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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 1.460 by root, Mon Dec 15 17:04:53 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	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	}	1865	}
1774		1866
1775	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1776	# all maps in C++...	1868	# all maps in C++...
…		…
1870	sub find {	1962	sub find {
1871	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1872		1964
1873	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1874		1966
1875	cf::lock_wait "map_data:$path";#d#remove	1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1877		1969
1878	$cf::MAP{$path} || do {	1970	$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	1971	my $map = new_from_path cf::map $path
1883	or return;	1972	or return;
1884		1973
1885	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1886		1975
…		…
1888	or return;	1977	or return;
1889		1978
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
1893	undef $guard1;	1983	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	1984	$map->reset;
1896	return find $path;	1985	return find $path;
1897	}	1986	}
1898		1987
1899	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2015	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2016	$f->skip_block;
1928	$self->_load_objects ($f)	2017	$self->_load_objects ($f)
1929	or return;	2018	or return;
1930		2019
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1932	if delete $self->{load_original};	2021	if delete $self->{load_original};
1933		2022
1934	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2024	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2025	unless (aio_stat $uniq) {
…		…
1962	}	2051	}
1963		2052
1964	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1966		2055
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2057	}
1969		2058
1970	$self->post_load;	2059	$self->post_load;
1971	}	2060	}
1972		2061
…		…
2030	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2031		2120
2032	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2033		2122
2034	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2125	}
2037		2126
2038	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2039		2128
2040	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
2041	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2134	if (my $map = find $k) {
2044	$map->load if $v;	2135	$map->load if $v;
2045	}	2136	}
…		…
2071	return if $self->{deny_save};	2162	return if $self->{deny_save};
2072		2163
2073	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2074		2165
2075	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2077	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2078		2172
2079	if ($uniq) {	2173	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2176	} else {
…		…
2091	$self->save;	2185	$self->save;
2092		2186
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2188
2095	return if $self->players;	2189	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2191	return if $self->{deny_save};
2098		2192
2099	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2100		2194
2101	$self->deactivate;	2195	$self->deactivate;
…		…
2219		2313
2220	sub unique_maps() {	2314	sub unique_maps() {
2221	[	2315	[
2222	map {	2316	map {
2223	utf8::decode $_;	2317	utf8::decode $_;
2224	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2225	? normalise $_	2321	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2323	]
2229	}	2324	}
2230		2325
2231	package cf;
2232
2233	=back	2326	=back
2234		2327
2235	=head3 cf::object	2328	=head3 cf::object
2236		2329
2237	=cut	2330	=cut
…		…
2240		2333
2241	=over 4	2334	=over 4
2242		2335
2243	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2244		2337
2245	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2246		2340
2247	=cut	2341	=cut
2248		2342
2249	sub inv_recursive_;	2343	sub inv_recursive_;
2250	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2256	}	2350	}
2257		2351
2258	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2259		2353
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2355
2262	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2263		2357
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2267	=cut	2361	=cut
2268		2362
2269	sub deref {	2363	sub deref {
2270	my ($ref) = @_;	2364	my ($ref) = @_;
2271		2365
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2367	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2369	or return;
2279	$pl->ob->uuid eq $uuid	2370	$pl->ob->uuid eq $uuid
2280	or return;	2371	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2302		2393
2303	=cut	2394	=cut
2304		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2305	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2411	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2427
2323	} else {	2428	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2431	}
2327	}	2432	}
2328	}	2433	}
2329		2434
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2460
2356	=item $player_object->enter_link	2461	=item $player_object->enter_link
2357		2462
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2464
2360	The player should be reasonably safe there for short amounts of time. You	2465	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.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2362		2469
2363	Will never block.	2470	Will never block.
2364		2471
2365	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2366		2473
…		…
2424		2531
2425	$map->load;	2532	$map->load;
2426	$map->load_neighbours;	2533	$map->load_neighbours;
2427		2534
2428	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2429	$self->activate_recursive;	2537	$self->activate_recursive;
2430		2538
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2433	}	2541	}
…		…
2438	her, loading and preparing them map, calling the provided $check callback	2546	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	2547	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	2548	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2549	be called at the end of this process.
2442		2550
		2551	Note that $check will be called with a potentially non-loaded map, so if
		2552	it needs a loaded map it has to call C<< ->load >>.
		2553
2443	=cut	2554	=cut
2444		2555
2445	our $GOTOGEN;	2556	our $GOTOGEN;
2446		2557
2447	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2563
2453	$self->enter_link;	2564	$self->enter_link;
2454		2565
2455	(async {	2566	(async {
		2567	$Coro::current->{desc} = "player::goto $path $x $y";
		2568
2456	# *tag paths override both path and x|y	2569	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2570	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2571	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2572	my $ob = $obs[rand @obs];
2460		2573
…		…
2523	}	2636	}
2524		2637
2525	sub prepare_random_map {	2638	sub prepare_random_map {
2526	my ($exit) = @_;	2639	my ($exit) = @_;
2527		2640
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2643	# that depends on the exit object
2533		2644
2534	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2647	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2541	}	2654	}
2542		2655
2543	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2544		2657
2545	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2548		2661
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2664	undef $fh;
2552	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2553		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2556	}	2673	}
2557	}	2674	}
2558		2675
2559	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2561		2678
2562	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2563		2680
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;	2681	$self->enter_link;
2576		2682
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 {	2683	(async {
2582	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2583	unless (eval {	2686	unless (eval {
		2687	$self->deactivate_recursive; # just to be sure
		2688
		2689	# random map handling
		2690	{
		2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2692
		2693	prepare_random_map $exit
		2694	if $exit->slaying eq "/!";
		2695	}
		2696
		2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2698	my $x = $exit->stats->hp;
		2699	my $y = $exit->stats->sp;
		2700
2584	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2585		2702
		2703	# if exit is damned, update players death & WoR home-position
		2704	$self->contr->savebed ($map, $x, $y)
		2705	if $exit->flag (cf::FLAG_DAMNED);
		2706
2586	1;	2707	1
2587	}) {	2708	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2710	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2713
2593	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2623		2744
2624	=cut	2745	=cut
2625		2746
		2747	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2748	our %CHANNEL = (
2627	"c/identify" => {	2749	"c/identify" => {
2628	id => "identify",	2750	id => "infobox",
2629	title => "Identify",	2751	title => "Identify",
2630	reply => undef,	2752	reply => undef,
2631	tooltip => "Items recently identified",	2753	tooltip => "Items recently identified",
2632	},	2754	},
2633	"c/examine" => {	2755	"c/examine" => {
2634	id => "examine",	2756	id => "infobox",
2635	title => "Examine",	2757	title => "Examine",
2636	reply => undef,	2758	reply => undef,
2637	tooltip => "Signs and other items you examined",	2759	tooltip => "Signs and other items you examined",
2638	},	2760	},
		2761	"c/book" => {
		2762	id => "infobox",
		2763	title => "Book",
		2764	reply => undef,
		2765	tooltip => "The contents of a note or book",
		2766	},
		2767	"c/lookat" => {
		2768	id => "infobox",
		2769	title => "Look",
		2770	reply => undef,
		2771	tooltip => "What you saw there",
		2772	},
		2773	"c/who" => {
		2774	id => "infobox",
		2775	title => "Players",
		2776	reply => undef,
		2777	tooltip => "Shows players who are currently online",
		2778	},
		2779	"c/body" => {
		2780	id => "infobox",
		2781	title => "Body Parts",
		2782	reply => undef,
		2783	tooltip => "Shows which body parts you posess and are available",
		2784	},
		2785	"c/skills" => {
		2786	id => "infobox",
		2787	title => "Skills",
		2788	reply => undef,
		2789	tooltip => "Shows your experience per skill and item power",
		2790	},
		2791	"c/uptime" => {
		2792	id => "infobox",
		2793	title => "Uptime",
		2794	reply => undef,
		2795	tooltip => "How long the server has been running since last restart",
		2796	},
		2797	"c/mapinfo" => {
		2798	id => "infobox",
		2799	title => "Map Info",
		2800	reply => undef,
		2801	tooltip => "Information related to the maps",
		2802	},
		2803	"c/party" => {
		2804	id => "party",
		2805	title => "Party",
		2806	reply => "gsay ",
		2807	tooltip => "Messages and chat related to your party",
		2808	},
2639	);	2809	);
2640		2810
2641	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2813
2644	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2645		2816
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2818
2648	# check predefined channels, for the benefit of C	2819	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2820	if ($CHANNEL{$channel}) {
		2821	$channel = $CHANNEL{$channel};
2650		2822
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825
		2826	$channel = $channel->{id};
		2827
2651	if (ref $channel) {	2828	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2832	$self->ext_msg (channel_info => $channel)
2656	if $self->can_msg;	2833	if $self->can_msg;
…		…
2664	if ($self->can_msg) {	2841	if ($self->can_msg) {
2665	# default colour, mask it out	2842	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2844	if $color & cf::NDI_DEF;
2668		2845
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2849	);
		2850
		2851	# try lzf for large packets
		2852	$pkt = "lzf " . Compress::LZF::compress $pkt
		2853	if 1024 <= length $pkt and $self->{can_lzf};
		2854
		2855	# split very large packets
		2856	if (8192 < length $pkt and $self->{can_lzf}) {
		2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2858	$pkt = "frag";
		2859	}
		2860
		2861	$self->send_packet ($pkt);
2671	} else {	2862	} else {
2672	if ($color >= 0) {	2863	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones	2864	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {	2865	for ($msg) {
2675	1 while	2866	1 while
…		…
2873	=pod	3064	=pod
2874		3065
2875	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2876		3067
2877	cf::object	3068	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3069	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3070	insert remove name archname title slaying race decrease split
2880		3071
2881	cf::object::player	3072	cf::object::player
2882	player	3073	player
2883		3074
2884	cf::player	3075	cf::player
…		…
2889		3080
2890	=cut	3081	=cut
2891		3082
2892	for (	3083	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3085	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3086	decrease split destroy change_exp)],
2896	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2899	) {	3090	) {
2900	no strict 'refs';	3091	no strict 'refs';
…		…
3005	{	3196	{
3006	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
3007		3198
3008	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
3010	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3204	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};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014		3206
3015	cf::cede_to_tick;	3207	cf::cede_to_tick;
3016	}	3208	}
3017		3209
3018	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
3020	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
3021	or next;	3214	or next;
		3215
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3219	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3238	{
3045	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
3048		3242
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
		3244	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3246	my $data;
3054		3247
3055	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
3056	# prepend meta info	3249	# prepend meta info
3057		3250
3058	my $meta = $enc->encode ({	3251	my $meta = $enc->encode ({
3059	name => $name,	3252	name => $name,
3060	%{ $info->{meta} || {} },	3253	%{ $info->{meta} || {} },
3061	});	3254	});
3062		3255
3063	$data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
		3257	} else {
		3258	$data = $info->{data};
		3259	}
		3260
		3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3262	cf::face::set_type $idx, $info->{type};
3064	} else {	3263	} else {
3065	$data = $info->{data};	3264	$RESOURCE{$name} = $info;
3066	}	3265	}
3067		3266
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;	3267	cf::cede_to_tick;
3072	}	3268	}
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	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3272
3093	1	3273	1
3094	}	3274	}
		3275
		3276	cf::global->attach (on_resource_update => sub {
		3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3279
		3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3281	my $sound = $soundconf->{compat}[$_]
		3282	or next;
		3283
		3284	my $face = cf::face::find "sound/$sound->[1]";
		3285	cf::sound::set $sound->[0] => $face;
		3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3287	}
		3288
		3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3290	my $face = cf::face::find "sound/$v";
		3291	cf::sound::set $k => $face;
		3292	}
		3293	}
		3294	});
3095		3295
3096	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
3098		3298
3099	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
3101	}	3301	}
3102	};	3302	};
		3303
		3304	sub load_resource_file($) {
		3305	my $guard = lock_acquire "load_resource_file";
		3306
		3307	my $status = load_resource_file_ $_[0];
		3308	get_slot 0.1, 100;
		3309	cf::arch::commit_load;
		3310
		3311	$status
		3312	}
3103		3313
3104	sub reload_regions {	3314	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3315	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3316	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3317	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3331	}
3122		3332
3123	sub reload_archetypes {	3333	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3335	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	}	3336	}
3132		3337
3133	sub reload_treasures {	3338	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
3136	}	3341	}
3137		3342
3138	sub reload_resources {	3343	sub reload_resources {
3139	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
3140		3345
		3346	reload_facedata;
		3347	reload_archetypes;
3141	reload_regions;	3348	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3349	reload_treasures;
3146		3350
3147	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3352	}
3153		3353
3154	sub reload_config {	3354	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3356	or return;
3157		3357
3158	local $/;	3358	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3160		3360
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3362
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$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};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3170	};	3370	};
3171	warn $@ if $@;	3371	warn $@ if $@;
3172	}	3372	}
3173	}	3373	}
3174		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3175	sub main {	3394	sub main {
		3395	cf::init_globals; # initialise logging
		3396
		3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3401
		3402	cf::init_experience;
		3403	cf::init_anim;
		3404	cf::init_attackmess;
		3405	cf::init_dynamic;
		3406	cf::init_block;
		3407
		3408	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3409
3176	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3412	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3413	(async {
3180	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
3182	};	3417	};
3183		3418
		3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
3184	reload_config;	3423	reload_config;
3185	db_init;	3424	db_init;
		3425
		3426	cf::load_settings;
		3427	cf::load_materials;
		3428	cf::init_uuid;
		3429	cf::init_signals;
		3430	cf::init_commands;
		3431	cf::init_skills;
		3432
		3433	cf::init_beforeplay;
		3434
		3435	atomic;
		3436
3186	load_extensions;	3437	load_extensions;
3187		3438
3188	$TICK_WATCHER->start;	3439	utime time, time, $RUNTIMEFILE;
		3440
		3441	# no (long-running) fork's whatsoever before this point(!)
		3442	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3443
		3444	(pop @POST_INIT)->(0) while @POST_INIT;
		3445	};
		3446
3189	Event::loop;	3447	EV::loop;
3190	}	3448	}
3191		3449
3192	#############################################################################	3450	#############################################################################
3193	# initialisation and cleanup	3451	# initialisation and cleanup
3194		3452
3195	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
3196	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3457	$SIGWATCHER{$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";	3458	cf::cleanup "SIG$signal";
3205	},
3206	);	3459	};
3207	}	3460	}
3208	}	3461	}
3209		3462
3210	sub write_runtime {	3463	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
3215		3466
3216	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3468
3218	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
3219		3470
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3472	or return;
3222		3473
3223	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
3236		3487
3237	close $fh	3488	close $fh
3238	or return;	3489	or return;
3239		3490
3240	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3492	and return;
3242		3493
3243	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
3244		3495
3245	1	3496	1
		3497	}
		3498
		3499	our $uuid_lock;
		3500	our $uuid_skip;
		3501
		3502	sub write_uuid_sync($) {
		3503	$uuid_skip ||= $_[0];
		3504
		3505	return if $uuid_lock;
		3506	local $uuid_lock = 1;
		3507
		3508	my $uuid = "$LOCALDIR/uuid";
		3509
		3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3511	or return;
		3512
		3513	my $value = uuid_seq uuid_cur;
		3514
		3515	unless ($value) {
		3516	warn "cowardly refusing to write zero uuid value!\n";
		3517	return;
		3518	}
		3519
		3520	my $value = uuid_str $value + $uuid_skip;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
3246	}	3547	}
3247		3548
3248	sub emergency_save() {	3549	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3250		3551
3251	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
3252		3553
3253	cf::sync_job {	3554	cf::sync_job {
		3555	# this is a trade-off: we want to be very quick here, so
		3556	# save all maps without fsync, and later call a global sync
		3557	# (which in turn might be very very slow)
		3558	local $USE_FSYNC = 0;
		3559
3254	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3568	$pl->save;
3262	}	3569	}
3263	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
3264		3571
3265	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3575	$map->valid or next;
3269	$map->save;	3576	$map->save;
3270	}	3577	}
3271	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
3272		3579
3273	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3582	warn "emergency_perl_save: end database checkpoint\n";
		3583
		3584	warn "emergency_perl_save: begin write uuid\n";
		3585	write_uuid_sync 1;
		3586	warn "emergency_perl_save: end write uuid\n";
3276	};	3587	};
3277		3588
		3589	warn "emergency_perl_save: starting sync()\n";
		3590	IO::AIO::aio_sync sub {
		3591	warn "emergency_perl_save: finished sync()\n";
		3592	};
		3593
3278	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
3279	}	3595	}
3280		3596
3281	sub post_cleanup {	3597	sub post_cleanup {
3282	my ($make_core) = @_;	3598	my ($make_core) = @_;
3283		3599
3284	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3601	if $make_core;
		3602
		3603	my $fh = pidfile;
		3604	unlink $PIDFILE if <$fh> == $$;
		3605	}
		3606
		3607	# a safer delete_package, copied from Symbol
		3608	sub clear_package($) {
		3609	my $pkg = shift;
		3610
		3611	# expand to full symbol table name if needed
		3612	unless ($pkg =~ /^main::.*::$/) {
		3613	$pkg = "main$pkg" if $pkg =~ /^::/;
		3614	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3615	$pkg .= '::' unless $pkg =~ /::$/;
		3616	}
		3617
		3618	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3619	my $stem_symtab = *{$stem}{HASH};
		3620
		3621	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3622	or return;
		3623
		3624	# clear all symbols
		3625	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3626	for my $name (keys %$leaf_symtab) {
		3627	_gv_clear *{"$pkg$name"};
		3628	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3629	}
		3630	warn "cleared package $pkg\n";#d#
3286	}	3631	}
3287		3632
3288	sub do_reload_perl() {	3633	sub do_reload_perl() {
3289	# can/must only be called in main	3634	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
3292	return;	3637	return;
3293	}	3638	}
3294		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3295	warn "reloading...";	3645	warn "reloading...";
3296		3646
3297	warn "entering sync_job";	3647	warn "entering sync_job";
3298		3648
3299	cf::sync_job {	3649	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3651	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3303		3653
3304	warn "syncing database to disk";	3654	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3656
3307	# if anything goes wrong in here, we should simply crash as we already saved	3657	# if anything goes wrong in here, we should simply crash as we already saved
3308		3658
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$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	}	3662	}
3346		3663
3347	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3349	}	3666	%EXT_CORO = ();
3350		3667
3351	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3677	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3678
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3362	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3363	}	3688	}
3364		3689
3365	Symbol::delete_package $k;	3690	warn "unloading all perl modules loaded from $LIBDIR";
		3691	while (my ($k, $v) = each %INC) {
		3692	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3693
		3694	warn "... unloading $k";
		3695	delete $INC{$k};
		3696
		3697	$k =~ s/\.pm$//;
		3698	$k =~ s/\//::/g;
		3699
		3700	if (my $cb = $k->can ("unload_module")) {
		3701	$cb->();
		3702	}
		3703
		3704	clear_package $k;
3366	}	3705	}
3367		3706
3368	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3709	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3710
3372	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3375		3714
3376	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3716	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3379		3718
3380	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3381		3720
3382	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3383	require cf;	3722	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3724
3386	warn "loading config and database again";	3725	warn "loading config and database again";
3387	cf::reload_config;	3726	cf::reload_config;
3388		3727
3389	warn "loading extensions";	3728	warn "loading extensions";
3390	cf::load_extensions;	3729	cf::load_extensions;
3391		3730
		3731	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3398		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3399	warn "leaving sync_job";	3743	warn "leaving sync_job";
3400		3744
3401	1	3745	1
3402	} or do {	3746	} or do {
3403	warn $@;	3747	warn $@;
3404	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3749	};
3407		3750
3408	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3409	};	3757	};
3410		3758
3411	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3412		3760
3413	sub reload_perl() {	3761	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3416		3764
3417	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3767
3420	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3769	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3424	},	3771	};
3425	);	3772	};
3426	}	3773	}
3427		3774
3428	register_command "reload" => sub {	3775	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3430		3777
3431	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3782	reload_perl;
		3783	};
3434	}	3784	}
3435	};	3785	};
3436		3786
3437	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3438		3788
…		…
3440		3790
3441	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3443		3793
3444	sub wait_for_tick {	3794	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3796
3448	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3799	$signal->wait;
3451	}	3800	}
3452		3801
3453	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3804
3457	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3807	$signal->wait;
3460	}	3808	}
3461		3809
3462	$TICK_WATCHER = Event->timer (	3810	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 != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3472	return;	3814	return;
3473	}	3815	}
3474		3816
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3478		3818
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3821	Coro::async_pool {
		3822	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3823	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3824	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3825	};
		3826	}
3489		3827
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3829	$sig->send;
3492	}	3830	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3832	$sig->send;
3495	}	3833	}
3496		3834
3497	$NOW = Event::time;	3835	$LOAD = ($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;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3837
3508	_post_tick;	3838	if (0) {
		3839	if ($NEXT_TICK) {
		3840	my $jitter = $TICK_START - $NEXT_TICK;
		3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3842	warn "jitter $JITTER\n";#d#
		3843	}
3509	},	3844	}
3510	);	3845	}
3511		3846
3512	{	3847	{
		3848	# configure BDB
		3849
3513	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3851	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3852	$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	$! = $status;
3535	},
3536	)
3537	};
3538		3853
3539	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3855	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3856	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3857	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3858	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3859	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3860	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3861
3546	cf::sync_job {	3862	cf::sync_job {
3547	eval {	3863	eval {
…		…
3557		3873
3558	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3875	};
3560	}	3876	}
3561		3877
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3878	$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 { };	3879	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3880	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3881	$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 { };	3882	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3883	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3884	$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 { };	3885	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3886	};
3592	}	3887	}
3593		3888
3594	{	3889	{
		3890	# configure IO::AIO
		3891
3595	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3894	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	}	3895	}
3608		3896
3609	my $_log_backtrace;	3897	my $_log_backtrace;
3610		3898
3611	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3615		3903
3616	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3619	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3620	my @bt = fork_call {	3911	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3914	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3632	}	3923	}
3633		3924
3634	@funcs	3925	@funcs
3635	};	3926	};
3636		3927
3637	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	3931	--$_log_backtrace;
3640	};	3932	};
3641	} else {	3933	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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