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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.462 by root, Tue Dec 23 06:58:23 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		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}
…		…
1149	my ($type, $reply, @payload) =	1295	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1296	"ARRAY" eq ref $msg
1151	? @$msg	1297	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1299
		1300	my @reply;
		1301
1154	if (my $cb = $EXTCMD{$type}) {	1302	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1303	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1304	}
		1305
		1306	$pl->ext_reply ($reply, @reply)
		1307	if $reply;
		1308
1160	} else {	1309	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1311	}
1163		1312
1164	cf::override;	1313	cf::override;
1165	},	1314	},
1166	);	1315	);
		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	}
1167		1329
1168	sub load_extensions {	1330	sub load_extensions {
1169	cf::sync_job {	1331	cf::sync_job {
1170	my %todo;	1332	my %todo;
1171		1333
…		…
1191		1353
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1356
1195	$ext{source} =	1357	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1198	. $source	1360	. $source
1199	. "\n};\n1";	1361	. "\n};\n1";
1200		1362
1201	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1219		1381
1220	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1383	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1385	}
1225		1386
1226	warn $msg;	1387	warn $msg;
1227	}	1388	}
1228		1389
…		…
1242		1403
1243	=back	1404	=back
1244		1405
1245	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1246		1407
1247	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1248		1409
1249	=cut	1410	=cut
1250		1411
1251	package cf::player;	1412	package cf::player;
1252		1413
1253	use Coro::AIO;	1414	use Coro::AIO;
1254		1415
1255	=head3 cf::player	1416	=head3 cf::player
1256		1417
1257	=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	}
1258		1433
1259	=item cf::player::find $login	1434	=item cf::player::find $login
1260		1435
1261	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1262		1437
…		…
1281		1456
1282	sub exists($) {	1457	sub exists($) {
1283	my ($login) = @_;	1458	my ($login) = @_;
1284		1459
1285	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1287	}	1462	}
1288		1463
1289	sub find($) {	1464	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1466	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1477
1303	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1306	}	1487	}
1307	}	1488	}
1308	}	1489	}
1309		1490
…		…
1318	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1319		1500
1320	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
1322		1503
		1504	cf::get_slot 0.01;
		1505
1323	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1324	Coro::cede;	1507	cf::cede_to_tick;
1325	}	1508	}
1326		1509
1327	sub new($) {	1510	sub new($) {
1328	my ($login) = @_;	1511	my ($login) = @_;
1329		1512
…		…
1358	my ($pl) = @_;	1541	my ($pl) = @_;
1359		1542
1360	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1361		1544
1362	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1363	$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
1364		1547
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1369		1554
1370	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1592	or return [];
1408		1593
1409	my @logins;	1594	my @logins;
1410		1595
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1415		1606
1416	utf8::decode $login;	1607	utf8::decode $login;
1417	push @logins, $login;	1608	push @logins, $login;
1418	}	1609	}
1419		1610
…		…
1446	}	1637	}
1447		1638
1448	\@paths	1639	\@paths
1449	}	1640	}
1450		1641
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1643
1453	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1645
1501	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1502		1647
1503	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1504		1649
…		…
1571	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1573		1718
1574	sub generate_random_map {	1719	sub generate_random_map {
1575	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
1576	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1725	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1702		1850
1703	# the temporary/swap location	1851	# the temporary/swap location
1704	sub save_path {	1852	sub save_path {
1705	my ($self) = @_;	1853	my ($self) = @_;
1706		1854
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1709	}	1857	}
1710		1858
1711	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1712	sub uniq_path {	1860	sub uniq_path {
1713	my ($self) = @_;	1861	my ($self) = @_;
1714		1862
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1865	}
1727		1866
1728	sub decay_objects {	1867	sub decay_objects {
1729	my ($self) = @_;	1868	my ($self) = @_;
1730		1869
…		…
1743		1882
1744	sub load_header_from($) {	1883	sub load_header_from($) {
1745	my ($self, $path) = @_;	1884	my ($self, $path) = @_;
1746		1885
1747	utf8::encode $path;	1886	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1887	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	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;
1753		1895
1754	$self->{load_path} = $path;	1896	$self->{load_path} = $path;
1755		1897
1756	1	1898	1
1757	}	1899	}
…		…
1811	sub find {	1953	sub find {
1812	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1813		1955
1814	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1815		1957
		1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1817		1960
1818	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1821	or return;	1963	or return;
1822		1964
1823	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1824		1966
…		…
1826	or return;	1968	or return;
1827		1969
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1831	$map->reset;	1975	$map->reset;
1832	undef $guard;
1833	return find $path;	1976	return find $path;
1834	}	1977	}
1835		1978
1836	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1837	}	1980	}
…		…
1846	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1847		1990
1848	my $path = $self->{path};	1991	my $path = $self->{path};
1849		1992
1850	{	1993	{
1851	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1852		1995
		1996	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		1998
1855	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1856		2000
1857	$self->alloc;	2001	$self->alloc;
1858		2002
1859	$self->pre_load;	2003	$self->pre_load;
1860	Coro::cede;	2004	cf::cede_to_tick;
1861		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1863	or return;	2009	or return;
1864		2010
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1866	if delete $self->{load_original};	2012	if delete $self->{load_original};
1867		2013
1868	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2015	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2018	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1873	}	2022	}
1874	}	2023	}
1875		2024
1876	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1877	# now do the right thing for maps	2028	# now do the right thing for maps
1878	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2031	unless $self->difficulty;
1881	Coro::cede;	2032	cf::cede_to_tick;
1882		2033
1883	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2035	$self->decay_objects;
1885	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1886	$self->update_buttons;	2037	$self->update_buttons;
1887	Coro::cede;	2038	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2039	$self->activate;
1891	}	2040	}
1892		2041
1893	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1895		2044
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2046	}
1898		2047
1899	$self->post_load;	2048	$self->post_load;
1900	}	2049	}
1901		2050
…		…
1944	}	2093	}
1945		2094
1946	sub do_load_sync {	2095	sub do_load_sync {
1947	my ($map) = @_;	2096	my ($map) = @_;
1948		2097
		2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2099	if $Coro::current == $Coro::main;
		2100
1949	cf::sync_job { $map->load };	2101	cf::sync_job { $map->load };
1950	}	2102	}
1951		2103
1952	our %MAP_PREFETCH;	2104	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2105	our $MAP_PREFETCHER = undef;
1954		2106
1955	sub find_async {	2107	sub find_async {
1956	my ($path, $origin) = @_;	2108	my ($path, $origin, $load) = @_;
1957		2109
1958	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
1959		2111
1960	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2114	}
1963		2115
1964	undef $MAP_PREFETCH{$path};	2116	$MAP_PREFETCH{$path} |= $load;
		2117
1965	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
1966	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2123	if (my $map = find $k) {
1969	$map->load;	2124	$map->load if $v;
1970	}	2125	}
1971		2126
1972	delete $MAP_PREFETCH{$path};	2127	delete $MAP_PREFETCH{$k};
1973	}	2128	}
1974	}	2129	}
1975	undef $MAP_PREFETCHER;	2130	undef $MAP_PREFETCHER;
1976	};	2131	};
1977	$MAP_PREFETCHER->prio (6);	2132	$MAP_PREFETCHER->prio (6);
…		…
1980	}	2135	}
1981		2136
1982	sub save {	2137	sub save {
1983	my ($self) = @_;	2138	my ($self) = @_;
1984		2139
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;	2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
1986		2141
1987	$self->{last_save} = $cf::RUNTIME;	2142	$self->{last_save} = $cf::RUNTIME;
1988		2143
1989	return unless $self->dirty;	2144	return unless $self->dirty;
1990		2145
…		…
1996	return if $self->{deny_save};	2151	return if $self->{deny_save};
1997		2152
1998	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
1999		2154
2000	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2002	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2003		2161
2004	if ($uniq) {	2162	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2165	} else {
…		…
2013	my ($self) = @_;	2171	my ($self) = @_;
2014		2172
2015	# save first because save cedes	2173	# save first because save cedes
2016	$self->save;	2174	$self->save;
2017		2175
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2177
2020	return if $self->players;	2178	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2022	return if $self->{deny_save};	2180	return if $self->{deny_save};
2023		2181
		2182	$self->in_memory (cf::MAP_SWAPPED);
		2183
		2184	$self->deactivate;
		2185	$_->clear_links_to ($self) for values %cf::MAP;
2024	$self->clear;	2186	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2187	}
2027		2188
2028	sub reset_at {	2189	sub reset_at {
2029	my ($self) = @_;	2190	my ($self) = @_;
2030		2191
…		…
2062	if $uniq;	2223	if $uniq;
2063	}	2224	}
2064		2225
2065	delete $cf::MAP{$self->path};	2226	delete $cf::MAP{$self->path};
2066		2227
		2228	$self->deactivate;
		2229	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2230	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2231
2071	$self->unlink_save;	2232	$self->unlink_save;
2072	$self->destroy;	2233	$self->destroy;
2073	}	2234	}
2074		2235
2075	my $nuke_counter = "aaaa";	2236	my $nuke_counter = "aaaa";
2076		2237
2077	sub nuke {	2238	sub nuke {
2078	my ($self) = @_;	2239	my ($self) = @_;
2079		2240
		2241	{
		2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2243
2080	delete $cf::MAP{$self->path};	2244	delete $cf::MAP{$self->path};
2081		2245
2082	$self->unlink_save;	2246	$self->unlink_save;
2083		2247
2084	bless $self, "cf::map";	2248	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2249	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2250	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2251	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2253
2090	$cf::MAP{$self->path} = $self;	2254	$cf::MAP{$self->path} = $self;
		2255	}
2091		2256
2092	$self->reset; # polite request, might not happen	2257	$self->reset; # polite request, might not happen
2093	}	2258	}
2094		2259
2095	=item $maps = cf::map::tmp_maps	2260	=item $maps = cf::map::tmp_maps
…		…
2137		2302
2138	sub unique_maps() {	2303	sub unique_maps() {
2139	[	2304	[
2140	map {	2305	map {
2141	utf8::decode $_;	2306	utf8::decode $_;
2142	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2143	? normalise $_	2310	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2312	]
2147	}	2313	}
2148		2314
2149	package cf;
2150
2151	=back	2315	=back
2152		2316
2153	=head3 cf::object	2317	=head3 cf::object
2154		2318
2155	=cut	2319	=cut
…		…
2158		2322
2159	=over 4	2323	=over 4
2160		2324
2161	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2162		2326
2163	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.
2164		2329
2165	=cut	2330	=cut
2166		2331
2167	sub inv_recursive_;	2332	sub inv_recursive_;
2168	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2171		2336
2172	sub inv_recursive {	2337	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2174	}	2339	}
2175		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
2176	package cf;	2369	package cf;
2177		2370
2178	=back	2371	=back
2179		2372
2180	=head3 cf::object::player	2373	=head3 cf::object::player
…		…
2186	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>
2187	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
2188	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2189		2382
2190	=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	};
2191		2398
2192	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2400	# with dialog boxes.
2194	#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
2195	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2208	$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));
2209		2416
2210	} else {	2417	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2420	}
2214	}	2421	}
2215	}	2422	}
2216		2423
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2449
2243	=item $player_object->enter_link	2450	=item $player_object->enter_link
2244		2451
2245	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}>).
2246		2453
2247	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.
2248	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.
2249		2458
2250	Will never block.	2459	Will never block.
2251		2460
2252	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2253		2462
…		…
2311		2520
2312	$map->load;	2521	$map->load;
2313	$map->load_neighbours;	2522	$map->load_neighbours;
2314		2523
2315	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2316	$self->activate_recursive;	2526	$self->activate_recursive;
2317		2527
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2320	}	2530	}
…		…
2325	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2326	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
2327	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
2328	be called at the end of this process.	2538	be called at the end of this process.
2329		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
2330	=cut	2543	=cut
2331		2544
2332	our $GOTOGEN;	2545	our $GOTOGEN;
2333		2546
2334	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2552
2340	$self->enter_link;	2553	$self->enter_link;
2341		2554
2342	(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
2343	my $map = eval {	2577	my $map = eval {
2344	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2345		2579
2346	if ($map) {	2580	if ($map) {
2347	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2349	} else {	2583	} else {
2350	$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);
2351	}	2585	}
2352		2586
2353	$map	2587	$map
2354	};	2588	};
2355		2589
…		…
2391	}	2625	}
2392		2626
2393	sub prepare_random_map {	2627	sub prepare_random_map {
2394	my ($exit) = @_;	2628	my ($exit) = @_;
2395		2629
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2632	# that depends on the exit object
2401		2633
2402	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2636	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2409	}	2643	}
2410		2644
2411	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2412		2646
2413	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2416		2650
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2653	undef $fh;
2420	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2421		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2424	}	2662	}
2425	}	2663	}
2426		2664
2427	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2429		2667
2430	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2431		2669
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2670	$self->enter_link;
2444		2671
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2672	(async {
2450	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2451	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
2452	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2453		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
2454	1;	2696	1
2455	}) {	2697	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "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. "
2458	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2702
2461	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2489	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
2490	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2491		2733
2492	=cut	2734	=cut
2493		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/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/say" => $SAY_CHANNEL,
		2799	"c/chat" => $CHAT_CHANNEL,
		2800	);
		2801
2494	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2804
2497	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2498		2807
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2501	if (ref $channel) {	2819	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
2506	}	2825	}
2507		2826
2508	$channel = $channel->{id};	2827	$channel = $channel->{id};
2509	}	2828	}
2510		2829
…		…
2513	if ($self->can_msg) {	2832	if ($self->can_msg) {
2514	# default colour, mask it out	2833	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2517		2836
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2520	} else {	2853	} else {
2521	if ($color >= 0) {	2854	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {	2856	for ($msg) {
2524	1 while	2857	1 while
…		…
2551	=cut	2884	=cut
2552		2885
2553	sub cf::client::ext_msg($$@) {	2886	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	2887	my ($self, $type, @msg) = @_;
2555		2888
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	2889	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	2891	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	2892	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	2894	}
2564	}	2895	}
2565		2896
…		…
2572	sub cf::client::ext_reply($$@) {	2903	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	2904	my ($self, $id, @msg) = @_;
2574		2905
2575	if ($self->extcmd == 2) {	2906	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	2908	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	2909	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	2910	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2912	}
2582	}	2913	}
…		…
2646	my ($type, $reply, @payload) =	2977	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	2978	"ARRAY" eq ref $msg
2648	? @$msg	2979	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2980	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		2981
		2982	my @reply;
		2983
2651	if (my $cb = $EXTICMD{$type}) {	2984	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	2985	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	2986	}
		2987
		2988	$ns->ext_reply ($reply, @reply)
		2989	if $reply;
		2990
2657	} else {	2991	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	2993	}
2660		2994
2661	cf::override;	2995	cf::override;
…		…
2721	=pod	3055	=pod
2722		3056
2723	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2724		3058
2725	cf::object	3059	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3060	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3061	insert remove name archname title slaying race decrease split
2728		3062
2729	cf::object::player	3063	cf::object::player
2730	player	3064	player
2731		3065
2732	cf::player	3066	cf::player
…		…
2737		3071
2738	=cut	3072	=cut
2739		3073
2740	for (	3074	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3076	insert remove inv nrof name archname title slaying race
		3077	decrease split destroy change_exp)],
2743	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2745	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2746	) {	3081	) {
2747	no strict 'refs';	3082	no strict 'refs';
…		…
2823	# the server's init and main functions	3158	# the server's init and main functions
2824		3159
2825	sub load_facedata($) {	3160	sub load_facedata($) {
2826	my ($path) = @_;	3161	my ($path) = @_;
2827		3162
		3163	# HACK to clear player env face cache, we need some signal framework
		3164	# for this (global event?)
		3165	%ext::player_env::MUSIC_FACE_CACHE = ();
		3166
2828	my $enc = JSON::XS->new->utf8->canonical;	3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3168
2830	warn "loading facedata from $path\n";	3169	warn "loading facedata from $path\n";
2831		3170
2832	my $facedata;	3171	my $facedata;
2833	0 < aio_load $path, $facedata	3172	0 < aio_load $path, $facedata
…		…
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3178	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3179
2841	# patch in the exptable	3180	# patch in the exptable
2842	$facedata->{resource}{"res/exp_table"} = {	3181	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3182	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2845	};	3184	};
2846	cf::cede_to_tick;	3185	cf::cede_to_tick;
2847		3186
2848	{	3187	{
2849	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2850		3189
2851	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2853	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2857		3197
2858	cf::cede_to_tick;	3198	cf::cede_to_tick;
2859	}	3199	}
2860		3200
2861	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2863	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2864	or next;	3205	or next;
		3206
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3210	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2887	{	3229	{
2888	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2891		3233
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;	3237	my $data;
2897		3238
2898	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
2899	# prepend meta info	3240	# prepend meta info
2900		3241
2901	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
2902	name => $name,	3243	name => $name,
2903	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
2904	});	3245	});
2905		3246
2906	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
		3254	} else {
		3255	$RESOURCE{$name} = $info;
2907	}	3256	}
2908		3257
2909	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910	cf::face::set_type $idx, $info->{type};
2911
2912	cf::cede_to_tick;	3258	cf::cede_to_tick;
2913	}	3259	}
2914
2915	if ($soundconf) {
2916	$soundconf = $enc->decode (delete $soundconf->{data});
2917
2918	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919	my $sound = $soundconf->{compat}[$_]
2920	or next;
2921
2922	my $face = cf::face::find "sound/$sound->[1]";
2923	cf::sound::set $sound->[0] => $face;
2924	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925	}
2926
2927	while (my ($k, $v) = each %{$soundconf->{event}}) {
2928	my $face = cf::face::find "sound/$v";
2929	cf::sound::set $k => $face;
2930	}
2931	}
2932	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933		3263
2934	1	3264	1
2935	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
2936		3286
2937	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
2938	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
2939		3289
2940	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
2941	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
2942	}	3292	}
2943	};	3293	};
2944		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
		3304
2945	sub reload_regions {	3305	sub reload_regions {
		3306	# HACK to clear player env face cache, we need some signal framework
		3307	# for this (global event?)
		3308	%ext::player_env::MUSIC_FACE_CACHE = ();
		3309
2946	load_resource_file "$MAPDIR/regions"	3310	load_resource_file "$MAPDIR/regions"
2947	or die "unable to load regions file\n";	3311	or die "unable to load regions file\n";
2948		3312
2949	for (cf::region::list) {	3313	for (cf::region::list) {
2950	$_->{match} = qr/$_->{match}/	3314	$_->{match} = qr/$_->{match}/
…		…
2958	}	3322	}
2959		3323
2960	sub reload_archetypes {	3324	sub reload_archetypes {
2961	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
2962	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
2963	#d# NEED to laod twice to resolve forward references
2964	# this really needs to be done in an extra post-pass
2965	# (which needs to be synchronous, so solve it differently)
2966	load_resource_file "$DATADIR/archetypes"
2967	or die "unable to load archetypes\n";
2968	}	3327	}
2969		3328
2970	sub reload_treasures {	3329	sub reload_treasures {
2971	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
2972	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
2973	}	3332	}
2974		3333
2975	sub reload_resources {	3334	sub reload_resources {
2976	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
2977		3336
		3337	reload_facedata;
		3338	reload_archetypes;
2978	reload_regions;	3339	reload_regions;
2979	reload_facedata;
2980	#reload_archetypes;#d#
2981	reload_archetypes;
2982	reload_treasures;	3340	reload_treasures;
2983		3341
2984	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
2985	}	3343	}
2986		3344
2987	sub init {	3345	sub reload_config {
2988	reload_resources;
2989	}
2990
2991	sub cfg_load {
2992	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
2993	or return;	3347	or return;
2994		3348
2995	local $/;	3349	local $/;
2996	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
2997		3351
2998	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2999		3353
3000	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3001	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3007	};	3361	};
3008	warn $@ if $@;	3362	warn $@ if $@;
3009	}	3363	}
3010	}	3364	}
3011		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3012	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3013	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3014	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3015	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3016	(async {	3403	(async {
3017	Event::one_event;	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3405	EV::loop EV::LOOP_ONESHOT;
3018	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3019	};	3407	};
3020		3408
3021	cfg_load;	3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
		3413	reload_config;
3022	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3023	load_extensions;	3427	load_extensions;
3024		3428
3025	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3026	Event::loop;	3437	EV::loop;
3027	}	3438	}
3028		3439
3029	#############################################################################	3440	#############################################################################
3030	# initialisation and cleanup	3441	# initialisation and cleanup
3031		3442
3032	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3033	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3034	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3035	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3036	reentrant => 0,
3037	data => WF_AUTOCANCEL,
3038	signal => $signal,
3039	prio => 0,
3040	cb => sub {
3041	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3042	},
3043	);	3449	};
3044	}	3450	}
3045	}	3451	}
3046		3452
3047	sub write_runtime {	3453	sub write_runtime_sync {
3048	my $runtime = "$LOCALDIR/runtime";
3049
3050	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3051	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3052		3456
3053	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054		3458
3055	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3056		3460
3057	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3058	or return;	3462	or return;
3059		3463
3060	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3061	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3062	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3072	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3073		3477
3074	close $fh	3478	close $fh
3075	or return;	3479	or return;
3076		3480
3077	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078	and return;	3482	and return;
3079		3483
3080	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3081		3485
3082	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3083	}	3537	}
3084		3538
3085	sub emergency_save() {	3539	sub emergency_save() {
3086	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3087		3541
3088	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3089		3543
3090	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3091	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3092	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3093	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3094	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3095	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3096	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3097	$pl->valid or next;	3556	$pl->valid or next;
		3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098	$pl->save;	3558	$pl->save;
3099	}	3559	}
3100	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3101		3561
3102	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3103	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3104	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3105	$map->valid or next;	3565	$map->valid or next;
3106	$map->save;	3566	$map->save;
3107	}	3567	}
3108	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3109		3569
3110	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3111	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3112	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3113	};	3577	};
3114		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3115	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3116	}	3585	}
3117		3586
3118	sub post_cleanup {	3587	sub post_cleanup {
3119	my ($make_core) = @_;	3588	my ($make_core) = @_;
3120		3589
3121	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3122	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3123	}	3621	}
3124		3622
3125	sub do_reload_perl() {	3623	sub do_reload_perl() {
3126	# can/must only be called in main	3624	# can/must only be called in main
3127	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3128	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3129	return;	3627	return;
3130	}	3628	}
3131		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3132	warn "reloading...";	3635	warn "reloading...";
3133		3636
3134	warn "entering sync_job";	3637	warn "entering sync_job";
3135		3638
3136	cf::sync_job {	3639	cf::sync_job {
3137	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3138	cf::emergency_save;	3641	cf::emergency_save;
3139	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3140		3643
3141	warn "syncing database to disk";	3644	warn "syncing database to disk";
3142	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3143		3646
3144	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3145		3648
3146	warn "cancelling all WF_AUTOCANCEL watchers";
3147	for (Event::all_watchers) {
3148	$_->cancel if $_->data & WF_AUTOCANCEL;
3149	}
3150
3151	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3152	for (;;) {
3153	BDB::flush;
3154	IO::AIO::flush;
3155	Coro::cede;
3156	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3157	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3158	}
3159
3160	++$RELOAD;
3161
3162	warn "cancelling all extension coros";
3163	$_->cancel for values %EXT_CORO;
3164	%EXT_CORO = ();
3165
3166	warn "removing commands";
3167	%COMMAND = ();
3168
3169	warn "removing ext/exti commands";
3170	%EXTCMD = ();
3171	%EXTICMD = ();
3172
3173	warn "unloading/nuking all extensions";
3174	for my $pkg (@EXTS) {
3175	warn "... unloading $pkg";
3176
3177	if (my $cb = $pkg->can ("unload")) {
3178	eval {
3179	$cb->($pkg);
3180	1
3181	} or warn "$pkg unloaded, but with errors: $@";
3182	}	3652	}
3183		3653
3184	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3185	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3186	}	3656	%EXT_CORO = ();
3187		3657
3188	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3189	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3190	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3192	warn "... unloading $k";	3667	warn "... unloading $pkg";
3193	delete $INC{$k};
3194		3668
3195	$k =~ s/\.pm$//;
3196	$k =~ s/\//::/g;
3197
3198	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3199	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3200	}	3678	}
3201		3679
3202	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3203	}	3695	}
3204		3696
3205	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3206	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3207	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208		3700
3209	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3210	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3211	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/pod.pm"};
3212		3704
3213	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3214	# and global variables created in xs	3706	# and global variables created in xs
3215	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3216		3708
3217	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3218		3710
3219	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3220	require cf;	3712	require cf;
3221	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3222		3714
3223	warn "loading config and database again";	3715	warn "loading config and database again";
3224	cf::cfg_load;	3716	cf::reload_config;
3225		3717
3226	warn "loading extensions";	3718	warn "loading extensions";
3227	cf::load_extensions;	3719	cf::load_extensions;
3228		3720
		3721	if ($REATTACH_ON_RELOAD) {
3229	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3230	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3231	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3232	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3233	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3234	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3235		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3236	warn "leaving sync_job";	3733	warn "leaving sync_job";
3237		3734
3238	1	3735	1
3239	} or do {	3736	} or do {
3240	warn $@;	3737	warn $@;
3241	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3242	exit 1;
3243	};	3739	};
3244		3740
3245	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3246	};	3747	};
3247		3748
3248	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3249		3750
3250	sub reload_perl() {	3751	sub reload_perl() {
3251	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3252	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3253		3754
3254	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3255	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3256	after => 0,	3757
3257	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3258	cb => sub {
3259	do_reload_perl;	3759	do_reload_perl;
3260	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3261	},	3761	};
3262	);	3762	};
3263	}	3763	}
3264		3764
3265	register_command "reload" => sub {	3765	register_command "reload" => sub {
3266	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3267		3767
3268	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3269	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3270	async { reload_perl };	3772	reload_perl;
		3773	};
3271	}	3774	}
3272	};	3775	};
3273		3776
3274	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3275		3778
…		…
3277		3780
3278	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3279	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3280		3783
3281	sub wait_for_tick {	3784	sub wait_for_tick {
3282	return unless $TICK_WATCHER->is_active;
3283	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3284		3786
3285	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3287	$signal->wait;	3789	$signal->wait;
3288	}	3790	}
3289		3791
3290	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3291	return unless $TICK_WATCHER->is_active;
3292	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3293		3794
3294	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3295	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3296	$signal->wait;	3797	$signal->wait;
3297	}	3798	}
3298		3799
3299	my $min = 1e6;#d#	3800	sub tick {
3300	my $avg = 10;
3301	$TICK_WATCHER = Event->timer (
3302	reentrant => 0,
3303	parked => 1,
3304	prio => 0,
3305	at => $NEXT_TICK || $TICK,
3306	data => WF_AUTOCANCEL,
3307	cb => sub {
3308	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3309	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3311	return;	3804	return;
3312	}	3805	}
3313		3806
3314	$NOW = $tick_start = Event::time;
3315
3316	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3317		3808
3318	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3319	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3320	my $t = Event::time;	3811	Coro::async_pool {
3321	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3322	or die;	3813	write_runtime_sync
3323		3814	or warn "ERROR: unable to write runtime file: $!";
3324	$map->width (50);
3325	$map->height (50);
3326	$map->alloc;
3327	$map->_load_objects ("/tmp/x.map", 1);
3328	my $t = Event::time - $t;
3329
3330	#next unless $t < 0.0013;#d#
3331	if ($t < $min) {
3332	$min = $t;
3333	}
3334	$avg = $avg * 0.99 + $t * 0.01;
3335	}
3336	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337	exit 0;
3338	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339	};	3815	};
		3816	}
3340		3817
3341	$RUNTIME += $TICK;
3342	$NEXT_TICK += $TICK;
3343
3344	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345	$NEXT_RUNTIME_WRITE = $NOW + 10;
3346	Coro::async_pool {
3347	write_runtime
3348	or warn "ERROR: unable to write runtime file: $!";
3349	};
3350	}
3351
3352	# my $AFTER = Event::time;
3353	# warn $AFTER - $NOW;#d#
3354
3355	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356	$sig->send;	3819	$sig->send;
3357	}	3820	}
3358	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3359	$sig->send;	3822	$sig->send;
3360	}	3823	}
3361		3824
3362	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364	# if we are delayed by four ticks or more, skip them all
3365	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367	$TICK_WATCHER->at ($NEXT_TICK);
3368	$TICK_WATCHER->start;
3369
3370	$LOAD = ($NOW - $tick_start) / $TICK;
3371	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372		3827
3373	_post_tick;	3828	if (0) {
3374		3829	if ($NEXT_TICK) {
3375		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3376	},	3834	}
3377	);	3835	}
3378		3836
3379	{	3837	{
3380	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3381	$BDB_POLL_WATCHER = Event->io (	3839
3382	reentrant => 0,
3383	fd => BDB::poll_fileno,
3384	poll => 'r',
3385	prio => 0,
3386	data => WF_AUTOCANCEL,
3387	cb => \&BDB::poll_cb,
3388	);
3389	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3390		3841	BDB::max_poll_reqs $TICK * 0.1;
3391	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3392	my $status;
3393	my $current = $Coro::current;
3394	(
3395	sub {
3396	$status = $!;
3397	$current->ready; undef $current;
3398	},
3399	sub {
3400	Coro::schedule while defined $current;
3401	$! = $status;
3402	},
3403	)
3404	};
3405		3843
3406	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3407	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408		3851
3409	cf::sync_job {	3852	cf::sync_job {
3410	eval {	3853	eval {
3411	BDB::db_env_open	3854	BDB::db_env_open
3412	$DB_ENV,	3855	$DB_ENV,
…		…
3414	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416	0666;	3859	0666;
3417		3860
3418	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421	$DB_ENV->set_lk_detect;
3422	};	3862	};
3423		3863
3424	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3425	};	3865	};
3426	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3427	}	3877	}
3428		3878
3429	{	3879	{
		3880	# configure IO::AIO
		3881
3430	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3431
3432	undef $Coro::AIO::WATCHER;
3433	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3434	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3435	reentrant => 0,
3436	data => WF_AUTOCANCEL,
3437	fd => IO::AIO::poll_fileno,
3438	poll => 'r',
3439	prio => 6,
3440	cb => \&IO::AIO::poll_cb,
3441	);
3442	}	3885	}
3443		3886
3444	my $_log_backtrace;	3887	my $_log_backtrace;
3445		3888
3446	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3449	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3450		3893
3451	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3452	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3453	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3454	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3455	my @bt = fork_call {	3901	my @bt = fork_call {
3456	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3457	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3467	}	3913	}
3468		3914
3469	@funcs	3915	@funcs
3470	};	3916	};
3471		3917
3472	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3474	--$_log_backtrace;	3921	--$_log_backtrace;
3475	};	3922	};
3476	} else {	3923	} else {
3477	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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