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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.489 by root, Fri Oct 23 03:08:35 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	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	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290		379
291	sub lock_wait($) {	380	sub lock_wait($) {
292	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	382	}
300		383
301	sub lock_acquire($) {	384	sub lock_acquire($) {
302	my ($key) = @_;	385	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	386	}
314		387
315	sub lock_active($) {	388	sub lock_active($) {
316	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	390	}
320		391
321	sub freeze_mainloop {	392	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
323		394
324	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	396	}
326	};	397
327	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
328	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
329	}	411	}
330		412
331	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
332		414
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
346		428
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
349	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
350		434
351	while () {	435	while () {
352	next_job:	436	next_job:
353	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
361	}	445	}
362	}	446	}
363	}	447	}
364		448
365	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	452	$signal->wait;
369	} else {	453	} else {
370	Coro::schedule;	454	Coro::schedule;
371	}	455	}
372	}	456	}
373	};	457	};
374		458
375	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
376	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
377		463
378	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
380		466
…		…
394		480
395	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
396		482
397	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
398		484
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	488	acceptable.
403		489
404	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		496
411	sub sync_job(&) {	497	sub sync_job(&) {
412	my ($job) = @_;	498	my ($job) = @_;
413		499
414	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	501	my $time = EV::time;
416		502
417	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
419		505
420	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	507
422	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
423		509
424	my $busy = 1;	510	my $busy = 1;
425	my @res;	511	my @res;
426		512
427	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	515	@res = eval { $job->() };
429	warn $@ if $@;	516	warn $@ if $@;
430	undef $busy;	517	undef $busy;
431	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
432		519
433	while ($busy) {	520	while ($busy) {
434	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
435	}	525	}
		526	}
436		527
437	$time = Event::time - $time;	528	my $time = EV::time - $time;
438		529
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
443		531
444	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
445	} else {	533	} else {
446	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
447		535
…		…
472	=item fork_call { }, $args	560	=item fork_call { }, $args
473		561
474	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
478		566
479	=cut	567	=cut
480		568
481	sub fork_call(&@) {	569	sub fork_call(&@) {
482	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
483		571
484	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
487		575
488	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
489	reset_signals;	577	reset_signals;
490	&$cb	578	&$cb
491	}, @args;	579	}, @args;
492		580
493	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
494	}	582	}
495		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
496	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
497		612
498	Returns a single value from the environment database.	613	Returns a single value from the environment database.
499		614
500	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
501		616
502	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
505	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
506		643
507	our $DB;	644	our $DB;
508		645
509	sub db_init {	646	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	647	cf::sync_job {
514	eval {	648	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	649	};
524	}	650	}
525		651
526	sub db_get($$) {	652	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
528		654
…		…
626		752
627	#############################################################################	753	#############################################################################
628		754
629	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
630		756
631	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
634		760
635	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	763	Deliantra).
638		764
639	=over 4	765	=over 4
640		766
641	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
642		768
…		…
686	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
687		813
688	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
690		816
691	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
693		819
694	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
695		821
696	=over 4	822	=over 4
…		…
924	}	1050	}
925		1051
926	0	1052	0
927	}	1053	}
928		1054
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1056
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1058
933	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
934		1060
…		…
940		1066
941	=cut	1067	=cut
942		1068
943	#############################################################################	1069	#############################################################################
944	# object support	1070	# object support
945	#
946		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
947	sub _can_merge {	1105	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
949		1107
950	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1109
954	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
955	}	1112	}
956		1113
957	sub reattach {	1114	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1116	my ($obj) = @_;
960		1117
		1118	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1120
963	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
964		1122
965	@$registry = ();	1123	@$registry = ();
966		1124
…		…
981	cf::attachable->attach (	1139	cf::attachable->attach (
982	prio => -1000000,	1140	prio => -1000000,
983	on_instantiate => sub {	1141	on_instantiate => sub {
984	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
985		1143
986	$data = from_json $data;	1144	$data = decode_json $data;
987		1145
988	for (@$data) {	1146	for (@$data) {
989	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
990		1148
991	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1165	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1009		1167
1010	sync_job {	1168	sync_job {
1011	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1014		1173
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1019	close $fh;	1181	aio_close $fh;
1020		1182
1021	if (@$objs) {	1183	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1027	close $fh;	1192	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1194	}
1030	} else {	1195	} else {
1031	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1032	}	1197	}
1033		1198
1034	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1203	} else {
1036	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1037	}	1205	}
1038	} else {	1206	} else {
1039	aio_unlink $filename;	1207	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1041	}	1209	}
1042	}	1210	};
1043	}	1211	}
1044		1212
1045	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1047		1215
…		…
1059	or return;	1227	or return;
1060		1228
1061	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1231	or return;
		1232
1064	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1065	}	1235	}
1066		1236
		1237	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1069	return ($data, $av);	1241	($data, $av)
1070	}	1242	}
1071		1243
1072	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1073		1245
1074	=over 4	1246	=over 4
…		…
1128	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1129		1301
1130	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1131	}	1303	}
1132		1304
		1305	use File::Glob ();
		1306
1133	cf::player->attach (	1307	cf::player->attach (
1134	on_command => sub {	1308	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1136		1310
1137	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1169		1343
1170	cf::override;	1344	cf::override;
1171	},	1345	},
1172	);	1346	);
1173		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1174	sub load_extensions {	1361	sub load_extensions {
1175	cf::sync_job {	1362	cf::sync_job {
1176	my %todo;	1363	my %todo;
1177		1364
1178	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1384
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1387
1201	$ext{source} =	1388	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1204	. $source	1391	. $source
1205	. "\n};\n1";	1392	. "\n};\n1";
1206		1393
1207	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1225		1412
1226	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1414	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1416	}
1231		1417
1232	warn $msg;	1418	warn $msg;
1233	}	1419	}
1234		1420
…		…
1248		1434
1249	=back	1435	=back
1250		1436
1251	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1252		1438
1253	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1254		1440
1255	=cut	1441	=cut
1256		1442
1257	package cf::player;	1443	package cf::player;
1258		1444
1259	use Coro::AIO;	1445	use Coro::AIO;
1260		1446
1261	=head3 cf::player	1447	=head3 cf::player
1262		1448
1263	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1264		1464
1265	=item cf::player::find $login	1465	=item cf::player::find $login
1266		1466
1267	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1268		1468
…		…
1287		1487
1288	sub exists($) {	1488	sub exists($) {
1289	my ($login) = @_;	1489	my ($login) = @_;
1290		1490
1291	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1293	}	1493	}
1294		1494
1295	sub find($) {	1495	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1497	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1508
1309	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1312	}	1518	}
1313	}	1519	}
1314	}	1520	}
1315		1521
…		…
1323		1529
1324	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1325		1531
1326	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1328		1536
1329	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1538	cf::cede_to_tick;
1331	}	1539	}
1332		1540
…		…
1364	my ($pl) = @_;	1572	my ($pl) = @_;
1365		1573
1366	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1367		1575
1368	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1578
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1375		1585
1376	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1623	or return [];
1414		1624
1415	my @logins;	1625	my @logins;
1416		1626
1417	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1421		1637
1422	utf8::decode $login;	1638	utf8::decode $login;
1423	push @logins, $login;	1639	push @logins, $login;
1424	}	1640	}
1425		1641
…		…
1452	}	1668	}
1453		1669
1454	\@paths	1670	\@paths
1455	}	1671	}
1456		1672
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1674
1459	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1676
1508	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1509		1678
1510	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1511		1680
…		…
1578	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1580		1749
1581	sub generate_random_map {	1750	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1583	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1756	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1709		1881
1710	# the temporary/swap location	1882	# the temporary/swap location
1711	sub save_path {	1883	sub save_path {
1712	my ($self) = @_;	1884	my ($self) = @_;
1713		1885
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1716	}	1888	}
1717		1889
1718	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1719	sub uniq_path {	1891	sub uniq_path {
1720	my ($self) = @_;	1892	my ($self) = @_;
1721		1893
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1896	}
1734		1897
1735	sub decay_objects {	1898	sub decay_objects {
1736	my ($self) = @_;	1899	my ($self) = @_;
1737		1900
…		…
1750		1913
1751	sub load_header_from($) {	1914	sub load_header_from($) {
1752	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1753		1916
1754	utf8::encode $path;	1917	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1760		1926
1761	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1762		1928
1763	1	1929	1
1764	}	1930	}
…		…
1818	sub find {	1984	sub find {
1819	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1820		1986
1821	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1822		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1824		1991
1825	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1828	or return;	1994	or return;
1829		1995
1830	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1831		1997
…		…
1833	or return;	1999	or return;
1834		2000
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1838	$map->reset;	2006	$map->reset;
1839	undef $guard;
1840	return find $path;	2007	return find $path;
1841	}	2008	}
1842		2009
1843	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1844	}	2011	}
…		…
1853	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1854		2021
1855	my $path = $self->{path};	2022	my $path = $self->{path};
1856		2023
1857	{	2024	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2026
		2027	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2029
1863	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1864		2031
1865	$self->alloc;	2032	$self->alloc;
1866		2033
1867	$self->pre_load;	2034	$self->pre_load;
1868	cf::cede_to_tick;	2035	cf::cede_to_tick;
1869		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1871	or return;	2040	or return;
1872		2041
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1874	if delete $self->{load_original};	2043	if delete $self->{load_original};
1875		2044
1876	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2046	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2049	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1881	}	2053	}
1882	}	2054	}
		2055
		2056	$f->resolve_delayed_derefs;
1883		2057
1884	cf::cede_to_tick;	2058	cf::cede_to_tick;
1885	# now do the right thing for maps	2059	# now do the right thing for maps
1886	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2066	$self->decay_objects;
1893	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1894	$self->update_buttons;	2068	$self->update_buttons;
1895	cf::cede_to_tick;	2069	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2070	$self->activate;
1899	}	2071	}
1900		2072
1901	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1903		2075
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2077	}
1906		2078
1907	$self->post_load;	2079	$self->post_load;
1908	}	2080	}
1909		2081
…		…
1967	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
1968		2140
1969	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1970		2142
1971	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2145	}
1974		2146
1975	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
1976		2148
1977	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1978	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2154	if (my $map = find $k) {
1981	$map->load if $v;	2155	$map->load if $v;
1982	}	2156	}
…		…
2008	return if $self->{deny_save};	2182	return if $self->{deny_save};
2009		2183
2010	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2011		2185
2012	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2014	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2015		2192
2016	if ($uniq) {	2193	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2196	} else {
…		…
2028	$self->save;	2205	$self->save;
2029		2206
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2208
2032	return if $self->players;	2209	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2034	return if $self->{deny_save};	2211	return if $self->{deny_save};
2035		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2036	$self->clear;	2217	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2218	}
2039		2219
2040	sub reset_at {	2220	sub reset_at {
2041	my ($self) = @_;	2221	my ($self) = @_;
2042		2222
…		…
2060		2240
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2242
2063	return if $self->players;	2243	return if $self->players;
2064		2244
2065	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2066		2246
2067	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2068		2248
2069	# need to save uniques path	2249	# need to save uniques path
2070	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2254	if $uniq;
2075	}	2255	}
2076		2256
2077	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2078		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2261	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2262
2083	$self->unlink_save;	2263	$self->unlink_save;
2084	$self->destroy;	2264	$self->destroy;
2085	}	2265	}
2086		2266
…		…
2153		2333
2154	sub unique_maps() {	2334	sub unique_maps() {
2155	[	2335	[
2156	map {	2336	map {
2157	utf8::decode $_;	2337	utf8::decode $_;
2158	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2159	? normalise $_	2341	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2343	]
2163	}	2344	}
2164		2345
2165	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory). May block.
		2350
		2351	=cut
		2352
		2353	sub static_maps() {
		2354	my @dirs = "";
		2355	my @maps;
		2356
		2357	while (@dirs) {
		2358	my $dir = shift @dirs;
		2359
		2360	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2361	or return;
		2362
		2363	for (@$files) {
		2364	s/\.map$// or next;
		2365	utf8::decode $_;
		2366	push @maps, "$dir/$_";
		2367	}
		2368
		2369	push @dirs, map "$dir/$_", @$dirs;
		2370	}
		2371
		2372	\@maps
		2373	}
2166		2374
2167	=back	2375	=back
2168		2376
2169	=head3 cf::object	2377	=head3 cf::object
2170		2378
…		…
2174		2382
2175	=over 4	2383	=over 4
2176		2384
2177	=item $ob->inv_recursive	2385	=item $ob->inv_recursive
2178		2386
2179	Returns the inventory of the object _and_ their inventories, recursively.	2387	Returns the inventory of the object I<and> their inventories, recursively,
		2388	but I<not> the object itself.
2180		2389
2181	=cut	2390	=cut
2182		2391
2183	sub inv_recursive_;	2392	sub inv_recursive_;
2184	sub inv_recursive_ {	2393	sub inv_recursive_ {
…		…
2187		2396
2188	sub inv_recursive {	2397	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2398	inv_recursive_ inv $_[0]
2190	}	2399	}
2191		2400
		2401	=item $ref = $ob->ref
		2402
		2403	Creates and returns a persistent reference to an object that can be stored as a string.
		2404
		2405	=item $ob = cf::object::deref ($refstring)
		2406
		2407	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2408	even if the object actually exists. May block.
		2409
		2410	=cut
		2411
		2412	sub deref {
		2413	my ($ref) = @_;
		2414
		2415	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2416	my ($uuid, $name) = ($1, $2);
		2417	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2418	or return;
		2419	$pl->ob->uuid eq $uuid
		2420	or return;
		2421
		2422	$pl->ob
		2423	} else {
		2424	warn "$ref: cannot resolve object reference\n";
		2425	undef
		2426	}
		2427	}
		2428
2192	package cf;	2429	package cf;
2193		2430
2194	=back	2431	=back
2195		2432
2196	=head3 cf::object::player	2433	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2439	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2440	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2441	dialogue with the given NPC character.
2205		2442
2206	=cut	2443	=cut
		2444
		2445	our $SAY_CHANNEL = {
		2446	id => "say",
		2447	title => "Map",
		2448	reply => "say ",
		2449	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2450	};
		2451
		2452	our $CHAT_CHANNEL = {
		2453	id => "chat",
		2454	title => "Chat",
		2455	reply => "chat ",
		2456	tooltip => "Player chat and shouts, global to the server.",
		2457	};
2207		2458
2208	# rough implementation of a future "reply" method that works	2459	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2460	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2461	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2462	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2474	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2475	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2476
2226	} else {	2477	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2478	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2479	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2480	}
2230	}	2481	}
2231	}	2482	}
2232		2483
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2484	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2509
2259	=item $player_object->enter_link	2510	=item $player_object->enter_link
2260		2511
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2512	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2513
2263	The player should be reasonably safe there for short amounts of time. You	2514	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2515	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2516	though, as the palyer cannot control the character while it is on the link
		2517	map.
2265		2518
2266	Will never block.	2519	Will never block.
2267		2520
2268	=item $player_object->leave_link ($map, $x, $y)	2521	=item $player_object->leave_link ($map, $x, $y)
2269		2522
…		…
2327		2580
2328	$map->load;	2581	$map->load;
2329	$map->load_neighbours;	2582	$map->load_neighbours;
2330		2583
2331	return unless $self->contr->active;	2584	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2585
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2586	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2587	$self->enter_map ($map, $x, $y);
		2588
		2589	# only activate afterwards, to support waiting in hooks
		2590	$self->activate_recursive;
2336	}	2591	}
2337		2592
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2593	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2339		2594
2340	Moves the player to the given map-path and coordinates by first freezing	2595	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2596	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2597	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2598	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2599	be called at the end of this process.
2345		2600
		2601	Note that $check will be called with a potentially non-loaded map, so if
		2602	it needs a loaded map it has to call C<< ->load >>.
		2603
2346	=cut	2604	=cut
2347		2605
2348	our $GOTOGEN;	2606	our $GOTOGEN;
2349		2607
2350	sub cf::object::player::goto {	2608	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2612	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2613
2356	$self->enter_link;	2614	$self->enter_link;
2357		2615
2358	(async {	2616	(async {
		2617	$Coro::current->{desc} = "player::goto $path $x $y";
		2618
		2619	# *tag paths override both path and x|y
		2620	if ($path =~ /^\*(.*)$/) {
		2621	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2622	my $ob = $obs[rand @obs];
		2623
		2624	# see if we actually can go there
		2625	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2626	$ob = $obs[rand @obs];
		2627	} else {
		2628	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2629	}
		2630	# else put us there anyways for now #d#
		2631
		2632	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2633	} else {
		2634	($path, $x, $y) = (undef, undef, undef);
		2635	}
		2636	}
		2637
2359	my $map = eval {	2638	my $map = eval {
2360	my $map = cf::map::find $path;	2639	my $map = defined $path ? cf::map::find $path : undef;
2361		2640
2362	if ($map) {	2641	if ($map) {
2363	$map = $map->customise_for ($self);	2642	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2643	$map = $check->($map) if $check && $map;
2365	} else {	2644	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2645	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2646	}
2368		2647
2369	$map	2648	$map
2370	};	2649	};
2371		2650
…		…
2407	}	2686	}
2408		2687
2409	sub prepare_random_map {	2688	sub prepare_random_map {
2410	my ($exit) = @_;	2689	my ($exit) = @_;
2411		2690
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2691	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2692	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2693	# that depends on the exit object
2417		2694
2418	my $rmp = parse_random_map_params $exit->msg;	2695	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2697	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2698	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2699	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2700	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
		2702
		2703	$exit->map->touch;
2425	}	2704	}
2426		2705
2427	$rmp->{random_seed} ||= $exit->random_seed;	2706	$rmp->{random_seed} ||= $exit->random_seed;
2428		2707
2429	my $data = cf::to_json $rmp;	2708	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2709	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2710	my $meta = "$RANDOMDIR/$md5.meta";
2432		2711
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2712	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2713	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2714	undef $fh;
2436	aio_rename "$meta~", $meta;	2715	aio_rename "$meta~", $meta;
2437		2716
		2717	my $slaying = "?random/$md5";
		2718
		2719	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2720	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2721	$exit->msg (undef);
		2722	}
2440	}	2723	}
2441	}	2724	}
2442		2725
2443	sub cf::object::player::enter_exit {	2726	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2727	my ($self, $exit) = @_;
2445		2728
2446	return unless $self->type == cf::PLAYER;	2729	return unless $self->type == cf::PLAYER;
2447		2730
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2731	$self->enter_link;
2460		2732
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2733	(async {
2466	$self->deactivate_recursive; # just to be sure	2734	$Coro::current->{desc} = "enter_exit";
		2735
2467	unless (eval {	2736	unless (eval {
		2737	$self->deactivate_recursive; # just to be sure
		2738
		2739	# random map handling
		2740	{
		2741	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2742
		2743	prepare_random_map $exit
		2744	if $exit->slaying eq "/!";
		2745	}
		2746
		2747	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2748	my $x = $exit->stats->hp;
		2749	my $y = $exit->stats->sp;
		2750
2468	$self->goto ($slaying, $hp, $sp);	2751	$self->goto ($map, $x, $y);
2469		2752
		2753	# if exit is damned, update players death & WoR home-position
		2754	$self->contr->savebed ($map, $x, $y)
		2755	if $exit->flag (cf::FLAG_DAMNED);
		2756
2470	1;	2757	1
2471	}) {	2758	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2759	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2760	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2761	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2762	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2763
2477	warn "ERROR in enter_exit: $@";	2764	warn "ERROR in enter_exit: $@";
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2792	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2793	the message unless the client supports the msg packet.
2507		2794
2508	=cut	2795	=cut
2509		2796
		2797	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2798	our %CHANNEL = (
		2799	"c/motd" => {
		2800	id => "infobox",
		2801	title => "MOTD",
		2802	reply => undef,
		2803	tooltip => "The message of the day",
		2804	},
2511	"c/identify" => {	2805	"c/identify" => {
2512	id => "identify",	2806	id => "infobox",
2513	title => "Identify",	2807	title => "Identify",
2514	reply => undef,	2808	reply => undef,
2515	tooltip => "Items recently identified",	2809	tooltip => "Items recently identified",
2516	},	2810	},
2517	"c/examine" => {	2811	"c/examine" => {
2518	id => "examine",	2812	id => "infobox",
2519	title => "Examine",	2813	title => "Examine",
2520	reply => undef,	2814	reply => undef,
2521	tooltip => "Signs and other items you examined",	2815	tooltip => "Signs and other items you examined",
2522	},	2816	},
		2817	"c/shopinfo" => {
		2818	id => "infobox",
		2819	title => "Shop Info",
		2820	reply => undef,
		2821	tooltip => "What your bargaining skill tells you about the shop",
		2822	},
		2823	"c/book" => {
		2824	id => "infobox",
		2825	title => "Book",
		2826	reply => undef,
		2827	tooltip => "The contents of a note or book",
		2828	},
		2829	"c/lookat" => {
		2830	id => "infobox",
		2831	title => "Look",
		2832	reply => undef,
		2833	tooltip => "What you saw there",
		2834	},
		2835	"c/who" => {
		2836	id => "infobox",
		2837	title => "Players",
		2838	reply => undef,
		2839	tooltip => "Shows players who are currently online",
		2840	},
		2841	"c/body" => {
		2842	id => "infobox",
		2843	title => "Body Parts",
		2844	reply => undef,
		2845	tooltip => "Shows which body parts you posess and are available",
		2846	},
		2847	"c/statistics" => {
		2848	id => "infobox",
		2849	title => "Statistics",
		2850	reply => undef,
		2851	tooltip => "Shows your primary statistics",
		2852	},
		2853	"c/skills" => {
		2854	id => "infobox",
		2855	title => "Skills",
		2856	reply => undef,
		2857	tooltip => "Shows your experience per skill and item power",
		2858	},
		2859	"c/shopitems" => {
		2860	id => "infobox",
		2861	title => "Shop Items",
		2862	reply => undef,
		2863	tooltip => "Shows the items currently for sale in this shop",
		2864	},
		2865	"c/resistances" => {
		2866	id => "infobox",
		2867	title => "Resistances",
		2868	reply => undef,
		2869	tooltip => "Shows your resistances",
		2870	},
		2871	"c/pets" => {
		2872	id => "infobox",
		2873	title => "Pets",
		2874	reply => undef,
		2875	tooltip => "Shows information abotu your pets/a specific pet",
		2876	},
		2877	"c/perceiveself" => {
		2878	id => "infobox",
		2879	title => "Perceive Self",
		2880	reply => undef,
		2881	tooltip => "You gained detailed knowledge about yourself",
		2882	},
		2883	"c/uptime" => {
		2884	id => "infobox",
		2885	title => "Uptime",
		2886	reply => undef,
		2887	tooltip => "How long the server has been running since last restart",
		2888	},
		2889	"c/mapinfo" => {
		2890	id => "infobox",
		2891	title => "Map Info",
		2892	reply => undef,
		2893	tooltip => "Information related to the maps",
		2894	},
		2895	"c/party" => {
		2896	id => "party",
		2897	title => "Party",
		2898	reply => "gsay ",
		2899	tooltip => "Messages and chat related to your party",
		2900	},
		2901	"c/death" => {
		2902	id => "death",
		2903	title => "Death",
		2904	reply => undef,
		2905	tooltip => "Reason for and more info about your most recent death",
		2906	},
		2907	"c/say" => $SAY_CHANNEL,
		2908	"c/chat" => $CHAT_CHANNEL,
2523	);	2909	);
2524		2910
2525	sub cf::client::send_msg {	2911	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	2912	my ($self, $channel, $msg, $color, @extra) = @_;
2527		2913
2528	$msg = $self->pl->expand_cfpod ($msg);	2914	$msg = $self->pl->expand_cfpod ($msg)
		2915	unless $color & cf::NDI_VERBATIM;
2529		2916
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	2917	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		2918
2532	# check predefined channels, for the benefit of C	2919	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2920	if ($CHANNEL{$channel}) {
		2921	$channel = $CHANNEL{$channel};
2534		2922
		2923	$self->ext_msg (channel_info => $channel);
		2924	$channel = $channel->{id};
		2925
2535	if (ref $channel) {	2926	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	2927	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	2928	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	2929	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	2930	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	2931	}
2542		2932
2543	$channel = $channel->{id};	2933	$channel = $channel->{id};
2544	}	2934	}
2545		2935
2546	return unless @extra || length $msg;	2936	return unless @extra || length $msg;
2547		2937
2548	if ($self->can_msg) {
2549	# default colour, mask it out	2938	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2939	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	2940	if $color & cf::NDI_DEF;
2552		2941
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	2942	my $pkt = "msg "
		2943	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2944	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	2945	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		2946
2567	$color &= cf::NDI_COLOR_MASK;	2947	# try lzf for large packets
		2948	$pkt = "lzf " . Compress::LZF::compress $pkt
		2949	if 1024 <= length $pkt and $self->{can_lzf};
2568		2950
2569	utf8::encode $msg;	2951	# split very large packets
2570		2952	if (8192 < length $pkt and $self->{can_lzf}) {
2571	if (0 && $msg =~ /\[/) {	2953	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2572	# COMMAND/INFO	2954	$pkt = "frag";
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}	2955	}
		2956
		2957	$self->send_packet ($pkt);
2580	}	2958	}
2581		2959
2582	=item $client->ext_msg ($type, @msg)	2960	=item $client->ext_msg ($type, @msg)
2583		2961
2584	Sends an ext event to the client.	2962	Sends an ext event to the client.
…		…
2757	=pod	3135	=pod
2758		3136
2759	The following functions and methods are available within a safe environment:	3137	The following functions and methods are available within a safe environment:
2760		3138
2761	cf::object	3139	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3140	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3141	insert remove name archname title slaying race decrease split
		3142	value
2764		3143
2765	cf::object::player	3144	cf::object::player
2766	player	3145	player
2767		3146
2768	cf::player	3147	cf::player
…		…
2773		3152
2774	=cut	3153	=cut
2775		3154
2776	for (	3155	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3156	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3157	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3158	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3159	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3160	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3161	["cf::map" => qw(trigger)],
2783	) {	3162	) {
2784	no strict 'refs';	3163	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3164	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3165	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2803	my ($code, %vars) = @_;	3182	my ($code, %vars) = @_;
2804		3183
2805	my $qcode = $code;	3184	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3185	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3186	$qcode =~ s/\n/\\n/g;
		3187
		3188	%vars = (_dummy => 0) unless %vars;
2808		3189
2809	local $_;	3190	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;	3191	local @safe::cf::_safe_eval_args = values %vars;
2811		3192
2812	my $eval =	3193	my $eval =
…		…
2889	{	3270	{
2890	my $faces = $facedata->{faceinfo};	3271	my $faces = $facedata->{faceinfo};
2891		3272
2892	while (my ($face, $info) = each %$faces) {	3273	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3274	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3275
2894	cf::face::set_visibility $idx, $info->{visibility};	3276	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3277	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3278	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3279	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2898		3280
2899	cf::cede_to_tick;	3281	cf::cede_to_tick;
2900	}	3282	}
2901		3283
2902	while (my ($face, $info) = each %$faces) {	3284	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3285	next unless $info->{smooth};
		3286
2904	my $idx = cf::face::find $face	3287	my $idx = cf::face::find $face
2905	or next;	3288	or next;
		3289
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3290	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3291	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3292	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3293	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3294	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2928	{	3312	{
2929	# TODO: for gcfclient pleasure, we should give resources	3313	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.	3314	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3315	my $res = $facedata->{resource};
2932		3316
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3317	while (my ($name, $info) = each %$res) {
		3318	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3319	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;	3320	my $data;
2938		3321
2939	if ($info->{type} & 1) {	3322	if ($info->{type} & 1) {
2940	# prepend meta info	3323	# prepend meta info
2941		3324
2942	my $meta = $enc->encode ({	3325	my $meta = $enc->encode ({
2943	name => $name,	3326	name => $name,
2944	%{ $info->{meta} || {} },	3327	%{ $info->{meta} || {} },
2945	});	3328	});
2946		3329
2947	$data = pack "(w/a*)*", $meta, $info->{data};	3330	$data = pack "(w/a*)*", $meta, $info->{data};
		3331	} else {
		3332	$data = $info->{data};
		3333	}
		3334
		3335	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3336	cf::face::set_type $idx, $info->{type};
2948	} else {	3337	} else {
2949	$data = $info->{data};	3338	$RESOURCE{$name} = $info;
2950	}	3339	}
2951		3340
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3341	cf::cede_to_tick;
2956	}	3342	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3343	}
		3344
		3345	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3346
2977	1	3347	1
2978	}	3348	}
		3349
		3350	cf::global->attach (on_resource_update => sub {
		3351	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3352	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3353
		3354	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3355	my $sound = $soundconf->{compat}[$_]
		3356	or next;
		3357
		3358	my $face = cf::face::find "sound/$sound->[1]";
		3359	cf::sound::set $sound->[0] => $face;
		3360	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3361	}
		3362
		3363	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3364	my $face = cf::face::find "sound/$v";
		3365	cf::sound::set $k => $face;
		3366	}
		3367	}
		3368	});
2979		3369
2980	register_exticmd fx_want => sub {	3370	register_exticmd fx_want => sub {
2981	my ($ns, $want) = @_;	3371	my ($ns, $want) = @_;
2982		3372
2983	while (my ($k, $v) = each %$want) {	3373	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3374	$ns->fx_want ($k, $v);
2985	}	3375	}
2986	};	3376	};
		3377
		3378	sub load_resource_file($) {
		3379	my $guard = lock_acquire "load_resource_file";
		3380
		3381	my $status = load_resource_file_ $_[0];
		3382	get_slot 0.1, 100;
		3383	cf::arch::commit_load;
		3384
		3385	$status
		3386	}
2987		3387
2988	sub reload_regions {	3388	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3389	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3390	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3391	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3405	}
3006		3406
3007	sub reload_archetypes {	3407	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3408	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3409	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3410	}
3016		3411
3017	sub reload_treasures {	3412	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3413	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3414	or die "unable to load treasurelists\n";
3020	}	3415	}
3021		3416
3022	sub reload_resources {	3417	sub reload_resources {
3023	warn "reloading resource files...\n";	3418	warn "reloading resource files...\n";
3024		3419
		3420	reload_facedata;
		3421	reload_archetypes;
3025	reload_regions;	3422	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3423	reload_treasures;
3030		3424
3031	warn "finished reloading resource files\n";	3425	warn "finished reloading resource files\n";
3032	}	3426	}
3033		3427
3034	sub init {
3035	reload_resources;
3036	}
3037
3038	sub reload_config {	3428	sub reload_config {
		3429	warn "reloading config file...\n";
		3430
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3431	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3432	or return;
3041		3433
3042	local $/;	3434	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3435	*CFG = YAML::XS::Load scalar <$fh>;
3044		3436
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3437	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3046		3438
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3439	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3440	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3052	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3444	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3053	and die "WARNING: m(un)lockall failed: $!\n";	3445	and die "WARNING: m(un)lockall failed: $!\n";
3054	};	3446	};
3055	warn $@ if $@;	3447	warn $@ if $@;
3056	}	3448	}
		3449
		3450	warn "finished reloading resource files\n";
		3451	}
		3452
		3453	sub pidfile() {
		3454	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3455	or die "$PIDFILE: $!";
		3456	flock $fh, &Fcntl::LOCK_EX
		3457	or die "$PIDFILE: flock: $!";
		3458	$fh
		3459	}
		3460
		3461	# make sure only one server instance is running at any one time
		3462	sub atomic {
		3463	my $fh = pidfile;
		3464
		3465	my $pid = <$fh>;
		3466	kill 9, $pid if $pid > 0;
		3467
		3468	seek $fh, 0, 0;
		3469	print $fh $$;
		3470	}
		3471
		3472	sub main_loop {
		3473	warn "EV::loop starting\n";
		3474	if (1) {
		3475	EV::loop;
		3476	}
		3477	warn "EV::loop returned\n";
		3478	goto &main_loop unless $REALLY_UNLOOP;
3057	}	3479	}
3058		3480
3059	sub main {	3481	sub main {
		3482	cf::init_globals; # initialise logging
		3483
		3484	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3485	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3486	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3487	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3488
		3489	cf::init_experience;
		3490	cf::init_anim;
		3491	cf::init_attackmess;
		3492	cf::init_dynamic;
		3493
		3494	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3495
3060	# we must not ever block the main coroutine	3496	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3497	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3498	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3499	(async {
3064	Event::one_event;	3500	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3501	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3502	})->prio (Coro::PRIO_MAX);
3066	};	3503	};
3067		3504
		3505	evthread_start IO::AIO::poll_fileno;
		3506
		3507	cf::sync_job {
		3508	reload_resources;
3068	reload_config;	3509	reload_config;
3069	db_init;	3510	db_init;
		3511
		3512	cf::load_settings;
		3513	cf::load_materials;
		3514	cf::init_uuid;
		3515	cf::init_signals;
		3516	cf::init_commands;
		3517	cf::init_skills;
		3518
		3519	cf::init_beforeplay;
		3520
		3521	atomic;
		3522
3070	load_extensions;	3523	load_extensions;
3071		3524
3072	$TICK_WATCHER->start;	3525	utime time, time, $RUNTIMEFILE;
3073	Event::loop;	3526
		3527	# no (long-running) fork's whatsoever before this point(!)
		3528	use POSIX ();
		3529	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3530
		3531	(pop @POST_INIT)->(0) while @POST_INIT;
		3532	};
		3533
		3534	main_loop;
3074	}	3535	}
3075		3536
3076	#############################################################################	3537	#############################################################################
3077	# initialisation and cleanup	3538	# initialisation and cleanup
3078		3539
3079	# install some emergency cleanup handlers	3540	# install some emergency cleanup handlers
3080	BEGIN {	3541	BEGIN {
		3542	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3543	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3544	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3545	cf::cleanup "SIG$signal";
3089	},
3090	);	3546	};
3091	}	3547	}
3092	}	3548	}
3093		3549
3094	sub write_runtime {	3550	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";
3096
3097	# first touch the runtime file to show we are still running:	3551	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3552	# the fsync below can take a very very long time.
3099		3553
3100	IO::AIO::aio_utime $runtime, undef, undef;	3554	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3555
3102	my $guard = cf::lock_acquire "write_runtime";	3556	my $guard = cf::lock_acquire "write_runtime";
3103		3557
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3558	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3105	or return;	3559	or return;
3106		3560
3107	my $value = $cf::RUNTIME + 90 + 10;	3561	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3562	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3563	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3573	aio_utime $fh, undef, undef;
3120		3574
3121	close $fh	3575	close $fh
3122	or return;	3576	or return;
3123		3577
3124	aio_rename "$runtime~", $runtime	3578	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3579	and return;
3126		3580
3127	warn "runtime file written.\n";	3581	warn "runtime file written.\n";
3128		3582
3129	1	3583	1
		3584	}
		3585
		3586	our $uuid_lock;
		3587	our $uuid_skip;
		3588
		3589	sub write_uuid_sync($) {
		3590	$uuid_skip ||= $_[0];
		3591
		3592	return if $uuid_lock;
		3593	local $uuid_lock = 1;
		3594
		3595	my $uuid = "$LOCALDIR/uuid";
		3596
		3597	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3598	or return;
		3599
		3600	my $value = uuid_seq uuid_cur;
		3601
		3602	unless ($value) {
		3603	warn "cowardly refusing to write zero uuid value!\n";
		3604	return;
		3605	}
		3606
		3607	my $value = uuid_str $value + $uuid_skip;
		3608	$uuid_skip = 0;
		3609
		3610	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3611	and return;
		3612
		3613	# always fsync - this file is important
		3614	aio_fsync $fh
		3615	and return;
		3616
		3617	close $fh
		3618	or return;
		3619
		3620	aio_rename "$uuid~", $uuid
		3621	and return;
		3622
		3623	warn "uuid file written ($value).\n";
		3624
		3625	1
		3626
		3627	}
		3628
		3629	sub write_uuid($$) {
		3630	my ($skip, $sync) = @_;
		3631
		3632	$sync ? write_uuid_sync $skip
		3633	: async { write_uuid_sync $skip };
3130	}	3634	}
3131		3635
3132	sub emergency_save() {	3636	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3637	my $freeze_guard = cf::freeze_mainloop;
3134		3638
3135	warn "enter emergency perl save\n";	3639	warn "emergency_perl_save: enter\n";
3136		3640
3137	cf::sync_job {	3641	cf::sync_job {
		3642	# this is a trade-off: we want to be very quick here, so
		3643	# save all maps without fsync, and later call a global sync
		3644	# (which in turn might be very very slow)
		3645	local $USE_FSYNC = 0;
		3646
3138	# use a peculiar iteration method to avoid tripping on perl	3647	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3648	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3649	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3650	warn "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3651	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3652	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3653	$pl->valid or next;
		3654	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3655	$pl->save;
3146	}	3656	}
3147	warn "end emergency player save\n";	3657	warn "emergency_perl_save: end player save\n";
3148		3658
3149	warn "begin emergency map save\n";	3659	warn "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3660	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3661	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3662	$map->valid or next;
3153	$map->save;	3663	$map->save;
3154	}	3664	}
3155	warn "end emergency map save\n";	3665	warn "emergency_perl_save: end map save\n";
3156		3666
3157	warn "begin emergency database checkpoint\n";	3667	warn "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3668	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3669	warn "emergency_perl_save: end database checkpoint\n";
		3670
		3671	warn "emergency_perl_save: begin write uuid\n";
		3672	write_uuid_sync 1;
		3673	warn "emergency_perl_save: end write uuid\n";
3160	};	3674	};
3161		3675
		3676	warn "emergency_perl_save: starting sync()\n";
		3677	IO::AIO::aio_sync sub {
		3678	warn "emergency_perl_save: finished sync()\n";
		3679	};
		3680
3162	warn "leave emergency perl save\n";	3681	warn "emergency_perl_save: leave\n";
3163	}	3682	}
3164		3683
3165	sub post_cleanup {	3684	sub post_cleanup {
3166	my ($make_core) = @_;	3685	my ($make_core) = @_;
3167		3686
3168	warn Carp::longmess "post_cleanup backtrace"	3687	warn Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3688	if $make_core;
		3689
		3690	my $fh = pidfile;
		3691	unlink $PIDFILE if <$fh> == $$;
		3692	}
		3693
		3694	# a safer delete_package, copied from Symbol
		3695	sub clear_package($) {
		3696	my $pkg = shift;
		3697
		3698	# expand to full symbol table name if needed
		3699	unless ($pkg =~ /^main::.*::$/) {
		3700	$pkg = "main$pkg" if $pkg =~ /^::/;
		3701	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3702	$pkg .= '::' unless $pkg =~ /::$/;
		3703	}
		3704
		3705	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3706	my $stem_symtab = *{$stem}{HASH};
		3707
		3708	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3709	or return;
		3710
		3711	# clear all symbols
		3712	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3713	for my $name (keys %$leaf_symtab) {
		3714	_gv_clear *{"$pkg$name"};
		3715	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3716	}
		3717	warn "cleared package $pkg\n";#d#
3170	}	3718	}
3171		3719
3172	sub do_reload_perl() {	3720	sub do_reload_perl() {
3173	# can/must only be called in main	3721	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3722	if ($Coro::current != $Coro::main) {
3175	warn "can only reload from main coroutine";	3723	warn "can only reload from main coroutine";
3176	return;	3724	return;
3177	}	3725	}
3178		3726
		3727	return if $RELOAD++;
		3728
		3729	my $t1 = EV::time;
		3730
		3731	while ($RELOAD) {
3179	warn "reloading...";	3732	warn "reloading...";
3180		3733
3181	warn "entering sync_job";	3734	warn "entering sync_job";
3182		3735
3183	cf::sync_job {	3736	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark	3737	cf::write_runtime_sync; # external watchdog should not bark
3185	cf::emergency_save;	3738	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark	3739	cf::write_runtime_sync; # external watchdog should not bark
3187		3740
3188	warn "syncing database to disk";	3741	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;	3742	BDB::db_env_txn_checkpoint $DB_ENV;
3190		3743
3191	# if anything goes wrong in here, we should simply crash as we already saved	3744	# if anything goes wrong in here, we should simply crash as we already saved
3192		3745
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";	3746	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;	3747	while (IO::AIO::nreqs || BDB::nreqs) {
3204	warn "iterate...";	3748	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();
3212
3213	warn "removing commands";
3214	%COMMAND = ();
3215
3216	warn "removing ext/exti commands";
3217	%EXTCMD = ();
3218	%EXTICMD = ();
3219
3220	warn "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";
3223
3224	if (my $cb = $pkg->can ("unload")) {
3225	eval {
3226	$cb->($pkg);
3227	1
3228	} or warn "$pkg unloaded, but with errors: $@";
3229	}	3749	}
3230		3750
3231	warn "... nuking $pkg";	3751	warn "cancelling all extension coros";
3232	Symbol::delete_package $pkg;	3752	$_->cancel for values %EXT_CORO;
3233	}	3753	%EXT_CORO = ();
3234		3754
3235	warn "unloading all perl modules loaded from $LIBDIR";	3755	warn "removing commands";
3236	while (my ($k, $v) = each %INC) {	3756	%COMMAND = ();
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3757
		3758	warn "removing ext/exti commands";
		3759	%EXTCMD = ();
		3760	%EXTICMD = ();
		3761
		3762	warn "unloading/nuking all extensions";
		3763	for my $pkg (@EXTS) {
3239	warn "... unloading $k";	3764	warn "... unloading $pkg";
3240	delete $INC{$k};
3241		3765
3242	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;
3244
3245	if (my $cb = $k->can ("unload_module")) {	3766	if (my $cb = $pkg->can ("unload")) {
		3767	eval {
3246	$cb->();	3768	$cb->($pkg);
		3769	1
		3770	} or warn "$pkg unloaded, but with errors: $@";
		3771	}
		3772
		3773	warn "... clearing $pkg";
		3774	clear_package $pkg;
3247	}	3775	}
3248		3776
3249	Symbol::delete_package $k;	3777	warn "unloading all perl modules loaded from $LIBDIR";
		3778	while (my ($k, $v) = each %INC) {
		3779	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3780
		3781	warn "... unloading $k";
		3782	delete $INC{$k};
		3783
		3784	$k =~ s/\.pm$//;
		3785	$k =~ s/\//::/g;
		3786
		3787	if (my $cb = $k->can ("unload_module")) {
		3788	$cb->();
		3789	}
		3790
		3791	clear_package $k;
3250	}	3792	}
3251		3793
3252	warn "getting rid of safe::, as good as possible";	3794	warn "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3795	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3796	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3797
3256	warn "unloading cf.pm \"a bit\"";	3798	warn "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3799	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3800	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		3801
3260	# don't, removes xs symbols, too,	3802	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3803	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3804	#clear_package __PACKAGE__;
3263		3805
3264	warn "unload completed, starting to reload now";	3806	warn "unload completed, starting to reload now";
3265		3807
3266	warn "reloading cf.pm";	3808	warn "reloading cf.pm";
3267	require cf;	3809	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3810	cf::_connect_to_perl_1;
3269		3811
3270	warn "loading config and database again";	3812	warn "loading config and database again";
3271	cf::reload_config;	3813	cf::reload_config;
3272		3814
3273	warn "loading extensions";	3815	warn "loading extensions";
3274	cf::load_extensions;	3816	cf::load_extensions;
3275		3817
		3818	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3819	warn "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3820	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3821	warn "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3822	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3823	warn "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3824	reattach $_ for values %PLAYER;
		3825	}
3282		3826
		3827	warn "running post_init jobs";
		3828	(pop @POST_INIT)->(1) while @POST_INIT;
		3829
3283	warn "leaving sync_job";	3830	warn "leaving sync_job";
3284		3831
3285	1	3832	1
3286	} or do {	3833	} or do {
3287	warn $@;	3834	warn $@;
3288	warn "error while reloading, exiting.";	3835	cf::cleanup "error while reloading, exiting.";
3289	exit 1;
3290	};	3836	};
3291		3837
3292	warn "reloaded";	3838	warn "reloaded";
		3839	--$RELOAD;
		3840	}
		3841
		3842	$t1 = EV::time - $t1;
		3843	warn "reload completed in ${t1}s\n";
3293	};	3844	};
3294		3845
3295	our $RELOAD_WATCHER; # used only during reload	3846	our $RELOAD_WATCHER; # used only during reload
3296		3847
3297	sub reload_perl() {	3848	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	3849	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	3850	# coro crashes during coro_state_free->destroy here.
3300		3851
3301	$RELOAD_WATCHER ||= Event->timer (	3852	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	3853	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	3854
3304	data => WF_AUTOCANCEL,	3855	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	3856	do_reload_perl;
3307	undef $RELOAD_WATCHER;	3857	undef $RELOAD_WATCHER;
3308	},	3858	};
3309	);	3859	};
3310	}	3860	}
3311		3861
3312	register_command "reload" => sub {	3862	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	3863	my ($who, $arg) = @_;
3314		3864
3315	if ($who->flag (FLAG_WIZ)) {	3865	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	3866	$who->message ("reloading server.");
		3867	async {
		3868	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	3869	reload_perl;
		3870	};
3318	}	3871	}
3319	};	3872	};
3320		3873
3321	unshift @INC, $LIBDIR;	3874	unshift @INC, $LIBDIR;
3322		3875
…		…
3324		3877
3325	our @WAIT_FOR_TICK;	3878	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	3879	our @WAIT_FOR_TICK_BEGIN;
3327		3880
3328	sub wait_for_tick {	3881	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	3882	return if tick_inhibit || $Coro::current == $Coro::main;
3331		3883
3332	my $signal = new Coro::Signal;	3884	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	3885	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	3886	$signal->wait;
3335	}	3887	}
3336		3888
3337	sub wait_for_tick_begin {	3889	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	3890	return if tick_inhibit || $Coro::current == $Coro::main;
3340		3891
3341	my $signal = new Coro::Signal;	3892	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	3893	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	3894	$signal->wait;
3344	}	3895	}
3345		3896
3346	my $min = 1e6;#d#	3897	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	3898	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3899	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	3900	unless ++$bug_warning > 10;
3358	return;	3901	return;
3359	}	3902	}
3360		3903
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	3904	cf::server_tick; # one server iteration
3364		3905
3365	0 && sync_job {#d#	3906	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3366	for(1..10) {	3907	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3367	my $t = Event::time;	3908	Coro::async_pool {
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3909	$Coro::current->{desc} = "runtime saver";
3369	or die;	3910	write_runtime_sync
3370		3911	or warn "ERROR: unable to write runtime file: $!";
3371	$map->width (50);
3372	$map->height (50);
3373	$map->alloc;
3374	$map->_load_objects ("/tmp/x.map", 1);
3375	my $t = Event::time - $t;
3376
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	3912	};
		3913	}
3387		3914
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3915	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	3916	$sig->send;
3404	}	3917	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	3918	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	3919	$sig->send;
3407	}	3920	}
3408		3921
3409	$NOW = Event::time;	3922	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3923	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		3924
3420	_post_tick;	3925	if (0) {
3421		3926	if ($NEXT_TICK) {
3422		3927	my $jitter = $TICK_START - $NEXT_TICK;
		3928	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3929	warn "jitter $JITTER\n";#d#
		3930	}
3423	},	3931	}
3424	);	3932	}
3425		3933
3426	{	3934	{
3427	BDB::max_poll_time $TICK * 0.1;	3935	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	3936
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	3937	BDB::min_parallel 8;
3437		3938	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	3939	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		3940
3453	unless ($DB_ENV) {	3941	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	3942	$DB_ENV = BDB::db_env_create;
		3943	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3944	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3945	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3946	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3947	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		3948
3456	cf::sync_job {	3949	cf::sync_job {
3457	eval {	3950	eval {
3458	BDB::db_env_open	3951	BDB::db_env_open
3459	$DB_ENV,	3952	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3954	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3955	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	3956	0666;
3464		3957
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3958	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	3959	};
3470		3960
3471	cf::cleanup "db_env_open(db): $@" if $@;	3961	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	3962	};
3473	}	3963	}
		3964
		3965	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3966	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3967	};
		3968	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3969	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3970	};
		3971	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3972	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3973	};
3474	}	3974	}
3475		3975
3476	{	3976	{
		3977	# configure IO::AIO
		3978
3477	IO::AIO::min_parallel 8;	3979	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	3980	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	3981	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	3982	}
3490		3983
3491	my $_log_backtrace;	3984	my $_log_backtrace;
3492		3985
3493	sub _log_backtrace {	3986	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	3989	$msg =~ s/\n//;
3497		3990
3498	# limit the # of concurrent backtraces	3991	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	3992	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	3993	++$_log_backtrace;
		3994	my $perl_bt = Carp::longmess $msg;
3501	async {	3995	async {
		3996	$Coro::current->{desc} = "abt $msg";
		3997
3502	my @bt = fork_call {	3998	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	3999	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4000	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4001	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	4002	or die "addr2line: $!";
…		…
3514	}	4010	}
3515		4011
3516	@funcs	4012	@funcs
3517	};	4013	};
3518		4014
3519	LOG llevInfo, "[ABT] $msg\n";	4015	LOG llevInfo, "[ABT] $perl_bt\n";
		4016	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4017	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4018	--$_log_backtrace;
3522	};	4019	};
3523	} else {	4020	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4021	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4022	LOG llevInfo, "[ABT] [suppressed]\n";
3526	}	4023	}
3527	}	4024	}
3528		4025
3529	# load additional modules	4026	# load additional modules
3530	use cf::pod;	4027	require "cf/$_.pm" for @EXTRA_MODULES;
		4028	cf::_connect_to_perl_2;
3531		4029
3532	END { cf::emergency_save }	4030	END { cf::emergency_save }
3533		4031
3534	1	4032	1
3535		4033

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