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Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC vs.
Revision 1.510 by root, Tue Apr 6 22:59:28 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;
93		112
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	115	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		117
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	121	our $DB_ENV;
105		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
106	our %CFG;	125	our %CFG;
107		126
108	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	128	our $RUNTIME;
110	our $NOW;	129	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	140	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
123		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
		147
124	binmode STDOUT;	148	binmode STDOUT;
125	binmode STDERR;	149	binmode STDERR;
126		150
127	# read virtual server time, if available	151	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
132	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
133		159
134	mkdir $_	160	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		162
137	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
138		164
139	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		177
141	#############################################################################	178	#############################################################################
142		179
143	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
144		181
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	228	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.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		230
194	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
195		232
196	This array contains the results of the last C<invoke ()> call. When	233	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	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	235	that call.
199		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
200	=back	243	=back
201		244
202	=cut	245	=cut
203		246
204	BEGIN {	247	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	248	my $msg = join "", @_;
207		249
208	$msg .= "\n"	250	$msg .= "\n"
209	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
210		252
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		254
213	LOG llevError, $msg;	255	LOG llevError, $msg;
214	};	256	};
215	}
216		257
217	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
219		262
220	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	265	return;#d#
223	}#d#	266	}#d#
224		267
225	# kill coroutine otherwise	268	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	269	Coro::terminate
228	};	270	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		271
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	282	for my $pkg (qw(
243	cf::global cf::attachable	283	cf::global cf::attachable
244	cf::object cf::object::player	284	cf::object cf::object::player
245	cf::client cf::player	285	cf::client cf::player
246	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
247	cf::map cf::party cf::region	288	cf::party cf::region
248	)) {	289	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	291	}
252		292
253	$EV::DIED = sub {	293	$EV::DIED = sub {
254	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
255	};	295	};
256		296
257	#############################################################################	297	#############################################################################
258		298
259	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		337
298	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
300		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
301	=item cf::lock_wait $string	355	=item cf::lock_wait $string
302		356
303	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
304		358
305	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
306		360
307	Wait until the given lock is available and then acquires it and returns	361	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,	362	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	363	for example when the coroutine gets canceled), the lock is automatically
310	returned.	364	returned.
311		365
312	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	367	deadlocked coro.
…		…
319		373
320	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
321		375
322	=cut	376	=cut
323		377
324	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		379
327	sub lock_wait($) {	380	sub lock_wait($) {
328	my ($key) = @_;	381	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	382	}
341		383
342	sub lock_acquire($) {	384	sub lock_acquire($) {
343	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
357		387
358	sub lock_active($) {	388	sub lock_active($) {
359	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	390	}
363		391
364	sub freeze_mainloop {	392	sub freeze_mainloop {
365	tick_inhibit_inc;	393	tick_inhibit_inc;
366		394
367	Coro::guard \&tick_inhibit_dec;	395	&Guard::guard (\&tick_inhibit_dec);
368	}	396	}
369		397
370	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
371		399
372	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
395		423
396	=cut	424	=cut
397		425
398	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
400		429
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
404		433
405	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
406		436
407	while () {	437	while () {
408	next_job:	438	next_job:
		439
409	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	441
411	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	446	$job->[2]->send;
415	Coro::cede;	447	Coro::cede;
416	goto next_job;	448	goto next_job;
417	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	451	}
419	}	452	}
420		453
421	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	457	$signal->wait;
425	} else {	458	} else {
		459	$busy = 0;
426	Coro::schedule;	460	Coro::schedule;
427	}	461	}
428	}	462	}
429	};	463	};
430		464
431	sub get_slot($;$$) {	465	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	466	return if tick_inhibit || $Coro::current == $Coro::main;
433		467
434	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
435		469
436	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
437	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
438		473
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
724		759
725	#############################################################################	760	#############################################################################
726		761
727	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
728		763
729	Many objects in crossfire are so-called attachable objects. That means you can	764	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")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
732		767
733	In the following description, CLASS can be any of C<global>, C<object>	768	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	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
785		820
786	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
788		823
789	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
791		826
792	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
793		828
794	=over 4	829	=over 4
…		…
1085		1120
1086	sub reattach {	1121	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1123	my ($obj) = @_;
1089		1124
		1125	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1127
1092	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1093		1129
1094	@$registry = ();	1130	@$registry = ();
1095		1131
…		…
1143	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1144		1180
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1182	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1149	aio_close $fh;	1188	aio_close $fh;
1150		1189
1151	if (@$objs) {	1190	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1192	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1157	aio_close $fh;	1199	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1201	}
1160	} else {	1202	} else {
1161	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1162	}	1204	}
1163		1205
1164	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1210	} else {
1166	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1167	}	1212	}
1168	} else {	1213	} else {
1169	aio_unlink $filename;	1214	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1171	}	1216	}
…		…
1262	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1263		1308
1264	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1265	}	1310	}
1266		1311
		1312	use File::Glob ();
		1313
1267	cf::player->attach (	1314	cf::player->attach (
1268	on_command => sub {	1315	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1270		1317
1271	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1272	or return;	1319	or return;
1273		1320
…		…
1303		1350
1304	cf::override;	1351	cf::override;
1305	},	1352	},
1306	);	1353	);
1307		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1308	sub load_extensions {	1368	sub load_extensions {
1309	cf::sync_job {	1369	cf::sync_job {
1310	my %todo;	1370	my %todo;
1311		1371
1312	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1391
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1394
1335	$ext{source} =	1395	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1338	. $source	1398	. $source
1339	. "\n};\n1";	1399	. "\n};\n1";
1340		1400
1341	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1342	}	1402	}
1343		1403
		1404	my $pass = 0;
1344	my %done;	1405	my %done;
1345	while (%todo) {	1406	while (%todo) {
1346	my $progress;	1407	my $progress;
1347		1408
		1409	++$pass;
		1410
		1411	ext:
1348	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1414	next ext
1351	unless exists $done{$_};	1415	unless exists $done{$_};
1352	}	1416	}
1353		1417
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1419
1356	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1424
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1426	if exists $v->{meta}{mandatory};
1364		1427	} else {
1365	warn $msg;	1428	$done{$k} = delete $todo{$k};
		1429	push @EXTS, $v->{pkg};
		1430	$progress = 1;
		1431
		1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1366	}	1434	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1435	}
1372		1436
1373	skip:	1437	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1376	}	1445	}
1377	};	1446	};
1378	}	1447	}
1379		1448
1380	#############################################################################	1449	#############################################################################
1381		1450
1382	=back	1451	=back
1383		1452
1384	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1385		1454
1386	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1387		1456
1388	=cut	1457	=cut
1389		1458
1390	package cf::player;	1459	package cf::player;
1391		1460
…		…
1434		1503
1435	sub exists($) {	1504	sub exists($) {
1436	my ($login) = @_;	1505	my ($login) = @_;
1437		1506
1438	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1440	}	1509	}
1441		1510
1442	sub find($) {	1511	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1513	my $login = $_[0];
…		…
1519	my ($pl) = @_;	1588	my ($pl) = @_;
1520		1589
1521	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1522		1591
1523	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1594
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1530		1601
1531	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1613	}	1684	}
1614		1685
1615	\@paths	1686	\@paths
1616	}	1687	}
1617		1688
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1690
1620	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1692
1711	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1712		1694
1713	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1714		1696
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1770
1789	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1772	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1927		1909
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1930	}	1912	}
1931		1913
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1914	sub decay_objects {
1942	my ($self) = @_;	1915	my ($self) = @_;
1943		1916
1944	return if $self->{deny_reset};	1917	return if $self->{deny_reset};
1945		1918
…		…
2027	sub find {	2000	sub find {
2028	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
2029		2002
2030	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
2031		2004
2032	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2007
2035	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
2040	or return;	2010	or return;
2041		2011
2042	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
2043		2013
…		…
2045	or return;	2015	or return;
2046		2016
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
2050	undef $guard1;	2021	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2022	$map->reset;
2053	return find $path;	2023	return find $path;
2054	}	2024	}
2055		2025
2056	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2057	}	2027	}
2058	}	2028	}
2059		2029
2060	sub pre_load { }	2030	sub pre_load { }
2061	sub post_load { }	2031	#sub post_load { } # XS
2062		2032
2063	sub load {	2033	sub load {
2064	my ($self) = @_;	2034	my ($self) = @_;
2065		2035
2066	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2054	$f->skip_block;
2085	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2086	or return;	2056	or return;
2087		2057
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2089	if delete $self->{load_original};	2059	if delete $self->{load_original};
2090		2060
2091	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2062	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2082	$self->decay_objects;
2113	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2114	$self->update_buttons;	2084	$self->update_buttons;
2115	cf::cede_to_tick;	2085	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2086	$self->activate;
2119	}	2087	}
2120		2088
2121	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2093	}
2126		2094
2127	$self->post_load;	2095	$self->post_load;
2128	}	2096	}
2129		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2101	sub customise_for {
2131	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
2132		2103
2133	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2105	if $self->per_player;
…		…
2288		2259
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290		2261
2291	return if $self->players;	2262	return if $self->players;
2292		2263
2293	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2294		2265
2295	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2296		2267
2297	# need to save uniques path	2268	# need to save uniques path
2298	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2389	: normalise $_	2360	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2362	]
2392	}	2363	}
2393		2364
		2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
		2396
2394	=back	2397	=back
2395		2398
2396	=head3 cf::object	2399	=head3 cf::object
2397		2400
2398	=cut	2401	=cut
…		…
2463		2466
2464	our $SAY_CHANNEL = {	2467	our $SAY_CHANNEL = {
2465	id => "say",	2468	id => "say",
2466	title => "Map",	2469	title => "Map",
2467	reply => "say ",	2470	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2472	};
2470		2473
2471	our $CHAT_CHANNEL = {	2474	our $CHAT_CHANNEL = {
2472	id => "chat",	2475	id => "chat",
2473	title => "Chat",	2476	title => "Chat",
…		…
2528		2531
2529	=item $player_object->enter_link	2532	=item $player_object->enter_link
2530		2533
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2535
2533	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2535		2540
2536	Will never block.	2541	Will never block.
2537		2542
2538	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2539		2544
…		…
2591	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2593		2598
2594	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2597		2602
2598	$map->load;	2603	$map->load;
2599	$map->load_neighbours;	2604	$map->load_neighbours;
2600		2605
2601	return unless $self->contr->active;	2606	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2607
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2606	}	2613	}
2607		2614
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2609		2616
2610	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2621	be called at the end of this process.
		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
2615		2625
2616	=cut	2626	=cut
2617		2627
2618	our $GOTOGEN;	2628	our $GOTOGEN;
2619		2629
…		…
2698	}	2708	}
2699		2709
2700	sub prepare_random_map {	2710	sub prepare_random_map {
2701	my ($exit) = @_;	2711	my ($exit) = @_;
2702		2712
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2715	# that depends on the exit object
2708		2716
2709	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2719	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2716	}	2726	}
2717		2727
2718	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2719		2729
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2736	undef $fh;
2727	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2728		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2731	}	2745	}
2732	}	2746	}
2733		2747
2734	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2736		2750
2737	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2738		2752
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2753	$self->enter_link;
2751		2754
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2755	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2756	$Coro::current->{desc} = "enter_exit";
2758		2757
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2761	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2762		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2763	1;	2779	1
2764	}) {	2780	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2785
2770	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2787	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2789		2805
2790	utf8::encode $text;	2806	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2792	}	2833	}
2793		2834
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2836
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2841
2801	=cut	2842	=cut
2802		2843
2803	# non-persistent channels (usually the info channel)	2844	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
2805	"c/identify" => {	2852	"c/identify" => {
2806	id => "infobox",	2853	id => "infobox",
2807	title => "Identify",	2854	title => "Identify",
2808	reply => undef,	2855	reply => undef,
2809	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	2858	"c/examine" => {
2812	id => "infobox",	2859	id => "infobox",
2813	title => "Examine",	2860	title => "Examine",
2814	reply => undef,	2861	reply => undef,
2815	tooltip => "Signs and other items you examined",	2862	tooltip => "Signs and other items you examined",
		2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
2816	},	2869	},
2817	"c/book" => {	2870	"c/book" => {
2818	id => "infobox",	2871	id => "infobox",
2819	title => "Book",	2872	title => "Book",
2820	reply => undef,	2873	reply => undef,
…		…
2836	id => "infobox",	2889	id => "infobox",
2837	title => "Body Parts",	2890	title => "Body Parts",
2838	reply => undef,	2891	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	2892	tooltip => "Shows which body parts you posess and are available",
2840	},	2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
2841	"c/uptime" => {	2930	"c/uptime" => {
2842	id => "infobox",	2931	id => "infobox",
2843	title => "Uptime",	2932	title => "Uptime",
2844	reply => undef,	2933	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	2934	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	2943	id => "party",
2855	title => "Party",	2944	title => "Party",
2856	reply => "gsay ",	2945	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	2946	tooltip => "Messages and chat related to your party",
2858	},	2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
2859	);	2956	);
2860		2957
2861	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2863		2960
2864	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2865		2963
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		2965
2868	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	2967	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	2968	$channel = $CHANNEL{$channel};
2871		2969
2872	$self->ext_msg (channel_info => $channel)	2970	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	2971	$channel = $channel->{id};
2876		2972
2877	} elsif (ref $channel) {	2973	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	2978	}
2884		2979
2885	$channel = $channel->{id};	2980	$channel = $channel->{id};
2886	}	2981	}
2887		2982
2888	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2889		2984
2890	if ($self->can_msg) {
2891	# default colour, mask it out	2985	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2894		2988
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	2992	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		2993
2909	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	2995	}
2923		2996
2924	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2925		2998
2926	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2929		3002
2930	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2932		3005
2933	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3011	}
2939	}	3012	}
2940		3013
2941	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2942		3015
…		…
2946		3019
2947	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2949		3022
2950	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3026	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3029	}
2957	}	3030	}
2958		3031
2959	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2960		3033
…		…
3061		3134
3062	$coro	3135	$coro
3063	}	3136	}
3064		3137
3065	cf::client->attach (	3138	cf::client->attach (
3066	on_destroy => sub {	3139	on_client_destroy => sub {
3067	my ($ns) = @_;	3140	my ($ns) = @_;
3068		3141
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3142	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3143	},
3071	);	3144	);
…		…
3087	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
3088		3161
3089	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
3090		3163
3091	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
3094	sort time	3167	sort time
3095	));	3168	));
3096		3169
3097	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
3102		3175
3103	cf::object	3176	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3177	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3178	insert remove name archname title slaying race decrease split
		3179	value
3106		3180
3107	cf::object::player	3181	cf::object::player
3108	player	3182	player
3109		3183
3110	cf::player	3184	cf::player
…		…
3115		3189
3116	=cut	3190	=cut
3117		3191
3118	for (	3192	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3195	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
3125	) {	3199	) {
3126	no strict 'refs';	3200	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3146		3220
3147	my $qcode = $code;	3221	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
3150		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
3151	local $_;	3228	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3229
3154	my $eval =	3230	my $eval =
3155	"do {\n"	3231	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3234	. $code
3159	. "\n}"	3235	. "\n}"
3160	;	3236	;
3161		3237
		3238	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
3165		3247
3166	if ($@) {	3248	if ($@) {
3167	warn "$@";	3249	warn "$@";
3168	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
3169	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3188	=cut	3270	=cut
3189		3271
3190	sub register_script_function {	3272	sub register_script_function {
3191	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
3192		3274
3193	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
3195	}	3277	}
3196		3278
3197	=back	3279	=back
3198		3280
3199	=cut	3281	=cut
…		…
3220		3302
3221	$facedata->{version} == 2	3303	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3305
3224	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3309	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
3228	};	3312	};
3229	cf::cede_to_tick;	3313	cf::cede_to_tick;
3230		3314
3231	{	3315	{
3232	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3320
3237	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3241		3325
3242	cf::cede_to_tick;	3326	cf::cede_to_tick;
3243	}	3327	}
3244		3328
3245	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
…		…
3269		3353
3270	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3271	}	3355	}
3272		3356
3273	{	3357	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3277		3359
3278	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3361	if (defined $info->{type}) {
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3363
3283	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3365	cf::face::set_type $idx, $info->{type};
3298	} else {	3366	} else {
3299	$RESOURCE{$name} = $info;	3367	$RESOURCE{$name} = $info;
3300	}	3368	}
3301		3369
…		…
3384	reload_treasures;	3452	reload_treasures;
3385		3453
3386	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3387	}	3455	}
3388		3456
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}
3394
3395	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3397	or return;	3461	or return;
3398		3462
3399	local $/;	3463	local $/;
3400	*CFG = YAML::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3401		3465
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3403		3467
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3410	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3411	};	3475	};
3412	warn $@ if $@;	3476	warn $@ if $@;
3413	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3508	}
3415		3509
3416	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3417	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3528	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3530	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3424	};	3532	};
3425		3533
3426	{	3534	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
3428	reload_config;	3541	reload_config;
3429	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_skills;
		3547
		3548	cf::init_beforeplay;
		3549
		3550	atomic;
		3551
3430	load_extensions;	3552	load_extensions;
3431		3553
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3554	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3555
		3556	# no (long-running) fork's whatsoever before this point(!)
		3557	use POSIX ();
		3558	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3559
		3560	(pop @POST_INIT)->(0) while @POST_INIT;
3434	}	3561	};
3435		3562
3436	EV::loop;	3563	main_loop;
3437	}	3564	}
3438		3565
3439	#############################################################################	3566	#############################################################################
3440	# initialisation and cleanup	3567	# initialisation and cleanup
3441		3568
…		…
3448	};	3575	};
3449	}	3576	}
3450	}	3577	}
3451		3578
3452	sub write_runtime_sync {	3579	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3580	my $t0 = EV::time;
3454		3581
3455	# first touch the runtime file to show we are still running:	3582	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3583	# the fsync below can take a very very long time.
3457		3584
3458	IO::AIO::aio_utime $runtime, undef, undef;	3585	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3586
3460	my $guard = cf::lock_acquire "write_runtime";	3587	my $guard = cf::lock_acquire "write_runtime";
3461		3588
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3589	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3590	or return;
3464		3591
3465	my $value = $cf::RUNTIME + 90 + 10;	3592	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3593	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3594	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3604	aio_utime $fh, undef, undef;
3478		3605
3479	close $fh	3606	close $fh
3480	or return;	3607	or return;
3481		3608
3482	aio_rename "$runtime~", $runtime	3609	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3610	and return;
3484		3611
3485	warn "runtime file written.\n";	3612	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3486		3613
3487	1	3614	1
3488	}	3615	}
3489		3616
3490	our $uuid_lock;	3617	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3626	my $uuid = "$LOCALDIR/uuid";
3500		3627
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3628	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3629	or return;
3503		3630
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3631	my $value = uuid_seq uuid_cur;
		3632
		3633	unless ($value) {
		3634	warn "cowardly refusing to write zero uuid value!\n";
		3635	return;
		3636	}
		3637
		3638	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3639	$uuid_skip = 0;
3506		3640
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3641	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3642	and return;
3509		3643
…		…
3531	}	3665	}
3532		3666
3533	sub emergency_save() {	3667	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3668	my $freeze_guard = cf::freeze_mainloop;
3535		3669
3536	warn "enter emergency perl save\n";	3670	warn "emergency_perl_save: enter\n";
3537		3671
3538	cf::sync_job {	3672	cf::sync_job {
		3673	# this is a trade-off: we want to be very quick here, so
		3674	# save all maps without fsync, and later call a global sync
		3675	# (which in turn might be very very slow)
		3676	local $USE_FSYNC = 0;
		3677
3539	# use a peculiar iteration method to avoid tripping on perl	3678	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3679	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3680	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3681	warn "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3682	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3683	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3684	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3685	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3686	$pl->save;
3548	}	3687	}
3549	warn "end emergency player save\n";	3688	warn "emergency_perl_save: end player save\n";
3550		3689
3551	warn "begin emergency map save\n";	3690	warn "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3691	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3692	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3693	$map->valid or next;
3555	$map->save;	3694	$map->save;
3556	}	3695	}
3557	warn "end emergency map save\n";	3696	warn "emergency_perl_save: end map save\n";
3558		3697
3559	warn "begin emergency database checkpoint\n";	3698	warn "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3699	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3700	warn "emergency_perl_save: end database checkpoint\n";
3562		3701
3563	warn "begin write uuid\n";	3702	warn "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3703	write_uuid_sync 1;
3565	warn "end write uuid\n";	3704	warn "emergency_perl_save: end write uuid\n";
3566	};	3705	};
3567		3706
		3707	warn "emergency_perl_save: starting sync()\n";
		3708	IO::AIO::aio_sync sub {
		3709	warn "emergency_perl_save: finished sync()\n";
		3710	};
		3711
3568	warn "leave emergency perl save\n";	3712	warn "emergency_perl_save: leave\n";
3569	}	3713	}
3570		3714
3571	sub post_cleanup {	3715	sub post_cleanup {
3572	my ($make_core) = @_;	3716	my ($make_core) = @_;
3573		3717
3574	warn Carp::longmess "post_cleanup backtrace"	3718	warn Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3719	if $make_core;
		3720
		3721	my $fh = pidfile;
		3722	unlink $PIDFILE if <$fh> == $$;
		3723	}
		3724
		3725	# a safer delete_package, copied from Symbol
		3726	sub clear_package($) {
		3727	my $pkg = shift;
		3728
		3729	# expand to full symbol table name if needed
		3730	unless ($pkg =~ /^main::.*::$/) {
		3731	$pkg = "main$pkg" if $pkg =~ /^::/;
		3732	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3733	$pkg .= '::' unless $pkg =~ /::$/;
		3734	}
		3735
		3736	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3737	my $stem_symtab = *{$stem}{HASH};
		3738
		3739	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3740	or return;
		3741
		3742	# clear all symbols
		3743	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3744	for my $name (keys %$leaf_symtab) {
		3745	_gv_clear *{"$pkg$name"};
		3746	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3747	}
		3748	warn "cleared package $pkg\n";#d#
3576	}	3749	}
3577		3750
3578	sub do_reload_perl() {	3751	sub do_reload_perl() {
3579	# can/must only be called in main	3752	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3581	warn "can only reload from main coroutine";	3754	warn "can only reload from main coroutine";
3582	return;	3755	return;
3583	}	3756	}
3584		3757
		3758	return if $RELOAD++;
		3759
		3760	my $t1 = EV::time;
		3761
		3762	while ($RELOAD) {
3585	warn "reloading...";	3763	warn "reloading...";
3586		3764
3587	warn "entering sync_job";	3765	warn "entering sync_job";
3588		3766
3589	cf::sync_job {	3767	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3769	cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark	3770	cf::write_runtime_sync; # external watchdog should not bark
3593		3771
3594	warn "syncing database to disk";	3772	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;	3773	BDB::db_env_txn_checkpoint $DB_ENV;
3596		3774
3597	# if anything goes wrong in here, we should simply crash as we already saved	3775	# if anything goes wrong in here, we should simply crash as we already saved
3598		3776
3599	warn "flushing outstanding aio requests";	3777	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;	3778	while (IO::AIO::nreqs || BDB::nreqs) {
3605	warn "iterate...";	3779	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();
3613
3614	warn "removing commands";
3615	%COMMAND = ();
3616
3617	warn "removing ext/exti commands";
3618	%EXTCMD = ();
3619	%EXTICMD = ();
3620
3621	warn "unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";
3624
3625	if (my $cb = $pkg->can ("unload")) {
3626	eval {
3627	$cb->($pkg);
3628	1
3629	} or warn "$pkg unloaded, but with errors: $@";
3630	}	3780	}
3631		3781
3632	warn "... nuking $pkg";	3782	warn "cancelling all extension coros";
3633	Symbol::delete_package $pkg;	3783	$_->cancel for values %EXT_CORO;
3634	}	3784	%EXT_CORO = ();
3635		3785
3636	warn "unloading all perl modules loaded from $LIBDIR";	3786	warn "removing commands";
3637	while (my ($k, $v) = each %INC) {	3787	%COMMAND = ();
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3788
		3789	warn "removing ext/exti commands";
		3790	%EXTCMD = ();
		3791	%EXTICMD = ();
		3792
		3793	warn "unloading/nuking all extensions";
		3794	for my $pkg (@EXTS) {
3640	warn "... unloading $k";	3795	warn "... unloading $pkg";
3641	delete $INC{$k};
3642		3796
3643	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;
3645
3646	if (my $cb = $k->can ("unload_module")) {	3797	if (my $cb = $pkg->can ("unload")) {
		3798	eval {
3647	$cb->();	3799	$cb->($pkg);
		3800	1
		3801	} or warn "$pkg unloaded, but with errors: $@";
		3802	}
		3803
		3804	warn "... clearing $pkg";
		3805	clear_package $pkg;
3648	}	3806	}
3649		3807
3650	Symbol::delete_package $k;	3808	warn "unloading all perl modules loaded from $LIBDIR";
		3809	while (my ($k, $v) = each %INC) {
		3810	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3811
		3812	warn "... unloading $k";
		3813	delete $INC{$k};
		3814
		3815	$k =~ s/\.pm$//;
		3816	$k =~ s/\//::/g;
		3817
		3818	if (my $cb = $k->can ("unload_module")) {
		3819	$cb->();
		3820	}
		3821
		3822	clear_package $k;
3651	}	3823	}
3652		3824
3653	warn "getting rid of safe::, as good as possible";	3825	warn "getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3826	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3827	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3828
3657	warn "unloading cf.pm \"a bit\"";	3829	warn "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3830	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3831	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3832
3661	# don't, removes xs symbols, too,	3833	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3834	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	3835	#clear_package __PACKAGE__;
3664		3836
3665	warn "unload completed, starting to reload now";	3837	warn "unload completed, starting to reload now";
3666		3838
3667	warn "reloading cf.pm";	3839	warn "reloading cf.pm";
3668	require cf;	3840	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3841	cf::_connect_to_perl_1;
3670		3842
3671	warn "loading config and database again";	3843	warn "loading config and database again";
3672	cf::reload_config;	3844	cf::reload_config;
3673		3845
3674	warn "loading extensions";	3846	warn "loading extensions";
3675	cf::load_extensions;	3847	cf::load_extensions;
3676		3848
		3849	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3850	warn "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3851	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3852	warn "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3853	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3854	warn "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3855	reattach $_ for values %PLAYER;
		3856	}
3683		3857
		3858	warn "running post_init jobs";
		3859	(pop @POST_INIT)->(1) while @POST_INIT;
		3860
3684	warn "leaving sync_job";	3861	warn "leaving sync_job";
3685		3862
3686	1	3863	1
3687	} or do {	3864	} or do {
3688	warn $@;	3865	warn $@;
3689	cf::cleanup "error while reloading, exiting.";	3866	cf::cleanup "error while reloading, exiting.";
3690	};	3867	};
3691		3868
3692	warn "reloaded";	3869	warn "reloaded";
		3870	--$RELOAD;
		3871	}
		3872
		3873	$t1 = EV::time - $t1;
		3874	warn "reload completed in ${t1}s\n";
3693	};	3875	};
3694		3876
3695	our $RELOAD_WATCHER; # used only during reload	3877	our $RELOAD_WATCHER; # used only during reload
3696		3878
3697	sub reload_perl() {	3879	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	3880	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	3881	# coro crashes during coro_state_free->destroy here.
3700		3882
		3883	$RELOAD_WATCHER ||= cf::async {
		3884	Coro::AIO::aio_wait cache_extensions;
		3885
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3886	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	3887	do_reload_perl;
3703	undef $RELOAD_WATCHER;	3888	undef $RELOAD_WATCHER;
		3889	};
3704	};	3890	};
3705	}	3891	}
3706		3892
3707	register_command "reload" => sub {	3893	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	3894	my ($who, $arg) = @_;
…		…
3722		3908
3723	our @WAIT_FOR_TICK;	3909	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	3910	our @WAIT_FOR_TICK_BEGIN;
3725		3911
3726	sub wait_for_tick {	3912	sub wait_for_tick {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	3913	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		3914
3729	my $signal = new Coro::Signal;	3915	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	3916	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	3917	$signal->wait;
3732	}	3918	}
3733		3919
3734	sub wait_for_tick_begin {	3920	sub wait_for_tick_begin {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3921	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3922
3737	my $signal = new Coro::Signal;	3923	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	3924	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	3925	$signal->wait;
3740	}	3926	}
…		…
3745	unless ++$bug_warning > 10;	3931	unless ++$bug_warning > 10;
3746	return;	3932	return;
3747	}	3933	}
3748		3934
3749	cf::server_tick; # one server iteration	3935	cf::server_tick; # one server iteration
		3936
		3937	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3750		3938
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3939	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3940	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	3941	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	3942	$Coro::current->{desc} = "runtime saver";
…		…
3777	}	3965	}
3778		3966
3779	{	3967	{
3780	# configure BDB	3968	# configure BDB
3781		3969
3782	BDB::min_parallel 8;	3970	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	3971	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	3972	$AnyEvent::BDB::WATCHER->priority (1);
3785		3973
3786	unless ($DB_ENV) {	3974	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	3975	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3976	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	3977	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3978	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3979	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		3981
3793	cf::sync_job {	3982	cf::sync_job {
3794	eval {	3983	eval {
…		…
3820	{	4009	{
3821	# configure IO::AIO	4010	# configure IO::AIO
3822		4011
3823	IO::AIO::min_parallel 8;	4012	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4013	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4014	undef $AnyEvent::AIO::WATCHER;
3826	}	4015	}
3827		4016
3828	my $_log_backtrace;	4017	my $_log_backtrace;
3829		4018
3830	sub _log_backtrace {	4019	sub _log_backtrace {
…		…
3833	$msg =~ s/\n//;	4022	$msg =~ s/\n//;
3834		4023
3835	# limit the # of concurrent backtraces	4024	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4025	if ($_log_backtrace < 2) {
3837	++$_log_backtrace;	4026	++$_log_backtrace;
		4027	my $perl_bt = Carp::longmess $msg;
3838	async {	4028	async {
3839	$Coro::current->{desc} = "abt $msg";	4029	$Coro::current->{desc} = "abt $msg";
3840		4030
3841	my @bt = fork_call {	4031	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4032	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4043	}
3854		4044
3855	@funcs	4045	@funcs
3856	};	4046	};
3857		4047
3858	LOG llevInfo, "[ABT] $msg\n";	4048	LOG llevInfo, "[ABT] $perl_bt\n";
		4049	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4050	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4051	--$_log_backtrace;
3861	};	4052	};
3862	} else {	4053	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4054	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4055	LOG llevInfo, "[ABT] [suppressed]\n";
3865	}	4056	}
3866	}	4057	}
3867		4058
3868	# load additional modules	4059	# load additional modules
3869	use cf::pod;	4060	require "cf/$_.pm" for @EXTRA_MODULES;
		4061	cf::_connect_to_perl_2;
3870		4062
3871	END { cf::emergency_save }	4063	END { cf::emergency_save }
3872		4064
3873	1	4065	1
3874		4066

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