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Revision 1.434 by root, Thu May 29 03:27:37 2008 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
60	AnyEvent::detect;	63	AnyEvent::detect;
61		64
62	IO::AIO::max_poll_reqs 1;#d#
63
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';
…		…
245	for my $pkg (qw(	303	for my $pkg (qw(
246	cf::global cf::attachable	304	cf::global cf::attachable
247	cf::object cf::object::player	305	cf::object cf::object::player
248	cf::client cf::player	306	cf::client cf::player
249	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
250	cf::map cf::party cf::region	309	cf::party cf::region
251	)) {	310	)) {
252	no strict 'refs';
253	@{"safe::$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 $override;
1025	}	1123	}
…		…
1088		1186
1089	sub reattach {	1187	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1189	my ($obj) = @_;
1092		1190
		1191	# no longer needed after getting rid of delete_package?
1093	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1094		1193
1095	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1096		1195
1097	@$registry = ();	1196	@$registry = ();
1098		1197
…		…
1103	for (@$attach) {	1202	for (@$attach) {
1104	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1105	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1106	}	1205	}
1107	} else {	1206	} else {
1108	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1109	}	1208	}
1110	}	1209	}
1111	}	1210	}
1112		1211
1113	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1140	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1141		1240
1142	sync_job {	1241	sync_job {
1143	if (length $$rdata) {	1242	if (length $$rdata) {
1144	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1145	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1146	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1147		1247
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	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	}
1152	aio_close $fh;	1255	aio_close $fh;
1153		1256
1154	if (@$objs) {	1257	if (@$objs) {
1155	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) {
1156	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1159	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	}
1160	aio_close $fh;	1266	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1268	}
1163	} else {	1269	} else {
1164	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1165	}	1271	}
1166		1272
1167	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1277	} else {
1169	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1170	}	1279	}
1171	} else {	1280	} else {
1172	aio_unlink $filename;	1281	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1174	}	1283	}
…		…
1198	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1199	$av = $st->{objs};	1308	$av = $st->{objs};
1200	}	1309	}
1201		1310
1202	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1203	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1204	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1205		1315
1206	($data, $av)	1316	($data, $av)
1207	}	1317	}
1208		1318
1209	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1265	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1266		1376
1267	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1268	}	1378	}
1269		1379
		1380	use File::Glob ();
		1381
1270	cf::player->attach (	1382	cf::player->attach (
1271	on_command => sub {	1383	on_unknown_command => sub {
1272	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1273		1385
1274	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1275	or return;	1387	or return;
1276		1388
…		…
1299		1411
1300	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1301	if $reply;	1413	if $reply;
1302		1414
1303	} else {	1415	} else {
1304	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1305	}	1417	}
1306		1418
1307	cf::override;	1419	cf::override;
1308	},	1420	},
1309	);	1421	);
1310		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
1311	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1312	cf::sync_job {	1439	cf::sync_job {
1313	my %todo;	1440	my %todo;
1314		1441
1315	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1316	next unless -r $path;	1443	next unless -r $path;
…		…
1334		1461
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1464
1338	$ext{source} =	1465	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1340	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1341	. $source	1468	. $source
1342	. "\n};\n1";	1469	. "\n};\n1";
1343		1470
1344	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1345	}	1472	}
1346		1473
		1474	my $pass = 0;
1347	my %done;	1475	my %done;
1348	while (%todo) {	1476	while (%todo) {
1349	my $progress;	1477	my $progress;
1350		1478
		1479	++$pass;
		1480
		1481	ext:
1351	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1352	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1353	goto skip	1484	next ext
1354	unless exists $done{$_};	1485	unless exists $done{$_};
1355	}	1486	}
1356		1487
1357	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1358		1489
1359	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1360	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1361	: "$v->{base}: extension inactive.\n";
1362		1494
1363	if (exists $v->{meta}{mandatory}) {
1364	warn $msg;
1365	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1366	}	1496	if exists $v->{meta}{mandatory};
1367		1497
1368	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;
1369	}	1507	}
1370
1371	$done{$k} = delete $todo{$k};
1372	push @EXTS, $v->{pkg};
1373	$progress = 1;
1374	}	1508	}
1375		1509
1376	skip:	1510	unless ($progress) {
1377	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1378	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1379	}	1518	}
1380	};	1519	};
1381	}	1520	}
1382		1521
1383	#############################################################################	1522	#############################################################################
1384		1523
1385	=back	1524	=back
1386		1525
1387	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1388		1527
1389	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1390		1529
1391	=cut	1530	=cut
1392		1531
1393	package cf::player;	1532	package cf::player;
1394		1533
…		…
1437		1576
1438	sub exists($) {	1577	sub exists($) {
1439	my ($login) = @_;	1578	my ($login) = @_;
1440		1579
1441	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1443	}	1582	}
1444		1583
1445	sub find($) {	1584	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1586	my $login = $_[0];
…		…
1467	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1468	}	1607	}
1469	}	1608	}
1470	}	1609	}
1471		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($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
1472	sub save($) {	1624	sub save($) {
1473	my ($pl) = @_;	1625	my ($pl) = @_;
1474		1626
1475	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1476		1628
…		…
1481		1633
1482	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1483	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1484		1636
1485	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];
1486		1641
1487	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1488	cf::cede_to_tick;	1643	cf::cede_to_tick;
1489	}	1644	}
1490		1645
…		…
1522	my ($pl) = @_;	1677	my ($pl) = @_;
1523		1678
1524	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1525		1680
1526	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1527	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1528		1683
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1530	$pl->deactivate;	1685	$pl->deactivate;
		1686
1531	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;
1532	$pl->ob->check_score;
1533	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1534	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1535		1692
1536	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1537	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1538	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1592	\@logins	1749	\@logins
1593	}	1750	}
1594		1751
1595	=item $player->maps	1752	=item $player->maps
1596		1753
		1754	=item cf::player::maps $login
		1755
1597	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1598	player. May block.	1757	player. May block.
1599		1758
1600	=cut	1759	=cut
1601		1760
…		…
1618	}	1777	}
1619		1778
1620	\@paths	1779	\@paths
1621	}	1780	}
1622		1781
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1783
1625	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1626
1627	=cut
1628
1629	use re 'eval';
1630
1631	my $group;
1632	my $interior; $interior = qr{
1633	# match a pod interior sequence sans C<< >>
1634	(?:
1635	\ (.*?)\ (?{ $group = $^N })
1636	| < (??{$interior}) >
1637	)
1638	}x;
1639
1640	sub expand_cfpod {
1641	my ($self, $pod) = @_;
1642
1643	my $xml;
1644
1645	while () {
1646	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1647	$group = $1;
1648
1649	$group =~ s/&/&amp;/g;
1650	$group =~ s/</&lt;/g;
1651
1652	$xml .= $group;
1653	} elsif ($pod =~ m%\G
1654	([BCGHITU])
1655	<
1656	(?:
1657	([^<>]*) (?{ $group = $^N })
1658	| < $interior >
1659	)
1660	>
1661	%gcsx
1662	) {
1663	my ($code, $data) = ($1, $group);
1664
1665	if ($code eq "B") {
1666	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1667	} elsif ($code eq "I") {
1668	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1669	} elsif ($code eq "U") {
1670	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1671	} elsif ($code eq "C") {
1672	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1673	} elsif ($code eq "T") {
1674	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1675	} elsif ($code eq "G") {
1676	my ($male, $female) = split /\|/, $data;
1677	$data = $self->gender ? $female : $male;
1678	$xml .= expand_cfpod ($self, $data);
1679	} elsif ($code eq "H") {
1680	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1681	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1682	"")
1683	[$self->{hintmode}];
1684	} else {
1685	$xml .= "error processing '$code($data)' directive";
1686	}
1687	} else {
1688	if ($pod =~ /\G(.+)/) {
1689	warn "parse error while expanding $pod (at $1)";
1690	}
1691	last;
1692	}
1693	}
1694
1695	for ($xml) {
1696	# create single paragraphs (very hackish)
1697	s/(?<=\S)\n(?=\w)/ /g;
1698
1699	# compress some whitespace
1700	s/\s+\n/\n/g; # ws line-ends
1701	s/\n\n+/\n/g; # double lines
1702	s/^\n+//; # beginning lines
1703	s/\n+$//; # ending lines
1704	}
1705
1706	$xml
1707	}
1708
1709	no re 'eval';
1710
1711	sub hintmode {
1712	$_[0]{hintmode} = $_[1] if @_ > 1;
1713	$_[0]{hintmode}
1714	}
1715		1785
1716	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1717		1787
1718	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1719		1789
…		…
1751		1821
1752	=cut	1822	=cut
1753		1823
1754	sub find_by_path($) {	1824	sub find_by_path($) {
1755	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1756		1828
1757	my ($match, $specificity);	1829	my ($match, $specificity);
1758		1830
1759	for my $region (list) {	1831	for my $region (list) {
1760	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1791		1863
1792	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
1793		1865
1794	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1795	$self->_create_random_map (	1867	$self->_create_random_map (
1796	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp, $rmp->{total_map_hp},
1797	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1798	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1799	$rmp->{exit_on_final_map},
1800	$rmp->{xsize}, $rmp->{ysize},
1801	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1802	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1803	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1804	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1805	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1806	(cf::region::find $rmp->{region}), $rmp->{custom}	1869	(cf::region::find $rmp->{region})
1807	)	1870	)
1808	}	1871	}
1809		1872
1810	=item cf::map->register ($regex, $prio)	1873	=item cf::map->register ($regex, $prio)
1811		1874
…		…
1817		1880
1818	sub register {	1881	sub register {
1819	my (undef, $regex, $prio) = @_;	1882	my (undef, $regex, $prio) = @_;
1820	my $pkg = caller;	1883	my $pkg = caller;
1821		1884
1822	no strict;
1823	push @{"$pkg\::ISA"}, __PACKAGE__;	1885	push @{"$pkg\::ISA"}, __PACKAGE__;
1824		1886
1825	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1887	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1826	}	1888	}
1827		1889
1828	# also paths starting with '/'	1890	# also paths starting with '/'
1829	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1891	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1830		1892
1831	sub thawer_merge {	1893	sub thawer_merge {
1832	my ($self, $merge) = @_;	1894	my ($self, $merge) = @_;
1833		1895
1834	# we have to keep some variables in memory intact	1896	# we have to keep some variables in memory intact
…		…
1839	}	1901	}
1840		1902
1841	sub normalise {	1903	sub normalise {
1842	my ($path, $base) = @_;	1904	my ($path, $base) = @_;
1843		1905
1844	$path = "$path"; # make sure its a string	1906	$path = "$path"; # make sure it's a string
1845		1907
1846	$path =~ s/\.map$//;	1908	$path =~ s/\.map$//;
1847		1909
1848	# map plan:	1910	# map plan:
1849	#	1911	#
…		…
1864	$base =~ s{[^/]+/?$}{};	1926	$base =~ s{[^/]+/?$}{};
1865	$path = "$base/$path";	1927	$path = "$base/$path";
1866	}	1928	}
1867		1929
1868	for ($path) {	1930	for ($path) {
1869	redo if s{//}{/};
1870	redo if s{/\.?/}{/};	1931	redo if s{/\.?/}{/};
1871	redo if s{/[^/]+/\.\./}{/};	1932	redo if s{/[^/]+/\.\./}{/};
1872	}	1933	}
1873		1934
1874	$path	1935	$path
…		…
1888	$self->init; # pass $1 etc.	1949	$self->init; # pass $1 etc.
1889	return $self;	1950	return $self;
1890	}	1951	}
1891	}	1952	}
1892		1953
1893	Carp::cluck "unable to resolve path '$path' (base '$base').";	1954	Carp::cluck "unable to resolve path '$path' (base '$base')";
1894	()	1955	()
1895	}	1956	}
1896		1957
1897	sub init {	1958	sub init {
1898	my ($self) = @_;	1959	my ($self) = @_;
…		…
1930	sub uniq_path {	1991	sub uniq_path {
1931	my ($self) = @_;	1992	my ($self) = @_;
1932		1993
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1994	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	1995	"$UNIQUEDIR/$path"
1935	}
1936
1937	# and all this just because we cannot iterate over
1938	# all maps in C++...
1939	sub change_all_map_light {
1940	my ($change) = @_;
1941
1942	$_->change_map_light ($change)
1943	for grep $_->outdoor, values %cf::MAP;
1944	}	1996	}
1945		1997
1946	sub decay_objects {	1998	sub decay_objects {
1947	my ($self) = @_;	1999	my ($self) = @_;
1948		2000
…		…
2030		2082
2031	sub find;	2083	sub find;
2032	sub find {	2084	sub find {
2033	my ($path, $origin) = @_;	2085	my ($path, $origin) = @_;
2034		2086
		2087	cf::cede_to_tick;
		2088
2035	$path = normalise $path, $origin && $origin->path;	2089	$path = normalise $path, $origin && $origin->path;
2036		2090
2037	cf::lock_wait "map_data:$path";#d#remove	2091	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	2092	my $guard2 = cf::lock_acquire "map_find:$path";
2039		2093
2040	$cf::MAP{$path} || do {	2094	$cf::MAP{$path} || do {
2041	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2042	my $guard2 = cf::lock_acquire "map_find:$path";
2043
2044	my $map = new_from_path cf::map $path	2095	my $map = new_from_path cf::map $path
2045	or return;	2096	or return;
2046		2097
2047	$map->{last_save} = $cf::RUNTIME;	2098	$map->{last_save} = $cf::RUNTIME;
2048		2099
…		…
2060		2111
2061	$cf::MAP{$path} = $map	2112	$cf::MAP{$path} = $map
2062	}	2113	}
2063	}	2114	}
2064		2115
2065	sub pre_load { }	2116	sub pre_load { }
2066	sub post_load { }	2117	#sub post_load { } # XS
2067		2118
2068	sub load {	2119	sub load {
2069	my ($self) = @_;	2120	my ($self) = @_;
2070		2121
2071	local $self->{deny_reset} = 1; # loading can take a long time	2122	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2139	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2140	$f->skip_block;
2090	$self->_load_objects ($f)	2141	$self->_load_objects ($f)
2091	or return;	2142	or return;
2092		2143
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2144	$self->post_load_original
2094	if delete $self->{load_original};	2145	if delete $self->{load_original};
2095		2146
2096	if (my $uniq = $self->uniq_path) {	2147	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2148	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2149	unless (aio_stat $uniq) {
…		…
2116	unless ($self->{deny_activate}) {	2167	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2168	$self->decay_objects;
2118	$self->fix_auto_apply;	2169	$self->fix_auto_apply;
2119	$self->update_buttons;	2170	$self->update_buttons;
2120	cf::cede_to_tick;	2171	cf::cede_to_tick;
2121	$self->set_darkness_map;
2122	cf::cede_to_tick;
2123	$self->activate;	2172	$self->activate;
2124	}	2173	}
2125		2174
2126	$self->{last_save} = $cf::RUNTIME;	2175	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2176	$self->last_access ($cf::RUNTIME);
2128		2177
2129	$self->in_memory (cf::MAP_ACTIVE);	2178	$self->in_memory (cf::MAP_ACTIVE);
2130	}	2179	}
2131		2180
2132	$self->post_load;	2181	$self->post_load;
2133	}
2134		2182
		2183	1
		2184	}
		2185
		2186	# customize the map for a given player, i.e.
		2187	# return the _real_ map. used by e.g. per-player
		2188	# maps to change the path to ~playername/mappath
2135	sub customise_for {	2189	sub customise_for {
2136	my ($self, $ob) = @_;	2190	my ($self, $ob) = @_;
2137		2191
2138	return find "~" . $ob->name . "/" . $self->{path}	2192	return find "~" . $ob->name . "/" . $self->{path}
2139	if $self->per_player;	2193	if $self->per_player;
…		…
2155	or next;	2209	or next;
2156	$neigh = find $neigh, $map	2210	$neigh = find $neigh, $map
2157	or next;	2211	or next;
2158	$neigh->load;	2212	$neigh->load;
2159		2213
		2214	# now find the diagonal neighbours
2160	push @neigh,	2215	push @neigh,
2161	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2216	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2162	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2217	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2163	}	2218	}
2164		2219
…		…
2171	}	2226	}
2172		2227
2173	sub find_sync {	2228	sub find_sync {
2174	my ($path, $origin) = @_;	2229	my ($path, $origin) = @_;
2175		2230
2176	cf::sync_job { find $path, $origin }	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2232	if $Coro::current == $Coro::main;
		2233
		2234	find $path, $origin
2177	}	2235	}
2178		2236
2179	sub do_load_sync {	2237	sub do_load_sync {
2180	my ($map) = @_;	2238	my ($map) = @_;
2181		2239
2182	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2183	if $Coro::current == $Coro::main;	2241	if $Coro::current == $Coro::main;
2184		2242
2185	cf::sync_job { $map->load };	2243	$map->load;
2186	}	2244	}
2187		2245
2188	our %MAP_PREFETCH;	2246	our %MAP_PREFETCH;
2189	our $MAP_PREFETCHER = undef;	2247	our $MAP_PREFETCHER = undef;
2190		2248
…		…
2216	$MAP_PREFETCHER->prio (6);	2274	$MAP_PREFETCHER->prio (6);
2217		2275
2218	()	2276	()
2219	}	2277	}
2220		2278
		2279	# common code, used by both ->save and ->swapout
2221	sub save {	2280	sub _save {
2222	my ($self) = @_;	2281	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225		2282
2226	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2227		2284
2228	return unless $self->dirty;	2285	return unless $self->dirty;
2229		2286
…		…
2249	} else {	2306	} else {
2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2307	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2251	}	2308	}
2252	}	2309	}
2253		2310
		2311	sub save {
		2312	my ($self) = @_;
		2313
		2314	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2315
		2316	$self->_save;
		2317	}
		2318
2254	sub swap_out {	2319	sub swap_out {
2255	my ($self) = @_;	2320	my ($self) = @_;
2256		2321
2257	# save first because save cedes
2258	$self->save;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261		2323
2262	return if $self->players;
2263	return if $self->in_memory != cf::MAP_ACTIVE;	2324	return if $self->in_memory != cf::MAP_ACTIVE;
2264	return if $self->{deny_save};	2325	return if $self->{deny_save};
		2326	return if $self->players;
2265		2327
		2328	# first deactivate the map and "unlink" it from the core
		2329	$self->deactivate;
		2330	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->in_memory (cf::MAP_SWAPPED);	2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# then atomically save
		2334	$self->_save;
		2335
		2336	# then free the map
		2337	$self->clear;
		2338	}
		2339
		2340	sub reset_at {
		2341	my ($self) = @_;
		2342
		2343	# TODO: safety, remove and allow resettable per-player maps
		2344	return 1e99 if $self->{deny_reset};
		2345
		2346	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2347	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2348
		2349	$time + $to
		2350	}
		2351
		2352	sub should_reset {
		2353	my ($self) = @_;
		2354
		2355	$self->reset_at <= $cf::RUNTIME
		2356	}
		2357
		2358	sub reset {
		2359	my ($self) = @_;
		2360
		2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2362
		2363	return if $self->players;
		2364
		2365	cf::trace "resetting map ", $self->path, "\n";
		2366
		2367	$self->in_memory (cf::MAP_SWAPPED);
		2368
		2369	# need to save uniques path
		2370	unless ($self->{deny_save}) {
		2371	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2372
		2373	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2374	if $uniq;
		2375	}
		2376
		2377	delete $cf::MAP{$self->path};
2267		2378
2268	$self->deactivate;	2379	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;	2380	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;	2381	$self->clear;
2271	}
2272
2273	sub reset_at {
2274	my ($self) = @_;
2275
2276	# TODO: safety, remove and allow resettable per-player maps
2277	return 1e99 if $self->{deny_reset};
2278
2279	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2280	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2281
2282	$time + $to
2283	}
2284
2285	sub should_reset {
2286	my ($self) = @_;
2287
2288	$self->reset_at <= $cf::RUNTIME
2289	}
2290
2291	sub reset {
2292	my ($self) = @_;
2293
2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2295
2296	return if $self->players;
2297
2298	warn "resetting map ", $self->path;
2299
2300	$self->in_memory (cf::MAP_SWAPPED);
2301
2302	# need to save uniques path
2303	unless ($self->{deny_save}) {
2304	my $uniq = $self->uniq_path; utf8::encode $uniq;
2305
2306	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2307	if $uniq;
2308	}
2309
2310	delete $cf::MAP{$self->path};
2311
2312	$self->deactivate;
2313	$_->clear_links_to ($self) for values %cf::MAP;
2314	$self->clear;
2315		2382
2316	$self->unlink_save;	2383	$self->unlink_save;
2317	$self->destroy;	2384	$self->destroy;
2318	}	2385	}
2319		2386
…		…
2327		2394
2328	delete $cf::MAP{$self->path};	2395	delete $cf::MAP{$self->path};
2329		2396
2330	$self->unlink_save;	2397	$self->unlink_save;
2331		2398
2332	bless $self, "cf::map";	2399	bless $self, "cf::map::wrap";
2333	delete $self->{deny_reset};	2400	delete $self->{deny_reset};
2334	$self->{deny_save} = 1;	2401	$self->{deny_save} = 1;
2335	$self->reset_timeout (1);	2402	$self->reset_timeout (1);
2336	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2403	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2337		2404
…		…
2394	: normalise $_	2461	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2462	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2463	]
2397	}	2464	}
2398		2465
		2466	=item cf::map::static_maps
		2467
		2468	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2469	file in the shared directory excluding F</styles> and F</editor>). May
		2470	block.
		2471
		2472	=cut
		2473
		2474	sub static_maps() {
		2475	my @dirs = "";
		2476	my @maps;
		2477
		2478	while (@dirs) {
		2479	my $dir = shift @dirs;
		2480
		2481	next if $dir eq "/styles" || $dir eq "/editor";
		2482
		2483	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2484	or return;
		2485
		2486	for (@$files) {
		2487	s/\.map$// or next;
		2488	utf8::decode $_;
		2489	push @maps, "$dir/$_";
		2490	}
		2491
		2492	push @dirs, map "$dir/$_", @$dirs;
		2493	}
		2494
		2495	\@maps
		2496	}
		2497
2399	=back	2498	=back
2400		2499
2401	=head3 cf::object	2500	=head3 cf::object
2402		2501
2403	=cut	2502	=cut
…		…
2468		2567
2469	our $SAY_CHANNEL = {	2568	our $SAY_CHANNEL = {
2470	id => "say",	2569	id => "say",
2471	title => "Map",	2570	title => "Map",
2472	reply => "say ",	2571	reply => "say ",
2473	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2572	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2474	};	2573	};
2475		2574
2476	our $CHAT_CHANNEL = {	2575	our $CHAT_CHANNEL = {
2477	id => "chat",	2576	id => "chat",
2478	title => "Chat",	2577	title => "Chat",
…		…
2533		2632
2534	=item $player_object->enter_link	2633	=item $player_object->enter_link
2535		2634
2536	Freezes the player and moves him/her to a special map (C<{link}>).	2635	Freezes the player and moves him/her to a special map (C<{link}>).
2537		2636
2538	The player should be reasonably safe there for short amounts of time. You	2637	The player should be reasonably safe there for short amounts of time (e.g.
2539	I<MUST> call C<leave_link> as soon as possible, though.	2638	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2639	though, as the player cannot control the character while it is on the link
		2640	map.
2540		2641
2541	Will never block.	2642	Will never block.
2542		2643
2543	=item $player_object->leave_link ($map, $x, $y)	2644	=item $player_object->leave_link ($map, $x, $y)
2544		2645
…		…
2564	sub cf::object::player::enter_link {	2665	sub cf::object::player::enter_link {
2565	my ($self) = @_;	2666	my ($self) = @_;
2566		2667
2567	$self->deactivate_recursive;	2668	$self->deactivate_recursive;
2568		2669
		2670	++$self->{_link_recursion};
		2671
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2672	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2673
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2674	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2675	if $self->map && $self->map->{path} ne "{link}";
2573		2676
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2677	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2678	}
2576		2679
2577	sub cf::object::player::leave_link {	2680	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2681	my ($self, $map, $x, $y) = @_;
2579		2682
…		…
2596	($x, $y) = (-1, -1)	2699	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2700	unless (defined $x) && (defined $y);
2598		2701
2599	# use -1 or undef as default coordinates, not 0, 0	2702	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2703	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2704	if $x <= 0 && $y <= 0;
2602		2705
2603	$map->load;	2706	$map->load;
2604	$map->load_neighbours;	2707	$map->load_neighbours;
2605		2708
2606	return unless $self->contr->active;	2709	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2710
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2711	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2712	if ($self->enter_map ($map, $x, $y)) {
2611	}	2713	# entering was successful
		2714	delete $self->{_link_recursion};
		2715	# only activate afterwards, to support waiting in hooks
		2716	$self->activate_recursive;
		2717	}
2612		2718
		2719	}
		2720
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2721	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2614		2722
2615	Moves the player to the given map-path and coordinates by first freezing	2723	Moves the player to the given map-path and coordinates by first freezing
2616	her, loading and preparing them map, calling the provided $check callback	2724	her, loading and preparing them map, calling the provided $check callback
2617	that has to return the map if sucecssful, and then unfreezes the player on	2725	that has to return the map if sucecssful, and then unfreezes the player on
2618	the new (success) or old (failed) map position. In either case, $done will	2726	the new (success) or old (failed) map position. In either case, $done will
2619	be called at the end of this process.	2727	be called at the end of this process.
2620		2728
		2729	Note that $check will be called with a potentially non-loaded map, so if
		2730	it needs a loaded map it has to call C<< ->load >>.
		2731
2621	=cut	2732	=cut
2622		2733
2623	our $GOTOGEN;	2734	our $GOTOGEN;
2624		2735
2625	sub cf::object::player::goto {	2736	sub cf::object::player::goto {
2626	my ($self, $path, $x, $y, $check, $done) = @_;	2737	my ($self, $path, $x, $y, $check, $done) = @_;
		2738
		2739	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2740	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2741	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2742	($path, $x, $y) = @$EMERGENCY_POSITION;
		2743	}
2627		2744
2628	# do generation counting so two concurrent goto's will be executed in-order	2745	# do generation counting so two concurrent goto's will be executed in-order
2629	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2746	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2630		2747
2631	$self->enter_link;	2748	$self->enter_link;
…		…
2655	my $map = eval {	2772	my $map = eval {
2656	my $map = defined $path ? cf::map::find $path : undef;	2773	my $map = defined $path ? cf::map::find $path : undef;
2657		2774
2658	if ($map) {	2775	if ($map) {
2659	$map = $map->customise_for ($self);	2776	$map = $map->customise_for ($self);
2660	$map = $check->($map) if $check && $map;	2777	$map = $check->($map, $x, $y, $self) if $check && $map;
2661	} else {	2778	} else {
2662	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2779	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2663	}	2780	}
2664		2781
2665	$map	2782	$map
…		…
2673	if ($gen == $self->{_goto_generation}) {	2790	if ($gen == $self->{_goto_generation}) {
2674	delete $self->{_goto_generation};	2791	delete $self->{_goto_generation};
2675	$self->leave_link ($map, $x, $y);	2792	$self->leave_link ($map, $x, $y);
2676	}	2793	}
2677		2794
2678	$done->() if $done;	2795	$done->($self) if $done;
2679	})->prio (1);	2796	})->prio (1);
2680	}	2797	}
2681		2798
2682	=item $player_object->enter_exit ($exit_object)	2799	=item $player_object->enter_exit ($exit_object)
2683		2800
…		…
2771	$self->contr->savebed ($map, $x, $y)	2888	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2889	if $exit->flag (cf::FLAG_DAMNED);
2773		2890
2774	1	2891	1
2775	}) {	2892	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2893	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "I'll try to bring you back to the map you were before. "	2894	. "I'll try to bring you back to the map you were before. "
2778	. "Please report this to the dungeon master!",	2895	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2896	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2897
2781	warn "ERROR in enter_exit: $@";	2898	error "ERROR in enter_exit: $@";
2782	$self->leave_link;	2899	$self->leave_link;
2783	}	2900	}
2784	})->prio (1);	2901	})->prio (1);
2785	}	2902	}
2786		2903
…		…
2798	sub cf::client::send_drawinfo {	2915	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2916	my ($self, $text, $flags) = @_;
2800		2917
2801	utf8::encode $text;	2918	utf8::encode $text;
2802	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2919	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2920	}
		2921
		2922	=item $client->send_big_packet ($pkt)
		2923
		2924	Like C<send_packet>, but tries to compress large packets, and fragments
		2925	them as required.
		2926
		2927	=cut
		2928
		2929	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2930
		2931	sub cf::client::send_big_packet {
		2932	my ($self, $pkt) = @_;
		2933
		2934	# try lzf for large packets
		2935	$pkt = "lzf " . Compress::LZF::compress $pkt
		2936	if 1024 <= length $pkt and $self->{can_lzf};
		2937
		2938	# split very large packets
		2939	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2940	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2941	$pkt = "frag";
		2942	}
		2943
		2944	$self->send_packet ($pkt);
2803	}	2945	}
2804		2946
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	2947	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		2948
2807	Send a drawinfo or msg packet to the client, formatting the msg for the	2949	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2811		2953
2812	=cut	2954	=cut
2813		2955
2814	# non-persistent channels (usually the info channel)	2956	# non-persistent channels (usually the info channel)
2815	our %CHANNEL = (	2957	our %CHANNEL = (
		2958	"c/motd" => {
		2959	id => "infobox",
		2960	title => "MOTD",
		2961	reply => undef,
		2962	tooltip => "The message of the day",
		2963	},
2816	"c/identify" => {	2964	"c/identify" => {
2817	id => "infobox",	2965	id => "infobox",
2818	title => "Identify",	2966	title => "Identify",
2819	reply => undef,	2967	reply => undef,
2820	tooltip => "Items recently identified",	2968	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	2970	"c/examine" => {
2823	id => "infobox",	2971	id => "infobox",
2824	title => "Examine",	2972	title => "Examine",
2825	reply => undef,	2973	reply => undef,
2826	tooltip => "Signs and other items you examined",	2974	tooltip => "Signs and other items you examined",
		2975	},
		2976	"c/shopinfo" => {
		2977	id => "infobox",
		2978	title => "Shop Info",
		2979	reply => undef,
		2980	tooltip => "What your bargaining skill tells you about the shop",
2827	},	2981	},
2828	"c/book" => {	2982	"c/book" => {
2829	id => "infobox",	2983	id => "infobox",
2830	title => "Book",	2984	title => "Book",
2831	reply => undef,	2985	reply => undef,
…		…
2847	id => "infobox",	3001	id => "infobox",
2848	title => "Body Parts",	3002	title => "Body Parts",
2849	reply => undef,	3003	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	3004	tooltip => "Shows which body parts you posess and are available",
2851	},	3005	},
		3006	"c/statistics" => {
		3007	id => "infobox",
		3008	title => "Statistics",
		3009	reply => undef,
		3010	tooltip => "Shows your primary statistics",
		3011	},
		3012	"c/skills" => {
		3013	id => "infobox",
		3014	title => "Skills",
		3015	reply => undef,
		3016	tooltip => "Shows your experience per skill and item power",
		3017	},
		3018	"c/shopitems" => {
		3019	id => "infobox",
		3020	title => "Shop Items",
		3021	reply => undef,
		3022	tooltip => "Shows the items currently for sale in this shop",
		3023	},
		3024	"c/resistances" => {
		3025	id => "infobox",
		3026	title => "Resistances",
		3027	reply => undef,
		3028	tooltip => "Shows your resistances",
		3029	},
		3030	"c/pets" => {
		3031	id => "infobox",
		3032	title => "Pets",
		3033	reply => undef,
		3034	tooltip => "Shows information abotu your pets/a specific pet",
		3035	},
		3036	"c/perceiveself" => {
		3037	id => "infobox",
		3038	title => "Perceive Self",
		3039	reply => undef,
		3040	tooltip => "You gained detailed knowledge about yourself",
		3041	},
2852	"c/uptime" => {	3042	"c/uptime" => {
2853	id => "infobox",	3043	id => "infobox",
2854	title => "Uptime",	3044	title => "Uptime",
2855	reply => undef,	3045	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	3046	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	3055	id => "party",
2866	title => "Party",	3056	title => "Party",
2867	reply => "gsay ",	3057	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	3058	tooltip => "Messages and chat related to your party",
2869	},	3059	},
		3060	"c/death" => {
		3061	id => "death",
		3062	title => "Death",
		3063	reply => undef,
		3064	tooltip => "Reason for and more info about your most recent death",
		3065	},
		3066	"c/say" => $SAY_CHANNEL,
		3067	"c/chat" => $CHAT_CHANNEL,
2870	);	3068	);
2871		3069
2872	sub cf::client::send_msg {	3070	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	3071	my ($self, $channel, $msg, $color, @extra) = @_;
2874		3072
2875	$msg = $self->pl->expand_cfpod ($msg);	3073	$msg = $self->pl->expand_cfpod ($msg)
		3074	unless $color & cf::NDI_VERBATIM;
2876		3075
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	3076	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		3077
2879	# check predefined channels, for the benefit of C	3078	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	3079	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	3080	$channel = $CHANNEL{$channel};
2882		3081
2883	$self->ext_msg (channel_info => $channel)	3082	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	3083	$channel = $channel->{id};
2887		3084
2888	} elsif (ref $channel) {	3085	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	3086	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	3087	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	3088	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	3090	}
2895		3091
2896	$channel = $channel->{id};	3092	$channel = $channel->{id};
2897	}	3093	}
2898		3094
2899	return unless @extra || length $msg;	3095	return unless @extra || length $msg;
2900		3096
2901	if ($self->can_msg) {
2902	# default colour, mask it out	3097	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3098	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	3099	if $color & cf::NDI_DEF;
2905		3100
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	3101	my $pkt = "msg "
		3102	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3103	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	3104	);
2909	if ($color >= 0) {
2910	# replace some tags by gcfclient-compatible ones
2911	for ($msg) {
2912	1 while
2913	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2914	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2915	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2916	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2917	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2918	}
2919		3105
2920	$color &= cf::NDI_COLOR_MASK;	3106	$self->send_big_packet ($pkt);
2921
2922	utf8::encode $msg;
2923
2924	if (0 && $msg =~ /\[/) {
2925	# COMMAND/INFO
2926	$self->send_packet ("drawextinfo $color 10 8 $msg")
2927	} else {
2928	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2929	$self->send_packet ("drawinfo $color $msg")
2930	}
2931	}
2932	}
2933	}	3107	}
2934		3108
2935	=item $client->ext_msg ($type, @msg)	3109	=item $client->ext_msg ($type, @msg)
2936		3110
2937	Sends an ext event to the client.	3111	Sends an ext event to the client.
…		…
2940		3114
2941	sub cf::client::ext_msg($$@) {	3115	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	3116	my ($self, $type, @msg) = @_;
2943		3117
2944	if ($self->extcmd == 2) {	3118	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	3120	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	3121	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3122	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	3123	}
2950	}	3124	}
2951		3125
2952	=item $client->ext_reply ($msgid, @msg)	3126	=item $client->ext_reply ($msgid, @msg)
2953		3127
…		…
2957		3131
2958	sub cf::client::ext_reply($$@) {	3132	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3133	my ($self, $id, @msg) = @_;
2960		3134
2961	if ($self->extcmd == 2) {	3135	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3137	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3138	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3139	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3140	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3141	}
2968	}	3142	}
2969		3143
2970	=item $success = $client->query ($flags, "text", \&cb)	3144	=item $success = $client->query ($flags, "text", \&cb)
2971		3145
…		…
3042		3216
3043	$ns->ext_reply ($reply, @reply)	3217	$ns->ext_reply ($reply, @reply)
3044	if $reply;	3218	if $reply;
3045		3219
3046	} else {	3220	} else {
3047	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3221	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3048	}	3222	}
3049		3223
3050	cf::override;	3224	cf::override;
3051	},	3225	},
3052	);	3226	);
…		…
3072		3246
3073	$coro	3247	$coro
3074	}	3248	}
3075		3249
3076	cf::client->attach (	3250	cf::client->attach (
3077	on_destroy => sub {	3251	on_client_destroy => sub {
3078	my ($ns) = @_;	3252	my ($ns) = @_;
3079		3253
3080	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3254	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3081	},	3255	},
3082	);	3256	);
…		…
3098	our $safe_hole = new Safe::Hole;	3272	our $safe_hole = new Safe::Hole;
3099		3273
3100	$SIG{FPE} = 'IGNORE';	3274	$SIG{FPE} = 'IGNORE';
3101		3275
3102	$safe->permit_only (Opcode::opset qw(	3276	$safe->permit_only (Opcode::opset qw(
3103	:base_core :base_mem :base_orig :base_math	3277	:base_core :base_mem :base_orig :base_math :base_loop
3104	grepstart grepwhile mapstart mapwhile	3278	grepstart grepwhile mapstart mapwhile
3105	sort time	3279	sort time
3106	));	3280	));
3107		3281
3108	# here we export the classes and methods available to script code	3282	# here we export the classes and methods available to script code
…		…
3112	The following functions and methods are available within a safe environment:	3286	The following functions and methods are available within a safe environment:
3113		3287
3114	cf::object	3288	cf::object
3115	contr pay_amount pay_player map x y force_find force_add destroy	3289	contr pay_amount pay_player map x y force_find force_add destroy
3116	insert remove name archname title slaying race decrease split	3290	insert remove name archname title slaying race decrease split
		3291	value
3117		3292
3118	cf::object::player	3293	cf::object::player
3119	player	3294	player
3120		3295
3121	cf::player	3296	cf::player
…		…
3127	=cut	3302	=cut
3128		3303
3129	for (	3304	for (
3130	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3305	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3131	insert remove inv nrof name archname title slaying race	3306	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3307	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3308	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3309	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3310	["cf::map" => qw(trigger)],
3136	) {	3311	) {
3137	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3312	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3313	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3140	for @funs;	3314	for @funs;
3141	}	3315	}
3142		3316
…		…
3157		3331
3158	my $qcode = $code;	3332	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3333	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3334	$qcode =~ s/\n/\\n/g;
3161		3335
		3336	%vars = (_dummy => 0) unless %vars;
		3337
		3338	my @res;
3162	local $_;	3339	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;
3164		3340
3165	my $eval =	3341	my $eval =
3166	"do {\n"	3342	"do {\n"
3167	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3343	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3168	. "#line 0 \"{$qcode}\"\n"	3344	. "#line 0 \"{$qcode}\"\n"
3169	. $code	3345	. $code
3170	. "\n}"	3346	. "\n}"
3171	;	3347	;
3172		3348
		3349	if ($CFG{safe_eval}) {
3173	sub_generation_inc;	3350	sub_generation_inc;
		3351	local @safe::cf::_safe_eval_args = values %vars;
3174	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3352	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3175	sub_generation_inc;	3353	sub_generation_inc;
		3354	} else {
		3355	local @cf::_safe_eval_args = values %vars;
		3356	@res = wantarray ? eval eval : scalar eval $eval;
		3357	}
3176		3358
3177	if ($@) {	3359	if ($@) {
3178	warn "$@";	3360	warn "$@",
3179	warn "while executing safe code '$code'\n";	3361	"while executing safe code '$code'\n",
3180	warn "with arguments " . (join " ", %vars) . "\n";	3362	"with arguments " . (join " ", %vars) . "\n";
3181	}	3363	}
3182		3364
3183	wantarray ? @res : $res[0]	3365	wantarray ? @res : $res[0]
3184	}	3366	}
3185		3367
…		…
3199	=cut	3381	=cut
3200		3382
3201	sub register_script_function {	3383	sub register_script_function {
3202	my ($fun, $cb) = @_;	3384	my ($fun, $cb) = @_;
3203		3385
3204	no strict 'refs';	3386	$fun = "safe::$fun" if $CFG{safe_eval};
3205	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3387	*$fun = $safe_hole->wrap ($cb);
3206	}	3388	}
3207		3389
3208	=back	3390	=back
3209		3391
3210	=cut	3392	=cut
…		…
3219	# for this (global event?)	3401	# for this (global event?)
3220	%ext::player_env::MUSIC_FACE_CACHE = ();	3402	%ext::player_env::MUSIC_FACE_CACHE = ();
3221		3403
3222	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3404	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3223		3405
3224	warn "loading facedata from $path\n";	3406	trace "loading facedata from $path\n";
3225		3407
3226	my $facedata;
3227	0 < aio_load $path, $facedata	3408	0 < aio_load $path, my $facedata
3228	or die "$path: $!";	3409	or die "$path: $!";
3229		3410
3230	$facedata = Coro::Storable::thaw $facedata;	3411	$facedata = Coro::Storable::thaw $facedata;
3231		3412
3232	$facedata->{version} == 2	3413	$facedata->{version} == 2
3233	or cf::cleanup "$path: version mismatch, cannot proceed.";	3414	or cf::cleanup "$path: version mismatch, cannot proceed.";
3234		3415
3235	# patch in the exptable	3416	# patch in the exptable
		3417	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3236	$facedata->{resource}{"res/exp_table"} = {	3418	$facedata->{resource}{"res/exp_table"} = {
3237	type => FT_RSRC,	3419	type => FT_RSRC,
3238	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3420	data => $exp_table,
		3421	hash => (Digest::MD5::md5 $exp_table),
3239	};	3422	};
3240	cf::cede_to_tick;	3423	cf::cede_to_tick;
3241		3424
3242	{	3425	{
3243	my $faces = $facedata->{faceinfo};	3426	my $faces = $facedata->{faceinfo};
…		…
3245	while (my ($face, $info) = each %$faces) {	3428	while (my ($face, $info) = each %$faces) {
3246	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3429	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3247		3430
3248	cf::face::set_visibility $idx, $info->{visibility};	3431	cf::face::set_visibility $idx, $info->{visibility};
3249	cf::face::set_magicmap $idx, $info->{magicmap};	3432	cf::face::set_magicmap $idx, $info->{magicmap};
3250	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3433	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3251	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3434	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3252		3435
3253	cf::cede_to_tick;	3436	cf::cede_to_tick;
3254	}	3437	}
3255		3438
3256	while (my ($face, $info) = each %$faces) {	3439	while (my ($face, $info) = each %$faces) {
…		…
3261		3444
3262	if (my $smooth = cf::face::find $info->{smooth}) {	3445	if (my $smooth = cf::face::find $info->{smooth}) {
3263	cf::face::set_smooth $idx, $smooth;	3446	cf::face::set_smooth $idx, $smooth;
3264	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3447	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3265	} else {	3448	} else {
3266	warn "smooth face '$info->{smooth}' not found for face '$face'";	3449	error "smooth face '$info->{smooth}' not found for face '$face'";
3267	}	3450	}
3268		3451
3269	cf::cede_to_tick;	3452	cf::cede_to_tick;
3270	}	3453	}
3271	}	3454	}
…		…
3280		3463
3281	cf::anim::invalidate_all; # d'oh	3464	cf::anim::invalidate_all; # d'oh
3282	}	3465	}
3283		3466
3284	{	3467	{
3285	# TODO: for gcfclient pleasure, we should give resources
3286	# that gcfclient doesn't grok a >10000 face index.
3287	my $res = $facedata->{resource};	3468	my $res = $facedata->{resource};
3288		3469
3289	while (my ($name, $info) = each %$res) {	3470	while (my ($name, $info) = each %$res) {
3290	if (defined $info->{type}) {	3471	if (defined $info->{type}) {
3291	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3472	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3292	my $data;
3293		3473
3294	if ($info->{type} & 1) {	3474	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3295	# prepend meta info
3296
3297	my $meta = $enc->encode ({
3298	name => $name,
3299	%{ $info->{meta} || {} },
3300	});
3301
3302	$data = pack "(w/a*)*", $meta, $info->{data};
3303	} else {
3304	$data = $info->{data};
3305	}
3306
3307	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3308	cf::face::set_type $idx, $info->{type};	3475	cf::face::set_type $idx, $info->{type};
3309	} else {	3476	} else {
3310	$RESOURCE{$name} = $info;	3477	$RESOURCE{$name} = $info; # unused
3311	}	3478	}
3312		3479
3313	cf::cede_to_tick;	3480	cf::cede_to_tick;
3314	}	3481	}
3315	}	3482	}
3316		3483
3317	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3484	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3318		3485
3319	1	3486	1
3320	}	3487	}
3321
3322	cf::global->attach (on_resource_update => sub {
3323	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3324	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3325
3326	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3327	my $sound = $soundconf->{compat}[$_]
3328	or next;
3329
3330	my $face = cf::face::find "sound/$sound->[1]";
3331	cf::sound::set $sound->[0] => $face;
3332	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3333	}
3334
3335	while (my ($k, $v) = each %{$soundconf->{event}}) {
3336	my $face = cf::face::find "sound/$v";
3337	cf::sound::set $k => $face;
3338	}
3339	}
3340	});
3341		3488
3342	register_exticmd fx_want => sub {	3489	register_exticmd fx_want => sub {
3343	my ($ns, $want) = @_;	3490	my ($ns, $want) = @_;
3344		3491
3345	while (my ($k, $v) = each %$want) {	3492	while (my ($k, $v) = each %$want) {
…		…
3384	sub reload_treasures {	3531	sub reload_treasures {
3385	load_resource_file "$DATADIR/treasures"	3532	load_resource_file "$DATADIR/treasures"
3386	or die "unable to load treasurelists\n";	3533	or die "unable to load treasurelists\n";
3387	}	3534	}
3388		3535
		3536	sub reload_sound {
		3537	trace "loading sound config from $DATADIR/sound\n";
		3538
		3539	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3540	or die "$DATADIR/sound $!";
		3541
		3542	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3543
		3544	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3545	my $sound = $soundconf->{compat}[$_]
		3546	or next;
		3547
		3548	my $face = cf::face::find "sound/$sound->[1]";
		3549	cf::sound::set $sound->[0] => $face;
		3550	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3551	}
		3552
		3553	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3554	my $face = cf::face::find "sound/$v";
		3555	cf::sound::set $k => $face;
		3556	}
		3557	}
		3558
3389	sub reload_resources {	3559	sub reload_resources {
3390	warn "reloading resource files...\n";	3560	trace "reloading resource files...\n";
3391		3561
		3562	reload_exp_table;
		3563	reload_materials;
3392	reload_facedata;	3564	reload_facedata;
		3565	reload_sound;
3393	reload_archetypes;	3566	reload_archetypes;
3394	reload_regions;	3567	reload_regions;
3395	reload_treasures;	3568	reload_treasures;
3396		3569
3397	warn "finished reloading resource files\n";	3570	trace "finished reloading resource files\n";
3398	}
3399
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}	3571	}
3405		3572
3406	sub reload_config {	3573	sub reload_config {
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3574	trace "reloading config file...\n";
3408	or return;
3409		3575
3410	local $/;	3576	0 < aio_load "$CONFDIR/config", my $config
3411	*CFG = YAML::Load <$fh>;	3577	or die "$CONFDIR/config: $!";
3412		3578
		3579	utf8::decode $config;
		3580	*CFG = yaml_load $config;
		3581
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3582	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3583
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3584	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3585	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3586
3418	if (exists $CFG{mlockall}) {	3587	if (exists $CFG{mlockall}) {
…		…
3422	};	3591	};
3423	warn $@ if $@;	3592	warn $@ if $@;
3424	}	3593	}
3425	}	3594	}
3426		3595
		3596	sub pidfile() {
		3597	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3598	or die "$PIDFILE: $!";
		3599	flock $fh, &Fcntl::LOCK_EX
		3600	or die "$PIDFILE: flock: $!";
		3601	$fh
		3602	}
		3603
		3604	# make sure only one server instance is running at any one time
		3605	sub atomic {
		3606	my $fh = pidfile;
		3607
		3608	my $pid = <$fh>;
		3609	kill 9, $pid if $pid > 0;
		3610
		3611	seek $fh, 0, 0;
		3612	print $fh $$;
		3613	}
		3614
		3615	sub main_loop {
		3616	trace "EV::loop starting\n";
		3617	if (1) {
		3618	EV::loop;
		3619	}
		3620	trace "EV::loop returned\n";
		3621	goto &main_loop unless $REALLY_UNLOOP;
		3622	}
		3623
3427	sub main {	3624	sub main {
		3625	cf::init_globals; # initialise logging
		3626
		3627	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3628	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3629	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3630	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3631
		3632	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3633
3428	# we must not ever block the main coroutine	3634	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3635	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3636	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3637	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3638	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3639	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3640	})->prio (Coro::PRIO_MAX);
3435	};	3641	};
3436		3642
3437	{	3643	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3644
		3645	cf::sync_job {
		3646	cf::incloader::init ();
		3647
		3648	cf::init_anim;
		3649	cf::init_attackmess;
		3650	cf::init_dynamic;
		3651
		3652	cf::load_settings;
		3653
		3654	reload_resources;
3439	reload_config;	3655	reload_config;
3440	db_init;	3656	db_init;
		3657
		3658	cf::init_uuid;
		3659	cf::init_signals;
		3660	cf::init_skills;
		3661
		3662	cf::init_beforeplay;
		3663
		3664	atomic;
		3665
3441	load_extensions;	3666	load_extensions;
3442		3667
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3668	utime time, time, $RUNTIMEFILE;
		3669
		3670	# no (long-running) fork's whatsoever before this point(!)
		3671	use POSIX ();
		3672	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3673
		3674	cf::_post_init 0;
3444	}	3675	};
3445		3676
3446	EV::loop;	3677	cf::object::thawer::errors_are_fatal 0;
		3678	info "parse errors in files are no longer fatal from this point on.\n";
		3679
		3680	my $free_main; $free_main = EV::idle sub {
		3681	undef $free_main;
		3682	undef &main; # free gobs of memory :)
		3683	};
		3684
		3685	goto &main_loop;
3447	}	3686	}
3448		3687
3449	#############################################################################	3688	#############################################################################
3450	# initialisation and cleanup	3689	# initialisation and cleanup
3451		3690
3452	# install some emergency cleanup handlers	3691	# install some emergency cleanup handlers
3453	BEGIN {	3692	BEGIN {
3454	our %SIGWATCHER = ();	3693	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3694	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3695	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3696	cf::cleanup "SIG$signal";
3458	};	3697	};
3459	}	3698	}
3460	}	3699	}
3461		3700
3462	sub write_runtime_sync {	3701	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3702	my $t0 = AE::time;
3464		3703
3465	# first touch the runtime file to show we are still running:	3704	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3705	# the fsync below can take a very very long time.
3467		3706
3468	IO::AIO::aio_utime $runtime, undef, undef;	3707	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3708
3470	my $guard = cf::lock_acquire "write_runtime";	3709	my $guard = cf::lock_acquire "write_runtime";
3471		3710
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3711	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3712	or return;
3474		3713
3475	my $value = $cf::RUNTIME + 90 + 10;	3714	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3715	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3716	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3726	aio_utime $fh, undef, undef;
3488		3727
3489	close $fh	3728	close $fh
3490	or return;	3729	or return;
3491		3730
3492	aio_rename "$runtime~", $runtime	3731	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3732	and return;
3494		3733
3495	warn "runtime file written.\n";	3734	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3735
3497	1	3736	1
3498	}	3737	}
3499		3738
3500	our $uuid_lock;	3739	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3748	my $uuid = "$LOCALDIR/uuid";
3510		3749
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3750	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3751	or return;
3513		3752
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3753	my $value = uuid_seq uuid_cur;
		3754
		3755	unless ($value) {
		3756	info "cowardly refusing to write zero uuid value!\n";
		3757	return;
		3758	}
		3759
		3760	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3761	$uuid_skip = 0;
3516		3762
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3763	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3764	and return;
3519		3765
…		…
3525	or return;	3771	or return;
3526		3772
3527	aio_rename "$uuid~", $uuid	3773	aio_rename "$uuid~", $uuid
3528	and return;	3774	and return;
3529		3775
3530	warn "uuid file written ($value).\n";	3776	trace "uuid file written ($value).\n";
3531		3777
3532	1	3778	1
3533		3779
3534	}	3780	}
3535		3781
…		…
3541	}	3787	}
3542		3788
3543	sub emergency_save() {	3789	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3790	my $freeze_guard = cf::freeze_mainloop;
3545		3791
3546	warn "enter emergency perl save\n";	3792	info "emergency_perl_save: enter\n";
		3793
		3794	# this is a trade-off: we want to be very quick here, so
		3795	# save all maps without fsync, and later call a global sync
		3796	# (which in turn might be very very slow)
		3797	local $USE_FSYNC = 0;
3547		3798
3548	cf::sync_job {	3799	cf::sync_job {
		3800	cf::write_runtime_sync; # external watchdog should not bark
		3801
3549	# use a peculiar iteration method to avoid tripping on perl	3802	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3803	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3804	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3805	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3806	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3807	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3808	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3809	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3810	$pl->save;
3558	}	3811	}
3559	warn "end emergency player save\n";	3812	info "emergency_perl_save: end player save\n";
3560		3813
3561	warn "begin emergency map save\n";	3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3817	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3818	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3819	$map->valid or next;
3565	$map->save;	3820	$map->save;
3566	}	3821	}
3567	warn "end emergency map save\n";	3822	info "emergency_perl_save: end map save\n";
3568		3823
3569	warn "begin emergency database checkpoint\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3827	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3828	info "emergency_perl_save: end database checkpoint\n";
3572		3829
3573	warn "begin write uuid\n";	3830	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3831	write_uuid_sync 1;
3575	warn "end write uuid\n";	3832	info "emergency_perl_save: end write uuid\n";
		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	trace "emergency_perl_save: syncing database to disk";
		3837	BDB::db_env_txn_checkpoint $DB_ENV;
		3838
		3839	info "emergency_perl_save: starting sync\n";
		3840	IO::AIO::aio_sync sub {
		3841	info "emergency_perl_save: finished sync\n";
		3842	};
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: flushing outstanding aio requests";
		3847	while (IO::AIO::nreqs || BDB::nreqs) {
		3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3849	}
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3852	};
3577		3853
3578	warn "leave emergency perl save\n";	3854	info "emergency_perl_save: leave\n";
3579	}	3855	}
3580		3856
3581	sub post_cleanup {	3857	sub post_cleanup {
3582	my ($make_core) = @_;	3858	my ($make_core) = @_;
3583		3859
		3860	IO::AIO::flush;
		3861
3584	warn Carp::longmess "post_cleanup backtrace"	3862	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3863	if $make_core;
		3864
		3865	my $fh = pidfile;
		3866	unlink $PIDFILE if <$fh> == $$;
		3867	}
		3868
		3869	# a safer delete_package, copied from Symbol
		3870	sub clear_package($) {
		3871	my $pkg = shift;
		3872
		3873	# expand to full symbol table name if needed
		3874	unless ($pkg =~ /^main::.*::$/) {
		3875	$pkg = "main$pkg" if $pkg =~ /^::/;
		3876	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3877	$pkg .= '::' unless $pkg =~ /::$/;
		3878	}
		3879
		3880	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3881	my $stem_symtab = *{$stem}{HASH};
		3882
		3883	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3884	or return;
		3885
		3886	# clear all symbols
		3887	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3888	for my $name (keys %$leaf_symtab) {
		3889	_gv_clear *{"$pkg$name"};
		3890	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3891	}
3586	}	3892	}
3587		3893
3588	sub do_reload_perl() {	3894	sub do_reload_perl() {
3589	# can/must only be called in main	3895	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3896	unless (in_main) {
3591	warn "can only reload from main coroutine";	3897	error "can only reload from main coroutine";
3592	return;	3898	return;
3593	}	3899	}
3594		3900
3595	warn "reloading...";	3901	return if $RELOAD++;
3596		3902
3597	warn "entering sync_job";	3903	my $t1 = AE::time;
3598		3904
		3905	while ($RELOAD) {
		3906	cf::get_slot 0.1, -1, "reload_perl";
		3907	info "perl_reload: reloading...";
		3908
		3909	trace "perl_reload: entering sync_job";
		3910
3599	cf::sync_job {	3911	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3912	#cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		3913
3604	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;
3606
3607	# if anything goes wrong in here, we should simply crash as we already saved
3608
3609	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;
3615	warn "iterate...";
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";	3914	trace "perl_reload: cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	3915	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	3916	%EXT_CORO = ();
3623		3917
3624	warn "removing commands";	3918	trace "perl_reload: removing commands";
3625	%COMMAND = ();	3919	%COMMAND = ();
3626		3920
3627	warn "removing ext/exti commands";	3921	trace "perl_reload: removing ext/exti commands";
3628	%EXTCMD = ();	3922	%EXTCMD = ();
3629	%EXTICMD = ();	3923	%EXTICMD = ();
3630		3924
3631	warn "unloading/nuking all extensions";	3925	trace "perl_reload: unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	3926	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	3927	trace "... unloading $pkg";
3634		3928
3635	if (my $cb = $pkg->can ("unload")) {	3929	if (my $cb = $pkg->can ("unload")) {
3636	eval {	3930	eval {
3637	$cb->($pkg);	3931	$cb->($pkg);
3638	1	3932	1
3639	} or warn "$pkg unloaded, but with errors: $@";	3933	} or error "$pkg unloaded, but with errors: $@";
		3934	}
		3935
		3936	trace "... clearing $pkg";
		3937	clear_package $pkg;
3640	}	3938	}
3641		3939
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	3940	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	3941	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3943
3650	warn "... unloading $k";	3944	trace "... unloading $k";
3651	delete $INC{$k};	3945	delete $INC{$k};
3652		3946
3653	$k =~ s/\.pm$//;	3947	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	3948	$k =~ s/\//::/g;
3655		3949
3656	if (my $cb = $k->can ("unload_module")) {	3950	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	3951	$cb->();
		3952	}
		3953
		3954	clear_package $k;
3658	}	3955	}
3659		3956
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	3957	trace "perl_reload: getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3958	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		3960
3667	warn "unloading cf.pm \"a bit\"";	3961	trace "perl_reload: unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3962	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3963	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3964
3671	# don't, removes xs symbols, too,	3965	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3966	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3967	#clear_package __PACKAGE__;
3674		3968
3675	warn "unload completed, starting to reload now";	3969	info "perl_reload: unload completed, starting to reload now";
3676		3970
3677	warn "reloading cf.pm";	3971	trace "perl_reload: reloading cf.pm";
3678	require cf;	3972	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3973	cf::_connect_to_perl_1;
3680		3974
3681	warn "loading config and database again";	3975	trace "perl_reload: loading config and database again";
3682	cf::reload_config;	3976	cf::reload_config;
3683		3977
3684	warn "loading extensions";	3978	trace "perl_reload: loading extensions";
3685	cf::load_extensions;	3979	cf::load_extensions;
3686		3980
		3981	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3982	trace "perl_reload: reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3983	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3984	trace "perl_reload: reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3985	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3986	trace "perl_reload: reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3987	reattach $_ for values %PLAYER;
		3988	}
3693		3989
3694	warn "leaving sync_job";	3990	cf::_post_init 1;
3695		3991
		3992	trace "perl_reload: leaving sync_job";
		3993
3696	1	3994	1
3697	} or do {	3995	} or do {
3698	warn $@;	3996	error $@;
3699	cf::cleanup "error while reloading, exiting.";	3997	cf::cleanup "perl_reload: error, exiting.";
		3998	};
		3999
		4000	--$RELOAD;
3700	};	4001	}
3701		4002
3702	warn "reloaded";	4003	$t1 = AE::time - $t1;
		4004	info "perl_reload: completed in ${t1}s\n";
3703	};	4005	};
3704		4006
3705	our $RELOAD_WATCHER; # used only during reload	4007	our $RELOAD_WATCHER; # used only during reload
3706		4008
3707	sub reload_perl() {	4009	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4010	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4011	# coro crashes during coro_state_free->destroy here.
3710		4012
		4013	$RELOAD_WATCHER ||= cf::async {
		4014	Coro::AIO::aio_wait cache_extensions;
		4015
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4016	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4017	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4018	undef $RELOAD_WATCHER;
		4019	};
3714	};	4020	};
3715	}	4021	}
3716		4022
3717	register_command "reload" => sub {	4023	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4024	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4030	reload_perl;
3725	};	4031	};
3726	}	4032	}
3727	};	4033	};
3728		4034
3729	unshift @INC, $LIBDIR;	4035	#############################################################################
3730		4036
3731	my $bug_warning = 0;	4037	my $bug_warning = 0;
3732		4038
3733	our @WAIT_FOR_TICK;	4039	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	4040	our @WAIT_FOR_TICK_BEGIN;
3735		4041
3736	sub wait_for_tick {	4042	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4043	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		4044
3739	my $signal = new Coro::Signal;	4045	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	4046	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	4047	$signal->wait;
3742	}	4048	}
3743		4049
3744	sub wait_for_tick_begin {	4050	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4052
3747	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4054	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4055	$signal->wait;
3750	}	4056	}
…		…
3756	return;	4062	return;
3757	}	4063	}
3758		4064
3759	cf::server_tick; # one server iteration	4065	cf::server_tick; # one server iteration
3760		4066
		4067	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4068
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4069	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4070	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4071	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4072	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4073	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4074	or error "ERROR: unable to write runtime file: $!";
3767	};	4075	};
3768	}	4076	}
3769		4077
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4078	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4079	$sig->send;
…		…
3779		4087
3780	if (0) {	4088	if (0) {
3781	if ($NEXT_TICK) {	4089	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4090	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4091	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4092	debug "jitter $JITTER\n";#d#
3785	}	4093	}
3786	}	4094	}
3787	}	4095	}
3788		4096
3789	{	4097	{
3790	# configure BDB	4098	# configure BDB
3791		4099
3792	BDB::min_parallel 8;	4100	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4101	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4102	$AnyEvent::BDB::WATCHER->priority (1);
3795		4103
3796	unless ($DB_ENV) {	4104	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4105	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4106	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4107	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4108	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4109	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4110	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4111
3803	cf::sync_job {	4112	cf::sync_job {
3804	eval {	4113	eval {
…		…
3830	{	4139	{
3831	# configure IO::AIO	4140	# configure IO::AIO
3832		4141
3833	IO::AIO::min_parallel 8;	4142	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4143	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4144	undef $AnyEvent::AIO::WATCHER;
3836	}	4145	}
3837		4146
3838	my $_log_backtrace;	4147	our $_log_backtrace;
		4148	our $_log_backtrace_last;
3839		4149
3840	sub _log_backtrace {	4150	sub _log_backtrace {
3841	my ($msg, @addr) = @_;	4151	my ($msg, @addr) = @_;
3842		4152
3843	$msg =~ s/\n//;	4153	$msg =~ s/\n$//;
3844		4154
		4155	if ($_log_backtrace_last eq $msg) {
		4156	LOG llevInfo, "[ABT] $msg\n";
		4157	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3845	# limit the # of concurrent backtraces	4158	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4159	} elsif ($_log_backtrace < 2) {
		4160	$_log_backtrace_last = $msg;
3847	++$_log_backtrace;	4161	++$_log_backtrace;
		4162	my $perl_bt = Carp::longmess $msg;
3848	async {	4163	async {
3849	$Coro::current->{desc} = "abt $msg";	4164	$Coro::current->{desc} = "abt $msg";
3850		4165
3851	my @bt = fork_call {	4166	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4167	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4178	}
3864		4179
3865	@funcs	4180	@funcs
3866	};	4181	};
3867		4182
3868	LOG llevInfo, "[ABT] $msg\n";	4183	LOG llevInfo, "[ABT] $perl_bt\n";
		4184	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4185	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4186	--$_log_backtrace;
3871	};	4187	};
3872	} else {	4188	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4190	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3875	}	4191	}
3876	}	4192	}
3877		4193
3878	# load additional modules	4194	# load additional modules
3879	use cf::pod;	4195	require "cf/$_.pm" for @EXTRA_MODULES;
		4196	cf::_connect_to_perl_2;
3880		4197
3881	END { cf::emergency_save }	4198	END { cf::emergency_save }
3882		4199
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4200	1
3886		4201

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