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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.139 by root, Fri Jan 5 19:12:03 2007 UTC vs.
Revision 1.178 by root, Thu Jan 18 00:06:55 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 3.4 ();
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 2.31 ();	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
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	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
56		69
57	binmode STDOUT;	70	binmode STDOUT;
58	binmode STDERR;	71	binmode STDERR;
59		72
60	# read virtual server time, if available	73	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
72		85
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
76		87
77	#############################################################################	88	#############################################################################
78		89
79	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
104		115
105	=item %cf::CFG	116	=item %cf::CFG
106		117
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
109		127
110	=back	128	=back
111		129
112	=cut	130	=cut
113		131
…		…
117	utf8::encode $msg;	135	utf8::encode $msg;
118		136
119	$msg .= "\n"	137	$msg .= "\n"
120	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
121		139
122	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
123	};	141	};
124	}	142	}
125		143
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		163
146	$Event::DIED = sub {	164	$Event::DIED = sub {
147	warn "error in event callback: @_";	165	warn "error in event callback: @_";
148	};	166	};
149		167
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
155		169
156	=over 4	170	=over 4
157		171
		172	=item dumpval $ref
		173
158	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} || "[unable to dump $_[0]: '$@']";
		193	}
159		194
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		196
162	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
163		198
…		…
224	}	259	}
225		260
226	sub freeze_mainloop {	261	sub freeze_mainloop {
227	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
228		263
229	my $guard = Coro::guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
230	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
231	$guard	270	$guard
232	}	271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
233		282
234	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
235		284
236	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
237	always able to handle events or runnable, as crossfire+ is only partly	286	always able to handle events or runnable, as crossfire+ is only partly
…		…
256	my $freeze_guard = freeze_mainloop;	305	my $freeze_guard = freeze_mainloop;
257		306
258	my $busy = 1;	307	my $busy = 1;
259	my @res;	308	my @res;
260		309
261	(Coro::async_pool {	310	(async {
262	@res = eval { $job->() };	311	@res = eval { $job->() };
263	warn $@ if $@;	312	warn $@ if $@;
264	undef $busy;	313	undef $busy;
265	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
266		315
267	while ($busy) {	316	while ($busy) {
268	unless (Coro::cede) {	317	Coro::cede or Event::one_event;
269	Coro::nready ? Event::one_event 0 : Event::one_event;
270	Coro::cede_notself unless Coro::cede;
271	}
272	}	318	}
273		319
274	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
275	} else {	321	} else {
276	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
277		323
278	$job->()	324	$job->()
279	}	325	}
280	}	326	}
281		327
282	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
283		329
284	Creates (and readies) and returns a new coro. This coro is automcatially	330	Like async, but this coro is automatically being canceled when the
285	being canceled when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
286		332
287	=cut	333	=cut
288		334
289	sub coro(&) {	335	sub async_ext(&) {
290	my $cb = shift;	336	my $cb = shift;
291		337
292	my $coro = &Coro::async_pool ($cb);	338	my $coro = &Coro::async ($cb);
293		339
294	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
295	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
296	});	342	});
297	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
322	}	368	}
323		369
324	=back	370	=back
325		371
326	=cut	372	=cut
327
328	#############################################################################
329
330	package cf::path;
331
332	sub new {
333	my ($class, $path, $base) = @_;
334
335	$path = $path->as_string if ref $path;
336
337	my $self = bless { }, $class;
338
339	# {... are special paths that are not touched
340	# ?xxx/... are special absolute paths
341	# ?random/... random maps
342	# /! non-realised random map exit
343	# /... normal maps
344	# ~/... per-player maps without a specific player (DO NOT USE)
345	# ~user/... per-player map of a specific user
346
347	if ($path =~ /^{/) {
348	# fine as it is
349	} elsif ($path =~ s{^\?random/}{}) {
350	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
351	$self->{random} = cf::from_json $data;
352	} else {
353	if ($path =~ s{^~([^/]+)?}{}) {
354	$self->{user_rel} = 1;
355
356	if (defined $1) {
357	$self->{user} = $1;
358	} elsif ($base =~ m{^~([^/]+)/}) {
359	$self->{user} = $1;
360	} else {
361	warn "cannot resolve user-relative path without user <$path,$base>\n";
362	}
363	} elsif ($path =~ /^\//) {
364	# already absolute
365	} else {
366	$base =~ s{[^/]+/?$}{};
367	return $class->new ("$base/$path");
368	}
369
370	for ($path) {
371	redo if s{/\.?/}{/};
372	redo if s{/[^/]+/\.\./}{/};
373	}
374	}
375
376	$self->{path} = $path;
377
378	$self
379	}
380
381	# the name / primary key / in-game path
382	sub as_string {
383	my ($self) = @_;
384
385	$self->{user_rel} ? "~$self->{user}$self->{path}"
386	: $self->{random} ? "?random/$self->{path}"
387	: $self->{path}
388	}
389
390	# the displayed name, this is a one way mapping
391	sub visible_name {
392	my ($self) = @_;
393
394	# if (my $rmp = $self->{random}) {
395	# # todo: be more intelligent about this
396	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
397	# } else {
398	$self->as_string
399	# }
400	}
401
402	# escape the /'s in the path
403	sub _escaped_path {
404	# ∕ is U+2215
405	(my $path = $_[0]{path}) =~ s/\//∕/g;
406	$path
407	}
408
409	# the original (read-only) location
410	sub load_path {
411	my ($self) = @_;
412
413	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
414	}
415
416	# the temporary/swap location
417	sub save_path {
418	my ($self) = @_;
419
420	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
421	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
422	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
423	}
424
425	# the unique path, might be eq to save_path
426	sub uniq_path {
427	my ($self) = @_;
428
429	$self->{user_rel} || $self->{random}
430	? undef
431	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
432	}
433
434	# return random map parameters, or undef
435	sub random_map_params {
436	my ($self) = @_;
437
438	$self->{random}
439	}
440
441	# this is somewhat ugly, but style maps do need special treatment
442	sub is_style_map {
443	$_[0]{path} =~ m{^/styles/}
444	}
445
446	package cf;
447		373
448	#############################################################################	374	#############################################################################
449		375
450	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
451		377
…		…
577	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
578	our @CB_MAP = ();	504	our @CB_MAP = ();
579		505
580	my %attachment;	506	my %attachment;
581		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
582	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
583	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
584		516
585	use sort 'stable';	517	use sort 'stable';
586		518
…		…
757	# object support	689	# object support
758		690
759	sub reattach {	691	sub reattach {
760	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
761	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
762		696
763	my $registry = $obj->registry;	697	my $registry = $obj->registry;
764		698
765	@$registry = ();	699	@$registry = ();
766		700
…		…
898	=cut	832	=cut
899		833
900	sub register_extcmd {	834	sub register_extcmd {
901	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
902		836
903	my $caller = caller;
904	#warn "registering extcmd '$name' to '$caller'";
905
906	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
907	}	838	}
908		839
909	cf::player->attach (	840	cf::player->attach (
910	on_command => sub {	841	on_command => sub {
911	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
924		855
925	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
926		857
927	if (ref $msg) {	858	if (ref $msg) {
928	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
929	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
930	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
931	}	862	}
932	}	863	}
933	} else {	864	} else {
934	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
936		867
937	cf::override;	868	cf::override;
938	},	869	},
939	);	870	);
940		871
941	sub register {
942	my ($base, $pkg) = @_;
943
944	#TODO
945	}
946
947	sub load_extension {	872	sub load_extension {
948	my ($path) = @_;	873	my ($path) = @_;
949		874
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;	876	my $base = $1;
952	my $pkg = $1;	877	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
955		880
956	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
957		882
958	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
959	or die "$path: $!";	884	or die "$path: $!";
960		885
961	my $source =	886	my $source =
962	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
965	. "\n};\n1";	890	. "\n};\n1";
966		891
967	eval $source	892	unless (eval $source) {
968	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";	894	: "extension disabled.\n";
970		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
971	push @exts, $pkg;	896	warn $@;
972	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
973		898	exit 1;
974	# no strict 'refs';	899	}
975	# @{"$pkg\::ISA"} = ext::;	900	die $@;
976
977	register $base, $pkg;
978	}
979
980	sub unload_extension {
981	my ($pkg) = @_;
982
983	warn "removing extension $pkg\n";
984
985	# remove hooks
986	#TODO
987	# for my $idx (0 .. $#PLUGIN_EVENT) {
988	# delete $hook[$idx]{$pkg};
989	# }	901	}
990		902
991	# remove commands	903	push @EXTS, $pkg;
992	for my $name (keys %COMMAND) {
993	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
994
995	if (@cb) {
996	$COMMAND{$name} = \@cb;
997	} else {
998	delete $COMMAND{$name};
999	}
1000	}
1001
1002	# remove extcmds
1003	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1004	delete $EXTCMD{$name};
1005	}
1006
1007	if (my $cb = $pkg->can ("unload")) {
1008	eval {
1009	$cb->($pkg);
1010	1
1011	} or warn "$pkg unloaded, but with errors: $@";
1012	}
1013
1014	Symbol::delete_package $pkg;
1015	}	904	}
1016		905
1017	sub load_extensions {	906	sub load_extensions {
1018	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1019	next unless -r $ext;	908	next unless -r $ext;
…		…
1023	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1024	}	913	}
1025	}	914	}
1026		915
1027	#############################################################################	916	#############################################################################
1028	# load/save/clean perl data associated with a map
1029
1030	*cf::mapsupport::on_clean = sub {
1031	my ($map) = @_;
1032
1033	my $path = $map->tmpname;
1034	defined $path or return;
1035
1036	unlink "$path.pst";
1037	};
1038
1039	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1040
1041	#############################################################################
1042	# load/save perl data associated with player->ob objects
1043
1044	sub all_objects(@) {
1045	@_, map all_objects ($_->inv), @_
1046	}
1047
1048	# TODO: compatibility cruft, remove when no longer needed
1049	cf::player->attach (
1050	on_load => sub {
1051	my ($pl, $path) = @_;
1052
1053	for my $o (all_objects $pl->ob) {
1054	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1055	$o->set_ob_key_value ("_perl_data");
1056
1057	%$o = %{ Storable::thaw pack "H*", $value };
1058	}
1059	}
1060	},
1061	);
1062
1063	#############################################################################
1064		917
1065	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1066		919
1067	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1068		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1069	=head3 cf::player	928	=head3 cf::player
1070		929
1071	=over 4	930	=over 4
1072		931
1073	=item cf::player::exists $login	932	=item cf::player::find $login
1074		933
1075	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1076		935
1077	=cut	936	=cut
1078		937
1079	sub cf::player::exists($) {	938	sub playerdir($) {
1080	cf::player::find $_[0]	939	cf::localdir
1081	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	940	. "/"
		941	. cf::playerdir
		942	. "/"
		943	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		944	}
		945
		946	sub path($) {
		947	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		948
		949	(playerdir $login) . "/$login.pl"
		950	}
		951
		952	sub find_active($) {
		953	$cf::PLAYER{$_[0]}
		954	and $cf::PLAYER{$_[0]}->active
		955	and $cf::PLAYER{$_[0]}
		956	}
		957
		958	sub exists($) {
		959	my ($login) = @_;
		960
		961	$cf::PLAYER{$login}
		962	or cf::sync_job { !aio_stat $login }
		963	}
		964
		965	sub find($) {
		966	return $cf::PLAYER{$_[0]} || do {
		967	my $login = $_[0];
		968
		969	my $guard = cf::lock_acquire "user_find:$login";
		970
		971	$cf::PLAYER{$_[0]} || do {
		972	my $pl = load_pl path $login
		973	or return;
		974	$cf::PLAYER{$login} = $pl
		975	}
		976	}
		977	}
		978
		979	sub save($) {
		980	my ($pl) = @_;
		981
		982	return if $pl->{deny_save};
		983
		984	my $path = path $pl;
		985	my $guard = cf::lock_acquire "user_save:$path";
		986
		987	return if $pl->{deny_save};
		988
		989	aio_mkdir playerdir $pl, 0770;
		990	$pl->{last_save} = $cf::RUNTIME;
		991
		992	$pl->save_pl ($path);
		993	Coro::cede;
		994	}
		995
		996	sub new($) {
		997	my ($login) = @_;
		998
		999	my $self = create;
		1000
		1001	$self->ob->name ($login);
		1002	$self->{deny_save} = 1;
		1003
		1004	$cf::PLAYER{$login} = $self;
		1005
		1006	$self
		1007	}
		1008
		1009	=item $pl->quit_character
		1010
		1011	Nukes the player without looking back. If logged in, the connection will
		1012	be destroyed. May block for a long time.
		1013
		1014	=cut
		1015
		1016	sub quit_character {
		1017	my ($pl) = @_;
		1018
		1019	$pl->{deny_save} = 1;
		1020	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1021
		1022	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1023	$pl->deactivate;
		1024	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1025	$pl->ns->destroy if $pl->ns;
		1026
		1027	my $path = playerdir $pl;
		1028	my $temp = "$path~$cf::RUNTIME~deleting~";
		1029	aio_rename $path, $temp;
		1030	delete $cf::PLAYER{$pl->ob->name};
		1031	$pl->destroy;
		1032	IO::AIO::aio_rmtree $temp;
		1033	}
		1034
		1035	=item cf::player::list_logins
		1036
		1037	Returns am arrayref of all valid playernames in the system, can take a
		1038	while and may block, so not sync_job-capable, ever.
		1039
		1040	=cut
		1041
		1042	sub list_logins {
		1043	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1044	or return [];
		1045
		1046	my @logins;
		1047
		1048	for my $login (@$dirs) {
		1049	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1050	aio_read $fh, 0, 512, my $buf, 0 or next;
		1051	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1052
		1053	utf8::decode $login;
		1054	push @logins, $login;
		1055	}
		1056
		1057	\@logins
		1058	}
		1059
		1060	=item $player->maps
		1061
		1062	Returns an arrayref of map paths that are private for this
		1063	player. May block.
		1064
		1065	=cut
		1066
		1067	sub maps($) {
		1068	my ($pl) = @_;
		1069
		1070	my $files = aio_readdir playerdir $pl
		1071	or return;
		1072
		1073	my @paths;
		1074
		1075	for (@$files) {
		1076	utf8::decode $_;
		1077	next if /\.(?:pl|pst)$/;
		1078	next unless /^$PATH_SEP/o;
		1079
		1080	s/\.map$//;
		1081	push @paths, "~" . $pl->ob->name . "/" . $_;
		1082	}
		1083
		1084	\@paths
1082	}	1085	}
1083		1086
1084	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1085		1088
1086	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1087		1090
1088	=cut	1091	=cut
1089		1092
1090	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1091	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1092		1095
1093	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1094		1097
1095	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1096	}	1099	}
		1100
		1101	package cf;
1097		1102
1098	=back	1103	=back
1099		1104
1100		1105
1101	=head3 cf::map	1106	=head3 cf::map
…		…
1107	package cf::map;	1112	package cf::map;
1108		1113
1109	use Fcntl;	1114	use Fcntl;
1110	use Coro::AIO;	1115	use Coro::AIO;
1111		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1112	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1113	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1114		1123
1115	sub generate_random_map {	1124	sub generate_random_map {
1116	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1117
1118	# mit "rum" bekleckern, nicht	1126	# mit "rum" bekleckern, nicht
1119	cf::map::_create_random_map	1127	$self->_create_random_map (
1120	$path,
1121	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1122	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1123	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1124	$rmp->{exit_on_final_map},	1131	$rmp->{exit_on_final_map},
1125	$rmp->{xsize}, $rmp->{ysize},	1132	$rmp->{xsize}, $rmp->{ysize},
1126	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1127	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1128	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1129	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1130	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1131	(cf::region::find $rmp->{region})	1138	(cf::region::find $rmp->{region}), $rmp->{custom}
		1139	)
		1140	}
		1141
		1142	sub register {
		1143	my (undef, $regex) = @_;
		1144	my $pkg = caller;
		1145
		1146	no strict;
		1147	push @{"$pkg\::ISA"}, __PACKAGE__;
		1148
		1149	$EXT_MAP{$pkg} = qr<$regex>;
		1150	}
		1151
		1152	# also paths starting with '/'
		1153	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1154
		1155	sub thawer_merge {
		1156	my ($self, $merge) = @_;
		1157
		1158	# we have to keep some variables in memory intact
		1159	local $self->{path};
		1160	local $self->{load_path};
		1161	local $self->{deny_save};
		1162	local $self->{deny_reset};
		1163
		1164	$self->SUPER::thawer_merge ($merge);
		1165	}
		1166
		1167	sub normalise {
		1168	my ($path, $base) = @_;
		1169
		1170	# map plan:
		1171	#
		1172	# /! non-realised random map exit (special hack!)
		1173	# {... are special paths that are not being touched
		1174	# ?xxx/... are special absolute paths
		1175	# ?random/... random maps
		1176	# /... normal maps
		1177	# ~user/... per-player map of a specific user
		1178
		1179	$path =~ s/$PATH_SEP/\//go;
		1180
		1181	# treat it as relative path if it starts with
		1182	# something that looks reasonable
		1183	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1184	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1185
		1186	$base =~ s{[^/]+/?$}{};
		1187	$path = "$base/$path";
		1188	}
		1189
		1190	for ($path) {
		1191	redo if s{//}{/};
		1192	redo if s{/\.?/}{/};
		1193	redo if s{/[^/]+/\.\./}{/};
		1194	}
		1195
		1196	$path
		1197	}
		1198
		1199	sub new_from_path {
		1200	my (undef, $path, $base) = @_;
		1201
		1202	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1203
		1204	$path = normalise $path, $base;
		1205
		1206	for my $pkg (keys %EXT_MAP) {
		1207	if ($path =~ $EXT_MAP{$pkg}) {
		1208	my $self = bless cf::map::new, $pkg;
		1209	$self->{path} = $path; $self->path ($path);
		1210	$self->init; # pass $1 etc.
		1211	return $self;
		1212	}
		1213	}
		1214
		1215	Carp::carp "unable to resolve path '$path'.";
		1216	()
		1217	}
		1218
		1219	sub init {
		1220	my ($self) = @_;
		1221
		1222	$self
		1223	}
		1224
		1225	sub as_string {
		1226	my ($self) = @_;
		1227
		1228	"$self->{path}"
		1229	}
		1230
		1231	# the displayed name, this is a one way mapping
		1232	sub visible_name {
		1233	&as_string
		1234	}
		1235
		1236	# the original (read-only) location
		1237	sub load_path {
		1238	my ($self) = @_;
		1239
		1240	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1241	}
		1242
		1243	# the temporary/swap location
		1244	sub save_path {
		1245	my ($self) = @_;
		1246
		1247	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1248	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1249	}
		1250
		1251	# the unique path, undef == no special unique path
		1252	sub uniq_path {
		1253	my ($self) = @_;
		1254
		1255	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1256	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1132	}	1257	}
1133		1258
1134	# and all this just because we cannot iterate over	1259	# and all this just because we cannot iterate over
1135	# all maps in C++...	1260	# all maps in C++...
1136	sub change_all_map_light {	1261	sub change_all_map_light {
…		…
1138		1263
1139	$_->change_map_light ($change)	1264	$_->change_map_light ($change)
1140	for grep $_->outdoor, values %cf::MAP;	1265	for grep $_->outdoor, values %cf::MAP;
1141	}	1266	}
1142		1267
		1268	sub unlink_save {
		1269	my ($self) = @_;
		1270
		1271	utf8::encode (my $save = $self->save_path);
		1272	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1274	}
		1275
1143	sub try_load_header($) {	1276	sub load_header_from($) {
1144	my ($path) = @_;	1277	my ($self, $path) = @_;
1145		1278
1146	utf8::encode $path;	1279	utf8::encode $path;
1147	aio_open $path, O_RDONLY, 0	1280	aio_open $path, O_RDONLY, 0
1148	or return;	1281	or return;
1149		1282
1150	my $map = cf::map::new	1283	$self->_load_header ($path)
1151	or return;	1284	or return;
1152		1285
1153	# for better error messages only, will be overwritten	1286	$self->{load_path} = $path;
1154	$map->path ($path);
1155		1287
1156	$map->load_header ($path)	1288	1
		1289	}
		1290
		1291	sub load_orig {
		1292	my ($self) = @_;
		1293
		1294	$self->load_header_from ($self->load_path)
		1295	}
		1296
		1297	sub load_temp {
		1298	my ($self) = @_;
		1299
		1300	$self->load_header_from ($self->save_path)
		1301	}
		1302
		1303	sub load_header {
		1304	my ($self) = @_;
		1305
		1306	if ($self->load_temp) {
		1307	$self->last_access ((delete $self->{last_access})
		1308	|| $cf::RUNTIME); #d#
		1309	# safety
		1310	$self->{instantiate_time} = $cf::RUNTIME
		1311	if $self->{instantiate_time} > $cf::RUNTIME;
		1312	} else {
		1313	$self->load_orig
1157	or return;	1314	or return;
1158		1315
1159	$map->{load_path} = $path;	1316	$self->{load_original} = 1;
		1317	$self->{instantiate_time} = $cf::RUNTIME;
		1318	$self->last_access ($cf::RUNTIME);
		1319	$self->instantiate;
		1320	}
1160		1321
1161	$map	1322	1
1162	}	1323	}
1163		1324
1164	sub find;	1325	sub find;
1165	sub find {	1326	sub find {
1166	my ($path, $origin) = @_;	1327	my ($path, $origin) = @_;
1167		1328
1168	#warn "find<$path,$origin>\n";#d#
1169
1170	$path = new cf::path $path, $origin && $origin->path;	1329	$path = normalise $path, $origin && $origin->path;
1171	my $key = $path->as_string;
1172		1330
1173	cf::lock_wait "map_find:$key";	1331	cf::lock_wait "map_find:$path";
1174		1332
1175	$cf::MAP{$key} || do {	1333	$cf::MAP{$path} || do {
1176	my $guard = cf::lock_acquire "map_find:$key";	1334	my $guard = cf::lock_acquire "map_find:$path";
1177		1335	my $map = new_from_path cf::map $path
1178	# do it the slow way
1179	my $map = try_load_header $path->save_path;
1180
1181	Coro::cede;
1182
1183	if ($map) {
1184	$map->last_access ((delete $map->{last_access})
1185	|| $cf::RUNTIME); #d#
1186	# safety
1187	$map->{instantiate_time} = $cf::RUNTIME
1188	if $map->{instantiate_time} > $cf::RUNTIME;
1189	} else {
1190	if (my $rmp = $path->random_map_params) {
1191	$map = generate_random_map $key, $rmp;
1192	} else {
1193	$map = try_load_header $path->load_path;
1194	}
1195
1196	$map or return;	1336	or return;
1197		1337
1198	$map->{load_original} = 1;
1199	$map->{instantiate_time} = $cf::RUNTIME;
1200	$map->last_access ($cf::RUNTIME);
1201	$map->instantiate;
1202
1203	# per-player maps become, after loading, normal maps
1204	$map->per_player (0) if $path->{user_rel};
1205	}
1206
1207	$map->path ($key);
1208	$map->{path} = $path;
1209	$map->{last_save} = $cf::RUNTIME;	1338	$map->{last_save} = $cf::RUNTIME;
1210		1339
1211	Coro::cede;	1340	$map->load_header
		1341	or return;
1212		1342
1213	if ($map->should_reset) {	1343	if ($map->should_reset) {
		1344	$cf::WAIT_FOR_TICK->wait;
1214	$map->reset;	1345	$map->reset;
1215	undef $guard;	1346	undef $guard;
1216	$map = find $path	1347	$map = find $path
1217	or return;	1348	or return;
1218	}	1349	}
1219		1350
1220	$cf::MAP{$key} = $map	1351	$cf::MAP{$path} = $map
1221	}	1352	}
1222	}	1353	}
1223		1354
1224	sub load {	1355	sub load {
1225	my ($self) = @_;	1356	my ($self) = @_;
1226		1357
1227	my $path = $self->{path};	1358	my $path = $self->{path};
1228	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1359	my $guard = cf::lock_acquire "map_load:$path";
1229		1360
1230	return if $self->in_memory != cf::MAP_SWAPPED;	1361	return if $self->in_memory != cf::MAP_SWAPPED;
1231		1362
1232	$self->in_memory (cf::MAP_LOADING);	1363	$self->in_memory (cf::MAP_LOADING);
1233		1364
1234	$self->alloc;	1365	$self->alloc;
1235	$self->load_objects ($self->{load_path}, 1)	1366	$self->_load_objects ($self->{load_path}, 1)
1236	or return;	1367	or return;
1237		1368
1238	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1369	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1239	if delete $self->{load_original};	1370	if delete $self->{load_original};
1240		1371
1241	if (my $uniq = $path->uniq_path) {	1372	if (my $uniq = $self->uniq_path) {
1242	utf8::encode $uniq;	1373	utf8::encode $uniq;
1243	if (aio_open $uniq, O_RDONLY, 0) {	1374	if (aio_open $uniq, O_RDONLY, 0) {
1244	$self->clear_unique_items;	1375	$self->clear_unique_items;
1245	$self->load_objects ($uniq, 0);	1376	$self->_load_objects ($uniq, 0);
1246	}	1377	}
1247	}	1378	}
1248		1379
1249	Coro::cede;	1380	Coro::cede;
1250		1381
1251	# now do the right thing for maps	1382	# now do the right thing for maps
1252	$self->link_multipart_objects;	1383	$self->link_multipart_objects;
1253		1384
1254	if ($self->{path}->is_style_map) {	1385	unless ($self->{deny_activate}) {
1255	$self->{deny_save} = 1;	1386	$self->decay_objects;
1256	$self->{deny_reset} = 1;
1257	} else {
1258	$self->fix_auto_apply;	1387	$self->fix_auto_apply;
1259	$self->decay_objects;
1260	$self->update_buttons;	1388	$self->update_buttons;
		1389	Coro::cede;
1261	$self->set_darkness_map;	1390	$self->set_darkness_map;
1262	$self->difficulty ($self->estimate_difficulty)	1391	$self->difficulty ($self->estimate_difficulty)
1263	unless $self->difficulty;	1392	unless $self->difficulty;
		1393	Coro::cede;
1264	$self->activate;	1394	$self->activate;
1265	}	1395	}
1266		1396
1267	Coro::cede;
1268
1269	$self->in_memory (cf::MAP_IN_MEMORY);	1397	$self->in_memory (cf::MAP_IN_MEMORY);
		1398	}
		1399
		1400	sub customise_for {
		1401	my ($self, $ob) = @_;
		1402
		1403	return find "~" . $ob->name . "/" . $self->{path}
		1404	if $self->per_player;
		1405
		1406	$self
		1407	}
		1408
		1409	# find and load all maps in the 3x3 area around a map
		1410	sub load_diag {
		1411	my ($map) = @_;
		1412
		1413	my @diag; # diagonal neighbours
		1414
		1415	for (0 .. 3) {
		1416	my $neigh = $map->tile_path ($_)
		1417	or next;
		1418	$neigh = find $neigh, $map
		1419	or next;
		1420	$neigh->load;
		1421
		1422	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1423	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1424	}
		1425
		1426	for (@diag) {
		1427	my $neigh = find @$_
		1428	or next;
		1429	$neigh->load;
		1430	}
1270	}	1431	}
1271		1432
1272	sub find_sync {	1433	sub find_sync {
1273	my ($path, $origin) = @_;	1434	my ($path, $origin) = @_;
1274		1435
1275	cf::sync_job {	1436	cf::sync_job { find $path, $origin }
1276	my $map = cf::map::find $path, $origin;
1277	$map
1278	}
1279	}	1437	}
1280		1438
1281	sub do_load_sync {	1439	sub do_load_sync {
1282	my ($map) = @_;	1440	my ($map) = @_;
1283		1441
1284	cf::sync_job { $map->load };	1442	cf::sync_job { $map->load };
1285	}	1443	}
1286		1444
		1445	our %MAP_PREFETCH;
		1446	our $MAP_PREFETCHER = Coro::async {
		1447	while () {
		1448	for my $path (keys %MAP_PREFETCH) {
		1449	my $map = find $path
		1450	or next;
		1451	$map->load;
		1452
		1453	delete $MAP_PREFETCH{$path};
		1454	}
		1455	Coro::schedule;
		1456	}
		1457	};
		1458
		1459	sub find_async {
		1460	my ($path, $origin) = @_;
		1461
		1462	$path = normalise $path, $origin && $origin->{path};
		1463
		1464	if (my $map = $cf::MAP{$path}) {
		1465	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1466	}
		1467
		1468	$MAP_PREFETCH{$path} = 0;
		1469	$MAP_PREFETCHER->ready;
		1470
		1471	()
		1472	}
		1473
1287	sub save {	1474	sub save {
1288	my ($self) = @_;	1475	my ($self) = @_;
1289		1476
1290	my $lock = cf::lock_acquire "map_data:" . $self->path;	1477	my $lock = cf::lock_acquire "map_data:" . $self->path;
1291		1478
1292	$self->{last_save} = $cf::RUNTIME;	1479	$self->{last_save} = $cf::RUNTIME;
1293		1480
1294	return unless $self->dirty;	1481	return unless $self->dirty;
1295		1482
1296	my $save = $self->{path}->save_path; utf8::encode $save;	1483	my $save = $self->save_path; utf8::encode $save;
1297	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1484	my $uniq = $self->uniq_path; utf8::encode $uniq;
1298		1485
1299	$self->{load_path} = $save;	1486	$self->{load_path} = $save;
1300		1487
1301	return if $self->{deny_save};	1488	return if $self->{deny_save};
1302		1489
1303	local $self->{last_access} = $self->last_access;#d#	1490	local $self->{last_access} = $self->last_access;#d#
1304		1491
		1492	cf::async {
		1493	$_->contr->save for $self->players;
		1494	};
		1495
1305	if ($uniq) {	1496	if ($uniq) {
1306	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1497	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1307	$self->save_objects ($uniq, cf::IO_UNIQUES);	1498	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1308	} else {	1499	} else {
1309	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1500	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1310	}	1501	}
1311	}	1502	}
1312		1503
1313	sub swap_out {	1504	sub swap_out {
1314	my ($self) = @_;	1505	my ($self) = @_;
…		…
1328		1519
1329	sub reset_at {	1520	sub reset_at {
1330	my ($self) = @_;	1521	my ($self) = @_;
1331		1522
1332	# TODO: safety, remove and allow resettable per-player maps	1523	# TODO: safety, remove and allow resettable per-player maps
1333	return 1e99 if $self->{path}{user_rel};	1524	return 1e99 if $self->isa ("ext::map_per_player");#d#
1334	return 1e99 if $self->{deny_reset};	1525	return 1e99 if $self->{deny_reset};
1335		1526
1336	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1527	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1337	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1528	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1338		1529
…		…
1343	my ($self) = @_;	1534	my ($self) = @_;
1344		1535
1345	$self->reset_at <= $cf::RUNTIME	1536	$self->reset_at <= $cf::RUNTIME
1346	}	1537	}
1347		1538
1348	sub unlink_save {
1349	my ($self) = @_;
1350
1351	utf8::encode (my $save = $self->{path}->save_path);
1352	aioreq_pri 3; IO::AIO::aio_unlink $save;
1353	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1354	}
1355
1356	sub rename {
1357	my ($self, $new_path) = @_;
1358
1359	$self->unlink_save;
1360
1361	delete $cf::MAP{$self->path};
1362	$self->{path} = new cf::path $new_path;
1363	$self->path ($self->{path}->as_string);
1364	$cf::MAP{$self->path} = $self;
1365
1366	$self->save;
1367	}
1368
1369	sub reset {	1539	sub reset {
1370	my ($self) = @_;	1540	my ($self) = @_;
1371		1541
1372	my $lock = cf::lock_acquire "map_data:" . $self->path;	1542	my $lock = cf::lock_acquire "map_data:$self->{path}";
1373		1543
1374	return if $self->players;	1544	return if $self->players;
1375	return if $self->{path}{user_rel};#d#	1545	return if $self->isa ("ext::map_per_player");#d#
1376		1546
1377	warn "resetting map ", $self->path;#d#	1547	warn "resetting map ", $self->path;#d#
1378		1548
1379	delete $cf::MAP{$self->path};	1549	delete $cf::MAP{$self->path};
		1550
		1551	$self->in_memory (cf::MAP_SWAPPED);
		1552	$self->clear;
1380		1553
1381	$_->clear_links_to ($self) for values %cf::MAP;	1554	$_->clear_links_to ($self) for values %cf::MAP;
1382		1555
1383	$self->unlink_save;	1556	$self->unlink_save;
1384	$self->destroy;	1557	$self->destroy;
…		…
1387	my $nuke_counter = "aaaa";	1560	my $nuke_counter = "aaaa";
1388		1561
1389	sub nuke {	1562	sub nuke {
1390	my ($self) = @_;	1563	my ($self) = @_;
1391		1564
		1565	delete $cf::MAP{$self->path};
		1566
		1567	$self->unlink_save;
		1568
		1569	bless $self, "cf::map";
		1570	delete $self->{deny_reset};
1392	$self->{deny_save} = 1;	1571	$self->{deny_save} = 1;
1393	$self->reset_timeout (1);	1572	$self->reset_timeout (1);
1394	$self->rename ("{nuke}/" . ($nuke_counter++));	1573	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1574
		1575	$cf::MAP{$self->path} = $self;
		1576
1395	$self->reset; # polite request, might not happen	1577	$self->reset; # polite request, might not happen
1396	}	1578	}
1397		1579
1398	sub customise_for {	1580	=item cf::map::unique_maps
1399	my ($map, $ob) = @_;
1400		1581
1401	if ($map->per_player) {	1582	Returns an arrayref of paths of all shared maps that have
1402	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1583	instantiated unique items. May block.
1403	}
1404		1584
1405	$map	1585	=cut
1406	}
1407		1586
1408	sub emergency_save {	1587	sub unique_maps() {
1409	my $freeze_guard = cf::freeze_mainloop;	1588	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1589	or return;
1410		1590
1411	warn "enter emergency map save\n";	1591	my @paths;
1412		1592
1413	cf::sync_job {	1593	for (@$files) {
1414	warn "begin emergency map save\n";	1594	utf8::decode $_;
1415	$_->save for values %cf::MAP;	1595	next if /\.pst$/;
		1596	next unless /^$PATH_SEP/o;
		1597
		1598	s/\.map$//;
		1599	push @paths, $_;
1416	};	1600	}
1417		1601
1418	warn "end emergency map save\n";	1602	\@paths
1419	}	1603	}
1420		1604
1421	package cf;	1605	package cf;
1422		1606
1423	=back	1607	=back
1424		1608
		1609	=head3 cf::object
		1610
		1611	=cut
		1612
		1613	package cf::object;
		1614
		1615	=over 4
		1616
		1617	=item $ob->inv_recursive
		1618
		1619	Returns the inventory of the object _and_ their inventories, recursively.
		1620
		1621	=cut
		1622
		1623	sub inv_recursive_;
		1624	sub inv_recursive_ {
		1625	map { $_, inv_recursive_ $_->inv } @_
		1626	}
		1627
		1628	sub inv_recursive {
		1629	inv_recursive_ inv $_[0]
		1630	}
		1631
		1632	package cf;
		1633
		1634	=back
1425		1635
1426	=head3 cf::object::player	1636	=head3 cf::object::player
1427		1637
1428	=over 4	1638	=over 4
1429		1639
…		…
1469		1679
1470	=item $player_object->enter_link	1680	=item $player_object->enter_link
1471		1681
1472	Freezes the player and moves him/her to a special map (C<{link}>).	1682	Freezes the player and moves him/her to a special map (C<{link}>).
1473		1683
1474	The player should be reaosnably safe there for short amounts of time. You	1684	The player should be reasonably safe there for short amounts of time. You
1475	I<MUST> call C<leave_link> as soon as possible, though.	1685	I<MUST> call C<leave_link> as soon as possible, though.
1476		1686
		1687	Will never block.
		1688
1477	=item $player_object->leave_link ($map, $x, $y)	1689	=item $player_object->leave_link ($map, $x, $y)
1478		1690
1479	Moves the player out of the specila link map onto the given map. If the	1691	Moves the player out of the special C<{link}> map onto the specified
1480	map is not valid (or omitted), the player will be moved back to the	1692	map. If the map is not valid (or omitted), the player will be moved back
1481	location he/she was before the call to C<enter_link>, or, if that fails,	1693	to the location he/she was before the call to C<enter_link>, or, if that
1482	to the emergency map position.	1694	fails, to the emergency map position.
1483		1695
1484	Might block.	1696	Might block.
1485		1697
1486	=cut	1698	=cut
		1699
		1700	sub link_map {
		1701	unless ($LINK_MAP) {
		1702	$LINK_MAP = cf::map::find "{link}"
		1703	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1704	$LINK_MAP->load;
		1705	}
		1706
		1707	$LINK_MAP
		1708	}
1487		1709
1488	sub cf::object::player::enter_link {	1710	sub cf::object::player::enter_link {
1489	my ($self) = @_;	1711	my ($self) = @_;
1490		1712
1491	$self->deactivate_recursive;	1713	$self->deactivate_recursive;
1492		1714
1493	return if $self->map == $LINK_MAP;	1715	return if UNIVERSAL::isa $self->map, "ext::map_link";
1494		1716
1495	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1496	if $self->map;	1718	if $self->map;
1497		1719
1498	$self->enter_map ($LINK_MAP, 20, 20);	1720	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1499	}	1721	}
1500		1722
1501	sub cf::object::player::leave_link {	1723	sub cf::object::player::leave_link {
1502	my ($self, $map, $x, $y) = @_;	1724	my ($self, $map, $x, $y) = @_;
1503		1725
…		…
1521	# use -1 or undef as default coordinates, not 0, 0	1743	# use -1 or undef as default coordinates, not 0, 0
1522	($x, $y) = ($map->enter_x, $map->enter_y)	1744	($x, $y) = ($map->enter_x, $map->enter_y)
1523	if $x <=0 && $y <= 0;	1745	if $x <=0 && $y <= 0;
1524		1746
1525	$map->load;	1747	$map->load;
		1748	$map->load_diag;
1526		1749
		1750	return unless $self->contr->active;
1527	$self->activate_recursive;	1751	$self->activate_recursive;
1528	$self->enter_map ($map, $x, $y);	1752	$self->enter_map ($map, $x, $y);
1529	}	1753	}
1530		1754
1531	cf::player->attach (	1755	cf::player->attach (
…		…
1543	my ($pl) = @_;	1767	my ($pl) = @_;
1544		1768
1545	# try to abort aborted map switching on player login :)	1769	# try to abort aborted map switching on player login :)
1546	# should happen only on crashes	1770	# should happen only on crashes
1547	if ($pl->ob->{_link_pos}) {	1771	if ($pl->ob->{_link_pos}) {
1548
1549	$pl->ob->enter_link;	1772	$pl->ob->enter_link;
1550	(Coro::async_pool {	1773	(async {
1551	# we need this sleep as the login has a concurrent enter_exit running	1774	# we need this sleep as the login has a concurrent enter_exit running
1552	# and this sleep increases chances of the player not ending up in scorn	1775	# and this sleep increases chances of the player not ending up in scorn
		1776	$pl->ob->reply (undef,
		1777	"There was an internal problem at your last logout, "
		1778	. "the server will try to bring you to your intended destination in a second.",
		1779	cf::NDI_RED);
1553	Coro::Timer::sleep 1;	1780	Coro::Timer::sleep 1;
1554	$pl->ob->leave_link;	1781	$pl->ob->leave_link;
1555	})->prio (2);	1782	})->prio (2);
1556	}	1783	}
1557	},	1784	},
…		…
1564	sub cf::object::player::goto {	1791	sub cf::object::player::goto {
1565	my ($self, $path, $x, $y) = @_;	1792	my ($self, $path, $x, $y) = @_;
1566		1793
1567	$self->enter_link;	1794	$self->enter_link;
1568		1795
1569	(Coro::async_pool {	1796	(async {
1570	$path = new cf::path $path;
1571
1572	my $map = cf::map::find $path->as_string;	1797	my $map = cf::map::find $path;
1573	$map = $map->customise_for ($self) if $map;	1798	$map = $map->customise_for ($self) if $map;
1574		1799
1575	# warn "entering ", $map->path, " at ($x, $y)\n"	1800	# warn "entering ", $map->path, " at ($x, $y)\n"
1576	# if $map;	1801	# if $map;
1577		1802
1578	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1803	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1579		1804
1580	$self->leave_link ($map, $x, $y);	1805	$self->leave_link ($map, $x, $y);
1581	})->prio (1);	1806	})->prio (1);
1582	}	1807	}
1583		1808
…		…
1587		1812
1588	sub parse_random_map_params {	1813	sub parse_random_map_params {
1589	my ($spec) = @_;	1814	my ($spec) = @_;
1590		1815
1591	my $rmp = { # defaults	1816	my $rmp = { # defaults
1592	xsize => 10,	1817	xsize => -1,
1593	ysize => 10,	1818	ysize => -1,
1594	};	1819	};
1595		1820
1596	for (split /\n/, $spec) {	1821	for (split /\n/, $spec) {
1597	my ($k, $v) = split /\s+/, $_, 2;	1822	my ($k, $v) = split /\s+/, $_, 2;
1598		1823
…		…
1620		1845
1621	$rmp->{random_seed} ||= $exit->random_seed;	1846	$rmp->{random_seed} ||= $exit->random_seed;
1622		1847
1623	my $data = cf::to_json $rmp;	1848	my $data = cf::to_json $rmp;
1624	my $md5 = Digest::MD5::md5_hex $data;	1849	my $md5 = Digest::MD5::md5_hex $data;
		1850	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1625		1851
1626	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1852	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1627	aio_write $fh, 0, (length $data), $data, 0;	1853	aio_write $fh, 0, (length $data), $data, 0;
		1854	undef $fh;
		1855	aio_rename "$meta~", $meta;
1628		1856
1629	$exit->slaying ("?random/$md5");	1857	$exit->slaying ("?random/$md5");
1630	$exit->msg (undef);	1858	$exit->msg (undef);
1631	}	1859	}
1632	}	1860	}
…		…
1636		1864
1637	return unless $self->type == cf::PLAYER;	1865	return unless $self->type == cf::PLAYER;
1638		1866
1639	$self->enter_link;	1867	$self->enter_link;
1640		1868
1641	(Coro::async_pool {	1869	(async {
1642	$self->deactivate_recursive; # just to be sure	1870	$self->deactivate_recursive; # just to be sure
1643	unless (eval {	1871	unless (eval {
1644	prepare_random_map $exit	1872	prepare_random_map $exit
1645	if $exit->slaying eq "/!";	1873	if $exit->slaying eq "/!";
1646		1874
1647	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1875	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1648	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1876	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1649		1877
1650	1;	1878	1;
1651	}) {	1879	}) {
1652	$self->message ("Something went wrong deep within the crossfire server. "	1880	$self->message ("Something went wrong deep within the crossfire server. "
1653	. "I'll try to bring you back to the map you were before. "	1881	. "I'll try to bring you back to the map you were before. "
1654	. "Please report this to the dungeon master",	1882	. "Please report this to the dungeon master!",
1655	cf::NDI_UNIQUE | cf::NDI_RED);	1883	cf::NDI_UNIQUE | cf::NDI_RED);
1656		1884
1657	warn "ERROR in enter_exit: $@";	1885	warn "ERROR in enter_exit: $@";
1658	$self->leave_link;	1886	$self->leave_link;
1659	}	1887	}
…		…
1727	}	1955	}
1728	}	1956	}
1729	},	1957	},
1730	);	1958	);
1731		1959
1732	=item $client->coro (\&cb)	1960	=item $client->async (\&cb)
1733		1961
1734	Create a new coroutine, running the specified callback. The coroutine will	1962	Create a new coroutine, running the specified callback. The coroutine will
1735	be automatically cancelled when the client gets destroyed (e.g. on logout,	1963	be automatically cancelled when the client gets destroyed (e.g. on logout,
1736	or loss of connection).	1964	or loss of connection).
1737		1965
1738	=cut	1966	=cut
1739		1967
1740	sub cf::client::coro {	1968	sub cf::client::async {
1741	my ($self, $cb) = @_;	1969	my ($self, $cb) = @_;
1742		1970
1743	my $coro = &Coro::async_pool ($cb);	1971	my $coro = &Coro::async ($cb);
1744		1972
1745	$coro->on_destroy (sub {	1973	$coro->on_destroy (sub {
1746	delete $self->{_coro}{$coro+0};	1974	delete $self->{_coro}{$coro+0};
1747	});	1975	});
1748		1976
…		…
1991	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2219	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
1992	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2220	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
1993		2221
1994	if (exists $CFG{mlockall}) {	2222	if (exists $CFG{mlockall}) {
1995	eval {	2223	eval {
1996	$CFG{mlockall} ? &mlockall : &munlockall	2224	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1997	and die "WARNING: m(un)lockall failed: $!\n";	2225	and die "WARNING: m(un)lockall failed: $!\n";
1998	};	2226	};
1999	warn $@ if $@;	2227	warn $@ if $@;
2000	}	2228	}
2001	}	2229	}
2002		2230
2003	sub main {	2231	sub main {
2004	# we must not ever block the main coroutine	2232	# we must not ever block the main coroutine
2005	local $Coro::idle = sub {	2233	local $Coro::idle = sub {
2006	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2234	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2007	Coro::async_pool { Event::one_event };	2235	(async {
		2236	Event::one_event;
		2237	})->prio (Coro::PRIO_MAX);
2008	};	2238	};
2009		2239
2010	cfg_load;	2240	cfg_load;
2011	db_load;	2241	db_load;
2012	load_extensions;	2242	load_extensions;
2013	Event::loop;	2243	Event::loop;
2014	}	2244	}
2015		2245
2016	#############################################################################	2246	#############################################################################
2017	# initialisation	2247	# initialisation and cleanup
		2248
		2249	# install some emergency cleanup handlers
		2250	BEGIN {
		2251	for my $signal (qw(INT HUP TERM)) {
		2252	Event->signal (
		2253	data => WF_AUTOCANCEL,
		2254	signal => $signal,
		2255	cb => sub {
		2256	cf::cleanup "SIG$signal";
		2257	},
		2258	);
		2259	}
		2260	}
		2261
		2262	sub emergency_save() {
		2263	my $freeze_guard = cf::freeze_mainloop;
		2264
		2265	warn "enter emergency perl save\n";
		2266
		2267	cf::sync_job {
		2268	# use a peculiar iteration method to avoid tripping on perl
		2269	# refcount bugs in for. also avoids problems with players
		2270	# and maps saved/destroyed asynchronously.
		2271	warn "begin emergency player save\n";
		2272	for my $login (keys %cf::PLAYER) {
		2273	my $pl = $cf::PLAYER{$login} or next;
		2274	$pl->valid or next;
		2275	$pl->save;
		2276	}
		2277	warn "end emergency player save\n";
		2278
		2279	warn "begin emergency map save\n";
		2280	for my $path (keys %cf::MAP) {
		2281	my $map = $cf::MAP{$path} or next;
		2282	$map->valid or next;
		2283	$map->save;
		2284	}
		2285	warn "end emergency map save\n";
		2286	};
		2287
		2288	warn "leave emergency perl save\n";
		2289	}
2018		2290
2019	sub reload() {	2291	sub reload() {
2020	# can/must only be called in main	2292	# can/must only be called in main
2021	if ($Coro::current != $Coro::main) {	2293	if ($Coro::current != $Coro::main) {
2022	warn "can only reload from main coroutine\n";	2294	warn "can only reload from main coroutine\n";
2023	return;	2295	return;
2024	}	2296	}
2025		2297
2026	warn "reloading...";	2298	warn "reloading...";
2027		2299
		2300	warn "freezing server";
2028	my $guard = freeze_mainloop;	2301	my $guard = freeze_mainloop;
2029	cf::emergency_save;	2302	cf::emergency_save;
2030		2303
		2304	warn "sync database to disk";
		2305	cf::db_sync;
		2306	IO::AIO::flush;
		2307
2031	eval {	2308	eval {
2032	# if anything goes wrong in here, we should simply crash as we already saved	2309	# if anything goes wrong in here, we should simply crash as we already saved
2033		2310
2034	# cancel all watchers	2311	warn "cancel all watchers";
2035	for (Event::all_watchers) {	2312	for (Event::all_watchers) {
2036	$_->cancel if $_->data & WF_AUTOCANCEL;	2313	$_->cancel if $_->data & WF_AUTOCANCEL;
2037	}	2314	}
2038		2315
2039	# cancel all extension coros	2316	warn "cancel all extension coros";
2040	$_->cancel for values %EXT_CORO;	2317	$_->cancel for values %EXT_CORO;
2041	%EXT_CORO = ();	2318	%EXT_CORO = ();
2042		2319
		2320	warn "remove commands";
		2321	%COMMAND = ();
		2322
		2323	warn "remove ext commands";
		2324	%EXTCMD = ();
		2325
2043	# unload all extensions	2326	warn "unload/nuke all extensions";
2044	for (@exts) {	2327	for my $pkg (@EXTS) {
2045	warn "unloading <$_>";	2328	warn "... unloading $pkg";
2046	unload_extension $_;	2329
		2330	if (my $cb = $pkg->can ("unload")) {
		2331	eval {
		2332	$cb->($pkg);
		2333	1
		2334	} or warn "$pkg unloaded, but with errors: $@";
2047	}	2335	}
2048		2336
		2337	warn "... nuking $pkg";
		2338	Symbol::delete_package $pkg;
		2339	}
		2340
2049	# unload all modules loaded from $LIBDIR	2341	warn "unload all perl modules loaded from $LIBDIR";
2050	while (my ($k, $v) = each %INC) {	2342	while (my ($k, $v) = each %INC) {
2051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2343	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2052		2344
2053	warn "removing <$k>";	2345	warn "removing <$k>";
2054	delete $INC{$k};	2346	delete $INC{$k};
…		…
2061	}	2353	}
2062		2354
2063	Symbol::delete_package $k;	2355	Symbol::delete_package $k;
2064	}	2356	}
2065		2357
2066	# sync database to disk
2067	cf::db_sync;
2068	IO::AIO::flush;
2069
2070	# get rid of safe::, as good as possible	2358	warn "get rid of safe::, as good as possible";
2071	Symbol::delete_package "safe::$_"	2359	Symbol::delete_package "safe::$_"
2072	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2360	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2073		2361
2074	# remove register_script_function callbacks
2075	# TODO
2076
2077	# unload cf.pm "a bit"	2362	warn "unload cf.pm \"a bit\"";
2078	delete $INC{"cf.pm"};	2363	delete $INC{"cf.pm"};
2079		2364
2080	# don't, removes xs symbols, too,	2365	# don't, removes xs symbols, too,
2081	# and global variables created in xs	2366	# and global variables created in xs
2082	#Symbol::delete_package __PACKAGE__;	2367	#Symbol::delete_package __PACKAGE__;
2083		2368
2084	# reload cf.pm
2085	warn "reloading cf.pm";	2369	warn "reloading cf.pm";
2086	require cf;	2370	require cf;
2087	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2371	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2088		2372
2089	# load config and database again	2373	warn "load config and database again";
2090	cf::cfg_load;	2374	cf::cfg_load;
2091	cf::db_load;	2375	cf::db_load;
2092		2376
2093	# load extensions
2094	warn "load extensions";	2377	warn "load extensions";
2095	cf::load_extensions;	2378	cf::load_extensions;
2096		2379
2097	# reattach attachments to objects	2380	warn "reattach attachments to objects/players";
2098	warn "reattach";
2099	_global_reattach;	2381	_global_reattach;
		2382	warn "reattach attachments to maps";
		2383	reattach $_ for values %MAP;
2100	};	2384	};
2101		2385
2102	if ($@) {	2386	if ($@) {
2103	warn $@;	2387	warn $@;
2104	warn "error while reloading, exiting.";	2388	warn "error while reloading, exiting.";
2105	exit 1;	2389	exit 1;
2106	}	2390	}
2107		2391
2108	warn "reloaded successfully";	2392	warn "reloaded";
2109	};	2393	};
2110		2394
2111	#############################################################################	2395	our $RELOAD_WATCHER; # used only during reload
2112
2113	unless ($LINK_MAP) {
2114	$LINK_MAP = cf::map::new;
2115
2116	$LINK_MAP->width (41);
2117	$LINK_MAP->height (41);
2118	$LINK_MAP->alloc;
2119	$LINK_MAP->path ("{link}");
2120	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2121	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2122
2123	# dirty hack because... archetypes are not yet loaded
2124	Event->timer (
2125	after => 2,
2126	cb => sub {
2127	$_[0]->w->cancel;
2128
2129	# provide some exits "home"
2130	my $exit = cf::object::new "exit";
2131
2132	$exit->slaying ($EMERGENCY_POSITION->[0]);
2133	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2134	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2135
2136	$LINK_MAP->insert ($exit->clone, 19, 19);
2137	$LINK_MAP->insert ($exit->clone, 19, 20);
2138	$LINK_MAP->insert ($exit->clone, 19, 21);
2139	$LINK_MAP->insert ($exit->clone, 20, 19);
2140	$LINK_MAP->insert ($exit->clone, 20, 21);
2141	$LINK_MAP->insert ($exit->clone, 21, 19);
2142	$LINK_MAP->insert ($exit->clone, 21, 20);
2143	$LINK_MAP->insert ($exit->clone, 21, 21);
2144
2145	$exit->destroy;
2146	});
2147
2148	$LINK_MAP->{deny_save} = 1;
2149	$LINK_MAP->{deny_reset} = 1;
2150
2151	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2152	}
2153
2154	register "<global>", __PACKAGE__;
2155		2396
2156	register_command "reload" => sub {	2397	register_command "reload" => sub {
2157	my ($who, $arg) = @_;	2398	my ($who, $arg) = @_;
2158		2399
2159	if ($who->flag (FLAG_WIZ)) {	2400	if ($who->flag (FLAG_WIZ)) {
2160	$who->message ("start of reload.");	2401	$who->message ("reloading server.");
		2402
		2403	# doing reload synchronously and two reloads happen back-to-back,
		2404	# coro crashes during coro_state_free->destroy here.
		2405
		2406	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2161	reload;	2407	reload;
2162	$who->message ("end of reload.");	2408	undef $RELOAD_WATCHER;
		2409	});
2163	}	2410	}
2164	};	2411	};
2165		2412
2166	unshift @INC, $LIBDIR;	2413	unshift @INC, $LIBDIR;
2167		2414
…		…
2169	reentrant => 0,	2416	reentrant => 0,
2170	prio => 0,	2417	prio => 0,
2171	at => $NEXT_TICK || $TICK,	2418	at => $NEXT_TICK || $TICK,
2172	data => WF_AUTOCANCEL,	2419	data => WF_AUTOCANCEL,
2173	cb => sub {	2420	cb => sub {
		2421	$NOW = Event::time;
		2422
2174	cf::server_tick; # one server iteration	2423	cf::server_tick; # one server iteration
2175	$RUNTIME += $TICK;	2424	$RUNTIME += $TICK;
2176	$NEXT_TICK += $TICK;	2425	$NEXT_TICK += $TICK;
		2426
		2427	$WAIT_FOR_TICK->broadcast;
		2428	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2177		2429
2178	# if we are delayed by four ticks or more, skip them all	2430	# if we are delayed by four ticks or more, skip them all
2179	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2431	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2180		2432
2181	$TICK_WATCHER->at ($NEXT_TICK);	2433	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2183	},	2435	},
2184	);	2436	);
2185		2437
2186	IO::AIO::max_poll_time $TICK * 0.2;	2438	IO::AIO::max_poll_time $TICK * 0.2;
2187		2439
2188	Event->io (	2440	$AIO_POLL_WATCHER = Event->io (
2189	fd => IO::AIO::poll_fileno,	2441	fd => IO::AIO::poll_fileno,
2190	poll => 'r',	2442	poll => 'r',
2191	prio => 5,	2443	prio => 5,
2192	data => WF_AUTOCANCEL,	2444	data => WF_AUTOCANCEL,
2193	cb => \&IO::AIO::poll_cb,	2445	cb => \&IO::AIO::poll_cb,
2194	);	2446	);
2195		2447
2196	Event->timer (	2448	$WRITE_RUNTIME_WATCHER = Event->timer (
2197	data => WF_AUTOCANCEL,	2449	data => WF_AUTOCANCEL,
2198	after => 0,	2450	after => 0,
2199	interval => 10,	2451	interval => 10,
2200	cb => sub {	2452	cb => sub {
2201	(Coro::unblock_sub {	2453	(Coro::unblock_sub {

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