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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.398 by root, Wed Dec 5 11:08:34 2007 UTC vs.
Revision 1.527 by root, Fri Apr 23 04:32:47 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 0;#d#
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	127	our $DB_ENV;
87		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
88	our %CFG;	131	our %CFG;
89		132
90	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
92		136
93	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
96		140
97	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		143
100	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
101	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
103		153
104	binmode STDOUT;	154	binmode STDOUT;
105	binmode STDERR;	155	binmode STDERR;
106		156
107	# read virtual server time, if available	157	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
112	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
113		165
114	mkdir $_	166	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		168
117	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
118		170
119	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
120		187
121	#############################################################################	188	#############################################################################
122		189
123	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
124		191
…		…
171	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
173		240
174	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
175		242
176	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
177	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178	that call.	245	that call.
179		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
180	=back	253	=back
181		254
182	=cut	255	=cut
183		256
184	BEGIN {	257	$Coro::State::WARNHOOK = sub {
185	*CORE::GLOBAL::warn = sub {
186	my $msg = join "", @_;	258	my $msg = join "", @_;
187		259
188	$msg .= "\n"	260	$msg .= "\n"
189	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
190		262
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		264
193	LOG llevError, $msg;	265	LOG llevError, $msg;
194	};	266	};
195	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
196		281
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	292	for my $pkg (qw(
208	cf::global cf::attachable	293	cf::global cf::attachable
209	cf::object cf::object::player	294	cf::object cf::object::player
210	cf::client cf::player	295	cf::client cf::player
211	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
212	cf::map cf::party cf::region	298	cf::party cf::region
213	)) {	299	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	301	}
217		302
218	$EV::DIED = sub {	303	$EV::DIED = sub {
219	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
220	};	305	};
221		306
222	#############################################################################	307	#############################################################################
223		308
224	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		347
263	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
265		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
		364
266	=item cf::lock_wait $string	365	=item cf::lock_wait $string
267		366
268	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
269		368
270	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
271		370
272	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
275	returned.	374	returned.
276		375
277	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	377	deadlocked coro.
…		…
284		383
285	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
286		385
287	=cut	386	=cut
288		387
289	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		389
292	sub lock_wait($) {	390	sub lock_wait($) {
293	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	392	}
306		393
307	sub lock_acquire($) {	394	sub lock_acquire($) {
308	my ($key) = @_;	395	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	396	}
322		397
323	sub lock_active($) {	398	sub lock_active($) {
324	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	400	}
328		401
329	sub freeze_mainloop {	402	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
331		404
332	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	406	}
338		407
339	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
340		409
341	Like EV::periodic, but randomly selects a starting point so that the actions	410	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	411	get spread over time.
343		412
344	=cut	413	=cut
345		414
346	sub periodic($$) {	415	sub periodic($$) {
347	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
364		433
365	=cut	434	=cut
366		435
367	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
369		439
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
373		443
374	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
375		446
376	while () {	447	while () {
377	next_job:	448	next_job:
		449
378	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	451
380	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	456	$job->[2]->send;
384	Coro::cede;	457	Coro::cede;
385	goto next_job;	458	goto next_job;
386	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	461	}
388	}	462	}
389		463
390	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
391	# we do not use wait_for_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
392	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
393	$signal->wait;	467	$signal->wait;
394	} else {	468	} else {
		469	$busy = 0;
395	Coro::schedule;	470	Coro::schedule;
396	}	471	}
397	}	472	}
398	};	473	};
399		474
400	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
401	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
402		479
403	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
404	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
405		483
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
435		513
436	sub sync_job(&) {	514	sub sync_job(&) {
437	my ($job) = @_;	515	my ($job) = @_;
438		516
439	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
440	my $time = EV::time;	518	my $time = AE::time;
441		519
442	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
444		522
445	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
446		524
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
450		526
451	my $busy = 1;	527	my $busy = 1;
452	my @res;	528	my @res;
453		529
…		…
464	} else {	540	} else {
465	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
466	}	542	}
467	}	543	}
468		544
469	$time = EV::time - $time;	545	my $time = AE::time - $time;
470		546
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
475		548
476	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
477	} else {	550	} else {
478	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
479		552
…		…
521	reset_signals;	594	reset_signals;
522	&$cb	595	&$cb
523	}, @args;	596	}, @args;
524		597
525	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
		599	}
		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
526	}	637	}
527		638
528	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
529		640
530	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
669		780
670	#############################################################################	781	#############################################################################
671		782
672	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
673		784
674	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
677		788
678	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
730		841
731	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
733		844
734	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
736		847
737	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
738		849
739	=over 4	850	=over 4
…		…
967	}	1078	}
968		1079
969	0	1080	0
970	}	1081	}
971		1082
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1084
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1086
976	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
977		1088
…		…
1030		1141
1031	sub reattach {	1142	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1144	my ($obj) = @_;
1034		1145
		1146	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1148
1037	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1038		1150
1039	@$registry = ();	1151	@$registry = ();
1040		1152
…		…
1083		1195
1084	sync_job {	1196	sync_job {
1085	if (length $$rdata) {	1197	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1089		1202
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1208	aio_fsync $fh;
		1209	}
1094	close $fh;	1210	aio_close $fh;
1095		1211
1096	if (@$objs) {	1212	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1219	aio_fsync $fh;
		1220	}
1102	close $fh;	1221	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1223	}
1105	} else {	1224	} else {
1106	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1107	}	1226	}
1108		1227
1109	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1232	} else {
1111	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1112	}	1234	}
1113	} else {	1235	} else {
1114	aio_unlink $filename;	1236	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1116	}	1238	}
…		…
1141	$av = $st->{objs};	1263	$av = $st->{objs};
1142	}	1264	}
1143		1265
1144	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1147		1270
1148	($data, $av)	1271	($data, $av)
1149	}	1272	}
1150		1273
1151	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1207	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1208		1331
1209	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1210	}	1333	}
1211		1334
		1335	use File::Glob ();
		1336
1212	cf::player->attach (	1337	cf::player->attach (
1213	on_command => sub {	1338	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1215		1340
1216	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1217	or return;	1342	or return;
1218		1343
…		…
1248		1373
1249	cf::override;	1374	cf::override;
1250	},	1375	},
1251	);	1376	);
1252		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
		1390
1253	sub load_extensions {	1391	sub load_extensions {
1254	cf::sync_job {	1392	cf::sync_job {
1255	my %todo;	1393	my %todo;
1256		1394
1257	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1276		1414
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1417
1280	$ext{source} =	1418	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1283	. $source	1421	. $source
1284	. "\n};\n1";	1422	. "\n};\n1";
1285		1423
1286	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1287	}	1425	}
1288		1426
		1427	my $pass = 0;
1289	my %done;	1428	my %done;
1290	while (%todo) {	1429	while (%todo) {
1291	my $progress;	1430	my $progress;
1292		1431
		1432	++$pass;
		1433
		1434	ext:
1293	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1437	next ext
1296	unless exists $done{$_};	1438	unless exists $done{$_};
1297	}	1439	}
1298		1440
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1442
1301	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1306	warn $msg;	1450
1307	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1452	delete $todo{$k};
1309	}	1453	} else {
1310		1454	$done{$k} = delete $todo{$k};
1311	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1312	}	1460	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1461	}
1318		1462
1319	skip:	1463	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1322	}	1471	}
1323	};	1472	};
1324	}	1473	}
1325		1474
1326	#############################################################################	1475	#############################################################################
1327		1476
1328	=back	1477	=back
1329		1478
1330	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1331		1480
1332	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1333		1482
1334	=cut	1483	=cut
1335		1484
1336	package cf::player;	1485	package cf::player;
1337		1486
…		…
1380		1529
1381	sub exists($) {	1530	sub exists($) {
1382	my ($login) = @_;	1531	my ($login) = @_;
1383		1532
1384	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1386	}	1535	}
1387		1536
1388	sub find($) {	1537	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1539	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1552	or return;
1404		1553
1405	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1406	or return;	1555	or return;
		1556
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1410	}	1560	}
1411	}	1561	}
1412	}	1562	}
1413		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
		1576
1414	sub save($) {	1577	sub save($) {
1415	my ($pl) = @_;	1578	my ($pl) = @_;
1416		1579
1417	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1418		1581
…		…
1421		1584
1422	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1423		1586
1424	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1426		1594
1427	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1596	cf::cede_to_tick;
1429	}	1597	}
1430		1598
…		…
1462	my ($pl) = @_;	1630	my ($pl) = @_;
1463		1631
1464	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1465		1633
1466	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1636
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1473		1643
1474	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1684
1515	for my $login (@$dirs) {	1685	for my $login (@$dirs) {
1516	my $path = path $login;	1686	my $path = path $login;
1517		1687
1518	# a .pst is a dead give-away for a valid player	1688	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1689	# if no pst file found, open and chekc for blocked users
		1690	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1694	}
1524		1695
…		…
1528		1699
1529	\@logins	1700	\@logins
1530	}	1701	}
1531		1702
1532	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1533		1706
1534	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1535	player. May block.	1708	player. May block.
1536		1709
1537	=cut	1710	=cut
…		…
1555	}	1728	}
1556		1729
1557	\@paths	1730	\@paths
1558	}	1731	}
1559		1732
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1734
1562	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1736
1653	=item $player->ext_reply ($msgid, @msg)	1737	=item $player->ext_reply ($msgid, @msg)
1654		1738
1655	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1656		1740
…		…
1688		1772
1689	=cut	1773	=cut
1690		1774
1691	sub find_by_path($) {	1775	sub find_by_path($) {
1692	my ($path) = @_;	1776	my ($path) = @_;
		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
1693		1779
1694	my ($match, $specificity);	1780	my ($match, $specificity);
1695		1781
1696	for my $region (list) {	1782	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1783	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1725		1811
1726	sub generate_random_map {	1812	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1813	my ($self, $rmp) = @_;
		1814
		1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1816
1728	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1818	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1758		1847
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	1849	}
1761		1850
1762	# also paths starting with '/'	1851	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		1853
1765	sub thawer_merge {	1854	sub thawer_merge {
1766	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1767		1856
1768	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1854		1943
1855	# the temporary/swap location	1944	# the temporary/swap location
1856	sub save_path {	1945	sub save_path {
1857	my ($self) = @_;	1946	my ($self) = @_;
1858		1947
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1861	}	1950	}
1862		1951
1863	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1864	sub uniq_path {	1953	sub uniq_path {
1865	my ($self) = @_;	1954	my ($self) = @_;
1866		1955
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	1958	}
1879		1959
1880	sub decay_objects {	1960	sub decay_objects {
1881	my ($self) = @_;	1961	my ($self) = @_;
1882		1962
…		…
1966	sub find {	2046	sub find {
1967	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1968		2048
1969	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1970		2050
1971	cf::lock_wait "map_data:$path";#d#remove	2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2053
1974	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
1979	or return;	2056	or return;
1980		2057
1981	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
1982		2059
…		…
1984	or return;	2061	or return;
1985		2062
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
1989	undef $guard1;	2067	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2068	$map->reset;
1992	return find $path;	2069	return find $path;
1993	}	2070	}
1994		2071
1995	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
1996	}	2073	}
1997	}	2074	}
1998		2075
1999	sub pre_load { }	2076	sub pre_load { }
2000	sub post_load { }	2077	#sub post_load { } # XS
2001		2078
2002	sub load {	2079	sub load {
2003	my ($self) = @_;	2080	my ($self) = @_;
2004		2081
2005	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2099	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2100	$f->skip_block;
2024	$self->_load_objects ($f)	2101	$self->_load_objects ($f)
2025	or return;	2102	or return;
2026		2103
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
2028	if delete $self->{load_original};	2105	if delete $self->{load_original};
2029		2106
2030	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2108	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2109	unless (aio_stat $uniq) {
…		…
2050	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2128	$self->decay_objects;
2052	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
2053	$self->update_buttons;	2130	$self->update_buttons;
2054	cf::cede_to_tick;	2131	cf::cede_to_tick;
2055	$self->set_darkness_map;
2056	cf::cede_to_tick;
2057	$self->activate;	2132	$self->activate;
2058	}	2133	}
2059		2134
2060	$self->{last_save} = $cf::RUNTIME;	2135	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2136	$self->last_access ($cf::RUNTIME);
2062		2137
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2139	}
2065		2140
2066	$self->post_load;	2141	$self->post_load;
2067	}	2142	}
2068		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2147	sub customise_for {
2070	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
2071		2149
2072	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2151	if $self->per_player;
…		…
2089	or next;	2167	or next;
2090	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
2091	or next;	2169	or next;
2092	$neigh->load;	2170	$neigh->load;
2093		2171
		2172	# now find the diagonal neighbours
2094	push @neigh,	2173	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}	2176	}
2098		2177
…		…
2126	my ($path, $origin, $load) = @_;	2205	my ($path, $origin, $load) = @_;
2127		2206
2128	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
2129		2208
2130	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2211	}
2133		2212
2134	$MAP_PREFETCH{$path} |= $load;	2213	$MAP_PREFETCH{$path} |= $load;
2135		2214
2136	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
…		…
2150	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
2151		2230
2152	()	2231	()
2153	}	2232	}
2154		2233
		2234	# common code, used by both ->save and ->swapout
2155	sub save {	2235	sub _save {
2156	my ($self) = @_;	2236	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2237
2160	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
2161		2239
2162	return unless $self->dirty;	2240	return unless $self->dirty;
2163		2241
…		…
2172		2250
2173	cf::async {	2251	cf::async {
2174	$Coro::current->{desc} = "map player save";	2252	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
2176	};	2254	};
		2255
		2256	cf::get_slot 0.02;
2177		2257
2178	if ($uniq) {	2258	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2261	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2263	}
2184	}	2264	}
2185		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
2186	sub swap_out {	2274	sub swap_out {
2187	my ($self) = @_;	2275	my ($self) = @_;
2188		2276
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
2194	return if $self->players;	2281	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;
2196	return if $self->{deny_save};
2197		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
2198	$self->in_memory (cf::MAP_SWAPPED);	2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
		2292	$self->clear;
		2293	}
		2294
		2295	sub reset_at {
		2296	my ($self) = @_;
		2297
		2298	# TODO: safety, remove and allow resettable per-player maps
		2299	return 1e99 if $self->{deny_reset};
		2300
		2301	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2302	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2303
		2304	$time + $to
		2305	}
		2306
		2307	sub should_reset {
		2308	my ($self) = @_;
		2309
		2310	$self->reset_at <= $cf::RUNTIME
		2311	}
		2312
		2313	sub reset {
		2314	my ($self) = @_;
		2315
		2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2317
		2318	return if $self->players;
		2319
		2320	warn "resetting map ", $self->path, "\n";
		2321
		2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# need to save uniques path
		2325	unless ($self->{deny_save}) {
		2326	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2327
		2328	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2329	if $uniq;
		2330	}
		2331
		2332	delete $cf::MAP{$self->path};
2199		2333
2200	$self->deactivate;	2334	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2335	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2336	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2337
2248	$self->unlink_save;	2338	$self->unlink_save;
2249	$self->destroy;	2339	$self->destroy;
2250	}	2340	}
2251		2341
…		…
2259		2349
2260	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2261		2351
2262	$self->unlink_save;	2352	$self->unlink_save;
2263		2353
2264	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2359
…		…
2318		2408
2319	sub unique_maps() {	2409	sub unique_maps() {
2320	[	2410	[
2321	map {	2411	map {
2322	utf8::decode $_;	2412	utf8::decode $_;
2323	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2324	? normalise $_	2416	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2418	]
2328	}	2419	}
2329		2420
2330	package cf;	2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
2331		2452
2332	=back	2453	=back
2333		2454
2334	=head3 cf::object	2455	=head3 cf::object
2335		2456
…		…
2339		2460
2340	=over 4	2461	=over 4
2341		2462
2342	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2343		2464
2344	Returns the inventory of the object _and_ their inventories, recursively.	2465	Returns the inventory of the object I<and> their inventories, recursively,
		2466	but I<not> the object itself.
2345		2467
2346	=cut	2468	=cut
2347		2469
2348	sub inv_recursive_;	2470	sub inv_recursive_;
2349	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2355	}	2477	}
2356		2478
2357	=item $ref = $ob->ref	2479	=item $ref = $ob->ref
2358		2480
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2481	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2482
2361	=item $ob = cf::object::deref ($refstring)	2483	=item $ob = cf::object::deref ($refstring)
2362		2484
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2485	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364	even if the object actually exists. May block.	2486	even if the object actually exists. May block.
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2518	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2398		2520
2399	=cut	2521	=cut
2400		2522
		2523	our $SAY_CHANNEL = {
		2524	id => "say",
		2525	title => "Map",
		2526	reply => "say ",
		2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2528	};
		2529
		2530	our $CHAT_CHANNEL = {
		2531	id => "chat",
		2532	title => "Chat",
		2533	reply => "chat ",
		2534	tooltip => "Player chat and shouts, global to the server.",
		2535	};
		2536
2401	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2538	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2539	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2541	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2554
2419	} else {	2555	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2558	}
2423	}	2559	}
2424	}	2560	}
2425		2561
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2562	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2587
2452	=item $player_object->enter_link	2588	=item $player_object->enter_link
2453		2589
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2591
2456	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2458		2596
2459	Will never block.	2597	Will never block.
2460		2598
2461	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2462		2600
…		…
2482	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2621	my ($self) = @_;
2484		2622
2485	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2486		2624
		2625	++$self->{_link_recursion};
		2626
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2628
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2491		2631
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2633	}
2494		2634
2495	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2497		2637
…		…
2514	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2516		2656
2517	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2520		2660
2521	$map->load;	2661	$map->load;
2522	$map->load_neighbours;	2662	$map->load_neighbours;
2523		2663
2524	return unless $self->contr->active;	2664	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2665
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2529	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2530		2673
		2674	}
		2675
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2677
2533	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2681	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2682	be called at the end of this process.
2538		2683
		2684	Note that $check will be called with a potentially non-loaded map, so if
		2685	it needs a loaded map it has to call C<< ->load >>.
		2686
2539	=cut	2687	=cut
2540		2688
2541	our $GOTOGEN;	2689	our $GOTOGEN;
2542		2690
2543	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
2545		2699
2546	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2702
2549	$self->enter_link;	2703	$self->enter_link;
…		…
2573	my $map = eval {	2727	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2728	my $map = defined $path ? cf::map::find $path : undef;
2575		2729
2576	if ($map) {	2730	if ($map) {
2577	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2733	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2735	}
2582		2736
2583	$map	2737	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2594	}	2748	}
2595		2749
2596	$done->() if $done;	2750	$done->($self) if $done;
2597	})->prio (1);	2751	})->prio (1);
2598	}	2752	}
2599		2753
2600	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2601		2755
…		…
2621	}	2775	}
2622		2776
2623	sub prepare_random_map {	2777	sub prepare_random_map {
2624	my ($exit) = @_;	2778	my ($exit) = @_;
2625		2779
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2782	# that depends on the exit object
2631		2783
2632	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2786	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2639	}	2793	}
2640		2794
2641	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2642		2796
2643	my $data = cf::encode_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2646		2800
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2803	undef $fh;
2650	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2651		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2654	}	2812	}
2655	}	2813	}
2656		2814
2657	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2659		2817
2660	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2661		2819
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2820	$self->enter_link;
2674		2821
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2822	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2823	$Coro::current->{desc} = "enter_exit";
2681		2824
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2825	unless (eval {
		2826	$self->deactivate_recursive; # just to be sure
		2827
		2828	# random map handling
		2829	{
		2830	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2831
		2832	prepare_random_map $exit
		2833	if $exit->slaying eq "/!";
		2834	}
		2835
		2836	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2837	my $x = $exit->stats->hp;
		2838	my $y = $exit->stats->sp;
		2839
2684	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2685		2841
		2842	# if exit is damned, update players death & WoR home-position
		2843	$self->contr->savebed ($map, $x, $y)
		2844	if $exit->flag (cf::FLAG_DAMNED);
		2845
2686	1;	2846	1
2687	}) {	2847	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2852
2693	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2710	sub cf::client::send_drawinfo {	2870	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	2871	my ($self, $text, $flags) = @_;
2712		2872
2713	utf8::encode $text;	2873	utf8::encode $text;
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2875	}
		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
2715	}	2900	}
2716		2901
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		2903
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2723		2908
2724	=cut	2909	=cut
2725		2910
2726	# non-persistent channels (usually the info channel)	2911	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
2728	"c/identify" => {	2919	"c/identify" => {
2729	id => "infobox",	2920	id => "infobox",
2730	title => "Identify",	2921	title => "Identify",
2731	reply => undef,	2922	reply => undef,
2732	tooltip => "Items recently identified",	2923	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	2925	"c/examine" => {
2735	id => "infobox",	2926	id => "infobox",
2736	title => "Examine",	2927	title => "Examine",
2737	reply => undef,	2928	reply => undef,
2738	tooltip => "Signs and other items you examined",	2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
2739	},	2936	},
2740	"c/book" => {	2937	"c/book" => {
2741	id => "infobox",	2938	id => "infobox",
2742	title => "Book",	2939	title => "Book",
2743	reply => undef,	2940	reply => undef,
…		…
2759	id => "infobox",	2956	id => "infobox",
2760	title => "Body Parts",	2957	title => "Body Parts",
2761	reply => undef,	2958	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2959	tooltip => "Shows which body parts you posess and are available",
2763	},	2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
2764	"c/uptime" => {	2997	"c/uptime" => {
2765	id => "infobox",	2998	id => "infobox",
2766	title => "Uptime",	2999	title => "Uptime",
2767	reply => undef,	3000	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	3001	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	3004	id => "infobox",
2772	title => "Map Info",	3005	title => "Map Info",
2773	reply => undef,	3006	reply => undef,
2774	tooltip => "Information related to the maps",	3007	tooltip => "Information related to the maps",
2775	},	3008	},
		3009	"c/party" => {
		3010	id => "party",
		3011	title => "Party",
		3012	reply => "gsay ",
		3013	tooltip => "Messages and chat related to your party",
		3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
2776	);	3023	);
2777		3024
2778	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3027
2781	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
2782		3030
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3032
2785	# check predefined channels, for the benefit of C	3033	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3034	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3035	$channel = $CHANNEL{$channel};
2788		3036
2789	$self->ext_msg (channel_info => $channel)	3037	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3038	$channel = $channel->{id};
2793		3039
2794	} elsif (ref $channel) {	3040	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3041	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3042	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3043	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3044	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3045	}
2801		3046
2802	$channel = $channel->{id};	3047	$channel = $channel->{id};
2803	}	3048	}
2804		3049
2805	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2806		3051
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3052	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3054	if $color & cf::NDI_DEF;
2811		3055
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3056	my $pkt = "msg "
		3057	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3059	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3060
2826	$color &= cf::NDI_COLOR_MASK;	3061	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3062	}
2840		3063
2841	=item $client->ext_msg ($type, @msg)	3064	=item $client->ext_msg ($type, @msg)
2842		3065
2843	Sends an ext event to the client.	3066	Sends an ext event to the client.
…		…
2846		3069
2847	sub cf::client::ext_msg($$@) {	3070	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3071	my ($self, $type, @msg) = @_;
2849		3072
2850	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove	3075	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";	3076	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}	3078	}
2856	}	3079	}
2857		3080
2858	=item $client->ext_reply ($msgid, @msg)	3081	=item $client->ext_reply ($msgid, @msg)
2859		3082
…		…
2863		3086
2864	sub cf::client::ext_reply($$@) {	3087	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;	3088	my ($self, $id, @msg) = @_;
2866		3089
2867	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {	3092	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove	3093	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;	3094	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}	3096	}
2874	}	3097	}
2875		3098
2876	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2877		3100
…		…
2978		3201
2979	$coro	3202	$coro
2980	}	3203	}
2981		3204
2982	cf::client->attach (	3205	cf::client->attach (
2983	on_destroy => sub {	3206	on_client_destroy => sub {
2984	my ($ns) = @_;	3207	my ($ns) = @_;
2985		3208
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3210	},
2988	);	3211	);
…		…
3004	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
3005		3228
3006	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
3007		3230
3008	$safe->permit_only (Opcode::opset qw(	3231	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3232	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3233	grepstart grepwhile mapstart mapwhile
3011	sort time	3234	sort time
3012	));	3235	));
3013		3236
3014	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
…		…
3017		3240
3018	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
3019		3242
3020	cf::object	3243	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3244	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3245	insert remove name archname title slaying race decrease split
		3246	value
3023		3247
3024	cf::object::player	3248	cf::object::player
3025	player	3249	player
3026		3250
3027	cf::player	3251	cf::player
…		…
3032		3256
3033	=cut	3257	=cut
3034		3258
3035	for (	3259	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3261	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3262	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
3042	) {	3266	) {
3043	no strict 'refs';	3267	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3063		3287
3064	my $qcode = $code;	3288	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
3067		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
3068	local $_;	3295	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3296
3071	my $eval =	3297	my $eval =
3072	"do {\n"	3298	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3301	. $code
3076	. "\n}"	3302	. "\n}"
3077	;	3303	;
3078		3304
		3305	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
3082		3314
3083	if ($@) {	3315	if ($@) {
3084	warn "$@";	3316	warn "$@";
3085	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
3086	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3105	=cut	3337	=cut
3106		3338
3107	sub register_script_function {	3339	sub register_script_function {
3108	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
3109		3341
3110	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
3112	}	3344	}
3113		3345
3114	=back	3346	=back
3115		3347
3116	=cut	3348	=cut
…		…
3137		3369
3138	$facedata->{version} == 2	3370	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
3140		3372
3141	# patch in the exptable	3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3142	$facedata->{resource}{"res/exp_table"} = {	3375	$facedata->{resource}{"res/exp_table"} = {
3143	type => FT_RSRC,	3376	type => FT_RSRC,
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
3145	};	3379	};
3146	cf::cede_to_tick;	3380	cf::cede_to_tick;
3147		3381
3148	{	3382	{
3149	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
3150		3384
3151	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3387
3153	cf::face::set_visibility $idx, $info->{visibility};	3388	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3389	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3157		3392
3158	cf::cede_to_tick;	3393	cf::cede_to_tick;
3159	}	3394	}
3160		3395
3161	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3397	next unless $info->{smooth};
		3398
3163	my $idx = cf::face::find $face	3399	my $idx = cf::face::find $face
3164	or next;	3400	or next;
		3401
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3402	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3403	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3404	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3405	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3406	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3183		3420
3184	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
3185	}	3422	}
3186		3423
3187	{	3424	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3425	my $res = $facedata->{resource};
3191		3426
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3427	while (my ($name, $info) = each %$res) {
		3428	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3430
3198	if ($info->{type} & 1) {	3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3199	# prepend meta info	3432	cf::face::set_type $idx, $info->{type};
3200
3201	my $meta = $enc->encode ({
3202	name => $name,
3203	%{ $info->{meta} || {} },
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3433	} else {
3208	$data = $info->{data};	3434	$RESOURCE{$name} = $info;
3209	}	3435	}
3210		3436
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3437	cf::cede_to_tick;
3215	}	3438	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3439	}
		3440
		3441	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3442
3236	1	3443	1
3237	}	3444	}
		3445
		3446	cf::global->attach (on_resource_update => sub {
		3447	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3448	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3449
		3450	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3451	my $sound = $soundconf->{compat}[$_]
		3452	or next;
		3453
		3454	my $face = cf::face::find "sound/$sound->[1]";
		3455	cf::sound::set $sound->[0] => $face;
		3456	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3457	}
		3458
		3459	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3460	my $face = cf::face::find "sound/$v";
		3461	cf::sound::set $k => $face;
		3462	}
		3463	}
		3464	});
3238		3465
3239	register_exticmd fx_want => sub {	3466	register_exticmd fx_want => sub {
3240	my ($ns, $want) = @_;	3467	my ($ns, $want) = @_;
3241		3468
3242	while (my ($k, $v) = each %$want) {	3469	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3470	$ns->fx_want ($k, $v);
3244	}	3471	}
3245	};	3472	};
		3473
		3474	sub load_resource_file($) {
		3475	my $guard = lock_acquire "load_resource_file";
		3476
		3477	my $status = load_resource_file_ $_[0];
		3478	get_slot 0.1, 100;
		3479	cf::arch::commit_load;
		3480
		3481	$status
		3482	}
3246		3483
3247	sub reload_regions {	3484	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3485	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3486	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3487	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3501	}
3265		3502
3266	sub reload_archetypes {	3503	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3506	}
3275		3507
3276	sub reload_treasures {	3508	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
3279	}	3511	}
3280		3512
3281	sub reload_resources {	3513	sub reload_resources {
3282	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
3283		3515
		3516	reload_facedata;
		3517	reload_archetypes;
3284	reload_regions;	3518	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3519	reload_treasures;
3289		3520
3290	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
3291	}	3522	}
3292		3523
3293	sub init {
3294	reload_resources;
3295	}
3296
3297	sub reload_config {	3524	sub reload_config {
		3525	warn "reloading config file...\n";
		3526
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3528	or return;
3300		3529
3301	local $/;	3530	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
3303		3532
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3534
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3537
3309	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
3311	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3312	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
3313	};	3542	};
3314	warn $@ if $@;	3543	warn $@ if $@;
3315	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
3316	}	3575	}
3317		3576
3318	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
3319	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3590	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3592	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
3326	};	3594	};
3327		3595
		3596	evthread_start IO::AIO::poll_fileno;
		3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
3328	reload_config;	3608	reload_config;
3329	db_init;	3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
3330	load_extensions;	3619	load_extensions;
3331		3620
3332	$TICK_WATCHER->start;	3621	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3622
3334	EV::loop;	3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
		3628	};
		3629
		3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
3335	}	3634	}
3336		3635
3337	#############################################################################	3636	#############################################################################
3338	# initialisation and cleanup	3637	# initialisation and cleanup
3339		3638
3340	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
3341	BEGIN {	3640	BEGIN {
3342	our %SIGWATCHER = ();	3641	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
3346	};	3645	};
3347	}	3646	}
3348	}	3647	}
3349		3648
3350	sub write_runtime {	3649	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
3352		3651
3353	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
3355		3654
3356	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3656
3358	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
3359		3658
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	3660	or return;
3362		3661
3363	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
3376		3675
3377	close $fh	3676	close $fh
3378	or return;	3677	or return;
3379		3678
3380	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3680	and return;
3382		3681
3383	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		3683
3385	1	3684	1
		3685	}
		3686
		3687	our $uuid_lock;
		3688	our $uuid_skip;
		3689
		3690	sub write_uuid_sync($) {
		3691	$uuid_skip ||= $_[0];
		3692
		3693	return if $uuid_lock;
		3694	local $uuid_lock = 1;
		3695
		3696	my $uuid = "$LOCALDIR/uuid";
		3697
		3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3699	or return;
		3700
		3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
		3709	$uuid_skip = 0;
		3710
		3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3712	and return;
		3713
		3714	# always fsync - this file is important
		3715	aio_fsync $fh
		3716	and return;
		3717
		3718	close $fh
		3719	or return;
		3720
		3721	aio_rename "$uuid~", $uuid
		3722	and return;
		3723
		3724	warn "uuid file written ($value).\n";
		3725
		3726	1
		3727
		3728	}
		3729
		3730	sub write_uuid($$) {
		3731	my ($skip, $sync) = @_;
		3732
		3733	$sync ? write_uuid_sync $skip
		3734	: async { write_uuid_sync $skip };
3386	}	3735	}
3387		3736
3388	sub emergency_save() {	3737	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
3390		3739
3391	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
3392		3741
3393	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
3394	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	3754	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	3756	$pl->save;
3403	}	3757	}
3404	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
3405		3759
3406	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	3763	$map->valid or next;
3410	$map->save;	3764	$map->save;
3411	}	3765	}
3412	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
3413		3767
3414	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
		3771
		3772	warn "emergency_perl_save: begin write uuid\n";
		3773	write_uuid_sync 1;
		3774	warn "emergency_perl_save: end write uuid\n";
3417	};	3775	};
3418		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
3419	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
3420	}	3783	}
3421		3784
3422	sub post_cleanup {	3785	sub post_cleanup {
3423	my ($make_core) = @_;	3786	my ($make_core) = @_;
3424		3787
3425	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
		3793	}
		3794
		3795	# a safer delete_package, copied from Symbol
		3796	sub clear_package($) {
		3797	my $pkg = shift;
		3798
		3799	# expand to full symbol table name if needed
		3800	unless ($pkg =~ /^main::.*::$/) {
		3801	$pkg = "main$pkg" if $pkg =~ /^::/;
		3802	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3803	$pkg .= '::' unless $pkg =~ /::$/;
		3804	}
		3805
		3806	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3807	my $stem_symtab = *{$stem}{HASH};
		3808
		3809	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3810	or return;
		3811
		3812	# clear all symbols
		3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3814	for my $name (keys %$leaf_symtab) {
		3815	_gv_clear *{"$pkg$name"};
		3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3817	}
3427	}	3818	}
3428		3819
3429	sub do_reload_perl() {	3820	sub do_reload_perl() {
3430	# can/must only be called in main	3821	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
3432	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
3433	return;	3824	return;
3434	}	3825	}
3435		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
3436	warn "reloading...";	3832	warn "reloading...";
3437		3833
3438	warn "entering sync_job";	3834	warn "entering sync_job";
3439		3835
3440	cf::sync_job {	3836	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
3442	cf::emergency_save;	3838	cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
3444		3840
3445	warn "syncing database to disk";	3841	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
3447		3843
3448	# if anything goes wrong in here, we should simply crash as we already saved	3844	# if anything goes wrong in here, we should simply crash as we already saved
3449		3845
3450	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
3456	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();
3464
3465	warn "removing commands";
3466	%COMMAND = ();
3467
3468	warn "removing ext/exti commands";
3469	%EXTCMD = ();
3470	%EXTICMD = ();
3471
3472	warn "unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";
3475
3476	if (my $cb = $pkg->can ("unload")) {
3477	eval {
3478	$cb->($pkg);
3479	1
3480	} or warn "$pkg unloaded, but with errors: $@";
3481	}	3849	}
3482		3850
3483	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
3484	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
3485	}	3853	%EXT_CORO = ();
3486		3854
3487	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
3488	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
3491	warn "... unloading $k";	3864	warn "... unloading $pkg";
3492	delete $INC{$k};
3493		3865
3494	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;
3496
3497	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
3498	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
3499	}	3875	}
3500		3876
3501	Symbol::delete_package $k;	3877	warn "unloading all perl modules loaded from $LIBDIR";
		3878	while (my ($k, $v) = each %INC) {
		3879	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3880
		3881	warn "... unloading $k";
		3882	delete $INC{$k};
		3883
		3884	$k =~ s/\.pm$//;
		3885	$k =~ s/\//::/g;
		3886
		3887	if (my $cb = $k->can ("unload_module")) {
		3888	$cb->();
		3889	}
		3890
		3891	clear_package $k;
3502	}	3892	}
3503		3893
3504	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		3897
3508	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		3901
3512	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3513	# and global variables created in xs	3903	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3515		3905
3516	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3517		3907
3518	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3519	require cf;	3909	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3521		3911
3522	warn "loading config and database again";	3912	warn "loading config and database again";
3523	cf::reload_config;	3913	cf::reload_config;
3524		3914
3525	warn "loading extensions";	3915	warn "loading extensions";
3526	cf::load_extensions;	3916	cf::load_extensions;
3527		3917
		3918	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3531	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3534		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3535	warn "leaving sync_job";	3930	warn "leaving sync_job";
3536		3931
3537	1	3932	1
3538	} or do {	3933	} or do {
3539	warn $@;	3934	warn $@;
3540	warn "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3541	exit 1;
3542	};	3936	};
3543		3937
3544	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3545	};	3944	};
3546		3945
3547	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3548		3947
3549	sub reload_perl() {	3948	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3552		3951
		3952	$RELOAD_WATCHER ||= cf::async {
		3953	Coro::AIO::aio_wait cache_extensions;
		3954
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		3956	do_reload_perl;
3554	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
3555	do_reload_perl;	3958	};
3556	};	3959	};
3557	}	3960	}
3558		3961
3559	register_command "reload" => sub {	3962	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
…		…
3574		3977
3575	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3577		3980
3578	sub wait_for_tick {	3981	sub wait_for_tick {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3581		3983
3582	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	3986	$signal->wait;
3585	}	3987	}
3586		3988
3587	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3590		3991
3591	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	3994	$signal->wait;
3594	}	3995	}
3595		3996
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3997	sub tick {
3597	if ($Coro::current != $Coro::main) {	3998	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3999	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3600	return;	4001	return;
3601	}	4002	}
3602		4003
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3606		4005
3607	$RUNTIME += $TICK;	4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3608	$NEXT_TICK += $TICK;
3609		4007
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4010	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4011	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4012	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4013	or warn "ERROR: unable to write runtime file: $!";
3616	};	4014	};
3617	}	4015	}
3618		4016
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3621	}	4019	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4020	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	4021	$sig->send;
3624	}	4022	}
3625		4023
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4024	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4025	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4026
3629	_post_tick;	4027	if (0) {
3630	};	4028	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	4029	my $jitter = $TICK_START - $NEXT_TICK;
		4030	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4031	warn "jitter $JITTER\n";#d#
		4032	}
		4033	}
		4034	}
3632		4035
3633	{	4036	{
		4037	# configure BDB
		4038
3634	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4040	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4041	$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4042
3653	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4046	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4047	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4049	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4050
3660	cf::sync_job {	4051	cf::sync_job {
3661	eval {	4052	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4074	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4075	};
3685	}	4076	}
3686		4077
3687	{	4078	{
		4079	# configure IO::AIO
		4080
3688	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4083	undef $AnyEvent::AIO::WATCHER;
3693	}	4084	}
3694		4085
3695	my $_log_backtrace;	4086	my $_log_backtrace;
3696		4087
3697	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3701		4092
3702	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3705	async {	4097	async {
3706	$Coro::current->{desc} = "abt $msg";	4098	$Coro::current->{desc} = "abt $msg";
3707		4099
3708	my @bt = fork_call {	4100	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4112	}
3721		4113
3722	@funcs	4114	@funcs
3723	};	4115	};
3724		4116
3725	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4120	--$_log_backtrace;
3728	};	4121	};
3729	} else {	4122	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3732	}	4125	}
3733	}	4126	}
3734		4127
3735	# load additional modules	4128	# load additional modules
3736	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3737		4131
3738	END { cf::emergency_save }	4132	END { cf::emergency_save }
3739		4133
3740	1	4134	1
3741		4135

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