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Revision 1.441 by root, Sat Aug 30 05:19:03 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
24	use 5.10.0;	25	use 5.10.0;
25	use utf8;	26	use utf8;
26	use strict "vars", "subs";	27	use strict qw(vars subs);
27		28
28	use Symbol;	29	use Symbol;
29	use List::Util;	30	use List::Util;
30	use Socket;	31	use Socket;
31	use EV;	32	use EV;
32	use Opcode;	33	use Opcode;
33	use Safe;	34	use Safe;
34	use Safe::Hole;	35	use Safe::Hole;
35	use Storable ();	36	use Storable ();
		37	use Carp ();
36		38
		39	use Guard ();
37	use Coro ();	40	use Coro ();
38	use Coro::State;	41	use Coro::State;
39	use Coro::Handle;	42	use Coro::Handle;
40	use Coro::EV;	43	use Coro::EV;
41	use Coro::AnyEvent;	44	use Coro::AnyEvent;
42	use Coro::Timer;	45	use Coro::Timer;
43	use Coro::Signal;	46	use Coro::Signal;
44	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	49	use Coro::AnyEvent;
46	use Coro::AIO;	50	use Coro::AIO;
47	use Coro::BDB 1.6;	51	use Coro::BDB 1.6;
48	use Coro::Storable;	52	use Coro::Storable;
49	use Coro::Util ();	53	use Coro::Util ();
50		54
51	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
52	use BDB ();	56	use BDB ();
53	use Data::Dumper;	57	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	58	use Fcntl;
56	use YAML ();	59	use YAML::XS ();
57	use IO::AIO ();	60	use IO::AIO ();
58	use Time::HiRes;	61	use Time::HiRes;
59	use Compress::LZF;	62	use Compress::LZF;
60	use Digest::MD5 ();	63	use Digest::MD5 ();
61		64
…		…
63		66
64	# configure various modules to our taste	67	# configure various modules to our taste
65	#	68	#
66	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		77
70	$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" };
71		80
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	our %RESOURCE;	111	our %RESOURCE;
98		112
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	115	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		117
104	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	121	our $DB_ENV;
108		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
109	our %CFG;	125	our %CFG;
110		126
111	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	128	our $RUNTIME;
113	our $NOW;	129	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	140	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
126		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
		147
127	binmode STDOUT;	148	binmode STDOUT;
128	binmode STDERR;	149	binmode STDERR;
129		150
130	# read virtual server time, if available	151	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
135	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
136		159
137	mkdir $_	160	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		162
140	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
141		164
142	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::"} };
143		177
144	#############################################################################	178	#############################################################################
145		179
146	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
147		181
…		…
194	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
195	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.
196		230
197	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
198		232
199	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
200	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
201	that call.	235	that call.
202		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
203	=back	243	=back
204		244
205	=cut	245	=cut
206		246
207	BEGIN {	247	$Coro::State::WARNHOOK = sub {
208	*CORE::GLOBAL::warn = sub {
209	my $msg = join "", @_;	248	my $msg = join "", @_;
210		249
211	$msg .= "\n"	250	$msg .= "\n"
212	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
213		252
214	$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;
215		254
216	LOG llevError, $msg;	255	LOG llevError, $msg;
217	};	256	};
218	}
219		257
220	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
222		262
223	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	265	return;#d#
226	}#d#	266	}#d#
227		267
228	# kill coroutine otherwise	268	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	269	Coro::terminate
231	};	270	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		271
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	289	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	291	}
255		292
256	$EV::DIED = sub {	293	$EV::DIED = sub {
257	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
258	};	295	};
259		296
260	#############################################################################	297	#############################################################################
261		298
262	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		337
301	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	355	=item cf::lock_wait $string
305		356
306	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
307		358
308	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
309		360
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
313	returned.	364	returned.
314		365
315	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
316	deadlocked coro.	367	deadlocked coro.
…		…
322		373
323	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.
324		375
325	=cut	376	=cut
326		377
327	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		379
330	sub lock_wait($) {	380	sub lock_wait($) {
331	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	382	}
344		383
345	sub lock_acquire($) {	384	sub lock_acquire($) {
346	my ($key) = @_;	385	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	386	}
360		387
361	sub lock_active($) {	388	sub lock_active($) {
362	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	390	}
366		391
367	sub freeze_mainloop {	392	sub freeze_mainloop {
368	tick_inhibit_inc;	393	tick_inhibit_inc;
369		394
370	Coro::guard \&tick_inhibit_dec;	395	&Guard::guard (\&tick_inhibit_dec);
371	}	396	}
372		397
373	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
374		399
375	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
…		…
398		423
399	=cut	424	=cut
400		425
401	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
403		429
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
407		433
408	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
409		436
410	while () {	437	while () {
411	next_job:	438	next_job:
		439
412	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	441
414	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	446	$job->[2]->send;
418	Coro::cede;	447	Coro::cede;
419	goto next_job;	448	goto next_job;
420	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	451	}
422	}	452	}
423		453
424	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	457	$signal->wait;
428	} else {	458	} else {
		459	$busy = 0;
429	Coro::schedule;	460	Coro::schedule;
430	}	461	}
431	}	462	}
432	};	463	};
433		464
434	sub get_slot($;$$) {	465	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	466	return if tick_inhibit || $Coro::current == $Coro::main;
436		467
437	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
438		469
439	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
440	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
441		473
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
727		759
728	#############################################################################	760	#############################################################################
729		761
730	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
731		763
732	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
733	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")
734	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
735		767
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
788		820
789	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
791		823
792	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
793	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.
794		826
795	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
796		828
797	=over 4	829	=over 4
…		…
1147	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1148		1180
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1182	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1188	aio_close $fh;
1154		1189
1155	if (@$objs) {	1190	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1192	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1199	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1201	}
1164	} else {	1202	} else {
1165	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1166	}	1204	}
1167		1205
1168	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1210	} else {
1170	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1171	}	1212	}
1172	} else {	1213	} else {
1173	aio_unlink $filename;	1214	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1175	}	1216	}
…		…
1266	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1267		1308
1268	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1269	}	1310	}
1270		1311
		1312	use File::Glob ();
		1313
1271	cf::player->attach (	1314	cf::player->attach (
1272	on_command => sub {	1315	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1274		1317
1275	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1276	or return;	1319	or return;
1277		1320
…		…
1307		1350
1308	cf::override;	1351	cf::override;
1309	},	1352	},
1310	);	1353	);
1311		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
1312	sub load_extensions {	1368	sub load_extensions {
1313	cf::sync_job {	1369	cf::sync_job {
1314	my %todo;	1370	my %todo;
1315		1371
1316	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1343	. "\n};\n1";	1399	. "\n};\n1";
1344		1400
1345	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1346	}	1402	}
1347		1403
		1404	my $pass = 0;
1348	my %done;	1405	my %done;
1349	while (%todo) {	1406	while (%todo) {
1350	my $progress;	1407	my $progress;
1351		1408
		1409	++$pass;
		1410
		1411	ext:
1352	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1414	next ext
1355	unless exists $done{$_};	1415	unless exists $done{$_};
1356	}	1416	}
1357		1417
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1419
1360	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1424
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1426	if exists $v->{meta}{mandatory};
1368		1427	} else {
1369	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;
1370	}	1434	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1435	}
1376		1436
1377	skip:	1437	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1380	}	1445	}
1381	};	1446	};
1382	}	1447	}
1383		1448
1384	#############################################################################	1449	#############################################################################
1385		1450
1386	=back	1451	=back
1387		1452
1388	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1389		1454
1390	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1391		1456
1392	=cut	1457	=cut
1393		1458
1394	package cf::player;	1459	package cf::player;
1395		1460
…		…
1438		1503
1439	sub exists($) {	1504	sub exists($) {
1440	my ($login) = @_;	1505	my ($login) = @_;
1441		1506
1442	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1444	}	1509	}
1445		1510
1446	sub find($) {	1511	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1513	my $login = $_[0];
…		…
1523	my ($pl) = @_;	1588	my ($pl) = @_;
1524		1589
1525	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1526		1591
1527	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1528	$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
1529		1594
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1531	$pl->deactivate;	1596	$pl->deactivate;
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;	1598	$pl->ob->check_score;
…		…
1619	}	1684	}
1620		1685
1621	\@paths	1686	\@paths
1622	}	1687	}
1623		1688
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1690
1626	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	use re 'eval';
1631
1632	my $group;
1633	my $interior; $interior = qr{
1634	# match a pod interior sequence sans C<< >>
1635	(?:
1636	\ (.*?)\ (?{ $group = $^N })
1637	| < (??{$interior}) >
1638	)
1639	}x;
1640
1641	sub expand_cfpod {
1642	my ($self, $pod) = @_;
1643
1644	my $xml;
1645
1646	while () {
1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1648	$group = $1;
1649
1650	$group =~ s/&/&amp;/g;
1651	$group =~ s/</&lt;/g;
1652
1653	$xml .= $group;
1654	} elsif ($pod =~ m%\G
1655	([BCGHITU])
1656	<
1657	(?:
1658	([^<>]*) (?{ $group = $^N })
1659	| < $interior >
1660	)
1661	>
1662	%gcsx
1663	) {
1664	my ($code, $data) = ($1, $group);
1665
1666	if ($code eq "B") {
1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1668	} elsif ($code eq "I") {
1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1670	} elsif ($code eq "U") {
1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1672	} elsif ($code eq "C") {
1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1674	} elsif ($code eq "T") {
1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1676	} elsif ($code eq "G") {
1677	my ($male, $female) = split /\|/, $data;
1678	$data = $self->gender ? $female : $male;
1679	$xml .= expand_cfpod ($self, $data);
1680	} elsif ($code eq "H") {
1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1683	"")
1684	[$self->{hintmode}];
1685	} else {
1686	$xml .= "error processing '$code($data)' directive";
1687	}
1688	} else {
1689	if ($pod =~ /\G(.+)/) {
1690	warn "parse error while expanding $pod (at $1)";
1691	}
1692	last;
1693	}
1694	}
1695
1696	for ($xml) {
1697	# create single paragraphs (very hackish)
1698	s/(?<=\S)\n(?=\w)/ /g;
1699
1700	# compress some whitespace
1701	s/\s+\n/\n/g; # ws line-ends
1702	s/\n\n+/\n/g; # double lines
1703	s/^\n+//; # beginning lines
1704	s/\n+$//; # ending lines
1705	}
1706
1707	$xml
1708	}
1709
1710	no re 'eval';
1711
1712	sub hintmode {
1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1714	$_[0]{hintmode}
1715	}
1716		1692
1717	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1718		1694
1719	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1720		1696
…		…
1793	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
1794		1770
1795	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1796	$self->_create_random_map (	1772	$self->_create_random_map (
1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1800	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1801	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1802	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1803	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1933		1909
1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1935	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1936	}	1912	}
1937		1913
1938	# and all this just because we cannot iterate over
1939	# all maps in C++...
1940	sub change_all_map_light {
1941	my ($change) = @_;
1942
1943	$_->change_map_light ($change)
1944	for grep $_->outdoor, values %cf::MAP;
1945	}
1946
1947	sub decay_objects {	1914	sub decay_objects {
1948	my ($self) = @_;	1915	my ($self) = @_;
1949		1916
1950	return if $self->{deny_reset};	1917	return if $self->{deny_reset};
1951		1918
…		…
2033	sub find {	2000	sub find {
2034	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
2035		2002
2036	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
2037		2004
2038	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2039	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
2040		2007
2041	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2043	my $guard2 = cf::lock_acquire "map_find:$path";
2044
2045	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
2046	or return;	2010	or return;
2047		2011
2048	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
2049		2013
…		…
2061		2025
2062	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2063	}	2027	}
2064	}	2028	}
2065		2029
2066	sub pre_load { }	2030	sub pre_load { }
2067	sub post_load { }	2031	#sub post_load { } # XS
2068		2032
2069	sub load {	2033	sub load {
2070	my ($self) = @_;	2034	my ($self) = @_;
2071		2035
2072	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2117	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2118	$self->decay_objects;	2082	$self->decay_objects;
2119	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2120	$self->update_buttons;	2084	$self->update_buttons;
2121	cf::cede_to_tick;	2085	cf::cede_to_tick;
2122	$self->set_darkness_map;
2123	cf::cede_to_tick;
2124	$self->activate;	2086	$self->activate;
2125	}	2087	}
2126		2088
2127	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2128	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
…		…
2131	}	2093	}
2132		2094
2133	$self->post_load;	2095	$self->post_load;
2134	}	2096	}
2135		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
2136	sub customise_for {	2101	sub customise_for {
2137	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
2138		2103
2139	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
2140	if $self->per_player;	2105	if $self->per_player;
…		…
2294		2259
2295	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2296		2261
2297	return if $self->players;	2262	return if $self->players;
2298		2263
2299	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2300		2265
2301	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2302		2267
2303	# need to save uniques path	2268	# need to save uniques path
2304	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2395	: normalise $_	2360	: normalise $_
2396	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2397	]	2362	]
2398	}	2363	}
2399		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
2400	=back	2397	=back
2401		2398
2402	=head3 cf::object	2399	=head3 cf::object
2403		2400
2404	=cut	2401	=cut
…		…
2469		2466
2470	our $SAY_CHANNEL = {	2467	our $SAY_CHANNEL = {
2471	id => "say",	2468	id => "say",
2472	title => "Map",	2469	title => "Map",
2473	reply => "say ",	2470	reply => "say ",
2474	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.",
2475	};	2472	};
2476		2473
2477	our $CHAT_CHANNEL = {	2474	our $CHAT_CHANNEL = {
2478	id => "chat",	2475	id => "chat",
2479	title => "Chat",	2476	title => "Chat",
…		…
2534		2531
2535	=item $player_object->enter_link	2532	=item $player_object->enter_link
2536		2533
2537	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}>).
2538		2535
2539	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.
2540	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.
2541		2540
2542	Will never block.	2541	Will never block.
2543		2542
2544	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2545		2544
…		…
2597	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2598	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2599		2598
2600	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2601	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2602	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2603		2602
2604	$map->load;	2603	$map->load;
2605	$map->load_neighbours;	2604	$map->load_neighbours;
2606		2605
2607	return unless $self->contr->active;	2606	return unless $self->contr->active;
2608	$self->activate_recursive;
2609		2607
2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2611	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2612	}	2613	}
2613		2614
2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2615		2616
2616	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
…		…
2775	$self->contr->savebed ($map, $x, $y)	2776	$self->contr->savebed ($map, $x, $y)
2776	if $exit->flag (cf::FLAG_DAMNED);	2777	if $exit->flag (cf::FLAG_DAMNED);
2777		2778
2778	1	2779	1
2779	}) {	2780	}) {
2780	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2781	. "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. "
2782	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2783	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2784		2785
2785	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2802	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2803	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2804		2805
2805	utf8::encode $text;	2806	utf8::encode $text;
2806	$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);
2807	}	2833	}
2808		2834
2809	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2810		2836
2811	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
…		…
2815		2841
2816	=cut	2842	=cut
2817		2843
2818	# non-persistent channels (usually the info channel)	2844	# non-persistent channels (usually the info channel)
2819	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	},
2820	"c/identify" => {	2852	"c/identify" => {
2821	id => "infobox",	2853	id => "infobox",
2822	title => "Identify",	2854	title => "Identify",
2823	reply => undef,	2855	reply => undef,
2824	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
…		…
2826	"c/examine" => {	2858	"c/examine" => {
2827	id => "infobox",	2859	id => "infobox",
2828	title => "Examine",	2860	title => "Examine",
2829	reply => undef,	2861	reply => undef,
2830	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",
2831	},	2869	},
2832	"c/book" => {	2870	"c/book" => {
2833	id => "infobox",	2871	id => "infobox",
2834	title => "Book",	2872	title => "Book",
2835	reply => undef,	2873	reply => undef,
…		…
2851	id => "infobox",	2889	id => "infobox",
2852	title => "Body Parts",	2890	title => "Body Parts",
2853	reply => undef,	2891	reply => undef,
2854	tooltip => "Shows which body parts you posess and are available",	2892	tooltip => "Shows which body parts you posess and are available",
2855	},	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	},
2856	"c/uptime" => {	2930	"c/uptime" => {
2857	id => "infobox",	2931	id => "infobox",
2858	title => "Uptime",	2932	title => "Uptime",
2859	reply => undef,	2933	reply => undef,
2860	tooltip => "How long the server has been running since last restart",	2934	tooltip => "How long the server has been running since last restart",
…		…
2869	id => "party",	2943	id => "party",
2870	title => "Party",	2944	title => "Party",
2871	reply => "gsay ",	2945	reply => "gsay ",
2872	tooltip => "Messages and chat related to your party",	2946	tooltip => "Messages and chat related to your party",
2873	},	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" => $CHAT_CHANNEL,
2874	);	2956	);
2875		2957
2876	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2877	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2878		2960
2879	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2880		2963
2881	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2882		2965
2883	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2884	if ($CHANNEL{$channel}) {	2967	if ($CHANNEL{$channel}) {
2885	$channel = $CHANNEL{$channel};	2968	$channel = $CHANNEL{$channel};
2886		2969
2887	$self->ext_msg (channel_info => $channel)	2970	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889
2890	$channel = $channel->{id};	2971	$channel = $channel->{id};
2891		2972
2892	} elsif (ref $channel) {	2973	} elsif (ref $channel) {
2893	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2894	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2895	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2896	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2897	if $self->can_msg;
2898	}	2978	}
2899		2979
2900	$channel = $channel->{id};	2980	$channel = $channel->{id};
2901	}	2981	}
2902		2982
2903	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2904		2984
2905	if ($self->can_msg) {
2906	# default colour, mask it out	2985	# default colour, mask it out
2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2908	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2909		2988
2910	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2912	} else {	2992	);
2913	if ($color >= 0) {
2914	# replace some tags by gcfclient-compatible ones
2915	for ($msg) {
2916	1 while
2917	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2918	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2919	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2920	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2921	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2922	}
2923		2993
2924	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2925
2926	utf8::encode $msg;
2927
2928	if (0 && $msg =~ /\[/) {
2929	# COMMAND/INFO
2930	$self->send_packet ("drawextinfo $color 10 8 $msg")
2931	} else {
2932	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2933	$self->send_packet ("drawinfo $color $msg")
2934	}
2935	}
2936	}
2937	}	2995	}
2938		2996
2939	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2940		2998
2941	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2944		3002
2945	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2946	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2947		3005
2948	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2950	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2951	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2953	}	3011	}
2954	}	3012	}
2955		3013
2956	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2957		3015
…		…
2961		3019
2962	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2963	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2964		3022
2965	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2967	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2968	#TODO: version 1, remove	3026	#TODO: version 1, remove
2969	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2971	}	3029	}
2972	}	3030	}
2973		3031
2974	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2975		3033
…		…
3076		3134
3077	$coro	3135	$coro
3078	}	3136	}
3079		3137
3080	cf::client->attach (	3138	cf::client->attach (
3081	on_destroy => sub {	3139	on_client_destroy => sub {
3082	my ($ns) = @_;	3140	my ($ns) = @_;
3083		3141
3084	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3142	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3085	},	3143	},
3086	);	3144	);
…		…
3102	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
3103		3161
3104	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
3105		3163
3106	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
3107	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
3108	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
3109	sort time	3167	sort time
3110	));	3168	));
3111		3169
3112	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
3116	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
3117		3175
3118	cf::object	3176	cf::object
3119	contr pay_amount pay_player map x y force_find force_add destroy	3177	contr pay_amount pay_player map x y force_find force_add destroy
3120	insert remove name archname title slaying race decrease split	3178	insert remove name archname title slaying race decrease split
		3179	value
3121		3180
3122	cf::object::player	3181	cf::object::player
3123	player	3182	player
3124		3183
3125	cf::player	3184	cf::player
…		…
3131	=cut	3190	=cut
3132		3191
3133	for (	3192	for (
3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3135	insert remove inv nrof name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
3136	decrease split destroy change_exp)],	3195	decrease split destroy change_exp value msg lore send_msg)],
3137	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
3138	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
3139	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
3140	) {	3199	) {
3141	no strict 'refs';	3200	no strict 'refs';
3142	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
3143	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3161		3220
3162	my $qcode = $code;	3221	my $qcode = $code;
3163	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3164	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
3165		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
3166	local $_;	3228	local $_;
3167	local @safe::cf::_safe_eval_args = values %vars;
3168		3229
3169	my $eval =	3230	my $eval =
3170	"do {\n"	3231	"do {\n"
3171	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3172	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
3173	. $code	3234	. $code
3174	. "\n}"	3235	. "\n}"
3175	;	3236	;
3176		3237
		3238	if ($CFG{safe_eval}) {
3177	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
3178	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3179	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
3180		3247
3181	if ($@) {	3248	if ($@) {
3182	warn "$@";	3249	warn "$@";
3183	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
3184	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3203	=cut	3270	=cut
3204		3271
3205	sub register_script_function {	3272	sub register_script_function {
3206	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
3207		3274
3208	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
3209	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
3210	}	3277	}
3211		3278
3212	=back	3279	=back
3213		3280
3214	=cut	3281	=cut
…		…
3235		3302
3236	$facedata->{version} == 2	3303	$facedata->{version} == 2
3237	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3238		3305
3239	# 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]);
3240	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3241	type => FT_RSRC,	3309	type => FT_RSRC,
3242	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),
3243	};	3312	};
3244	cf::cede_to_tick;	3313	cf::cede_to_tick;
3245		3314
3246	{	3315	{
3247	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
…		…
3249	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3251		3320
3252	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3253	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3256		3325
3257	cf::cede_to_tick;	3326	cf::cede_to_tick;
3258	}	3327	}
3259		3328
3260	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
…		…
3284		3353
3285	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3286	}	3355	}
3287		3356
3288	{	3357	{
3289	# TODO: for gcfclient pleasure, we should give resources
3290	# that gcfclient doesn't grok a >10000 face index.
3291	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3292		3359
3293	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
3294	if (defined $info->{type}) {	3361	if (defined $info->{type}) {
3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3296	my $data;
3297		3363
3298	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3299	# prepend meta info
3300
3301	my $meta = $enc->encode ({
3302	name => $name,
3303	%{ $info->{meta} || {} },
3304	});
3305
3306	$data = pack "(w/a*)*", $meta, $info->{data};
3307	} else {
3308	$data = $info->{data};
3309	}
3310
3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3312	cf::face::set_type $idx, $info->{type};	3365	cf::face::set_type $idx, $info->{type};
3313	} else {	3366	} else {
3314	$RESOURCE{$name} = $info;	3367	$RESOURCE{$name} = $info;
3315	}	3368	}
3316		3369
…		…
3399	reload_treasures;	3452	reload_treasures;
3400		3453
3401	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3402	}	3455	}
3403		3456
3404	sub init {
3405	my $guard = freeze_mainloop;
3406
3407	evthread_start IO::AIO::poll_fileno;
3408
3409	reload_resources;
3410	}
3411
3412	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3413	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3414	or return;	3461	or return;
3415		3462
3416	local $/;	3463	local $/;
3417	*CFG = YAML::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3418		3465
3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3420		3467
3421	$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};
3422	$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};
…		…
3426	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3427	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3428	};	3475	};
3429	warn $@ if $@;	3476	warn $@ if $@;
3430	}	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;
3431	}	3508	}
3432		3509
3433	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
3434	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3436	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#
3437	(async {	3528	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3530	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3441	};	3532	};
3442		3533
3443	{	3534	evthread_start IO::AIO::poll_fileno;
3444	my $guard = freeze_mainloop;	3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
3445	reload_config;	3541	reload_config;
3446	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
3447	load_extensions;	3552	load_extensions;
3448		3553
3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3554	utime time, time, $RUNTIMEFILE;
		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;
3450	}	3561	};
3451		3562
3452	EV::loop;	3563	main_loop;
3453	}	3564	}
3454		3565
3455	#############################################################################	3566	#############################################################################
3456	# initialisation and cleanup	3567	# initialisation and cleanup
3457		3568
…		…
3464	};	3575	};
3465	}	3576	}
3466	}	3577	}
3467		3578
3468	sub write_runtime_sync {	3579	sub write_runtime_sync {
3469	my $runtime = "$LOCALDIR/runtime";	3580	my $t0 = EV::time;
3470		3581
3471	# first touch the runtime file to show we are still running:	3582	# first touch the runtime file to show we are still running:
3472	# the fsync below can take a very very long time.	3583	# the fsync below can take a very very long time.
3473		3584
3474	IO::AIO::aio_utime $runtime, undef, undef;	3585	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3475		3586
3476	my $guard = cf::lock_acquire "write_runtime";	3587	my $guard = cf::lock_acquire "write_runtime";
3477		3588
3478	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3589	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3479	or return;	3590	or return;
3480		3591
3481	my $value = $cf::RUNTIME + 90 + 10;	3592	my $value = $cf::RUNTIME + 90 + 10;
3482	# 10 is the runtime save interval, for a monotonic clock	3593	# 10 is the runtime save interval, for a monotonic clock
3483	# 60 allows for the watchdog to kill the server.	3594	# 60 allows for the watchdog to kill the server.
…		…
3493	aio_utime $fh, undef, undef;	3604	aio_utime $fh, undef, undef;
3494		3605
3495	close $fh	3606	close $fh
3496	or return;	3607	or return;
3497		3608
3498	aio_rename "$runtime~", $runtime	3609	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3499	and return;	3610	and return;
3500		3611
3501	warn "runtime file written.\n";	3612	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3502		3613
3503	1	3614	1
3504	}	3615	}
3505		3616
3506	our $uuid_lock;	3617	our $uuid_lock;
…		…
3515	my $uuid = "$LOCALDIR/uuid";	3626	my $uuid = "$LOCALDIR/uuid";
3516		3627
3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3628	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3518	or return;	3629	or return;
3519		3630
3520	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;
3521	$uuid_skip = 0;	3639	$uuid_skip = 0;
3522		3640
3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3641	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3524	and return;	3642	and return;
3525		3643
…		…
3547	}	3665	}
3548		3666
3549	sub emergency_save() {	3667	sub emergency_save() {
3550	my $freeze_guard = cf::freeze_mainloop;	3668	my $freeze_guard = cf::freeze_mainloop;
3551		3669
3552	warn "enter emergency perl save\n";	3670	warn "emergency_perl_save: enter\n";
3553		3671
3554	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
3555	# use a peculiar iteration method to avoid tripping on perl	3678	# use a peculiar iteration method to avoid tripping on perl
3556	# refcount bugs in for. also avoids problems with players	3679	# refcount bugs in for. also avoids problems with players
3557	# and maps saved/destroyed asynchronously.	3680	# and maps saved/destroyed asynchronously.
3558	warn "begin emergency player save\n";	3681	warn "emergency_perl_save: begin player save\n";
3559	for my $login (keys %cf::PLAYER) {	3682	for my $login (keys %cf::PLAYER) {
3560	my $pl = $cf::PLAYER{$login} or next;	3683	my $pl = $cf::PLAYER{$login} or next;
3561	$pl->valid or next;	3684	$pl->valid or next;
3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3685	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3563	$pl->save;	3686	$pl->save;
3564	}	3687	}
3565	warn "end emergency player save\n";	3688	warn "emergency_perl_save: end player save\n";
3566		3689
3567	warn "begin emergency map save\n";	3690	warn "emergency_perl_save: begin map save\n";
3568	for my $path (keys %cf::MAP) {	3691	for my $path (keys %cf::MAP) {
3569	my $map = $cf::MAP{$path} or next;	3692	my $map = $cf::MAP{$path} or next;
3570	$map->valid or next;	3693	$map->valid or next;
3571	$map->save;	3694	$map->save;
3572	}	3695	}
3573	warn "end emergency map save\n";	3696	warn "emergency_perl_save: end map save\n";
3574		3697
3575	warn "begin emergency database checkpoint\n";	3698	warn "emergency_perl_save: begin database checkpoint\n";
3576	BDB::db_env_txn_checkpoint $DB_ENV;	3699	BDB::db_env_txn_checkpoint $DB_ENV;
3577	warn "end emergency database checkpoint\n";	3700	warn "emergency_perl_save: end database checkpoint\n";
3578		3701
3579	warn "begin write uuid\n";	3702	warn "emergency_perl_save: begin write uuid\n";
3580	write_uuid_sync 1;	3703	write_uuid_sync 1;
3581	warn "end write uuid\n";	3704	warn "emergency_perl_save: end write uuid\n";
3582	};	3705	};
3583		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
3584	warn "leave emergency perl save\n";	3712	warn "emergency_perl_save: leave\n";
3585	}	3713	}
3586		3714
3587	sub post_cleanup {	3715	sub post_cleanup {
3588	my ($make_core) = @_;	3716	my ($make_core) = @_;
3589		3717
3590	warn Carp::longmess "post_cleanup backtrace"	3718	warn Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3719	if $make_core;
		3720
		3721	my $fh = pidfile;
		3722	unlink $PIDFILE if <$fh> == $$;
3592	}	3723	}
3593		3724
3594	# a safer delete_package, copied from Symbol	3725	# a safer delete_package, copied from Symbol
3595	sub clear_package($) {	3726	sub clear_package($) {
3596	my $pkg = shift;	3727	my $pkg = shift;
…		…
3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3743	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3613	for my $name (keys %$leaf_symtab) {	3744	for my $name (keys %$leaf_symtab) {
3614	_gv_clear *{"$pkg$name"};	3745	_gv_clear *{"$pkg$name"};
3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3746	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3616	}	3747	}
3617	warn "cleared package #$pkg\n";#d#	3748	warn "cleared package $pkg\n";#d#
3618	}	3749	}
3619
3620	our $RELOAD; # how many times to reload
3621		3750
3622	sub do_reload_perl() {	3751	sub do_reload_perl() {
3623	# can/must only be called in main	3752	# can/must only be called in main
3624	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3625	warn "can only reload from main coroutine";	3754	warn "can only reload from main coroutine";
3626	return;	3755	return;
3627	}	3756	}
3628		3757
3629	return if $RELOAD++;	3758	return if $RELOAD++;
		3759
		3760	my $t1 = EV::time;
3630		3761
3631	while ($RELOAD) {	3762	while ($RELOAD) {
3632	warn "reloading...";	3763	warn "reloading...";
3633		3764
3634	warn "entering sync_job";	3765	warn "entering sync_job";
…		…
3695	clear_package "safe::$_"	3826	clear_package "safe::$_"
3696	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);
3697		3828
3698	warn "unloading cf.pm \"a bit\"";	3829	warn "unloading cf.pm \"a bit\"";
3699	delete $INC{"cf.pm"};	3830	delete $INC{"cf.pm"};
3700	delete $INC{"cf/pod.pm"};	3831	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3701		3832
3702	# don't, removes xs symbols, too,	3833	# don't, removes xs symbols, too,
3703	# and global variables created in xs	3834	# and global variables created in xs
3704	#clear_package __PACKAGE__;	3835	#clear_package __PACKAGE__;
3705		3836
3706	warn "unload completed, starting to reload now";	3837	warn "unload completed, starting to reload now";
3707		3838
3708	warn "reloading cf.pm";	3839	warn "reloading cf.pm";
3709	require cf;	3840	require cf;
3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3841	cf::_connect_to_perl_1;
3711		3842
3712	warn "loading config and database again";	3843	warn "loading config and database again";
3713	cf::reload_config;	3844	cf::reload_config;
3714		3845
3715	warn "loading extensions";	3846	warn "loading extensions";
3716	cf::load_extensions;	3847	cf::load_extensions;
3717		3848
		3849	if ($REATTACH_ON_RELOAD) {
3718	warn "reattaching attachments to objects/players";	3850	warn "reattaching attachments to objects/players";
3719	_global_reattach; # objects, sockets	3851	_global_reattach; # objects, sockets
3720	warn "reattaching attachments to maps";	3852	warn "reattaching attachments to maps";
3721	reattach $_ for values %MAP;	3853	reattach $_ for values %MAP;
3722	warn "reattaching attachments to players";	3854	warn "reattaching attachments to players";
3723	reattach $_ for values %PLAYER;	3855	reattach $_ for values %PLAYER;
		3856	}
		3857
		3858	warn "running post_init jobs";
		3859	(pop @POST_INIT)->(1) while @POST_INIT;
3724		3860
3725	warn "leaving sync_job";	3861	warn "leaving sync_job";
3726		3862
3727	1	3863	1
3728	} or do {	3864	} or do {
…		…
3731	};	3867	};
3732		3868
3733	warn "reloaded";	3869	warn "reloaded";
3734	--$RELOAD;	3870	--$RELOAD;
3735	}	3871	}
		3872
		3873	$t1 = EV::time - $t1;
		3874	warn "reload completed in ${t1}s\n";
3736	};	3875	};
3737		3876
3738	our $RELOAD_WATCHER; # used only during reload	3877	our $RELOAD_WATCHER; # used only during reload
3739		3878
3740	sub reload_perl() {	3879	sub reload_perl() {
3741	# doing reload synchronously and two reloads happen back-to-back,	3880	# doing reload synchronously and two reloads happen back-to-back,
3742	# coro crashes during coro_state_free->destroy here.	3881	# coro crashes during coro_state_free->destroy here.
3743		3882
		3883	$RELOAD_WATCHER ||= cf::async {
		3884	Coro::AIO::aio_wait cache_extensions;
		3885
3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3886	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3745	do_reload_perl;	3887	do_reload_perl;
3746	undef $RELOAD_WATCHER;	3888	undef $RELOAD_WATCHER;
		3889	};
3747	};	3890	};
3748	}	3891	}
3749		3892
3750	register_command "reload" => sub {	3893	register_command "reload" => sub {
3751	my ($who, $arg) = @_;	3894	my ($who, $arg) = @_;
…		…
3765		3908
3766	our @WAIT_FOR_TICK;	3909	our @WAIT_FOR_TICK;
3767	our @WAIT_FOR_TICK_BEGIN;	3910	our @WAIT_FOR_TICK_BEGIN;
3768		3911
3769	sub wait_for_tick {	3912	sub wait_for_tick {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	3913	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3771		3914
3772	my $signal = new Coro::Signal;	3915	my $signal = new Coro::Signal;
3773	push @WAIT_FOR_TICK, $signal;	3916	push @WAIT_FOR_TICK, $signal;
3774	$signal->wait;	3917	$signal->wait;
3775	}	3918	}
3776		3919
3777	sub wait_for_tick_begin {	3920	sub wait_for_tick_begin {
3778	return if tick_inhibit || $Coro::current == $Coro::main;	3921	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3779		3922
3780	my $signal = new Coro::Signal;	3923	my $signal = new Coro::Signal;
3781	push @WAIT_FOR_TICK_BEGIN, $signal;	3924	push @WAIT_FOR_TICK_BEGIN, $signal;
3782	$signal->wait;	3925	$signal->wait;
3783	}	3926	}
…		…
3788	unless ++$bug_warning > 10;	3931	unless ++$bug_warning > 10;
3789	return;	3932	return;
3790	}	3933	}
3791		3934
3792	cf::server_tick; # one server iteration	3935	cf::server_tick; # one server iteration
		3936
		3937	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3793		3938
3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3939	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3795	$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.;
3796	Coro::async_pool {	3941	Coro::async_pool {
3797	$Coro::current->{desc} = "runtime saver";	3942	$Coro::current->{desc} = "runtime saver";
…		…
3820	}	3965	}
3821		3966
3822	{	3967	{
3823	# configure BDB	3968	# configure BDB
3824		3969
3825	BDB::min_parallel 8;	3970	BDB::min_parallel 16;
3826	BDB::max_poll_reqs $TICK * 0.1;	3971	BDB::max_poll_reqs $TICK * 0.1;
3827	$AnyEvent::BDB::WATCHER->priority (1);	3972	$AnyEvent::BDB::WATCHER->priority (1);
3828		3973
3829	unless ($DB_ENV) {	3974	unless ($DB_ENV) {
3830	$DB_ENV = BDB::db_env_create;	3975	$DB_ENV = BDB::db_env_create;
…		…
3877	$msg =~ s/\n//;	4022	$msg =~ s/\n//;
3878		4023
3879	# limit the # of concurrent backtraces	4024	# limit the # of concurrent backtraces
3880	if ($_log_backtrace < 2) {	4025	if ($_log_backtrace < 2) {
3881	++$_log_backtrace;	4026	++$_log_backtrace;
		4027	my $perl_bt = Carp::longmess $msg;
3882	async {	4028	async {
3883	$Coro::current->{desc} = "abt $msg";	4029	$Coro::current->{desc} = "abt $msg";
3884		4030
3885	my @bt = fork_call {	4031	my @bt = fork_call {
3886	@addr = map { sprintf "%x", $_ } @addr;	4032	@addr = map { sprintf "%x", $_ } @addr;
…		…
3897	}	4043	}
3898		4044
3899	@funcs	4045	@funcs
3900	};	4046	};
3901		4047
3902	LOG llevInfo, "[ABT] $msg\n";	4048	LOG llevInfo, "[ABT] $perl_bt\n";
		4049	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3903	LOG llevInfo, "[ABT] $_\n" for @bt;	4050	LOG llevInfo, "[ABT] $_\n" for @bt;
3904	--$_log_backtrace;	4051	--$_log_backtrace;
3905	};	4052	};
3906	} else {	4053	} else {
3907	LOG llevInfo, "[ABT] $msg\n";	4054	LOG llevInfo, "[ABT] $msg\n";
3908	LOG llevInfo, "[ABT] [suppressed]\n";	4055	LOG llevInfo, "[ABT] [suppressed]\n";
3909	}	4056	}
3910	}	4057	}
3911		4058
3912	# load additional modules	4059	# load additional modules
3913	use cf::pod;	4060	require "cf/$_.pm" for @EXTRA_MODULES;
		4061	cf::_connect_to_perl_2;
3914		4062
3915	END { cf::emergency_save }	4063	END { cf::emergency_save }
3916		4064
3917	1	4065	1
3918		4066

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