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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.318 by root, Tue Jul 24 04:55:34 2007 UTC vs.
Revision 1.453 by root, Tue Sep 23 04:29:11 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	}
…		…
1071	}	1194	}
1072	} else {	1195	} else {
1073	aio_unlink $filename;	1196	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1075	}	1198	}
1076	}	1199	};
1077	}	1200	}
1078		1201
1079	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1081		1204
…		…
1093	or return;	1216	or return;
1094		1217
1095	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1220	or return;
		1221
1098	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1099	}	1224	}
1100		1225
		1226	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
		1229
1103	return ($data, $av);	1230	($data, $av)
1104	}	1231	}
1105		1232
1106	=head2 COMMAND CALLBACKS	1233	=head2 COMMAND CALLBACKS
1107		1234
1108	=over 4	1235	=over 4
…		…
1186	my ($type, $reply, @payload) =	1313	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1314	"ARRAY" eq ref $msg
1188	? @$msg	1315	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1317
		1318	my @reply;
		1319
1191	if (my $cb = $EXTCMD{$type}) {	1320	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1321	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1322	}
		1323
		1324	$pl->ext_reply ($reply, @reply)
		1325	if $reply;
		1326
1197	} else {	1327	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1329	}
1200		1330
1201	cf::override;	1331	cf::override;
…		…
1228		1358
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1361
1232	$ext{source} =	1362	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1235	. $source	1365	. $source
1236	. "\n};\n1";	1366	. "\n};\n1";
1237		1367
1238	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1256		1386
1257	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1388	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1390	}
1262		1391
1263	warn $msg;	1392	warn $msg;
1264	}	1393	}
1265		1394
…		…
1279		1408
1280	=back	1409	=back
1281		1410
1282	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1283		1412
1284	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1285		1414
1286	=cut	1415	=cut
1287		1416
1288	package cf::player;	1417	package cf::player;
1289		1418
1290	use Coro::AIO;	1419	use Coro::AIO;
1291		1420
1292	=head3 cf::player	1421	=head3 cf::player
1293		1422
1294	=over 4	1423	=over 4
		1424
		1425	=item cf::player::num_playing
		1426
		1427	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1428
		1429	=cut
		1430
		1431	sub num_playing {
		1432	scalar grep
		1433	$_->ob->map
		1434	&& !$_->hidden
		1435	&& !$_->ob->flag (cf::FLAG_WIZ),
		1436	cf::player::list
		1437	}
1295		1438
1296	=item cf::player::find $login	1439	=item cf::player::find $login
1297		1440
1298	Returns the given player object, loading it if necessary (might block).	1441	Returns the given player object, loading it if necessary (might block).
1299		1442
…		…
1318		1461
1319	sub exists($) {	1462	sub exists($) {
1320	my ($login) = @_;	1463	my ($login) = @_;
1321		1464
1322	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1324	}	1467	}
1325		1468
1326	sub find($) {	1469	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1471	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1478	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1479	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1480	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1482
1340	my $pl = load_pl path $login	1483	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1484	or return;
		1485
		1486	my $pl = cf::player::load_pl $f
		1487	or return;
		1488
		1489	local $cf::PLAYER_LOADING{$login} = $pl;
		1490	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1343	}	1492	}
1344	}	1493	}
1345	}	1494	}
1346		1495
…		…
1355	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1356		1505
1357	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
1359		1508
		1509	cf::get_slot 0.01;
		1510
1360	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1361	Coro::cede;	1512	cf::cede_to_tick;
1362	}	1513	}
1363		1514
1364	sub new($) {	1515	sub new($) {
1365	my ($login) = @_;	1516	my ($login) = @_;
1366		1517
…		…
1372	$cf::PLAYER{$login} = $self;	1523	$cf::PLAYER{$login} = $self;
1373		1524
1374	$self	1525	$self
1375	}	1526	}
1376		1527
		1528	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1529
		1530	=cut
		1531
		1532	sub send_msg {
		1533	my $ns = shift->ns
		1534	or return;
		1535	$ns->send_msg (@_);
		1536	}
		1537
1377	=item $pl->quit_character	1538	=item $pl->quit_character
1378		1539
1379	Nukes the player without looking back. If logged in, the connection will	1540	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1541	be destroyed. May block for a long time.
1381		1542
…		…
1385	my ($pl) = @_;	1546	my ($pl) = @_;
1386		1547
1387	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1388		1549
1389	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1552
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1396		1559
1397	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1597	or return [];
1435		1598
1436	my @logins;	1599	my @logins;
1437		1600
1438	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
		1602	my $path = path $login;
		1603
		1604	# a .pst is a dead give-away for a valid player
		1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1610	}
1442		1611
1443	utf8::decode $login;	1612	utf8::decode $login;
1444	push @logins, $login;	1613	push @logins, $login;
1445	}	1614	}
1446		1615
…		…
1473	}	1642	}
1474		1643
1475	\@paths	1644	\@paths
1476	}	1645	}
1477		1646
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1648
1480	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1650
1528	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1529		1652
1530	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1531		1654
1532	=cut	1655	=cut
1533		1656
1534	sub ext_reply($$@) {	1657	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1658	my ($self, $id, @msg) = @_;
1536		1659
1537	if ($self->ns->extcmd == 2) {	1660	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1661	}
1545		1662
1546	=item $player->ext_msg ($type, @msg)	1663	=item $player->ext_msg ($type, @msg)
1547		1664
1548	Sends an ext event to the client.	1665	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1606		1723
1607	sub generate_random_map {	1724	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1609	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1730	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1855
1736	# the temporary/swap location	1856	# the temporary/swap location
1737	sub save_path {	1857	sub save_path {
1738	my ($self) = @_;	1858	my ($self) = @_;
1739		1859
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1742	}	1862	}
1743		1863
1744	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1745	sub uniq_path {	1865	sub uniq_path {
1746	my ($self) = @_;	1866	my ($self) = @_;
1747		1867
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1750	}	1870	}
1751		1871
1752	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1753	# all maps in C++...	1873	# all maps in C++...
…		…
1776		1896
1777	sub load_header_from($) {	1897	sub load_header_from($) {
1778	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1779		1899
1780	utf8::encode $path;	1900	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1786		1909
1787	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1788		1911
1789	1	1912	1
1790	}	1913	}
…		…
1844	sub find {	1967	sub find {
1845	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1846		1969
1847	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1848		1971
		1972	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1850		1974
1851	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
		1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard2 = cf::lock_acquire "map_find:$path";
		1978
1853	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1854	or return;	1980	or return;
1855		1981
1856	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
1857		1983
…		…
1859	or return;	1985	or return;
1860		1986
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
		1991	undef $guard1;
1864	$map->reset;	1992	$map->reset;
1865	undef $guard;
1866	return find $path;	1993	return find $path;
1867	}	1994	}
1868		1995
1869	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
1870	}	1997	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2006	local $self->{deny_reset} = 1; # loading can take a long time
1880		2007
1881	my $path = $self->{path};	2008	my $path = $self->{path};
1882		2009
1883	{	2010	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1885		2012
		2013	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2015
1888	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1889		2017
1890	$self->alloc;	2018	$self->alloc;
1891		2019
1892	$self->pre_load;	2020	$self->pre_load;
1893	Coro::cede;	2021	cf::cede_to_tick;
1894		2022
		2023	my $f = new_from_file cf::object::thawer $self->{load_path};
		2024	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2025	$self->_load_objects ($f)
1896	or return;	2026	or return;
1897		2027
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1899	if delete $self->{load_original};	2029	if delete $self->{load_original};
1900		2030
1901	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2032	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2033	unless (aio_stat $uniq) {
		2034	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2035	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2036	$self->_load_objects ($f);
		2037	$f->resolve_delayed_derefs;
		2038	}
1906	}	2039	}
1907	}	2040	}
1908		2041
1909	Coro::cede;	2042	$f->resolve_delayed_derefs;
		2043
		2044	cf::cede_to_tick;
1910	# now do the right thing for maps	2045	# now do the right thing for maps
1911	$self->link_multipart_objects;	2046	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2047	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2048	unless $self->difficulty;
1914	Coro::cede;	2049	cf::cede_to_tick;
1915		2050
1916	unless ($self->{deny_activate}) {	2051	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2052	$self->decay_objects;
1918	$self->fix_auto_apply;	2053	$self->fix_auto_apply;
1919	$self->update_buttons;	2054	$self->update_buttons;
1920	Coro::cede;	2055	cf::cede_to_tick;
1921	$self->set_darkness_map;	2056	$self->set_darkness_map;
1922	Coro::cede;	2057	cf::cede_to_tick;
1923	$self->activate;	2058	$self->activate;
1924	}	2059	}
1925		2060
		2061	$self->{last_save} = $cf::RUNTIME;
		2062	$self->last_access ($cf::RUNTIME);
		2063
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2065	}
1928		2066
1929	$self->post_load;	2067	$self->post_load;
1930	}	2068	}
1931		2069
…		…
1940		2078
1941	$self	2079	$self
1942	}	2080	}
1943		2081
1944	# find and load all maps in the 3x3 area around a map	2082	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2083	sub load_neighbours {
1946	my ($map) = @_;	2084	my ($map) = @_;
1947		2085
1948	my @diag; # diagonal neighbours	2086	my @neigh; # diagonal neighbours
1949		2087
1950	for (0 .. 3) {	2088	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2089	my $neigh = $map->tile_path ($_)
1952	or next;	2090	or next;
1953	$neigh = find $neigh, $map	2091	$neigh = find $neigh, $map
1954	or next;	2092	or next;
1955	$neigh->load;	2093	$neigh->load;
1956		2094
		2095	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2098	}
1960		2099
1961	for (@diag) {	2100	for (grep defined $_->[0], @neigh) {
		2101	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2102	my $neigh = find $path, $origin
1963	or next;	2103	or next;
1964	$neigh->load;	2104	$neigh->load;
1965	}	2105	}
1966	}	2106	}
1967		2107
…		…
1972	}	2112	}
1973		2113
1974	sub do_load_sync {	2114	sub do_load_sync {
1975	my ($map) = @_;	2115	my ($map) = @_;
1976		2116
		2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2118	if $Coro::current == $Coro::main;
		2119
1977	cf::sync_job { $map->load };	2120	cf::sync_job { $map->load };
1978	}	2121	}
1979		2122
1980	our %MAP_PREFETCH;	2123	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2124	our $MAP_PREFETCHER = undef;
1982		2125
1983	sub find_async {	2126	sub find_async {
1984	my ($path, $origin) = @_;	2127	my ($path, $origin, $load) = @_;
1985		2128
1986	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
1987		2130
1988	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2133	}
1991		2134
1992	undef $MAP_PREFETCH{$path};	2135	$MAP_PREFETCH{$path} |= $load;
		2136
1993	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
1994	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2142	if (my $map = find $k) {
1997	$map->load;	2143	$map->load if $v;
1998	}	2144	}
1999		2145
2000	delete $MAP_PREFETCH{$path};	2146	delete $MAP_PREFETCH{$k};
2001	}	2147	}
2002	}	2148	}
2003	undef $MAP_PREFETCHER;	2149	undef $MAP_PREFETCHER;
2004	};	2150	};
2005	$MAP_PREFETCHER->prio (6);	2151	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2154	}
2009		2155
2010	sub save {	2156	sub save {
2011	my ($self) = @_;	2157	my ($self) = @_;
2012		2158
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2160
2015	$self->{last_save} = $cf::RUNTIME;	2161	$self->{last_save} = $cf::RUNTIME;
2016		2162
2017	return unless $self->dirty;	2163	return unless $self->dirty;
2018		2164
…		…
2024	return if $self->{deny_save};	2170	return if $self->{deny_save};
2025		2171
2026	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
2027		2173
2028	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2030	};	2177	};
		2178
		2179	cf::get_slot 0.02;
2031		2180
2032	if ($uniq) {	2181	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2184	} else {
…		…
2041	my ($self) = @_;	2190	my ($self) = @_;
2042		2191
2043	# save first because save cedes	2192	# save first because save cedes
2044	$self->save;	2193	$self->save;
2045		2194
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2196
2048	return if $self->players;	2197	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2199	return if $self->{deny_save};
2051		2200
		2201	$self->in_memory (cf::MAP_SWAPPED);
		2202
		2203	$self->deactivate;
		2204	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2205	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2206	}
2055		2207
2056	sub reset_at {	2208	sub reset_at {
2057	my ($self) = @_;	2209	my ($self) = @_;
2058		2210
…		…
2090	if $uniq;	2242	if $uniq;
2091	}	2243	}
2092		2244
2093	delete $cf::MAP{$self->path};	2245	delete $cf::MAP{$self->path};
2094		2246
		2247	$self->deactivate;
		2248	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2249	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2250
2099	$self->unlink_save;	2251	$self->unlink_save;
2100	$self->destroy;	2252	$self->destroy;
2101	}	2253	}
2102		2254
2103	my $nuke_counter = "aaaa";	2255	my $nuke_counter = "aaaa";
2104		2256
2105	sub nuke {	2257	sub nuke {
2106	my ($self) = @_;	2258	my ($self) = @_;
2107		2259
		2260	{
		2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2262
2108	delete $cf::MAP{$self->path};	2263	delete $cf::MAP{$self->path};
2109		2264
2110	$self->unlink_save;	2265	$self->unlink_save;
2111		2266
2112	bless $self, "cf::map";	2267	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2268	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2269	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2270	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2272
2118	$cf::MAP{$self->path} = $self;	2273	$cf::MAP{$self->path} = $self;
		2274	}
2119		2275
2120	$self->reset; # polite request, might not happen	2276	$self->reset; # polite request, might not happen
2121	}	2277	}
2122		2278
2123	=item $maps = cf::map::tmp_maps	2279	=item $maps = cf::map::tmp_maps
…		…
2165		2321
2166	sub unique_maps() {	2322	sub unique_maps() {
2167	[	2323	[
2168	map {	2324	map {
2169	utf8::decode $_;	2325	utf8::decode $_;
2170	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2171	? normalise $_	2329	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2331	]
2175	}	2332	}
2176		2333
2177	package cf;
2178
2179	=back	2334	=back
2180		2335
2181	=head3 cf::object	2336	=head3 cf::object
2182		2337
2183	=cut	2338	=cut
…		…
2186		2341
2187	=over 4	2342	=over 4
2188		2343
2189	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2190		2345
2191	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2192		2348
2193	=cut	2349	=cut
2194		2350
2195	sub inv_recursive_;	2351	sub inv_recursive_;
2196	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2199		2355
2200	sub inv_recursive {	2356	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2202	}	2358	}
2203		2359
		2360	=item $ref = $ob->ref
		2361
		2362	Creates and returns a persistent reference to an object that can be stored as a string.
		2363
		2364	=item $ob = cf::object::deref ($refstring)
		2365
		2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2367	even if the object actually exists. May block.
		2368
		2369	=cut
		2370
		2371	sub deref {
		2372	my ($ref) = @_;
		2373
		2374	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2375	my ($uuid, $name) = ($1, $2);
		2376	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2377	or return;
		2378	$pl->ob->uuid eq $uuid
		2379	or return;
		2380
		2381	$pl->ob
		2382	} else {
		2383	warn "$ref: cannot resolve object reference\n";
		2384	undef
		2385	}
		2386	}
		2387
2204	package cf;	2388	package cf;
2205		2389
2206	=back	2390	=back
2207		2391
2208	=head3 cf::object::player	2392	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2398	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2217		2401
2218	=cut	2402	=cut
		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
2219		2417
2220	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2419	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2435
2238	} else {	2436	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2439	}
2242	}	2440	}
		2441	}
		2442
		2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2444
		2445	=cut
		2446
		2447	sub cf::object::send_msg {
		2448	my $pl = shift->contr
		2449	or return;
		2450	$pl->send_msg (@_);
2243	}	2451	}
2244		2452
2245	=item $player_object->may ("access")	2453	=item $player_object->may ("access")
2246		2454
2247	Returns wether the given player is authorized to access resource "access"	2455	Returns wether the given player is authorized to access resource "access"
…		…
2260		2468
2261	=item $player_object->enter_link	2469	=item $player_object->enter_link
2262		2470
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2472
2265	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2267		2477
2268	Will never block.	2478	Will never block.
2269		2479
2270	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2271		2481
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2536	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2537	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2538	if $x <=0 && $y <= 0;
2329		2539
2330	$map->load;	2540	$map->load;
2331	$map->load_diag;	2541	$map->load_neighbours;
2332		2542
2333	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2334	$self->activate_recursive;	2545	$self->activate_recursive;
2335		2546
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2338	}	2549	}
…		…
2343	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2557	be called at the end of this process.
2347		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
		2561
2348	=cut	2562	=cut
2349		2563
2350	our $GOTOGEN;	2564	our $GOTOGEN;
2351		2565
2352	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2571
2358	$self->enter_link;	2572	$self->enter_link;
2359		2573
2360	(async {	2574	(async {
		2575	$Coro::current->{desc} = "player::goto $path $x $y";
		2576
		2577	# *tag paths override both path and x|y
		2578	if ($path =~ /^\*(.*)$/) {
		2579	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2580	my $ob = $obs[rand @obs];
		2581
		2582	# see if we actually can go there
		2583	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2584	$ob = $obs[rand @obs];
		2585	} else {
		2586	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2587	}
		2588	# else put us there anyways for now #d#
		2589
		2590	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2591	} else {
		2592	($path, $x, $y) = (undef, undef, undef);
		2593	}
		2594	}
		2595
2361	my $map = eval {	2596	my $map = eval {
2362	my $map = cf::map::find $path;	2597	my $map = defined $path ? cf::map::find $path : undef;
2363		2598
2364	if ($map) {	2599	if ($map) {
2365	$map = $map->customise_for ($self);	2600	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2601	$map = $check->($map) if $check && $map;
2367	} else {	2602	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2604	}
2370		2605
2371	$map	2606	$map
2372	};	2607	};
2373		2608
…		…
2409	}	2644	}
2410		2645
2411	sub prepare_random_map {	2646	sub prepare_random_map {
2412	my ($exit) = @_;	2647	my ($exit) = @_;
2413		2648
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2651	# that depends on the exit object
2419		2652
2420	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2655	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2427	}	2662	}
2428		2663
2429	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2430		2665
2431	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2434		2669
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2672	undef $fh;
2438	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2439		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2442	}	2681	}
2443	}	2682	}
2444		2683
2445	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2447		2686
2448	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2449		2688
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2689	$self->enter_link;
2462		2690
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2691	(async {
2468	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2469	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2470	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2471		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2472	1;	2715	1
2473	}) {	2716	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2721
2479	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2509		2752
2510	=cut	2753	=cut
2511		2754
		2755	# non-persistent channels (usually the info channel)
		2756	our %CHANNEL = (
		2757	"c/identify" => {
		2758	id => "infobox",
		2759	title => "Identify",
		2760	reply => undef,
		2761	tooltip => "Items recently identified",
		2762	},
		2763	"c/examine" => {
		2764	id => "infobox",
		2765	title => "Examine",
		2766	reply => undef,
		2767	tooltip => "Signs and other items you examined",
		2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
		2775	"c/lookat" => {
		2776	id => "infobox",
		2777	title => "Look",
		2778	reply => undef,
		2779	tooltip => "What you saw there",
		2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
		2817	);
		2818
2512	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2821
2515	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2516		2824
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2826
		2827	# check predefined channels, for the benefit of C
		2828	if ($CHANNEL{$channel}) {
		2829	$channel = $CHANNEL{$channel};
		2830
		2831	$self->ext_msg (channel_info => $channel)
		2832	if $self->can_msg;
		2833
		2834	$channel = $channel->{id};
		2835
2519	if (ref $channel) {	2836	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	2840	$self->ext_msg (channel_info => $channel)
		2841	if $self->can_msg;
2524	}	2842	}
2525		2843
2526	$channel = $channel->{id};	2844	$channel = $channel->{id};
2527	}	2845	}
2528		2846
2529	return unless @extra || length $msg;	2847	return unless @extra || length $msg;
2530		2848
2531	if ($self->can_msg) {	2849	if ($self->can_msg) {
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2850	# default colour, mask it out
		2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2852	if $color & cf::NDI_DEF;
		2853
		2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
		2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2533	} else {	2870	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2871	if ($color >= 0) {
		2872	# replace some tags by gcfclient-compatible ones
		2873	for ($msg) {
		2874	1 while
		2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2880	}
		2881
		2882	$color &= cf::NDI_COLOR_MASK;
		2883
		2884	utf8::encode $msg;
		2885
2545	if (0 && $msg =~ /\[/) {	2886	if (0 && $msg =~ /\[/) {
		2887	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2889	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2891	$self->send_packet ("drawinfo $color $msg")
2550	}	2892	}
2551	}	2893	}
…		…
2559	=cut	2901	=cut
2560		2902
2561	sub cf::client::ext_msg($$@) {	2903	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2904	my ($self, $type, @msg) = @_;
2563		2905
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2906	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2908	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2909	push @msg, msgtype => "event_$type";
		2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2911	}
		2912	}
		2913
		2914	=item $client->ext_reply ($msgid, @msg)
		2915
		2916	Sends an ext reply to the client.
		2917
		2918	=cut
		2919
		2920	sub cf::client::ext_reply($$@) {
		2921	my ($self, $id, @msg) = @_;
		2922
		2923	if ($self->extcmd == 2) {
		2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2925	} elsif ($self->extcmd == 1) {
		2926	#TODO: version 1, remove
		2927	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2929	}
2572	}	2930	}
2573		2931
2574	=item $success = $client->query ($flags, "text", \&cb)	2932	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2994	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2995	"ARRAY" eq ref $msg
2638	? @$msg	2996	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		2998
		2999	my @reply;
		3000
2641	if (my $cb = $EXTICMD{$type}) {	3001	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3002	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3003	}
		3004
		3005	$ns->ext_reply ($reply, @reply)
		3006	if $reply;
		3007
2647	} else {	3008	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3010	}
2650		3011
2651	cf::override;	3012	cf::override;
…		…
2698	our $safe = new Safe "safe";	3059	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3060	our $safe_hole = new Safe::Hole;
2700		3061
2701	$SIG{FPE} = 'IGNORE';	3062	$SIG{FPE} = 'IGNORE';
2702		3063
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3064	$safe->permit_only (Opcode::opset qw(
		3065	:base_core :base_mem :base_orig :base_math
		3066	grepstart grepwhile mapstart mapwhile
		3067	sort time
		3068	));
2704		3069
2705	# here we export the classes and methods available to script code	3070	# here we export the classes and methods available to script code
2706		3071
2707	=pod	3072	=pod
2708		3073
2709	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2710		3075
2711	cf::object	3076	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3078	insert remove name archname title slaying race decrease split
2714		3079
2715	cf::object::player	3080	cf::object::player
2716	player	3081	player
2717		3082
2718	cf::player	3083	cf::player
…		…
2723		3088
2724	=cut	3089	=cut
2725		3090
2726	for (	3091	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3093	insert remove inv nrof name archname title slaying race
		3094	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2732	) {	3098	) {
2733	no strict 'refs';	3099	no strict 'refs';
…		…
2809	# the server's init and main functions	3175	# the server's init and main functions
2810		3176
2811	sub load_facedata($) {	3177	sub load_facedata($) {
2812	my ($path) = @_;	3178	my ($path) = @_;
2813		3179
		3180	# HACK to clear player env face cache, we need some signal framework
		3181	# for this (global event?)
		3182	%ext::player_env::MUSIC_FACE_CACHE = ();
		3183
		3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3185
2814	warn "loading facedata from $path\n";	3186	warn "loading facedata from $path\n";
2815		3187
2816	my $facedata;	3188	my $facedata;
2817	0 < aio_load $path, $facedata	3189	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3190	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3192	$facedata = Coro::Storable::thaw $facedata;
2821		3193
2822	$facedata->{version} == 2	3194	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3195	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3196
		3197	# patch in the exptable
		3198	$facedata->{resource}{"res/exp_table"} = {
		3199	type => FT_RSRC,
		3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3201	};
		3202	cf::cede_to_tick;
		3203
2825	{	3204	{
2826	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
2827		3206
2828	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
2830	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3214
2835	cf::cede_to_tick;	3215	cf::cede_to_tick;
2836	}	3216	}
2837		3217
2838	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
2840	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
2841	or next;	3222	or next;
		3223
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3227	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3245
2864	{	3246	{
2865	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3250
2870	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3252	if (defined $info->{type}) {
2872	name => $name,
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3254	my $data;
2877		3255
2878	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
2879	# prepend meta info	3257	# prepend meta info
2880		3258
		3259	my $meta = $enc->encode ({
		3260	name => $name,
		3261	%{ $info->{meta} || {} },
		3262	});
		3263
2881	my $data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3265	} else {
		3266	$data = $info->{data};
		3267	}
2883		3268
2884	cf::face::set_data $idx, 0, $data, $chk;	3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
2885	} else {	3271	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3272	$RESOURCE{$name} = $info;
2887	}	3273	}
2888		3274
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3275	cf::cede_to_tick;
2892	}	3276	}
2893	}	3277	}
2894		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3280
2895	1	3281	1
2896	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
2897		3303
2898	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
2899	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
2900		3306
2901	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
2903	}	3309	}
2904	};	3310	};
2905		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
		3321
2906	sub reload_regions {	3322	sub reload_regions {
		3323	# HACK to clear player env face cache, we need some signal framework
		3324	# for this (global event?)
		3325	%ext::player_env::MUSIC_FACE_CACHE = ();
		3326
2907	load_resource_file "$MAPDIR/regions"	3327	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3328	or die "unable to load regions file\n";
2909		3329
2910	for (cf::region::list) {	3330	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3331	$_->{match} = qr/$_->{match}/
…		…
2919	}	3339	}
2920		3340
2921	sub reload_archetypes {	3341	sub reload_archetypes {
2922	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
2923	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
2924	#d# NEED to laod twice to resolve forward references
2925	# this really needs to be done in an extra post-pass
2926	# (which needs to be synchronous, so solve it differently)
2927	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";
2929	}	3344	}
2930		3345
2931	sub reload_treasures {	3346	sub reload_treasures {
2932	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
2933	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
2934	}	3349	}
2935		3350
2936	sub reload_resources {	3351	sub reload_resources {
2937	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
2938		3353
		3354	reload_facedata;
		3355	reload_archetypes;
2939	reload_regions;	3356	reload_regions;
2940	reload_facedata;
2941	#reload_archetypes;#d#
2942	reload_archetypes;
2943	reload_treasures;	3357	reload_treasures;
2944		3358
2945	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
2946	}	3360	}
2947		3361
2948	sub init {	3362	sub reload_config {
2949	reload_resources;
2950	}
2951
2952	sub cfg_load {
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
2954	or return;	3364	or return;
2955		3365
2956	local $/;	3366	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
2958		3368
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2960		3370
2961	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2962	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2968	};	3378	};
2969	warn $@ if $@;	3379	warn $@ if $@;
2970	}	3380	}
2971	}	3381	}
2972		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
2973	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
2974	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
2976	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2977	(async {	3421	(async {
2978	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
2980	};	3425	};
2981		3426
2982	cfg_load;	3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
		3431	reload_config;
2983	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
2984	load_extensions;	3445	load_extensions;
2985		3446
2986	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
2987	Event::loop;	3455	EV::loop;
2988	}	3456	}
2989		3457
2990	#############################################################################	3458	#############################################################################
2991	# initialisation and cleanup	3459	# initialisation and cleanup
2992		3460
2993	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
2994	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3003	},
3004	);	3467	};
3005	}	3468	}
3006	}	3469	}
3007		3470
3008	sub write_runtime {	3471	sub write_runtime_sync {
3009	my $runtime = "$LOCALDIR/runtime";
3010
3011	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3012	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3013		3474
3014	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3015		3476
3016	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3017		3478
3018	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3019	or return;	3480	or return;
3020		3481
3021	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3022	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3023	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3033	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3034		3495
3035	close $fh	3496	close $fh
3036	or return;	3497	or return;
3037		3498
3038	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3039	and return;	3500	and return;
3040		3501
3041	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3042		3503
3043	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3522	$uuid_skip = 0;
		3523
		3524	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3525	and return;
		3526
		3527	# always fsync - this file is important
		3528	aio_fsync $fh
		3529	and return;
		3530
		3531	close $fh
		3532	or return;
		3533
		3534	aio_rename "$uuid~", $uuid
		3535	and return;
		3536
		3537	warn "uuid file written ($value).\n";
		3538
		3539	1
		3540
		3541	}
		3542
		3543	sub write_uuid($$) {
		3544	my ($skip, $sync) = @_;
		3545
		3546	$sync ? write_uuid_sync $skip
		3547	: async { write_uuid_sync $skip };
3044	}	3548	}
3045		3549
3046	sub emergency_save() {	3550	sub emergency_save() {
3047	my $freeze_guard = cf::freeze_mainloop;	3551	my $freeze_guard = cf::freeze_mainloop;
3048		3552
…		…
3054	# and maps saved/destroyed asynchronously.	3558	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3559	warn "begin emergency player save\n";
3056	for my $login (keys %cf::PLAYER) {	3560	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3561	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3562	$pl->valid or next;
		3563	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3564	$pl->save;
3060	}	3565	}
3061	warn "end emergency player save\n";	3566	warn "end emergency player save\n";
3062		3567
3063	warn "begin emergency map save\n";	3568	warn "begin emergency map save\n";
…		…
3069	warn "end emergency map save\n";	3574	warn "end emergency map save\n";
3070		3575
3071	warn "begin emergency database checkpoint\n";	3576	warn "begin emergency database checkpoint\n";
3072	BDB::db_env_txn_checkpoint $DB_ENV;	3577	BDB::db_env_txn_checkpoint $DB_ENV;
3073	warn "end emergency database checkpoint\n";	3578	warn "end emergency database checkpoint\n";
		3579
		3580	warn "begin write uuid\n";
		3581	write_uuid_sync 1;
		3582	warn "end write uuid\n";
3074	};	3583	};
3075		3584
3076	warn "leave emergency perl save\n";	3585	warn "leave emergency perl save\n";
3077	}	3586	}
3078		3587
3079	sub post_cleanup {	3588	sub post_cleanup {
3080	my ($make_core) = @_;	3589	my ($make_core) = @_;
3081		3590
3082	warn Carp::longmess "post_cleanup backtrace"	3591	warn Carp::longmess "post_cleanup backtrace"
3083	if $make_core;	3592	if $make_core;
		3593
		3594	my $fh = pidfile;
		3595	unlink $PIDFILE if <$fh> == $$;
		3596	}
		3597
		3598	# a safer delete_package, copied from Symbol
		3599	sub clear_package($) {
		3600	my $pkg = shift;
		3601
		3602	# expand to full symbol table name if needed
		3603	unless ($pkg =~ /^main::.*::$/) {
		3604	$pkg = "main$pkg" if $pkg =~ /^::/;
		3605	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3606	$pkg .= '::' unless $pkg =~ /::$/;
		3607	}
		3608
		3609	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3610	my $stem_symtab = *{$stem}{HASH};
		3611
		3612	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3613	or return;
		3614
		3615	# clear all symbols
		3616	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3617	for my $name (keys %$leaf_symtab) {
		3618	_gv_clear *{"$pkg$name"};
		3619	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3620	}
		3621	warn "cleared package $pkg\n";#d#
3084	}	3622	}
3085		3623
3086	sub do_reload_perl() {	3624	sub do_reload_perl() {
3087	# can/must only be called in main	3625	# can/must only be called in main
3088	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3089	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3090	return;	3628	return;
3091	}	3629	}
3092		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3093	warn "reloading...";	3634	warn "reloading...";
3094		3635
3095	warn "entering sync_job";	3636	warn "entering sync_job";
3096		3637
3097	cf::sync_job {	3638	cf::sync_job {
3098	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3099	cf::emergency_save;	3640	cf::emergency_save;
3100	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3101		3642
3102	warn "syncing database to disk";	3643	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3104		3645
3105	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
3106		3647
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111
3112	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3113	for (;;) {
3114	BDB::flush;
3115	IO::AIO::flush;
3116	Coro::cede;
3117	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3118	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3119	}
3120
3121	++$RELOAD;
3122
3123	warn "cancelling all extension coros";
3124	$_->cancel for values %EXT_CORO;
3125	%EXT_CORO = ();
3126
3127	warn "removing commands";
3128	%COMMAND = ();
3129
3130	warn "removing ext/exti commands";
3131	%EXTCMD = ();
3132	%EXTICMD = ();
3133
3134	warn "unloading/nuking all extensions";
3135	for my $pkg (@EXTS) {
3136	warn "... unloading $pkg";
3137
3138	if (my $cb = $pkg->can ("unload")) {
3139	eval {
3140	$cb->($pkg);
3141	1
3142	} or warn "$pkg unloaded, but with errors: $@";
3143	}	3651	}
3144		3652
3145	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3146	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3147	}	3655	%EXT_CORO = ();
3148		3656
3149	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3150	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3151	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3152		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3153	warn "... unloading $k";	3666	warn "... unloading $pkg";
3154	delete $INC{$k};
3155		3667
3156	$k =~ s/\.pm$//;
3157	$k =~ s/\//::/g;
3158
3159	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3160	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3161	}	3677	}
3162		3678
3163	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
3164	}	3694	}
3165		3695
3166	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3167	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3168	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3169		3699
3170	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3171	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3172	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3173		3703
3174	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3175	# and global variables created in xs	3705	# and global variables created in xs
3176	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3177		3707
3178	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3179		3709
3180	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3181	require cf;	3711	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3183		3713
3184	warn "loading config and database again";	3714	warn "loading config and database again";
3185	cf::cfg_load;	3715	cf::reload_config;
3186		3716
3187	warn "loading extensions";	3717	warn "loading extensions";
3188	cf::load_extensions;	3718	cf::load_extensions;
3189		3719
3190	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3191	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3192	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3193	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3194	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3195	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3196		3726
		3727	warn "running post_load";
		3728	(pop @POST_INIT)->(1) while @POST_INIT;
		3729
3197	warn "leaving sync_job";	3730	warn "leaving sync_job";
3198		3731
3199	1	3732	1
3200	} or do {	3733	} or do {
3201	warn $@;	3734	warn $@;
3202	warn "error while reloading, exiting.";	3735	cf::cleanup "error while reloading, exiting.";
3203	exit 1;
3204	};	3736	};
3205		3737
3206	warn "reloaded";	3738	warn "reloaded";
		3739	--$RELOAD;
		3740	}
3207	};	3741	};
3208		3742
3209	our $RELOAD_WATCHER; # used only during reload	3743	our $RELOAD_WATCHER; # used only during reload
3210		3744
3211	sub reload_perl() {	3745	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	3746	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	3747	# coro crashes during coro_state_free->destroy here.
3214		3748
3215	$RELOAD_WATCHER ||= Event->timer (	3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3216	reentrant => 0,
3217	after => 0,
3218	data => WF_AUTOCANCEL,
3219	cb => sub {
3220	do_reload_perl;	3750	do_reload_perl;
3221	undef $RELOAD_WATCHER;	3751	undef $RELOAD_WATCHER;
3222	},
3223	);	3752	};
3224	}	3753	}
3225		3754
3226	register_command "reload" => sub {	3755	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	3756	my ($who, $arg) = @_;
3228		3757
3229	if ($who->flag (FLAG_WIZ)) {	3758	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	3759	$who->message ("reloading server.");
		3760	async {
		3761	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	3762	reload_perl;
		3763	};
3232	}	3764	}
3233	};	3765	};
3234		3766
3235	unshift @INC, $LIBDIR;	3767	unshift @INC, $LIBDIR;
3236		3768
…		…
3238		3770
3239	our @WAIT_FOR_TICK;	3771	our @WAIT_FOR_TICK;
3240	our @WAIT_FOR_TICK_BEGIN;	3772	our @WAIT_FOR_TICK_BEGIN;
3241		3773
3242	sub wait_for_tick {	3774	sub wait_for_tick {
3243	return unless $TICK_WATCHER->is_active;
3244	return if $Coro::current == $Coro::main;	3775	return if tick_inhibit || $Coro::current == $Coro::main;
3245		3776
3246	my $signal = new Coro::Signal;	3777	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK, $signal;	3778	push @WAIT_FOR_TICK, $signal;
3248	$signal->wait;	3779	$signal->wait;
3249	}	3780	}
3250		3781
3251	sub wait_for_tick_begin {	3782	sub wait_for_tick_begin {
3252	return unless $TICK_WATCHER->is_active;
3253	return if $Coro::current == $Coro::main;	3783	return if tick_inhibit || $Coro::current == $Coro::main;
3254		3784
3255	my $signal = new Coro::Signal;	3785	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	3786	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	3787	$signal->wait;
3258	}	3788	}
3259		3789
3260	my $min = 1e6;#d#	3790	sub tick {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	3791	if ($Coro::current != $Coro::main) {
3270	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3271	unless ++$bug_warning > 10;	3793	unless ++$bug_warning > 10;
3272	return;	3794	return;
3273	}	3795	}
3274		3796
3275	$NOW = $tick_start = Event::time;
3276
3277	cf::server_tick; # one server iteration	3797	cf::server_tick; # one server iteration
3278		3798
3279	0 && sync_job {#d#	3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3280	for(1..10) {	3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3281	my $t = Event::time;	3801	Coro::async_pool {
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3802	$Coro::current->{desc} = "runtime saver";
3283	or die;	3803	write_runtime_sync
3284		3804	or warn "ERROR: unable to write runtime file: $!";
3285	$map->width (50);
3286	$map->height (50);
3287	$map->alloc;
3288	$map->_load_objects ("/tmp/x.map", 1);
3289	my $t = Event::time - $t;
3290
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	3805	};
		3806	}
3301		3807
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	3809	$sig->send;
3318	}	3810	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	3811	while (my $sig = shift @WAIT_FOR_TICK) {
3320	$sig->send;	3812	$sig->send;
3321	}	3813	}
3322		3814
3323	$NOW = Event::time;	3815	$LOAD = ($NOW - $TICK_START) / $TICK;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		3817
3334	_post_tick;	3818	if (0) {
3335		3819	if ($NEXT_TICK) {
3336		3820	my $jitter = $TICK_START - $NEXT_TICK;
		3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3822	warn "jitter $JITTER\n";#d#
		3823	}
3337	},	3824	}
3338	);	3825	}
3339		3826
3340	{	3827	{
3341	BDB::max_poll_time $TICK * 0.1;	3828	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	3829
3343	reentrant => 0,
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	3830	BDB::min_parallel 8;
3351		3831	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	3832	$AnyEvent::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		3833
3367	unless ($DB_ENV) {	3834	unless ($DB_ENV) {
3368	$DB_ENV = BDB::db_env_create;	3835	$DB_ENV = BDB::db_env_create;
		3836	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3837	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3838	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3839	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3840	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3369		3841
3370	cf::sync_job {	3842	cf::sync_job {
3371	eval {	3843	eval {
3372	BDB::db_env_open	3844	BDB::db_env_open
3373	$DB_ENV,	3845	$DB_ENV,
…		…
3375	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3847	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3848	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	3849	0666;
3378		3850
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3851	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	3852	};
3384		3853
3385	cf::cleanup "db_env_open(db): $@" if $@;	3854	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	3855	};
3387	}	3856	}
		3857
		3858	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3859	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3860	};
		3861	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3862	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3863	};
		3864	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3865	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3866	};
3388	}	3867	}
3389		3868
3390	{	3869	{
		3870	# configure IO::AIO
		3871
3391	IO::AIO::min_parallel 8;	3872	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	3873	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	3874	undef $AnyEvent::AIO::WATCHER;
3396	reentrant => 0,
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	3875	}
3404		3876
3405	my $_log_backtrace;	3877	my $_log_backtrace;
3406		3878
3407	sub _log_backtrace {	3879	sub _log_backtrace {
…		…
3410	$msg =~ s/\n//;	3882	$msg =~ s/\n//;
3411		3883
3412	# limit the # of concurrent backtraces	3884	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	3885	if ($_log_backtrace < 2) {
3414	++$_log_backtrace;	3886	++$_log_backtrace;
		3887	my $perl_bt = Carp::longmess $msg;
3415	async {	3888	async {
		3889	$Coro::current->{desc} = "abt $msg";
		3890
3416	my @bt = fork_call {	3891	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	3892	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3893	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3894	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3420	or die "addr2line: $!";	3895	or die "addr2line: $!";
…		…
3428	}	3903	}
3429		3904
3430	@funcs	3905	@funcs
3431	};	3906	};
3432		3907
3433	LOG llevInfo, "[ABT] $msg\n";	3908	LOG llevInfo, "[ABT] $perl_bt\n";
		3909	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3434	LOG llevInfo, "[ABT] $_\n" for @bt;	3910	LOG llevInfo, "[ABT] $_\n" for @bt;
3435	--$_log_backtrace;	3911	--$_log_backtrace;
3436	};	3912	};
3437	} else {	3913	} else {
3438	LOG llevInfo, "[ABT] $msg\n";	3914	LOG llevInfo, "[ABT] $msg\n";

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