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Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC vs.
Revision 1.559 by root, Sat Feb 26 12:50:27 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
97	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
110		134
111	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	136	our $RUNTIME;
113	our $NOW;	137	our $NOW;
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	148	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
126		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
127	binmode STDOUT;	156	binmode STDOUT;
128	binmode STDERR;	157	binmode STDERR;
129		158
130	# read virtual server time, if available	159	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
135	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
136		167
137	mkdir $_	168	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		170
140	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
141		172
142	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143		189
144	#############################################################################	190	#############################################################################
145		191
146	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
147		193
…		…
189	from wherever your confdir points to.	235	from wherever your confdir points to.
190		236
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		238
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	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	240	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.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
197	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
198		249
199	This array contains the results of the last C<invoke ()> call. When	250	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	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	252	that call.
202		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
203	=back	260	=back
204		261
205	=cut	262	=cut
206		263
207	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	271	my $msg = join "", @_;
210		272
211	$msg .= "\n"	273	$msg .= "\n"
212	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
213		275
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		277
216	LOG llevError, $msg;	278	LOG llevWarn, $msg;
217	};	279	};
218	}
219		280
220	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
222		283
223	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	288	return;#d#
226	}#d#	289	}#d#
227		290
228	# kill coroutine otherwise	291	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	292	Coro::terminate
231	};	293	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		294
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	312	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	314	}
255		315
256	$EV::DIED = sub {	316	$EV::DIED = sub {
257	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
258	};	318	};
259		319
260	#############################################################################	320	#############################################################################
261		321
262	=head2 UTILITY FUNCTIONS	322	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	359	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		360
301	sub encode_json($) { $json_coder->encode ($_[0]) }	361	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	362	sub decode_json($) { $json_coder->decode ($_[0]) }
303		363
		364	=item $ref = cf::yaml_load $scalar
		365
		366	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		367
		368	=cut
		369
		370	sub fork_call(&@);
		371
		372	sub yaml_load($) {
		373	fork_call { YAML::XS::Load $_[0] } @_
		374	}
		375
		376	=item cf::post_init { BLOCK }
		377
		378	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		379	but I<before> the server starts ticking again.
		380
		381	The codeblock will have a single boolean argument to indicate whether this
		382	is a reload or not.
		383
		384	=cut
		385
		386	sub post_init(&) {
		387	push @POST_INIT, shift;
		388	}
		389
		390	sub _post_init {
		391	trace "running post_init jobs";
		392
		393	# run them in parallel...
		394
		395	my @join;
		396
		397	while () {
		398	push @join, map &Coro::async ($_, 0), @POST_INIT;
		399	@POST_INIT = ();
		400
		401	@join or last;
		402
		403	(pop @join)->join;
		404	}
		405	}
		406
304	=item cf::lock_wait $string	407	=item cf::lock_wait $string
305		408
306	Wait until the given lock is available. See cf::lock_acquire.	409	Wait until the given lock is available. See cf::lock_acquire.
307		410
308	=item my $lock = cf::lock_acquire $string	411	=item my $lock = cf::lock_acquire $string
309		412
310	Wait until the given lock is available and then acquires it and returns	413	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,	414	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	415	for example when the coroutine gets canceled), the lock is automatically
313	returned.	416	returned.
314		417
315	Locks are *not* recursive, locking from the same coro twice results in a	418	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	419	deadlocked coro.
…		…
322		425
323	Return true if the lock is currently active, i.e. somebody has locked it.	426	Return true if the lock is currently active, i.e. somebody has locked it.
324		427
325	=cut	428	=cut
326		429
327	our %LOCK;	430	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		431
330	sub lock_wait($) {	432	sub lock_wait($) {
331	my ($key) = @_;	433	$LOCKS->wait ($_[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} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	434	}
344		435
345	sub lock_acquire($) {	436	sub lock_acquire($) {
346	my ($key) = @_;	437	$LOCKS->guard ($_[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	}	438	}
360		439
361	sub lock_active($) {	440	sub lock_active($) {
362	my ($key) = @_;	441	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	442	}
366		443
367	sub freeze_mainloop {	444	sub freeze_mainloop {
368	tick_inhibit_inc;	445	tick_inhibit_inc;
369		446
370	Coro::guard \&tick_inhibit_dec;	447	&Guard::guard (\&tick_inhibit_dec);
371	}	448	}
372		449
373	=item cf::periodic $interval, $cb	450	=item cf::periodic $interval, $cb
374		451
375	Like EV::periodic, but randomly selects a starting point so that the actions	452	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	453	get spread over time.
377		454
378	=cut	455	=cut
379		456
380	sub periodic($$) {	457	sub periodic($$) {
381	my ($interval, $cb) = @_;	458	my ($interval, $cb) = @_;
…		…
398		475
399	=cut	476	=cut
400		477
401	our @SLOT_QUEUE;	478	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	479	our $SLOT_QUEUE;
		480	our $SLOT_DECAY = 0.9;
403		481
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	482	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	483	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	484	$Coro::current->desc ("timeslot manager");
407		485
408	my $signal = new Coro::Signal;	486	my $signal = new Coro::Signal;
		487	my $busy;
409		488
410	while () {	489	while () {
411	next_job:	490	next_job:
		491
412	my $avail = cf::till_tick;	492	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	493
414	for (0 .. $#SLOT_QUEUE) {	494	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	495	if ($SLOT_QUEUE[$_][0] <= $avail) {
		496	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	497	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	498	$job->[2]->send;
418	Coro::cede;	499	Coro::cede;
419	goto next_job;	500	goto next_job;
420	}	501	} else {
		502	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	503	}
422	}	504	}
423		505
424	if (@SLOT_QUEUE) {	506	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	507	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	508	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	509	$signal->wait;
428	} else {	510	} else {
		511	$busy = 0;
429	Coro::schedule;	512	Coro::schedule;
430	}	513	}
431	}	514	}
432	};	515	};
433		516
434	sub get_slot($;$$) {	517	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	518	return if tick_inhibit || $Coro::current == $Coro::main;
436		519
437	my ($time, $pri, $name) = @_;	520	my ($time, $pri, $name) = @_;
438		521
439	$time = $TICK * .6 if $time > $TICK * .6;	522	$time = clamp $time, 0.01, $TICK * .6;
		523
440	my $sig = new Coro::Signal;	524	my $sig = new Coro::Signal;
441		525
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	526	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	527	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	528	$SLOT_QUEUE->ready;
…		…
470	=cut	554	=cut
471		555
472	sub sync_job(&) {	556	sub sync_job(&) {
473	my ($job) = @_;	557	my ($job) = @_;
474		558
475	if ($Coro::current == $Coro::main) {	559	if (in_main) {
476	my $time = EV::time;	560	my $time = AE::time;
477		561
478	# this is the main coro, too bad, we have to block	562	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	563	# till the operation succeeds, freezing the server :/
480		564
481	LOG llevError, Carp::longmess "sync job";#d#	565	#LOG llevError, Carp::longmess "sync job";#d#
482		566
483	my $freeze_guard = freeze_mainloop;	567	my $freeze_guard = freeze_mainloop;
484		568
485	my $busy = 1;	569	my $busy = 1;
486	my @res;	570	my @res;
487		571
488	(async {	572	(async {
489	$Coro::current->desc ("sync job coro");	573	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	574	@res = eval { $job->() };
491	warn $@ if $@;	575	error $@ if $@;
492	undef $busy;	576	undef $busy;
493	})->prio (Coro::PRIO_MAX);	577	})->prio (Coro::PRIO_MAX);
494		578
495	while ($busy) {	579	while ($busy) {
496	if (Coro::nready) {	580	if (Coro::nready) {
…		…
498	} else {	582	} else {
499	EV::loop EV::LOOP_ONESHOT;	583	EV::loop EV::LOOP_ONESHOT;
500	}	584	}
501	}	585	}
502		586
503	my $time = EV::time - $time;	587	my $time = AE::time - $time;
504		588
505	$TICK_START += $time; # do not account sync jobs to server load	589	$TICK_START += $time; # do not account sync jobs to server load
506		590
507	wantarray ? @res : $res[0]	591	wantarray ? @res : $res[0]
508	} else {	592	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	614	$EXT_CORO{$coro+0} = $coro;
531		615
532	$coro	616	$coro
533	}	617	}
534		618
535	=item fork_call { }, $args	619	=item fork_call { }, @args
536		620
537	Executes the given code block with the given arguments in a seperate	621	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	622	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	623	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	624	never block itself or use any form of event handling.
541		625
542	=cut	626	=cut
543		627
		628	sub post_fork {
		629	reset_signals;
		630	}
		631
544	sub fork_call(&@) {	632	sub fork_call(&@) {
545	my ($cb, @args) = @_;	633	my ($cb, @args) = @_;
546		634
547	# we seemingly have to make a local copy of the whole thing,	635	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	636	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	637	# TODO: investigate and fix (likely this will be rather laborious)
550		638
551	my @res = Coro::Util::fork_eval {	639	my @res = Coro::Util::fork_eval {
552	reset_signals;	640	cf::post_fork;
553	&$cb	641	&$cb
554	}, @args;	642	} @args;
555		643
556	wantarray ? @res : $res[-1]	644	wantarray ? @res : $res[-1]
		645	}
		646
		647	sub objinfo {
		648	(
		649	"counter value" => cf::object::object_count,
		650	"objects created" => cf::object::create_count,
		651	"objects destroyed" => cf::object::destroy_count,
		652	"freelist size" => cf::object::free_count,
		653	"allocated objects" => cf::object::objects_size,
		654	"active objects" => cf::object::actives_size,
		655	)
557	}	656	}
558		657
559	=item $coin = coin_from_name $name	658	=item $coin = coin_from_name $name
560		659
561	=cut	660	=cut
…		…
598	within each server.	697	within each server.
599		698
600	=cut	699	=cut
601		700
602	sub db_table($) {	701	sub db_table($) {
		702	cf::error "db_get called from main context"
		703	if $Coro::current == $Coro::main;
		704
603	my ($name) = @_;	705	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	706	my $db = BDB::db_create $DB_ENV;
605		707
606	eval {	708	eval {
607	$db->set_flags (BDB::CHKSUM);	709	$db->set_flags (BDB::CHKSUM);
…		…
617	}	719	}
618		720
619	our $DB;	721	our $DB;
620		722
621	sub db_init {	723	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	724	$DB ||= db_table "db";
624	};
625	}	725	}
626		726
627	sub db_get($$) {	727	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	728	my $key = "$_[0]/$_[1]";
629		729
630	cf::sync_job {	730	cf::error "db_get called from main context"
		731	if $Coro::current == $Coro::main;
		732
631	BDB::db_get $DB, undef, $key, my $data;	733	BDB::db_get $DB, undef, $key, my $data;
632		734
633	$! ? ()	735	$! ? ()
634	: $data	736	: $data
635	}
636	}	737	}
637		738
638	sub db_put($$$) {	739	sub db_put($$$) {
639	BDB::dbreq_pri 4;	740	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	741	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		797
697	my $t1 = Time::HiRes::time;	798	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	799	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	800	my $t2 = Time::HiRes::time;
700		801
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	802	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		803
703	db_put cache => "$id/data", $data;	804	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	805	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	806	db_put cache => "$id/meta", $meta;
706		807
…		…
716		817
717	=cut	818	=cut
718		819
719	sub datalog($@) {	820	sub datalog($@) {
720	my ($type, %kv) = @_;	821	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	822	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	823	}
723		824
724	=back	825	=back
725		826
726	=cut	827	=cut
727		828
728	#############################################################################	829	#############################################################################
729		830
730	=head2 ATTACHABLE OBJECTS	831	=head2 ATTACHABLE OBJECTS
731		832
732	Many objects in crossfire are so-called attachable objects. That means you can	833	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")	834	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	835	to it. All such attachable objects support the following methods.
735		836
736	In the following description, CLASS can be any of C<global>, C<object>	837	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	838	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	888	=item cf::CLASS::attachment $name, ...
788		889
789	Register an attachment by C<$name> through which attachable objects of the	890	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	891	given CLASS can refer to this attachment.
791		892
792	Some classes such as crossfire maps and objects can specify attachments	893	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.	894	that are attached at load/instantiate time, thus the need for a name.
794		895
795	These calls expect any number of the following handler/hook descriptions:	896	These calls expect any number of the following handler/hook descriptions:
796		897
797	=over 4	898	=over 4
…		…
921		1022
922	} elsif (exists $cb_id{$type}) {	1023	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1024	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1025
925	} elsif (ref $type) {	1026	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1027	error "attaching objects not supported, ignoring.\n";
927		1028
928	} else {	1029	} else {
929	shift @arg;	1030	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1031	error "attach argument '$type' not supported, ignoring.\n";
931	}	1032	}
932	}	1033	}
933	}	1034	}
934		1035
935	sub _object_attach {	1036	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1046	_attach $registry, $klass, @attach;
946	}	1047	}
947		1048
948	$obj->{$name} = \%arg;	1049	$obj->{$name} = \%arg;
949	} else {	1050	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1051	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1052	}
952		1053
953	$obj->{_attachment}{$name} = undef;	1054	$obj->{_attachment}{$name} = undef;
954	}	1055	}
955		1056
…		…
1014		1115
1015	for (@$callbacks) {	1116	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1117	eval { &{$_->[1]} };
1017		1118
1018	if ($@) {	1119	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1120	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1121	override;
1022	}	1122	}
1023		1123
1024	return 1 if $override;	1124	return 1 if $override;
1025	}	1125	}
…		…
1104	for (@$attach) {	1204	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1205	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1206	_attach $registry, $klass, @attach;
1107	}	1207	}
1108	} else {	1208	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1209	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1210	}
1111	}	1211	}
1112	}	1212	}
1113		1213
1114	cf::attachable->attach (	1214	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1241	my ($filename, $rdata, $objs) = @_;
1142		1242
1143	sync_job {	1243	sync_job {
1144	if (length $$rdata) {	1244	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1245	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1246	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1247	$decname, length $$rdata, scalar @$objs
		1248	if $VERBOSE_IO;
1148		1249
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1250	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1251	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1252	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1253	if ($cf::USE_FSYNC) {
		1254	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;
		1255	aio_fsync $fh;
		1256	}
1153	aio_close $fh;	1257	aio_close $fh;
1154		1258
1155	if (@$objs) {	1259	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1260	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1261	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1262	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1263	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1264	if ($cf::USE_FSYNC) {
		1265	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;
		1266	aio_fsync $fh;
		1267	}
1161	aio_close $fh;	1268	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1269	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1270	}
1164	} else {	1271	} else {
1165	aio_unlink "$filename.pst";	1272	aio_unlink "$filename.pst";
1166	}	1273	}
1167		1274
1168	aio_rename "$filename~", $filename;	1275	aio_rename "$filename~", $filename;
		1276
		1277	$filename =~ s%/[^/]+$%%;
		1278	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1279	} else {
1170	warn "FATAL: $filename~: $!\n";	1280	error "unable to save objects: $filename~: $!\n";
1171	}	1281	}
1172	} else {	1282	} else {
1173	aio_unlink $filename;	1283	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1284	aio_unlink "$filename.pst";
1175	}	1285	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1309	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1310	$av = $st->{objs};
1201	}	1311	}
1202		1312
1203	utf8::decode (my $decname = $filename);	1313	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1314	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1315	$decname, length $data, scalar @{$av || []}
		1316	if $VERBOSE_IO;
1206		1317
1207	($data, $av)	1318	($data, $av)
1208	}	1319	}
1209		1320
1210	=head2 COMMAND CALLBACKS	1321	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1377	my ($name, $cb) = @_;
1267		1378
1268	$EXTICMD{$name} = $cb;	1379	$EXTICMD{$name} = $cb;
1269	}	1380	}
1270		1381
		1382	use File::Glob ();
		1383
1271	cf::player->attach (	1384	cf::player->attach (
1272	on_command => sub {	1385	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1386	my ($pl, $name, $params) = @_;
1274		1387
1275	my $cb = $COMMAND{$name}	1388	my $cb = $COMMAND{$name}
1276	or return;	1389	or return;
1277		1390
…		…
1300		1413
1301	$pl->ext_reply ($reply, @reply)	1414	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1415	if $reply;
1303		1416
1304	} else {	1417	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1418	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1419	}
1307		1420
1308	cf::override;	1421	cf::override;
1309	},	1422	},
1310	);	1423	);
1311		1424
		1425	# "readahead" all extensions
		1426	sub cache_extensions {
		1427	my $grp = IO::AIO::aio_group;
		1428
		1429	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1430	for (grep /\.ext$/, @{$_[0]}) {
		1431	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1432	}
		1433	};
		1434
		1435	$grp
		1436	}
		1437
1312	sub load_extensions {	1438	sub load_extensions {
		1439	info "loading extensions...";
		1440
1313	cf::sync_job {	1441	cf::sync_job {
1314	my %todo;	1442	my %todo;
1315		1443
1316	for my $path (<$LIBDIR/*.ext>) {	1444	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1445	next unless -r $path;
…		…
1335		1463
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1464	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1465	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1466
1339	$ext{source} =	1467	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1468	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1469	. "#line 1 \"$path\"\n{\n"
1342	. $source	1470	. $source
1343	. "\n};\n1";	1471	. "\n};\n1";
1344		1472
1345	$todo{$base} = \%ext;	1473	$todo{$base} = \%ext;
1346	}	1474	}
1347		1475
		1476	my $pass = 0;
1348	my %done;	1477	my %done;
1349	while (%todo) {	1478	while (%todo) {
1350	my $progress;	1479	my $progress;
1351		1480
		1481	++$pass;
		1482
		1483	ext:
1352	while (my ($k, $v) = each %todo) {	1484	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1485	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1486	next ext
1355	unless exists $done{$_};	1487	unless exists $done{$_};
1356	}	1488	}
1357		1489
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1490	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1491
1360	unless (eval $v->{source}) {	1492	my $active = eval $v->{source};
		1493
		1494	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1495	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1496
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1497	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1498	if exists $v->{meta}{mandatory};
1368		1499
1369	warn $msg;	1500	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1501	delete $todo{$k};
		1502	} else {
		1503	$done{$k} = delete $todo{$k};
		1504	push @EXTS, $v->{pkg};
		1505	$progress = 1;
		1506
		1507	info "$v->{base}: extension inactive.\n"
		1508	unless $active;
1370	}	1509	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1510	}
1376		1511
1377	skip:	1512	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1513	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1514
		1515	while (my ($k, $v) = each %todo) {
		1516	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1517	if exists $v->{meta}{mandatory};
		1518	}
		1519	}
1380	}	1520	}
1381	};	1521	};
1382	}	1522	}
1383		1523
1384	#############################################################################	1524	#############################################################################
1385		1525
1386	=back	1526	=back
1387		1527
1388	=head2 CORE EXTENSIONS	1528	=head2 CORE EXTENSIONS
1389		1529
1390	Functions and methods that extend core crossfire objects.	1530	Functions and methods that extend core deliantra objects.
1391		1531
1392	=cut	1532	=cut
1393		1533
1394	package cf::player;	1534	package cf::player;
1395		1535
…		…
1438		1578
1439	sub exists($) {	1579	sub exists($) {
1440	my ($login) = @_;	1580	my ($login) = @_;
1441		1581
1442	$cf::PLAYER{$login}	1582	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1583	or !aio_stat path $login
1444	}	1584	}
1445		1585
1446	sub find($) {	1586	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1587	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1588	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1608	$cf::PLAYER{$login} = $pl
1469	}	1609	}
1470	}	1610	}
1471	}	1611	}
1472		1612
		1613	cf::player->attach (
		1614	on_load => sub {
		1615	my ($pl, $path) = @_;
		1616
		1617	# restore slots saved in save, below
		1618	my $slots = delete $pl->{_slots};
		1619
		1620	$pl->ob->current_weapon ($slots->[0]);
		1621	$pl->combat_ob ($slots->[1]);
		1622	$pl->ranged_ob ($slots->[2]);
		1623	},
		1624	);
		1625
1473	sub save($) {	1626	sub save($) {
1474	my ($pl) = @_;	1627	my ($pl) = @_;
1475		1628
1476	return if $pl->{deny_save};	1629	return if $pl->{deny_save};
1477		1630
…		…
1482		1635
1483	aio_mkdir playerdir $pl, 0770;	1636	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1637	$pl->{last_save} = $cf::RUNTIME;
1485		1638
1486	cf::get_slot 0.01;	1639	cf::get_slot 0.01;
		1640
		1641	# save slots, to be restored later
		1642	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1643
1488	$pl->save_pl ($path);	1644	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1645	cf::cede_to_tick;
1490	}	1646	}
1491		1647
…		…
1525	my $name = $pl->ob->name;	1681	my $name = $pl->ob->name;
1526		1682
1527	$pl->{deny_save} = 1;	1683	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1684	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1685
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1686	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1687	$pl->deactivate;
		1688
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1689	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1690	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1691	ext::highscore::check ($pl->ob);
		1692
1535	$pl->ns->destroy if $pl->ns;	1693	$pl->ns->destroy if $pl->ns;
1536		1694
1537	my $path = playerdir $pl;	1695	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1696	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1697	aio_rename $path, $temp;
…		…
1593	\@logins	1751	\@logins
1594	}	1752	}
1595		1753
1596	=item $player->maps	1754	=item $player->maps
1597		1755
		1756	=item cf::player::maps $login
		1757
1598	Returns an arrayref of map paths that are private for this	1758	Returns an arrayref of map paths that are private for this
1599	player. May block.	1759	player. May block.
1600		1760
1601	=cut	1761	=cut
1602		1762
…		…
1619	}	1779	}
1620		1780
1621	\@paths	1781	\@paths
1622	}	1782	}
1623		1783
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1784	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1785
1626	Expand crossfire pod fragments into protocol xml.	1786	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1787
1719	=item $player->ext_reply ($msgid, @msg)	1788	=item $player->ext_reply ($msgid, @msg)
1720		1789
1721	Sends an ext reply to the player.	1790	Sends an ext reply to the player.
1722		1791
…		…
1754		1823
1755	=cut	1824	=cut
1756		1825
1757	sub find_by_path($) {	1826	sub find_by_path($) {
1758	my ($path) = @_;	1827	my ($path) = @_;
		1828
		1829	$path =~ s/^~[^\/]*//; # skip ~login
1759		1830
1760	my ($match, $specificity);	1831	my ($match, $specificity);
1761		1832
1762	for my $region (list) {	1833	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1834	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	sub generate_random_map {	1863	sub generate_random_map {
1793	my ($self, $rmp) = @_;	1864	my ($self, $rmp) = @_;
1794		1865
1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1866	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1796		1867
1797	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1868	$self->_create_random_map ($rmp);
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1807	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1808	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1809	(cf::region::find $rmp->{region}), $rmp->{custom}
1810	)
1811	}	1869	}
1812		1870
1813	=item cf::map->register ($regex, $prio)	1871	=item cf::map->register ($regex, $prio)
1814		1872
1815	Register a handler for the map path matching the given regex at the	1873	Register a handler for the map path matching the given regex at the
…		…
1820		1878
1821	sub register {	1879	sub register {
1822	my (undef, $regex, $prio) = @_;	1880	my (undef, $regex, $prio) = @_;
1823	my $pkg = caller;	1881	my $pkg = caller;
1824		1882
1825	no strict;
1826	push @{"$pkg\::ISA"}, __PACKAGE__;	1883	push @{"$pkg\::ISA"}, __PACKAGE__;
1827		1884
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1885	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	1886	}
1830		1887
1831	# also paths starting with '/'	1888	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1889	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		1890
1834	sub thawer_merge {	1891	sub thawer_merge {
1835	my ($self, $merge) = @_;	1892	my ($self, $merge) = @_;
1836		1893
1837	# we have to keep some variables in memory intact	1894	# we have to keep some variables in memory intact
…		…
1842	}	1899	}
1843		1900
1844	sub normalise {	1901	sub normalise {
1845	my ($path, $base) = @_;	1902	my ($path, $base) = @_;
1846		1903
1847	$path = "$path"; # make sure its a string	1904	$path = "$path"; # make sure it's a string
1848		1905
1849	$path =~ s/\.map$//;	1906	$path =~ s/\.map$//;
1850		1907
1851	# map plan:	1908	# map plan:
1852	#	1909	#
…		…
1867	$base =~ s{[^/]+/?$}{};	1924	$base =~ s{[^/]+/?$}{};
1868	$path = "$base/$path";	1925	$path = "$base/$path";
1869	}	1926	}
1870		1927
1871	for ($path) {	1928	for ($path) {
1872	redo if s{//}{/};
1873	redo if s{/\.?/}{/};	1929	redo if s{/\.?/}{/};
1874	redo if s{/[^/]+/\.\./}{/};	1930	redo if s{/[^/]+/\.\./}{/};
1875	}	1931	}
1876		1932
1877	$path	1933	$path
…		…
1891	$self->init; # pass $1 etc.	1947	$self->init; # pass $1 etc.
1892	return $self;	1948	return $self;
1893	}	1949	}
1894	}	1950	}
1895		1951
1896	Carp::cluck "unable to resolve path '$path' (base '$base').";	1952	Carp::cluck "unable to resolve path '$path' (base '$base')";
1897	()	1953	()
1898	}	1954	}
1899		1955
1900	sub init {	1956	sub init {
1901	my ($self) = @_;	1957	my ($self) = @_;
…		…
1933	sub uniq_path {	1989	sub uniq_path {
1934	my ($self) = @_;	1990	my ($self) = @_;
1935		1991
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1992	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	1993	"$UNIQUEDIR/$path"
1938	}
1939
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}	1994	}
1948		1995
1949	sub decay_objects {	1996	sub decay_objects {
1950	my ($self) = @_;	1997	my ($self) = @_;
1951		1998
…		…
2033		2080
2034	sub find;	2081	sub find;
2035	sub find {	2082	sub find {
2036	my ($path, $origin) = @_;	2083	my ($path, $origin) = @_;
2037		2084
		2085	cf::cede_to_tick;
		2086
2038	$path = normalise $path, $origin && $origin->path;	2087	$path = normalise $path, $origin && $origin->path;
2039		2088
2040	cf::lock_wait "map_data:$path";#d#remove	2089	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2090	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2091
2043	$cf::MAP{$path} || do {	2092	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2093	my $map = new_from_path cf::map $path
2048	or return;	2094	or return;
2049		2095
2050	$map->{last_save} = $cf::RUNTIME;	2096	$map->{last_save} = $cf::RUNTIME;
2051		2097
…		…
2063		2109
2064	$cf::MAP{$path} = $map	2110	$cf::MAP{$path} = $map
2065	}	2111	}
2066	}	2112	}
2067		2113
2068	sub pre_load { }	2114	sub pre_load { }
2069	sub post_load { }	2115	#sub post_load { } # XS
2070		2116
2071	sub load {	2117	sub load {
2072	my ($self) = @_;	2118	my ($self) = @_;
2073		2119
2074	local $self->{deny_reset} = 1; # loading can take a long time	2120	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2119	unless ($self->{deny_activate}) {	2165	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2166	$self->decay_objects;
2121	$self->fix_auto_apply;	2167	$self->fix_auto_apply;
2122	$self->update_buttons;	2168	$self->update_buttons;
2123	cf::cede_to_tick;	2169	cf::cede_to_tick;
2124	$self->set_darkness_map;
2125	cf::cede_to_tick;
2126	$self->activate;	2170	$self->activate;
2127	}	2171	}
2128		2172
2129	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2174	$self->last_access ($cf::RUNTIME);
2131		2175
2132	$self->in_memory (cf::MAP_ACTIVE);	2176	$self->in_memory (cf::MAP_ACTIVE);
2133	}	2177	}
2134		2178
2135	$self->post_load;	2179	$self->post_load;
2136	}
2137		2180
		2181	1
		2182	}
		2183
		2184	# customize the map for a given player, i.e.
		2185	# return the _real_ map. used by e.g. per-player
		2186	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2187	sub customise_for {
2139	my ($self, $ob) = @_;	2188	my ($self, $ob) = @_;
2140		2189
2141	return find "~" . $ob->name . "/" . $self->{path}	2190	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2191	if $self->per_player;
…		…
2158	or next;	2207	or next;
2159	$neigh = find $neigh, $map	2208	$neigh = find $neigh, $map
2160	or next;	2209	or next;
2161	$neigh->load;	2210	$neigh->load;
2162		2211
		2212	# now find the diagonal neighbours
2163	push @neigh,	2213	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2214	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2215	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}	2216	}
2167		2217
…		…
2174	}	2224	}
2175		2225
2176	sub find_sync {	2226	sub find_sync {
2177	my ($path, $origin) = @_;	2227	my ($path, $origin) = @_;
2178		2228
2179	cf::sync_job { find $path, $origin }	2229	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2230	if $Coro::current == $Coro::main;
		2231
		2232	find $path, $origin
2180	}	2233	}
2181		2234
2182	sub do_load_sync {	2235	sub do_load_sync {
2183	my ($map) = @_;	2236	my ($map) = @_;
2184		2237
2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186	if $Coro::current == $Coro::main;	2239	if $Coro::current == $Coro::main;
2187		2240
2188	cf::sync_job { $map->load };	2241	$map->load;
2189	}	2242	}
2190		2243
2191	our %MAP_PREFETCH;	2244	our %MAP_PREFETCH;
2192	our $MAP_PREFETCHER = undef;	2245	our $MAP_PREFETCHER = undef;
2193		2246
…		…
2219	$MAP_PREFETCHER->prio (6);	2272	$MAP_PREFETCHER->prio (6);
2220		2273
2221	()	2274	()
2222	}	2275	}
2223		2276
		2277	# common code, used by both ->save and ->swapout
2224	sub save {	2278	sub _save {
2225	my ($self) = @_;	2279	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2280
2229	$self->{last_save} = $cf::RUNTIME;	2281	$self->{last_save} = $cf::RUNTIME;
2230		2282
2231	return unless $self->dirty;	2283	return unless $self->dirty;
2232		2284
…		…
2252	} else {	2304	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2305	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2306	}
2255	}	2307	}
2256		2308
		2309	sub save {
		2310	my ($self) = @_;
		2311
		2312	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2313
		2314	$self->_save;
		2315	}
		2316
2257	sub swap_out {	2317	sub swap_out {
2258	my ($self) = @_;	2318	my ($self) = @_;
2259		2319
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2320	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2321
2265	return if $self->players;
2266	return if $self->in_memory != cf::MAP_ACTIVE;	2322	return if $self->in_memory != cf::MAP_ACTIVE;
2267	return if $self->{deny_save};	2323	return if $self->{deny_save};
		2324	return if $self->players;
2268		2325
		2326	# first deactivate the map and "unlink" it from the core
		2327	$self->deactivate;
		2328	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->in_memory (cf::MAP_SWAPPED);	2329	$self->in_memory (cf::MAP_SWAPPED);
		2330
		2331	# then atomically save
		2332	$self->_save;
		2333
		2334	# then free the map
		2335	$self->clear;
		2336	}
		2337
		2338	sub reset_at {
		2339	my ($self) = @_;
		2340
		2341	# TODO: safety, remove and allow resettable per-player maps
		2342	return 1e99 if $self->{deny_reset};
		2343
		2344	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2345	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2346
		2347	$time + $to
		2348	}
		2349
		2350	sub should_reset {
		2351	my ($self) = @_;
		2352
		2353	$self->reset_at <= $cf::RUNTIME
		2354	}
		2355
		2356	sub reset {
		2357	my ($self) = @_;
		2358
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
		2361	return if $self->players;
		2362
		2363	cf::trace "resetting map ", $self->path, "\n";
		2364
		2365	$self->in_memory (cf::MAP_SWAPPED);
		2366
		2367	# need to save uniques path
		2368	unless ($self->{deny_save}) {
		2369	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2370
		2371	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2372	if $uniq;
		2373	}
		2374
		2375	delete $cf::MAP{$self->path};
2270		2376
2271	$self->deactivate;	2377	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2378	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2379	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2380
2319	$self->unlink_save;	2381	$self->unlink_save;
2320	$self->destroy;	2382	$self->destroy;
2321	}	2383	}
2322		2384
…		…
2330		2392
2331	delete $cf::MAP{$self->path};	2393	delete $cf::MAP{$self->path};
2332		2394
2333	$self->unlink_save;	2395	$self->unlink_save;
2334		2396
2335	bless $self, "cf::map";	2397	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2398	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2399	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2400	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2401	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2402
…		…
2397	: normalise $_	2459	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2460	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2461	]
2400	}	2462	}
2401		2463
		2464	=item cf::map::static_maps
		2465
		2466	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2467	file in the shared directory excluding F</styles> and F</editor>). May
		2468	block.
		2469
		2470	=cut
		2471
		2472	sub static_maps() {
		2473	my @dirs = "";
		2474	my @maps;
		2475
		2476	while (@dirs) {
		2477	my $dir = shift @dirs;
		2478
		2479	next if $dir eq "/styles" || $dir eq "/editor";
		2480
		2481	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2482	or return;
		2483
		2484	for (@$files) {
		2485	s/\.map$// or next;
		2486	utf8::decode $_;
		2487	push @maps, "$dir/$_";
		2488	}
		2489
		2490	push @dirs, map "$dir/$_", @$dirs;
		2491	}
		2492
		2493	\@maps
		2494	}
		2495
2402	=back	2496	=back
2403		2497
2404	=head3 cf::object	2498	=head3 cf::object
2405		2499
2406	=cut	2500	=cut
…		…
2471		2565
2472	our $SAY_CHANNEL = {	2566	our $SAY_CHANNEL = {
2473	id => "say",	2567	id => "say",
2474	title => "Map",	2568	title => "Map",
2475	reply => "say ",	2569	reply => "say ",
2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2570	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477	};	2571	};
2478		2572
2479	our $CHAT_CHANNEL = {	2573	our $CHAT_CHANNEL = {
2480	id => "chat",	2574	id => "chat",
2481	title => "Chat",	2575	title => "Chat",
…		…
2536		2630
2537	=item $player_object->enter_link	2631	=item $player_object->enter_link
2538		2632
2539	Freezes the player and moves him/her to a special map (C<{link}>).	2633	Freezes the player and moves him/her to a special map (C<{link}>).
2540		2634
2541	The player should be reasonably safe there for short amounts of time. You	2635	The player should be reasonably safe there for short amounts of time (e.g.
2542	I<MUST> call C<leave_link> as soon as possible, though.	2636	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2637	though, as the player cannot control the character while it is on the link
		2638	map.
2543		2639
2544	Will never block.	2640	Will never block.
2545		2641
2546	=item $player_object->leave_link ($map, $x, $y)	2642	=item $player_object->leave_link ($map, $x, $y)
2547		2643
…		…
2567	sub cf::object::player::enter_link {	2663	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2664	my ($self) = @_;
2569		2665
2570	$self->deactivate_recursive;	2666	$self->deactivate_recursive;
2571		2667
		2668	++$self->{_link_recursion};
		2669
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2670	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2671
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2672	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2673	if $self->map && $self->map->{path} ne "{link}";
2576		2674
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2675	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2676	}
2579		2677
2580	sub cf::object::player::leave_link {	2678	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2679	my ($self, $map, $x, $y) = @_;
2582		2680
…		…
2599	($x, $y) = (-1, -1)	2697	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2698	unless (defined $x) && (defined $y);
2601		2699
2602	# use -1 or undef as default coordinates, not 0, 0	2700	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2701	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2702	if $x <= 0 && $y <= 0;
2605		2703
2606	$map->load;	2704	$map->load;
2607	$map->load_neighbours;	2705	$map->load_neighbours;
2608		2706
2609	return unless $self->contr->active;	2707	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2708
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2709	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2710	if ($self->enter_map ($map, $x, $y)) {
2614	}	2711	# entering was successful
		2712	delete $self->{_link_recursion};
		2713	# only activate afterwards, to support waiting in hooks
		2714	$self->activate_recursive;
		2715	}
2615		2716
		2717	}
		2718
2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2719	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2617		2720
2618	Moves the player to the given map-path and coordinates by first freezing	2721	Moves the player to the given map-path and coordinates by first freezing
2619	her, loading and preparing them map, calling the provided $check callback	2722	her, loading and preparing them map, calling the provided $check callback
2620	that has to return the map if sucecssful, and then unfreezes the player on	2723	that has to return the map if sucecssful, and then unfreezes the player on
2621	the new (success) or old (failed) map position. In either case, $done will	2724	the new (success) or old (failed) map position. In either case, $done will
…		…
2628		2731
2629	our $GOTOGEN;	2732	our $GOTOGEN;
2630		2733
2631	sub cf::object::player::goto {	2734	sub cf::object::player::goto {
2632	my ($self, $path, $x, $y, $check, $done) = @_;	2735	my ($self, $path, $x, $y, $check, $done) = @_;
		2736
		2737	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2738	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2739	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2740	($path, $x, $y) = @$EMERGENCY_POSITION;
		2741	}
2633		2742
2634	# do generation counting so two concurrent goto's will be executed in-order	2743	# do generation counting so two concurrent goto's will be executed in-order
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2744	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2745
2637	$self->enter_link;	2746	$self->enter_link;
…		…
2661	my $map = eval {	2770	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2771	my $map = defined $path ? cf::map::find $path : undef;
2663		2772
2664	if ($map) {	2773	if ($map) {
2665	$map = $map->customise_for ($self);	2774	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2775	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2776	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2777	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2778	}
2670		2779
2671	$map	2780	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2788	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2789	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2790	$self->leave_link ($map, $x, $y);
2682	}	2791	}
2683		2792
2684	$done->() if $done;	2793	$done->($self) if $done;
2685	})->prio (1);	2794	})->prio (1);
2686	}	2795	}
2687		2796
2688	=item $player_object->enter_exit ($exit_object)	2797	=item $player_object->enter_exit ($exit_object)
2689		2798
…		…
2777	$self->contr->savebed ($map, $x, $y)	2886	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	2887	if $exit->flag (cf::FLAG_DAMNED);
2779		2888
2780	1	2889	1
2781	}) {	2890	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	2891	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "I'll try to bring you back to the map you were before. "	2892	. "I'll try to bring you back to the map you were before. "
2784	. "Please report this to the dungeon master!",	2893	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	2894	cf::NDI_UNIQUE | cf::NDI_RED);
2786		2895
2787	warn "ERROR in enter_exit: $@";	2896	error "ERROR in enter_exit: $@";
2788	$self->leave_link;	2897	$self->leave_link;
2789	}	2898	}
2790	})->prio (1);	2899	})->prio (1);
2791	}	2900	}
2792		2901
…		…
2804	sub cf::client::send_drawinfo {	2913	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	2914	my ($self, $text, $flags) = @_;
2806		2915
2807	utf8::encode $text;	2916	utf8::encode $text;
2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2917	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2918	}
		2919
		2920	=item $client->send_big_packet ($pkt)
		2921
		2922	Like C<send_packet>, but tries to compress large packets, and fragments
		2923	them as required.
		2924
		2925	=cut
		2926
		2927	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2928
		2929	sub cf::client::send_big_packet {
		2930	my ($self, $pkt) = @_;
		2931
		2932	# try lzf for large packets
		2933	$pkt = "lzf " . Compress::LZF::compress $pkt
		2934	if 1024 <= length $pkt and $self->{can_lzf};
		2935
		2936	# split very large packets
		2937	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2938	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2939	$pkt = "frag";
		2940	}
		2941
		2942	$self->send_packet ($pkt);
2809	}	2943	}
2810		2944
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	2945	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		2946
2813	Send a drawinfo or msg packet to the client, formatting the msg for the	2947	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2817		2951
2818	=cut	2952	=cut
2819		2953
2820	# non-persistent channels (usually the info channel)	2954	# non-persistent channels (usually the info channel)
2821	our %CHANNEL = (	2955	our %CHANNEL = (
		2956	"c/motd" => {
		2957	id => "infobox",
		2958	title => "MOTD",
		2959	reply => undef,
		2960	tooltip => "The message of the day",
		2961	},
2822	"c/identify" => {	2962	"c/identify" => {
2823	id => "infobox",	2963	id => "infobox",
2824	title => "Identify",	2964	title => "Identify",
2825	reply => undef,	2965	reply => undef,
2826	tooltip => "Items recently identified",	2966	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	2968	"c/examine" => {
2829	id => "infobox",	2969	id => "infobox",
2830	title => "Examine",	2970	title => "Examine",
2831	reply => undef,	2971	reply => undef,
2832	tooltip => "Signs and other items you examined",	2972	tooltip => "Signs and other items you examined",
		2973	},
		2974	"c/shopinfo" => {
		2975	id => "infobox",
		2976	title => "Shop Info",
		2977	reply => undef,
		2978	tooltip => "What your bargaining skill tells you about the shop",
2833	},	2979	},
2834	"c/book" => {	2980	"c/book" => {
2835	id => "infobox",	2981	id => "infobox",
2836	title => "Book",	2982	title => "Book",
2837	reply => undef,	2983	reply => undef,
…		…
2853	id => "infobox",	2999	id => "infobox",
2854	title => "Body Parts",	3000	title => "Body Parts",
2855	reply => undef,	3001	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	3002	tooltip => "Shows which body parts you posess and are available",
2857	},	3003	},
		3004	"c/statistics" => {
		3005	id => "infobox",
		3006	title => "Statistics",
		3007	reply => undef,
		3008	tooltip => "Shows your primary statistics",
		3009	},
		3010	"c/skills" => {
		3011	id => "infobox",
		3012	title => "Skills",
		3013	reply => undef,
		3014	tooltip => "Shows your experience per skill and item power",
		3015	},
		3016	"c/shopitems" => {
		3017	id => "infobox",
		3018	title => "Shop Items",
		3019	reply => undef,
		3020	tooltip => "Shows the items currently for sale in this shop",
		3021	},
		3022	"c/resistances" => {
		3023	id => "infobox",
		3024	title => "Resistances",
		3025	reply => undef,
		3026	tooltip => "Shows your resistances",
		3027	},
		3028	"c/pets" => {
		3029	id => "infobox",
		3030	title => "Pets",
		3031	reply => undef,
		3032	tooltip => "Shows information abotu your pets/a specific pet",
		3033	},
		3034	"c/perceiveself" => {
		3035	id => "infobox",
		3036	title => "Perceive Self",
		3037	reply => undef,
		3038	tooltip => "You gained detailed knowledge about yourself",
		3039	},
2858	"c/uptime" => {	3040	"c/uptime" => {
2859	id => "infobox",	3041	id => "infobox",
2860	title => "Uptime",	3042	title => "Uptime",
2861	reply => undef,	3043	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3044	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3053	id => "party",
2872	title => "Party",	3054	title => "Party",
2873	reply => "gsay ",	3055	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3056	tooltip => "Messages and chat related to your party",
2875	},	3057	},
		3058	"c/death" => {
		3059	id => "death",
		3060	title => "Death",
		3061	reply => undef,
		3062	tooltip => "Reason for and more info about your most recent death",
		3063	},
		3064	"c/say" => $SAY_CHANNEL,
		3065	"c/chat" => $CHAT_CHANNEL,
2876	);	3066	);
2877		3067
2878	sub cf::client::send_msg {	3068	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3069	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3070
2881	$msg = $self->pl->expand_cfpod ($msg);	3071	$msg = $self->pl->expand_cfpod ($msg)
		3072	unless $color & cf::NDI_VERBATIM;
2882		3073
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3074	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3075
2885	# check predefined channels, for the benefit of C	3076	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3077	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3078	$channel = $CHANNEL{$channel};
2888		3079
2889	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3081	$channel = $channel->{id};
2893		3082
2894	} elsif (ref $channel) {	3083	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3084	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3085	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3086	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3087	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3088	}
2901		3089
2902	$channel = $channel->{id};	3090	$channel = $channel->{id};
2903	}	3091	}
2904		3092
2905	return unless @extra || length $msg;	3093	return unless @extra || length $msg;
2906		3094
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3095	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3096	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3097	if $color & cf::NDI_DEF;
2911		3098
2912	my $pkt = "msg "	3099	my $pkt = "msg "
2913	. $self->{json_coder}->encode (	3100	. $self->{json_coder}->encode (
2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3101	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2915	);	3102	);
2916		3103
2917	# try lzf for large packets
2918	$pkt = "lzf " . Compress::LZF::compress $pkt
2919	if 1024 <= length $pkt and $self->{can_lzf};
2920
2921	# split very large packets
2922	if (8192 < length $pkt and $self->{can_lzf}) {
2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2924	$pkt = "frag";
2925	}
2926
2927	$self->send_packet ($pkt);	3104	$self->send_big_packet ($pkt);
2928	} else {
2929	if ($color >= 0) {
2930	# replace some tags by gcfclient-compatible ones
2931	for ($msg) {
2932	1 while
2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2938	}
2939
2940	$color &= cf::NDI_COLOR_MASK;
2941
2942	utf8::encode $msg;
2943
2944	if (0 && $msg =~ /\[/) {
2945	# COMMAND/INFO
2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
2947	} else {
2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2949	$self->send_packet ("drawinfo $color $msg")
2950	}
2951	}
2952	}
2953	}	3105	}
2954		3106
2955	=item $client->ext_msg ($type, @msg)	3107	=item $client->ext_msg ($type, @msg)
2956		3108
2957	Sends an ext event to the client.	3109	Sends an ext event to the client.
…		…
2960		3112
2961	sub cf::client::ext_msg($$@) {	3113	sub cf::client::ext_msg($$@) {
2962	my ($self, $type, @msg) = @_;	3114	my ($self, $type, @msg) = @_;
2963		3115
2964	if ($self->extcmd == 2) {	3116	if ($self->extcmd == 2) {
2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3117	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2966	} elsif ($self->extcmd == 1) { # TODO: remove	3118	} elsif ($self->extcmd == 1) { # TODO: remove
2967	push @msg, msgtype => "event_$type";	3119	push @msg, msgtype => "event_$type";
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3120	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}	3121	}
2970	}	3122	}
2971		3123
2972	=item $client->ext_reply ($msgid, @msg)	3124	=item $client->ext_reply ($msgid, @msg)
2973		3125
…		…
2977		3129
2978	sub cf::client::ext_reply($$@) {	3130	sub cf::client::ext_reply($$@) {
2979	my ($self, $id, @msg) = @_;	3131	my ($self, $id, @msg) = @_;
2980		3132
2981	if ($self->extcmd == 2) {	3133	if ($self->extcmd == 2) {
2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3134	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2983	} elsif ($self->extcmd == 1) {	3135	} elsif ($self->extcmd == 1) {
2984	#TODO: version 1, remove	3136	#TODO: version 1, remove
2985	unshift @msg, msgtype => "reply", msgid => $id;	3137	unshift @msg, msgtype => "reply", msgid => $id;
2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3138	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2987	}	3139	}
2988	}	3140	}
2989		3141
2990	=item $success = $client->query ($flags, "text", \&cb)	3142	=item $success = $client->query ($flags, "text", \&cb)
2991		3143
…		…
3062		3214
3063	$ns->ext_reply ($reply, @reply)	3215	$ns->ext_reply ($reply, @reply)
3064	if $reply;	3216	if $reply;
3065		3217
3066	} else {	3218	} else {
3067	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3219	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3068	}	3220	}
3069		3221
3070	cf::override;	3222	cf::override;
3071	},	3223	},
3072	);	3224	);
…		…
3092		3244
3093	$coro	3245	$coro
3094	}	3246	}
3095		3247
3096	cf::client->attach (	3248	cf::client->attach (
3097	on_destroy => sub {	3249	on_client_destroy => sub {
3098	my ($ns) = @_;	3250	my ($ns) = @_;
3099		3251
3100	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3252	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3101	},	3253	},
3102	);	3254	);
…		…
3118	our $safe_hole = new Safe::Hole;	3270	our $safe_hole = new Safe::Hole;
3119		3271
3120	$SIG{FPE} = 'IGNORE';	3272	$SIG{FPE} = 'IGNORE';
3121		3273
3122	$safe->permit_only (Opcode::opset qw(	3274	$safe->permit_only (Opcode::opset qw(
3123	:base_core :base_mem :base_orig :base_math	3275	:base_core :base_mem :base_orig :base_math :base_loop
3124	grepstart grepwhile mapstart mapwhile	3276	grepstart grepwhile mapstart mapwhile
3125	sort time	3277	sort time
3126	));	3278	));
3127		3279
3128	# here we export the classes and methods available to script code	3280	# here we export the classes and methods available to script code
…		…
3132	The following functions and methods are available within a safe environment:	3284	The following functions and methods are available within a safe environment:
3133		3285
3134	cf::object	3286	cf::object
3135	contr pay_amount pay_player map x y force_find force_add destroy	3287	contr pay_amount pay_player map x y force_find force_add destroy
3136	insert remove name archname title slaying race decrease split	3288	insert remove name archname title slaying race decrease split
		3289	value
3137		3290
3138	cf::object::player	3291	cf::object::player
3139	player	3292	player
3140		3293
3141	cf::player	3294	cf::player
…		…
3147	=cut	3300	=cut
3148		3301
3149	for (	3302	for (
3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3303	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3151	insert remove inv nrof name archname title slaying race	3304	insert remove inv nrof name archname title slaying race
3152	decrease split destroy change_exp)],	3305	decrease split destroy change_exp value msg lore send_msg)],
3153	["cf::object::player" => qw(player)],	3306	["cf::object::player" => qw(player)],
3154	["cf::player" => qw(peaceful)],	3307	["cf::player" => qw(peaceful send_msg)],
3155	["cf::map" => qw(trigger)],	3308	["cf::map" => qw(trigger)],
3156	) {	3309	) {
3157	no strict 'refs';
3158	my ($pkg, @funs) = @$_;	3310	my ($pkg, @funs) = @$_;
3159	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3311	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3160	for @funs;	3312	for @funs;
3161	}	3313	}
3162		3314
…		…
3177		3329
3178	my $qcode = $code;	3330	my $qcode = $code;
3179	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3331	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3180	$qcode =~ s/\n/\\n/g;	3332	$qcode =~ s/\n/\\n/g;
3181		3333
		3334	%vars = (_dummy => 0) unless %vars;
		3335
		3336	my @res;
3182	local $_;	3337	local $_;
3183	local @safe::cf::_safe_eval_args = values %vars;
3184		3338
3185	my $eval =	3339	my $eval =
3186	"do {\n"	3340	"do {\n"
3187	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3341	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3188	. "#line 0 \"{$qcode}\"\n"	3342	. "#line 0 \"{$qcode}\"\n"
3189	. $code	3343	. $code
3190	. "\n}"	3344	. "\n}"
3191	;	3345	;
3192		3346
		3347	if ($CFG{safe_eval}) {
3193	sub_generation_inc;	3348	sub_generation_inc;
		3349	local @safe::cf::_safe_eval_args = values %vars;
3194	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3350	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3195	sub_generation_inc;	3351	sub_generation_inc;
		3352	} else {
		3353	local @cf::_safe_eval_args = values %vars;
		3354	@res = wantarray ? eval eval : scalar eval $eval;
		3355	}
3196		3356
3197	if ($@) {	3357	if ($@) {
3198	warn "$@";	3358	warn "$@",
3199	warn "while executing safe code '$code'\n";	3359	"while executing safe code '$code'\n",
3200	warn "with arguments " . (join " ", %vars) . "\n";	3360	"with arguments " . (join " ", %vars) . "\n";
3201	}	3361	}
3202		3362
3203	wantarray ? @res : $res[0]	3363	wantarray ? @res : $res[0]
3204	}	3364	}
3205		3365
…		…
3219	=cut	3379	=cut
3220		3380
3221	sub register_script_function {	3381	sub register_script_function {
3222	my ($fun, $cb) = @_;	3382	my ($fun, $cb) = @_;
3223		3383
3224	no strict 'refs';	3384	$fun = "safe::$fun" if $CFG{safe_eval};
3225	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3385	*$fun = $safe_hole->wrap ($cb);
3226	}	3386	}
3227		3387
3228	=back	3388	=back
3229		3389
3230	=cut	3390	=cut
…		…
3239	# for this (global event?)	3399	# for this (global event?)
3240	%ext::player_env::MUSIC_FACE_CACHE = ();	3400	%ext::player_env::MUSIC_FACE_CACHE = ();
3241		3401
3242	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3402	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3243		3403
3244	warn "loading facedata from $path\n";	3404	trace "loading facedata from $path\n";
3245		3405
3246	my $facedata;
3247	0 < aio_load $path, $facedata	3406	0 < aio_load $path, my $facedata
3248	or die "$path: $!";	3407	or die "$path: $!";
3249		3408
3250	$facedata = Coro::Storable::thaw $facedata;	3409	$facedata = Coro::Storable::thaw $facedata;
3251		3410
3252	$facedata->{version} == 2	3411	$facedata->{version} == 2
3253	or cf::cleanup "$path: version mismatch, cannot proceed.";	3412	or cf::cleanup "$path: version mismatch, cannot proceed.";
3254		3413
3255	# patch in the exptable	3414	# patch in the exptable
		3415	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3256	$facedata->{resource}{"res/exp_table"} = {	3416	$facedata->{resource}{"res/exp_table"} = {
3257	type => FT_RSRC,	3417	type => FT_RSRC,
3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3418	data => $exp_table,
		3419	hash => (Digest::MD5::md5 $exp_table),
3259	};	3420	};
3260	cf::cede_to_tick;	3421	cf::cede_to_tick;
3261		3422
3262	{	3423	{
3263	my $faces = $facedata->{faceinfo};	3424	my $faces = $facedata->{faceinfo};
…		…
3265	while (my ($face, $info) = each %$faces) {	3426	while (my ($face, $info) = each %$faces) {
3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3427	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3267		3428
3268	cf::face::set_visibility $idx, $info->{visibility};	3429	cf::face::set_visibility $idx, $info->{visibility};
3269	cf::face::set_magicmap $idx, $info->{magicmap};	3430	cf::face::set_magicmap $idx, $info->{magicmap};
3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3431	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3432	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3433	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3272		3434
3273	cf::cede_to_tick;	3435	cf::cede_to_tick;
3274	}	3436	}
3275		3437
3276	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
…		…
3281		3443
3282	if (my $smooth = cf::face::find $info->{smooth}) {	3444	if (my $smooth = cf::face::find $info->{smooth}) {
3283	cf::face::set_smooth $idx, $smooth;	3445	cf::face::set_smooth $idx, $smooth;
3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3446	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3285	} else {	3447	} else {
3286	warn "smooth face '$info->{smooth}' not found for face '$face'";	3448	error "smooth face '$info->{smooth}' not found for face '$face'";
3287	}	3449	}
3288		3450
3289	cf::cede_to_tick;	3451	cf::cede_to_tick;
3290	}	3452	}
3291	}	3453	}
…		…
3300		3462
3301	cf::anim::invalidate_all; # d'oh	3463	cf::anim::invalidate_all; # d'oh
3302	}	3464	}
3303		3465
3304	{	3466	{
3305	# TODO: for gcfclient pleasure, we should give resources
3306	# that gcfclient doesn't grok a >10000 face index.
3307	my $res = $facedata->{resource};	3467	my $res = $facedata->{resource};
3308		3468
3309	while (my ($name, $info) = each %$res) {	3469	while (my ($name, $info) = each %$res) {
3310	if (defined $info->{type}) {	3470	if (defined $info->{type}) {
3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3471	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3312	my $data;
3313		3472
3314	if ($info->{type} & 1) {	3473	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3315	# prepend meta info
3316
3317	my $meta = $enc->encode ({
3318	name => $name,
3319	%{ $info->{meta} || {} },
3320	});
3321
3322	$data = pack "(w/a*)*", $meta, $info->{data};
3323	} else {
3324	$data = $info->{data};
3325	}
3326
3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3328	cf::face::set_type $idx, $info->{type};	3474	cf::face::set_type $idx, $info->{type};
3329	} else {	3475	} else {
3330	$RESOURCE{$name} = $info;	3476	$RESOURCE{$name} = $info; # unused
3331	}	3477	}
3332		3478
3333	cf::cede_to_tick;	3479	cf::cede_to_tick;
3334	}	3480	}
3335	}	3481	}
3336		3482
3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3483	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3338		3484
3339	1	3485	1
3340	}	3486	}
3341
3342	cf::global->attach (on_resource_update => sub {
3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3345
3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3347	my $sound = $soundconf->{compat}[$_]
3348	or next;
3349
3350	my $face = cf::face::find "sound/$sound->[1]";
3351	cf::sound::set $sound->[0] => $face;
3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3353	}
3354
3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
3356	my $face = cf::face::find "sound/$v";
3357	cf::sound::set $k => $face;
3358	}
3359	}
3360	});
3361		3487
3362	register_exticmd fx_want => sub {	3488	register_exticmd fx_want => sub {
3363	my ($ns, $want) = @_;	3489	my ($ns, $want) = @_;
3364		3490
3365	while (my ($k, $v) = each %$want) {	3491	while (my ($k, $v) = each %$want) {
…		…
3404	sub reload_treasures {	3530	sub reload_treasures {
3405	load_resource_file "$DATADIR/treasures"	3531	load_resource_file "$DATADIR/treasures"
3406	or die "unable to load treasurelists\n";	3532	or die "unable to load treasurelists\n";
3407	}	3533	}
3408		3534
		3535	sub reload_sound {
		3536	trace "loading sound config from $DATADIR/sound\n";
		3537
		3538	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3539	or die "$DATADIR/sound $!";
		3540
		3541	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3542
		3543	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3544	my $sound = $soundconf->{compat}[$_]
		3545	or next;
		3546
		3547	my $face = cf::face::find "sound/$sound->[1]";
		3548	cf::sound::set $sound->[0] => $face;
		3549	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3550	}
		3551
		3552	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3553	my $face = cf::face::find "sound/$v";
		3554	cf::sound::set $k => $face;
		3555	}
		3556	}
		3557
3409	sub reload_resources {	3558	sub reload_resources {
3410	warn "reloading resource files...\n";	3559	trace "reloading resource files...\n";
3411		3560
		3561	reload_exp_table;
		3562	reload_materials;
3412	reload_facedata;	3563	reload_facedata;
		3564	reload_sound;
3413	reload_archetypes;	3565	reload_archetypes;
3414	reload_regions;	3566	reload_regions;
3415	reload_treasures;	3567	reload_treasures;
3416		3568
3417	warn "finished reloading resource files\n";	3569	trace "finished reloading resource files\n";
3418	}
3419
3420	sub init {
3421	my $guard = freeze_mainloop;
3422
3423	evthread_start IO::AIO::poll_fileno;
3424
3425	reload_resources;
3426	}	3570	}
3427		3571
3428	sub reload_config {	3572	sub reload_config {
3429	open my $fh, "<:utf8", "$CONFDIR/config"	3573	trace "reloading config file...\n";
3430	or return;
3431		3574
3432	local $/;	3575	0 < aio_load "$CONFDIR/config", my $config
3433	*CFG = YAML::Load <$fh>;	3576	or die "$CONFDIR/config: $!";
3434		3577
		3578	utf8::decode $config;
		3579	*CFG = yaml_load $config;
		3580
3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3581	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3436		3582
3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3583	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3584	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3439		3585
3440	if (exists $CFG{mlockall}) {	3586	if (exists $CFG{mlockall}) {
…		…
3444	};	3590	};
3445	warn $@ if $@;	3591	warn $@ if $@;
3446	}	3592	}
3447	}	3593	}
3448		3594
		3595	sub pidfile() {
		3596	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3597	or die "$PIDFILE: $!";
		3598	flock $fh, &Fcntl::LOCK_EX
		3599	or die "$PIDFILE: flock: $!";
		3600	$fh
		3601	}
		3602
		3603	# make sure only one server instance is running at any one time
		3604	sub atomic {
		3605	my $fh = pidfile;
		3606
		3607	my $pid = <$fh>;
		3608	kill 9, $pid if $pid > 0;
		3609
		3610	seek $fh, 0, 0;
		3611	print $fh $$;
		3612	}
		3613
		3614	sub main_loop {
		3615	trace "EV::loop starting\n";
		3616	if (1) {
		3617	EV::loop;
		3618	}
		3619	trace "EV::loop returned\n";
		3620	goto &main_loop unless $REALLY_UNLOOP;
		3621	}
		3622
3449	sub main {	3623	sub main {
		3624	cf::init_globals; # initialise logging
		3625
		3626	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3627	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3628	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3629	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3630
		3631	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3632
3450	# we must not ever block the main coroutine	3633	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3634	local $Coro::idle = sub {
3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3635	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453	(async {	3636	(async {
3454	$Coro::current->{desc} = "IDLE BUG HANDLER";	3637	$Coro::current->{desc} = "IDLE BUG HANDLER";
3455	EV::loop EV::LOOP_ONESHOT;	3638	EV::loop EV::LOOP_ONESHOT;
3456	})->prio (Coro::PRIO_MAX);	3639	})->prio (Coro::PRIO_MAX);
3457	};	3640	};
3458		3641
3459	{	3642	evthread_start IO::AIO::poll_fileno;
3460	my $guard = freeze_mainloop;	3643
		3644	cf::sync_job {
		3645	cf::incloader::init ();
		3646
		3647	cf::init_anim;
		3648	cf::init_attackmess;
		3649	cf::init_dynamic;
		3650
		3651	cf::load_settings;
		3652
		3653	reload_resources;
3461	reload_config;	3654	reload_config;
3462	db_init;	3655	db_init;
		3656
		3657	cf::init_uuid;
		3658	cf::init_signals;
		3659	cf::init_skills;
		3660
		3661	cf::init_beforeplay;
		3662
		3663	atomic;
		3664
3463	load_extensions;	3665	load_extensions;
3464		3666
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3667	utime time, time, $RUNTIMEFILE;
		3668
		3669	# no (long-running) fork's whatsoever before this point(!)
		3670	use POSIX ();
		3671	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3672
		3673	cf::_post_init 0;
3466	}	3674	};
3467		3675
3468	EV::loop;	3676	cf::object::thawer::errors_are_fatal 0;
		3677	info "parse errors in files are no longer fatal from this point on.\n";
		3678
		3679	my $free_main; $free_main = EV::idle sub {
		3680	undef $free_main;
		3681	undef &main; # free gobs of memory :)
		3682	};
		3683
		3684	goto &main_loop;
3469	}	3685	}
3470		3686
3471	#############################################################################	3687	#############################################################################
3472	# initialisation and cleanup	3688	# initialisation and cleanup
3473		3689
3474	# install some emergency cleanup handlers	3690	# install some emergency cleanup handlers
3475	BEGIN {	3691	BEGIN {
3476	our %SIGWATCHER = ();	3692	our %SIGWATCHER = ();
3477	for my $signal (qw(INT HUP TERM)) {	3693	for my $signal (qw(INT HUP TERM)) {
3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3694	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3479	cf::cleanup "SIG$signal";	3695	cf::cleanup "SIG$signal";
3480	};	3696	};
3481	}	3697	}
3482	}	3698	}
3483		3699
3484	sub write_runtime_sync {	3700	sub write_runtime_sync {
3485	my $runtime = "$LOCALDIR/runtime";	3701	my $t0 = AE::time;
3486		3702
3487	# first touch the runtime file to show we are still running:	3703	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3704	# the fsync below can take a very very long time.
3489		3705
3490	IO::AIO::aio_utime $runtime, undef, undef;	3706	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3707
3492	my $guard = cf::lock_acquire "write_runtime";	3708	my $guard = cf::lock_acquire "write_runtime";
3493		3709
3494	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3710	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3711	or return;
3496		3712
3497	my $value = $cf::RUNTIME + 90 + 10;	3713	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3714	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3715	# 60 allows for the watchdog to kill the server.
…		…
3509	aio_utime $fh, undef, undef;	3725	aio_utime $fh, undef, undef;
3510		3726
3511	close $fh	3727	close $fh
3512	or return;	3728	or return;
3513		3729
3514	aio_rename "$runtime~", $runtime	3730	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3731	and return;
3516		3732
3517	warn "runtime file written.\n";	3733	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3734
3519	1	3735	1
3520	}	3736	}
3521		3737
3522	our $uuid_lock;	3738	our $uuid_lock;
…		…
3531	my $uuid = "$LOCALDIR/uuid";	3747	my $uuid = "$LOCALDIR/uuid";
3532		3748
3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3749	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3534	or return;	3750	or return;
3535		3751
3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3752	my $value = uuid_seq uuid_cur;
		3753
		3754	unless ($value) {
		3755	info "cowardly refusing to write zero uuid value!\n";
		3756	return;
		3757	}
		3758
		3759	my $value = uuid_str $value + $uuid_skip;
3537	$uuid_skip = 0;	3760	$uuid_skip = 0;
3538		3761
3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3762	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3540	and return;	3763	and return;
3541		3764
…		…
3547	or return;	3770	or return;
3548		3771
3549	aio_rename "$uuid~", $uuid	3772	aio_rename "$uuid~", $uuid
3550	and return;	3773	and return;
3551		3774
3552	warn "uuid file written ($value).\n";	3775	trace "uuid file written ($value).\n";
3553		3776
3554	1	3777	1
3555		3778
3556	}	3779	}
3557		3780
…		…
3563	}	3786	}
3564		3787
3565	sub emergency_save() {	3788	sub emergency_save() {
3566	my $freeze_guard = cf::freeze_mainloop;	3789	my $freeze_guard = cf::freeze_mainloop;
3567		3790
3568	warn "enter emergency perl save\n";	3791	info "emergency_perl_save: enter\n";
		3792
		3793	# this is a trade-off: we want to be very quick here, so
		3794	# save all maps without fsync, and later call a global sync
		3795	# (which in turn might be very very slow)
		3796	local $USE_FSYNC = 0;
3569		3797
3570	cf::sync_job {	3798	cf::sync_job {
		3799	cf::write_runtime_sync; # external watchdog should not bark
		3800
3571	# use a peculiar iteration method to avoid tripping on perl	3801	# use a peculiar iteration method to avoid tripping on perl
3572	# refcount bugs in for. also avoids problems with players	3802	# refcount bugs in for. also avoids problems with players
3573	# and maps saved/destroyed asynchronously.	3803	# and maps saved/destroyed asynchronously.
3574	warn "begin emergency player save\n";	3804	info "emergency_perl_save: begin player save\n";
3575	for my $login (keys %cf::PLAYER) {	3805	for my $login (keys %cf::PLAYER) {
3576	my $pl = $cf::PLAYER{$login} or next;	3806	my $pl = $cf::PLAYER{$login} or next;
3577	$pl->valid or next;	3807	$pl->valid or next;
3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3808	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3579	$pl->save;	3809	$pl->save;
3580	}	3810	}
3581	warn "end emergency player save\n";	3811	info "emergency_perl_save: end player save\n";
3582		3812
3583	warn "begin emergency map save\n";	3813	cf::write_runtime_sync; # external watchdog should not bark
		3814
		3815	info "emergency_perl_save: begin map save\n";
3584	for my $path (keys %cf::MAP) {	3816	for my $path (keys %cf::MAP) {
3585	my $map = $cf::MAP{$path} or next;	3817	my $map = $cf::MAP{$path} or next;
3586	$map->valid or next;	3818	$map->valid or next;
3587	$map->save;	3819	$map->save;
3588	}	3820	}
3589	warn "end emergency map save\n";	3821	info "emergency_perl_save: end map save\n";
3590		3822
3591	warn "begin emergency database checkpoint\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin database checkpoint\n";
3592	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3593	warn "end emergency database checkpoint\n";	3827	info "emergency_perl_save: end database checkpoint\n";
3594		3828
3595	warn "begin write uuid\n";	3829	info "emergency_perl_save: begin write uuid\n";
3596	write_uuid_sync 1;	3830	write_uuid_sync 1;
3597	warn "end write uuid\n";	3831	info "emergency_perl_save: end write uuid\n";
		3832
		3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	trace "emergency_perl_save: syncing database to disk";
		3836	BDB::db_env_txn_checkpoint $DB_ENV;
		3837
		3838	info "emergency_perl_save: starting sync\n";
		3839	IO::AIO::aio_sync sub {
		3840	info "emergency_perl_save: finished sync\n";
		3841	};
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: flushing outstanding aio requests";
		3846	while (IO::AIO::nreqs || BDB::nreqs) {
		3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3848	}
		3849
		3850	cf::write_runtime_sync; # external watchdog should not bark
3598	};	3851	};
3599		3852
3600	warn "leave emergency perl save\n";	3853	info "emergency_perl_save: leave\n";
3601	}	3854	}
3602		3855
3603	sub post_cleanup {	3856	sub post_cleanup {
3604	my ($make_core) = @_;	3857	my ($make_core) = @_;
3605		3858
		3859	IO::AIO::flush;
		3860
3606	warn Carp::longmess "post_cleanup backtrace"	3861	error Carp::longmess "post_cleanup backtrace"
3607	if $make_core;	3862	if $make_core;
		3863
		3864	my $fh = pidfile;
		3865	unlink $PIDFILE if <$fh> == $$;
3608	}	3866	}
3609		3867
3610	# a safer delete_package, copied from Symbol	3868	# a safer delete_package, copied from Symbol
3611	sub clear_package($) {	3869	sub clear_package($) {
3612	my $pkg = shift;	3870	my $pkg = shift;
…		…
3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3886	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3629	for my $name (keys %$leaf_symtab) {	3887	for my $name (keys %$leaf_symtab) {
3630	_gv_clear *{"$pkg$name"};	3888	_gv_clear *{"$pkg$name"};
3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3889	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3632	}	3890	}
3633	warn "cleared package #$pkg\n";#d#
3634	}	3891	}
3635
3636	our $RELOAD; # how many times to reload
3637		3892
3638	sub do_reload_perl() {	3893	sub do_reload_perl() {
3639	# can/must only be called in main	3894	# can/must only be called in main
3640	if ($Coro::current != $Coro::main) {	3895	unless (in_main) {
3641	warn "can only reload from main coroutine";	3896	error "can only reload from main coroutine";
3642	return;	3897	return;
3643	}	3898	}
3644		3899
3645	return if $RELOAD++;	3900	return if $RELOAD++;
3646		3901
		3902	my $t1 = AE::time;
		3903
3647	while ($RELOAD) {	3904	while ($RELOAD) {
3648	warn "reloading...";	3905	cf::get_slot 0.1, -1, "reload_perl";
		3906	info "perl_reload: reloading...";
3649		3907
3650	warn "entering sync_job";	3908	trace "perl_reload: entering sync_job";
3651		3909
3652	cf::sync_job {	3910	cf::sync_job {
3653	cf::write_runtime_sync; # external watchdog should not bark
3654	cf::emergency_save;	3911	#cf::emergency_save;
3655	cf::write_runtime_sync; # external watchdog should not bark
3656		3912
3657	warn "syncing database to disk";
3658	BDB::db_env_txn_checkpoint $DB_ENV;
3659
3660	# if anything goes wrong in here, we should simply crash as we already saved
3661
3662	warn "flushing outstanding aio requests";
3663	while (IO::AIO::nreqs || BDB::nreqs) {
3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3665	}
3666
3667	warn "cancelling all extension coros";	3913	trace "perl_reload: cancelling all extension coros";
3668	$_->cancel for values %EXT_CORO;	3914	$_->cancel for values %EXT_CORO;
3669	%EXT_CORO = ();	3915	%EXT_CORO = ();
3670		3916
3671	warn "removing commands";	3917	trace "perl_reload: removing commands";
3672	%COMMAND = ();	3918	%COMMAND = ();
3673		3919
3674	warn "removing ext/exti commands";	3920	trace "perl_reload: removing ext/exti commands";
3675	%EXTCMD = ();	3921	%EXTCMD = ();
3676	%EXTICMD = ();	3922	%EXTICMD = ();
3677		3923
3678	warn "unloading/nuking all extensions";	3924	trace "perl_reload: unloading/nuking all extensions";
3679	for my $pkg (@EXTS) {	3925	for my $pkg (@EXTS) {
3680	warn "... unloading $pkg";	3926	trace "... unloading $pkg";
3681		3927
3682	if (my $cb = $pkg->can ("unload")) {	3928	if (my $cb = $pkg->can ("unload")) {
3683	eval {	3929	eval {
3684	$cb->($pkg);	3930	$cb->($pkg);
3685	1	3931	1
3686	} or warn "$pkg unloaded, but with errors: $@";	3932	} or error "$pkg unloaded, but with errors: $@";
3687	}	3933	}
3688		3934
3689	warn "... clearing $pkg";	3935	trace "... clearing $pkg";
3690	clear_package $pkg;	3936	clear_package $pkg;
3691	}	3937	}
3692		3938
3693	warn "unloading all perl modules loaded from $LIBDIR";	3939	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3694	while (my ($k, $v) = each %INC) {	3940	while (my ($k, $v) = each %INC) {
3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3941	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3696		3942
3697	warn "... unloading $k";	3943	trace "... unloading $k";
3698	delete $INC{$k};	3944	delete $INC{$k};
3699		3945
3700	$k =~ s/\.pm$//;	3946	$k =~ s/\.pm$//;
3701	$k =~ s/\//::/g;	3947	$k =~ s/\//::/g;
3702		3948
…		…
3705	}	3951	}
3706		3952
3707	clear_package $k;	3953	clear_package $k;
3708	}	3954	}
3709		3955
3710	warn "getting rid of safe::, as good as possible";	3956	trace "perl_reload: getting rid of safe::, as good as possible";
3711	clear_package "safe::$_"	3957	clear_package "safe::$_"
3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3958	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3713		3959
3714	warn "unloading cf.pm \"a bit\"";	3960	trace "perl_reload: unloading cf.pm \"a bit\"";
3715	delete $INC{"cf.pm"};	3961	delete $INC{"cf.pm"};
3716	delete $INC{"cf/pod.pm"};	3962	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3717		3963
3718	# don't, removes xs symbols, too,	3964	# don't, removes xs symbols, too,
3719	# and global variables created in xs	3965	# and global variables created in xs
3720	#clear_package __PACKAGE__;	3966	#clear_package __PACKAGE__;
3721		3967
3722	warn "unload completed, starting to reload now";	3968	info "perl_reload: unload completed, starting to reload now";
3723		3969
3724	warn "reloading cf.pm";	3970	trace "perl_reload: reloading cf.pm";
3725	require cf;	3971	require cf;
3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3972	cf::_connect_to_perl_1;
3727		3973
3728	warn "loading config and database again";	3974	trace "perl_reload: loading config and database again";
3729	cf::reload_config;	3975	cf::reload_config;
3730		3976
3731	warn "loading extensions";	3977	trace "perl_reload: loading extensions";
3732	cf::load_extensions;	3978	cf::load_extensions;
3733		3979
		3980	if ($REATTACH_ON_RELOAD) {
3734	warn "reattaching attachments to objects/players";	3981	trace "perl_reload: reattaching attachments to objects/players";
3735	_global_reattach; # objects, sockets	3982	_global_reattach; # objects, sockets
3736	warn "reattaching attachments to maps";	3983	trace "perl_reload: reattaching attachments to maps";
3737	reattach $_ for values %MAP;	3984	reattach $_ for values %MAP;
3738	warn "reattaching attachments to players";	3985	trace "perl_reload: reattaching attachments to players";
3739	reattach $_ for values %PLAYER;	3986	reattach $_ for values %PLAYER;
		3987	}
3740		3988
3741	warn "leaving sync_job";	3989	cf::_post_init 1;
		3990
		3991	trace "perl_reload: leaving sync_job";
3742		3992
3743	1	3993	1
3744	} or do {	3994	} or do {
3745	warn $@;	3995	error $@;
3746	cf::cleanup "error while reloading, exiting.";	3996	cf::cleanup "perl_reload: error, exiting.";
3747	};	3997	};
3748		3998
3749	warn "reloaded";
3750	--$RELOAD;	3999	--$RELOAD;
3751	}	4000	}
		4001
		4002	$t1 = AE::time - $t1;
		4003	info "perl_reload: completed in ${t1}s\n";
3752	};	4004	};
3753		4005
3754	our $RELOAD_WATCHER; # used only during reload	4006	our $RELOAD_WATCHER; # used only during reload
3755		4007
3756	sub reload_perl() {	4008	sub reload_perl() {
3757	# doing reload synchronously and two reloads happen back-to-back,	4009	# doing reload synchronously and two reloads happen back-to-back,
3758	# coro crashes during coro_state_free->destroy here.	4010	# coro crashes during coro_state_free->destroy here.
3759		4011
		4012	$RELOAD_WATCHER ||= cf::async {
		4013	Coro::AIO::aio_wait cache_extensions;
		4014
3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4015	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4016	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4017	undef $RELOAD_WATCHER;
		4018	};
3763	};	4019	};
3764	}	4020	}
3765		4021
3766	register_command "reload" => sub {	4022	register_command "reload" => sub {
3767	my ($who, $arg) = @_;	4023	my ($who, $arg) = @_;
…		…
3773	reload_perl;	4029	reload_perl;
3774	};	4030	};
3775	}	4031	}
3776	};	4032	};
3777		4033
3778	unshift @INC, $LIBDIR;	4034	#############################################################################
3779		4035
3780	my $bug_warning = 0;	4036	my $bug_warning = 0;
3781		4037
3782	our @WAIT_FOR_TICK;	4038	our @WAIT_FOR_TICK;
3783	our @WAIT_FOR_TICK_BEGIN;	4039	our @WAIT_FOR_TICK_BEGIN;
3784		4040
3785	sub wait_for_tick {	4041	sub wait_for_tick() {
3786	return if tick_inhibit || $Coro::current == $Coro::main;	4042	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3787		4043
3788	my $signal = new Coro::Signal;	4044	my $signal = new Coro::Signal;
3789	push @WAIT_FOR_TICK, $signal;	4045	push @WAIT_FOR_TICK, $signal;
3790	$signal->wait;	4046	$signal->wait;
3791	}	4047	}
3792		4048
3793	sub wait_for_tick_begin {	4049	sub wait_for_tick_begin() {
3794	return if tick_inhibit || $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3795		4051
3796	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3797	push @WAIT_FOR_TICK_BEGIN, $signal;	4053	push @WAIT_FOR_TICK_BEGIN, $signal;
3798	$signal->wait;	4054	$signal->wait;
3799	}	4055	}
…		…
3805	return;	4061	return;
3806	}	4062	}
3807		4063
3808	cf::server_tick; # one server iteration	4064	cf::server_tick; # one server iteration
3809		4065
		4066	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4067
3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4068	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4069	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3812	Coro::async_pool {	4070	Coro::async_pool {
3813	$Coro::current->{desc} = "runtime saver";	4071	$Coro::current->{desc} = "runtime saver";
3814	write_runtime_sync	4072	write_runtime_sync
3815	or warn "ERROR: unable to write runtime file: $!";	4073	or error "ERROR: unable to write runtime file: $!";
3816	};	4074	};
3817	}	4075	}
3818		4076
3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4077	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3820	$sig->send;	4078	$sig->send;
…		…
3828		4086
3829	if (0) {	4087	if (0) {
3830	if ($NEXT_TICK) {	4088	if ($NEXT_TICK) {
3831	my $jitter = $TICK_START - $NEXT_TICK;	4089	my $jitter = $TICK_START - $NEXT_TICK;
3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4090	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3833	warn "jitter $JITTER\n";#d#	4091	debug "jitter $JITTER\n";#d#
3834	}	4092	}
3835	}	4093	}
3836	}	4094	}
3837		4095
3838	{	4096	{
3839	# configure BDB	4097	# configure BDB
3840		4098
3841	BDB::min_parallel 8;	4099	BDB::min_parallel 16;
3842	BDB::max_poll_reqs $TICK * 0.1;	4100	BDB::max_poll_reqs $TICK * 0.1;
3843	$AnyEvent::BDB::WATCHER->priority (1);	4101	$AnyEvent::BDB::WATCHER->priority (1);
3844		4102
3845	unless ($DB_ENV) {	4103	unless ($DB_ENV) {
3846	$DB_ENV = BDB::db_env_create;	4104	$DB_ENV = BDB::db_env_create;
…		…
3883	IO::AIO::min_parallel 8;	4141	IO::AIO::min_parallel 8;
3884	IO::AIO::max_poll_time $TICK * 0.1;	4142	IO::AIO::max_poll_time $TICK * 0.1;
3885	undef $AnyEvent::AIO::WATCHER;	4143	undef $AnyEvent::AIO::WATCHER;
3886	}	4144	}
3887		4145
3888	my $_log_backtrace;	4146	our $_log_backtrace;
		4147	our $_log_backtrace_last;
3889		4148
3890	sub _log_backtrace {	4149	sub _log_backtrace {
3891	my ($msg, @addr) = @_;	4150	my ($msg, @addr) = @_;
3892		4151
3893	$msg =~ s/\n//;	4152	$msg =~ s/\n$//;
3894		4153
		4154	if ($_log_backtrace_last eq $msg) {
		4155	LOG llevInfo, "[ABT] $msg\n";
		4156	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3895	# limit the # of concurrent backtraces	4157	# limit the # of concurrent backtraces
3896	if ($_log_backtrace < 2) {	4158	} elsif ($_log_backtrace < 2) {
		4159	$_log_backtrace_last = $msg;
3897	++$_log_backtrace;	4160	++$_log_backtrace;
		4161	my $perl_bt = Carp::longmess $msg;
3898	async {	4162	async {
3899	$Coro::current->{desc} = "abt $msg";	4163	$Coro::current->{desc} = "abt $msg";
3900		4164
3901	my @bt = fork_call {	4165	my @bt = fork_call {
3902	@addr = map { sprintf "%x", $_ } @addr;	4166	@addr = map { sprintf "%x", $_ } @addr;
…		…
3913	}	4177	}
3914		4178
3915	@funcs	4179	@funcs
3916	};	4180	};
3917		4181
3918	LOG llevInfo, "[ABT] $msg\n";	4182	LOG llevInfo, "[ABT] $perl_bt\n";
		4183	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3919	LOG llevInfo, "[ABT] $_\n" for @bt;	4184	LOG llevInfo, "[ABT] $_\n" for @bt;
3920	--$_log_backtrace;	4185	--$_log_backtrace;
3921	};	4186	};
3922	} else {	4187	} else {
3923	LOG llevInfo, "[ABT] $msg\n";	4188	LOG llevInfo, "[ABT] $msg\n";
3924	LOG llevInfo, "[ABT] [suppressed]\n";	4189	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3925	}	4190	}
3926	}	4191	}
3927		4192
3928	# load additional modules	4193	# load additional modules
3929	use cf::pod;	4194	require "cf/$_.pm" for @EXTRA_MODULES;
		4195	cf::_connect_to_perl_2;
3930		4196
3931	END { cf::emergency_save }	4197	END { cf::emergency_save }
3932		4198
3933	1	4199	1
3934		4200

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