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Revision 1.421 by root, Tue Apr 15 18:43:11 2008 UTC vs.
Revision 1.512 by root, Sun Apr 11 04:52:07 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;	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	$SLOT_QUEUE->ready;
…		…
468		503
469	sub sync_job(&) {	504	sub sync_job(&) {
470	my ($job) = @_;	505	my ($job) = @_;
471		506
472	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	508	my $time = AE::time;
474		509
475	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
477		512
478	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	530	} else {
496	EV::loop EV::LOOP_ONESHOT;	531	EV::loop EV::LOOP_ONESHOT;
497	}	532	}
498	}	533	}
499		534
500	my $time = EV::time - $time;	535	my $time = AE::time - $time;
501		536
502	$TICK_START += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
503		538
504	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
505	} else {	540	} else {
…		…
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
…		…
1141	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
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	chmod SAVE_MODE, $fh;	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	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	chmod SAVE_MODE, $fh;	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	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];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1526	or return;
1458		1527
1459	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1460	or return;	1529	or return;
		1530
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1464	}	1534	}
1465	}	1535	}
1466	}	1536	}
1467		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
		1550
1468	sub save($) {	1551	sub save($) {
1469	my ($pl) = @_;	1552	my ($pl) = @_;
1470		1553
1471	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
1472		1555
…		…
1477		1560
1478	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
1480		1563
1481	cf::get_slot 0.01;	1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1568
1483	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1570	cf::cede_to_tick;
1485	}	1571	}
1486		1572
…		…
1518	my ($pl) = @_;	1604	my ($pl) = @_;
1519		1605
1520	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1521		1607
1522	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1610
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1529		1617
1530	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1658
1571	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
1572	my $path = path $login;	1660	my $path = path $login;
1573		1661
1574	# a .pst is a dead give-away for a valid player	1662	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1668	}
1580		1669
…		…
1611	}	1700	}
1612		1701
1613	\@paths	1702	\@paths
1614	}	1703	}
1615		1704
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1706
1618	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1708
1709	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1710		1710
1711	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1712		1712
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1786
1787	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1788	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1925		1925
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1928	}	1928	}
1929		1929
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1930	sub decay_objects {
1940	my ($self) = @_;	1931	my ($self) = @_;
1941		1932
1942	return if $self->{deny_reset};	1933	return if $self->{deny_reset};
1943		1934
…		…
2025	sub find {	2016	sub find {
2026	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
2027		2018
2028	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
2029		2020
2030	cf::lock_wait "map_data:$path";#d#remove	2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2023
2033	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
2038	or return;	2026	or return;
2039		2027
2040	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
2041		2029
…		…
2043	or return;	2031	or return;
2044		2032
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
2048	undef $guard1;	2037	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2038	$map->reset;
2051	return find $path;	2039	return find $path;
2052	}	2040	}
2053		2041
2054	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
2055	}	2043	}
2056	}	2044	}
2057		2045
2058	sub pre_load { }	2046	sub pre_load { }
2059	sub post_load { }	2047	#sub post_load { } # XS
2060		2048
2061	sub load {	2049	sub load {
2062	my ($self) = @_;	2050	my ($self) = @_;
2063		2051
2064	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2069	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2070	$f->skip_block;
2083	$self->_load_objects ($f)	2071	$self->_load_objects ($f)
2084	or return;	2072	or return;
2085		2073
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
2087	if delete $self->{load_original};	2075	if delete $self->{load_original};
2088		2076
2089	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2078	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2079	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2098	$self->decay_objects;
2111	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
2112	$self->update_buttons;	2100	$self->update_buttons;
2113	cf::cede_to_tick;	2101	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2102	$self->activate;
2117	}	2103	}
2118		2104
2119	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2109	}
2124		2110
2125	$self->post_load;	2111	$self->post_load;
2126	}	2112	}
2127		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2117	sub customise_for {
2129	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
2130		2119
2131	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2121	if $self->per_player;
…		…
2286		2275
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288		2277
2289	return if $self->players;	2278	return if $self->players;
2290		2279
2291	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2292		2281
2293	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2294		2283
2295	# need to save uniques path	2284	# need to save uniques path
2296	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2387	: normalise $_	2376	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2378	]
2390	}	2379	}
2391		2380
		2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
		2412
2392	=back	2413	=back
2393		2414
2394	=head3 cf::object	2415	=head3 cf::object
2395		2416
2396	=cut	2417	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2459		2480
2460	=cut	2481	=cut
2461		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
		2496
2462	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2498	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2501	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2514
2480	} else {	2515	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2518	}
2484	}	2519	}
2485	}	2520	}
2486		2521
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2547
2513	=item $player_object->enter_link	2548	=item $player_object->enter_link
2514		2549
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2551
2517	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2519		2556
2520	Will never block.	2557	Will never block.
2521		2558
2522	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2523		2560
…		…
2575	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2577		2614
2578	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2581		2618
2582	$map->load;	2619	$map->load;
2583	$map->load_neighbours;	2620	$map->load_neighbours;
2584		2621
2585	return unless $self->contr->active;	2622	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2623
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2590	}	2629	}
2591		2630
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593		2632
2594	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2637	be called at the end of this process.
		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
2599		2641
2600	=cut	2642	=cut
2601		2643
2602	our $GOTOGEN;	2644	our $GOTOGEN;
2603		2645
…		…
2682	}	2724	}
2683		2725
2684	sub prepare_random_map {	2726	sub prepare_random_map {
2685	my ($exit) = @_;	2727	my ($exit) = @_;
2686		2728
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2731	# that depends on the exit object
2692		2732
2693	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2735	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2700	}	2742	}
2701		2743
2702	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2703		2745
2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2707		2749
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2752	undef $fh;
2711	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2712		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2715	}	2761	}
2716	}	2762	}
2717		2763
2718	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2720		2766
2721	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2722		2768
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2769	$self->enter_link;
2735		2770
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2771	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2772	$Coro::current->{desc} = "enter_exit";
2742		2773
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2745	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2746		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2747	1;	2795	1
2748	}) {	2796	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2801
2754	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2771	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2773		2821
2774	utf8::encode $text;	2822	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2776	}	2849	}
2777		2850
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2852
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2857
2785	=cut	2858	=cut
2786		2859
2787	# non-persistent channels (usually the info channel)	2860	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
2789	"c/identify" => {	2868	"c/identify" => {
2790	id => "infobox",	2869	id => "infobox",
2791	title => "Identify",	2870	title => "Identify",
2792	reply => undef,	2871	reply => undef,
2793	tooltip => "Items recently identified",	2872	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2874	"c/examine" => {
2796	id => "infobox",	2875	id => "infobox",
2797	title => "Examine",	2876	title => "Examine",
2798	reply => undef,	2877	reply => undef,
2799	tooltip => "Signs and other items you examined",	2878	tooltip => "Signs and other items you examined",
		2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2885	},
2801	"c/book" => {	2886	"c/book" => {
2802	id => "infobox",	2887	id => "infobox",
2803	title => "Book",	2888	title => "Book",
2804	reply => undef,	2889	reply => undef,
…		…
2820	id => "infobox",	2905	id => "infobox",
2821	title => "Body Parts",	2906	title => "Body Parts",
2822	reply => undef,	2907	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2908	tooltip => "Shows which body parts you posess and are available",
2824	},	2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
2825	"c/uptime" => {	2946	"c/uptime" => {
2826	id => "infobox",	2947	id => "infobox",
2827	title => "Uptime",	2948	title => "Uptime",
2828	reply => undef,	2949	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2950	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	2953	id => "infobox",
2833	title => "Map Info",	2954	title => "Map Info",
2834	reply => undef,	2955	reply => undef,
2835	tooltip => "Information related to the maps",	2956	tooltip => "Information related to the maps",
2836	},	2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
2837	);	2972	);
2838		2973
2839	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2841		2976
2842	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2843		2979
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		2981
2846	# check predefined channels, for the benefit of C	2982	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	2983	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	2984	$channel = $CHANNEL{$channel};
2849		2985
2850	$self->ext_msg (channel_info => $channel)	2986	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	2987	$channel = $channel->{id};
2854		2988
2855	} elsif (ref $channel) {	2989	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	2993	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	2994	}
2862		2995
2863	$channel = $channel->{id};	2996	$channel = $channel->{id};
2864	}	2997	}
2865		2998
2866	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2867		3000
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3001	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2872		3004
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3008	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3009
2887	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3011	}
2901		3012
2902	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2903		3014
2904	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2907		3018
2908	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2910		3021
2911	if ($self->extcmd == 2) {	3022	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3027	}
2917	}	3028	}
2918		3029
2919	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2920		3031
…		…
2924		3035
2925	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2927		3038
2928	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3042	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3045	}
2935	}	3046	}
2936		3047
2937	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2938		3049
…		…
3039		3150
3040	$coro	3151	$coro
3041	}	3152	}
3042		3153
3043	cf::client->attach (	3154	cf::client->attach (
3044	on_destroy => sub {	3155	on_client_destroy => sub {
3045	my ($ns) = @_;	3156	my ($ns) = @_;
3046		3157
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3159	},
3049	);	3160	);
…		…
3065	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
3066		3177
3067	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
3068		3179
3069	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
3072	sort time	3183	sort time
3073	));	3184	));
3074		3185
3075	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
3078		3189
3079	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
3080		3191
3081	cf::object	3192	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3193	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3194	insert remove name archname title slaying race decrease split
		3195	value
3084		3196
3085	cf::object::player	3197	cf::object::player
3086	player	3198	player
3087		3199
3088	cf::player	3200	cf::player
…		…
3093		3205
3094	=cut	3206	=cut
3095		3207
3096	for (	3208	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3210	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3211	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
3103	) {	3215	) {
3104	no strict 'refs';	3216	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3124		3236
3125	my $qcode = $code;	3237	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
3128		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
3129	local $_;	3244	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3245
3132	my $eval =	3246	my $eval =
3133	"do {\n"	3247	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3250	. $code
3137	. "\n}"	3251	. "\n}"
3138	;	3252	;
3139		3253
		3254	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
3143		3263
3144	if ($@) {	3264	if ($@) {
3145	warn "$@";	3265	warn "$@";
3146	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
3147	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3166	=cut	3286	=cut
3167		3287
3168	sub register_script_function {	3288	sub register_script_function {
3169	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
3170		3290
3171	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
3173	}	3293	}
3174		3294
3175	=back	3295	=back
3176		3296
3177	=cut	3297	=cut
…		…
3198		3318
3199	$facedata->{version} == 2	3319	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3321
3202	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3325	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
3206	};	3328	};
3207	cf::cede_to_tick;	3329	cf::cede_to_tick;
3208		3330
3209	{	3331	{
3210	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3336
3215	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3341
3220	cf::cede_to_tick;	3342	cf::cede_to_tick;
3221	}	3343	}
3222		3344
3223	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
…		…
3247		3369
3248	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
3249	}	3371	}
3250		3372
3251	{	3373	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
3255		3375
3256	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3377	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3379
3261	if ($info->{type} & 1) {	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3381	cf::face::set_type $idx, $info->{type};
3276	} else {	3382	} else {
3277	$RESOURCE{$name} = $info;	3383	$RESOURCE{$name} = $info;
3278	}	3384	}
3279		3385
…		…
3312	while (my ($k, $v) = each %$want) {	3418	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3419	$ns->fx_want ($k, $v);
3314	}	3420	}
3315	};	3421	};
3316		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
		3432
3317	sub reload_regions {	3433	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3434	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3435	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3436	%ext::player_env::MUSIC_FACE_CACHE = ();
3321		3437
…		…
3334	}	3450	}
3335		3451
3336	sub reload_archetypes {	3452	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3455	}
3345		3456
3346	sub reload_treasures {	3457	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
3349	}	3460	}
3350		3461
3351	sub reload_resources {	3462	sub reload_resources {
3352	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
3353		3464
		3465	reload_facedata;
		3466	reload_archetypes;
3354	reload_regions;	3467	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3468	reload_treasures;
3359		3469
3360	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
3361	}	3471	}
3362		3472
3363	sub init {
3364	reload_resources;
3365	}
3366
3367	sub reload_config {	3473	sub reload_config {
		3474	warn "reloading config file...\n";
		3475
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
3369	or return;	3477	or return;
3370		3478
3371	local $/;	3479	local $/;
3372	*CFG = YAML::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
3373		3481
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3375		3483
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3381	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3382	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3383	};	3491	};
3384	warn $@ if $@;	3492	warn $@ if $@;
3385	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3386	}	3524	}
3387		3525
3388	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3389	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3392	(async {	3544	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3546	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3396	};	3548	};
3397		3549
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3550	evthread_start IO::AIO::poll_fileno;
3404	EV::loop;	3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
		3557	reload_config;
		3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
		3568	load_extensions;
		3569
		3570	utime time, time, $RUNTIMEFILE;
		3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
3405	}	3580	}
3406		3581
3407	#############################################################################	3582	#############################################################################
3408	# initialisation and cleanup	3583	# initialisation and cleanup
3409		3584
3410	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
3411	BEGIN {	3586	BEGIN {
3412	our %SIGWATCHER = ();	3587	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3589	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
3416	};	3591	};
3417	}	3592	}
3418	}	3593	}
3419		3594
3420	sub write_runtime_sync {	3595	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = AE::time;
3422		3597
3423	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3425		3600
3426	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3602
3428	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3429		3604
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3606	or return;
3432		3607
3433	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3446		3621
3447	close $fh	3622	close $fh
3448	or return;	3623	or return;
3449		3624
3450	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3626	and return;
3452		3627
3453	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3629
3455	1	3630	1
3456	}	3631	}
3457		3632
3458	our $uuid_lock;	3633	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3642	my $uuid = "$LOCALDIR/uuid";
3468		3643
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3645	or return;
3471		3646
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3655	$uuid_skip = 0;
3474		3656
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3658	and return;
3477		3659
…		…
3499	}	3681	}
3500		3682
3501	sub emergency_save() {	3683	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3503		3685
3504	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3505		3687
3506	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3507	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3700	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3702	$pl->save;
3516	}	3703	}
3517	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3518		3705
3519	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3709	$map->valid or next;
3523	$map->save;	3710	$map->save;
3524	}	3711	}
3525	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3526		3713
3527	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
3530		3717
3531	warn "begin write uuid\n";	3718	warn "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3719	write_uuid_sync 1;
3533	warn "end write uuid\n";	3720	warn "emergency_perl_save: end write uuid\n";
3534	};	3721	};
3535		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3536	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3537	}	3729	}
3538		3730
3539	sub post_cleanup {	3731	sub post_cleanup {
3540	my ($make_core) = @_;	3732	my ($make_core) = @_;
3541		3733
3542	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3544	}	3765	}
3545		3766
3546	sub do_reload_perl() {	3767	sub do_reload_perl() {
3547	# can/must only be called in main	3768	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3549	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3550	return;	3771	return;
3551	}	3772	}
3552		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = AE::time;
		3777
		3778	while ($RELOAD) {
3553	warn "reloading...";	3779	warn "reloading...";
3554		3780
3555	warn "entering sync_job";	3781	warn "entering sync_job";
3556		3782
3557	cf::sync_job {	3783	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3785	cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3561		3787
3562	warn "syncing database to disk";	3788	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3564		3790
3565	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3566		3792
3567	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3573	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();
3581
3582	warn "removing commands";
3583	%COMMAND = ();
3584
3585	warn "removing ext/exti commands";
3586	%EXTCMD = ();
3587	%EXTICMD = ();
3588
3589	warn "unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";
3592
3593	if (my $cb = $pkg->can ("unload")) {
3594	eval {
3595	$cb->($pkg);
3596	1
3597	} or warn "$pkg unloaded, but with errors: $@";
3598	}	3796	}
3599		3797
3600	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3601	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3602	}	3800	%EXT_CORO = ();
3603		3801
3604	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3605	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3608	warn "... unloading $k";	3811	warn "... unloading $pkg";
3609	delete $INC{$k};
3610		3812
3611	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;
3613
3614	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3615	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3616	}	3822	}
3617		3823
3618	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3619	}	3839	}
3620		3840
3621	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3623	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3624		3844
3625	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		3848
3629	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3630	# and global variables created in xs	3850	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3632		3852
3633	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3634		3854
3635	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3636	require cf;	3856	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3638		3858
3639	warn "loading config and database again";	3859	warn "loading config and database again";
3640	cf::reload_config;	3860	cf::reload_config;
3641		3861
3642	warn "loading extensions";	3862	warn "loading extensions";
3643	cf::load_extensions;	3863	cf::load_extensions;
3644		3864
		3865	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3648	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3651		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3652	warn "leaving sync_job";	3877	warn "leaving sync_job";
3653		3878
3654	1	3879	1
3655	} or do {	3880	} or do {
3656	warn $@;	3881	warn $@;
3657	cf::cleanup "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3658	};	3883	};
3659		3884
3660	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = AE::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3661	};	3891	};
3662		3892
3663	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3664		3894
3665	sub reload_perl() {	3895	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3668		3898
		3899	$RELOAD_WATCHER ||= cf::async {
		3900	Coro::AIO::aio_wait cache_extensions;
		3901
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3902	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	3903	do_reload_perl;
3671	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
		3905	};
3672	};	3906	};
3673	}	3907	}
3674		3908
3675	register_command "reload" => sub {	3909	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
…		…
3690		3924
3691	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3693		3927
3694	sub wait_for_tick {	3928	sub wait_for_tick {
3695	return if tick_inhibit;
3696	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3697		3930
3698	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3699	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;	3933	$signal->wait;
3701	}	3934	}
3702		3935
3703	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3704	return if tick_inhibit;
3705	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		3938
3707	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	3941	$signal->wait;
3710	}	3942	}
…		…
3715	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3716	return;	3948	return;
3717	}	3949	}
3718		3950
3719	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
		3952
		3953	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3720		3954
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3723	Coro::async_pool {	3957	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	3958	$Coro::current->{desc} = "runtime saver";
…		…
3747	}	3981	}
3748		3982
3749	{	3983	{
3750	# configure BDB	3984	# configure BDB
3751		3985
3752	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	3987	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	3988	$AnyEvent::BDB::WATCHER->priority (1);
3755		3989
3756	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| BDB::LOG_AUTOREMOVE, 1);	3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		3997
3763	cf::sync_job {	3998	cf::sync_job {
3764	eval {	3999	eval {
…		…
3790	{	4025	{
3791	# configure IO::AIO	4026	# configure IO::AIO
3792		4027
3793	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4030	undef $AnyEvent::AIO::WATCHER;
3796	}	4031	}
3797		4032
3798	my $_log_backtrace;	4033	my $_log_backtrace;
3799		4034
3800	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3803	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3804		4039
3805	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3807	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3808	async {	4044	async {
3809	$Coro::current->{desc} = "abt $msg";	4045	$Coro::current->{desc} = "abt $msg";
3810		4046
3811	my @bt = fork_call {	4047	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4059	}
3824		4060
3825	@funcs	4061	@funcs
3826	};	4062	};
3827		4063
3828	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4067	--$_log_backtrace;
3831	};	4068	};
3832	} else {	4069	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3835	}	4072	}
3836	}	4073	}
3837		4074
3838	# load additional modules	4075	# load additional modules
3839	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3840		4078
3841	END { cf::emergency_save }	4079	END { cf::emergency_save }
3842		4080
3843	1	4081	1
3844		4082

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