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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.133 by root, Thu Jan 4 16:19:32 2007 UTC vs.
Revision 1.181 by root, Fri Jan 19 15:29:52 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 $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
56		69
57	binmode STDOUT;	70	binmode STDOUT;
58	binmode STDERR;	71	binmode STDERR;
59		72
60	# read virtual server time, if available	73	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
72		85
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
76		87
77	#############################################################################	88	#############################################################################
78		89
79	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
104		115
105	=item %cf::CFG	116	=item %cf::CFG
106		117
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
109		127
110	=back	128	=back
111		129
112	=cut	130	=cut
113		131
…		…
117	utf8::encode $msg;	135	utf8::encode $msg;
118		136
119	$msg .= "\n"	137	$msg .= "\n"
120	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
121		139
122	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
123	};	141	};
124	}	142	}
125		143
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		163
146	$Event::DIED = sub {	164	$Event::DIED = sub {
147	warn "error in event callback: @_";	165	warn "error in event callback: @_";
148	};	166	};
149		167
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
155		169
156	=over 4	170	=over 4
157		171
		172	=item dumpval $ref
		173
158	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} || "[unable to dump $_[0]: '$@']";
		193	}
159		194
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		196
162	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
163		198
…		…
179	sub to_json($) {	214	sub to_json($) {
180	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	215	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
181	JSON::Syck::Dump $_[0]	216	JSON::Syck::Dump $_[0]
182	}	217	}
183		218
184	=item my $guard = cf::guard { BLOCK }
185
186	Run the given callback when the guard object gets destroyed (useful for
187	coroutine cancellations).
188
189	You can call C<< ->cancel >> on the guard object to stop the block from
190	being executed.
191
192	=cut
193
194	sub guard(&) {
195	bless \(my $cb = $_[0]), cf::guard::;
196	}
197
198	sub cf::guard::cancel {
199	${$_[0]} = sub { };
200	}
201
202	sub cf::guard::DESTROY {
203	${$_[0]}->();
204	}
205
206	=item cf::lock_wait $string	219	=item cf::lock_wait $string
207		220
208	Wait until the given lock is available. See cf::lock_acquire.	221	Wait until the given lock is available. See cf::lock_acquire.
209		222
210	=item my $lock = cf::lock_acquire $string	223	=item my $lock = cf::lock_acquire $string
211		224
212	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
213	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,
214	for example when the coroutine gets canceled), the lock is automatically	227	for example when the coroutine gets canceled), the lock is automatically
215	returned.	228	returned.
216		229
217	Lock names should begin with a unique identifier (for example, cf::map::find	230	Lock names should begin with a unique identifier (for example, cf::map::find
218	uses map_find and cf::map::load uses map_load).	231	uses map_find and cf::map::load uses map_load).
…		…
237	# wait, to be sure we are not locked	250	# wait, to be sure we are not locked
238	lock_wait $key;	251	lock_wait $key;
239		252
240	$LOCK{$key} = [];	253	$LOCK{$key} = [];
241		254
242	cf::guard {	255	Coro::guard {
243	# wake up all waiters, to be on the safe side	256	# wake up all waiters, to be on the safe side
244	$_->ready for @{ delete $LOCK{$key} };	257	$_->ready for @{ delete $LOCK{$key} };
245	}	258	}
246	}	259	}
247		260
248	=item cf::async { BLOCK }
249
250	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the
251	error instead of exiting the server in case of a problem.
252
253	=cut
254
255	sub async(&) {
256	my ($cb) = @_;
257
258	Coro::async {
259	eval { $cb->() };
260	warn $@ if $@;
261	}
262	}
263
264	sub freeze_mainloop {	261	sub freeze_mainloop {
265	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
266		263
267	my $guard = guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
268	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
269	$guard	270	$guard
270	}	271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
271		282
272	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
273		284
274	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
275	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
…		…
294	my $freeze_guard = freeze_mainloop;	305	my $freeze_guard = freeze_mainloop;
295		306
296	my $busy = 1;	307	my $busy = 1;
297	my @res;	308	my @res;
298		309
299	(Coro::async {	310	(async {
300	@res = eval { $job->() };	311	@res = eval { $job->() };
301	warn $@ if $@;	312	warn $@ if $@;
302	undef $busy;	313	undef $busy;
303	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
304		315
305	while ($busy) {	316	while ($busy) {
306	Coro::cede_notself;	317	Coro::cede or Event::one_event;
307	Event::one_event unless Coro::nready;
308	}	318	}
309		319
310	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
311	} else {	321	} else {
312	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
313		323
314	$job->()	324	$job->()
315	}	325	}
316	}	326	}
317		327
318	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
319		329
320	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
321	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
322		332
323	=cut	333	=cut
324		334
325	sub coro(&) {	335	sub async_ext(&) {
326	my $cb = shift;	336	my $cb = shift;
327		337
328	my $coro = &cf::async ($cb);	338	my $coro = &Coro::async ($cb);
329		339
330	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
331	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
332	});	342	});
333	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
358	}	368	}
359		369
360	=back	370	=back
361		371
362	=cut	372	=cut
363
364	#############################################################################
365
366	package cf::path;
367
368	sub new {
369	my ($class, $path, $base) = @_;
370
371	$path = $path->as_string if ref $path;
372
373	my $self = bless { }, $class;
374
375	# {... are special paths that are not touched
376	# ?xxx/... are special absolute paths
377	# ?random/... random maps
378	# /! non-realised random map exit
379	# /... normal maps
380	# ~/... per-player maps without a specific player (DO NOT USE)
381	# ~user/... per-player map of a specific user
382
383	if ($path =~ /^{/) {
384	# fine as it is
385	} elsif ($path =~ s{^\?random/}{}) {
386	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
387	$self->{random} = cf::from_json $data;
388	} else {
389	if ($path =~ s{^~([^/]+)?}{}) {
390	$self->{user_rel} = 1;
391
392	if (defined $1) {
393	$self->{user} = $1;
394	} elsif ($base =~ m{^~([^/]+)/}) {
395	$self->{user} = $1;
396	} else {
397	warn "cannot resolve user-relative path without user <$path,$base>\n";
398	}
399	} elsif ($path =~ /^\//) {
400	# already absolute
401	} else {
402	$base =~ s{[^/]+/?$}{};
403	return $class->new ("$base/$path");
404	}
405
406	for ($path) {
407	redo if s{/\.?/}{/};
408	redo if s{/[^/]+/\.\./}{/};
409	}
410	}
411
412	$self->{path} = $path;
413
414	$self
415	}
416
417	# the name / primary key / in-game path
418	sub as_string {
419	my ($self) = @_;
420
421	$self->{user_rel} ? "~$self->{user}$self->{path}"
422	: $self->{random} ? "?random/$self->{path}"
423	: $self->{path}
424	}
425
426	# the displayed name, this is a one way mapping
427	sub visible_name {
428	my ($self) = @_;
429
430	# if (my $rmp = $self->{random}) {
431	# # todo: be more intelligent about this
432	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
433	# } else {
434	$self->as_string
435	# }
436	}
437
438	# escape the /'s in the path
439	sub _escaped_path {
440	# ∕ is U+2215
441	(my $path = $_[0]{path}) =~ s/\//∕/g;
442	$path
443	}
444
445	# the original (read-only) location
446	sub load_path {
447	my ($self) = @_;
448
449	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
450	}
451
452	# the temporary/swap location
453	sub save_path {
454	my ($self) = @_;
455
456	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
457	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
458	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
459	}
460
461	# the unique path, might be eq to save_path
462	sub uniq_path {
463	my ($self) = @_;
464
465	$self->{user_rel} || $self->{random}
466	? undef
467	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
468	}
469
470	# return random map parameters, or undef
471	sub random_map_params {
472	my ($self) = @_;
473
474	$self->{random}
475	}
476
477	# this is somewhat ugly, but style maps do need special treatment
478	sub is_style_map {
479	$_[0]{path} =~ m{^/styles/}
480	}
481
482	package cf;
483		373
484	#############################################################################	374	#############################################################################
485		375
486	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
487		377
…		…
613	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
614	our @CB_MAP = ();	504	our @CB_MAP = ();
615		505
616	my %attachment;	506	my %attachment;
617		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
618	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
619	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
620		516
621	use sort 'stable';	517	use sort 'stable';
622		518
…		…
793	# object support	689	# object support
794		690
795	sub reattach {	691	sub reattach {
796	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
797	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
798		696
799	my $registry = $obj->registry;	697	my $registry = $obj->registry;
800		698
801	@$registry = ();	699	@$registry = ();
802		700
…		…
934	=cut	832	=cut
935		833
936	sub register_extcmd {	834	sub register_extcmd {
937	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
938		836
939	my $caller = caller;
940	#warn "registering extcmd '$name' to '$caller'";
941
942	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
943	}	838	}
944		839
945	cf::player->attach (	840	cf::player->attach (
946	on_command => sub {	841	on_command => sub {
947	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
960		855
961	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
962		857
963	if (ref $msg) {	858	if (ref $msg) {
964	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
965	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
966	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
967	}	862	}
968	}	863	}
969	} else {	864	} else {
970	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
972		867
973	cf::override;	868	cf::override;
974	},	869	},
975	);	870	);
976		871
977	sub register {
978	my ($base, $pkg) = @_;
979
980	#TODO
981	}
982
983	sub load_extension {	872	sub load_extension {
984	my ($path) = @_;	873	my ($path) = @_;
985		874
986	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
987	my $base = $1;	876	my $base = $1;
988	my $pkg = $1;	877	my $pkg = $1;
989	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
990	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
991		880
992	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
993		882
994	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
995	or die "$path: $!";	884	or die "$path: $!";
996		885
997	my $source =	886	my $source =
998	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
999	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
1000	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
1001	. "\n};\n1";	890	. "\n};\n1";
1002		891
1003	eval $source	892	unless (eval $source) {
1004	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
1005	: "extension disabled.\n";	894	: "extension disabled.\n";
1006		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1007	push @exts, $pkg;	896	warn $@;
1008	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
1009		898	exit 1;
1010	# no strict 'refs';	899	}
1011	# @{"$pkg\::ISA"} = ext::;	900	die $@;
1012
1013	register $base, $pkg;
1014	}
1015
1016	sub unload_extension {
1017	my ($pkg) = @_;
1018
1019	warn "removing extension $pkg\n";
1020
1021	# remove hooks
1022	#TODO
1023	# for my $idx (0 .. $#PLUGIN_EVENT) {
1024	# delete $hook[$idx]{$pkg};
1025	# }	901	}
1026		902
1027	# remove commands	903	push @EXTS, $pkg;
1028	for my $name (keys %COMMAND) {
1029	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1030
1031	if (@cb) {
1032	$COMMAND{$name} = \@cb;
1033	} else {
1034	delete $COMMAND{$name};
1035	}
1036	}
1037
1038	# remove extcmds
1039	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1040	delete $EXTCMD{$name};
1041	}
1042
1043	if (my $cb = $pkg->can ("unload")) {
1044	eval {
1045	$cb->($pkg);
1046	1
1047	} or warn "$pkg unloaded, but with errors: $@";
1048	}
1049
1050	Symbol::delete_package $pkg;
1051	}	904	}
1052		905
1053	sub load_extensions {	906	sub load_extensions {
1054	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1055	next unless -r $ext;	908	next unless -r $ext;
…		…
1059	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1060	}	913	}
1061	}	914	}
1062		915
1063	#############################################################################	916	#############################################################################
1064	# load/save/clean perl data associated with a map
1065
1066	*cf::mapsupport::on_clean = sub {
1067	my ($map) = @_;
1068
1069	my $path = $map->tmpname;
1070	defined $path or return;
1071
1072	unlink "$path.pst";
1073	};
1074
1075	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1076
1077	#############################################################################
1078	# load/save perl data associated with player->ob objects
1079
1080	sub all_objects(@) {
1081	@_, map all_objects ($_->inv), @_
1082	}
1083
1084	# TODO: compatibility cruft, remove when no longer needed
1085	cf::player->attach (
1086	on_load => sub {
1087	my ($pl, $path) = @_;
1088
1089	for my $o (all_objects $pl->ob) {
1090	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1091	$o->set_ob_key_value ("_perl_data");
1092
1093	%$o = %{ Storable::thaw pack "H*", $value };
1094	}
1095	}
1096	},
1097	);
1098
1099	#############################################################################
1100		917
1101	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1102		919
1103	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1104		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1105	=head3 cf::player	928	=head3 cf::player
1106		929
1107	=over 4	930	=over 4
1108		931
1109	=item cf::player::exists $login	932	=item cf::player::find $login
1110		933
1111	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1112		935
1113	=cut	936	=cut
1114		937
1115	sub cf::player::exists($) {	938	sub playerdir($) {
1116	cf::player::find $_[0]	939	cf::localdir
1117	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 path $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
1118	}	1085	}
1119		1086
1120	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1121		1088
1122	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1123		1090
1124	=cut	1091	=cut
1125		1092
1126	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1127	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1128		1095
1129	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1130		1097
1131	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1132	}	1099	}
		1100
		1101	package cf;
1133		1102
1134	=back	1103	=back
1135		1104
1136		1105
1137	=head3 cf::map	1106	=head3 cf::map
…		…
1143	package cf::map;	1112	package cf::map;
1144		1113
1145	use Fcntl;	1114	use Fcntl;
1146	use Coro::AIO;	1115	use Coro::AIO;
1147		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1148	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1149	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1150		1123
1151	sub generate_random_map {	1124	sub generate_random_map {
1152	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1153
1154	# mit "rum" bekleckern, nicht	1126	# mit "rum" bekleckern, nicht
1155	cf::map::_create_random_map	1127	$self->_create_random_map (
1156	$path,
1157	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1158	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1159	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1160	$rmp->{exit_on_final_map},	1131	$rmp->{exit_on_final_map},
1161	$rmp->{xsize}, $rmp->{ysize},	1132	$rmp->{xsize}, $rmp->{ysize},
1162	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1163	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1164	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1165	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1166	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1167	(cf::region::find $rmp->{region})	1138	(cf::region::find $rmp->{region}), $rmp->{custom}
		1139	)
		1140	}
		1141
		1142	sub register {
		1143	my (undef, $regex) = @_;
		1144	my $pkg = caller;
		1145
		1146	no strict;
		1147	push @{"$pkg\::ISA"}, __PACKAGE__;
		1148
		1149	$EXT_MAP{$pkg} = qr<$regex>;
		1150	}
		1151
		1152	# also paths starting with '/'
		1153	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1154
		1155	sub thawer_merge {
		1156	my ($self, $merge) = @_;
		1157
		1158	# we have to keep some variables in memory intact
		1159	local $self->{path};
		1160	local $self->{load_path};
		1161	local $self->{deny_save};
		1162	local $self->{deny_reset};
		1163
		1164	$self->SUPER::thawer_merge ($merge);
		1165	}
		1166
		1167	sub normalise {
		1168	my ($path, $base) = @_;
		1169
		1170	# map plan:
		1171	#
		1172	# /! non-realised random map exit (special hack!)
		1173	# {... are special paths that are not being touched
		1174	# ?xxx/... are special absolute paths
		1175	# ?random/... random maps
		1176	# /... normal maps
		1177	# ~user/... per-player map of a specific user
		1178
		1179	$path =~ s/$PATH_SEP/\//go;
		1180
		1181	# treat it as relative path if it starts with
		1182	# something that looks reasonable
		1183	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1184	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1185
		1186	$base =~ s{[^/]+/?$}{};
		1187	$path = "$base/$path";
		1188	}
		1189
		1190	for ($path) {
		1191	redo if s{//}{/};
		1192	redo if s{/\.?/}{/};
		1193	redo if s{/[^/]+/\.\./}{/};
		1194	}
		1195
		1196	$path
		1197	}
		1198
		1199	sub new_from_path {
		1200	my (undef, $path, $base) = @_;
		1201
		1202	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1203
		1204	$path = normalise $path, $base;
		1205
		1206	for my $pkg (keys %EXT_MAP) {
		1207	if ($path =~ $EXT_MAP{$pkg}) {
		1208	my $self = bless cf::map::new, $pkg;
		1209	$self->{path} = $path; $self->path ($path);
		1210	$self->init; # pass $1 etc.
		1211	return $self;
		1212	}
		1213	}
		1214
		1215	Carp::carp "unable to resolve path '$path'.";
		1216	()
		1217	}
		1218
		1219	sub init {
		1220	my ($self) = @_;
		1221
		1222	$self
		1223	}
		1224
		1225	sub as_string {
		1226	my ($self) = @_;
		1227
		1228	"$self->{path}"
		1229	}
		1230
		1231	# the displayed name, this is a one way mapping
		1232	sub visible_name {
		1233	&as_string
		1234	}
		1235
		1236	# the original (read-only) location
		1237	sub load_path {
		1238	my ($self) = @_;
		1239
		1240	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1241	}
		1242
		1243	# the temporary/swap location
		1244	sub save_path {
		1245	my ($self) = @_;
		1246
		1247	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1248	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1249	}
		1250
		1251	# the unique path, undef == no special unique path
		1252	sub uniq_path {
		1253	my ($self) = @_;
		1254
		1255	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1256	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1168	}	1257	}
1169		1258
1170	# and all this just because we cannot iterate over	1259	# and all this just because we cannot iterate over
1171	# all maps in C++...	1260	# all maps in C++...
1172	sub change_all_map_light {	1261	sub change_all_map_light {
…		…
1174		1263
1175	$_->change_map_light ($change)	1264	$_->change_map_light ($change)
1176	for grep $_->outdoor, values %cf::MAP;	1265	for grep $_->outdoor, values %cf::MAP;
1177	}	1266	}
1178		1267
		1268	sub unlink_save {
		1269	my ($self) = @_;
		1270
		1271	utf8::encode (my $save = $self->save_path);
		1272	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1274	}
		1275
1179	sub try_load_header($) {	1276	sub load_header_from($) {
1180	my ($path) = @_;	1277	my ($self, $path) = @_;
1181		1278
1182	utf8::encode $path;	1279	utf8::encode $path;
1183	aio_open $path, O_RDONLY, 0	1280	aio_open $path, O_RDONLY, 0
1184	or return;	1281	or return;
1185		1282
1186	my $map = cf::map::new	1283	$self->_load_header ($path)
1187	or return;	1284	or return;
1188		1285
1189	$map->load_header ($path)	1286	$self->{load_path} = $path;
		1287
		1288	1
		1289	}
		1290
		1291	sub load_orig {
		1292	my ($self) = @_;
		1293
		1294	$self->load_header_from ($self->load_path)
		1295	}
		1296
		1297	sub load_temp {
		1298	my ($self) = @_;
		1299
		1300	$self->load_header_from ($self->save_path)
		1301	}
		1302
		1303	sub load_header {
		1304	my ($self) = @_;
		1305
		1306	if ($self->load_temp) {
		1307	$self->last_access ((delete $self->{last_access})
		1308	|| $cf::RUNTIME); #d#
		1309	# safety
		1310	$self->{instantiate_time} = $cf::RUNTIME
		1311	if $self->{instantiate_time} > $cf::RUNTIME;
		1312	} else {
		1313	$self->load_orig
1190	or return;	1314	or return;
1191		1315
1192	$map->{load_path} = $path;	1316	$self->{load_original} = 1;
		1317	$self->{instantiate_time} = $cf::RUNTIME;
		1318	$self->last_access ($cf::RUNTIME);
		1319	$self->instantiate;
		1320	}
1193		1321
1194	$map	1322	1
1195	}	1323	}
1196		1324
1197	sub find;	1325	sub find;
1198	sub find {	1326	sub find {
1199	my ($path, $origin) = @_;	1327	my ($path, $origin) = @_;
1200		1328
1201	#warn "find<$path,$origin>\n";#d#
1202
1203	$path = new cf::path $path, $origin && $origin->path;	1329	$path = normalise $path, $origin && $origin->path;
1204	my $key = $path->as_string;
1205		1330
1206	cf::lock_wait "map_find:$key";	1331	cf::lock_wait "map_find:$path";
1207		1332
1208	$cf::MAP{$key} || do {	1333	$cf::MAP{$path} || do {
1209	my $guard = cf::lock_acquire "map_find:$key";	1334	my $guard = cf::lock_acquire "map_find:$path";
1210		1335	my $map = new_from_path cf::map $path
1211	# do it the slow way
1212	my $map = try_load_header $path->save_path;
1213
1214	if ($map) {
1215	$map->last_access ((delete $map->{last_access})
1216	|| $cf::RUNTIME); #d#
1217	# safety
1218	$map->{instantiate_time} = $cf::RUNTIME
1219	if $map->{instantiate_time} > $cf::RUNTIME;
1220	} else {
1221	if (my $rmp = $path->random_map_params) {
1222	$map = generate_random_map $key, $rmp;
1223	} else {
1224	$map = try_load_header $path->load_path;
1225	}
1226
1227	$map or return;	1336	or return;
1228		1337
1229	$map->{load_original} = 1;
1230	$map->{instantiate_time} = $cf::RUNTIME;
1231	$map->last_access ($cf::RUNTIME);
1232	$map->instantiate;
1233
1234	# per-player maps become, after loading, normal maps
1235	$map->per_player (0) if $path->{user_rel};
1236	}
1237
1238	$map->path ($key);
1239	$map->{path} = $path;
1240	$map->{last_save} = $cf::RUNTIME;	1338	$map->{last_save} = $cf::RUNTIME;
1241		1339
		1340	$map->load_header
		1341	or return;
		1342
1242	if ($map->should_reset) {	1343	if ($map->should_reset) {
		1344	$cf::WAIT_FOR_TICK->wait;
1243	$map->reset;	1345	$map->reset;
1244	undef $guard;	1346	undef $guard;
1245	$map = find $path	1347	$map = find $path
1246	or return;	1348	or return;
1247	}	1349	}
1248		1350
1249	$cf::MAP{$key} = $map	1351	$cf::MAP{$path} = $map
1250	}	1352	}
1251	}	1353	}
1252		1354
1253	sub load {	1355	sub load {
1254	my ($self) = @_;	1356	my ($self) = @_;
1255		1357
1256	my $path = $self->{path};	1358	my $path = $self->{path};
1257	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1359	my $guard = cf::lock_acquire "map_load:$path";
1258		1360
1259	return if $self->in_memory != cf::MAP_SWAPPED;	1361	return if $self->in_memory != cf::MAP_SWAPPED;
1260		1362
1261	$self->in_memory (cf::MAP_LOADING);	1363	$self->in_memory (cf::MAP_LOADING);
1262		1364
1263	$self->alloc;	1365	$self->alloc;
1264	$self->load_objects ($self->{load_path}, 1)	1366	$self->_load_objects ($self->{load_path}, 1)
1265	or return;	1367	or return;
1266		1368
1267	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1369	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1268	if delete $self->{load_original};	1370	if delete $self->{load_original};
1269		1371
1270	if (my $uniq = $path->uniq_path) {	1372	if (my $uniq = $self->uniq_path) {
1271	utf8::encode $uniq;	1373	utf8::encode $uniq;
1272	if (aio_open $uniq, O_RDONLY, 0) {	1374	if (aio_open $uniq, O_RDONLY, 0) {
1273	$self->clear_unique_items;	1375	$self->clear_unique_items;
1274	$self->load_objects ($uniq, 0);	1376	$self->_load_objects ($uniq, 0);
1275	}	1377	}
1276	}	1378	}
		1379
		1380	Coro::cede;
1277		1381
1278	# now do the right thing for maps	1382	# now do the right thing for maps
1279	$self->link_multipart_objects;	1383	$self->link_multipart_objects;
1280		1384
1281	if ($self->{path}->is_style_map) {	1385	unless ($self->{deny_activate}) {
1282	$self->{deny_save} = 1;	1386	$self->decay_objects;
1283	$self->{deny_reset} = 1;
1284	} else {
1285	$self->fix_auto_apply;	1387	$self->fix_auto_apply;
1286	$self->decay_objects;
1287	$self->update_buttons;	1388	$self->update_buttons;
		1389	Coro::cede;
1288	$self->set_darkness_map;	1390	$self->set_darkness_map;
1289	$self->difficulty ($self->estimate_difficulty)	1391	$self->difficulty ($self->estimate_difficulty)
1290	unless $self->difficulty;	1392	unless $self->difficulty;
		1393	Coro::cede;
1291	$self->activate;	1394	$self->activate;
1292	}	1395	}
1293		1396
1294	$self->in_memory (cf::MAP_IN_MEMORY);	1397	$self->in_memory (cf::MAP_IN_MEMORY);
		1398	}
		1399
		1400	sub customise_for {
		1401	my ($self, $ob) = @_;
		1402
		1403	return find "~" . $ob->name . "/" . $self->{path}
		1404	if $self->per_player;
		1405
		1406	$self
		1407	}
		1408
		1409	# find and load all maps in the 3x3 area around a map
		1410	sub load_diag {
		1411	my ($map) = @_;
		1412
		1413	my @diag; # diagonal neighbours
		1414
		1415	for (0 .. 3) {
		1416	my $neigh = $map->tile_path ($_)
		1417	or next;
		1418	$neigh = find $neigh, $map
		1419	or next;
		1420	$neigh->load;
		1421
		1422	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1423	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1424	}
		1425
		1426	for (@diag) {
		1427	my $neigh = find @$_
		1428	or next;
		1429	$neigh->load;
		1430	}
1295	}	1431	}
1296		1432
1297	sub find_sync {	1433	sub find_sync {
1298	my ($path, $origin) = @_;	1434	my ($path, $origin) = @_;
1299		1435
1300	cf::sync_job { cf::map::find $path, $origin }	1436	cf::sync_job { find $path, $origin }
1301	}	1437	}
1302		1438
1303	sub do_load_sync {	1439	sub do_load_sync {
1304	my ($map) = @_;	1440	my ($map) = @_;
1305		1441
1306	cf::sync_job { $map->load };	1442	cf::sync_job { $map->load };
1307	}	1443	}
1308		1444
		1445	our %MAP_PREFETCH;
		1446	our $MAP_PREFETCHER = Coro::async {
		1447	while () {
		1448	for my $path (keys %MAP_PREFETCH) {
		1449	my $map = find $path
		1450	or next;
		1451	$map->load;
		1452
		1453	delete $MAP_PREFETCH{$path};
		1454	}
		1455	Coro::schedule;
		1456	}
		1457	};
		1458
		1459	sub find_async {
		1460	my ($path, $origin) = @_;
		1461
		1462	$path = normalise $path, $origin && $origin->{path};
		1463
		1464	if (my $map = $cf::MAP{$path}) {
		1465	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1466	}
		1467
		1468	$MAP_PREFETCH{$path} = 0;
		1469	$MAP_PREFETCHER->ready;
		1470
		1471	()
		1472	}
		1473
1309	sub save {	1474	sub save {
1310	my ($self) = @_;	1475	my ($self) = @_;
1311		1476
		1477	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1478
1312	$self->{last_save} = $cf::RUNTIME;	1479	$self->{last_save} = $cf::RUNTIME;
1313		1480
1314	return unless $self->dirty;	1481	return unless $self->dirty;
1315		1482
1316	my $save = $self->{path}->save_path; utf8::encode $save;	1483	my $save = $self->save_path; utf8::encode $save;
1317	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1484	my $uniq = $self->uniq_path; utf8::encode $uniq;
1318		1485
1319	$self->{load_path} = $save;	1486	$self->{load_path} = $save;
1320		1487
1321	return if $self->{deny_save};	1488	return if $self->{deny_save};
1322		1489
1323	local $self->{last_access} = $self->last_access;#d#	1490	local $self->{last_access} = $self->last_access;#d#
1324		1491
		1492	cf::async {
		1493	$_->contr->save for $self->players;
		1494	};
		1495
1325	if ($uniq) {	1496	if ($uniq) {
1326	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1497	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1327	$self->save_objects ($uniq, cf::IO_UNIQUES);	1498	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1328	} else {	1499	} else {
1329	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1500	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1330	}	1501	}
1331	}	1502	}
1332		1503
1333	sub swap_out {	1504	sub swap_out {
1334	my ($self) = @_;	1505	my ($self) = @_;
1335		1506
1336	# save first because save cedes	1507	# save first because save cedes
1337	$self->save;	1508	$self->save;
		1509
		1510	my $lock = cf::lock_acquire "map_data:" . $self->path;
1338		1511
1339	return if $self->players;	1512	return if $self->players;
1340	return if $self->in_memory != cf::MAP_IN_MEMORY;	1513	return if $self->in_memory != cf::MAP_IN_MEMORY;
1341	return if $self->{deny_save};	1514	return if $self->{deny_save};
1342		1515
…		…
1346		1519
1347	sub reset_at {	1520	sub reset_at {
1348	my ($self) = @_;	1521	my ($self) = @_;
1349		1522
1350	# TODO: safety, remove and allow resettable per-player maps	1523	# TODO: safety, remove and allow resettable per-player maps
1351	return 1e99 if $self->{path}{user_rel};	1524	return 1e99 if $self->isa ("ext::map_per_player");#d#
1352	return 1e99 if $self->{deny_reset};	1525	return 1e99 if $self->{deny_reset};
1353		1526
1354	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1527	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1355	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1528	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1356		1529
…		…
1361	my ($self) = @_;	1534	my ($self) = @_;
1362		1535
1363	$self->reset_at <= $cf::RUNTIME	1536	$self->reset_at <= $cf::RUNTIME
1364	}	1537	}
1365		1538
1366	sub unlink_save {
1367	my ($self) = @_;
1368
1369	utf8::encode (my $save = $self->{path}->save_path);
1370	aioreq_pri 3; IO::AIO::aio_unlink $save;
1371	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1372	}
1373
1374	sub rename {
1375	my ($self, $new_path) = @_;
1376
1377	$self->unlink_save;
1378
1379	delete $cf::MAP{$self->path};
1380	$self->{path} = new cf::path $new_path;
1381	$self->path ($self->{path}->as_string);
1382	$cf::MAP{$self->path} = $self;
1383
1384	$self->save;
1385	}
1386
1387	sub reset {	1539	sub reset {
1388	my ($self) = @_;	1540	my ($self) = @_;
1389		1541
		1542	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1543
1390	return if $self->players;	1544	return if $self->players;
1391	return if $self->{path}{user_rel};#d#	1545	return if $self->isa ("ext::map_per_player");#d#
1392		1546
1393	warn "resetting map ", $self->path;#d#	1547	warn "resetting map ", $self->path;#d#
1394		1548
1395	delete $cf::MAP{$self->path};	1549	delete $cf::MAP{$self->path};
		1550
		1551	$self->in_memory (cf::MAP_SWAPPED);
		1552	$self->clear;
1396		1553
1397	$_->clear_links_to ($self) for values %cf::MAP;	1554	$_->clear_links_to ($self) for values %cf::MAP;
1398		1555
1399	$self->unlink_save;	1556	$self->unlink_save;
1400	$self->destroy;	1557	$self->destroy;
…		…
1403	my $nuke_counter = "aaaa";	1560	my $nuke_counter = "aaaa";
1404		1561
1405	sub nuke {	1562	sub nuke {
1406	my ($self) = @_;	1563	my ($self) = @_;
1407		1564
		1565	delete $cf::MAP{$self->path};
		1566
		1567	$self->unlink_save;
		1568
		1569	bless $self, "cf::map";
		1570	delete $self->{deny_reset};
1408	$self->{deny_save} = 1;	1571	$self->{deny_save} = 1;
1409	$self->reset_timeout (1);	1572	$self->reset_timeout (1);
1410	$self->rename ("{nuke}/" . ($nuke_counter++));	1573	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1574
		1575	$cf::MAP{$self->path} = $self;
		1576
1411	$self->reset; # polite request, might not happen	1577	$self->reset; # polite request, might not happen
1412	}	1578	}
1413		1579
1414	sub customise_for {	1580	=item cf::map::unique_maps
1415	my ($map, $ob) = @_;
1416		1581
1417	if ($map->per_player) {	1582	Returns an arrayref of paths of all shared maps that have
1418	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1583	instantiated unique items. May block.
1419	}
1420		1584
1421	$map	1585	=cut
1422	}
1423		1586
1424	sub emergency_save {	1587	sub unique_maps() {
1425	my $freeze_guard = cf::freeze_mainloop;	1588	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1589	or return;
1426		1590
1427	warn "enter emergency map save\n";	1591	my @paths;
1428		1592
1429	cf::sync_job {	1593	for (@$files) {
1430	warn "begin emergency map save\n";	1594	utf8::decode $_;
1431	$_->save for values %cf::MAP;	1595	next if /\.pst$/;
		1596	next unless /^$PATH_SEP/o;
		1597
		1598	s/\.map$//;
		1599	push @paths, $_;
1432	};	1600	}
1433		1601
1434	warn "end emergency map save\n";	1602	\@paths
1435	}	1603	}
1436		1604
1437	package cf;	1605	package cf;
1438		1606
1439	=back	1607	=back
1440		1608
		1609	=head3 cf::object
		1610
		1611	=cut
		1612
		1613	package cf::object;
		1614
		1615	=over 4
		1616
		1617	=item $ob->inv_recursive
		1618
		1619	Returns the inventory of the object _and_ their inventories, recursively.
		1620
		1621	=cut
		1622
		1623	sub inv_recursive_;
		1624	sub inv_recursive_ {
		1625	map { $_, inv_recursive_ $_->inv } @_
		1626	}
		1627
		1628	sub inv_recursive {
		1629	inv_recursive_ inv $_[0]
		1630	}
		1631
		1632	package cf;
		1633
		1634	=back
1441		1635
1442	=head3 cf::object::player	1636	=head3 cf::object::player
1443		1637
1444	=over 4	1638	=over 4
1445		1639
…		…
1485		1679
1486	=item $player_object->enter_link	1680	=item $player_object->enter_link
1487		1681
1488	Freezes the player and moves him/her to a special map (C<{link}>).	1682	Freezes the player and moves him/her to a special map (C<{link}>).
1489		1683
1490	The player should be reaosnably safe there for short amounts of time. You	1684	The player should be reasonably safe there for short amounts of time. You
1491	I<MUST> call C<leave_link> as soon as possible, though.	1685	I<MUST> call C<leave_link> as soon as possible, though.
1492		1686
		1687	Will never block.
		1688
1493	=item $player_object->leave_link ($map, $x, $y)	1689	=item $player_object->leave_link ($map, $x, $y)
1494		1690
1495	Moves the player out of the specila link map onto the given map. If the	1691	Moves the player out of the special C<{link}> map onto the specified
1496	map is not valid (or omitted), the player will be moved back to the	1692	map. If the map is not valid (or omitted), the player will be moved back
1497	location he/she was before the call to C<enter_link>, or, if that fails,	1693	to the location he/she was before the call to C<enter_link>, or, if that
1498	to the emergency map position.	1694	fails, to the emergency map position.
1499		1695
1500	Might block.	1696	Might block.
1501		1697
1502	=cut	1698	=cut
		1699
		1700	sub link_map {
		1701	unless ($LINK_MAP) {
		1702	$LINK_MAP = cf::map::find "{link}"
		1703	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1704	$LINK_MAP->load;
		1705	}
		1706
		1707	$LINK_MAP
		1708	}
1503		1709
1504	sub cf::object::player::enter_link {	1710	sub cf::object::player::enter_link {
1505	my ($self) = @_;	1711	my ($self) = @_;
1506		1712
1507	$self->deactivate_recursive;	1713	$self->deactivate_recursive;
1508		1714
1509	return if $self->map == $LINK_MAP;	1715	return if UNIVERSAL::isa $self->map, "ext::map_link";
1510		1716
1511	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1512	if $self->map;	1718	if $self->map;
1513		1719
1514	$self->enter_map ($LINK_MAP, 20, 20);	1720	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1515	}	1721	}
1516		1722
1517	sub cf::object::player::leave_link {	1723	sub cf::object::player::leave_link {
1518	my ($self, $map, $x, $y) = @_;	1724	my ($self, $map, $x, $y) = @_;
1519		1725
…		…
1537	# use -1 or undef as default coordinates, not 0, 0	1743	# use -1 or undef as default coordinates, not 0, 0
1538	($x, $y) = ($map->enter_x, $map->enter_y)	1744	($x, $y) = ($map->enter_x, $map->enter_y)
1539	if $x <=0 && $y <= 0;	1745	if $x <=0 && $y <= 0;
1540		1746
1541	$map->load;	1747	$map->load;
		1748	$map->load_diag;
1542		1749
		1750	return unless $self->contr->active;
1543	$self->activate_recursive;	1751	$self->activate_recursive;
1544	$self->enter_map ($map, $x, $y);	1752	$self->enter_map ($map, $x, $y);
1545	}	1753	}
1546		1754
1547	cf::player->attach (	1755	cf::player->attach (
…		…
1560		1768
1561	# try to abort aborted map switching on player login :)	1769	# try to abort aborted map switching on player login :)
1562	# should happen only on crashes	1770	# should happen only on crashes
1563	if ($pl->ob->{_link_pos}) {	1771	if ($pl->ob->{_link_pos}) {
1564	$pl->ob->enter_link;	1772	$pl->ob->enter_link;
1565	cf::async {	1773	(async {
1566	# we need this sleep as the login has a concurrent enter_exit running	1774	# we need this sleep as the login has a concurrent enter_exit running
1567	# and this sleep increases chances of the player not ending up in scorn	1775	# and this sleep increases chances of the player not ending up in scorn
		1776	$pl->ob->reply (undef,
		1777	"There was an internal problem at your last logout, "
		1778	. "the server will try to bring you to your intended destination in a second.",
		1779	cf::NDI_RED);
1568	Coro::Timer::sleep 1;	1780	Coro::Timer::sleep 1;
1569	$pl->ob->leave_link;	1781	$pl->ob->leave_link;
1570	};	1782	})->prio (2);
1571	}	1783	}
1572	},	1784	},
1573	);	1785	);
1574		1786
1575	=item $player_object->goto_map ($path, $x, $y)	1787	=item $player_object->goto ($path, $x, $y)
1576		1788
1577	=cut	1789	=cut
1578		1790
1579	sub cf::object::player::goto_map {	1791	sub cf::object::player::goto {
1580	my ($self, $path, $x, $y) = @_;	1792	my ($self, $path, $x, $y) = @_;
1581		1793
1582	$self->enter_link;	1794	$self->enter_link;
1583		1795
1584	(cf::async {	1796	(async {
1585	$path = new cf::path $path;
1586
1587	my $map = cf::map::find $path->as_string;	1797	my $map = cf::map::find $path;
1588	$map = $map->customise_for ($self) if $map;	1798	$map = $map->customise_for ($self) if $map;
1589		1799
1590	# warn "entering ", $map->path, " at ($x, $y)\n"	1800	# warn "entering ", $map->path, " at ($x, $y)\n"
1591	# if $map;	1801	# if $map;
1592		1802
1593	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1803	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1594		1804
1595	$self->leave_link ($map, $x, $y);	1805	$self->leave_link ($map, $x, $y);
1596	})->prio (1);	1806	})->prio (1);
1597	}	1807	}
1598		1808
…		…
1602		1812
1603	sub parse_random_map_params {	1813	sub parse_random_map_params {
1604	my ($spec) = @_;	1814	my ($spec) = @_;
1605		1815
1606	my $rmp = { # defaults	1816	my $rmp = { # defaults
1607	xsize => 10,	1817	xsize => (cf::rndm 15, 40),
1608	ysize => 10,	1818	ysize => (cf::rndm 15, 40),
		1819	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1820	#layout => string
1609	};	1821	};
1610		1822
1611	for (split /\n/, $spec) {	1823	for (split /\n/, $spec) {
1612	my ($k, $v) = split /\s+/, $_, 2;	1824	my ($k, $v) = split /\s+/, $_, 2;
1613		1825
…		…
1617	$rmp	1829	$rmp
1618	}	1830	}
1619		1831
1620	sub prepare_random_map {	1832	sub prepare_random_map {
1621	my ($exit) = @_;	1833	my ($exit) = @_;
		1834
		1835	my $guard = cf::lock_acquire "exit_prepare:$exit";
1622		1836
1623	# all this does is basically replace the /! path by	1837	# all this does is basically replace the /! path by
1624	# a new random map path (?random/...) with a seed	1838	# a new random map path (?random/...) with a seed
1625	# that depends on the exit object	1839	# that depends on the exit object
1626		1840
…		…
1635		1849
1636	$rmp->{random_seed} ||= $exit->random_seed;	1850	$rmp->{random_seed} ||= $exit->random_seed;
1637		1851
1638	my $data = cf::to_json $rmp;	1852	my $data = cf::to_json $rmp;
1639	my $md5 = Digest::MD5::md5_hex $data;	1853	my $md5 = Digest::MD5::md5_hex $data;
		1854	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1640		1855
1641	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1642	aio_write $fh, 0, (length $data), $data, 0;	1857	aio_write $fh, 0, (length $data), $data, 0;
		1858	undef $fh;
		1859	aio_rename "$meta~", $meta;
1643		1860
1644	$exit->slaying ("?random/$md5");	1861	$exit->slaying ("?random/$md5");
1645	$exit->msg (undef);	1862	$exit->msg (undef);
1646	}	1863	}
1647	}	1864	}
…		…
1651		1868
1652	return unless $self->type == cf::PLAYER;	1869	return unless $self->type == cf::PLAYER;
1653		1870
1654	$self->enter_link;	1871	$self->enter_link;
1655		1872
1656	(cf::async {	1873	(async {
1657	$self->deactivate_recursive; # just to be sure	1874	$self->deactivate_recursive; # just to be sure
1658	unless (eval {	1875	unless (eval {
1659	prepare_random_map $exit	1876	prepare_random_map $exit
1660	if $exit->slaying eq "/!";	1877	if $exit->slaying eq "/!";
1661		1878
1662	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1879	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1663	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1880	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1664		1881
1665	1;	1882	1;
1666	}) {	1883	}) {
1667	$self->message ("Something went wrong deep within the crossfire server. "	1884	$self->message ("Something went wrong deep within the crossfire server. "
1668	. "I'll try to bring you back to the map you were before. "	1885	. "I'll try to bring you back to the map you were before. "
1669	. "Please report this to the dungeon master",	1886	. "Please report this to the dungeon master!",
1670	cf::NDI_UNIQUE | cf::NDI_RED);	1887	cf::NDI_UNIQUE | cf::NDI_RED);
1671		1888
1672	warn "ERROR in enter_exit: $@";	1889	warn "ERROR in enter_exit: $@";
1673	$self->leave_link;	1890	$self->leave_link;
1674	}	1891	}
…		…
1742	}	1959	}
1743	}	1960	}
1744	},	1961	},
1745	);	1962	);
1746		1963
1747	=item $client->coro (\&cb)	1964	=item $client->async (\&cb)
1748		1965
1749	Create a new coroutine, running the specified callback. The coroutine will	1966	Create a new coroutine, running the specified callback. The coroutine will
1750	be automatically cancelled when the client gets destroyed (e.g. on logout,	1967	be automatically cancelled when the client gets destroyed (e.g. on logout,
1751	or loss of connection).	1968	or loss of connection).
1752		1969
1753	=cut	1970	=cut
1754		1971
1755	sub cf::client::coro {	1972	sub cf::client::async {
1756	my ($self, $cb) = @_;	1973	my ($self, $cb) = @_;
1757		1974
1758	my $coro = &cf::async ($cb);	1975	my $coro = &Coro::async ($cb);
1759		1976
1760	$coro->on_destroy (sub {	1977	$coro->on_destroy (sub {
1761	delete $self->{_coro}{$coro+0};	1978	delete $self->{_coro}{$coro+0};
1762	});	1979	});
1763		1980
…		…
2001	local $/;	2218	local $/;
2002	*CFG = YAML::Syck::Load <$fh>;	2219	*CFG = YAML::Syck::Load <$fh>;
2003		2220
2004	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	2221	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2005		2222
		2223	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2224	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2225
2006	if (exists $CFG{mlockall}) {	2226	if (exists $CFG{mlockall}) {
2007	eval {	2227	eval {
2008	$CFG{mlockall} ? &mlockall : &munlockall	2228	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2009	and die "WARNING: m(un)lockall failed: $!\n";	2229	and die "WARNING: m(un)lockall failed: $!\n";
2010	};	2230	};
2011	warn $@ if $@;	2231	warn $@ if $@;
2012	}	2232	}
2013	}	2233	}
2014		2234
2015	sub main {	2235	sub main {
2016	# we must not ever block the main coroutine	2236	# we must not ever block the main coroutine
2017	local $Coro::idle = sub {	2237	local $Coro::idle = sub {
2018	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2238	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2019	(Coro::unblock_sub {	2239	(async {
2020	Event::one_event;	2240	Event::one_event;
2021	})->();	2241	})->prio (Coro::PRIO_MAX);
2022	};	2242	};
2023		2243
2024	cfg_load;	2244	cfg_load;
2025	db_load;	2245	db_load;
2026	load_extensions;	2246	load_extensions;
2027	Event::loop;	2247	Event::loop;
2028	}	2248	}
2029		2249
2030	#############################################################################	2250	#############################################################################
2031	# initialisation	2251	# initialisation and cleanup
		2252
		2253	# install some emergency cleanup handlers
		2254	BEGIN {
		2255	for my $signal (qw(INT HUP TERM)) {
		2256	Event->signal (
		2257	data => WF_AUTOCANCEL,
		2258	signal => $signal,
		2259	cb => sub {
		2260	cf::cleanup "SIG$signal";
		2261	},
		2262	);
		2263	}
		2264	}
		2265
		2266	sub emergency_save() {
		2267	my $freeze_guard = cf::freeze_mainloop;
		2268
		2269	warn "enter emergency perl save\n";
		2270
		2271	cf::sync_job {
		2272	# use a peculiar iteration method to avoid tripping on perl
		2273	# refcount bugs in for. also avoids problems with players
		2274	# and maps saved/destroyed asynchronously.
		2275	warn "begin emergency player save\n";
		2276	for my $login (keys %cf::PLAYER) {
		2277	my $pl = $cf::PLAYER{$login} or next;
		2278	$pl->valid or next;
		2279	$pl->save;
		2280	}
		2281	warn "end emergency player save\n";
		2282
		2283	warn "begin emergency map save\n";
		2284	for my $path (keys %cf::MAP) {
		2285	my $map = $cf::MAP{$path} or next;
		2286	$map->valid or next;
		2287	$map->save;
		2288	}
		2289	warn "end emergency map save\n";
		2290	};
		2291
		2292	warn "leave emergency perl save\n";
		2293	}
2032		2294
2033	sub reload() {	2295	sub reload() {
2034	# can/must only be called in main	2296	# can/must only be called in main
2035	if ($Coro::current != $Coro::main) {	2297	if ($Coro::current != $Coro::main) {
2036	warn "can only reload from main coroutine\n";	2298	warn "can only reload from main coroutine\n";
2037	return;	2299	return;
2038	}	2300	}
2039		2301
2040	warn "reloading...";	2302	warn "reloading...";
2041		2303
		2304	warn "freezing server";
2042	my $guard = freeze_mainloop;	2305	my $guard = freeze_mainloop;
2043	cf::emergency_save;	2306	cf::emergency_save;
2044		2307
		2308	warn "sync database to disk";
		2309	cf::db_sync;
		2310	IO::AIO::flush;
		2311
2045	eval {	2312	eval {
2046	# if anything goes wrong in here, we should simply crash as we already saved	2313	# if anything goes wrong in here, we should simply crash as we already saved
2047		2314
2048	# cancel all watchers	2315	warn "cancel all watchers";
2049	for (Event::all_watchers) {	2316	for (Event::all_watchers) {
2050	$_->cancel if $_->data & WF_AUTOCANCEL;	2317	$_->cancel if $_->data & WF_AUTOCANCEL;
2051	}	2318	}
2052		2319
2053	# cancel all extension coros	2320	warn "cancel all extension coros";
2054	$_->cancel for values %EXT_CORO;	2321	$_->cancel for values %EXT_CORO;
2055	%EXT_CORO = ();	2322	%EXT_CORO = ();
2056		2323
		2324	warn "remove commands";
		2325	%COMMAND = ();
		2326
		2327	warn "remove ext commands";
		2328	%EXTCMD = ();
		2329
2057	# unload all extensions	2330	warn "unload/nuke all extensions";
2058	for (@exts) {	2331	for my $pkg (@EXTS) {
2059	warn "unloading <$_>";	2332	warn "... unloading $pkg";
2060	unload_extension $_;	2333
		2334	if (my $cb = $pkg->can ("unload")) {
		2335	eval {
		2336	$cb->($pkg);
		2337	1
		2338	} or warn "$pkg unloaded, but with errors: $@";
2061	}	2339	}
2062		2340
		2341	warn "... nuking $pkg";
		2342	Symbol::delete_package $pkg;
		2343	}
		2344
2063	# unload all modules loaded from $LIBDIR	2345	warn "unload all perl modules loaded from $LIBDIR";
2064	while (my ($k, $v) = each %INC) {	2346	while (my ($k, $v) = each %INC) {
2065	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2347	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2066		2348
2067	warn "removing <$k>";	2349	warn "removing <$k>";
2068	delete $INC{$k};	2350	delete $INC{$k};
…		…
2075	}	2357	}
2076		2358
2077	Symbol::delete_package $k;	2359	Symbol::delete_package $k;
2078	}	2360	}
2079		2361
2080	# sync database to disk
2081	cf::db_sync;
2082	IO::AIO::flush;
2083
2084	# get rid of safe::, as good as possible	2362	warn "get rid of safe::, as good as possible";
2085	Symbol::delete_package "safe::$_"	2363	Symbol::delete_package "safe::$_"
2086	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2364	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2087		2365
2088	# remove register_script_function callbacks
2089	# TODO
2090
2091	# unload cf.pm "a bit"	2366	warn "unload cf.pm \"a bit\"";
2092	delete $INC{"cf.pm"};	2367	delete $INC{"cf.pm"};
2093		2368
2094	# don't, removes xs symbols, too,	2369	# don't, removes xs symbols, too,
2095	# and global variables created in xs	2370	# and global variables created in xs
2096	#Symbol::delete_package __PACKAGE__;	2371	#Symbol::delete_package __PACKAGE__;
2097		2372
2098	# reload cf.pm
2099	warn "reloading cf.pm";	2373	warn "reloading cf.pm";
2100	require cf;	2374	require cf;
2101	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2375	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2102		2376
2103	# load config and database again	2377	warn "load config and database again";
2104	cf::cfg_load;	2378	cf::cfg_load;
2105	cf::db_load;	2379	cf::db_load;
2106		2380
2107	# load extensions
2108	warn "load extensions";	2381	warn "load extensions";
2109	cf::load_extensions;	2382	cf::load_extensions;
2110		2383
2111	# reattach attachments to objects	2384	warn "reattach attachments to objects/players";
2112	warn "reattach";
2113	_global_reattach;	2385	_global_reattach;
		2386	warn "reattach attachments to maps";
		2387	reattach $_ for values %MAP;
2114	};	2388	};
2115		2389
2116	if ($@) {	2390	if ($@) {
2117	warn $@;	2391	warn $@;
2118	warn "error while reloading, exiting.";	2392	warn "error while reloading, exiting.";
2119	exit 1;	2393	exit 1;
2120	}	2394	}
2121		2395
2122	warn "reloaded successfully";	2396	warn "reloaded";
2123	};	2397	};
2124		2398
2125	#############################################################################	2399	our $RELOAD_WATCHER; # used only during reload
2126
2127	unless ($LINK_MAP) {
2128	$LINK_MAP = cf::map::new;
2129
2130	$LINK_MAP->width (41);
2131	$LINK_MAP->height (41);
2132	$LINK_MAP->alloc;
2133	$LINK_MAP->path ("{link}");
2134	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2135	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2136
2137	# dirty hack because... archetypes are not yet loaded
2138	Event->timer (
2139	after => 2,
2140	cb => sub {
2141	$_[0]->w->cancel;
2142
2143	# provide some exits "home"
2144	my $exit = cf::object::new "exit";
2145
2146	$exit->slaying ($EMERGENCY_POSITION->[0]);
2147	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2148	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2149
2150	$LINK_MAP->insert ($exit->clone, 19, 19);
2151	$LINK_MAP->insert ($exit->clone, 19, 20);
2152	$LINK_MAP->insert ($exit->clone, 19, 21);
2153	$LINK_MAP->insert ($exit->clone, 20, 19);
2154	$LINK_MAP->insert ($exit->clone, 20, 21);
2155	$LINK_MAP->insert ($exit->clone, 21, 19);
2156	$LINK_MAP->insert ($exit->clone, 21, 20);
2157	$LINK_MAP->insert ($exit->clone, 21, 21);
2158
2159	$exit->destroy;
2160	});
2161
2162	$LINK_MAP->{deny_save} = 1;
2163	$LINK_MAP->{deny_reset} = 1;
2164
2165	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2166	}
2167
2168	register "<global>", __PACKAGE__;
2169		2400
2170	register_command "reload" => sub {	2401	register_command "reload" => sub {
2171	my ($who, $arg) = @_;	2402	my ($who, $arg) = @_;
2172		2403
2173	if ($who->flag (FLAG_WIZ)) {	2404	if ($who->flag (FLAG_WIZ)) {
2174	$who->message ("start of reload.");	2405	$who->message ("reloading server.");
		2406
		2407	# doing reload synchronously and two reloads happen back-to-back,
		2408	# coro crashes during coro_state_free->destroy here.
		2409
		2410	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2175	reload;	2411	reload;
2176	$who->message ("end of reload.");	2412	undef $RELOAD_WATCHER;
		2413	});
2177	}	2414	}
2178	};	2415	};
2179		2416
2180	unshift @INC, $LIBDIR;	2417	unshift @INC, $LIBDIR;
2181		2418
…		…
2183	reentrant => 0,	2420	reentrant => 0,
2184	prio => 0,	2421	prio => 0,
2185	at => $NEXT_TICK || $TICK,	2422	at => $NEXT_TICK || $TICK,
2186	data => WF_AUTOCANCEL,	2423	data => WF_AUTOCANCEL,
2187	cb => sub {	2424	cb => sub {
		2425	$NOW = Event::time;
		2426
2188	cf::server_tick; # one server iteration	2427	cf::server_tick; # one server iteration
2189	$RUNTIME += $TICK;	2428	$RUNTIME += $TICK;
2190	$NEXT_TICK += $TICK;	2429	$NEXT_TICK += $TICK;
		2430
		2431	$WAIT_FOR_TICK->broadcast;
		2432	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2191		2433
2192	# if we are delayed by four ticks or more, skip them all	2434	# if we are delayed by four ticks or more, skip them all
2193	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2435	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2194		2436
2195	$TICK_WATCHER->at ($NEXT_TICK);	2437	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2197	},	2439	},
2198	);	2440	);
2199		2441
2200	IO::AIO::max_poll_time $TICK * 0.2;	2442	IO::AIO::max_poll_time $TICK * 0.2;
2201		2443
2202	Event->io (	2444	$AIO_POLL_WATCHER = Event->io (
2203	fd => IO::AIO::poll_fileno,	2445	fd => IO::AIO::poll_fileno,
2204	poll => 'r',	2446	poll => 'r',
2205	prio => 5,	2447	prio => 5,
2206	data => WF_AUTOCANCEL,	2448	data => WF_AUTOCANCEL,
2207	cb => \&IO::AIO::poll_cb,	2449	cb => \&IO::AIO::poll_cb,
2208	);	2450	);
2209		2451
2210	Event->timer (	2452	$WRITE_RUNTIME_WATCHER = Event->timer (
2211	data => WF_AUTOCANCEL,	2453	data => WF_AUTOCANCEL,
2212	after => 0,	2454	after => 0,
2213	interval => 10,	2455	interval => 10,
2214	cb => sub {	2456	cb => sub {
2215	(Coro::unblock_sub {	2457	(Coro::unblock_sub {

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