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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.469 by root, Mon Mar 2 22:25:19 2009 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 qw(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
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
277	Lock names should begin with a unique identifier (for example, cf::map::find	348	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
279		350
280	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
281		352
282	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
283		354
284	=cut	355	=cut
285		356
286	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
287		358
288	sub lock_wait($) {	359	sub lock_wait($) {
289	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	361	}
297		362
298	sub lock_acquire($) {	363	sub lock_acquire($) {
299	my ($key) = @_;	364	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	365	}
311		366
312	sub lock_active($) {	367	sub lock_active($) {
313	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	369	}
317		370
318	sub freeze_mainloop {	371	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
320		373
321	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	375	}
323	};	376
324	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
325	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
326	}	390	}
327		391
328	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
329		393
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
343		407
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
346	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
347		413
348	while () {	414	while () {
349	next_job:	415	next_job:
350	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
358	}	424	}
359	}	425	}
360	}	426	}
361		427
362	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	431	$signal->wait;
366	} else {	432	} else {
367	Coro::schedule;	433	Coro::schedule;
368	}	434	}
369	}	435	}
370	};	436	};
371		437
372	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
373	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
374		442
375	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
377		445
…		…
391		459
392	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
393		461
394	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
395		463
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	467	acceptable.
400		468
401	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		475
408	sub sync_job(&) {	476	sub sync_job(&) {
409	my ($job) = @_;	477	my ($job) = @_;
410		478
411	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	480	my $time = EV::time;
413		481
414	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
416		484
417	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	486
419	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
420		488
421	my $busy = 1;	489	my $busy = 1;
422	my @res;	490	my @res;
423		491
424	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	494	@res = eval { $job->() };
426	warn $@ if $@;	495	warn $@ if $@;
427	undef $busy;	496	undef $busy;
428	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
429		498
430	while ($busy) {	499	while ($busy) {
431	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
432	}	504	}
		505	}
433		506
434	$time = Event::time - $time;	507	my $time = EV::time - $time;
435		508
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
440		510
441	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
442	} else {	512	} else {
443	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
444		514
…		…
469	=item fork_call { }, $args	539	=item fork_call { }, $args
470		540
471	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
475		545
476	=cut	546	=cut
477		547
478	sub fork_call(&@) {	548	sub fork_call(&@) {
479	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
480		550
481	# we seemingly have to make a local copy of the whole thing,	551	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	552	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	553	# TODO: investigate and fix (likely this will be rather laborious)
484		554
485	my @res = Coro::Util::fork_eval {	555	my @res = Coro::Util::fork_eval {
486	reset_signals;	556	reset_signals;
487	&$cb	557	&$cb
488	}, @args;	558	}, @args;
489		559
490	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
491	}	561	}
492		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
		588	}
		589
493	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
494		591
495	Returns a single value from the environment database.	592	Returns a single value from the environment database.
496		593
497	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
498		595
499	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
502	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
503		622
504	our $DB;	623	our $DB;
505		624
506	sub db_init {	625	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	626	cf::sync_job {
511	eval {	627	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	628	};
521	}	629	}
522		630
523	sub db_get($$) {	631	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
525		633
…		…
575	if (1) {	683	if (1) {
576	$md5 =	684	$md5 =
577	join "\x00",	685	join "\x00",
578	$processversion,	686	$processversion,
579	map {	687	map {
580	Coro::cede;	688	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	690	} 0.. $#$src;
583		691
584		692
585	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		731
624	#############################################################################	732	#############################################################################
625		733
626	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
627		735
628	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
631		739
632	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	742	Deliantra).
635		743
636	=over 4	744	=over 4
637		745
638	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
639		747
…		…
683	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
684		792
685	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
687		795
688	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
690		798
691	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
692		800
693	=over 4	801	=over 4
…		…
921	}	1029	}
922		1030
923	0	1031	0
924	}	1032	}
925		1033
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1035
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1037
930	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
931		1039
…		…
937		1045
938	=cut	1046	=cut
939		1047
940	#############################################################################	1048	#############################################################################
941	# object support	1049	# object support
942	#
943		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
944	sub _can_merge {	1084	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
946		1086
947	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1088
951	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
952	}	1091	}
953		1092
954	sub reattach {	1093	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1095	my ($obj) = @_;
957		1096
		1097	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1099
960	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
961		1101
962	@$registry = ();	1102	@$registry = ();
963		1103
…		…
978	cf::attachable->attach (	1118	cf::attachable->attach (
979	prio => -1000000,	1119	prio => -1000000,
980	on_instantiate => sub {	1120	on_instantiate => sub {
981	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
982		1122
983	$data = from_json $data;	1123	$data = decode_json $data;
984		1124
985	for (@$data) {	1125	for (@$data) {
986	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
987		1127
988	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1144	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1006		1146
1007	sync_job {	1147	sync_job {
1008	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1011		1152
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1157	aio_close $fh;
1017		1158
1018	if (@$objs) {	1159	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1165	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1167	}
1027	} else {	1168	} else {
1028	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1029	}	1170	}
1030		1171
1031	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1176	} else {
1033	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1034	}	1178	}
1035	} else {	1179	} else {
1036	aio_unlink $filename;	1180	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1038	}	1182	}
1039	}	1183	};
1040	}	1184	}
1041		1185
1042	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1044		1188
…		…
1056	or return;	1200	or return;
1057		1201
1058	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1204	or return;
		1205
1061	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1062	}	1208	}
1063		1209
		1210	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1066	return ($data, $av);	1214	($data, $av)
1067	}	1215	}
1068		1216
1069	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1070		1218
1071	=over 4	1219	=over 4
…		…
1125	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1126		1274
1127	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1128	}	1276	}
1129		1277
		1278	use File::Glob ();
		1279
1130	cf::player->attach (	1280	cf::player->attach (
1131	on_command => sub {	1281	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1133		1283
1134	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1166		1316
1167	cf::override;	1317	cf::override;
1168	},	1318	},
1169	);	1319	);
1170		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1171	sub load_extensions {	1334	sub load_extensions {
1172	cf::sync_job {	1335	cf::sync_job {
1173	my %todo;	1336	my %todo;
1174		1337
1175	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1357
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1360
1198	$ext{source} =	1361	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1201	. $source	1364	. $source
1202	. "\n};\n1";	1365	. "\n};\n1";
1203		1366
1204	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1222		1385
1223	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1387	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1389	}
1228		1390
1229	warn $msg;	1391	warn $msg;
1230	}	1392	}
1231		1393
…		…
1245		1407
1246	=back	1408	=back
1247		1409
1248	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1249		1411
1250	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1251		1413
1252	=cut	1414	=cut
1253		1415
1254	package cf::player;	1416	package cf::player;
1255		1417
1256	use Coro::AIO;	1418	use Coro::AIO;
1257		1419
1258	=head3 cf::player	1420	=head3 cf::player
1259		1421
1260	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1261		1437
1262	=item cf::player::find $login	1438	=item cf::player::find $login
1263		1439
1264	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1265		1441
…		…
1284		1460
1285	sub exists($) {	1461	sub exists($) {
1286	my ($login) = @_;	1462	my ($login) = @_;
1287		1463
1288	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1290	}	1466	}
1291		1467
1292	sub find($) {	1468	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1470	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1477	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1478	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1479	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1481
1306	my $pl = load_pl path $login	1482	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1483	or return;
		1484
		1485	my $pl = cf::player::load_pl $f
		1486	or return;
		1487
		1488	local $cf::PLAYER_LOADING{$login} = $pl;
		1489	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1309	}	1491	}
1310	}	1492	}
1311	}	1493	}
1312		1494
…		…
1321	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1322		1504
1323	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
1325		1507
		1508	cf::get_slot 0.01;
		1509
1326	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1327	Coro::cede;	1511	cf::cede_to_tick;
1328	}	1512	}
1329		1513
1330	sub new($) {	1514	sub new($) {
1331	my ($login) = @_;	1515	my ($login) = @_;
1332		1516
…		…
1361	my ($pl) = @_;	1545	my ($pl) = @_;
1362		1546
1363	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1364		1548
1365	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1551
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1372		1558
1373	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1596	or return [];
1411		1597
1412	my @logins;	1598	my @logins;
1413		1599
1414	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
		1601	my $path = path $login;
		1602
		1603	# a .pst is a dead give-away for a valid player
		1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1609	}
1418		1610
1419	utf8::decode $login;	1611	utf8::decode $login;
1420	push @logins, $login;	1612	push @logins, $login;
1421	}	1613	}
1422		1614
…		…
1449	}	1641	}
1450		1642
1451	\@paths	1643	\@paths
1452	}	1644	}
1453		1645
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1647
1456	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1649
1504	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1505		1651
1506	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1507		1653
…		…
1574	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1576		1722
1577	sub generate_random_map {	1723	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1579	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1729	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1854
1706	# the temporary/swap location	1855	# the temporary/swap location
1707	sub save_path {	1856	sub save_path {
1708	my ($self) = @_;	1857	my ($self) = @_;
1709		1858
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1712	}	1861	}
1713		1862
1714	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1715	sub uniq_path {	1864	sub uniq_path {
1716	my ($self) = @_;	1865	my ($self) = @_;
1717		1866
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1869	}
1730		1870
1731	sub decay_objects {	1871	sub decay_objects {
1732	my ($self) = @_;	1872	my ($self) = @_;
1733		1873
…		…
1746		1886
1747	sub load_header_from($) {	1887	sub load_header_from($) {
1748	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1749		1889
1750	utf8::encode $path;	1890	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1892	or return;
		1893
		1894	$self->_load_header ($f)
		1895	or return;
		1896
		1897	local $MAP_LOADING{$self->{path}} = $self;
		1898	$f->resolve_delayed_derefs;
1756		1899
1757	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1758		1901
1759	1	1902	1
1760	}	1903	}
…		…
1814	sub find {	1957	sub find {
1815	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1816		1959
1817	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1818		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1964
1821	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1824	or return;	1967	or return;
1825		1968
1826	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1827		1970
…		…
1829	or return;	1972	or return;
1830		1973
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1834	$map->reset;	1979	$map->reset;
1835	undef $guard;
1836	return find $path;	1980	return find $path;
1837	}	1981	}
1838		1982
1839	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1840	}	1984	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1850		1994
1851	my $path = $self->{path};	1995	my $path = $self->{path};
1852		1996
1853	{	1997	{
1854	my $guard = cf::lock_acquire "map_load:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1855		1999
		2000	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2002
1858	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1859		2004
1860	$self->alloc;	2005	$self->alloc;
1861		2006
1862	$self->pre_load;	2007	$self->pre_load;
1863	Coro::cede;	2008	cf::cede_to_tick;
1864		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1866	or return;	2013	or return;
1867		2014
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1869	if delete $self->{load_original};	2016	if delete $self->{load_original};
1870		2017
1871	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2019	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2022	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1876	}	2026	}
1877	}	2027	}
1878		2028
1879	Coro::cede;	2029	$f->resolve_delayed_derefs;
		2030
		2031	cf::cede_to_tick;
1880	# now do the right thing for maps	2032	# now do the right thing for maps
1881	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2035	unless $self->difficulty;
1884	Coro::cede;	2036	cf::cede_to_tick;
1885		2037
1886	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2039	$self->decay_objects;
1888	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1889	$self->update_buttons;	2041	$self->update_buttons;
1890	Coro::cede;	2042	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2043	$self->activate;
1894	}	2044	}
1895		2045
1896	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1898		2048
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2050	}
1901		2051
1902	$self->post_load;	2052	$self->post_load;
1903	}	2053	}
1904		2054
…		…
1962	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
1963		2113
1964	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1965		2115
1966	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2118	}
1969		2119
1970	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
1971		2121
1972	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1973	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2127	if (my $map = find $k) {
1976	$map->load if $v;	2128	$map->load if $v;
1977	}	2129	}
…		…
1987	}	2139	}
1988		2140
1989	sub save {	2141	sub save {
1990	my ($self) = @_;	2142	my ($self) = @_;
1991		2143
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2145
1994	$self->{last_save} = $cf::RUNTIME;	2146	$self->{last_save} = $cf::RUNTIME;
1995		2147
1996	return unless $self->dirty;	2148	return unless $self->dirty;
1997		2149
…		…
2003	return if $self->{deny_save};	2155	return if $self->{deny_save};
2004		2156
2005	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2006		2158
2007	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2009	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2010		2165
2011	if ($uniq) {	2166	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2169	} else {
…		…
2020	my ($self) = @_;	2175	my ($self) = @_;
2021		2176
2022	# save first because save cedes	2177	# save first because save cedes
2023	$self->save;	2178	$self->save;
2024		2179
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2181
2027	return if $self->players;	2182	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2184	return if $self->{deny_save};
2030		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2190	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2191	}
2034		2192
2035	sub reset_at {	2193	sub reset_at {
2036	my ($self) = @_;	2194	my ($self) = @_;
2037		2195
…		…
2069	if $uniq;	2227	if $uniq;
2070	}	2228	}
2071		2229
2072	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2073		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2234	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2235
2078	$self->unlink_save;	2236	$self->unlink_save;
2079	$self->destroy;	2237	$self->destroy;
2080	}	2238	}
2081		2239
2082	my $nuke_counter = "aaaa";	2240	my $nuke_counter = "aaaa";
2083		2241
2084	sub nuke {	2242	sub nuke {
2085	my ($self) = @_;	2243	my ($self) = @_;
2086		2244
		2245	{
		2246	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2247
2087	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2088		2249
2089	$self->unlink_save;	2250	$self->unlink_save;
2090		2251
2091	bless $self, "cf::map";	2252	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2253	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2254	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2255	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2257
2097	$cf::MAP{$self->path} = $self;	2258	$cf::MAP{$self->path} = $self;
		2259	}
2098		2260
2099	$self->reset; # polite request, might not happen	2261	$self->reset; # polite request, might not happen
2100	}	2262	}
2101		2263
2102	=item $maps = cf::map::tmp_maps	2264	=item $maps = cf::map::tmp_maps
…		…
2144		2306
2145	sub unique_maps() {	2307	sub unique_maps() {
2146	[	2308	[
2147	map {	2309	map {
2148	utf8::decode $_;	2310	utf8::decode $_;
2149	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2150	? normalise $_	2314	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2316	]
2154	}	2317	}
2155		2318
2156	package cf;
2157
2158	=back	2319	=back
2159		2320
2160	=head3 cf::object	2321	=head3 cf::object
2161		2322
2162	=cut	2323	=cut
…		…
2165		2326
2166	=over 4	2327	=over 4
2167		2328
2168	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2169		2330
2170	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2171		2333
2172	=cut	2334	=cut
2173		2335
2174	sub inv_recursive_;	2336	sub inv_recursive_;
2175	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2178		2340
2179	sub inv_recursive {	2341	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2181	}	2343	}
2182		2344
		2345	=item $ref = $ob->ref
		2346
		2347	Creates and returns a persistent reference to an object that can be stored as a string.
		2348
		2349	=item $ob = cf::object::deref ($refstring)
		2350
		2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2352	even if the object actually exists. May block.
		2353
		2354	=cut
		2355
		2356	sub deref {
		2357	my ($ref) = @_;
		2358
		2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2360	my ($uuid, $name) = ($1, $2);
		2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2362	or return;
		2363	$pl->ob->uuid eq $uuid
		2364	or return;
		2365
		2366	$pl->ob
		2367	} else {
		2368	warn "$ref: cannot resolve object reference\n";
		2369	undef
		2370	}
		2371	}
		2372
2183	package cf;	2373	package cf;
2184		2374
2185	=back	2375	=back
2186		2376
2187	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2383	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2196		2386
2197	=cut	2387	=cut
		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
2198		2402
2199	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2404	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2420
2217	} else {	2421	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2424	}
2221	}	2425	}
2222	}	2426	}
2223		2427
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2453
2250	=item $player_object->enter_link	2454	=item $player_object->enter_link
2251		2455
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2457
2254	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2256		2462
2257	Will never block.	2463	Will never block.
2258		2464
2259	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2260		2466
…		…
2318		2524
2319	$map->load;	2525	$map->load;
2320	$map->load_neighbours;	2526	$map->load_neighbours;
2321		2527
2322	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2530	$self->activate_recursive;
2324		2531
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2327	}	2534	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2541	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2542	be called at the end of this process.
2336		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2337	=cut	2547	=cut
2338		2548
2339	our $GOTOGEN;	2549	our $GOTOGEN;
2340		2550
2341	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2556
2347	$self->enter_link;	2557	$self->enter_link;
2348		2558
2349	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2350	my $map = eval {	2581	my $map = eval {
2351	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2352		2583
2353	if ($map) {	2584	if ($map) {
2354	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2356	} else {	2587	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2589	}
2359		2590
2360	$map	2591	$map
2361	};	2592	};
2362		2593
…		…
2398	}	2629	}
2399		2630
2400	sub prepare_random_map {	2631	sub prepare_random_map {
2401	my ($exit) = @_;	2632	my ($exit) = @_;
2402		2633
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2636	# that depends on the exit object
2408		2637
2409	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2640	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2416	}	2647	}
2417		2648
2418	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2419		2650
2420	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2423		2654
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2657	undef $fh;
2427	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2428		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2431	}	2666	}
2432	}	2667	}
2433		2668
2434	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2436		2671
2437	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2438		2673
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2674	$self->enter_link;
2451		2675
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2676	(async {
2457	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2458	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2459	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2460		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2461	1;	2700	1
2462	}) {	2701	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2706
2468	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2498		2737
2499	=cut	2738	=cut
2500		2739
		2740	# non-persistent channels (usually the info channel)
		2741	our %CHANNEL = (
		2742	"c/identify" => {
		2743	id => "infobox",
		2744	title => "Identify",
		2745	reply => undef,
		2746	tooltip => "Items recently identified",
		2747	},
		2748	"c/examine" => {
		2749	id => "infobox",
		2750	title => "Examine",
		2751	reply => undef,
		2752	tooltip => "Signs and other items you examined",
		2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/resistances" => {
		2791	id => "infobox",
		2792	title => "Resistances",
		2793	reply => undef,
		2794	tooltip => "Shows your resistances",
		2795	},
		2796	"c/pets" => {
		2797	id => "infobox",
		2798	title => "Pets",
		2799	reply => undef,
		2800	tooltip => "Shows information abotu your pets/a specific pet",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	"c/death" => {
		2821	id => "death",
		2822	title => "Death",
		2823	reply => undef,
		2824	tooltip => "Reason for and more info about your most recent death",
		2825	},
		2826	"c/say" => $SAY_CHANNEL,
		2827	"c/chat" => $CHAT_CHANNEL,
		2828	);
		2829
2501	sub cf::client::send_msg {	2830	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2831	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2832
2504	$msg = $self->pl->expand_cfpod ($msg);	2833	$msg = $self->pl->expand_cfpod ($msg)
		2834	unless $color & cf::NDI_VERBATIM;
2505		2835
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel);
		2843	$channel = $channel->{id};
		2844
2508	if (ref $channel) {	2845	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2846	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2847	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2848	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2849	$self->ext_msg (channel_info => $channel);
2513	}	2850	}
…		…
2515	$channel = $channel->{id};	2852	$channel = $channel->{id};
2516	}	2853	}
2517		2854
2518	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2519		2856
2520	if ($self->can_msg) {
2521	# default colour, mask it out	2857	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2858	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2859	if $color & cf::NDI_DEF;
2524		2860
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2861	my $pkt = "msg "
		2862	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	2864	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		2865
2539	$color &= cf::NDI_COLOR_MASK;	2866	# try lzf for large packets
		2867	$pkt = "lzf " . Compress::LZF::compress $pkt
		2868	if 1024 <= length $pkt and $self->{can_lzf};
2540		2869
2541	utf8::encode $msg;	2870	# split very large packets
2542		2871	if (8192 < length $pkt and $self->{can_lzf}) {
2543	if (0 && $msg =~ /\[/) {	2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2544	# COMMAND/INFO	2873	$pkt = "frag";
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}	2874	}
		2875
		2876	$self->send_packet ($pkt);
2552	}	2877	}
2553		2878
2554	=item $client->ext_msg ($type, @msg)	2879	=item $client->ext_msg ($type, @msg)
2555		2880
2556	Sends an ext event to the client.	2881	Sends an ext event to the client.
…		…
2558	=cut	2883	=cut
2559		2884
2560	sub cf::client::ext_msg($$@) {	2885	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2886	my ($self, $type, @msg) = @_;
2562		2887
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2888	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2890	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2891	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2893	}
2571	}	2894	}
2572		2895
…		…
2579	sub cf::client::ext_reply($$@) {	2902	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2903	my ($self, $id, @msg) = @_;
2581		2904
2582	if ($self->extcmd == 2) {	2905	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2907	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2908	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2909	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2911	}
2589	}	2912	}
…		…
2731	=pod	3054	=pod
2732		3055
2733	The following functions and methods are available within a safe environment:	3056	The following functions and methods are available within a safe environment:
2734		3057
2735	cf::object	3058	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3059	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3060	insert remove name archname title slaying race decrease split
		3061	value
2738		3062
2739	cf::object::player	3063	cf::object::player
2740	player	3064	player
2741		3065
2742	cf::player	3066	cf::player
…		…
2747		3071
2748	=cut	3072	=cut
2749		3073
2750	for (	3074	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3077	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2757	) {	3081	) {
2758	no strict 'refs';	3082	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3083	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2777	my ($code, %vars) = @_;	3101	my ($code, %vars) = @_;
2778		3102
2779	my $qcode = $code;	3103	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3105	$qcode =~ s/\n/\\n/g;
		3106
		3107	%vars = (_dummy => 0) unless %vars;
2782		3108
2783	local $_;	3109	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;	3110	local @safe::cf::_safe_eval_args = values %vars;
2785		3111
2786	my $eval =	3112	my $eval =
…		…
2834	# the server's init and main functions	3160	# the server's init and main functions
2835		3161
2836	sub load_facedata($) {	3162	sub load_facedata($) {
2837	my ($path) = @_;	3163	my ($path) = @_;
2838		3164
		3165	# HACK to clear player env face cache, we need some signal framework
		3166	# for this (global event?)
		3167	%ext::player_env::MUSIC_FACE_CACHE = ();
		3168
2839	my $enc = JSON::XS->new->utf8->canonical;	3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3170
2841	warn "loading facedata from $path\n";	3171	warn "loading facedata from $path\n";
2842		3172
2843	my $facedata;	3173	my $facedata;
2844	0 < aio_load $path, $facedata	3174	0 < aio_load $path, $facedata
…		…
2859	{	3189	{
2860	my $faces = $facedata->{faceinfo};	3190	my $faces = $facedata->{faceinfo};
2861		3191
2862	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3194
2864	cf::face::set_visibility $idx, $info->{visibility};	3195	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3196	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2868		3199
2869	cf::cede_to_tick;	3200	cf::cede_to_tick;
2870	}	3201	}
2871		3202
2872	while (my ($face, $info) = each %$faces) {	3203	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3204	next unless $info->{smooth};
		3205
2874	my $idx = cf::face::find $face	3206	my $idx = cf::face::find $face
2875	or next;	3207	or next;
		3208
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3209	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3210	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3212	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3213	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2898	{	3231	{
2899	# TODO: for gcfclient pleasure, we should give resources	3232	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.	3233	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3234	my $res = $facedata->{resource};
2902		3235
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3236	while (my ($name, $info) = each %$res) {
		3237	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;	3239	my $data;
2908		3240
2909	if ($info->{type} & 1) {	3241	if ($info->{type} & 1) {
2910	# prepend meta info	3242	# prepend meta info
2911		3243
2912	my $meta = $enc->encode ({	3244	my $meta = $enc->encode ({
2913	name => $name,	3245	name => $name,
2914	%{ $info->{meta} || {} },	3246	%{ $info->{meta} || {} },
2915	});	3247	});
2916		3248
2917	$data = pack "(w/a*)*", $meta, $info->{data};	3249	$data = pack "(w/a*)*", $meta, $info->{data};
		3250	} else {
		3251	$data = $info->{data};
		3252	}
		3253
		3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3255	cf::face::set_type $idx, $info->{type};
2918	} else {	3256	} else {
2919	$data = $info->{data};	3257	$RESOURCE{$name} = $info;
2920	}	3258	}
2921		3259
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3260	cf::cede_to_tick;
2926	}	3261	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3262	}
		3263
		3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3265
2947	1	3266	1
2948	}	3267	}
		3268
		3269	cf::global->attach (on_resource_update => sub {
		3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3272
		3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3274	my $sound = $soundconf->{compat}[$_]
		3275	or next;
		3276
		3277	my $face = cf::face::find "sound/$sound->[1]";
		3278	cf::sound::set $sound->[0] => $face;
		3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3280	}
		3281
		3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3283	my $face = cf::face::find "sound/$v";
		3284	cf::sound::set $k => $face;
		3285	}
		3286	}
		3287	});
2949		3288
2950	register_exticmd fx_want => sub {	3289	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3290	my ($ns, $want) = @_;
2952		3291
2953	while (my ($k, $v) = each %$want) {	3292	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3293	$ns->fx_want ($k, $v);
2955	}	3294	}
2956	};	3295	};
2957		3296
		3297	sub load_resource_file($) {
		3298	my $guard = lock_acquire "load_resource_file";
		3299
		3300	my $status = load_resource_file_ $_[0];
		3301	get_slot 0.1, 100;
		3302	cf::arch::commit_load;
		3303
		3304	$status
		3305	}
		3306
2958	sub reload_regions {	3307	sub reload_regions {
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
2959	load_resource_file "$MAPDIR/regions"	3312	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3313	or die "unable to load regions file\n";
2961		3314
2962	for (cf::region::list) {	3315	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3316	$_->{match} = qr/$_->{match}/
…		…
2971	}	3324	}
2972		3325
2973	sub reload_archetypes {	3326	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3327	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3328	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3329	}
2982		3330
2983	sub reload_treasures {	3331	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3332	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3333	or die "unable to load treasurelists\n";
2986	}	3334	}
2987		3335
2988	sub reload_resources {	3336	sub reload_resources {
2989	warn "reloading resource files...\n";	3337	warn "reloading resource files...\n";
2990		3338
		3339	reload_facedata;
		3340	reload_archetypes;
2991	reload_regions;	3341	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3342	reload_treasures;
2996		3343
2997	warn "finished reloading resource files\n";	3344	warn "finished reloading resource files\n";
2998	}	3345	}
2999		3346
3000	sub init {	3347	sub reload_config {
3001	reload_resources;
3002	}
3003
3004	sub cfg_load {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3349	or return;
3007		3350
3008	local $/;	3351	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
3010		3353
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3355
3013	$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};
3014	$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};
…		…
3020	};	3363	};
3021	warn $@ if $@;	3364	warn $@ if $@;
3022	}	3365	}
3023	}	3366	}
3024		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
3025	sub main {	3387	sub main {
		3388	cf::init_globals; # initialise logging
		3389
		3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3394
		3395	cf::init_experience;
		3396	cf::init_anim;
		3397	cf::init_attackmess;
		3398	cf::init_dynamic;
		3399
		3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3401
3026	# we must not ever block the main coroutine	3402	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3403	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3405	(async {
3030	Event::one_event;	3406	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3407	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3408	})->prio (Coro::PRIO_MAX);
3032	};	3409	};
3033		3410
3034	cfg_load;	3411	evthread_start IO::AIO::poll_fileno;
		3412
		3413	cf::sync_job {
		3414	reload_resources;
		3415	reload_config;
3035	db_init;	3416	db_init;
		3417
		3418	cf::load_settings;
		3419	cf::load_materials;
		3420	cf::init_uuid;
		3421	cf::init_signals;
		3422	cf::init_commands;
		3423	cf::init_skills;
		3424
		3425	cf::init_beforeplay;
		3426
		3427	atomic;
		3428
3036	load_extensions;	3429	load_extensions;
3037		3430
3038	$TICK_WATCHER->start;	3431	utime time, time, $RUNTIMEFILE;
		3432
		3433	# no (long-running) fork's whatsoever before this point(!)
		3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3435
		3436	(pop @POST_INIT)->(0) while @POST_INIT;
		3437	};
		3438
3039	Event::loop;	3439	EV::loop;
3040	}	3440	}
3041		3441
3042	#############################################################################	3442	#############################################################################
3043	# initialisation and cleanup	3443	# initialisation and cleanup
3044		3444
3045	# install some emergency cleanup handlers	3445	# install some emergency cleanup handlers
3046	BEGIN {	3446	BEGIN {
		3447	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3448	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3450	cf::cleanup "SIG$signal";
3055	},
3056	);	3451	};
3057	}	3452	}
3058	}	3453	}
3059		3454
3060	sub write_runtime {	3455	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";
3062
3063	# first touch the runtime file to show we are still running:	3456	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3457	# the fsync below can take a very very long time.
3065		3458
3066	IO::AIO::aio_utime $runtime, undef, undef;	3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3460
3068	my $guard = cf::lock_acquire "write_runtime";	3461	my $guard = cf::lock_acquire "write_runtime";
3069		3462
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3071	or return;	3464	or return;
3072		3465
3073	my $value = $cf::RUNTIME + 90 + 10;	3466	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3467	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3468	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3478	aio_utime $fh, undef, undef;
3086		3479
3087	close $fh	3480	close $fh
3088	or return;	3481	or return;
3089		3482
3090	aio_rename "$runtime~", $runtime	3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3484	and return;
3092		3485
3093	warn "runtime file written.\n";	3486	warn "runtime file written.\n";
3094		3487
3095	1	3488	1
		3489	}
		3490
		3491	our $uuid_lock;
		3492	our $uuid_skip;
		3493
		3494	sub write_uuid_sync($) {
		3495	$uuid_skip ||= $_[0];
		3496
		3497	return if $uuid_lock;
		3498	local $uuid_lock = 1;
		3499
		3500	my $uuid = "$LOCALDIR/uuid";
		3501
		3502	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3503	or return;
		3504
		3505	my $value = uuid_seq uuid_cur;
		3506
		3507	unless ($value) {
		3508	warn "cowardly refusing to write zero uuid value!\n";
		3509	return;
		3510	}
		3511
		3512	my $value = uuid_str $value + $uuid_skip;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
3096	}	3539	}
3097		3540
3098	sub emergency_save() {	3541	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
3100		3543
3101	warn "enter emergency perl save\n";	3544	warn "emergency_perl_save: enter\n";
3102		3545
3103	cf::sync_job {	3546	cf::sync_job {
		3547	# this is a trade-off: we want to be very quick here, so
		3548	# save all maps without fsync, and later call a global sync
		3549	# (which in turn might be very very slow)
		3550	local $USE_FSYNC = 0;
		3551
3104	# use a peculiar iteration method to avoid tripping on perl	3552	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3553	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3555	warn "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3560	$pl->save;
3112	}	3561	}
3113	warn "end emergency player save\n";	3562	warn "emergency_perl_save: end player save\n";
3114		3563
3115	warn "begin emergency map save\n";	3564	warn "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3565	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3566	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3567	$map->valid or next;
3119	$map->save;	3568	$map->save;
3120	}	3569	}
3121	warn "end emergency map save\n";	3570	warn "emergency_perl_save: end map save\n";
3122		3571
3123	warn "begin emergency database checkpoint\n";	3572	warn "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3574	warn "emergency_perl_save: end database checkpoint\n";
		3575
		3576	warn "emergency_perl_save: begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "emergency_perl_save: end write uuid\n";
3126	};	3579	};
3127		3580
		3581	warn "emergency_perl_save: starting sync()\n";
		3582	IO::AIO::aio_sync sub {
		3583	warn "emergency_perl_save: finished sync()\n";
		3584	};
		3585
3128	warn "leave emergency perl save\n";	3586	warn "emergency_perl_save: leave\n";
3129	}	3587	}
3130		3588
3131	sub post_cleanup {	3589	sub post_cleanup {
3132	my ($make_core) = @_;	3590	my ($make_core) = @_;
3133		3591
3134	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3593	if $make_core;
		3594
		3595	my $fh = pidfile;
		3596	unlink $PIDFILE if <$fh> == $$;
		3597	}
		3598
		3599	# a safer delete_package, copied from Symbol
		3600	sub clear_package($) {
		3601	my $pkg = shift;
		3602
		3603	# expand to full symbol table name if needed
		3604	unless ($pkg =~ /^main::.*::$/) {
		3605	$pkg = "main$pkg" if $pkg =~ /^::/;
		3606	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3607	$pkg .= '::' unless $pkg =~ /::$/;
		3608	}
		3609
		3610	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3611	my $stem_symtab = *{$stem}{HASH};
		3612
		3613	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3614	or return;
		3615
		3616	# clear all symbols
		3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3618	for my $name (keys %$leaf_symtab) {
		3619	_gv_clear *{"$pkg$name"};
		3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3621	}
		3622	warn "cleared package $pkg\n";#d#
3136	}	3623	}
3137		3624
3138	sub do_reload_perl() {	3625	sub do_reload_perl() {
3139	# can/must only be called in main	3626	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3627	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3628	warn "can only reload from main coroutine";
3142	return;	3629	return;
3143	}	3630	}
3144		3631
		3632	return if $RELOAD++;
		3633
		3634	my $t1 = EV::time;
		3635
		3636	while ($RELOAD) {
3145	warn "reloading...";	3637	warn "reloading...";
3146		3638
3147	warn "entering sync_job";	3639	warn "entering sync_job";
3148		3640
3149	cf::sync_job {	3641	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3643	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3644	cf::write_runtime_sync; # external watchdog should not bark
3153		3645
3154	warn "syncing database to disk";	3646	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3647	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3648
3157	# if anything goes wrong in here, we should simply crash as we already saved	3649	# if anything goes wrong in here, we should simply crash as we already saved
3158		3650
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3651	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3652	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3654	}
3196		3655
3197	warn "... nuking $pkg";	3656	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3657	$_->cancel for values %EXT_CORO;
3199	}	3658	%EXT_CORO = ();
3200		3659
3201	warn "unloading all perl modules loaded from $LIBDIR";	3660	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3661	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3662
		3663	warn "removing ext/exti commands";
		3664	%EXTCMD = ();
		3665	%EXTICMD = ();
		3666
		3667	warn "unloading/nuking all extensions";
		3668	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3669	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3670
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3671	if (my $cb = $pkg->can ("unload")) {
		3672	eval {
3212	$cb->();	3673	$cb->($pkg);
		3674	1
		3675	} or warn "$pkg unloaded, but with errors: $@";
		3676	}
		3677
		3678	warn "... clearing $pkg";
		3679	clear_package $pkg;
3213	}	3680	}
3214		3681
3215	Symbol::delete_package $k;	3682	warn "unloading all perl modules loaded from $LIBDIR";
		3683	while (my ($k, $v) = each %INC) {
		3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3685
		3686	warn "... unloading $k";
		3687	delete $INC{$k};
		3688
		3689	$k =~ s/\.pm$//;
		3690	$k =~ s/\//::/g;
		3691
		3692	if (my $cb = $k->can ("unload_module")) {
		3693	$cb->();
		3694	}
		3695
		3696	clear_package $k;
3216	}	3697	}
3217		3698
3218	warn "getting rid of safe::, as good as possible";	3699	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3700	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		3702
3222	warn "unloading cf.pm \"a bit\"";	3703	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3704	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		3706
3226	# don't, removes xs symbols, too,	3707	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3708	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3709	#clear_package __PACKAGE__;
3229		3710
3230	warn "unload completed, starting to reload now";	3711	warn "unload completed, starting to reload now";
3231		3712
3232	warn "reloading cf.pm";	3713	warn "reloading cf.pm";
3233	require cf;	3714	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235		3716
3236	warn "loading config and database again";	3717	warn "loading config and database again";
3237	cf::cfg_load;	3718	cf::reload_config;
3238		3719
3239	warn "loading extensions";	3720	warn "loading extensions";
3240	cf::load_extensions;	3721	cf::load_extensions;
3241		3722
		3723	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	3724	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3725	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3726	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3727	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3728	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3729	reattach $_ for values %PLAYER;
		3730	}
3248		3731
		3732	warn "running post_init jobs";
		3733	(pop @POST_INIT)->(1) while @POST_INIT;
		3734
3249	warn "leaving sync_job";	3735	warn "leaving sync_job";
3250		3736
3251	1	3737	1
3252	} or do {	3738	} or do {
3253	warn $@;	3739	warn $@;
3254	warn "error while reloading, exiting.";	3740	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3741	};
3257		3742
3258	warn "reloaded";	3743	warn "reloaded";
		3744	--$RELOAD;
		3745	}
		3746
		3747	$t1 = EV::time - $t1;
		3748	warn "reload completed in ${t1}s\n";
3259	};	3749	};
3260		3750
3261	our $RELOAD_WATCHER; # used only during reload	3751	our $RELOAD_WATCHER; # used only during reload
3262		3752
3263	sub reload_perl() {	3753	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3754	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3755	# coro crashes during coro_state_free->destroy here.
3266		3756
3267	$RELOAD_WATCHER ||= Event->timer (	3757	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	3758	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	3759
3270	data => WF_AUTOCANCEL,	3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	3761	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3274	},	3763	};
3275	);	3764	};
3276	}	3765	}
3277		3766
3278	register_command "reload" => sub {	3767	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3768	my ($who, $arg) = @_;
3280		3769
3281	if ($who->flag (FLAG_WIZ)) {	3770	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3771	$who->message ("reloading server.");
		3772	async {
		3773	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3774	reload_perl;
		3775	};
3284	}	3776	}
3285	};	3777	};
3286		3778
3287	unshift @INC, $LIBDIR;	3779	unshift @INC, $LIBDIR;
3288		3780
…		…
3290		3782
3291	our @WAIT_FOR_TICK;	3783	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3784	our @WAIT_FOR_TICK_BEGIN;
3293		3785
3294	sub wait_for_tick {	3786	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3787	return if tick_inhibit || $Coro::current == $Coro::main;
3297		3788
3298	my $signal = new Coro::Signal;	3789	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3790	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3791	$signal->wait;
3301	}	3792	}
3302		3793
3303	sub wait_for_tick_begin {	3794	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3306		3796
3307	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3798	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3799	$signal->wait;
3310	}	3800	}
3311		3801
3312	my $min = 1e6;#d#	3802	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3803	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3805	unless ++$bug_warning > 10;
3324	return;	3806	return;
3325	}	3807	}
3326		3808
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3809	cf::server_tick; # one server iteration
3330		3810
3331	0 && sync_job {#d#	3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	3813	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3814	$Coro::current->{desc} = "runtime saver";
3335	or die;	3815	write_runtime_sync
3336		3816	or warn "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3817	};
		3818	}
3353		3819
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3821	$sig->send;
3370	}	3822	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3823	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3824	$sig->send;
3373	}	3825	}
3374		3826
3375	$NOW = Event::time;	3827	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3829
3386	_post_tick;	3830	if (0) {
3387		3831	if ($NEXT_TICK) {
3388		3832	my $jitter = $TICK_START - $NEXT_TICK;
		3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3834	warn "jitter $JITTER\n";#d#
		3835	}
3389	},	3836	}
3390	);	3837	}
3391		3838
3392	{	3839	{
3393	BDB::max_poll_time $TICK * 0.1;	3840	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3841
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	3842	BDB::min_parallel 8;
3403		3843	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	3844	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		3845
3419	unless ($DB_ENV) {	3846	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	3847	$DB_ENV = BDB::db_env_create;
		3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3850	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3851	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3852	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		3853
3422	cf::sync_job {	3854	cf::sync_job {
3423	eval {	3855	eval {
3424	BDB::db_env_open	3856	BDB::db_env_open
3425	$DB_ENV,	3857	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3859	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3860	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	3861	0666;
3430		3862
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3863	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	3864	};
3436		3865
3437	cf::cleanup "db_env_open(db): $@" if $@;	3866	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	3867	};
3439	}	3868	}
		3869
		3870	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3871	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3872	};
		3873	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3875	};
		3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3878	};
3440	}	3879	}
3441		3880
3442	{	3881	{
		3882	# configure IO::AIO
		3883
3443	IO::AIO::min_parallel 8;	3884	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	3885	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	3886	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	3887	}
3456		3888
3457	my $_log_backtrace;	3889	my $_log_backtrace;
3458		3890
3459	sub _log_backtrace {	3891	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	3894	$msg =~ s/\n//;
3463		3895
3464	# limit the # of concurrent backtraces	3896	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	3897	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	3898	++$_log_backtrace;
		3899	my $perl_bt = Carp::longmess $msg;
3467	async {	3900	async {
		3901	$Coro::current->{desc} = "abt $msg";
		3902
3468	my @bt = fork_call {	3903	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	3904	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3905	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3906	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	3907	or die "addr2line: $!";
…		…
3480	}	3915	}
3481		3916
3482	@funcs	3917	@funcs
3483	};	3918	};
3484		3919
3485	LOG llevInfo, "[ABT] $msg\n";	3920	LOG llevInfo, "[ABT] $perl_bt\n";
		3921	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	3922	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	3923	--$_log_backtrace;
3488	};	3924	};
3489	} else {	3925	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	3927	LOG llevInfo, "[ABT] [suppressed]\n";
3492	}	3928	}
3493	}	3929	}
3494		3930
3495	# load additional modules	3931	# load additional modules
3496	use cf::pod;	3932	require "cf/$_.pm" for @EXTRA_MODULES;
3497		3933
3498	END { cf::emergency_save }	3934	END { cf::emergency_save }
3499		3935
3500	1	3936	1
3501		3937

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