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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.456 by root, Tue Sep 30 04:00:35 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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	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
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	81	our %EXTCMD = ();
56	our %EXTICMD = ();	82	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
74		104
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	107	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	113	our $DB_ENV;
85		114
86	our %CFG;	115	our %CFG;
87		116
88	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
90		120
91	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
94		124
95	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		127
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
101		134
102	binmode STDOUT;	135	binmode STDOUT;
103	binmode STDERR;	136	binmode STDERR;
104		137
105	# read virtual server time, if available	138	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
110	}	143	}
111		144
112	mkdir $_	145	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		191
159	The raw value load value from the last tick.	192	The raw value load value from the last tick.
160		193
161	=item %cf::CFG	194	=item %cf::CFG
162		195
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	197	from wherever your confdir points to.
165		198
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		200
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	219	$msg .= "\n"
187	unless $msg =~ /\n$/;	220	unless $msg =~ /\n$/;
188		221
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		223
191	utf8::encode $msg;
192	LOG llevError, $msg;	224	LOG llevError, $msg;
193	};	225	};
194	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
195		242
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	253	for my $pkg (qw(
207	cf::global cf::attachable	254	cf::global cf::attachable
208	cf::object cf::object::player	255	cf::object cf::object::player
209	cf::client cf::player	256	cf::client cf::player
210	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
211	cf::map cf::party cf::region	259	cf::party cf::region
212	)) {	260	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	262	}
216		263
217	$Event::DIED = sub {	264	$EV::DIED = sub {
218	warn "error in event callback: @_";	265	warn "error in event callback: @_";
219	};	266	};
220		267
221	#############################################################################	268	#############################################################################
222		269
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	293	$d
247	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
248	}	295	}
249		296
250	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
251		298
252	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
253		300
254	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
255		302
256	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
257		304
258	=cut	305	=cut
259		306
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		308
262	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
264		325
265	=item cf::lock_wait $string	326	=item cf::lock_wait $string
266		327
267	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
268		329
…		…
271	Wait until the given lock is available and then acquires it and returns	332	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,	333	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	334	for example when the coroutine gets canceled), the lock is automatically
274	returned.	335	returned.
275		336
		337	Locks are *not* recursive, locking from the same coro twice results in a
		338	deadlocked coro.
		339
276	Lock names should begin with a unique identifier (for example, cf::map::find	340	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	341	uses map_find and cf::map::load uses map_load).
278		342
279	=item $locked = cf::lock_active $string	343	=item $locked = cf::lock_active $string
280		344
281	Return true if the lock is currently active, i.e. somebody has locked it.	345	Return true if the lock is currently active, i.e. somebody has locked it.
282		346
283	=cut	347	=cut
284		348
285	our %LOCK;	349	our %LOCK;
		350	our %LOCKER;#d#
286		351
287	sub lock_wait($) {	352	sub lock_wait($) {
288	my ($key) = @_;	353	my ($key) = @_;
289		354
		355	if ($LOCKER{$key} == $Coro::current) {#d#
		356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		357	return;#d#
		358	}#d#
		359
290	# wait for lock, if any	360	# wait for lock, if any
291	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
292	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	364	Coro::schedule;
294	}	365	}
295	}	366	}
296		367
…		…
299		370
300	# wait, to be sure we are not locked	371	# wait, to be sure we are not locked
301	lock_wait $key;	372	lock_wait $key;
302		373
303	$LOCK{$key} = [];	374	$LOCK{$key} = [];
		375	$LOCKER{$key} = $Coro::current;#d#
304		376
305	Coro::guard {	377	Coro::guard {
		378	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	379	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	380	$_->ready for @{ delete $LOCK{$key} };
308	}	381	}
309	}	382	}
310		383
…		…
313		386
314	! ! $LOCK{$key}	387	! ! $LOCK{$key}
315	}	388	}
316		389
317	sub freeze_mainloop {	390	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
319		392
320	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	394	}
322	};	395
323	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
324	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
325	}	409	}
326		410
327	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
328		412
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
342		426
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
345	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
346		432
347	while () {	433	while () {
348	next_job:	434	next_job:
349	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
357	}	443	}
358	}	444	}
359	}	445	}
360		446
361	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	450	$signal->wait;
365	} else {	451	} else {
366	Coro::schedule;	452	Coro::schedule;
367	}	453	}
368	}	454	}
369	};	455	};
370		456
371	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
372	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
373		461
374	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
376		464
…		…
390		478
391	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
392		480
393	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
394		482
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	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	484	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	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	486	acceptable.
399		487
400	If it must be done, put the blocking parts into C<sync_job>. This will run	488	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	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		494
407	sub sync_job(&) {	495	sub sync_job(&) {
408	my ($job) = @_;	496	my ($job) = @_;
409		497
410	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	499	my $time = EV::time;
412		500
413	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
415		503
416	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	505
418	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
419		507
420	my $busy = 1;	508	my $busy = 1;
421	my @res;	509	my @res;
422		510
423	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	513	@res = eval { $job->() };
425	warn $@ if $@;	514	warn $@ if $@;
426	undef $busy;	515	undef $busy;
427	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
428		517
429	while ($busy) {	518	while ($busy) {
430	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
431	}	523	}
		524	}
432		525
433	$time = Event::time - $time;	526	my $time = EV::time - $time;
434		527
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	528	$TICK_START += $time; # do not account sync jobs to server load
439		529
440	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
441	} else {	531	} else {
442	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
443		533
…		…
468	=item fork_call { }, $args	558	=item fork_call { }, $args
469		559
470	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
474		564
475	=cut	565	=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		566
486	sub fork_call(&@) {	567	sub fork_call(&@) {
487	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
488		569
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	570	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	571	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	572	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		573
494	if (my $pid = fork) {	574	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;	575	reset_signals;
508	local $SIG{__WARN__};	576	&$cb
509	local $SIG{__DIE__};	577	}, @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		578
516	eval {	579	wantarray ? @res : $res[-1]
517	close $fh1;	580	}
518		581
519	my @res = eval { $cb->(@args) };	582	=item $coin = coin_from_name $name
520		583
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	584	=cut
522	close $fh2;
523	};
524		585
525	warn $@ if $@;	586	our %coin_alias = (
526	_exit 0;	587	"silver" => "silvercoin",
527	}	588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
528	}	607	}
529		608
530	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
531		610
532	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
535		614
536	Stores the given C<$value> in the family. It can currently store binary	615	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).	616	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		617
		618	=item $db = cf::db_table "name"
		619
		620	Create and/or open a new database table. The string must not be "db" and must be unique
		621	within each server.
		622
539	=cut	623	=cut
		624
		625	sub db_table($) {
		626	my ($name) = @_;
		627	my $db = BDB::db_create $DB_ENV;
		628
		629	eval {
		630	$db->set_flags (BDB::CHKSUM);
		631
		632	utf8::encode $name;
		633	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		634	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		635	cf::cleanup "db_open(db): $!" if $!;
		636	};
		637	cf::cleanup "db_open(db): $@" if $@;
		638
		639	$db
		640	}
540		641
541	our $DB;	642	our $DB;
542		643
543	sub db_init {	644	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	645	cf::sync_job {
548	eval {	646	$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	}	647	};
558	}	648	}
559		649
560	sub db_get($$) {	650	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
562		652
…		…
612	if (1) {	702	if (1) {
613	$md5 =	703	$md5 =
614	join "\x00",	704	join "\x00",
615	$processversion,	705	$processversion,
616	map {	706	map {
617	Coro::cede;	707	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	709	} 0.. $#$src;
620		710
621		711
622	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		750
661	#############################################################################	751	#############################################################################
662		752
663	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
664		754
665	Many objects in crossfire are so-called attachable objects. That means you can	755	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")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
668		758
669	In the following description, CLASS can be any of C<global>, C<object>	759	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	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	761	Deliantra).
672		762
673	=over 4	763	=over 4
674		764
675	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
676		766
…		…
720	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
721		811
722	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
724		814
725	Some classes such as crossfire maps and objects can specify attachments	815	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.	816	that are attached at load/instantiate time, thus the need for a name.
727		817
728	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
729		819
730	=over 4	820	=over 4
…		…
958	}	1048	}
959		1049
960	0	1050	0
961	}	1051	}
962		1052
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1054
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1056
967	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
968		1058
…		…
974		1064
975	=cut	1065	=cut
976		1066
977	#############################################################################	1067	#############################################################################
978	# object support	1068	# object support
979	#
980		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
981	sub _can_merge {	1103	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
983		1105
984	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1107
988	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
989	}	1110	}
990		1111
991	sub reattach {	1112	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1114	my ($obj) = @_;
994		1115
		1116	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1118
997	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
998		1120
999	@$registry = ();	1121	@$registry = ();
1000		1122
…		…
1015	cf::attachable->attach (	1137	cf::attachable->attach (
1016	prio => -1000000,	1138	prio => -1000000,
1017	on_instantiate => sub {	1139	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1019		1141
1020	$data = from_json $data;	1142	$data = decode_json $data;
1021		1143
1022	for (@$data) {	1144	for (@$data) {
1023	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1024		1146
1025	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1163	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1043		1165
1044	sync_job {	1166	sync_job {
1045	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1048		1171
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1176	aio_close $fh;
1054		1177
1055	if (@$objs) {	1178	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1184	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1186	}
1064	} else {	1187	} else {
1065	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1066	}	1189	}
1067		1190
1068	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1069	} else {	1195	} else {
1070	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1071	}	1197	}
1072	} else {	1198	} else {
1073	aio_unlink $filename;	1199	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1200	aio_unlink "$filename.pst";
1075	}	1201	}
1076	}	1202	};
1077	}	1203	}
1078		1204
1079	sub object_freezer_as_string {	1205	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1206	my ($rdata, $objs) = @_;
1081		1207
…		…
1093	or return;	1219	or return;
1094		1220
1095	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1223	or return;
		1224
1098	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1099	}	1227	}
1100		1228
		1229	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
		1232
1103	return ($data, $av);	1233	($data, $av)
1104	}	1234	}
1105		1235
1106	=head2 COMMAND CALLBACKS	1236	=head2 COMMAND CALLBACKS
1107		1237
1108	=over 4	1238	=over 4
…		…
1186	my ($type, $reply, @payload) =	1316	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1317	"ARRAY" eq ref $msg
1188	? @$msg	1318	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1319	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1320
		1321	my @reply;
		1322
1191	if (my $cb = $EXTCMD{$type}) {	1323	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1324	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1325	}
		1326
		1327	$pl->ext_reply ($reply, @reply)
		1328	if $reply;
		1329
1197	} else {	1330	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1331	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1332	}
1200		1333
1201	cf::override;	1334	cf::override;
…		…
1228		1361
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1364
1232	$ext{source} =	1365	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1235	. $source	1368	. $source
1236	. "\n};\n1";	1369	. "\n};\n1";
1237		1370
1238	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1256		1389
1257	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1391	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1393	}
1262		1394
1263	warn $msg;	1395	warn $msg;
1264	}	1396	}
1265		1397
…		…
1279		1411
1280	=back	1412	=back
1281		1413
1282	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1283		1415
1284	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1285		1417
1286	=cut	1418	=cut
1287		1419
1288	package cf::player;	1420	package cf::player;
1289		1421
1290	use Coro::AIO;	1422	use Coro::AIO;
1291		1423
1292	=head3 cf::player	1424	=head3 cf::player
1293		1425
1294	=over 4	1426	=over 4
		1427
		1428	=item cf::player::num_playing
		1429
		1430	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1431
		1432	=cut
		1433
		1434	sub num_playing {
		1435	scalar grep
		1436	$_->ob->map
		1437	&& !$_->hidden
		1438	&& !$_->ob->flag (cf::FLAG_WIZ),
		1439	cf::player::list
		1440	}
1295		1441
1296	=item cf::player::find $login	1442	=item cf::player::find $login
1297		1443
1298	Returns the given player object, loading it if necessary (might block).	1444	Returns the given player object, loading it if necessary (might block).
1299		1445
…		…
1318		1464
1319	sub exists($) {	1465	sub exists($) {
1320	my ($login) = @_;	1466	my ($login) = @_;
1321		1467
1322	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1324	}	1470	}
1325		1471
1326	sub find($) {	1472	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1474	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1481	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1482	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1483	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1484	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1485
1340	my $pl = load_pl path $login	1486	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1487	or return;
		1488
		1489	my $pl = cf::player::load_pl $f
		1490	or return;
		1491
		1492	local $cf::PLAYER_LOADING{$login} = $pl;
		1493	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1343	}	1495	}
1344	}	1496	}
1345	}	1497	}
1346		1498
…		…
1355	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1356		1508
1357	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
1359		1511
		1512	cf::get_slot 0.01;
		1513
1360	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1361	Coro::cede;	1515	cf::cede_to_tick;
1362	}	1516	}
1363		1517
1364	sub new($) {	1518	sub new($) {
1365	my ($login) = @_;	1519	my ($login) = @_;
1366		1520
…		…
1395	my ($pl) = @_;	1549	my ($pl) = @_;
1396		1550
1397	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1398		1552
1399	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1400	$pl->password ("*"); # this should lock out the player until we nuked the dir	1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1401		1555
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1406		1562
1407	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1600	or return [];
1445		1601
1446	my @logins;	1602	my @logins;
1447		1603
1448	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
		1605	my $path = path $login;
		1606
		1607	# a .pst is a dead give-away for a valid player
		1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1613	}
1452		1614
1453	utf8::decode $login;	1615	utf8::decode $login;
1454	push @logins, $login;	1616	push @logins, $login;
1455	}	1617	}
1456		1618
…		…
1483	}	1645	}
1484		1646
1485	\@paths	1647	\@paths
1486	}	1648	}
1487		1649
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1651
1490	Expand crossfire pod fragments into protocol xml.	1652	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1653
1538	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1539		1655
1540	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1541		1657
1542	=cut	1658	=cut
1543		1659
1544	sub ext_reply($$@) {	1660	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1661	my ($self, $id, @msg) = @_;
1546		1662
1547	if ($self->ns->extcmd == 2) {	1663	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1664	}
1555		1665
1556	=item $player->ext_msg ($type, @msg)	1666	=item $player->ext_msg ($type, @msg)
1557		1667
1558	Sends an ext event to the client.	1668	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1616		1726
1617	sub generate_random_map {	1727	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1728	my ($self, $rmp) = @_;
		1729
		1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1731
1619	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1733	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1858
1746	# the temporary/swap location	1859	# the temporary/swap location
1747	sub save_path {	1860	sub save_path {
1748	my ($self) = @_;	1861	my ($self) = @_;
1749		1862
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1752	}	1865	}
1753		1866
1754	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1755	sub uniq_path {	1868	sub uniq_path {
1756	my ($self) = @_;	1869	my ($self) = @_;
1757		1870
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1760	}	1873	}
1761		1874
1762	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1763	# all maps in C++...	1876	# all maps in C++...
…		…
1786		1899
1787	sub load_header_from($) {	1900	sub load_header_from($) {
1788	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1789		1902
1790	utf8::encode $path;	1903	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1796		1912
1797	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1798		1914
1799	1	1915	1
1800	}	1916	}
…		…
1854	sub find {	1970	sub find {
1855	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1856		1972
1857	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1858		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1860		1977
1861	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
		1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1862	my $guard = cf::lock_acquire "map_find:$path";	1980	my $guard2 = cf::lock_acquire "map_find:$path";
		1981
1863	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1864	or return;	1983	or return;
1865		1984
1866	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1867		1986
…		…
1869	or return;	1988	or return;
1870		1989
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
		1994	undef $guard1;
1874	$map->reset;	1995	$map->reset;
1875	undef $guard;
1876	return find $path;	1996	return find $path;
1877	}	1997	}
1878		1998
1879	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1880	}	2000	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1890		2010
1891	my $path = $self->{path};	2011	my $path = $self->{path};
1892		2012
1893	{	2013	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1895		2015
		2016	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2018
1898	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1899		2020
1900	$self->alloc;	2021	$self->alloc;
1901		2022
1902	$self->pre_load;	2023	$self->pre_load;
1903	Coro::cede;	2024	cf::cede_to_tick;
1904		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1906	or return;	2029	or return;
1907		2030
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1909	if delete $self->{load_original};	2032	if delete $self->{load_original};
1910		2033
1911	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2035	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2038	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1916	}	2042	}
1917	}	2043	}
1918		2044
1919	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1920	# now do the right thing for maps	2048	# now do the right thing for maps
1921	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2051	unless $self->difficulty;
1924	Coro::cede;	2052	cf::cede_to_tick;
1925		2053
1926	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2055	$self->decay_objects;
1928	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1929	$self->update_buttons;	2057	$self->update_buttons;
1930	Coro::cede;	2058	cf::cede_to_tick;
1931	$self->set_darkness_map;	2059	$self->set_darkness_map;
1932	Coro::cede;	2060	cf::cede_to_tick;
1933	$self->activate;	2061	$self->activate;
1934	}	2062	}
1935		2063
1936	$self->{last_save} = $cf::RUNTIME;	2064	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2065	$self->last_access ($cf::RUNTIME);
1938		2066
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2068	}
1941		2069
1942	$self->post_load;	2070	$self->post_load;
1943	}	2071	}
1944		2072
…		…
1953		2081
1954	$self	2082	$self
1955	}	2083	}
1956		2084
1957	# find and load all maps in the 3x3 area around a map	2085	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2086	sub load_neighbours {
1959	my ($map) = @_;	2087	my ($map) = @_;
1960		2088
1961	my @diag; # diagonal neighbours	2089	my @neigh; # diagonal neighbours
1962		2090
1963	for (0 .. 3) {	2091	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2092	my $neigh = $map->tile_path ($_)
1965	or next;	2093	or next;
1966	$neigh = find $neigh, $map	2094	$neigh = find $neigh, $map
1967	or next;	2095	or next;
1968	$neigh->load;	2096	$neigh->load;
1969		2097
		2098	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2101	}
1973		2102
1974	for (@diag) {	2103	for (grep defined $_->[0], @neigh) {
		2104	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2105	my $neigh = find $path, $origin
1976	or next;	2106	or next;
1977	$neigh->load;	2107	$neigh->load;
1978	}	2108	}
1979	}	2109	}
1980		2110
…		…
1985	}	2115	}
1986		2116
1987	sub do_load_sync {	2117	sub do_load_sync {
1988	my ($map) = @_;	2118	my ($map) = @_;
1989		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1990	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1991	}	2124	}
1992		2125
1993	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1995		2128
1996	sub find_async {	2129	sub find_async {
1997	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1998		2131
1999	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
2000		2133
2001	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2136	}
2004		2137
2005	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
2006	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
2007	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2145	if (my $map = find $k) {
2010	$map->load;	2146	$map->load if $v;
2011	}	2147	}
2012		2148
2013	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
2014	}	2150	}
2015	}	2151	}
2016	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
2017	};	2153	};
2018	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2157	}
2022		2158
2023	sub save {	2159	sub save {
2024	my ($self) = @_;	2160	my ($self) = @_;
2025		2161
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2163
2028	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
2029		2165
2030	return unless $self->dirty;	2166	return unless $self->dirty;
2031		2167
…		…
2037	return if $self->{deny_save};	2173	return if $self->{deny_save};
2038		2174
2039	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2040		2176
2041	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2043	};	2180	};
		2181
		2182	cf::get_slot 0.02;
2044		2183
2045	if ($uniq) {	2184	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2187	} else {
…		…
2054	my ($self) = @_;	2193	my ($self) = @_;
2055		2194
2056	# save first because save cedes	2195	# save first because save cedes
2057	$self->save;	2196	$self->save;
2058		2197
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2199
2061	return if $self->players;	2200	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2063	return if $self->{deny_save};	2202	return if $self->{deny_save};
2064		2203
		2204	$self->in_memory (cf::MAP_SWAPPED);
		2205
		2206	$self->deactivate;
		2207	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2208	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2209	}
2068		2210
2069	sub reset_at {	2211	sub reset_at {
2070	my ($self) = @_;	2212	my ($self) = @_;
2071		2213
…		…
2103	if $uniq;	2245	if $uniq;
2104	}	2246	}
2105		2247
2106	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2107		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2252	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2253
2112	$self->unlink_save;	2254	$self->unlink_save;
2113	$self->destroy;	2255	$self->destroy;
2114	}	2256	}
2115		2257
2116	my $nuke_counter = "aaaa";	2258	my $nuke_counter = "aaaa";
2117		2259
2118	sub nuke {	2260	sub nuke {
2119	my ($self) = @_;	2261	my ($self) = @_;
2120		2262
		2263	{
		2264	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2265
2121	delete $cf::MAP{$self->path};	2266	delete $cf::MAP{$self->path};
2122		2267
2123	$self->unlink_save;	2268	$self->unlink_save;
2124		2269
2125	bless $self, "cf::map";	2270	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2271	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2272	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2273	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2275
2131	$cf::MAP{$self->path} = $self;	2276	$cf::MAP{$self->path} = $self;
		2277	}
2132		2278
2133	$self->reset; # polite request, might not happen	2279	$self->reset; # polite request, might not happen
2134	}	2280	}
2135		2281
2136	=item $maps = cf::map::tmp_maps	2282	=item $maps = cf::map::tmp_maps
…		…
2178		2324
2179	sub unique_maps() {	2325	sub unique_maps() {
2180	[	2326	[
2181	map {	2327	map {
2182	utf8::decode $_;	2328	utf8::decode $_;
2183	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2184	? normalise $_	2332	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2334	]
2188	}	2335	}
2189		2336
2190	package cf;
2191
2192	=back	2337	=back
2193		2338
2194	=head3 cf::object	2339	=head3 cf::object
2195		2340
2196	=cut	2341	=cut
…		…
2199		2344
2200	=over 4	2345	=over 4
2201		2346
2202	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2203		2348
2204	Returns the inventory of the object _and_ their inventories, recursively.	2349	Returns the inventory of the object I<and> their inventories, recursively,
		2350	but I<not> the object itself.
2205		2351
2206	=cut	2352	=cut
2207		2353
2208	sub inv_recursive_;	2354	sub inv_recursive_;
2209	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2212		2358
2213	sub inv_recursive {	2359	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2215	}	2361	}
2216		2362
		2363	=item $ref = $ob->ref
		2364
		2365	Creates and returns a persistent reference to an object that can be stored as a string.
		2366
		2367	=item $ob = cf::object::deref ($refstring)
		2368
		2369	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2370	even if the object actually exists. May block.
		2371
		2372	=cut
		2373
		2374	sub deref {
		2375	my ($ref) = @_;
		2376
		2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2378	my ($uuid, $name) = ($1, $2);
		2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2380	or return;
		2381	$pl->ob->uuid eq $uuid
		2382	or return;
		2383
		2384	$pl->ob
		2385	} else {
		2386	warn "$ref: cannot resolve object reference\n";
		2387	undef
		2388	}
		2389	}
		2390
2217	package cf;	2391	package cf;
2218		2392
2219	=back	2393	=back
2220		2394
2221	=head3 cf::object::player	2395	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2401	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228	can be C<undef>. Does the right thing when the player is currently in a	2402	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2230		2404
2231	=cut	2405	=cut
		2406
		2407	our $SAY_CHANNEL = {
		2408	id => "say",
		2409	title => "Map",
		2410	reply => "say ",
		2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2412	};
		2413
		2414	our $CHAT_CHANNEL = {
		2415	id => "chat",
		2416	title => "Chat",
		2417	reply => "chat ",
		2418	tooltip => "Player chat and shouts, global to the server.",
		2419	};
2232		2420
2233	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2422	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2423	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2438
2251	} else {	2439	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2442	}
2255	}	2443	}
2256	}	2444	}
2257		2445
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2471
2284	=item $player_object->enter_link	2472	=item $player_object->enter_link
2285		2473
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2474	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2475
2288	The player should be reasonably safe there for short amounts of time. You	2476	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2478	though, as the palyer cannot control the character while it is on the link
		2479	map.
2290		2480
2291	Will never block.	2481	Will never block.
2292		2482
2293	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2294		2484
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2539	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2540	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2541	if $x <=0 && $y <= 0;
2352		2542
2353	$map->load;	2543	$map->load;
2354	$map->load_diag;	2544	$map->load_neighbours;
2355		2545
2356	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2357	$self->activate_recursive;	2548	$self->activate_recursive;
2358		2549
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2361	}	2552	}
…		…
2366	her, loading and preparing them map, calling the provided $check callback	2557	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2558	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2559	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2560	be called at the end of this process.
2370		2561
		2562	Note that $check will be called with a potentially non-loaded map, so if
		2563	it needs a loaded map it has to call C<< ->load >>.
		2564
2371	=cut	2565	=cut
2372		2566
2373	our $GOTOGEN;	2567	our $GOTOGEN;
2374		2568
2375	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2574
2381	$self->enter_link;	2575	$self->enter_link;
2382		2576
2383	(async {	2577	(async {
		2578	$Coro::current->{desc} = "player::goto $path $x $y";
		2579
		2580	# *tag paths override both path and x|y
		2581	if ($path =~ /^\*(.*)$/) {
		2582	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2583	my $ob = $obs[rand @obs];
		2584
		2585	# see if we actually can go there
		2586	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2587	$ob = $obs[rand @obs];
		2588	} else {
		2589	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2590	}
		2591	# else put us there anyways for now #d#
		2592
		2593	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2594	} else {
		2595	($path, $x, $y) = (undef, undef, undef);
		2596	}
		2597	}
		2598
2384	my $map = eval {	2599	my $map = eval {
2385	my $map = cf::map::find $path;	2600	my $map = defined $path ? cf::map::find $path : undef;
2386		2601
2387	if ($map) {	2602	if ($map) {
2388	$map = $map->customise_for ($self);	2603	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2604	$map = $check->($map) if $check && $map;
2390	} else {	2605	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2607	}
2393		2608
2394	$map	2609	$map
2395	};	2610	};
2396		2611
…		…
2432	}	2647	}
2433		2648
2434	sub prepare_random_map {	2649	sub prepare_random_map {
2435	my ($exit) = @_;	2650	my ($exit) = @_;
2436		2651
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2654	# that depends on the exit object
2442		2655
2443	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2658	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2450	}	2665	}
2451		2666
2452	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2453		2668
2454	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2457		2672
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2675	undef $fh;
2461	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2462		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2465	}	2684	}
2466	}	2685	}
2467		2686
2468	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2470		2689
2471	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2472		2691
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2692	$self->enter_link;
2485		2693
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2694	(async {
2491	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2492	unless (eval {	2697	unless (eval {
		2698	$self->deactivate_recursive; # just to be sure
		2699
		2700	# random map handling
		2701	{
		2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2703
		2704	prepare_random_map $exit
		2705	if $exit->slaying eq "/!";
		2706	}
		2707
		2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2709	my $x = $exit->stats->hp;
		2710	my $y = $exit->stats->sp;
		2711
2493	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2494		2713
		2714	# if exit is damned, update players death & WoR home-position
		2715	$self->contr->savebed ($map, $x, $y)
		2716	if $exit->flag (cf::FLAG_DAMNED);
		2717
2495	1;	2718	1
2496	}) {	2719	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2721	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2724
2502	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2532		2755
2533	=cut	2756	=cut
2534		2757
		2758	# non-persistent channels (usually the info channel)
		2759	our %CHANNEL = (
		2760	"c/identify" => {
		2761	id => "infobox",
		2762	title => "Identify",
		2763	reply => undef,
		2764	tooltip => "Items recently identified",
		2765	},
		2766	"c/examine" => {
		2767	id => "infobox",
		2768	title => "Examine",
		2769	reply => undef,
		2770	tooltip => "Signs and other items you examined",
		2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
		2778	"c/lookat" => {
		2779	id => "infobox",
		2780	title => "Look",
		2781	reply => undef,
		2782	tooltip => "What you saw there",
		2783	},
		2784	"c/who" => {
		2785	id => "infobox",
		2786	title => "Players",
		2787	reply => undef,
		2788	tooltip => "Shows players who are currently online",
		2789	},
		2790	"c/body" => {
		2791	id => "infobox",
		2792	title => "Body Parts",
		2793	reply => undef,
		2794	tooltip => "Shows which body parts you posess and are available",
		2795	},
		2796	"c/skills" => {
		2797	id => "infobox",
		2798	title => "Skills",
		2799	reply => undef,
		2800	tooltip => "Shows your experience per skill and item power",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	);
		2821
2535	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2824
2538	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2539		2827
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2829
		2830	# check predefined channels, for the benefit of C
		2831	if ($CHANNEL{$channel}) {
		2832	$channel = $CHANNEL{$channel};
		2833
		2834	$self->ext_msg (channel_info => $channel)
		2835	if $self->can_msg;
		2836
		2837	$channel = $channel->{id};
		2838
2542	if (ref $channel) {	2839	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2840	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2841	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2842	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2843	$self->ext_msg (channel_info => $channel)
		2844	if $self->can_msg;
2547	}	2845	}
2548		2846
2549	$channel = $channel->{id};	2847	$channel = $channel->{id};
2550	}	2848	}
2551		2849
…		…
2554	if ($self->can_msg) {	2852	if ($self->can_msg) {
2555	# default colour, mask it out	2853	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2558		2856
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2860	);
		2861
		2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
		2865
		2866	# split very large packets
		2867	if (8192 < length $pkt and $self->{can_lzf}) {
		2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2869	$pkt = "frag";
		2870	}
		2871
		2872	$self->send_packet ($pkt);
2561	} else {	2873	} else {
2562	if ($color >= 0) {	2874	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones	2875	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {	2876	for ($msg) {
2565	1 while	2877	1 while
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2885	$color &= cf::NDI_COLOR_MASK;
2574		2886
2575	utf8::encode $msg;	2887	utf8::encode $msg;
2576		2888
2577	if (0 && $msg =~ /\[/) {	2889	if (0 && $msg =~ /\[/) {
		2890	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2891	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2892	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2893	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2894	$self->send_packet ("drawinfo $color $msg")
2582	}	2895	}
2583	}	2896	}
…		…
2591	=cut	2904	=cut
2592		2905
2593	sub cf::client::ext_msg($$@) {	2906	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2907	my ($self, $type, @msg) = @_;
2595		2908
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2909	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2911	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	2912	push @msg, msgtype => "event_$type";
		2913	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2914	}
		2915	}
		2916
		2917	=item $client->ext_reply ($msgid, @msg)
		2918
		2919	Sends an ext reply to the client.
		2920
		2921	=cut
		2922
		2923	sub cf::client::ext_reply($$@) {
		2924	my ($self, $id, @msg) = @_;
		2925
		2926	if ($self->extcmd == 2) {
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2928	} elsif ($self->extcmd == 1) {
		2929	#TODO: version 1, remove
		2930	unshift @msg, msgtype => "reply", msgid => $id;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2932	}
2604	}	2933	}
2605		2934
2606	=item $success = $client->query ($flags, "text", \&cb)	2935	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	2997	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	2998	"ARRAY" eq ref $msg
2670	? @$msg	2999	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3000	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3001
		3002	my @reply;
		3003
2673	if (my $cb = $EXTICMD{$type}) {	3004	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3005	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3006	}
		3007
		3008	$ns->ext_reply ($reply, @reply)
		3009	if $reply;
		3010
2679	} else {	3011	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3012	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3013	}
2682		3014
2683	cf::override;	3015	cf::override;
…		…
2743	=pod	3075	=pod
2744		3076
2745	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2746		3078
2747	cf::object	3079	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3080	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3081	insert remove name archname title slaying race decrease split
2750		3082
2751	cf::object::player	3083	cf::object::player
2752	player	3084	player
2753		3085
2754	cf::player	3086	cf::player
…		…
2759		3091
2760	=cut	3092	=cut
2761		3093
2762	for (	3094	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp)],
2765	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2768	) {	3101	) {
2769	no strict 'refs';	3102	no strict 'refs';
…		…
2845	# the server's init and main functions	3178	# the server's init and main functions
2846		3179
2847	sub load_facedata($) {	3180	sub load_facedata($) {
2848	my ($path) = @_;	3181	my ($path) = @_;
2849		3182
		3183	# HACK to clear player env face cache, we need some signal framework
		3184	# for this (global event?)
		3185	%ext::player_env::MUSIC_FACE_CACHE = ();
		3186
		3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3188
2850	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2851		3190
2852	my $facedata;	3191	my $facedata;
2853	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3193	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3195	$facedata = Coro::Storable::thaw $facedata;
2857		3196
2858	$facedata->{version} == 2	3197	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3198	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3199
		3200	# patch in the exptable
		3201	$facedata->{resource}{"res/exp_table"} = {
		3202	type => FT_RSRC,
		3203	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3204	};
		3205	cf::cede_to_tick;
		3206
2861	{	3207	{
2862	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2863		3209
2864	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2866	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3217
2871	cf::cede_to_tick;	3218	cf::cede_to_tick;
2872	}	3219	}
2873		3220
2874	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2876	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2877	or next;	3225	or next;
		3226
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3230	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3248
2900	{	3249	{
2901	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3253
2908	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3255	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3257	my $data;
2915		3258
2916	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2917	# prepend meta info	3260	# prepend meta info
2918		3261
		3262	my $meta = $enc->encode ({
		3263	name => $name,
		3264	%{ $info->{meta} || {} },
		3265	});
		3266
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3268	} else {
		3269	$data = $info->{data};
		3270	}
2921		3271
2922	cf::face::set_data $idx, 0, $data, $chk;	3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2923	} else {	3274	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3275	$RESOURCE{$name} = $info;
2925	}	3276	}
2926		3277
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3278	cf::cede_to_tick;
2930	}	3279	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3283
2951	1	3284	1
2952	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2953		3306
2954	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2956		3309
2957	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2959	}	3312	}
2960	};	3313	};
2961		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
		3324
2962	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2963	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2965		3332
2966	for (cf::region::list) {	3333	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2975	}	3342	}
2976		3343
2977	sub reload_archetypes {	3344	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3347	}
2986		3348
2987	sub reload_treasures {	3349	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2990	}	3352	}
2991		3353
2992	sub reload_resources {	3354	sub reload_resources {
2993	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2994		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2995	reload_regions;	3359	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3360	reload_treasures;
3000		3361
3001	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
3002	}	3363	}
3003		3364
3004	sub init {	3365	sub reload_config {
3005	reload_resources;
3006	}
3007
3008	sub cfg_load {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3367	or return;
3011		3368
3012	local $/;	3369	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3014		3371
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3373
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3024	};	3381	};
3025	warn $@ if $@;	3382	warn $@ if $@;
3026	}	3383	}
3027	}	3384	}
3028		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3029	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417	cf::init_block;
		3418
		3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3420
3030	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3424	(async {
3034	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
3036	};	3428	};
3037		3429
3038	cfg_load;	3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
		3434	reload_config;
3039	db_init;	3435	db_init;
		3436
		3437	cf::load_settings;
		3438	cf::load_materials;
		3439	cf::init_uuid;
		3440	cf::init_signals;
		3441	cf::init_commands;
		3442	cf::init_skills;
		3443
		3444	cf::init_beforeplay;
		3445
		3446	atomic;
		3447
3040	load_extensions;	3448	load_extensions;
3041		3449
3042	$TICK_WATCHER->start;	3450	utime time, time, $RUNTIMEFILE;
		3451
		3452	# no (long-running) fork's whatsoever before this point(!)
		3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3454
		3455	(pop @POST_INIT)->(0) while @POST_INIT;
		3456	};
		3457
3043	Event::loop;	3458	EV::loop;
3044	}	3459	}
3045		3460
3046	#############################################################################	3461	#############################################################################
3047	# initialisation and cleanup	3462	# initialisation and cleanup
3048		3463
3049	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3050	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
3059	},
3060	);	3470	};
3061	}	3471	}
3062	}	3472	}
3063		3473
3064	sub write_runtime {	3474	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";
3066
3067	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3069		3477
3070	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3479
3072	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3073		3481
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3075	or return;	3483	or return;
3076		3484
3077	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3090		3498
3091	close $fh	3499	close $fh
3092	or return;	3500	or return;
3093		3501
3094	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3503	and return;
3096		3504
3097	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3098		3506
3099	1	3507	1
		3508	}
		3509
		3510	our $uuid_lock;
		3511	our $uuid_skip;
		3512
		3513	sub write_uuid_sync($) {
		3514	$uuid_skip ||= $_[0];
		3515
		3516	return if $uuid_lock;
		3517	local $uuid_lock = 1;
		3518
		3519	my $uuid = "$LOCALDIR/uuid";
		3520
		3521	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3522	or return;
		3523
		3524	my $value = uuid_seq uuid_cur;
		3525
		3526	unless ($value) {
		3527	warn "cowardly refusing to write zero uuid value!\n";
		3528	return;
		3529	}
		3530
		3531	my $value = uuid_str $value + $uuid_skip;
		3532	$uuid_skip = 0;
		3533
		3534	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3535	and return;
		3536
		3537	# always fsync - this file is important
		3538	aio_fsync $fh
		3539	and return;
		3540
		3541	close $fh
		3542	or return;
		3543
		3544	aio_rename "$uuid~", $uuid
		3545	and return;
		3546
		3547	warn "uuid file written ($value).\n";
		3548
		3549	1
		3550
		3551	}
		3552
		3553	sub write_uuid($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3100	}	3558	}
3101		3559
3102	sub emergency_save() {	3560	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3104		3562
…		…
3110	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3112	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3574	$pl->save;
3116	}	3575	}
3117	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3118		3577
3119	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3125	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3126		3585
3127	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3130	};	3593	};
3131		3594
3132	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3133	}	3596	}
3134		3597
3135	sub post_cleanup {	3598	sub post_cleanup {
3136	my ($make_core) = @_;	3599	my ($make_core) = @_;
3137		3600
3138	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		3606	}
		3607
		3608	# a safer delete_package, copied from Symbol
		3609	sub clear_package($) {
		3610	my $pkg = shift;
		3611
		3612	# expand to full symbol table name if needed
		3613	unless ($pkg =~ /^main::.*::$/) {
		3614	$pkg = "main$pkg" if $pkg =~ /^::/;
		3615	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3616	$pkg .= '::' unless $pkg =~ /::$/;
		3617	}
		3618
		3619	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3620	my $stem_symtab = *{$stem}{HASH};
		3621
		3622	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3623	or return;
		3624
		3625	# clear all symbols
		3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3627	for my $name (keys %$leaf_symtab) {
		3628	_gv_clear *{"$pkg$name"};
		3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3630	}
		3631	warn "cleared package $pkg\n";#d#
3140	}	3632	}
3141		3633
3142	sub do_reload_perl() {	3634	sub do_reload_perl() {
3143	# can/must only be called in main	3635	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3145	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3146	return;	3638	return;
3147	}	3639	}
3148		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3149	warn "reloading...";	3644	warn "reloading...";
3150		3645
3151	warn "entering sync_job";	3646	warn "entering sync_job";
3152		3647
3153	cf::sync_job {	3648	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3650	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3157		3652
3158	warn "syncing database to disk";	3653	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3655
3161	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3162		3657
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3174	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();
3182
3183	warn "removing commands";
3184	%COMMAND = ();
3185
3186	warn "removing ext/exti commands";
3187	%EXTCMD = ();
3188	%EXTICMD = ();
3189
3190	warn "unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";
3193
3194	if (my $cb = $pkg->can ("unload")) {
3195	eval {
3196	$cb->($pkg);
3197	1
3198	} or warn "$pkg unloaded, but with errors: $@";
3199	}	3661	}
3200		3662
3201	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3202	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3203	}	3665	%EXT_CORO = ();
3204		3666
3205	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3206	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3209	warn "... unloading $k";	3676	warn "... unloading $pkg";
3210	delete $INC{$k};
3211		3677
3212	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;
3214
3215	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3216	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3217	}	3687	}
3218		3688
3219	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3220	}	3704	}
3221		3705
3222	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		3709
3226	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3229		3713
3230	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3231	# and global variables created in xs	3715	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3233		3717
3234	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3235		3719
3236	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3237	require cf;	3721	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3723
3240	warn "loading config and database again";	3724	warn "loading config and database again";
3241	cf::cfg_load;	3725	cf::reload_config;
3242		3726
3243	warn "loading extensions";	3727	warn "loading extensions";
3244	cf::load_extensions;	3728	cf::load_extensions;
3245		3729
3246	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3249	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3252		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3253	warn "leaving sync_job";	3740	warn "leaving sync_job";
3254		3741
3255	1	3742	1
3256	} or do {	3743	} or do {
3257	warn $@;	3744	warn $@;
3258	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3746	};
3261		3747
3262	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3263	};	3751	};
3264		3752
3265	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3266		3754
3267	sub reload_perl() {	3755	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3270		3758
3271	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3272	reentrant => 0,
3273	after => 0,
3274	data => WF_AUTOCANCEL,
3275	cb => sub {
3276	do_reload_perl;	3760	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3278	},
3279	);	3762	};
3280	}	3763	}
3281		3764
3282	register_command "reload" => sub {	3765	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3284		3767
3285	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3772	reload_perl;
		3773	};
3288	}	3774	}
3289	};	3775	};
3290		3776
3291	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3292		3778
…		…
3294		3780
3295	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3297		3783
3298	sub wait_for_tick {	3784	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3786
3302	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3789	$signal->wait;
3305	}	3790	}
3306		3791
3307	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3310		3794
3311	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3797	$signal->wait;
3314	}	3798	}
3315		3799
3316	my $min = 1e6;#d#	3800	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3328	return;	3804	return;
3329	}	3805	}
3330		3806
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3334		3808
3335	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3811	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3339	or die;	3813	write_runtime_sync
3340		3814	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3815	};
		3816	}
3357		3817
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3819	$sig->send;
3374	}	3820	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3822	$sig->send;
3377	}	3823	}
3378		3824
3379	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3827
3390	_post_tick;	3828	if (0) {
3391		3829	if ($NEXT_TICK) {
3392		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3393	},	3834	}
3394	);	3835	}
3395		3836
3396	{	3837	{
3397	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3839
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3407		3841	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3843
3423	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		3851
3426	cf::sync_job {	3852	cf::sync_job {
3427	eval {	3853	eval {
3428	BDB::db_env_open	3854	BDB::db_env_open
3429	$DB_ENV,	3855	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3859	0666;
3434		3860
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3862	};
3440		3863
3441	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3865	};
3443	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3444	}	3877	}
3445		3878
3446	{	3879	{
		3880	# configure IO::AIO
		3881
3447	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3885	}
3460		3886
3461	my $_log_backtrace;	3887	my $_log_backtrace;
3462		3888
3463	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3466	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3467		3893
3468	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3471	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3472	my @bt = fork_call {	3901	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3484	}	3913	}
3485		3914
3486	@funcs	3915	@funcs
3487	};	3916	};
3488		3917
3489	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	3921	--$_log_backtrace;
3492	};	3922	};
3493	} else {	3923	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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