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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	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
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
90	our %CFG;	117	our %CFG;
91		118
92	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
94		122
95	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
98		126
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		129
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		138
106	binmode STDOUT;	139	binmode STDOUT;
107	binmode STDERR;	140	binmode STDERR;
108		141
109	# read virtual server time, if available	142	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
114	}	147	}
115		148
116	mkdir $_	149	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		195
163	The raw value load value from the last tick.	196	The raw value load value from the last tick.
164		197
165	=item %cf::CFG	198	=item %cf::CFG
166		199
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	201	from wherever your confdir points to.
169		202
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		204
172	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
…		…
193	$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;
194		227
195	LOG llevError, $msg;	228	LOG llevError, $msg;
196	};	229	};
197	}	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#?
198		246
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	257	for my $pkg (qw(
210	cf::global cf::attachable	258	cf::global cf::attachable
211	cf::object cf::object::player	259	cf::object cf::object::player
212	cf::client cf::player	260	cf::client cf::player
213	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
214	cf::map cf::party cf::region	263	cf::party cf::region
215	)) {	264	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	266	}
219		267
220	$Event::DIED = sub {	268	$EV::DIED = sub {
221	warn "error in event callback: @_";	269	warn "error in event callback: @_";
222	};	270	};
223		271
224	#############################################################################	272	#############################################################################
225		273
…		…
248	$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;
249	$d	297	$d
250	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
251	}	299	}
252		300
253	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
254		302
255	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
256		304
257	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
258		306
259	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
260		308
261	=cut	309	=cut
262		310
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		312
265	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		329
268	=item cf::lock_wait $string	330	=item cf::lock_wait $string
269		331
270	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
271		333
272	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
273		335
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
277	returned.	339	returned.
278		340
279	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	342	deadlocked coro.
…		…
286		348
287	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.
288		350
289	=cut	351	=cut
290		352
291	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		354
294	sub lock_wait($) {	355	sub lock_wait($) {
295	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	357	}
308		358
309	sub lock_acquire($) {	359	sub lock_acquire($) {
310	my ($key) = @_;	360	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	361	}
324		362
325	sub lock_active($) {	363	sub lock_active($) {
326	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	365	}
330		366
331	sub freeze_mainloop {	367	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
333		369
334	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	371	}
336	};	372
337	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
338	$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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
356		403
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
359	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
360		409
361	while () {	410	while () {
362	next_job:	411	next_job:
363	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
371	}	420	}
372	}	421	}
373	}	422	}
374		423
375	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	427	$signal->wait;
379	} else {	428	} else {
380	Coro::schedule;	429	Coro::schedule;
381	}	430	}
382	}	431	}
383	};	432	};
384		433
385	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
386	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
387		438
388	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
390		441
…		…
404		455
405	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
406		457
407	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
408		459
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	463	acceptable.
413		464
414	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
415	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
…		…
420		471
421	sub sync_job(&) {	472	sub sync_job(&) {
422	my ($job) = @_;	473	my ($job) = @_;
423		474
424	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	476	my $time = EV::time;
426		477
427	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
429		480
430	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	482
432	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
433		484
434	my $busy = 1;	485	my $busy = 1;
435	my @res;	486	my @res;
436		487
437	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	490	@res = eval { $job->() };
439	warn $@ if $@;	491	warn $@ if $@;
440	undef $busy;	492	undef $busy;
441	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
442		494
443	while ($busy) {	495	while ($busy) {
444	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
445	}	500	}
		501	}
446		502
447	$time = Event::time - $time;	503	my $time = EV::time - $time;
448		504
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
453		506
454	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
455	} else {	508	} else {
456	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
457		510
…		…
482	=item fork_call { }, $args	535	=item fork_call { }, $args
483		536
484	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
485	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
488		541
489	=cut	542	=cut
490		543
491	sub fork_call(&@) {	544	sub fork_call(&@) {
492	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
499	reset_signals;	552	reset_signals;
500	&$cb	553	&$cb
501	}, @args;	554	}, @args;
502		555
503	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		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
504	}	584	}
505		585
506	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
507		587
508	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
647		727
648	#############################################################################	728	#############################################################################
649		729
650	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
651		731
652	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
653	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")
654	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
655		735
656	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>
657	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
658	Crossfire TRT).	738	Deliantra).
659		739
660	=over 4	740	=over 4
661		741
662	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
663		743
…		…
707	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
708		788
709	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
710	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
711		791
712	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		794
715	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
716		796
717	=over 4	797	=over 4
…		…
945	}	1025	}
946		1026
947	0	1027	0
948	}	1028	}
949		1029
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1031
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1033
954	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
955		1035
…		…
961		1041
962	=cut	1042	=cut
963		1043
964	#############################################################################	1044	#############################################################################
965	# object support	1045	# object support
966	#
967		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#
968	sub _can_merge {	1080	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
970		1082
971	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1084
975	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
976	}	1087	}
977		1088
978	sub reattach {	1089	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1091	my ($obj) = @_;
981		1092
		1093	# no longer needed after getting rid of delete_package?
982	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
983		1095
984	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
985		1097
986	@$registry = ();	1098	@$registry = ();
987		1099
…		…
1002	cf::attachable->attach (	1114	cf::attachable->attach (
1003	prio => -1000000,	1115	prio => -1000000,
1004	on_instantiate => sub {	1116	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1006		1118
1007	$data = from_json $data;	1119	$data = decode_json $data;
1008		1120
1009	for (@$data) {	1121	for (@$data) {
1010	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1011		1123
1012	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1036		1148
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1041	close $fh;	1153	aio_close $fh;
1042		1154
1043	if (@$objs) {	1155	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1049	close $fh;	1161	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1163	}
1052	} else {	1164	} else {
1053	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1054	}	1166	}
1055		1167
1056	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1172	} else {
1058	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1059	}	1174	}
1060	} else {	1175	} else {
1061	aio_unlink $filename;	1176	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1063	}	1178	}
…		…
1082		1197
1083	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1200	or return;
1086		1201
1087	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1088	}	1204	}
1089		1205
1090	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1153	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1154		1270
1155	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1156	}	1272	}
1157		1273
		1274	use File::Glob ();
		1275
1158	cf::player->attach (	1276	cf::player->attach (
1159	on_command => sub {	1277	on_command => sub {
1160	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1161		1279
1162	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1194		1312
1195	cf::override;	1313	cf::override;
1196	},	1314	},
1197	);	1315	);
1198		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1199	sub load_extensions {	1330	sub load_extensions {
1200	cf::sync_job {	1331	cf::sync_job {
1201	my %todo;	1332	my %todo;
1202		1333
1203	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1222		1353
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1356
1226	$ext{source} =	1357	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1229	. $source	1360	. $source
1230	. "\n};\n1";	1361	. "\n};\n1";
1231		1362
1232	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1250		1381
1251	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1383	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1385	}
1256		1386
1257	warn $msg;	1387	warn $msg;
1258	}	1388	}
1259		1389
…		…
1273		1403
1274	=back	1404	=back
1275		1405
1276	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1277		1407
1278	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1279		1409
1280	=cut	1410	=cut
1281		1411
1282	package cf::player;	1412	package cf::player;
1283		1413
…		…
1326		1456
1327	sub exists($) {	1457	sub exists($) {
1328	my ($login) = @_;	1458	my ($login) = @_;
1329		1459
1330	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1332	}	1462	}
1333		1463
1334	sub find($) {	1464	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1466	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1479	or return;
1350		1480
1351	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1352	or return;	1482	or return;
		1483
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1356	}	1487	}
1357	}	1488	}
…		…
1367		1498
1368	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1369		1500
1370	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1372		1505
1373	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1507	cf::cede_to_tick;
1375	}	1508	}
1376		1509
…		…
1408	my ($pl) = @_;	1541	my ($pl) = @_;
1409		1542
1410	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1411		1544
1412	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1413	$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
1414		1547
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1419		1554
1420	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1595
1461	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1462	my $path = path $login;	1597	my $path = path $login;
1463		1598
1464	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1605	}
1470		1606
…		…
1501	}	1637	}
1502		1638
1503	\@paths	1639	\@paths
1504	}	1640	}
1505		1641
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1643
1508	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1645
1557	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1558		1647
1559	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1560		1649
…		…
1627	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1629		1718
1630	sub generate_random_map {	1719	sub generate_random_map {
1631	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
1632	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1725	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1850
1759	# the temporary/swap location	1851	# the temporary/swap location
1760	sub save_path {	1852	sub save_path {
1761	my ($self) = @_;	1853	my ($self) = @_;
1762		1854
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1765	}	1857	}
1766		1858
1767	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1768	sub uniq_path {	1860	sub uniq_path {
1769	my ($self) = @_;	1861	my ($self) = @_;
1770		1862
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1865	}
1783		1866
1784	sub decay_objects {	1867	sub decay_objects {
1785	my ($self) = @_;	1868	my ($self) = @_;
1786		1869
…		…
1870	sub find {	1953	sub find {
1871	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1872		1955
1873	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1874		1957
1875	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1877		1960
1878	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1883	or return;	1963	or return;
1884		1964
1885	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1886		1966
…		…
1888	or return;	1968	or return;
1889		1969
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1893	undef $guard1;	1974	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	1975	$map->reset;
1896	return find $path;	1976	return find $path;
1897	}	1977	}
1898		1978
1899	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2007	$f->skip_block;
1928	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1929	or return;	2009	or return;
1930		2010
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1932	if delete $self->{load_original};	2012	if delete $self->{load_original};
1933		2013
1934	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2015	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2035	$self->decay_objects;
1956	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1957	$self->update_buttons;	2037	$self->update_buttons;
1958	cf::cede_to_tick;	2038	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2039	$self->activate;
1962	}	2040	}
1963		2041
1964	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1966		2044
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2046	}
1969		2047
1970	$self->post_load;	2048	$self->post_load;
1971	}	2049	}
1972		2050
…		…
2030	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2031		2109
2032	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2033		2111
2034	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2114	}
2037		2115
2038	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2039		2117
2040	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
2041	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2123	if (my $map = find $k) {
2044	$map->load if $v;	2124	$map->load if $v;
2045	}	2125	}
…		…
2071	return if $self->{deny_save};	2151	return if $self->{deny_save};
2072		2152
2073	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2074		2154
2075	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2077	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2078		2161
2079	if ($uniq) {	2162	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2165	} else {
…		…
2091	$self->save;	2174	$self->save;
2092		2175
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2177
2095	return if $self->players;	2178	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2180	return if $self->{deny_save};
2098		2181
2099	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2100		2183
2101	$self->deactivate;	2184	$self->deactivate;
…		…
2219		2302
2220	sub unique_maps() {	2303	sub unique_maps() {
2221	[	2304	[
2222	map {	2305	map {
2223	utf8::decode $_;	2306	utf8::decode $_;
2224	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2225	? normalise $_	2310	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2312	]
2229	}	2313	}
2230		2314
2231	package cf;
2232
2233	=back	2315	=back
2234		2316
2235	=head3 cf::object	2317	=head3 cf::object
2236		2318
2237	=cut	2319	=cut
…		…
2240		2322
2241	=over 4	2323	=over 4
2242		2324
2243	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2244		2326
2245	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.
2246		2329
2247	=cut	2330	=cut
2248		2331
2249	sub inv_recursive_;	2332	sub inv_recursive_;
2250	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2256	}	2339	}
2257		2340
2258	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2259		2342
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2344
2262	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2263		2346
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2267	=cut	2350	=cut
2268		2351
2269	sub deref {	2352	sub deref {
2270	my ($ref) = @_;	2353	my ($ref) = @_;
2271		2354
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2356	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2358	or return;
2279	$pl->ob->uuid eq $uuid	2359	$pl->ob->uuid eq $uuid
2280	or return;	2360	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2302		2382
2303	=cut	2383	=cut
2304		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	};
		2398
2305	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2400	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2416
2323	} else {	2417	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2420	}
2327	}	2421	}
2328	}	2422	}
2329		2423
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2449
2356	=item $player_object->enter_link	2450	=item $player_object->enter_link
2357		2451
2358	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}>).
2359		2453
2360	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.
2361	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.
2362		2458
2363	Will never block.	2459	Will never block.
2364		2460
2365	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2366		2462
…		…
2424		2520
2425	$map->load;	2521	$map->load;
2426	$map->load_neighbours;	2522	$map->load_neighbours;
2427		2523
2428	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2429	$self->activate_recursive;	2526	$self->activate_recursive;
2430		2527
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2433	}	2530	}
…		…
2438	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2439	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
2440	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
2441	be called at the end of this process.	2538	be called at the end of this process.
2442		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
2443	=cut	2543	=cut
2444		2544
2445	our $GOTOGEN;	2545	our $GOTOGEN;
2446		2546
2447	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2552
2453	$self->enter_link;	2553	$self->enter_link;
2454		2554
2455	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
2456	# *tag paths override both path and x|y	2558	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2559	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2561	my $ob = $obs[rand @obs];
2460		2562
…		…
2523	}	2625	}
2524		2626
2525	sub prepare_random_map {	2627	sub prepare_random_map {
2526	my ($exit) = @_;	2628	my ($exit) = @_;
2527		2629
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2632	# that depends on the exit object
2533		2633
2534	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2636	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2541	}	2643	}
2542		2644
2543	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2544		2646
2545	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2548		2650
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2653	undef $fh;
2552	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2553		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2556	}	2662	}
2557	}	2663	}
2558		2664
2559	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2561		2667
2562	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2563		2669
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2670	$self->enter_link;
2576		2671
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2672	(async {
2582	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2583	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
2584	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2585		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
2586	1;	2696	1
2587	}) {	2697	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "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. "
2590	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2702
2593	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2623		2733
2624	=cut	2734	=cut
2625		2735
		2736	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2737	our %CHANNEL = (
2627	"c/identify" => {	2738	"c/identify" => {
2628	id => "identify",	2739	id => "infobox",
2629	title => "Identify",	2740	title => "Identify",
2630	reply => undef,	2741	reply => undef,
2631	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2632	},	2743	},
2633	"c/examine" => {	2744	"c/examine" => {
2634	id => "examine",	2745	id => "infobox",
2635	title => "Examine",	2746	title => "Examine",
2636	reply => undef,	2747	reply => undef,
2637	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2638	},	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/death" => {
		2799	id => "death",
		2800	title => "Death",
		2801	reply => undef,
		2802	tooltip => "Reason for and more info about your most recent death",
		2803	},
		2804	"c/say" => $SAY_CHANNEL,
		2805	"c/chat" => $CHAT_CHANNEL,
2639	);	2806	);
2640		2807
2641	sub cf::client::send_msg {	2808	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2809	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2810
2644	$msg = $self->pl->expand_cfpod ($msg);	2811	$msg = $self->pl->expand_cfpod ($msg)
		2812	unless $color & cf::NDI_VERBATIM;
2645		2813
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2814	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2815
2648	# check predefined channels, for the benefit of C	2816	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2817	if ($CHANNEL{$channel}) {
		2818	$channel = $CHANNEL{$channel};
2650		2819
		2820	$self->ext_msg (channel_info => $channel);
		2821	$channel = $channel->{id};
		2822
2651	if (ref $channel) {	2823	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2824	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2825	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2826	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2827	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	2828	}
2658		2829
2659	$channel = $channel->{id};	2830	$channel = $channel->{id};
2660	}	2831	}
2661		2832
2662	return unless @extra || length $msg;	2833	return unless @extra || length $msg;
2663		2834
2664	if ($self->can_msg) {
2665	# default colour, mask it out	2835	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2836	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2837	if $color & cf::NDI_DEF;
2668		2838
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2839	my $pkt = "msg "
		2840	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2841	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	2842	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		2843
2683	$color &= cf::NDI_COLOR_MASK;	2844	# try lzf for large packets
		2845	$pkt = "lzf " . Compress::LZF::compress $pkt
		2846	if 1024 <= length $pkt and $self->{can_lzf};
2684		2847
2685	utf8::encode $msg;	2848	# split very large packets
2686		2849	if (8192 < length $pkt and $self->{can_lzf}) {
2687	if (0 && $msg =~ /\[/) {	2850	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2688	# COMMAND/INFO	2851	$pkt = "frag";
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}	2852	}
		2853
		2854	$self->send_packet ($pkt);
2696	}	2855	}
2697		2856
2698	=item $client->ext_msg ($type, @msg)	2857	=item $client->ext_msg ($type, @msg)
2699		2858
2700	Sends an ext event to the client.	2859	Sends an ext event to the client.
…		…
2873	=pod	3032	=pod
2874		3033
2875	The following functions and methods are available within a safe environment:	3034	The following functions and methods are available within a safe environment:
2876		3035
2877	cf::object	3036	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3037	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3038	insert remove name archname title slaying race decrease split
2880		3039
2881	cf::object::player	3040	cf::object::player
2882	player	3041	player
2883		3042
2884	cf::player	3043	cf::player
…		…
2889		3048
2890	=cut	3049	=cut
2891		3050
2892	for (	3051	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3052	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3053	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3054	decrease split destroy change_exp)],
2896	["cf::object::player" => qw(player)],	3055	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3056	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3057	["cf::map" => qw(trigger)],
2899	) {	3058	) {
2900	no strict 'refs';	3059	no strict 'refs';
…		…
3005	{	3164	{
3006	my $faces = $facedata->{faceinfo};	3165	my $faces = $facedata->{faceinfo};
3007		3166
3008	while (my ($face, $info) = each %$faces) {	3167	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3168	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3169
3010	cf::face::set_visibility $idx, $info->{visibility};	3170	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3171	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3172	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3173	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014		3174
3015	cf::cede_to_tick;	3175	cf::cede_to_tick;
3016	}	3176	}
3017		3177
3018	while (my ($face, $info) = each %$faces) {	3178	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3179	next unless $info->{smooth};
		3180
3020	my $idx = cf::face::find $face	3181	my $idx = cf::face::find $face
3021	or next;	3182	or next;
		3183
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3184	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3185	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3186	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3187	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3188	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3206	{
3045	# TODO: for gcfclient pleasure, we should give resources	3207	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3208	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3209	my $res = $facedata->{resource};
3048		3210
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3211	while (my ($name, $info) = each %$res) {
		3212	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3213	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3214	my $data;
3054		3215
3055	if ($info->{type} & 1) {	3216	if ($info->{type} & 1) {
3056	# prepend meta info	3217	# prepend meta info
3057		3218
3058	my $meta = $enc->encode ({	3219	my $meta = $enc->encode ({
3059	name => $name,	3220	name => $name,
3060	%{ $info->{meta} || {} },	3221	%{ $info->{meta} || {} },
3061	});	3222	});
3062		3223
3063	$data = pack "(w/a*)*", $meta, $info->{data};	3224	$data = pack "(w/a*)*", $meta, $info->{data};
		3225	} else {
		3226	$data = $info->{data};
		3227	}
		3228
		3229	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3230	cf::face::set_type $idx, $info->{type};
3064	} else {	3231	} else {
3065	$data = $info->{data};	3232	$RESOURCE{$name} = $info;
3066	}	3233	}
3067		3234
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3235	cf::cede_to_tick;
3072	}	3236	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3237	}
		3238
		3239	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3240
3093	1	3241	1
3094	}	3242	}
		3243
		3244	cf::global->attach (on_resource_update => sub {
		3245	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3246	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3247
		3248	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3249	my $sound = $soundconf->{compat}[$_]
		3250	or next;
		3251
		3252	my $face = cf::face::find "sound/$sound->[1]";
		3253	cf::sound::set $sound->[0] => $face;
		3254	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3255	}
		3256
		3257	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3258	my $face = cf::face::find "sound/$v";
		3259	cf::sound::set $k => $face;
		3260	}
		3261	}
		3262	});
3095		3263
3096	register_exticmd fx_want => sub {	3264	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3265	my ($ns, $want) = @_;
3098		3266
3099	while (my ($k, $v) = each %$want) {	3267	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3268	$ns->fx_want ($k, $v);
3101	}	3269	}
3102	};	3270	};
		3271
		3272	sub load_resource_file($) {
		3273	my $guard = lock_acquire "load_resource_file";
		3274
		3275	my $status = load_resource_file_ $_[0];
		3276	get_slot 0.1, 100;
		3277	cf::arch::commit_load;
		3278
		3279	$status
		3280	}
3103		3281
3104	sub reload_regions {	3282	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3283	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3284	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3285	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3299	}
3122		3300
3123	sub reload_archetypes {	3301	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3302	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3303	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3304	}
3132		3305
3133	sub reload_treasures {	3306	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3307	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3308	or die "unable to load treasurelists\n";
3136	}	3309	}
3137		3310
3138	sub reload_resources {	3311	sub reload_resources {
3139	warn "reloading resource files...\n";	3312	warn "reloading resource files...\n";
3140		3313
		3314	reload_facedata;
		3315	reload_archetypes;
3141	reload_regions;	3316	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3317	reload_treasures;
3146		3318
3147	warn "finished reloading resource files\n";	3319	warn "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3320	}
3153		3321
3154	sub reload_config {	3322	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3323	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3324	or return;
3157		3325
3158	local $/;	3326	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3327	*CFG = YAML::Load <$fh>;
3160		3328
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3329	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3330
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3331	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3332	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3170	};	3338	};
3171	warn $@ if $@;	3339	warn $@ if $@;
3172	}	3340	}
3173	}	3341	}
3174		3342
		3343	sub pidfile() {
		3344	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3345	or die "$PIDFILE: $!";
		3346	flock $fh, &Fcntl::LOCK_EX
		3347	or die "$PIDFILE: flock: $!";
		3348	$fh
		3349	}
		3350
		3351	# make sure only one server instance is running at any one time
		3352	sub atomic {
		3353	my $fh = pidfile;
		3354
		3355	my $pid = <$fh>;
		3356	kill 9, $pid if $pid > 0;
		3357
		3358	seek $fh, 0, 0;
		3359	print $fh $$;
		3360	}
		3361
3175	sub main {	3362	sub main {
		3363	cf::init_globals; # initialise logging
		3364
		3365	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3366	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3367	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3368	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3369
		3370	cf::init_experience;
		3371	cf::init_anim;
		3372	cf::init_attackmess;
		3373	cf::init_dynamic;
		3374
		3375	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3376
3176	# we must not ever block the main coroutine	3377	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3378	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3379	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3380	(async {
3180	Event::one_event;	3381	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3382	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3383	})->prio (Coro::PRIO_MAX);
3182	};	3384	};
3183		3385
		3386	evthread_start IO::AIO::poll_fileno;
		3387
		3388	cf::sync_job {
		3389	reload_resources;
3184	reload_config;	3390	reload_config;
3185	db_init;	3391	db_init;
		3392
		3393	cf::load_settings;
		3394	cf::load_materials;
		3395	cf::init_uuid;
		3396	cf::init_signals;
		3397	cf::init_commands;
		3398	cf::init_skills;
		3399
		3400	cf::init_beforeplay;
		3401
		3402	atomic;
		3403
3186	load_extensions;	3404	load_extensions;
3187		3405
3188	$TICK_WATCHER->start;	3406	utime time, time, $RUNTIMEFILE;
		3407
		3408	# no (long-running) fork's whatsoever before this point(!)
		3409	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3410
		3411	(pop @POST_INIT)->(0) while @POST_INIT;
		3412	};
		3413
3189	Event::loop;	3414	EV::loop;
3190	}	3415	}
3191		3416
3192	#############################################################################	3417	#############################################################################
3193	# initialisation and cleanup	3418	# initialisation and cleanup
3194		3419
3195	# install some emergency cleanup handlers	3420	# install some emergency cleanup handlers
3196	BEGIN {	3421	BEGIN {
		3422	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3423	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3425	cf::cleanup "SIG$signal";
3205	},
3206	);	3426	};
3207	}	3427	}
3208	}	3428	}
3209		3429
3210	sub write_runtime {	3430	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3431	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3432	# the fsync below can take a very very long time.
3215		3433
3216	IO::AIO::aio_utime $runtime, undef, undef;	3434	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3435
3218	my $guard = cf::lock_acquire "write_runtime";	3436	my $guard = cf::lock_acquire "write_runtime";
3219		3437
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3438	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3439	or return;
3222		3440
3223	my $value = $cf::RUNTIME + 90 + 10;	3441	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3442	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3443	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3453	aio_utime $fh, undef, undef;
3236		3454
3237	close $fh	3455	close $fh
3238	or return;	3456	or return;
3239		3457
3240	aio_rename "$runtime~", $runtime	3458	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3459	and return;
3242		3460
3243	warn "runtime file written.\n";	3461	warn "runtime file written.\n";
3244		3462
3245	1	3463	1
		3464	}
		3465
		3466	our $uuid_lock;
		3467	our $uuid_skip;
		3468
		3469	sub write_uuid_sync($) {
		3470	$uuid_skip ||= $_[0];
		3471
		3472	return if $uuid_lock;
		3473	local $uuid_lock = 1;
		3474
		3475	my $uuid = "$LOCALDIR/uuid";
		3476
		3477	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3478	or return;
		3479
		3480	my $value = uuid_seq uuid_cur;
		3481
		3482	unless ($value) {
		3483	warn "cowardly refusing to write zero uuid value!\n";
		3484	return;
		3485	}
		3486
		3487	my $value = uuid_str $value + $uuid_skip;
		3488	$uuid_skip = 0;
		3489
		3490	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3491	and return;
		3492
		3493	# always fsync - this file is important
		3494	aio_fsync $fh
		3495	and return;
		3496
		3497	close $fh
		3498	or return;
		3499
		3500	aio_rename "$uuid~", $uuid
		3501	and return;
		3502
		3503	warn "uuid file written ($value).\n";
		3504
		3505	1
		3506
		3507	}
		3508
		3509	sub write_uuid($$) {
		3510	my ($skip, $sync) = @_;
		3511
		3512	$sync ? write_uuid_sync $skip
		3513	: async { write_uuid_sync $skip };
3246	}	3514	}
3247		3515
3248	sub emergency_save() {	3516	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3517	my $freeze_guard = cf::freeze_mainloop;
3250		3518
3251	warn "enter emergency perl save\n";	3519	warn "emergency_perl_save: enter\n";
3252		3520
3253	cf::sync_job {	3521	cf::sync_job {
		3522	# this is a trade-off: we want to be very quick here, so
		3523	# save all maps without fsync, and later call a global sync
		3524	# (which in turn might be very very slow)
		3525	local $USE_FSYNC = 0;
		3526
3254	# use a peculiar iteration method to avoid tripping on perl	3527	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3528	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3530	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3535	$pl->save;
3262	}	3536	}
3263	warn "end emergency player save\n";	3537	warn "emergency_perl_save: end player save\n";
3264		3538
3265	warn "begin emergency map save\n";	3539	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3540	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3541	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3542	$map->valid or next;
3269	$map->save;	3543	$map->save;
3270	}	3544	}
3271	warn "end emergency map save\n";	3545	warn "emergency_perl_save: end map save\n";
3272		3546
3273	warn "begin emergency database checkpoint\n";	3547	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3549	warn "emergency_perl_save: end database checkpoint\n";
		3550
		3551	warn "emergency_perl_save: begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "emergency_perl_save: end write uuid\n";
3276	};	3554	};
3277		3555
		3556	warn "emergency_perl_save: starting sync()\n";
		3557	IO::AIO::aio_sync sub {
		3558	warn "emergency_perl_save: finished sync()\n";
		3559	};
		3560
3278	warn "leave emergency perl save\n";	3561	warn "emergency_perl_save: leave\n";
3279	}	3562	}
3280		3563
3281	sub post_cleanup {	3564	sub post_cleanup {
3282	my ($make_core) = @_;	3565	my ($make_core) = @_;
3283		3566
3284	warn Carp::longmess "post_cleanup backtrace"	3567	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3568	if $make_core;
		3569
		3570	my $fh = pidfile;
		3571	unlink $PIDFILE if <$fh> == $$;
		3572	}
		3573
		3574	# a safer delete_package, copied from Symbol
		3575	sub clear_package($) {
		3576	my $pkg = shift;
		3577
		3578	# expand to full symbol table name if needed
		3579	unless ($pkg =~ /^main::.*::$/) {
		3580	$pkg = "main$pkg" if $pkg =~ /^::/;
		3581	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3582	$pkg .= '::' unless $pkg =~ /::$/;
		3583	}
		3584
		3585	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3586	my $stem_symtab = *{$stem}{HASH};
		3587
		3588	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3589	or return;
		3590
		3591	# clear all symbols
		3592	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3593	for my $name (keys %$leaf_symtab) {
		3594	_gv_clear *{"$pkg$name"};
		3595	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3596	}
		3597	warn "cleared package $pkg\n";#d#
3286	}	3598	}
3287		3599
3288	sub do_reload_perl() {	3600	sub do_reload_perl() {
3289	# can/must only be called in main	3601	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3602	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3603	warn "can only reload from main coroutine";
3292	return;	3604	return;
3293	}	3605	}
3294		3606
		3607	return if $RELOAD++;
		3608
		3609	my $t1 = EV::time;
		3610
		3611	while ($RELOAD) {
3295	warn "reloading...";	3612	warn "reloading...";
3296		3613
3297	warn "entering sync_job";	3614	warn "entering sync_job";
3298		3615
3299	cf::sync_job {	3616	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3617	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3618	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3619	cf::write_runtime_sync; # external watchdog should not bark
3303		3620
3304	warn "syncing database to disk";	3621	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3623
3307	# if anything goes wrong in here, we should simply crash as we already saved	3624	# if anything goes wrong in here, we should simply crash as we already saved
3308		3625
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3626	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3627	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3628	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3629	}
3346		3630
3347	warn "... nuking $pkg";	3631	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3632	$_->cancel for values %EXT_CORO;
3349	}	3633	%EXT_CORO = ();
3350		3634
3351	warn "unloading all perl modules loaded from $LIBDIR";	3635	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3636	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3637
		3638	warn "removing ext/exti commands";
		3639	%EXTCMD = ();
		3640	%EXTICMD = ();
		3641
		3642	warn "unloading/nuking all extensions";
		3643	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3644	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3645
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3646	if (my $cb = $pkg->can ("unload")) {
		3647	eval {
3362	$cb->();	3648	$cb->($pkg);
		3649	1
		3650	} or warn "$pkg unloaded, but with errors: $@";
		3651	}
		3652
		3653	warn "... clearing $pkg";
		3654	clear_package $pkg;
3363	}	3655	}
3364		3656
3365	Symbol::delete_package $k;	3657	warn "unloading all perl modules loaded from $LIBDIR";
		3658	while (my ($k, $v) = each %INC) {
		3659	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3660
		3661	warn "... unloading $k";
		3662	delete $INC{$k};
		3663
		3664	$k =~ s/\.pm$//;
		3665	$k =~ s/\//::/g;
		3666
		3667	if (my $cb = $k->can ("unload_module")) {
		3668	$cb->();
		3669	}
		3670
		3671	clear_package $k;
3366	}	3672	}
3367		3673
3368	warn "getting rid of safe::, as good as possible";	3674	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3675	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3676	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3677
3372	warn "unloading cf.pm \"a bit\"";	3678	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3679	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3680	delete $INC{"cf/pod.pm"};
3375		3681
3376	# don't, removes xs symbols, too,	3682	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3683	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3684	#clear_package __PACKAGE__;
3379		3685
3380	warn "unload completed, starting to reload now";	3686	warn "unload completed, starting to reload now";
3381		3687
3382	warn "reloading cf.pm";	3688	warn "reloading cf.pm";
3383	require cf;	3689	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3690	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3691
3386	warn "loading config and database again";	3692	warn "loading config and database again";
3387	cf::reload_config;	3693	cf::reload_config;
3388		3694
3389	warn "loading extensions";	3695	warn "loading extensions";
3390	cf::load_extensions;	3696	cf::load_extensions;
3391		3697
		3698	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3699	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3700	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3701	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3702	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3703	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3704	reattach $_ for values %PLAYER;
		3705	}
3398		3706
		3707	warn "running post_init jobs";
		3708	(pop @POST_INIT)->(1) while @POST_INIT;
		3709
3399	warn "leaving sync_job";	3710	warn "leaving sync_job";
3400		3711
3401	1	3712	1
3402	} or do {	3713	} or do {
3403	warn $@;	3714	warn $@;
3404	warn "error while reloading, exiting.";	3715	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3716	};
3407		3717
3408	warn "reloaded";	3718	warn "reloaded";
		3719	--$RELOAD;
		3720	}
		3721
		3722	$t1 = EV::time - $t1;
		3723	warn "reload completed in ${t1}s\n";
3409	};	3724	};
3410		3725
3411	our $RELOAD_WATCHER; # used only during reload	3726	our $RELOAD_WATCHER; # used only during reload
3412		3727
3413	sub reload_perl() {	3728	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3729	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3730	# coro crashes during coro_state_free->destroy here.
3416		3731
3417	$RELOAD_WATCHER ||= Event->timer (	3732	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3733	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3734
3420	data => WF_AUTOCANCEL,	3735	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3736	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3737	undef $RELOAD_WATCHER;
3424	},	3738	};
3425	);	3739	};
3426	}	3740	}
3427		3741
3428	register_command "reload" => sub {	3742	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3743	my ($who, $arg) = @_;
3430		3744
3431	if ($who->flag (FLAG_WIZ)) {	3745	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3746	$who->message ("reloading server.");
		3747	async {
		3748	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3749	reload_perl;
		3750	};
3434	}	3751	}
3435	};	3752	};
3436		3753
3437	unshift @INC, $LIBDIR;	3754	unshift @INC, $LIBDIR;
3438		3755
…		…
3440		3757
3441	our @WAIT_FOR_TICK;	3758	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3759	our @WAIT_FOR_TICK_BEGIN;
3443		3760
3444	sub wait_for_tick {	3761	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3762	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3763
3448	my $signal = new Coro::Signal;	3764	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3765	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3766	$signal->wait;
3451	}	3767	}
3452		3768
3453	sub wait_for_tick_begin {	3769	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3771
3457	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3773	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3774	$signal->wait;
3460	}	3775	}
3461		3776
3462	$TICK_WATCHER = Event->timer (	3777	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3778	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3779	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3780	unless ++$bug_warning > 10;
3472	return;	3781	return;
3473	}	3782	}
3474		3783
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3784	cf::server_tick; # one server iteration
3478		3785
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3786	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3787	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3788	Coro::async_pool {
		3789	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3790	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3791	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3792	};
		3793	}
3489		3794
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3795	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3796	$sig->send;
3492	}	3797	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3798	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3799	$sig->send;
3495	}	3800	}
3496		3801
3497	$NOW = Event::time;	3802	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3803	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3804
3508	_post_tick;	3805	if (0) {
		3806	if ($NEXT_TICK) {
		3807	my $jitter = $TICK_START - $NEXT_TICK;
		3808	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3809	warn "jitter $JITTER\n";#d#
		3810	}
3509	},	3811	}
3510	);	3812	}
3511		3813
3512	{	3814	{
		3815	# configure BDB
		3816
3513	BDB::min_parallel 8;	3817	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3818	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3819	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		3820
3539	unless ($DB_ENV) {	3821	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3822	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3823	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3824	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3825	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3826	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3827	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3828
3546	cf::sync_job {	3829	cf::sync_job {
3547	eval {	3830	eval {
…		…
3557		3840
3558	cf::cleanup "db_env_open(db): $@" if $@;	3841	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3842	};
3560	}	3843	}
3561		3844
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3845	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3846	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3847	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3848	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3849	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3850	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3851	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3852	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3853	};
3592	}	3854	}
3593		3855
3594	{	3856	{
		3857	# configure IO::AIO
		3858
3595	IO::AIO::min_parallel 8;	3859	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3860	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3861	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	3862	}
3608		3863
3609	my $_log_backtrace;	3864	my $_log_backtrace;
3610		3865
3611	sub _log_backtrace {	3866	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	3869	$msg =~ s/\n//;
3615		3870
3616	# limit the # of concurrent backtraces	3871	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3872	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3873	++$_log_backtrace;
		3874	my $perl_bt = Carp::longmess $msg;
3619	async {	3875	async {
		3876	$Coro::current->{desc} = "abt $msg";
		3877
3620	my @bt = fork_call {	3878	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3879	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3880	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3881	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	3882	or die "addr2line: $!";
…		…
3632	}	3890	}
3633		3891
3634	@funcs	3892	@funcs
3635	};	3893	};
3636		3894
3637	LOG llevInfo, "[ABT] $msg\n";	3895	LOG llevInfo, "[ABT] $perl_bt\n";
		3896	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	3897	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	3898	--$_log_backtrace;
3640	};	3899	};
3641	} else {	3900	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	3901	LOG llevInfo, "[ABT] $msg\n";

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