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Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC vs.
Revision 1.521 by root, Fri Apr 16 23:28:42 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
1365	warn $msg;	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1443	delete $todo{$k};
		1444	} else {
		1445	$done{$k} = delete $todo{$k};
		1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1366	}	1451	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1452	}
1372		1453
1373	skip:	1454	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1456
		1457	while (my ($k, $v) = each %todo) {
		1458	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1459	if exists $v->{meta}{mandatory};
		1460	}
		1461	}
1376	}	1462	}
1377	};	1463	};
1378	}	1464	}
1379		1465
1380	#############################################################################	1466	#############################################################################
1381		1467
1382	=back	1468	=back
1383		1469
1384	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1385		1471
1386	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1387		1473
1388	=cut	1474	=cut
1389		1475
1390	package cf::player;	1476	package cf::player;
1391		1477
…		…
1434		1520
1435	sub exists($) {	1521	sub exists($) {
1436	my ($login) = @_;	1522	my ($login) = @_;
1437		1523
1438	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1440	}	1526	}
1441		1527
1442	sub find($) {	1528	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1530	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1542	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1543	or return;
1458		1544
1459	my $pl = cf::player::load_pl $f	1545	my $pl = cf::player::load_pl $f
1460	or return;	1546	or return;
		1547
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1548	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1549	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1464	}	1551	}
1465	}	1552	}
1466	}	1553	}
1467		1554
		1555	cf::player->attach (
		1556	on_load => sub {
		1557	my ($pl, $path) = @_;
		1558
		1559	# restore slots saved in save, below
		1560	my $slots = delete $pl->{_slots};
		1561
		1562	$pl->ob->current_weapon ($slots->[0]);
		1563	$pl->combat_ob ($slots->[1]);
		1564	$pl->ranged_ob ($slots->[2]);
		1565	},
		1566	);
		1567
1468	sub save($) {	1568	sub save($) {
1469	my ($pl) = @_;	1569	my ($pl) = @_;
1470		1570
1471	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
1472		1572
…		…
1477		1577
1478	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1480		1580
1481	cf::get_slot 0.01;	1581	cf::get_slot 0.01;
		1582
		1583	# save slots, to be restored later
		1584	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1585
1483	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1587	cf::cede_to_tick;
1485	}	1588	}
1486		1589
…		…
1518	my ($pl) = @_;	1621	my ($pl) = @_;
1519		1622
1520	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1521		1624
1522	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1626	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1627
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1529		1634
1530	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1675
1571	for my $login (@$dirs) {	1676	for my $login (@$dirs) {
1572	my $path = path $login;	1677	my $path = path $login;
1573		1678
1574	# a .pst is a dead give-away for a valid player	1679	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1680	# if no pst file found, open and chekc for blocked users
		1681	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1685	}
1580		1686
…		…
1611	}	1717	}
1612		1718
1613	\@paths	1719	\@paths
1614	}	1720	}
1615		1721
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1723
1618	Expand crossfire pod fragments into protocol xml.	1724	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		1725
1709	=item $player->ext_reply ($msgid, @msg)	1726	=item $player->ext_reply ($msgid, @msg)
1710		1727
1711	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1712		1729
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1802	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1803
1787	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1805	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1925		1942
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1944	"$UNIQUEDIR/$path"
1928	}	1945	}
1929		1946
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 $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1947	sub decay_objects {
1940	my ($self) = @_;	1948	my ($self) = @_;
1941		1949
1942	return if $self->{deny_reset};	1950	return if $self->{deny_reset};
1943		1951
…		…
2025	sub find {	2033	sub find {
2026	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
2027		2035
2028	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
2029		2037
2030	cf::lock_wait "map_data:$path";#d#remove	2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2040
2033	$cf::MAP{$path} || do {	2041	$cf::MAP{$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	2042	my $map = new_from_path cf::map $path
2038	or return;	2043	or return;
2039		2044
2040	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
2041		2046
…		…
2043	or return;	2048	or return;
2044		2049
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
2048	undef $guard1;	2054	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2055	$map->reset;
2051	return find $path;	2056	return find $path;
2052	}	2057	}
2053		2058
2054	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
2055	}	2060	}
2056	}	2061	}
2057		2062
2058	sub pre_load { }	2063	sub pre_load { }
2059	sub post_load { }	2064	#sub post_load { } # XS
2060		2065
2061	sub load {	2066	sub load {
2062	my ($self) = @_;	2067	my ($self) = @_;
2063		2068
2064	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2086	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2087	$f->skip_block;
2083	$self->_load_objects ($f)	2088	$self->_load_objects ($f)
2084	or return;	2089	or return;
2085		2090
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
2087	if delete $self->{load_original};	2092	if delete $self->{load_original};
2088		2093
2089	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2095	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2096	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2115	$self->decay_objects;
2111	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
2112	$self->update_buttons;	2117	$self->update_buttons;
2113	cf::cede_to_tick;	2118	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2119	$self->activate;
2117	}	2120	}
2118		2121
2119	$self->{last_save} = $cf::RUNTIME;	2122	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2123	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2126	}
2124		2127
2125	$self->post_load;	2128	$self->post_load;
2126	}	2129	}
2127		2130
		2131	# customize the map for a given player, i.e.
		2132	# return the _real_ map. used by e.g. per-player
		2133	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2134	sub customise_for {
2129	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
2130		2136
2131	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2138	if $self->per_player;
…		…
2209	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
2210		2216
2211	()	2217	()
2212	}	2218	}
2213		2219
		2220	# common code, used by both ->save and ->swapout
2214	sub save {	2221	sub _save {
2215	my ($self) = @_;	2222	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2223
2219	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
2220		2225
2221	return unless $self->dirty;	2226	return unless $self->dirty;
2222		2227
…		…
2242	} else {	2247	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2249	}
2245	}	2250	}
2246		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
2247	sub swap_out {	2260	sub swap_out {
2248	my ($self) = @_;	2261	my ($self) = @_;
2249		2262
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2264
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2265	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2266	return if $self->{deny_save};
		2267	return if $self->players;
2258		2268
2259	$self->in_memory (cf::MAP_SWAPPED);	2269	# first deactivate the map and "unlink" it from the core
2260
2261	$self->deactivate;	2270	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2271	$_->clear_links_to ($self) for values %cf::MAP;
		2272	$self->in_memory (cf::MAP_SWAPPED);
		2273
		2274	# then atomically save
		2275	$self->_save;
		2276
		2277	# then free the map
2263	$self->clear;	2278	$self->clear;
2264	}	2279	}
2265		2280
2266	sub reset_at {	2281	sub reset_at {
2267	my ($self) = @_;	2282	my ($self) = @_;
…		…
2286		2301
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288		2303
2289	return if $self->players;	2304	return if $self->players;
2290		2305
2291	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
2292		2307
2293	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
2294		2309
2295	# need to save uniques path	2310	# need to save uniques path
2296	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
2387	: normalise $_	2402	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2404	]
2390	}	2405	}
2391		2406
		2407	=item cf::map::static_maps
		2408
		2409	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2410	file in the shared directory excluding F</styles> and F</editor>). May
		2411	block.
		2412
		2413	=cut
		2414
		2415	sub static_maps() {
		2416	my @dirs = "";
		2417	my @maps;
		2418
		2419	while (@dirs) {
		2420	my $dir = shift @dirs;
		2421
		2422	next if $dir eq "/styles" || $dir eq "/editor";
		2423
		2424	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2425	or return;
		2426
		2427	for (@$files) {
		2428	s/\.map$// or next;
		2429	utf8::decode $_;
		2430	push @maps, "$dir/$_";
		2431	}
		2432
		2433	push @dirs, map "$dir/$_", @$dirs;
		2434	}
		2435
		2436	\@maps
		2437	}
		2438
2392	=back	2439	=back
2393		2440
2394	=head3 cf::object	2441	=head3 cf::object
2395		2442
2396	=cut	2443	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2504	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2459		2506
2460	=cut	2507	=cut
2461		2508
		2509	our $SAY_CHANNEL = {
		2510	id => "say",
		2511	title => "Map",
		2512	reply => "say ",
		2513	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2514	};
		2515
		2516	our $CHAT_CHANNEL = {
		2517	id => "chat",
		2518	title => "Chat",
		2519	reply => "chat ",
		2520	tooltip => "Player chat and shouts, global to the server.",
		2521	};
		2522
2462	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2524	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2525	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2527	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2539	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2540
2480	} else {	2541	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2544	}
2484	}	2545	}
2485	}	2546	}
2486		2547
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2548	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2573
2513	=item $player_object->enter_link	2574	=item $player_object->enter_link
2514		2575
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2576	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2577
2517	The player should be reasonably safe there for short amounts of time. You	2578	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.	2579	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2580	though, as the palyer cannot control the character while it is on the link
		2581	map.
2519		2582
2520	Will never block.	2583	Will never block.
2521		2584
2522	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2523		2586
…		…
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2612
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2552		2615
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2617	}
2555		2618
2556	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2558		2621
…		…
2575	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2577		2640
2578	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2581		2644
2582	$map->load;	2645	$map->load;
2583	$map->load_neighbours;	2646	$map->load_neighbours;
2584		2647
2585	return unless $self->contr->active;	2648	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2649
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
2590	}	2655	}
2591		2656
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593		2658
2594	Moves the player to the given map-path and coordinates by first freezing	2659	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	2660	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	2661	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	2662	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2663	be called at the end of this process.
		2664
		2665	Note that $check will be called with a potentially non-loaded map, so if
		2666	it needs a loaded map it has to call C<< ->load >>.
2599		2667
2600	=cut	2668	=cut
2601		2669
2602	our $GOTOGEN;	2670	our $GOTOGEN;
2603		2671
…		…
2682	}	2750	}
2683		2751
2684	sub prepare_random_map {	2752	sub prepare_random_map {
2685	my ($exit) = @_;	2753	my ($exit) = @_;
2686		2754
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2757	# that depends on the exit object
2692		2758
2693	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2761	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2700	}	2768	}
2701		2769
2702	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2703		2771
2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2778	undef $fh;
2711	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2712		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2715	}	2787	}
2716	}	2788	}
2717		2789
2718	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2720		2792
2721	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2722		2794
2723	if ($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;	2795	$self->enter_link;
2735		2796
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 {	2797	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2798	$Coro::current->{desc} = "enter_exit";
2742		2799
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2800	unless (eval {
		2801	$self->deactivate_recursive; # just to be sure
		2802
		2803	# random map handling
		2804	{
		2805	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2806
		2807	prepare_random_map $exit
		2808	if $exit->slaying eq "/!";
		2809	}
		2810
		2811	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2812	my $x = $exit->stats->hp;
		2813	my $y = $exit->stats->sp;
		2814
2745	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2746		2816
		2817	# if exit is damned, update players death & WoR home-position
		2818	$self->contr->savebed ($map, $x, $y)
		2819	if $exit->flag (cf::FLAG_DAMNED);
		2820
2747	1;	2821	1
2748	}) {	2822	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2824	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2827
2754	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2771	sub cf::client::send_drawinfo {	2845	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2846	my ($self, $text, $flags) = @_;
2773		2847
2774	utf8::encode $text;	2848	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2849	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2850	}
		2851
		2852	=item $client->send_big_packet ($pkt)
		2853
		2854	Like C<send_packet>, but tries to compress large packets, and fragments
		2855	them as required.
		2856
		2857	=cut
		2858
		2859	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2860
		2861	sub cf::client::send_big_packet {
		2862	my ($self, $pkt) = @_;
		2863
		2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
		2867
		2868	# split very large packets
		2869	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2870	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2871	$pkt = "frag";
		2872	}
		2873
		2874	$self->send_packet ($pkt);
2776	}	2875	}
2777		2876
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2878
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2883
2785	=cut	2884	=cut
2786		2885
2787	# non-persistent channels (usually the info channel)	2886	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2887	our %CHANNEL = (
		2888	"c/motd" => {
		2889	id => "infobox",
		2890	title => "MOTD",
		2891	reply => undef,
		2892	tooltip => "The message of the day",
		2893	},
2789	"c/identify" => {	2894	"c/identify" => {
2790	id => "infobox",	2895	id => "infobox",
2791	title => "Identify",	2896	title => "Identify",
2792	reply => undef,	2897	reply => undef,
2793	tooltip => "Items recently identified",	2898	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2900	"c/examine" => {
2796	id => "infobox",	2901	id => "infobox",
2797	title => "Examine",	2902	title => "Examine",
2798	reply => undef,	2903	reply => undef,
2799	tooltip => "Signs and other items you examined",	2904	tooltip => "Signs and other items you examined",
		2905	},
		2906	"c/shopinfo" => {
		2907	id => "infobox",
		2908	title => "Shop Info",
		2909	reply => undef,
		2910	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2911	},
2801	"c/book" => {	2912	"c/book" => {
2802	id => "infobox",	2913	id => "infobox",
2803	title => "Book",	2914	title => "Book",
2804	reply => undef,	2915	reply => undef,
…		…
2820	id => "infobox",	2931	id => "infobox",
2821	title => "Body Parts",	2932	title => "Body Parts",
2822	reply => undef,	2933	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2934	tooltip => "Shows which body parts you posess and are available",
2824	},	2935	},
		2936	"c/statistics" => {
		2937	id => "infobox",
		2938	title => "Statistics",
		2939	reply => undef,
		2940	tooltip => "Shows your primary statistics",
		2941	},
		2942	"c/skills" => {
		2943	id => "infobox",
		2944	title => "Skills",
		2945	reply => undef,
		2946	tooltip => "Shows your experience per skill and item power",
		2947	},
		2948	"c/shopitems" => {
		2949	id => "infobox",
		2950	title => "Shop Items",
		2951	reply => undef,
		2952	tooltip => "Shows the items currently for sale in this shop",
		2953	},
		2954	"c/resistances" => {
		2955	id => "infobox",
		2956	title => "Resistances",
		2957	reply => undef,
		2958	tooltip => "Shows your resistances",
		2959	},
		2960	"c/pets" => {
		2961	id => "infobox",
		2962	title => "Pets",
		2963	reply => undef,
		2964	tooltip => "Shows information abotu your pets/a specific pet",
		2965	},
		2966	"c/perceiveself" => {
		2967	id => "infobox",
		2968	title => "Perceive Self",
		2969	reply => undef,
		2970	tooltip => "You gained detailed knowledge about yourself",
		2971	},
2825	"c/uptime" => {	2972	"c/uptime" => {
2826	id => "infobox",	2973	id => "infobox",
2827	title => "Uptime",	2974	title => "Uptime",
2828	reply => undef,	2975	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2976	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	2979	id => "infobox",
2833	title => "Map Info",	2980	title => "Map Info",
2834	reply => undef,	2981	reply => undef,
2835	tooltip => "Information related to the maps",	2982	tooltip => "Information related to the maps",
2836	},	2983	},
		2984	"c/party" => {
		2985	id => "party",
		2986	title => "Party",
		2987	reply => "gsay ",
		2988	tooltip => "Messages and chat related to your party",
		2989	},
		2990	"c/death" => {
		2991	id => "death",
		2992	title => "Death",
		2993	reply => undef,
		2994	tooltip => "Reason for and more info about your most recent death",
		2995	},
		2996	"c/say" => $SAY_CHANNEL,
		2997	"c/chat" => $CHAT_CHANNEL,
2837	);	2998	);
2838		2999
2839	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3002
2842	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
2843		3005
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3006	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3007
2846	# check predefined channels, for the benefit of C	3008	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3009	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3010	$channel = $CHANNEL{$channel};
2849		3011
2850	$self->ext_msg (channel_info => $channel)	3012	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3013	$channel = $channel->{id};
2854		3014
2855	} elsif (ref $channel) {	3015	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3016	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3017	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3018	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3019	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3020	}
2862		3021
2863	$channel = $channel->{id};	3022	$channel = $channel->{id};
2864	}	3023	}
2865		3024
2866	return unless @extra || length $msg;	3025	return unless @extra || length $msg;
2867		3026
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3027	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3029	if $color & cf::NDI_DEF;
2872		3030
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3031	my $pkt = "msg "
		3032	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3034	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3035
2887	$color &= cf::NDI_COLOR_MASK;	3036	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3037	}
2901		3038
2902	=item $client->ext_msg ($type, @msg)	3039	=item $client->ext_msg ($type, @msg)
2903		3040
2904	Sends an ext event to the client.	3041	Sends an ext event to the client.
…		…
2907		3044
2908	sub cf::client::ext_msg($$@) {	3045	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3046	my ($self, $type, @msg) = @_;
2910		3047
2911	if ($self->extcmd == 2) {	3048	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3050	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3051	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3052	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3053	}
2917	}	3054	}
2918		3055
2919	=item $client->ext_reply ($msgid, @msg)	3056	=item $client->ext_reply ($msgid, @msg)
2920		3057
…		…
2924		3061
2925	sub cf::client::ext_reply($$@) {	3062	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3063	my ($self, $id, @msg) = @_;
2927		3064
2928	if ($self->extcmd == 2) {	3065	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3066	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3067	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3068	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3069	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3071	}
2935	}	3072	}
2936		3073
2937	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2938		3075
…		…
3039		3176
3040	$coro	3177	$coro
3041	}	3178	}
3042		3179
3043	cf::client->attach (	3180	cf::client->attach (
3044	on_destroy => sub {	3181	on_client_destroy => sub {
3045	my ($ns) = @_;	3182	my ($ns) = @_;
3046		3183
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3185	},
3049	);	3186	);
…		…
3065	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
3066		3203
3067	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
3068		3205
3069	$safe->permit_only (Opcode::opset qw(	3206	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3207	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3208	grepstart grepwhile mapstart mapwhile
3072	sort time	3209	sort time
3073	));	3210	));
3074		3211
3075	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
…		…
3078		3215
3079	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
3080		3217
3081	cf::object	3218	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3219	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3220	insert remove name archname title slaying race decrease split
		3221	value
3084		3222
3085	cf::object::player	3223	cf::object::player
3086	player	3224	player
3087		3225
3088	cf::player	3226	cf::player
…		…
3093		3231
3094	=cut	3232	=cut
3095		3233
3096	for (	3234	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3236	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3237	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
3103	) {	3241	) {
3104	no strict 'refs';	3242	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3124		3262
3125	my $qcode = $code;	3263	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
3128		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
3129	local $_;	3270	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3271
3132	my $eval =	3272	my $eval =
3133	"do {\n"	3273	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3276	. $code
3137	. "\n}"	3277	. "\n}"
3138	;	3278	;
3139		3279
		3280	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3284	sub_generation_inc;
		3285	} else {
		3286	local @cf::_safe_eval_args = values %vars;
		3287	@res = wantarray ? eval eval : scalar eval $eval;
		3288	}
3143		3289
3144	if ($@) {	3290	if ($@) {
3145	warn "$@";	3291	warn "$@";
3146	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
3147	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3166	=cut	3312	=cut
3167		3313
3168	sub register_script_function {	3314	sub register_script_function {
3169	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
3170		3316
3171	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
3173	}	3319	}
3174		3320
3175	=back	3321	=back
3176		3322
3177	=cut	3323	=cut
…		…
3198		3344
3199	$facedata->{version} == 2	3345	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3347
3202	# patch in the exptable	3348	# patch in the exptable
		3349	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3350	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3351	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3352	data => $exp_table,
		3353	hash => (Digest::MD5::md5 $exp_table),
3206	};	3354	};
3207	cf::cede_to_tick;	3355	cf::cede_to_tick;
3208		3356
3209	{	3357	{
3210	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3362
3215	cf::face::set_visibility $idx, $info->{visibility};	3363	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3364	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3367
3220	cf::cede_to_tick;	3368	cf::cede_to_tick;
3221	}	3369	}
3222		3370
3223	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
…		…
3247		3395
3248	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
3249	}	3397	}
3250		3398
3251	{	3399	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3400	my $res = $facedata->{resource};
3255		3401
3256	while (my ($name, $info) = each %$res) {	3402	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3403	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3404	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3405
3261	if ($info->{type} & 1) {	3406	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3407	cf::face::set_type $idx, $info->{type};
3276	} else {	3408	} else {
3277	$RESOURCE{$name} = $info;	3409	$RESOURCE{$name} = $info;
3278	}	3410	}
3279		3411
…		…
3362	reload_treasures;	3494	reload_treasures;
3363		3495
3364	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
3365	}	3497	}
3366		3498
3367	sub init {
3368	my $guard = freeze_mainloop;
3369
3370	reload_resources;
3371	}
3372
3373	sub reload_config {	3499	sub reload_config {
		3500	warn "reloading config file...\n";
		3501
3374	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
3375	or return;	3503	or return;
3376		3504
3377	local $/;	3505	local $/;
3378	*CFG = YAML::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
3379		3507
3380	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3381		3509
3382	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3510	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3383	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3511	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3387	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3388	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
3389	};	3517	};
3390	warn $@ if $@;	3518	warn $@ if $@;
3391	}	3519	}
		3520
		3521	warn "finished reloading resource files\n";
		3522	}
		3523
		3524	sub pidfile() {
		3525	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3526	or die "$PIDFILE: $!";
		3527	flock $fh, &Fcntl::LOCK_EX
		3528	or die "$PIDFILE: flock: $!";
		3529	$fh
		3530	}
		3531
		3532	# make sure only one server instance is running at any one time
		3533	sub atomic {
		3534	my $fh = pidfile;
		3535
		3536	my $pid = <$fh>;
		3537	kill 9, $pid if $pid > 0;
		3538
		3539	seek $fh, 0, 0;
		3540	print $fh $$;
		3541	}
		3542
		3543	sub main_loop {
		3544	warn "EV::loop starting\n";
		3545	if (1) {
		3546	EV::loop;
		3547	}
		3548	warn "EV::loop returned\n";
		3549	goto &main_loop unless $REALLY_UNLOOP;
3392	}	3550	}
3393		3551
3394	sub main {	3552	sub main {
		3553	cf::init_globals; # initialise logging
		3554
		3555	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3556	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3557	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3558	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3559
		3560	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3561
3395	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
3396	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3564	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3398	(async {	3565	(async {
3399	$Coro::current->{desc} = "IDLE BUG HANDLER";	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
3400	EV::loop EV::LOOP_ONESHOT;	3567	EV::loop EV::LOOP_ONESHOT;
3401	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
3402	};	3569	};
3403		3570
3404	{	3571	evthread_start IO::AIO::poll_fileno;
3405	my $guard = freeze_mainloop;	3572
		3573	cf::sync_job {
		3574	cf::init_experience;
		3575	cf::init_anim;
		3576	cf::init_attackmess;
		3577	cf::init_dynamic;
		3578
		3579	cf::load_settings;
		3580	cf::load_materials;
		3581
		3582	reload_resources;
3406	reload_config;	3583	reload_config;
3407	db_init;	3584	db_init;
		3585
		3586	cf::init_uuid;
		3587	cf::init_signals;
		3588	cf::init_skills;
		3589
		3590	cf::init_beforeplay;
		3591
		3592	atomic;
		3593
3408	load_extensions;	3594	load_extensions;
3409		3595
3410	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3596	utime time, time, $RUNTIMEFILE;
3411	evthread_start IO::AIO::poll_fileno;	3597
		3598	# no (long-running) fork's whatsoever before this point(!)
		3599	use POSIX ();
		3600	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3601
		3602	(pop @POST_INIT)->(0) while @POST_INIT;
3412	}	3603	};
3413		3604
3414	EV::loop;	3605	cf::object::thawer::errors_are_fatal 0;
		3606	warn "parse errors in files are no longer fatal from this point on.\n";
		3607
		3608	main_loop;
3415	}	3609	}
3416		3610
3417	#############################################################################	3611	#############################################################################
3418	# initialisation and cleanup	3612	# initialisation and cleanup
3419		3613
3420	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
3421	BEGIN {	3615	BEGIN {
3422	our %SIGWATCHER = ();	3616	our %SIGWATCHER = ();
3423	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3425	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
3426	};	3620	};
3427	}	3621	}
3428	}	3622	}
3429		3623
3430	sub write_runtime_sync {	3624	sub write_runtime_sync {
3431	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
3432		3626
3433	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
3434	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
3435		3629
3436	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3437		3631
3438	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
3439		3633
3440	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3441	or return;	3635	or return;
3442		3636
3443	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
3444	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
3445	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
3455	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
3456		3650
3457	close $fh	3651	close $fh
3458	or return;	3652	or return;
3459		3653
3460	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3461	and return;	3655	and return;
3462		3656
3463	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3464		3658
3465	1	3659	1
3466	}	3660	}
3467		3661
3468	our $uuid_lock;	3662	our $uuid_lock;
…		…
3477	my $uuid = "$LOCALDIR/uuid";	3671	my $uuid = "$LOCALDIR/uuid";
3478		3672
3479	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3673	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3480	or return;	3674	or return;
3481		3675
3482	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3676	my $value = uuid_seq uuid_cur;
		3677
		3678	unless ($value) {
		3679	warn "cowardly refusing to write zero uuid value!\n";
		3680	return;
		3681	}
		3682
		3683	my $value = uuid_str $value + $uuid_skip;
3483	$uuid_skip = 0;	3684	$uuid_skip = 0;
3484		3685
3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3686	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3486	and return;	3687	and return;
3487		3688
…		…
3509	}	3710	}
3510		3711
3511	sub emergency_save() {	3712	sub emergency_save() {
3512	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
3513		3714
3514	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
3515		3716
3516	cf::sync_job {	3717	cf::sync_job {
		3718	# this is a trade-off: we want to be very quick here, so
		3719	# save all maps without fsync, and later call a global sync
		3720	# (which in turn might be very very slow)
		3721	local $USE_FSYNC = 0;
		3722
3517	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
3518	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
3519	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
3520	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
3521	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
3522	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
3523	$pl->valid or next;	3729	$pl->valid or next;
3524	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3525	$pl->save;	3731	$pl->save;
3526	}	3732	}
3527	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
3528		3734
3529	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
3530	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
3531	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
3532	$map->valid or next;	3738	$map->valid or next;
3533	$map->save;	3739	$map->save;
3534	}	3740	}
3535	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
3536		3742
3537	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
3538	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
3539	warn "end emergency database checkpoint\n";	3745	warn "emergency_perl_save: end database checkpoint\n";
3540		3746
3541	warn "begin write uuid\n";	3747	warn "emergency_perl_save: begin write uuid\n";
3542	write_uuid_sync 1;	3748	write_uuid_sync 1;
3543	warn "end write uuid\n";	3749	warn "emergency_perl_save: end write uuid\n";
3544	};	3750	};
3545		3751
		3752	warn "emergency_perl_save: starting sync()\n";
		3753	IO::AIO::aio_sync sub {
		3754	warn "emergency_perl_save: finished sync()\n";
		3755	};
		3756
3546	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
3547	}	3758	}
3548		3759
3549	sub post_cleanup {	3760	sub post_cleanup {
3550	my ($make_core) = @_;	3761	my ($make_core) = @_;
3551		3762
3552	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
3553	if $make_core;	3764	if $make_core;
		3765
		3766	my $fh = pidfile;
		3767	unlink $PIDFILE if <$fh> == $$;
		3768	}
		3769
		3770	# a safer delete_package, copied from Symbol
		3771	sub clear_package($) {
		3772	my $pkg = shift;
		3773
		3774	# expand to full symbol table name if needed
		3775	unless ($pkg =~ /^main::.*::$/) {
		3776	$pkg = "main$pkg" if $pkg =~ /^::/;
		3777	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3778	$pkg .= '::' unless $pkg =~ /::$/;
		3779	}
		3780
		3781	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3782	my $stem_symtab = *{$stem}{HASH};
		3783
		3784	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3785	or return;
		3786
		3787	# clear all symbols
		3788	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3789	for my $name (keys %$leaf_symtab) {
		3790	_gv_clear *{"$pkg$name"};
		3791	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3792	}
3554	}	3793	}
3555		3794
3556	sub do_reload_perl() {	3795	sub do_reload_perl() {
3557	# can/must only be called in main	3796	# can/must only be called in main
3558	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
3559	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
3560	return;	3799	return;
3561	}	3800	}
3562		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
3563	warn "reloading...";	3807	warn "reloading...";
3564		3808
3565	warn "entering sync_job";	3809	warn "entering sync_job";
3566		3810
3567	cf::sync_job {	3811	cf::sync_job {
3568	cf::write_runtime_sync; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3569	cf::emergency_save;	3813	cf::emergency_save;
3570	cf::write_runtime_sync; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
3571		3815
3572	warn "syncing database to disk";	3816	warn "syncing database to disk";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
3574		3818
3575	# if anything goes wrong in here, we should simply crash as we already saved	3819	# if anything goes wrong in here, we should simply crash as we already saved
3576		3820
3577	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
3578	for (;;) {
3579	BDB::flush;
3580	IO::AIO::flush;
3581	Coro::cede_notself;
3582	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
3583	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3584	}
3585
3586	++$RELOAD;
3587
3588	warn "cancelling all extension coros";
3589	$_->cancel for values %EXT_CORO;
3590	%EXT_CORO = ();
3591
3592	warn "removing commands";
3593	%COMMAND = ();
3594
3595	warn "removing ext/exti commands";
3596	%EXTCMD = ();
3597	%EXTICMD = ();
3598
3599	warn "unloading/nuking all extensions";
3600	for my $pkg (@EXTS) {
3601	warn "... unloading $pkg";
3602
3603	if (my $cb = $pkg->can ("unload")) {
3604	eval {
3605	$cb->($pkg);
3606	1
3607	} or warn "$pkg unloaded, but with errors: $@";
3608	}	3824	}
3609		3825
3610	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
3611	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
3612	}	3828	%EXT_CORO = ();
3613		3829
3614	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
3615	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
3616	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3617		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
3618	warn "... unloading $k";	3839	warn "... unloading $pkg";
3619	delete $INC{$k};
3620		3840
3621	$k =~ s/\.pm$//;
3622	$k =~ s/\//::/g;
3623
3624	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
3625	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
3626	}	3850	}
3627		3851
3628	Symbol::delete_package $k;	3852	warn "unloading all perl modules loaded from $LIBDIR";
		3853	while (my ($k, $v) = each %INC) {
		3854	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3855
		3856	warn "... unloading $k";
		3857	delete $INC{$k};
		3858
		3859	$k =~ s/\.pm$//;
		3860	$k =~ s/\//::/g;
		3861
		3862	if (my $cb = $k->can ("unload_module")) {
		3863	$cb->();
		3864	}
		3865
		3866	clear_package $k;
3629	}	3867	}
3630		3868
3631	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
3632	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
3633	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3871	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3634		3872
3635	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
3636	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
3637	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3638		3876
3639	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
3640	# and global variables created in xs	3878	# and global variables created in xs
3641	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
3642		3880
3643	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
3644		3882
3645	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
3646	require cf;	3884	require cf;
3647	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
3648		3886
3649	warn "loading config and database again";	3887	warn "loading config and database again";
3650	cf::reload_config;	3888	cf::reload_config;
3651		3889
3652	warn "loading extensions";	3890	warn "loading extensions";
3653	cf::load_extensions;	3891	cf::load_extensions;
3654		3892
		3893	if ($REATTACH_ON_RELOAD) {
3655	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
3656	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
3657	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
3658	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
3659	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
3660	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
3661		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
3662	warn "leaving sync_job";	3905	warn "leaving sync_job";
3663		3906
3664	1	3907	1
3665	} or do {	3908	} or do {
3666	warn $@;	3909	warn $@;
3667	cf::cleanup "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
3668	};	3911	};
3669		3912
3670	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
3671	};	3919	};
3672		3920
3673	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
3674		3922
3675	sub reload_perl() {	3923	sub reload_perl() {
3676	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3677	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3678		3926
		3927	$RELOAD_WATCHER ||= cf::async {
		3928	Coro::AIO::aio_wait cache_extensions;
		3929
3679	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3680	do_reload_perl;	3931	do_reload_perl;
3681	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
		3933	};
3682	};	3934	};
3683	}	3935	}
3684		3936
3685	register_command "reload" => sub {	3937	register_command "reload" => sub {
3686	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
…		…
3700		3952
3701	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3702	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3703		3955
3704	sub wait_for_tick {	3956	sub wait_for_tick {
3705	return if tick_inhibit || $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		3958
3707	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3709	$signal->wait;	3961	$signal->wait;
3710	}	3962	}
3711		3963
3712	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3714		3966
3715	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3717	$signal->wait;	3969	$signal->wait;
3718	}	3970	}
…		…
3723	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3724	return;	3976	return;
3725	}	3977	}
3726		3978
3727	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
		3980
		3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3728		3982
3729	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3730	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3731	Coro::async_pool {	3985	Coro::async_pool {
3732	$Coro::current->{desc} = "runtime saver";	3986	$Coro::current->{desc} = "runtime saver";
…		…
3755	}	4009	}
3756		4010
3757	{	4011	{
3758	# configure BDB	4012	# configure BDB
3759		4013
3760	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3761	BDB::max_poll_reqs $TICK * 0.1;	4015	BDB::max_poll_reqs $TICK * 0.1;
3762	$Coro::BDB::WATCHER->priority (1);	4016	$AnyEvent::BDB::WATCHER->priority (1);
3763		4017
3764	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3765	$DB_ENV = BDB::db_env_create;	4019	$DB_ENV = BDB::db_env_create;
3766	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4020	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3767	| BDB::LOG_AUTOREMOVE, 1);	4021	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4022	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3768	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4023	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3769	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4024	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3770		4025
3771	cf::sync_job {	4026	cf::sync_job {
3772	eval {	4027	eval {
…		…
3798	{	4053	{
3799	# configure IO::AIO	4054	# configure IO::AIO
3800		4055
3801	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3802	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3803	$Coro::AIO::WATCHER->priority (1);	4058	undef $AnyEvent::AIO::WATCHER;
3804	}	4059	}
3805		4060
3806	my $_log_backtrace;	4061	my $_log_backtrace;
3807		4062
3808	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3811	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3812		4067
3813	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3814	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3815	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3816	async {	4072	async {
3817	$Coro::current->{desc} = "abt $msg";	4073	$Coro::current->{desc} = "abt $msg";
3818		4074
3819	my @bt = fork_call {	4075	my @bt = fork_call {
3820	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
…		…
3831	}	4087	}
3832		4088
3833	@funcs	4089	@funcs
3834	};	4090	};
3835		4091
3836	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3837	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3838	--$_log_backtrace;	4095	--$_log_backtrace;
3839	};	4096	};
3840	} else {	4097	} else {
3841	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3842	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3843	}	4100	}
3844	}	4101	}
3845		4102
3846	# load additional modules	4103	# load additional modules
3847	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3848		4106
3849	END { cf::emergency_save }	4107	END { cf::emergency_save }
3850		4108
3851	1	4109	1
3852		4110

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