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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.455 by root, Sat Sep 27 08:17:40 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
…		…
919	=cut	1065	=cut
920		1066
921	#############################################################################	1067	#############################################################################
922	# object support	1068	# object support
923		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#
		1103	sub _can_merge {
		1104	my ($ob1, $ob2) = @_;
		1105
		1106	++$SLOW_MERGES;#d#
		1107
		1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
		1110	}
		1111
924	sub reattach {	1112	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1114	my ($obj) = @_;
927		1115
		1116	# no longer needed after getting rid of delete_package?
928	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
929		1118
930	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
931		1120
932	@$registry = ();	1121	@$registry = ();
933		1122
…		…
948	cf::attachable->attach (	1137	cf::attachable->attach (
949	prio => -1000000,	1138	prio => -1000000,
950	on_instantiate => sub {	1139	on_instantiate => sub {
951	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
952		1141
953	$data = from_json $data;	1142	$data = decode_json $data;
954		1143
955	for (@$data) {	1144	for (@$data) {
956	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
957		1146
958	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1163	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
976		1165
977	sync_job {	1166	sync_job {
978	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
981		1171
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1176	aio_close $fh;
987		1177
988	if (@$objs) {	1178	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1184	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
996	}	1186	}
997	} else {	1187	} else {
998	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
999	}	1189	}
…		…
1004	}	1194	}
1005	} else {	1195	} else {
1006	aio_unlink $filename;	1196	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1008	}	1198	}
1009	}	1199	};
1010	}	1200	}
1011		1201
1012	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1014		1204
…		…
1026	or return;	1216	or return;
1027		1217
1028	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1220	or return;
		1221
1031	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1032	}	1224	}
1033		1225
		1226	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
		1229
1036	return ($data, $av);	1230	($data, $av)
1037	}	1231	}
1038		1232
1039	=head2 COMMAND CALLBACKS	1233	=head2 COMMAND CALLBACKS
1040		1234
1041	=over 4	1235	=over 4
…		…
1114	my ($pl, $buf) = @_;	1308	my ($pl, $buf) = @_;
1115		1309
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1311
1118	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
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1320	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1321	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1322	}
		1323
		1324	$pl->ext_reply ($reply, @reply)
		1325	if $reply;
		1326
1124	} else {	1327	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1329	}
1127		1330
1128	cf::override;	1331	cf::override;
…		…
1155		1358
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1361
1159	$ext{source} =	1362	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1162	. $source	1365	. $source
1163	. "\n};\n1";	1366	. "\n};\n1";
1164		1367
1165	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1183		1386
1184	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1388	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1390	}
1189		1391
1190	warn $msg;	1392	warn $msg;
1191	}	1393	}
1192		1394
…		…
1206		1408
1207	=back	1409	=back
1208		1410
1209	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1210		1412
1211	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1212		1414
1213	=cut	1415	=cut
1214		1416
1215	package cf::player;	1417	package cf::player;
1216		1418
1217	use Coro::AIO;	1419	use Coro::AIO;
1218		1420
1219	=head3 cf::player	1421	=head3 cf::player
1220		1422
1221	=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	}
1222		1438
1223	=item cf::player::find $login	1439	=item cf::player::find $login
1224		1440
1225	Returns the given player object, loading it if necessary (might block).	1441	Returns the given player object, loading it if necessary (might block).
1226		1442
…		…
1245		1461
1246	sub exists($) {	1462	sub exists($) {
1247	my ($login) = @_;	1463	my ($login) = @_;
1248		1464
1249	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1251	}	1467	}
1252		1468
1253	sub find($) {	1469	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1471	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1478	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1479	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1480	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1482
1267	my $pl = load_pl path $login	1483	my $f = new_from_file cf::object::thawer path $login
1268	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;
1269	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1270	}	1492	}
1271	}	1493	}
1272	}	1494	}
1273		1495
…		…
1282	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1283		1505
1284	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
1286		1508
		1509	cf::get_slot 0.01;
		1510
1287	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1288	Coro::cede;	1512	cf::cede_to_tick;
1289	}	1513	}
1290		1514
1291	sub new($) {	1515	sub new($) {
1292	my ($login) = @_;	1516	my ($login) = @_;
1293		1517
…		…
1299	$cf::PLAYER{$login} = $self;	1523	$cf::PLAYER{$login} = $self;
1300		1524
1301	$self	1525	$self
1302	}	1526	}
1303		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
1304	=item $pl->quit_character	1538	=item $pl->quit_character
1305		1539
1306	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
1307	be destroyed. May block for a long time.	1541	be destroyed. May block for a long time.
1308		1542
…		…
1312	my ($pl) = @_;	1546	my ($pl) = @_;
1313		1547
1314	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1315		1549
1316	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1317	$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
1318		1552
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1323		1559
1324	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1597	or return [];
1362		1598
1363	my @logins;	1599	my @logins;
1364		1600
1365	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") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1610	}
1369		1611
1370	utf8::decode $login;	1612	utf8::decode $login;
1371	push @logins, $login;	1613	push @logins, $login;
1372	}	1614	}
1373		1615
…		…
1400	}	1642	}
1401		1643
1402	\@paths	1644	\@paths
1403	}	1645	}
1404		1646
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1648
1407	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1408		1650
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1651	=item $player->ext_reply ($msgid, @msg)
1456		1652
1457	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1458		1654
1459	=cut	1655	=cut
1460		1656
1461	sub ext_reply($$%) {	1657	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1658	my ($self, $id, @msg) = @_;
1463		1659
1464	$msg{msgid} = $id;	1660	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1661	}
1467		1662
1468	=item $player->ext_event ($type, %msg)	1663	=item $player->ext_msg ($type, @msg)
1469		1664
1470	Sends an ext event to the client.	1665	Sends an ext event to the client.
1471		1666
1472	=cut	1667	=cut
1473		1668
1474	sub ext_event($$%) {	1669	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1670	my ($self, $type, @msg) = @_;
1476		1671
1477	$self->ns->ext_event ($type, %msg);	1672	$self->ns->ext_msg ($type, @msg);
1478	}	1673	}
1479		1674
1480	=head3 cf::region	1675	=head3 cf::region
1481		1676
1482	=over 4	1677	=over 4
…		…
1526	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1528		1723
1529	sub generate_random_map {	1724	sub generate_random_map {
1530	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
1531	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1730	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1855
1658	# the temporary/swap location	1856	# the temporary/swap location
1659	sub save_path {	1857	sub save_path {
1660	my ($self) = @_;	1858	my ($self) = @_;
1661		1859
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1664	}	1862	}
1665		1863
1666	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1667	sub uniq_path {	1865	sub uniq_path {
1668	my ($self) = @_;	1866	my ($self) = @_;
1669		1867
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1672	}	1870	}
1673		1871
1674	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1675	# all maps in C++...	1873	# all maps in C++...
…		…
1698		1896
1699	sub load_header_from($) {	1897	sub load_header_from($) {
1700	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1701		1899
1702	utf8::encode $path;	1900	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	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;
1708		1909
1709	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1710		1911
1711	1	1912	1
1712	}	1913	}
…		…
1766	sub find {	1967	sub find {
1767	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1768		1969
1769	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1770		1971
		1972	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1772		1974
1773	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
		1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard2 = cf::lock_acquire "map_find:$path";
		1978
1775	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1776	or return;	1980	or return;
1777		1981
1778	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
1779		1983
…		…
1781	or return;	1985	or return;
1782		1986
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
		1991	undef $guard1;
1786	$map->reset;	1992	$map->reset;
1787	undef $guard;
1788	return find $path;	1993	return find $path;
1789	}	1994	}
1790		1995
1791	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
1792	}	1997	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2006	local $self->{deny_reset} = 1; # loading can take a long time
1802		2007
1803	my $path = $self->{path};	2008	my $path = $self->{path};
1804		2009
1805	{	2010	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1807		2012
		2013	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2015
1810	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1811		2017
1812	$self->alloc;	2018	$self->alloc;
1813		2019
1814	$self->pre_load;	2020	$self->pre_load;
1815	Coro::cede;	2021	cf::cede_to_tick;
1816		2022
		2023	my $f = new_from_file cf::object::thawer $self->{load_path};
		2024	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2025	$self->_load_objects ($f)
1818	or return;	2026	or return;
1819		2027
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1821	if delete $self->{load_original};	2029	if delete $self->{load_original};
1822		2030
1823	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2032	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2033	unless (aio_stat $uniq) {
		2034	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2035	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2036	$self->_load_objects ($f);
		2037	$f->resolve_delayed_derefs;
		2038	}
1828	}	2039	}
1829	}	2040	}
1830		2041
1831	Coro::cede;	2042	$f->resolve_delayed_derefs;
		2043
		2044	cf::cede_to_tick;
1832	# now do the right thing for maps	2045	# now do the right thing for maps
1833	$self->link_multipart_objects;	2046	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2047	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2048	unless $self->difficulty;
1836	Coro::cede;	2049	cf::cede_to_tick;
1837		2050
1838	unless ($self->{deny_activate}) {	2051	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2052	$self->decay_objects;
1840	$self->fix_auto_apply;	2053	$self->fix_auto_apply;
1841	$self->update_buttons;	2054	$self->update_buttons;
1842	Coro::cede;	2055	cf::cede_to_tick;
1843	$self->set_darkness_map;	2056	$self->set_darkness_map;
1844	Coro::cede;	2057	cf::cede_to_tick;
1845	$self->activate;	2058	$self->activate;
1846	}	2059	}
1847		2060
		2061	$self->{last_save} = $cf::RUNTIME;
		2062	$self->last_access ($cf::RUNTIME);
		2063
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2065	}
1850		2066
1851	$self->post_load;	2067	$self->post_load;
1852	}	2068	}
1853		2069
…		…
1862		2078
1863	$self	2079	$self
1864	}	2080	}
1865		2081
1866	# 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
1867	sub load_diag {	2083	sub load_neighbours {
1868	my ($map) = @_;	2084	my ($map) = @_;
1869		2085
1870	my @diag; # diagonal neighbours	2086	my @neigh; # diagonal neighbours
1871		2087
1872	for (0 .. 3) {	2088	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2089	my $neigh = $map->tile_path ($_)
1874	or next;	2090	or next;
1875	$neigh = find $neigh, $map	2091	$neigh = find $neigh, $map
1876	or next;	2092	or next;
1877	$neigh->load;	2093	$neigh->load;
1878		2094
		2095	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2098	}
1882		2099
1883	for (@diag) {	2100	for (grep defined $_->[0], @neigh) {
		2101	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2102	my $neigh = find $path, $origin
1885	or next;	2103	or next;
1886	$neigh->load;	2104	$neigh->load;
1887	}	2105	}
1888	}	2106	}
1889		2107
…		…
1894	}	2112	}
1895		2113
1896	sub do_load_sync {	2114	sub do_load_sync {
1897	my ($map) = @_;	2115	my ($map) = @_;
1898		2116
		2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2118	if $Coro::current == $Coro::main;
		2119
1899	cf::sync_job { $map->load };	2120	cf::sync_job { $map->load };
1900	}	2121	}
1901		2122
1902	our %MAP_PREFETCH;	2123	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2124	our $MAP_PREFETCHER = undef;
1904		2125
1905	sub find_async {	2126	sub find_async {
1906	my ($path, $origin) = @_;	2127	my ($path, $origin, $load) = @_;
1907		2128
1908	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
1909		2130
1910	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2133	}
1913		2134
1914	undef $MAP_PREFETCH{$path};	2135	$MAP_PREFETCH{$path} |= $load;
		2136
1915	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
1916	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2142	if (my $map = find $k) {
1919	$map->load;	2143	$map->load if $v;
1920	}	2144	}
1921		2145
1922	delete $MAP_PREFETCH{$path};	2146	delete $MAP_PREFETCH{$k};
1923	}	2147	}
1924	}	2148	}
1925	undef $MAP_PREFETCHER;	2149	undef $MAP_PREFETCHER;
1926	};	2150	};
1927	$MAP_PREFETCHER->prio (6);	2151	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2154	}
1931		2155
1932	sub save {	2156	sub save {
1933	my ($self) = @_;	2157	my ($self) = @_;
1934		2158
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2160
1937	$self->{last_save} = $cf::RUNTIME;	2161	$self->{last_save} = $cf::RUNTIME;
1938		2162
1939	return unless $self->dirty;	2163	return unless $self->dirty;
1940		2164
…		…
1946	return if $self->{deny_save};	2170	return if $self->{deny_save};
1947		2171
1948	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
1949		2173
1950	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
1952	};	2177	};
		2178
		2179	cf::get_slot 0.02;
1953		2180
1954	if ($uniq) {	2181	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2184	} else {
…		…
1963	my ($self) = @_;	2190	my ($self) = @_;
1964		2191
1965	# save first because save cedes	2192	# save first because save cedes
1966	$self->save;	2193	$self->save;
1967		2194
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2196
1970	return if $self->players;	2197	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2199	return if $self->{deny_save};
1973		2200
		2201	$self->in_memory (cf::MAP_SWAPPED);
		2202
		2203	$self->deactivate;
		2204	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2205	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2206	}
1977		2207
1978	sub reset_at {	2208	sub reset_at {
1979	my ($self) = @_;	2209	my ($self) = @_;
1980		2210
…		…
2012	if $uniq;	2242	if $uniq;
2013	}	2243	}
2014		2244
2015	delete $cf::MAP{$self->path};	2245	delete $cf::MAP{$self->path};
2016		2246
		2247	$self->deactivate;
		2248	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2249	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2250
2021	$self->unlink_save;	2251	$self->unlink_save;
2022	$self->destroy;	2252	$self->destroy;
2023	}	2253	}
2024		2254
2025	my $nuke_counter = "aaaa";	2255	my $nuke_counter = "aaaa";
2026		2256
2027	sub nuke {	2257	sub nuke {
2028	my ($self) = @_;	2258	my ($self) = @_;
2029		2259
		2260	{
		2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2262
2030	delete $cf::MAP{$self->path};	2263	delete $cf::MAP{$self->path};
2031		2264
2032	$self->unlink_save;	2265	$self->unlink_save;
2033		2266
2034	bless $self, "cf::map";	2267	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2268	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2269	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2270	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2272
2040	$cf::MAP{$self->path} = $self;	2273	$cf::MAP{$self->path} = $self;
		2274	}
2041		2275
2042	$self->reset; # polite request, might not happen	2276	$self->reset; # polite request, might not happen
2043	}	2277	}
2044		2278
2045	=item $maps = cf::map::tmp_maps	2279	=item $maps = cf::map::tmp_maps
…		…
2087		2321
2088	sub unique_maps() {	2322	sub unique_maps() {
2089	[	2323	[
2090	map {	2324	map {
2091	utf8::decode $_;	2325	utf8::decode $_;
2092	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2093	? normalise $_	2329	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2331	]
2097	}	2332	}
2098		2333
2099	package cf;
2100
2101	=back	2334	=back
2102		2335
2103	=head3 cf::object	2336	=head3 cf::object
2104		2337
2105	=cut	2338	=cut
…		…
2108		2341
2109	=over 4	2342	=over 4
2110		2343
2111	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2112		2345
2113	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.
2114		2348
2115	=cut	2349	=cut
2116		2350
2117	sub inv_recursive_;	2351	sub inv_recursive_;
2118	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2121		2355
2122	sub inv_recursive {	2356	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2124	}	2358	}
2125		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
2126	package cf;	2388	package cf;
2127		2389
2128	=back	2390	=back
2129		2391
2130	=head3 cf::object::player	2392	=head3 cf::object::player
…		…
2136	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>
2137	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
2138	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2139		2401
2140	=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	};
2141		2417
2142	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2419	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
…		…
2152		2428
2153	} else {	2429	} else {
2154	my $pl = $self->contr;	2430	my $pl = $self->contr;
2155		2431
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2432	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2435
2165	} else {	2436	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2439	}
2169	}	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 (@_);
2170	}	2451	}
2171		2452
2172	=item $player_object->may ("access")	2453	=item $player_object->may ("access")
2173		2454
2174	Returns wether the given player is authorized to access resource "access"	2455	Returns wether the given player is authorized to access resource "access"
…		…
2187		2468
2188	=item $player_object->enter_link	2469	=item $player_object->enter_link
2189		2470
2190	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}>).
2191		2472
2192	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.
2193	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.
2194		2477
2195	Will never block.	2478	Will never block.
2196		2479
2197	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2198		2481
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2536	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2537	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2538	if $x <=0 && $y <= 0;
2256		2539
2257	$map->load;	2540	$map->load;
2258	$map->load_diag;	2541	$map->load_neighbours;
2259		2542
2260	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2261	$self->activate_recursive;	2545	$self->activate_recursive;
2262		2546
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2265	}	2549	}
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2271	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
2272	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
2273	be called at the end of this process.	2557	be called at the end of this process.
2274		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
2275	=cut	2562	=cut
2276		2563
2277	our $GOTOGEN;	2564	our $GOTOGEN;
2278		2565
2279	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2571
2285	$self->enter_link;	2572	$self->enter_link;
2286		2573
2287	(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
2288	my $map = eval {	2596	my $map = eval {
2289	my $map = cf::map::find $path;	2597	my $map = defined $path ? cf::map::find $path : undef;
2290		2598
2291	if ($map) {	2599	if ($map) {
2292	$map = $map->customise_for ($self);	2600	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2601	$map = $check->($map) if $check && $map;
2294	} else {	2602	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2604	}
2297		2605
2298	$map	2606	$map
2299	};	2607	};
2300		2608
…		…
2336	}	2644	}
2337		2645
2338	sub prepare_random_map {	2646	sub prepare_random_map {
2339	my ($exit) = @_;	2647	my ($exit) = @_;
2340		2648
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2651	# that depends on the exit object
2346		2652
2347	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2655	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2354	}	2662	}
2355		2663
2356	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2357		2665
2358	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2361		2669
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2672	undef $fh;
2365	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2366		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2369	}	2681	}
2370	}	2682	}
2371		2683
2372	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2374		2686
2375	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2376		2688
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2689	$self->enter_link;
2389		2690
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2691	(async {
2395	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2398		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
2399	1;	2715	1
2400	}) {	2716	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "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. "
2403	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2721
2406	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2436		2752
2437	=cut	2753	=cut
2438		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
2439	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2821
2442	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2443		2824
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2826
		2827	# check predefined channels, for the benefit of C
		2828	if ($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
2448	if (ref $channel) {	2836	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2840	$self->ext_msg (channel_info => $channel)
		2841	if $self->can_msg;
2453	}	2842	}
2454		2843
2455	$channel = $channel->{id};	2844	$channel = $channel->{id};
2456	}	2845	}
2457		2846
		2847	return unless @extra || length $msg;
		2848
2458	if ($self->can_msg) {	2849	if ($self->can_msg) {
2459	$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);
2460	} else {	2870	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	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
2472	if (0 && $msg =~ /\[/) {	2886	if (0 && $msg =~ /\[/) {
		2887	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2889	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2891	$self->send_packet ("drawinfo $color $msg")
2477	}	2892	}
2478	}	2893	}
2479	}	2894	}
2480	}	2895	}
2481		2896
2482	=item $client->ext_event ($type, %msg)	2897	=item $client->ext_msg ($type, @msg)
2483		2898
2484	Sends an ext event to the client.	2899	Sends an ext event to the client.
2485		2900
2486	=cut	2901	=cut
2487		2902
2488	sub cf::client::ext_event($$%) {	2903	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2904	my ($self, $type, @msg) = @_;
2490		2905
2491	return unless $self->extcmd;	2906	if ($self->extcmd == 2) {
2492		2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2908	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2909	push @msg, msgtype => "event_$type";
2494	$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	}
2495	}	2930	}
2496		2931
2497	=item $success = $client->query ($flags, "text", \&cb)	2932	=item $success = $client->query ($flags, "text", \&cb)
2498		2933
2499	Queues a query to the client, calling the given callback with	2934	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	2989	my ($ns, $buf) = @_;
2555		2990
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		2992
2558	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
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3001	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3002	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3003	}
		3004
		3005	$ns->ext_reply ($reply, @reply)
		3006	if $reply;
		3007
2565	} else {	3008	} else {
2566	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";
2567	}	3010	}
2568		3011
2569	cf::override;	3012	cf::override;
…		…
2616	our $safe = new Safe "safe";	3059	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3060	our $safe_hole = new Safe::Hole;
2618		3061
2619	$SIG{FPE} = 'IGNORE';	3062	$SIG{FPE} = 'IGNORE';
2620		3063
2621	$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	));
2622		3069
2623	# here we export the classes and methods available to script code	3070	# here we export the classes and methods available to script code
2624		3071
2625	=pod	3072	=pod
2626		3073
2627	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2628		3075
2629	cf::object	3076	cf::object
2630	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
2631	insert remove	3078	insert remove name archname title slaying race decrease split
2632		3079
2633	cf::object::player	3080	cf::object::player
2634	player	3081	player
2635		3082
2636	cf::player	3083	cf::player
…		…
2641		3088
2642	=cut	3089	=cut
2643		3090
2644	for (	3091	for (
2645	["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
2646	insert remove)],	3093	insert remove inv nrof name archname title slaying race
		3094	decrease split destroy change_exp)],
2647	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2650	) {	3098	) {
2651	no strict 'refs';	3099	no strict 'refs';
…		…
2727	# the server's init and main functions	3175	# the server's init and main functions
2728		3176
2729	sub load_facedata($) {	3177	sub load_facedata($) {
2730	my ($path) = @_;	3178	my ($path) = @_;
2731		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
2732	warn "loading facedata from $path\n";	3186	warn "loading facedata from $path\n";
2733		3187
2734	my $facedata;	3188	my $facedata;
2735	0 < aio_load $path, $facedata	3189	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3190	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3192	$facedata = Coro::Storable::thaw $facedata;
2739		3193
2740	$facedata->{version} == 2	3194	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3195	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		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
2743	{	3204	{
2744	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
2745		3206
2746	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
2748	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3214
2753	cf::cede_to_tick;	3215	cf::cede_to_tick;
2754	}	3216	}
2755		3217
2756	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
2758	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
2759	or next;	3222	or next;
		3223
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3227	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3245
2782	{	3246	{
2783	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3250
2788	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3252	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3254	my $data;
2796		3255
2797	if ($name =~ /\.jpg$/) {	3256	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3257	# prepend meta info
2799	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};
2800	} else {	3271	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3272	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3273	}
2807		3274
2808	cf::cede_to_tick;	3275	cf::cede_to_tick;
2809	}	3276	}
2810	}	3277	}
2811		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3280
2812	1	3281	1
2813	}	3282	}
2814		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
2815	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
2816	load_resource_file "$MAPDIR/regions"	3327	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3328	or die "unable to load regions file\n";
2818		3329
2819	for (cf::region::list) {	3330	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3331	$_->{match} = qr/$_->{match}/
…		…
2828	}	3339	}
2829		3340
2830	sub reload_archetypes {	3341	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3344	}
2839		3345
2840	sub reload_treasures {	3346	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
2843	}	3349	}
2844		3350
2845	sub reload_resources {	3351	sub reload_resources {
2846	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
2847		3353
		3354	reload_facedata;
		3355	reload_archetypes;
2848	reload_regions;	3356	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3357	reload_treasures;
2853		3358
2854	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
2855	}	3360	}
2856		3361
2857	sub init {	3362	sub reload_config {
2858	reload_resources;
2859	}
2860
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3364	or return;
2864		3365
2865	local $/;	3366	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
2867		3368
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3370
2870	$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};
2871	$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};
…		…
2877	};	3378	};
2878	warn $@ if $@;	3379	warn $@ if $@;
2879	}	3380	}
2880	}	3381	}
2881		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
2882	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
2883	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
2885	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#
2886	(async {	3421	(async {
2887	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
2889	};	3425	};
2890		3426
2891	cfg_load;	3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
		3431	reload_config;
2892	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
2893	load_extensions;	3445	load_extensions;
2894		3446
2895	$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
2896	Event::loop;	3455	EV::loop;
2897	}	3456	}
2898		3457
2899	#############################################################################	3458	#############################################################################
2900	# initialisation and cleanup	3459	# initialisation and cleanup
2901		3460
2902	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
2903	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
2912	},
2913	);	3467	};
2914	}	3468	}
2915	}	3469	}
2916		3470
2917	sub write_runtime {	3471	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";
2919
2920	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
2922		3474
2923	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3476
2925	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
2926		3478
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2928	or return;	3480	or return;
2929		3481
2930	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
2943		3495
2944	close $fh	3496	close $fh
2945	or return;	3497	or return;
2946		3498
2947	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3500	and return;
2949		3501
2950	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
2951		3503
2952	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 $value = uuid_seq uuid_cur;
		3522
		3523	unless ($value) {
		3524	warn "cowardly refusing to write zero uuid 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($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
2953	}	3555	}
2954		3556
2955	sub emergency_save() {	3557	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
2957		3559
…		…
2963	# and maps saved/destroyed asynchronously.	3565	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3566	warn "begin emergency player save\n";
2965	for my $login (keys %cf::PLAYER) {	3567	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3568	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3569	$pl->valid or next;
		3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3571	$pl->save;
2969	}	3572	}
2970	warn "end emergency player save\n";	3573	warn "end emergency player save\n";
2971		3574
2972	warn "begin emergency map save\n";	3575	warn "begin emergency map save\n";
…		…
2978	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
2979		3582
2980	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
2983	};	3590	};
2984		3591
2985	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
2986	}	3593	}
2987		3594
2988	sub post_cleanup {	3595	sub post_cleanup {
2989	my ($make_core) = @_;	3596	my ($make_core) = @_;
2990		3597
2991	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		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 $pkg\n";#d#
2993	}	3629	}
2994		3630
2995	sub do_reload_perl() {	3631	sub do_reload_perl() {
2996	# can/must only be called in main	3632	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
2999	return;	3635	return;
3000	}	3636	}
3001		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3002	warn "reloading...";	3641	warn "reloading...";
3003		3642
3004	warn "entering sync_job";	3643	warn "entering sync_job";
3005		3644
3006	cf::sync_job {	3645	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3647	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3010		3649
3011	warn "syncing database to disk";	3650	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3652
3014	# 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
3015		3654
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3658	}
3053		3659
3054	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3056	}	3662	%EXT_CORO = ();
3057		3663
3058	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3673	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3674
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3069	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3070	}	3684	}
3071		3685
3072	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 $k;
3073	}	3701	}
3074		3702
3075	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3077	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);
3078		3706
3079	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3082		3710
3083	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3712	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3086		3714
3087	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3088		3716
3089	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3090	require cf;	3718	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3720
3093	warn "loading config and database again";	3721	warn "loading config and database again";
3094	cf::cfg_load;	3722	cf::reload_config;
3095		3723
3096	warn "loading extensions";	3724	warn "loading extensions";
3097	cf::load_extensions;	3725	cf::load_extensions;
3098		3726
3099	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3105		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3106	warn "leaving sync_job";	3737	warn "leaving sync_job";
3107		3738
3108	1	3739	1
3109	} or do {	3740	} or do {
3110	warn $@;	3741	warn $@;
3111	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3743	};
3114		3744
3115	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3116	};	3748	};
3117		3749
3118	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3119		3751
3120	sub reload_perl() {	3752	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3123		3755
3124	$RELOAD_WATCHER ||= Event->timer (	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3125	reentrant => 0,
3126	after => 0,
3127	data => WF_AUTOCANCEL,
3128	cb => sub {
3129	do_reload_perl;	3757	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3131	},
3132	);	3759	};
3133	}	3760	}
3134		3761
3135	register_command "reload" => sub {	3762	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
3137		3764
3138	if ($who->flag (FLAG_WIZ)) {	3765	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3766	$who->message ("reloading server.");
		3767	async {
		3768	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3769	reload_perl;
		3770	};
3141	}	3771	}
3142	};	3772	};
3143		3773
3144	unshift @INC, $LIBDIR;	3774	unshift @INC, $LIBDIR;
3145		3775
…		…
3147		3777
3148	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3150		3780
3151	sub wait_for_tick {	3781	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3154		3783
3155	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3786	$signal->wait;
3158	}	3787	}
3159		3788
3160	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3163		3791
3164	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3794	$signal->wait;
3167	}	3795	}
3168		3796
3169	my $min = 1e6;#d#	3797	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3181	return;	3801	return;
3182	}	3802	}
3183		3803
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3187		3805
3188	0 && sync_job {#d#	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3808	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3809	$Coro::current->{desc} = "runtime saver";
3192	or die;	3810	write_runtime_sync
3193		3811	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3812	};
		3813	}
3210		3814
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3816	$sig->send;
3227	}	3817	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3819	$sig->send;
3230	}	3820	}
3231		3821
3232	$NOW = Event::time;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3824
3243	_post_tick;	3825	if (0) {
3244		3826	if ($NEXT_TICK) {
3245		3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
3246	},	3831	}
3247	);	3832	}
3248		3833
3249	{	3834	{
3250	BDB::max_poll_time $TICK * 0.1;	3835	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3836
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3260		3838	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3839	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3840
3276	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3277	$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);
3278		3848
3279	cf::sync_job {	3849	cf::sync_job {
3280	eval {	3850	eval {
3281	BDB::db_env_open	3851	BDB::db_env_open
3282	$DB_ENV,	3852	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3854	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3855	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3856	0666;
3287		3857
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3858	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3859	};
3293		3860
3294	cf::cleanup "db_env_open(db): $@" if $@;	3861	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3862	};
3296	}	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	};
3297	}	3874	}
3298		3875
3299	{	3876	{
		3877	# configure IO::AIO
		3878
3300	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3881	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3882	}
3313		3883
3314	my $_log_backtrace;	3884	my $_log_backtrace;
3315		3885
3316	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3320		3890
3321	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3324	async {	3895	async {
		3896	$Coro::current->{desc} = "abt $msg";
		3897
3325	my @bt = fork_call {	3898	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3900	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	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 |"
3329	or die "addr2line: $!";	3902	or die "addr2line: $!";
…		…
3337	}	3910	}
3338		3911
3339	@funcs	3912	@funcs
3340	};	3913	};
3341		3914
3342	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	3918	--$_log_backtrace;
3345	};	3919	};
3346	} else {	3920	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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