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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.130 by root, Thu Jan 4 00:08:08 2007 UTC vs.
Revision 1.176 by root, Sun Jan 14 22:14:35 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 (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	}
249		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	$guard
		271	}
		272
250	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
251		274
252	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the	275	Currently the same as Coro::async_pool, meaning you cannot use
253	error instead of exiting the server in case of a problem.	276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
254		278
255	=cut	279	=cut
256		280
257	sub async(&) {	281	BEGIN { *async = \&Coro::async_pool }
258	my ($cb) = @_;
259
260	Coro::async {
261	eval { $cb->() };
262	warn $@ if $@;
263	}
264	}
265		282
266	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
267		284
268	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
269	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
…		…
283	# this is the main coro, too bad, we have to block	300	# this is the main coro, too bad, we have to block
284	# till the operation succeeds, freezing the server :/	301	# till the operation succeeds, freezing the server :/
285		302
286	# TODO: use suspend/resume instead	303	# TODO: use suspend/resume instead
287	# (but this is cancel-safe)	304	# (but this is cancel-safe)
288	local $FREEZE = 1;	305	my $freeze_guard = freeze_mainloop;
289		306
290	my $busy = 1;	307	my $busy = 1;
291	my @res;	308	my @res;
292		309
293	(Coro::async {	310	(async {
294	@res = eval { $job->() };	311	@res = eval { $job->() };
295	warn $@ if $@;	312	warn $@ if $@;
296	undef $busy;	313	undef $busy;
297	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
298		315
299	while ($busy) {	316	while ($busy) {
300	Coro::cede_notself;	317	Coro::cede or Event::one_event;
301	Event::one_event unless Coro::nready;
302	}	318	}
303		319
304	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
305	} else {	321	} else {
306	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
307		323
308	$job->()	324	$job->()
309	}	325	}
310	}	326	}
311		327
312	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
313		329
314	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
315	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
316		332
317	=cut	333	=cut
318		334
319	sub coro(&) {	335	sub async_ext(&) {
320	my $cb = shift;	336	my $cb = shift;
321		337
322	my $coro = &cf::async ($cb);	338	my $coro = &Coro::async ($cb);
323		339
324	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
325	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
326	});	342	});
327	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
352	}	368	}
353		369
354	=back	370	=back
355		371
356	=cut	372	=cut
357
358	#############################################################################
359
360	package cf::path;
361
362	sub new {
363	my ($class, $path, $base) = @_;
364
365	$path = $path->as_string if ref $path;
366
367	my $self = bless { }, $class;
368
369	# {... are special paths that are not touched
370	# ?xxx/... are special absolute paths
371	# ?random/... random maps
372	# /! non-realised random map exit
373	# /... normal maps
374	# ~/... per-player maps without a specific player (DO NOT USE)
375	# ~user/... per-player map of a specific user
376
377	if ($path =~ /^{/) {
378	# fine as it is
379	} elsif ($path =~ s{^\?random/}{}) {
380	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
381	$self->{random} = cf::from_json $data;
382	} else {
383	if ($path =~ s{^~([^/]+)?}{}) {
384	$self->{user_rel} = 1;
385
386	if (defined $1) {
387	$self->{user} = $1;
388	} elsif ($base =~ m{^~([^/]+)/}) {
389	$self->{user} = $1;
390	} else {
391	warn "cannot resolve user-relative path without user <$path,$base>\n";
392	}
393	} elsif ($path =~ /^\//) {
394	# already absolute
395	} else {
396	$base =~ s{[^/]+/?$}{};
397	return $class->new ("$base/$path");
398	}
399
400	for ($path) {
401	redo if s{/\.?/}{/};
402	redo if s{/[^/]+/\.\./}{/};
403	}
404	}
405
406	$self->{path} = $path;
407
408	$self
409	}
410
411	# the name / primary key / in-game path
412	sub as_string {
413	my ($self) = @_;
414
415	$self->{user_rel} ? "~$self->{user}$self->{path}"
416	: $self->{random} ? "?random/$self->{path}"
417	: $self->{path}
418	}
419
420	# the displayed name, this is a one way mapping
421	sub visible_name {
422	my ($self) = @_;
423
424	# if (my $rmp = $self->{random}) {
425	# # todo: be more intelligent about this
426	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
427	# } else {
428	$self->as_string
429	# }
430	}
431
432	# escape the /'s in the path
433	sub _escaped_path {
434	# ∕ is U+2215
435	(my $path = $_[0]{path}) =~ s/\//∕/g;
436	$path
437	}
438
439	# the original (read-only) location
440	sub load_path {
441	my ($self) = @_;
442
443	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
444	}
445
446	# the temporary/swap location
447	sub save_path {
448	my ($self) = @_;
449
450	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
451	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
452	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
453	}
454
455	# the unique path, might be eq to save_path
456	sub uniq_path {
457	my ($self) = @_;
458
459	$self->{user_rel} || $self->{random}
460	? undef
461	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
462	}
463
464	# return random map parameters, or undef
465	sub random_map_params {
466	my ($self) = @_;
467
468	$self->{random}
469	}
470
471	# this is somewhat ugly, but style maps do need special treatment
472	sub is_style_map {
473	$_[0]{path} =~ m{^/styles/}
474	}
475
476	package cf;
477		373
478	#############################################################################	374	#############################################################################
479		375
480	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
481		377
…		…
607	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
608	our @CB_MAP = ();	504	our @CB_MAP = ();
609		505
610	my %attachment;	506	my %attachment;
611		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
612	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
613	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
614		516
615	use sort 'stable';	517	use sort 'stable';
616		518
…		…
787	# object support	689	# object support
788		690
789	sub reattach {	691	sub reattach {
790	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
791	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
792		696
793	my $registry = $obj->registry;	697	my $registry = $obj->registry;
794		698
795	@$registry = ();	699	@$registry = ();
796		700
…		…
928	=cut	832	=cut
929		833
930	sub register_extcmd {	834	sub register_extcmd {
931	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
932		836
933	my $caller = caller;
934	#warn "registering extcmd '$name' to '$caller'";
935
936	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
937	}	838	}
938		839
939	cf::player->attach (	840	cf::player->attach (
940	on_command => sub {	841	on_command => sub {
941	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
954		855
955	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
956		857
957	if (ref $msg) {	858	if (ref $msg) {
958	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
959	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
960	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
961	}	862	}
962	}	863	}
963	} else {	864	} else {
964	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
966		867
967	cf::override;	868	cf::override;
968	},	869	},
969	);	870	);
970		871
971	sub register {
972	my ($base, $pkg) = @_;
973
974	#TODO
975	}
976
977	sub load_extension {	872	sub load_extension {
978	my ($path) = @_;	873	my ($path) = @_;
979		874
980	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
981	my $base = $1;	876	my $base = $1;
982	my $pkg = $1;	877	my $pkg = $1;
983	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
984	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
985		880
986	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
987		882
988	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
989	or die "$path: $!";	884	or die "$path: $!";
990		885
991	my $source =	886	my $source =
992	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
993	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
994	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
995	. "\n};\n1";	890	. "\n};\n1";
996		891
997	eval $source	892	unless (eval $source) {
998	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
999	: "extension disabled.\n";	894	: "extension disabled.\n";
1000		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1001	push @exts, $pkg;	896	warn $@;
1002	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
1003		898	exit 1;
1004	# no strict 'refs';	899	}
1005	# @{"$pkg\::ISA"} = ext::;	900	die $@;
1006
1007	register $base, $pkg;
1008	}
1009
1010	sub unload_extension {
1011	my ($pkg) = @_;
1012
1013	warn "removing extension $pkg\n";
1014
1015	# remove hooks
1016	#TODO
1017	# for my $idx (0 .. $#PLUGIN_EVENT) {
1018	# delete $hook[$idx]{$pkg};
1019	# }	901	}
1020		902
1021	# remove commands	903	push @EXTS, $pkg;
1022	for my $name (keys %COMMAND) {
1023	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1024
1025	if (@cb) {
1026	$COMMAND{$name} = \@cb;
1027	} else {
1028	delete $COMMAND{$name};
1029	}
1030	}
1031
1032	# remove extcmds
1033	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1034	delete $EXTCMD{$name};
1035	}
1036
1037	if (my $cb = $pkg->can ("unload")) {
1038	eval {
1039	$cb->($pkg);
1040	1
1041	} or warn "$pkg unloaded, but with errors: $@";
1042	}
1043
1044	Symbol::delete_package $pkg;
1045	}	904	}
1046		905
1047	sub load_extensions {	906	sub load_extensions {
1048	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1049	next unless -r $ext;	908	next unless -r $ext;
…		…
1053	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1054	}	913	}
1055	}	914	}
1056		915
1057	#############################################################################	916	#############################################################################
1058	# load/save/clean perl data associated with a map
1059
1060	*cf::mapsupport::on_clean = sub {
1061	my ($map) = @_;
1062
1063	my $path = $map->tmpname;
1064	defined $path or return;
1065
1066	unlink "$path.pst";
1067	};
1068
1069	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1070
1071	#############################################################################
1072	# load/save perl data associated with player->ob objects
1073
1074	sub all_objects(@) {
1075	@_, map all_objects ($_->inv), @_
1076	}
1077
1078	# TODO: compatibility cruft, remove when no longer needed
1079	cf::player->attach (
1080	on_load => sub {
1081	my ($pl, $path) = @_;
1082
1083	for my $o (all_objects $pl->ob) {
1084	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1085	$o->set_ob_key_value ("_perl_data");
1086
1087	%$o = %{ Storable::thaw pack "H*", $value };
1088	}
1089	}
1090	},
1091	);
1092
1093	#############################################################################
1094		917
1095	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1096		919
1097	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1098		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1099	=head3 cf::player	928	=head3 cf::player
1100		929
1101	=over 4	930	=over 4
1102		931
1103	=item cf::player::exists $login	932	=item cf::player::find $login
1104		933
1105	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1106		935
1107	=cut	936	=cut
1108		937
1109	sub cf::player::exists($) {	938	sub playerdir($) {
1110	cf::player::find $_[0]	939	cf::localdir
1111	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
1112	}	1085	}
1113		1086
1114	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1115		1088
1116	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1117		1090
1118	=cut	1091	=cut
1119		1092
1120	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1121	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1122		1095
1123	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1124		1097
1125	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1126	}	1099	}
		1100
		1101	package cf;
1127		1102
1128	=back	1103	=back
1129		1104
1130		1105
1131	=head3 cf::map	1106	=head3 cf::map
…		…
1137	package cf::map;	1112	package cf::map;
1138		1113
1139	use Fcntl;	1114	use Fcntl;
1140	use Coro::AIO;	1115	use Coro::AIO;
1141		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1142	our $MAX_RESET = 7200;	1121	our $MAX_RESET = 3600;
1143	our $DEFAULT_RESET = 3600;	1122	our $DEFAULT_RESET = 3000;
1144		1123
1145	sub generate_random_map {	1124	sub generate_random_map {
1146	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1147		1126
1148	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1149	cf::map::_create_random_map	1128	$self->_create_random_map (
1150	$path,
1151	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1152	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1153	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1154	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1155	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1156	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1157	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1158	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1159	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1137	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1160	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1161	(cf::region::find $rmp->{region})	1139	(cf::region::find $rmp->{region}), $rmp->{custom}
		1140	)
		1141	}
		1142
		1143	sub register {
		1144	my (undef, $regex) = @_;
		1145	my $pkg = caller;
		1146
		1147	no strict;
		1148	push @{"$pkg\::ISA"}, __PACKAGE__;
		1149
		1150	$EXT_MAP{$pkg} = qr<$regex>;
		1151	}
		1152
		1153	# also paths starting with '/'
		1154	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub thawer_merge {
		1157	my ($self, $merge) = @_;
		1158
		1159	# we have to keep some variables in memory intact
		1160	local $self->{path};
		1161	local $self->{load_path};
		1162	local $self->{deny_save};
		1163	local $self->{deny_reset};
		1164
		1165	$self->SUPER::thawer_merge ($merge);
		1166	}
		1167
		1168	sub normalise {
		1169	my ($path, $base) = @_;
		1170
		1171	# map plan:
		1172	#
		1173	# /! non-realised random map exit (special hack!)
		1174	# {... are special paths that are not being touched
		1175	# ?xxx/... are special absolute paths
		1176	# ?random/... random maps
		1177	# /... normal maps
		1178	# ~user/... per-player map of a specific user
		1179
		1180	$path =~ s/$PATH_SEP/\//go;
		1181
		1182	# treat it as relative path if it starts with
		1183	# something that looks reasonable
		1184	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1185	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1186
		1187	$base =~ s{[^/]+/?$}{};
		1188	$path = "$base/$path";
		1189	}
		1190
		1191	for ($path) {
		1192	redo if s{//}{/};
		1193	redo if s{/\.?/}{/};
		1194	redo if s{/[^/]+/\.\./}{/};
		1195	}
		1196
		1197	$path
		1198	}
		1199
		1200	sub new_from_path {
		1201	my (undef, $path, $base) = @_;
		1202
		1203	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1204
		1205	$path = normalise $path, $base;
		1206
		1207	for my $pkg (keys %EXT_MAP) {
		1208	if ($path =~ $EXT_MAP{$pkg}) {
		1209	my $self = bless cf::map::new, $pkg;
		1210	$self->{path} = $path; $self->path ($path);
		1211	$self->init; # pass $1 etc.
		1212	return $self;
		1213	}
		1214	}
		1215
		1216	Carp::carp "unable to resolve path '$path'.";
		1217	()
		1218	}
		1219
		1220	sub init {
		1221	my ($self) = @_;
		1222
		1223	$self
		1224	}
		1225
		1226	sub as_string {
		1227	my ($self) = @_;
		1228
		1229	"$self->{path}"
		1230	}
		1231
		1232	# the displayed name, this is a one way mapping
		1233	sub visible_name {
		1234	&as_string
		1235	}
		1236
		1237	# the original (read-only) location
		1238	sub load_path {
		1239	my ($self) = @_;
		1240
		1241	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1242	}
		1243
		1244	# the temporary/swap location
		1245	sub save_path {
		1246	my ($self) = @_;
		1247
		1248	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1249	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1250	}
		1251
		1252	# the unique path, undef == no special unique path
		1253	sub uniq_path {
		1254	my ($self) = @_;
		1255
		1256	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1257	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1162	}	1258	}
1163		1259
1164	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1165	# all maps in C++...	1261	# all maps in C++...
1166	sub change_all_map_light {	1262	sub change_all_map_light {
…		…
1168		1264
1169	$_->change_map_light ($change)	1265	$_->change_map_light ($change)
1170	for grep $_->outdoor, values %cf::MAP;	1266	for grep $_->outdoor, values %cf::MAP;
1171	}	1267	}
1172		1268
		1269	sub unlink_save {
		1270	my ($self) = @_;
		1271
		1272	utf8::encode (my $save = $self->save_path);
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1274	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1275	}
		1276
1173	sub try_load_header($) {	1277	sub load_header_from($) {
1174	my ($path) = @_;	1278	my ($self, $path) = @_;
1175		1279
1176	utf8::encode $path;	1280	utf8::encode $path;
1177	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1178	or return;	1282	or return;
1179		1283
1180	my $map = cf::map::new	1284	$self->_load_header ($path)
1181	or return;	1285	or return;
1182		1286
1183	$map->load_header ($path)	1287	$self->{load_path} = $path;
		1288
		1289	1
		1290	}
		1291
		1292	sub load_orig {
		1293	my ($self) = @_;
		1294
		1295	$self->load_header_from ($self->load_path)
		1296	}
		1297
		1298	sub load_temp {
		1299	my ($self) = @_;
		1300
		1301	$self->load_header_from ($self->save_path)
		1302	}
		1303
		1304	sub load_header {
		1305	my ($self) = @_;
		1306
		1307	if ($self->load_temp) {
		1308	$self->last_access ((delete $self->{last_access})
		1309	|| $cf::RUNTIME); #d#
		1310	# safety
		1311	$self->{instantiate_time} = $cf::RUNTIME
		1312	if $self->{instantiate_time} > $cf::RUNTIME;
		1313	} else {
		1314	$self->load_orig
1184	or return;	1315	or return;
1185		1316
1186	$map->{load_path} = $path;	1317	$self->{load_original} = 1;
		1318	$self->{instantiate_time} = $cf::RUNTIME;
		1319	$self->last_access ($cf::RUNTIME);
		1320	$self->instantiate;
		1321	}
1187		1322
1188	$map	1323	1
1189	}	1324	}
1190		1325
1191	sub find_map;	1326	sub find;
1192	sub find_map {	1327	sub find {
1193	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1194		1329
1195	#warn "find_map<$path,$origin>\n";#d#
1196
1197	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1198	my $key = $path->as_string;
1199		1331
1200	cf::lock_wait "map_find:$key";	1332	cf::lock_wait "map_find:$path";
1201		1333
1202	$cf::MAP{$key} || do {	1334	$cf::MAP{$path} || do {
1203	my $guard = cf::lock_acquire "map_find:$key";	1335	my $guard = cf::lock_acquire "map_find:$path";
1204		1336	my $map = new_from_path cf::map $path
1205	# do it the slow way
1206	my $map = try_load_header $path->save_path;
1207
1208	if ($map) {
1209	# safety
1210	$map->{instantiate_time} = $cf::RUNTIME
1211	if $map->{instantiate_time} > $cf::RUNTIME;
1212	} else {
1213	if (my $rmp = $path->random_map_params) {
1214	$map = generate_random_map $key, $rmp;
1215	} else {
1216	$map = try_load_header $path->load_path;
1217	}
1218
1219	$map or return;	1337	or return;
1220		1338
1221	$map->{load_original} = 1;
1222	$map->{instantiate_time} = $cf::RUNTIME;
1223	$map->instantiate;
1224
1225	# per-player maps become, after loading, normal maps
1226	$map->per_player (0) if $path->{user_rel};
1227	}
1228
1229	$map->path ($key);
1230	$map->{path} = $path;
1231	$map->{last_save} = $cf::RUNTIME;	1339	$map->{last_save} = $cf::RUNTIME;
1232	$map->last_access ($cf::RUNTIME);	1340
		1341	$map->load_header
		1342	or return;
1233		1343
1234	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1235	$map->reset;	1346	$map->reset;
1236	undef $guard;	1347	undef $guard;
1237	$map = find_map $path	1348	$map = find $path
1238	or return;	1349	or return;
1239	}	1350	}
1240		1351
1241	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1242	}	1353	}
1243	}	1354	}
1244		1355
1245	sub load {	1356	sub load {
1246	my ($self) = @_;	1357	my ($self) = @_;
1247		1358
1248	my $path = $self->{path};	1359	my $path = $self->{path};
1249	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1360	my $guard = cf::lock_acquire "map_load:$path";
1250		1361
1251	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1252		1363
1253	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1254		1365
1255	$self->alloc;	1366	$self->alloc;
1256	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1257	or return;	1368	or return;
1258		1369
1259	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1260	if delete $self->{load_original};	1371	if delete $self->{load_original};
1261		1372
1262	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1263	utf8::encode $uniq;	1374	utf8::encode $uniq;
1264	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1265	$self->clear_unique_items;	1376	$self->clear_unique_items;
1266	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1267	}	1378	}
1268	}	1379	}
		1380
		1381	Coro::cede;
1269		1382
1270	# now do the right thing for maps	1383	# now do the right thing for maps
1271	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1272		1385
1273	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1274	$self->{deny_save} = 1;	1387	$self->decay_objects;
1275	$self->{deny_reset} = 1;
1276	} else {
1277	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1278	$self->decay_objects;
1279	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1280	$self->set_darkness_map;	1391	$self->set_darkness_map;
1281	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1282	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1283	$self->activate;	1395	$self->activate;
1284	}	1396	}
1285		1397
1286	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
1287	}	1399	}
1288		1400
1289	sub load_map_sync {	1401	sub customise_for {
		1402	my ($self, $ob) = @_;
		1403
		1404	return find "~" . $ob->name . "/" . $self->{path}
		1405	if $self->per_player;
		1406
		1407	$self
		1408	}
		1409
		1410	# find and load all maps in the 3x3 area around a map
		1411	sub load_diag {
		1412	my ($map) = @_;
		1413
		1414	my @diag; # diagonal neighbours
		1415
		1416	for (0 .. 3) {
		1417	my $neigh = $map->tile_path ($_)
		1418	or next;
		1419	$neigh = find $neigh, $map
		1420	or next;
		1421	$neigh->load;
		1422
		1423	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1424	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1425	}
		1426
		1427	for (@diag) {
		1428	my $neigh = find @$_
		1429	or next;
		1430	$neigh->load;
		1431	}
		1432	}
		1433
		1434	sub find_sync {
1290	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1291		1436
1292	#warn "load_map_sync<$path, $origin>\n";#d#	1437	cf::sync_job { find $path, $origin }
		1438	}
1293		1439
1294	cf::sync_job {	1440	sub do_load_sync {
1295	my $map = cf::map::find_map $path, $origin	1441	my ($map) = @_;
		1442
		1443	cf::sync_job { $map->load };
		1444	}
		1445
		1446	our %MAP_PREFETCH;
		1447	our $MAP_PREFETCHER = Coro::async {
		1448	while () {
		1449	for my $path (keys %MAP_PREFETCH) {
		1450	my $map = find $path
1296	or return;	1451	or next;
1297	$map->load;	1452	$map->load;
1298	$map	1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
1299	}	1457	}
		1458	};
		1459
		1460	sub find_async {
		1461	my ($path, $origin) = @_;
		1462
		1463	$path = normalise $path, $origin && $origin->{path};
		1464
		1465	if (my $map = $cf::MAP{$path}) {
		1466	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1467	}
		1468
		1469	$MAP_PREFETCH{$path} = 0;
		1470	$MAP_PREFETCHER->ready;
		1471
		1472	()
1300	}	1473	}
1301		1474
1302	sub save {	1475	sub save {
1303	my ($self) = @_;	1476	my ($self) = @_;
1304		1477
		1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1479
1305	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1306		1481
1307	return unless $self->dirty;	1482	return unless $self->dirty;
1308		1483
1309	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1310	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1311		1486
1312	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1313		1488
1314	return if $self->{deny_save};	1489	return if $self->{deny_save};
1315		1490
		1491	local $self->{last_access} = $self->last_access;#d#
		1492
		1493	cf::async {
		1494	$_->contr->save for $self->players;
		1495	};
		1496
1316	if ($uniq) {	1497	if ($uniq) {
1317	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1318	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1319	} else {	1500	} else {
1320	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1321	}	1502	}
1322	}	1503	}
1323		1504
1324	sub swap_out {	1505	sub swap_out {
1325	my ($self) = @_;	1506	my ($self) = @_;
1326		1507
1327	# save first because save cedes	1508	# save first because save cedes
1328	$self->save;	1509	$self->save;
		1510
		1511	my $lock = cf::lock_acquire "map_data:" . $self->path;
1329		1512
1330	return if $self->players;	1513	return if $self->players;
1331	return if $self->in_memory != cf::MAP_IN_MEMORY;	1514	return if $self->in_memory != cf::MAP_IN_MEMORY;
1332	return if $self->{deny_save};	1515	return if $self->{deny_save};
1333		1516
…		…
1337		1520
1338	sub reset_at {	1521	sub reset_at {
1339	my ($self) = @_;	1522	my ($self) = @_;
1340		1523
1341	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1342	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1343	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1344		1527
1345	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1346	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1347		1530
…		…
1352	my ($self) = @_;	1535	my ($self) = @_;
1353		1536
1354	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1355	}	1538	}
1356		1539
1357	sub unlink_save {
1358	my ($self) = @_;
1359
1360	utf8::encode (my $save = $self->{path}->save_path);
1361	aioreq_pri 3; IO::AIO::aio_unlink $save;
1362	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1363	}
1364
1365	sub rename {
1366	my ($self, $new_path) = @_;
1367
1368	$self->unlink_save;
1369
1370	delete $cf::MAP{$self->path};
1371	$self->{path} = new cf::path $new_path;
1372	$self->path ($self->{path}->as_string);
1373	$cf::MAP{$self->path} = $self;
1374
1375	$self->save;
1376	}
1377
1378	sub reset {	1540	sub reset {
1379	my ($self) = @_;	1541	my ($self) = @_;
1380		1542
		1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1544
1381	return if $self->players;	1545	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1383		1547
1384	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1385		1549
1386	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1387		1554
1388	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1389		1556
1390	$self->unlink_save;	1557	$self->unlink_save;
1391	$self->destroy;	1558	$self->destroy;
…		…
1394	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1395		1562
1396	sub nuke {	1563	sub nuke {
1397	my ($self) = @_;	1564	my ($self) = @_;
1398		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1399	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1400	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1402	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1403	}	1579	}
1404		1580
1405	sub customise_for {	1581	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1582
1408	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1410	}
1411		1585
1412	$map	1586	=cut
1413	}
1414		1587
1415	sub emergency_save {	1588	sub unique_maps() {
1416	local $cf::FREEZE = 1;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1417		1591
1418	warn "enter emergency map save\n";	1592	my @paths;
1419		1593
1420	cf::sync_job {	1594	for (@$files) {
1421	warn "begin emergency map save\n";	1595	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1423	};	1601	}
1424		1602
1425	warn "end emergency map save\n";	1603	\@paths
1426	}	1604	}
1427		1605
1428	package cf;	1606	package cf;
1429		1607
1430	=back	1608	=back
1431		1609
		1610	=head3 cf::object
		1611
		1612	=cut
		1613
		1614	package cf::object;
		1615
		1616	=over 4
		1617
		1618	=item $ob->inv_recursive
		1619
		1620	Returns the inventory of the object _and_ their inventories, recursively.
		1621
		1622	=cut
		1623
		1624	sub inv_recursive_;
		1625	sub inv_recursive_ {
		1626	map { $_, inv_recursive_ $_->inv } @_
		1627	}
		1628
		1629	sub inv_recursive {
		1630	inv_recursive_ inv $_[0]
		1631	}
		1632
		1633	package cf;
		1634
		1635	=back
1432		1636
1433	=head3 cf::object::player	1637	=head3 cf::object::player
1434		1638
1435	=over 4	1639	=over 4
1436		1640
…		…
1476		1680
1477	=item $player_object->enter_link	1681	=item $player_object->enter_link
1478		1682
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1683	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1684
1481	The player should be reaosnably safe there for short amounts of time. You	1685	The player should be reasonably safe there for short amounts of time. You
1482	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1483		1687
		1688	Will never block.
		1689
1484	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1485		1691
1486	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1695	fails, to the emergency map position.
1490		1696
1491	Might block.	1697	Might block.
1492		1698
1493	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($LINK_MAP) {
		1703	$LINK_MAP = cf::map::find "{link}"
		1704	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1705	$LINK_MAP->load;
		1706	}
		1707
		1708	$LINK_MAP
		1709	}
1494		1710
1495	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1712	my ($self) = @_;
1497		1713
1498	$self->deactivate_recursive;	1714	$self->deactivate_recursive;
1499		1715
1500	return if $self->map == $LINK_MAP;	1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1717
1502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1719	if $self->map;
1504		1720
1505	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1506	}	1722	}
1507		1723
1508	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1510		1726
1511	my $link_pos = delete $self->{_link_pos};	1727	my $link_pos = delete $self->{_link_pos};
1512		1728
1513	unless ($map) {	1729	unless ($map) {
1514	# restore original map position	1730	# restore original map position
1515	($map, $x, $y) = @{ $link_pos || [] };	1731	($map, $x, $y) = @{ $link_pos || [] };
1516	$map = cf::map::find_map $map;	1732	$map = cf::map::find $map;
1517		1733
1518	unless ($map) {	1734	unless ($map) {
1519	($map, $x, $y) = @$EMERGENCY_POSITION;	1735	($map, $x, $y) = @$EMERGENCY_POSITION;
1520	$map = cf::map::find_map $map	1736	$map = cf::map::find $map
1521	or die "FATAL: cannot load emergency map\n";	1737	or die "FATAL: cannot load emergency map\n";
1522	}	1738	}
1523	}	1739	}
1524		1740
1525	($x, $y) = (-1, -1)	1741	($x, $y) = (-1, -1)
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1531		1747
1532	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1533		1750
		1751	return unless $self->contr->active;
1534	$self->activate_recursive;	1752	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1536	}	1754	}
1537		1755
1538	cf::player->attach (	1756	cf::player->attach (
…		…
1551		1769
1552	# try to abort aborted map switching on player login :)	1770	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1771	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1772	if ($pl->ob->{_link_pos}) {
1555	$pl->ob->enter_link;	1773	$pl->ob->enter_link;
1556	cf::async {	1774	(async {
1557	# we need this sleep as the login has a concurrent enter_exit running	1775	# we need this sleep as the login has a concurrent enter_exit running
1558	# and this sleep increases chances of the player not ending up in scorn	1776	# and this sleep increases chances of the player not ending up in scorn
		1777	$pl->ob->reply (undef,
		1778	"There was an internal problem at your last logout, "
		1779	. "the server will try to bring you to your intended destination in a second.",
		1780	cf::NDI_RED);
1559	Coro::Timer::sleep 1;	1781	Coro::Timer::sleep 1;
1560	$pl->ob->leave_link;	1782	$pl->ob->leave_link;
1561	};	1783	})->prio (2);
1562	}	1784	}
1563	},	1785	},
1564	);	1786	);
1565		1787
1566	=item $player_object->goto_map ($path, $x, $y)	1788	=item $player_object->goto ($path, $x, $y)
1567		1789
1568	=cut	1790	=cut
1569		1791
1570	sub cf::object::player::goto_map {	1792	sub cf::object::player::goto {
1571	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1572		1794
1573	$self->enter_link;	1795	$self->enter_link;
1574		1796
1575	(cf::async {	1797	(async {
1576	$path = new cf::path $path;
1577
1578	my $map = cf::map::find_map $path->as_string;	1798	my $map = cf::map::find $path;
1579	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1580		1800
1581	# warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1582	# if $map;	1802	# if $map;
1583		1803
1584	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1585		1805
1586	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1587	})->prio (1);	1807	})->prio (1);
1588	}	1808	}
1589		1809
…		…
1642		1862
1643	return unless $self->type == cf::PLAYER;	1863	return unless $self->type == cf::PLAYER;
1644		1864
1645	$self->enter_link;	1865	$self->enter_link;
1646		1866
1647	(cf::async {	1867	(async {
		1868	$self->deactivate_recursive; # just to be sure
1648	unless (eval {	1869	unless (eval {
1649	prepare_random_map $exit	1870	prepare_random_map $exit
1650	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1651		1872
1652	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1873	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1653	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1654		1875
1655	1;	1876	1;
1656	}) {	1877	}) {
1657	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1658	. "I'll try to bring you back to the map you were before. "	1879	. "I'll try to bring you back to the map you were before. "
1659	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1660	cf::NDI_UNIQUE | cf::NDI_RED);	1881	cf::NDI_UNIQUE | cf::NDI_RED);
1661		1882
1662	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1663	$self->leave_link;	1884	$self->leave_link;
1664	}	1885	}
…		…
1732	}	1953	}
1733	}	1954	}
1734	},	1955	},
1735	);	1956	);
1736		1957
1737	=item $client->coro (\&cb)	1958	=item $client->async (\&cb)
1738		1959
1739	Create a new coroutine, running the specified callback. The coroutine will	1960	Create a new coroutine, running the specified callback. The coroutine will
1740	be automatically cancelled when the client gets destroyed (e.g. on logout,	1961	be automatically cancelled when the client gets destroyed (e.g. on logout,
1741	or loss of connection).	1962	or loss of connection).
1742		1963
1743	=cut	1964	=cut
1744		1965
1745	sub cf::client::coro {	1966	sub cf::client::async {
1746	my ($self, $cb) = @_;	1967	my ($self, $cb) = @_;
1747		1968
1748	my $coro = &cf::async ($cb);	1969	my $coro = &Coro::async ($cb);
1749		1970
1750	$coro->on_destroy (sub {	1971	$coro->on_destroy (sub {
1751	delete $self->{_coro}{$coro+0};	1972	delete $self->{_coro}{$coro+0};
1752	});	1973	});
1753		1974
…		…
1988	open my $fh, "<:utf8", cf::confdir . "/config"	2209	open my $fh, "<:utf8", cf::confdir . "/config"
1989	or return;	2210	or return;
1990		2211
1991	local $/;	2212	local $/;
1992	*CFG = YAML::Syck::Load <$fh>;	2213	*CFG = YAML::Syck::Load <$fh>;
		2214
		2215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2216
		2217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2219
		2220	if (exists $CFG{mlockall}) {
		2221	eval {
		2222	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2223	and die "WARNING: m(un)lockall failed: $!\n";
		2224	};
		2225	warn $@ if $@;
		2226	}
1993	}	2227	}
1994		2228
1995	sub main {	2229	sub main {
1996	# we must not ever block the main coroutine	2230	# we must not ever block the main coroutine
1997	local $Coro::idle = sub {	2231	local $Coro::idle = sub {
1998	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1999	(Coro::unblock_sub {	2233	(async {
2000	Event::one_event;	2234	Event::one_event;
2001	})->();	2235	})->prio (Coro::PRIO_MAX);
2002	};	2236	};
2003		2237
2004	cfg_load;	2238	cfg_load;
2005	db_load;	2239	db_load;
2006	load_extensions;	2240	load_extensions;
2007	Event::loop;	2241	Event::loop;
2008	}	2242	}
2009		2243
2010	#############################################################################	2244	#############################################################################
2011	# initialisation	2245	# initialisation and cleanup
		2246
		2247	# install some emergency cleanup handlers
		2248	BEGIN {
		2249	for my $signal (qw(INT HUP TERM)) {
		2250	Event->signal (
		2251	data => WF_AUTOCANCEL,
		2252	signal => $signal,
		2253	cb => sub {
		2254	cf::cleanup "SIG$signal";
		2255	},
		2256	);
		2257	}
		2258	}
		2259
		2260	sub emergency_save() {
		2261	my $freeze_guard = cf::freeze_mainloop;
		2262
		2263	warn "enter emergency perl save\n";
		2264
		2265	cf::sync_job {
		2266	# use a peculiar iteration method to avoid tripping on perl
		2267	# refcount bugs in for. also avoids problems with players
		2268	# and maps saved/destroyed asynchronously.
		2269	warn "begin emergency player save\n";
		2270	for my $login (keys %cf::PLAYER) {
		2271	my $pl = $cf::PLAYER{$login} or next;
		2272	$pl->valid or next;
		2273	$pl->save;
		2274	}
		2275	warn "end emergency player save\n";
		2276
		2277	warn "begin emergency map save\n";
		2278	for my $path (keys %cf::MAP) {
		2279	my $map = $cf::MAP{$path} or next;
		2280	$map->valid or next;
		2281	$map->save;
		2282	}
		2283	warn "end emergency map save\n";
		2284	};
		2285
		2286	warn "leave emergency perl save\n";
		2287	}
2012		2288
2013	sub reload() {	2289	sub reload() {
2014	# can/must only be called in main	2290	# can/must only be called in main
2015	if ($Coro::current != $Coro::main) {	2291	if ($Coro::current != $Coro::main) {
2016	warn "can only reload from main coroutine\n";	2292	warn "can only reload from main coroutine\n";
2017	return;	2293	return;
2018	}	2294	}
2019		2295
2020	warn "reloading...";	2296	warn "reloading...";
2021		2297
2022	local $FREEZE = 1;	2298	warn "freezing server";
		2299	my $guard = freeze_mainloop;
2023	cf::emergency_save;	2300	cf::emergency_save;
		2301
		2302	warn "sync database to disk";
		2303	cf::db_sync;
		2304	IO::AIO::flush;
2024		2305
2025	eval {	2306	eval {
2026	# if anything goes wrong in here, we should simply crash as we already saved	2307	# if anything goes wrong in here, we should simply crash as we already saved
2027		2308
2028	# cancel all watchers	2309	warn "cancel all watchers";
2029	for (Event::all_watchers) {	2310	for (Event::all_watchers) {
2030	$_->cancel if $_->data & WF_AUTOCANCEL;	2311	$_->cancel if $_->data & WF_AUTOCANCEL;
2031	}	2312	}
2032		2313
2033	# cancel all extension coros	2314	warn "cancel all extension coros";
2034	$_->cancel for values %EXT_CORO;	2315	$_->cancel for values %EXT_CORO;
2035	%EXT_CORO = ();	2316	%EXT_CORO = ();
2036		2317
		2318	warn "remove commands";
		2319	%COMMAND = ();
		2320
		2321	warn "remove ext commands";
		2322	%EXTCMD = ();
		2323
2037	# unload all extensions	2324	warn "unload/nuke all extensions";
2038	for (@exts) {	2325	for my $pkg (@EXTS) {
2039	warn "unloading <$_>";	2326	warn "... unloading $pkg";
2040	unload_extension $_;	2327
		2328	if (my $cb = $pkg->can ("unload")) {
		2329	eval {
		2330	$cb->($pkg);
		2331	1
		2332	} or warn "$pkg unloaded, but with errors: $@";
2041	}	2333	}
2042		2334
		2335	warn "... nuking $pkg";
		2336	Symbol::delete_package $pkg;
		2337	}
		2338
2043	# unload all modules loaded from $LIBDIR	2339	warn "unload all perl modules loaded from $LIBDIR";
2044	while (my ($k, $v) = each %INC) {	2340	while (my ($k, $v) = each %INC) {
2045	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2046		2342
2047	warn "removing <$k>";	2343	warn "removing <$k>";
2048	delete $INC{$k};	2344	delete $INC{$k};
…		…
2055	}	2351	}
2056		2352
2057	Symbol::delete_package $k;	2353	Symbol::delete_package $k;
2058	}	2354	}
2059		2355
2060	# sync database to disk
2061	cf::db_sync;
2062	IO::AIO::flush;
2063
2064	# get rid of safe::, as good as possible	2356	warn "get rid of safe::, as good as possible";
2065	Symbol::delete_package "safe::$_"	2357	Symbol::delete_package "safe::$_"
2066	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2067		2359
2068	# remove register_script_function callbacks
2069	# TODO
2070
2071	# unload cf.pm "a bit"	2360	warn "unload cf.pm \"a bit\"";
2072	delete $INC{"cf.pm"};	2361	delete $INC{"cf.pm"};
2073		2362
2074	# don't, removes xs symbols, too,	2363	# don't, removes xs symbols, too,
2075	# and global variables created in xs	2364	# and global variables created in xs
2076	#Symbol::delete_package __PACKAGE__;	2365	#Symbol::delete_package __PACKAGE__;
2077		2366
2078	# reload cf.pm
2079	warn "reloading cf.pm";	2367	warn "reloading cf.pm";
2080	require cf;	2368	require cf;
2081	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2369	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2082		2370
2083	# load config and database again	2371	warn "load config and database again";
2084	cf::cfg_load;	2372	cf::cfg_load;
2085	cf::db_load;	2373	cf::db_load;
2086		2374
2087	# load extensions
2088	warn "load extensions";	2375	warn "load extensions";
2089	cf::load_extensions;	2376	cf::load_extensions;
2090		2377
2091	# reattach attachments to objects	2378	warn "reattach attachments to objects/players";
2092	warn "reattach";
2093	_global_reattach;	2379	_global_reattach;
		2380	warn "reattach attachments to maps";
		2381	reattach $_ for values %MAP;
2094	};	2382	};
2095		2383
2096	if ($@) {	2384	if ($@) {
2097	warn $@;	2385	warn $@;
2098	warn "error while reloading, exiting.";	2386	warn "error while reloading, exiting.";
2099	exit 1;	2387	exit 1;
2100	}	2388	}
2101		2389
2102	warn "reloaded successfully";	2390	warn "reloaded";
2103	};	2391	};
2104		2392
2105	#############################################################################	2393	our $RELOAD_WATCHER; # used only during reload
2106
2107	unless ($LINK_MAP) {
2108	$LINK_MAP = cf::map::new;
2109
2110	$LINK_MAP->width (41);
2111	$LINK_MAP->height (41);
2112	$LINK_MAP->alloc;
2113	$LINK_MAP->path ("{link}");
2114	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2115	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2116
2117	# dirty hack because... archetypes are not yet loaded
2118	Event->timer (
2119	after => 2,
2120	cb => sub {
2121	$_[0]->w->cancel;
2122
2123	# provide some exits "home"
2124	my $exit = cf::object::new "exit";
2125
2126	$exit->slaying ($EMERGENCY_POSITION->[0]);
2127	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2128	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2129
2130	$LINK_MAP->insert ($exit->clone, 19, 19);
2131	$LINK_MAP->insert ($exit->clone, 19, 20);
2132	$LINK_MAP->insert ($exit->clone, 19, 21);
2133	$LINK_MAP->insert ($exit->clone, 20, 19);
2134	$LINK_MAP->insert ($exit->clone, 20, 21);
2135	$LINK_MAP->insert ($exit->clone, 21, 19);
2136	$LINK_MAP->insert ($exit->clone, 21, 20);
2137	$LINK_MAP->insert ($exit->clone, 21, 21);
2138
2139	$exit->destroy;
2140	});
2141
2142	$LINK_MAP->{deny_save} = 1;
2143	$LINK_MAP->{deny_reset} = 1;
2144
2145	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2146	}
2147
2148	register "<global>", __PACKAGE__;
2149		2394
2150	register_command "reload" => sub {	2395	register_command "reload" => sub {
2151	my ($who, $arg) = @_;	2396	my ($who, $arg) = @_;
2152		2397
2153	if ($who->flag (FLAG_WIZ)) {	2398	if ($who->flag (FLAG_WIZ)) {
2154	$who->message ("start of reload.");	2399	$who->message ("reloading server.");
		2400
		2401	# doing reload synchronously and two reloads happen back-to-back,
		2402	# coro crashes during coro_state_free->destroy here.
		2403
		2404	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2155	reload;	2405	reload;
2156	$who->message ("end of reload.");	2406	undef $RELOAD_WATCHER;
		2407	});
2157	}	2408	}
2158	};	2409	};
2159		2410
2160	unshift @INC, $LIBDIR;	2411	unshift @INC, $LIBDIR;
2161		2412
…		…
2163	reentrant => 0,	2414	reentrant => 0,
2164	prio => 0,	2415	prio => 0,
2165	at => $NEXT_TICK || $TICK,	2416	at => $NEXT_TICK || $TICK,
2166	data => WF_AUTOCANCEL,	2417	data => WF_AUTOCANCEL,
2167	cb => sub {	2418	cb => sub {
2168	unless ($FREEZE) {	2419	$NOW = Event::time;
		2420
2169	cf::server_tick; # one server iteration	2421	cf::server_tick; # one server iteration
2170	$RUNTIME += $TICK;	2422	$RUNTIME += $TICK;
2171	}
2172
2173	$NEXT_TICK += $TICK;	2423	$NEXT_TICK += $TICK;
		2424
		2425	$WAIT_FOR_TICK->broadcast;
		2426	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2174		2427
2175	# if we are delayed by four ticks or more, skip them all	2428	# if we are delayed by four ticks or more, skip them all
2176	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2429	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2177		2430
2178	$TICK_WATCHER->at ($NEXT_TICK);	2431	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2180	},	2433	},
2181	);	2434	);
2182		2435
2183	IO::AIO::max_poll_time $TICK * 0.2;	2436	IO::AIO::max_poll_time $TICK * 0.2;
2184		2437
2185	Event->io (	2438	$AIO_POLL_WATCHER = Event->io (
2186	fd => IO::AIO::poll_fileno,	2439	fd => IO::AIO::poll_fileno,
2187	poll => 'r',	2440	poll => 'r',
2188	prio => 5,	2441	prio => 5,
2189	data => WF_AUTOCANCEL,	2442	data => WF_AUTOCANCEL,
2190	cb => \&IO::AIO::poll_cb,	2443	cb => \&IO::AIO::poll_cb,
2191	);	2444	);
2192		2445
2193	Event->timer (	2446	$WRITE_RUNTIME_WATCHER = Event->timer (
2194	data => WF_AUTOCANCEL,	2447	data => WF_AUTOCANCEL,
2195	after => 0,	2448	after => 0,
2196	interval => 10,	2449	interval => 10,
2197	cb => sub {	2450	cb => sub {
2198	(Coro::unblock_sub {	2451	(Coro::unblock_sub {

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