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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.465 by root, Thu Jan 8 00:54:55 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 "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 off
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;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	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,	337	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	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
		341	Locks are *not* recursive, locking from the same coro twice results in a
		342	deadlocked coro.
		343
277	Lock names should begin with a unique identifier (for example, cf::map::find	344	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	345	uses map_find and cf::map::load uses map_load).
279		346
280	=item $locked = cf::lock_active $string	347	=item $locked = cf::lock_active $string
281		348
282	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
283		350
284	=cut	351	=cut
285		352
286	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
287		354
288	sub lock_wait($) {	355	sub lock_wait($) {
289	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	357	}
297		358
298	sub lock_acquire($) {	359	sub lock_acquire($) {
299	my ($key) = @_;	360	$LOCKS->guard ($_[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	}	361	}
311		362
312	sub lock_active($) {	363	sub lock_active($) {
313	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	365	}
317		366
318	sub freeze_mainloop {	367	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
320		369
321	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	371	}
323	};	372
324	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
325	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
326	}	386	}
327		387
328	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
329		389
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
343		403
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
346	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
347		409
348	while () {	410	while () {
349	next_job:	411	next_job:
350	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
358	}	420	}
359	}	421	}
360	}	422	}
361		423
362	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	427	$signal->wait;
366	} else {	428	} else {
367	Coro::schedule;	429	Coro::schedule;
368	}	430	}
369	}	431	}
370	};	432	};
371		433
372	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
373	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
374		438
375	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
377		441
…		…
391		455
392	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
393		457
394	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
395		459
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	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	461	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	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	463	acceptable.
400		464
401	If it must be done, put the blocking parts into C<sync_job>. This will run	465	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	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		471
408	sub sync_job(&) {	472	sub sync_job(&) {
409	my ($job) = @_;	473	my ($job) = @_;
410		474
411	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	476	my $time = EV::time;
413		477
414	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
416		480
417	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	482
419	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
420		484
421	my $busy = 1;	485	my $busy = 1;
422	my @res;	486	my @res;
423		487
424	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	490	@res = eval { $job->() };
426	warn $@ if $@;	491	warn $@ if $@;
427	undef $busy;	492	undef $busy;
428	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
429		494
430	while ($busy) {	495	while ($busy) {
431	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
432	}	500	}
		501	}
433		502
434	$time = Event::time - $time;	503	my $time = EV::time - $time;
435		504
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	505	$TICK_START += $time; # do not account sync jobs to server load
440		506
441	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
442	} else {	508	} else {
443	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
444		510
…		…
469	=item fork_call { }, $args	535	=item fork_call { }, $args
470		536
471	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
475		541
476	=cut	542	=cut
477		543
478	sub fork_call(&@) {	544	sub fork_call(&@) {
479	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
480		546
481	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
484		550
485	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
486	reset_signals;	552	reset_signals;
487	&$cb	553	&$cb
488	}, @args;	554	}, @args;
489		555
490	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
491	}	557	}
492		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
493	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
494		587
495	Returns a single value from the environment database.	588	Returns a single value from the environment database.
496		589
497	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
498		591
499	Stores the given C<$value> in the family. It can currently store binary	592	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).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
502	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
503		618
504	our $DB;	619	our $DB;
505		620
506	sub db_init {	621	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	622	cf::sync_job {
511	eval {	623	$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	}	624	};
521	}	625	}
522		626
523	sub db_get($$) {	627	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
525		629
…		…
575	if (1) {	679	if (1) {
576	$md5 =	680	$md5 =
577	join "\x00",	681	join "\x00",
578	$processversion,	682	$processversion,
579	map {	683	map {
580	Coro::cede;	684	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	686	} 0.. $#$src;
583		687
584		688
585	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		727
624	#############################################################################	728	#############################################################################
625		729
626	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
627		731
628	Many objects in crossfire are so-called attachable objects. That means you can	732	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")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
631		735
632	In the following description, CLASS can be any of C<global>, C<object>	736	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	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	738	Deliantra).
635		739
636	=over 4	740	=over 4
637		741
638	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
639		743
…		…
683	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
684		788
685	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
687		791
688	Some classes such as crossfire maps and objects can specify attachments	792	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.	793	that are attached at load/instantiate time, thus the need for a name.
690		794
691	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
692		796
693	=over 4	797	=over 4
…		…
921	}	1025	}
922		1026
923	0	1027	0
924	}	1028	}
925		1029
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1031
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1033
930	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
931		1035
…		…
937		1041
938	=cut	1042	=cut
939		1043
940	#############################################################################	1044	#############################################################################
941	# object support	1045	# object support
942	#
943		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
944	sub _can_merge {	1080	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
946		1082
947	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1084
951	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
952	}	1087	}
953		1088
954	sub reattach {	1089	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1091	my ($obj) = @_;
957		1092
		1093	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1095
960	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
961		1097
962	@$registry = ();	1098	@$registry = ();
963		1099
…		…
978	cf::attachable->attach (	1114	cf::attachable->attach (
979	prio => -1000000,	1115	prio => -1000000,
980	on_instantiate => sub {	1116	on_instantiate => sub {
981	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
982		1118
983	$data = from_json $data;	1119	$data = decode_json $data;
984		1120
985	for (@$data) {	1121	for (@$data) {
986	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
987		1123
988	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1140	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1006		1142
1007	sync_job {	1143	sync_job {
1008	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1011		1148
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1153	aio_close $fh;
1017		1154
1018	if (@$objs) {	1155	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1161	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1163	}
1027	} else {	1164	} else {
1028	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1029	}	1166	}
1030		1167
1031	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1172	} else {
1033	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1034	}	1174	}
1035	} else {	1175	} else {
1036	aio_unlink $filename;	1176	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1038	}	1178	}
1039	}	1179	};
1040	}	1180	}
1041		1181
1042	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1044		1184
…		…
1056	or return;	1196	or return;
1057		1197
1058	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1200	or return;
		1201
1061	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1062	}	1204	}
1063		1205
		1206	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1066	return ($data, $av);	1210	($data, $av)
1067	}	1211	}
1068		1212
1069	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1070		1214
1071	=over 4	1215	=over 4
…		…
1125	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1126		1270
1127	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1128	}	1272	}
1129		1273
		1274	use File::Glob ();
		1275
1130	cf::player->attach (	1276	cf::player->attach (
1131	on_command => sub {	1277	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1133		1279
1134	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1166		1312
1167	cf::override;	1313	cf::override;
1168	},	1314	},
1169	);	1315	);
1170		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1171	sub load_extensions {	1330	sub load_extensions {
1172	cf::sync_job {	1331	cf::sync_job {
1173	my %todo;	1332	my %todo;
1174		1333
1175	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1353
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1356
1198	$ext{source} =	1357	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1201	. $source	1360	. $source
1202	. "\n};\n1";	1361	. "\n};\n1";
1203		1362
1204	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1222		1381
1223	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1383	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1385	}
1228		1386
1229	warn $msg;	1387	warn $msg;
1230	}	1388	}
1231		1389
…		…
1245		1403
1246	=back	1404	=back
1247		1405
1248	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1249		1407
1250	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1251		1409
1252	=cut	1410	=cut
1253		1411
1254	package cf::player;	1412	package cf::player;
1255		1413
1256	use Coro::AIO;	1414	use Coro::AIO;
1257		1415
1258	=head3 cf::player	1416	=head3 cf::player
1259		1417
1260	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1261		1433
1262	=item cf::player::find $login	1434	=item cf::player::find $login
1263		1435
1264	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1265		1437
…		…
1284		1456
1285	sub exists($) {	1457	sub exists($) {
1286	my ($login) = @_;	1458	my ($login) = @_;
1287		1459
1288	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1290	}	1462	}
1291		1463
1292	sub find($) {	1464	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1466	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1477
1306	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1479	or return;
		1480
		1481	my $pl = cf::player::load_pl $f
		1482	or return;
		1483
		1484	local $cf::PLAYER_LOADING{$login} = $pl;
		1485	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1309	}	1487	}
1310	}	1488	}
1311	}	1489	}
1312		1490
…		…
1321	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1322		1500
1323	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
1325		1503
		1504	cf::get_slot 0.01;
		1505
1326	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1327	Coro::cede;	1507	cf::cede_to_tick;
1328	}	1508	}
1329		1509
1330	sub new($) {	1510	sub new($) {
1331	my ($login) = @_;	1511	my ($login) = @_;
1332		1512
…		…
1361	my ($pl) = @_;	1541	my ($pl) = @_;
1362		1542
1363	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1364		1544
1365	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1547
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1372		1554
1373	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1592	or return [];
1411		1593
1412	my @logins;	1594	my @logins;
1413		1595
1414	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
		1597	my $path = path $login;
		1598
		1599	# a .pst is a dead give-away for a valid player
		1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1418		1606
1419	utf8::decode $login;	1607	utf8::decode $login;
1420	push @logins, $login;	1608	push @logins, $login;
1421	}	1609	}
1422		1610
…		…
1449	}	1637	}
1450		1638
1451	\@paths	1639	\@paths
1452	}	1640	}
1453		1641
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1643
1456	Expand crossfire pod fragments into protocol xml.	1644	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		1645
1504	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1505		1647
1506	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1507		1649
…		…
1574	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1576		1718
1577	sub generate_random_map {	1719	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1579	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1725	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1850
1706	# the temporary/swap location	1851	# the temporary/swap location
1707	sub save_path {	1852	sub save_path {
1708	my ($self) = @_;	1853	my ($self) = @_;
1709		1854
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1712	}	1857	}
1713		1858
1714	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1715	sub uniq_path {	1860	sub uniq_path {
1716	my ($self) = @_;	1861	my ($self) = @_;
1717		1862
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1864	"$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	}	1865	}
1730		1866
1731	sub decay_objects {	1867	sub decay_objects {
1732	my ($self) = @_;	1868	my ($self) = @_;
1733		1869
…		…
1746		1882
1747	sub load_header_from($) {	1883	sub load_header_from($) {
1748	my ($self, $path) = @_;	1884	my ($self, $path) = @_;
1749		1885
1750	utf8::encode $path;	1886	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1887	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1888	or return;
		1889
		1890	$self->_load_header ($f)
		1891	or return;
		1892
		1893	local $MAP_LOADING{$self->{path}} = $self;
		1894	$f->resolve_delayed_derefs;
1756		1895
1757	$self->{load_path} = $path;	1896	$self->{load_path} = $path;
1758		1897
1759	1	1898	1
1760	}	1899	}
…		…
1814	sub find {	1953	sub find {
1815	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1816		1955
1817	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1818		1957
		1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1960
1821	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1824	or return;	1963	or return;
1825		1964
1826	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1827		1966
…		…
1829	or return;	1968	or return;
1830		1969
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1834	$map->reset;	1975	$map->reset;
1835	undef $guard;
1836	return find $path;	1976	return find $path;
1837	}	1977	}
1838		1978
1839	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1840	}	1980	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1850		1990
1851	my $path = $self->{path};	1991	my $path = $self->{path};
1852		1992
1853	{	1993	{
1854	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1855		1995
		1996	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		1998
1858	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1859		2000
1860	$self->alloc;	2001	$self->alloc;
1861		2002
1862	$self->pre_load;	2003	$self->pre_load;
1863	Coro::cede;	2004	cf::cede_to_tick;
1864		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1866	or return;	2009	or return;
1867		2010
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1869	if delete $self->{load_original};	2012	if delete $self->{load_original};
1870		2013
1871	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2015	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2018	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1876	}	2022	}
1877	}	2023	}
1878		2024
1879	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1880	# now do the right thing for maps	2028	# now do the right thing for maps
1881	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2031	unless $self->difficulty;
1884	Coro::cede;	2032	cf::cede_to_tick;
1885		2033
1886	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2035	$self->decay_objects;
1888	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1889	$self->update_buttons;	2037	$self->update_buttons;
1890	Coro::cede;	2038	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2039	$self->activate;
1894	}	2040	}
1895		2041
1896	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1898		2044
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2046	}
1901		2047
1902	$self->post_load;	2048	$self->post_load;
1903	}	2049	}
1904		2050
…		…
1947	}	2093	}
1948		2094
1949	sub do_load_sync {	2095	sub do_load_sync {
1950	my ($map) = @_;	2096	my ($map) = @_;
1951		2097
		2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2099	if $Coro::current == $Coro::main;
		2100
1952	cf::sync_job { $map->load };	2101	cf::sync_job { $map->load };
1953	}	2102	}
1954		2103
1955	our %MAP_PREFETCH;	2104	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2105	our $MAP_PREFETCHER = undef;
1957		2106
1958	sub find_async {	2107	sub find_async {
1959	my ($path, $origin) = @_;	2108	my ($path, $origin, $load) = @_;
1960		2109
1961	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
1962		2111
1963	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2114	}
1966		2115
1967	undef $MAP_PREFETCH{$path};	2116	$MAP_PREFETCH{$path} |= $load;
		2117
1968	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
1969	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2123	if (my $map = find $k) {
1972	$map->load;	2124	$map->load if $v;
1973	}	2125	}
1974		2126
1975	delete $MAP_PREFETCH{$path};	2127	delete $MAP_PREFETCH{$k};
1976	}	2128	}
1977	}	2129	}
1978	undef $MAP_PREFETCHER;	2130	undef $MAP_PREFETCHER;
1979	};	2131	};
1980	$MAP_PREFETCHER->prio (6);	2132	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2135	}
1984		2136
1985	sub save {	2137	sub save {
1986	my ($self) = @_;	2138	my ($self) = @_;
1987		2139
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2141
1990	$self->{last_save} = $cf::RUNTIME;	2142	$self->{last_save} = $cf::RUNTIME;
1991		2143
1992	return unless $self->dirty;	2144	return unless $self->dirty;
1993		2145
…		…
1999	return if $self->{deny_save};	2151	return if $self->{deny_save};
2000		2152
2001	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2002		2154
2003	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2005	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2006		2161
2007	if ($uniq) {	2162	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2165	} else {
…		…
2016	my ($self) = @_;	2171	my ($self) = @_;
2017		2172
2018	# save first because save cedes	2173	# save first because save cedes
2019	$self->save;	2174	$self->save;
2020		2175
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2177
2023	return if $self->players;	2178	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2180	return if $self->{deny_save};
2026		2181
		2182	$self->in_memory (cf::MAP_SWAPPED);
		2183
		2184	$self->deactivate;
		2185	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2186	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2187	}
2030		2188
2031	sub reset_at {	2189	sub reset_at {
2032	my ($self) = @_;	2190	my ($self) = @_;
2033		2191
…		…
2065	if $uniq;	2223	if $uniq;
2066	}	2224	}
2067		2225
2068	delete $cf::MAP{$self->path};	2226	delete $cf::MAP{$self->path};
2069		2227
		2228	$self->deactivate;
		2229	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2230	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2231
2074	$self->unlink_save;	2232	$self->unlink_save;
2075	$self->destroy;	2233	$self->destroy;
2076	}	2234	}
2077		2235
2078	my $nuke_counter = "aaaa";	2236	my $nuke_counter = "aaaa";
2079		2237
2080	sub nuke {	2238	sub nuke {
2081	my ($self) = @_;	2239	my ($self) = @_;
2082		2240
		2241	{
		2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2243
2083	delete $cf::MAP{$self->path};	2244	delete $cf::MAP{$self->path};
2084		2245
2085	$self->unlink_save;	2246	$self->unlink_save;
2086		2247
2087	bless $self, "cf::map";	2248	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2249	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2250	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2251	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2253
2093	$cf::MAP{$self->path} = $self;	2254	$cf::MAP{$self->path} = $self;
		2255	}
2094		2256
2095	$self->reset; # polite request, might not happen	2257	$self->reset; # polite request, might not happen
2096	}	2258	}
2097		2259
2098	=item $maps = cf::map::tmp_maps	2260	=item $maps = cf::map::tmp_maps
…		…
2140		2302
2141	sub unique_maps() {	2303	sub unique_maps() {
2142	[	2304	[
2143	map {	2305	map {
2144	utf8::decode $_;	2306	utf8::decode $_;
2145	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2146	? normalise $_	2310	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2312	]
2150	}	2313	}
2151		2314
2152	package cf;
2153
2154	=back	2315	=back
2155		2316
2156	=head3 cf::object	2317	=head3 cf::object
2157		2318
2158	=cut	2319	=cut
…		…
2161		2322
2162	=over 4	2323	=over 4
2163		2324
2164	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2165		2326
2166	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2167		2329
2168	=cut	2330	=cut
2169		2331
2170	sub inv_recursive_;	2332	sub inv_recursive_;
2171	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2174		2336
2175	sub inv_recursive {	2337	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2177	}	2339	}
2178		2340
		2341	=item $ref = $ob->ref
		2342
		2343	Creates and returns a persistent reference to an object that can be stored as a string.
		2344
		2345	=item $ob = cf::object::deref ($refstring)
		2346
		2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2348	even if the object actually exists. May block.
		2349
		2350	=cut
		2351
		2352	sub deref {
		2353	my ($ref) = @_;
		2354
		2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2356	my ($uuid, $name) = ($1, $2);
		2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2358	or return;
		2359	$pl->ob->uuid eq $uuid
		2360	or return;
		2361
		2362	$pl->ob
		2363	} else {
		2364	warn "$ref: cannot resolve object reference\n";
		2365	undef
		2366	}
		2367	}
		2368
2179	package cf;	2369	package cf;
2180		2370
2181	=back	2371	=back
2182		2372
2183	=head3 cf::object::player	2373	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2379	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2192		2382
2193	=cut	2383	=cut
		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
2194		2398
2195	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2400	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2416
2213	} else {	2417	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2420	}
2217	}	2421	}
2218	}	2422	}
2219		2423
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2449
2246	=item $player_object->enter_link	2450	=item $player_object->enter_link
2247		2451
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2453
2250	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2252		2458
2253	Will never block.	2459	Will never block.
2254		2460
2255	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2256		2462
…		…
2314		2520
2315	$map->load;	2521	$map->load;
2316	$map->load_neighbours;	2522	$map->load_neighbours;
2317		2523
2318	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2319	$self->activate_recursive;	2526	$self->activate_recursive;
2320		2527
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2323	}	2530	}
…		…
2328	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2538	be called at the end of this process.
2332		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2333	=cut	2543	=cut
2334		2544
2335	our $GOTOGEN;	2545	our $GOTOGEN;
2336		2546
2337	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2552
2343	$self->enter_link;	2553	$self->enter_link;
2344		2554
2345	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2346	my $map = eval {	2577	my $map = eval {
2347	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2348		2579
2349	if ($map) {	2580	if ($map) {
2350	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2352	} else {	2583	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2585	}
2355		2586
2356	$map	2587	$map
2357	};	2588	};
2358		2589
…		…
2394	}	2625	}
2395		2626
2396	sub prepare_random_map {	2627	sub prepare_random_map {
2397	my ($exit) = @_;	2628	my ($exit) = @_;
2398		2629
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2632	# that depends on the exit object
2404		2633
2405	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2636	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2412	}	2643	}
2413		2644
2414	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2415		2646
2416	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2419		2650
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2653	undef $fh;
2423	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2424		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2427	}	2662	}
2428	}	2663	}
2429		2664
2430	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2432		2667
2433	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2434		2669
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2670	$self->enter_link;
2447		2671
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2672	(async {
2453	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2454	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2455	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2456		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2457	1;	2696	1
2458	}) {	2697	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2702
2464	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2494		2733
2495	=cut	2734	=cut
2496		2735
		2736	# non-persistent channels (usually the info channel)
		2737	our %CHANNEL = (
		2738	"c/identify" => {
		2739	id => "infobox",
		2740	title => "Identify",
		2741	reply => undef,
		2742	tooltip => "Items recently identified",
		2743	},
		2744	"c/examine" => {
		2745	id => "infobox",
		2746	title => "Examine",
		2747	reply => undef,
		2748	tooltip => "Signs and other items you examined",
		2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/statistics" => {
		2775	id => "infobox",
		2776	title => "Statistics",
		2777	reply => undef,
		2778	tooltip => "Shows your primary statistics",
		2779	},
		2780	"c/skills" => {
		2781	id => "infobox",
		2782	title => "Skills",
		2783	reply => undef,
		2784	tooltip => "Shows your experience per skill and item power",
		2785	},
		2786	"c/resistances" => {
		2787	id => "infobox",
		2788	title => "Resistances",
		2789	reply => undef,
		2790	tooltip => "Shows your resistances",
		2791	},
		2792	"c/pets" => {
		2793	id => "infobox",
		2794	title => "Pets",
		2795	reply => undef,
		2796	tooltip => "Shows information abotu your pets/a specific pet",
		2797	},
		2798	"c/uptime" => {
		2799	id => "infobox",
		2800	title => "Uptime",
		2801	reply => undef,
		2802	tooltip => "How long the server has been running since last restart",
		2803	},
		2804	"c/mapinfo" => {
		2805	id => "infobox",
		2806	title => "Map Info",
		2807	reply => undef,
		2808	tooltip => "Information related to the maps",
		2809	},
		2810	"c/party" => {
		2811	id => "party",
		2812	title => "Party",
		2813	reply => "gsay ",
		2814	tooltip => "Messages and chat related to your party",
		2815	},
		2816	"c/death" => {
		2817	id => "death",
		2818	title => "Death",
		2819	reply => undef,
		2820	tooltip => "Reason for and more info about your most recent death",
		2821	},
		2822	"c/say" => $SAY_CHANNEL,
		2823	"c/chat" => $CHAT_CHANNEL,
		2824	);
		2825
2497	sub cf::client::send_msg {	2826	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2827	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2828
2500	$msg = $self->pl->expand_cfpod ($msg);	2829	$msg = $self->pl->expand_cfpod ($msg)
		2830	unless $color & cf::NDI_VERBATIM;
2501		2831
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2832	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2833
		2834	# check predefined channels, for the benefit of C
		2835	if ($CHANNEL{$channel}) {
		2836	$channel = $CHANNEL{$channel};
		2837
		2838	$self->ext_msg (channel_info => $channel);
		2839	$channel = $channel->{id};
		2840
2504	if (ref $channel) {	2841	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2842	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2843	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2844	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2845	$self->ext_msg (channel_info => $channel);
2509	}	2846	}
…		…
2511	$channel = $channel->{id};	2848	$channel = $channel->{id};
2512	}	2849	}
2513		2850
2514	return unless @extra || length $msg;	2851	return unless @extra || length $msg;
2515		2852
2516	if ($self->can_msg) {
2517	# default colour, mask it out	2853	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2520		2856
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	2860	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		2861
2535	$color &= cf::NDI_COLOR_MASK;	2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
2536		2865
2537	utf8::encode $msg;	2866	# split very large packets
2538		2867	if (8192 < length $pkt and $self->{can_lzf}) {
2539	if (0 && $msg =~ /\[/) {	2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2540	# COMMAND/INFO	2869	$pkt = "frag";
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}	2870	}
		2871
		2872	$self->send_packet ($pkt);
2548	}	2873	}
2549		2874
2550	=item $client->ext_msg ($type, @msg)	2875	=item $client->ext_msg ($type, @msg)
2551		2876
2552	Sends an ext event to the client.	2877	Sends an ext event to the client.
…		…
2554	=cut	2879	=cut
2555		2880
2556	sub cf::client::ext_msg($$@) {	2881	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	2882	my ($self, $type, @msg) = @_;
2558		2883
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	2884	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2885	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	2886	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	2887	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2888	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	2889	}
2567	}	2890	}
2568		2891
…		…
2575	sub cf::client::ext_reply($$@) {	2898	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	2899	my ($self, $id, @msg) = @_;
2577		2900
2578	if ($self->extcmd == 2) {	2901	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2902	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	2903	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	2904	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	2905	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2906	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	2907	}
2585	}	2908	}
…		…
2727	=pod	3050	=pod
2728		3051
2729	The following functions and methods are available within a safe environment:	3052	The following functions and methods are available within a safe environment:
2730		3053
2731	cf::object	3054	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3055	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3056	insert remove name archname title slaying race decrease split
2734		3057
2735	cf::object::player	3058	cf::object::player
2736	player	3059	player
2737		3060
2738	cf::player	3061	cf::player
…		…
2743		3066
2744	=cut	3067	=cut
2745		3068
2746	for (	3069	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3071	insert remove inv nrof name archname title slaying race
		3072	decrease split destroy change_exp)],
2749	["cf::object::player" => qw(player)],	3073	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3074	["cf::player" => qw(peaceful)],
2751	["cf::map" => qw(trigger)],	3075	["cf::map" => qw(trigger)],
2752	) {	3076	) {
2753	no strict 'refs';	3077	no strict 'refs';
…		…
2829	# the server's init and main functions	3153	# the server's init and main functions
2830		3154
2831	sub load_facedata($) {	3155	sub load_facedata($) {
2832	my ($path) = @_;	3156	my ($path) = @_;
2833		3157
		3158	# HACK to clear player env face cache, we need some signal framework
		3159	# for this (global event?)
		3160	%ext::player_env::MUSIC_FACE_CACHE = ();
		3161
2834	my $enc = JSON::XS->new->utf8->canonical;	3162	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3163
2836	warn "loading facedata from $path\n";	3164	warn "loading facedata from $path\n";
2837		3165
2838	my $facedata;	3166	my $facedata;
2839	0 < aio_load $path, $facedata	3167	0 < aio_load $path, $facedata
…		…
2854	{	3182	{
2855	my $faces = $facedata->{faceinfo};	3183	my $faces = $facedata->{faceinfo};
2856		3184
2857	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3186	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3187
2859	cf::face::set_visibility $idx, $info->{visibility};	3188	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3189	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3190	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3191	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2863		3192
2864	cf::cede_to_tick;	3193	cf::cede_to_tick;
2865	}	3194	}
2866		3195
2867	while (my ($face, $info) = each %$faces) {	3196	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3197	next unless $info->{smooth};
		3198
2869	my $idx = cf::face::find $face	3199	my $idx = cf::face::find $face
2870	or next;	3200	or next;
		3201
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3202	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3203	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3204	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3205	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3206	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893	{	3224	{
2894	# TODO: for gcfclient pleasure, we should give resources	3225	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.	3226	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3227	my $res = $facedata->{resource};
2897		3228
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3229	while (my ($name, $info) = each %$res) {
		3230	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3231	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;	3232	my $data;
2903		3233
2904	if ($info->{type} & 1) {	3234	if ($info->{type} & 1) {
2905	# prepend meta info	3235	# prepend meta info
2906		3236
2907	my $meta = $enc->encode ({	3237	my $meta = $enc->encode ({
2908	name => $name,	3238	name => $name,
2909	%{ $info->{meta} || {} },	3239	%{ $info->{meta} || {} },
2910	});	3240	});
2911		3241
2912	$data = pack "(w/a*)*", $meta, $info->{data};	3242	$data = pack "(w/a*)*", $meta, $info->{data};
		3243	} else {
		3244	$data = $info->{data};
		3245	}
		3246
		3247	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3248	cf::face::set_type $idx, $info->{type};
2913	} else {	3249	} else {
2914	$data = $info->{data};	3250	$RESOURCE{$name} = $info;
2915	}	3251	}
2916		3252
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3253	cf::cede_to_tick;
2921	}	3254	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3255	}
		3256
		3257	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3258
2942	1	3259	1
2943	}	3260	}
		3261
		3262	cf::global->attach (on_resource_update => sub {
		3263	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3264	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3265
		3266	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3267	my $sound = $soundconf->{compat}[$_]
		3268	or next;
		3269
		3270	my $face = cf::face::find "sound/$sound->[1]";
		3271	cf::sound::set $sound->[0] => $face;
		3272	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3273	}
		3274
		3275	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3276	my $face = cf::face::find "sound/$v";
		3277	cf::sound::set $k => $face;
		3278	}
		3279	}
		3280	});
2944		3281
2945	register_exticmd fx_want => sub {	3282	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3283	my ($ns, $want) = @_;
2947		3284
2948	while (my ($k, $v) = each %$want) {	3285	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3286	$ns->fx_want ($k, $v);
2950	}	3287	}
2951	};	3288	};
2952		3289
		3290	sub load_resource_file($) {
		3291	my $guard = lock_acquire "load_resource_file";
		3292
		3293	my $status = load_resource_file_ $_[0];
		3294	get_slot 0.1, 100;
		3295	cf::arch::commit_load;
		3296
		3297	$status
		3298	}
		3299
2953	sub reload_regions {	3300	sub reload_regions {
		3301	# HACK to clear player env face cache, we need some signal framework
		3302	# for this (global event?)
		3303	%ext::player_env::MUSIC_FACE_CACHE = ();
		3304
2954	load_resource_file "$MAPDIR/regions"	3305	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3306	or die "unable to load regions file\n";
2956		3307
2957	for (cf::region::list) {	3308	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3309	$_->{match} = qr/$_->{match}/
…		…
2966	}	3317	}
2967		3318
2968	sub reload_archetypes {	3319	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3320	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3321	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3322	}
2977		3323
2978	sub reload_treasures {	3324	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3325	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3326	or die "unable to load treasurelists\n";
2981	}	3327	}
2982		3328
2983	sub reload_resources {	3329	sub reload_resources {
2984	warn "reloading resource files...\n";	3330	warn "reloading resource files...\n";
2985		3331
		3332	reload_facedata;
		3333	reload_archetypes;
2986	reload_regions;	3334	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3335	reload_treasures;
2991		3336
2992	warn "finished reloading resource files\n";	3337	warn "finished reloading resource files\n";
2993	}	3338	}
2994		3339
2995	sub init {	3340	sub reload_config {
2996	reload_resources;
2997	}
2998
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3342	or return;
3002		3343
3003	local $/;	3344	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
3005		3346
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3348
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3015	};	3356	};
3016	warn $@ if $@;	3357	warn $@ if $@;
3017	}	3358	}
3018	}	3359	}
3019		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
3020	sub main {	3380	sub main {
		3381	cf::init_globals; # initialise logging
		3382
		3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3387
		3388	cf::init_experience;
		3389	cf::init_anim;
		3390	cf::init_attackmess;
		3391	cf::init_dynamic;
		3392
		3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3394
3021	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3398	(async {
3025	Event::one_event;	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3400	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
3027	};	3402	};
3028		3403
3029	cfg_load;	3404	evthread_start IO::AIO::poll_fileno;
		3405
		3406	cf::sync_job {
		3407	reload_resources;
		3408	reload_config;
3030	db_init;	3409	db_init;
		3410
		3411	cf::load_settings;
		3412	cf::load_materials;
		3413	cf::init_uuid;
		3414	cf::init_signals;
		3415	cf::init_commands;
		3416	cf::init_skills;
		3417
		3418	cf::init_beforeplay;
		3419
		3420	atomic;
		3421
3031	load_extensions;	3422	load_extensions;
3032		3423
3033	$TICK_WATCHER->start;	3424	utime time, time, $RUNTIMEFILE;
		3425
		3426	# no (long-running) fork's whatsoever before this point(!)
		3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3428
		3429	(pop @POST_INIT)->(0) while @POST_INIT;
		3430	};
		3431
3034	Event::loop;	3432	EV::loop;
3035	}	3433	}
3036		3434
3037	#############################################################################	3435	#############################################################################
3038	# initialisation and cleanup	3436	# initialisation and cleanup
3039		3437
3040	# install some emergency cleanup handlers	3438	# install some emergency cleanup handlers
3041	BEGIN {	3439	BEGIN {
		3440	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3441	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3442	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3443	cf::cleanup "SIG$signal";
3050	},
3051	);	3444	};
3052	}	3445	}
3053	}	3446	}
3054		3447
3055	sub write_runtime {	3448	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";
3057
3058	# first touch the runtime file to show we are still running:	3449	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3450	# the fsync below can take a very very long time.
3060		3451
3061	IO::AIO::aio_utime $runtime, undef, undef;	3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3453
3063	my $guard = cf::lock_acquire "write_runtime";	3454	my $guard = cf::lock_acquire "write_runtime";
3064		3455
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3066	or return;	3457	or return;
3067		3458
3068	my $value = $cf::RUNTIME + 90 + 10;	3459	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3460	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3461	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3471	aio_utime $fh, undef, undef;
3081		3472
3082	close $fh	3473	close $fh
3083	or return;	3474	or return;
3084		3475
3085	aio_rename "$runtime~", $runtime	3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3477	and return;
3087		3478
3088	warn "runtime file written.\n";	3479	warn "runtime file written.\n";
3089		3480
3090	1	3481	1
		3482	}
		3483
		3484	our $uuid_lock;
		3485	our $uuid_skip;
		3486
		3487	sub write_uuid_sync($) {
		3488	$uuid_skip ||= $_[0];
		3489
		3490	return if $uuid_lock;
		3491	local $uuid_lock = 1;
		3492
		3493	my $uuid = "$LOCALDIR/uuid";
		3494
		3495	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3496	or return;
		3497
		3498	my $value = uuid_seq uuid_cur;
		3499
		3500	unless ($value) {
		3501	warn "cowardly refusing to write zero uuid value!\n";
		3502	return;
		3503	}
		3504
		3505	my $value = uuid_str $value + $uuid_skip;
		3506	$uuid_skip = 0;
		3507
		3508	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3509	and return;
		3510
		3511	# always fsync - this file is important
		3512	aio_fsync $fh
		3513	and return;
		3514
		3515	close $fh
		3516	or return;
		3517
		3518	aio_rename "$uuid~", $uuid
		3519	and return;
		3520
		3521	warn "uuid file written ($value).\n";
		3522
		3523	1
		3524
		3525	}
		3526
		3527	sub write_uuid($$) {
		3528	my ($skip, $sync) = @_;
		3529
		3530	$sync ? write_uuid_sync $skip
		3531	: async { write_uuid_sync $skip };
3091	}	3532	}
3092		3533
3093	sub emergency_save() {	3534	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3535	my $freeze_guard = cf::freeze_mainloop;
3095		3536
3096	warn "enter emergency perl save\n";	3537	warn "emergency_perl_save: enter\n";
3097		3538
3098	cf::sync_job {	3539	cf::sync_job {
		3540	# this is a trade-off: we want to be very quick here, so
		3541	# save all maps without fsync, and later call a global sync
		3542	# (which in turn might be very very slow)
		3543	local $USE_FSYNC = 0;
		3544
3099	# use a peculiar iteration method to avoid tripping on perl	3545	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3546	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3548	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3553	$pl->save;
3107	}	3554	}
3108	warn "end emergency player save\n";	3555	warn "emergency_perl_save: end player save\n";
3109		3556
3110	warn "begin emergency map save\n";	3557	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3558	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3559	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3560	$map->valid or next;
3114	$map->save;	3561	$map->save;
3115	}	3562	}
3116	warn "end emergency map save\n";	3563	warn "emergency_perl_save: end map save\n";
3117		3564
3118	warn "begin emergency database checkpoint\n";	3565	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3567	warn "emergency_perl_save: end database checkpoint\n";
		3568
		3569	warn "emergency_perl_save: begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "emergency_perl_save: end write uuid\n";
3121	};	3572	};
3122		3573
		3574	warn "emergency_perl_save: starting sync()\n";
		3575	IO::AIO::aio_sync sub {
		3576	warn "emergency_perl_save: finished sync()\n";
		3577	};
		3578
3123	warn "leave emergency perl save\n";	3579	warn "emergency_perl_save: leave\n";
3124	}	3580	}
3125		3581
3126	sub post_cleanup {	3582	sub post_cleanup {
3127	my ($make_core) = @_;	3583	my ($make_core) = @_;
3128		3584
3129	warn Carp::longmess "post_cleanup backtrace"	3585	warn Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3586	if $make_core;
		3587
		3588	my $fh = pidfile;
		3589	unlink $PIDFILE if <$fh> == $$;
		3590	}
		3591
		3592	# a safer delete_package, copied from Symbol
		3593	sub clear_package($) {
		3594	my $pkg = shift;
		3595
		3596	# expand to full symbol table name if needed
		3597	unless ($pkg =~ /^main::.*::$/) {
		3598	$pkg = "main$pkg" if $pkg =~ /^::/;
		3599	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3600	$pkg .= '::' unless $pkg =~ /::$/;
		3601	}
		3602
		3603	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3604	my $stem_symtab = *{$stem}{HASH};
		3605
		3606	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3607	or return;
		3608
		3609	# clear all symbols
		3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3611	for my $name (keys %$leaf_symtab) {
		3612	_gv_clear *{"$pkg$name"};
		3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3614	}
		3615	warn "cleared package $pkg\n";#d#
3131	}	3616	}
3132		3617
3133	sub do_reload_perl() {	3618	sub do_reload_perl() {
3134	# can/must only be called in main	3619	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3620	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3621	warn "can only reload from main coroutine";
3137	return;	3622	return;
3138	}	3623	}
3139		3624
		3625	return if $RELOAD++;
		3626
		3627	my $t1 = EV::time;
		3628
		3629	while ($RELOAD) {
3140	warn "reloading...";	3630	warn "reloading...";
3141		3631
3142	warn "entering sync_job";	3632	warn "entering sync_job";
3143		3633
3144	cf::sync_job {	3634	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3635	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3636	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3148		3638
3149	warn "syncing database to disk";	3639	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3640	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3641
3152	# if anything goes wrong in here, we should simply crash as we already saved	3642	# if anything goes wrong in here, we should simply crash as we already saved
3153		3643
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3644	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3645	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3647	}
3191		3648
3192	warn "... nuking $pkg";	3649	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3650	$_->cancel for values %EXT_CORO;
3194	}	3651	%EXT_CORO = ();
3195		3652
3196	warn "unloading all perl modules loaded from $LIBDIR";	3653	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3654	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3655
		3656	warn "removing ext/exti commands";
		3657	%EXTCMD = ();
		3658	%EXTICMD = ();
		3659
		3660	warn "unloading/nuking all extensions";
		3661	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3662	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3663
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3664	if (my $cb = $pkg->can ("unload")) {
		3665	eval {
3207	$cb->();	3666	$cb->($pkg);
		3667	1
		3668	} or warn "$pkg unloaded, but with errors: $@";
		3669	}
		3670
		3671	warn "... clearing $pkg";
		3672	clear_package $pkg;
3208	}	3673	}
3209		3674
3210	Symbol::delete_package $k;	3675	warn "unloading all perl modules loaded from $LIBDIR";
		3676	while (my ($k, $v) = each %INC) {
		3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3678
		3679	warn "... unloading $k";
		3680	delete $INC{$k};
		3681
		3682	$k =~ s/\.pm$//;
		3683	$k =~ s/\//::/g;
		3684
		3685	if (my $cb = $k->can ("unload_module")) {
		3686	$cb->();
		3687	}
		3688
		3689	clear_package $k;
3211	}	3690	}
3212		3691
3213	warn "getting rid of safe::, as good as possible";	3692	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3693	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		3695
3217	warn "unloading cf.pm \"a bit\"";	3696	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3697	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3698	delete $INC{"cf/pod.pm"};
3220		3699
3221	# don't, removes xs symbols, too,	3700	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3701	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3702	#clear_package __PACKAGE__;
3224		3703
3225	warn "unload completed, starting to reload now";	3704	warn "unload completed, starting to reload now";
3226		3705
3227	warn "reloading cf.pm";	3706	warn "reloading cf.pm";
3228	require cf;	3707	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3230		3709
3231	warn "loading config and database again";	3710	warn "loading config and database again";
3232	cf::cfg_load;	3711	cf::reload_config;
3233		3712
3234	warn "loading extensions";	3713	warn "loading extensions";
3235	cf::load_extensions;	3714	cf::load_extensions;
3236		3715
		3716	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3717	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3718	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3719	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3720	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3721	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3722	reattach $_ for values %PLAYER;
		3723	}
3243		3724
		3725	warn "running post_init jobs";
		3726	(pop @POST_INIT)->(1) while @POST_INIT;
		3727
3244	warn "leaving sync_job";	3728	warn "leaving sync_job";
3245		3729
3246	1	3730	1
3247	} or do {	3731	} or do {
3248	warn $@;	3732	warn $@;
3249	warn "error while reloading, exiting.";	3733	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3734	};
3252		3735
3253	warn "reloaded";	3736	warn "reloaded";
		3737	--$RELOAD;
		3738	}
		3739
		3740	$t1 = EV::time - $t1;
		3741	warn "reload completed in ${t1}s\n";
3254	};	3742	};
3255		3743
3256	our $RELOAD_WATCHER; # used only during reload	3744	our $RELOAD_WATCHER; # used only during reload
3257		3745
3258	sub reload_perl() {	3746	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3747	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3748	# coro crashes during coro_state_free->destroy here.
3261		3749
3262	$RELOAD_WATCHER ||= Event->timer (	3750	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3751	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3752
3265	data => WF_AUTOCANCEL,	3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3754	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3755	undef $RELOAD_WATCHER;
3269	},	3756	};
3270	);	3757	};
3271	}	3758	}
3272		3759
3273	register_command "reload" => sub {	3760	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3761	my ($who, $arg) = @_;
3275		3762
3276	if ($who->flag (FLAG_WIZ)) {	3763	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3764	$who->message ("reloading server.");
		3765	async {
		3766	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3767	reload_perl;
		3768	};
3279	}	3769	}
3280	};	3770	};
3281		3771
3282	unshift @INC, $LIBDIR;	3772	unshift @INC, $LIBDIR;
3283		3773
…		…
3285		3775
3286	our @WAIT_FOR_TICK;	3776	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3777	our @WAIT_FOR_TICK_BEGIN;
3288		3778
3289	sub wait_for_tick {	3779	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3292		3781
3293	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3783	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3784	$signal->wait;
3296	}	3785	}
3297		3786
3298	sub wait_for_tick_begin {	3787	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3788	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3789
3302	my $signal = new Coro::Signal;	3790	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3791	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3792	$signal->wait;
3305	}	3793	}
3306		3794
3307	my $min = 1e6;#d#	3795	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3796	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3798	unless ++$bug_warning > 10;
3319	return;	3799	return;
3320	}	3800	}
3321		3801
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3802	cf::server_tick; # one server iteration
3325		3803
3326	0 && sync_job {#d#	3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	3806	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3807	$Coro::current->{desc} = "runtime saver";
3330	or die;	3808	write_runtime_sync
3331		3809	or warn "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3810	};
		3811	}
3348		3812
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3814	$sig->send;
3365	}	3815	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3816	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3817	$sig->send;
3368	}	3818	}
3369		3819
3370	$NOW = Event::time;	3820	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3822
3381	_post_tick;	3823	if (0) {
3382		3824	if ($NEXT_TICK) {
3383		3825	my $jitter = $TICK_START - $NEXT_TICK;
		3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3827	warn "jitter $JITTER\n";#d#
		3828	}
3384	},	3829	}
3385	);	3830	}
3386		3831
3387	{	3832	{
3388	BDB::max_poll_time $TICK * 0.1;	3833	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3834
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3835	BDB::min_parallel 8;
3398		3836	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3837	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3838
3414	unless ($DB_ENV) {	3839	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3840	$DB_ENV = BDB::db_env_create;
		3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3843	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3844	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3845	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3846
3417	cf::sync_job {	3847	cf::sync_job {
3418	eval {	3848	eval {
3419	BDB::db_env_open	3849	BDB::db_env_open
3420	$DB_ENV,	3850	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3852	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3853	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3854	0666;
3425		3855
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3856	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3857	};
3431		3858
3432	cf::cleanup "db_env_open(db): $@" if $@;	3859	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3860	};
3434	}	3861	}
		3862
		3863	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3864	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3865	};
		3866	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3867	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3868	};
		3869	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3870	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3871	};
3435	}	3872	}
3436		3873
3437	{	3874	{
		3875	# configure IO::AIO
		3876
3438	IO::AIO::min_parallel 8;	3877	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	3878	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	3879	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	3880	}
3451		3881
3452	my $_log_backtrace;	3882	my $_log_backtrace;
3453		3883
3454	sub _log_backtrace {	3884	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	3887	$msg =~ s/\n//;
3458		3888
3459	# limit the # of concurrent backtraces	3889	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	3890	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	3891	++$_log_backtrace;
		3892	my $perl_bt = Carp::longmess $msg;
3462	async {	3893	async {
		3894	$Coro::current->{desc} = "abt $msg";
		3895
3463	my @bt = fork_call {	3896	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	3897	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3898	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3899	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	3900	or die "addr2line: $!";
…		…
3475	}	3908	}
3476		3909
3477	@funcs	3910	@funcs
3478	};	3911	};
3479		3912
3480	LOG llevInfo, "[ABT] $msg\n";	3913	LOG llevInfo, "[ABT] $perl_bt\n";
		3914	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	3915	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	3916	--$_log_backtrace;
3483	};	3917	};
3484	} else {	3918	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	3919	LOG llevInfo, "[ABT] $msg\n";

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