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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.125 by root, Tue Jan 2 23:06:39 2007 UTC vs.
Revision 1.177 by root, Sun Jan 14 22:54:18 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	}
		260
		261	sub freeze_mainloop {
		262	return unless $TICK_WATCHER->is_active;
		263
		264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
		269	$TICK_WATCHER->stop;
		270	$guard
		271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
249		282
250	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
251		284
252	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
253	always able to handle events or runnable, as crossfire+ is only partly	286	always able to handle events or runnable, as crossfire+ is only partly
…		…
267	# this is the main coro, too bad, we have to block	300	# this is the main coro, too bad, we have to block
268	# till the operation succeeds, freezing the server :/	301	# till the operation succeeds, freezing the server :/
269		302
270	# TODO: use suspend/resume instead	303	# TODO: use suspend/resume instead
271	# (but this is cancel-safe)	304	# (but this is cancel-safe)
272	local $FREEZE = 1;	305	my $freeze_guard = freeze_mainloop;
273		306
274	my $busy = 1;	307	my $busy = 1;
275	my @res;	308	my @res;
276		309
277	(Coro::async {	310	(async {
278	@res = eval { $job->() };	311	@res = eval { $job->() };
279	warn $@ if $@;	312	warn $@ if $@;
280	undef $busy;	313	undef $busy;
281	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
282		315
283	while ($busy) {	316	while ($busy) {
284	Coro::cede_notself;	317	Coro::cede or Event::one_event;
285	Event::one_event unless Coro::nready;
286	}	318	}
287		319
288	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
289	} else {	321	} else {
290	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
291		323
292	$job->()	324	$job->()
293	}	325	}
294	}	326	}
295		327
296	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
297		329
298	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
299	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
300		332
301	=cut	333	=cut
302		334
303	sub coro(&) {	335	sub async_ext(&) {
304	my $cb = shift;	336	my $cb = shift;
305		337
306	my $coro; $coro = async {	338	my $coro = &Coro::async ($cb);
307	eval {
308	$cb->();
309	};
310	warn $@ if $@;
311	};
312		339
313	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
314	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
315	});	342	});
316	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
341	}	368	}
342		369
343	=back	370	=back
344		371
345	=cut	372	=cut
346
347	#############################################################################
348
349	package cf::path;
350
351	sub new {
352	my ($class, $path, $base) = @_;
353
354	$path = $path->as_string if ref $path;
355
356	my $self = bless { }, $class;
357
358	# {... are special paths that are not touched
359	# ?xxx/... are special absolute paths
360	# ?random/... random maps
361	# /! non-realised random map exit
362	# /... normal maps
363	# ~/... per-player maps without a specific player (DO NOT USE)
364	# ~user/... per-player map of a specific user
365
366	if ($path =~ /^{/) {
367	# fine as it is
368	} elsif ($path =~ s{^\?random/}{}) {
369	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
370	$self->{random} = cf::from_json $data;
371	} else {
372	if ($path =~ s{^~([^/]+)?}{}) {
373	$self->{user_rel} = 1;
374
375	if (defined $1) {
376	$self->{user} = $1;
377	} elsif ($base =~ m{^~([^/]+)/}) {
378	$self->{user} = $1;
379	} else {
380	warn "cannot resolve user-relative path without user <$path,$base>\n";
381	}
382	} elsif ($path =~ /^\//) {
383	# already absolute
384	} else {
385	$base =~ s{[^/]+/?$}{};
386	return $class->new ("$base/$path");
387	}
388
389	for ($path) {
390	redo if s{/\.?/}{/};
391	redo if s{/[^/]+/\.\./}{/};
392	}
393	}
394
395	$self->{path} = $path;
396
397	$self
398	}
399
400	# the name / primary key / in-game path
401	sub as_string {
402	my ($self) = @_;
403
404	$self->{user_rel} ? "~$self->{user}$self->{path}"
405	: $self->{random} ? "?random/$self->{path}"
406	: $self->{path}
407	}
408
409	# the displayed name, this is a one way mapping
410	sub visible_name {
411	my ($self) = @_;
412
413	# if (my $rmp = $self->{random}) {
414	# # todo: be more intelligent about this
415	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
416	# } else {
417	$self->as_string
418	# }
419	}
420
421	# escape the /'s in the path
422	sub _escaped_path {
423	# ∕ is U+2215
424	(my $path = $_[0]{path}) =~ s/\//∕/g;
425	$path
426	}
427
428	# the original (read-only) location
429	sub load_path {
430	my ($self) = @_;
431
432	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
433	}
434
435	# the temporary/swap location
436	sub save_path {
437	my ($self) = @_;
438
439	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
440	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
441	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
442	}
443
444	# the unique path, might be eq to save_path
445	sub uniq_path {
446	my ($self) = @_;
447
448	$self->{user_rel} || $self->{random}
449	? undef
450	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
451	}
452
453	# return random map parameters, or undef
454	sub random_map_params {
455	my ($self) = @_;
456
457	$self->{random}
458	}
459
460	# this is somewhat ugly, but style maps do need special treatment
461	sub is_style_map {
462	$_[0]{path} =~ m{^/styles/}
463	}
464
465	package cf;
466		373
467	#############################################################################	374	#############################################################################
468		375
469	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
470		377
…		…
596	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
597	our @CB_MAP = ();	504	our @CB_MAP = ();
598		505
599	my %attachment;	506	my %attachment;
600		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
601	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
602	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
603		516
604	use sort 'stable';	517	use sort 'stable';
605		518
…		…
776	# object support	689	# object support
777		690
778	sub reattach {	691	sub reattach {
779	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
780	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
781		696
782	my $registry = $obj->registry;	697	my $registry = $obj->registry;
783		698
784	@$registry = ();	699	@$registry = ();
785		700
…		…
917	=cut	832	=cut
918		833
919	sub register_extcmd {	834	sub register_extcmd {
920	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
921		836
922	my $caller = caller;
923	#warn "registering extcmd '$name' to '$caller'";
924
925	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
926	}	838	}
927		839
928	cf::player->attach (	840	cf::player->attach (
929	on_command => sub {	841	on_command => sub {
930	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
943		855
944	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
945		857
946	if (ref $msg) {	858	if (ref $msg) {
947	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
948	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
949	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
950	}	862	}
951	}	863	}
952	} else {	864	} else {
953	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
955		867
956	cf::override;	868	cf::override;
957	},	869	},
958	);	870	);
959		871
960	sub register {
961	my ($base, $pkg) = @_;
962
963	#TODO
964	}
965
966	sub load_extension {	872	sub load_extension {
967	my ($path) = @_;	873	my ($path) = @_;
968		874
969	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
970	my $base = $1;	876	my $base = $1;
971	my $pkg = $1;	877	my $pkg = $1;
972	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
973	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
974		880
975	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
976		882
977	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
978	or die "$path: $!";	884	or die "$path: $!";
979		885
980	my $source =	886	my $source =
981	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
982	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
983	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
984	. "\n};\n1";	890	. "\n};\n1";
985		891
986	eval $source	892	unless (eval $source) {
987	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
988	: "extension disabled.\n";	894	: "extension disabled.\n";
989		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
990	push @exts, $pkg;	896	warn $@;
991	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
992		898	exit 1;
993	# no strict 'refs';	899	}
994	# @{"$pkg\::ISA"} = ext::;	900	die $@;
995
996	register $base, $pkg;
997	}
998
999	sub unload_extension {
1000	my ($pkg) = @_;
1001
1002	warn "removing extension $pkg\n";
1003
1004	# remove hooks
1005	#TODO
1006	# for my $idx (0 .. $#PLUGIN_EVENT) {
1007	# delete $hook[$idx]{$pkg};
1008	# }	901	}
1009		902
1010	# remove commands	903	push @EXTS, $pkg;
1011	for my $name (keys %COMMAND) {
1012	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1013
1014	if (@cb) {
1015	$COMMAND{$name} = \@cb;
1016	} else {
1017	delete $COMMAND{$name};
1018	}
1019	}
1020
1021	# remove extcmds
1022	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1023	delete $EXTCMD{$name};
1024	}
1025
1026	if (my $cb = $pkg->can ("unload")) {
1027	eval {
1028	$cb->($pkg);
1029	1
1030	} or warn "$pkg unloaded, but with errors: $@";
1031	}
1032
1033	Symbol::delete_package $pkg;
1034	}	904	}
1035		905
1036	sub load_extensions {	906	sub load_extensions {
1037	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1038	next unless -r $ext;	908	next unless -r $ext;
…		…
1042	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1043	}	913	}
1044	}	914	}
1045		915
1046	#############################################################################	916	#############################################################################
1047	# load/save/clean perl data associated with a map
1048
1049	*cf::mapsupport::on_clean = sub {
1050	my ($map) = @_;
1051
1052	my $path = $map->tmpname;
1053	defined $path or return;
1054
1055	unlink "$path.pst";
1056	};
1057
1058	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1059
1060	#############################################################################
1061	# load/save perl data associated with player->ob objects
1062
1063	sub all_objects(@) {
1064	@_, map all_objects ($_->inv), @_
1065	}
1066
1067	# TODO: compatibility cruft, remove when no longer needed
1068	cf::player->attach (
1069	on_load => sub {
1070	my ($pl, $path) = @_;
1071
1072	for my $o (all_objects $pl->ob) {
1073	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1074	$o->set_ob_key_value ("_perl_data");
1075
1076	%$o = %{ Storable::thaw pack "H*", $value };
1077	}
1078	}
1079	},
1080	);
1081
1082	#############################################################################
1083		917
1084	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1085		919
1086	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1087		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1088	=head3 cf::player	928	=head3 cf::player
1089		929
1090	=over 4	930	=over 4
1091		931
1092	=item cf::player::exists $login	932	=item cf::player::find $login
1093		933
1094	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1095		935
1096	=cut	936	=cut
1097		937
1098	sub cf::player::exists($) {	938	sub playerdir($) {
1099	cf::player::find $_[0]	939	cf::localdir
1100	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
1101	}	1085	}
1102		1086
1103	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1104		1088
1105	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1106		1090
1107	=cut	1091	=cut
1108		1092
1109	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1110	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1111		1095
1112	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1113		1097
1114	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1115	}	1099	}
		1100
		1101	package cf;
1116		1102
1117	=back	1103	=back
1118		1104
1119		1105
1120	=head3 cf::map	1106	=head3 cf::map
…		…
1126	package cf::map;	1112	package cf::map;
1127		1113
1128	use Fcntl;	1114	use Fcntl;
1129	use Coro::AIO;	1115	use Coro::AIO;
1130		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1131	our $MAX_RESET = 7200;	1121	our $MAX_RESET = 3600;
1132	our $DEFAULT_RESET = 3600;	1122	our $DEFAULT_RESET = 3000;
1133		1123
1134	sub generate_random_map {	1124	sub generate_random_map {
1135	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1136		1126
1137	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1138	cf::map::_create_random_map	1128	$self->_create_random_map (
1139	$path,
1140	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1141	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1142	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1143	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1144	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1145	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1146	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1147	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1148	$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},
1149	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1150	(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
1151	}	1258	}
1152		1259
1153	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1154	# all maps in C++...	1261	# all maps in C++...
1155	sub change_all_map_light {	1262	sub change_all_map_light {
…		…
1157		1264
1158	$_->change_map_light ($change)	1265	$_->change_map_light ($change)
1159	for grep $_->outdoor, values %cf::MAP;	1266	for grep $_->outdoor, values %cf::MAP;
1160	}	1267	}
1161		1268
		1269	sub unlink_save {
		1270	my ($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
1162	sub try_load_header($) {	1277	sub load_header_from($) {
1163	my ($path) = @_;	1278	my ($self, $path) = @_;
1164		1279
1165	utf8::encode $path;	1280	utf8::encode $path;
1166	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1167	or return;	1282	or return;
1168		1283
1169	my $map = cf::map::new	1284	$self->_load_header ($path)
1170	or return;	1285	or return;
1171		1286
1172	$map->load_header ($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
1173	or return;	1315	or return;
1174		1316
1175	$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	}
1176		1322
1177	$map	1323	1
1178	}	1324	}
1179		1325
		1326	sub find;
1180	sub find_map {	1327	sub find {
1181	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1182		1329
1183	#warn "find_map<$path,$origin>\n";#d#
1184
1185	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1186	my $key = $path->as_string;
1187		1331
1188	cf::lock_wait "map_find:$key";	1332	cf::lock_wait "map_find:$path";
1189		1333
1190	$cf::MAP{$key} || do {	1334	$cf::MAP{$path} || do {
1191	my $guard = cf::lock_acquire "map_find:$key";	1335	my $guard = cf::lock_acquire "map_find:$path";
1192		1336	my $map = new_from_path cf::map $path
1193	# do it the slow way
1194	my $map = try_load_header $path->save_path;
1195
1196	if ($map) {
1197	# safety
1198	$map->{instantiate_time} = $cf::RUNTIME
1199	if $map->{instantiate_time} > $cf::RUNTIME;
1200	} else {
1201	if (my $rmp = $path->random_map_params) {
1202	$map = generate_random_map $key, $rmp;
1203	} else {
1204	$map = try_load_header $path->load_path;
1205	}
1206
1207	$map or return;	1337	or return;
1208		1338
1209	$map->{load_original} = 1;
1210	$map->{instantiate_time} = $cf::RUNTIME;
1211	$map->instantiate;
1212
1213	# per-player maps become, after loading, normal maps
1214	$map->per_player (0) if $path->{user_rel};
1215	}
1216
1217	$map->path ($key);
1218	$map->{path} = $path;
1219	$map->{last_save} = $cf::RUNTIME;	1339	$map->{last_save} = $cf::RUNTIME;
1220	$map->last_access ($cf::RUNTIME);	1340
		1341	$map->load_header
		1342	or return;
1221		1343
1222	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1223	$map->reset;	1346	$map->reset;
1224	undef $guard;	1347	undef $guard;
1225	$map = cf::map::find_map ($path)	1348	$map = find $path
1226	or return;	1349	or return;
1227	}	1350	}
1228		1351
1229	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1230	}	1353	}
1231	}	1354	}
1232		1355
1233	sub load {	1356	sub load {
1234	my ($self) = @_;	1357	my ($self) = @_;
1235		1358
1236	my $path = $self->{path};	1359	my $path = $self->{path};
1237	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1360	my $guard = cf::lock_acquire "map_load:$path";
1238		1361
1239	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1240		1363
1241	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1242		1365
1243	$self->alloc;	1366	$self->alloc;
1244	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1245	or return;	1368	or return;
1246		1369
1247	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1248	if delete $self->{load_original};	1371	if delete $self->{load_original};
1249		1372
1250	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1251	utf8::encode $uniq;	1374	utf8::encode $uniq;
1252	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1253	$self->clear_unique_items;	1376	$self->clear_unique_items;
1254	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1255	}	1378	}
1256	}	1379	}
		1380
		1381	Coro::cede;
1257		1382
1258	# now do the right thing for maps	1383	# now do the right thing for maps
1259	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1260		1385
1261	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1262	$self->{deny_save} = 1;	1387	$self->decay_objects;
1263	$self->{deny_reset} = 1;
1264	} else {
1265	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1266	$self->decay_objects;
1267	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1268	$self->set_darkness_map;	1391	$self->set_darkness_map;
1269	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1270	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1271	$self->activate;	1395	$self->activate;
1272	}	1396	}
1273		1397
1274	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
1275	}	1399	}
1276		1400
1277	sub load_map_sync {	1401	sub customise_for {
		1402	my ($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	$neigh->load;
		1431	}
		1432	}
		1433
		1434	sub find_sync {
1278	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1279		1436
1280	#warn "load_map_sync<$path, $origin>\n";#d#	1437	cf::sync_job { find $path, $origin }
		1438	}
1281		1439
1282	cf::sync_job {	1440	sub do_load_sync {
1283	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
1284	or return;	1451	or next;
1285	$map->load;	1452	$map->load;
1286	$map	1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
1287	}	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	$MAP_PREFETCHER->ready;
		1471
		1472	()
1288	}	1473	}
1289		1474
1290	sub save {	1475	sub save {
1291	my ($self) = @_;	1476	my ($self) = @_;
1292		1477
		1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1479
1293	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1294		1481
1295	return unless $self->dirty;	1482	return unless $self->dirty;
1296		1483
1297	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1298	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1299		1486
1300	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1301		1488
1302	return if $self->{deny_save};	1489	return if $self->{deny_save};
1303		1490
		1491	local $self->{last_access} = $self->last_access;#d#
		1492
		1493	cf::async {
		1494	$_->contr->save for $self->players;
		1495	};
		1496
1304	if ($uniq) {	1497	if ($uniq) {
1305	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1306	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1307	} else {	1500	} else {
1308	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1309	}	1502	}
1310	}	1503	}
1311		1504
1312	sub swap_out {	1505	sub swap_out {
1313	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;
1314		1512
1315	return if $self->players;	1513	return if $self->players;
1316	return if $self->in_memory != cf::MAP_IN_MEMORY;	1514	return if $self->in_memory != cf::MAP_IN_MEMORY;
1317	return if $self->{deny_save};	1515	return if $self->{deny_save};
1318		1516
1319	$self->save;
1320	$self->clear;	1517	$self->clear;
1321	$self->in_memory (cf::MAP_SWAPPED);	1518	$self->in_memory (cf::MAP_SWAPPED);
1322	}	1519	}
1323		1520
1324	sub reset_at {	1521	sub reset_at {
1325	my ($self) = @_;	1522	my ($self) = @_;
1326		1523
1327	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1328	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1329	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1330		1527
1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1333		1530
…		…
1338	my ($self) = @_;	1535	my ($self) = @_;
1339		1536
1340	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1341	}	1538	}
1342		1539
1343	sub unlink_save {
1344	my ($self) = @_;
1345
1346	utf8::encode (my $save = $self->{path}->save_path);
1347	aioreq_pri 3; IO::AIO::aio_unlink $save;
1348	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1349	}
1350
1351	sub rename {
1352	my ($self, $new_path) = @_;
1353
1354	$self->unlink_save;
1355
1356	delete $cf::MAP{$self->path};
1357	$self->{path} = new cf::path $new_path;
1358	$self->path ($self->{path}->as_string);
1359	$cf::MAP{$self->path} = $self;
1360
1361	$self->save;
1362	}
1363
1364	sub reset {	1540	sub reset {
1365	my ($self) = @_;	1541	my ($self) = @_;
1366		1542
		1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1544
1367	return if $self->players;	1545	return if $self->players;
1368	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1369		1547
1370	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1371		1549
1372	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1373		1554
1374	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1375		1556
1376	$self->unlink_save;	1557	$self->unlink_save;
1377	$self->destroy;	1558	$self->destroy;
…		…
1380	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1381		1562
1382	sub nuke {	1563	sub nuke {
1383	my ($self) = @_;	1564	my ($self) = @_;
1384		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1385	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1386	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1387	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1388	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1389	}	1579	}
1390		1580
1391	sub customise_for {	1581	=item cf::map::unique_maps
1392	my ($map, $ob) = @_;
1393		1582
1394	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1395	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1396	}
1397		1585
1398	$map	1586	=cut
1399	}
1400		1587
1401	sub emergency_save {	1588	sub unique_maps() {
1402	local $cf::FREEZE = 1;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1403		1591
1404	warn "enter emergency map save\n";	1592	my @paths;
1405		1593
1406	cf::sync_job {	1594	for (@$files) {
1407	warn "begin emergency map save\n";	1595	utf8::decode $_;
1408	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1409	};	1601	}
1410		1602
1411	warn "end emergency map save\n";	1603	\@paths
1412	}	1604	}
1413		1605
1414	package cf;	1606	package cf;
1415		1607
1416	=back	1608	=back
1417		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
1418		1636
1419	=head3 cf::object::player	1637	=head3 cf::object::player
1420		1638
1421	=over 4	1639	=over 4
1422		1640
…		…
1462		1680
1463	=item $player_object->enter_link	1681	=item $player_object->enter_link
1464		1682
1465	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}>).
1466		1684
1467	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
1468	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1469		1687
		1688	Will never block.
		1689
1470	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1471		1691
1472	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1473	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1474	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1475	to the emergency map position.	1695	fails, to the emergency map position.
1476		1696
1477	Might block.	1697	Might block.
1478		1698
1479	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($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	$LINK_MAP
		1709	}
1480		1710
1481	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1482	my ($self) = @_;	1712	my ($self) = @_;
1483		1713
1484	$self->deactivate_recursive;	1714	$self->deactivate_recursive;
1485		1715
1486	return if $self->map == $LINK_MAP;	1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
1487		1717
1488	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1489	if $self->map;	1719	if $self->map;
1490		1720
1491	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1492	}	1722	}
1493		1723
1494	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1495	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1496		1726
1497	my $link_pos = delete $self->{_link_pos};	1727	my $link_pos = delete $self->{_link_pos};
1498		1728
1499	unless ($map) {	1729	unless ($map) {
1500	# restore original map position	1730	# restore original map position
1501	($map, $x, $y) = @{ $link_pos || [] };	1731	($map, $x, $y) = @{ $link_pos || [] };
1502	$map = cf::map::find_map $map;	1732	$map = cf::map::find $map;
1503		1733
1504	unless ($map) {	1734	unless ($map) {
1505	($map, $x, $y) = @$EMERGENCY_POSITION;	1735	($map, $x, $y) = @$EMERGENCY_POSITION;
1506	$map = cf::map::find_map $map	1736	$map = cf::map::find $map
1507	or die "FATAL: cannot load emergency map\n";	1737	or die "FATAL: cannot load emergency map\n";
1508	}	1738	}
1509	}	1739	}
1510		1740
1511	($x, $y) = (-1, -1)	1741	($x, $y) = (-1, -1)
…		…
1514	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1515	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1516	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1517		1747
1518	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1519		1750
		1751	return unless $self->contr->active;
1520	$self->activate_recursive;	1752	$self->activate_recursive;
1521	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1522	}	1754	}
1523		1755
1524	cf::player->attach (	1756	cf::player->attach (
…		…
1537		1769
1538	# try to abort aborted map switching on player login :)	1770	# try to abort aborted map switching on player login :)
1539	# should happen only on crashes	1771	# should happen only on crashes
1540	if ($pl->ob->{_link_pos}) {	1772	if ($pl->ob->{_link_pos}) {
1541	$pl->ob->enter_link;	1773	$pl->ob->enter_link;
1542	Coro::async {	1774	(async {
1543	# 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
1544	# 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);
1545	Coro::Timer::sleep 1;	1781	Coro::Timer::sleep 1;
1546	$pl->ob->leave_link;	1782	$pl->ob->leave_link;
1547	};	1783	})->prio (2);
1548	}	1784	}
1549	},	1785	},
1550	);	1786	);
1551		1787
1552	=item $player_object->goto_map ($path, $x, $y)	1788	=item $player_object->goto ($path, $x, $y)
1553		1789
1554	=cut	1790	=cut
1555		1791
1556	sub cf::object::player::goto_map {	1792	sub cf::object::player::goto {
1557	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1558		1794
1559	$self->enter_link;	1795	$self->enter_link;
1560		1796
1561	(Coro::async {	1797	(async {
1562	$path = new cf::path $path;
1563
1564	my $map = cf::map::find_map $path->as_string;	1798	my $map = cf::map::find $path;
1565	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1566		1800
1567	# warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1568	# if $map;	1802	# if $map;
1569		1803
1570	$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);
1571		1805
1572	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1573	})->prio (1);	1807	})->prio (1);
1574	}	1808	}
1575		1809
…		…
1612		1846
1613	$rmp->{random_seed} ||= $exit->random_seed;	1847	$rmp->{random_seed} ||= $exit->random_seed;
1614		1848
1615	my $data = cf::to_json $rmp;	1849	my $data = cf::to_json $rmp;
1616	my $md5 = Digest::MD5::md5_hex $data;	1850	my $md5 = Digest::MD5::md5_hex $data;
		1851	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1617		1852
1618	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1853	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1619	aio_write $fh, 0, (length $data), $data, 0;	1854	aio_write $fh, 0, (length $data), $data, 0;
		1855	undef $fh;
		1856	aio_rename "$meta~", $meta;
1620		1857
1621	$exit->slaying ("?random/$md5");	1858	$exit->slaying ("?random/$md5");
1622	$exit->msg (undef);	1859	$exit->msg (undef);
1623	}	1860	}
1624	}	1861	}
…		…
1628		1865
1629	return unless $self->type == cf::PLAYER;	1866	return unless $self->type == cf::PLAYER;
1630		1867
1631	$self->enter_link;	1868	$self->enter_link;
1632		1869
1633	(Coro::async {	1870	(async {
		1871	$self->deactivate_recursive; # just to be sure
1634	unless (eval {	1872	unless (eval {
1635
1636	prepare_random_map $exit	1873	prepare_random_map $exit
1637	if $exit->slaying eq "/!";	1874	if $exit->slaying eq "/!";
1638		1875
1639	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1876	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1640	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1877	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1641		1878
1642	1;	1879	1;
1643	}) {	1880	}) {
1644	$self->message ("Something went wrong deep within the crossfire server. "	1881	$self->message ("Something went wrong deep within the crossfire server. "
1645	. "I'll try to bring you back to the map you were before. "	1882	. "I'll try to bring you back to the map you were before. "
1646	. "Please report this to the dungeon master",	1883	. "Please report this to the dungeon master!",
1647	cf::NDI_UNIQUE | cf::NDI_RED);	1884	cf::NDI_UNIQUE | cf::NDI_RED);
1648		1885
1649	warn "ERROR in enter_exit: $@";	1886	warn "ERROR in enter_exit: $@";
1650	$self->leave_link;	1887	$self->leave_link;
1651	}	1888	}
…		…
1702	on_reply => sub {	1939	on_reply => sub {
1703	my ($ns, $msg) = @_;	1940	my ($ns, $msg) = @_;
1704		1941
1705	# this weird shuffling is so that direct followup queries	1942	# this weird shuffling is so that direct followup queries
1706	# get handled first	1943	# get handled first
1707	my $queue = delete $ns->{query_queue};	1944	my $queue = delete $ns->{query_queue}
		1945	or return; # be conservative, not sure how that can happen, but we saw a crash here
1708		1946
1709	(shift @$queue)->[1]->($msg);	1947	(shift @$queue)->[1]->($msg);
1710		1948
1711	push @{ $ns->{query_queue} }, @$queue;	1949	push @{ $ns->{query_queue} }, @$queue;
1712		1950
…		…
1718	}	1956	}
1719	}	1957	}
1720	},	1958	},
1721	);	1959	);
1722		1960
1723	=item $client->coro (\&cb)	1961	=item $client->async (\&cb)
1724		1962
1725	Create a new coroutine, running the specified callback. The coroutine will	1963	Create a new coroutine, running the specified callback. The coroutine will
1726	be automatically cancelled when the client gets destroyed (e.g. on logout,	1964	be automatically cancelled when the client gets destroyed (e.g. on logout,
1727	or loss of connection).	1965	or loss of connection).
1728		1966
1729	=cut	1967	=cut
1730		1968
1731	sub cf::client::coro {	1969	sub cf::client::async {
1732	my ($self, $cb) = @_;	1970	my ($self, $cb) = @_;
1733		1971
1734	my $coro; $coro = async {	1972	my $coro = &Coro::async ($cb);
1735	eval {
1736	$cb->();
1737	};
1738	warn $@ if $@;
1739	};
1740		1973
1741	$coro->on_destroy (sub {	1974	$coro->on_destroy (sub {
1742	delete $self->{_coro}{$coro+0};	1975	delete $self->{_coro}{$coro+0};
1743	});	1976	});
1744		1977
…		…
1979	open my $fh, "<:utf8", cf::confdir . "/config"	2212	open my $fh, "<:utf8", cf::confdir . "/config"
1980	or return;	2213	or return;
1981		2214
1982	local $/;	2215	local $/;
1983	*CFG = YAML::Syck::Load <$fh>;	2216	*CFG = YAML::Syck::Load <$fh>;
		2217
		2218	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2219
		2220	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2221	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2222
		2223	if (exists $CFG{mlockall}) {
		2224	eval {
		2225	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2226	and die "WARNING: m(un)lockall failed: $!\n";
		2227	};
		2228	warn $@ if $@;
		2229	}
1984	}	2230	}
1985		2231
1986	sub main {	2232	sub main {
1987	# we must not ever block the main coroutine	2233	# we must not ever block the main coroutine
1988	local $Coro::idle = sub {	2234	local $Coro::idle = sub {
1989	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2235	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1990	(Coro::unblock_sub {	2236	(async {
1991	Event::one_event;	2237	Event::one_event;
1992	})->();	2238	})->prio (Coro::PRIO_MAX);
1993	};	2239	};
1994		2240
1995	cfg_load;	2241	cfg_load;
1996	db_load;	2242	db_load;
1997	load_extensions;	2243	load_extensions;
1998	Event::loop;	2244	Event::loop;
1999	}	2245	}
2000		2246
2001	#############################################################################	2247	#############################################################################
2002	# initialisation	2248	# initialisation and cleanup
		2249
		2250	# install some emergency cleanup handlers
		2251	BEGIN {
		2252	for my $signal (qw(INT HUP TERM)) {
		2253	Event->signal (
		2254	data => WF_AUTOCANCEL,
		2255	signal => $signal,
		2256	cb => sub {
		2257	cf::cleanup "SIG$signal";
		2258	},
		2259	);
		2260	}
		2261	}
		2262
		2263	sub emergency_save() {
		2264	my $freeze_guard = cf::freeze_mainloop;
		2265
		2266	warn "enter emergency perl save\n";
		2267
		2268	cf::sync_job {
		2269	# use a peculiar iteration method to avoid tripping on perl
		2270	# refcount bugs in for. also avoids problems with players
		2271	# and maps saved/destroyed asynchronously.
		2272	warn "begin emergency player save\n";
		2273	for my $login (keys %cf::PLAYER) {
		2274	my $pl = $cf::PLAYER{$login} or next;
		2275	$pl->valid or next;
		2276	$pl->save;
		2277	}
		2278	warn "end emergency player save\n";
		2279
		2280	warn "begin emergency map save\n";
		2281	for my $path (keys %cf::MAP) {
		2282	my $map = $cf::MAP{$path} or next;
		2283	$map->valid or next;
		2284	$map->save;
		2285	}
		2286	warn "end emergency map save\n";
		2287	};
		2288
		2289	warn "leave emergency perl save\n";
		2290	}
2003		2291
2004	sub reload() {	2292	sub reload() {
2005	# can/must only be called in main	2293	# can/must only be called in main
2006	if ($Coro::current != $Coro::main) {	2294	if ($Coro::current != $Coro::main) {
2007	warn "can only reload from main coroutine\n";	2295	warn "can only reload from main coroutine\n";
2008	return;	2296	return;
2009	}	2297	}
2010		2298
2011	warn "reloading...";	2299	warn "reloading...";
2012		2300
2013	local $FREEZE = 1;	2301	warn "freezing server";
		2302	my $guard = freeze_mainloop;
2014	cf::emergency_save;	2303	cf::emergency_save;
		2304
		2305	warn "sync database to disk";
		2306	cf::db_sync;
		2307	IO::AIO::flush;
2015		2308
2016	eval {	2309	eval {
2017	# if anything goes wrong in here, we should simply crash as we already saved	2310	# if anything goes wrong in here, we should simply crash as we already saved
2018		2311
2019	# cancel all watchers	2312	warn "cancel all watchers";
2020	for (Event::all_watchers) {	2313	for (Event::all_watchers) {
2021	$_->cancel if $_->data & WF_AUTOCANCEL;	2314	$_->cancel if $_->data & WF_AUTOCANCEL;
2022	}	2315	}
2023		2316
2024	# cancel all extension coros	2317	warn "cancel all extension coros";
2025	$_->cancel for values %EXT_CORO;	2318	$_->cancel for values %EXT_CORO;
2026	%EXT_CORO = ();	2319	%EXT_CORO = ();
2027		2320
		2321	warn "remove commands";
		2322	%COMMAND = ();
		2323
		2324	warn "remove ext commands";
		2325	%EXTCMD = ();
		2326
2028	# unload all extensions	2327	warn "unload/nuke all extensions";
2029	for (@exts) {	2328	for my $pkg (@EXTS) {
2030	warn "unloading <$_>";	2329	warn "... unloading $pkg";
2031	unload_extension $_;	2330
		2331	if (my $cb = $pkg->can ("unload")) {
		2332	eval {
		2333	$cb->($pkg);
		2334	1
		2335	} or warn "$pkg unloaded, but with errors: $@";
2032	}	2336	}
2033		2337
		2338	warn "... nuking $pkg";
		2339	Symbol::delete_package $pkg;
		2340	}
		2341
2034	# unload all modules loaded from $LIBDIR	2342	warn "unload all perl modules loaded from $LIBDIR";
2035	while (my ($k, $v) = each %INC) {	2343	while (my ($k, $v) = each %INC) {
2036	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2344	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2037		2345
2038	warn "removing <$k>";	2346	warn "removing <$k>";
2039	delete $INC{$k};	2347	delete $INC{$k};
…		…
2046	}	2354	}
2047		2355
2048	Symbol::delete_package $k;	2356	Symbol::delete_package $k;
2049	}	2357	}
2050		2358
2051	# sync database to disk
2052	cf::db_sync;
2053	IO::AIO::flush;
2054
2055	# get rid of safe::, as good as possible	2359	warn "get rid of safe::, as good as possible";
2056	Symbol::delete_package "safe::$_"	2360	Symbol::delete_package "safe::$_"
2057	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2361	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2058		2362
2059	# remove register_script_function callbacks
2060	# TODO
2061
2062	# unload cf.pm "a bit"	2363	warn "unload cf.pm \"a bit\"";
2063	delete $INC{"cf.pm"};	2364	delete $INC{"cf.pm"};
2064		2365
2065	# don't, removes xs symbols, too,	2366	# don't, removes xs symbols, too,
2066	# and global variables created in xs	2367	# and global variables created in xs
2067	#Symbol::delete_package __PACKAGE__;	2368	#Symbol::delete_package __PACKAGE__;
2068		2369
2069	# reload cf.pm
2070	warn "reloading cf.pm";	2370	warn "reloading cf.pm";
2071	require cf;	2371	require cf;
2072	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2073		2373
2074	# load config and database again	2374	warn "load config and database again";
2075	cf::cfg_load;	2375	cf::cfg_load;
2076	cf::db_load;	2376	cf::db_load;
2077		2377
2078	# load extensions
2079	warn "load extensions";	2378	warn "load extensions";
2080	cf::load_extensions;	2379	cf::load_extensions;
2081		2380
2082	# reattach attachments to objects	2381	warn "reattach attachments to objects/players";
2083	warn "reattach";
2084	_global_reattach;	2382	_global_reattach;
		2383	warn "reattach attachments to maps";
		2384	reattach $_ for values %MAP;
2085	};	2385	};
2086		2386
2087	if ($@) {	2387	if ($@) {
2088	warn $@;	2388	warn $@;
2089	warn "error while reloading, exiting.";	2389	warn "error while reloading, exiting.";
2090	exit 1;	2390	exit 1;
2091	}	2391	}
2092		2392
2093	warn "reloaded successfully";	2393	warn "reloaded";
2094	};	2394	};
2095		2395
2096	#############################################################################	2396	our $RELOAD_WATCHER; # used only during reload
2097
2098	unless ($LINK_MAP) {
2099	$LINK_MAP = cf::map::new;
2100
2101	$LINK_MAP->width (41);
2102	$LINK_MAP->height (41);
2103	$LINK_MAP->alloc;
2104	$LINK_MAP->path ("{link}");
2105	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2106	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2107
2108	# dirty hack because... archetypes are not yet loaded
2109	Event->timer (
2110	after => 2,
2111	cb => sub {
2112	$_[0]->w->cancel;
2113
2114	# provide some exits "home"
2115	my $exit = cf::object::new "exit";
2116
2117	$exit->slaying ($EMERGENCY_POSITION->[0]);
2118	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2119	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2120
2121	$LINK_MAP->insert ($exit->clone, 19, 19);
2122	$LINK_MAP->insert ($exit->clone, 19, 20);
2123	$LINK_MAP->insert ($exit->clone, 19, 21);
2124	$LINK_MAP->insert ($exit->clone, 20, 19);
2125	$LINK_MAP->insert ($exit->clone, 20, 21);
2126	$LINK_MAP->insert ($exit->clone, 21, 19);
2127	$LINK_MAP->insert ($exit->clone, 21, 20);
2128	$LINK_MAP->insert ($exit->clone, 21, 21);
2129
2130	$exit->destroy;
2131	});
2132
2133	$LINK_MAP->{deny_save} = 1;
2134	$LINK_MAP->{deny_reset} = 1;
2135
2136	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2137	}
2138
2139	register "<global>", __PACKAGE__;
2140		2397
2141	register_command "reload" => sub {	2398	register_command "reload" => sub {
2142	my ($who, $arg) = @_;	2399	my ($who, $arg) = @_;
2143		2400
2144	if ($who->flag (FLAG_WIZ)) {	2401	if ($who->flag (FLAG_WIZ)) {
2145	$who->message ("start of reload.");	2402	$who->message ("reloading server.");
		2403
		2404	# doing reload synchronously and two reloads happen back-to-back,
		2405	# coro crashes during coro_state_free->destroy here.
		2406
		2407	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2146	reload;	2408	reload;
2147	$who->message ("end of reload.");	2409	undef $RELOAD_WATCHER;
		2410	});
2148	}	2411	}
2149	};	2412	};
2150		2413
2151	unshift @INC, $LIBDIR;	2414	unshift @INC, $LIBDIR;
2152		2415
…		…
2154	reentrant => 0,	2417	reentrant => 0,
2155	prio => 0,	2418	prio => 0,
2156	at => $NEXT_TICK || $TICK,	2419	at => $NEXT_TICK || $TICK,
2157	data => WF_AUTOCANCEL,	2420	data => WF_AUTOCANCEL,
2158	cb => sub {	2421	cb => sub {
2159	unless ($FREEZE) {	2422	$NOW = Event::time;
		2423
2160	cf::server_tick; # one server iteration	2424	cf::server_tick; # one server iteration
2161	$RUNTIME += $TICK;	2425	$RUNTIME += $TICK;
2162	}
2163
2164	$NEXT_TICK += $TICK;	2426	$NEXT_TICK += $TICK;
		2427
		2428	$WAIT_FOR_TICK->broadcast;
		2429	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2165		2430
2166	# if we are delayed by four ticks or more, skip them all	2431	# if we are delayed by four ticks or more, skip them all
2167	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2432	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2168		2433
2169	$TICK_WATCHER->at ($NEXT_TICK);	2434	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2171	},	2436	},
2172	);	2437	);
2173		2438
2174	IO::AIO::max_poll_time $TICK * 0.2;	2439	IO::AIO::max_poll_time $TICK * 0.2;
2175		2440
2176	Event->io (	2441	$AIO_POLL_WATCHER = Event->io (
2177	fd => IO::AIO::poll_fileno,	2442	fd => IO::AIO::poll_fileno,
2178	poll => 'r',	2443	poll => 'r',
2179	prio => 5,	2444	prio => 5,
2180	data => WF_AUTOCANCEL,	2445	data => WF_AUTOCANCEL,
2181	cb => \&IO::AIO::poll_cb,	2446	cb => \&IO::AIO::poll_cb,
2182	);	2447	);
2183		2448
2184	Event->timer (	2449	$WRITE_RUNTIME_WATCHER = Event->timer (
2185	data => WF_AUTOCANCEL,	2450	data => WF_AUTOCANCEL,
2186	after => 0,	2451	after => 0,
2187	interval => 10,	2452	interval => 10,
2188	cb => sub {	2453	cb => sub {
2189	(Coro::unblock_sub {	2454	(Coro::unblock_sub {

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