loaded
2233	Event->timer (
2234	after => 10,
2235	cb => sub {
2236	$_[0]->w->cancel;
2237
2238	# provide some exits "home"
2239	my $exit = cf::object::new "exit";
2240
2241	$exit->slaying ($EMERGENCY_POSITION->[0]);
2242	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2243	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2244
2245	$LINK_MAP->insert ($exit->clone, 19, 19);
2246	$LINK_MAP->insert ($exit->clone, 19, 20);
2247	$LINK_MAP->insert ($exit->clone, 19, 21);
2248	$LINK_MAP->insert ($exit->clone, 20, 19);
2249	$LINK_MAP->insert ($exit->clone, 20, 21);
2250	$LINK_MAP->insert ($exit->clone, 21, 19);
2251	$LINK_MAP->insert ($exit->clone, 21, 20);
2252	$LINK_MAP->insert ($exit->clone, 21, 21);
2253
2254	$exit->destroy;
2255	});
2256
2257	$LINK_MAP->{deny_save} = 1;
2258	$LINK_MAP->{deny_reset} = 1;
2259
2260	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2261	}
2262
2263	register "<global>", __PACKAGE__;
2264		2480
2265	register_command "reload" => sub {	2481	register_command "reload" => sub {
2266	my ($who, $arg) = @_;	2482	my ($who, $arg) = @_;
2267		2483
2268	if ($who->flag (FLAG_WIZ)) {	2484	if ($who->flag (FLAG_WIZ)) {
2269	$who->message ("start of reload.");	2485	$who->message ("reloading server.");
		2486
		2487	# doing reload synchronously and two reloads happen back-to-back,
		2488	# coro crashes during coro_state_free->destroy here.
		2489
		2490	$RELOAD_WATCHER ||= Event->timer (
		2491	reentrant => 0,
		2492	after => 0,
		2493	data => WF_AUTOCANCEL,
		2494	cb => sub {
2270	reload;	2495	reload;
2271	$who->message ("end of reload.");	2496	undef $RELOAD_WATCHER;
		2497	},
		2498	);
2272	}	2499	}
2273	};	2500	};
2274		2501
2275	unshift @INC, $LIBDIR;	2502	unshift @INC, $LIBDIR;
		2503
		2504	my $bug_warning = 0;
2276		2505
2277	$TICK_WATCHER = Event->timer (	2506	$TICK_WATCHER = Event->timer (
2278	reentrant => 0,	2507	reentrant => 0,
		2508	parked => 1,
2279	prio => 0,	2509	prio => 0,
2280	at => $NEXT_TICK || $TICK,	2510	at => $NEXT_TICK || $TICK,
2281	data => WF_AUTOCANCEL,	2511	data => WF_AUTOCANCEL,
2282	cb => sub {	2512	cb => sub {
		2513	if ($Coro::current != $Coro::main) {
		2514	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2515	unless ++$bug_warning > 10;
		2516	return;
		2517	}
		2518
		2519	$NOW = Event::time;
		2520
2283	cf::server_tick; # one server iteration	2521	cf::server_tick; # one server iteration
2284	$RUNTIME += $TICK;	2522	$RUNTIME += $TICK;
2285	$NEXT_TICK += $TICK;	2523	$NEXT_TICK += $TICK;
		2524
		2525	$WAIT_FOR_TICK->broadcast;
		2526	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2527
		2528	Event::sweep;
		2529	Coro::cede_notself;
		2530
		2531	# my $AFTER = Event::time;
		2532	# warn $AFTER - $NOW;#d#
2286		2533
2287	# 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
2288	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2535	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2289		2536
2290	$TICK_WATCHER->at ($NEXT_TICK);	2537	$TICK_WATCHER->at ($NEXT_TICK);
2291	$TICK_WATCHER->start;	2538	$TICK_WATCHER->start;
2292	},	2539	},
2293	);	2540	);
2294		2541
2295	IO::AIO::max_poll_time $TICK * 0.2;	2542	IO::AIO::max_poll_time $TICK * 0.1;
2296		2543
2297	Event->io (	2544	undef $Coro::AIO::WATCHER;
		2545	$AIO_POLL_WATCHER = Event->io (
		2546	reentrant => 0,
2298	fd => IO::AIO::poll_fileno,	2547	fd => IO::AIO::poll_fileno,
2299	poll => 'r',	2548	poll => 'r',
2300	prio => 5,	2549	prio => 6,
2301	data => WF_AUTOCANCEL,	2550	data => WF_AUTOCANCEL,
2302	cb => \&IO::AIO::poll_cb,	2551	cb => \&IO::AIO::poll_cb,
2303	);	2552	);
2304		2553
2305	Event->timer (	2554	$WRITE_RUNTIME_WATCHER = Event->timer (
		2555	reentrant => 0,
2306	data => WF_AUTOCANCEL,	2556	data => WF_AUTOCANCEL,
2307	after => 0,	2557	after => 1,
2308	interval => 10,	2558	interval => 10,
2309	cb => sub {	2559	prio => 6, # keep it lowest so it acts like a watchdog
2310	(Coro::unblock_sub {	2560	cb => Coro::unblock_sub {
2311	write_runtime	2561	write_runtime
2312	or warn "ERROR: unable to write runtime file: $!";	2562	or warn "ERROR: unable to write runtime file: $!";
2313	})->();
2314	},	2563	},
2315	);	2564	);
2316		2565
2317	END { cf::emergency_save }	2566	END { cf::emergency_save }
2318		2567

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