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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.449 by root, Sat Sep 20 00:09:27 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 = ();
…		…
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
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 $TICK_START; # for load detecting purposes
101		132
102	binmode STDOUT;	133	binmode STDOUT;
103	binmode STDERR;	134	binmode STDERR;
104		135
105	# read virtual server time, if available	136	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
110	}	141	}
111		142
112	mkdir $_	143	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		189
159	The raw value load value from the last tick.	190	The raw value load value from the last tick.
160		191
161	=item %cf::CFG	192	=item %cf::CFG
162		193
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	195	from wherever your confdir points to.
165		196
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		198
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	217	$msg .= "\n"
187	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
188		219
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		221
191	utf8::encode $msg;
192	LOG llevError, $msg;	222	LOG llevError, $msg;
193	};	223	};
194	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
195		240
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	251	for my $pkg (qw(
207	cf::global cf::attachable	252	cf::global cf::attachable
208	cf::object cf::object::player	253	cf::object cf::object::player
209	cf::client cf::player	254	cf::client cf::player
210	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
211	cf::map cf::party cf::region	257	cf::party cf::region
212	)) {	258	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	260	}
216		261
217	$Event::DIED = sub {	262	$EV::DIED = sub {
218	warn "error in event callback: @_";	263	warn "error in event callback: @_";
219	};	264	};
220		265
221	#############################################################################	266	#############################################################################
222		267
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	291	$d
247	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
248	}	293	}
249		294
250	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
251		296
252	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
253		298
254	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
255		300
256	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
257		302
258	=cut	303	=cut
259		304
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		306
262	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
264		309
265	=item cf::lock_wait $string	310	=item cf::lock_wait $string
266		311
267	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
268		313
…		…
271	Wait until the given lock is available and then acquires it and returns	316	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,	317	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	318	for example when the coroutine gets canceled), the lock is automatically
274	returned.	319	returned.
275		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
276	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
278		326
279	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
280		328
281	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
282		330
283	=cut	331	=cut
284		332
285	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
286		335
287	sub lock_wait($) {	336	sub lock_wait($) {
288	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
289		343
290	# wait for lock, if any	344	# wait for lock, if any
291	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	347	Coro::schedule;
…		…
299		353
300	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
301	lock_wait $key;	355	lock_wait $key;
302		356
303	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
304		359
305	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
308	}	364	}
309	}	365	}
310		366
…		…
313		369
314	! ! $LOCK{$key}	370	! ! $LOCK{$key}
315	}	371	}
316		372
317	sub freeze_mainloop {	373	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
319		375
320	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	377	}
326		378
		379	=item cf::periodic $interval, $cb
		380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
		392	}
		393
327	=item cf::get_slot $time[, $priority]	394	=item cf::get_slot $time[, $priority[, $name]]
328		395
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
330	This call blocks and returns only when you have at least C<$time> seconds	397	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	398	of cpu time till the next tick. The slot is only valid till the next cede.
332		399
		400	The optional C<$name> can be used to identify the job to run. It might be
		401	used for statistical purposes and should identify the same time-class.
		402
333	Useful for short background jobs.	403	Useful for short background jobs.
334		404
335	=cut	405	=cut
336		406
337	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
339		409
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
342	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
343		415
344	while () {	416	while () {
345	next_job:	417	next_job:
346	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
354	}	426	}
355	}	427	}
356	}	428	}
357		429
358	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
359	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
360	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	433	$signal->wait;
362	} else {	434	} else {
363	Coro::schedule;	435	Coro::schedule;
364	}	436	}
365	}	437	}
366	};	438	};
367		439
368	sub get_slot($;$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
369	my ($time, $pri) = @_;	443	my ($time, $pri, $name) = @_;
370		444
		445	$time = $TICK * .6 if $time > $TICK * .6;
		446	my $sig = new Coro::Signal;
		447
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	450	$SLOT_QUEUE->ready;
374	$sig->wait;	451	$sig->wait;
375	}	452	}
376		453
…		…
384		461
385	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
386		463
387	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
388		465
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	469	acceptable.
393		470
394	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		477
401	sub sync_job(&) {	478	sub sync_job(&) {
402	my ($job) = @_;	479	my ($job) = @_;
403		480
404	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	482	my $time = EV::time;
406		483
407	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
409		486
410	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	488
412	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
413		490
414	my $busy = 1;	491	my $busy = 1;
415	my @res;	492	my @res;
416		493
417	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	496	@res = eval { $job->() };
419	warn $@ if $@;	497	warn $@ if $@;
420	undef $busy;	498	undef $busy;
421	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
422		500
423	while ($busy) {	501	while ($busy) {
424	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
425	}	506	}
		507	}
426		508
427	$time = Event::time - $time;	509	my $time = EV::time - $time;
428		510
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
433		512
434	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
435	} else {	514	} else {
436	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
437		516
…		…
462	=item fork_call { }, $args	541	=item fork_call { }, $args
463		542
464	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
465	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
466	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
467	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
468		547
469	=cut	548	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		549
480	sub fork_call(&@) {	550	sub fork_call(&@) {
481	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
482		552
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	553	# we seemingly have to make a local copy of the whole thing,
484	# or die "socketpair: $!";	554	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	555	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		556
488	if (my $pid = fork) {	557	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	558	reset_signals;
502	local $SIG{__WARN__};	559	&$cb
503	local $SIG{__DIE__};	560	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		561
510	eval {	562	wantarray ? @res : $res[-1]
511	close $fh1;	563	}
512		564
513	my @res = eval { $cb->(@args) };	565	=item $coin = coin_from_name $name
514		566
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	567	=cut
516	close $fh2;
517	};
518		568
519	warn $@ if $@;	569	our %coin_alias = (
520	_exit 0;	570	"silver" => "silvercoin",
521	}	571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
522	}	590	}
523		591
524	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
525		593
526	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
529		597
530	Stores the given C<$value> in the family. It can currently store binary	598	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
533	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
534		624
535	our $DB;	625	our $DB;
536		626
537	sub db_init {	627	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	628	cf::sync_job {
542	eval {	629	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	630	};
552	}	631	}
553		632
554	sub db_get($$) {	633	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
556		635
…		…
606	if (1) {	685	if (1) {
607	$md5 =	686	$md5 =
608	join "\x00",	687	join "\x00",
609	$processversion,	688	$processversion,
610	map {	689	map {
611	Coro::cede;	690	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	691	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	692	} 0.. $#$src;
614		693
615		694
616	my $dbmd5 = db_get cache => "$id/md5";	695	my $dbmd5 = db_get cache => "$id/md5";
…		…
654		733
655	#############################################################################	734	#############################################################################
656		735
657	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
658		737
659	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
660	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
662		741
663	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	744	Deliantra).
666		745
667	=over 4	746	=over 4
668		747
669	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
670		749
…		…
714	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
715		794
716	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
718		797
719	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
720	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
721		800
722	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
723		802
724	=over 4	803	=over 4
…		…
952	}	1031	}
953		1032
954	0	1033	0
955	}	1034	}
956		1035
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1037
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1039
961	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
962		1041
…		…
968		1047
969	=cut	1048	=cut
970		1049
971	#############################################################################	1050	#############################################################################
972	# object support	1051	# object support
973	#
974		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
975	sub _can_merge {	1086	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
977		1088
978	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1090
982	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
983	}	1093	}
984		1094
985	sub reattach {	1095	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1097	my ($obj) = @_;
988		1098
		1099	# no longer needed after getting rid of delete_package?
989	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
990		1101
991	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
992		1103
993	@$registry = ();	1104	@$registry = ();
994		1105
…		…
1009	cf::attachable->attach (	1120	cf::attachable->attach (
1010	prio => -1000000,	1121	prio => -1000000,
1011	on_instantiate => sub {	1122	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
1013		1124
1014	$data = from_json $data;	1125	$data = decode_json $data;
1015		1126
1016	for (@$data) {	1127	for (@$data) {
1017	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
1018		1129
1019	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1146	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
1037		1148
1038	sync_job {	1149	sync_job {
1039	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1042		1154
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1047	close $fh;	1159	aio_close $fh;
1048		1160
1049	if (@$objs) {	1161	if (@$objs) {
1050	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1051	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1055	close $fh;	1167	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1169	}
1058	} else {	1170	} else {
1059	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1060	}	1172	}
…		…
1065	}	1177	}
1066	} else {	1178	} else {
1067	aio_unlink $filename;	1179	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1069	}	1181	}
1070	}	1182	};
1071	}	1183	}
1072		1184
1073	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1075		1187
…		…
1087	or return;	1199	or return;
1088		1200
1089	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1203	or return;
		1204
1092	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1093	}	1207	}
1094		1208
		1209	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1097	return ($data, $av);	1213	($data, $av)
1098	}	1214	}
1099		1215
1100	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1101		1217
1102	=over 4	1218	=over 4
…		…
1175	my ($pl, $buf) = @_;	1291	my ($pl, $buf) = @_;
1176		1292
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1294
1179	if (ref $msg) {	1295	if (ref $msg) {
		1296	my ($type, $reply, @payload) =
		1297	"ARRAY" eq ref $msg
		1298	? @$msg
		1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1300
		1301	my @reply;
		1302
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1303	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1304	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1305	}
		1306
		1307	$pl->ext_reply ($reply, @reply)
		1308	if $reply;
		1309
1185	} else {	1310	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1312	}
1188		1313
1189	cf::override;	1314	cf::override;
…		…
1216		1341
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1344
1220	$ext{source} =	1345	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1222	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1223	. $source	1348	. $source
1224	. "\n};\n1";	1349	. "\n};\n1";
1225		1350
1226	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1242	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1243	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1244		1369
1245	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1246	warn $msg;	1371	warn $msg;
1247	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1248	exit 1;
1249	}	1373	}
1250		1374
1251	warn $msg;	1375	warn $msg;
1252	}	1376	}
1253		1377
…		…
1267		1391
1268	=back	1392	=back
1269		1393
1270	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1271		1395
1272	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1273		1397
1274	=cut	1398	=cut
1275		1399
1276	package cf::player;	1400	package cf::player;
1277		1401
1278	use Coro::AIO;	1402	use Coro::AIO;
1279		1403
1280	=head3 cf::player	1404	=head3 cf::player
1281		1405
1282	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1283		1421
1284	=item cf::player::find $login	1422	=item cf::player::find $login
1285		1423
1286	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1287		1425
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1465
1328	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1331	}	1475	}
1332	}	1476	}
1333	}	1477	}
1334		1478
…		…
1343	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1344		1488
1345	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
1347		1491
		1492	cf::get_slot 0.01;
		1493
1348	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1349	Coro::cede;	1495	cf::cede_to_tick;
1350	}	1496	}
1351		1497
1352	sub new($) {	1498	sub new($) {
1353	my ($login) = @_;	1499	my ($login) = @_;
1354		1500
…		…
1360	$cf::PLAYER{$login} = $self;	1506	$cf::PLAYER{$login} = $self;
1361		1507
1362	$self	1508	$self
1363	}	1509	}
1364		1510
		1511	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1512
		1513	=cut
		1514
		1515	sub send_msg {
		1516	my $ns = shift->ns
		1517	or return;
		1518	$ns->send_msg (@_);
		1519	}
		1520
1365	=item $pl->quit_character	1521	=item $pl->quit_character
1366		1522
1367	Nukes the player without looking back. If logged in, the connection will	1523	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1524	be destroyed. May block for a long time.
1369		1525
…		…
1373	my ($pl) = @_;	1529	my ($pl) = @_;
1374		1530
1375	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1376		1532
1377	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1378	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1379		1535
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1381	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1383	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1384		1542
1385	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1422	or return [];	1580	or return [];
1423		1581
1424	my @logins;	1582	my @logins;
1425		1583
1426	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
		1585	my $path = path $login;
		1586
		1587	# a .pst is a dead give-away for a valid player
		1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1593	}
1430		1594
1431	utf8::decode $login;	1595	utf8::decode $login;
1432	push @logins, $login;	1596	push @logins, $login;
1433	}	1597	}
1434		1598
…		…
1461	}	1625	}
1462		1626
1463	\@paths	1627	\@paths
1464	}	1628	}
1465		1629
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1631
1468	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1469		1633
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1634	=item $player->ext_reply ($msgid, @msg)
1517		1635
1518	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1519		1637
1520	=cut	1638	=cut
1521		1639
1522	sub ext_reply($$%) {	1640	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1641	my ($self, $id, @msg) = @_;
1524		1642
1525	$msg{msgid} = $id;	1643	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1644	}
1528		1645
1529	=item $player->ext_event ($type, %msg)	1646	=item $player->ext_msg ($type, @msg)
1530		1647
1531	Sends an ext event to the client.	1648	Sends an ext event to the client.
1532		1649
1533	=cut	1650	=cut
1534		1651
1535	sub ext_event($$%) {	1652	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1653	my ($self, $type, @msg) = @_;
1537		1654
1538	$self->ns->ext_event ($type, %msg);	1655	$self->ns->ext_msg ($type, @msg);
1539	}	1656	}
1540		1657
1541	=head3 cf::region	1658	=head3 cf::region
1542		1659
1543	=over 4	1660	=over 4
…		…
1587	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1589		1706
1590	sub generate_random_map {	1707	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1592	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1713	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1838
1719	# the temporary/swap location	1839	# the temporary/swap location
1720	sub save_path {	1840	sub save_path {
1721	my ($self) = @_;	1841	my ($self) = @_;
1722		1842
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1725	}	1845	}
1726		1846
1727	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1728	sub uniq_path {	1848	sub uniq_path {
1729	my ($self) = @_;	1849	my ($self) = @_;
1730		1850
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1733	}	1853	}
1734		1854
1735	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1736	# all maps in C++...	1856	# all maps in C++...
…		…
1759		1879
1760	sub load_header_from($) {	1880	sub load_header_from($) {
1761	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1762		1882
1763	utf8::encode $path;	1883	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1769		1892
1770	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1771		1894
1772	1	1895	1
1773	}	1896	}
…		…
1827	sub find {	1950	sub find {
1828	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1829		1952
1830	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1831		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1833		1957
1834	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1835	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1836	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1837	or return;	1963	or return;
1838		1964
1839	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1840		1966
…		…
1842	or return;	1968	or return;
1843		1969
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1847	$map->reset;	1975	$map->reset;
1848	undef $guard;
1849	return find $path;	1976	return find $path;
1850	}	1977	}
1851		1978
1852	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1853	}	1980	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1863		1990
1864	my $path = $self->{path};	1991	my $path = $self->{path};
1865		1992
1866	{	1993	{
1867	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1868		1995
		1996	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		1998
1871	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1872		2000
1873	$self->alloc;	2001	$self->alloc;
1874		2002
1875	$self->pre_load;	2003	$self->pre_load;
1876	Coro::cede;	2004	cf::cede_to_tick;
1877		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1879	or return;	2009	or return;
1880		2010
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1882	if delete $self->{load_original};	2012	if delete $self->{load_original};
1883		2013
1884	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2015	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2018	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1889	}	2022	}
1890	}	2023	}
1891		2024
1892	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1893	# now do the right thing for maps	2028	# now do the right thing for maps
1894	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2031	unless $self->difficulty;
1897	Coro::cede;	2032	cf::cede_to_tick;
1898		2033
1899	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2035	$self->decay_objects;
1901	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1902	$self->update_buttons;	2037	$self->update_buttons;
1903	Coro::cede;	2038	cf::cede_to_tick;
1904	$self->set_darkness_map;	2039	$self->set_darkness_map;
1905	Coro::cede;	2040	cf::cede_to_tick;
1906	$self->activate;	2041	$self->activate;
1907	}	2042	}
1908		2043
		2044	$self->{last_save} = $cf::RUNTIME;
		2045	$self->last_access ($cf::RUNTIME);
		2046
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2048	}
1911		2049
1912	$self->post_load;	2050	$self->post_load;
1913	}	2051	}
1914		2052
…		…
1923		2061
1924	$self	2062	$self
1925	}	2063	}
1926		2064
1927	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2066	sub load_neighbours {
1929	my ($map) = @_;	2067	my ($map) = @_;
1930		2068
1931	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1932		2070
1933	for (0 .. 3) {	2071	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1935	or next;	2073	or next;
1936	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1937	or next;	2075	or next;
1938	$neigh->load;	2076	$neigh->load;
1939		2077
		2078	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2081	}
1943		2082
1944	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1946	or next;	2086	or next;
1947	$neigh->load;	2087	$neigh->load;
1948	}	2088	}
1949	}	2089	}
1950		2090
…		…
1955	}	2095	}
1956		2096
1957	sub do_load_sync {	2097	sub do_load_sync {
1958	my ($map) = @_;	2098	my ($map) = @_;
1959		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1960	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1961	}	2104	}
1962		2105
1963	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1965		2108
1966	sub find_async {	2109	sub find_async {
1967	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1968		2111
1969	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1970		2113
1971	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2116	}
1974		2117
1975	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
1976	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1977	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2125	if (my $map = find $k) {
1980	$map->load;	2126	$map->load if $v;
1981	}	2127	}
1982		2128
1983	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
1984	}	2130	}
1985	}	2131	}
1986	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
1987	};	2133	};
1988	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2137	}
1992		2138
1993	sub save {	2139	sub save {
1994	my ($self) = @_;	2140	my ($self) = @_;
1995		2141
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2143
1998	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1999		2145
2000	return unless $self->dirty;	2146	return unless $self->dirty;
2001		2147
…		…
2007	return if $self->{deny_save};	2153	return if $self->{deny_save};
2008		2154
2009	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2010		2156
2011	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2013	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2014		2163
2015	if ($uniq) {	2164	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2167	} else {
…		…
2024	my ($self) = @_;	2173	my ($self) = @_;
2025		2174
2026	# save first because save cedes	2175	# save first because save cedes
2027	$self->save;	2176	$self->save;
2028		2177
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2179
2031	return if $self->players;	2180	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2182	return if $self->{deny_save};
2034		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2188	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2189	}
2038		2190
2039	sub reset_at {	2191	sub reset_at {
2040	my ($self) = @_;	2192	my ($self) = @_;
2041		2193
…		…
2073	if $uniq;	2225	if $uniq;
2074	}	2226	}
2075		2227
2076	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2077		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2232	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2233
2082	$self->unlink_save;	2234	$self->unlink_save;
2083	$self->destroy;	2235	$self->destroy;
2084	}	2236	}
2085		2237
2086	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2087		2239
2088	sub nuke {	2240	sub nuke {
2089	my ($self) = @_;	2241	my ($self) = @_;
2090		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2091	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2092		2247
2093	$self->unlink_save;	2248	$self->unlink_save;
2094		2249
2095	bless $self, "cf::map";	2250	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2255
2101	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2102		2258
2103	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2104	}	2260	}
2105		2261
2106	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2148		2304
2149	sub unique_maps() {	2305	sub unique_maps() {
2150	[	2306	[
2151	map {	2307	map {
2152	utf8::decode $_;	2308	utf8::decode $_;
2153	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2154	? normalise $_	2312	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2314	]
2158	}	2315	}
2159		2316
2160	package cf;
2161
2162	=back	2317	=back
2163		2318
2164	=head3 cf::object	2319	=head3 cf::object
2165		2320
2166	=cut	2321	=cut
…		…
2169		2324
2170	=over 4	2325	=over 4
2171		2326
2172	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2173		2328
2174	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2175		2331
2176	=cut	2332	=cut
2177		2333
2178	sub inv_recursive_;	2334	sub inv_recursive_;
2179	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2182		2338
2183	sub inv_recursive {	2339	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2185	}	2341	}
2186		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2187	package cf;	2371	package cf;
2188		2372
2189	=back	2373	=back
2190		2374
2191	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2200		2384
2201	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2202		2400
2203	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2402	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2213		2411
2214	} else {	2412	} else {
2215	my $pl = $self->contr;	2413	my $pl = $self->contr;
2216		2414
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2415	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2418
2226	} else {	2419	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2422	}
2230	}	2423	}
		2424	}
		2425
		2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2427
		2428	=cut
		2429
		2430	sub cf::object::send_msg {
		2431	my $pl = shift->contr
		2432	or return;
		2433	$pl->send_msg (@_);
2231	}	2434	}
2232		2435
2233	=item $player_object->may ("access")	2436	=item $player_object->may ("access")
2234		2437
2235	Returns wether the given player is authorized to access resource "access"	2438	Returns wether the given player is authorized to access resource "access"
…		…
2248		2451
2249	=item $player_object->enter_link	2452	=item $player_object->enter_link
2250		2453
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2455
2253	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2255		2460
2256	Will never block.	2461	Will never block.
2257		2462
2258	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2259		2464
…		…
2314	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2317		2522
2318	$map->load;	2523	$map->load;
2319	$map->load_diag;	2524	$map->load_neighbours;
2320		2525
2321	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2528	$self->activate_recursive;
2323		2529
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2326	}	2532	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2540	be called at the end of this process.
2335		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2336	=cut	2545	=cut
2337		2546
2338	our $GOTOGEN;	2547	our $GOTOGEN;
2339		2548
2340	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2554
2346	$self->enter_link;	2555	$self->enter_link;
2347		2556
2348	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2349	my $map = eval {	2579	my $map = eval {
2350	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2351		2581
2352	if ($map) {	2582	if ($map) {
2353	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2355	} else {	2585	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2587	}
2358		2588
2359	$map	2589	$map
2360	};	2590	};
2361		2591
…		…
2397	}	2627	}
2398		2628
2399	sub prepare_random_map {	2629	sub prepare_random_map {
2400	my ($exit) = @_;	2630	my ($exit) = @_;
2401		2631
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2634	# that depends on the exit object
2407		2635
2408	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2638	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2415	}	2645	}
2416		2646
2417	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2418		2648
2419	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2422		2652
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2655	undef $fh;
2426	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2427		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2430	}	2664	}
2431	}	2665	}
2432		2666
2433	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2435		2669
2436	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2437		2671
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2672	$self->enter_link;
2450		2673
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2674	(async {
2456	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2457	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2458	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2459		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2460	1;	2698	1
2461	}) {	2699	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2704
2467	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2497		2735
2498	=cut	2736	=cut
2499		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/uptime" => {
		2777	id => "infobox",
		2778	title => "Uptime",
		2779	reply => undef,
		2780	tooltip => "How long the server has been running since last restart",
		2781	},
		2782	"c/mapinfo" => {
		2783	id => "infobox",
		2784	title => "Map Info",
		2785	reply => undef,
		2786	tooltip => "Information related to the maps",
		2787	},
		2788	"c/party" => {
		2789	id => "party",
		2790	title => "Party",
		2791	reply => "gsay ",
		2792	tooltip => "Messages and chat related to your party",
		2793	},
		2794	);
		2795
2500	sub cf::client::send_msg {	2796	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2797	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2798
2503	$msg = $self->pl->expand_cfpod ($msg);	2799	$msg = $self->pl->expand_cfpod ($msg)
		2800	unless $color & cf::NDI_VERBATIM;
2504		2801
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2802	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2803
		2804	# check predefined channels, for the benefit of C
		2805	if ($CHANNEL{$channel}) {
		2806	$channel = $CHANNEL{$channel};
		2807
		2808	$self->ext_msg (channel_info => $channel)
		2809	if $self->can_msg;
		2810
		2811	$channel = $channel->{id};
		2812
2507	if (ref $channel) {	2813	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2814	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2815	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2816	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2817	$self->ext_msg (channel_info => $channel)
		2818	if $self->can_msg;
2512	}	2819	}
2513		2820
2514	$channel = $channel->{id};	2821	$channel = $channel->{id};
2515	}	2822	}
2516		2823
2517	return unless @extra || length $msg;	2824	return unless @extra || length $msg;
2518		2825
2519	if ($self->can_msg) {	2826	if ($self->can_msg) {
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2827	# default colour, mask it out
		2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2829	if $color & cf::NDI_DEF;
		2830
		2831	my $pkt = "msg "
		2832	. $self->{json_coder}->encode (
		2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2834	);
		2835
		2836	# try lzf for large packets
		2837	$pkt = "lzf " . Compress::LZF::compress $pkt
		2838	if 1024 <= length $pkt and $self->{can_lzf};
		2839
		2840	# split very large packets
		2841	if (8192 < length $pkt and $self->{can_lzf}) {
		2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2843	$pkt = "frag";
		2844	}
		2845
		2846	$self->send_packet ($pkt);
2521	} else {	2847	} else {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531
2532	if ($color >= 0) {	2848	if ($color >= 0) {
		2849	# replace some tags by gcfclient-compatible ones
		2850	for ($msg) {
		2851	1 while
		2852	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2853	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2854	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2855	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2856	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2857	}
		2858
		2859	$color &= cf::NDI_COLOR_MASK;
		2860
		2861	utf8::encode $msg;
		2862
2533	if (0 && $msg =~ /\[/) {	2863	if (0 && $msg =~ /\[/) {
		2864	# COMMAND/INFO
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2865	$self->send_packet ("drawextinfo $color 10 8 $msg")
2535	} else {	2866	} else {
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2867	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")	2868	$self->send_packet ("drawinfo $color $msg")
2538	}	2869	}
2539	}	2870	}
2540	}	2871	}
2541	}	2872	}
2542		2873
2543	=item $client->ext_event ($type, %msg)	2874	=item $client->ext_msg ($type, @msg)
2544		2875
2545	Sends an ext event to the client.	2876	Sends an ext event to the client.
2546		2877
2547	=cut	2878	=cut
2548		2879
2549	sub cf::client::ext_event($$%) {	2880	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2881	my ($self, $type, @msg) = @_;
2551		2882
2552	return unless $self->extcmd;	2883	if ($self->extcmd == 2) {
2553		2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2885	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2886	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2888	}
		2889	}
		2890
		2891	=item $client->ext_reply ($msgid, @msg)
		2892
		2893	Sends an ext reply to the client.
		2894
		2895	=cut
		2896
		2897	sub cf::client::ext_reply($$@) {
		2898	my ($self, $id, @msg) = @_;
		2899
		2900	if ($self->extcmd == 2) {
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2902	} elsif ($self->extcmd == 1) {
		2903	#TODO: version 1, remove
		2904	unshift @msg, msgtype => "reply", msgid => $id;
		2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2906	}
2556	}	2907	}
2557		2908
2558	=item $success = $client->query ($flags, "text", \&cb)	2909	=item $success = $client->query ($flags, "text", \&cb)
2559		2910
2560	Queues a query to the client, calling the given callback with	2911	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	2966	my ($ns, $buf) = @_;
2616		2967
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2968	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		2969
2619	if (ref $msg) {	2970	if (ref $msg) {
		2971	my ($type, $reply, @payload) =
		2972	"ARRAY" eq ref $msg
		2973	? @$msg
		2974	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2975
		2976	my @reply;
		2977
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2978	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	2979	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	2980	}
		2981
		2982	$ns->ext_reply ($reply, @reply)
		2983	if $reply;
		2984
2626	} else {	2985	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	2987	}
2629		2988
2630	cf::override;	2989	cf::override;
…		…
2677	our $safe = new Safe "safe";	3036	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3037	our $safe_hole = new Safe::Hole;
2679		3038
2680	$SIG{FPE} = 'IGNORE';	3039	$SIG{FPE} = 'IGNORE';
2681		3040
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3041	$safe->permit_only (Opcode::opset qw(
		3042	:base_core :base_mem :base_orig :base_math
		3043	grepstart grepwhile mapstart mapwhile
		3044	sort time
		3045	));
2683		3046
2684	# here we export the classes and methods available to script code	3047	# here we export the classes and methods available to script code
2685		3048
2686	=pod	3049	=pod
2687		3050
2688	The following functions and methods are available within a safe environment:	3051	The following functions and methods are available within a safe environment:
2689		3052
2690	cf::object	3053	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3054	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3055	insert remove name archname title slaying race decrease split
2693		3056
2694	cf::object::player	3057	cf::object::player
2695	player	3058	player
2696		3059
2697	cf::player	3060	cf::player
…		…
2702		3065
2703	=cut	3066	=cut
2704		3067
2705	for (	3068	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3070	insert remove inv nrof name archname title slaying race
		3071	decrease split destroy change_exp)],
2708	["cf::object::player" => qw(player)],	3072	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3073	["cf::player" => qw(peaceful)],
2710	["cf::map" => qw(trigger)],	3074	["cf::map" => qw(trigger)],
2711	) {	3075	) {
2712	no strict 'refs';	3076	no strict 'refs';
…		…
2788	# the server's init and main functions	3152	# the server's init and main functions
2789		3153
2790	sub load_facedata($) {	3154	sub load_facedata($) {
2791	my ($path) = @_;	3155	my ($path) = @_;
2792		3156
		3157	# HACK to clear player env face cache, we need some signal framework
		3158	# for this (global event?)
		3159	%ext::player_env::MUSIC_FACE_CACHE = ();
		3160
		3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3162
2793	warn "loading facedata from $path\n";	3163	warn "loading facedata from $path\n";
2794		3164
2795	my $facedata;	3165	my $facedata;
2796	0 < aio_load $path, $facedata	3166	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3167	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3169	$facedata = Coro::Storable::thaw $facedata;
2800		3170
2801	$facedata->{version} == 2	3171	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3172	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3173
		3174	# patch in the exptable
		3175	$facedata->{resource}{"res/exp_table"} = {
		3176	type => FT_RSRC,
		3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3178	};
		3179	cf::cede_to_tick;
		3180
2804	{	3181	{
2805	my $faces = $facedata->{faceinfo};	3182	my $faces = $facedata->{faceinfo};
2806		3183
2807	while (my ($face, $info) = each %$faces) {	3184	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3186
2809	cf::face::set_visibility $idx, $info->{visibility};	3187	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3188	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3191
2814	cf::cede_to_tick;	3192	cf::cede_to_tick;
2815	}	3193	}
2816		3194
2817	while (my ($face, $info) = each %$faces) {	3195	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3196	next unless $info->{smooth};
		3197
2819	my $idx = cf::face::find $face	3198	my $idx = cf::face::find $face
2820	or next;	3199	or next;
		3200
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3201	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3202	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3204	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3205	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3222
2843	{	3223	{
2844	# TODO: for gcfclient pleasure, we should give resources	3224	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3225	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3226	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3227
2849	while (my ($name, $info) = each %$res) {	3228	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3229	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3231	my $data;
2857		3232
2858	if ($name =~ /\.jpg$/) {	3233	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3234	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3235
		3236	my $meta = $enc->encode ({
		3237	name => $name,
		3238	%{ $info->{meta} || {} },
		3239	});
		3240
		3241	$data = pack "(w/a*)*", $meta, $info->{data};
		3242	} else {
		3243	$data = $info->{data};
		3244	}
		3245
		3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3247	cf::face::set_type $idx, $info->{type};
2861	} else {	3248	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3249	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3250	}
2868		3251
2869	cf::cede_to_tick;	3252	cf::cede_to_tick;
2870	}	3253	}
2871	}	3254	}
2872		3255
		3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3257
2873	1	3258	1
2874	}	3259	}
2875		3260
		3261	cf::global->attach (on_resource_update => sub {
		3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3264
		3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3266	my $sound = $soundconf->{compat}[$_]
		3267	or next;
		3268
		3269	my $face = cf::face::find "sound/$sound->[1]";
		3270	cf::sound::set $sound->[0] => $face;
		3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3272	}
		3273
		3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3275	my $face = cf::face::find "sound/$v";
		3276	cf::sound::set $k => $face;
		3277	}
		3278	}
		3279	});
		3280
		3281	register_exticmd fx_want => sub {
		3282	my ($ns, $want) = @_;
		3283
		3284	while (my ($k, $v) = each %$want) {
		3285	$ns->fx_want ($k, $v);
		3286	}
		3287	};
		3288
		3289	sub load_resource_file($) {
		3290	my $guard = lock_acquire "load_resource_file";
		3291
		3292	my $status = load_resource_file_ $_[0];
		3293	get_slot 0.1, 100;
		3294	cf::arch::commit_load;
		3295
		3296	$status
		3297	}
		3298
2876	sub reload_regions {	3299	sub reload_regions {
		3300	# HACK to clear player env face cache, we need some signal framework
		3301	# for this (global event?)
		3302	%ext::player_env::MUSIC_FACE_CACHE = ();
		3303
2877	load_resource_file "$MAPDIR/regions"	3304	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3305	or die "unable to load regions file\n";
2879		3306
2880	for (cf::region::list) {	3307	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3308	$_->{match} = qr/$_->{match}/
…		…
2889	}	3316	}
2890		3317
2891	sub reload_archetypes {	3318	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3319	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3320	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3321	}
2900		3322
2901	sub reload_treasures {	3323	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3324	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3325	or die "unable to load treasurelists\n";
2904	}	3326	}
2905		3327
2906	sub reload_resources {	3328	sub reload_resources {
2907	warn "reloading resource files...\n";	3329	warn "reloading resource files...\n";
2908		3330
		3331	reload_facedata;
		3332	reload_archetypes;
2909	reload_regions;	3333	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3334	reload_treasures;
2914		3335
2915	warn "finished reloading resource files\n";	3336	warn "finished reloading resource files\n";
2916	}	3337	}
2917		3338
2918	sub init {	3339	sub init {
		3340	my $guard = freeze_mainloop;
		3341
		3342	evthread_start IO::AIO::poll_fileno;
		3343
2919	reload_resources;	3344	reload_resources;
2920	}	3345	}
2921		3346
2922	sub cfg_load {	3347	sub reload_config {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3349	or return;
2925		3350
2926	local $/;	3351	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
2928		3353
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3355
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2938	};	3363	};
2939	warn $@ if $@;	3364	warn $@ if $@;
2940	}	3365	}
2941	}	3366	}
2942		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
2943	sub main {	3387	sub main {
		3388	atomic;
		3389
2944	# we must not ever block the main coroutine	3390	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3391	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3393	(async {
2948	Event::one_event;	3394	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3395	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3396	})->prio (Coro::PRIO_MAX);
2950	};	3397	};
2951		3398
2952	cfg_load;	3399	{
		3400	my $guard = freeze_mainloop;
		3401	reload_config;
2953	db_init;	3402	db_init;
2954	load_extensions;	3403	load_extensions;
2955		3404
2956	$TICK_WATCHER->start;	3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3406	}
		3407
		3408	utime time, time, $RUNTIMEFILE;
		3409
		3410	# no (long-running) fork's whatsoever before this point(!)
		3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3412
2957	Event::loop;	3413	EV::loop;
2958	}	3414	}
2959		3415
2960	#############################################################################	3416	#############################################################################
2961	# initialisation and cleanup	3417	# initialisation and cleanup
2962		3418
2963	# install some emergency cleanup handlers	3419	# install some emergency cleanup handlers
2964	BEGIN {	3420	BEGIN {
		3421	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3422	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3424	cf::cleanup "SIG$signal";
2973	},
2974	);	3425	};
2975	}	3426	}
2976	}	3427	}
2977		3428
2978	sub write_runtime {	3429	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";
2980
2981	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
2983		3432
2984	IO::AIO::aio_utime $runtime, undef, undef;	3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3434
2986	my $guard = cf::lock_acquire "write_runtime";	3435	my $guard = cf::lock_acquire "write_runtime";
2987		3436
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2989	or return;	3438	or return;
2990		3439
2991	my $value = $cf::RUNTIME + 90 + 10;	3440	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3441	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3442	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3452	aio_utime $fh, undef, undef;
3004		3453
3005	close $fh	3454	close $fh
3006	or return;	3455	or return;
3007		3456
3008	aio_rename "$runtime~", $runtime	3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3458	and return;
3010		3459
3011	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
3012		3461
3013	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
3014	}	3506	}
3015		3507
3016	sub emergency_save() {	3508	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
3018		3510
…		…
3024	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
3026	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3522	$pl->save;
3030	}	3523	}
3031	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
3032		3525
3033	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
3039	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
3040		3533
3041	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
3044	};	3541	};
3045		3542
3046	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
3047	}	3544	}
3048		3545
3049	sub post_cleanup {	3546	sub post_cleanup {
3050	my ($make_core) = @_;	3547	my ($make_core) = @_;
3051		3548
3052	warn Carp::longmess "post_cleanup backtrace"	3549	warn Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3550	if $make_core;
		3551
		3552	my $fh = pidfile;
		3553	unlink $PIDFILE if <$fh> == $$;
3054	}	3554	}
		3555
		3556	# a safer delete_package, copied from Symbol
		3557	sub clear_package($) {
		3558	my $pkg = shift;
		3559
		3560	# expand to full symbol table name if needed
		3561	unless ($pkg =~ /^main::.*::$/) {
		3562	$pkg = "main$pkg" if $pkg =~ /^::/;
		3563	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3564	$pkg .= '::' unless $pkg =~ /::$/;
		3565	}
		3566
		3567	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3568	my $stem_symtab = *{$stem}{HASH};
		3569
		3570	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3571	or return;
		3572
		3573	# clear all symbols
		3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3575	for my $name (keys %$leaf_symtab) {
		3576	_gv_clear *{"$pkg$name"};
		3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3578	}
		3579	warn "cleared package #$pkg\n";#d#
		3580	}
		3581
		3582	our $RELOAD; # how many times to reload
3055		3583
3056	sub do_reload_perl() {	3584	sub do_reload_perl() {
3057	# can/must only be called in main	3585	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3586	if ($Coro::current != $Coro::main) {
3059	warn "can only reload from main coroutine";	3587	warn "can only reload from main coroutine";
3060	return;	3588	return;
3061	}	3589	}
3062		3590
		3591	return if $RELOAD++;
		3592
		3593	while ($RELOAD) {
3063	warn "reloading...";	3594	warn "reloading...";
3064		3595
3065	warn "entering sync_job";	3596	warn "entering sync_job";
3066		3597
3067	cf::sync_job {	3598	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3599	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3600	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3601	cf::write_runtime_sync; # external watchdog should not bark
3071		3602
3072	warn "syncing database to disk";	3603	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3605
3075	# if anything goes wrong in here, we should simply crash as we already saved	3606	# if anything goes wrong in here, we should simply crash as we already saved
3076		3607
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";	3608	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3609	while (IO::AIO::nreqs || BDB::nreqs) {
3088	warn "iterate...";	3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();
3096
3097	warn "removing commands";
3098	%COMMAND = ();
3099
3100	warn "removing ext/exti commands";
3101	%EXTCMD = ();
3102	%EXTICMD = ();
3103
3104	warn "unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";
3107
3108	if (my $cb = $pkg->can ("unload")) {
3109	eval {
3110	$cb->($pkg);
3111	1
3112	} or warn "$pkg unloaded, but with errors: $@";
3113	}	3611	}
3114		3612
3115	warn "... nuking $pkg";	3613	warn "cancelling all extension coros";
3116	Symbol::delete_package $pkg;	3614	$_->cancel for values %EXT_CORO;
3117	}	3615	%EXT_CORO = ();
3118		3616
3119	warn "unloading all perl modules loaded from $LIBDIR";	3617	warn "removing commands";
3120	while (my ($k, $v) = each %INC) {	3618	%COMMAND = ();
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		3619
		3620	warn "removing ext/exti commands";
		3621	%EXTCMD = ();
		3622	%EXTICMD = ();
		3623
		3624	warn "unloading/nuking all extensions";
		3625	for my $pkg (@EXTS) {
3123	warn "... unloading $k";	3626	warn "... unloading $pkg";
3124	delete $INC{$k};
3125		3627
3126	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;
3128
3129	if (my $cb = $k->can ("unload_module")) {	3628	if (my $cb = $pkg->can ("unload")) {
		3629	eval {
3130	$cb->();	3630	$cb->($pkg);
		3631	1
		3632	} or warn "$pkg unloaded, but with errors: $@";
		3633	}
		3634
		3635	warn "... clearing $pkg";
		3636	clear_package $pkg;
3131	}	3637	}
3132		3638
3133	Symbol::delete_package $k;	3639	warn "unloading all perl modules loaded from $LIBDIR";
		3640	while (my ($k, $v) = each %INC) {
		3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3642
		3643	warn "... unloading $k";
		3644	delete $INC{$k};
		3645
		3646	$k =~ s/\.pm$//;
		3647	$k =~ s/\//::/g;
		3648
		3649	if (my $cb = $k->can ("unload_module")) {
		3650	$cb->();
		3651	}
		3652
		3653	clear_package $k;
3134	}	3654	}
3135		3655
3136	warn "getting rid of safe::, as good as possible";	3656	warn "getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	3657	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		3659
3140	warn "unloading cf.pm \"a bit\"";	3660	warn "unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	3661	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	3662	delete $INC{"cf/pod.pm"};
3143		3663
3144	# don't, removes xs symbols, too,	3664	# don't, removes xs symbols, too,
3145	# and global variables created in xs	3665	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	3666	#clear_package __PACKAGE__;
3147		3667
3148	warn "unload completed, starting to reload now";	3668	warn "unload completed, starting to reload now";
3149		3669
3150	warn "reloading cf.pm";	3670	warn "reloading cf.pm";
3151	require cf;	3671	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3153		3673
3154	warn "loading config and database again";	3674	warn "loading config and database again";
3155	cf::cfg_load;	3675	cf::reload_config;
3156		3676
3157	warn "loading extensions";	3677	warn "loading extensions";
3158	cf::load_extensions;	3678	cf::load_extensions;
3159		3679
3160	warn "reattaching attachments to objects/players";	3680	warn "reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	3681	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	3682	warn "reattaching attachments to maps";
3163	reattach $_ for values %MAP;	3683	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	3684	warn "reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	3685	reattach $_ for values %PLAYER;
3166		3686
3167	warn "leaving sync_job";	3687	warn "leaving sync_job";
3168		3688
3169	1	3689	1
3170	} or do {	3690	} or do {
3171	warn $@;	3691	warn $@;
3172	warn "error while reloading, exiting.";	3692	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3693	};
3175		3694
3176	warn "reloaded";	3695	warn "reloaded";
		3696	--$RELOAD;
		3697	}
3177	};	3698	};
3178		3699
3179	our $RELOAD_WATCHER; # used only during reload	3700	our $RELOAD_WATCHER; # used only during reload
3180		3701
3181	sub reload_perl() {	3702	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3703	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3704	# coro crashes during coro_state_free->destroy here.
3184		3705
3185	$RELOAD_WATCHER ||= Event->timer (	3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3186	reentrant => 0,
3187	after => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => sub {
3190	do_reload_perl;	3707	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3708	undef $RELOAD_WATCHER;
3192	},
3193	);	3709	};
3194	}	3710	}
3195		3711
3196	register_command "reload" => sub {	3712	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3713	my ($who, $arg) = @_;
3198		3714
3199	if ($who->flag (FLAG_WIZ)) {	3715	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3716	$who->message ("reloading server.");
		3717	async {
		3718	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3719	reload_perl;
		3720	};
3202	}	3721	}
3203	};	3722	};
3204		3723
3205	unshift @INC, $LIBDIR;	3724	unshift @INC, $LIBDIR;
3206		3725
…		…
3208		3727
3209	our @WAIT_FOR_TICK;	3728	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3729	our @WAIT_FOR_TICK_BEGIN;
3211		3730
3212	sub wait_for_tick {	3731	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3732	return if tick_inhibit || $Coro::current == $Coro::main;
3215		3733
3216	my $signal = new Coro::Signal;	3734	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3735	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3736	$signal->wait;
3219	}	3737	}
3220		3738
3221	sub wait_for_tick_begin {	3739	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3224		3741
3225	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3743	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3744	$signal->wait;
3228	}	3745	}
3229		3746
3230	my $min = 1e6;#d#	3747	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3748	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3750	unless ++$bug_warning > 10;
3242	return;	3751	return;
3243	}	3752	}
3244		3753
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3754	cf::server_tick; # one server iteration
3248		3755
3249	0 && sync_job {#d#	3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3758	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3759	$Coro::current->{desc} = "runtime saver";
3253	or die;	3760	write_runtime_sync
3254		3761	or warn "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3762	};
		3763	}
3271		3764
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3766	$sig->send;
3288	}	3767	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3768	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3769	$sig->send;
3291	}	3770	}
3292		3771
3293	$NOW = Event::time;	3772	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3774
3304	_post_tick;	3775	if (0) {
3305		3776	if ($NEXT_TICK) {
3306		3777	my $jitter = $TICK_START - $NEXT_TICK;
		3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3779	warn "jitter $JITTER\n";#d#
		3780	}
3307	},	3781	}
3308	);	3782	}
3309		3783
3310	{	3784	{
3311	BDB::max_poll_time $TICK * 0.1;	3785	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3786
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	3787	BDB::min_parallel 8;
3321		3788	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3789	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		3790
3337	unless ($DB_ENV) {	3791	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3792	$DB_ENV = BDB::db_env_create;
		3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3795	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3798
3340	cf::sync_job {	3799	cf::sync_job {
3341	eval {	3800	eval {
3342	BDB::db_env_open	3801	BDB::db_env_open
3343	$DB_ENV,	3802	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3806	0666;
3348		3807
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	3809	};
3354		3810
3355	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3812	};
3357	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3358	}	3824	}
3359		3825
3360	{	3826	{
		3827	# configure IO::AIO
		3828
3361	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3831	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	3832	}
3374		3833
3375	my $_log_backtrace;	3834	my $_log_backtrace;
3376		3835
3377	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3380	$msg =~ s/\n//;	3839	$msg =~ s/\n//;
3381		3840
3382	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3843	++$_log_backtrace;
		3844	my $perl_bt = Carp::longmess $msg;
3385	async {	3845	async {
		3846	$Coro::current->{desc} = "abt $msg";
		3847
3386	my @bt = fork_call {	3848	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	3849	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3850	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3851	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	3852	or die "addr2line: $!";
…		…
3398	}	3860	}
3399		3861
3400	@funcs	3862	@funcs
3401	};	3863	};
3402		3864
3403	LOG llevInfo, "[ABT] $msg\n";	3865	LOG llevInfo, "[ABT] $perl_bt\n";
		3866	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	3867	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	3868	--$_log_backtrace;
3406	};	3869	};
3407	} else {	3870	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $msg\n";

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