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Revision 1.421 by root, Tue Apr 15 18:43:11 2008 UTC vs.
Revision 1.532 by root, Thu Apr 29 07:32:34 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	$busy = 0;
426	Coro::schedule;	476	Coro::schedule;
427	}	477	}
428	}	478	}
429	};	479	};
430		480
431	sub get_slot($;$$) {	481	sub get_slot($;$$) {
432	return if tick_inhibit;	482	return if tick_inhibit || $Coro::current == $Coro::main;
433		483
434	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
435		485
436	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
437	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
438		489
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
468		519
469	sub sync_job(&) {	520	sub sync_job(&) {
470	my ($job) = @_;	521	my ($job) = @_;
471		522
472	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	524	my $time = AE::time;
474		525
475	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
477		528
478	LOG llevError, Carp::longmess "sync job";#d#	529	LOG llevError, Carp::longmess "sync job";#d#
…		…
483	my @res;	534	my @res;
484		535
485	(async {	536	(async {
486	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	538	@res = eval { $job->() };
488	warn $@ if $@;	539	error $@ if $@;
489	undef $busy;	540	undef $busy;
490	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
491		542
492	while ($busy) {	543	while ($busy) {
493	if (Coro::nready) {	544	if (Coro::nready) {
…		…
495	} else {	546	} else {
496	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
497	}	548	}
498	}	549	}
499		550
500	my $time = EV::time - $time;	551	my $time = AE::time - $time;
501		552
502	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
503		554
504	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
505	} else {	556	} else {
…		…
549	reset_signals;	600	reset_signals;
550	&$cb	601	&$cb
551	}, @args;	602	}, @args;
552		603
553	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	)
554	}	616	}
555		617
556	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
557		619
558	=cut	620	=cut
…		…
693		755
694	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	757	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
697		759
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		761
700	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
703		765
…		…
713		775
714	=cut	776	=cut
715		777
716	sub datalog($@) {	778	sub datalog($@) {
717	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	781	}
720		782
721	=back	783	=back
722		784
723	=cut	785	=cut
724		786
725	#############################################################################	787	#############################################################################
726		788
727	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
728		790
729	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
730	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")
731	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
732		794
733	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>
734	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
…		…
784	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
785		847
786	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
788		850
789	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
790	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.
791		853
792	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
793		855
794	=over 4	856	=over 4
…		…
918		980
919	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		983
922	} elsif (ref $type) {	984	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
924		986
925	} else {	987	} else {
926	shift @arg;	988	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
928	}	990	}
929	}	991	}
930	}	992	}
931		993
932	sub _object_attach {	994	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
943	}	1005	}
944		1006
945	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
946	} else {	1008	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1010	}
949		1011
950	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
951	}	1013	}
952		1014
…		…
1011		1073
1012	for (@$callbacks) {	1074	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
1014		1076
1015	if ($@) {	1077	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1079	override;
1019	}	1080	}
1020		1081
1021	return 1 if $override;	1082	return 1 if $override;
1022	}	1083	}
…		…
1085		1146
1086	sub reattach {	1147	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1149	my ($obj) = @_;
1089		1150
		1151	# no longer needed after getting rid of delete_package?
1090	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
1091		1153
1092	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1093		1155
1094	@$registry = ();	1156	@$registry = ();
1095		1157
…		…
1100	for (@$attach) {	1162	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1103	}	1165	}
1104	} else {	1166	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1168	}
1107	}	1169	}
1108	}	1170	}
1109		1171
1110	cf::attachable->attach (	1172	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1138		1200
1139	sync_job {	1201	sync_job {
1140	if (length $$rdata) {	1202	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1144		1207
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	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	}
1149	close $fh;	1215	aio_close $fh;
1150		1216
1151	if (@$objs) {	1217	if (@$objs) {
1152	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) {
1153	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	close $fh;	1226	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1228	}
1160	} else {	1229	} else {
1161	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1162	}	1231	}
1163		1232
1164	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1237	} else {
1166	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1167	}	1239	}
1168	} else {	1240	} else {
1169	aio_unlink $filename;	1241	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1171	}	1243	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1268	$av = $st->{objs};
1197	}	1269	}
1198		1270
1199	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1202		1275
1203	($data, $av)	1276	($data, $av)
1204	}	1277	}
1205		1278
1206	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1263		1336
1264	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1265	}	1338	}
1266		1339
		1340	use File::Glob ();
		1341
1267	cf::player->attach (	1342	cf::player->attach (
1268	on_command => sub {	1343	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1270		1345
1271	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1272	or return;	1347	or return;
1273		1348
…		…
1296		1371
1297	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1373	if $reply;
1299		1374
1300	} else {	1375	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1377	}
1303		1378
1304	cf::override;	1379	cf::override;
1305	},	1380	},
1306	);	1381	);
1307		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
1308	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1309	cf::sync_job {	1399	cf::sync_job {
1310	my %todo;	1400	my %todo;
1311		1401
1312	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1403	next unless -r $path;
…		…
1331		1421
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1424
1335	$ext{source} =	1425	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1338	. $source	1428	. $source
1339	. "\n};\n1";	1429	. "\n};\n1";
1340		1430
1341	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1342	}	1432	}
1343		1433
		1434	my $pass = 0;
1344	my %done;	1435	my %done;
1345	while (%todo) {	1436	while (%todo) {
1346	my $progress;	1437	my $progress;
1347		1438
		1439	++$pass;
		1440
		1441	ext:
1348	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1444	next ext
1351	unless exists $done{$_};	1445	unless exists $done{$_};
1352	}	1446	}
1353		1447
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1449
1356	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1454
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1456	if exists $v->{meta}{mandatory};
1364		1457
1365	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;
1366	}	1467	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1468	}
1372		1469
1373	skip:	1470	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1376	}	1478	}
1377	};	1479	};
1378	}	1480	}
1379		1481
1380	#############################################################################	1482	#############################################################################
1381		1483
1382	=back	1484	=back
1383		1485
1384	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1385		1487
1386	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1387		1489
1388	=cut	1490	=cut
1389		1491
1390	package cf::player;	1492	package cf::player;
1391		1493
…		…
1434		1536
1435	sub exists($) {	1537	sub exists($) {
1436	my ($login) = @_;	1538	my ($login) = @_;
1437		1539
1438	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1440	}	1542	}
1441		1543
1442	sub find($) {	1544	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1546	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1558	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1559	or return;
1458		1560
1459	my $pl = cf::player::load_pl $f	1561	my $pl = cf::player::load_pl $f
1460	or return;	1562	or return;
		1563
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1564	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1565	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1464	}	1567	}
1465	}	1568	}
1466	}	1569	}
1467		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($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
1468	sub save($) {	1584	sub save($) {
1469	my ($pl) = @_;	1585	my ($pl) = @_;
1470		1586
1471	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
1472		1588
…		…
1477		1593
1478	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
1480		1596
1481	cf::get_slot 0.01;	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];
1482		1601
1483	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1603	cf::cede_to_tick;
1485	}	1604	}
1486		1605
…		…
1518	my ($pl) = @_;	1637	my ($pl) = @_;
1519		1638
1520	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1521		1640
1522	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1523	$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
1524		1643
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1529		1649
1530	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1690
1571	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
1572	my $path = path $login;	1692	my $path = path $login;
1573		1693
1574	# a .pst is a dead give-away for a valid player	1694	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1700	}
1580		1701
…		…
1584		1705
1585	\@logins	1706	\@logins
1586	}	1707	}
1587		1708
1588	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1589		1712
1590	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1591	player. May block.	1714	player. May block.
1592		1715
1593	=cut	1716	=cut
…		…
1611	}	1734	}
1612		1735
1613	\@paths	1736	\@paths
1614	}	1737	}
1615		1738
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1740
1618	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1742
1709	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1710		1744
1711	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1712		1746
…		…
1744		1778
1745	=cut	1779	=cut
1746		1780
1747	sub find_by_path($) {	1781	sub find_by_path($) {
1748	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1749		1785
1750	my ($match, $specificity);	1786	my ($match, $specificity);
1751		1787
1752	for my $region (list) {	1788	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1785	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
1786		1822
1787	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1824	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1817		1853
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	1855	}
1820		1856
1821	# also paths starting with '/'	1857	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		1859
1824	sub thawer_merge {	1860	sub thawer_merge {
1825	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1826		1862
1827	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1925		1961
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1928	}	1964	}
1929		1965
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1966	sub decay_objects {
1940	my ($self) = @_;	1967	my ($self) = @_;
1941		1968
1942	return if $self->{deny_reset};	1969	return if $self->{deny_reset};
1943		1970
…		…
2025	sub find {	2052	sub find {
2026	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
2027		2054
2028	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
2029		2056
2030	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2059
2033	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
2038	or return;	2062	or return;
2039		2063
2040	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
2041		2065
…		…
2043	or return;	2067	or return;
2044		2068
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
2048	undef $guard1;	2073	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2074	$map->reset;
2051	return find $path;	2075	return find $path;
2052	}	2076	}
2053		2077
2054	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
2055	}	2079	}
2056	}	2080	}
2057		2081
2058	sub pre_load { }	2082	sub pre_load { }
2059	sub post_load { }	2083	#sub post_load { } # XS
2060		2084
2061	sub load {	2085	sub load {
2062	my ($self) = @_;	2086	my ($self) = @_;
2063		2087
2064	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2106	$f->skip_block;
2083	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
2084	or return;	2108	or return;
2085		2109
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
2087	if delete $self->{load_original};	2111	if delete $self->{load_original};
2088		2112
2089	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2114	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2134	$self->decay_objects;
2111	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
2112	$self->update_buttons;	2136	$self->update_buttons;
2113	cf::cede_to_tick;	2137	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2138	$self->activate;
2117	}	2139	}
2118		2140
2119	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2145	}
2124		2146
2125	$self->post_load;	2147	$self->post_load;
2126	}	2148	}
2127		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2153	sub customise_for {
2129	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2130		2155
2131	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2157	if $self->per_player;
…		…
2148	or next;	2173	or next;
2149	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2150	or next;	2175	or next;
2151	$neigh->load;	2176	$neigh->load;
2152		2177
		2178	# now find the diagonal neighbours
2153	push @neigh,	2179	push @neigh,
2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2156	}	2182	}
2157		2183
…		…
2209	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2210		2236
2211	()	2237	()
2212	}	2238	}
2213		2239
		2240	# common code, used by both ->save and ->swapout
2214	sub save {	2241	sub _save {
2215	my ($self) = @_;	2242	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2243
2219	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2220		2245
2221	return unless $self->dirty;	2246	return unless $self->dirty;
2222		2247
…		…
2242	} else {	2267	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2269	}
2245	}	2270	}
2246		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2247	sub swap_out {	2280	sub swap_out {
2248	my ($self) = @_;	2281	my ($self) = @_;
2249		2282
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2284
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2285	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2286	return if $self->{deny_save};
		2287	return if $self->players;
2258		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
2259	$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};
2260		2339
2261	$self->deactivate;	2340	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2341	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->clear;	2342	$self->clear;
2264	}
2265
2266	sub reset_at {
2267	my ($self) = @_;
2268
2269	# TODO: safety, remove and allow resettable per-player maps
2270	return 1e99 if $self->{deny_reset};
2271
2272	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2274
2275	$time + $to
2276	}
2277
2278	sub should_reset {
2279	my ($self) = @_;
2280
2281	$self->reset_at <= $cf::RUNTIME
2282	}
2283
2284	sub reset {
2285	my ($self) = @_;
2286
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289	return if $self->players;
2290
2291	warn "resetting map ", $self->path;
2292
2293	$self->in_memory (cf::MAP_SWAPPED);
2294
2295	# need to save uniques path
2296	unless ($self->{deny_save}) {
2297	my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2300	if $uniq;
2301	}
2302
2303	delete $cf::MAP{$self->path};
2304
2305	$self->deactivate;
2306	$_->clear_links_to ($self) for values %cf::MAP;
2307	$self->clear;
2308		2343
2309	$self->unlink_save;	2344	$self->unlink_save;
2310	$self->destroy;	2345	$self->destroy;
2311	}	2346	}
2312		2347
…		…
2320		2355
2321	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2322		2357
2323	$self->unlink_save;	2358	$self->unlink_save;
2324		2359
2325	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2326	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2327	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2328	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330		2365
…		…
2387	: normalise $_	2422	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2424	]
2390	}	2425	}
2391		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
2392	=back	2459	=back
2393		2460
2394	=head3 cf::object	2461	=head3 cf::object
2395		2462
2396	=cut	2463	=cut
…		…
2457	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
2458	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2459		2526
2460	=cut	2527	=cut
2461		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
2462	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2544	# with dialog boxes.
2464	#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
2465	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2547	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2560
2480	} else {	2561	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2564	}
2484	}	2565	}
2485	}	2566	}
2486		2567
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2593
2513	=item $player_object->enter_link	2594	=item $player_object->enter_link
2514		2595
2515	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}>).
2516		2597
2517	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.
2518	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.
2519		2602
2520	Will never block.	2603	Will never block.
2521		2604
2522	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2523		2606
…		…
2543	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2544	my ($self) = @_;	2627	my ($self) = @_;
2545		2628
2546	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2547		2630
		2631	++$self->{_link_recursion};
		2632
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2634
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2552		2637
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2639	}
2555		2640
2556	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2558		2643
…		…
2575	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2577		2662
2578	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2581		2666
2582	$map->load;	2667	$map->load;
2583	$map->load_neighbours;	2668	$map->load_neighbours;
2584		2669
2585	return unless $self->contr->active;	2670	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2671
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2590	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2591		2679
		2680	}
		2681
2592	=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)]])
2593		2683
2594	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
2595	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2596	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
2597	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
2598	be called at the end of this process.	2688	be called at the end of this process.
2599		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
2600	=cut	2693	=cut
2601		2694
2602	our $GOTOGEN;	2695	our $GOTOGEN;
2603		2696
2604	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2605	my ($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	}
2606		2705
2607	# 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
2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2609		2708
2610	$self->enter_link;	2709	$self->enter_link;
…		…
2634	my $map = eval {	2733	my $map = eval {
2635	my $map = defined $path ? cf::map::find $path : undef;	2734	my $map = defined $path ? cf::map::find $path : undef;
2636		2735
2637	if ($map) {	2736	if ($map) {
2638	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2639	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2640	} else {	2739	} else {
2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2642	}	2741	}
2643		2742
2644	$map	2743	$map
…		…
2652	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2653	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2654	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2655	}	2754	}
2656		2755
2657	$done->() if $done;	2756	$done->($self) if $done;
2658	})->prio (1);	2757	})->prio (1);
2659	}	2758	}
2660		2759
2661	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2662		2761
…		…
2682	}	2781	}
2683		2782
2684	sub prepare_random_map {	2783	sub prepare_random_map {
2685	my ($exit) = @_;	2784	my ($exit) = @_;
2686		2785
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2788	# that depends on the exit object
2692		2789
2693	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2792	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2700	}	2799	}
2701		2800
2702	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2703		2802
2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2707		2806
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2809	undef $fh;
2711	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2712		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2715	}	2818	}
2716	}	2819	}
2717		2820
2718	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2720		2823
2721	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2722		2825
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2826	$self->enter_link;
2735		2827
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2828	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2829	$Coro::current->{desc} = "enter_exit";
2742		2830
2743	$self->deactivate_recursive; # just to be sure
2744	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
2745	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2746		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
2747	1;	2852	1
2748	}) {	2853	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "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. "
2751	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2858
2754	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2755	$self->leave_link;	2860	$self->leave_link;
2756	}	2861	}
2757	})->prio (1);	2862	})->prio (1);
2758	}	2863	}
2759		2864
…		…
2771	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2773		2878
2774	utf8::encode $text;	2879	utf8::encode $text;
2775	$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);
2776	}	2906	}
2777		2907
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2909
2780	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
…		…
2784		2914
2785	=cut	2915	=cut
2786		2916
2787	# non-persistent channels (usually the info channel)	2917	# non-persistent channels (usually the info channel)
2788	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	},
2789	"c/identify" => {	2925	"c/identify" => {
2790	id => "infobox",	2926	id => "infobox",
2791	title => "Identify",	2927	title => "Identify",
2792	reply => undef,	2928	reply => undef,
2793	tooltip => "Items recently identified",	2929	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2931	"c/examine" => {
2796	id => "infobox",	2932	id => "infobox",
2797	title => "Examine",	2933	title => "Examine",
2798	reply => undef,	2934	reply => undef,
2799	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",
2800	},	2942	},
2801	"c/book" => {	2943	"c/book" => {
2802	id => "infobox",	2944	id => "infobox",
2803	title => "Book",	2945	title => "Book",
2804	reply => undef,	2946	reply => undef,
…		…
2820	id => "infobox",	2962	id => "infobox",
2821	title => "Body Parts",	2963	title => "Body Parts",
2822	reply => undef,	2964	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2965	tooltip => "Shows which body parts you posess and are available",
2824	},	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	},
2825	"c/uptime" => {	3003	"c/uptime" => {
2826	id => "infobox",	3004	id => "infobox",
2827	title => "Uptime",	3005	title => "Uptime",
2828	reply => undef,	3006	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	3007	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	3010	id => "infobox",
2833	title => "Map Info",	3011	title => "Map Info",
2834	reply => undef,	3012	reply => undef,
2835	tooltip => "Information related to the maps",	3013	tooltip => "Information related to the maps",
2836	},	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" => $CHAT_CHANNEL,
2837	);	3029	);
2838		3030
2839	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3033
2842	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2843		3036
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3038
2846	# check predefined channels, for the benefit of C	3039	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3040	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3041	$channel = $CHANNEL{$channel};
2849		3042
2850	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3044	$channel = $channel->{id};
2854		3045
2855	} elsif (ref $channel) {	3046	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3050	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3051	}
2862		3052
2863	$channel = $channel->{id};	3053	$channel = $channel->{id};
2864	}	3054	}
2865		3055
2866	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2867		3057
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3058	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2872		3061
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3065	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3066
2887	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3068	}
2901		3069
2902	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2903		3071
2904	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2907		3075
2908	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2910		3078
2911	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3084	}
2917	}	3085	}
2918		3086
2919	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2920		3088
…		…
2924		3092
2925	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2927		3095
2928	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3099	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3102	}
2935	}	3103	}
2936		3104
2937	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2938		3106
…		…
3009		3177
3010	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
3011	if $reply;	3179	if $reply;
3012		3180
3013	} else {	3181	} else {
3014	warn "client " . ($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";
3015	}	3183	}
3016		3184
3017	cf::override;	3185	cf::override;
3018	},	3186	},
3019	);	3187	);
…		…
3039		3207
3040	$coro	3208	$coro
3041	}	3209	}
3042		3210
3043	cf::client->attach (	3211	cf::client->attach (
3044	on_destroy => sub {	3212	on_client_destroy => sub {
3045	my ($ns) = @_;	3213	my ($ns) = @_;
3046		3214
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3216	},
3049	);	3217	);
…		…
3065	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
3066		3234
3067	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
3068		3236
3069	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
3072	sort time	3240	sort time
3073	));	3241	));
3074		3242
3075	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
3078		3246
3079	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
3080		3248
3081	cf::object	3249	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3250	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
3084		3253
3085	cf::object::player	3254	cf::object::player
3086	player	3255	player
3087		3256
3088	cf::player	3257	cf::player
…		…
3093		3262
3094	=cut	3263	=cut
3095		3264
3096	for (	3265	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3268	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
3103	) {	3272	) {
3104	no strict 'refs';	3273	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3124		3293
3125	my $qcode = $code;	3294	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
3128		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
3129	local $_;	3301	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3302
3132	my $eval =	3303	my $eval =
3133	"do {\n"	3304	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3307	. $code
3137	. "\n}"	3308	. "\n}"
3138	;	3309	;
3139		3310
		3311	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
3143		3320
3144	if ($@) {	3321	if ($@) {
3145	warn "$@";	3322	warn "$@",
3146	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
3148	}	3325	}
3149		3326
3150	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
3151	}	3328	}
3152		3329
…		…
3166	=cut	3343	=cut
3167		3344
3168	sub register_script_function {	3345	sub register_script_function {
3169	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
3170		3347
3171	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
3173	}	3350	}
3174		3351
3175	=back	3352	=back
3176		3353
3177	=cut	3354	=cut
…		…
3186	# for this (global event?)	3363	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3365
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3367
3191	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
3192		3369
3193	my $facedata;	3370	my $facedata;
3194	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
3195	or die "$path: $!";	3372	or die "$path: $!";
3196		3373
…		…
3198		3375
3199	$facedata->{version} == 2	3376	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3378
3202	# 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]);
3203	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3382	type => FT_RSRC,
3205	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),
3206	};	3385	};
3207	cf::cede_to_tick;	3386	cf::cede_to_tick;
3208		3387
3209	{	3388	{
3210	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3393
3215	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3398
3220	cf::cede_to_tick;	3399	cf::cede_to_tick;
3221	}	3400	}
3222		3401
3223	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
…		…
3228		3407
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3411	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3413	}
3235		3414
3236	cf::cede_to_tick;	3415	cf::cede_to_tick;
3237	}	3416	}
3238	}	3417	}
…		…
3247		3426
3248	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
3249	}	3428	}
3250		3429
3251	{	3430	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
3255		3432
3256	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3434	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3436
3261	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3438	cf::face::set_type $idx, $info->{type};
3276	} else {	3439	} else {
3277	$RESOURCE{$name} = $info;	3440	$RESOURCE{$name} = $info; # unused
3278	}	3441	}
3279		3442
3280	cf::cede_to_tick;	3443	cf::cede_to_tick;
3281	}	3444	}
3282	}	3445	}
3283		3446
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3448
3286	1	3449	1
3287	}	3450	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3451
3309	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3453	my ($ns, $want) = @_;
3311		3454
3312	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
3314	}	3457	}
3315	};	3458	};
		3459
		3460	sub load_resource_file($) {
		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	$status
		3468	}
3316		3469
3317	sub reload_regions {	3470	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3471	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3472	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3473	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3334	}	3487	}
3335		3488
3336	sub reload_archetypes {	3489	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3492	}
3345		3493
3346	sub reload_treasures {	3494	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
3349	}	3497	}
3350		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
3351	sub reload_resources {	3522	sub reload_resources {
3352	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
3353		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
3354	reload_regions;	3528	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3529	reload_treasures;
3359		3530
3360	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3361	}
3362
3363	sub init {
3364	reload_resources;
3365	}	3532	}
3366		3533
3367	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3369	or return;	3538	or return;
3370		3539
3371	local $/;	3540	local $/;
3372	*CFG = YAML::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3373		3542
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3375		3544
3376	$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};
3377	$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};
3378		3547
3379	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3381	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3382	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3383	};	3552	};
3384	warn $@ if $@;	3553	warn $@ if $@;
3385	}	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;
3386	}	3585	}
3387		3586
3388	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
3389	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3391	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#
3392	(async {	3600	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3602	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3396	};	3604	};
3397		3605
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3606	evthread_start IO::AIO::poll_fileno;
3404	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;
3405	}	3644	}
3406		3645
3407	#############################################################################	3646	#############################################################################
3408	# initialisation and cleanup	3647	# initialisation and cleanup
3409		3648
3410	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3411	BEGIN {	3650	BEGIN {
3412	our %SIGWATCHER = ();	3651	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3416	};	3655	};
3417	}	3656	}
3418	}	3657	}
3419		3658
3420	sub write_runtime_sync {	3659	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3422		3661
3423	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3425		3664
3426	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3666
3428	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3429		3668
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3670	or return;
3432		3671
3433	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3446		3685
3447	close $fh	3686	close $fh
3448	or return;	3687	or return;
3449		3688
3450	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3690	and return;
3452		3691
3453	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3693
3455	1	3694	1
3456	}	3695	}
3457		3696
3458	our $uuid_lock;	3697	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3706	my $uuid = "$LOCALDIR/uuid";
3468		3707
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3709	or return;
3471		3710
3472	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;
3473	$uuid_skip = 0;	3719	$uuid_skip = 0;
3474		3720
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3722	and return;
3477		3723
…		…
3483	or return;	3729	or return;
3484		3730
3485	aio_rename "$uuid~", $uuid	3731	aio_rename "$uuid~", $uuid
3486	and return;	3732	and return;
3487		3733
3488	warn "uuid file written ($value).\n";	3734	trace "uuid file written ($value).\n";
3489		3735
3490	1	3736	1
3491		3737
3492	}	3738	}
3493		3739
…		…
3499	}	3745	}
3500		3746
3501	sub emergency_save() {	3747	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3503		3749
3504	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3505		3751
3506	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
3507	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3764	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3766	$pl->save;
3516	}	3767	}
3517	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3518		3769
3519	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3773	$map->valid or next;
3523	$map->save;	3774	$map->save;
3524	}	3775	}
3525	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3526		3777
3527	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
3530		3781
3531	warn "begin write uuid\n";	3782	info "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3783	write_uuid_sync 1;
3533	warn "end write uuid\n";	3784	info "emergency_perl_save: end write uuid\n";
3534	};	3785	};
3535		3786
3536	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";
3537	}	3793	}
3538		3794
3539	sub post_cleanup {	3795	sub post_cleanup {
3540	my ($make_core) = @_;	3796	my ($make_core) = @_;
3541		3797
3542	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3543	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	}
3544	}	3828	}
3545		3829
3546	sub do_reload_perl() {	3830	sub do_reload_perl() {
3547	# can/must only be called in main	3831	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3549	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3550	return;	3834	return;
3551	}	3835	}
3552		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3553	warn "reloading...";	3842	info "reloading...";
3554		3843
3555	warn "entering sync_job";	3844	trace "entering sync_job";
3556		3845
3557	cf::sync_job {	3846	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3848	cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3561		3850
3562	warn "syncing database to disk";	3851	trace "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3564		3853
3565	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3566		3855
3567	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3573	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();
3581
3582	warn "removing commands";
3583	%COMMAND = ();
3584
3585	warn "removing ext/exti commands";
3586	%EXTCMD = ();
3587	%EXTICMD = ();
3588
3589	warn "unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";
3592
3593	if (my $cb = $pkg->can ("unload")) {
3594	eval {
3595	$cb->($pkg);
3596	1
3597	} or warn "$pkg unloaded, but with errors: $@";
3598	}	3859	}
3599		3860
3600	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3601	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3602	}	3863	%EXT_CORO = ();
3603		3864
3604	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3605	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3608	warn "... unloading $k";	3874	trace "... unloading $pkg";
3609	delete $INC{$k};
3610		3875
3611	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;
3613
3614	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3615	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3616	}	3885	}
3617		3886
3618	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 $k;
3619	}	3902	}
3620		3903
3621	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3623	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);
3624		3907
3625	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		3911
3629	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3630	# and global variables created in xs	3913	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3632		3915
3633	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3634		3917
3635	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3636	require cf;	3919	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3638		3921
3639	warn "loading config and database again";	3922	trace "loading config and database again";
3640	cf::reload_config;	3923	cf::reload_config;
3641		3924
3642	warn "loading extensions";	3925	trace "loading extensions";
3643	cf::load_extensions;	3926	cf::load_extensions;
3644		3927
		3928	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3648	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3651		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3652	warn "leaving sync_job";	3940	trace "leaving sync_job";
3653		3941
3654	1	3942	1
3655	} or do {	3943	} or do {
3656	warn $@;	3944	error $@;
3657	cf::cleanup "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
		3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3658	};	3950	}
3659		3951
3660	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3661	};	3954	};
3662		3955
3663	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3664		3957
3665	sub reload_perl() {	3958	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3668		3961
		3962	$RELOAD_WATCHER ||= cf::async {
		3963	Coro::AIO::aio_wait cache_extensions;
		3964
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	3966	do_reload_perl;
3671	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
		3968	};
3672	};	3969	};
3673	}	3970	}
3674		3971
3675	register_command "reload" => sub {	3972	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
…		…
3690		3987
3691	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3693		3990
3694	sub wait_for_tick {	3991	sub wait_for_tick {
3695	return if tick_inhibit;
3696	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3697		3993
3698	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3699	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;	3996	$signal->wait;
3701	}	3997	}
3702		3998
3703	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3704	return if tick_inhibit;
3705	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		4001
3707	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	4004	$signal->wait;
3710	}	4005	}
…		…
3716	return;	4011	return;
3717	}	4012	}
3718		4013
3719	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3720		4015
		4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4017
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$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.;
3723	Coro::async_pool {	4020	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	4021	$Coro::current->{desc} = "runtime saver";
3725	write_runtime_sync	4022	write_runtime_sync
3726	or warn "ERROR: unable to write runtime file: $!";	4023	or error "ERROR: unable to write runtime file: $!";
3727	};	4024	};
3728	}	4025	}
3729		4026
3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3731	$sig->send;	4028	$sig->send;
…		…
3739		4036
3740	if (0) {	4037	if (0) {
3741	if ($NEXT_TICK) {	4038	if ($NEXT_TICK) {
3742	my $jitter = $TICK_START - $NEXT_TICK;	4039	my $jitter = $TICK_START - $NEXT_TICK;
3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3744	warn "jitter $JITTER\n";#d#	4041	debug "jitter $JITTER\n";#d#
3745	}	4042	}
3746	}	4043	}
3747	}	4044	}
3748		4045
3749	{	4046	{
3750	# configure BDB	4047	# configure BDB
3751		4048
3752	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	4050	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	4051	$AnyEvent::BDB::WATCHER->priority (1);
3755		4052
3756	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| 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;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		4060
3763	cf::sync_job {	4061	cf::sync_job {
3764	eval {	4062	eval {
…		…
3790	{	4088	{
3791	# configure IO::AIO	4089	# configure IO::AIO
3792		4090
3793	IO::AIO::min_parallel 8;	4091	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4092	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4093	undef $AnyEvent::AIO::WATCHER;
3796	}	4094	}
3797		4095
3798	my $_log_backtrace;	4096	my $_log_backtrace;
3799		4097
3800	sub _log_backtrace {	4098	sub _log_backtrace {
…		…
3803	$msg =~ s/\n//;	4101	$msg =~ s/\n//;
3804		4102
3805	# limit the # of concurrent backtraces	4103	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4104	if ($_log_backtrace < 2) {
3807	++$_log_backtrace;	4105	++$_log_backtrace;
		4106	my $perl_bt = Carp::longmess $msg;
3808	async {	4107	async {
3809	$Coro::current->{desc} = "abt $msg";	4108	$Coro::current->{desc} = "abt $msg";
3810		4109
3811	my @bt = fork_call {	4110	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4111	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4122	}
3824		4123
3825	@funcs	4124	@funcs
3826	};	4125	};
3827		4126
3828	LOG llevInfo, "[ABT] $msg\n";	4127	LOG llevInfo, "[ABT] $perl_bt\n";
		4128	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4129	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4130	--$_log_backtrace;
3831	};	4131	};
3832	} else {	4132	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4133	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4134	LOG llevInfo, "[ABT] [suppressed]\n";
3835	}	4135	}
3836	}	4136	}
3837		4137
3838	# load additional modules	4138	# load additional modules
3839	use cf::pod;	4139	require "cf/$_.pm" for @EXTRA_MODULES;
		4140	cf::_connect_to_perl_2;
3840		4141
3841	END { cf::emergency_save }	4142	END { cf::emergency_save }
3842		4143
3843	1	4144	1
3844		4145

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