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Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC vs.
Revision 1.554 by root, Sat Jun 26 22:10:18 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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		75
70	$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" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	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;
98		118
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	121	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		123
104	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	127	our $DB_ENV;
108		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
109	our %CFG;	131	our %CFG;
110		132
111	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	134	our $RUNTIME;
113	our $NOW;	135	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	146	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
126		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
127	binmode STDOUT;	154	binmode STDOUT;
128	binmode STDERR;	155	binmode STDERR;
129		156
130	# read virtual server time, if available	157	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
135	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
136		165
137	mkdir $_	166	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		168
140	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
141		170
142	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::"} };
143		187
144	#############################################################################	188	#############################################################################
145		189
146	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
147		191
…		…
189	from wherever your confdir points to.	233	from wherever your confdir points to.
190		234
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		236
193	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
194	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
195	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.
196		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
197	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
198		247
199	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
200	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
201	that call.	250	that call.
202		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
203	=back	258	=back
204		259
205	=cut	260	=cut
206		261
207	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
208	*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 {
209	my $msg = join "", @_;	269	my $msg = join "", @_;
210		270
211	$msg .= "\n"	271	$msg .= "\n"
212	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
213		273
214	$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;
215		275
216	LOG llevError, $msg;	276	LOG llevWarn, $msg;
217	};	277	};
218	}
219		278
220	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
222		281
223	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	286	return;#d#
226	}#d#	287	}#d#
227		288
228	# kill coroutine otherwise	289	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	290	Coro::terminate
231	};	291	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		292
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	310	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	312	}
255		313
256	$EV::DIED = sub {	314	$EV::DIED = sub {
257	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
258	};	316	};
259		317
260	#############################################################################	318	#############################################################################
261		319
262	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		358
301	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	405	=item cf::lock_wait $string
305		406
306	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
307		408
308	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
309		410
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
313	returned.	414	returned.
314		415
315	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
316	deadlocked coro.	417	deadlocked coro.
…		…
322		423
323	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.
324		425
325	=cut	426	=cut
326		427
327	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		429
330	sub lock_wait($) {	430	sub lock_wait($) {
331	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	432	}
344		433
345	sub lock_acquire($) {	434	sub lock_acquire($) {
346	my ($key) = @_;	435	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	436	}
360		437
361	sub lock_active($) {	438	sub lock_active($) {
362	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	440	}
366		441
367	sub freeze_mainloop {	442	sub freeze_mainloop {
368	tick_inhibit_inc;	443	tick_inhibit_inc;
369		444
370	Coro::guard \&tick_inhibit_dec;	445	&Guard::guard (\&tick_inhibit_dec);
371	}	446	}
372		447
373	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
374		449
375	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
376	get spread over timer.	451	get spread over time.
377		452
378	=cut	453	=cut
379		454
380	sub periodic($$) {	455	sub periodic($$) {
381	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
398		473
399	=cut	474	=cut
400		475
401	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
403		479
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
407		483
408	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
409		486
410	while () {	487	while () {
411	next_job:	488	next_job:
		489
412	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	491
414	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	496	$job->[2]->send;
418	Coro::cede;	497	Coro::cede;
419	goto next_job;	498	goto next_job;
420	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	501	}
422	}	502	}
423		503
424	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	507	$signal->wait;
428	} else {	508	} else {
		509	$busy = 0;
429	Coro::schedule;	510	Coro::schedule;
430	}	511	}
431	}	512	}
432	};	513	};
433		514
434	sub get_slot($;$$) {	515	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
436		517
437	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
438		519
439	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
440	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
441		523
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
470	=cut	552	=cut
471		553
472	sub sync_job(&) {	554	sub sync_job(&) {
473	my ($job) = @_;	555	my ($job) = @_;
474		556
475	if ($Coro::current == $Coro::main) {	557	if (in_main) {
476	my $time = EV::time;	558	my $time = AE::time;
477		559
478	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
480		562
481	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
482		564
483	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
484		566
485	my $busy = 1;	567	my $busy = 1;
486	my @res;	568	my @res;
487		569
488	(async {	570	(async {
489	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	572	@res = eval { $job->() };
491	warn $@ if $@;	573	error $@ if $@;
492	undef $busy;	574	undef $busy;
493	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
494		576
495	while ($busy) {	577	while ($busy) {
496	if (Coro::nready) {	578	if (Coro::nready) {
…		…
498	} else {	580	} else {
499	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
500	}	582	}
501	}	583	}
502		584
503	my $time = EV::time - $time;	585	my $time = AE::time - $time;
504		586
505	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
506		588
507	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
508	} else {	590	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
531		613
532	$coro	614	$coro
533	}	615	}
534		616
535	=item fork_call { }, $args	617	=item fork_call { }, @args
536		618
537	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
541		623
542	=cut	624	=cut
543		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
544	sub fork_call(&@) {	630	sub fork_call(&@) {
545	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
546		632
547	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
550		636
551	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
552	reset_signals;	638	cf::post_fork;
553	&$cb	639	&$cb
554	}, @args;	640	} @args;
555		641
556	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	)
557	}	654	}
558		655
559	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
560		657
561	=cut	658	=cut
…		…
598	within each server.	695	within each server.
599		696
600	=cut	697	=cut
601		698
602	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
603	my ($name) = @_;	703	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
605		705
606	eval {	706	eval {
607	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
617	}	717	}
618		718
619	our $DB;	719	our $DB;
620		720
621	sub db_init {	721	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	722	$DB ||= db_table "db";
624	};
625	}	723	}
626		724
627	sub db_get($$) {	725	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
629		727
630	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
631	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
632		732
633	$! ? ()	733	$! ? ()
634	: $data	734	: $data
635	}
636	}	735	}
637		736
638	sub db_put($$$) {	737	sub db_put($$$) {
639	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		795
697	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	797	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
700		799
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		801
703	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
706		805
…		…
716		815
717	=cut	816	=cut
718		817
719	sub datalog($@) {	818	sub datalog($@) {
720	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	821	}
723		822
724	=back	823	=back
725		824
726	=cut	825	=cut
727		826
728	#############################################################################	827	#############################################################################
729		828
730	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
731		830
732	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
733	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")
734	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
735		834
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
788		887
789	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
791		890
792	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
793	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.
794		893
795	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
796		895
797	=over 4	896	=over 4
…		…
921		1020
922	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1023
925	} elsif (ref $type) {	1024	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
927		1026
928	} else {	1027	} else {
929	shift @arg;	1028	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
931	}	1030	}
932	}	1031	}
933	}	1032	}
934		1033
935	sub _object_attach {	1034	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
946	}	1045	}
947		1046
948	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
949	} else {	1048	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1050	}
952		1051
953	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
954	}	1053	}
955		1054
…		…
1014		1113
1015	for (@$callbacks) {	1114	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1017		1116
1018	if ($@) {	1117	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1119	override;
1022	}	1120	}
1023		1121
1024	return 1 if $override;	1122	return 1 if $override;
1025	}	1123	}
…		…
1104	for (@$attach) {	1202	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1107	}	1205	}
1108	} else {	1206	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1208	}
1111	}	1209	}
1112	}	1210	}
1113		1211
1114	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1142		1240
1143	sync_job {	1241	sync_job {
1144	if (length $$rdata) {	1242	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1148		1247
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1255	aio_close $fh;
1154		1256
1155	if (@$objs) {	1257	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1266	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1268	}
1164	} else {	1269	} else {
1165	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1166	}	1271	}
1167		1272
1168	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1277	} else {
1170	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1171	}	1279	}
1172	} else {	1280	} else {
1173	aio_unlink $filename;	1281	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1175	}	1283	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1308	$av = $st->{objs};
1201	}	1309	}
1202		1310
1203	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1206		1315
1207	($data, $av)	1316	($data, $av)
1208	}	1317	}
1209		1318
1210	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1267		1376
1268	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1269	}	1378	}
1270		1379
		1380	use File::Glob ();
		1381
1271	cf::player->attach (	1382	cf::player->attach (
1272	on_command => sub {	1383	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1274		1385
1275	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1276	or return;	1387	or return;
1277		1388
…		…
1300		1411
1301	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1413	if $reply;
1303		1414
1304	} else {	1415	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1417	}
1307		1418
1308	cf::override;	1419	cf::override;
1309	},	1420	},
1310	);	1421	);
1311		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
1312	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1313	cf::sync_job {	1439	cf::sync_job {
1314	my %todo;	1440	my %todo;
1315		1441
1316	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1443	next unless -r $path;
…		…
1335		1461
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1464
1339	$ext{source} =	1465	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1342	. $source	1468	. $source
1343	. "\n};\n1";	1469	. "\n};\n1";
1344		1470
1345	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1346	}	1472	}
1347		1473
		1474	my $pass = 0;
1348	my %done;	1475	my %done;
1349	while (%todo) {	1476	while (%todo) {
1350	my $progress;	1477	my $progress;
1351		1478
		1479	++$pass;
		1480
		1481	ext:
1352	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1484	next ext
1355	unless exists $done{$_};	1485	unless exists $done{$_};
1356	}	1486	}
1357		1487
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1489
1360	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1494
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1496	if exists $v->{meta}{mandatory};
1368		1497
1369	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;
1370	}	1507	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1508	}
1376		1509
1377	skip:	1510	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1380	}	1518	}
1381	};	1519	};
1382	}	1520	}
1383		1521
1384	#############################################################################	1522	#############################################################################
1385		1523
1386	=back	1524	=back
1387		1525
1388	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1389		1527
1390	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1391		1529
1392	=cut	1530	=cut
1393		1531
1394	package cf::player;	1532	package cf::player;
1395		1533
…		…
1438		1576
1439	sub exists($) {	1577	sub exists($) {
1440	my ($login) = @_;	1578	my ($login) = @_;
1441		1579
1442	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1444	}	1582	}
1445		1583
1446	sub find($) {	1584	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1586	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1469	}	1607	}
1470	}	1608	}
1471	}	1609	}
1472		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($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
1473	sub save($) {	1624	sub save($) {
1474	my ($pl) = @_;	1625	my ($pl) = @_;
1475		1626
1476	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1477		1628
…		…
1482		1633
1483	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1485		1636
1486	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];
1487		1641
1488	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1643	cf::cede_to_tick;
1490	}	1644	}
1491		1645
…		…
1525	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1526		1680
1527	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1683
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1685	$pl->deactivate;
		1686
1532	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;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1535	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1536		1692
1537	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1593	\@logins	1749	\@logins
1594	}	1750	}
1595		1751
1596	=item $player->maps	1752	=item $player->maps
1597		1753
		1754	=item cf::player::maps $login
		1755
1598	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1599	player. May block.	1757	player. May block.
1600		1758
1601	=cut	1759	=cut
1602		1760
…		…
1619	}	1777	}
1620		1778
1621	\@paths	1779	\@paths
1622	}	1780	}
1623		1781
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1783
1626	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1785
1719	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1720		1787
1721	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1722		1789
…		…
1754		1821
1755	=cut	1822	=cut
1756		1823
1757	sub find_by_path($) {	1824	sub find_by_path($) {
1758	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1759		1828
1760	my ($match, $specificity);	1829	my ($match, $specificity);
1761		1830
1762	for my $region (list) {	1831	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1794		1863
1795	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
1796		1865
1797	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1867	$self->_create_random_map (
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp,
		1869	$rmp->{wall_name}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1870	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1871	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},	1872	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},	1873	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1874	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1875	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1876	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1807	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1877	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1808	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1878	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1809	(cf::region::find $rmp->{region}), $rmp->{custom}	1879	(cf::region::find $rmp->{region})
1810	)	1880	)
1811	}	1881	}
1812		1882
1813	=item cf::map->register ($regex, $prio)	1883	=item cf::map->register ($regex, $prio)
1814		1884
…		…
1820		1890
1821	sub register {	1891	sub register {
1822	my (undef, $regex, $prio) = @_;	1892	my (undef, $regex, $prio) = @_;
1823	my $pkg = caller;	1893	my $pkg = caller;
1824		1894
1825	no strict;
1826	push @{"$pkg\::ISA"}, __PACKAGE__;	1895	push @{"$pkg\::ISA"}, __PACKAGE__;
1827		1896
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1897	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	1898	}
1830		1899
1831	# also paths starting with '/'	1900	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1901	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		1902
1834	sub thawer_merge {	1903	sub thawer_merge {
1835	my ($self, $merge) = @_;	1904	my ($self, $merge) = @_;
1836		1905
1837	# we have to keep some variables in memory intact	1906	# we have to keep some variables in memory intact
…		…
1842	}	1911	}
1843		1912
1844	sub normalise {	1913	sub normalise {
1845	my ($path, $base) = @_;	1914	my ($path, $base) = @_;
1846		1915
1847	$path = "$path"; # make sure its a string	1916	$path = "$path"; # make sure it's a string
1848		1917
1849	$path =~ s/\.map$//;	1918	$path =~ s/\.map$//;
1850		1919
1851	# map plan:	1920	# map plan:
1852	#	1921	#
…		…
1867	$base =~ s{[^/]+/?$}{};	1936	$base =~ s{[^/]+/?$}{};
1868	$path = "$base/$path";	1937	$path = "$base/$path";
1869	}	1938	}
1870		1939
1871	for ($path) {	1940	for ($path) {
1872	redo if s{//}{/};
1873	redo if s{/\.?/}{/};	1941	redo if s{/\.?/}{/};
1874	redo if s{/[^/]+/\.\./}{/};	1942	redo if s{/[^/]+/\.\./}{/};
1875	}	1943	}
1876		1944
1877	$path	1945	$path
…		…
1891	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1892	return $self;	1960	return $self;
1893	}	1961	}
1894	}	1962	}
1895		1963
1896	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1897	()	1965	()
1898	}	1966	}
1899		1967
1900	sub init {	1968	sub init {
1901	my ($self) = @_;	1969	my ($self) = @_;
…		…
1933	sub uniq_path {	2001	sub uniq_path {
1934	my ($self) = @_;	2002	my ($self) = @_;
1935		2003
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1938	}
1939
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}	2006	}
1948		2007
1949	sub decay_objects {	2008	sub decay_objects {
1950	my ($self) = @_;	2009	my ($self) = @_;
1951		2010
…		…
2033		2092
2034	sub find;	2093	sub find;
2035	sub find {	2094	sub find {
2036	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
2037		2096
		2097	cf::cede_to_tick;
		2098
2038	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
2039		2100
2040	cf::lock_wait "map_data:$path";#d#remove	2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2103
2043	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
2048	or return;	2106	or return;
2049		2107
2050	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
2051		2109
…		…
2063		2121
2064	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
2065	}	2123	}
2066	}	2124	}
2067		2125
2068	sub pre_load { }	2126	sub pre_load { }
2069	sub post_load { }	2127	#sub post_load { } # XS
2070		2128
2071	sub load {	2129	sub load {
2072	my ($self) = @_;	2130	my ($self) = @_;
2073		2131
2074	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2119	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2178	$self->decay_objects;
2121	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
2122	$self->update_buttons;	2180	$self->update_buttons;
2123	cf::cede_to_tick;	2181	cf::cede_to_tick;
2124	$self->set_darkness_map;
2125	cf::cede_to_tick;
2126	$self->activate;	2182	$self->activate;
2127	}	2183	}
2128		2184
2129	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
2131		2187
2132	$self->in_memory (cf::MAP_ACTIVE);	2188	$self->in_memory (cf::MAP_ACTIVE);
2133	}	2189	}
2134		2190
2135	$self->post_load;	2191	$self->post_load;
2136	}
2137		2192
		2193	1
		2194	}
		2195
		2196	# customize the map for a given player, i.e.
		2197	# return the _real_ map. used by e.g. per-player
		2198	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2199	sub customise_for {
2139	my ($self, $ob) = @_;	2200	my ($self, $ob) = @_;
2140		2201
2141	return find "~" . $ob->name . "/" . $self->{path}	2202	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2203	if $self->per_player;
…		…
2158	or next;	2219	or next;
2159	$neigh = find $neigh, $map	2220	$neigh = find $neigh, $map
2160	or next;	2221	or next;
2161	$neigh->load;	2222	$neigh->load;
2162		2223
		2224	# now find the diagonal neighbours
2163	push @neigh,	2225	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2226	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2227	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}	2228	}
2167		2229
…		…
2174	}	2236	}
2175		2237
2176	sub find_sync {	2238	sub find_sync {
2177	my ($path, $origin) = @_;	2239	my ($path, $origin) = @_;
2178		2240
2179	cf::sync_job { find $path, $origin }	2241	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2242	if $Coro::current == $Coro::main;
		2243
		2244	find $path, $origin
2180	}	2245	}
2181		2246
2182	sub do_load_sync {	2247	sub do_load_sync {
2183	my ($map) = @_;	2248	my ($map) = @_;
2184		2249
2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2250	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186	if $Coro::current == $Coro::main;	2251	if $Coro::current == $Coro::main;
2187		2252
2188	cf::sync_job { $map->load };	2253	$map->load;
2189	}	2254	}
2190		2255
2191	our %MAP_PREFETCH;	2256	our %MAP_PREFETCH;
2192	our $MAP_PREFETCHER = undef;	2257	our $MAP_PREFETCHER = undef;
2193		2258
…		…
2219	$MAP_PREFETCHER->prio (6);	2284	$MAP_PREFETCHER->prio (6);
2220		2285
2221	()	2286	()
2222	}	2287	}
2223		2288
		2289	# common code, used by both ->save and ->swapout
2224	sub save {	2290	sub _save {
2225	my ($self) = @_;	2291	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2292
2229	$self->{last_save} = $cf::RUNTIME;	2293	$self->{last_save} = $cf::RUNTIME;
2230		2294
2231	return unless $self->dirty;	2295	return unless $self->dirty;
2232		2296
…		…
2252	} else {	2316	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2317	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2318	}
2255	}	2319	}
2256		2320
		2321	sub save {
		2322	my ($self) = @_;
		2323
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
		2326	$self->_save;
		2327	}
		2328
2257	sub swap_out {	2329	sub swap_out {
2258	my ($self) = @_;	2330	my ($self) = @_;
2259		2331
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2332	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2333
2265	return if $self->players;
2266	return if $self->in_memory != cf::MAP_ACTIVE;	2334	return if $self->in_memory != cf::MAP_ACTIVE;
2267	return if $self->{deny_save};	2335	return if $self->{deny_save};
		2336	return if $self->players;
2268		2337
		2338	# first deactivate the map and "unlink" it from the core
		2339	$self->deactivate;
		2340	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->in_memory (cf::MAP_SWAPPED);	2341	$self->in_memory (cf::MAP_SWAPPED);
		2342
		2343	# then atomically save
		2344	$self->_save;
		2345
		2346	# then free the map
		2347	$self->clear;
		2348	}
		2349
		2350	sub reset_at {
		2351	my ($self) = @_;
		2352
		2353	# TODO: safety, remove and allow resettable per-player maps
		2354	return 1e99 if $self->{deny_reset};
		2355
		2356	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2357	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2358
		2359	$time + $to
		2360	}
		2361
		2362	sub should_reset {
		2363	my ($self) = @_;
		2364
		2365	$self->reset_at <= $cf::RUNTIME
		2366	}
		2367
		2368	sub reset {
		2369	my ($self) = @_;
		2370
		2371	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2372
		2373	return if $self->players;
		2374
		2375	cf::trace "resetting map ", $self->path, "\n";
		2376
		2377	$self->in_memory (cf::MAP_SWAPPED);
		2378
		2379	# need to save uniques path
		2380	unless ($self->{deny_save}) {
		2381	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2382
		2383	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2384	if $uniq;
		2385	}
		2386
		2387	delete $cf::MAP{$self->path};
2270		2388
2271	$self->deactivate;	2389	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2390	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2391	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2392
2319	$self->unlink_save;	2393	$self->unlink_save;
2320	$self->destroy;	2394	$self->destroy;
2321	}	2395	}
2322		2396
…		…
2330		2404
2331	delete $cf::MAP{$self->path};	2405	delete $cf::MAP{$self->path};
2332		2406
2333	$self->unlink_save;	2407	$self->unlink_save;
2334		2408
2335	bless $self, "cf::map";	2409	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2410	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2411	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2412	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2413	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2414
…		…
2397	: normalise $_	2471	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2472	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2473	]
2400	}	2474	}
2401		2475
		2476	=item cf::map::static_maps
		2477
		2478	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2479	file in the shared directory excluding F</styles> and F</editor>). May
		2480	block.
		2481
		2482	=cut
		2483
		2484	sub static_maps() {
		2485	my @dirs = "";
		2486	my @maps;
		2487
		2488	while (@dirs) {
		2489	my $dir = shift @dirs;
		2490
		2491	next if $dir eq "/styles" || $dir eq "/editor";
		2492
		2493	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2494	or return;
		2495
		2496	for (@$files) {
		2497	s/\.map$// or next;
		2498	utf8::decode $_;
		2499	push @maps, "$dir/$_";
		2500	}
		2501
		2502	push @dirs, map "$dir/$_", @$dirs;
		2503	}
		2504
		2505	\@maps
		2506	}
		2507
2402	=back	2508	=back
2403		2509
2404	=head3 cf::object	2510	=head3 cf::object
2405		2511
2406	=cut	2512	=cut
…		…
2471		2577
2472	our $SAY_CHANNEL = {	2578	our $SAY_CHANNEL = {
2473	id => "say",	2579	id => "say",
2474	title => "Map",	2580	title => "Map",
2475	reply => "say ",	2581	reply => "say ",
2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2582	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477	};	2583	};
2478		2584
2479	our $CHAT_CHANNEL = {	2585	our $CHAT_CHANNEL = {
2480	id => "chat",	2586	id => "chat",
2481	title => "Chat",	2587	title => "Chat",
…		…
2536		2642
2537	=item $player_object->enter_link	2643	=item $player_object->enter_link
2538		2644
2539	Freezes the player and moves him/her to a special map (C<{link}>).	2645	Freezes the player and moves him/her to a special map (C<{link}>).
2540		2646
2541	The player should be reasonably safe there for short amounts of time. You	2647	The player should be reasonably safe there for short amounts of time (e.g.
2542	I<MUST> call C<leave_link> as soon as possible, though.	2648	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2649	though, as the player cannot control the character while it is on the link
		2650	map.
2543		2651
2544	Will never block.	2652	Will never block.
2545		2653
2546	=item $player_object->leave_link ($map, $x, $y)	2654	=item $player_object->leave_link ($map, $x, $y)
2547		2655
…		…
2567	sub cf::object::player::enter_link {	2675	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2676	my ($self) = @_;
2569		2677
2570	$self->deactivate_recursive;	2678	$self->deactivate_recursive;
2571		2679
		2680	++$self->{_link_recursion};
		2681
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2682	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2683
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2684	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2685	if $self->map && $self->map->{path} ne "{link}";
2576		2686
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2687	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2688	}
2579		2689
2580	sub cf::object::player::leave_link {	2690	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2691	my ($self, $map, $x, $y) = @_;
2582		2692
…		…
2599	($x, $y) = (-1, -1)	2709	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2710	unless (defined $x) && (defined $y);
2601		2711
2602	# use -1 or undef as default coordinates, not 0, 0	2712	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2713	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2714	if $x <= 0 && $y <= 0;
2605		2715
2606	$map->load;	2716	$map->load;
2607	$map->load_neighbours;	2717	$map->load_neighbours;
2608		2718
2609	return unless $self->contr->active;	2719	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2720
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2721	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2722	if ($self->enter_map ($map, $x, $y)) {
2614	}	2723	# entering was successful
		2724	delete $self->{_link_recursion};
		2725	# only activate afterwards, to support waiting in hooks
		2726	$self->activate_recursive;
		2727	}
2615		2728
		2729	}
		2730
2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2731	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2617		2732
2618	Moves the player to the given map-path and coordinates by first freezing	2733	Moves the player to the given map-path and coordinates by first freezing
2619	her, loading and preparing them map, calling the provided $check callback	2734	her, loading and preparing them map, calling the provided $check callback
2620	that has to return the map if sucecssful, and then unfreezes the player on	2735	that has to return the map if sucecssful, and then unfreezes the player on
2621	the new (success) or old (failed) map position. In either case, $done will	2736	the new (success) or old (failed) map position. In either case, $done will
…		…
2628		2743
2629	our $GOTOGEN;	2744	our $GOTOGEN;
2630		2745
2631	sub cf::object::player::goto {	2746	sub cf::object::player::goto {
2632	my ($self, $path, $x, $y, $check, $done) = @_;	2747	my ($self, $path, $x, $y, $check, $done) = @_;
		2748
		2749	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2750	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2751	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2752	($path, $x, $y) = @$EMERGENCY_POSITION;
		2753	}
2633		2754
2634	# do generation counting so two concurrent goto's will be executed in-order	2755	# do generation counting so two concurrent goto's will be executed in-order
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2756	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2757
2637	$self->enter_link;	2758	$self->enter_link;
…		…
2661	my $map = eval {	2782	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2783	my $map = defined $path ? cf::map::find $path : undef;
2663		2784
2664	if ($map) {	2785	if ($map) {
2665	$map = $map->customise_for ($self);	2786	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2787	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2788	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2789	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2790	}
2670		2791
2671	$map	2792	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2800	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2801	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2802	$self->leave_link ($map, $x, $y);
2682	}	2803	}
2683		2804
2684	$done->() if $done;	2805	$done->($self) if $done;
2685	})->prio (1);	2806	})->prio (1);
2686	}	2807	}
2687		2808
2688	=item $player_object->enter_exit ($exit_object)	2809	=item $player_object->enter_exit ($exit_object)
2689		2810
…		…
2777	$self->contr->savebed ($map, $x, $y)	2898	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	2899	if $exit->flag (cf::FLAG_DAMNED);
2779		2900
2780	1	2901	1
2781	}) {	2902	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	2903	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "I'll try to bring you back to the map you were before. "	2904	. "I'll try to bring you back to the map you were before. "
2784	. "Please report this to the dungeon master!",	2905	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	2906	cf::NDI_UNIQUE | cf::NDI_RED);
2786		2907
2787	warn "ERROR in enter_exit: $@";	2908	error "ERROR in enter_exit: $@";
2788	$self->leave_link;	2909	$self->leave_link;
2789	}	2910	}
2790	})->prio (1);	2911	})->prio (1);
2791	}	2912	}
2792		2913
…		…
2804	sub cf::client::send_drawinfo {	2925	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	2926	my ($self, $text, $flags) = @_;
2806		2927
2807	utf8::encode $text;	2928	utf8::encode $text;
2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2929	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2930	}
		2931
		2932	=item $client->send_big_packet ($pkt)
		2933
		2934	Like C<send_packet>, but tries to compress large packets, and fragments
		2935	them as required.
		2936
		2937	=cut
		2938
		2939	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2940
		2941	sub cf::client::send_big_packet {
		2942	my ($self, $pkt) = @_;
		2943
		2944	# try lzf for large packets
		2945	$pkt = "lzf " . Compress::LZF::compress $pkt
		2946	if 1024 <= length $pkt and $self->{can_lzf};
		2947
		2948	# split very large packets
		2949	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2950	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2951	$pkt = "frag";
		2952	}
		2953
		2954	$self->send_packet ($pkt);
2809	}	2955	}
2810		2956
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	2957	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		2958
2813	Send a drawinfo or msg packet to the client, formatting the msg for the	2959	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2817		2963
2818	=cut	2964	=cut
2819		2965
2820	# non-persistent channels (usually the info channel)	2966	# non-persistent channels (usually the info channel)
2821	our %CHANNEL = (	2967	our %CHANNEL = (
		2968	"c/motd" => {
		2969	id => "infobox",
		2970	title => "MOTD",
		2971	reply => undef,
		2972	tooltip => "The message of the day",
		2973	},
2822	"c/identify" => {	2974	"c/identify" => {
2823	id => "infobox",	2975	id => "infobox",
2824	title => "Identify",	2976	title => "Identify",
2825	reply => undef,	2977	reply => undef,
2826	tooltip => "Items recently identified",	2978	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	2980	"c/examine" => {
2829	id => "infobox",	2981	id => "infobox",
2830	title => "Examine",	2982	title => "Examine",
2831	reply => undef,	2983	reply => undef,
2832	tooltip => "Signs and other items you examined",	2984	tooltip => "Signs and other items you examined",
		2985	},
		2986	"c/shopinfo" => {
		2987	id => "infobox",
		2988	title => "Shop Info",
		2989	reply => undef,
		2990	tooltip => "What your bargaining skill tells you about the shop",
2833	},	2991	},
2834	"c/book" => {	2992	"c/book" => {
2835	id => "infobox",	2993	id => "infobox",
2836	title => "Book",	2994	title => "Book",
2837	reply => undef,	2995	reply => undef,
…		…
2853	id => "infobox",	3011	id => "infobox",
2854	title => "Body Parts",	3012	title => "Body Parts",
2855	reply => undef,	3013	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	3014	tooltip => "Shows which body parts you posess and are available",
2857	},	3015	},
		3016	"c/statistics" => {
		3017	id => "infobox",
		3018	title => "Statistics",
		3019	reply => undef,
		3020	tooltip => "Shows your primary statistics",
		3021	},
		3022	"c/skills" => {
		3023	id => "infobox",
		3024	title => "Skills",
		3025	reply => undef,
		3026	tooltip => "Shows your experience per skill and item power",
		3027	},
		3028	"c/shopitems" => {
		3029	id => "infobox",
		3030	title => "Shop Items",
		3031	reply => undef,
		3032	tooltip => "Shows the items currently for sale in this shop",
		3033	},
		3034	"c/resistances" => {
		3035	id => "infobox",
		3036	title => "Resistances",
		3037	reply => undef,
		3038	tooltip => "Shows your resistances",
		3039	},
		3040	"c/pets" => {
		3041	id => "infobox",
		3042	title => "Pets",
		3043	reply => undef,
		3044	tooltip => "Shows information abotu your pets/a specific pet",
		3045	},
		3046	"c/perceiveself" => {
		3047	id => "infobox",
		3048	title => "Perceive Self",
		3049	reply => undef,
		3050	tooltip => "You gained detailed knowledge about yourself",
		3051	},
2858	"c/uptime" => {	3052	"c/uptime" => {
2859	id => "infobox",	3053	id => "infobox",
2860	title => "Uptime",	3054	title => "Uptime",
2861	reply => undef,	3055	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3056	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3065	id => "party",
2872	title => "Party",	3066	title => "Party",
2873	reply => "gsay ",	3067	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3068	tooltip => "Messages and chat related to your party",
2875	},	3069	},
		3070	"c/death" => {
		3071	id => "death",
		3072	title => "Death",
		3073	reply => undef,
		3074	tooltip => "Reason for and more info about your most recent death",
		3075	},
		3076	"c/say" => $SAY_CHANNEL,
		3077	"c/chat" => $CHAT_CHANNEL,
2876	);	3078	);
2877		3079
2878	sub cf::client::send_msg {	3080	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3081	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3082
2881	$msg = $self->pl->expand_cfpod ($msg);	3083	$msg = $self->pl->expand_cfpod ($msg)
		3084	unless $color & cf::NDI_VERBATIM;
2882		3085
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3086	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3087
2885	# check predefined channels, for the benefit of C	3088	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3089	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3090	$channel = $CHANNEL{$channel};
2888		3091
2889	$self->ext_msg (channel_info => $channel)	3092	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3093	$channel = $channel->{id};
2893		3094
2894	} elsif (ref $channel) {	3095	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3096	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3097	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3098	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3099	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3100	}
2901		3101
2902	$channel = $channel->{id};	3102	$channel = $channel->{id};
2903	}	3103	}
2904		3104
2905	return unless @extra || length $msg;	3105	return unless @extra || length $msg;
2906		3106
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3107	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3108	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3109	if $color & cf::NDI_DEF;
2911		3110
2912	my $pkt = "msg "	3111	my $pkt = "msg "
2913	. $self->{json_coder}->encode (	3112	. $self->{json_coder}->encode (
2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3113	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2915	);	3114	);
2916		3115
2917	# try lzf for large packets
2918	$pkt = "lzf " . Compress::LZF::compress $pkt
2919	if 1024 <= length $pkt and $self->{can_lzf};
2920
2921	# split very large packets
2922	if (8192 < length $pkt and $self->{can_lzf}) {
2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2924	$pkt = "frag";
2925	}
2926
2927	$self->send_packet ($pkt);	3116	$self->send_big_packet ($pkt);
2928	} else {
2929	if ($color >= 0) {
2930	# replace some tags by gcfclient-compatible ones
2931	for ($msg) {
2932	1 while
2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2938	}
2939
2940	$color &= cf::NDI_COLOR_MASK;
2941
2942	utf8::encode $msg;
2943
2944	if (0 && $msg =~ /\[/) {
2945	# COMMAND/INFO
2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
2947	} else {
2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2949	$self->send_packet ("drawinfo $color $msg")
2950	}
2951	}
2952	}
2953	}	3117	}
2954		3118
2955	=item $client->ext_msg ($type, @msg)	3119	=item $client->ext_msg ($type, @msg)
2956		3120
2957	Sends an ext event to the client.	3121	Sends an ext event to the client.
…		…
2960		3124
2961	sub cf::client::ext_msg($$@) {	3125	sub cf::client::ext_msg($$@) {
2962	my ($self, $type, @msg) = @_;	3126	my ($self, $type, @msg) = @_;
2963		3127
2964	if ($self->extcmd == 2) {	3128	if ($self->extcmd == 2) {
2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2966	} elsif ($self->extcmd == 1) { # TODO: remove	3130	} elsif ($self->extcmd == 1) { # TODO: remove
2967	push @msg, msgtype => "event_$type";	3131	push @msg, msgtype => "event_$type";
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}	3133	}
2970	}	3134	}
2971		3135
2972	=item $client->ext_reply ($msgid, @msg)	3136	=item $client->ext_reply ($msgid, @msg)
2973		3137
…		…
2977		3141
2978	sub cf::client::ext_reply($$@) {	3142	sub cf::client::ext_reply($$@) {
2979	my ($self, $id, @msg) = @_;	3143	my ($self, $id, @msg) = @_;
2980		3144
2981	if ($self->extcmd == 2) {	3145	if ($self->extcmd == 2) {
2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3146	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2983	} elsif ($self->extcmd == 1) {	3147	} elsif ($self->extcmd == 1) {
2984	#TODO: version 1, remove	3148	#TODO: version 1, remove
2985	unshift @msg, msgtype => "reply", msgid => $id;	3149	unshift @msg, msgtype => "reply", msgid => $id;
2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3150	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2987	}	3151	}
2988	}	3152	}
2989		3153
2990	=item $success = $client->query ($flags, "text", \&cb)	3154	=item $success = $client->query ($flags, "text", \&cb)
2991		3155
…		…
3062		3226
3063	$ns->ext_reply ($reply, @reply)	3227	$ns->ext_reply ($reply, @reply)
3064	if $reply;	3228	if $reply;
3065		3229
3066	} else {	3230	} else {
3067	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3231	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3068	}	3232	}
3069		3233
3070	cf::override;	3234	cf::override;
3071	},	3235	},
3072	);	3236	);
…		…
3092		3256
3093	$coro	3257	$coro
3094	}	3258	}
3095		3259
3096	cf::client->attach (	3260	cf::client->attach (
3097	on_destroy => sub {	3261	on_client_destroy => sub {
3098	my ($ns) = @_;	3262	my ($ns) = @_;
3099		3263
3100	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3264	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3101	},	3265	},
3102	);	3266	);
…		…
3118	our $safe_hole = new Safe::Hole;	3282	our $safe_hole = new Safe::Hole;
3119		3283
3120	$SIG{FPE} = 'IGNORE';	3284	$SIG{FPE} = 'IGNORE';
3121		3285
3122	$safe->permit_only (Opcode::opset qw(	3286	$safe->permit_only (Opcode::opset qw(
3123	:base_core :base_mem :base_orig :base_math	3287	:base_core :base_mem :base_orig :base_math :base_loop
3124	grepstart grepwhile mapstart mapwhile	3288	grepstart grepwhile mapstart mapwhile
3125	sort time	3289	sort time
3126	));	3290	));
3127		3291
3128	# here we export the classes and methods available to script code	3292	# here we export the classes and methods available to script code
…		…
3132	The following functions and methods are available within a safe environment:	3296	The following functions and methods are available within a safe environment:
3133		3297
3134	cf::object	3298	cf::object
3135	contr pay_amount pay_player map x y force_find force_add destroy	3299	contr pay_amount pay_player map x y force_find force_add destroy
3136	insert remove name archname title slaying race decrease split	3300	insert remove name archname title slaying race decrease split
		3301	value
3137		3302
3138	cf::object::player	3303	cf::object::player
3139	player	3304	player
3140		3305
3141	cf::player	3306	cf::player
…		…
3147	=cut	3312	=cut
3148		3313
3149	for (	3314	for (
3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3315	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3151	insert remove inv nrof name archname title slaying race	3316	insert remove inv nrof name archname title slaying race
3152	decrease split destroy change_exp)],	3317	decrease split destroy change_exp value msg lore send_msg)],
3153	["cf::object::player" => qw(player)],	3318	["cf::object::player" => qw(player)],
3154	["cf::player" => qw(peaceful)],	3319	["cf::player" => qw(peaceful send_msg)],
3155	["cf::map" => qw(trigger)],	3320	["cf::map" => qw(trigger)],
3156	) {	3321	) {
3157	no strict 'refs';
3158	my ($pkg, @funs) = @$_;	3322	my ($pkg, @funs) = @$_;
3159	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3323	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3160	for @funs;	3324	for @funs;
3161	}	3325	}
3162		3326
…		…
3177		3341
3178	my $qcode = $code;	3342	my $qcode = $code;
3179	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3343	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3180	$qcode =~ s/\n/\\n/g;	3344	$qcode =~ s/\n/\\n/g;
3181		3345
		3346	%vars = (_dummy => 0) unless %vars;
		3347
		3348	my @res;
3182	local $_;	3349	local $_;
3183	local @safe::cf::_safe_eval_args = values %vars;
3184		3350
3185	my $eval =	3351	my $eval =
3186	"do {\n"	3352	"do {\n"
3187	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3353	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3188	. "#line 0 \"{$qcode}\"\n"	3354	. "#line 0 \"{$qcode}\"\n"
3189	. $code	3355	. $code
3190	. "\n}"	3356	. "\n}"
3191	;	3357	;
3192		3358
		3359	if ($CFG{safe_eval}) {
3193	sub_generation_inc;	3360	sub_generation_inc;
		3361	local @safe::cf::_safe_eval_args = values %vars;
3194	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3362	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3195	sub_generation_inc;	3363	sub_generation_inc;
		3364	} else {
		3365	local @cf::_safe_eval_args = values %vars;
		3366	@res = wantarray ? eval eval : scalar eval $eval;
		3367	}
3196		3368
3197	if ($@) {	3369	if ($@) {
3198	warn "$@";	3370	warn "$@",
3199	warn "while executing safe code '$code'\n";	3371	"while executing safe code '$code'\n",
3200	warn "with arguments " . (join " ", %vars) . "\n";	3372	"with arguments " . (join " ", %vars) . "\n";
3201	}	3373	}
3202		3374
3203	wantarray ? @res : $res[0]	3375	wantarray ? @res : $res[0]
3204	}	3376	}
3205		3377
…		…
3219	=cut	3391	=cut
3220		3392
3221	sub register_script_function {	3393	sub register_script_function {
3222	my ($fun, $cb) = @_;	3394	my ($fun, $cb) = @_;
3223		3395
3224	no strict 'refs';	3396	$fun = "safe::$fun" if $CFG{safe_eval};
3225	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3397	*$fun = $safe_hole->wrap ($cb);
3226	}	3398	}
3227		3399
3228	=back	3400	=back
3229		3401
3230	=cut	3402	=cut
…		…
3239	# for this (global event?)	3411	# for this (global event?)
3240	%ext::player_env::MUSIC_FACE_CACHE = ();	3412	%ext::player_env::MUSIC_FACE_CACHE = ();
3241		3413
3242	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3414	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3243		3415
3244	warn "loading facedata from $path\n";	3416	trace "loading facedata from $path\n";
3245		3417
3246	my $facedata;
3247	0 < aio_load $path, $facedata	3418	0 < aio_load $path, my $facedata
3248	or die "$path: $!";	3419	or die "$path: $!";
3249		3420
3250	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
3251		3422
3252	$facedata->{version} == 2	3423	$facedata->{version} == 2
3253	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3254		3425
3255	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3256	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3257	type => FT_RSRC,	3429	type => FT_RSRC,
3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3259	};	3432	};
3260	cf::cede_to_tick;	3433	cf::cede_to_tick;
3261		3434
3262	{	3435	{
3263	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
…		…
3265	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3267		3440
3268	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3269	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3272		3445
3273	cf::cede_to_tick;	3446	cf::cede_to_tick;
3274	}	3447	}
3275		3448
3276	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
…		…
3281		3454
3282	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3283	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3285	} else {	3458	} else {
3286	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3287	}	3460	}
3288		3461
3289	cf::cede_to_tick;	3462	cf::cede_to_tick;
3290	}	3463	}
3291	}	3464	}
…		…
3300		3473
3301	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3302	}	3475	}
3303		3476
3304	{	3477	{
3305	# TODO: for gcfclient pleasure, we should give resources
3306	# that gcfclient doesn't grok a >10000 face index.
3307	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3308		3479
3309	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
3310	if (defined $info->{type}) {	3481	if (defined $info->{type}) {
3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3312	my $data;
3313		3483
3314	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3315	# prepend meta info
3316
3317	my $meta = $enc->encode ({
3318	name => $name,
3319	%{ $info->{meta} || {} },
3320	});
3321
3322	$data = pack "(w/a*)*", $meta, $info->{data};
3323	} else {
3324	$data = $info->{data};
3325	}
3326
3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3328	cf::face::set_type $idx, $info->{type};	3485	cf::face::set_type $idx, $info->{type};
3329	} else {	3486	} else {
3330	$RESOURCE{$name} = $info;	3487	$RESOURCE{$name} = $info; # unused
3331	}	3488	}
3332		3489
3333	cf::cede_to_tick;	3490	cf::cede_to_tick;
3334	}	3491	}
3335	}	3492	}
3336		3493
3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3338		3495
3339	1	3496	1
3340	}	3497	}
3341
3342	cf::global->attach (on_resource_update => sub {
3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3345
3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3347	my $sound = $soundconf->{compat}[$_]
3348	or next;
3349
3350	my $face = cf::face::find "sound/$sound->[1]";
3351	cf::sound::set $sound->[0] => $face;
3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3353	}
3354
3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
3356	my $face = cf::face::find "sound/$v";
3357	cf::sound::set $k => $face;
3358	}
3359	}
3360	});
3361		3498
3362	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
3363	my ($ns, $want) = @_;	3500	my ($ns, $want) = @_;
3364		3501
3365	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
…		…
3404	sub reload_treasures {	3541	sub reload_treasures {
3405	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3406	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3407	}	3544	}
3408		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3409	sub reload_resources {	3569	sub reload_resources {
3410	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3411		3571
		3572	reload_exp_table;
		3573	reload_materials;
3412	reload_facedata;	3574	reload_facedata;
		3575	reload_sound;
3413	reload_archetypes;	3576	reload_archetypes;
3414	reload_regions;	3577	reload_regions;
3415	reload_treasures;	3578	reload_treasures;
3416		3579
3417	warn "finished reloading resource files\n";	3580	trace "finished reloading resource files\n";
3418	}
3419
3420	sub init {
3421	my $guard = freeze_mainloop;
3422
3423	evthread_start IO::AIO::poll_fileno;
3424
3425	reload_resources;
3426	}	3581	}
3427		3582
3428	sub reload_config {	3583	sub reload_config {
3429	open my $fh, "<:utf8", "$CONFDIR/config"	3584	trace "reloading config file...\n";
3430	or return;
3431		3585
3432	local $/;	3586	0 < aio_load "$CONFDIR/config", my $config
3433	*CFG = YAML::Load <$fh>;	3587	or die "$CONFDIR/config: $!";
3434		3588
		3589	utf8::decode $config;
		3590	*CFG = yaml_load $config;
		3591
3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3592	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3436		3593
3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3594	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3595	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3439		3596
3440	if (exists $CFG{mlockall}) {	3597	if (exists $CFG{mlockall}) {
…		…
3444	};	3601	};
3445	warn $@ if $@;	3602	warn $@ if $@;
3446	}	3603	}
3447	}	3604	}
3448		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
		3632	}
		3633
3449	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3450	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453	(async {	3647	(async {
3454	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3455	EV::loop EV::LOOP_ONESHOT;	3649	EV::loop EV::LOOP_ONESHOT;
3456	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3457	};	3651	};
3458		3652
3459	{	3653	evthread_start IO::AIO::poll_fileno;
3460	my $guard = freeze_mainloop;	3654
		3655	cf::sync_job {
		3656	cf::incloader::init ();
		3657
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663
		3664	reload_resources;
3461	reload_config;	3665	reload_config;
3462	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3463	load_extensions;	3676	load_extensions;
3464		3677
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3678	utime time, time, $RUNTIMEFILE;
		3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	cf::_post_init 0;
3466	}	3685	};
3467		3686
3468	EV::loop;	3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3469	}	3696	}
3470		3697
3471	#############################################################################	3698	#############################################################################
3472	# initialisation and cleanup	3699	# initialisation and cleanup
3473		3700
3474	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3475	BEGIN {	3702	BEGIN {
3476	our %SIGWATCHER = ();	3703	our %SIGWATCHER = ();
3477	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3479	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3480	};	3707	};
3481	}	3708	}
3482	}	3709	}
3483		3710
3484	sub write_runtime_sync {	3711	sub write_runtime_sync {
3485	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3486		3713
3487	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3489		3716
3490	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3718
3492	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3493		3720
3494	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3722	or return;
3496		3723
3497	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3509	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3510		3737
3511	close $fh	3738	close $fh
3512	or return;	3739	or return;
3513		3740
3514	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3742	and return;
3516		3743
3517	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3745
3519	1	3746	1
3520	}	3747	}
3521		3748
3522	our $uuid_lock;	3749	our $uuid_lock;
…		…
3531	my $uuid = "$LOCALDIR/uuid";	3758	my $uuid = "$LOCALDIR/uuid";
3532		3759
3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3534	or return;	3761	or return;
3535		3762
3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
3537	$uuid_skip = 0;	3771	$uuid_skip = 0;
3538		3772
3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3540	and return;	3774	and return;
3541		3775
…		…
3547	or return;	3781	or return;
3548		3782
3549	aio_rename "$uuid~", $uuid	3783	aio_rename "$uuid~", $uuid
3550	and return;	3784	and return;
3551		3785
3552	warn "uuid file written ($value).\n";	3786	trace "uuid file written ($value).\n";
3553		3787
3554	1	3788	1
3555		3789
3556	}	3790	}
3557		3791
…		…
3563	}	3797	}
3564		3798
3565	sub emergency_save() {	3799	sub emergency_save() {
3566	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3567		3801
3568	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3569		3808
3570	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3571	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3572	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3573	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3574	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3575	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3576	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3577	$pl->valid or next;	3818	$pl->valid or next;
3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3579	$pl->save;	3820	$pl->save;
3580	}	3821	}
3581	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3582		3823
3583	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3584	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3585	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3586	$map->valid or next;	3829	$map->valid or next;
3587	$map->save;	3830	$map->save;
3588	}	3831	}
3589	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3590		3833
3591	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3592	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3593	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
3594		3839
3595	warn "begin write uuid\n";	3840	info "emergency_perl_save: begin write uuid\n";
3596	write_uuid_sync 1;	3841	write_uuid_sync 1;
3597	warn "end write uuid\n";	3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3598	};	3862	};
3599		3863
3600	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3601	}	3865	}
3602		3866
3603	sub post_cleanup {	3867	sub post_cleanup {
3604	my ($make_core) = @_;	3868	my ($make_core) = @_;
3605		3869
		3870	IO::AIO::flush;
		3871
3606	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3607	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
3608	}	3877	}
3609		3878
3610	# a safer delete_package, copied from Symbol	3879	# a safer delete_package, copied from Symbol
3611	sub clear_package($) {	3880	sub clear_package($) {
3612	my $pkg = shift;	3881	my $pkg = shift;
…		…
3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3629	for my $name (keys %$leaf_symtab) {	3898	for my $name (keys %$leaf_symtab) {
3630	_gv_clear *{"$pkg$name"};	3899	_gv_clear *{"$pkg$name"};
3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3632	}	3901	}
3633	warn "cleared package #$pkg\n";#d#
3634	}	3902	}
3635
3636	our $RELOAD; # how many times to reload
3637		3903
3638	sub do_reload_perl() {	3904	sub do_reload_perl() {
3639	# can/must only be called in main	3905	# can/must only be called in main
3640	if ($Coro::current != $Coro::main) {	3906	unless (in_main) {
3641	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3642	return;	3908	return;
3643	}	3909	}
3644		3910
3645	return if $RELOAD++;	3911	return if $RELOAD++;
3646		3912
		3913	my $t1 = AE::time;
		3914
3647	while ($RELOAD) {	3915	while ($RELOAD) {
3648	warn "reloading...";	3916	cf::get_slot 0.1, -1, "reload_perl";
		3917	info "perl_reload: reloading...";
3649		3918
3650	warn "entering sync_job";	3919	trace "perl_reload: entering sync_job";
3651		3920
3652	cf::sync_job {	3921	cf::sync_job {
3653	cf::write_runtime_sync; # external watchdog should not bark
3654	cf::emergency_save;	3922	#cf::emergency_save;
3655	cf::write_runtime_sync; # external watchdog should not bark
3656		3923
3657	warn "syncing database to disk";
3658	BDB::db_env_txn_checkpoint $DB_ENV;
3659
3660	# if anything goes wrong in here, we should simply crash as we already saved
3661
3662	warn "flushing outstanding aio requests";
3663	while (IO::AIO::nreqs || BDB::nreqs) {
3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3665	}
3666
3667	warn "cancelling all extension coros";	3924	trace "perl_reload: cancelling all extension coros";
3668	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3669	%EXT_CORO = ();	3926	%EXT_CORO = ();
3670		3927
3671	warn "removing commands";	3928	trace "perl_reload: removing commands";
3672	%COMMAND = ();	3929	%COMMAND = ();
3673		3930
3674	warn "removing ext/exti commands";	3931	trace "perl_reload: removing ext/exti commands";
3675	%EXTCMD = ();	3932	%EXTCMD = ();
3676	%EXTICMD = ();	3933	%EXTICMD = ();
3677		3934
3678	warn "unloading/nuking all extensions";	3935	trace "perl_reload: unloading/nuking all extensions";
3679	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3680	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3681		3938
3682	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3683	eval {	3940	eval {
3684	$cb->($pkg);	3941	$cb->($pkg);
3685	1	3942	1
3686	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
3687	}	3944	}
3688		3945
3689	warn "... clearing $pkg";	3946	trace "... clearing $pkg";
3690	clear_package $pkg;	3947	clear_package $pkg;
3691	}	3948	}
3692		3949
3693	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3694	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3696		3953
3697	warn "... unloading $k";	3954	trace "... unloading $k";
3698	delete $INC{$k};	3955	delete $INC{$k};
3699		3956
3700	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3701	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3702		3959
…		…
3705	}	3962	}
3706		3963
3707	clear_package $k;	3964	clear_package $k;
3708	}	3965	}
3709		3966
3710	warn "getting rid of safe::, as good as possible";	3967	trace "perl_reload: getting rid of safe::, as good as possible";
3711	clear_package "safe::$_"	3968	clear_package "safe::$_"
3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3713		3970
3714	warn "unloading cf.pm \"a bit\"";	3971	trace "perl_reload: unloading cf.pm \"a bit\"";
3715	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3716	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3717		3974
3718	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3719	# and global variables created in xs	3976	# and global variables created in xs
3720	#clear_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3721		3978
3722	warn "unload completed, starting to reload now";	3979	info "perl_reload: unload completed, starting to reload now";
3723		3980
3724	warn "reloading cf.pm";	3981	trace "perl_reload: reloading cf.pm";
3725	require cf;	3982	require cf;
3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3727		3984
3728	warn "loading config and database again";	3985	trace "perl_reload: loading config and database again";
3729	cf::reload_config;	3986	cf::reload_config;
3730		3987
3731	warn "loading extensions";	3988	trace "perl_reload: loading extensions";
3732	cf::load_extensions;	3989	cf::load_extensions;
3733		3990
		3991	if ($REATTACH_ON_RELOAD) {
3734	warn "reattaching attachments to objects/players";	3992	trace "perl_reload: reattaching attachments to objects/players";
3735	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3736	warn "reattaching attachments to maps";	3994	trace "perl_reload: reattaching attachments to maps";
3737	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3738	warn "reattaching attachments to players";	3996	trace "perl_reload: reattaching attachments to players";
3739	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3740		3999
3741	warn "leaving sync_job";	4000	cf::_post_init 1;
		4001
		4002	trace "perl_reload: leaving sync_job";
3742		4003
3743	1	4004	1
3744	} or do {	4005	} or do {
3745	warn $@;	4006	error $@;
3746	cf::cleanup "error while reloading, exiting.";	4007	cf::cleanup "perl_reload: error, exiting.";
3747	};	4008	};
3748		4009
3749	warn "reloaded";
3750	--$RELOAD;	4010	--$RELOAD;
3751	}	4011	}
		4012
		4013	$t1 = AE::time - $t1;
		4014	info "perl_reload: completed in ${t1}s\n";
3752	};	4015	};
3753		4016
3754	our $RELOAD_WATCHER; # used only during reload	4017	our $RELOAD_WATCHER; # used only during reload
3755		4018
3756	sub reload_perl() {	4019	sub reload_perl() {
3757	# doing reload synchronously and two reloads happen back-to-back,	4020	# doing reload synchronously and two reloads happen back-to-back,
3758	# coro crashes during coro_state_free->destroy here.	4021	# coro crashes during coro_state_free->destroy here.
3759		4022
		4023	$RELOAD_WATCHER ||= cf::async {
		4024	Coro::AIO::aio_wait cache_extensions;
		4025
3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4026	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4027	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4028	undef $RELOAD_WATCHER;
		4029	};
3763	};	4030	};
3764	}	4031	}
3765		4032
3766	register_command "reload" => sub {	4033	register_command "reload" => sub {
3767	my ($who, $arg) = @_;	4034	my ($who, $arg) = @_;
…		…
3773	reload_perl;	4040	reload_perl;
3774	};	4041	};
3775	}	4042	}
3776	};	4043	};
3777		4044
3778	unshift @INC, $LIBDIR;	4045	#############################################################################
3779		4046
3780	my $bug_warning = 0;	4047	my $bug_warning = 0;
3781		4048
3782	our @WAIT_FOR_TICK;	4049	our @WAIT_FOR_TICK;
3783	our @WAIT_FOR_TICK_BEGIN;	4050	our @WAIT_FOR_TICK_BEGIN;
3784		4051
3785	sub wait_for_tick {	4052	sub wait_for_tick() {
3786	return if tick_inhibit || $Coro::current == $Coro::main;	4053	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3787		4054
3788	my $signal = new Coro::Signal;	4055	my $signal = new Coro::Signal;
3789	push @WAIT_FOR_TICK, $signal;	4056	push @WAIT_FOR_TICK, $signal;
3790	$signal->wait;	4057	$signal->wait;
3791	}	4058	}
3792		4059
3793	sub wait_for_tick_begin {	4060	sub wait_for_tick_begin() {
3794	return if tick_inhibit || $Coro::current == $Coro::main;	4061	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3795		4062
3796	my $signal = new Coro::Signal;	4063	my $signal = new Coro::Signal;
3797	push @WAIT_FOR_TICK_BEGIN, $signal;	4064	push @WAIT_FOR_TICK_BEGIN, $signal;
3798	$signal->wait;	4065	$signal->wait;
3799	}	4066	}
…		…
3805	return;	4072	return;
3806	}	4073	}
3807		4074
3808	cf::server_tick; # one server iteration	4075	cf::server_tick; # one server iteration
3809		4076
		4077	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4078
3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4079	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4080	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3812	Coro::async_pool {	4081	Coro::async_pool {
3813	$Coro::current->{desc} = "runtime saver";	4082	$Coro::current->{desc} = "runtime saver";
3814	write_runtime_sync	4083	write_runtime_sync
3815	or warn "ERROR: unable to write runtime file: $!";	4084	or error "ERROR: unable to write runtime file: $!";
3816	};	4085	};
3817	}	4086	}
3818		4087
3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4088	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3820	$sig->send;	4089	$sig->send;
…		…
3828		4097
3829	if (0) {	4098	if (0) {
3830	if ($NEXT_TICK) {	4099	if ($NEXT_TICK) {
3831	my $jitter = $TICK_START - $NEXT_TICK;	4100	my $jitter = $TICK_START - $NEXT_TICK;
3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4101	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3833	warn "jitter $JITTER\n";#d#	4102	debug "jitter $JITTER\n";#d#
3834	}	4103	}
3835	}	4104	}
3836	}	4105	}
3837		4106
3838	{	4107	{
3839	# configure BDB	4108	# configure BDB
3840		4109
3841	BDB::min_parallel 8;	4110	BDB::min_parallel 16;
3842	BDB::max_poll_reqs $TICK * 0.1;	4111	BDB::max_poll_reqs $TICK * 0.1;
3843	$AnyEvent::BDB::WATCHER->priority (1);	4112	$AnyEvent::BDB::WATCHER->priority (1);
3844		4113
3845	unless ($DB_ENV) {	4114	unless ($DB_ENV) {
3846	$DB_ENV = BDB::db_env_create;	4115	$DB_ENV = BDB::db_env_create;
…		…
3883	IO::AIO::min_parallel 8;	4152	IO::AIO::min_parallel 8;
3884	IO::AIO::max_poll_time $TICK * 0.1;	4153	IO::AIO::max_poll_time $TICK * 0.1;
3885	undef $AnyEvent::AIO::WATCHER;	4154	undef $AnyEvent::AIO::WATCHER;
3886	}	4155	}
3887		4156
3888	my $_log_backtrace;	4157	our $_log_backtrace;
		4158	our $_log_backtrace_last;
3889		4159
3890	sub _log_backtrace {	4160	sub _log_backtrace {
3891	my ($msg, @addr) = @_;	4161	my ($msg, @addr) = @_;
3892		4162
3893	$msg =~ s/\n//;	4163	$msg =~ s/\n$//;
3894		4164
		4165	if ($_log_backtrace_last eq $msg) {
		4166	LOG llevInfo, "[ABT] $msg\n";
		4167	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3895	# limit the # of concurrent backtraces	4168	# limit the # of concurrent backtraces
3896	if ($_log_backtrace < 2) {	4169	} elsif ($_log_backtrace < 2) {
		4170	$_log_backtrace_last = $msg;
3897	++$_log_backtrace;	4171	++$_log_backtrace;
		4172	my $perl_bt = Carp::longmess $msg;
3898	async {	4173	async {
3899	$Coro::current->{desc} = "abt $msg";	4174	$Coro::current->{desc} = "abt $msg";
3900		4175
3901	my @bt = fork_call {	4176	my @bt = fork_call {
3902	@addr = map { sprintf "%x", $_ } @addr;	4177	@addr = map { sprintf "%x", $_ } @addr;
…		…
3913	}	4188	}
3914		4189
3915	@funcs	4190	@funcs
3916	};	4191	};
3917		4192
3918	LOG llevInfo, "[ABT] $msg\n";	4193	LOG llevInfo, "[ABT] $perl_bt\n";
		4194	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3919	LOG llevInfo, "[ABT] $_\n" for @bt;	4195	LOG llevInfo, "[ABT] $_\n" for @bt;
3920	--$_log_backtrace;	4196	--$_log_backtrace;
3921	};	4197	};
3922	} else {	4198	} else {
3923	LOG llevInfo, "[ABT] $msg\n";	4199	LOG llevInfo, "[ABT] $msg\n";
3924	LOG llevInfo, "[ABT] [suppressed]\n";	4200	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3925	}	4201	}
3926	}	4202	}
3927		4203
3928	# load additional modules	4204	# load additional modules
3929	use cf::pod;	4205	require "cf/$_.pm" for @EXTRA_MODULES;
		4206	cf::_connect_to_perl_2;
3930		4207
3931	END { cf::emergency_save }	4208	END { cf::emergency_save }
3932		4209
3933	1	4210	1
3934		4211

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