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Revision 1.426 by root, Thu Apr 24 04:40:31 2008 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	118	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		120
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	124	our $DB_ENV;
105		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
106	our %CFG;	128	our %CFG;
107		129
108	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	131	our $RUNTIME;
110	our $NOW;	132	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	143	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
123		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
124	binmode STDOUT;	151	binmode STDOUT;
125	binmode STDERR;	152	binmode STDERR;
126		153
127	# read virtual server time, if available	154	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
132	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
133		162
134	mkdir $_	163	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		165
137	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
138		167
139	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		180
141	#############################################################################	181	#############################################################################
142		182
143	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
144		184
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	231	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.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		233
194	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
195		235
196	This array contains the results of the last C<invoke ()> call. When	236	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	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	238	that call.
199		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
200	=back	246	=back
201		247
202	=cut	248	=cut
203		249
204	BEGIN {	250	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	251	my $msg = join "", @_;
207		252
208	$msg .= "\n"	253	$msg .= "\n"
209	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
210		255
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		257
213	LOG llevError, $msg;	258	LOG llevError, $msg;
214	};	259	};
215	}
216		260
217	$Coro::State::DIEHOOK = sub {	261	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
219		265
220	if ($Coro::current == $Coro::main) {#d#	266	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	268	return;#d#
223	}#d#	269	}#d#
224		270
225	# kill coroutine otherwise	271	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	272	Coro::terminate
228	};	273	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		274
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	285	for my $pkg (qw(
243	cf::global cf::attachable	286	cf::global cf::attachable
244	cf::object cf::object::player	287	cf::object cf::object::player
245	cf::client cf::player	288	cf::client cf::player
246	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
247	cf::map cf::party cf::region	291	cf::party cf::region
248	)) {	292	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	294	}
252		295
253	$EV::DIED = sub {	296	$EV::DIED = sub {
254	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
255	};	298	};
256		299
257	#############################################################################	300	#############################################################################
258		301
259	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		340
298	sub encode_json($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
300		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
		357
301	=item cf::lock_wait $string	358	=item cf::lock_wait $string
302		359
303	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
304		361
305	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
306		363
307	Wait until the given lock is available and then acquires it and returns	364	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,	365	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	366	for example when the coroutine gets canceled), the lock is automatically
310	returned.	367	returned.
311		368
312	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	370	deadlocked coro.
…		…
319		376
320	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
321		378
322	=cut	379	=cut
323		380
324	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		382
327	sub lock_wait($) {	383	sub lock_wait($) {
328	my ($key) = @_;	384	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	385	}
341		386
342	sub lock_acquire($) {	387	sub lock_acquire($) {
343	my ($key) = @_;	388	$LOCKS->guard ($_[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	}	389	}
357		390
358	sub lock_active($) {	391	sub lock_active($) {
359	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	393	}
363		394
364	sub freeze_mainloop {	395	sub freeze_mainloop {
365	tick_inhibit_inc;	396	tick_inhibit_inc;
366		397
367	Coro::guard \&tick_inhibit_dec;	398	&Guard::guard (\&tick_inhibit_dec);
368	}	399	}
369		400
370	=item cf::periodic $interval, $cb	401	=item cf::periodic $interval, $cb
371		402
372	Like EV::periodic, but randomly selects a starting point so that the actions	403	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	404	get spread over time.
374		405
375	=cut	406	=cut
376		407
377	sub periodic($$) {	408	sub periodic($$) {
378	my ($interval, $cb) = @_;	409	my ($interval, $cb) = @_;
…		…
395		426
396	=cut	427	=cut
397		428
398	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
400		432
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
404		436
405	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
406		439
407	while () {	440	while () {
408	next_job:	441	next_job:
		442
409	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	444
411	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	449	$job->[2]->send;
415	Coro::cede;	450	Coro::cede;
416	goto next_job;	451	goto next_job;
417	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	454	}
419	}	455	}
420		456
421	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	460	$signal->wait;
425	} else {	461	} else {
		462	$busy = 0;
426	Coro::schedule;	463	Coro::schedule;
427	}	464	}
428	}	465	}
429	};	466	};
430		467
431	sub get_slot($;$$) {	468	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	469	return if tick_inhibit || $Coro::current == $Coro::main;
433		470
434	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
435		472
436	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
437	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
438		476
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
468		506
469	sub sync_job(&) {	507	sub sync_job(&) {
470	my ($job) = @_;	508	my ($job) = @_;
471		509
472	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	511	my $time = AE::time;
474		512
475	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
477		515
478	LOG llevError, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	533	} else {
496	EV::loop EV::LOOP_ONESHOT;	534	EV::loop EV::LOOP_ONESHOT;
497	}	535	}
498	}	536	}
499		537
500	my $time = EV::time - $time;	538	my $time = AE::time - $time;
501		539
502	$TICK_START += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
503		541
504	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
505	} else {	543	} else {
…		…
549	reset_signals;	587	reset_signals;
550	&$cb	588	&$cb
551	}, @args;	589	}, @args;
552		590
553	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
554	}	603	}
555		604
556	=item $coin = coin_from_name $name	605	=item $coin = coin_from_name $name
557		606
558	=cut	607	=cut
…		…
724		773
725	#############################################################################	774	#############################################################################
726		775
727	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
728		777
729	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
732		781
733	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
785		834
786	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
788		837
789	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
791		840
792	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
793		842
794	=over 4	843	=over 4
…		…
1085		1134
1086	sub reattach {	1135	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1137	my ($obj) = @_;
1089		1138
		1139	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1141
1092	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
1093		1143
1094	@$registry = ();	1144	@$registry = ();
1095		1145
…		…
1141	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1144		1194
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1149	close $fh;	1202	aio_close $fh;
1150		1203
1151	if (@$objs) {	1204	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1157	close $fh;	1213	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1215	}
1160	} else {	1216	} else {
1161	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1162	}	1218	}
1163		1219
1164	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1224	} else {
1166	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1167	}	1226	}
1168	} else {	1227	} else {
1169	aio_unlink $filename;	1228	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1171	}	1230	}
…		…
1262	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1263		1322
1264	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1265	}	1324	}
1266		1325
		1326	use File::Glob ();
		1327
1267	cf::player->attach (	1328	cf::player->attach (
1268	on_command => sub {	1329	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1270		1331
1271	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1272	or return;	1333	or return;
1273		1334
…		…
1303		1364
1304	cf::override;	1365	cf::override;
1305	},	1366	},
1306	);	1367	);
1307		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1308	sub load_extensions {	1382	sub load_extensions {
1309	cf::sync_job {	1383	cf::sync_job {
1310	my %todo;	1384	my %todo;
1311		1385
1312	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1405
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1408
1335	$ext{source} =	1409	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1338	. $source	1412	. $source
1339	. "\n};\n1";	1413	. "\n};\n1";
1340		1414
1341	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1342	}	1416	}
1343		1417
		1418	my $pass = 0;
1344	my %done;	1419	my %done;
1345	while (%todo) {	1420	while (%todo) {
1346	my $progress;	1421	my $progress;
1347		1422
		1423	++$pass;
		1424
		1425	ext:
1348	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1428	next ext
1351	unless exists $done{$_};	1429	unless exists $done{$_};
1352	}	1430	}
1353		1431
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1433
1356	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1438
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1440	if exists $v->{meta}{mandatory};
1364		1441	} else {
1365	warn $msg;	1442	$done{$k} = delete $todo{$k};
		1443	push @EXTS, $v->{pkg};
		1444	$progress = 1;
		1445
		1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1366	}	1448	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1449	}
1372		1450
1373	skip:	1451	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1376	}	1459	}
1377	};	1460	};
1378	}	1461	}
1379		1462
1380	#############################################################################	1463	#############################################################################
1381		1464
1382	=back	1465	=back
1383		1466
1384	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1385		1468
1386	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1387		1470
1388	=cut	1471	=cut
1389		1472
1390	package cf::player;	1473	package cf::player;
1391		1474
…		…
1434		1517
1435	sub exists($) {	1518	sub exists($) {
1436	my ($login) = @_;	1519	my ($login) = @_;
1437		1520
1438	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1440	}	1523	}
1441		1524
1442	sub find($) {	1525	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1527	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1540	or return;
1458		1541
1459	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1460	or return;	1543	or return;
		1544
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1464	}	1548	}
1465	}	1549	}
1466	}	1550	}
1467		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1468	sub save($) {	1565	sub save($) {
1469	my ($pl) = @_;	1566	my ($pl) = @_;
1470		1567
1471	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1472		1569
…		…
1477		1574
1478	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1480		1577
1481	cf::get_slot 0.01;	1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1582
1483	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1584	cf::cede_to_tick;
1485	}	1585	}
1486		1586
…		…
1518	my ($pl) = @_;	1618	my ($pl) = @_;
1519		1619
1520	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1521		1621
1522	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1624
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1529		1631
1530	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1672
1571	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1572	my $path = path $login;	1674	my $path = path $login;
1573		1675
1574	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1682	}
1580		1683
…		…
1611	}	1714	}
1612		1715
1613	\@paths	1716	\@paths
1614	}	1717	}
1615		1718
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1720
1618	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1722
1709	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1710		1724
1711	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1712		1726
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1800
1787	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1802	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1925		1939
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1928	}	1942	}
1929		1943
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1944	sub decay_objects {
1940	my ($self) = @_;	1945	my ($self) = @_;
1941		1946
1942	return if $self->{deny_reset};	1947	return if $self->{deny_reset};
1943		1948
…		…
2025	sub find {	2030	sub find {
2026	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
2027		2032
2028	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
2029		2034
2030	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2037
2033	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
2038	or return;	2040	or return;
2039		2041
2040	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
2041		2043
…		…
2043	or return;	2045	or return;
2044		2046
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
2048	undef $guard1;	2051	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2052	$map->reset;
2051	return find $path;	2053	return find $path;
2052	}	2054	}
2053		2055
2054	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
2055	}	2057	}
2056	}	2058	}
2057		2059
2058	sub pre_load { }	2060	sub pre_load { }
2059	sub post_load { }	2061	#sub post_load { } # XS
2060		2062
2061	sub load {	2063	sub load {
2062	my ($self) = @_;	2064	my ($self) = @_;
2063		2065
2064	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2084	$f->skip_block;
2083	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
2084	or return;	2086	or return;
2085		2087
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
2087	if delete $self->{load_original};	2089	if delete $self->{load_original};
2088		2090
2089	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2092	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2112	$self->decay_objects;
2111	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
2112	$self->update_buttons;	2114	$self->update_buttons;
2113	cf::cede_to_tick;	2115	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2116	$self->activate;
2117	}	2117	}
2118		2118
2119	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2123	}
2124		2124
2125	$self->post_load;	2125	$self->post_load;
2126	}	2126	}
2127		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2131	sub customise_for {
2129	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
2130		2133
2131	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2135	if $self->per_player;
…		…
2209	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2210		2213
2211	()	2214	()
2212	}	2215	}
2213		2216
		2217	# common code, used by both ->save and ->swapout
2214	sub save {	2218	sub _save {
2215	my ($self) = @_;	2219	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2220
2219	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2220		2222
2221	return unless $self->dirty;	2223	return unless $self->dirty;
2222		2224
…		…
2242	} else {	2244	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2246	}
2245	}	2247	}
2246		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2247	sub swap_out {	2257	sub swap_out {
2248	my ($self) = @_;	2258	my ($self) = @_;
2249		2259
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2261
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2262	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2263	return if $self->{deny_save};
		2264	return if $self->players;
2258		2265
2259	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2260
2261	$self->deactivate;	2267	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2263	$self->clear;	2275	$self->clear;
2264	}	2276	}
2265		2277
2266	sub reset_at {	2278	sub reset_at {
2267	my ($self) = @_;	2279	my ($self) = @_;
…		…
2286		2298
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288		2300
2289	return if $self->players;	2301	return if $self->players;
2290		2302
2291	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2292		2304
2293	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2294		2306
2295	# need to save uniques path	2307	# need to save uniques path
2296	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2387	: normalise $_	2399	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2401	]
2390	}	2402	}
2391		2403
		2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
		2435
2392	=back	2436	=back
2393		2437
2394	=head3 cf::object	2438	=head3 cf::object
2395		2439
2396	=cut	2440	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2459		2503
2460	=cut	2504	=cut
2461		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
		2519
2462	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2521	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2537
2480	} else {	2538	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2541	}
2484	}	2542	}
2485	}	2543	}
2486		2544
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2570
2513	=item $player_object->enter_link	2571	=item $player_object->enter_link
2514		2572
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2574
2517	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2519		2579
2520	Will never block.	2580	Will never block.
2521		2581
2522	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2523		2583
…		…
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2609
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2552		2612
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2614	}
2555		2615
2556	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2558		2618
…		…
2575	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2577		2637
2578	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2581		2641
2582	$map->load;	2642	$map->load;
2583	$map->load_neighbours;	2643	$map->load_neighbours;
2584		2644
2585	return unless $self->contr->active;	2645	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2646
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2590	}	2652	}
2591		2653
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593		2655
2594	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2660	be called at the end of this process.
		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
2599		2664
2600	=cut	2665	=cut
2601		2666
2602	our $GOTOGEN;	2667	our $GOTOGEN;
2603		2668
…		…
2682	}	2747	}
2683		2748
2684	sub prepare_random_map {	2749	sub prepare_random_map {
2685	my ($exit) = @_;	2750	my ($exit) = @_;
2686		2751
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2754	# that depends on the exit object
2692		2755
2693	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2758	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2700	}	2765	}
2701		2766
2702	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2703		2768
2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2775	undef $fh;
2711	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2712		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2715	}	2784	}
2716	}	2785	}
2717		2786
2718	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2720		2789
2721	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2722		2791
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2792	$self->enter_link;
2735		2793
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2794	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2795	$Coro::current->{desc} = "enter_exit";
2742		2796
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2745	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2746		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2747	1;	2818	1
2748	}) {	2819	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2824
2754	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2771	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2773		2844
2774	utf8::encode $text;	2845	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2776	}	2872	}
2777		2873
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2875
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2880
2785	=cut	2881	=cut
2786		2882
2787	# non-persistent channels (usually the info channel)	2883	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2789	"c/identify" => {	2891	"c/identify" => {
2790	id => "infobox",	2892	id => "infobox",
2791	title => "Identify",	2893	title => "Identify",
2792	reply => undef,	2894	reply => undef,
2793	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2897	"c/examine" => {
2796	id => "infobox",	2898	id => "infobox",
2797	title => "Examine",	2899	title => "Examine",
2798	reply => undef,	2900	reply => undef,
2799	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2908	},
2801	"c/book" => {	2909	"c/book" => {
2802	id => "infobox",	2910	id => "infobox",
2803	title => "Book",	2911	title => "Book",
2804	reply => undef,	2912	reply => undef,
…		…
2820	id => "infobox",	2928	id => "infobox",
2821	title => "Body Parts",	2929	title => "Body Parts",
2822	reply => undef,	2930	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2931	tooltip => "Shows which body parts you posess and are available",
2824	},	2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
2825	"c/uptime" => {	2969	"c/uptime" => {
2826	id => "infobox",	2970	id => "infobox",
2827	title => "Uptime",	2971	title => "Uptime",
2828	reply => undef,	2972	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2973	tooltip => "How long the server has been running since last restart",
…		…
2838	id => "party",	2982	id => "party",
2839	title => "Party",	2983	title => "Party",
2840	reply => "gsay ",	2984	reply => "gsay ",
2841	tooltip => "Messages and chat related to your party",	2985	tooltip => "Messages and chat related to your party",
2842	},	2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2843	);	2995	);
2844		2996
2845	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2846	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2847		2999
2848	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2849		3002
2850	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2851		3004
2852	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2853	if ($CHANNEL{$channel}) {	3006	if ($CHANNEL{$channel}) {
2854	$channel = $CHANNEL{$channel};	3007	$channel = $CHANNEL{$channel};
2855		3008
2856	$self->ext_msg (channel_info => $channel)	3009	$self->ext_msg (channel_info => $channel);
2857	if $self->can_msg;
2858
2859	$channel = $channel->{id};	3010	$channel = $channel->{id};
2860		3011
2861	} elsif (ref $channel) {	3012	} elsif (ref $channel) {
2862	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2863	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2864	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2865	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2866	if $self->can_msg;
2867	}	3017	}
2868		3018
2869	$channel = $channel->{id};	3019	$channel = $channel->{id};
2870	}	3020	}
2871		3021
2872	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2873		3023
2874	if ($self->can_msg) {
2875	# default colour, mask it out	3024	# default colour, mask it out
2876	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2877	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2878		3027
2879	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2880	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2881	} else {	3031	);
2882	if ($color >= 0) {
2883	# replace some tags by gcfclient-compatible ones
2884	for ($msg) {
2885	1 while
2886	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2887	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2888	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2889	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2890	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2891	}
2892		3032
2893	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2894
2895	utf8::encode $msg;
2896
2897	if (0 && $msg =~ /\[/) {
2898	# COMMAND/INFO
2899	$self->send_packet ("drawextinfo $color 10 8 $msg")
2900	} else {
2901	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2902	$self->send_packet ("drawinfo $color $msg")
2903	}
2904	}
2905	}
2906	}	3034	}
2907		3035
2908	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2909		3037
2910	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2913		3041
2914	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2915	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2916		3044
2917	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2919	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2920	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2921	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2922	}	3050	}
2923	}	3051	}
2924		3052
2925	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2926		3054
…		…
2930		3058
2931	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2932	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2933		3061
2934	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2935	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2936	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2937	#TODO: version 1, remove	3065	#TODO: version 1, remove
2938	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2939	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2940	}	3068	}
2941	}	3069	}
2942		3070
2943	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2944		3072
…		…
3045		3173
3046	$coro	3174	$coro
3047	}	3175	}
3048		3176
3049	cf::client->attach (	3177	cf::client->attach (
3050	on_destroy => sub {	3178	on_client_destroy => sub {
3051	my ($ns) = @_;	3179	my ($ns) = @_;
3052		3180
3053	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3054	},	3182	},
3055	);	3183	);
…		…
3071	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
3072		3200
3073	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
3074		3202
3075	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
3076	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
3077	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
3078	sort time	3206	sort time
3079	));	3207	));
3080		3208
3081	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
3085	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
3086		3214
3087	cf::object	3215	cf::object
3088	contr pay_amount pay_player map x y force_find force_add destroy	3216	contr pay_amount pay_player map x y force_find force_add destroy
3089	insert remove name archname title slaying race decrease split	3217	insert remove name archname title slaying race decrease split
		3218	value
3090		3219
3091	cf::object::player	3220	cf::object::player
3092	player	3221	player
3093		3222
3094	cf::player	3223	cf::player
…		…
3099		3228
3100	=cut	3229	=cut
3101		3230
3102	for (	3231	for (
3103	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3104	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
3105	decrease split destroy)],	3234	decrease split destroy change_exp value msg lore send_msg)],
3106	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
3107	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
3108	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
3109	) {	3238	) {
3110	no strict 'refs';	3239	no strict 'refs';
3111	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
3112	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3130		3259
3131	my $qcode = $code;	3260	my $qcode = $code;
3132	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3133	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
3134		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
3135	local $_;	3267	local $_;
3136	local @safe::cf::_safe_eval_args = values %vars;
3137		3268
3138	my $eval =	3269	my $eval =
3139	"do {\n"	3270	"do {\n"
3140	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3141	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
3142	. $code	3273	. $code
3143	. "\n}"	3274	. "\n}"
3144	;	3275	;
3145		3276
		3277	if ($CFG{safe_eval}) {
3146	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
3147	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3148	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
3149		3286
3150	if ($@) {	3287	if ($@) {
3151	warn "$@";	3288	warn "$@";
3152	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
3153	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3172	=cut	3309	=cut
3173		3310
3174	sub register_script_function {	3311	sub register_script_function {
3175	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
3176		3313
3177	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
3178	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
3179	}	3316	}
3180		3317
3181	=back	3318	=back
3182		3319
3183	=cut	3320	=cut
…		…
3204		3341
3205	$facedata->{version} == 2	3342	$facedata->{version} == 2
3206	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
3207		3344
3208	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3209	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3210	type => FT_RSRC,	3348	type => FT_RSRC,
3211	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
3212	};	3351	};
3213	cf::cede_to_tick;	3352	cf::cede_to_tick;
3214		3353
3215	{	3354	{
3216	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
…		…
3218	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3219	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3220		3359
3221	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3222	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3223	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3224	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3225		3364
3226	cf::cede_to_tick;	3365	cf::cede_to_tick;
3227	}	3366	}
3228		3367
3229	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
…		…
3253		3392
3254	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3255	}	3394	}
3256		3395
3257	{	3396	{
3258	# TODO: for gcfclient pleasure, we should give resources
3259	# that gcfclient doesn't grok a >10000 face index.
3260	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3261		3398
3262	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
3263	if (defined $info->{type}) {	3400	if (defined $info->{type}) {
3264	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3265	my $data;
3266		3402
3267	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3268	# prepend meta info
3269
3270	my $meta = $enc->encode ({
3271	name => $name,
3272	%{ $info->{meta} || {} },
3273	});
3274
3275	$data = pack "(w/a*)*", $meta, $info->{data};
3276	} else {
3277	$data = $info->{data};
3278	}
3279
3280	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3281	cf::face::set_type $idx, $info->{type};	3404	cf::face::set_type $idx, $info->{type};
3282	} else {	3405	} else {
3283	$RESOURCE{$name} = $info;	3406	$RESOURCE{$name} = $info;
3284	}	3407	}
3285		3408
…		…
3368	reload_treasures;	3491	reload_treasures;
3369		3492
3370	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3371	}	3494	}
3372		3495
3373	sub init {
3374	my $guard = freeze_mainloop;
3375
3376	reload_resources;
3377	}
3378
3379	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3380	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3381	or return;	3500	or return;
3382		3501
3383	local $/;	3502	local $/;
3384	*CFG = YAML::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3385		3504
3386	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3387		3506
3388	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3389	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3393	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3394	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3395	};	3514	};
3396	warn $@ if $@;	3515	warn $@ if $@;
3397	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3398	}	3547	}
3399		3548
3400	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3401	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3402	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3403	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3404	(async {	3562	(async {
3405	$Coro::current->{desc} = "IDLE BUG HANDLER";	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
3406	EV::loop EV::LOOP_ONESHOT;	3564	EV::loop EV::LOOP_ONESHOT;
3407	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3408	};	3566	};
3409		3567
3410	{	3568	evthread_start IO::AIO::poll_fileno;
3411	my $guard = freeze_mainloop;	3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3412	reload_config;	3580	reload_config;
3413	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3414	load_extensions;	3591	load_extensions;
3415		3592
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3593	utime time, time, $RUNTIMEFILE;
3417	evthread_start IO::AIO::poll_fileno;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
3418	}	3600	};
3419		3601
3420	EV::loop;	3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3421	}	3606	}
3422		3607
3423	#############################################################################	3608	#############################################################################
3424	# initialisation and cleanup	3609	# initialisation and cleanup
3425		3610
3426	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3427	BEGIN {	3612	BEGIN {
3428	our %SIGWATCHER = ();	3613	our %SIGWATCHER = ();
3429	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3431	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3432	};	3617	};
3433	}	3618	}
3434	}	3619	}
3435		3620
3436	sub write_runtime_sync {	3621	sub write_runtime_sync {
3437	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3438		3623
3439	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3440	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3441		3626
3442	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3443		3628
3444	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3445		3630
3446	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3447	or return;	3632	or return;
3448		3633
3449	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3450	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3451	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3461	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3462		3647
3463	close $fh	3648	close $fh
3464	or return;	3649	or return;
3465		3650
3466	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3467	and return;	3652	and return;
3468		3653
3469	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3470		3655
3471	1	3656	1
3472	}	3657	}
3473		3658
3474	our $uuid_lock;	3659	our $uuid_lock;
…		…
3483	my $uuid = "$LOCALDIR/uuid";	3668	my $uuid = "$LOCALDIR/uuid";
3484		3669
3485	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3486	or return;	3671	or return;
3487		3672
3488	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
3489	$uuid_skip = 0;	3681	$uuid_skip = 0;
3490		3682
3491	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3492	and return;	3684	and return;
3493		3685
…		…
3515	}	3707	}
3516		3708
3517	sub emergency_save() {	3709	sub emergency_save() {
3518	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3519		3711
3520	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3521		3713
3522	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3523	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3524	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3525	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3526	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3527	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3528	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3529	$pl->valid or next;	3726	$pl->valid or next;
3530	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3531	$pl->save;	3728	$pl->save;
3532	}	3729	}
3533	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3534		3731
3535	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3536	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3537	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3538	$map->valid or next;	3735	$map->valid or next;
3539	$map->save;	3736	$map->save;
3540	}	3737	}
3541	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3542		3739
3543	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3544	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3545	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
3546		3743
3547	warn "begin write uuid\n";	3744	warn "emergency_perl_save: begin write uuid\n";
3548	write_uuid_sync 1;	3745	write_uuid_sync 1;
3549	warn "end write uuid\n";	3746	warn "emergency_perl_save: end write uuid\n";
3550	};	3747	};
3551		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3552	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3553	}	3755	}
3554		3756
3555	sub post_cleanup {	3757	sub post_cleanup {
3556	my ($make_core) = @_;	3758	my ($make_core) = @_;
3557		3759
3558	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3559	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
3560	}	3790	}
3561		3791
3562	sub do_reload_perl() {	3792	sub do_reload_perl() {
3563	# can/must only be called in main	3793	# can/must only be called in main
3564	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
3565	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
3566	return;	3796	return;
3567	}	3797	}
3568		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
3569	warn "reloading...";	3804	warn "reloading...";
3570		3805
3571	warn "entering sync_job";	3806	warn "entering sync_job";
3572		3807
3573	cf::sync_job {	3808	cf::sync_job {
3574	cf::write_runtime_sync; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
3575	cf::emergency_save;	3810	cf::emergency_save;
3576	cf::write_runtime_sync; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
3577		3812
3578	warn "syncing database to disk";	3813	warn "syncing database to disk";
3579	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
3580		3815
3581	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
3582		3817
3583	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
3584	for (;;) {
3585	BDB::flush;
3586	IO::AIO::flush;
3587	Coro::cede_notself;
3588	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
3589	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3590	}
3591
3592	++$RELOAD;
3593
3594	warn "cancelling all extension coros";
3595	$_->cancel for values %EXT_CORO;
3596	%EXT_CORO = ();
3597
3598	warn "removing commands";
3599	%COMMAND = ();
3600
3601	warn "removing ext/exti commands";
3602	%EXTCMD = ();
3603	%EXTICMD = ();
3604
3605	warn "unloading/nuking all extensions";
3606	for my $pkg (@EXTS) {
3607	warn "... unloading $pkg";
3608
3609	if (my $cb = $pkg->can ("unload")) {
3610	eval {
3611	$cb->($pkg);
3612	1
3613	} or warn "$pkg unloaded, but with errors: $@";
3614	}	3821	}
3615		3822
3616	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
3617	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
3618	}	3825	%EXT_CORO = ();
3619		3826
3620	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
3621	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
3622	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3623		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
3624	warn "... unloading $k";	3836	warn "... unloading $pkg";
3625	delete $INC{$k};
3626		3837
3627	$k =~ s/\.pm$//;
3628	$k =~ s/\//::/g;
3629
3630	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
3631	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
3632	}	3847	}
3633		3848
3634	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
3635	}	3864	}
3636		3865
3637	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
3638	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
3639	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3640		3869
3641	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
3642	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
3643	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3644		3873
3645	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
3646	# and global variables created in xs	3875	# and global variables created in xs
3647	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
3648		3877
3649	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
3650		3879
3651	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
3652	require cf;	3881	require cf;
3653	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
3654		3883
3655	warn "loading config and database again";	3884	warn "loading config and database again";
3656	cf::reload_config;	3885	cf::reload_config;
3657		3886
3658	warn "loading extensions";	3887	warn "loading extensions";
3659	cf::load_extensions;	3888	cf::load_extensions;
3660		3889
		3890	if ($REATTACH_ON_RELOAD) {
3661	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
3662	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
3663	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
3664	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
3665	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
3666	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
3667		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
3668	warn "leaving sync_job";	3902	warn "leaving sync_job";
3669		3903
3670	1	3904	1
3671	} or do {	3905	} or do {
3672	warn $@;	3906	warn $@;
3673	cf::cleanup "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
3674	};	3908	};
3675		3909
3676	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
3677	};	3916	};
3678		3917
3679	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3680		3919
3681	sub reload_perl() {	3920	sub reload_perl() {
3682	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3683	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3684		3923
		3924	$RELOAD_WATCHER ||= cf::async {
		3925	Coro::AIO::aio_wait cache_extensions;
		3926
3685	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3686	do_reload_perl;	3928	do_reload_perl;
3687	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
		3930	};
3688	};	3931	};
3689	}	3932	}
3690		3933
3691	register_command "reload" => sub {	3934	register_command "reload" => sub {
3692	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
…		…
3706		3949
3707	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3708	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3709		3952
3710	sub wait_for_tick {	3953	sub wait_for_tick {
3711	return if tick_inhibit || $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3712		3955
3713	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3714	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3715	$signal->wait;	3958	$signal->wait;
3716	}	3959	}
3717		3960
3718	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3719	return if tick_inhibit || $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3720		3963
3721	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3722	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3723	$signal->wait;	3966	$signal->wait;
3724	}	3967	}
…		…
3729	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3730	return;	3973	return;
3731	}	3974	}
3732		3975
3733	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
		3977
		3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3734		3979
3735	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3736	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3737	Coro::async_pool {	3982	Coro::async_pool {
3738	$Coro::current->{desc} = "runtime saver";	3983	$Coro::current->{desc} = "runtime saver";
…		…
3761	}	4006	}
3762		4007
3763	{	4008	{
3764	# configure BDB	4009	# configure BDB
3765		4010
3766	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3767	BDB::max_poll_reqs $TICK * 0.1;	4012	BDB::max_poll_reqs $TICK * 0.1;
3768	$Coro::BDB::WATCHER->priority (1);	4013	$AnyEvent::BDB::WATCHER->priority (1);
3769		4014
3770	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3771	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
3772	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3773	| BDB::LOG_AUTOREMOVE, 1);	4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3774	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3775	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3776		4022
3777	cf::sync_job {	4023	cf::sync_job {
3778	eval {	4024	eval {
…		…
3804	{	4050	{
3805	# configure IO::AIO	4051	# configure IO::AIO
3806		4052
3807	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3808	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3809	$Coro::AIO::WATCHER->priority (1);	4055	undef $AnyEvent::AIO::WATCHER;
3810	}	4056	}
3811		4057
3812	my $_log_backtrace;	4058	my $_log_backtrace;
3813		4059
3814	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3817	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3818		4064
3819	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3820	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3821	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3822	async {	4069	async {
3823	$Coro::current->{desc} = "abt $msg";	4070	$Coro::current->{desc} = "abt $msg";
3824		4071
3825	my @bt = fork_call {	4072	my @bt = fork_call {
3826	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
…		…
3837	}	4084	}
3838		4085
3839	@funcs	4086	@funcs
3840	};	4087	};
3841		4088
3842	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3843	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3844	--$_log_backtrace;	4092	--$_log_backtrace;
3845	};	4093	};
3846	} else {	4094	} else {
3847	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3848	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3849	}	4097	}
3850	}	4098	}
3851		4099
3852	# load additional modules	4100	# load additional modules
3853	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3854		4103
3855	END { cf::emergency_save }	4104	END { cf::emergency_save }
3856		4105
3857	1	4106	1
3858		4107

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