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Revision 1.413 by root, Sun Apr 6 16:13:20 2008 UTC vs.
Revision 1.503 by root, Sat Jan 30 23:46:39 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 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 4.32 ();	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	$busy = 0;
426	Coro::schedule;	460	Coro::schedule;
427	}	461	}
428	}	462	}
429	};	463	};
430		464
431	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
432	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
433		469
434	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
435	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
436		473
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
547	reset_signals;	584	reset_signals;
548	&$cb	585	&$cb
549	}, @args;	586	}, @args;
550		587
551	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
552	}	616	}
553		617
554	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
555		619
556	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
695		759
696	#############################################################################	760	#############################################################################
697		761
698	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
699		763
700	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
701	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")
702	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
703		767
704	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>
705	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
…		…
755	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
756		820
757	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
759		823
760	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
762		826
763	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
764		828
765	=over 4	829	=over 4
…		…
1056		1120
1057	sub reattach {	1121	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1123	my ($obj) = @_;
1060		1124
		1125	# no longer needed after getting rid of delete_package?
1061	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
1062		1127
1063	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1064		1129
1065	@$registry = ();	1130	@$registry = ();
1066		1131
…		…
1112	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1115		1180
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	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	}
1120	close $fh;	1188	aio_close $fh;
1121		1189
1122	if (@$objs) {	1190	if (@$objs) {
1123	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) {
1124	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1127	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	}
1128	close $fh;	1199	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1201	}
1131	} else {	1202	} else {
1132	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1133	}	1204	}
1134		1205
1135	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1210	} else {
1137	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1138	}	1212	}
1139	} else {	1213	} else {
1140	aio_unlink $filename;	1214	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1142	}	1216	}
…		…
1233	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1234		1308
1235	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1236	}	1310	}
1237		1311
		1312	use File::Glob ();
		1313
1238	cf::player->attach (	1314	cf::player->attach (
1239	on_command => sub {	1315	on_command => sub {
1240	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1241		1317
1242	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1274		1350
1275	cf::override;	1351	cf::override;
1276	},	1352	},
1277	);	1353	);
1278		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
1279	sub load_extensions {	1368	sub load_extensions {
1280	cf::sync_job {	1369	cf::sync_job {
1281	my %todo;	1370	my %todo;
1282		1371
1283	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1302		1391
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1394
1306	$ext{source} =	1395	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1309	. $source	1398	. $source
1310	. "\n};\n1";	1399	. "\n};\n1";
1311		1400
1312	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1352		1441
1353	=back	1442	=back
1354		1443
1355	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1356		1445
1357	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1358		1447
1359	=cut	1448	=cut
1360		1449
1361	package cf::player;	1450	package cf::player;
1362		1451
…		…
1405		1494
1406	sub exists($) {	1495	sub exists($) {
1407	my ($login) = @_;	1496	my ($login) = @_;
1408		1497
1409	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1411	}	1500	}
1412		1501
1413	sub find($) {	1502	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1504	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1516	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1517	or return;
1429		1518
1430	my $pl = cf::player::load_pl $f	1519	my $pl = cf::player::load_pl $f
1431	or return;	1520	or return;
		1521
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1522	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1523	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1435	}	1525	}
1436	}	1526	}
…		…
1446		1536
1447	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1448		1538
1449	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
		1541
		1542	cf::get_slot 0.01;
1451		1543
1452	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1545	cf::cede_to_tick;
1454	}	1546	}
1455		1547
…		…
1487	my ($pl) = @_;	1579	my ($pl) = @_;
1488		1580
1489	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1490		1582
1491	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1585
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1497	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1498		1592
1499	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1539		1633
1540	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
1541	my $path = path $login;	1635	my $path = path $login;
1542		1636
1543	# a .pst is a dead give-away for a valid player	1637	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1643	}
1549		1644
…		…
1580	}	1675	}
1581		1676
1582	\@paths	1677	\@paths
1583	}	1678	}
1584		1679
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1681
1587	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677		1683
1678	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1679		1685
1680	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1681		1687
…		…
1748	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1750		1756
1751	sub generate_random_map {	1757	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1753	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1754	$self->_create_random_map (	1763	$self->_create_random_map (
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1879		1888
1880	# the temporary/swap location	1889	# the temporary/swap location
1881	sub save_path {	1890	sub save_path {
1882	my ($self) = @_;	1891	my ($self) = @_;
1883		1892
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1886	}	1895	}
1887		1896
1888	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1889	sub uniq_path {	1898	sub uniq_path {
1890	my ($self) = @_;	1899	my ($self) = @_;
1891		1900
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	1903	}
1904		1904
1905	sub decay_objects {	1905	sub decay_objects {
1906	my ($self) = @_;	1906	my ($self) = @_;
1907		1907
…		…
1991	sub find {	1991	sub find {
1992	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1993		1993
1994	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1995		1995
1996	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1998		1998
1999	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
2004	or return;	2001	or return;
2005		2002
2006	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
2007		2004
…		…
2009	or return;	2006	or return;
2010		2007
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
2014	undef $guard1;	2012	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2013	$map->reset;
2017	return find $path;	2014	return find $path;
2018	}	2015	}
2019		2016
2020	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
2021	}	2018	}
2022	}	2019	}
2023		2020
2024	sub pre_load { }	2021	sub pre_load { }
2025	sub post_load { }	2022	#sub post_load { } # XS
2026		2023
2027	sub load {	2024	sub load {
2028	my ($self) = @_;	2025	my ($self) = @_;
2029		2026
2030	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2045	$f->skip_block;
2049	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
2050	or return;	2047	or return;
2051		2048
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
2053	if delete $self->{load_original};	2050	if delete $self->{load_original};
2054		2051
2055	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2053	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
2075	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2073	$self->decay_objects;
2077	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
2078	$self->update_buttons;	2075	$self->update_buttons;
2079	cf::cede_to_tick;	2076	cf::cede_to_tick;
2080	$self->set_darkness_map;
2081	cf::cede_to_tick;
2082	$self->activate;	2077	$self->activate;
2083	}	2078	}
2084		2079
2085	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
2087		2082
2088	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
2089	}	2084	}
2090		2085
2091	$self->post_load;	2086	$self->post_load;
2092	}	2087	}
2093		2088
…		…
2151	my ($path, $origin, $load) = @_;	2146	my ($path, $origin, $load) = @_;
2152		2147
2153	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
2154		2149
2155	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157	}	2152	}
2158		2153
2159	$MAP_PREFETCH{$path} |= $load;	2154	$MAP_PREFETCH{$path} |= $load;
2160		2155
2161	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
…		…
2198	cf::async {	2193	cf::async {
2199	$Coro::current->{desc} = "map player save";	2194	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
2201	};	2196	};
2202		2197
		2198	cf::get_slot 0.02;
		2199
2203	if ($uniq) {	2200	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2203	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2215	$self->save;	2212	$self->save;
2216		2213
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2215
2219	return if $self->players;	2216	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
2221	return if $self->{deny_save};	2218	return if $self->{deny_save};
2222		2219
2223	$self->in_memory (cf::MAP_SWAPPED);	2220	$self->in_memory (cf::MAP_SWAPPED);
2224		2221
2225	$self->deactivate;	2222	$self->deactivate;
…		…
2250		2247
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252		2249
2253	return if $self->players;	2250	return if $self->players;
2254		2251
2255	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2256		2253
2257	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2258		2255
2259	# need to save uniques path	2256	# need to save uniques path
2260	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2343		2340
2344	sub unique_maps() {	2341	sub unique_maps() {
2345	[	2342	[
2346	map {	2343	map {
2347	utf8::decode $_;	2344	utf8::decode $_;
2348	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
2349	? normalise $_	2348	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2350	]
2353	}	2351	}
2354		2352
2355	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
2356		2384
2357	=back	2385	=back
2358		2386
2359	=head3 cf::object	2387	=head3 cf::object
2360		2388
…		…
2364		2392
2365	=over 4	2393	=over 4
2366		2394
2367	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2368		2396
2369	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2370		2399
2371	=cut	2400	=cut
2372		2401
2373	sub inv_recursive_;	2402	sub inv_recursive_;
2374	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2380	}	2409	}
2381		2410
2382	=item $ref = $ob->ref	2411	=item $ref = $ob->ref
2383		2412
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2413	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2414
2386	=item $ob = cf::object::deref ($refstring)	2415	=item $ob = cf::object::deref ($refstring)
2387		2416
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2418	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2450	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2423		2452
2424	=cut	2453	=cut
2425		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
		2468
2426	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2470	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2473	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2484	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2486
2444	} else {	2487	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2490	}
2448	}	2491	}
2449	}	2492	}
2450		2493
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2519
2477	=item $player_object->enter_link	2520	=item $player_object->enter_link
2478		2521
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2523
2481	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2483		2528
2484	Will never block.	2529	Will never block.
2485		2530
2486	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2487		2532
…		…
2539	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2541		2586
2542	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2545		2590
2546	$map->load;	2591	$map->load;
2547	$map->load_neighbours;	2592	$map->load_neighbours;
2548		2593
2549	return unless $self->contr->active;	2594	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2595
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2554	}	2601	}
2555		2602
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2557		2604
2558	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2609	be called at the end of this process.
		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
2563		2613
2564	=cut	2614	=cut
2565		2615
2566	our $GOTOGEN;	2616	our $GOTOGEN;
2567		2617
…		…
2646	}	2696	}
2647		2697
2648	sub prepare_random_map {	2698	sub prepare_random_map {
2649	my ($exit) = @_;	2699	my ($exit) = @_;
2650		2700
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2703	# that depends on the exit object
2656		2704
2657	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2707	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2664	}	2714	}
2665		2715
2666	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2667		2717
2668	my $data = cf::encode_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2671		2721
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2724	undef $fh;
2675	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2676		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2679	}	2733	}
2680	}	2734	}
2681		2735
2682	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2684		2738
2685	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2686		2740
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	2741	$self->enter_link;
2699		2742
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	2743	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2744	$Coro::current->{desc} = "enter_exit";
2706		2745
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2709	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2710		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2711	1;	2767	1
2712	}) {	2768	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2773
2718	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2735	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2737		2793
2738	utf8::encode $text;	2794	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2740	}	2821	}
2741		2822
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		2824
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		2829
2749	=cut	2830	=cut
2750		2831
2751	# non-persistent channels (usually the info channel)	2832	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2753	"c/identify" => {	2840	"c/identify" => {
2754	id => "infobox",	2841	id => "infobox",
2755	title => "Identify",	2842	title => "Identify",
2756	reply => undef,	2843	reply => undef,
2757	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	2846	"c/examine" => {
2760	id => "infobox",	2847	id => "infobox",
2761	title => "Examine",	2848	title => "Examine",
2762	reply => undef,	2849	reply => undef,
2763	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
2764	},	2857	},
2765	"c/book" => {	2858	"c/book" => {
2766	id => "infobox",	2859	id => "infobox",
2767	title => "Book",	2860	title => "Book",
2768	reply => undef,	2861	reply => undef,
…		…
2784	id => "infobox",	2877	id => "infobox",
2785	title => "Body Parts",	2878	title => "Body Parts",
2786	reply => undef,	2879	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2880	tooltip => "Shows which body parts you posess and are available",
2788	},	2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
2789	"c/uptime" => {	2918	"c/uptime" => {
2790	id => "infobox",	2919	id => "infobox",
2791	title => "Uptime",	2920	title => "Uptime",
2792	reply => undef,	2921	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	2922	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	2925	id => "infobox",
2797	title => "Map Info",	2926	title => "Map Info",
2798	reply => undef,	2927	reply => undef,
2799	tooltip => "Information related to the maps",	2928	tooltip => "Information related to the maps",
2800	},	2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2801	);	2944	);
2802		2945
2803	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2805		2948
2806	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2807		2951
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		2953
2810	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	2955	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	2956	$channel = $CHANNEL{$channel};
2813		2957
2814	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	2959	$channel = $channel->{id};
2818		2960
2819	} elsif (ref $channel) {	2961	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	2966	}
2826		2967
2827	$channel = $channel->{id};	2968	$channel = $channel->{id};
2828	}	2969	}
2829		2970
2830	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2831		2972
2832	if ($self->can_msg) {
2833	# default colour, mask it out	2973	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2836		2976
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	2980	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		2981
2851	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	2983	}
2865		2984
2866	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2867		2986
2868	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2871		2990
2872	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2874		2993
2875	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	2999	}
2881	}	3000	}
2882		3001
2883	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2884		3003
…		…
2888		3007
2889	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2891		3010
2892	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove	3014	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}	3017	}
2899	}	3018	}
2900		3019
2901	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2902		3021
…		…
3029	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
3030		3149
3031	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
3032		3151
3033	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
3036	sort time	3155	sort time
3037	));	3156	));
3038		3157
3039	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
3042		3161
3043	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
3044		3163
3045	cf::object	3164	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3165	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3166	insert remove name archname title slaying race decrease split
		3167	value
3048		3168
3049	cf::object::player	3169	cf::object::player
3050	player	3170	player
3051		3171
3052	cf::player	3172	cf::player
…		…
3057		3177
3058	=cut	3178	=cut
3059		3179
3060	for (	3180	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3183	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
3067	) {	3187	) {
3068	no strict 'refs';	3188	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3088		3208
3089	my $qcode = $code;	3209	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
3092		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
3093	local $_;	3216	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3217
3096	my $eval =	3218	my $eval =
3097	"do {\n"	3219	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3222	. $code
3101	. "\n}"	3223	. "\n}"
3102	;	3224	;
3103		3225
		3226	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
3107		3235
3108	if ($@) {	3236	if ($@) {
3109	warn "$@";	3237	warn "$@";
3110	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
3111	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3130	=cut	3258	=cut
3131		3259
3132	sub register_script_function {	3260	sub register_script_function {
3133	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
3134		3262
3135	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
3137	}	3265	}
3138		3266
3139	=back	3267	=back
3140		3268
3141	=cut	3269	=cut
…		…
3162		3290
3163	$facedata->{version} == 2	3291	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3165		3293
3166	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3167	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3168	type => FT_RSRC,	3297	type => FT_RSRC,
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3170	};	3300	};
3171	cf::cede_to_tick;	3301	cf::cede_to_tick;
3172		3302
3173	{	3303	{
3174	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
…		…
3176	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3308
3179	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3183		3313
3184	cf::cede_to_tick;	3314	cf::cede_to_tick;
3185	}	3315	}
3186		3316
3187	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
…		…
3211		3341
3212	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3213	}	3343	}
3214		3344
3215	{	3345	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3219		3347
3220	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3349	if (defined $info->{type}) {
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3351
3225	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3353	cf::face::set_type $idx, $info->{type};
3240	} else {	3354	} else {
3241	$RESOURCE{$name} = $info;	3355	$RESOURCE{$name} = $info;
3242	}	3356	}
3243		3357
…		…
3276	while (my ($k, $v) = each %$want) {	3390	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3391	$ns->fx_want ($k, $v);
3278	}	3392	}
3279	};	3393	};
3280		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
		3404
3281	sub reload_regions {	3405	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3406	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3407	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3408	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3409
…		…
3298	}	3422	}
3299		3423
3300	sub reload_archetypes {	3424	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3425	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3426	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3427	}
3309		3428
3310	sub reload_treasures {	3429	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3430	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3431	or die "unable to load treasurelists\n";
3313	}	3432	}
3314		3433
3315	sub reload_resources {	3434	sub reload_resources {
3316	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
3317		3436
		3437	reload_facedata;
		3438	reload_archetypes;
3318	reload_regions;	3439	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3440	reload_treasures;
3323		3441
3324	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3325	}	3443	}
3326		3444
3327	sub init {
3328	reload_resources;
3329	}
3330
3331	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3449	or return;
3334		3450
3335	local $/;	3451	local $/;
3336	*CFG = YAML::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3337		3453
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3339		3455
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3345	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3346	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3347	};	3463	};
3348	warn $@ if $@;	3464	warn $@ if $@;
3349	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3350	}	3496	}
3351		3497
3352	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3353	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3516	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3518	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3360	};	3520	};
3361		3521
3362	reload_config;
3363	db_init;
3364	load_extensions;
3365
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367	evthread_start IO::AIO::poll_fileno;	3522	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
		3529	reload_config;
		3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
		3541	load_extensions;
		3542
		3543	utime time, time, $RUNTIMEFILE;
		3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
3369	}	3553	}
3370		3554
3371	#############################################################################	3555	#############################################################################
3372	# initialisation and cleanup	3556	# initialisation and cleanup
3373		3557
…		…
3379	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
3380	};	3564	};
3381	}	3565	}
3382	}	3566	}
3383		3567
3384	sub write_runtime {	3568	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";
3386
3387	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3389		3571
3390	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3573
3392	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3393		3575
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3395	or return;	3577	or return;
3396		3578
3397	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3410		3592
3411	close $fh	3593	close $fh
3412	or return;	3594	or return;
3413		3595
3414	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3597	and return;
3416		3598
3417	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3418		3600
3419	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
3420	}	3652	}
3421		3653
3422	sub emergency_save() {	3654	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3424		3656
3425	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3426		3658
3427	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3428	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3671	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3673	$pl->save;
3437	}	3674	}
3438	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3439		3676
3440	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3680	$map->valid or next;
3444	$map->save;	3681	$map->save;
3445	}	3682	}
3446	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3447		3684
3448	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
3451	};	3692	};
3452		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3453	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3454	}	3700	}
3455		3701
3456	sub post_cleanup {	3702	sub post_cleanup {
3457	my ($make_core) = @_;	3703	my ($make_core) = @_;
3458		3704
3459	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3461	}	3736	}
3462		3737
3463	sub do_reload_perl() {	3738	sub do_reload_perl() {
3464	# can/must only be called in main	3739	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3466	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3467	return;	3742	return;
3468	}	3743	}
3469		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3470	warn "reloading...";	3750	warn "reloading...";
3471		3751
3472	warn "entering sync_job";	3752	warn "entering sync_job";
3473		3753
3474	cf::sync_job {	3754	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3756	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3478		3758
3479	warn "syncing database to disk";	3759	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3761
3482	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3483		3763
3484	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3490	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();
3498
3499	warn "removing commands";
3500	%COMMAND = ();
3501
3502	warn "removing ext/exti commands";
3503	%EXTCMD = ();
3504	%EXTICMD = ();
3505
3506	warn "unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";
3509
3510	if (my $cb = $pkg->can ("unload")) {
3511	eval {
3512	$cb->($pkg);
3513	1
3514	} or warn "$pkg unloaded, but with errors: $@";
3515	}	3767	}
3516		3768
3517	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3519	}	3771	%EXT_CORO = ();
3520		3772
3521	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3782	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3783
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3532	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3533	}	3793	}
3534		3794
3535	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3536	}	3810	}
3537		3811
3538	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3815
3542	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3819
3546	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3821	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3549		3823
3550	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3551		3825
3552	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3553	require cf;	3827	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3555		3829
3556	warn "loading config and database again";	3830	warn "loading config and database again";
3557	cf::reload_config;	3831	cf::reload_config;
3558		3832
3559	warn "loading extensions";	3833	warn "loading extensions";
3560	cf::load_extensions;	3834	cf::load_extensions;
3561		3835
		3836	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3568		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3569	warn "leaving sync_job";	3848	warn "leaving sync_job";
3570		3849
3571	1	3850	1
3572	} or do {	3851	} or do {
3573	warn $@;	3852	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3575	};	3854	};
3576		3855
3577	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3578	};	3862	};
3579		3863
3580	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3581		3865
3582	sub reload_perl() {	3866	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3585		3869
		3870	$RELOAD_WATCHER ||= cf::async {
		3871	Coro::AIO::aio_wait cache_extensions;
		3872
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3874	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
		3876	};
3589	};	3877	};
3590	}	3878	}
3591		3879
3592	register_command "reload" => sub {	3880	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
…		…
3607		3895
3608	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3610		3898
3611	sub wait_for_tick {	3899	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3614		3901
3615	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3904	$signal->wait;
3618	}	3905	}
3619		3906
3620	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3623		3909
3624	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3912	$signal->wait;
3627	}	3913	}
…		…
3633	return;	3919	return;
3634	}	3920	}
3635		3921
3636	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
3637		3923
		3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
		3925
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	3928	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	3929	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	3930	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	3931	or warn "ERROR: unable to write runtime file: $!";
3644	};	3932	};
3645	}	3933	}
3646		3934
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3664	}	3952	}
3665		3953
3666	{	3954	{
3667	# configure BDB	3955	# configure BDB
3668		3956
3669	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	3959	$AnyEvent::BDB::WATCHER->priority (1);
3672		3960
3673	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		3968
3680	cf::sync_job {	3969	cf::sync_job {
3681	eval {	3970	eval {
…		…
3707	{	3996	{
3708	# configure IO::AIO	3997	# configure IO::AIO
3709		3998
3710	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4001	undef $AnyEvent::AIO::WATCHER;
3713	}	4002	}
3714		4003
3715	my $_log_backtrace;	4004	my $_log_backtrace;
3716		4005
3717	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3721		4010
3722	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3725	async {	4015	async {
3726	$Coro::current->{desc} = "abt $msg";	4016	$Coro::current->{desc} = "abt $msg";
3727		4017
3728	my @bt = fork_call {	4018	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4030	}
3741		4031
3742	@funcs	4032	@funcs
3743	};	4033	};
3744		4034
3745	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4038	--$_log_backtrace;
3748	};	4039	};
3749	} else {	4040	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	4043	}
3753	}	4044	}
3754		4045
3755	# load additional modules	4046	# load additional modules
3756	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3757		4049
3758	END { cf::emergency_save }	4050	END { cf::emergency_save }
3759		4051
3760	1	4052	1
3761		4053

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