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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.121 by root, Tue Jan 2 11:11:52 2007 UTC vs.
Revision 1.169 by root, Sun Jan 14 01:09:46 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 3.3 ();
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 (2); # 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
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
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 $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	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
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	86	our $EMERGENCY_POSITION;
75	our $LINK_MAP;
76
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37];
78		87
79	#############################################################################	88	#############################################################################
80		89
81	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
82		91
…		…
106		115
107	=item %cf::CFG	116	=item %cf::CFG
108		117
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	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.
111		127
112	=back	128	=back
113		129
114	=cut	130	=cut
115		131
…		…
119	utf8::encode $msg;	135	utf8::encode $msg;
120		136
121	$msg .= "\n"	137	$msg .= "\n"
122	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
123		139
124	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
125	};	141	};
126	}	142	}
127		143
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
147		163
148	$Event::DIED = sub {	164	$Event::DIED = sub {
149	warn "error in event callback: @_";	165	warn "error in event callback: @_";
150	};	166	};
151		167
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155
156	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
157		169
158	=over 4	170	=over 4
159		171
		172	=item dumpval $ref
		173
160	=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	}
161		194
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		196
164	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
165		198
…		…
181	sub to_json($) {	214	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	215	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	216	JSON::Syck::Dump $_[0]
184	}	217	}
185		218
186	=item my $guard = cf::guard { BLOCK }
187
188	Run the given callback when the guard object gets destroyed (useful for
189	coroutine cancellations).
190
191	You can call C<< ->cancel >> on the guard object to stop the block from
192	being executed.
193
194	=cut
195
196	sub guard(&) {
197	bless \(my $cb = $_[0]), cf::guard::;
198	}
199
200	sub cf::guard::cancel {
201	${$_[0]} = sub { };
202	}
203
204	sub cf::guard::DESTROY {
205	${$_[0]}->();
206	}
207
208	=item cf::lock_wait $string	219	=item cf::lock_wait $string
209		220
210	Wait until the given lock is available. See cf::lock_acquire.	221	Wait until the given lock is available. See cf::lock_acquire.
211		222
212	=item my $lock = cf::lock_acquire $string	223	=item my $lock = cf::lock_acquire $string
213		224
214	Wait until the given lock is available and then acquires it and returns	225	Wait until the given lock is available and then acquires it and returns
215	a guard object. If the guard object gets destroyed (goes out of scope,	226	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
216	for example when the coroutine gets canceled), the lock is automatically	227	for example when the coroutine gets canceled), the lock is automatically
217	returned.	228	returned.
218		229
219	Lock names should begin with a unique identifier (for example, find_map	230	Lock names should begin with a unique identifier (for example, cf::map::find
220	uses map_find and load_map uses map_load).	231	uses map_find and cf::map::load uses map_load).
221		232
222	=cut	233	=cut
223		234
224	our %LOCK;	235	our %LOCK;
225		236
…		…
239	# wait, to be sure we are not locked	250	# wait, to be sure we are not locked
240	lock_wait $key;	251	lock_wait $key;
241		252
242	$LOCK{$key} = [];	253	$LOCK{$key} = [];
243		254
244	cf::guard {	255	Coro::guard {
245	# wake up all waiters, to be on the safe side	256	# wake up all waiters, to be on the safe side
246	$_->ready for @{ delete $LOCK{$key} };	257	$_->ready for @{ delete $LOCK{$key} };
247	}	258	}
248	}	259	}
		260
		261	sub freeze_mainloop {
		262	return unless $TICK_WATCHER->is_active;
		263
		264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
		269	$TICK_WATCHER->stop;
		270	$guard
		271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
249		282
250	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
251		284
252	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
253	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
…		…
267	# this is the main coro, too bad, we have to block	300	# this is the main coro, too bad, we have to block
268	# till the operation succeeds, freezing the server :/	301	# till the operation succeeds, freezing the server :/
269		302
270	# TODO: use suspend/resume instead	303	# TODO: use suspend/resume instead
271	# (but this is cancel-safe)	304	# (but this is cancel-safe)
272	local $FREEZE = 1;	305	my $freeze_guard = freeze_mainloop;
273		306
274	my $busy = 1;	307	my $busy = 1;
275	my @res;	308	my @res;
276		309
277	(Coro::async {	310	(async {
278	@res = eval { $job->() };	311	@res = eval { $job->() };
279	warn $@ if $@;	312	warn $@ if $@;
280	undef $busy;	313	undef $busy;
281	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
282		315
283	while ($busy) {	316	while ($busy) {
284	Coro::cede_notself;	317	Coro::cede or Event::one_event;
285	Event::one_event unless Coro::nready;
286	}	318	}
287		319
288	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
289	} else {	321	} else {
290	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
291		323
292	$job->()	324	$job->()
293	}	325	}
294	}	326	}
295		327
296	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
297		329
298	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
299	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
300		332
301	=cut	333	=cut
302		334
303	sub coro(&) {	335	sub async_ext(&) {
304	my $cb = shift;	336	my $cb = shift;
305		337
306	my $coro; $coro = async {	338	my $coro = &Coro::async ($cb);
307	eval {
308	$cb->();
309	};
310	warn $@ if $@;
311	};
312		339
313	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
314	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
315	});	342	});
316	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
341	}	368	}
342		369
343	=back	370	=back
344		371
345	=cut	372	=cut
346
347	#############################################################################
348
349	package cf::path;
350
351	sub new {
352	my ($class, $path, $base) = @_;
353
354	$path = $path->as_string if ref $path;
355
356	my $self = bless { }, $class;
357
358	# {... are special paths that are not touched
359	# ?xxx/... are special absolute paths
360	# ?random/... random maps
361	# /! non-realised random map exit
362	# /... normal maps
363	# ~/... per-player maps without a specific player (DO NOT USE)
364	# ~user/... per-player map of a specific user
365
366	if ($path =~ /^{/) {
367	# fine as it is
368	} elsif ($path =~ s{^\?random/}{}) {
369	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
370	$self->{random} = cf::from_json $data;
371	} else {
372	if ($path =~ s{^~([^/]+)?}{}) {
373	$self->{user_rel} = 1;
374
375	if (defined $1) {
376	$self->{user} = $1;
377	} elsif ($base =~ m{^~([^/]+)/}) {
378	$self->{user} = $1;
379	} else {
380	warn "cannot resolve user-relative path without user <$path,$base>\n";
381	}
382	} elsif ($path =~ /^\//) {
383	# already absolute
384	} else {
385	$base =~ s{[^/]+/?$}{};
386	return $class->new ("$base/$path");
387	}
388
389	for ($path) {
390	redo if s{/\.?/}{/};
391	redo if s{/[^/]+/\.\./}{/};
392	}
393	}
394
395	$self->{path} = $path;
396
397	$self
398	}
399
400	# the name / primary key / in-game path
401	sub as_string {
402	my ($self) = @_;
403
404	$self->{user_rel} ? "~$self->{user}$self->{path}"
405	: $self->{random} ? "?random/$self->{path}"
406	: $self->{path}
407	}
408
409	# the displayed name, this is a one way mapping
410	sub visible_name {
411	my ($self) = @_;
412
413	# if (my $rmp = $self->{random}) {
414	# # todo: be more intelligent about this
415	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
416	# } else {
417	$self->as_string
418	# }
419	}
420
421	# escape the /'s in the path
422	sub _escaped_path {
423	# ∕ is U+2215
424	(my $path = $_[0]{path}) =~ s/\//∕/g;
425	$path
426	}
427
428	# the original (read-only) location
429	sub load_path {
430	my ($self) = @_;
431
432	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
433	}
434
435	# the temporary/swap location
436	sub save_path {
437	my ($self) = @_;
438
439	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
440	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
441	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
442	}
443
444	# the unique path, might be eq to save_path
445	sub uniq_path {
446	my ($self) = @_;
447
448	$self->{user_rel} || $self->{random}
449	? undef
450	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
451	}
452
453	# return random map parameters, or undef
454	sub random_map_params {
455	my ($self) = @_;
456
457	$self->{random}
458	}
459
460	# this is somewhat ugly, but style maps do need special treatment
461	sub is_style_map {
462	$_[0]{path} =~ m{^/styles/}
463	}
464
465	package cf;
466		373
467	#############################################################################	374	#############################################################################
468		375
469	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
470		377
…		…
776	# object support	683	# object support
777		684
778	sub reattach {	685	sub reattach {
779	# basically do the same as instantiate, without calling instantiate	686	# basically do the same as instantiate, without calling instantiate
780	my ($obj) = @_;	687	my ($obj) = @_;
		688
		689	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
781		690
782	my $registry = $obj->registry;	691	my $registry = $obj->registry;
783		692
784	@$registry = ();	693	@$registry = ();
785		694
…		…
917	=cut	826	=cut
918		827
919	sub register_extcmd {	828	sub register_extcmd {
920	my ($name, $cb) = @_;	829	my ($name, $cb) = @_;
921		830
922	my $caller = caller;
923	#warn "registering extcmd '$name' to '$caller'";
924
925	$EXTCMD{$name} = [$cb, $caller];	831	$EXTCMD{$name} = $cb;
926	}	832	}
927		833
928	cf::player->attach (	834	cf::player->attach (
929	on_command => sub {	835	on_command => sub {
930	my ($pl, $name, $params) = @_;	836	my ($pl, $name, $params) = @_;
…		…
943		849
944	my $msg = eval { from_json $buf };	850	my $msg = eval { from_json $buf };
945		851
946	if (ref $msg) {	852	if (ref $msg) {
947	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	853	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
948	if (my %reply = $cb->[0]->($pl, $msg)) {	854	if (my %reply = $cb->($pl, $msg)) {
949	$pl->ext_reply ($msg->{msgid}, %reply);	855	$pl->ext_reply ($msg->{msgid}, %reply);
950	}	856	}
951	}	857	}
952	} else {	858	} else {
953	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	859	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
955		861
956	cf::override;	862	cf::override;
957	},	863	},
958	);	864	);
959		865
960	sub register {
961	my ($base, $pkg) = @_;
962
963	#TODO
964	}
965
966	sub load_extension {	866	sub load_extension {
967	my ($path) = @_;	867	my ($path) = @_;
968		868
969	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	869	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
970	my $base = $1;	870	my $base = $1;
971	my $pkg = $1;	871	my $pkg = $1;
972	$pkg =~ s/[^[:word:]]/_/g;	872	$pkg =~ s/[^[:word:]]/_/g;
973	$pkg = "ext::$pkg";	873	$pkg = "ext::$pkg";
974		874
975	warn "loading '$path' into '$pkg'\n";	875	warn "... loading '$path' into '$pkg'\n";
976		876
977	open my $fh, "<:utf8", $path	877	open my $fh, "<:utf8", $path
978	or die "$path: $!";	878	or die "$path: $!";
979		879
980	my $source =	880	my $source =
981	"package $pkg; use strict; use utf8;\n"	881	"package $pkg; use strict; use utf8;\n"
982	. "#line 1 \"$path\"\n{\n"	882	. "#line 1 \"$path\"\n{\n"
983	. (do { local $/; <$fh> })	883	. (do { local $/; <$fh> })
984	. "\n};\n1";	884	. "\n};\n1";
985		885
986	eval $source	886	unless (eval $source) {
987	or die $@ ? "$path: $@\n"	887	my $msg = $@ ? "$path: $@\n"
988	: "extension disabled.\n";	888	: "extension disabled.\n";
989		889	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
990	push @exts, $pkg;	890	warn $@;
991	$ext_pkg{$base} = $pkg;	891	warn "mandatory extension failed to load, exiting.\n";
992		892	exit 1;
993	# no strict 'refs';	893	}
994	# @{"$pkg\::ISA"} = ext::;	894	die $@;
995
996	register $base, $pkg;
997	}
998
999	sub unload_extension {
1000	my ($pkg) = @_;
1001
1002	warn "removing extension $pkg\n";
1003
1004	# remove hooks
1005	#TODO
1006	# for my $idx (0 .. $#PLUGIN_EVENT) {
1007	# delete $hook[$idx]{$pkg};
1008	# }	895	}
1009		896
1010	# remove commands	897	push @EXTS, $pkg;
1011	for my $name (keys %COMMAND) {
1012	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1013
1014	if (@cb) {
1015	$COMMAND{$name} = \@cb;
1016	} else {
1017	delete $COMMAND{$name};
1018	}
1019	}
1020
1021	# remove extcmds
1022	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1023	delete $EXTCMD{$name};
1024	}
1025
1026	if (my $cb = $pkg->can ("unload")) {
1027	eval {
1028	$cb->($pkg);
1029	1
1030	} or warn "$pkg unloaded, but with errors: $@";
1031	}
1032
1033	Symbol::delete_package $pkg;
1034	}	898	}
1035		899
1036	sub load_extensions {	900	sub load_extensions {
1037	for my $ext (<$LIBDIR/*.ext>) {	901	for my $ext (<$LIBDIR/*.ext>) {
1038	next unless -r $ext;	902	next unless -r $ext;
…		…
1042	} or warn "$ext not loaded: $@";	906	} or warn "$ext not loaded: $@";
1043	}	907	}
1044	}	908	}
1045		909
1046	#############################################################################	910	#############################################################################
1047	# load/save/clean perl data associated with a map
1048
1049	*cf::mapsupport::on_clean = sub {
1050	my ($map) = @_;
1051
1052	my $path = $map->tmpname;
1053	defined $path or return;
1054
1055	unlink "$path.pst";
1056	};
1057
1058	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1059
1060	#############################################################################
1061	# load/save perl data associated with player->ob objects
1062
1063	sub all_objects(@) {
1064	@_, map all_objects ($_->inv), @_
1065	}
1066
1067	# TODO: compatibility cruft, remove when no longer needed
1068	cf::player->attach (
1069	on_load => sub {
1070	my ($pl, $path) = @_;
1071
1072	for my $o (all_objects $pl->ob) {
1073	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1074	$o->set_ob_key_value ("_perl_data");
1075
1076	%$o = %{ Storable::thaw pack "H*", $value };
1077	}
1078	}
1079	},
1080	);
1081
1082	#############################################################################
1083		911
1084	=head2 CORE EXTENSIONS	912	=head2 CORE EXTENSIONS
1085		913
1086	Functions and methods that extend core crossfire objects.	914	Functions and methods that extend core crossfire objects.
1087		915
		916	=cut
		917
		918	package cf::player;
		919
		920	use Coro::AIO;
		921
1088	=head3 cf::player	922	=head3 cf::player
1089		923
1090	=over 4	924	=over 4
1091		925
1092	=item cf::player::exists $login	926	=item cf::player::find $login
1093		927
1094	Returns true when the given account exists.	928	Returns the given player object, loading it if necessary (might block).
1095		929
1096	=cut	930	=cut
1097		931
1098	sub cf::player::exists($) {	932	sub playerdir($) {
1099	cf::player::find $_[0]	933	cf::localdir
1100	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	934	. "/"
		935	. cf::playerdir
		936	. "/"
		937	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		938	}
		939
		940	sub path($) {
		941	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		942
		943	(playerdir $login) . "/$login.pl"
		944	}
		945
		946	sub find_active($) {
		947	$cf::PLAYER{$_[0]}
		948	and $cf::PLAYER{$_[0]}->active
		949	and $cf::PLAYER{$_[0]}
		950	}
		951
		952	sub exists($) {
		953	my ($login) = @_;
		954
		955	$cf::PLAYER{$login}
		956	or cf::sync_job { !aio_stat $login }
		957	}
		958
		959	sub find($) {
		960	return $cf::PLAYER{$_[0]} || do {
		961	my $login = $_[0];
		962
		963	my $guard = cf::lock_acquire "user_find:$login";
		964
		965	$cf::PLAYER{$_[0]} || do {
		966	my $pl = load_pl path $login
		967	or return;
		968	$cf::PLAYER{$login} = $pl
		969	}
		970	}
		971	}
		972
		973	sub save($) {
		974	my ($pl) = @_;
		975
		976	return if $pl->{deny_save};
		977
		978	my $path = path $pl;
		979	my $guard = cf::lock_acquire "user_save:$path";
		980
		981	return if $pl->{deny_save};
		982
		983	aio_mkdir playerdir $pl, 0770;
		984	$pl->{last_save} = $cf::RUNTIME;
		985
		986	$pl->save_pl ($path);
		987	Coro::cede;
		988	}
		989
		990	sub new($) {
		991	my ($login) = @_;
		992
		993	my $self = create;
		994
		995	$self->ob->name ($login);
		996	$self->{deny_save} = 1;
		997
		998	$cf::PLAYER{$login} = $self;
		999
		1000	$self
		1001	}
		1002
		1003	=item $pl->quit_character
		1004
		1005	Nukes the player without looking back. If logged in, the connection will
		1006	be destroyed. May block for a long time.
		1007
		1008	=cut
		1009
		1010	sub quit_character {
		1011	my ($pl) = @_;
		1012
		1013	$pl->{deny_save} = 1;
		1014	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1015
		1016	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1017	$pl->deactivate;
		1018	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1019	$pl->ns->destroy if $pl->ns;
		1020
		1021	my $path = playerdir $pl;
		1022	my $temp = "$path~$cf::RUNTIME~deleting~";
		1023	aio_rename $path, $temp;
		1024	delete $cf::PLAYER{$pl->ob->name};
		1025	$pl->destroy;
		1026	IO::AIO::aio_rmtree $temp;
		1027	}
		1028
		1029	=item cf::player::list_logins
		1030
		1031	Returns am arrayref of all valid playernames in the system, can take a
		1032	while and may block, so not sync_job-capable, ever.
		1033
		1034	=cut
		1035
		1036	sub list_logins {
		1037	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1038	or return [];
		1039
		1040	my @logins;
		1041
		1042	for my $login (@$dirs) {
		1043	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1044	aio_read $fh, 0, 512, my $buf, 0 or next;
		1045	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1046
		1047	utf8::decode $login;
		1048	push @logins, $login;
		1049	}
		1050
		1051	\@logins
		1052	}
		1053
		1054	=item $player->maps
		1055
		1056	Returns an arrayref of map paths that are private for this
		1057	player. May block.
		1058
		1059	=cut
		1060
		1061	sub maps($) {
		1062	my ($pl) = @_;
		1063
		1064	my $files = aio_readdir playerdir $pl
		1065	or return;
		1066
		1067	my @paths;
		1068
		1069	for (@$files) {
		1070	utf8::decode $_;
		1071	next if /\.(?:pl|pst)$/;
		1072	next unless /^$PATH_SEP/o;
		1073
		1074	s/\.map$//;
		1075	push @paths, "~" . $pl->ob->name . "/" . $_;
		1076	}
		1077
		1078	\@paths
1101	}	1079	}
1102		1080
1103	=item $player->ext_reply ($msgid, $msgtype, %msg)	1081	=item $player->ext_reply ($msgid, $msgtype, %msg)
1104		1082
1105	Sends an ext reply to the player.	1083	Sends an ext reply to the player.
1106		1084
1107	=cut	1085	=cut
1108		1086
1109	sub cf::player::ext_reply($$$%) {	1087	sub ext_reply($$$%) {
1110	my ($self, $id, %msg) = @_;	1088	my ($self, $id, %msg) = @_;
1111		1089
1112	$msg{msgid} = $id;	1090	$msg{msgid} = $id;
1113		1091
1114	$self->send ("ext " . to_json \%msg);	1092	$self->send ("ext " . cf::to_json \%msg);
1115	}	1093	}
		1094
		1095	package cf;
1116		1096
1117	=back	1097	=back
1118		1098
1119		1099
1120	=head3 cf::map	1100	=head3 cf::map
…		…
1126	package cf::map;	1106	package cf::map;
1127		1107
1128	use Fcntl;	1108	use Fcntl;
1129	use Coro::AIO;	1109	use Coro::AIO;
1130		1110
		1111	use overload
		1112	'""' => \&as_string;
		1113
1131	our $MAX_RESET = 7200;	1114	our $MAX_RESET = 3600;
1132	our $DEFAULT_RESET = 3600;	1115	our $DEFAULT_RESET = 3000;
1133		1116
1134	sub generate_random_map {	1117	sub generate_random_map {
1135	my ($path, $rmp) = @_;	1118	my ($self, $rmp) = @_;
1136		1119
1137	# mit "rum" bekleckern, nicht	1120	# mit "rum" bekleckern, nicht
1138	cf::map::_create_random_map	1121	$self->_create_random_map (
1139	$path,
1140	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1122	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1141	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1123	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1142	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1124	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1143	$rmp->{exit_on_final_map},	1125	$rmp->{exit_on_final_map},
1144	$rmp->{xsize}, $rmp->{ysize},	1126	$rmp->{xsize}, $rmp->{ysize},
1145	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1127	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1146	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1128	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1147	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1129	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1148	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1130	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1149	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1131	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1150	(cf::region::find $rmp->{region})	1132	(cf::region::find $rmp->{region}), $rmp->{custom}
		1133	)
		1134	}
		1135
		1136	sub register {
		1137	my (undef, $regex) = @_;
		1138	my $pkg = caller;
		1139
		1140	no strict;
		1141	push @{"$pkg\::ISA"}, __PACKAGE__;
		1142
		1143	$EXT_MAP{$pkg} = qr<$regex>;
		1144	}
		1145
		1146	# also paths starting with '/'
		1147	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1148
		1149	sub normalise {
		1150	my ($path, $base) = @_;
		1151
		1152	# map plan:
		1153	#
		1154	# /! non-realised random map exit (special hack!)
		1155	# {... are special paths that are not being touched
		1156	# ?xxx/... are special absolute paths
		1157	# ?random/... random maps
		1158	# /... normal maps
		1159	# ~user/... per-player map of a specific user
		1160
		1161	$path =~ s/$PATH_SEP/\//go;
		1162
		1163	# treat it as relative path if it starts with
		1164	# something that looks reasonable
		1165	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1166	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1167
		1168	$base =~ s{[^/]+/?$}{};
		1169	$path = "$base/$path";
		1170	}
		1171
		1172	for ($path) {
		1173	redo if s{//}{/};
		1174	redo if s{/\.?/}{/};
		1175	redo if s{/[^/]+/\.\./}{/};
		1176	}
		1177
		1178	$path
		1179	}
		1180
		1181	sub new_from_path {
		1182	my (undef, $path, $base) = @_;
		1183
		1184	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1185
		1186	$path = normalise $path, $base;
		1187
		1188	for my $pkg (keys %EXT_MAP) {
		1189	if ($path =~ $EXT_MAP{$pkg}) {
		1190	my $self = bless cf::map::new, $pkg;
		1191	$self->{path} = $path; $self->path ($path);
		1192	$self->init; # pass $1 etc.
		1193	return $self;
		1194	}
		1195	}
		1196
		1197	Carp::carp "unable to resolve path '$path'.";
		1198	()
		1199	}
		1200
		1201	sub init {
		1202	my ($self) = @_;
		1203
		1204	$self
		1205	}
		1206
		1207	sub as_string {
		1208	my ($self) = @_;
		1209
		1210	"$self->{path}"
		1211	}
		1212
		1213	# the displayed name, this is a one way mapping
		1214	sub visible_name {
		1215	&as_string
		1216	}
		1217
		1218	# the original (read-only) location
		1219	sub load_path {
		1220	my ($self) = @_;
		1221
		1222	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1223	}
		1224
		1225	# the temporary/swap location
		1226	sub save_path {
		1227	my ($self) = @_;
		1228
		1229	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1230	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1231	}
		1232
		1233	# the unique path, undef == no special unique path
		1234	sub uniq_path {
		1235	my ($self) = @_;
		1236
		1237	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1238	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1151	}	1239	}
1152		1240
1153	# and all this just because we cannot iterate over	1241	# and all this just because we cannot iterate over
1154	# all maps in C++...	1242	# all maps in C++...
1155	sub change_all_map_light {	1243	sub change_all_map_light {
1156	my ($change) = @_;	1244	my ($change) = @_;
1157		1245
1158	$_->change_map_light ($change) for values %cf::MAP;	1246	$_->change_map_light ($change)
		1247	for grep $_->outdoor, values %cf::MAP;
1159	}	1248	}
1160		1249
		1250	sub unlink_save {
		1251	my ($self) = @_;
		1252
		1253	utf8::encode (my $save = $self->save_path);
		1254	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1255	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1256	}
		1257
1161	sub try_load_header($) {	1258	sub load_header_from($) {
1162	my ($path) = @_;	1259	my ($self, $path) = @_;
1163		1260
1164	utf8::encode $path;	1261	utf8::encode $path;
1165	aio_open $path, O_RDONLY, 0	1262	aio_open $path, O_RDONLY, 0
1166	or return;	1263	or return;
1167		1264
1168	my $map = cf::map::new	1265	$self->_load_header ($path)
1169	or return;	1266	or return;
1170		1267
1171	$map->load_header ($path)	1268	$self->{load_path} = $path;
		1269
		1270	1
		1271	}
		1272
		1273	sub load_orig {
		1274	my ($self) = @_;
		1275
		1276	$self->load_header_from ($self->load_path)
		1277	}
		1278
		1279	sub load_temp {
		1280	my ($self) = @_;
		1281
		1282	$self->load_header_from ($self->save_path)
		1283	}
		1284
		1285	sub load_header {
		1286	my ($self) = @_;
		1287
		1288	if ($self->load_temp) {
		1289	$self->last_access ((delete $self->{last_access})
		1290	|| $cf::RUNTIME); #d#
		1291	# safety
		1292	$self->{instantiate_time} = $cf::RUNTIME
		1293	if $self->{instantiate_time} > $cf::RUNTIME;
		1294	} else {
		1295	$self->load_orig
1172	or return;	1296	or return;
1173		1297
1174	$map->{load_path} = $path;	1298	$self->{load_original} = 1;
		1299	$self->{instantiate_time} = $cf::RUNTIME;
		1300	$self->last_access ($cf::RUNTIME);
		1301	$self->instantiate;
		1302	}
1175		1303
1176	$map	1304	1
1177	}	1305	}
1178		1306
		1307	sub find;
1179	sub find_map {	1308	sub find {
1180	my ($path, $origin) = @_;	1309	my ($path, $origin) = @_;
1181		1310
1182	#warn "find_map<$path,$origin>\n";#d#
1183
1184	$path = new cf::path $path, $origin && $origin->path;	1311	$path = normalise $path, $origin && $origin->path;
1185	my $key = $path->as_string;
1186		1312
1187	cf::lock_wait "map_find:$key";	1313	cf::lock_wait "map_find:$path";
1188		1314
1189	$cf::MAP{$key} || do {	1315	$cf::MAP{$path} || do {
1190	my $guard = cf::lock_acquire "map_find:$key";	1316	my $guard = cf::lock_acquire "map_find:$path";
1191		1317	my $map = new_from_path cf::map $path
1192	# do it the slow way
1193	my $map = try_load_header $path->save_path;
1194
1195	if ($map) {
1196	# safety
1197	$map->{instantiate_time} = $cf::RUNTIME
1198	if $map->{instantiate_time} > $cf::RUNTIME;
1199	} else {
1200	if (my $rmp = $path->random_map_params) {
1201	$map = generate_random_map $key, $rmp;
1202	} else {
1203	$map = try_load_header $path->load_path;
1204	}
1205
1206	$map or return;	1318	or return;
1207		1319
1208	$map->{load_original} = 1;
1209	$map->{instantiate_time} = $cf::RUNTIME;
1210	$map->instantiate;
1211
1212	# per-player maps become, after loading, normal maps
1213	$map->per_player (0) if $path->{user_rel};
1214	}
1215
1216	$map->path ($key);
1217	$map->{path} = $path;
1218	$map->{last_save} = $cf::RUNTIME;	1320	$map->{last_save} = $cf::RUNTIME;
1219	$map->last_access ($cf::RUNTIME);	1321
		1322	$map->load_header
		1323	or return;
1220		1324
1221	if ($map->should_reset) {	1325	if ($map->should_reset) {
1222	$map->reset;	1326	$map->reset;
		1327	undef $guard;
1223	$map = find_map $path;	1328	$map = find $path
		1329	or return;
1224	}	1330	}
1225		1331
1226	$cf::MAP{$key} = $map	1332	$cf::MAP{$path} = $map
1227	}	1333	}
1228	}	1334	}
1229		1335
1230	sub load {	1336	sub load {
1231	my ($self) = @_;	1337	my ($self) = @_;
1232		1338
1233	my $path = $self->{path};	1339	my $path = $self->{path};
1234	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1340	my $guard = cf::lock_acquire "map_load:$path";
1235		1341
1236	return if $self->in_memory != cf::MAP_SWAPPED;	1342	return if $self->in_memory != cf::MAP_SWAPPED;
1237		1343
1238	$self->in_memory (cf::MAP_LOADING);	1344	$self->in_memory (cf::MAP_LOADING);
1239		1345
1240	$self->alloc;	1346	$self->alloc;
1241	$self->load_objects ($self->{load_path}, 1)	1347	$self->_load_objects ($self->{load_path}, 1)
1242	or return;	1348	or return;
1243		1349
1244	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1350	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1245	if delete $self->{load_original};	1351	if delete $self->{load_original};
1246		1352
1247	if (my $uniq = $path->uniq_path) {	1353	if (my $uniq = $self->uniq_path) {
1248	utf8::encode $uniq;	1354	utf8::encode $uniq;
1249	if (aio_open $uniq, O_RDONLY, 0) {	1355	if (aio_open $uniq, O_RDONLY, 0) {
1250	$self->clear_unique_items;	1356	$self->clear_unique_items;
1251	$self->load_objects ($uniq, 0);	1357	$self->_load_objects ($uniq, 0);
1252	}	1358	}
1253	}	1359	}
		1360
		1361	Coro::cede;
1254		1362
1255	# now do the right thing for maps	1363	# now do the right thing for maps
1256	$self->link_multipart_objects;	1364	$self->link_multipart_objects;
1257		1365
1258	if ($self->{path}->is_style_map) {	1366	unless ($self->{deny_activate}) {
1259	$self->{deny_save} = 1;	1367	$self->decay_objects;
1260	$self->{deny_reset} = 1;
1261	} else {
1262	$self->fix_auto_apply;	1368	$self->fix_auto_apply;
1263	$self->decay_objects;
1264	$self->update_buttons;	1369	$self->update_buttons;
		1370	Coro::cede;
1265	$self->set_darkness_map;	1371	$self->set_darkness_map;
1266	$self->difficulty ($self->estimate_difficulty)	1372	$self->difficulty ($self->estimate_difficulty)
1267	unless $self->difficulty;	1373	unless $self->difficulty;
		1374	Coro::cede;
1268	$self->activate;	1375	$self->activate;
1269	}	1376	}
1270		1377
1271	$self->in_memory (cf::MAP_IN_MEMORY);	1378	$self->in_memory (cf::MAP_IN_MEMORY);
1272	}	1379	}
1273		1380
1274	sub load_map_sync {	1381	sub customise_for {
		1382	my ($self, $ob) = @_;
		1383
		1384	return find "~" . $ob->name . "/" . $self->{path}
		1385	if $self->per_player;
		1386
		1387	$self
		1388	}
		1389
		1390	# find and load all maps in the 3x3 area around a map
		1391	sub load_diag {
		1392	my ($map) = @_;
		1393
		1394	my @diag; # diagonal neighbours
		1395
		1396	for (0 .. 3) {
		1397	my $neigh = $map->tile_path ($_)
		1398	or next;
		1399	$neigh = find $neigh, $map
		1400	or next;
		1401	$neigh->load;
		1402
		1403	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1404	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1405	}
		1406
		1407	for (@diag) {
		1408	my $neigh = find @$_
		1409	or next;
		1410	$neigh->load;
		1411	}
		1412	}
		1413
		1414	sub find_sync {
1275	my ($path, $origin) = @_;	1415	my ($path, $origin) = @_;
1276		1416
1277	#warn "load_map_sync<$path, $origin>\n";#d#	1417	cf::sync_job { find $path, $origin }
		1418	}
1278		1419
1279	cf::sync_job {	1420	sub do_load_sync {
1280	my $map = cf::map::find_map $path, $origin	1421	my ($map) = @_;
		1422
		1423	cf::sync_job { $map->load };
		1424	}
		1425
		1426	our %MAP_PREFETCH;
		1427	our $MAP_PREFETCHER = Coro::async {
		1428	while () {
		1429	for my $path (keys %MAP_PREFETCH) {
		1430	my $map = find $path
1281	or return;	1431	or next;
1282	$map->load;	1432	$map->load;
1283	$map	1433
		1434	delete $MAP_PREFETCH{$path};
		1435	}
		1436	Coro::schedule;
1284	}	1437	}
		1438	};
		1439
		1440	sub find_async {
		1441	my ($path, $origin) = @_;
		1442
		1443	$path = normalise $path, $origin && $origin->{path};
		1444
		1445	if (my $map = $cf::MAP{$path}) {
		1446	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1447	}
		1448
		1449	$MAP_PREFETCH{$path} = 0;
		1450	$MAP_PREFETCHER->ready;
		1451
		1452	()
1285	}	1453	}
1286		1454
1287	sub save {	1455	sub save {
1288	my ($self) = @_;	1456	my ($self) = @_;
1289		1457
		1458	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1459
1290	$self->{last_save} = $cf::RUNTIME;	1460	$self->{last_save} = $cf::RUNTIME;
1291		1461
1292	return unless $self->dirty;	1462	return unless $self->dirty;
1293		1463
1294	my $save = $self->{path}->save_path; utf8::encode $save;	1464	my $save = $self->save_path; utf8::encode $save;
1295	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1465	my $uniq = $self->uniq_path; utf8::encode $uniq;
1296		1466
1297	$self->{load_path} = $save;	1467	$self->{load_path} = $save;
1298		1468
1299	return if $self->{deny_save};	1469	return if $self->{deny_save};
1300		1470
		1471	local $self->{last_access} = $self->last_access;#d#
		1472
		1473	cf::async {
		1474	$_->contr->save for $self->players;
		1475	};
		1476
1301	if ($uniq) {	1477	if ($uniq) {
1302	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1478	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1303	$self->save_objects ($uniq, cf::IO_UNIQUES);	1479	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1304	} else {	1480	} else {
1305	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1481	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1306	}	1482	}
1307	}	1483	}
1308		1484
1309	sub swap_out {	1485	sub swap_out {
1310	my ($self) = @_;	1486	my ($self) = @_;
		1487
		1488	# save first because save cedes
		1489	$self->save;
		1490
		1491	my $lock = cf::lock_acquire "map_data:" . $self->path;
1311		1492
1312	return if $self->players;	1493	return if $self->players;
1313	return if $self->in_memory != cf::MAP_IN_MEMORY;	1494	return if $self->in_memory != cf::MAP_IN_MEMORY;
1314	return if $self->{deny_save};	1495	return if $self->{deny_save};
1315		1496
1316	$self->save;
1317	$self->clear;	1497	$self->clear;
1318	$self->in_memory (cf::MAP_SWAPPED);	1498	$self->in_memory (cf::MAP_SWAPPED);
1319	}	1499	}
1320		1500
1321	sub reset_at {	1501	sub reset_at {
1322	my ($self) = @_;	1502	my ($self) = @_;
1323		1503
1324	# TODO: safety, remove and allow resettable per-player maps	1504	# TODO: safety, remove and allow resettable per-player maps
1325	return 1e99 if $self->{path}{user_rel};	1505	return 1e99 if $self->isa ("ext::map_per_player");#d#
1326	return 1e99 if $self->{deny_reset};	1506	return 1e99 if $self->{deny_reset};
1327		1507
1328	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1508	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1329	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1509	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1330		1510
…		…
1335	my ($self) = @_;	1515	my ($self) = @_;
1336		1516
1337	$self->reset_at <= $cf::RUNTIME	1517	$self->reset_at <= $cf::RUNTIME
1338	}	1518	}
1339		1519
1340	sub unlink_save {
1341	my ($self) = @_;
1342
1343	utf8::encode (my $save = $self->{path}->save_path);
1344	aioreq_pri 3; IO::AIO::aio_unlink $save;
1345	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1346	}
1347
1348	sub rename {	1520	sub rename {
1349	my ($self, $new_path) = @_;	1521	my ($self, $new_path) = @_;
1350		1522
		1523	normalise $new_path;
		1524
1351	$self->unlink_save;	1525	$self->unlink_save;
1352		1526
1353	delete $cf::MAP{$self->path};	1527	delete $cf::MAP{$self->path};
1354	$self->{path} = new cf::path $new_path;	1528	$self->{path} = $new_path; $self->path ($self->{path});
1355	$self->path ($self->{path}->as_string);
1356	$cf::MAP{$self->path} = $self;	1529	$cf::MAP{$self->path} = $self;
1357		1530
1358	$self->save;	1531	$self->save;
1359	}	1532	}
1360		1533
1361	sub reset {	1534	sub reset {
1362	my ($self) = @_;	1535	my ($self) = @_;
1363		1536
		1537	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1538
1364	return if $self->players;	1539	return if $self->players;
1365	return if $self->{path}{user_rel};#d#	1540	return if $self->isa ("ext::map_per_player");#d#
1366		1541
1367	warn "resetting map ", $self->path;#d#	1542	warn "resetting map ", $self->path;#d#
1368		1543
1369	delete $cf::MAP{$self->path};	1544	delete $cf::MAP{$self->path};
		1545
		1546	$self->in_memory (cf::MAP_SWAPPED);
		1547	$self->clear;
1370		1548
1371	$_->clear_links_to ($self) for values %cf::MAP;	1549	$_->clear_links_to ($self) for values %cf::MAP;
1372		1550
1373	$self->unlink_save;	1551	$self->unlink_save;
1374	$self->destroy;	1552	$self->destroy;
…		…
1383	$self->reset_timeout (1);	1561	$self->reset_timeout (1);
1384	$self->rename ("{nuke}/" . ($nuke_counter++));	1562	$self->rename ("{nuke}/" . ($nuke_counter++));
1385	$self->reset; # polite request, might not happen	1563	$self->reset; # polite request, might not happen
1386	}	1564	}
1387		1565
1388	sub customise_for {	1566	=item cf::map::unique_maps
1389	my ($map, $ob) = @_;
1390		1567
1391	if ($map->per_player) {	1568	Returns an arrayref of paths of all shared maps that have
1392	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1569	instantiated unique items. May block.
1393	}
1394		1570
1395	$map	1571	=cut
1396	}
1397		1572
1398	sub emergency_save {	1573	sub unique_maps() {
1399	local $cf::FREEZE = 1;	1574	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1575	or return;
1400		1576
1401	warn "enter emergency map save\n";	1577	my @paths;
1402		1578
1403	cf::sync_job {	1579	for (@$files) {
1404	warn "begin emergency map save\n";	1580	utf8::decode $_;
1405	$_->save for values %cf::MAP;	1581	next if /\.pst$/;
		1582	next unless /^$PATH_SEP/o;
		1583
		1584	s/\.map$//;
		1585	push @paths, $_;
1406	};	1586	}
1407		1587
1408	warn "end emergency map save\n";	1588	\@paths
1409	}	1589	}
1410		1590
1411	package cf;	1591	package cf;
1412		1592
1413	=back	1593	=back
1414		1594
		1595	=head3 cf::object
		1596
		1597	=cut
		1598
		1599	package cf::object;
		1600
		1601	=over 4
		1602
		1603	=item $ob->inv_recursive
		1604
		1605	Returns the inventory of the object _and_ their inventories, recursively.
		1606
		1607	=cut
		1608
		1609	sub inv_recursive_;
		1610	sub inv_recursive_ {
		1611	map { $_, inv_recursive_ $_->inv } @_
		1612	}
		1613
		1614	sub inv_recursive {
		1615	inv_recursive_ inv $_[0]
		1616	}
		1617
		1618	package cf;
		1619
		1620	=back
1415		1621
1416	=head3 cf::object::player	1622	=head3 cf::object::player
1417		1623
1418	=over 4	1624	=over 4
1419		1625
…		…
1459		1665
1460	=item $player_object->enter_link	1666	=item $player_object->enter_link
1461		1667
1462	Freezes the player and moves him/her to a special map (C<{link}>).	1668	Freezes the player and moves him/her to a special map (C<{link}>).
1463		1669
1464	The player should be reaosnably safe there for short amounts of time. You	1670	The player should be reasonably safe there for short amounts of time. You
1465	I<MUST> call C<leave_link> as soon as possible, though.	1671	I<MUST> call C<leave_link> as soon as possible, though.
1466		1672
		1673	Will never block.
		1674
1467	=item $player_object->leave_link ($map, $x, $y)	1675	=item $player_object->leave_link ($map, $x, $y)
1468		1676
1469	Moves the player out of the specila link map onto the given map. If the	1677	Moves the player out of the special C<{link}> map onto the specified
1470	map is not valid (or omitted), the player will be moved back to the	1678	map. If the map is not valid (or omitted), the player will be moved back
1471	location he/she was before the call to C<enter_link>, or, if that fails,	1679	to the location he/she was before the call to C<enter_link>, or, if that
1472	to the emergency map position.	1680	fails, to the emergency map position.
1473		1681
1474	Might block.	1682	Might block.
1475		1683
1476	=cut	1684	=cut
		1685
		1686	sub link_map {
		1687	unless ($LINK_MAP) {
		1688	$LINK_MAP = cf::map::find "{link}"
		1689	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1690	$LINK_MAP->load;
		1691	}
		1692
		1693	$LINK_MAP
		1694	}
1477		1695
1478	sub cf::object::player::enter_link {	1696	sub cf::object::player::enter_link {
1479	my ($self) = @_;	1697	my ($self) = @_;
1480		1698
1481	$self->deactivate_recursive;	1699	$self->deactivate_recursive;
1482		1700
1483	return if $self->map == $LINK_MAP;	1701	return if UNIVERSAL::isa $self->map, "ext::map_link";
1484		1702
1485	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1703	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1486	if $self->map;	1704	if $self->map;
1487		1705
1488	$self->enter_map ($LINK_MAP, 20, 20);	1706	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1489	}	1707	}
1490		1708
1491	sub cf::object::player::leave_link {	1709	sub cf::object::player::leave_link {
1492	my ($self, $map, $x, $y) = @_;	1710	my ($self, $map, $x, $y) = @_;
1493		1711
1494	my $link_pos = delete $self->{_link_pos};	1712	my $link_pos = delete $self->{_link_pos};
1495		1713
1496	unless ($map) {	1714	unless ($map) {
1497	# restore original map position	1715	# restore original map position
1498	($map, $x, $y) = @{ $link_pos || [] };	1716	($map, $x, $y) = @{ $link_pos || [] };
1499	$map = cf::map::find_map $map;	1717	$map = cf::map::find $map;
1500		1718
1501	unless ($map) {	1719	unless ($map) {
1502	($map, $x, $y) = @$EMERGENCY_POSITION;	1720	($map, $x, $y) = @$EMERGENCY_POSITION;
1503	$map = cf::map::find_map $map	1721	$map = cf::map::find $map
1504	or die "FATAL: cannot load emergency map\n";	1722	or die "FATAL: cannot load emergency map\n";
1505	}	1723	}
1506	}	1724	}
1507		1725
1508	($x, $y) = (-1, -1)	1726	($x, $y) = (-1, -1)
…		…
1511	# use -1 or undef as default coordinates, not 0, 0	1729	# use -1 or undef as default coordinates, not 0, 0
1512	($x, $y) = ($map->enter_x, $map->enter_y)	1730	($x, $y) = ($map->enter_x, $map->enter_y)
1513	if $x <=0 && $y <= 0;	1731	if $x <=0 && $y <= 0;
1514		1732
1515	$map->load;	1733	$map->load;
		1734	$map->load_diag;
1516		1735
		1736	return unless $self->contr->active;
1517	$self->activate_recursive;	1737	$self->activate_recursive;
1518	$self->enter_map ($map, $x, $y);	1738	$self->enter_map ($map, $x, $y);
1519	}	1739	}
1520		1740
1521	cf::player->attach (	1741	cf::player->attach (
…		…
1534		1754
1535	# try to abort aborted map switching on player login :)	1755	# try to abort aborted map switching on player login :)
1536	# should happen only on crashes	1756	# should happen only on crashes
1537	if ($pl->ob->{_link_pos}) {	1757	if ($pl->ob->{_link_pos}) {
1538	$pl->ob->enter_link;	1758	$pl->ob->enter_link;
1539	Coro::async {	1759	(async {
1540	# we need this sleep as the login has a concurrent enter_exit running	1760	# we need this sleep as the login has a concurrent enter_exit running
1541	# and this sleep increases chances of the player not ending up in scorn	1761	# and this sleep increases chances of the player not ending up in scorn
		1762	$pl->ob->reply (undef,
		1763	"There was an internal problem at your last logout, "
		1764	. "the server will try to bring you to your intended destination in a second.",
		1765	cf::NDI_RED);
1542	Coro::Timer::sleep 1;	1766	Coro::Timer::sleep 1;
1543	$pl->ob->leave_link;	1767	$pl->ob->leave_link;
1544	};	1768	})->prio (2);
1545	}	1769	}
1546	},	1770	},
1547	);	1771	);
1548		1772
1549	=item $player_object->goto_map ($path, $x, $y)	1773	=item $player_object->goto ($path, $x, $y)
1550		1774
1551	=cut	1775	=cut
1552		1776
1553	sub cf::object::player::goto_map {	1777	sub cf::object::player::goto {
1554	my ($self, $path, $x, $y) = @_;	1778	my ($self, $path, $x, $y) = @_;
1555		1779
1556	$self->enter_link;	1780	$self->enter_link;
1557		1781
1558	(Coro::async {	1782	(async {
1559	$path = new cf::path $path;
1560
1561	my $map = cf::map::find_map $path->as_string;	1783	my $map = cf::map::find $path;
1562	$map = $map->customise_for ($self) if $map;	1784	$map = $map->customise_for ($self) if $map;
1563		1785
1564	# warn "entering ", $map->path, " at ($x, $y)\n"	1786	# warn "entering ", $map->path, " at ($x, $y)\n"
1565	# if $map;	1787	# if $map;
1566		1788
1567	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1789	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1568		1790
1569	$self->leave_link ($map, $x, $y);	1791	$self->leave_link ($map, $x, $y);
1570	})->prio (1);	1792	})->prio (1);
1571	}	1793	}
1572		1794
…		…
1625		1847
1626	return unless $self->type == cf::PLAYER;	1848	return unless $self->type == cf::PLAYER;
1627		1849
1628	$self->enter_link;	1850	$self->enter_link;
1629		1851
1630	(Coro::async {	1852	(async {
		1853	$self->deactivate_recursive; # just to be sure
1631	unless (eval {	1854	unless (eval {
1632
1633	prepare_random_map $exit	1855	prepare_random_map $exit
1634	if $exit->slaying eq "/!";	1856	if $exit->slaying eq "/!";
1635		1857
1636	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1858	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1637	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1859	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1638		1860
1639	1;	1861	1;
1640	}) {	1862	}) {
1641	$self->message ("Something went wrong deep within the crossfire server. "	1863	$self->message ("Something went wrong deep within the crossfire server. "
1642	. "I'll try to bring you back to the map you were before. "	1864	. "I'll try to bring you back to the map you were before. "
1643	. "Please report this to the dungeon master",	1865	. "Please report this to the dungeon master!",
1644	cf::NDI_UNIQUE | cf::NDI_RED);	1866	cf::NDI_UNIQUE | cf::NDI_RED);
1645		1867
1646	warn "ERROR in enter_exit: $@";	1868	warn "ERROR in enter_exit: $@";
1647	$self->leave_link;	1869	$self->leave_link;
1648	}	1870	}
…		…
1699	on_reply => sub {	1921	on_reply => sub {
1700	my ($ns, $msg) = @_;	1922	my ($ns, $msg) = @_;
1701		1923
1702	# this weird shuffling is so that direct followup queries	1924	# this weird shuffling is so that direct followup queries
1703	# get handled first	1925	# get handled first
1704	my $queue = delete $ns->{query_queue};	1926	my $queue = delete $ns->{query_queue}
		1927	or return; # be conservative, not sure how that can happen, but we saw a crash here
1705		1928
1706	(shift @$queue)->[1]->($msg);	1929	(shift @$queue)->[1]->($msg);
1707		1930
1708	push @{ $ns->{query_queue} }, @$queue;	1931	push @{ $ns->{query_queue} }, @$queue;
1709		1932
…		…
1715	}	1938	}
1716	}	1939	}
1717	},	1940	},
1718	);	1941	);
1719		1942
1720	=item $client->coro (\&cb)	1943	=item $client->async (\&cb)
1721		1944
1722	Create a new coroutine, running the specified callback. The coroutine will	1945	Create a new coroutine, running the specified callback. The coroutine will
1723	be automatically cancelled when the client gets destroyed (e.g. on logout,	1946	be automatically cancelled when the client gets destroyed (e.g. on logout,
1724	or loss of connection).	1947	or loss of connection).
1725		1948
1726	=cut	1949	=cut
1727		1950
1728	sub cf::client::coro {	1951	sub cf::client::async {
1729	my ($self, $cb) = @_;	1952	my ($self, $cb) = @_;
1730		1953
1731	my $coro; $coro = async {	1954	my $coro = &Coro::async ($cb);
1732	eval {
1733	$cb->();
1734	};
1735	warn $@ if $@;
1736	};
1737		1955
1738	$coro->on_destroy (sub {	1956	$coro->on_destroy (sub {
1739	delete $self->{_coro}{$coro+0};	1957	delete $self->{_coro}{$coro+0};
1740	});	1958	});
1741		1959
…		…
1976	open my $fh, "<:utf8", cf::confdir . "/config"	2194	open my $fh, "<:utf8", cf::confdir . "/config"
1977	or return;	2195	or return;
1978		2196
1979	local $/;	2197	local $/;
1980	*CFG = YAML::Syck::Load <$fh>;	2198	*CFG = YAML::Syck::Load <$fh>;
		2199
		2200	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2201
		2202	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2203	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2204
		2205	if (exists $CFG{mlockall}) {
		2206	eval {
		2207	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2208	and die "WARNING: m(un)lockall failed: $!\n";
		2209	};
		2210	warn $@ if $@;
		2211	}
1981	}	2212	}
1982		2213
1983	sub main {	2214	sub main {
1984	# we must not ever block the main coroutine	2215	# we must not ever block the main coroutine
1985	local $Coro::idle = sub {	2216	local $Coro::idle = sub {
1986	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2217	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1987	(Coro::unblock_sub {
1988	Event::one_event;	2218	async { Event::one_event };
1989	})->();
1990	};	2219	};
1991		2220
1992	cfg_load;	2221	cfg_load;
1993	db_load;	2222	db_load;
1994	load_extensions;	2223	load_extensions;
1995	Event::loop;	2224	Event::loop;
1996	}	2225	}
1997		2226
1998	#############################################################################	2227	#############################################################################
1999	# initialisation	2228	# initialisation and cleanup
		2229
		2230	# install some emergency cleanup handlers
		2231	BEGIN {
		2232	for my $signal (qw(INT HUP TERM)) {
		2233	Event->signal (
		2234	data => WF_AUTOCANCEL,
		2235	signal => $signal,
		2236	cb => sub {
		2237	cf::cleanup "SIG$signal";
		2238	},
		2239	);
		2240	}
		2241	}
		2242
		2243	sub emergency_save() {
		2244	my $freeze_guard = cf::freeze_mainloop;
		2245
		2246	warn "enter emergency perl save\n";
		2247
		2248	cf::sync_job {
		2249	# use a peculiar iteration method to avoid tripping on perl
		2250	# refcount bugs in for. also avoids problems with players
		2251	# and maps saved/destroyed asynchronously.
		2252	warn "begin emergency player save\n";
		2253	for my $login (keys %cf::PLAYER) {
		2254	my $pl = $cf::PLAYER{$login} or next;
		2255	$pl->valid or next;
		2256	$pl->save;
		2257	}
		2258	warn "end emergency player save\n";
		2259
		2260	warn "begin emergency map save\n";
		2261	for my $path (keys %cf::MAP) {
		2262	my $map = $cf::MAP{$path} or next;
		2263	$map->valid or next;
		2264	$map->save;
		2265	}
		2266	warn "end emergency map save\n";
		2267	};
		2268
		2269	warn "leave emergency perl save\n";
		2270	}
2000		2271
2001	sub reload() {	2272	sub reload() {
2002	# can/must only be called in main	2273	# can/must only be called in main
2003	if ($Coro::current != $Coro::main) {	2274	if ($Coro::current != $Coro::main) {
2004	warn "can only reload from main coroutine\n";	2275	warn "can only reload from main coroutine\n";
2005	return;	2276	return;
2006	}	2277	}
2007		2278
2008	warn "reloading...";	2279	warn "reloading...";
2009		2280
2010	local $FREEZE = 1;	2281	warn "freezing server";
		2282	my $guard = freeze_mainloop;
2011	cf::emergency_save;	2283	cf::emergency_save;
		2284
		2285	warn "sync database to disk";
		2286	cf::db_sync;
		2287	IO::AIO::flush;
2012		2288
2013	eval {	2289	eval {
2014	# if anything goes wrong in here, we should simply crash as we already saved	2290	# if anything goes wrong in here, we should simply crash as we already saved
2015		2291
2016	# cancel all watchers	2292	warn "cancel all watchers";
2017	for (Event::all_watchers) {	2293	for (Event::all_watchers) {
2018	$_->cancel if $_->data & WF_AUTOCANCEL;	2294	$_->cancel if $_->data & WF_AUTOCANCEL;
2019	}	2295	}
2020		2296
2021	# cancel all extension coros	2297	warn "cancel all extension coros";
2022	$_->cancel for values %EXT_CORO;	2298	$_->cancel for values %EXT_CORO;
2023	%EXT_CORO = ();	2299	%EXT_CORO = ();
2024		2300
		2301	warn "remove commands";
		2302	%COMMAND = ();
		2303
		2304	warn "remove ext commands";
		2305	%EXTCMD = ();
		2306
2025	# unload all extensions	2307	warn "unload/nuke all extensions";
2026	for (@exts) {	2308	for my $pkg (@EXTS) {
2027	warn "unloading <$_>";	2309	warn "... unloading $pkg";
2028	unload_extension $_;	2310
		2311	if (my $cb = $pkg->can ("unload")) {
		2312	eval {
		2313	$cb->($pkg);
		2314	1
		2315	} or warn "$pkg unloaded, but with errors: $@";
2029	}	2316	}
2030		2317
		2318	warn "... nuking $pkg";
		2319	Symbol::delete_package $pkg;
		2320	}
		2321
2031	# unload all modules loaded from $LIBDIR	2322	warn "unload all perl modules loaded from $LIBDIR";
2032	while (my ($k, $v) = each %INC) {	2323	while (my ($k, $v) = each %INC) {
2033	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2324	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2034		2325
2035	warn "removing <$k>";	2326	warn "removing <$k>";
2036	delete $INC{$k};	2327	delete $INC{$k};
…		…
2043	}	2334	}
2044		2335
2045	Symbol::delete_package $k;	2336	Symbol::delete_package $k;
2046	}	2337	}
2047		2338
2048	# sync database to disk
2049	cf::db_sync;
2050	IO::AIO::flush;
2051
2052	# get rid of safe::, as good as possible	2339	warn "get rid of safe::, as good as possible";
2053	Symbol::delete_package "safe::$_"	2340	Symbol::delete_package "safe::$_"
2054	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2341	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2055		2342
2056	# remove register_script_function callbacks
2057	# TODO
2058
2059	# unload cf.pm "a bit"	2343	warn "unload cf.pm \"a bit\"";
2060	delete $INC{"cf.pm"};	2344	delete $INC{"cf.pm"};
2061		2345
2062	# don't, removes xs symbols, too,	2346	# don't, removes xs symbols, too,
2063	# and global variables created in xs	2347	# and global variables created in xs
2064	#Symbol::delete_package __PACKAGE__;	2348	#Symbol::delete_package __PACKAGE__;
2065		2349
2066	# reload cf.pm
2067	warn "reloading cf.pm";	2350	warn "reloading cf.pm";
2068	require cf;	2351	require cf;
2069	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2352	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2070		2353
2071	# load config and database again	2354	warn "load config and database again";
2072	cf::cfg_load;	2355	cf::cfg_load;
2073	cf::db_load;	2356	cf::db_load;
2074		2357
2075	# load extensions
2076	warn "load extensions";	2358	warn "load extensions";
2077	cf::load_extensions;	2359	cf::load_extensions;
2078		2360
2079	# reattach attachments to objects	2361	warn "reattach attachments to objects/players";
2080	warn "reattach";
2081	_global_reattach;	2362	_global_reattach;
		2363	warn "reattach attachments to maps";
		2364	reattach $_ for values %MAP;
2082	};	2365	};
2083		2366
2084	if ($@) {	2367	if ($@) {
2085	warn $@;	2368	warn $@;
2086	warn "error while reloading, exiting.";	2369	warn "error while reloading, exiting.";
2087	exit 1;	2370	exit 1;
2088	}	2371	}
2089		2372
2090	warn "reloaded successfully";	2373	warn "reloaded";
2091	};	2374	};
2092
2093	#############################################################################
2094
2095	unless ($LINK_MAP) {
2096	$LINK_MAP = cf::map::new;
2097
2098	$LINK_MAP->width (41);
2099	$LINK_MAP->height (41);
2100	$LINK_MAP->alloc;
2101	$LINK_MAP->path ("{link}");
2102	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2103	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2104
2105	# dirty hack because... archetypes are not yet loaded
2106	Event->timer (
2107	after => 2,
2108	cb => sub {
2109	$_[0]->w->cancel;
2110
2111	# provide some exits "home"
2112	my $exit = cf::object::new "exit";
2113
2114	$exit->slaying ($EMERGENCY_POSITION->[0]);
2115	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2116	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2117
2118	$LINK_MAP->insert ($exit->clone, 19, 19);
2119	$LINK_MAP->insert ($exit->clone, 19, 20);
2120	$LINK_MAP->insert ($exit->clone, 19, 21);
2121	$LINK_MAP->insert ($exit->clone, 20, 19);
2122	$LINK_MAP->insert ($exit->clone, 20, 21);
2123	$LINK_MAP->insert ($exit->clone, 21, 19);
2124	$LINK_MAP->insert ($exit->clone, 21, 20);
2125	$LINK_MAP->insert ($exit->clone, 21, 21);
2126
2127	$exit->destroy;
2128	});
2129
2130	$LINK_MAP->{deny_save} = 1;
2131	$LINK_MAP->{deny_reset} = 1;
2132
2133	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2134	}
2135
2136	register "<global>", __PACKAGE__;
2137		2375
2138	register_command "reload" => sub {	2376	register_command "reload" => sub {
2139	my ($who, $arg) = @_;	2377	my ($who, $arg) = @_;
2140		2378
2141	if ($who->flag (FLAG_WIZ)) {	2379	if ($who->flag (FLAG_WIZ)) {
…		…
2151	reentrant => 0,	2389	reentrant => 0,
2152	prio => 0,	2390	prio => 0,
2153	at => $NEXT_TICK || $TICK,	2391	at => $NEXT_TICK || $TICK,
2154	data => WF_AUTOCANCEL,	2392	data => WF_AUTOCANCEL,
2155	cb => sub {	2393	cb => sub {
2156	unless ($FREEZE) {	2394	$NOW = Event::time;
		2395
2157	cf::server_tick; # one server iteration	2396	cf::server_tick; # one server iteration
2158	$RUNTIME += $TICK;	2397	$RUNTIME += $TICK;
2159	}
2160
2161	$NEXT_TICK += $TICK;	2398	$NEXT_TICK += $TICK;
		2399
		2400	$WAIT_FOR_TICK->broadcast;
		2401	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2162		2402
2163	# if we are delayed by four ticks or more, skip them all	2403	# if we are delayed by four ticks or more, skip them all
2164	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2404	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2165		2405
2166	$TICK_WATCHER->at ($NEXT_TICK);	2406	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2168	},	2408	},
2169	);	2409	);
2170		2410
2171	IO::AIO::max_poll_time $TICK * 0.2;	2411	IO::AIO::max_poll_time $TICK * 0.2;
2172		2412
2173	Event->io (	2413	$AIO_POLL_WATCHER = Event->io (
2174	fd => IO::AIO::poll_fileno,	2414	fd => IO::AIO::poll_fileno,
2175	poll => 'r',	2415	poll => 'r',
2176	prio => 5,	2416	prio => 5,
2177	data => WF_AUTOCANCEL,	2417	data => WF_AUTOCANCEL,
2178	cb => \&IO::AIO::poll_cb,	2418	cb => \&IO::AIO::poll_cb,
2179	);	2419	);
2180		2420
2181	Event->timer (	2421	$WRITE_RUNTIME_WATCHER = Event->timer (
2182	data => WF_AUTOCANCEL,	2422	data => WF_AUTOCANCEL,
2183	after => 0,	2423	after => 0,
2184	interval => 10,	2424	interval => 10,
2185	cb => sub {	2425	cb => sub {
2186	(Coro::unblock_sub {	2426	(Coro::unblock_sub {
…		…
2188	or warn "ERROR: unable to write runtime file: $!";	2428	or warn "ERROR: unable to write runtime file: $!";
2189	})->();	2429	})->();
2190	},	2430	},
2191	);	2431	);
2192		2432
		2433	END { cf::emergency_save }
		2434
2193	1	2435	1
2194		2436

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