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Revision 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.454 by root, Thu Sep 25 12:14:32 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	}
		395
		396	=item cf::periodic $interval, $cb
		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($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
		409	}
		410
		411	=item cf::get_slot $time[, $priority[, $name]]
		412
		413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		414	This call blocks and returns only when you have at least C<$time> seconds
		415	of cpu time till the next tick. The slot is only valid till the next cede.
		416
		417	The optional C<$name> can be used to identify the job to run. It might be
		418	used for statistical purposes and should identify the same time-class.
		419
		420	Useful for short background jobs.
		421
		422	=cut
		423
		424	our @SLOT_QUEUE;
		425	our $SLOT_QUEUE;
		426
		427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
		431	my $signal = new Coro::Signal;
		432
		433	while () {
		434	next_job:
		435	my $avail = cf::till_tick;
		436	if ($avail > 0.01) {
		437	for (0 .. $#SLOT_QUEUE) {
		438	if ($SLOT_QUEUE[$_][0] < $avail) {
		439	my $job = splice @SLOT_QUEUE, $_, 1, ();
		440	$job->[2]->send;
		441	Coro::cede;
		442	goto next_job;
		443	}
		444	}
		445	}
		446
		447	if (@SLOT_QUEUE) {
		448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		449	push @cf::WAIT_FOR_TICK, $signal;
		450	$signal->wait;
		451	} else {
		452	Coro::schedule;
		453	}
322	};	454	}
323	$TICK_WATCHER->stop;	455	};
324	$guard	456
		457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
		460	my ($time, $pri, $name) = @_;
		461
		462	$time = $TICK * .6 if $time > $TICK * .6;
		463	my $sig = new Coro::Signal;
		464
		465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		467	$SLOT_QUEUE->ready;
		468	$sig->wait;
325	}	469	}
326		470
327	=item cf::async { BLOCK }	471	=item cf::async { BLOCK }
328		472
329	Currently the same as Coro::async_pool, meaning you cannot use	473	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		478
335	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
336		480
337	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
338		482
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	486	acceptable.
343		487
344	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		494
351	sub sync_job(&) {	495	sub sync_job(&) {
352	my ($job) = @_;	496	my ($job) = @_;
353		497
354	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	499	my $time = EV::time;
356		500
357	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
359		503
360	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	505
362	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
363		507
364	my $busy = 1;	508	my $busy = 1;
365	my @res;	509	my @res;
366		510
367	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	513	@res = eval { $job->() };
369	warn $@ if $@;	514	warn $@ if $@;
370	undef $busy;	515	undef $busy;
371	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
372		517
373	while ($busy) {	518	while ($busy) {
374	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
375	}	523	}
		524	}
376		525
377	$time = Event::time - $time;	526	my $time = EV::time - $time;
378		527
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
383		529
384	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
385	} else {	531	} else {
386	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
387		533
…		…
412	=item fork_call { }, $args	558	=item fork_call { }, $args
413		559
414	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
415	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
418		564
419	=cut	565	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		566
430	sub fork_call(&@) {	567	sub fork_call(&@) {
431	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
432		569
433	# 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,
434	# or die "socketpair: $!";	571	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	572	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		573
438	if (my $pid = fork) {	574	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	575	reset_signals;
452	local $SIG{__WARN__};	576	&$cb
453	local $SIG{__DIE__};	577	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		578
460	eval {	579	wantarray ? @res : $res[-1]
461	close $fh1;	580	}
462		581
463	my @res = eval { $cb->(@args) };	582	=item $coin = coin_from_name $name
464		583
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	584	=cut
466	close $fh2;
467	};
468		585
469	warn $@ if $@;	586	our %coin_alias = (
470	_exit 0;	587	"silver" => "silvercoin",
471	}	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
472	}	607	}
473		608
474	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
475		610
476	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
479		614
480	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
481	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).
482		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
483	=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	}
484		641
485	our $DB;	642	our $DB;
486		643
487	sub db_init {	644	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	645	cf::sync_job {
492	eval {	646	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	647	};
502	}	648	}
503		649
504	sub db_get($$) {	650	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
506		652
…		…
556	if (1) {	702	if (1) {
557	$md5 =	703	$md5 =
558	join "\x00",	704	join "\x00",
559	$processversion,	705	$processversion,
560	map {	706	map {
561	Coro::cede;	707	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	709	} 0.. $#$src;
564		710
565		711
566	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		750
605	#############################################################################	751	#############################################################################
606		752
607	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
608		754
609	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
610	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")
611	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
612		758
613	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>
614	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
615	Crossfire TRT).	761	Deliantra).
616		762
617	=over 4	763	=over 4
618		764
619	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
620		766
…		…
664	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
665		811
666	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
667	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
668		814
669	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		817
672	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
673		819
674	=over 4	820	=over 4
…		…
902	}	1048	}
903		1049
904	0	1050	0
905	}	1051	}
906		1052
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1054
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1056
911	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
912		1058
…		…
918		1064
919	=cut	1065	=cut
920		1066
921	#############################################################################	1067	#############################################################################
922	# object support	1068	# object support
923	#
924		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#
925	sub _can_merge {	1103	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
927		1105
928	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1107
932	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
933	}	1110	}
934		1111
935	sub reattach {	1112	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1114	my ($obj) = @_;
938		1115
		1116	# no longer needed after getting rid of delete_package?
939	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
940		1118
941	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
942		1120
943	@$registry = ();	1121	@$registry = ();
944		1122
…		…
959	cf::attachable->attach (	1137	cf::attachable->attach (
960	prio => -1000000,	1138	prio => -1000000,
961	on_instantiate => sub {	1139	on_instantiate => sub {
962	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
963		1141
964	$data = from_json $data;	1142	$data = decode_json $data;
965		1143
966	for (@$data) {	1144	for (@$data) {
967	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
968		1146
969	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1163	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
987		1165
988	sync_job {	1166	sync_job {
989	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
992		1171
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
997	close $fh;	1176	aio_close $fh;
998		1177
999	if (@$objs) {	1178	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1005	close $fh;	1184	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1186	}
1008	} else {	1187	} else {
1009	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1010	}	1189	}
…		…
1015	}	1194	}
1016	} else {	1195	} else {
1017	aio_unlink $filename;	1196	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1019	}	1198	}
1020	}	1199	};
1021	}	1200	}
1022		1201
1023	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1025		1204
…		…
1037	or return;	1216	or return;
1038		1217
1039	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1220	or return;
		1221
1042	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1043	}	1224	}
1044		1225
		1226	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
		1229
1047	return ($data, $av);	1230	($data, $av)
1048	}	1231	}
1049		1232
1050	=head2 COMMAND CALLBACKS	1233	=head2 COMMAND CALLBACKS
1051		1234
1052	=over 4	1235	=over 4
…		…
1125	my ($pl, $buf) = @_;	1308	my ($pl, $buf) = @_;
1126		1309
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1311
1129	if (ref $msg) {	1312	if (ref $msg) {
		1313	my ($type, $reply, @payload) =
		1314	"ARRAY" eq ref $msg
		1315	? @$msg
		1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1317
		1318	my @reply;
		1319
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1320	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1321	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1322	}
		1323
		1324	$pl->ext_reply ($reply, @reply)
		1325	if $reply;
		1326
1135	} else {	1327	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1329	}
1138		1330
1139	cf::override;	1331	cf::override;
…		…
1166		1358
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1361
1170	$ext{source} =	1362	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1173	. $source	1365	. $source
1174	. "\n};\n1";	1366	. "\n};\n1";
1175		1367
1176	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1192	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1193	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1194		1386
1195	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1196	warn $msg;	1388	warn $msg;
1197	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1198	exit 1;
1199	}	1390	}
1200		1391
1201	warn $msg;	1392	warn $msg;
1202	}	1393	}
1203		1394
…		…
1217		1408
1218	=back	1409	=back
1219		1410
1220	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1221		1412
1222	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1223		1414
1224	=cut	1415	=cut
1225		1416
1226	package cf::player;	1417	package cf::player;
1227		1418
1228	use Coro::AIO;	1419	use Coro::AIO;
1229		1420
1230	=head3 cf::player	1421	=head3 cf::player
1231		1422
1232	=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	}
1233		1438
1234	=item cf::player::find $login	1439	=item cf::player::find $login
1235		1440
1236	Returns the given player object, loading it if necessary (might block).	1441	Returns the given player object, loading it if necessary (might block).
1237		1442
…		…
1256		1461
1257	sub exists($) {	1462	sub exists($) {
1258	my ($login) = @_;	1463	my ($login) = @_;
1259		1464
1260	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1262	}	1467	}
1263		1468
1264	sub find($) {	1469	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1471	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1478	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1479	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1480	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1482
1278	my $pl = load_pl path $login	1483	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1281	}	1492	}
1282	}	1493	}
1283	}	1494	}
1284		1495
…		…
1293	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1294		1505
1295	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
1297		1508
		1509	cf::get_slot 0.01;
		1510
1298	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1299	Coro::cede;	1512	cf::cede_to_tick;
1300	}	1513	}
1301		1514
1302	sub new($) {	1515	sub new($) {
1303	my ($login) = @_;	1516	my ($login) = @_;
1304		1517
…		…
1310	$cf::PLAYER{$login} = $self;	1523	$cf::PLAYER{$login} = $self;
1311		1524
1312	$self	1525	$self
1313	}	1526	}
1314		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
1315	=item $pl->quit_character	1538	=item $pl->quit_character
1316		1539
1317	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
1318	be destroyed. May block for a long time.	1541	be destroyed. May block for a long time.
1319		1542
…		…
1323	my ($pl) = @_;	1546	my ($pl) = @_;
1324		1547
1325	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1326		1549
1327	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1328	$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
1329		1552
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1334		1559
1335	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1597	or return [];
1373		1598
1374	my @logins;	1599	my @logins;
1375		1600
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1610	}
1380		1611
1381	utf8::decode $login;	1612	utf8::decode $login;
1382	push @logins, $login;	1613	push @logins, $login;
1383	}	1614	}
1384		1615
…		…
1411	}	1642	}
1412		1643
1413	\@paths	1644	\@paths
1414	}	1645	}
1415		1646
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1648
1418	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1419		1650
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1651	=item $player->ext_reply ($msgid, @msg)
1467		1652
1468	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1469		1654
1470	=cut	1655	=cut
1471		1656
1472	sub ext_reply($$%) {	1657	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1658	my ($self, $id, @msg) = @_;
1474		1659
1475	$msg{msgid} = $id;	1660	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1661	}
1478		1662
1479	=item $player->ext_event ($type, %msg)	1663	=item $player->ext_msg ($type, @msg)
1480		1664
1481	Sends an ext event to the client.	1665	Sends an ext event to the client.
1482		1666
1483	=cut	1667	=cut
1484		1668
1485	sub ext_event($$%) {	1669	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1670	my ($self, $type, @msg) = @_;
1487		1671
1488	$self->ns->ext_event ($type, %msg);	1672	$self->ns->ext_msg ($type, @msg);
1489	}	1673	}
1490		1674
1491	=head3 cf::region	1675	=head3 cf::region
1492		1676
1493	=over 4	1677	=over 4
…		…
1537	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1539		1723
1540	sub generate_random_map {	1724	sub generate_random_map {
1541	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
1542	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1730	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1668		1855
1669	# the temporary/swap location	1856	# the temporary/swap location
1670	sub save_path {	1857	sub save_path {
1671	my ($self) = @_;	1858	my ($self) = @_;
1672		1859
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1675	}	1862	}
1676		1863
1677	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1678	sub uniq_path {	1865	sub uniq_path {
1679	my ($self) = @_;	1866	my ($self) = @_;
1680		1867
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1683	}	1870	}
1684		1871
1685	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1686	# all maps in C++...	1873	# all maps in C++...
…		…
1709		1896
1710	sub load_header_from($) {	1897	sub load_header_from($) {
1711	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1712		1899
1713	utf8::encode $path;	1900	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	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;
1719		1909
1720	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1721		1911
1722	1	1912	1
1723	}	1913	}
…		…
1777	sub find {	1967	sub find {
1778	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1779		1969
1780	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1781		1971
		1972	cf::lock_wait "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1783		1974
1784	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
		1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1785	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard2 = cf::lock_acquire "map_find:$path";
		1978
1786	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1787	or return;	1980	or return;
1788		1981
1789	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
1790		1983
…		…
1792	or return;	1985	or return;
1793		1986
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
		1991	undef $guard1;
1797	$map->reset;	1992	$map->reset;
1798	undef $guard;
1799	return find $path;	1993	return find $path;
1800	}	1994	}
1801		1995
1802	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
1803	}	1997	}
…		…
1812	local $self->{deny_reset} = 1; # loading can take a long time	2006	local $self->{deny_reset} = 1; # loading can take a long time
1813		2007
1814	my $path = $self->{path};	2008	my $path = $self->{path};
1815		2009
1816	{	2010	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1818		2012
		2013	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2015
1821	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1822		2017
1823	$self->alloc;	2018	$self->alloc;
1824		2019
1825	$self->pre_load;	2020	$self->pre_load;
1826	Coro::cede;	2021	cf::cede_to_tick;
1827		2022
		2023	my $f = new_from_file cf::object::thawer $self->{load_path};
		2024	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2025	$self->_load_objects ($f)
1829	or return;	2026	or return;
1830		2027
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1832	if delete $self->{load_original};	2029	if delete $self->{load_original};
1833		2030
1834	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2032	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2033	unless (aio_stat $uniq) {
		2034	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2035	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2036	$self->_load_objects ($f);
		2037	$f->resolve_delayed_derefs;
		2038	}
1839	}	2039	}
1840	}	2040	}
1841		2041
1842	Coro::cede;	2042	$f->resolve_delayed_derefs;
		2043
		2044	cf::cede_to_tick;
1843	# now do the right thing for maps	2045	# now do the right thing for maps
1844	$self->link_multipart_objects;	2046	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2047	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2048	unless $self->difficulty;
1847	Coro::cede;	2049	cf::cede_to_tick;
1848		2050
1849	unless ($self->{deny_activate}) {	2051	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2052	$self->decay_objects;
1851	$self->fix_auto_apply;	2053	$self->fix_auto_apply;
1852	$self->update_buttons;	2054	$self->update_buttons;
1853	Coro::cede;	2055	cf::cede_to_tick;
1854	$self->set_darkness_map;	2056	$self->set_darkness_map;
1855	Coro::cede;	2057	cf::cede_to_tick;
1856	$self->activate;	2058	$self->activate;
1857	}	2059	}
1858		2060
		2061	$self->{last_save} = $cf::RUNTIME;
		2062	$self->last_access ($cf::RUNTIME);
		2063
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2065	}
1861		2066
1862	$self->post_load;	2067	$self->post_load;
1863	}	2068	}
1864		2069
…		…
1873		2078
1874	$self	2079	$self
1875	}	2080	}
1876		2081
1877	# 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
1878	sub load_diag {	2083	sub load_neighbours {
1879	my ($map) = @_;	2084	my ($map) = @_;
1880		2085
1881	my @diag; # diagonal neighbours	2086	my @neigh; # diagonal neighbours
1882		2087
1883	for (0 .. 3) {	2088	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2089	my $neigh = $map->tile_path ($_)
1885	or next;	2090	or next;
1886	$neigh = find $neigh, $map	2091	$neigh = find $neigh, $map
1887	or next;	2092	or next;
1888	$neigh->load;	2093	$neigh->load;
1889		2094
		2095	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2098	}
1893		2099
1894	for (@diag) {	2100	for (grep defined $_->[0], @neigh) {
		2101	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2102	my $neigh = find $path, $origin
1896	or next;	2103	or next;
1897	$neigh->load;	2104	$neigh->load;
1898	}	2105	}
1899	}	2106	}
1900		2107
…		…
1905	}	2112	}
1906		2113
1907	sub do_load_sync {	2114	sub do_load_sync {
1908	my ($map) = @_;	2115	my ($map) = @_;
1909		2116
		2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2118	if $Coro::current == $Coro::main;
		2119
1910	cf::sync_job { $map->load };	2120	cf::sync_job { $map->load };
1911	}	2121	}
1912		2122
1913	our %MAP_PREFETCH;	2123	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2124	our $MAP_PREFETCHER = undef;
1915		2125
1916	sub find_async {	2126	sub find_async {
1917	my ($path, $origin) = @_;	2127	my ($path, $origin, $load) = @_;
1918		2128
1919	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
1920		2130
1921	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2133	}
1924		2134
1925	undef $MAP_PREFETCH{$path};	2135	$MAP_PREFETCH{$path} |= $load;
		2136
1926	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
1927	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2142	if (my $map = find $k) {
1930	$map->load;	2143	$map->load if $v;
1931	}	2144	}
1932		2145
1933	delete $MAP_PREFETCH{$path};	2146	delete $MAP_PREFETCH{$k};
1934	}	2147	}
1935	}	2148	}
1936	undef $MAP_PREFETCHER;	2149	undef $MAP_PREFETCHER;
1937	};	2150	};
1938	$MAP_PREFETCHER->prio (6);	2151	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2154	}
1942		2155
1943	sub save {	2156	sub save {
1944	my ($self) = @_;	2157	my ($self) = @_;
1945		2158
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2160
1948	$self->{last_save} = $cf::RUNTIME;	2161	$self->{last_save} = $cf::RUNTIME;
1949		2162
1950	return unless $self->dirty;	2163	return unless $self->dirty;
1951		2164
…		…
1957	return if $self->{deny_save};	2170	return if $self->{deny_save};
1958		2171
1959	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
1960		2173
1961	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
1963	};	2177	};
		2178
		2179	cf::get_slot 0.02;
1964		2180
1965	if ($uniq) {	2181	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2184	} else {
…		…
1974	my ($self) = @_;	2190	my ($self) = @_;
1975		2191
1976	# save first because save cedes	2192	# save first because save cedes
1977	$self->save;	2193	$self->save;
1978		2194
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2196
1981	return if $self->players;	2197	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2199	return if $self->{deny_save};
1984		2200
		2201	$self->in_memory (cf::MAP_SWAPPED);
		2202
		2203	$self->deactivate;
		2204	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2205	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2206	}
1988		2207
1989	sub reset_at {	2208	sub reset_at {
1990	my ($self) = @_;	2209	my ($self) = @_;
1991		2210
…		…
2023	if $uniq;	2242	if $uniq;
2024	}	2243	}
2025		2244
2026	delete $cf::MAP{$self->path};	2245	delete $cf::MAP{$self->path};
2027		2246
		2247	$self->deactivate;
		2248	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2249	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2250
2032	$self->unlink_save;	2251	$self->unlink_save;
2033	$self->destroy;	2252	$self->destroy;
2034	}	2253	}
2035		2254
2036	my $nuke_counter = "aaaa";	2255	my $nuke_counter = "aaaa";
2037		2256
2038	sub nuke {	2257	sub nuke {
2039	my ($self) = @_;	2258	my ($self) = @_;
2040		2259
		2260	{
		2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2262
2041	delete $cf::MAP{$self->path};	2263	delete $cf::MAP{$self->path};
2042		2264
2043	$self->unlink_save;	2265	$self->unlink_save;
2044		2266
2045	bless $self, "cf::map";	2267	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2268	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2269	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2270	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2272
2051	$cf::MAP{$self->path} = $self;	2273	$cf::MAP{$self->path} = $self;
		2274	}
2052		2275
2053	$self->reset; # polite request, might not happen	2276	$self->reset; # polite request, might not happen
2054	}	2277	}
2055		2278
2056	=item $maps = cf::map::tmp_maps	2279	=item $maps = cf::map::tmp_maps
…		…
2098		2321
2099	sub unique_maps() {	2322	sub unique_maps() {
2100	[	2323	[
2101	map {	2324	map {
2102	utf8::decode $_;	2325	utf8::decode $_;
2103	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2104	? normalise $_	2329	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2331	]
2108	}	2332	}
2109		2333
2110	package cf;
2111
2112	=back	2334	=back
2113		2335
2114	=head3 cf::object	2336	=head3 cf::object
2115		2337
2116	=cut	2338	=cut
…		…
2119		2341
2120	=over 4	2342	=over 4
2121		2343
2122	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2123		2345
2124	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.
2125		2348
2126	=cut	2349	=cut
2127		2350
2128	sub inv_recursive_;	2351	sub inv_recursive_;
2129	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2132		2355
2133	sub inv_recursive {	2356	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2135	}	2358	}
2136		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
2137	package cf;	2388	package cf;
2138		2389
2139	=back	2390	=back
2140		2391
2141	=head3 cf::object::player	2392	=head3 cf::object::player
…		…
2147	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>
2148	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
2149	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2150		2401
2151	=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	};
2152		2417
2153	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2419	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
…		…
2163		2428
2164	} else {	2429	} else {
2165	my $pl = $self->contr;	2430	my $pl = $self->contr;
2166		2431
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2432	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2435
2176	} else {	2436	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2439	}
2180	}	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 (@_);
2181	}	2451	}
2182		2452
2183	=item $player_object->may ("access")	2453	=item $player_object->may ("access")
2184		2454
2185	Returns wether the given player is authorized to access resource "access"	2455	Returns wether the given player is authorized to access resource "access"
…		…
2198		2468
2199	=item $player_object->enter_link	2469	=item $player_object->enter_link
2200		2470
2201	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}>).
2202		2472
2203	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.
2204	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.
2205		2477
2206	Will never block.	2478	Will never block.
2207		2479
2208	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2209		2481
…		…
2264	# use -1 or undef as default coordinates, not 0, 0	2536	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2537	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2538	if $x <=0 && $y <= 0;
2267		2539
2268	$map->load;	2540	$map->load;
2269	$map->load_diag;	2541	$map->load_neighbours;
2270		2542
2271	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2272	$self->activate_recursive;	2545	$self->activate_recursive;
2273		2546
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2276	}	2549	}
…		…
2281	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2282	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
2283	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
2284	be called at the end of this process.	2557	be called at the end of this process.
2285		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
2286	=cut	2562	=cut
2287		2563
2288	our $GOTOGEN;	2564	our $GOTOGEN;
2289		2565
2290	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2571
2296	$self->enter_link;	2572	$self->enter_link;
2297		2573
2298	(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
2299	my $map = eval {	2596	my $map = eval {
2300	my $map = cf::map::find $path;	2597	my $map = defined $path ? cf::map::find $path : undef;
2301		2598
2302	if ($map) {	2599	if ($map) {
2303	$map = $map->customise_for ($self);	2600	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2601	$map = $check->($map) if $check && $map;
2305	} else {	2602	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2604	}
2308		2605
2309	$map	2606	$map
2310	};	2607	};
2311		2608
…		…
2347	}	2644	}
2348		2645
2349	sub prepare_random_map {	2646	sub prepare_random_map {
2350	my ($exit) = @_;	2647	my ($exit) = @_;
2351		2648
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2651	# that depends on the exit object
2357		2652
2358	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2655	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2365	}	2662	}
2366		2663
2367	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2368		2665
2369	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2372		2669
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2672	undef $fh;
2376	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2377		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2380	}	2681	}
2381	}	2682	}
2382		2683
2383	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2385		2686
2386	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2387		2688
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2689	$self->enter_link;
2400		2690
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2691	(async {
2406	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2407	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
2408	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2409		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
2410	1;	2715	1
2411	}) {	2716	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "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. "
2414	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2721
2417	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2447		2752
2448	=cut	2753	=cut
2449		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
2450	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2821
2453	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2454		2824
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		2826
		2827	# check predefined channels, for the benefit of C
		2828	if ($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
2459	if (ref $channel) {	2836	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	2840	$self->ext_msg (channel_info => $channel)
		2841	if $self->can_msg;
2464	}	2842	}
2465		2843
2466	$channel = $channel->{id};	2844	$channel = $channel->{id};
2467	}	2845	}
2468		2846
		2847	return unless @extra || length $msg;
		2848
2469	if ($self->can_msg) {	2849	if ($self->can_msg) {
2470	$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);
2471	} else {	2870	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481
2482	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
2483	if (0 && $msg =~ /\[/) {	2886	if (0 && $msg =~ /\[/) {
		2887	# COMMAND/INFO
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2485	} else {	2889	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")	2891	$self->send_packet ("drawinfo $color $msg")
2488	}	2892	}
2489	}	2893	}
2490	}	2894	}
2491	}	2895	}
2492		2896
2493	=item $client->ext_event ($type, %msg)	2897	=item $client->ext_msg ($type, @msg)
2494		2898
2495	Sends an ext event to the client.	2899	Sends an ext event to the client.
2496		2900
2497	=cut	2901	=cut
2498		2902
2499	sub cf::client::ext_event($$%) {	2903	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	2904	my ($self, $type, @msg) = @_;
2501		2905
2502	return unless $self->extcmd;	2906	if ($self->extcmd == 2) {
2503		2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2908	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	2909	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	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;
		2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2929	}
2506	}	2930	}
2507		2931
2508	=item $success = $client->query ($flags, "text", \&cb)	2932	=item $success = $client->query ($flags, "text", \&cb)
2509		2933
2510	Queues a query to the client, calling the given callback with	2934	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	2989	my ($ns, $buf) = @_;
2566		2990
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		2992
2569	if (ref $msg) {	2993	if (ref $msg) {
		2994	my ($type, $reply, @payload) =
		2995	"ARRAY" eq ref $msg
		2996	? @$msg
		2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2998
		2999	my @reply;
		3000
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3001	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3002	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3003	}
		3004
		3005	$ns->ext_reply ($reply, @reply)
		3006	if $reply;
		3007
2576	} else {	3008	} else {
2577	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";
2578	}	3010	}
2579		3011
2580	cf::override;	3012	cf::override;
…		…
2627	our $safe = new Safe "safe";	3059	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3060	our $safe_hole = new Safe::Hole;
2629		3061
2630	$SIG{FPE} = 'IGNORE';	3062	$SIG{FPE} = 'IGNORE';
2631		3063
2632	$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	));
2633		3069
2634	# here we export the classes and methods available to script code	3070	# here we export the classes and methods available to script code
2635		3071
2636	=pod	3072	=pod
2637		3073
2638	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2639		3075
2640	cf::object	3076	cf::object
2641	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
2642	insert remove	3078	insert remove name archname title slaying race decrease split
2643		3079
2644	cf::object::player	3080	cf::object::player
2645	player	3081	player
2646		3082
2647	cf::player	3083	cf::player
…		…
2652		3088
2653	=cut	3089	=cut
2654		3090
2655	for (	3091	for (
2656	["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
2657	insert remove)],	3093	insert remove inv nrof name archname title slaying race
		3094	decrease split destroy change_exp)],
2658	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2660	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2661	) {	3098	) {
2662	no strict 'refs';	3099	no strict 'refs';
…		…
2738	# the server's init and main functions	3175	# the server's init and main functions
2739		3176
2740	sub load_facedata($) {	3177	sub load_facedata($) {
2741	my ($path) = @_;	3178	my ($path) = @_;
2742		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
2743	warn "loading facedata from $path\n";	3186	warn "loading facedata from $path\n";
2744		3187
2745	my $facedata;	3188	my $facedata;
2746	0 < aio_load $path, $facedata	3189	0 < aio_load $path, $facedata
2747	or die "$path: $!";	3190	or die "$path: $!";
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3192	$facedata = Coro::Storable::thaw $facedata;
2750		3193
2751	$facedata->{version} == 2	3194	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3195	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		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
2754	{	3204	{
2755	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
2756		3206
2757	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
2759	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2763		3214
2764	cf::cede_to_tick;	3215	cf::cede_to_tick;
2765	}	3216	}
2766		3217
2767	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
2769	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
2770	or next;	3222	or next;
		3223
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3227	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2792		3245
2793	{	3246	{
2794	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3250
2799	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3252	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3254	my $data;
2807		3255
2808	if ($name =~ /\.jpg$/) {	3256	if ($info->{type} & 1) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3257	# prepend meta info
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3258
		3259	my $meta = $enc->encode ({
		3260	name => $name,
		3261	%{ $info->{meta} || {} },
		3262	});
		3263
		3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
2811	} else {	3271	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3272	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3273	}
2818		3274
2819	cf::cede_to_tick;	3275	cf::cede_to_tick;
2820	}	3276	}
2821	}	3277	}
2822		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3280
2823	1	3281	1
2824	}	3282	}
2825		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	});
		3303
		3304	register_exticmd fx_want => sub {
		3305	my ($ns, $want) = @_;
		3306
		3307	while (my ($k, $v) = each %$want) {
		3308	$ns->fx_want ($k, $v);
		3309	}
		3310	};
		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
2826	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
2827	load_resource_file "$MAPDIR/regions"	3327	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3328	or die "unable to load regions file\n";
2829		3329
2830	for (cf::region::list) {	3330	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3331	$_->{match} = qr/$_->{match}/
…		…
2839	}	3339	}
2840		3340
2841	sub reload_archetypes {	3341	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3344	}
2850		3345
2851	sub reload_treasures {	3346	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
2854	}	3349	}
2855		3350
2856	sub reload_resources {	3351	sub reload_resources {
2857	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
2858		3353
		3354	reload_facedata;
		3355	reload_archetypes;
2859	reload_regions;	3356	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3357	reload_treasures;
2864		3358
2865	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
2866	}	3360	}
2867		3361
2868	sub init {	3362	sub reload_config {
2869	reload_resources;
2870	}
2871
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3364	or return;
2875		3365
2876	local $/;	3366	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
2878		3368
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3370
2881	$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};
2882	$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};
…		…
2888	};	3378	};
2889	warn $@ if $@;	3379	warn $@ if $@;
2890	}	3380	}
2891	}	3381	}
2892		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
2893	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
2894	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
2896	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#
2897	(async {	3421	(async {
2898	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
2900	};	3425	};
2901		3426
2902	cfg_load;	3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
		3431	reload_config;
2903	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
2904	load_extensions;	3445	load_extensions;
2905		3446
2906	$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
2907	Event::loop;	3455	EV::loop;
2908	}	3456	}
2909		3457
2910	#############################################################################	3458	#############################################################################
2911	# initialisation and cleanup	3459	# initialisation and cleanup
2912		3460
2913	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
2914	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
2923	},
2924	);	3467	};
2925	}	3468	}
2926	}	3469	}
2927		3470
2928	sub write_runtime {	3471	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";
2930
2931	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
2933		3474
2934	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3476
2936	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
2937		3478
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2939	or return;	3480	or return;
2940		3481
2941	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
2954		3495
2955	close $fh	3496	close $fh
2956	or return;	3497	or return;
2957		3498
2958	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3500	and return;
2960		3501
2961	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
2962		3503
2963	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 $value = uuid_seq uuid_cur;
		3522
		3523	if ($value < 1024) {
		3524	warn "cowardly refusing to write low uuid value ($value)!\n";
		3525	return;
		3526	}
		3527
		3528	my $value = uuid_str $value + $uuid_skip;
		3529	$uuid_skip = 0;
		3530
		3531	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3532	and return;
		3533
		3534	# always fsync - this file is important
		3535	aio_fsync $fh
		3536	and return;
		3537
		3538	close $fh
		3539	or return;
		3540
		3541	aio_rename "$uuid~", $uuid
		3542	and return;
		3543
		3544	warn "uuid file written ($value).\n";
		3545
		3546	1
		3547
		3548	}
		3549
		3550	sub write_uuid($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
2964	}	3555	}
2965		3556
2966	sub emergency_save() {	3557	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
2968		3559
…		…
2974	# and maps saved/destroyed asynchronously.	3565	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3566	warn "begin emergency player save\n";
2976	for my $login (keys %cf::PLAYER) {	3567	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3568	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3569	$pl->valid or next;
		3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3571	$pl->save;
2980	}	3572	}
2981	warn "end emergency player save\n";	3573	warn "end emergency player save\n";
2982		3574
2983	warn "begin emergency map save\n";	3575	warn "begin emergency map save\n";
…		…
2989	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
2990		3582
2991	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
2994	};	3590	};
2995		3591
2996	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
2997	}	3593	}
2998		3594
2999	sub post_cleanup {	3595	sub post_cleanup {
3000	my ($make_core) = @_;	3596	my ($make_core) = @_;
3001		3597
3002	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3004	}	3629	}
3005		3630
3006	sub do_reload_perl() {	3631	sub do_reload_perl() {
3007	# can/must only be called in main	3632	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3009	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3010	return;	3635	return;
3011	}	3636	}
3012		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3013	warn "reloading...";	3641	warn "reloading...";
3014		3642
3015	warn "entering sync_job";	3643	warn "entering sync_job";
3016		3644
3017	cf::sync_job {	3645	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3647	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3021		3649
3022	warn "syncing database to disk";	3650	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3652
3025	# if anything goes wrong in here, we should simply crash as we already saved	3653	# if anything goes wrong in here, we should simply crash as we already saved
3026		3654
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3658	}
3064		3659
3065	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3067	}	3662	%EXT_CORO = ();
3068		3663
3069	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3673	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3674
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3080	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3081	}	3684	}
3082		3685
3083	Symbol::delete_package $k;	3686	warn "unloading all perl modules loaded from $LIBDIR";
		3687	while (my ($k, $v) = each %INC) {
		3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3689
		3690	warn "... unloading $k";
		3691	delete $INC{$k};
		3692
		3693	$k =~ s/\.pm$//;
		3694	$k =~ s/\//::/g;
		3695
		3696	if (my $cb = $k->can ("unload_module")) {
		3697	$cb->();
		3698	}
		3699
		3700	clear_package $k;
3084	}	3701	}
3085		3702
3086	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3706
3090	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3093		3710
3094	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3712	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3097		3714
3098	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3099		3716
3100	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3101	require cf;	3718	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3103		3720
3104	warn "loading config and database again";	3721	warn "loading config and database again";
3105	cf::cfg_load;	3722	cf::reload_config;
3106		3723
3107	warn "loading extensions";	3724	warn "loading extensions";
3108	cf::load_extensions;	3725	cf::load_extensions;
3109		3726
3110	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3116		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3117	warn "leaving sync_job";	3737	warn "leaving sync_job";
3118		3738
3119	1	3739	1
3120	} or do {	3740	} or do {
3121	warn $@;	3741	warn $@;
3122	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3743	};
3125		3744
3126	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3127	};	3748	};
3128		3749
3129	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3130		3751
3131	sub reload_perl() {	3752	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3134		3755
3135	$RELOAD_WATCHER ||= Event->timer (	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3136	reentrant => 0,
3137	after => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => sub {
3140	do_reload_perl;	3757	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3142	},
3143	);	3759	};
3144	}	3760	}
3145		3761
3146	register_command "reload" => sub {	3762	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
3148		3764
3149	if ($who->flag (FLAG_WIZ)) {	3765	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3766	$who->message ("reloading server.");
		3767	async {
		3768	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3769	reload_perl;
		3770	};
3152	}	3771	}
3153	};	3772	};
3154		3773
3155	unshift @INC, $LIBDIR;	3774	unshift @INC, $LIBDIR;
3156		3775
…		…
3158		3777
3159	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3161		3780
3162	sub wait_for_tick {	3781	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3165		3783
3166	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3786	$signal->wait;
3169	}	3787	}
3170		3788
3171	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3174		3791
3175	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3794	$signal->wait;
3178	}	3795	}
3179		3796
3180	my $min = 1e6;#d#	3797	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3192	return;	3801	return;
3193	}	3802	}
3194		3803
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3198		3805
3199	0 && sync_job {#d#	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	3808	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3809	$Coro::current->{desc} = "runtime saver";
3203	or die;	3810	write_runtime_sync
3204		3811	or warn "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3812	};
		3813	}
3221		3814
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3816	$sig->send;
3238	}	3817	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3819	$sig->send;
3241	}	3820	}
3242		3821
3243	$NOW = Event::time;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3824
3254	_post_tick;	3825	if (0) {
3255		3826	if ($NEXT_TICK) {
3256		3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
3257	},	3831	}
3258	);	3832	}
3259		3833
3260	{	3834	{
3261	BDB::max_poll_time $TICK * 0.1;	3835	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3836
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3271		3838	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3839	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3840
3287	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3842	$DB_ENV = BDB::db_env_create;
		3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3845	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3846	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3847	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3848
3290	cf::sync_job {	3849	cf::sync_job {
3291	eval {	3850	eval {
3292	BDB::db_env_open	3851	BDB::db_env_open
3293	$DB_ENV,	3852	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3854	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3855	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3856	0666;
3298		3857
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3858	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3859	};
3304		3860
3305	cf::cleanup "db_env_open(db): $@" if $@;	3861	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3862	};
3307	}	3863	}
		3864
		3865	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3866	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3867	};
		3868	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3870	};
		3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3873	};
3308	}	3874	}
3309		3875
3310	{	3876	{
		3877	# configure IO::AIO
		3878
3311	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	3881	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	3882	}
3324		3883
3325	my $_log_backtrace;	3884	my $_log_backtrace;
3326		3885
3327	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3331		3890
3332	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3335	async {	3895	async {
		3896	$Coro::current->{desc} = "abt $msg";
		3897
3336	my @bt = fork_call {	3898	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3900	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3901	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	3902	or die "addr2line: $!";
…		…
3348	}	3910	}
3349		3911
3350	@funcs	3912	@funcs
3351	};	3913	};
3352		3914
3353	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	3918	--$_log_backtrace;
3356	};	3919	};
3357	} else {	3920	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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