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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.127 by root, Wed Jan 3 00:05:26 2007 UTC vs.
Revision 1.175 by root, Sun Jan 14 21:20:51 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) = @_;
		1507
		1508	# save first because save cedes
		1509	$self->save;
		1510
		1511	my $lock = cf::lock_acquire "map_data:" . $self->path;
1326		1512
1327	return if $self->players;	1513	return if $self->players;
1328	return if $self->in_memory != cf::MAP_IN_MEMORY;	1514	return if $self->in_memory != cf::MAP_IN_MEMORY;
1329	return if $self->{deny_save};	1515	return if $self->{deny_save};
1330		1516
1331	$self->save;
1332	$self->clear;	1517	$self->clear;
1333	$self->in_memory (cf::MAP_SWAPPED);	1518	$self->in_memory (cf::MAP_SWAPPED);
1334	}	1519	}
1335		1520
1336	sub reset_at {	1521	sub reset_at {
1337	my ($self) = @_;	1522	my ($self) = @_;
1338		1523
1339	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1342		1527
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1530
…		…
1350	my ($self) = @_;	1535	my ($self) = @_;
1351		1536
1352	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1353	}	1538	}
1354		1539
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {
1364	my ($self, $new_path) = @_;
1365
1366	$self->unlink_save;
1367
1368	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;
1372
1373	$self->save;
1374	}
1375
1376	sub reset {	1540	sub reset {
1377	my ($self) = @_;	1541	my ($self) = @_;
1378		1542
		1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1544
1379	return if $self->players;	1545	return if $self->players;
1380	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1381		1547
1382	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1383		1549
1384	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1385		1554
1386	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1387		1556
1388	$self->unlink_save;	1557	$self->unlink_save;
1389	$self->destroy;	1558	$self->destroy;
…		…
1392	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1393		1562
1394	sub nuke {	1563	sub nuke {
1395	my ($self) = @_;	1564	my ($self) = @_;
1396		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1397	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1398	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1399	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1400	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1401	}	1579	}
1402		1580
1403	sub customise_for {	1581	=item cf::map::unique_maps
1404	my ($map, $ob) = @_;
1405		1582
1406	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1407	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1408	}
1409		1585
1410	$map	1586	=cut
1411	}
1412		1587
1413	sub emergency_save {	1588	sub unique_maps() {
1414	local $cf::FREEZE = 1;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1415		1591
1416	warn "enter emergency map save\n";	1592	my @paths;
1417		1593
1418	cf::sync_job {	1594	for (@$files) {
1419	warn "begin emergency map save\n";	1595	utf8::decode $_;
1420	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1421	};	1601	}
1422		1602
1423	warn "end emergency map save\n";	1603	\@paths
1424	}	1604	}
1425		1605
1426	package cf;	1606	package cf;
1427		1607
1428	=back	1608	=back
1429		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
1430		1636
1431	=head3 cf::object::player	1637	=head3 cf::object::player
1432		1638
1433	=over 4	1639	=over 4
1434		1640
…		…
1474		1680
1475	=item $player_object->enter_link	1681	=item $player_object->enter_link
1476		1682
1477	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}>).
1478		1684
1479	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
1480	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1481		1687
		1688	Will never block.
		1689
1482	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1483		1691
1484	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1485	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1486	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1487	to the emergency map position.	1695	fails, to the emergency map position.
1488		1696
1489	Might block.	1697	Might block.
1490		1698
1491	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($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	$LINK_MAP
		1709	}
1492		1710
1493	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1494	my ($self) = @_;	1712	my ($self) = @_;
1495		1713
1496	$self->deactivate_recursive;	1714	$self->deactivate_recursive;
1497		1715
1498	return if $self->map == $LINK_MAP;	1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
1499		1717
1500	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1501	if $self->map;	1719	if $self->map;
1502		1720
1503	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1504	}	1722	}
1505		1723
1506	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1507	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1508		1726
1509	my $link_pos = delete $self->{_link_pos};	1727	my $link_pos = delete $self->{_link_pos};
1510		1728
1511	unless ($map) {	1729	unless ($map) {
1512	# restore original map position	1730	# restore original map position
1513	($map, $x, $y) = @{ $link_pos || [] };	1731	($map, $x, $y) = @{ $link_pos || [] };
1514	$map = cf::map::find_map $map;	1732	$map = cf::map::find $map;
1515		1733
1516	unless ($map) {	1734	unless ($map) {
1517	($map, $x, $y) = @$EMERGENCY_POSITION;	1735	($map, $x, $y) = @$EMERGENCY_POSITION;
1518	$map = cf::map::find_map $map	1736	$map = cf::map::find $map
1519	or die "FATAL: cannot load emergency map\n";	1737	or die "FATAL: cannot load emergency map\n";
1520	}	1738	}
1521	}	1739	}
1522		1740
1523	($x, $y) = (-1, -1)	1741	($x, $y) = (-1, -1)
…		…
1526	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1527	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1528	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1529		1747
1530	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1531		1750
		1751	return unless $self->contr->active;
1532	$self->activate_recursive;	1752	$self->activate_recursive;
1533	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1534	}	1754	}
1535		1755
1536	cf::player->attach (	1756	cf::player->attach (
…		…
1549		1769
1550	# try to abort aborted map switching on player login :)	1770	# try to abort aborted map switching on player login :)
1551	# should happen only on crashes	1771	# should happen only on crashes
1552	if ($pl->ob->{_link_pos}) {	1772	if ($pl->ob->{_link_pos}) {
1553	$pl->ob->enter_link;	1773	$pl->ob->enter_link;
1554	cf::async {	1774	(async {
1555	# 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
1556	# 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);
1557	Coro::Timer::sleep 1;	1781	Coro::Timer::sleep 1;
1558	$pl->ob->leave_link;	1782	$pl->ob->leave_link;
1559	};	1783	})->prio (2);
1560	}	1784	}
1561	},	1785	},
1562	);	1786	);
1563		1787
1564	=item $player_object->goto_map ($path, $x, $y)	1788	=item $player_object->goto ($path, $x, $y)
1565		1789
1566	=cut	1790	=cut
1567		1791
1568	sub cf::object::player::goto_map {	1792	sub cf::object::player::goto {
1569	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1570		1794
1571	$self->enter_link;	1795	$self->enter_link;
1572		1796
1573	(cf::async {	1797	(async {
1574	$path = new cf::path $path;
1575
1576	my $map = cf::map::find_map $path->as_string;	1798	my $map = cf::map::find $path;
1577	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1578		1800
1579	# warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1580	# if $map;	1802	# if $map;
1581		1803
1582	$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);
1583		1805
1584	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1585	})->prio (1);	1807	})->prio (1);
1586	}	1808	}
1587		1809
…		…
1640		1862
1641	return unless $self->type == cf::PLAYER;	1863	return unless $self->type == cf::PLAYER;
1642		1864
1643	$self->enter_link;	1865	$self->enter_link;
1644		1866
1645	(cf::async {	1867	(async {
		1868	$self->deactivate_recursive; # just to be sure
1646	unless (eval {	1869	unless (eval {
1647	prepare_random_map $exit	1870	prepare_random_map $exit
1648	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1649		1872
1650	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;
1651	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1652		1875
1653	1;	1876	1;
1654	}) {	1877	}) {
1655	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1656	. "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. "
1657	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1658	cf::NDI_UNIQUE | cf::NDI_RED);	1881	cf::NDI_UNIQUE | cf::NDI_RED);
1659		1882
1660	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1661	$self->leave_link;	1884	$self->leave_link;
1662	}	1885	}
…		…
1713	on_reply => sub {	1936	on_reply => sub {
1714	my ($ns, $msg) = @_;	1937	my ($ns, $msg) = @_;
1715		1938
1716	# this weird shuffling is so that direct followup queries	1939	# this weird shuffling is so that direct followup queries
1717	# get handled first	1940	# get handled first
1718	my $queue = delete $ns->{query_queue};	1941	my $queue = delete $ns->{query_queue}
		1942	or return; # be conservative, not sure how that can happen, but we saw a crash here
1719		1943
1720	(shift @$queue)->[1]->($msg);	1944	(shift @$queue)->[1]->($msg);
1721		1945
1722	push @{ $ns->{query_queue} }, @$queue;	1946	push @{ $ns->{query_queue} }, @$queue;
1723		1947
…		…
1729	}	1953	}
1730	}	1954	}
1731	},	1955	},
1732	);	1956	);
1733		1957
1734	=item $client->coro (\&cb)	1958	=item $client->async (\&cb)
1735		1959
1736	Create a new coroutine, running the specified callback. The coroutine will	1960	Create a new coroutine, running the specified callback. The coroutine will
1737	be automatically cancelled when the client gets destroyed (e.g. on logout,	1961	be automatically cancelled when the client gets destroyed (e.g. on logout,
1738	or loss of connection).	1962	or loss of connection).
1739		1963
1740	=cut	1964	=cut
1741		1965
1742	sub cf::client::coro {	1966	sub cf::client::async {
1743	my ($self, $cb) = @_;	1967	my ($self, $cb) = @_;
1744		1968
1745	my $coro = &cf::async ($cb);	1969	my $coro = &Coro::async ($cb);
1746		1970
1747	$coro->on_destroy (sub {	1971	$coro->on_destroy (sub {
1748	delete $self->{_coro}{$coro+0};	1972	delete $self->{_coro}{$coro+0};
1749	});	1973	});
1750		1974
…		…
1985	open my $fh, "<:utf8", cf::confdir . "/config"	2209	open my $fh, "<:utf8", cf::confdir . "/config"
1986	or return;	2210	or return;
1987		2211
1988	local $/;	2212	local $/;
1989	*CFG = YAML::Syck::Load <$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	}
1990	}	2227	}
1991		2228
1992	sub main {	2229	sub main {
1993	# we must not ever block the main coroutine	2230	# we must not ever block the main coroutine
1994	local $Coro::idle = sub {	2231	local $Coro::idle = sub {
1995	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#
1996	(Coro::unblock_sub {	2233	(async {
		2234	warn "BP1\n";#d#
1997	Event::one_event;	2235	Event::one_event;
1998	})->();	2236	warn "BP2\n";#d#
		2237	})->prio (Coro::PRIO_MAX);
1999	};	2238	};
2000		2239
2001	cfg_load;	2240	cfg_load;
2002	db_load;	2241	db_load;
2003	load_extensions;	2242	load_extensions;
2004	Event::loop;	2243	Event::loop;
2005	}	2244	}
2006		2245
2007	#############################################################################	2246	#############################################################################
2008	# initialisation	2247	# initialisation and cleanup
		2248
		2249	# install some emergency cleanup handlers
		2250	BEGIN {
		2251	for my $signal (qw(INT HUP TERM)) {
		2252	Event->signal (
		2253	data => WF_AUTOCANCEL,
		2254	signal => $signal,
		2255	cb => sub {
		2256	cf::cleanup "SIG$signal";
		2257	},
		2258	);
		2259	}
		2260	}
		2261
		2262	sub emergency_save() {
		2263	my $freeze_guard = cf::freeze_mainloop;
		2264
		2265	warn "enter emergency perl save\n";
		2266
		2267	cf::sync_job {
		2268	# use a peculiar iteration method to avoid tripping on perl
		2269	# refcount bugs in for. also avoids problems with players
		2270	# and maps saved/destroyed asynchronously.
		2271	warn "begin emergency player save\n";
		2272	for my $login (keys %cf::PLAYER) {
		2273	my $pl = $cf::PLAYER{$login} or next;
		2274	$pl->valid or next;
		2275	$pl->save;
		2276	}
		2277	warn "end emergency player save\n";
		2278
		2279	warn "begin emergency map save\n";
		2280	for my $path (keys %cf::MAP) {
		2281	my $map = $cf::MAP{$path} or next;
		2282	$map->valid or next;
		2283	$map->save;
		2284	}
		2285	warn "end emergency map save\n";
		2286	};
		2287
		2288	warn "leave emergency perl save\n";
		2289	}
2009		2290
2010	sub reload() {	2291	sub reload() {
2011	# can/must only be called in main	2292	# can/must only be called in main
2012	if ($Coro::current != $Coro::main) {	2293	if ($Coro::current != $Coro::main) {
2013	warn "can only reload from main coroutine\n";	2294	warn "can only reload from main coroutine\n";
2014	return;	2295	return;
2015	}	2296	}
2016		2297
2017	warn "reloading...";	2298	warn "reloading...";
2018		2299
2019	local $FREEZE = 1;	2300	warn "freezing server";
		2301	my $guard = freeze_mainloop;
2020	cf::emergency_save;	2302	cf::emergency_save;
		2303
		2304	warn "sync database to disk";
		2305	cf::db_sync;
		2306	IO::AIO::flush;
2021		2307
2022	eval {	2308	eval {
2023	# if anything goes wrong in here, we should simply crash as we already saved	2309	# if anything goes wrong in here, we should simply crash as we already saved
2024		2310
2025	# cancel all watchers	2311	warn "cancel all watchers";
2026	for (Event::all_watchers) {	2312	for (Event::all_watchers) {
2027	$_->cancel if $_->data & WF_AUTOCANCEL;	2313	$_->cancel if $_->data & WF_AUTOCANCEL;
2028	}	2314	}
2029		2315
2030	# cancel all extension coros	2316	warn "cancel all extension coros";
2031	$_->cancel for values %EXT_CORO;	2317	$_->cancel for values %EXT_CORO;
2032	%EXT_CORO = ();	2318	%EXT_CORO = ();
2033		2319
		2320	warn "remove commands";
		2321	%COMMAND = ();
		2322
		2323	warn "remove ext commands";
		2324	%EXTCMD = ();
		2325
2034	# unload all extensions	2326	warn "unload/nuke all extensions";
2035	for (@exts) {	2327	for my $pkg (@EXTS) {
2036	warn "unloading <$_>";	2328	warn "... unloading $pkg";
2037	unload_extension $_;	2329
		2330	if (my $cb = $pkg->can ("unload")) {
		2331	eval {
		2332	$cb->($pkg);
		2333	1
		2334	} or warn "$pkg unloaded, but with errors: $@";
2038	}	2335	}
2039		2336
		2337	warn "... nuking $pkg";
		2338	Symbol::delete_package $pkg;
		2339	}
		2340
2040	# unload all modules loaded from $LIBDIR	2341	warn "unload all perl modules loaded from $LIBDIR";
2041	while (my ($k, $v) = each %INC) {	2342	while (my ($k, $v) = each %INC) {
2042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2343	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2043		2344
2044	warn "removing <$k>";	2345	warn "removing <$k>";
2045	delete $INC{$k};	2346	delete $INC{$k};
…		…
2052	}	2353	}
2053		2354
2054	Symbol::delete_package $k;	2355	Symbol::delete_package $k;
2055	}	2356	}
2056		2357
2057	# sync database to disk
2058	cf::db_sync;
2059	IO::AIO::flush;
2060
2061	# get rid of safe::, as good as possible	2358	warn "get rid of safe::, as good as possible";
2062	Symbol::delete_package "safe::$_"	2359	Symbol::delete_package "safe::$_"
2063	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2360	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2064		2361
2065	# remove register_script_function callbacks
2066	# TODO
2067
2068	# unload cf.pm "a bit"	2362	warn "unload cf.pm \"a bit\"";
2069	delete $INC{"cf.pm"};	2363	delete $INC{"cf.pm"};
2070		2364
2071	# don't, removes xs symbols, too,	2365	# don't, removes xs symbols, too,
2072	# and global variables created in xs	2366	# and global variables created in xs
2073	#Symbol::delete_package __PACKAGE__;	2367	#Symbol::delete_package __PACKAGE__;
2074		2368
2075	# reload cf.pm
2076	warn "reloading cf.pm";	2369	warn "reloading cf.pm";
2077	require cf;	2370	require cf;
2078	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2371	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2079		2372
2080	# load config and database again	2373	warn "load config and database again";
2081	cf::cfg_load;	2374	cf::cfg_load;
2082	cf::db_load;	2375	cf::db_load;
2083		2376
2084	# load extensions
2085	warn "load extensions";	2377	warn "load extensions";
2086	cf::load_extensions;	2378	cf::load_extensions;
2087		2379
2088	# reattach attachments to objects	2380	warn "reattach attachments to objects/players";
2089	warn "reattach";
2090	_global_reattach;	2381	_global_reattach;
		2382	warn "reattach attachments to maps";
		2383	reattach $_ for values %MAP;
2091	};	2384	};
2092		2385
2093	if ($@) {	2386	if ($@) {
2094	warn $@;	2387	warn $@;
2095	warn "error while reloading, exiting.";	2388	warn "error while reloading, exiting.";
2096	exit 1;	2389	exit 1;
2097	}	2390	}
2098		2391
2099	warn "reloaded successfully";	2392	warn "reloaded";
2100	};	2393	};
2101		2394
2102	#############################################################################	2395	our $RELOAD_WATCHER; # used only during reload
2103
2104	unless ($LINK_MAP) {
2105	$LINK_MAP = cf::map::new;
2106
2107	$LINK_MAP->width (41);
2108	$LINK_MAP->height (41);
2109	$LINK_MAP->alloc;
2110	$LINK_MAP->path ("{link}");
2111	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2112	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2113
2114	# dirty hack because... archetypes are not yet loaded
2115	Event->timer (
2116	after => 2,
2117	cb => sub {
2118	$_[0]->w->cancel;
2119
2120	# provide some exits "home"
2121	my $exit = cf::object::new "exit";
2122
2123	$exit->slaying ($EMERGENCY_POSITION->[0]);
2124	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2125	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2126
2127	$LINK_MAP->insert ($exit->clone, 19, 19);
2128	$LINK_MAP->insert ($exit->clone, 19, 20);
2129	$LINK_MAP->insert ($exit->clone, 19, 21);
2130	$LINK_MAP->insert ($exit->clone, 20, 19);
2131	$LINK_MAP->insert ($exit->clone, 20, 21);
2132	$LINK_MAP->insert ($exit->clone, 21, 19);
2133	$LINK_MAP->insert ($exit->clone, 21, 20);
2134	$LINK_MAP->insert ($exit->clone, 21, 21);
2135
2136	$exit->destroy;
2137	});
2138
2139	$LINK_MAP->{deny_save} = 1;
2140	$LINK_MAP->{deny_reset} = 1;
2141
2142	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2143	}
2144
2145	register "<global>", __PACKAGE__;
2146		2396
2147	register_command "reload" => sub {	2397	register_command "reload" => sub {
2148	my ($who, $arg) = @_;	2398	my ($who, $arg) = @_;
2149		2399
2150	if ($who->flag (FLAG_WIZ)) {	2400	if ($who->flag (FLAG_WIZ)) {
2151	$who->message ("start of reload.");	2401	$who->message ("reloading server.");
		2402
		2403	# doing reload synchronously and two reloads happen back-to-back,
		2404	# coro crashes during coro_state_free->destroy here.
		2405
		2406	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2152	reload;	2407	reload;
2153	$who->message ("end of reload.");	2408	undef $RELOAD_WATCHER;
		2409	});
2154	}	2410	}
2155	};	2411	};
2156		2412
2157	unshift @INC, $LIBDIR;	2413	unshift @INC, $LIBDIR;
2158		2414
…		…
2160	reentrant => 0,	2416	reentrant => 0,
2161	prio => 0,	2417	prio => 0,
2162	at => $NEXT_TICK || $TICK,	2418	at => $NEXT_TICK || $TICK,
2163	data => WF_AUTOCANCEL,	2419	data => WF_AUTOCANCEL,
2164	cb => sub {	2420	cb => sub {
2165	unless ($FREEZE) {	2421	$NOW = Event::time;
		2422
2166	cf::server_tick; # one server iteration	2423	cf::server_tick; # one server iteration
2167	$RUNTIME += $TICK;	2424	$RUNTIME += $TICK;
2168	}
2169
2170	$NEXT_TICK += $TICK;	2425	$NEXT_TICK += $TICK;
		2426
		2427	$WAIT_FOR_TICK->broadcast;
		2428	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2171		2429
2172	# if we are delayed by four ticks or more, skip them all	2430	# if we are delayed by four ticks or more, skip them all
2173	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2431	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2174		2432
2175	$TICK_WATCHER->at ($NEXT_TICK);	2433	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2177	},	2435	},
2178	);	2436	);
2179		2437
2180	IO::AIO::max_poll_time $TICK * 0.2;	2438	IO::AIO::max_poll_time $TICK * 0.2;
2181		2439
2182	Event->io (	2440	$AIO_POLL_WATCHER = Event->io (
2183	fd => IO::AIO::poll_fileno,	2441	fd => IO::AIO::poll_fileno,
2184	poll => 'r',	2442	poll => 'r',
2185	prio => 5,	2443	prio => 5,
2186	data => WF_AUTOCANCEL,	2444	data => WF_AUTOCANCEL,
2187	cb => \&IO::AIO::poll_cb,	2445	cb => \&IO::AIO::poll_cb,
2188	);	2446	);
2189		2447
2190	Event->timer (	2448	$WRITE_RUNTIME_WATCHER = Event->timer (
2191	data => WF_AUTOCANCEL,	2449	data => WF_AUTOCANCEL,
2192	after => 0,	2450	after => 0,
2193	interval => 10,	2451	interval => 10,
2194	cb => sub {	2452	cb => sub {
2195	(Coro::unblock_sub {	2453	(Coro::unblock_sub {

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