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Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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
…		…
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 {
…		…
724		762
725	#############################################################################	763	#############################################################################
726		764
727	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
728		766
729	Many objects in crossfire are so-called attachable objects. That means you can	767	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")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
732		770
733	In the following description, CLASS can be any of C<global>, C<object>	771	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	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
785		823
786	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
788		826
789	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
791		829
792	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
793		831
794	=over 4	832	=over 4
…		…
1085		1123
1086	sub reattach {	1124	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1126	my ($obj) = @_;
1089		1127
		1128	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1130
1092	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
1093		1132
1094	@$registry = ();	1133	@$registry = ();
1095		1134
…		…
1141	utf8::decode (my $decname = $filename);	1180	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
1144		1183
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1149	close $fh;	1191	aio_close $fh;
1150		1192
1151	if (@$objs) {	1193	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	close $fh;	1202	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1204	}
1160	} else {	1205	} else {
1161	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
1162	}	1207	}
1163		1208
1164	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1213	} else {
1166	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
1167	}	1215	}
1168	} else {	1216	} else {
1169	aio_unlink $filename;	1217	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1171	}	1219	}
…		…
1262	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1263		1311
1264	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1265	}	1313	}
1266		1314
		1315	use File::Glob ();
		1316
1267	cf::player->attach (	1317	cf::player->attach (
1268	on_command => sub {	1318	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1270		1320
1271	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1272	or return;	1322	or return;
1273		1323
…		…
1303		1353
1304	cf::override;	1354	cf::override;
1305	},	1355	},
1306	);	1356	);
1307		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
		1370
1308	sub load_extensions {	1371	sub load_extensions {
1309	cf::sync_job {	1372	cf::sync_job {
1310	my %todo;	1373	my %todo;
1311		1374
1312	for my $path (<$LIBDIR/*.ext>) {	1375	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1394
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1397
1335	$ext{source} =	1398	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1338	. $source	1401	. $source
1339	. "\n};\n1";	1402	. "\n};\n1";
1340		1403
1341	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1342	}	1405	}
1343		1406
		1407	my $pass = 0;
1344	my %done;	1408	my %done;
1345	while (%todo) {	1409	while (%todo) {
1346	my $progress;	1410	my $progress;
1347		1411
		1412	++$pass;
		1413
		1414	ext:
1348	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1417	next ext
1351	unless exists $done{$_};	1418	unless exists $done{$_};
1352	}	1419	}
1353		1420
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1422
1356	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1427
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1429	if exists $v->{meta}{mandatory};
1364		1430	} else {
1365	warn $msg;	1431	$done{$k} = delete $todo{$k};
		1432	push @EXTS, $v->{pkg};
		1433	$progress = 1;
		1434
		1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1366	}	1437	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1438	}
1372		1439
1373	skip:	1440	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1376	}	1448	}
1377	};	1449	};
1378	}	1450	}
1379		1451
1380	#############################################################################	1452	#############################################################################
1381		1453
1382	=back	1454	=back
1383		1455
1384	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1385		1457
1386	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1387		1459
1388	=cut	1460	=cut
1389		1461
1390	package cf::player;	1462	package cf::player;
1391		1463
…		…
1434		1506
1435	sub exists($) {	1507	sub exists($) {
1436	my ($login) = @_;	1508	my ($login) = @_;
1437		1509
1438	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1440	}	1512	}
1441		1513
1442	sub find($) {	1514	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1516	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1528	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1529	or return;
1458		1530
1459	my $pl = cf::player::load_pl $f	1531	my $pl = cf::player::load_pl $f
1460	or return;	1532	or return;
		1533
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1534	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1535	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1464	}	1537	}
1465	}	1538	}
1466	}	1539	}
1467		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
		1553
1468	sub save($) {	1554	sub save($) {
1469	my ($pl) = @_;	1555	my ($pl) = @_;
1470		1556
1471	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
1472		1558
…		…
1477		1563
1478	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
1480		1566
1481	cf::get_slot 0.01;	1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1571
1483	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1573	cf::cede_to_tick;
1485	}	1574	}
1486		1575
…		…
1518	my ($pl) = @_;	1607	my ($pl) = @_;
1519		1608
1520	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1521		1610
1522	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1613
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1529		1620
1530	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1661
1571	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
1572	my $path = path $login;	1663	my $path = path $login;
1573		1664
1574	# a .pst is a dead give-away for a valid player	1665	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1671	}
1580		1672
…		…
1611	}	1703	}
1612		1704
1613	\@paths	1705	\@paths
1614	}	1706	}
1615		1707
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1709
1618	Expand crossfire pod fragments into protocol xml.	1710	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		1711
1709	=item $player->ext_reply ($msgid, @msg)	1712	=item $player->ext_reply ($msgid, @msg)
1710		1713
1711	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1712		1715
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1789
1787	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1791	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1925		1928
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1928	}	1931	}
1929		1932
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 $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1933	sub decay_objects {
1940	my ($self) = @_;	1934	my ($self) = @_;
1941		1935
1942	return if $self->{deny_reset};	1936	return if $self->{deny_reset};
1943		1937
…		…
2025	sub find {	2019	sub find {
2026	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
2027		2021
2028	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
2029		2023
2030	cf::lock_wait "map_data:$path";#d#remove	2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2026
2033	$cf::MAP{$path} || do {	2027	$cf::MAP{$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	2028	my $map = new_from_path cf::map $path
2038	or return;	2029	or return;
2039		2030
2040	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
2041		2032
…		…
2043	or return;	2034	or return;
2044		2035
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
2048	undef $guard1;	2040	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2041	$map->reset;
2051	return find $path;	2042	return find $path;
2052	}	2043	}
2053		2044
2054	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
2055	}	2046	}
2056	}	2047	}
2057		2048
2058	sub pre_load { }	2049	sub pre_load { }
2059	sub post_load { }	2050	#sub post_load { } # XS
2060		2051
2061	sub load {	2052	sub load {
2062	my ($self) = @_;	2053	my ($self) = @_;
2063		2054
2064	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2072	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2073	$f->skip_block;
2083	$self->_load_objects ($f)	2074	$self->_load_objects ($f)
2084	or return;	2075	or return;
2085		2076
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
2087	if delete $self->{load_original};	2078	if delete $self->{load_original};
2088		2079
2089	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2081	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2082	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2101	$self->decay_objects;
2111	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
2112	$self->update_buttons;	2103	$self->update_buttons;
2113	cf::cede_to_tick;	2104	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2105	$self->activate;
2117	}	2106	}
2118		2107
2119	$self->{last_save} = $cf::RUNTIME;	2108	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2109	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2112	}
2124		2113
2125	$self->post_load;	2114	$self->post_load;
2126	}	2115	}
2127		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2120	sub customise_for {
2129	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
2130		2122
2131	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2124	if $self->per_player;
…		…
2286		2278
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288		2280
2289	return if $self->players;	2281	return if $self->players;
2290		2282
2291	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
2292		2284
2293	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2294		2286
2295	# need to save uniques path	2287	# need to save uniques path
2296	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2387	: normalise $_	2379	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2381	]
2390	}	2382	}
2391		2383
		2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
		2415
2392	=back	2416	=back
2393		2417
2394	=head3 cf::object	2418	=head3 cf::object
2395		2419
2396	=cut	2420	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2459		2483
2460	=cut	2484	=cut
2461		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
		2499
2462	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2501	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2504	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2517
2480	} else {	2518	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2521	}
2484	}	2522	}
2485	}	2523	}
2486		2524
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2550
2513	=item $player_object->enter_link	2551	=item $player_object->enter_link
2514		2552
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2554
2517	The player should be reasonably safe there for short amounts of time. You	2555	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.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2519		2559
2520	Will never block.	2560	Will never block.
2521		2561
2522	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2523		2563
…		…
2575	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2577		2617
2578	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2581		2621
2582	$map->load;	2622	$map->load;
2583	$map->load_neighbours;	2623	$map->load_neighbours;
2584		2624
2585	return unless $self->contr->active;	2625	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2626
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
2590	}	2632	}
2591		2633
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593		2635
2594	Moves the player to the given map-path and coordinates by first freezing	2636	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	2637	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	2638	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	2639	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2640	be called at the end of this process.
		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
2599		2644
2600	=cut	2645	=cut
2601		2646
2602	our $GOTOGEN;	2647	our $GOTOGEN;
2603		2648
…		…
2682	}	2727	}
2683		2728
2684	sub prepare_random_map {	2729	sub prepare_random_map {
2685	my ($exit) = @_;	2730	my ($exit) = @_;
2686		2731
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2734	# that depends on the exit object
2692		2735
2693	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2738	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2700	}	2745	}
2701		2746
2702	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2703		2748
2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2755	undef $fh;
2711	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2712		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2715	}	2764	}
2716	}	2765	}
2717		2766
2718	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2720		2769
2721	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2722		2771
2723	if ($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;	2772	$self->enter_link;
2735		2773
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 {	2774	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2775	$Coro::current->{desc} = "enter_exit";
2742		2776
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2745	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2746		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2747	1;	2798	1
2748	}) {	2799	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2804
2754	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2771	sub cf::client::send_drawinfo {	2822	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2823	my ($self, $text, $flags) = @_;
2773		2824
2774	utf8::encode $text;	2825	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2827	}
		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
2776	}	2852	}
2777		2853
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2855
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2860
2785	=cut	2861	=cut
2786		2862
2787	# non-persistent channels (usually the info channel)	2863	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
2789	"c/identify" => {	2871	"c/identify" => {
2790	id => "infobox",	2872	id => "infobox",
2791	title => "Identify",	2873	title => "Identify",
2792	reply => undef,	2874	reply => undef,
2793	tooltip => "Items recently identified",	2875	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2877	"c/examine" => {
2796	id => "infobox",	2878	id => "infobox",
2797	title => "Examine",	2879	title => "Examine",
2798	reply => undef,	2880	reply => undef,
2799	tooltip => "Signs and other items you examined",	2881	tooltip => "Signs and other items you examined",
		2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2888	},
2801	"c/book" => {	2889	"c/book" => {
2802	id => "infobox",	2890	id => "infobox",
2803	title => "Book",	2891	title => "Book",
2804	reply => undef,	2892	reply => undef,
…		…
2820	id => "infobox",	2908	id => "infobox",
2821	title => "Body Parts",	2909	title => "Body Parts",
2822	reply => undef,	2910	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2911	tooltip => "Shows which body parts you posess and are available",
2824	},	2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
2825	"c/uptime" => {	2949	"c/uptime" => {
2826	id => "infobox",	2950	id => "infobox",
2827	title => "Uptime",	2951	title => "Uptime",
2828	reply => undef,	2952	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2953	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	2956	id => "infobox",
2833	title => "Map Info",	2957	title => "Map Info",
2834	reply => undef,	2958	reply => undef,
2835	tooltip => "Information related to the maps",	2959	tooltip => "Information related to the maps",
2836	},	2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
2837	);	2975	);
2838		2976
2839	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2841		2979
2842	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
2843		2982
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		2984
2846	# check predefined channels, for the benefit of C	2985	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	2986	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	2987	$channel = $CHANNEL{$channel};
2849		2988
2850	$self->ext_msg (channel_info => $channel)	2989	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	2990	$channel = $channel->{id};
2854		2991
2855	} elsif (ref $channel) {	2992	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	2993	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	2994	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	2995	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	2996	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	2997	}
2862		2998
2863	$channel = $channel->{id};	2999	$channel = $channel->{id};
2864	}	3000	}
2865		3001
2866	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2867		3003
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3004	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3006	if $color & cf::NDI_DEF;
2872		3007
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3008	my $pkt = "msg "
		3009	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3011	);
2876	if ($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		3012
2887	$color &= cf::NDI_COLOR_MASK;	3013	$self->send_big_packet ($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	}	3014	}
2901		3015
2902	=item $client->ext_msg ($type, @msg)	3016	=item $client->ext_msg ($type, @msg)
2903		3017
2904	Sends an ext event to the client.	3018	Sends an ext event to the client.
…		…
2907		3021
2908	sub cf::client::ext_msg($$@) {	3022	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3023	my ($self, $type, @msg) = @_;
2910		3024
2911	if ($self->extcmd == 2) {	3025	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3027	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3028	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3030	}
2917	}	3031	}
2918		3032
2919	=item $client->ext_reply ($msgid, @msg)	3033	=item $client->ext_reply ($msgid, @msg)
2920		3034
…		…
2924		3038
2925	sub cf::client::ext_reply($$@) {	3039	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3040	my ($self, $id, @msg) = @_;
2927		3041
2928	if ($self->extcmd == 2) {	3042	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3044	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3045	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3046	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3048	}
2935	}	3049	}
2936		3050
2937	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2938		3052
…		…
3039		3153
3040	$coro	3154	$coro
3041	}	3155	}
3042		3156
3043	cf::client->attach (	3157	cf::client->attach (
3044	on_destroy => sub {	3158	on_client_destroy => sub {
3045	my ($ns) = @_;	3159	my ($ns) = @_;
3046		3160
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3162	},
3049	);	3163	);
…		…
3065	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
3066		3180
3067	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
3068		3182
3069	$safe->permit_only (Opcode::opset qw(	3183	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3184	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3185	grepstart grepwhile mapstart mapwhile
3072	sort time	3186	sort time
3073	));	3187	));
3074		3188
3075	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
…		…
3078		3192
3079	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
3080		3194
3081	cf::object	3195	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3196	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3197	insert remove name archname title slaying race decrease split
		3198	value
3084		3199
3085	cf::object::player	3200	cf::object::player
3086	player	3201	player
3087		3202
3088	cf::player	3203	cf::player
…		…
3093		3208
3094	=cut	3209	=cut
3095		3210
3096	for (	3211	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3213	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3214	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
3103	) {	3218	) {
3104	no strict 'refs';	3219	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3124		3239
3125	my $qcode = $code;	3240	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
3128		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
3129	local $_;	3247	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3248
3132	my $eval =	3249	my $eval =
3133	"do {\n"	3250	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3253	. $code
3137	. "\n}"	3254	. "\n}"
3138	;	3255	;
3139		3256
		3257	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
3143		3266
3144	if ($@) {	3267	if ($@) {
3145	warn "$@";	3268	warn "$@";
3146	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
3147	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3166	=cut	3289	=cut
3167		3290
3168	sub register_script_function {	3291	sub register_script_function {
3169	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
3170		3293
3171	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
3173	}	3296	}
3174		3297
3175	=back	3298	=back
3176		3299
3177	=cut	3300	=cut
…		…
3198		3321
3199	$facedata->{version} == 2	3322	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3324
3202	# patch in the exptable	3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3327	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3328	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
3206	};	3331	};
3207	cf::cede_to_tick;	3332	cf::cede_to_tick;
3208		3333
3209	{	3334	{
3210	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3339
3215	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3344
3220	cf::cede_to_tick;	3345	cf::cede_to_tick;
3221	}	3346	}
3222		3347
3223	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
…		…
3247		3372
3248	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
3249	}	3374	}
3250		3375
3251	{	3376	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
3255		3378
3256	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3380	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3382
3261	if ($info->{type} & 1) {	3383	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};	3384	cf::face::set_type $idx, $info->{type};
3276	} else {	3385	} else {
3277	$RESOURCE{$name} = $info;	3386	$RESOURCE{$name} = $info;
3278	}	3387	}
3279		3388
…		…
3362	reload_treasures;	3471	reload_treasures;
3363		3472
3364	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
3365	}	3474	}
3366		3475
3367	sub init {
3368	my $guard = freeze_mainloop;
3369
3370	reload_resources;
3371	}
3372
3373	sub reload_config {	3476	sub reload_config {
		3477	warn "reloading config file...\n";
		3478
3374	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
3375	or return;	3480	or return;
3376		3481
3377	local $/;	3482	local $/;
3378	*CFG = YAML::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
3379		3484
3380	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3381		3486
3382	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$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};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3387	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3388	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
3389	};	3494	};
3390	warn $@ if $@;	3495	warn $@ if $@;
3391	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
3392	}	3527	}
3393		3528
3394	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
3395	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
3396	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3398	(async {	3547	(async {
3399	$Coro::current->{desc} = "IDLE BUG HANDLER";	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
3400	EV::loop EV::LOOP_ONESHOT;	3549	EV::loop EV::LOOP_ONESHOT;
3401	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
3402	};	3551	};
3403		3552
3404	{	3553	evthread_start IO::AIO::poll_fileno;
3405	my $guard = freeze_mainloop;	3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
3406	reload_config;	3560	reload_config;
3407	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
3408	load_extensions;	3571	load_extensions;
3409		3572
3410	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3573	utime time, time, $RUNTIMEFILE;
3411	evthread_start IO::AIO::poll_fileno;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
3412	}	3580	};
3413		3581
3414	EV::loop;	3582	main_loop;
3415	}	3583	}
3416		3584
3417	#############################################################################	3585	#############################################################################
3418	# initialisation and cleanup	3586	# initialisation and cleanup
3419		3587
3420	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
3421	BEGIN {	3589	BEGIN {
3422	our %SIGWATCHER = ();	3590	our %SIGWATCHER = ();
3423	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3425	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
3426	};	3594	};
3427	}	3595	}
3428	}	3596	}
3429		3597
3430	sub write_runtime_sync {	3598	sub write_runtime_sync {
3431	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
3432		3600
3433	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
3434	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
3435		3603
3436	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3437		3605
3438	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
3439		3607
3440	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3441	or return;	3609	or return;
3442		3610
3443	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
3444	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
3445	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
3455	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
3456		3624
3457	close $fh	3625	close $fh
3458	or return;	3626	or return;
3459		3627
3460	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3461	and return;	3629	and return;
3462		3630
3463	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3464		3632
3465	1	3633	1
3466	}	3634	}
3467		3635
3468	our $uuid_lock;	3636	our $uuid_lock;
…		…
3477	my $uuid = "$LOCALDIR/uuid";	3645	my $uuid = "$LOCALDIR/uuid";
3478		3646
3479	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3480	or return;	3648	or return;
3481		3649
3482	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
3483	$uuid_skip = 0;	3658	$uuid_skip = 0;
3484		3659
3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3486	and return;	3661	and return;
3487		3662
…		…
3509	}	3684	}
3510		3685
3511	sub emergency_save() {	3686	sub emergency_save() {
3512	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
3513		3688
3514	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
3515		3690
3516	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
3517	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
3518	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
3519	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
3520	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
3521	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
3522	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
3523	$pl->valid or next;	3703	$pl->valid or next;
3524	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3525	$pl->save;	3705	$pl->save;
3526	}	3706	}
3527	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
3528		3708
3529	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
3530	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
3531	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
3532	$map->valid or next;	3712	$map->valid or next;
3533	$map->save;	3713	$map->save;
3534	}	3714	}
3535	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
3536		3716
3537	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
3538	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
3539	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
3540		3720
3541	warn "begin write uuid\n";	3721	warn "emergency_perl_save: begin write uuid\n";
3542	write_uuid_sync 1;	3722	write_uuid_sync 1;
3543	warn "end write uuid\n";	3723	warn "emergency_perl_save: end write uuid\n";
3544	};	3724	};
3545		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
3546	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
3547	}	3732	}
3548		3733
3549	sub post_cleanup {	3734	sub post_cleanup {
3550	my ($make_core) = @_;	3735	my ($make_core) = @_;
3551		3736
3552	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
3553	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
3554	}	3768	}
3555		3769
3556	sub do_reload_perl() {	3770	sub do_reload_perl() {
3557	# can/must only be called in main	3771	# can/must only be called in main
3558	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3559	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
3560	return;	3774	return;
3561	}	3775	}
3562		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
3563	warn "reloading...";	3782	warn "reloading...";
3564		3783
3565	warn "entering sync_job";	3784	warn "entering sync_job";
3566		3785
3567	cf::sync_job {	3786	cf::sync_job {
3568	cf::write_runtime_sync; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
3569	cf::emergency_save;	3788	cf::emergency_save;
3570	cf::write_runtime_sync; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
3571		3790
3572	warn "syncing database to disk";	3791	warn "syncing database to disk";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
3574		3793
3575	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
3576		3795
3577	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
3578	for (;;) {
3579	BDB::flush;
3580	IO::AIO::flush;
3581	Coro::cede_notself;
3582	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
3583	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3584	}
3585
3586	++$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	}	3799	}
3609		3800
3610	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3611	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3612	}	3803	%EXT_CORO = ();
3613		3804
3614	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3615	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3616	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3617		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3618	warn "... unloading $k";	3814	warn "... unloading $pkg";
3619	delete $INC{$k};
3620		3815
3621	$k =~ s/\.pm$//;
3622	$k =~ s/\//::/g;
3623
3624	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3625	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3626	}	3825	}
3627		3826
3628	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3629	}	3842	}
3630		3843
3631	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3632	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3633	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3634		3847
3635	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3636	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3637	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3638		3851
3639	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3640	# and global variables created in xs	3853	# and global variables created in xs
3641	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3642		3855
3643	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3644		3857
3645	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3646	require cf;	3859	require cf;
3647	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3648		3861
3649	warn "loading config and database again";	3862	warn "loading config and database again";
3650	cf::reload_config;	3863	cf::reload_config;
3651		3864
3652	warn "loading extensions";	3865	warn "loading extensions";
3653	cf::load_extensions;	3866	cf::load_extensions;
3654		3867
		3868	if ($REATTACH_ON_RELOAD) {
3655	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3656	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3657	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3658	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3659	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3660	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3661		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3662	warn "leaving sync_job";	3880	warn "leaving sync_job";
3663		3881
3664	1	3882	1
3665	} or do {	3883	} or do {
3666	warn $@;	3884	warn $@;
3667	cf::cleanup "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3668	};	3886	};
3669		3887
3670	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3671	};	3894	};
3672		3895
3673	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3674		3897
3675	sub reload_perl() {	3898	sub reload_perl() {
3676	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3677	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3678		3901
		3902	$RELOAD_WATCHER ||= cf::async {
		3903	Coro::AIO::aio_wait cache_extensions;
		3904
3679	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3680	do_reload_perl;	3906	do_reload_perl;
3681	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
		3908	};
3682	};	3909	};
3683	}	3910	}
3684		3911
3685	register_command "reload" => sub {	3912	register_command "reload" => sub {
3686	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
…		…
3700		3927
3701	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3702	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3703		3930
3704	sub wait_for_tick {	3931	sub wait_for_tick {
3705	return if tick_inhibit || $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		3933
3707	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3709	$signal->wait;	3936	$signal->wait;
3710	}	3937	}
3711		3938
3712	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3714		3941
3715	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3717	$signal->wait;	3944	$signal->wait;
3718	}	3945	}
…		…
3723	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3724	return;	3951	return;
3725	}	3952	}
3726		3953
3727	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
		3955
		3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3728		3957
3729	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3730	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3731	Coro::async_pool {	3960	Coro::async_pool {
3732	$Coro::current->{desc} = "runtime saver";	3961	$Coro::current->{desc} = "runtime saver";
…		…
3755	}	3984	}
3756		3985
3757	{	3986	{
3758	# configure BDB	3987	# configure BDB
3759		3988
3760	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3761	BDB::max_poll_reqs $TICK * 0.1;	3990	BDB::max_poll_reqs $TICK * 0.1;
3762	$Coro::BDB::WATCHER->priority (1);	3991	$AnyEvent::BDB::WATCHER->priority (1);
3763		3992
3764	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3765	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
3766	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3767	| BDB::LOG_AUTOREMOVE, 1);	3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3768	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3769	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3770		4000
3771	cf::sync_job {	4001	cf::sync_job {
3772	eval {	4002	eval {
…		…
3798	{	4028	{
3799	# configure IO::AIO	4029	# configure IO::AIO
3800		4030
3801	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3802	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3803	$Coro::AIO::WATCHER->priority (1);	4033	undef $AnyEvent::AIO::WATCHER;
3804	}	4034	}
3805		4035
3806	my $_log_backtrace;	4036	my $_log_backtrace;
3807		4037
3808	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3811	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3812		4042
3813	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3814	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3815	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3816	async {	4047	async {
3817	$Coro::current->{desc} = "abt $msg";	4048	$Coro::current->{desc} = "abt $msg";
3818		4049
3819	my @bt = fork_call {	4050	my @bt = fork_call {
3820	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
…		…
3831	}	4062	}
3832		4063
3833	@funcs	4064	@funcs
3834	};	4065	};
3835		4066
3836	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3837	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3838	--$_log_backtrace;	4070	--$_log_backtrace;
3839	};	4071	};
3840	} else {	4072	} else {
3841	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3842	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3843	}	4075	}
3844	}	4076	}
3845		4077
3846	# load additional modules	4078	# load additional modules
3847	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3848		4081
3849	END { cf::emergency_save }	4082	END { cf::emergency_save }
3850		4083
3851	1	4084	1
3852		4085

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