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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.486 by root, Thu Oct 15 21:56:50 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, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # 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
…		…
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 $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		379
292	sub lock_wait($) {	380	sub lock_wait($) {
293	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	382	}
306		383
307	sub lock_acquire($) {	384	sub lock_acquire($) {
308	my ($key) = @_;	385	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	386	}
322		387
323	sub lock_active($) {	388	sub lock_active($) {
324	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	390	}
328		391
329	sub freeze_mainloop {	392	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
331		394
332	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	396	}
334	};	397
335	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
336	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
337	}	411	}
338		412
339	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
340		414
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
354		428
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
357	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
358		434
359	while () {	435	while () {
360	next_job:	436	next_job:
361	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
369	}	445	}
370	}	446	}
371	}	447	}
372		448
373	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	452	$signal->wait;
377	} else {	453	} else {
378	Coro::schedule;	454	Coro::schedule;
379	}	455	}
380	}	456	}
381	};	457	};
382		458
383	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
384	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
385		463
386	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
388		466
…		…
402		480
403	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
404		482
405	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
406		484
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	488	acceptable.
411		489
412	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
413	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
…		…
418		496
419	sub sync_job(&) {	497	sub sync_job(&) {
420	my ($job) = @_;	498	my ($job) = @_;
421		499
422	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	501	my $time = EV::time;
424		502
425	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
427		505
428	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	507
430	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
431		509
432	my $busy = 1;	510	my $busy = 1;
433	my @res;	511	my @res;
434		512
435	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	515	@res = eval { $job->() };
437	warn $@ if $@;	516	warn $@ if $@;
438	undef $busy;	517	undef $busy;
439	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
440		519
441	while ($busy) {	520	while ($busy) {
442	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
443	}	525	}
		526	}
444		527
445	$time = Event::time - $time;	528	my $time = EV::time - $time;
446		529
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
451		531
452	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
453	} else {	533	} else {
454	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
455		535
…		…
480	=item fork_call { }, $args	560	=item fork_call { }, $args
481		561
482	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
483	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
486		566
487	=cut	567	=cut
488		568
489	sub fork_call(&@) {	569	sub fork_call(&@) {
490	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	}, @args;	579	}, @args;
500		580
501	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
502	}	582	}
503		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
504	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
505		612
506	Returns a single value from the environment database.	613	Returns a single value from the environment database.
507		614
508	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
509		616
510	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
511	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).
512		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
513	=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	}
514		643
515	our $DB;	644	our $DB;
516		645
517	sub db_init {	646	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	647	cf::sync_job {
522	eval {	648	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	649	};
532	}	650	}
533		651
534	sub db_get($$) {	652	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
536		654
…		…
634		752
635	#############################################################################	753	#############################################################################
636		754
637	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
638		756
639	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
640	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")
641	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
642		760
643	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>
644	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
645	Crossfire TRT).	763	Deliantra).
646		764
647	=over 4	765	=over 4
648		766
649	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
650		768
…		…
694	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
695		813
696	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
697	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
698		816
699	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		819
702	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
703		821
704	=over 4	822	=over 4
…		…
932	}	1050	}
933		1051
934	0	1052	0
935	}	1053	}
936		1054
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1056
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1058
941	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
942		1060
…		…
948		1066
949	=cut	1067	=cut
950		1068
951	#############################################################################	1069	#############################################################################
952	# object support	1070	# object support
953	#
954		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#
955	sub _can_merge {	1105	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
957		1107
958	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1109
962	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
963	}	1112	}
964		1113
965	sub reattach {	1114	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1116	my ($obj) = @_;
968		1117
		1118	# no longer needed after getting rid of delete_package?
969	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
970		1120
971	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
972		1122
973	@$registry = ();	1123	@$registry = ();
974		1124
…		…
989	cf::attachable->attach (	1139	cf::attachable->attach (
990	prio => -1000000,	1140	prio => -1000000,
991	on_instantiate => sub {	1141	on_instantiate => sub {
992	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
993		1143
994	$data = from_json $data;	1144	$data = decode_json $data;
995		1145
996	for (@$data) {	1146	for (@$data) {
997	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
998		1148
999	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1163	);
1014		1164
1015	sub object_freezer_save {	1165	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1017		1167
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1168	sync_job {
1021	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1024		1173
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1181	aio_close $fh;
1030		1182
1031	if (@$objs) {	1183	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1192	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1194	}
1040	} else {	1195	} else {
1041	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1042	}	1197	}
1043		1198
1044	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1203	} else {
1046	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1047	}	1205	}
1048	} else {	1206	} else {
1049	aio_unlink $filename;	1207	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1051	}	1209	}
1052	};	1210	};
1053
1054	undef $guard;
1055	}	1211	}
1056		1212
1057	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1059		1215
…		…
1064		1220
1065	sub object_thawer_load {	1221	sub object_thawer_load {
1066	my ($filename) = @_;	1222	my ($filename) = @_;
1067		1223
1068	my ($data, $av);	1224	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1225
1072	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1073	or return;	1227	or return;
1074		1228
1075	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1231	or return;
1078		1232
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1081	}	1235	}
1082		1236
		1237	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
1085		1240
1086	($data, $av)	1241	($data, $av)
1087	}	1242	}
1088		1243
1089	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1146		1301
1147	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1148	}	1303	}
1149		1304
		1305	use File::Glob ();
		1306
1150	cf::player->attach (	1307	cf::player->attach (
1151	on_command => sub {	1308	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1153		1310
1154	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1186		1343
1187	cf::override;	1344	cf::override;
1188	},	1345	},
1189	);	1346	);
1190		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
1191	sub load_extensions {	1361	sub load_extensions {
1192	cf::sync_job {	1362	cf::sync_job {
1193	my %todo;	1363	my %todo;
1194		1364
1195	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1384
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1387
1218	$ext{source} =	1388	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1221	. $source	1391	. $source
1222	. "\n};\n1";	1392	. "\n};\n1";
1223		1393
1224	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1242		1412
1243	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1414	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1416	}
1248		1417
1249	warn $msg;	1418	warn $msg;
1250	}	1419	}
1251		1420
…		…
1265		1434
1266	=back	1435	=back
1267		1436
1268	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1269		1438
1270	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1271		1440
1272	=cut	1441	=cut
1273		1442
1274	package cf::player;	1443	package cf::player;
1275		1444
…		…
1318		1487
1319	sub exists($) {	1488	sub exists($) {
1320	my ($login) = @_;	1489	my ($login) = @_;
1321		1490
1322	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1324	}	1493	}
1325		1494
1326	sub find($) {	1495	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1497	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1508
1340	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1510	or return;
1342		1511
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1345	or return;	1513	or return;
		1514
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1349	}	1518	}
1350	}	1519	}
…		…
1360		1529
1361	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1362		1531
1363	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1364	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1365		1536
1366	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1538	cf::cede_to_tick;
1368	}	1539	}
1369		1540
…		…
1401	my ($pl) = @_;	1572	my ($pl) = @_;
1402		1573
1403	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1404		1575
1405	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1406	$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
1407		1578
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1409	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1411	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1412		1585
1413	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1453		1626
1454	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1455	my $path = path $login;	1628	my $path = path $login;
1456		1629
1457	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1636	}
1463		1637
…		…
1494	}	1668	}
1495		1669
1496	\@paths	1670	\@paths
1497	}	1671	}
1498		1672
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1674
1501	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1676
1550	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1551		1678
1552	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1553		1680
…		…
1620	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1622		1749
1623	sub generate_random_map {	1750	sub generate_random_map {
1624	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
1625	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1626	$self->_create_random_map (	1756	$self->_create_random_map (
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1751		1881
1752	# the temporary/swap location	1882	# the temporary/swap location
1753	sub save_path {	1883	sub save_path {
1754	my ($self) = @_;	1884	my ($self) = @_;
1755		1885
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1758	}	1888	}
1759		1889
1760	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1761	sub uniq_path {	1891	sub uniq_path {
1762	my ($self) = @_;	1892	my ($self) = @_;
1763		1893
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	1896	}
1776		1897
1777	sub decay_objects {	1898	sub decay_objects {
1778	my ($self) = @_;	1899	my ($self) = @_;
1779		1900
…		…
1863	sub find {	1984	sub find {
1864	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1865		1986
1866	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1867		1988
1868	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1870		1991
1871	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1876	or return;	1994	or return;
1877		1995
1878	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1879		1997
…		…
1881	or return;	1999	or return;
1882		2000
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1886	undef $guard1;	2005	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2006	$map->reset;
1889	return find $path;	2007	return find $path;
1890	}	2008	}
1891		2009
1892	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2038	$f->skip_block;
1921	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1922	or return;	2040	or return;
1923		2041
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1925	if delete $self->{load_original};	2043	if delete $self->{load_original};
1926		2044
1927	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2046	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1947	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2066	$self->decay_objects;
1949	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1950	$self->update_buttons;	2068	$self->update_buttons;
1951	cf::cede_to_tick;	2069	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2070	$self->activate;
1955	}	2071	}
1956		2072
1957	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1959		2075
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2077	}
1962		2078
1963	$self->post_load;	2079	$self->post_load;
1964	}	2080	}
1965		2081
…		…
2023	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2024		2140
2025	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2026		2142
2027	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2145	}
2030		2146
2031	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2032		2148
2033	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2034	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2154	if (my $map = find $k) {
2037	$map->load if $v;	2155	$map->load if $v;
2038	}	2156	}
…		…
2064	return if $self->{deny_save};	2182	return if $self->{deny_save};
2065		2183
2066	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2067		2185
2068	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2070	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2071		2192
2072	if ($uniq) {	2193	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2196	} else {
…		…
2084	$self->save;	2205	$self->save;
2085		2206
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2208
2088	return if $self->players;	2209	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2090	return if $self->{deny_save};	2211	return if $self->{deny_save};
2091		2212
2092	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2093		2214
2094	$self->deactivate;	2215	$self->deactivate;
…		…
2119		2240
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121		2242
2122	return if $self->players;	2243	return if $self->players;
2123		2244
2124	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2125		2246
2126	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2127		2248
2128	# need to save uniques path	2249	# need to save uniques path
2129	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2212		2333
2213	sub unique_maps() {	2334	sub unique_maps() {
2214	[	2335	[
2215	map {	2336	map {
2216	utf8::decode $_;	2337	utf8::decode $_;
2217	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2218	? normalise $_	2341	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2343	]
2222	}	2344	}
2223		2345
2224	package cf;
2225
2226	=back	2346	=back
2227		2347
2228	=head3 cf::object	2348	=head3 cf::object
2229		2349
2230	=cut	2350	=cut
…		…
2233		2353
2234	=over 4	2354	=over 4
2235		2355
2236	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2237		2357
2238	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2239		2360
2240	=cut	2361	=cut
2241		2362
2242	sub inv_recursive_;	2363	sub inv_recursive_;
2243	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2249	}	2370	}
2250		2371
2251	=item $ref = $ob->ref	2372	=item $ref = $ob->ref
2252		2373
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2374	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2375
2255	=item $ob = cf::object::deref ($refstring)	2376	=item $ob = cf::object::deref ($refstring)
2256		2377
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2258	even if the object actually exists. May block.	2379	even if the object actually exists. May block.
…		…
2260	=cut	2381	=cut
2261		2382
2262	sub deref {	2383	sub deref {
2263	my ($ref) = @_;	2384	my ($ref) = @_;
2264		2385
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2387	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2389	or return;
2272	$pl->ob->uuid eq $uuid	2390	$pl->ob->uuid eq $uuid
2273	or return;	2391	or return;
…		…
2293	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2294	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2295		2413
2296	=cut	2414	=cut
2297		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
		2429
2298	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2431	# with dialog boxes.
2300	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2301	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2434	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2447
2316	} else {	2448	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2451	}
2320	}	2452	}
2321	}	2453	}
2322		2454
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2480
2349	=item $player_object->enter_link	2481	=item $player_object->enter_link
2350		2482
2351	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2352		2484
2353	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2354	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2355		2489
2356	Will never block.	2490	Will never block.
2357		2491
2358	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2359		2493
…		…
2417		2551
2418	$map->load;	2552	$map->load;
2419	$map->load_neighbours;	2553	$map->load_neighbours;
2420		2554
2421	return unless $self->contr->active;	2555	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2556
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2426	}	2562	}
2427		2563
2428	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2429		2565
2430	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2431	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2432	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2433	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2434	be called at the end of this process.	2570	be called at the end of this process.
2435		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2436	=cut	2575	=cut
2437		2576
2438	our $GOTOGEN;	2577	our $GOTOGEN;
2439		2578
2440	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2584
2446	$self->enter_link;	2585	$self->enter_link;
2447		2586
2448	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2449	my $map = eval {	2609	my $map = eval {
2450	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2451		2611
2452	if ($map) {	2612	if ($map) {
2453	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2455	} else {	2615	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2617	}
2458		2618
2459	$map	2619	$map
2460	};	2620	};
2461		2621
…		…
2497	}	2657	}
2498		2658
2499	sub prepare_random_map {	2659	sub prepare_random_map {
2500	my ($exit) = @_;	2660	my ($exit) = @_;
2501		2661
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2664	# that depends on the exit object
2507		2665
2508	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2668	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2515	}	2675	}
2516		2676
2517	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2518		2678
2519	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2522		2682
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2685	undef $fh;
2526	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2527		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2530	}	2694	}
2531	}	2695	}
2532		2696
2533	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2535		2699
2536	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2537		2701
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2702	$self->enter_link;
2550		2703
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2704	(async {
2556	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2557	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2558	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2559		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2560	1;	2728	1
2561	}) {	2729	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2564	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2734
2567	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2597		2765
2598	=cut	2766	=cut
2599		2767
		2768	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
2601	"c/identify" => {	2776	"c/identify" => {
2602	id => "identify",	2777	id => "infobox",
2603	title => "Identify",	2778	title => "Identify",
2604	reply => undef,	2779	reply => undef,
2605	tooltip => "Items recently identified",	2780	tooltip => "Items recently identified",
2606	},	2781	},
2607	"c/examine" => {	2782	"c/examine" => {
2608	id => "examine",	2783	id => "infobox",
2609	title => "Examine",	2784	title => "Examine",
2610	reply => undef,	2785	reply => undef,
2611	tooltip => "Signs and other items you examined",	2786	tooltip => "Signs and other items you examined",
2612	},	2787	},
		2788	"c/book" => {
		2789	id => "infobox",
		2790	title => "Book",
		2791	reply => undef,
		2792	tooltip => "The contents of a note or book",
		2793	},
		2794	"c/lookat" => {
		2795	id => "infobox",
		2796	title => "Look",
		2797	reply => undef,
		2798	tooltip => "What you saw there",
		2799	},
		2800	"c/who" => {
		2801	id => "infobox",
		2802	title => "Players",
		2803	reply => undef,
		2804	tooltip => "Shows players who are currently online",
		2805	},
		2806	"c/body" => {
		2807	id => "infobox",
		2808	title => "Body Parts",
		2809	reply => undef,
		2810	tooltip => "Shows which body parts you posess and are available",
		2811	},
		2812	"c/statistics" => {
		2813	id => "infobox",
		2814	title => "Statistics",
		2815	reply => undef,
		2816	tooltip => "Shows your primary statistics",
		2817	},
		2818	"c/skills" => {
		2819	id => "infobox",
		2820	title => "Skills",
		2821	reply => undef,
		2822	tooltip => "Shows your experience per skill and item power",
		2823	},
		2824	"c/shopitems" => {
		2825	id => "infobox",
		2826	title => "Shop Items",
		2827	reply => undef,
		2828	tooltip => "Shows the items currently for sale in this shop",
		2829	},
		2830	"c/resistances" => {
		2831	id => "infobox",
		2832	title => "Resistances",
		2833	reply => undef,
		2834	tooltip => "Shows your resistances",
		2835	},
		2836	"c/pets" => {
		2837	id => "infobox",
		2838	title => "Pets",
		2839	reply => undef,
		2840	tooltip => "Shows information abotu your pets/a specific pet",
		2841	},
		2842	"c/perceiveself" => {
		2843	id => "infobox",
		2844	title => "Perceive Self",
		2845	reply => undef,
		2846	tooltip => "You gained detailed knowledge about yourself",
		2847	},
		2848	"c/uptime" => {
		2849	id => "infobox",
		2850	title => "Uptime",
		2851	reply => undef,
		2852	tooltip => "How long the server has been running since last restart",
		2853	},
		2854	"c/mapinfo" => {
		2855	id => "infobox",
		2856	title => "Map Info",
		2857	reply => undef,
		2858	tooltip => "Information related to the maps",
		2859	},
		2860	"c/party" => {
		2861	id => "party",
		2862	title => "Party",
		2863	reply => "gsay ",
		2864	tooltip => "Messages and chat related to your party",
		2865	},
		2866	"c/death" => {
		2867	id => "death",
		2868	title => "Death",
		2869	reply => undef,
		2870	tooltip => "Reason for and more info about your most recent death",
		2871	},
		2872	"c/say" => $SAY_CHANNEL,
		2873	"c/chat" => $CHAT_CHANNEL,
2613	);	2874	);
2614		2875
2615	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
2617		2878
2618	$msg = $self->pl->expand_cfpod ($msg);	2879	$msg = $self->pl->expand_cfpod ($msg)
		2880	unless $color & cf::NDI_VERBATIM;
2619		2881
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	2882	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		2883
2622	# check predefined channels, for the benefit of C	2884	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2885	if ($CHANNEL{$channel}) {
		2886	$channel = $CHANNEL{$channel};
2624		2887
		2888	$self->ext_msg (channel_info => $channel);
		2889	$channel = $channel->{id};
		2890
2625	if (ref $channel) {	2891	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	2892	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	2893	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	2894	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	2895	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	2896	}
2632		2897
2633	$channel = $channel->{id};	2898	$channel = $channel->{id};
2634	}	2899	}
2635		2900
2636	return unless @extra || length $msg;	2901	return unless @extra || length $msg;
2637		2902
2638	if ($self->can_msg) {
2639	# default colour, mask it out	2903	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	2905	if $color & cf::NDI_DEF;
2642		2906
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	2907	my $pkt = "msg "
		2908	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2909	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	2910	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		2911
2657	$color &= cf::NDI_COLOR_MASK;	2912	# try lzf for large packets
		2913	$pkt = "lzf " . Compress::LZF::compress $pkt
		2914	if 1024 <= length $pkt and $self->{can_lzf};
2658		2915
2659	utf8::encode $msg;	2916	# split very large packets
2660		2917	if (8192 < length $pkt and $self->{can_lzf}) {
2661	if (0 && $msg =~ /\[/) {	2918	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2662	# COMMAND/INFO	2919	$pkt = "frag";
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}	2920	}
		2921
		2922	$self->send_packet ($pkt);
2670	}	2923	}
2671		2924
2672	=item $client->ext_msg ($type, @msg)	2925	=item $client->ext_msg ($type, @msg)
2673		2926
2674	Sends an ext event to the client.	2927	Sends an ext event to the client.
…		…
2847	=pod	3100	=pod
2848		3101
2849	The following functions and methods are available within a safe environment:	3102	The following functions and methods are available within a safe environment:
2850		3103
2851	cf::object	3104	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3105	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3106	insert remove name archname title slaying race decrease split
		3107	value
2854		3108
2855	cf::object::player	3109	cf::object::player
2856	player	3110	player
2857		3111
2858	cf::player	3112	cf::player
…		…
2863		3117
2864	=cut	3118	=cut
2865		3119
2866	for (	3120	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3121	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3122	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3123	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3124	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3125	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3126	["cf::map" => qw(trigger)],
2873	) {	3127	) {
2874	no strict 'refs';	3128	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3129	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3130	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2893	my ($code, %vars) = @_;	3147	my ($code, %vars) = @_;
2894		3148
2895	my $qcode = $code;	3149	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3150	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3151	$qcode =~ s/\n/\\n/g;
		3152
		3153	%vars = (_dummy => 0) unless %vars;
2898		3154
2899	local $_;	3155	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;	3156	local @safe::cf::_safe_eval_args = values %vars;
2901		3157
2902	my $eval =	3158	my $eval =
…		…
2979	{	3235	{
2980	my $faces = $facedata->{faceinfo};	3236	my $faces = $facedata->{faceinfo};
2981		3237
2982	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3239	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3240
2984	cf::face::set_visibility $idx, $info->{visibility};	3241	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3242	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3243	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3244	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2988		3245
2989	cf::cede_to_tick;	3246	cf::cede_to_tick;
2990	}	3247	}
2991		3248
2992	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3250	next unless $info->{smooth};
		3251
2994	my $idx = cf::face::find $face	3252	my $idx = cf::face::find $face
2995	or next;	3253	or next;
		3254
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3255	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3256	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3257	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3258	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3259	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3018	{	3277	{
3019	# TODO: for gcfclient pleasure, we should give resources	3278	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.	3279	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3280	my $res = $facedata->{resource};
3022		3281
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3282	while (my ($name, $info) = each %$res) {
		3283	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3284	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;	3285	my $data;
3028		3286
3029	if ($info->{type} & 1) {	3287	if ($info->{type} & 1) {
3030	# prepend meta info	3288	# prepend meta info
3031		3289
3032	my $meta = $enc->encode ({	3290	my $meta = $enc->encode ({
3033	name => $name,	3291	name => $name,
3034	%{ $info->{meta} || {} },	3292	%{ $info->{meta} || {} },
3035	});	3293	});
3036		3294
3037	$data = pack "(w/a*)*", $meta, $info->{data};	3295	$data = pack "(w/a*)*", $meta, $info->{data};
		3296	} else {
		3297	$data = $info->{data};
		3298	}
		3299
		3300	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3301	cf::face::set_type $idx, $info->{type};
3038	} else {	3302	} else {
3039	$data = $info->{data};	3303	$RESOURCE{$name} = $info;
3040	}	3304	}
3041		3305
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3306	cf::cede_to_tick;
3046	}	3307	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3308	}
		3309
		3310	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3311
3067	1	3312	1
3068	}	3313	}
		3314
		3315	cf::global->attach (on_resource_update => sub {
		3316	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3317	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3318
		3319	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3320	my $sound = $soundconf->{compat}[$_]
		3321	or next;
		3322
		3323	my $face = cf::face::find "sound/$sound->[1]";
		3324	cf::sound::set $sound->[0] => $face;
		3325	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3326	}
		3327
		3328	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3329	my $face = cf::face::find "sound/$v";
		3330	cf::sound::set $k => $face;
		3331	}
		3332	}
		3333	});
3069		3334
3070	register_exticmd fx_want => sub {	3335	register_exticmd fx_want => sub {
3071	my ($ns, $want) = @_;	3336	my ($ns, $want) = @_;
3072		3337
3073	while (my ($k, $v) = each %$want) {	3338	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3339	$ns->fx_want ($k, $v);
3075	}	3340	}
3076	};	3341	};
		3342
		3343	sub load_resource_file($) {
		3344	my $guard = lock_acquire "load_resource_file";
		3345
		3346	my $status = load_resource_file_ $_[0];
		3347	get_slot 0.1, 100;
		3348	cf::arch::commit_load;
		3349
		3350	$status
		3351	}
3077		3352
3078	sub reload_regions {	3353	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3354	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3355	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3356	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3370	}
3096		3371
3097	sub reload_archetypes {	3372	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3373	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3374	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3375	}
3106		3376
3107	sub reload_treasures {	3377	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3378	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3379	or die "unable to load treasurelists\n";
3110	}	3380	}
3111		3381
3112	sub reload_resources {	3382	sub reload_resources {
3113	warn "reloading resource files...\n";	3383	warn "reloading resource files...\n";
3114		3384
		3385	reload_facedata;
		3386	reload_archetypes;
3115	reload_regions;	3387	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3388	reload_treasures;
3120		3389
3121	warn "finished reloading resource files\n";	3390	warn "finished reloading resource files\n";
3122	}	3391	}
3123		3392
3124	sub init {
3125	reload_resources;
3126	}
3127
3128	sub reload_config {	3393	sub reload_config {
		3394	warn "reloading config file...\n";
		3395
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
3130	or return;	3397	or return;
3131		3398
3132	local $/;	3399	local $/;
3133	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::XS::Load scalar <$fh>;
3134		3401
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3136		3403
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3142	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3143	and die "WARNING: m(un)lockall failed: $!\n";	3410	and die "WARNING: m(un)lockall failed: $!\n";
3144	};	3411	};
3145	warn $@ if $@;	3412	warn $@ if $@;
3146	}	3413	}
		3414
		3415	warn "finished reloading resource files\n";
		3416	}
		3417
		3418	sub pidfile() {
		3419	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3420	or die "$PIDFILE: $!";
		3421	flock $fh, &Fcntl::LOCK_EX
		3422	or die "$PIDFILE: flock: $!";
		3423	$fh
		3424	}
		3425
		3426	# make sure only one server instance is running at any one time
		3427	sub atomic {
		3428	my $fh = pidfile;
		3429
		3430	my $pid = <$fh>;
		3431	kill 9, $pid if $pid > 0;
		3432
		3433	seek $fh, 0, 0;
		3434	print $fh $$;
		3435	}
		3436
		3437	sub main_loop {
		3438	warn "EV::loop starting\n";
		3439	if (1) {
		3440	EV::loop;
		3441	}
		3442	warn "EV::loop returned\n";
		3443	goto &main_loop unless $REALLY_UNLOOP;
3147	}	3444	}
3148		3445
3149	sub main {	3446	sub main {
		3447	cf::init_globals; # initialise logging
		3448
		3449	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3450	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3451	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3452	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3453
		3454	cf::init_experience;
		3455	cf::init_anim;
		3456	cf::init_attackmess;
		3457	cf::init_dynamic;
		3458
		3459	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3460
3150	# we must not ever block the main coroutine	3461	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3462	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3463	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3464	(async {
3154	Event::one_event;	3465	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3466	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3467	})->prio (Coro::PRIO_MAX);
3156	};	3468	};
3157		3469
		3470	evthread_start IO::AIO::poll_fileno;
		3471
		3472	cf::sync_job {
		3473	reload_resources;
3158	reload_config;	3474	reload_config;
3159	db_init;	3475	db_init;
		3476
		3477	cf::load_settings;
		3478	cf::load_materials;
		3479	cf::init_uuid;
		3480	cf::init_signals;
		3481	cf::init_commands;
		3482	cf::init_skills;
		3483
		3484	cf::init_beforeplay;
		3485
		3486	atomic;
		3487
3160	load_extensions;	3488	load_extensions;
3161		3489
3162	$TICK_WATCHER->start;	3490	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3491
		3492	# no (long-running) fork's whatsoever before this point(!)
		3493	use POSIX ();
		3494	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3495
		3496	(pop @POST_INIT)->(0) while @POST_INIT;
		3497	};
		3498
		3499	main_loop;
3164	}	3500	}
3165		3501
3166	#############################################################################	3502	#############################################################################
3167	# initialisation and cleanup	3503	# initialisation and cleanup
3168		3504
3169	# install some emergency cleanup handlers	3505	# install some emergency cleanup handlers
3170	BEGIN {	3506	BEGIN {
		3507	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3508	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3509	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3510	cf::cleanup "SIG$signal";
3179	},
3180	);	3511	};
3181	}	3512	}
3182	}	3513	}
3183		3514
3184	sub write_runtime {	3515	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";
3186
3187	# first touch the runtime file to show we are still running:	3516	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3517	# the fsync below can take a very very long time.
3189		3518
3190	IO::AIO::aio_utime $runtime, undef, undef;	3519	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3520
3192	my $guard = cf::lock_acquire "write_runtime";	3521	my $guard = cf::lock_acquire "write_runtime";
3193		3522
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3523	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3195	or return;	3524	or return;
3196		3525
3197	my $value = $cf::RUNTIME + 90 + 10;	3526	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3527	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3528	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3538	aio_utime $fh, undef, undef;
3210		3539
3211	close $fh	3540	close $fh
3212	or return;	3541	or return;
3213		3542
3214	aio_rename "$runtime~", $runtime	3543	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3544	and return;
3216		3545
3217	warn "runtime file written.\n";	3546	warn "runtime file written.\n";
3218		3547
3219	1	3548	1
		3549	}
		3550
		3551	our $uuid_lock;
		3552	our $uuid_skip;
		3553
		3554	sub write_uuid_sync($) {
		3555	$uuid_skip ||= $_[0];
		3556
		3557	return if $uuid_lock;
		3558	local $uuid_lock = 1;
		3559
		3560	my $uuid = "$LOCALDIR/uuid";
		3561
		3562	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3563	or return;
		3564
		3565	my $value = uuid_seq uuid_cur;
		3566
		3567	unless ($value) {
		3568	warn "cowardly refusing to write zero uuid value!\n";
		3569	return;
		3570	}
		3571
		3572	my $value = uuid_str $value + $uuid_skip;
		3573	$uuid_skip = 0;
		3574
		3575	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3576	and return;
		3577
		3578	# always fsync - this file is important
		3579	aio_fsync $fh
		3580	and return;
		3581
		3582	close $fh
		3583	or return;
		3584
		3585	aio_rename "$uuid~", $uuid
		3586	and return;
		3587
		3588	warn "uuid file written ($value).\n";
		3589
		3590	1
		3591
		3592	}
		3593
		3594	sub write_uuid($$) {
		3595	my ($skip, $sync) = @_;
		3596
		3597	$sync ? write_uuid_sync $skip
		3598	: async { write_uuid_sync $skip };
3220	}	3599	}
3221		3600
3222	sub emergency_save() {	3601	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3602	my $freeze_guard = cf::freeze_mainloop;
3224		3603
3225	warn "enter emergency perl save\n";	3604	warn "emergency_perl_save: enter\n";
3226		3605
3227	cf::sync_job {	3606	cf::sync_job {
		3607	# this is a trade-off: we want to be very quick here, so
		3608	# save all maps without fsync, and later call a global sync
		3609	# (which in turn might be very very slow)
		3610	local $USE_FSYNC = 0;
		3611
3228	# use a peculiar iteration method to avoid tripping on perl	3612	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3613	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3614	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3615	warn "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3616	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3617	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3618	$pl->valid or next;
		3619	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3620	$pl->save;
3236	}	3621	}
3237	warn "end emergency player save\n";	3622	warn "emergency_perl_save: end player save\n";
3238		3623
3239	warn "begin emergency map save\n";	3624	warn "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3625	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3626	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3627	$map->valid or next;
3243	$map->save;	3628	$map->save;
3244	}	3629	}
3245	warn "end emergency map save\n";	3630	warn "emergency_perl_save: end map save\n";
3246		3631
3247	warn "begin emergency database checkpoint\n";	3632	warn "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3633	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3634	warn "emergency_perl_save: end database checkpoint\n";
		3635
		3636	warn "emergency_perl_save: begin write uuid\n";
		3637	write_uuid_sync 1;
		3638	warn "emergency_perl_save: end write uuid\n";
3250	};	3639	};
3251		3640
		3641	warn "emergency_perl_save: starting sync()\n";
		3642	IO::AIO::aio_sync sub {
		3643	warn "emergency_perl_save: finished sync()\n";
		3644	};
		3645
3252	warn "leave emergency perl save\n";	3646	warn "emergency_perl_save: leave\n";
3253	}	3647	}
3254		3648
3255	sub post_cleanup {	3649	sub post_cleanup {
3256	my ($make_core) = @_;	3650	my ($make_core) = @_;
3257		3651
3258	warn Carp::longmess "post_cleanup backtrace"	3652	warn Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3653	if $make_core;
		3654
		3655	my $fh = pidfile;
		3656	unlink $PIDFILE if <$fh> == $$;
		3657	}
		3658
		3659	# a safer delete_package, copied from Symbol
		3660	sub clear_package($) {
		3661	my $pkg = shift;
		3662
		3663	# expand to full symbol table name if needed
		3664	unless ($pkg =~ /^main::.*::$/) {
		3665	$pkg = "main$pkg" if $pkg =~ /^::/;
		3666	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3667	$pkg .= '::' unless $pkg =~ /::$/;
		3668	}
		3669
		3670	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3671	my $stem_symtab = *{$stem}{HASH};
		3672
		3673	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3674	or return;
		3675
		3676	# clear all symbols
		3677	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3678	for my $name (keys %$leaf_symtab) {
		3679	_gv_clear *{"$pkg$name"};
		3680	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3681	}
		3682	warn "cleared package $pkg\n";#d#
3260	}	3683	}
3261		3684
3262	sub do_reload_perl() {	3685	sub do_reload_perl() {
3263	# can/must only be called in main	3686	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3687	if ($Coro::current != $Coro::main) {
3265	warn "can only reload from main coroutine";	3688	warn "can only reload from main coroutine";
3266	return;	3689	return;
3267	}	3690	}
3268		3691
		3692	return if $RELOAD++;
		3693
		3694	my $t1 = EV::time;
		3695
		3696	while ($RELOAD) {
3269	warn "reloading...";	3697	warn "reloading...";
3270		3698
3271	warn "entering sync_job";	3699	warn "entering sync_job";
3272		3700
3273	cf::sync_job {	3701	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark	3702	cf::write_runtime_sync; # external watchdog should not bark
3275	cf::emergency_save;	3703	cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark	3704	cf::write_runtime_sync; # external watchdog should not bark
3277		3705
3278	warn "syncing database to disk";	3706	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;	3707	BDB::db_env_txn_checkpoint $DB_ENV;
3280		3708
3281	# if anything goes wrong in here, we should simply crash as we already saved	3709	# if anything goes wrong in here, we should simply crash as we already saved
3282		3710
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";	3711	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;	3712	while (IO::AIO::nreqs || BDB::nreqs) {
3294	warn "iterate...";	3713	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();
3302
3303	warn "removing commands";
3304	%COMMAND = ();
3305
3306	warn "removing ext/exti commands";
3307	%EXTCMD = ();
3308	%EXTICMD = ();
3309
3310	warn "unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";
3313
3314	if (my $cb = $pkg->can ("unload")) {
3315	eval {
3316	$cb->($pkg);
3317	1
3318	} or warn "$pkg unloaded, but with errors: $@";
3319	}	3714	}
3320		3715
3321	warn "... nuking $pkg";	3716	warn "cancelling all extension coros";
3322	Symbol::delete_package $pkg;	3717	$_->cancel for values %EXT_CORO;
3323	}	3718	%EXT_CORO = ();
3324		3719
3325	warn "unloading all perl modules loaded from $LIBDIR";	3720	warn "removing commands";
3326	while (my ($k, $v) = each %INC) {	3721	%COMMAND = ();
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3722
		3723	warn "removing ext/exti commands";
		3724	%EXTCMD = ();
		3725	%EXTICMD = ();
		3726
		3727	warn "unloading/nuking all extensions";
		3728	for my $pkg (@EXTS) {
3329	warn "... unloading $k";	3729	warn "... unloading $pkg";
3330	delete $INC{$k};
3331		3730
3332	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;
3334
3335	if (my $cb = $k->can ("unload_module")) {	3731	if (my $cb = $pkg->can ("unload")) {
		3732	eval {
3336	$cb->();	3733	$cb->($pkg);
		3734	1
		3735	} or warn "$pkg unloaded, but with errors: $@";
		3736	}
		3737
		3738	warn "... clearing $pkg";
		3739	clear_package $pkg;
3337	}	3740	}
3338		3741
3339	Symbol::delete_package $k;	3742	warn "unloading all perl modules loaded from $LIBDIR";
		3743	while (my ($k, $v) = each %INC) {
		3744	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3745
		3746	warn "... unloading $k";
		3747	delete $INC{$k};
		3748
		3749	$k =~ s/\.pm$//;
		3750	$k =~ s/\//::/g;
		3751
		3752	if (my $cb = $k->can ("unload_module")) {
		3753	$cb->();
		3754	}
		3755
		3756	clear_package $k;
3340	}	3757	}
3341		3758
3342	warn "getting rid of safe::, as good as possible";	3759	warn "getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	3760	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3761	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		3762
3346	warn "unloading cf.pm \"a bit\"";	3763	warn "unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	3764	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	3765	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		3766
3350	# don't, removes xs symbols, too,	3767	# don't, removes xs symbols, too,
3351	# and global variables created in xs	3768	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	3769	#clear_package __PACKAGE__;
3353		3770
3354	warn "unload completed, starting to reload now";	3771	warn "unload completed, starting to reload now";
3355		3772
3356	warn "reloading cf.pm";	3773	warn "reloading cf.pm";
3357	require cf;	3774	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3775	cf::_connect_to_perl_1;
3359		3776
3360	warn "loading config and database again";	3777	warn "loading config and database again";
3361	cf::reload_config;	3778	cf::reload_config;
3362		3779
3363	warn "loading extensions";	3780	warn "loading extensions";
3364	cf::load_extensions;	3781	cf::load_extensions;
3365		3782
		3783	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	3784	warn "reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	3785	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	3786	warn "reattaching attachments to maps";
3369	reattach $_ for values %MAP;	3787	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	3788	warn "reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	3789	reattach $_ for values %PLAYER;
		3790	}
3372		3791
		3792	warn "running post_init jobs";
		3793	(pop @POST_INIT)->(1) while @POST_INIT;
		3794
3373	warn "leaving sync_job";	3795	warn "leaving sync_job";
3374		3796
3375	1	3797	1
3376	} or do {	3798	} or do {
3377	warn $@;	3799	warn $@;
3378	warn "error while reloading, exiting.";	3800	cf::cleanup "error while reloading, exiting.";
3379	exit 1;
3380	};	3801	};
3381		3802
3382	warn "reloaded";	3803	warn "reloaded";
		3804	--$RELOAD;
		3805	}
		3806
		3807	$t1 = EV::time - $t1;
		3808	warn "reload completed in ${t1}s\n";
3383	};	3809	};
3384		3810
3385	our $RELOAD_WATCHER; # used only during reload	3811	our $RELOAD_WATCHER; # used only during reload
3386		3812
3387	sub reload_perl() {	3813	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	3814	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	3815	# coro crashes during coro_state_free->destroy here.
3390		3816
3391	$RELOAD_WATCHER ||= Event->timer (	3817	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	3818	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	3819
3394	data => WF_AUTOCANCEL,	3820	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	3821	do_reload_perl;
3397	undef $RELOAD_WATCHER;	3822	undef $RELOAD_WATCHER;
3398	},	3823	};
3399	);	3824	};
3400	}	3825	}
3401		3826
3402	register_command "reload" => sub {	3827	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	3828	my ($who, $arg) = @_;
3404		3829
3405	if ($who->flag (FLAG_WIZ)) {	3830	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	3831	$who->message ("reloading server.");
		3832	async {
		3833	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	3834	reload_perl;
		3835	};
3408	}	3836	}
3409	};	3837	};
3410		3838
3411	unshift @INC, $LIBDIR;	3839	unshift @INC, $LIBDIR;
3412		3840
…		…
3414		3842
3415	our @WAIT_FOR_TICK;	3843	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	3844	our @WAIT_FOR_TICK_BEGIN;
3417		3845
3418	sub wait_for_tick {	3846	sub wait_for_tick {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	3847	return if tick_inhibit || $Coro::current == $Coro::main;
3421		3848
3422	my $signal = new Coro::Signal;	3849	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	3850	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	3851	$signal->wait;
3425	}	3852	}
3426		3853
3427	sub wait_for_tick_begin {	3854	sub wait_for_tick_begin {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	3855	return if tick_inhibit || $Coro::current == $Coro::main;
3430		3856
3431	my $signal = new Coro::Signal;	3857	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	3858	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	3859	$signal->wait;
3434	}	3860	}
3435		3861
3436	my $min = 1e6;#d#	3862	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	3863	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3864	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	3865	unless ++$bug_warning > 10;
3448	return;	3866	return;
3449	}	3867	}
3450		3868
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	3869	cf::server_tick; # one server iteration
3454		3870
3455	0 && sync_job {#d#	3871	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	3872	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	3873	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3874	$Coro::current->{desc} = "runtime saver";
3459	or die;	3875	write_runtime_sync
3460		3876	or warn "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	3877	};
		3878	}
3477		3879
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3880	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	3881	$sig->send;
3494	}	3882	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	3883	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	3884	$sig->send;
3497	}	3885	}
3498		3886
3499	$NOW = Event::time;	3887	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3888	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		3889
3510	_post_tick;	3890	if (0) {
3511		3891	if ($NEXT_TICK) {
3512		3892	my $jitter = $TICK_START - $NEXT_TICK;
		3893	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3894	warn "jitter $JITTER\n";#d#
		3895	}
3513	},	3896	}
3514	);	3897	}
3515		3898
3516	{	3899	{
3517	BDB::max_poll_time $TICK * 0.1;	3900	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	3901
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	3902	BDB::min_parallel 8;
3527		3903	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	3904	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		3905
3543	unless ($DB_ENV) {	3906	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	3907	$DB_ENV = BDB::db_env_create;
		3908	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3909	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3910	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3911	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3912	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3913
3546	cf::sync_job {	3914	cf::sync_job {
3547	eval {	3915	eval {
3548	BDB::db_env_open	3916	BDB::db_env_open
3549	$DB_ENV,	3917	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3919	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3920	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	3921	0666;
3554		3922
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3923	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	3924	};
3560		3925
3561	cf::cleanup "db_env_open(db): $@" if $@;	3926	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	3927	};
3563	}	3928	}
		3929
		3930	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3931	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3932	};
		3933	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3934	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3935	};
		3936	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3937	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3938	};
3564	}	3939	}
3565		3940
3566	{	3941	{
		3942	# configure IO::AIO
		3943
3567	IO::AIO::min_parallel 8;	3944	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	3945	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	3946	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	3947	}
3580		3948
3581	my $_log_backtrace;	3949	my $_log_backtrace;
3582		3950
3583	sub _log_backtrace {	3951	sub _log_backtrace {
…		…
3586	$msg =~ s/\n//;	3954	$msg =~ s/\n//;
3587		3955
3588	# limit the # of concurrent backtraces	3956	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	3957	if ($_log_backtrace < 2) {
3590	++$_log_backtrace;	3958	++$_log_backtrace;
		3959	my $perl_bt = Carp::longmess $msg;
3591	async {	3960	async {
		3961	$Coro::current->{desc} = "abt $msg";
		3962
3592	my @bt = fork_call {	3963	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	3964	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3965	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3966	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	3967	or die "addr2line: $!";
…		…
3604	}	3975	}
3605		3976
3606	@funcs	3977	@funcs
3607	};	3978	};
3608		3979
3609	LOG llevInfo, "[ABT] $msg\n";	3980	LOG llevInfo, "[ABT] $perl_bt\n";
		3981	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	3982	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	3983	--$_log_backtrace;
3612	};	3984	};
3613	} else {	3985	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	3987	LOG llevInfo, "[ABT] [suppressed]\n";
3616	}	3988	}
3617	}	3989	}
3618		3990
3619	# load additional modules	3991	# load additional modules
3620	use cf::pod;	3992	require "cf/$_.pm" for @EXTRA_MODULES;
		3993	cf::_connect_to_perl_2;
3621		3994
3622	END { cf::emergency_save }	3995	END { cf::emergency_save }
3623		3996
3624	1	3997	1
3625		3998

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