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Revision 1.440 by root, Mon Aug 11 23:23:41 2008 UTC vs.
Revision 1.556 by root, Sat Jul 3 01:49:18 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
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
…		…
61		64
62	# configure various modules to our taste	65	# configure various modules to our taste
63	#	66	#
64	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
67		75
68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
69		78
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
74		85
75	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
85	our $DATADIR = datadir;	98	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
89	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
95	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
96		118
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	121	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		123
102	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	127	our $DB_ENV;
106		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
107	our %CFG;	131	our %CFG;
108		132
109	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	134	our $RUNTIME;
111	our $NOW;	135	our $NOW;
…		…
120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
121	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	146	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
124		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
125	binmode STDOUT;	154	binmode STDOUT;
126	binmode STDERR;	155	binmode STDERR;
127		156
128	# read virtual server time, if available	157	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
133	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
134		165
135	mkdir $_	166	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		168
138	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
139		170
140	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
141		187
142	#############################################################################	188	#############################################################################
143		189
144	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
145		191
…		…
187	from wherever your confdir points to.	233	from wherever your confdir points to.
188		234
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		236
191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
192	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
193	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
194		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
195	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
196		247
197	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
198	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
199	that call.	250	that call.
200		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
201	=back	258	=back
202		259
203	=cut	260	=cut
204		261
205	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
206	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
207	my $msg = join "", @_;	269	my $msg = join "", @_;
208		270
209	$msg .= "\n"	271	$msg .= "\n"
210	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
211		273
212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
213		275
214	LOG llevError, $msg;	276	LOG llevWarn, $msg;
215	};	277	};
216	}
217		278
218	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
220		281
221	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	286	return;#d#
224	}#d#	287	}#d#
225		288
226	# kill coroutine otherwise	289	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	290	Coro::terminate
229	};	291	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		292
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
246	cf::client cf::player	306	cf::client cf::player
247	cf::arch cf::living	307	cf::arch cf::living
248	cf::map cf::mapspace	308	cf::map cf::mapspace
249	cf::party cf::region	309	cf::party cf::region
250	)) {	310	)) {
251	no strict 'refs';
252	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
253	}	312	}
254		313
255	$EV::DIED = sub {	314	$EV::DIED = sub {
256	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
257	};	316	};
258		317
259	#############################################################################	318	#############################################################################
260		319
261	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
298	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
299		358
300	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
301	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
302		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
		404
303	=item cf::lock_wait $string	405	=item cf::lock_wait $string
304		406
305	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
306		408
307	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
308		410
309	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
310	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
311	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
312	returned.	414	returned.
313		415
314	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
315	deadlocked coro.	417	deadlocked coro.
…		…
321		423
322	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
323		425
324	=cut	426	=cut
325		427
326	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
327	our %LOCKER;#d#
328		429
329	sub lock_wait($) {	430	sub lock_wait($) {
330	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
331
332	if ($LOCKER{$key} == $Coro::current) {#d#
333	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
334	return;#d#
335	}#d#
336
337	# wait for lock, if any
338	while ($LOCK{$key}) {
339	push @{ $LOCK{$key} }, $Coro::current;
340	Coro::schedule;
341	}
342	}	432	}
343		433
344	sub lock_acquire($) {	434	sub lock_acquire($) {
345	my ($key) = @_;	435	$LOCKS->guard ($_[0])
346
347	# wait, to be sure we are not locked
348	lock_wait $key;
349
350	$LOCK{$key} = [];
351	$LOCKER{$key} = $Coro::current;#d#
352
353	Coro::guard {
354	delete $LOCKER{$key};#d#
355	# wake up all waiters, to be on the safe side
356	$_->ready for @{ delete $LOCK{$key} };
357	}
358	}	436	}
359		437
360	sub lock_active($) {	438	sub lock_active($) {
361	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
362
363	! ! $LOCK{$key}
364	}	440	}
365		441
366	sub freeze_mainloop {	442	sub freeze_mainloop {
367	tick_inhibit_inc;	443	tick_inhibit_inc;
368		444
369	Coro::guard \&tick_inhibit_dec;	445	&Guard::guard (\&tick_inhibit_dec);
370	}	446	}
371		447
372	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
373		449
374	Like EV::periodic, but randomly selects a starting point so that the actions	450	Like EV::periodic, but randomly selects a starting point so that the actions
375	get spread over timer.	451	get spread over time.
376		452
377	=cut	453	=cut
378		454
379	sub periodic($$) {	455	sub periodic($$) {
380	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
397		473
398	=cut	474	=cut
399		475
400	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
401	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
402		479
403	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
404	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
405	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
406		483
407	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
408		486
409	while () {	487	while () {
410	next_job:	488	next_job:
		489
411	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
412	if ($avail > 0.01) {	491
413	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
414	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
415	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
416	$job->[2]->send;	496	$job->[2]->send;
417	Coro::cede;	497	Coro::cede;
418	goto next_job;	498	goto next_job;
419	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
420	}	501	}
421	}	502	}
422		503
423	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
424	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
425	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
426	$signal->wait;	507	$signal->wait;
427	} else {	508	} else {
		509	$busy = 0;
428	Coro::schedule;	510	Coro::schedule;
429	}	511	}
430	}	512	}
431	};	513	};
432		514
433	sub get_slot($;$$) {	515	sub get_slot($;$$) {
434	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
435		517
436	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
437		519
438	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
439	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
440		523
441	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
442	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
443	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
469	=cut	552	=cut
470		553
471	sub sync_job(&) {	554	sub sync_job(&) {
472	my ($job) = @_;	555	my ($job) = @_;
473		556
474	if ($Coro::current == $Coro::main) {	557	if (in_main) {
475	my $time = EV::time;	558	my $time = AE::time;
476		559
477	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
478	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
479		562
480	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
481		564
482	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
483		566
484	my $busy = 1;	567	my $busy = 1;
485	my @res;	568	my @res;
486		569
487	(async {	570	(async {
488	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
489	@res = eval { $job->() };	572	@res = eval { $job->() };
490	warn $@ if $@;	573	error $@ if $@;
491	undef $busy;	574	undef $busy;
492	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
493		576
494	while ($busy) {	577	while ($busy) {
495	if (Coro::nready) {	578	if (Coro::nready) {
…		…
497	} else {	580	} else {
498	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
499	}	582	}
500	}	583	}
501		584
502	my $time = EV::time - $time;	585	my $time = AE::time - $time;
503		586
504	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
505		588
506	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
507	} else {	590	} else {
…		…
529	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
530		613
531	$coro	614	$coro
532	}	615	}
533		616
534	=item fork_call { }, $args	617	=item fork_call { }, @args
535		618
536	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
537	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
538	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
539	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
540		623
541	=cut	624	=cut
542		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
543	sub fork_call(&@) {	630	sub fork_call(&@) {
544	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
545		632
546	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
547	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
548	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
549		636
550	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
551	reset_signals;	638	cf::post_fork;
552	&$cb	639	&$cb
553	}, @args;	640	} @args;
554		641
555	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
556	}	654	}
557		655
558	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
559		657
560	=cut	658	=cut
…		…
597	within each server.	695	within each server.
598		696
599	=cut	697	=cut
600		698
601	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
602	my ($name) = @_;	703	my ($name) = @_;
603	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
604		705
605	eval {	706	eval {
606	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
616	}	717	}
617		718
618	our $DB;	719	our $DB;
619		720
620	sub db_init {	721	sub db_init {
621	cf::sync_job {
622	$DB ||= db_table "db";	722	$DB ||= db_table "db";
623	};
624	}	723	}
625		724
626	sub db_get($$) {	725	sub db_get($$) {
627	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
628		727
629	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
630	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
631		732
632	$! ? ()	733	$! ? ()
633	: $data	734	: $data
634	}
635	}	735	}
636		736
637	sub db_put($$$) {	737	sub db_put($$$) {
638	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
639	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
695		795
696	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
697	my $data = $process->(\@data);	797	my $data = $process->(\@data);
698	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
699		799
700	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
701		801
702	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
703	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
704	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
705		805
…		…
715		815
716	=cut	816	=cut
717		817
718	sub datalog($@) {	818	sub datalog($@) {
719	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
720	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
721	}	821	}
722		822
723	=back	823	=back
724		824
725	=cut	825	=cut
726		826
727	#############################################################################	827	#############################################################################
728		828
729	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
730		830
731	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
732	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
733	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
734		834
735	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
736	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
786	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
787		887
788	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
789	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
790		890
791	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
792	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
793		893
794	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
795		895
796	=over 4	896	=over 4
…		…
920		1020
921	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
922	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
923		1023
924	} elsif (ref $type) {	1024	} elsif (ref $type) {
925	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
926		1026
927	} else {	1027	} else {
928	shift @arg;	1028	shift @arg;
929	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
930	}	1030	}
931	}	1031	}
932	}	1032	}
933		1033
934	sub _object_attach {	1034	sub _object_attach {
…		…
944	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
945	}	1045	}
946		1046
947	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
948	} else {	1048	} else {
949	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
950	}	1050	}
951		1051
952	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
953	}	1053	}
954		1054
…		…
1013		1113
1014	for (@$callbacks) {	1114	for (@$callbacks) {
1015	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1016		1116
1017	if ($@) {	1117	if ($@) {
1018	warn "$@";
1019	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1020	override;	1119	override;
1021	}	1120	}
1022		1121
1023	return 1 if $override;	1122	return 1 if $override;
1024	}	1123	}
…		…
1087		1186
1088	sub reattach {	1187	sub reattach {
1089	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1090	my ($obj) = @_;	1189	my ($obj) = @_;
1091		1190
		1191	# no longer needed after getting rid of delete_package?
1092	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1093		1193
1094	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1095		1195
1096	@$registry = ();	1196	@$registry = ();
1097		1197
…		…
1102	for (@$attach) {	1202	for (@$attach) {
1103	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1104	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1105	}	1205	}
1106	} else {	1206	} else {
1107	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1108	}	1208	}
1109	}	1209	}
1110	}	1210	}
1111		1211
1112	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1139	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1140		1240
1141	sync_job {	1241	sync_job {
1142	if (length $$rdata) {	1242	if (length $$rdata) {
1143	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1144	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1145	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1146		1247
1147	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1148	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1149	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1150	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1151	aio_close $fh;	1255	aio_close $fh;
1152		1256
1153	if (@$objs) {	1257	if (@$objs) {
1154	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1155	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1156	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1157	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1158	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1159	aio_close $fh;	1266	aio_close $fh;
1160	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1161	}	1268	}
1162	} else {	1269	} else {
1163	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1164	}	1271	}
1165		1272
1166	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1167	} else {	1277	} else {
1168	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1169	}	1279	}
1170	} else {	1280	} else {
1171	aio_unlink $filename;	1281	aio_unlink $filename;
1172	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1173	}	1283	}
…		…
1197	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1198	$av = $st->{objs};	1308	$av = $st->{objs};
1199	}	1309	}
1200		1310
1201	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1202	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1203	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1204		1315
1205	($data, $av)	1316	($data, $av)
1206	}	1317	}
1207		1318
1208	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1264	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1265		1376
1266	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1267	}	1378	}
1268		1379
		1380	use File::Glob ();
		1381
1269	cf::player->attach (	1382	cf::player->attach (
1270	on_command => sub {	1383	on_unknown_command => sub {
1271	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1272		1385
1273	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1274	or return;	1387	or return;
1275		1388
…		…
1298		1411
1299	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1300	if $reply;	1413	if $reply;
1301		1414
1302	} else {	1415	} else {
1303	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1304	}	1417	}
1305		1418
1306	cf::override;	1419	cf::override;
1307	},	1420	},
1308	);	1421	);
1309		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1310	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1311	cf::sync_job {	1439	cf::sync_job {
1312	my %todo;	1440	my %todo;
1313		1441
1314	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1315	next unless -r $path;	1443	next unless -r $path;
…		…
1333		1461
1334	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1335	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1336		1464
1337	$ext{source} =	1465	$ext{source} =
1338	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1339	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1340	. $source	1468	. $source
1341	. "\n};\n1";	1469	. "\n};\n1";
1342		1470
1343	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1344	}	1472	}
1345		1473
		1474	my $pass = 0;
1346	my %done;	1475	my %done;
1347	while (%todo) {	1476	while (%todo) {
1348	my $progress;	1477	my $progress;
1349		1478
		1479	++$pass;
		1480
		1481	ext:
1350	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1351	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1352	goto skip	1484	next ext
1353	unless exists $done{$_};	1485	unless exists $done{$_};
1354	}	1486	}
1355		1487
1356	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1357		1489
1358	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1359	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1360	: "$v->{base}: extension inactive.\n";
1361		1494
1362	if (exists $v->{meta}{mandatory}) {
1363	warn $msg;
1364	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1365	}	1496	if exists $v->{meta}{mandatory};
1366		1497
1367	warn $msg;	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1499	delete $todo{$k};
		1500	} else {
		1501	$done{$k} = delete $todo{$k};
		1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1368	}	1507	}
1369
1370	$done{$k} = delete $todo{$k};
1371	push @EXTS, $v->{pkg};
1372	$progress = 1;
1373	}	1508	}
1374		1509
1375	skip:	1510	unless ($progress) {
1376	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1377	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1378	}	1518	}
1379	};	1519	};
1380	}	1520	}
1381		1521
1382	#############################################################################	1522	#############################################################################
1383		1523
1384	=back	1524	=back
1385		1525
1386	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1387		1527
1388	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1389		1529
1390	=cut	1530	=cut
1391		1531
1392	package cf::player;	1532	package cf::player;
1393		1533
…		…
1436		1576
1437	sub exists($) {	1577	sub exists($) {
1438	my ($login) = @_;	1578	my ($login) = @_;
1439		1579
1440	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1441	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1442	}	1582	}
1443		1583
1444	sub find($) {	1584	sub find($) {
1445	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1446	my $login = $_[0];	1586	my $login = $_[0];
…		…
1466	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1467	}	1607	}
1468	}	1608	}
1469	}	1609	}
1470		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1471	sub save($) {	1624	sub save($) {
1472	my ($pl) = @_;	1625	my ($pl) = @_;
1473		1626
1474	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1475		1628
…		…
1480		1633
1481	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1482	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1483		1636
1484	cf::get_slot 0.01;	1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1485		1641
1486	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1487	cf::cede_to_tick;	1643	cf::cede_to_tick;
1488	}	1644	}
1489		1645
…		…
1521	my ($pl) = @_;	1677	my ($pl) = @_;
1522		1678
1523	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1524		1680
1525	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1526	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1527		1683
1528	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1529	$pl->deactivate;	1685	$pl->deactivate;
		1686
1530	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1531	$pl->ob->check_score;
1532	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1533	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1534		1692
1535	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1536	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1537	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1591	\@logins	1749	\@logins
1592	}	1750	}
1593		1751
1594	=item $player->maps	1752	=item $player->maps
1595		1753
		1754	=item cf::player::maps $login
		1755
1596	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1597	player. May block.	1757	player. May block.
1598		1758
1599	=cut	1759	=cut
1600		1760
…		…
1617	}	1777	}
1618		1778
1619	\@paths	1779	\@paths
1620	}	1780	}
1621		1781
1622	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1623		1783
1624	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1625
1626	=cut
1627
1628	use re 'eval';
1629
1630	my $group;
1631	my $interior; $interior = qr{
1632	# match a pod interior sequence sans C<< >>
1633	(?:
1634	\ (.*?)\ (?{ $group = $^N })
1635	| < (??{$interior}) >
1636	)
1637	}x;
1638
1639	sub expand_cfpod {
1640	my ($self, $pod) = @_;
1641
1642	my $xml;
1643
1644	while () {
1645	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1646	$group = $1;
1647
1648	$group =~ s/&/&amp;/g;
1649	$group =~ s/</&lt;/g;
1650
1651	$xml .= $group;
1652	} elsif ($pod =~ m%\G
1653	([BCGHITU])
1654	<
1655	(?:
1656	([^<>]*) (?{ $group = $^N })
1657	| < $interior >
1658	)
1659	>
1660	%gcsx
1661	) {
1662	my ($code, $data) = ($1, $group);
1663
1664	if ($code eq "B") {
1665	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1666	} elsif ($code eq "I") {
1667	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1668	} elsif ($code eq "U") {
1669	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1670	} elsif ($code eq "C") {
1671	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1672	} elsif ($code eq "T") {
1673	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1674	} elsif ($code eq "G") {
1675	my ($male, $female) = split /\|/, $data;
1676	$data = $self->gender ? $female : $male;
1677	$xml .= expand_cfpod ($self, $data);
1678	} elsif ($code eq "H") {
1679	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1680	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1681	"")
1682	[$self->{hintmode}];
1683	} else {
1684	$xml .= "error processing '$code($data)' directive";
1685	}
1686	} else {
1687	if ($pod =~ /\G(.+)/) {
1688	warn "parse error while expanding $pod (at $1)";
1689	}
1690	last;
1691	}
1692	}
1693
1694	for ($xml) {
1695	# create single paragraphs (very hackish)
1696	s/(?<=\S)\n(?=\w)/ /g;
1697
1698	# compress some whitespace
1699	s/\s+\n/\n/g; # ws line-ends
1700	s/\n\n+/\n/g; # double lines
1701	s/^\n+//; # beginning lines
1702	s/\n+$//; # ending lines
1703	}
1704
1705	$xml
1706	}
1707
1708	no re 'eval';
1709
1710	sub hintmode {
1711	$_[0]{hintmode} = $_[1] if @_ > 1;
1712	$_[0]{hintmode}
1713	}
1714		1785
1715	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1716		1787
1717	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1718		1789
…		…
1750		1821
1751	=cut	1822	=cut
1752		1823
1753	sub find_by_path($) {	1824	sub find_by_path($) {
1754	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1755		1828
1756	my ($match, $specificity);	1829	my ($match, $specificity);
1757		1830
1758	for my $region (list) {	1831	for my $region (list) {
1759	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1788	sub generate_random_map {	1861	sub generate_random_map {
1789	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1790		1863
1791	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1792		1865
1793	# mit "rum" bekleckern, nicht
1794	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1795	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1796	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1797	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1798	$rmp->{exit_on_final_map},
1799	$rmp->{xsize}, $rmp->{ysize},
1800	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1801	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1802	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1803	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1804	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1805	(cf::region::find $rmp->{region}), $rmp->{custom}
1806	)
1807	}	1867	}
1808		1868
1809	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1810		1870
1811	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1816		1876
1817	sub register {	1877	sub register {
1818	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1819	my $pkg = caller;	1879	my $pkg = caller;
1820		1880
1821	no strict;
1822	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1823		1882
1824	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1825	}	1884	}
1826		1885
1827	# also paths starting with '/'	1886	# also paths starting with '/'
1828	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1829		1888
1830	sub thawer_merge {	1889	sub thawer_merge {
1831	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1832		1891
1833	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1838	}	1897	}
1839		1898
1840	sub normalise {	1899	sub normalise {
1841	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1842		1901
1843	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1844		1903
1845	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1846		1905
1847	# map plan:	1906	# map plan:
1848	#	1907	#
…		…
1863	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1864	$path = "$base/$path";	1923	$path = "$base/$path";
1865	}	1924	}
1866		1925
1867	for ($path) {	1926	for ($path) {
1868	redo if s{//}{/};
1869	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1870	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1871	}	1929	}
1872		1930
1873	$path	1931	$path
…		…
1887	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1888	return $self;	1946	return $self;
1889	}	1947	}
1890	}	1948	}
1891		1949
1892	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1893	()	1951	()
1894	}	1952	}
1895		1953
1896	sub init {	1954	sub init {
1897	my ($self) = @_;	1955	my ($self) = @_;
…		…
1929	sub uniq_path {	1987	sub uniq_path {
1930	my ($self) = @_;	1988	my ($self) = @_;
1931		1989
1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1933	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1934	}
1935
1936	# and all this just because we cannot iterate over
1937	# all maps in C++...
1938	sub change_all_map_light {
1939	my ($change) = @_;
1940
1941	$_->change_map_light ($change)
1942	for grep $_->outdoor, values %cf::MAP;
1943	}	1992	}
1944		1993
1945	sub decay_objects {	1994	sub decay_objects {
1946	my ($self) = @_;	1995	my ($self) = @_;
1947		1996
…		…
2029		2078
2030	sub find;	2079	sub find;
2031	sub find {	2080	sub find {
2032	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
2033		2082
		2083	cf::cede_to_tick;
		2084
2034	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
2035		2086
2036	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2037	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
2038		2089
2039	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
2040	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2041	my $guard2 = cf::lock_acquire "map_find:$path";
2042
2043	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
2044	or return;	2092	or return;
2045		2093
2046	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
2047		2095
…		…
2059		2107
2060	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
2061	}	2109	}
2062	}	2110	}
2063		2111
2064	sub pre_load { }	2112	sub pre_load { }
2065	sub post_load { }	2113	#sub post_load { } # XS
2066		2114
2067	sub load {	2115	sub load {
2068	my ($self) = @_;	2116	my ($self) = @_;
2069		2117
2070	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2115	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
2116	$self->decay_objects;	2164	$self->decay_objects;
2117	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
2118	$self->update_buttons;	2166	$self->update_buttons;
2119	cf::cede_to_tick;	2167	cf::cede_to_tick;
2120	$self->set_darkness_map;
2121	cf::cede_to_tick;
2122	$self->activate;	2168	$self->activate;
2123	}	2169	}
2124		2170
2125	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
2126	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
2127		2173
2128	$self->in_memory (cf::MAP_ACTIVE);	2174	$self->in_memory (cf::MAP_ACTIVE);
2129	}	2175	}
2130		2176
2131	$self->post_load;	2177	$self->post_load;
2132	}
2133		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
2134	sub customise_for {	2185	sub customise_for {
2135	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
2136		2187
2137	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
2138	if $self->per_player;	2189	if $self->per_player;
…		…
2154	or next;	2205	or next;
2155	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2156	or next;	2207	or next;
2157	$neigh->load;	2208	$neigh->load;
2158		2209
		2210	# now find the diagonal neighbours
2159	push @neigh,	2211	push @neigh,
2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2162	}	2214	}
2163		2215
…		…
2170	}	2222	}
2171		2223
2172	sub find_sync {	2224	sub find_sync {
2173	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2174		2226
2175	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2176	}	2231	}
2177		2232
2178	sub do_load_sync {	2233	sub do_load_sync {
2179	my ($map) = @_;	2234	my ($map) = @_;
2180		2235
2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2182	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2183		2238
2184	cf::sync_job { $map->load };	2239	$map->load;
2185	}	2240	}
2186		2241
2187	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2188	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2189		2244
…		…
2215	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2216		2271
2217	()	2272	()
2218	}	2273	}
2219		2274
		2275	# common code, used by both ->save and ->swapout
2220	sub save {	2276	sub _save {
2221	my ($self) = @_;	2277	my ($self) = @_;
2222
2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2224		2278
2225	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2226		2280
2227	return unless $self->dirty;	2281	return unless $self->dirty;
2228		2282
…		…
2248	} else {	2302	} else {
2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2250	}	2304	}
2251	}	2305	}
2252		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2253	sub swap_out {	2315	sub swap_out {
2254	my ($self) = @_;	2316	my ($self) = @_;
2255		2317
2256	# save first because save cedes
2257	$self->save;
2258
2259	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2260		2319
2261	return if $self->players;
2262	return if $self->in_memory != cf::MAP_ACTIVE;	2320	return if $self->in_memory != cf::MAP_ACTIVE;
2263	return if $self->{deny_save};	2321	return if $self->{deny_save};
		2322	return if $self->players;
2264		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2266		2374
2267	$self->deactivate;	2375	$self->deactivate;
2268	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->clear;	2377	$self->clear;
2270	}
2271
2272	sub reset_at {
2273	my ($self) = @_;
2274
2275	# TODO: safety, remove and allow resettable per-player maps
2276	return 1e99 if $self->{deny_reset};
2277
2278	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2279	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2280
2281	$time + $to
2282	}
2283
2284	sub should_reset {
2285	my ($self) = @_;
2286
2287	$self->reset_at <= $cf::RUNTIME
2288	}
2289
2290	sub reset {
2291	my ($self) = @_;
2292
2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
2294
2295	return if $self->players;
2296
2297	warn "resetting map ", $self->path;
2298
2299	$self->in_memory (cf::MAP_SWAPPED);
2300
2301	# need to save uniques path
2302	unless ($self->{deny_save}) {
2303	my $uniq = $self->uniq_path; utf8::encode $uniq;
2304
2305	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2306	if $uniq;
2307	}
2308
2309	delete $cf::MAP{$self->path};
2310
2311	$self->deactivate;
2312	$_->clear_links_to ($self) for values %cf::MAP;
2313	$self->clear;
2314		2378
2315	$self->unlink_save;	2379	$self->unlink_save;
2316	$self->destroy;	2380	$self->destroy;
2317	}	2381	}
2318		2382
…		…
2326		2390
2327	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2328		2392
2329	$self->unlink_save;	2393	$self->unlink_save;
2330		2394
2331	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2332	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2333	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2334	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2335	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2336		2400
…		…
2393	: normalise $_	2457	: normalise $_
2394	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2395	]	2459	]
2396	}	2460	}
2397		2461
		2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
		2493
2398	=back	2494	=back
2399		2495
2400	=head3 cf::object	2496	=head3 cf::object
2401		2497
2402	=cut	2498	=cut
…		…
2467		2563
2468	our $SAY_CHANNEL = {	2564	our $SAY_CHANNEL = {
2469	id => "say",	2565	id => "say",
2470	title => "Map",	2566	title => "Map",
2471	reply => "say ",	2567	reply => "say ",
2472	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2473	};	2569	};
2474		2570
2475	our $CHAT_CHANNEL = {	2571	our $CHAT_CHANNEL = {
2476	id => "chat",	2572	id => "chat",
2477	title => "Chat",	2573	title => "Chat",
…		…
2532		2628
2533	=item $player_object->enter_link	2629	=item $player_object->enter_link
2534		2630
2535	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2536		2632
2537	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2538	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2539		2637
2540	Will never block.	2638	Will never block.
2541		2639
2542	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2543		2641
…		…
2563	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2564	my ($self) = @_;	2662	my ($self) = @_;
2565		2663
2566	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2567		2665
		2666	++$self->{_link_recursion};
		2667
2568	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2569		2669
2570	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2571	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2572		2672
2573	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2574	}	2674	}
2575		2675
2576	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2577	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2578		2678
…		…
2595	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2596	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2597		2697
2598	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2599	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2600	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2601		2701
2602	$map->load;	2702	$map->load;
2603	$map->load_neighbours;	2703	$map->load_neighbours;
2604		2704
2605	return unless $self->contr->active;	2705	return unless $self->contr->active;
2606	$self->activate_recursive;
2607		2706
2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2609	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2610	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2611		2714
		2715	}
		2716
2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2613		2718
2614	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2615	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2616	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2617	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
…		…
2624		2729
2625	our $GOTOGEN;	2730	our $GOTOGEN;
2626		2731
2627	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2628	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
2629		2740
2630	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2632		2743
2633	$self->enter_link;	2744	$self->enter_link;
…		…
2657	my $map = eval {	2768	my $map = eval {
2658	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2659		2770
2660	if ($map) {	2771	if ($map) {
2661	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2662	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2663	} else {	2774	} else {
2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2665	}	2776	}
2666		2777
2667	$map	2778	$map
…		…
2675	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2676	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2677	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2678	}	2789	}
2679		2790
2680	$done->() if $done;	2791	$done->($self) if $done;
2681	})->prio (1);	2792	})->prio (1);
2682	}	2793	}
2683		2794
2684	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2685		2796
…		…
2773	$self->contr->savebed ($map, $x, $y)	2884	$self->contr->savebed ($map, $x, $y)
2774	if $exit->flag (cf::FLAG_DAMNED);	2885	if $exit->flag (cf::FLAG_DAMNED);
2775		2886
2776	1	2887	1
2777	}) {	2888	}) {
2778	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2779	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2780	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2781	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2782		2893
2783	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2784	$self->leave_link;	2895	$self->leave_link;
2785	}	2896	}
2786	})->prio (1);	2897	})->prio (1);
2787	}	2898	}
2788		2899
…		…
2800	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2801	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2802		2913
2803	utf8::encode $text;	2914	utf8::encode $text;
2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2805	}	2941	}
2806		2942
2807	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2808		2944
2809	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2813		2949
2814	=cut	2950	=cut
2815		2951
2816	# non-persistent channels (usually the info channel)	2952	# non-persistent channels (usually the info channel)
2817	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2818	"c/identify" => {	2960	"c/identify" => {
2819	id => "infobox",	2961	id => "infobox",
2820	title => "Identify",	2962	title => "Identify",
2821	reply => undef,	2963	reply => undef,
2822	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
…		…
2824	"c/examine" => {	2966	"c/examine" => {
2825	id => "infobox",	2967	id => "infobox",
2826	title => "Examine",	2968	title => "Examine",
2827	reply => undef,	2969	reply => undef,
2828	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
		2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
2829	},	2977	},
2830	"c/book" => {	2978	"c/book" => {
2831	id => "infobox",	2979	id => "infobox",
2832	title => "Book",	2980	title => "Book",
2833	reply => undef,	2981	reply => undef,
…		…
2849	id => "infobox",	2997	id => "infobox",
2850	title => "Body Parts",	2998	title => "Body Parts",
2851	reply => undef,	2999	reply => undef,
2852	tooltip => "Shows which body parts you posess and are available",	3000	tooltip => "Shows which body parts you posess and are available",
2853	},	3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
2854	"c/uptime" => {	3038	"c/uptime" => {
2855	id => "infobox",	3039	id => "infobox",
2856	title => "Uptime",	3040	title => "Uptime",
2857	reply => undef,	3041	reply => undef,
2858	tooltip => "How long the server has been running since last restart",	3042	tooltip => "How long the server has been running since last restart",
…		…
2867	id => "party",	3051	id => "party",
2868	title => "Party",	3052	title => "Party",
2869	reply => "gsay ",	3053	reply => "gsay ",
2870	tooltip => "Messages and chat related to your party",	3054	tooltip => "Messages and chat related to your party",
2871	},	3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2872	);	3064	);
2873		3065
2874	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2875	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2876		3068
2877	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2878		3071
2879	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2880		3073
2881	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2882	if ($CHANNEL{$channel}) {	3075	if ($CHANNEL{$channel}) {
2883	$channel = $CHANNEL{$channel};	3076	$channel = $CHANNEL{$channel};
2884		3077
2885	$self->ext_msg (channel_info => $channel)	3078	$self->ext_msg (channel_info => $channel);
2886	if $self->can_msg;
2887
2888	$channel = $channel->{id};	3079	$channel = $channel->{id};
2889		3080
2890	} elsif (ref $channel) {	3081	} elsif (ref $channel) {
2891	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2892	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2893	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2894	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2895	if $self->can_msg;
2896	}	3086	}
2897		3087
2898	$channel = $channel->{id};	3088	$channel = $channel->{id};
2899	}	3089	}
2900		3090
2901	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2902		3092
2903	if ($self->can_msg) {
2904	# default colour, mask it out	3093	# default colour, mask it out
2905	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2906	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2907		3096
2908	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2909	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2910	} else {	3100	);
2911	if ($color >= 0) {
2912	# replace some tags by gcfclient-compatible ones
2913	for ($msg) {
2914	1 while
2915	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2916	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2917	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2918	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2919	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2920	}
2921		3101
2922	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2923
2924	utf8::encode $msg;
2925
2926	if (0 && $msg =~ /\[/) {
2927	# COMMAND/INFO
2928	$self->send_packet ("drawextinfo $color 10 8 $msg")
2929	} else {
2930	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2931	$self->send_packet ("drawinfo $color $msg")
2932	}
2933	}
2934	}
2935	}	3103	}
2936		3104
2937	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2938		3106
2939	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2942		3110
2943	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2944	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2945		3113
2946	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2947	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2948	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2949	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2950	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2951	}	3119	}
2952	}	3120	}
2953		3121
2954	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2955		3123
…		…
2959		3127
2960	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2961	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2962		3130
2963	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2964	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2965	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2966	#TODO: version 1, remove	3134	#TODO: version 1, remove
2967	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}	3137	}
2970	}	3138	}
2971		3139
2972	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2973		3141
…		…
3044		3212
3045	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
3046	if $reply;	3214	if $reply;
3047		3215
3048	} else {	3216	} else {
3049	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3050	}	3218	}
3051		3219
3052	cf::override;	3220	cf::override;
3053	},	3221	},
3054	);	3222	);
…		…
3074		3242
3075	$coro	3243	$coro
3076	}	3244	}
3077		3245
3078	cf::client->attach (	3246	cf::client->attach (
3079	on_destroy => sub {	3247	on_client_destroy => sub {
3080	my ($ns) = @_;	3248	my ($ns) = @_;
3081		3249
3082	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3083	},	3251	},
3084	);	3252	);
…		…
3100	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
3101		3269
3102	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
3103		3271
3104	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
3105	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
3106	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
3107	sort time	3275	sort time
3108	));	3276	));
3109		3277
3110	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
3114	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
3115		3283
3116	cf::object	3284	cf::object
3117	contr pay_amount pay_player map x y force_find force_add destroy	3285	contr pay_amount pay_player map x y force_find force_add destroy
3118	insert remove name archname title slaying race decrease split	3286	insert remove name archname title slaying race decrease split
		3287	value
3119		3288
3120	cf::object::player	3289	cf::object::player
3121	player	3290	player
3122		3291
3123	cf::player	3292	cf::player
…		…
3129	=cut	3298	=cut
3130		3299
3131	for (	3300	for (
3132	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3133	insert remove inv nrof name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
3134	decrease split destroy change_exp)],	3303	decrease split destroy change_exp value msg lore send_msg)],
3135	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
3136	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
3137	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
3138	) {	3307	) {
3139	no strict 'refs';
3140	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
3141	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3142	for @funs;	3310	for @funs;
3143	}	3311	}
3144		3312
…		…
3159		3327
3160	my $qcode = $code;	3328	my $qcode = $code;
3161	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3162	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
3163		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
3164	local $_;	3335	local $_;
3165	local @safe::cf::_safe_eval_args = values %vars;
3166		3336
3167	my $eval =	3337	my $eval =
3168	"do {\n"	3338	"do {\n"
3169	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3170	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
3171	. $code	3341	. $code
3172	. "\n}"	3342	. "\n}"
3173	;	3343	;
3174		3344
		3345	if ($CFG{safe_eval}) {
3175	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
3176	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3177	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
3178		3354
3179	if ($@) {	3355	if ($@) {
3180	warn "$@";	3356	warn "$@",
3181	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
3182	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
3183	}	3359	}
3184		3360
3185	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
3186	}	3362	}
3187		3363
…		…
3201	=cut	3377	=cut
3202		3378
3203	sub register_script_function {	3379	sub register_script_function {
3204	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
3205		3381
3206	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
3207	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
3208	}	3384	}
3209		3385
3210	=back	3386	=back
3211		3387
3212	=cut	3388	=cut
…		…
3221	# for this (global event?)	3397	# for this (global event?)
3222	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
3223		3399
3224	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3225		3401
3226	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
3227		3403
3228	my $facedata;
3229	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3230	or die "$path: $!";	3405	or die "$path: $!";
3231		3406
3232	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3233		3408
3234	$facedata->{version} == 2	3409	$facedata->{version} == 2
3235	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3236		3411
3237	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3238	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3239	type => FT_RSRC,	3415	type => FT_RSRC,
3240	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3241	};	3418	};
3242	cf::cede_to_tick;	3419	cf::cede_to_tick;
3243		3420
3244	{	3421	{
3245	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
…		…
3247	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3248	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3249		3426
3250	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3251	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3252	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3253	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3254		3431
3255	cf::cede_to_tick;	3432	cf::cede_to_tick;
3256	}	3433	}
3257		3434
3258	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
…		…
3263		3440
3264	if (my $smooth = cf::face::find $info->{smooth}) {	3441	if (my $smooth = cf::face::find $info->{smooth}) {
3265	cf::face::set_smooth $idx, $smooth;	3442	cf::face::set_smooth $idx, $smooth;
3266	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3443	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3267	} else {	3444	} else {
3268	warn "smooth face '$info->{smooth}' not found for face '$face'";	3445	error "smooth face '$info->{smooth}' not found for face '$face'";
3269	}	3446	}
3270		3447
3271	cf::cede_to_tick;	3448	cf::cede_to_tick;
3272	}	3449	}
3273	}	3450	}
…		…
3282		3459
3283	cf::anim::invalidate_all; # d'oh	3460	cf::anim::invalidate_all; # d'oh
3284	}	3461	}
3285		3462
3286	{	3463	{
3287	# TODO: for gcfclient pleasure, we should give resources
3288	# that gcfclient doesn't grok a >10000 face index.
3289	my $res = $facedata->{resource};	3464	my $res = $facedata->{resource};
3290		3465
3291	while (my ($name, $info) = each %$res) {	3466	while (my ($name, $info) = each %$res) {
3292	if (defined $info->{type}) {	3467	if (defined $info->{type}) {
3293	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3468	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3294	my $data;
3295		3469
3296	if ($info->{type} & 1) {	3470	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3297	# prepend meta info
3298
3299	my $meta = $enc->encode ({
3300	name => $name,
3301	%{ $info->{meta} || {} },
3302	});
3303
3304	$data = pack "(w/a*)*", $meta, $info->{data};
3305	} else {
3306	$data = $info->{data};
3307	}
3308
3309	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3310	cf::face::set_type $idx, $info->{type};	3471	cf::face::set_type $idx, $info->{type};
3311	} else {	3472	} else {
3312	$RESOURCE{$name} = $info;	3473	$RESOURCE{$name} = $info; # unused
3313	}	3474	}
3314		3475
3315	cf::cede_to_tick;	3476	cf::cede_to_tick;
3316	}	3477	}
3317	}	3478	}
3318		3479
3319	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3480	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3320		3481
3321	1	3482	1
3322	}	3483	}
3323
3324	cf::global->attach (on_resource_update => sub {
3325	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3326	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3327
3328	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3329	my $sound = $soundconf->{compat}[$_]
3330	or next;
3331
3332	my $face = cf::face::find "sound/$sound->[1]";
3333	cf::sound::set $sound->[0] => $face;
3334	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3335	}
3336
3337	while (my ($k, $v) = each %{$soundconf->{event}}) {
3338	my $face = cf::face::find "sound/$v";
3339	cf::sound::set $k => $face;
3340	}
3341	}
3342	});
3343		3484
3344	register_exticmd fx_want => sub {	3485	register_exticmd fx_want => sub {
3345	my ($ns, $want) = @_;	3486	my ($ns, $want) = @_;
3346		3487
3347	while (my ($k, $v) = each %$want) {	3488	while (my ($k, $v) = each %$want) {
…		…
3386	sub reload_treasures {	3527	sub reload_treasures {
3387	load_resource_file "$DATADIR/treasures"	3528	load_resource_file "$DATADIR/treasures"
3388	or die "unable to load treasurelists\n";	3529	or die "unable to load treasurelists\n";
3389	}	3530	}
3390		3531
		3532	sub reload_sound {
		3533	trace "loading sound config from $DATADIR/sound\n";
		3534
		3535	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3536	or die "$DATADIR/sound $!";
		3537
		3538	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3539
		3540	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3541	my $sound = $soundconf->{compat}[$_]
		3542	or next;
		3543
		3544	my $face = cf::face::find "sound/$sound->[1]";
		3545	cf::sound::set $sound->[0] => $face;
		3546	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3547	}
		3548
		3549	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3550	my $face = cf::face::find "sound/$v";
		3551	cf::sound::set $k => $face;
		3552	}
		3553	}
		3554
3391	sub reload_resources {	3555	sub reload_resources {
3392	warn "reloading resource files...\n";	3556	trace "reloading resource files...\n";
3393		3557
		3558	reload_exp_table;
		3559	reload_materials;
3394	reload_facedata;	3560	reload_facedata;
		3561	reload_sound;
3395	reload_archetypes;	3562	reload_archetypes;
3396	reload_regions;	3563	reload_regions;
3397	reload_treasures;	3564	reload_treasures;
3398		3565
3399	warn "finished reloading resource files\n";	3566	trace "finished reloading resource files\n";
3400	}
3401
3402	sub init {
3403	my $guard = freeze_mainloop;
3404
3405	evthread_start IO::AIO::poll_fileno;
3406
3407	reload_resources;
3408	}	3567	}
3409		3568
3410	sub reload_config {	3569	sub reload_config {
3411	open my $fh, "<:utf8", "$CONFDIR/config"	3570	trace "reloading config file...\n";
3412	or return;
3413		3571
3414	local $/;	3572	0 < aio_load "$CONFDIR/config", my $config
3415	*CFG = YAML::Load <$fh>;	3573	or die "$CONFDIR/config: $!";
3416		3574
		3575	utf8::decode $config;
		3576	*CFG = yaml_load $config;
		3577
3417	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3578	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3418		3579
3419	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3580	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3420	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3581	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3421		3582
3422	if (exists $CFG{mlockall}) {	3583	if (exists $CFG{mlockall}) {
…		…
3426	};	3587	};
3427	warn $@ if $@;	3588	warn $@ if $@;
3428	}	3589	}
3429	}	3590	}
3430		3591
		3592	sub pidfile() {
		3593	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3594	or die "$PIDFILE: $!";
		3595	flock $fh, &Fcntl::LOCK_EX
		3596	or die "$PIDFILE: flock: $!";
		3597	$fh
		3598	}
		3599
		3600	# make sure only one server instance is running at any one time
		3601	sub atomic {
		3602	my $fh = pidfile;
		3603
		3604	my $pid = <$fh>;
		3605	kill 9, $pid if $pid > 0;
		3606
		3607	seek $fh, 0, 0;
		3608	print $fh $$;
		3609	}
		3610
		3611	sub main_loop {
		3612	trace "EV::loop starting\n";
		3613	if (1) {
		3614	EV::loop;
		3615	}
		3616	trace "EV::loop returned\n";
		3617	goto &main_loop unless $REALLY_UNLOOP;
		3618	}
		3619
3431	sub main {	3620	sub main {
		3621	cf::init_globals; # initialise logging
		3622
		3623	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3624	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3625	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3626	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3627
		3628	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3629
3432	# we must not ever block the main coroutine	3630	# we must not ever block the main coroutine
3433	local $Coro::idle = sub {	3631	local $Coro::idle = sub {
3434	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3632	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3435	(async {	3633	(async {
3436	$Coro::current->{desc} = "IDLE BUG HANDLER";	3634	$Coro::current->{desc} = "IDLE BUG HANDLER";
3437	EV::loop EV::LOOP_ONESHOT;	3635	EV::loop EV::LOOP_ONESHOT;
3438	})->prio (Coro::PRIO_MAX);	3636	})->prio (Coro::PRIO_MAX);
3439	};	3637	};
3440		3638
3441	{	3639	evthread_start IO::AIO::poll_fileno;
3442	my $guard = freeze_mainloop;	3640
		3641	cf::sync_job {
		3642	cf::incloader::init ();
		3643
		3644	cf::init_anim;
		3645	cf::init_attackmess;
		3646	cf::init_dynamic;
		3647
		3648	cf::load_settings;
		3649
		3650	reload_resources;
3443	reload_config;	3651	reload_config;
3444	db_init;	3652	db_init;
		3653
		3654	cf::init_uuid;
		3655	cf::init_signals;
		3656	cf::init_skills;
		3657
		3658	cf::init_beforeplay;
		3659
		3660	atomic;
		3661
3445	load_extensions;	3662	load_extensions;
3446		3663
3447	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3664	utime time, time, $RUNTIMEFILE;
		3665
		3666	# no (long-running) fork's whatsoever before this point(!)
		3667	use POSIX ();
		3668	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3669
		3670	cf::_post_init 0;
3448	}	3671	};
3449		3672
3450	EV::loop;	3673	cf::object::thawer::errors_are_fatal 0;
		3674	info "parse errors in files are no longer fatal from this point on.\n";
		3675
		3676	my $free_main; $free_main = EV::idle sub {
		3677	undef $free_main;
		3678	undef &main; # free gobs of memory :)
		3679	};
		3680
		3681	goto &main_loop;
3451	}	3682	}
3452		3683
3453	#############################################################################	3684	#############################################################################
3454	# initialisation and cleanup	3685	# initialisation and cleanup
3455		3686
3456	# install some emergency cleanup handlers	3687	# install some emergency cleanup handlers
3457	BEGIN {	3688	BEGIN {
3458	our %SIGWATCHER = ();	3689	our %SIGWATCHER = ();
3459	for my $signal (qw(INT HUP TERM)) {	3690	for my $signal (qw(INT HUP TERM)) {
3460	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3691	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3461	cf::cleanup "SIG$signal";	3692	cf::cleanup "SIG$signal";
3462	};	3693	};
3463	}	3694	}
3464	}	3695	}
3465		3696
3466	sub write_runtime_sync {	3697	sub write_runtime_sync {
3467	my $runtime = "$LOCALDIR/runtime";	3698	my $t0 = AE::time;
3468		3699
3469	# first touch the runtime file to show we are still running:	3700	# first touch the runtime file to show we are still running:
3470	# the fsync below can take a very very long time.	3701	# the fsync below can take a very very long time.
3471		3702
3472	IO::AIO::aio_utime $runtime, undef, undef;	3703	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3473		3704
3474	my $guard = cf::lock_acquire "write_runtime";	3705	my $guard = cf::lock_acquire "write_runtime";
3475		3706
3476	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3707	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3477	or return;	3708	or return;
3478		3709
3479	my $value = $cf::RUNTIME + 90 + 10;	3710	my $value = $cf::RUNTIME + 90 + 10;
3480	# 10 is the runtime save interval, for a monotonic clock	3711	# 10 is the runtime save interval, for a monotonic clock
3481	# 60 allows for the watchdog to kill the server.	3712	# 60 allows for the watchdog to kill the server.
…		…
3491	aio_utime $fh, undef, undef;	3722	aio_utime $fh, undef, undef;
3492		3723
3493	close $fh	3724	close $fh
3494	or return;	3725	or return;
3495		3726
3496	aio_rename "$runtime~", $runtime	3727	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3497	and return;	3728	and return;
3498		3729
3499	warn "runtime file written.\n";	3730	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3500		3731
3501	1	3732	1
3502	}	3733	}
3503		3734
3504	our $uuid_lock;	3735	our $uuid_lock;
…		…
3513	my $uuid = "$LOCALDIR/uuid";	3744	my $uuid = "$LOCALDIR/uuid";
3514		3745
3515	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3516	or return;	3747	or return;
3517		3748
3518	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3749	my $value = uuid_seq uuid_cur;
		3750
		3751	unless ($value) {
		3752	info "cowardly refusing to write zero uuid value!\n";
		3753	return;
		3754	}
		3755
		3756	my $value = uuid_str $value + $uuid_skip;
3519	$uuid_skip = 0;	3757	$uuid_skip = 0;
3520		3758
3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3759	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3522	and return;	3760	and return;
3523		3761
…		…
3529	or return;	3767	or return;
3530		3768
3531	aio_rename "$uuid~", $uuid	3769	aio_rename "$uuid~", $uuid
3532	and return;	3770	and return;
3533		3771
3534	warn "uuid file written ($value).\n";	3772	trace "uuid file written ($value).\n";
3535		3773
3536	1	3774	1
3537		3775
3538	}	3776	}
3539		3777
…		…
3545	}	3783	}
3546		3784
3547	sub emergency_save() {	3785	sub emergency_save() {
3548	my $freeze_guard = cf::freeze_mainloop;	3786	my $freeze_guard = cf::freeze_mainloop;
3549		3787
3550	warn "enter emergency perl save\n";	3788	info "emergency_perl_save: enter\n";
		3789
		3790	# this is a trade-off: we want to be very quick here, so
		3791	# save all maps without fsync, and later call a global sync
		3792	# (which in turn might be very very slow)
		3793	local $USE_FSYNC = 0;
3551		3794
3552	cf::sync_job {	3795	cf::sync_job {
		3796	cf::write_runtime_sync; # external watchdog should not bark
		3797
3553	# use a peculiar iteration method to avoid tripping on perl	3798	# use a peculiar iteration method to avoid tripping on perl
3554	# refcount bugs in for. also avoids problems with players	3799	# refcount bugs in for. also avoids problems with players
3555	# and maps saved/destroyed asynchronously.	3800	# and maps saved/destroyed asynchronously.
3556	warn "begin emergency player save\n";	3801	info "emergency_perl_save: begin player save\n";
3557	for my $login (keys %cf::PLAYER) {	3802	for my $login (keys %cf::PLAYER) {
3558	my $pl = $cf::PLAYER{$login} or next;	3803	my $pl = $cf::PLAYER{$login} or next;
3559	$pl->valid or next;	3804	$pl->valid or next;
3560	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3805	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3561	$pl->save;	3806	$pl->save;
3562	}	3807	}
3563	warn "end emergency player save\n";	3808	info "emergency_perl_save: end player save\n";
3564		3809
3565	warn "begin emergency map save\n";	3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
		3812	info "emergency_perl_save: begin map save\n";
3566	for my $path (keys %cf::MAP) {	3813	for my $path (keys %cf::MAP) {
3567	my $map = $cf::MAP{$path} or next;	3814	my $map = $cf::MAP{$path} or next;
3568	$map->valid or next;	3815	$map->valid or next;
3569	$map->save;	3816	$map->save;
3570	}	3817	}
3571	warn "end emergency map save\n";	3818	info "emergency_perl_save: end map save\n";
3572		3819
3573	warn "begin emergency database checkpoint\n";	3820	cf::write_runtime_sync; # external watchdog should not bark
		3821
		3822	info "emergency_perl_save: begin database checkpoint\n";
3574	BDB::db_env_txn_checkpoint $DB_ENV;	3823	BDB::db_env_txn_checkpoint $DB_ENV;
3575	warn "end emergency database checkpoint\n";	3824	info "emergency_perl_save: end database checkpoint\n";
3576		3825
3577	warn "begin write uuid\n";	3826	info "emergency_perl_save: begin write uuid\n";
3578	write_uuid_sync 1;	3827	write_uuid_sync 1;
3579	warn "end write uuid\n";	3828	info "emergency_perl_save: end write uuid\n";
		3829
		3830	cf::write_runtime_sync; # external watchdog should not bark
		3831
		3832	trace "emergency_perl_save: syncing database to disk";
		3833	BDB::db_env_txn_checkpoint $DB_ENV;
		3834
		3835	info "emergency_perl_save: starting sync\n";
		3836	IO::AIO::aio_sync sub {
		3837	info "emergency_perl_save: finished sync\n";
		3838	};
		3839
		3840	cf::write_runtime_sync; # external watchdog should not bark
		3841
		3842	trace "emergency_perl_save: flushing outstanding aio requests";
		3843	while (IO::AIO::nreqs || BDB::nreqs) {
		3844	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3845	}
		3846
		3847	cf::write_runtime_sync; # external watchdog should not bark
3580	};	3848	};
3581		3849
3582	warn "leave emergency perl save\n";	3850	info "emergency_perl_save: leave\n";
3583	}	3851	}
3584		3852
3585	sub post_cleanup {	3853	sub post_cleanup {
3586	my ($make_core) = @_;	3854	my ($make_core) = @_;
3587		3855
		3856	IO::AIO::flush;
		3857
3588	warn Carp::longmess "post_cleanup backtrace"	3858	error Carp::longmess "post_cleanup backtrace"
3589	if $make_core;	3859	if $make_core;
		3860
		3861	my $fh = pidfile;
		3862	unlink $PIDFILE if <$fh> == $$;
		3863	}
		3864
		3865	# a safer delete_package, copied from Symbol
		3866	sub clear_package($) {
		3867	my $pkg = shift;
		3868
		3869	# expand to full symbol table name if needed
		3870	unless ($pkg =~ /^main::.*::$/) {
		3871	$pkg = "main$pkg" if $pkg =~ /^::/;
		3872	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3873	$pkg .= '::' unless $pkg =~ /::$/;
		3874	}
		3875
		3876	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3877	my $stem_symtab = *{$stem}{HASH};
		3878
		3879	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3880	or return;
		3881
		3882	# clear all symbols
		3883	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3884	for my $name (keys %$leaf_symtab) {
		3885	_gv_clear *{"$pkg$name"};
		3886	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3887	}
3590	}	3888	}
3591		3889
3592	sub do_reload_perl() {	3890	sub do_reload_perl() {
3593	# can/must only be called in main	3891	# can/must only be called in main
3594	if ($Coro::current != $Coro::main) {	3892	unless (in_main) {
3595	warn "can only reload from main coroutine";	3893	error "can only reload from main coroutine";
3596	return;	3894	return;
3597	}	3895	}
3598		3896
3599	warn "reloading...";	3897	return if $RELOAD++;
3600		3898
3601	warn "entering sync_job";	3899	my $t1 = AE::time;
3602		3900
		3901	while ($RELOAD) {
		3902	cf::get_slot 0.1, -1, "reload_perl";
		3903	info "perl_reload: reloading...";
		3904
		3905	trace "perl_reload: entering sync_job";
		3906
3603	cf::sync_job {	3907	cf::sync_job {
3604	cf::write_runtime_sync; # external watchdog should not bark
3605	cf::emergency_save;	3908	#cf::emergency_save;
3606	cf::write_runtime_sync; # external watchdog should not bark
3607		3909
3608	warn "syncing database to disk";
3609	BDB::db_env_txn_checkpoint $DB_ENV;
3610
3611	# if anything goes wrong in here, we should simply crash as we already saved
3612
3613	warn "flushing outstanding aio requests";
3614	for (;;) {
3615	BDB::flush;
3616	IO::AIO::flush;
3617	Coro::cede_notself;
3618	last unless IO::AIO::nreqs || BDB::nreqs;
3619	warn "iterate...";
3620	}
3621
3622	++$RELOAD;
3623
3624	warn "cancelling all extension coros";	3910	trace "perl_reload: cancelling all extension coros";
3625	$_->cancel for values %EXT_CORO;	3911	$_->cancel for values %EXT_CORO;
3626	%EXT_CORO = ();	3912	%EXT_CORO = ();
3627		3913
3628	warn "removing commands";	3914	trace "perl_reload: removing commands";
3629	%COMMAND = ();	3915	%COMMAND = ();
3630		3916
3631	warn "removing ext/exti commands";	3917	trace "perl_reload: removing ext/exti commands";
3632	%EXTCMD = ();	3918	%EXTCMD = ();
3633	%EXTICMD = ();	3919	%EXTICMD = ();
3634		3920
3635	warn "unloading/nuking all extensions";	3921	trace "perl_reload: unloading/nuking all extensions";
3636	for my $pkg (@EXTS) {	3922	for my $pkg (@EXTS) {
3637	warn "... unloading $pkg";	3923	trace "... unloading $pkg";
3638		3924
3639	if (my $cb = $pkg->can ("unload")) {	3925	if (my $cb = $pkg->can ("unload")) {
3640	eval {	3926	eval {
3641	$cb->($pkg);	3927	$cb->($pkg);
3642	1	3928	1
3643	} or warn "$pkg unloaded, but with errors: $@";	3929	} or error "$pkg unloaded, but with errors: $@";
		3930	}
		3931
		3932	trace "... clearing $pkg";
		3933	clear_package $pkg;
3644	}	3934	}
3645		3935
3646	warn "... nuking $pkg";
3647	Symbol::delete_package $pkg;
3648	}
3649
3650	warn "unloading all perl modules loaded from $LIBDIR";	3936	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3651	while (my ($k, $v) = each %INC) {	3937	while (my ($k, $v) = each %INC) {
3652	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3653		3939
3654	warn "... unloading $k";	3940	trace "... unloading $k";
3655	delete $INC{$k};	3941	delete $INC{$k};
3656		3942
3657	$k =~ s/\.pm$//;	3943	$k =~ s/\.pm$//;
3658	$k =~ s/\//::/g;	3944	$k =~ s/\//::/g;
3659		3945
3660	if (my $cb = $k->can ("unload_module")) {	3946	if (my $cb = $k->can ("unload_module")) {
3661	$cb->();	3947	$cb->();
		3948	}
		3949
		3950	clear_package $k;
3662	}	3951	}
3663		3952
3664	Symbol::delete_package $k;
3665	}
3666
3667	warn "getting rid of safe::, as good as possible";	3953	trace "perl_reload: getting rid of safe::, as good as possible";
3668	Symbol::delete_package "safe::$_"	3954	clear_package "safe::$_"
3669	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3670		3956
3671	warn "unloading cf.pm \"a bit\"";	3957	trace "perl_reload: unloading cf.pm \"a bit\"";
3672	delete $INC{"cf.pm"};	3958	delete $INC{"cf.pm"};
3673	delete $INC{"cf/pod.pm"};	3959	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3674		3960
3675	# don't, removes xs symbols, too,	3961	# don't, removes xs symbols, too,
3676	# and global variables created in xs	3962	# and global variables created in xs
3677	#Symbol::delete_package __PACKAGE__;	3963	#clear_package __PACKAGE__;
3678		3964
3679	warn "unload completed, starting to reload now";	3965	info "perl_reload: unload completed, starting to reload now";
3680		3966
3681	warn "reloading cf.pm";	3967	trace "perl_reload: reloading cf.pm";
3682	require cf;	3968	require cf;
3683	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3969	cf::_connect_to_perl_1;
3684		3970
3685	warn "loading config and database again";	3971	trace "perl_reload: loading config and database again";
3686	cf::reload_config;	3972	cf::reload_config;
3687		3973
3688	warn "loading extensions";	3974	trace "perl_reload: loading extensions";
3689	cf::load_extensions;	3975	cf::load_extensions;
3690		3976
		3977	if ($REATTACH_ON_RELOAD) {
3691	warn "reattaching attachments to objects/players";	3978	trace "perl_reload: reattaching attachments to objects/players";
3692	_global_reattach; # objects, sockets	3979	_global_reattach; # objects, sockets
3693	warn "reattaching attachments to maps";	3980	trace "perl_reload: reattaching attachments to maps";
3694	reattach $_ for values %MAP;	3981	reattach $_ for values %MAP;
3695	warn "reattaching attachments to players";	3982	trace "perl_reload: reattaching attachments to players";
3696	reattach $_ for values %PLAYER;	3983	reattach $_ for values %PLAYER;
		3984	}
3697		3985
3698	warn "leaving sync_job";	3986	cf::_post_init 1;
3699		3987
		3988	trace "perl_reload: leaving sync_job";
		3989
3700	1	3990	1
3701	} or do {	3991	} or do {
3702	warn $@;	3992	error $@;
3703	cf::cleanup "error while reloading, exiting.";	3993	cf::cleanup "perl_reload: error, exiting.";
		3994	};
		3995
		3996	--$RELOAD;
3704	};	3997	}
3705		3998
3706	warn "reloaded";	3999	$t1 = AE::time - $t1;
		4000	info "perl_reload: completed in ${t1}s\n";
3707	};	4001	};
3708		4002
3709	our $RELOAD_WATCHER; # used only during reload	4003	our $RELOAD_WATCHER; # used only during reload
3710		4004
3711	sub reload_perl() {	4005	sub reload_perl() {
3712	# doing reload synchronously and two reloads happen back-to-back,	4006	# doing reload synchronously and two reloads happen back-to-back,
3713	# coro crashes during coro_state_free->destroy here.	4007	# coro crashes during coro_state_free->destroy here.
3714		4008
		4009	$RELOAD_WATCHER ||= cf::async {
		4010	Coro::AIO::aio_wait cache_extensions;
		4011
3715	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4012	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3716	do_reload_perl;	4013	do_reload_perl;
3717	undef $RELOAD_WATCHER;	4014	undef $RELOAD_WATCHER;
		4015	};
3718	};	4016	};
3719	}	4017	}
3720		4018
3721	register_command "reload" => sub {	4019	register_command "reload" => sub {
3722	my ($who, $arg) = @_;	4020	my ($who, $arg) = @_;
…		…
3728	reload_perl;	4026	reload_perl;
3729	};	4027	};
3730	}	4028	}
3731	};	4029	};
3732		4030
3733	unshift @INC, $LIBDIR;	4031	#############################################################################
3734		4032
3735	my $bug_warning = 0;	4033	my $bug_warning = 0;
3736		4034
3737	our @WAIT_FOR_TICK;	4035	our @WAIT_FOR_TICK;
3738	our @WAIT_FOR_TICK_BEGIN;	4036	our @WAIT_FOR_TICK_BEGIN;
3739		4037
3740	sub wait_for_tick {	4038	sub wait_for_tick() {
3741	return if tick_inhibit || $Coro::current == $Coro::main;	4039	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3742		4040
3743	my $signal = new Coro::Signal;	4041	my $signal = new Coro::Signal;
3744	push @WAIT_FOR_TICK, $signal;	4042	push @WAIT_FOR_TICK, $signal;
3745	$signal->wait;	4043	$signal->wait;
3746	}	4044	}
3747		4045
3748	sub wait_for_tick_begin {	4046	sub wait_for_tick_begin() {
3749	return if tick_inhibit || $Coro::current == $Coro::main;	4047	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3750		4048
3751	my $signal = new Coro::Signal;	4049	my $signal = new Coro::Signal;
3752	push @WAIT_FOR_TICK_BEGIN, $signal;	4050	push @WAIT_FOR_TICK_BEGIN, $signal;
3753	$signal->wait;	4051	$signal->wait;
3754	}	4052	}
…		…
3760	return;	4058	return;
3761	}	4059	}
3762		4060
3763	cf::server_tick; # one server iteration	4061	cf::server_tick; # one server iteration
3764		4062
		4063	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4064
3765	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4065	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3766	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4066	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3767	Coro::async_pool {	4067	Coro::async_pool {
3768	$Coro::current->{desc} = "runtime saver";	4068	$Coro::current->{desc} = "runtime saver";
3769	write_runtime_sync	4069	write_runtime_sync
3770	or warn "ERROR: unable to write runtime file: $!";	4070	or error "ERROR: unable to write runtime file: $!";
3771	};	4071	};
3772	}	4072	}
3773		4073
3774	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4074	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3775	$sig->send;	4075	$sig->send;
…		…
3783		4083
3784	if (0) {	4084	if (0) {
3785	if ($NEXT_TICK) {	4085	if ($NEXT_TICK) {
3786	my $jitter = $TICK_START - $NEXT_TICK;	4086	my $jitter = $TICK_START - $NEXT_TICK;
3787	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4087	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3788	warn "jitter $JITTER\n";#d#	4088	debug "jitter $JITTER\n";#d#
3789	}	4089	}
3790	}	4090	}
3791	}	4091	}
3792		4092
3793	{	4093	{
3794	# configure BDB	4094	# configure BDB
3795		4095
3796	BDB::min_parallel 8;	4096	BDB::min_parallel 16;
3797	BDB::max_poll_reqs $TICK * 0.1;	4097	BDB::max_poll_reqs $TICK * 0.1;
3798	$AnyEvent::BDB::WATCHER->priority (1);	4098	$AnyEvent::BDB::WATCHER->priority (1);
3799		4099
3800	unless ($DB_ENV) {	4100	unless ($DB_ENV) {
3801	$DB_ENV = BDB::db_env_create;	4101	$DB_ENV = BDB::db_env_create;
…		…
3838	IO::AIO::min_parallel 8;	4138	IO::AIO::min_parallel 8;
3839	IO::AIO::max_poll_time $TICK * 0.1;	4139	IO::AIO::max_poll_time $TICK * 0.1;
3840	undef $AnyEvent::AIO::WATCHER;	4140	undef $AnyEvent::AIO::WATCHER;
3841	}	4141	}
3842		4142
3843	my $_log_backtrace;	4143	our $_log_backtrace;
		4144	our $_log_backtrace_last;
3844		4145
3845	sub _log_backtrace {	4146	sub _log_backtrace {
3846	my ($msg, @addr) = @_;	4147	my ($msg, @addr) = @_;
3847		4148
3848	$msg =~ s/\n//;	4149	$msg =~ s/\n$//;
3849		4150
		4151	if ($_log_backtrace_last eq $msg) {
		4152	LOG llevInfo, "[ABT] $msg\n";
		4153	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3850	# limit the # of concurrent backtraces	4154	# limit the # of concurrent backtraces
3851	if ($_log_backtrace < 2) {	4155	} elsif ($_log_backtrace < 2) {
		4156	$_log_backtrace_last = $msg;
3852	++$_log_backtrace;	4157	++$_log_backtrace;
		4158	my $perl_bt = Carp::longmess $msg;
3853	async {	4159	async {
3854	$Coro::current->{desc} = "abt $msg";	4160	$Coro::current->{desc} = "abt $msg";
3855		4161
3856	my @bt = fork_call {	4162	my @bt = fork_call {
3857	@addr = map { sprintf "%x", $_ } @addr;	4163	@addr = map { sprintf "%x", $_ } @addr;
…		…
3868	}	4174	}
3869		4175
3870	@funcs	4176	@funcs
3871	};	4177	};
3872		4178
3873	LOG llevInfo, "[ABT] $msg\n";	4179	LOG llevInfo, "[ABT] $perl_bt\n";
		4180	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3874	LOG llevInfo, "[ABT] $_\n" for @bt;	4181	LOG llevInfo, "[ABT] $_\n" for @bt;
3875	--$_log_backtrace;	4182	--$_log_backtrace;
3876	};	4183	};
3877	} else {	4184	} else {
3878	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $msg\n";
3879	LOG llevInfo, "[ABT] [suppressed]\n";	4186	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3880	}	4187	}
3881	}	4188	}
3882		4189
3883	# load additional modules	4190	# load additional modules
3884	use cf::pod;	4191	require "cf/$_.pm" for @EXTRA_MODULES;
		4192	cf::_connect_to_perl_2;
3885		4193
3886	END { cf::emergency_save }	4194	END { cf::emergency_save }
3887		4195
3888	1	4196	1
3889		4197

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