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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 2007 UTC vs.
Revision 1.448 by root, Fri Sep 19 05:30:23 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		68
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	{
		72	# very ugly, but ensure we acquire the storable lock
		73
		74	sub net_mstore {
		75	my $guard = Coro::Storable::guard;
		76	&Storable::net_mstore
		77	}
		78
		79	sub mretrieve {
		80	my $guard = Coro::Storable::guard;
		81	&Storable::mretrieve
		82	}
		83
		84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";
		85	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		86	}
48		87
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	88	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		89
51	our %COMMAND = ();	90	our %COMMAND = ();
52	our %COMMAND_TIME = ();	91	our %COMMAND_TIME = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
59		98
60	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far
61	our @EVENT;	100	our @EVENT;
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	107	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	108	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	111	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	112	our $BDBDIR = "$LOCALDIR/db";
		113	our $PIDFILE = "$LOCALDIR/pid";
		114	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		115
		116	our %RESOURCE;
74		117
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	118	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	120	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	121	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		122
		123	our $BDB_DEADLOCK_WATCHER;
		124	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	125	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	126	our $DB_ENV;
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
101		145
102	binmode STDOUT;	146	binmode STDOUT;
103	binmode STDERR;	147	binmode STDERR;
104		148
105	# read virtual server time, if available	149	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	150	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	151	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	152	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	153	$RUNTIME = <$fh> + 0.;
110	}	154	}
111		155
112	mkdir $_	156	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		202
159	The raw value load value from the last tick.	203	The raw value load value from the last tick.
160		204
161	=item %cf::CFG	205	=item %cf::CFG
162		206
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	207	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	208	from wherever your confdir points to.
165		209
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	210	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		211
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	230	$msg .= "\n"
187	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
188		232
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		234
191	utf8::encode $msg;
192	LOG llevError, $msg;	235	LOG llevError, $msg;
193	};	236	};
194	}	237	}
		238
		239	$Coro::State::DIEHOOK = sub {
		240	return unless $^S eq 0; # "eq", not "=="
		241
		242	if ($Coro::current == $Coro::main) {#d#
		243	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		244	return;#d#
		245	}#d#
		246
		247	# kill coroutine otherwise
		248	warn Carp::longmess $_[0];
		249	Coro::terminate
		250	};
		251
		252	$SIG{__DIE__} = sub { }; #d#?
195		253
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	264	for my $pkg (qw(
207	cf::global cf::attachable	265	cf::global cf::attachable
208	cf::object cf::object::player	266	cf::object cf::object::player
209	cf::client cf::player	267	cf::client cf::player
210	cf::arch cf::living	268	cf::arch cf::living
		269	cf::map cf::mapspace
211	cf::map cf::party cf::region	270	cf::party cf::region
212	)) {	271	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	273	}
216		274
217	$Event::DIED = sub {	275	$EV::DIED = sub {
218	warn "error in event callback: @_";	276	warn "error in event callback: @_";
219	};	277	};
220		278
221	#############################################################################	279	#############################################################################
222		280
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	304	$d
247	} || "[unable to dump $_[0]: '$@']";	305	} || "[unable to dump $_[0]: '$@']";
248	}	306	}
249		307
250	=item $ref = cf::from_json $json	308	=item $ref = cf::decode_json $json
251		309
252	Converts a JSON string into the corresponding perl data structure.	310	Converts a JSON string into the corresponding perl data structure.
253		311
254	=item $json = cf::to_json $ref	312	=item $json = cf::encode_json $ref
255		313
256	Converts a perl data structure into its JSON representation.	314	Converts a perl data structure into its JSON representation.
257		315
258	=cut	316	=cut
259		317
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		319
262	sub to_json ($) { $json_coder->encode ($_[0]) }	320	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	321	sub decode_json($) { $json_coder->decode ($_[0]) }
264		322
265	=item cf::lock_wait $string	323	=item cf::lock_wait $string
266		324
267	Wait until the given lock is available. See cf::lock_acquire.	325	Wait until the given lock is available. See cf::lock_acquire.
268		326
…		…
271	Wait until the given lock is available and then acquires it and returns	329	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	330	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	331	for example when the coroutine gets canceled), the lock is automatically
274	returned.	332	returned.
275		333
		334	Locks are *not* recursive, locking from the same coro twice results in a
		335	deadlocked coro.
		336
276	Lock names should begin with a unique identifier (for example, cf::map::find	337	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	338	uses map_find and cf::map::load uses map_load).
278		339
279	=item $locked = cf::lock_active $string	340	=item $locked = cf::lock_active $string
280		341
281	Return true if the lock is currently active, i.e. somebody has locked it.	342	Return true if the lock is currently active, i.e. somebody has locked it.
282		343
283	=cut	344	=cut
284		345
285	our %LOCK;	346	our %LOCK;
		347	our %LOCKER;#d#
286		348
287	sub lock_wait($) {	349	sub lock_wait($) {
288	my ($key) = @_;	350	my ($key) = @_;
		351
		352	if ($LOCKER{$key} == $Coro::current) {#d#
		353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		354	return;#d#
		355	}#d#
289		356
290	# wait for lock, if any	357	# wait for lock, if any
291	while ($LOCK{$key}) {	358	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	359	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	360	Coro::schedule;
…		…
299		366
300	# wait, to be sure we are not locked	367	# wait, to be sure we are not locked
301	lock_wait $key;	368	lock_wait $key;
302		369
303	$LOCK{$key} = [];	370	$LOCK{$key} = [];
		371	$LOCKER{$key} = $Coro::current;#d#
304		372
305	Coro::guard {	373	Coro::guard {
		374	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	375	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	376	$_->ready for @{ delete $LOCK{$key} };
308	}	377	}
309	}	378	}
310		379
…		…
313		382
314	! ! $LOCK{$key}	383	! ! $LOCK{$key}
315	}	384	}
316		385
317	sub freeze_mainloop {	386	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	387	tick_inhibit_inc;
319		388
320	my $guard = Coro::guard {	389	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	390	}
322	};	391
323	$TICK_WATCHER->stop;	392	=item cf::periodic $interval, $cb
324	$guard	393
		394	Like EV::periodic, but randomly selects a starting point so that the actions
		395	get spread over timer.
		396
		397	=cut
		398
		399	sub periodic($$) {
		400	my ($interval, $cb) = @_;
		401
		402	my $start = rand List::Util::min 180, $interval;
		403
		404	EV::periodic $start, $interval, 0, $cb
325	}	405	}
326		406
327	=item cf::get_slot $time[, $priority[, $name]]	407	=item cf::get_slot $time[, $priority[, $name]]
328		408
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	409	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	420	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	421	our $SLOT_QUEUE;
342		422
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	424	$SLOT_QUEUE = Coro::async {
		425	$Coro::current->desc ("timeslot manager");
		426
345	my $signal = new Coro::Signal;	427	my $signal = new Coro::Signal;
346		428
347	while () {	429	while () {
348	next_job:	430	next_job:
349	my $avail = cf::till_tick;	431	my $avail = cf::till_tick;
…		…
357	}	439	}
358	}	440	}
359	}	441	}
360		442
361	if (@SLOT_QUEUE) {	443	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	444	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	445	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	446	$signal->wait;
365	} else {	447	} else {
366	Coro::schedule;	448	Coro::schedule;
367	}	449	}
368	}	450	}
369	};	451	};
370		452
371	sub get_slot($;$$) {	453	sub get_slot($;$$) {
		454	return if tick_inhibit || $Coro::current == $Coro::main;
		455
372	my ($time, $pri, $name) = @_;	456	my ($time, $pri, $name) = @_;
373		457
374	$time = $TICK * .6 if $time > $TICK * .6;	458	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	459	my $sig = new Coro::Signal;
376		460
…		…
390		474
391	BEGIN { *async = \&Coro::async_pool }	475	BEGIN { *async = \&Coro::async_pool }
392		476
393	=item cf::sync_job { BLOCK }	477	=item cf::sync_job { BLOCK }
394		478
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	479	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	480	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	481	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	482	acceptable.
399		483
400	If it must be done, put the blocking parts into C<sync_job>. This will run	484	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	485	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		490
407	sub sync_job(&) {	491	sub sync_job(&) {
408	my ($job) = @_;	492	my ($job) = @_;
409		493
410	if ($Coro::current == $Coro::main) {	494	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	495	my $time = EV::time;
412		496
413	# this is the main coro, too bad, we have to block	497	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	498	# till the operation succeeds, freezing the server :/
415		499
416	# TODO: use suspend/resume instead	500	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	501
418	my $freeze_guard = freeze_mainloop;	502	my $freeze_guard = freeze_mainloop;
419		503
420	my $busy = 1;	504	my $busy = 1;
421	my @res;	505	my @res;
422		506
423	(async {	507	(async {
		508	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	509	@res = eval { $job->() };
425	warn $@ if $@;	510	warn $@ if $@;
426	undef $busy;	511	undef $busy;
427	})->prio (Coro::PRIO_MAX);	512	})->prio (Coro::PRIO_MAX);
428		513
429	while ($busy) {	514	while ($busy) {
430	Coro::cede or Event::one_event;	515	if (Coro::nready) {
		516	Coro::cede_notself;
		517	} else {
		518	EV::loop EV::LOOP_ONESHOT;
431	}	519	}
		520	}
432		521
433	$time = Event::time - $time;	522	my $time = EV::time - $time;
434		523
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	524	$TICK_START += $time; # do not account sync jobs to server load
439		525
440	wantarray ? @res : $res[0]	526	wantarray ? @res : $res[0]
441	} else {	527	} else {
442	# we are in another coroutine, how wonderful, everything just works	528	# we are in another coroutine, how wonderful, everything just works
443		529
…		…
468	=item fork_call { }, $args	554	=item fork_call { }, $args
469		555
470	Executes the given code block with the given arguments in a seperate	556	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	557	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	558	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	559	never block itself or use any form of event handling.
474		560
475	=cut	561	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		562
486	sub fork_call(&@) {	563	sub fork_call(&@) {
487	my ($cb, @args) = @_;	564	my ($cb, @args) = @_;
488		565
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	566	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	567	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	568	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		569
494	if (my $pid = fork) {	570	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	571	reset_signals;
508	local $SIG{__WARN__};	572	&$cb
509	local $SIG{__DIE__};	573	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		574
516	eval {	575	wantarray ? @res : $res[-1]
517	close $fh1;	576	}
518		577
519	my @res = eval { $cb->(@args) };	578	=item $coin = coin_from_name $name
520		579
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	580	=cut
522	close $fh2;
523	};
524		581
525	warn $@ if $@;	582	our %coin_alias = (
526	_exit 0;	583	"silver" => "silvercoin",
527	}	584	"silvercoin" => "silvercoin",
		585	"silvercoins" => "silvercoin",
		586	"gold" => "goldcoin",
		587	"goldcoin" => "goldcoin",
		588	"goldcoins" => "goldcoin",
		589	"platinum" => "platinacoin",
		590	"platinumcoin" => "platinacoin",
		591	"platinumcoins" => "platinacoin",
		592	"platina" => "platinacoin",
		593	"platinacoin" => "platinacoin",
		594	"platinacoins" => "platinacoin",
		595	"royalty" => "royalty",
		596	"royalties" => "royalty",
		597	);
		598
		599	sub coin_from_name($) {
		600	$coin_alias{$_[0]}
		601	? cf::arch::find $coin_alias{$_[0]}
		602	: undef
528	}	603	}
529		604
530	=item $value = cf::db_get $family => $key	605	=item $value = cf::db_get $family => $key
531		606
532	Returns a single value from the environment database.	607	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	609	=item cf::db_put $family => $key => $value
535		610
536	Stores the given C<$value> in the family. It can currently store binary	611	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	612	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		613
		614	=item $db = cf::db_table "name"
		615
		616	Create and/or open a new database table. The string must not be "db" and must be unique
		617	within each server.
		618
539	=cut	619	=cut
		620
		621	sub db_table($) {
		622	my ($name) = @_;
		623	my $db = BDB::db_create $DB_ENV;
		624
		625	eval {
		626	$db->set_flags (BDB::CHKSUM);
		627
		628	utf8::encode $name;
		629	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		630	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		631	cf::cleanup "db_open(db): $!" if $!;
		632	};
		633	cf::cleanup "db_open(db): $@" if $@;
		634
		635	$db
		636	}
540		637
541	our $DB;	638	our $DB;
542		639
543	sub db_init {	640	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	641	cf::sync_job {
548	eval {	642	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	643	};
558	}	644	}
559		645
560	sub db_get($$) {	646	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	647	my $key = "$_[0]/$_[1]";
562		648
…		…
612	if (1) {	698	if (1) {
613	$md5 =	699	$md5 =
614	join "\x00",	700	join "\x00",
615	$processversion,	701	$processversion,
616	map {	702	map {
617	Coro::cede;	703	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	704	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	705	} 0.. $#$src;
620		706
621		707
622	my $dbmd5 = db_get cache => "$id/md5";	708	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		746
661	#############################################################################	747	#############################################################################
662		748
663	=head2 ATTACHABLE OBJECTS	749	=head2 ATTACHABLE OBJECTS
664		750
665	Many objects in crossfire are so-called attachable objects. That means you can	751	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	752	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	753	to it. All such attachable objects support the following methods.
668		754
669	In the following description, CLASS can be any of C<global>, C<object>	755	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	756	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	757	Deliantra).
672		758
673	=over 4	759	=over 4
674		760
675	=item $attachable->attach ($attachment, key => $value...)	761	=item $attachable->attach ($attachment, key => $value...)
676		762
…		…
720	=item cf::CLASS::attachment $name, ...	806	=item cf::CLASS::attachment $name, ...
721		807
722	Register an attachment by C<$name> through which attachable objects of the	808	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	809	given CLASS can refer to this attachment.
724		810
725	Some classes such as crossfire maps and objects can specify attachments	811	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	812	that are attached at load/instantiate time, thus the need for a name.
727		813
728	These calls expect any number of the following handler/hook descriptions:	814	These calls expect any number of the following handler/hook descriptions:
729		815
730	=over 4	816	=over 4
…		…
958	}	1044	}
959		1045
960	0	1046	0
961	}	1047	}
962		1048
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1049	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1050
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1052
967	Generate an object-specific event with the given arguments.	1053	Generate an object-specific event with the given arguments.
968		1054
…		…
974		1060
975	=cut	1061	=cut
976		1062
977	#############################################################################	1063	#############################################################################
978	# object support	1064	# object support
979	#
980		1065
		1066	sub _object_equal($$);
		1067	sub _object_equal($$) {
		1068	my ($a, $b) = @_;
		1069
		1070	return 0 unless (ref $a) eq (ref $b);
		1071
		1072	if ("HASH" eq ref $a) {
		1073	my @ka = keys %$a;
		1074	my @kb = keys %$b;
		1075
		1076	return 0 if @ka != @kb;
		1077
		1078	for (0 .. $#ka) {
		1079	return 0 unless $ka[$_] eq $kb[$_];
		1080	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1081	}
		1082
		1083	} elsif ("ARRAY" eq ref $a) {
		1084
		1085	return 0 if @$a != @$b;
		1086
		1087	for (0 .. $#$a) {
		1088	return 0 unless _object_equal $a->[$_], $b->[$_];
		1089	}
		1090
		1091	} elsif ($a ne $b) {
		1092	return 0;
		1093	}
		1094
		1095	1
		1096	}
		1097
		1098	our $SLOW_MERGES;#d#
981	sub _can_merge {	1099	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1100	my ($ob1, $ob2) = @_;
983		1101
984	local $Storable::canonical = 1;	1102	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1103
988	$fob1 eq $fob2	1104	# we do the slow way here
		1105	return _object_equal $ob1, $ob2
989	}	1106	}
990		1107
991	sub reattach {	1108	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1109	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1110	my ($obj) = @_;
994		1111
		1112	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1113	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1114
997	my $registry = $obj->registry;	1115	my $registry = $obj->registry;
998		1116
999	@$registry = ();	1117	@$registry = ();
1000		1118
…		…
1015	cf::attachable->attach (	1133	cf::attachable->attach (
1016	prio => -1000000,	1134	prio => -1000000,
1017	on_instantiate => sub {	1135	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1136	my ($obj, $data) = @_;
1019		1137
1020	$data = from_json $data;	1138	$data = decode_json $data;
1021		1139
1022	for (@$data) {	1140	for (@$data) {
1023	my ($name, $args) = @$_;	1141	my ($name, $args) = @$_;
1024		1142
1025	$obj->attach ($name, %{$args || {} });	1143	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1159	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1160	my ($filename, $rdata, $objs) = @_;
1043		1161
1044	sync_job {	1162	sync_job {
1045	if (length $$rdata) {	1163	if (length $$rdata) {
		1164	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1165	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1166	$decname, length $$rdata, scalar @$objs;
1048		1167
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1169	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1171	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1172	aio_close $fh;
1054		1173
1055	if (@$objs) {	1174	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1178	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1179	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1180	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1181	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1182	}
1064	} else {	1183	} else {
1065	aio_unlink "$filename.pst";	1184	aio_unlink "$filename.pst";
1066	}	1185	}
…		…
1071	}	1190	}
1072	} else {	1191	} else {
1073	aio_unlink $filename;	1192	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1193	aio_unlink "$filename.pst";
1075	}	1194	}
1076	}	1195	};
1077	}	1196	}
1078		1197
1079	sub object_freezer_as_string {	1198	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1199	my ($rdata, $objs) = @_;
1081		1200
…		…
1093	or return;	1212	or return;
1094		1213
1095	unless (aio_stat "$filename.pst") {	1214	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1215	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1216	or return;
		1217
1098	$av = eval { (Storable::thaw $av)->{objs} };	1218	my $st = eval { Coro::Storable::thaw $av };
		1219	$av = $st->{objs};
1099	}	1220	}
1100		1221
		1222	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1223	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1224	$decname, length $data, scalar @{$av || []};
		1225
1103	return ($data, $av);	1226	($data, $av)
1104	}	1227	}
1105		1228
1106	=head2 COMMAND CALLBACKS	1229	=head2 COMMAND CALLBACKS
1107		1230
1108	=over 4	1231	=over 4
…		…
1181	my ($pl, $buf) = @_;	1304	my ($pl, $buf) = @_;
1182		1305
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1307
1185	if (ref $msg) {	1308	if (ref $msg) {
		1309	my ($type, $reply, @payload) =
		1310	"ARRAY" eq ref $msg
		1311	? @$msg
		1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1313
		1314	my @reply;
		1315
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1316	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1317	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1191	} else {	1323	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1325	}
1194		1326
1195	cf::override;	1327	cf::override;
…		…
1222		1354
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1357
1226	$ext{source} =	1358	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1360	. "#line 1 \"$path\"\n{\n"
1229	. $source	1361	. $source
1230	. "\n};\n1";	1362	. "\n};\n1";
1231		1363
1232	$todo{$base} = \%ext;	1364	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1380	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1381	: "$v->{base}: extension inactive.\n";
1250		1382
1251	if (exists $v->{meta}{mandatory}) {	1383	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1384	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1385	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1386	}
1256		1387
1257	warn $msg;	1388	warn $msg;
1258	}	1389	}
1259		1390
…		…
1273		1404
1274	=back	1405	=back
1275		1406
1276	=head2 CORE EXTENSIONS	1407	=head2 CORE EXTENSIONS
1277		1408
1278	Functions and methods that extend core crossfire objects.	1409	Functions and methods that extend core deliantra objects.
1279		1410
1280	=cut	1411	=cut
1281		1412
1282	package cf::player;	1413	package cf::player;
1283		1414
1284	use Coro::AIO;	1415	use Coro::AIO;
1285		1416
1286	=head3 cf::player	1417	=head3 cf::player
1287		1418
1288	=over 4	1419	=over 4
		1420
		1421	=item cf::player::num_playing
		1422
		1423	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1424
		1425	=cut
		1426
		1427	sub num_playing {
		1428	scalar grep
		1429	$_->ob->map
		1430	&& !$_->hidden
		1431	&& !$_->ob->flag (cf::FLAG_WIZ),
		1432	cf::player::list
		1433	}
1289		1434
1290	=item cf::player::find $login	1435	=item cf::player::find $login
1291		1436
1292	Returns the given player object, loading it if necessary (might block).	1437	Returns the given player object, loading it if necessary (might block).
1293		1438
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1474	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1475	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1476	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1477	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1478
1334	my $pl = load_pl path $login	1479	my $f = new_from_file cf::object::thawer path $login
1335	or return;	1480	or return;
		1481
		1482	my $pl = cf::player::load_pl $f
		1483	or return;
		1484
		1485	local $cf::PLAYER_LOADING{$login} = $pl;
		1486	$f->resolve_delayed_derefs;
1336	$cf::PLAYER{$login} = $pl	1487	$cf::PLAYER{$login} = $pl
1337	}	1488	}
1338	}	1489	}
1339	}	1490	}
1340		1491
…		…
1349	return if $pl->{deny_save};	1500	return if $pl->{deny_save};
1350		1501
1351	aio_mkdir playerdir $pl, 0770;	1502	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1503	$pl->{last_save} = $cf::RUNTIME;
1353		1504
		1505	cf::get_slot 0.01;
		1506
1354	$pl->save_pl ($path);	1507	$pl->save_pl ($path);
1355	Coro::cede;	1508	cf::cede_to_tick;
1356	}	1509	}
1357		1510
1358	sub new($) {	1511	sub new($) {
1359	my ($login) = @_;	1512	my ($login) = @_;
1360		1513
…		…
1366	$cf::PLAYER{$login} = $self;	1519	$cf::PLAYER{$login} = $self;
1367		1520
1368	$self	1521	$self
1369	}	1522	}
1370		1523
		1524	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1525
		1526	=cut
		1527
		1528	sub send_msg {
		1529	my $ns = shift->ns
		1530	or return;
		1531	$ns->send_msg (@_);
		1532	}
		1533
1371	=item $pl->quit_character	1534	=item $pl->quit_character
1372		1535
1373	Nukes the player without looking back. If logged in, the connection will	1536	Nukes the player without looking back. If logged in, the connection will
1374	be destroyed. May block for a long time.	1537	be destroyed. May block for a long time.
1375		1538
…		…
1379	my ($pl) = @_;	1542	my ($pl) = @_;
1380		1543
1381	my $name = $pl->ob->name;	1544	my $name = $pl->ob->name;
1382		1545
1383	$pl->{deny_save} = 1;	1546	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1548
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1550	$pl->deactivate;
		1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1552	$pl->ob->check_score;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1554	$pl->ns->destroy if $pl->ns;
1390		1555
1391	my $path = playerdir $pl;	1556	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1557	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1428	or return [];	1593	or return [];
1429		1594
1430	my @logins;	1595	my @logins;
1431		1596
1432	for my $login (@$dirs) {	1597	for my $login (@$dirs) {
		1598	my $path = path $login;
		1599
		1600	# a .pst is a dead give-away for a valid player
		1601	# if no pst file found, open and chekc for blocked users
		1602	if (aio_stat "$path.pst") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1603	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1604	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1605	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1606	}
1436		1607
1437	utf8::decode $login;	1608	utf8::decode $login;
1438	push @logins, $login;	1609	push @logins, $login;
1439	}	1610	}
1440		1611
…		…
1467	}	1638	}
1468		1639
1469	\@paths	1640	\@paths
1470	}	1641	}
1471		1642
1472	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1643	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1473		1644
1474	Expand crossfire pod fragments into protocol xml.	1645	Expand deliantra pod fragments into protocol xml.
1475		1646
1476	=cut
1477
1478	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;
1480
1481	# escape & and <
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484
1485	# this is buggy, it needs to properly take care of nested <'s
1486
1487	1 while
1488	# replace B<>, I<>, U<> etc.
1489	s/B<([^\>]*)>/<b>$1<\/b>/
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/
1492	# replace G<male|female> tags
1493	|| s{G<([^>|]*)\|([^>]*)>}{
1494	$self->gender ? $2 : $1
1495	}ge
1496	# replace H<hint text>
1497	|| s{H<([^\>]*)>}
1498	{
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")
1502	[$self->{hintmode}]
1503	}ge;
1504
1505	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;
1507
1508	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines
1513
1514	$_
1515	}
1516
1517	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}
1520	}
1521
1522	=item $player->ext_reply ($msgid, %msg)	1647	=item $player->ext_reply ($msgid, @msg)
1523		1648
1524	Sends an ext reply to the player.	1649	Sends an ext reply to the player.
1525		1650
1526	=cut	1651	=cut
1527		1652
1528	sub ext_reply($$%) {	1653	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1654	my ($self, $id, @msg) = @_;
1530		1655
1531	$msg{msgid} = $id;	1656	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1657	}
1534		1658
1535	=item $player->ext_event ($type, %msg)	1659	=item $player->ext_msg ($type, @msg)
1536		1660
1537	Sends an ext event to the client.	1661	Sends an ext event to the client.
1538		1662
1539	=cut	1663	=cut
1540		1664
1541	sub ext_event($$%) {	1665	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1666	my ($self, $type, @msg) = @_;
1543		1667
1544	$self->ns->ext_event ($type, %msg);	1668	$self->ns->ext_msg ($type, @msg);
1545	}	1669	}
1546		1670
1547	=head3 cf::region	1671	=head3 cf::region
1548		1672
1549	=over 4	1673	=over 4
…		…
1593	our $MAX_RESET = 3600;	1717	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	1718	our $DEFAULT_RESET = 3000;
1595		1719
1596	sub generate_random_map {	1720	sub generate_random_map {
1597	my ($self, $rmp) = @_;	1721	my ($self, $rmp) = @_;
		1722
		1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1724
1598	# mit "rum" bekleckern, nicht	1725	# mit "rum" bekleckern, nicht
1599	$self->_create_random_map (	1726	$self->_create_random_map (
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1724		1851
1725	# the temporary/swap location	1852	# the temporary/swap location
1726	sub save_path {	1853	sub save_path {
1727	my ($self) = @_;	1854	my ($self) = @_;
1728		1855
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1856	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	1857	"$TMPDIR/$path.map"
1731	}	1858	}
1732		1859
1733	# the unique path, undef == no special unique path	1860	# the unique path, undef == no special unique path
1734	sub uniq_path {	1861	sub uniq_path {
1735	my ($self) = @_;	1862	my ($self) = @_;
1736		1863
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	1865	"$UNIQUEDIR/$path"
1739	}	1866	}
1740		1867
1741	# and all this just because we cannot iterate over	1868	# and all this just because we cannot iterate over
1742	# all maps in C++...	1869	# all maps in C++...
…		…
1765		1892
1766	sub load_header_from($) {	1893	sub load_header_from($) {
1767	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1768		1895
1769	utf8::encode $path;	1896	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1775		1905
1776	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1777		1907
1778	1	1908	1
1779	}	1909	}
…		…
1833	sub find {	1963	sub find {
1834	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1835		1965
1836	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1837		1967
		1968	cf::lock_wait "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	1969	cf::lock_wait "map_find:$path";
1839		1970
1840	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
		1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1841	my $guard = cf::lock_acquire "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
		1974
1842	my $map = new_from_path cf::map $path	1975	my $map = new_from_path cf::map $path
1843	or return;	1976	or return;
1844		1977
1845	$map->{last_save} = $cf::RUNTIME;	1978	$map->{last_save} = $cf::RUNTIME;
1846		1979
…		…
1848	or return;	1981	or return;
1849		1982
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1983	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	1984	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	1985	#$cf::WAIT_FOR_TICK->wait;
		1986	undef $guard2;
		1987	undef $guard1;
1853	$map->reset;	1988	$map->reset;
1854	undef $guard;
1855	return find $path;	1989	return find $path;
1856	}	1990	}
1857		1991
1858	$cf::MAP{$path} = $map	1992	$cf::MAP{$path} = $map
1859	}	1993	}
…		…
1868	local $self->{deny_reset} = 1; # loading can take a long time	2002	local $self->{deny_reset} = 1; # loading can take a long time
1869		2003
1870	my $path = $self->{path};	2004	my $path = $self->{path};
1871		2005
1872	{	2006	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2007	my $guard = cf::lock_acquire "map_data:$path";
1874		2008
		2009	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2010	return unless $self->in_memory == cf::MAP_SWAPPED;
1876		2011
1877	$self->in_memory (cf::MAP_LOADING);	2012	$self->in_memory (cf::MAP_LOADING);
1878		2013
1879	$self->alloc;	2014	$self->alloc;
1880		2015
1881	$self->pre_load;	2016	$self->pre_load;
1882	Coro::cede;	2017	cf::cede_to_tick;
1883		2018
		2019	my $f = new_from_file cf::object::thawer $self->{load_path};
		2020	$f->skip_block;
1884	$self->_load_objects ($self->{load_path}, 1)	2021	$self->_load_objects ($f)
1885	or return;	2022	or return;
1886		2023
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2024	$self->post_load_original
1888	if delete $self->{load_original};	2025	if delete $self->{load_original};
1889		2026
1890	if (my $uniq = $self->uniq_path) {	2027	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2028	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2029	unless (aio_stat $uniq) {
		2030	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2031	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2032	$self->_load_objects ($f);
		2033	$f->resolve_delayed_derefs;
		2034	}
1895	}	2035	}
1896	}	2036	}
1897		2037
1898	Coro::cede;	2038	$f->resolve_delayed_derefs;
		2039
		2040	cf::cede_to_tick;
1899	# now do the right thing for maps	2041	# now do the right thing for maps
1900	$self->link_multipart_objects;	2042	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2043	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2044	unless $self->difficulty;
1903	Coro::cede;	2045	cf::cede_to_tick;
1904		2046
1905	unless ($self->{deny_activate}) {	2047	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2048	$self->decay_objects;
1907	$self->fix_auto_apply;	2049	$self->fix_auto_apply;
1908	$self->update_buttons;	2050	$self->update_buttons;
1909	Coro::cede;	2051	cf::cede_to_tick;
1910	$self->set_darkness_map;	2052	$self->set_darkness_map;
1911	Coro::cede;	2053	cf::cede_to_tick;
1912	$self->activate;	2054	$self->activate;
1913	}	2055	}
1914		2056
		2057	$self->{last_save} = $cf::RUNTIME;
		2058	$self->last_access ($cf::RUNTIME);
		2059
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2060	$self->in_memory (cf::MAP_ACTIVE);
1916	}	2061	}
1917		2062
1918	$self->post_load;	2063	$self->post_load;
1919	}	2064	}
1920		2065
…		…
1929		2074
1930	$self	2075	$self
1931	}	2076	}
1932		2077
1933	# find and load all maps in the 3x3 area around a map	2078	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {	2079	sub load_neighbours {
1935	my ($map) = @_;	2080	my ($map) = @_;
1936		2081
1937	my @diag; # diagonal neighbours	2082	my @neigh; # diagonal neighbours
1938		2083
1939	for (0 .. 3) {	2084	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)	2085	my $neigh = $map->tile_path ($_)
1941	or next;	2086	or next;
1942	$neigh = find $neigh, $map	2087	$neigh = find $neigh, $map
1943	or next;	2088	or next;
1944	$neigh->load;	2089	$neigh->load;
1945		2090
		2091	push @neigh,
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2092	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2093	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}	2094	}
1949		2095
1950	for (@diag) {	2096	for (grep defined $_->[0], @neigh) {
		2097	my ($path, $origin) = @$_;
1951	my $neigh = find @$_	2098	my $neigh = find $path, $origin
1952	or next;	2099	or next;
1953	$neigh->load;	2100	$neigh->load;
1954	}	2101	}
1955	}	2102	}
1956		2103
…		…
1961	}	2108	}
1962		2109
1963	sub do_load_sync {	2110	sub do_load_sync {
1964	my ($map) = @_;	2111	my ($map) = @_;
1965		2112
		2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2114	if $Coro::current == $Coro::main;
		2115
1966	cf::sync_job { $map->load };	2116	cf::sync_job { $map->load };
1967	}	2117	}
1968		2118
1969	our %MAP_PREFETCH;	2119	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2120	our $MAP_PREFETCHER = undef;
1971		2121
1972	sub find_async {	2122	sub find_async {
1973	my ($path, $origin) = @_;	2123	my ($path, $origin, $load) = @_;
1974		2124
1975	$path = normalise $path, $origin && $origin->{path};	2125	$path = normalise $path, $origin && $origin->{path};
1976		2126
1977	if (my $map = $cf::MAP{$path}) {	2127	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1979	}	2129	}
1980		2130
1981	undef $MAP_PREFETCH{$path};	2131	$MAP_PREFETCH{$path} |= $load;
		2132
1982	$MAP_PREFETCHER ||= cf::async {	2133	$MAP_PREFETCHER ||= cf::async {
		2134	$Coro::current->{desc} = "map prefetcher";
		2135
1983	while (%MAP_PREFETCH) {	2136	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2137	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2138	if (my $map = find $k) {
1986	$map->load;	2139	$map->load if $v;
1987	}	2140	}
1988		2141
1989	delete $MAP_PREFETCH{$path};	2142	delete $MAP_PREFETCH{$k};
1990	}	2143	}
1991	}	2144	}
1992	undef $MAP_PREFETCHER;	2145	undef $MAP_PREFETCHER;
1993	};	2146	};
1994	$MAP_PREFETCHER->prio (6);	2147	$MAP_PREFETCHER->prio (6);
…		…
1997	}	2150	}
1998		2151
1999	sub save {	2152	sub save {
2000	my ($self) = @_;	2153	my ($self) = @_;
2001		2154
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;	2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
2003		2156
2004	$self->{last_save} = $cf::RUNTIME;	2157	$self->{last_save} = $cf::RUNTIME;
2005		2158
2006	return unless $self->dirty;	2159	return unless $self->dirty;
2007		2160
…		…
2013	return if $self->{deny_save};	2166	return if $self->{deny_save};
2014		2167
2015	local $self->{last_access} = $self->last_access;#d#	2168	local $self->{last_access} = $self->last_access;#d#
2016		2169
2017	cf::async {	2170	cf::async {
		2171	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2172	$_->contr->save for $self->players;
2019	};	2173	};
		2174
		2175	cf::get_slot 0.02;
2020		2176
2021	if ($uniq) {	2177	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2178	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2179	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2180	} else {
…		…
2030	my ($self) = @_;	2186	my ($self) = @_;
2031		2187
2032	# save first because save cedes	2188	# save first because save cedes
2033	$self->save;	2189	$self->save;
2034		2190
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2191	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2192
2037	return if $self->players;	2193	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2194	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2195	return if $self->{deny_save};
2040		2196
		2197	$self->in_memory (cf::MAP_SWAPPED);
		2198
		2199	$self->deactivate;
		2200	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2201	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2202	}
2044		2203
2045	sub reset_at {	2204	sub reset_at {
2046	my ($self) = @_;	2205	my ($self) = @_;
2047		2206
…		…
2079	if $uniq;	2238	if $uniq;
2080	}	2239	}
2081		2240
2082	delete $cf::MAP{$self->path};	2241	delete $cf::MAP{$self->path};
2083		2242
		2243	$self->deactivate;
		2244	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2245	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2246
2088	$self->unlink_save;	2247	$self->unlink_save;
2089	$self->destroy;	2248	$self->destroy;
2090	}	2249	}
2091		2250
2092	my $nuke_counter = "aaaa";	2251	my $nuke_counter = "aaaa";
2093		2252
2094	sub nuke {	2253	sub nuke {
2095	my ($self) = @_;	2254	my ($self) = @_;
2096		2255
		2256	{
		2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2258
2097	delete $cf::MAP{$self->path};	2259	delete $cf::MAP{$self->path};
2098		2260
2099	$self->unlink_save;	2261	$self->unlink_save;
2100		2262
2101	bless $self, "cf::map";	2263	bless $self, "cf::map";
2102	delete $self->{deny_reset};	2264	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2265	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2266	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2268
2107	$cf::MAP{$self->path} = $self;	2269	$cf::MAP{$self->path} = $self;
		2270	}
2108		2271
2109	$self->reset; # polite request, might not happen	2272	$self->reset; # polite request, might not happen
2110	}	2273	}
2111		2274
2112	=item $maps = cf::map::tmp_maps	2275	=item $maps = cf::map::tmp_maps
…		…
2154		2317
2155	sub unique_maps() {	2318	sub unique_maps() {
2156	[	2319	[
2157	map {	2320	map {
2158	utf8::decode $_;	2321	utf8::decode $_;
2159	/\.map$/	2322	s/\.map$//; # TODO future compatibility hack
		2323	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2324	? ()
2160	? normalise $_	2325	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2326	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2327	]
2164	}	2328	}
2165		2329
2166	package cf;
2167
2168	=back	2330	=back
2169		2331
2170	=head3 cf::object	2332	=head3 cf::object
2171		2333
2172	=cut	2334	=cut
…		…
2175		2337
2176	=over 4	2338	=over 4
2177		2339
2178	=item $ob->inv_recursive	2340	=item $ob->inv_recursive
2179		2341
2180	Returns the inventory of the object _and_ their inventories, recursively.	2342	Returns the inventory of the object I<and> their inventories, recursively,
		2343	but I<not> the object itself.
2181		2344
2182	=cut	2345	=cut
2183		2346
2184	sub inv_recursive_;	2347	sub inv_recursive_;
2185	sub inv_recursive_ {	2348	sub inv_recursive_ {
…		…
2188		2351
2189	sub inv_recursive {	2352	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2353	inv_recursive_ inv $_[0]
2191	}	2354	}
2192		2355
		2356	=item $ref = $ob->ref
		2357
		2358	Creates and returns a persistent reference to an object that can be stored as a string.
		2359
		2360	=item $ob = cf::object::deref ($refstring)
		2361
		2362	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2363	even if the object actually exists. May block.
		2364
		2365	=cut
		2366
		2367	sub deref {
		2368	my ($ref) = @_;
		2369
		2370	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2371	my ($uuid, $name) = ($1, $2);
		2372	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2373	or return;
		2374	$pl->ob->uuid eq $uuid
		2375	or return;
		2376
		2377	$pl->ob
		2378	} else {
		2379	warn "$ref: cannot resolve object reference\n";
		2380	undef
		2381	}
		2382	}
		2383
2193	package cf;	2384	package cf;
2194		2385
2195	=back	2386	=back
2196		2387
2197	=head3 cf::object::player	2388	=head3 cf::object::player
…		…
2203	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2394	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2204	can be C<undef>. Does the right thing when the player is currently in a	2395	can be C<undef>. Does the right thing when the player is currently in a
2205	dialogue with the given NPC character.	2396	dialogue with the given NPC character.
2206		2397
2207	=cut	2398	=cut
		2399
		2400	our $SAY_CHANNEL = {
		2401	id => "say",
		2402	title => "Map",
		2403	reply => "say ",
		2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2405	};
		2406
		2407	our $CHAT_CHANNEL = {
		2408	id => "chat",
		2409	title => "Chat",
		2410	reply => "chat ",
		2411	tooltip => "Player chat and shouts, global to the server.",
		2412	};
2208		2413
2209	# rough implementation of a future "reply" method that works	2414	# rough implementation of a future "reply" method that works
2210	# with dialog boxes.	2415	# with dialog boxes.
2211	#TODO: the first argument must go, split into a $npc->reply_to ( method	2416	#TODO: the first argument must go, split into a $npc->reply_to ( method
2212	sub cf::object::player::reply($$$;$) {	2417	sub cf::object::player::reply($$$;$) {
…		…
2219		2424
2220	} else {	2425	} else {
2221	my $pl = $self->contr;	2426	my $pl = $self->contr;
2222		2427
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2428	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2431
2232	} else {	2432	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2434	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2235	}	2435	}
2236	}	2436	}
		2437	}
		2438
		2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2440
		2441	=cut
		2442
		2443	sub cf::object::send_msg {
		2444	my $pl = shift->contr
		2445	or return;
		2446	$pl->send_msg (@_);
2237	}	2447	}
2238		2448
2239	=item $player_object->may ("access")	2449	=item $player_object->may ("access")
2240		2450
2241	Returns wether the given player is authorized to access resource "access"	2451	Returns wether the given player is authorized to access resource "access"
…		…
2254		2464
2255	=item $player_object->enter_link	2465	=item $player_object->enter_link
2256		2466
2257	Freezes the player and moves him/her to a special map (C<{link}>).	2467	Freezes the player and moves him/her to a special map (C<{link}>).
2258		2468
2259	The player should be reasonably safe there for short amounts of time. You	2469	The player should be reasonably safe there for short amounts of time (e.g.
2260	I<MUST> call C<leave_link> as soon as possible, though.	2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2471	though, as the palyer cannot control the character while it is on the link
		2472	map.
2261		2473
2262	Will never block.	2474	Will never block.
2263		2475
2264	=item $player_object->leave_link ($map, $x, $y)	2476	=item $player_object->leave_link ($map, $x, $y)
2265		2477
…		…
2320	# use -1 or undef as default coordinates, not 0, 0	2532	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2533	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2534	if $x <=0 && $y <= 0;
2323		2535
2324	$map->load;	2536	$map->load;
2325	$map->load_diag;	2537	$map->load_neighbours;
2326		2538
2327	return unless $self->contr->active;	2539	return unless $self->contr->active;
		2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2328	$self->activate_recursive;	2541	$self->activate_recursive;
2329		2542
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2331	$self->enter_map ($map, $x, $y);	2544	$self->enter_map ($map, $x, $y);
2332	}	2545	}
…		…
2337	her, loading and preparing them map, calling the provided $check callback	2550	her, loading and preparing them map, calling the provided $check callback
2338	that has to return the map if sucecssful, and then unfreezes the player on	2551	that has to return the map if sucecssful, and then unfreezes the player on
2339	the new (success) or old (failed) map position. In either case, $done will	2552	the new (success) or old (failed) map position. In either case, $done will
2340	be called at the end of this process.	2553	be called at the end of this process.
2341		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
		2557
2342	=cut	2558	=cut
2343		2559
2344	our $GOTOGEN;	2560	our $GOTOGEN;
2345		2561
2346	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
…		…
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2567
2352	$self->enter_link;	2568	$self->enter_link;
2353		2569
2354	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2355	my $map = eval {	2592	my $map = eval {
2356	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2357		2594
2358	if ($map) {	2595	if ($map) {
2359	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2361	} else {	2598	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2600	}
2364		2601
2365	$map	2602	$map
2366	};	2603	};
2367		2604
…		…
2403	}	2640	}
2404		2641
2405	sub prepare_random_map {	2642	sub prepare_random_map {
2406	my ($exit) = @_;	2643	my ($exit) = @_;
2407		2644
2408	my $guard = cf::lock_acquire "exit_prepare:$exit";
2409
2410	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2411	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2412	# that depends on the exit object	2647	# that depends on the exit object
2413		2648
2414	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2416	if ($exit->map) {	2651	if ($exit->map) {
2417	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2418	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2419	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2420	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2421	}	2658	}
2422		2659
2423	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2424		2661
2425	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2426	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2428		2665
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2431	undef $fh;	2668	undef $fh;
2432	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2433		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2434	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2435	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2436	}	2677	}
2437	}	2678	}
2438		2679
2439	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2440	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2441		2682
2442	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2443		2684
2444	if ($exit->slaying eq "/!") {
2445	#TODO: this should de-fi-ni-te-ly not be a sync-job
2446	# the problem is that $exit might not survive long enough
2447	# so it needs to be done right now, right here
2448	cf::sync_job { prepare_random_map $exit };
2449	}
2450
2451	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2452	my $hp = $exit->stats->hp;
2453	my $sp = $exit->stats->sp;
2454
2455	$self->enter_link;	2685	$self->enter_link;
2456		2686
2457	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);
2460
2461	(async {	2687	(async {
2462	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2463	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2464	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2465		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2466	1;	2711	1
2467	}) {	2712	}) {
2468	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2469	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2470	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2471	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2472		2717
2473	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2503		2748
2504	=cut	2749	=cut
2505		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	"c/party" => {
		2802	id => "party",
		2803	title => "Party",
		2804	reply => "gsay ",
		2805	tooltip => "Messages and chat related to your party",
		2806	},
		2807	);
		2808
2506	sub cf::client::send_msg {	2809	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	2810	my ($self, $channel, $msg, $color, @extra) = @_;
2508		2811
2509	$msg = $self->pl->expand_cfpod ($msg);	2812	$msg = $self->pl->expand_cfpod ($msg)
		2813	unless $color & cf::NDI_VERBATIM;
2510		2814
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	2815	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		2816
		2817	# check predefined channels, for the benefit of C
		2818	if ($CHANNEL{$channel}) {
		2819	$channel = $CHANNEL{$channel};
		2820
		2821	$self->ext_msg (channel_info => $channel)
		2822	if $self->can_msg;
		2823
		2824	$channel = $channel->{id};
		2825
2513	if (ref $channel) {	2826	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	2827	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	2828	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	2829	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	2830	$self->ext_msg (channel_info => $channel)
		2831	if $self->can_msg;
2518	}	2832	}
2519		2833
2520	$channel = $channel->{id};	2834	$channel = $channel->{id};
2521	}	2835	}
2522		2836
2523	return unless @extra || length $msg;	2837	return unless @extra || length $msg;
2524		2838
2525	if ($self->can_msg) {	2839	if ($self->can_msg) {
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2840	# default colour, mask it out
		2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2842	if $color & cf::NDI_DEF;
		2843
		2844	my $pkt = "msg "
		2845	. $self->{json_coder}->encode (
		2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2847	);
		2848
		2849	# try lzf for large packets
		2850	$pkt = "lzf " . Compress::LZF::compress $pkt
		2851	if 1024 <= length $pkt and $self->{can_lzf};
		2852
		2853	# split very large packets
		2854	if (8192 < length $pkt and $self->{can_lzf}) {
		2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2856	$pkt = "frag";
		2857	}
		2858
		2859	$self->send_packet ($pkt);
2527	} else {	2860	} else {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537
2538	if ($color >= 0) {	2861	if ($color >= 0) {
		2862	# replace some tags by gcfclient-compatible ones
		2863	for ($msg) {
		2864	1 while
		2865	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2866	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2867	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2868	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2869	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2870	}
		2871
		2872	$color &= cf::NDI_COLOR_MASK;
		2873
		2874	utf8::encode $msg;
		2875
2539	if (0 && $msg =~ /\[/) {	2876	if (0 && $msg =~ /\[/) {
		2877	# COMMAND/INFO
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	2878	$self->send_packet ("drawextinfo $color 10 8 $msg")
2541	} else {	2879	} else {
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2880	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")	2881	$self->send_packet ("drawinfo $color $msg")
2544	}	2882	}
2545	}	2883	}
2546	}	2884	}
2547	}	2885	}
2548		2886
2549	=item $client->ext_event ($type, %msg)	2887	=item $client->ext_msg ($type, @msg)
2550		2888
2551	Sends an ext event to the client.	2889	Sends an ext event to the client.
2552		2890
2553	=cut	2891	=cut
2554		2892
2555	sub cf::client::ext_event($$%) {	2893	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	2894	my ($self, $type, @msg) = @_;
2557		2895
2558	return unless $self->extcmd;	2896	if ($self->extcmd == 2) {
2559		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2898	} elsif ($self->extcmd == 1) { # TODO: remove
2560	$msg{msgtype} = "event_$type";	2899	push @msg, msgtype => "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2901	}
		2902	}
		2903
		2904	=item $client->ext_reply ($msgid, @msg)
		2905
		2906	Sends an ext reply to the client.
		2907
		2908	=cut
		2909
		2910	sub cf::client::ext_reply($$@) {
		2911	my ($self, $id, @msg) = @_;
		2912
		2913	if ($self->extcmd == 2) {
		2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2915	} elsif ($self->extcmd == 1) {
		2916	#TODO: version 1, remove
		2917	unshift @msg, msgtype => "reply", msgid => $id;
		2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2919	}
2562	}	2920	}
2563		2921
2564	=item $success = $client->query ($flags, "text", \&cb)	2922	=item $success = $client->query ($flags, "text", \&cb)
2565		2923
2566	Queues a query to the client, calling the given callback with	2924	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	2979	my ($ns, $buf) = @_;
2622		2980
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2981	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		2982
2625	if (ref $msg) {	2983	if (ref $msg) {
		2984	my ($type, $reply, @payload) =
		2985	"ARRAY" eq ref $msg
		2986	? @$msg
		2987	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2988
		2989	my @reply;
		2990
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2991	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	2992	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	2993	}
		2994
		2995	$ns->ext_reply ($reply, @reply)
		2996	if $reply;
		2997
2632	} else {	2998	} else {
2633	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2999	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2634	}	3000	}
2635		3001
2636	cf::override;	3002	cf::override;
…		…
2683	our $safe = new Safe "safe";	3049	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3050	our $safe_hole = new Safe::Hole;
2685		3051
2686	$SIG{FPE} = 'IGNORE';	3052	$SIG{FPE} = 'IGNORE';
2687		3053
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3054	$safe->permit_only (Opcode::opset qw(
		3055	:base_core :base_mem :base_orig :base_math
		3056	grepstart grepwhile mapstart mapwhile
		3057	sort time
		3058	));
2689		3059
2690	# here we export the classes and methods available to script code	3060	# here we export the classes and methods available to script code
2691		3061
2692	=pod	3062	=pod
2693		3063
2694	The following functions and methods are available within a safe environment:	3064	The following functions and methods are available within a safe environment:
2695		3065
2696	cf::object	3066	cf::object
2697	contr pay_amount pay_player map x y force_find force_add	3067	contr pay_amount pay_player map x y force_find force_add destroy
2698	insert remove	3068	insert remove name archname title slaying race decrease split
2699		3069
2700	cf::object::player	3070	cf::object::player
2701	player	3071	player
2702		3072
2703	cf::player	3073	cf::player
…		…
2708		3078
2709	=cut	3079	=cut
2710		3080
2711	for (	3081	for (
2712	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2713	insert remove)],	3083	insert remove inv nrof name archname title slaying race
		3084	decrease split destroy change_exp)],
2714	["cf::object::player" => qw(player)],	3085	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3086	["cf::player" => qw(peaceful)],
2716	["cf::map" => qw(trigger)],	3087	["cf::map" => qw(trigger)],
2717	) {	3088	) {
2718	no strict 'refs';	3089	no strict 'refs';
…		…
2794	# the server's init and main functions	3165	# the server's init and main functions
2795		3166
2796	sub load_facedata($) {	3167	sub load_facedata($) {
2797	my ($path) = @_;	3168	my ($path) = @_;
2798		3169
		3170	# HACK to clear player env face cache, we need some signal framework
		3171	# for this (global event?)
		3172	%ext::player_env::MUSIC_FACE_CACHE = ();
		3173
		3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3175
2799	warn "loading facedata from $path\n";	3176	warn "loading facedata from $path\n";
2800		3177
2801	my $facedata;	3178	my $facedata;
2802	0 < aio_load $path, $facedata	3179	0 < aio_load $path, $facedata
2803	or die "$path: $!";	3180	or die "$path: $!";
…		…
2805	$facedata = Coro::Storable::thaw $facedata;	3182	$facedata = Coro::Storable::thaw $facedata;
2806		3183
2807	$facedata->{version} == 2	3184	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3185	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		3186
		3187	# patch in the exptable
		3188	$facedata->{resource}{"res/exp_table"} = {
		3189	type => FT_RSRC,
		3190	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3191	};
		3192	cf::cede_to_tick;
		3193
2810	{	3194	{
2811	my $faces = $facedata->{faceinfo};	3195	my $faces = $facedata->{faceinfo};
2812		3196
2813	while (my ($face, $info) = each %$faces) {	3197	while (my ($face, $info) = each %$faces) {
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3199
2815	cf::face::set_visibility $idx, $info->{visibility};	3200	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3201	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2819		3204
2820	cf::cede_to_tick;	3205	cf::cede_to_tick;
2821	}	3206	}
2822		3207
2823	while (my ($face, $info) = each %$faces) {	3208	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3209	next unless $info->{smooth};
		3210
2825	my $idx = cf::face::find $face	3211	my $idx = cf::face::find $face
2826	or next;	3212	or next;
		3213
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3214	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3215	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3217	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3218	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2848		3235
2849	{	3236	{
2850	# TODO: for gcfclient pleasure, we should give resources	3237	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.	3238	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3239	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3240
2855	while (my ($name, $info) = each %$res) {	3241	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3242	if (defined $info->{type}) {
2857	name => $name,
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3244	my $data;
2863		3245
2864	if ($name =~ /\.jpg$/) {	3246	if ($info->{type} & 1) {
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3247	# prepend meta info
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3248
		3249	my $meta = $enc->encode ({
		3250	name => $name,
		3251	%{ $info->{meta} || {} },
		3252	});
		3253
		3254	$data = pack "(w/a*)*", $meta, $info->{data};
		3255	} else {
		3256	$data = $info->{data};
		3257	}
		3258
		3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3260	cf::face::set_type $idx, $info->{type};
2867	} else {	3261	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3262	$RESOURCE{$name} = $info;
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3263	}
2874		3264
2875	cf::cede_to_tick;	3265	cf::cede_to_tick;
2876	}	3266	}
2877	}	3267	}
2878		3268
		3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3270
2879	1	3271	1
2880	}	3272	}
2881		3273
		3274	cf::global->attach (on_resource_update => sub {
		3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3277
		3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3279	my $sound = $soundconf->{compat}[$_]
		3280	or next;
		3281
		3282	my $face = cf::face::find "sound/$sound->[1]";
		3283	cf::sound::set $sound->[0] => $face;
		3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3285	}
		3286
		3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3288	my $face = cf::face::find "sound/$v";
		3289	cf::sound::set $k => $face;
		3290	}
		3291	}
		3292	});
		3293
		3294	register_exticmd fx_want => sub {
		3295	my ($ns, $want) = @_;
		3296
		3297	while (my ($k, $v) = each %$want) {
		3298	$ns->fx_want ($k, $v);
		3299	}
		3300	};
		3301
		3302	sub load_resource_file($) {
		3303	my $guard = lock_acquire "load_resource_file";
		3304
		3305	my $status = load_resource_file_ $_[0];
		3306	get_slot 0.1, 100;
		3307	cf::arch::commit_load;
		3308
		3309	$status
		3310	}
		3311
2882	sub reload_regions {	3312	sub reload_regions {
		3313	# HACK to clear player env face cache, we need some signal framework
		3314	# for this (global event?)
		3315	%ext::player_env::MUSIC_FACE_CACHE = ();
		3316
2883	load_resource_file "$MAPDIR/regions"	3317	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3318	or die "unable to load regions file\n";
2885		3319
2886	for (cf::region::list) {	3320	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3321	$_->{match} = qr/$_->{match}/
…		…
2895	}	3329	}
2896		3330
2897	sub reload_archetypes {	3331	sub reload_archetypes {
2898	load_resource_file "$DATADIR/archetypes"	3332	load_resource_file "$DATADIR/archetypes"
2899	or die "unable to load archetypes\n";	3333	or die "unable to load archetypes\n";
2900	#d# NEED to laod twice to resolve forward references
2901	# this really needs to be done in an extra post-pass
2902	# (which needs to be synchronous, so solve it differently)
2903	load_resource_file "$DATADIR/archetypes"
2904	or die "unable to load archetypes\n";
2905	}	3334	}
2906		3335
2907	sub reload_treasures {	3336	sub reload_treasures {
2908	load_resource_file "$DATADIR/treasures"	3337	load_resource_file "$DATADIR/treasures"
2909	or die "unable to load treasurelists\n";	3338	or die "unable to load treasurelists\n";
2910	}	3339	}
2911		3340
2912	sub reload_resources {	3341	sub reload_resources {
2913	warn "reloading resource files...\n";	3342	warn "reloading resource files...\n";
2914		3343
		3344	reload_facedata;
		3345	reload_archetypes;
2915	reload_regions;	3346	reload_regions;
2916	reload_facedata;
2917	#reload_archetypes;#d#
2918	reload_archetypes;
2919	reload_treasures;	3347	reload_treasures;
2920		3348
2921	warn "finished reloading resource files\n";	3349	warn "finished reloading resource files\n";
2922	}	3350	}
2923		3351
2924	sub init {	3352	sub init {
		3353	my $guard = freeze_mainloop;
		3354
		3355	evthread_start IO::AIO::poll_fileno;
		3356
2925	reload_resources;	3357	reload_resources;
2926	}	3358	}
2927		3359
2928	sub cfg_load {	3360	sub reload_config {
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3361	open my $fh, "<:utf8", "$CONFDIR/config"
2930	or return;	3362	or return;
2931		3363
2932	local $/;	3364	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;	3365	*CFG = YAML::Load <$fh>;
2934		3366
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2936		3368
2937	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3369	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2938	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2944	};	3376	};
2945	warn $@ if $@;	3377	warn $@ if $@;
2946	}	3378	}
2947	}	3379	}
2948		3380
		3381	sub pidfile() {
		3382	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3383	or die "$PIDFILE: $!";
		3384	flock $fh, &Fcntl::LOCK_EX
		3385	or die "$PIDFILE: flock: $!";
		3386	$fh
		3387	}
		3388
		3389	# make sure only one server instance is running at any one time
		3390	sub atomic {
		3391	my $fh = pidfile;
		3392
		3393	my $pid = <$fh>;
		3394	kill 9, $pid if $pid > 0;
		3395
		3396	seek $fh, 0, 0;
		3397	print $fh $$;
		3398	}
		3399
2949	sub main {	3400	sub main {
		3401	atomic;
		3402
2950	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
2952	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2953	(async {	3406	(async {
2954	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
2956	};	3410	};
2957		3411
2958	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
2959	db_init;	3415	db_init;
2960	load_extensions;	3416	load_extensions;
2961		3417
2962	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	}
		3420
		3421	utime time, time, $RUNTIMEFILE;
		3422
		3423	# no (long-running) fork's whatsoever before this point(!)
		3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3425
2963	Event::loop;	3426	EV::loop;
2964	}	3427	}
2965		3428
2966	#############################################################################	3429	#############################################################################
2967	# initialisation and cleanup	3430	# initialisation and cleanup
2968		3431
2969	# install some emergency cleanup handlers	3432	# install some emergency cleanup handlers
2970	BEGIN {	3433	BEGIN {
		3434	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3435	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3437	cf::cleanup "SIG$signal";
2979	},
2980	);	3438	};
2981	}	3439	}
2982	}	3440	}
2983		3441
2984	sub write_runtime {	3442	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";
2986
2987	# first touch the runtime file to show we are still running:	3443	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3444	# the fsync below can take a very very long time.
2989		3445
2990	IO::AIO::aio_utime $runtime, undef, undef;	3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2991		3447
2992	my $guard = cf::lock_acquire "write_runtime";	3448	my $guard = cf::lock_acquire "write_runtime";
2993		3449
2994	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2995	or return;	3451	or return;
2996		3452
2997	my $value = $cf::RUNTIME + 90 + 10;	3453	my $value = $cf::RUNTIME + 90 + 10;
2998	# 10 is the runtime save interval, for a monotonic clock	3454	# 10 is the runtime save interval, for a monotonic clock
2999	# 60 allows for the watchdog to kill the server.	3455	# 60 allows for the watchdog to kill the server.
…		…
3009	aio_utime $fh, undef, undef;	3465	aio_utime $fh, undef, undef;
3010		3466
3011	close $fh	3467	close $fh
3012	or return;	3468	or return;
3013		3469
3014	aio_rename "$runtime~", $runtime	3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3015	and return;	3471	and return;
3016		3472
3017	warn "runtime file written.\n";	3473	warn "runtime file written.\n";
3018		3474
3019	1	3475	1
		3476	}
		3477
		3478	our $uuid_lock;
		3479	our $uuid_skip;
		3480
		3481	sub write_uuid_sync($) {
		3482	$uuid_skip ||= $_[0];
		3483
		3484	return if $uuid_lock;
		3485	local $uuid_lock = 1;
		3486
		3487	my $uuid = "$LOCALDIR/uuid";
		3488
		3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3490	or return;
		3491
		3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3493	$uuid_skip = 0;
		3494
		3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3496	and return;
		3497
		3498	# always fsync - this file is important
		3499	aio_fsync $fh
		3500	and return;
		3501
		3502	close $fh
		3503	or return;
		3504
		3505	aio_rename "$uuid~", $uuid
		3506	and return;
		3507
		3508	warn "uuid file written ($value).\n";
		3509
		3510	1
		3511
		3512	}
		3513
		3514	sub write_uuid($$) {
		3515	my ($skip, $sync) = @_;
		3516
		3517	$sync ? write_uuid_sync $skip
		3518	: async { write_uuid_sync $skip };
3020	}	3519	}
3021		3520
3022	sub emergency_save() {	3521	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	3522	my $freeze_guard = cf::freeze_mainloop;
3024		3523
…		…
3030	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	3530	warn "begin emergency player save\n";
3032	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	3535	$pl->save;
3036	}	3536	}
3037	warn "end emergency player save\n";	3537	warn "end emergency player save\n";
3038		3538
3039	warn "begin emergency map save\n";	3539	warn "begin emergency map save\n";
…		…
3045	warn "end emergency map save\n";	3545	warn "end emergency map save\n";
3046		3546
3047	warn "begin emergency database checkpoint\n";	3547	warn "begin emergency database checkpoint\n";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3049	warn "end emergency database checkpoint\n";	3549	warn "end emergency database checkpoint\n";
		3550
		3551	warn "begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "end write uuid\n";
3050	};	3554	};
3051		3555
3052	warn "leave emergency perl save\n";	3556	warn "leave emergency perl save\n";
3053	}	3557	}
3054		3558
3055	sub post_cleanup {	3559	sub post_cleanup {
3056	my ($make_core) = @_;	3560	my ($make_core) = @_;
3057		3561
3058	warn Carp::longmess "post_cleanup backtrace"	3562	warn Carp::longmess "post_cleanup backtrace"
3059	if $make_core;	3563	if $make_core;
		3564
		3565	my $fh = pidfile;
		3566	unlink $PIDFILE if <$fh> == $$;
3060	}	3567	}
		3568
		3569	# a safer delete_package, copied from Symbol
		3570	sub clear_package($) {
		3571	my $pkg = shift;
		3572
		3573	# expand to full symbol table name if needed
		3574	unless ($pkg =~ /^main::.*::$/) {
		3575	$pkg = "main$pkg" if $pkg =~ /^::/;
		3576	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3577	$pkg .= '::' unless $pkg =~ /::$/;
		3578	}
		3579
		3580	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3581	my $stem_symtab = *{$stem}{HASH};
		3582
		3583	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3584	or return;
		3585
		3586	# clear all symbols
		3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3588	for my $name (keys %$leaf_symtab) {
		3589	_gv_clear *{"$pkg$name"};
		3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3591	}
		3592	warn "cleared package #$pkg\n";#d#
		3593	}
		3594
		3595	our $RELOAD; # how many times to reload
3061		3596
3062	sub do_reload_perl() {	3597	sub do_reload_perl() {
3063	# can/must only be called in main	3598	# can/must only be called in main
3064	if ($Coro::current != $Coro::main) {	3599	if ($Coro::current != $Coro::main) {
3065	warn "can only reload from main coroutine";	3600	warn "can only reload from main coroutine";
3066	return;	3601	return;
3067	}	3602	}
3068		3603
		3604	return if $RELOAD++;
		3605
		3606	while ($RELOAD) {
3069	warn "reloading...";	3607	warn "reloading...";
3070		3608
3071	warn "entering sync_job";	3609	warn "entering sync_job";
3072		3610
3073	cf::sync_job {	3611	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark	3612	cf::write_runtime_sync; # external watchdog should not bark
3075	cf::emergency_save;	3613	cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark	3614	cf::write_runtime_sync; # external watchdog should not bark
3077		3615
3078	warn "syncing database to disk";	3616	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;	3617	BDB::db_env_txn_checkpoint $DB_ENV;
3080		3618
3081	# if anything goes wrong in here, we should simply crash as we already saved	3619	# if anything goes wrong in here, we should simply crash as we already saved
3082		3620
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087
3088	warn "flushing outstanding aio requests";	3621	warn "flushing outstanding aio requests";
3089	for (;;) {
3090	BDB::flush;
3091	IO::AIO::flush;
3092	Coro::cede;
3093	last unless IO::AIO::nreqs || BDB::nreqs;	3622	while (IO::AIO::nreqs || BDB::nreqs) {
3094	warn "iterate...";	3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3095	}
3096
3097	++$RELOAD;
3098
3099	warn "cancelling all extension coros";
3100	$_->cancel for values %EXT_CORO;
3101	%EXT_CORO = ();
3102
3103	warn "removing commands";
3104	%COMMAND = ();
3105
3106	warn "removing ext/exti commands";
3107	%EXTCMD = ();
3108	%EXTICMD = ();
3109
3110	warn "unloading/nuking all extensions";
3111	for my $pkg (@EXTS) {
3112	warn "... unloading $pkg";
3113
3114	if (my $cb = $pkg->can ("unload")) {
3115	eval {
3116	$cb->($pkg);
3117	1
3118	} or warn "$pkg unloaded, but with errors: $@";
3119	}	3624	}
3120		3625
3121	warn "... nuking $pkg";	3626	warn "cancelling all extension coros";
3122	Symbol::delete_package $pkg;	3627	$_->cancel for values %EXT_CORO;
3123	}	3628	%EXT_CORO = ();
3124		3629
3125	warn "unloading all perl modules loaded from $LIBDIR";	3630	warn "removing commands";
3126	while (my ($k, $v) = each %INC) {	3631	%COMMAND = ();
3127	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3128		3632
		3633	warn "removing ext/exti commands";
		3634	%EXTCMD = ();
		3635	%EXTICMD = ();
		3636
		3637	warn "unloading/nuking all extensions";
		3638	for my $pkg (@EXTS) {
3129	warn "... unloading $k";	3639	warn "... unloading $pkg";
3130	delete $INC{$k};
3131		3640
3132	$k =~ s/\.pm$//;
3133	$k =~ s/\//::/g;
3134
3135	if (my $cb = $k->can ("unload_module")) {	3641	if (my $cb = $pkg->can ("unload")) {
		3642	eval {
3136	$cb->();	3643	$cb->($pkg);
		3644	1
		3645	} or warn "$pkg unloaded, but with errors: $@";
		3646	}
		3647
		3648	warn "... clearing $pkg";
		3649	clear_package $pkg;
3137	}	3650	}
3138		3651
3139	Symbol::delete_package $k;	3652	warn "unloading all perl modules loaded from $LIBDIR";
		3653	while (my ($k, $v) = each %INC) {
		3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3655
		3656	warn "... unloading $k";
		3657	delete $INC{$k};
		3658
		3659	$k =~ s/\.pm$//;
		3660	$k =~ s/\//::/g;
		3661
		3662	if (my $cb = $k->can ("unload_module")) {
		3663	$cb->();
		3664	}
		3665
		3666	clear_package $k;
3140	}	3667	}
3141		3668
3142	warn "getting rid of safe::, as good as possible";	3669	warn "getting rid of safe::, as good as possible";
3143	Symbol::delete_package "safe::$_"	3670	clear_package "safe::$_"
3144	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3145		3672
3146	warn "unloading cf.pm \"a bit\"";	3673	warn "unloading cf.pm \"a bit\"";
3147	delete $INC{"cf.pm"};	3674	delete $INC{"cf.pm"};
3148	delete $INC{"cf/pod.pm"};	3675	delete $INC{"cf/pod.pm"};
3149		3676
3150	# don't, removes xs symbols, too,	3677	# don't, removes xs symbols, too,
3151	# and global variables created in xs	3678	# and global variables created in xs
3152	#Symbol::delete_package __PACKAGE__;	3679	#clear_package __PACKAGE__;
3153		3680
3154	warn "unload completed, starting to reload now";	3681	warn "unload completed, starting to reload now";
3155		3682
3156	warn "reloading cf.pm";	3683	warn "reloading cf.pm";
3157	require cf;	3684	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3159		3686
3160	warn "loading config and database again";	3687	warn "loading config and database again";
3161	cf::cfg_load;	3688	cf::reload_config;
3162		3689
3163	warn "loading extensions";	3690	warn "loading extensions";
3164	cf::load_extensions;	3691	cf::load_extensions;
3165		3692
3166	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3167	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3168	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3169	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3170	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3171	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
3172		3699
3173	warn "leaving sync_job";	3700	warn "leaving sync_job";
3174		3701
3175	1	3702	1
3176	} or do {	3703	} or do {
3177	warn $@;	3704	warn $@;
3178	warn "error while reloading, exiting.";	3705	cf::cleanup "error while reloading, exiting.";
3179	exit 1;
3180	};	3706	};
3181		3707
3182	warn "reloaded";	3708	warn "reloaded";
		3709	--$RELOAD;
		3710	}
3183	};	3711	};
3184		3712
3185	our $RELOAD_WATCHER; # used only during reload	3713	our $RELOAD_WATCHER; # used only during reload
3186		3714
3187	sub reload_perl() {	3715	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	3716	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	3717	# coro crashes during coro_state_free->destroy here.
3190		3718
3191	$RELOAD_WATCHER ||= Event->timer (	3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3192	reentrant => 0,
3193	after => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => sub {
3196	do_reload_perl;	3720	do_reload_perl;
3197	undef $RELOAD_WATCHER;	3721	undef $RELOAD_WATCHER;
3198	},
3199	);	3722	};
3200	}	3723	}
3201		3724
3202	register_command "reload" => sub {	3725	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	3726	my ($who, $arg) = @_;
3204		3727
3205	if ($who->flag (FLAG_WIZ)) {	3728	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	3729	$who->message ("reloading server.");
		3730	async {
		3731	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	3732	reload_perl;
		3733	};
3208	}	3734	}
3209	};	3735	};
3210		3736
3211	unshift @INC, $LIBDIR;	3737	unshift @INC, $LIBDIR;
3212		3738
…		…
3214		3740
3215	our @WAIT_FOR_TICK;	3741	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;	3742	our @WAIT_FOR_TICK_BEGIN;
3217		3743
3218	sub wait_for_tick {	3744	sub wait_for_tick {
3219	return unless $TICK_WATCHER->is_active;
3220	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3221		3746
3222	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3223	push @WAIT_FOR_TICK, $signal;	3748	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;	3749	$signal->wait;
3225	}	3750	}
3226		3751
3227	sub wait_for_tick_begin {	3752	sub wait_for_tick_begin {
3228	return unless $TICK_WATCHER->is_active;
3229	return if $Coro::current == $Coro::main;	3753	return if tick_inhibit || $Coro::current == $Coro::main;
3230		3754
3231	my $signal = new Coro::Signal;	3755	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	3756	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	3757	$signal->wait;
3234	}	3758	}
3235		3759
3236	my $min = 1e6;#d#	3760	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	3761	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	3763	unless ++$bug_warning > 10;
3248	return;	3764	return;
3249	}	3765	}
3250		3766
3251	$NOW = $tick_start = Event::time;
3252
3253	cf::server_tick; # one server iteration	3767	cf::server_tick; # one server iteration
3254		3768
3255	0 && sync_job {#d#	3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	3771	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3772	$Coro::current->{desc} = "runtime saver";
3259	or die;	3773	write_runtime_sync
3260		3774	or warn "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	3775	};
		3776	}
3277		3777
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	3779	$sig->send;
3294	}	3780	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	3781	while (my $sig = shift @WAIT_FOR_TICK) {
3296	$sig->send;	3782	$sig->send;
3297	}	3783	}
3298		3784
3299	$NOW = Event::time;	3785	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		3787
3310	_post_tick;	3788	if (0) {
3311		3789	if ($NEXT_TICK) {
3312		3790	my $jitter = $TICK_START - $NEXT_TICK;
		3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3792	warn "jitter $JITTER\n";#d#
		3793	}
3313	},	3794	}
3314	);	3795	}
3315		3796
3316	{	3797	{
3317	BDB::max_poll_time $TICK * 0.1;	3798	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	3799
3319	reentrant => 0,
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	3800	BDB::min_parallel 8;
3327		3801	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	3802	$AnyEvent::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		3803
3343	unless ($DB_ENV) {	3804	unless ($DB_ENV) {
3344	$DB_ENV = BDB::db_env_create;	3805	$DB_ENV = BDB::db_env_create;
		3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3807	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3808	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3809	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3810	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3345		3811
3346	cf::sync_job {	3812	cf::sync_job {
3347	eval {	3813	eval {
3348	BDB::db_env_open	3814	BDB::db_env_open
3349	$DB_ENV,	3815	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3817	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3818	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	3819	0666;
3354		3820
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3821	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	3822	};
3360		3823
3361	cf::cleanup "db_env_open(db): $@" if $@;	3824	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	3825	};
3363	}	3826	}
		3827
		3828	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3829	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3830	};
		3831	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3833	};
		3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3836	};
3364	}	3837	}
3365		3838
3366	{	3839	{
		3840	# configure IO::AIO
		3841
3367	IO::AIO::min_parallel 8;	3842	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	3843	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	3844	undef $AnyEvent::AIO::WATCHER;
3372	reentrant => 0,
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	3845	}
3380		3846
3381	my $_log_backtrace;	3847	my $_log_backtrace;
3382		3848
3383	sub _log_backtrace {	3849	sub _log_backtrace {
…		…
3386	$msg =~ s/\n//;	3852	$msg =~ s/\n//;
3387		3853
3388	# limit the # of concurrent backtraces	3854	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	3855	if ($_log_backtrace < 2) {
3390	++$_log_backtrace;	3856	++$_log_backtrace;
		3857	my $perl_bt = Carp::longmess $msg;
3391	async {	3858	async {
		3859	$Coro::current->{desc} = "abt $msg";
		3860
3392	my @bt = fork_call {	3861	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	3862	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3863	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3864	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3396	or die "addr2line: $!";	3865	or die "addr2line: $!";
…		…
3404	}	3873	}
3405		3874
3406	@funcs	3875	@funcs
3407	};	3876	};
3408		3877
3409	LOG llevInfo, "[ABT] $msg\n";	3878	LOG llevInfo, "[ABT] $perl_bt\n";
		3879	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3410	LOG llevInfo, "[ABT] $_\n" for @bt;	3880	LOG llevInfo, "[ABT] $_\n" for @bt;
3411	--$_log_backtrace;	3881	--$_log_backtrace;
3412	};	3882	};
3413	} else {	3883	} else {
3414	LOG llevInfo, "[ABT] $msg\n";	3884	LOG llevInfo, "[ABT] $msg\n";

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