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Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.533 by root, Thu Apr 29 07:59:17 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE; # unused
		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 = 1;
93		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	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::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
191	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
192	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.
193		240
194	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
195		242
196	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
197	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
198	that call.	245	that call.
199		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
200	=back	253	=back
201		254
202	=cut	255	=cut
203		256
204	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	264	my $msg = join "", @_;
207		265
208	$msg .= "\n"	266	$msg .= "\n"
209	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
210		268
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		270
213	LOG llevError, $msg;	271	LOG llevWarn, $msg;
214	};	272	};
215	}
216		273
217	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	275	return unless $^S eq 0; # "eq", not "=="
219		276
220	if ($Coro::current == $Coro::main) {#d#	277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	280	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	281	return;#d#
223	}#d#	282	}#d#
224		283
225	# kill coroutine otherwise	284	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	285	Coro::terminate
228	};	286	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		287
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	298	for my $pkg (qw(
243	cf::global cf::attachable	299	cf::global cf::attachable
244	cf::object cf::object::player	300	cf::object cf::object::player
245	cf::client cf::player	301	cf::client cf::player
246	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
247	cf::map cf::party cf::region	304	cf::party cf::region
248	)) {	305	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	307	}
252		308
253	$EV::DIED = sub {	309	$EV::DIED = sub {
254	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
255	};	311	};
256		312
257	#############################################################################	313	#############################################################################
258		314
259	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		353
298	sub encode_json($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
300		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
		370
301	=item cf::lock_wait $string	371	=item cf::lock_wait $string
302		372
303	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
304		374
305	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
306		376
307	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
310	returned.	380	returned.
311		381
312	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	383	deadlocked coro.
…		…
319		389
320	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
321		391
322	=cut	392	=cut
323		393
324	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		395
327	sub lock_wait($) {	396	sub lock_wait($) {
328	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	398	}
341		399
342	sub lock_acquire($) {	400	sub lock_acquire($) {
343	my ($key) = @_;	401	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	402	}
357		403
358	sub lock_active($) {	404	sub lock_active($) {
359	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	406	}
363		407
364	sub freeze_mainloop {	408	sub freeze_mainloop {
365	tick_inhibit_inc;	409	tick_inhibit_inc;
366		410
367	Coro::guard \&tick_inhibit_dec;	411	&Guard::guard (\&tick_inhibit_dec);
368	}	412	}
369		413
370	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
371		415
372	Like EV::periodic, but randomly selects a starting point so that the actions	416	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	417	get spread over time.
374		418
375	=cut	419	=cut
376		420
377	sub periodic($$) {	421	sub periodic($$) {
378	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
395		439
396	=cut	440	=cut
397		441
398	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
400		445
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
404		449
405	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
406		452
407	while () {	453	while () {
408	next_job:	454	next_job:
		455
409	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	457
411	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	462	$job->[2]->send;
415	Coro::cede;	463	Coro::cede;
416	goto next_job;	464	goto next_job;
417	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	467	}
419	}	468	}
420		469
421	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	473	$signal->wait;
425	} else {	474	} else {
		475	$busy = 0;
426	Coro::schedule;	476	Coro::schedule;
427	}	477	}
428	}	478	}
429	};	479	};
430		480
431	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
432	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
433		485
434	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
435	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
436		489
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
466		519
467	sub sync_job(&) {	520	sub sync_job(&) {
468	my ($job) = @_;	521	my ($job) = @_;
469		522
470	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
471	my $time = EV::time;	524	my $time = AE::time;
472		525
473	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
475		528
476	LOG llevError, Carp::longmess "sync job";#d#	529	LOG llevError, Carp::longmess "sync job";#d#
…		…
481	my @res;	534	my @res;
482		535
483	(async {	536	(async {
484	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	538	@res = eval { $job->() };
486	warn $@ if $@;	539	error $@ if $@;
487	undef $busy;	540	undef $busy;
488	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
489		542
490	while ($busy) {	543	while ($busy) {
491	if (Coro::nready) {	544	if (Coro::nready) {
…		…
493	} else {	546	} else {
494	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
495	}	548	}
496	}	549	}
497		550
498	my $time = EV::time - $time;	551	my $time = AE::time - $time;
499		552
500	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
501		554
502	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
503	} else {	556	} else {
…		…
547	reset_signals;	600	reset_signals;
548	&$cb	601	&$cb
549	}, @args;	602	}, @args;
550		603
551	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
552	}	616	}
553		617
554	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
555		619
556	=cut	620	=cut
…		…
691		755
692	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	757	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
695		759
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		761
698	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
701		765
…		…
711		775
712	=cut	776	=cut
713		777
714	sub datalog($@) {	778	sub datalog($@) {
715	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	781	}
718		782
719	=back	783	=back
720		784
721	=cut	785	=cut
722		786
723	#############################################################################	787	#############################################################################
724		788
725	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
726		790
727	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
730		794
731	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
783		847
784	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
786		850
787	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
789		853
790	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
791		855
792	=over 4	856	=over 4
…		…
916		980
917	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		983
920	} elsif (ref $type) {	984	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
922		986
923	} else {	987	} else {
924	shift @arg;	988	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
926	}	990	}
927	}	991	}
928	}	992	}
929		993
930	sub _object_attach {	994	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
941	}	1005	}
942		1006
943	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
944	} else {	1008	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1010	}
947		1011
948	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
949	}	1013	}
950		1014
…		…
1009		1073
1010	for (@$callbacks) {	1074	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
1012		1076
1013	if ($@) {	1077	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1079	override;
1017	}	1080	}
1018		1081
1019	return 1 if $override;	1082	return 1 if $override;
1020	}	1083	}
…		…
1083		1146
1084	sub reattach {	1147	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1149	my ($obj) = @_;
1087		1150
		1151	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1153
1090	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1091		1155
1092	@$registry = ();	1156	@$registry = ();
1093		1157
…		…
1098	for (@$attach) {	1162	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1101	}	1165	}
1102	} else {	1166	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1168	}
1105	}	1169	}
1106	}	1170	}
1107		1171
1108	cf::attachable->attach (	1172	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1136		1200
1137	sync_job {	1201	sync_job {
1138	if (length $$rdata) {	1202	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1142		1207
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1147	close $fh;	1215	aio_close $fh;
1148		1216
1149	if (@$objs) {	1217	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1155	close $fh;	1226	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1228	}
1158	} else {	1229	} else {
1159	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1160	}	1231	}
1161		1232
1162	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1237	} else {
1164	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1165	}	1239	}
1166	} else {	1240	} else {
1167	aio_unlink $filename;	1241	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1169	}	1243	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1268	$av = $st->{objs};
1195	}	1269	}
1196		1270
1197	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1200		1275
1201	($data, $av)	1276	($data, $av)
1202	}	1277	}
1203		1278
1204	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1261		1336
1262	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1263	}	1338	}
1264		1339
		1340	use File::Glob ();
		1341
1265	cf::player->attach (	1342	cf::player->attach (
1266	on_command => sub {	1343	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1268		1345
1269	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1270	or return;	1347	or return;
1271		1348
…		…
1294		1371
1295	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1373	if $reply;
1297		1374
1298	} else {	1375	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1377	}
1301		1378
1302	cf::override;	1379	cf::override;
1303	},	1380	},
1304	);	1381	);
1305		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1306	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1307	cf::sync_job {	1399	cf::sync_job {
1308	my %todo;	1400	my %todo;
1309		1401
1310	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1403	next unless -r $path;
…		…
1329		1421
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1424
1333	$ext{source} =	1425	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1335	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1336	. $source	1428	. $source
1337	. "\n};\n1";	1429	. "\n};\n1";
1338		1430
1339	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1340	}	1432	}
1341		1433
		1434	my $pass = 0;
1342	my %done;	1435	my %done;
1343	while (%todo) {	1436	while (%todo) {
1344	my $progress;	1437	my $progress;
1345		1438
		1439	++$pass;
		1440
		1441	ext:
1346	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1444	next ext
1349	unless exists $done{$_};	1445	unless exists $done{$_};
1350	}	1446	}
1351		1447
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1449
1354	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1454
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1456	if exists $v->{meta}{mandatory};
1362		1457
1363	warn $msg;	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1459	delete $todo{$k};
		1460	} else {
		1461	$done{$k} = delete $todo{$k};
		1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1364	}	1467	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1468	}
1370		1469
1371	skip:	1470	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1374	}	1478	}
1375	};	1479	};
1376	}	1480	}
1377		1481
1378	#############################################################################	1482	#############################################################################
1379		1483
1380	=back	1484	=back
1381		1485
1382	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1383		1487
1384	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1385		1489
1386	=cut	1490	=cut
1387		1491
1388	package cf::player;	1492	package cf::player;
1389		1493
…		…
1432		1536
1433	sub exists($) {	1537	sub exists($) {
1434	my ($login) = @_;	1538	my ($login) = @_;
1435		1539
1436	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1438	}	1542	}
1439		1543
1440	sub find($) {	1544	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1546	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1558	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1559	or return;
1456		1560
1457	my $pl = cf::player::load_pl $f	1561	my $pl = cf::player::load_pl $f
1458	or return;	1562	or return;
		1563
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1564	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1565	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1462	}	1567	}
1463	}	1568	}
1464	}	1569	}
1465		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
		1583
1466	sub save($) {	1584	sub save($) {
1467	my ($pl) = @_;	1585	my ($pl) = @_;
1468		1586
1469	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
1470		1588
…		…
1473		1591
1474	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1475		1593
1476	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1601
1479	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1603	cf::cede_to_tick;
1481	}	1604	}
1482		1605
…		…
1514	my ($pl) = @_;	1637	my ($pl) = @_;
1515		1638
1516	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1517		1640
1518	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1643
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1525		1649
1526	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1690
1567	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
1568	my $path = path $login;	1692	my $path = path $login;
1569		1693
1570	# a .pst is a dead give-away for a valid player	1694	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1700	}
1576		1701
…		…
1580		1705
1581	\@logins	1706	\@logins
1582	}	1707	}
1583		1708
1584	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1585		1712
1586	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1587	player. May block.	1714	player. May block.
1588		1715
1589	=cut	1716	=cut
…		…
1607	}	1734	}
1608		1735
1609	\@paths	1736	\@paths
1610	}	1737	}
1611		1738
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1740
1614	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1742
1705	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1706		1744
1707	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1708		1746
…		…
1740		1778
1741	=cut	1779	=cut
1742		1780
1743	sub find_by_path($) {	1781	sub find_by_path($) {
1744	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1745		1785
1746	my ($match, $specificity);	1786	my ($match, $specificity);
1747		1787
1748	for my $region (list) {	1788	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782		1822
1783	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	1824	$self->_create_random_map (
1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1789	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1790	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1813		1853
1814	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815	}	1855	}
1816		1856
1817	# also paths starting with '/'	1857	# also paths starting with '/'
1818	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819		1859
1820	sub thawer_merge {	1860	sub thawer_merge {
1821	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1822		1862
1823	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1909		1949
1910	# the temporary/swap location	1950	# the temporary/swap location
1911	sub save_path {	1951	sub save_path {
1912	my ($self) = @_;	1952	my ($self) = @_;
1913		1953
1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1916	}	1956	}
1917		1957
1918	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1919	sub uniq_path {	1959	sub uniq_path {
1920	my ($self) = @_;	1960	my ($self) = @_;
1921		1961
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1924	}
1925
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}	1964	}
1934		1965
1935	sub decay_objects {	1966	sub decay_objects {
1936	my ($self) = @_;	1967	my ($self) = @_;
1937		1968
…		…
2021	sub find {	2052	sub find {
2022	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
2023		2054
2024	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
2025		2056
2026	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2059
2029	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
2034	or return;	2062	or return;
2035		2063
2036	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
2037		2065
…		…
2039	or return;	2067	or return;
2040		2068
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
2044	undef $guard1;	2073	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2074	$map->reset;
2047	return find $path;	2075	return find $path;
2048	}	2076	}
2049		2077
2050	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
2051	}	2079	}
2052	}	2080	}
2053		2081
2054	sub pre_load { }	2082	sub pre_load { }
2055	sub post_load { }	2083	#sub post_load { } # XS
2056		2084
2057	sub load {	2085	sub load {
2058	my ($self) = @_;	2086	my ($self) = @_;
2059		2087
2060	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2106	$f->skip_block;
2079	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
2080	or return;	2108	or return;
2081		2109
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
2083	if delete $self->{load_original};	2111	if delete $self->{load_original};
2084		2112
2085	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2114	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2134	$self->decay_objects;
2107	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
2108	$self->update_buttons;	2136	$self->update_buttons;
2109	cf::cede_to_tick;	2137	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2138	$self->activate;
2113	}	2139	}
2114		2140
2115	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
2117		2143
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2145	}
2120		2146
2121	$self->post_load;	2147	$self->post_load;
2122	}	2148	}
2123		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2153	sub customise_for {
2125	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2126		2155
2127	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2157	if $self->per_player;
…		…
2144	or next;	2173	or next;
2145	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2146	or next;	2175	or next;
2147	$neigh->load;	2176	$neigh->load;
2148		2177
		2178	# now find the diagonal neighbours
2149	push @neigh,	2179	push @neigh,
2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2152	}	2182	}
2153		2183
…		…
2181	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
2182		2212
2183	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
2184		2214
2185	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2217	}
2188		2218
2189	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
2190		2220
2191	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
…		…
2205	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2206		2236
2207	()	2237	()
2208	}	2238	}
2209		2239
		2240	# common code, used by both ->save and ->swapout
2210	sub save {	2241	sub _save {
2211	my ($self) = @_;	2242	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2243
2215	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2216		2245
2217	return unless $self->dirty;	2246	return unless $self->dirty;
2218		2247
…		…
2227		2256
2228	cf::async {	2257	cf::async {
2229	$Coro::current->{desc} = "map player save";	2258	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2231	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2232		2263
2233	if ($uniq) {	2264	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2267	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238	}	2269	}
2239	}	2270	}
2240		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2241	sub swap_out {	2280	sub swap_out {
2242	my ($self) = @_;	2281	my ($self) = @_;
2243		2282
2244	# save first because save cedes
2245	$self->save;
2246
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2249	return if $self->players;	2287	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2251	return if $self->{deny_save};
2252		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->in_memory (cf::MAP_SWAPPED);	2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
		2298	$self->clear;
		2299	}
		2300
		2301	sub reset_at {
		2302	my ($self) = @_;
		2303
		2304	# TODO: safety, remove and allow resettable per-player maps
		2305	return 1e99 if $self->{deny_reset};
		2306
		2307	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2308	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2309
		2310	$time + $to
		2311	}
		2312
		2313	sub should_reset {
		2314	my ($self) = @_;
		2315
		2316	$self->reset_at <= $cf::RUNTIME
		2317	}
		2318
		2319	sub reset {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	return if $self->players;
		2325
		2326	cf::trace "resetting map ", $self->path, "\n";
		2327
		2328	$self->in_memory (cf::MAP_SWAPPED);
		2329
		2330	# need to save uniques path
		2331	unless ($self->{deny_save}) {
		2332	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2333
		2334	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2335	if $uniq;
		2336	}
		2337
		2338	delete $cf::MAP{$self->path};
2254		2339
2255	$self->deactivate;	2340	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;	2341	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;	2342	$self->clear;
2258	}
2259
2260	sub reset_at {
2261	my ($self) = @_;
2262
2263	# TODO: safety, remove and allow resettable per-player maps
2264	return 1e99 if $self->{deny_reset};
2265
2266	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2267	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2268
2269	$time + $to
2270	}
2271
2272	sub should_reset {
2273	my ($self) = @_;
2274
2275	$self->reset_at <= $cf::RUNTIME
2276	}
2277
2278	sub reset {
2279	my ($self) = @_;
2280
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283	return if $self->players;
2284
2285	warn "resetting map ", $self->path;
2286
2287	$self->in_memory (cf::MAP_SWAPPED);
2288
2289	# need to save uniques path
2290	unless ($self->{deny_save}) {
2291	my $uniq = $self->uniq_path; utf8::encode $uniq;
2292
2293	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2294	if $uniq;
2295	}
2296
2297	delete $cf::MAP{$self->path};
2298
2299	$self->deactivate;
2300	$_->clear_links_to ($self) for values %cf::MAP;
2301	$self->clear;
2302		2343
2303	$self->unlink_save;	2344	$self->unlink_save;
2304	$self->destroy;	2345	$self->destroy;
2305	}	2346	}
2306		2347
…		…
2314		2355
2315	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2316		2357
2317	$self->unlink_save;	2358	$self->unlink_save;
2318		2359
2319	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2320	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2321	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2322	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324		2365
…		…
2373		2414
2374	sub unique_maps() {	2415	sub unique_maps() {
2375	[	2416	[
2376	map {	2417	map {
2377	utf8::decode $_;	2418	utf8::decode $_;
2378	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2379	? normalise $_	2422	: normalise $_
2380	: ()
2381	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2382	]	2424	]
2383	}	2425	}
2384		2426
		2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
		2458
2385	=back	2459	=back
2386		2460
2387	=head3 cf::object	2461	=head3 cf::object
2388		2462
2389	=cut	2463	=cut
…		…
2392		2466
2393	=over 4	2467	=over 4
2394		2468
2395	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2396		2470
2397	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2398		2473
2399	=cut	2474	=cut
2400		2475
2401	sub inv_recursive_;	2476	sub inv_recursive_;
2402	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2407	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2408	}	2483	}
2409		2484
2410	=item $ref = $ob->ref	2485	=item $ref = $ob->ref
2411		2486
2412	creates and returns a persistent reference to an objetc that can be stored as a string.	2487	Creates and returns a persistent reference to an object that can be stored as a string.
2413		2488
2414	=item $ob = cf::object::deref ($refstring)	2489	=item $ob = cf::object::deref ($refstring)
2415		2490
2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2417	even if the object actually exists. May block.	2492	even if the object actually exists. May block.
…		…
2449	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2450	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2451		2526
2452	=cut	2527	=cut
2453		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
		2542
2454	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2455	# with dialog boxes.	2544	# with dialog boxes.
2456	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2457	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
2458	my ($self, $npc, $msg, $flags) = @_;	2547	my ($self, $npc, $msg, $flags) = @_;
…		…
2469	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471		2560
2472	} else {	2561	} else {
2473	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2474	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475	}	2564	}
2476	}	2565	}
2477	}	2566	}
2478		2567
2479	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2504		2593
2505	=item $player_object->enter_link	2594	=item $player_object->enter_link
2506		2595
2507	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2508		2597
2509	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2510	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2511		2602
2512	Will never block.	2603	Will never block.
2513		2604
2514	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2515		2606
…		…
2535	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2536	my ($self) = @_;	2627	my ($self) = @_;
2537		2628
2538	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2539		2630
		2631	++$self->{_link_recursion};
		2632
2540	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2541		2634
2542	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2543	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2544		2637
2545	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2546	}	2639	}
2547		2640
2548	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2549	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2550		2643
…		…
2567	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2568	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2569		2662
2570	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2571	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2572	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2573		2666
2574	$map->load;	2667	$map->load;
2575	$map->load_neighbours;	2668	$map->load_neighbours;
2576		2669
2577	return unless $self->contr->active;	2670	return unless $self->contr->active;
2578	$self->activate_recursive;
2579		2671
2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2582	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2583		2679
		2680	}
		2681
2584	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2585		2683
2586	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2587	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2588	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2589	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2590	be called at the end of this process.	2688	be called at the end of this process.
2591		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2592	=cut	2693	=cut
2593		2694
2594	our $GOTOGEN;	2695	our $GOTOGEN;
2595		2696
2596	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2597	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
2598		2705
2599	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2600	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2601		2708
2602	$self->enter_link;	2709	$self->enter_link;
…		…
2626	my $map = eval {	2733	my $map = eval {
2627	my $map = defined $path ? cf::map::find $path : undef;	2734	my $map = defined $path ? cf::map::find $path : undef;
2628		2735
2629	if ($map) {	2736	if ($map) {
2630	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2631	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2632	} else {	2739	} else {
2633	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2634	}	2741	}
2635		2742
2636	$map	2743	$map
…		…
2644	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2645	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2646	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2647	}	2754	}
2648		2755
2649	$done->() if $done;	2756	$done->($self) if $done;
2650	})->prio (1);	2757	})->prio (1);
2651	}	2758	}
2652		2759
2653	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2654		2761
…		…
2674	}	2781	}
2675		2782
2676	sub prepare_random_map {	2783	sub prepare_random_map {
2677	my ($exit) = @_;	2784	my ($exit) = @_;
2678		2785
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2682	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2683	# that depends on the exit object	2788	# that depends on the exit object
2684		2789
2685	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2687	if ($exit->map) {	2792	if ($exit->map) {
2688	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2689	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2690	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2691	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2692	}	2799	}
2693		2800
2694	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2695		2802
2696	my $data = cf::encode_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2698	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2699		2806
2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2702	undef $fh;	2809	undef $fh;
2703	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2704		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2705	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2706	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2707	}	2818	}
2708	}	2819	}
2709		2820
2710	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2711	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2712		2823
2713	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2714		2825
2715	if ($exit->slaying eq "/!") {
2716	#TODO: this should de-fi-ni-te-ly not be a sync-job
2717	# the problem is that $exit might not survive long enough
2718	# so it needs to be done right now, right here
2719	cf::sync_job { prepare_random_map $exit };
2720	}
2721
2722	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723	my $hp = $exit->stats->hp;
2724	my $sp = $exit->stats->sp;
2725
2726	$self->enter_link;	2826	$self->enter_link;
2727		2827
2728	# if exit is damned, update players death & WoR home-position
2729	$self->contr->savebed ($slaying, $hp, $sp)
2730	if $exit->flag (FLAG_DAMNED);
2731
2732	(async {	2828	(async {
2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2829	$Coro::current->{desc} = "enter_exit";
2734		2830
2735	$self->deactivate_recursive; # just to be sure
2736	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2737	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2738		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2739	1;	2852	1
2740	}) {	2853	}) {
2741	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2742	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2743	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2744	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2745		2858
2746	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2747	$self->leave_link;	2860	$self->leave_link;
2748	}	2861	}
2749	})->prio (1);	2862	})->prio (1);
2750	}	2863	}
2751		2864
…		…
2763	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2764	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2765		2878
2766	utf8::encode $text;	2879	utf8::encode $text;
2767	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2768	}	2906	}
2769		2907
2770	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2771		2909
2772	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2776		2914
2777	=cut	2915	=cut
2778		2916
2779	# non-persistent channels (usually the info channel)	2917	# non-persistent channels (usually the info channel)
2780	our %CHANNEL = (	2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
2781	"c/identify" => {	2925	"c/identify" => {
2782	id => "infobox",	2926	id => "infobox",
2783	title => "Identify",	2927	title => "Identify",
2784	reply => undef,	2928	reply => undef,
2785	tooltip => "Items recently identified",	2929	tooltip => "Items recently identified",
…		…
2787	"c/examine" => {	2931	"c/examine" => {
2788	id => "infobox",	2932	id => "infobox",
2789	title => "Examine",	2933	title => "Examine",
2790	reply => undef,	2934	reply => undef,
2791	tooltip => "Signs and other items you examined",	2935	tooltip => "Signs and other items you examined",
		2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
2792	},	2942	},
2793	"c/book" => {	2943	"c/book" => {
2794	id => "infobox",	2944	id => "infobox",
2795	title => "Book",	2945	title => "Book",
2796	reply => undef,	2946	reply => undef,
…		…
2812	id => "infobox",	2962	id => "infobox",
2813	title => "Body Parts",	2963	title => "Body Parts",
2814	reply => undef,	2964	reply => undef,
2815	tooltip => "Shows which body parts you posess and are available",	2965	tooltip => "Shows which body parts you posess and are available",
2816	},	2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
2817	"c/uptime" => {	3003	"c/uptime" => {
2818	id => "infobox",	3004	id => "infobox",
2819	title => "Uptime",	3005	title => "Uptime",
2820	reply => undef,	3006	reply => undef,
2821	tooltip => "How long the server has been running since last restart",	3007	tooltip => "How long the server has been running since last restart",
…		…
2824	id => "infobox",	3010	id => "infobox",
2825	title => "Map Info",	3011	title => "Map Info",
2826	reply => undef,	3012	reply => undef,
2827	tooltip => "Information related to the maps",	3013	tooltip => "Information related to the maps",
2828	},	3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
2829	);	3029	);
2830		3030
2831	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2832	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2833		3033
2834	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2835		3036
2836	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2837		3038
2838	# check predefined channels, for the benefit of C	3039	# check predefined channels, for the benefit of C
2839	if ($CHANNEL{$channel}) {	3040	if ($CHANNEL{$channel}) {
2840	$channel = $CHANNEL{$channel};	3041	$channel = $CHANNEL{$channel};
2841		3042
2842	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2843	if $self->can_msg;
2844
2845	$channel = $channel->{id};	3044	$channel = $channel->{id};
2846		3045
2847	} elsif (ref $channel) {	3046	} elsif (ref $channel) {
2848	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2849	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2850	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2851	$self->ext_msg (channel_info => $channel)	3050	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853	}	3051	}
2854		3052
2855	$channel = $channel->{id};	3053	$channel = $channel->{id};
2856	}	3054	}
2857		3055
2858	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2859		3057
2860	if ($self->can_msg) {
2861	# default colour, mask it out	3058	# default colour, mask it out
2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2864		3061
2865	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867	} else {	3065	);
2868	if ($color >= 0) {
2869	# replace some tags by gcfclient-compatible ones
2870	for ($msg) {
2871	1 while
2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877	}
2878		3066
2879	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2880
2881	utf8::encode $msg;
2882
2883	if (0 && $msg =~ /\[/) {
2884	# COMMAND/INFO
2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2886	} else {
2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888	$self->send_packet ("drawinfo $color $msg")
2889	}
2890	}
2891	}
2892	}	3068	}
2893		3069
2894	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2895		3071
2896	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2899		3075
2900	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2901	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2902		3078
2903	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2905	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2906	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2908	}	3084	}
2909	}	3085	}
2910		3086
2911	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2912		3088
…		…
2916		3092
2917	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2918	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2919		3095
2920	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2922	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2923	#TODO: version 1, remove	3099	#TODO: version 1, remove
2924	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2926	}	3102	}
2927	}	3103	}
2928		3104
2929	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2930		3106
…		…
3001		3177
3002	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
3003	if $reply;	3179	if $reply;
3004		3180
3005	} else {	3181	} else {
3006	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3007	}	3183	}
3008		3184
3009	cf::override;	3185	cf::override;
3010	},	3186	},
3011	);	3187	);
…		…
3031		3207
3032	$coro	3208	$coro
3033	}	3209	}
3034		3210
3035	cf::client->attach (	3211	cf::client->attach (
3036	on_destroy => sub {	3212	on_client_destroy => sub {
3037	my ($ns) = @_;	3213	my ($ns) = @_;
3038		3214
3039	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3040	},	3216	},
3041	);	3217	);
…		…
3057	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
3058		3234
3059	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
3060		3236
3061	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
3062	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
3063	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
3064	sort time	3240	sort time
3065	));	3241	));
3066		3242
3067	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
3070		3246
3071	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
3072		3248
3073	cf::object	3249	cf::object
3074	contr pay_amount pay_player map x y force_find force_add destroy	3250	contr pay_amount pay_player map x y force_find force_add destroy
3075	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
3076		3253
3077	cf::object::player	3254	cf::object::player
3078	player	3255	player
3079		3256
3080	cf::player	3257	cf::player
…		…
3085		3262
3086	=cut	3263	=cut
3087		3264
3088	for (	3265	for (
3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
3091	decrease_ob_nr destroy)],	3268	decrease split destroy change_exp value msg lore send_msg)],
3092	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
3093	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
3094	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
3095	) {	3272	) {
3096	no strict 'refs';	3273	no strict 'refs';
3097	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
3098	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3116		3293
3117	my $qcode = $code;	3294	my $qcode = $code;
3118	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3119	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
3120		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
3121	local $_;	3301	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3302
3124	my $eval =	3303	my $eval =
3125	"do {\n"	3304	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3307	. $code
3129	. "\n}"	3308	. "\n}"
3130	;	3309	;
3131		3310
		3311	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
3135		3320
3136	if ($@) {	3321	if ($@) {
3137	warn "$@";	3322	warn "$@",
3138	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
3140	}	3325	}
3141		3326
3142	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
3143	}	3328	}
3144		3329
…		…
3158	=cut	3343	=cut
3159		3344
3160	sub register_script_function {	3345	sub register_script_function {
3161	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
3162		3347
3163	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
3165	}	3350	}
3166		3351
3167	=back	3352	=back
3168		3353
3169	=cut	3354	=cut
…		…
3178	# for this (global event?)	3363	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
3180		3365
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3367
3183	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
3184		3369
3185	my $facedata;	3370	my $facedata;
3186	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
3187	or die "$path: $!";	3372	or die "$path: $!";
3188		3373
…		…
3190		3375
3191	$facedata->{version} == 2	3376	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3378
3194	# patch in the exptable	3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3195	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,	3382	type => FT_RSRC,
3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
3198	};	3385	};
3199	cf::cede_to_tick;	3386	cf::cede_to_tick;
3200		3387
3201	{	3388	{
3202	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
…		…
3204	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3393
3207	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3211		3398
3212	cf::cede_to_tick;	3399	cf::cede_to_tick;
3213	}	3400	}
3214		3401
3215	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
…		…
3220		3407
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3411	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3413	}
3227		3414
3228	cf::cede_to_tick;	3415	cf::cede_to_tick;
3229	}	3416	}
3230	}	3417	}
…		…
3239		3426
3240	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
3241	}	3428	}
3242		3429
3243	{	3430	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
3247		3432
3248	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3434	if (defined $info->{type}) {
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3436
3253	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3438	cf::face::set_type $idx, $info->{type};
3268	} else {	3439	} else {
3269	$RESOURCE{$name} = $info;	3440	$RESOURCE{$name} = $info; # unused
3270	}	3441	}
3271		3442
3272	cf::cede_to_tick;	3443	cf::cede_to_tick;
3273	}	3444	}
3274	}	3445	}
3275		3446
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3448
3278	1	3449	1
3279	}	3450	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3451
3301	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3453	my ($ns, $want) = @_;
3303		3454
3304	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
3305	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
3306	}	3457	}
3307	};	3458	};
		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
3308		3469
3309	sub reload_regions {	3470	sub reload_regions {
3310	# HACK to clear player env face cache, we need some signal framework	3471	# HACK to clear player env face cache, we need some signal framework
3311	# for this (global event?)	3472	# for this (global event?)
3312	%ext::player_env::MUSIC_FACE_CACHE = ();	3473	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3326	}	3487	}
3327		3488
3328	sub reload_archetypes {	3489	sub reload_archetypes {
3329	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
3330	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
3331	#d# NEED to laod twice to resolve forward references
3332	# this really needs to be done in an extra post-pass
3333	# (which needs to be synchronous, so solve it differently)
3334	load_resource_file "$DATADIR/archetypes"
3335	or die "unable to load archetypes\n";
3336	}	3492	}
3337		3493
3338	sub reload_treasures {	3494	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
3341	}	3497	}
3342		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
3343	sub reload_resources {	3522	sub reload_resources {
3344	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
3345		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
3346	reload_regions;	3528	reload_regions;
3347	reload_facedata;
3348	#reload_archetypes;#d#
3349	reload_archetypes;
3350	reload_treasures;	3529	reload_treasures;
3351		3530
3352	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3353	}
3354
3355	sub init {
3356	reload_resources;
3357	}	3532	}
3358		3533
3359	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3361	or return;	3538	or return;
3362		3539
3363	local $/;	3540	local $/;
3364	*CFG = YAML::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3365		3542
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3544
3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370		3547
3371	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3373	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3374	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3375	};	3552	};
3376	warn $@ if $@;	3553	warn $@ if $@;
3377	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3378	}	3585	}
3379		3586
3380	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3381	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3382	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3384	(async {	3600	(async {
3385	$Coro::current->{desc} = "IDLE BUG HANDLER";	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
3386	EV::loop EV::LOOP_ONESHOT;	3602	EV::loop EV::LOOP_ONESHOT;
3387	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3388	};	3604	};
3389		3605
3390	reload_config;
3391	db_init;
3392	load_extensions;
3393
3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395	evthread_start IO::AIO::poll_fileno;	3606	evthread_start IO::AIO::poll_fileno;
3396	EV::loop;	3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
		3618	reload_config;
		3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
		3629	load_extensions;
		3630
		3631	utime time, time, $RUNTIMEFILE;
		3632
		3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3397	}	3644	}
3398		3645
3399	#############################################################################	3646	#############################################################################
3400	# initialisation and cleanup	3647	# initialisation and cleanup
3401		3648
3402	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3403	BEGIN {	3650	BEGIN {
3404	our %SIGWATCHER = ();	3651	our %SIGWATCHER = ();
3405	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3406	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3407	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3408	};	3655	};
3409	}	3656	}
3410	}	3657	}
3411		3658
3412	sub write_runtime_sync {	3659	sub write_runtime_sync {
3413	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3414		3661
3415	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3416	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3417		3664
3418	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419		3666
3420	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3421		3668
3422	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3423	or return;	3670	or return;
3424		3671
3425	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3426	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3427	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3437	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3438		3685
3439	close $fh	3686	close $fh
3440	or return;	3687	or return;
3441		3688
3442	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443	and return;	3690	and return;
3444		3691
3445	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3446		3693
3447	1	3694	1
3448	}	3695	}
3449		3696
3450	our $uuid_lock;	3697	our $uuid_lock;
…		…
3459	my $uuid = "$LOCALDIR/uuid";	3706	my $uuid = "$LOCALDIR/uuid";
3460		3707
3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462	or return;	3709	or return;
3463		3710
3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
3465	$uuid_skip = 0;	3719	$uuid_skip = 0;
3466		3720
3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3468	and return;	3722	and return;
3469		3723
…		…
3475	or return;	3729	or return;
3476		3730
3477	aio_rename "$uuid~", $uuid	3731	aio_rename "$uuid~", $uuid
3478	and return;	3732	and return;
3479		3733
3480	warn "uuid file written ($value).\n";	3734	trace "uuid file written ($value).\n";
3481		3735
3482	1	3736	1
3483		3737
3484	}	3738	}
3485		3739
…		…
3491	}	3745	}
3492		3746
3493	sub emergency_save() {	3747	sub emergency_save() {
3494	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3495		3749
3496	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3497		3751
3498	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3499	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3500	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3501	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3502	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3503	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3504	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3505	$pl->valid or next;	3764	$pl->valid or next;
3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507	$pl->save;	3766	$pl->save;
3508	}	3767	}
3509	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3510		3769
3511	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3512	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3513	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3514	$map->valid or next;	3773	$map->valid or next;
3515	$map->save;	3774	$map->save;
3516	}	3775	}
3517	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3518		3777
3519	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3520	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3521	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
3522		3781
3523	warn "begin write uuid\n";	3782	info "emergency_perl_save: begin write uuid\n";
3524	write_uuid_sync 1;	3783	write_uuid_sync 1;
3525	warn "end write uuid\n";	3784	info "emergency_perl_save: end write uuid\n";
3526	};	3785	};
3527		3786
3528	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3529	}	3793	}
3530		3794
3531	sub post_cleanup {	3795	sub post_cleanup {
3532	my ($make_core) = @_;	3796	my ($make_core) = @_;
3533		3797
3534	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3535	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3536	}	3828	}
3537		3829
3538	sub do_reload_perl() {	3830	sub do_reload_perl() {
3539	# can/must only be called in main	3831	# can/must only be called in main
3540	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3541	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3542	return;	3834	return;
3543	}	3835	}
3544		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3545	warn "reloading...";	3842	info "reloading...";
3546		3843
3547	warn "entering sync_job";	3844	trace "entering sync_job";
3548		3845
3549	cf::sync_job {	3846	cf::sync_job {
3550	cf::write_runtime_sync; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3551	cf::emergency_save;	3848	cf::emergency_save;
3552	cf::write_runtime_sync; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3553		3850
3554	warn "syncing database to disk";	3851	trace "syncing database to disk";
3555	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3556		3853
3557	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3558		3855
3559	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3560	for (;;) {
3561	BDB::flush;
3562	IO::AIO::flush;
3563	Coro::cede_notself;
3564	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3565	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3566	}
3567
3568	++$RELOAD;
3569
3570	warn "cancelling all extension coros";
3571	$_->cancel for values %EXT_CORO;
3572	%EXT_CORO = ();
3573
3574	warn "removing commands";
3575	%COMMAND = ();
3576
3577	warn "removing ext/exti commands";
3578	%EXTCMD = ();
3579	%EXTICMD = ();
3580
3581	warn "unloading/nuking all extensions";
3582	for my $pkg (@EXTS) {
3583	warn "... unloading $pkg";
3584
3585	if (my $cb = $pkg->can ("unload")) {
3586	eval {
3587	$cb->($pkg);
3588	1
3589	} or warn "$pkg unloaded, but with errors: $@";
3590	}	3859	}
3591		3860
3592	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3593	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3594	}	3863	%EXT_CORO = ();
3595		3864
3596	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3597	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3598	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3600	warn "... unloading $k";	3874	trace "... unloading $pkg";
3601	delete $INC{$k};
3602		3875
3603	$k =~ s/\.pm$//;
3604	$k =~ s/\//::/g;
3605
3606	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3607	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3608	}	3885	}
3609		3886
3610	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3611	}	3902	}
3612		3903
3613	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3614	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3615	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616		3907
3617	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3618	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3619	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620		3911
3621	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3622	# and global variables created in xs	3913	# and global variables created in xs
3623	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3624		3915
3625	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3626		3917
3627	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3628	require cf;	3919	require cf;
3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3630		3921
3631	warn "loading config and database again";	3922	trace "loading config and database again";
3632	cf::reload_config;	3923	cf::reload_config;
3633		3924
3634	warn "loading extensions";	3925	trace "loading extensions";
3635	cf::load_extensions;	3926	cf::load_extensions;
3636		3927
		3928	if ($REATTACH_ON_RELOAD) {
3637	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3638	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3639	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3640	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3641	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3642	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3643		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3644	warn "leaving sync_job";	3940	trace "leaving sync_job";
3645		3941
3646	1	3942	1
3647	} or do {	3943	} or do {
3648	warn $@;	3944	error $@;
3649	cf::cleanup "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
		3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3650	};	3950	}
3651		3951
3652	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3653	};	3954	};
3654		3955
3655	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3656		3957
3657	sub reload_perl() {	3958	sub reload_perl() {
3658	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3659	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3660		3961
		3962	$RELOAD_WATCHER ||= cf::async {
		3963	Coro::AIO::aio_wait cache_extensions;
		3964
3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3662	do_reload_perl;	3966	do_reload_perl;
3663	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
		3968	};
3664	};	3969	};
3665	}	3970	}
3666		3971
3667	register_command "reload" => sub {	3972	register_command "reload" => sub {
3668	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
…		…
3682		3987
3683	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3684	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3685		3990
3686	sub wait_for_tick {	3991	sub wait_for_tick {
3687	return if tick_inhibit;
3688	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3689		3993
3690	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3691	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3692	$signal->wait;	3996	$signal->wait;
3693	}	3997	}
3694		3998
3695	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3696	return if tick_inhibit;
3697	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3698		4001
3699	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3700	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3701	$signal->wait;	4004	$signal->wait;
3702	}	4005	}
…		…
3708	return;	4011	return;
3709	}	4012	}
3710		4013
3711	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3712		4015
		4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4017
3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3715	Coro::async_pool {	4020	Coro::async_pool {
3716	$Coro::current->{desc} = "runtime saver";	4021	$Coro::current->{desc} = "runtime saver";
3717	write_runtime_sync	4022	write_runtime_sync
3718	or warn "ERROR: unable to write runtime file: $!";	4023	or error "ERROR: unable to write runtime file: $!";
3719	};	4024	};
3720	}	4025	}
3721		4026
3722	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3723	$sig->send;	4028	$sig->send;
…		…
3731		4036
3732	if (0) {	4037	if (0) {
3733	if ($NEXT_TICK) {	4038	if ($NEXT_TICK) {
3734	my $jitter = $TICK_START - $NEXT_TICK;	4039	my $jitter = $TICK_START - $NEXT_TICK;
3735	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3736	warn "jitter $JITTER\n";#d#	4041	debug "jitter $JITTER\n";#d#
3737	}	4042	}
3738	}	4043	}
3739	}	4044	}
3740		4045
3741	{	4046	{
3742	# configure BDB	4047	# configure BDB
3743		4048
3744	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3745	BDB::max_poll_reqs $TICK * 0.1;	4050	BDB::max_poll_reqs $TICK * 0.1;
3746	$Coro::BDB::WATCHER->priority (1);	4051	$AnyEvent::BDB::WATCHER->priority (1);
3747		4052
3748	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3749	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751	| BDB::LOG_AUTOREMOVE, 1);	4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754		4060
		4061	(Coro::async { # async to keep sync_job from complaining
3755	cf::sync_job {	4062	cf::sync_job {
3756	eval {	4063	eval {
3757	BDB::db_env_open	4064	BDB::db_env_open
3758	$DB_ENV,	4065	$DB_ENV,
3759	$BDBDIR,	4066	$BDBDIR,
3760	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4067	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3761	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4068	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3762	0666;	4069	0666;
3763		4070
3764	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4071	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
		4072	};
		4073
		4074	cf::cleanup "db_env_open(db): $@" if $@;
3765	};	4075	};
3766		4076	})->join;
3767	cf::cleanup "db_env_open(db): $@" if $@;
3768	};
3769	}	4077	}
3770		4078
3771	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {	4079	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3772	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4080	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3773	};	4081	};
…		…
3782	{	4090	{
3783	# configure IO::AIO	4091	# configure IO::AIO
3784		4092
3785	IO::AIO::min_parallel 8;	4093	IO::AIO::min_parallel 8;
3786	IO::AIO::max_poll_time $TICK * 0.1;	4094	IO::AIO::max_poll_time $TICK * 0.1;
3787	$Coro::AIO::WATCHER->priority (1);	4095	undef $AnyEvent::AIO::WATCHER;
3788	}	4096	}
3789		4097
3790	my $_log_backtrace;	4098	my $_log_backtrace;
3791		4099
3792	sub _log_backtrace {	4100	sub _log_backtrace {
…		…
3795	$msg =~ s/\n//;	4103	$msg =~ s/\n//;
3796		4104
3797	# limit the # of concurrent backtraces	4105	# limit the # of concurrent backtraces
3798	if ($_log_backtrace < 2) {	4106	if ($_log_backtrace < 2) {
3799	++$_log_backtrace;	4107	++$_log_backtrace;
		4108	my $perl_bt = Carp::longmess $msg;
3800	async {	4109	async {
3801	$Coro::current->{desc} = "abt $msg";	4110	$Coro::current->{desc} = "abt $msg";
3802		4111
3803	my @bt = fork_call {	4112	my @bt = fork_call {
3804	@addr = map { sprintf "%x", $_ } @addr;	4113	@addr = map { sprintf "%x", $_ } @addr;
…		…
3815	}	4124	}
3816		4125
3817	@funcs	4126	@funcs
3818	};	4127	};
3819		4128
3820	LOG llevInfo, "[ABT] $msg\n";	4129	LOG llevInfo, "[ABT] $perl_bt\n";
		4130	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821	LOG llevInfo, "[ABT] $_\n" for @bt;	4131	LOG llevInfo, "[ABT] $_\n" for @bt;
3822	--$_log_backtrace;	4132	--$_log_backtrace;
3823	};	4133	};
3824	} else {	4134	} else {
3825	LOG llevInfo, "[ABT] $msg\n";	4135	LOG llevInfo, "[ABT] $msg\n";
3826	LOG llevInfo, "[ABT] [suppressed]\n";	4136	LOG llevInfo, "[ABT] [suppressed]\n";
3827	}	4137	}
3828	}	4138	}
3829		4139
3830	# load additional modules	4140	# load additional modules
3831	use cf::pod;	4141	require "cf/$_.pm" for @EXTRA_MODULES;
		4142	cf::_connect_to_perl_2;
3832		4143
3833	END { cf::emergency_save }	4144	END { cf::emergency_save }
3834		4145
3835	1	4146	1
3836		4147

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