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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.499 by root, Sun Jan 10 17:43:46 2010 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 ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	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::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	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
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
		231	=item @cf::INVOKE_RESULTS
		232
		233	This array contains the results of the last C<invoke ()> call. When
		234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		235	that call.
		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
172	=back	243	=back
173		244
174	=cut	245	=cut
175		246
176	BEGIN {	247	$Coro::State::WARNHOOK = sub {
177	*CORE::GLOBAL::warn = sub {
178	my $msg = join "", @_;	248	my $msg = join "", @_;
179		249
180	$msg .= "\n"	250	$msg .= "\n"
181	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
182		252
183	$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;
184		254
185	utf8::encode $msg;
186	LOG llevError, $msg;	255	LOG llevError, $msg;
187	};	256	};
188	}	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	};
189		271
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	282	for my $pkg (qw(
201	cf::global cf::attachable	283	cf::global cf::attachable
202	cf::object cf::object::player	284	cf::object cf::object::player
203	cf::client cf::player	285	cf::client cf::player
204	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
205	cf::map cf::party cf::region	288	cf::party cf::region
206	)) {	289	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	291	}
210		292
211	$Event::DIED = sub {	293	$EV::DIED = sub {
212	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
213	};	295	};
214		296
215	#############################################################################	297	#############################################################################
216		298
217	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
239	$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;
240	$d	322	$d
241	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
242	}	324	}
243		325
244	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
245		327
246	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
247		329
248	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
249		331
250	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
251		333
252	=cut	334	=cut
253		335
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		337
256	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
257	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	}
258		354
259	=item cf::lock_wait $string	355	=item cf::lock_wait $string
260		356
261	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
262		358
263	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
264		360
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
268	returned.	364	returned.
269		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
270	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
272		371
273	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
274		373
275	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.
276		375
277	=cut	376	=cut
278		377
279	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
280		379
281	sub lock_wait($) {	380	sub lock_wait($) {
282	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	382	}
290		383
291	sub lock_acquire($) {	384	sub lock_acquire($) {
292	my ($key) = @_;	385	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	386	}
304		387
305	sub lock_active($) {	388	sub lock_active($) {
306	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	390	}
310		391
311	sub freeze_mainloop {	392	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
313		394
314	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428
		429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
		433	my $signal = new Coro::Signal;
		434
		435	while () {
		436	next_job:
		437	my $avail = cf::till_tick;
		438	if ($avail > 0.01) {
		439	for (0 .. $#SLOT_QUEUE) {
		440	if ($SLOT_QUEUE[$_][0] < $avail) {
		441	my $job = splice @SLOT_QUEUE, $_, 1, ();
		442	$job->[2]->send;
		443	Coro::cede;
		444	goto next_job;
		445	}
		446	}
		447	}
		448
		449	if (@SLOT_QUEUE) {
		450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		451	push @cf::WAIT_FOR_TICK, $signal;
		452	$signal->wait;
		453	} else {
		454	Coro::schedule;
		455	}
316	};	456	}
317	$TICK_WATCHER->stop;	457	};
318	$guard	458
		459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
		462	my ($time, $pri, $name) = @_;
		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
		467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		469	$SLOT_QUEUE->ready;
		470	$sig->wait;
319	}	471	}
320		472
321	=item cf::async { BLOCK }	473	=item cf::async { BLOCK }
322		474
323	Currently the same as Coro::async_pool, meaning you cannot use	475	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		480
329	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
330		482
331	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
332		484
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	488	acceptable.
337		489
338	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		496
345	sub sync_job(&) {	497	sub sync_job(&) {
346	my ($job) = @_;	498	my ($job) = @_;
347		499
348	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	501	my $time = EV::time;
350		502
351	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
353		505
354	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	507
356	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
357		509
358	my $busy = 1;	510	my $busy = 1;
359	my @res;	511	my @res;
360		512
361	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	515	@res = eval { $job->() };
363	warn $@ if $@;	516	warn $@ if $@;
364	undef $busy;	517	undef $busy;
365	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
366		519
367	while ($busy) {	520	while ($busy) {
368	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
369	}	525	}
		526	}
370		527
371	$time = Event::time - $time;	528	my $time = EV::time - $time;
372		529
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
377		531
378	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
379	} else {	533	} else {
380	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
381		535
…		…
406	=item fork_call { }, $args	560	=item fork_call { }, $args
407		561
408	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
409	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
412		566
413	=cut	567	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		568
424	sub fork_call(&@) {	569	sub fork_call(&@) {
425	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
426		571
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		575
432	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	577	reset_signals;
446	local $SIG{__WARN__};	578	&$cb
447	local $SIG{__DIE__};	579	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		580
454	eval {	581	wantarray ? @res : $res[-1]
455	close $fh1;	582	}
456		583
457	my @res = eval { $cb->(@args) };	584	=item $coin = coin_from_name $name
458		585
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	586	=cut
460	close $fh2;
461	};
462		587
463	warn $@ if $@;	588	our %coin_alias = (
464	_exit 0;	589	"silver" => "silvercoin",
465	}	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
466	}	609	}
467		610
468	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
469		612
470	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
473		616
474	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
475	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).
476		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
477	=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	}
478		643
479	our $DB;	644	our $DB;
480		645
481	sub db_init {	646	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	647	cf::sync_job {
486	eval {	648	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	649	};
496	}	650	}
497		651
498	sub db_get($$) {	652	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
500		654
…		…
550	if (1) {	704	if (1) {
551	$md5 =	705	$md5 =
552	join "\x00",	706	join "\x00",
553	$processversion,	707	$processversion,
554	map {	708	map {
555	Coro::cede;	709	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	711	} 0.. $#$src;
558		712
559		713
560	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		752
599	#############################################################################	753	#############################################################################
600		754
601	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
602		756
603	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
604	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")
605	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
606		760
607	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>
608	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
609	Crossfire TRT).	763	Deliantra).
610		764
611	=over 4	765	=over 4
612		766
613	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
614		768
…		…
658	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
659		813
660	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
661	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
662		816
663	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
664	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.
665		819
666	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
667		821
668	=over 4	822	=over 4
…		…
866	";	1020	";
867	die if $@;	1021	die if $@;
868	}	1022	}
869		1023
870	our $override;	1024	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1025	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1026
873	sub override {	1027	sub override {
874	$override = 1;	1028	$override = 1;
875	@invoke_results = ();	1029	@INVOKE_RESULTS = (@_);
876	}	1030	}
877		1031
878	sub do_invoke {	1032	sub do_invoke {
879	my $event = shift;	1033	my $event = shift;
880	my $callbacks = shift;	1034	my $callbacks = shift;
881		1035
882	@invoke_results = ();	1036	@INVOKE_RESULTS = ();
883		1037
884	local $override;	1038	local $override;
885		1039
886	for (@$callbacks) {	1040	for (@$callbacks) {
887	eval { &{$_->[1]} };	1041	eval { &{$_->[1]} };
…		…
896	}	1050	}
897		1051
898	0	1052	0
899	}	1053	}
900		1054
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1056
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1058
905	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
906		1060
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1061	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1062	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1063	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1064
911	=back	1065	=back
912		1066
913	=cut	1067	=cut
914		1068
915	#############################################################################	1069	#############################################################################
916	# object support	1070	# object support
		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#
		1105	sub _can_merge {
		1106	my ($ob1, $ob2) = @_;
		1107
		1108	++$SLOW_MERGES;#d#
		1109
		1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
		1112	}
917		1113
918	sub reattach {	1114	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1116	my ($obj) = @_;
921		1117
		1118	# no longer needed after getting rid of delete_package?
922	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
923		1120
924	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
925		1122
926	@$registry = ();	1123	@$registry = ();
927		1124
…		…
942	cf::attachable->attach (	1139	cf::attachable->attach (
943	prio => -1000000,	1140	prio => -1000000,
944	on_instantiate => sub {	1141	on_instantiate => sub {
945	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
946		1143
947	$data = from_json $data;	1144	$data = decode_json $data;
948		1145
949	for (@$data) {	1146	for (@$data) {
950	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
951		1148
952	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1165	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
970		1167
971	sync_job {	1168	sync_job {
972	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
975		1173
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	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	}
980	close $fh;	1181	aio_close $fh;
981		1182
982	if (@$objs) {	1183	if (@$objs) {
983	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) {
984	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
987	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	}
988	close $fh;	1192	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
990	}	1194	}
991	} else {	1195	} else {
992	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
993	}	1197	}
994		1198
995	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1203	} else {
997	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
998	}	1205	}
999	} else {	1206	} else {
1000	aio_unlink $filename;	1207	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1002	}	1209	}
1003	}	1210	};
1004	}	1211	}
1005		1212
1006	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1008		1215
…		…
1020	or return;	1227	or return;
1021		1228
1022	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1231	or return;
		1232
1025	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1026	}	1235	}
1027		1236
		1237	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1030	return ($data, $av);	1241	($data, $av)
1031	}	1242	}
1032		1243
1033	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1034		1245
1035	=over 4	1246	=over 4
…		…
1089	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1090		1301
1091	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1092	}	1303	}
1093		1304
		1305	use File::Glob ();
		1306
1094	cf::player->attach (	1307	cf::player->attach (
1095	on_command => sub {	1308	on_command => sub {
1096	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1097		1310
1098	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1108	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1109		1322
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1324
1112	if (ref $msg) {	1325	if (ref $msg) {
		1326	my ($type, $reply, @payload) =
		1327	"ARRAY" eq ref $msg
		1328	? @$msg
		1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1330
		1331	my @reply;
		1332
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1118	} else {	1340	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1342	}
1121		1343
1122	cf::override;	1344	cf::override;
1123	},	1345	},
1124	);	1346	);
		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	}
1125		1360
1126	sub load_extensions {	1361	sub load_extensions {
1127	cf::sync_job {	1362	cf::sync_job {
1128	my %todo;	1363	my %todo;
1129		1364
…		…
1149		1384
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1387
1153	$ext{source} =	1388	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1156	. $source	1391	. $source
1157	. "\n};\n1";	1392	. "\n};\n1";
1158		1393
1159	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1177		1412
1178	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1414	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1416	}
1183		1417
1184	warn $msg;	1418	warn $msg;
1185	}	1419	}
1186		1420
…		…
1200		1434
1201	=back	1435	=back
1202		1436
1203	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1204		1438
1205	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1206		1440
1207	=cut	1441	=cut
1208		1442
1209	package cf::player;	1443	package cf::player;
1210		1444
1211	use Coro::AIO;	1445	use Coro::AIO;
1212		1446
1213	=head3 cf::player	1447	=head3 cf::player
1214		1448
1215	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1216		1464
1217	=item cf::player::find $login	1465	=item cf::player::find $login
1218		1466
1219	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1220		1468
…		…
1239		1487
1240	sub exists($) {	1488	sub exists($) {
1241	my ($login) = @_;	1489	my ($login) = @_;
1242		1490
1243	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1245	}	1493	}
1246		1494
1247	sub find($) {	1495	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1497	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1508
1261	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1264	}	1518	}
1265	}	1519	}
1266	}	1520	}
1267		1521
…		…
1276	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1277		1531
1278	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1280		1534
		1535	cf::get_slot 0.01;
		1536
1281	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1282	Coro::cede;	1538	cf::cede_to_tick;
1283	}	1539	}
1284		1540
1285	sub new($) {	1541	sub new($) {
1286	my ($login) = @_;	1542	my ($login) = @_;
1287		1543
…		…
1293	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1294		1550
1295	$self	1551	$self
1296	}	1552	}
1297		1553
		1554	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1555
		1556	=cut
		1557
		1558	sub send_msg {
		1559	my $ns = shift->ns
		1560	or return;
		1561	$ns->send_msg (@_);
		1562	}
		1563
1298	=item $pl->quit_character	1564	=item $pl->quit_character
1299		1565
1300	Nukes the player without looking back. If logged in, the connection will	1566	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1302		1568
…		…
1306	my ($pl) = @_;	1572	my ($pl) = @_;
1307		1573
1308	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1309		1575
1310	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1311	$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
1312		1578
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1317		1585
1318	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1623	or return [];
1356		1624
1357	my @logins;	1625	my @logins;
1358		1626
1359	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1363		1637
1364	utf8::decode $login;	1638	utf8::decode $login;
1365	push @logins, $login;	1639	push @logins, $login;
1366	}	1640	}
1367		1641
…		…
1394	}	1668	}
1395		1669
1396	\@paths	1670	\@paths
1397	}	1671	}
1398		1672
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1674
1401	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1402		1676
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1450		1678
1451	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1452		1680
1453	=cut	1681	=cut
1454		1682
1455	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1457		1685
1458	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1687	}
1461		1688
1462	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1463		1690
1464	Sends an ext event to the client.	1691	Sends an ext event to the client.
1465		1692
1466	=cut	1693	=cut
1467		1694
1468	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1470		1697
1471	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1472	}	1699	}
1473		1700
1474	=head3 cf::region	1701	=head3 cf::region
1475		1702
1476	=over 4	1703	=over 4
…		…
1489	my ($path) = @_;	1716	my ($path) = @_;
1490		1717
1491	my ($match, $specificity);	1718	my ($match, $specificity);
1492		1719
1493	for my $region (list) {	1720	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1721	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1722	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1723	if $region->specificity > $specificity;
1497	}	1724	}
1498	}	1725	}
1499		1726
…		…
1520	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1522		1749
1523	sub generate_random_map {	1750	sub generate_random_map {
1524	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
1525	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1756	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1619	$self->init; # pass $1 etc.	1849	$self->init; # pass $1 etc.
1620	return $self;	1850	return $self;
1621	}	1851	}
1622	}	1852	}
1623		1853
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1854	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1855	()
1626	}	1856	}
1627		1857
1628	sub init {	1858	sub init {
1629	my ($self) = @_;	1859	my ($self) = @_;
…		…
1651		1881
1652	# the temporary/swap location	1882	# the temporary/swap location
1653	sub save_path {	1883	sub save_path {
1654	my ($self) = @_;	1884	my ($self) = @_;
1655		1885
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1658	}	1888	}
1659		1889
1660	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1661	sub uniq_path {	1891	sub uniq_path {
1662	my ($self) = @_;	1892	my ($self) = @_;
1663		1893
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1896	}
1676		1897
1677	sub decay_objects {	1898	sub decay_objects {
1678	my ($self) = @_;	1899	my ($self) = @_;
1679		1900
…		…
1692		1913
1693	sub load_header_from($) {	1914	sub load_header_from($) {
1694	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1695		1916
1696	utf8::encode $path;	1917	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1702		1926
1703	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1704		1928
1705	1	1929	1
1706	}	1930	}
…		…
1760	sub find {	1984	sub find {
1761	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1762		1986
1763	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1764		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1766		1991
1767	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1770	or return;	1994	or return;
1771		1995
1772	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1773		1997
…		…
1775	or return;	1999	or return;
1776		2000
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1780	$map->reset;	2006	$map->reset;
1781	undef $guard;
1782	return find $path;	2007	return find $path;
1783	}	2008	}
1784		2009
1785	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1786	}	2011	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1796		2021
1797	my $path = $self->{path};	2022	my $path = $self->{path};
1798		2023
1799	{	2024	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1801		2026
		2027	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2029
1804	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1805		2031
1806	$self->alloc;	2032	$self->alloc;
1807		2033
1808	$self->pre_load;	2034	$self->pre_load;
1809	Coro::cede;	2035	cf::cede_to_tick;
1810		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1812	or return;	2040	or return;
1813		2041
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1815	if delete $self->{load_original};	2043	if delete $self->{load_original};
1816		2044
1817	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2046	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2049	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1822	}	2053	}
1823	}	2054	}
1824		2055
1825	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1826	# now do the right thing for maps	2059	# now do the right thing for maps
1827	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2062	unless $self->difficulty;
1830	Coro::cede;	2063	cf::cede_to_tick;
1831		2064
1832	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2066	$self->decay_objects;
1834	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1835	$self->update_buttons;	2068	$self->update_buttons;
1836	Coro::cede;	2069	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2070	$self->activate;
1840	}	2071	}
1841		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2077	}
1844		2078
1845	$self->post_load;	2079	$self->post_load;
1846	}	2080	}
1847		2081
…		…
1856		2090
1857	$self	2091	$self
1858	}	2092	}
1859		2093
1860	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2095	sub load_neighbours {
1862	my ($map) = @_;	2096	my ($map) = @_;
1863		2097
1864	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1865		2099
1866	for (0 .. 3) {	2100	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1868	or next;	2102	or next;
1869	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1870	or next;	2104	or next;
1871	$neigh->load;	2105	$neigh->load;
1872		2106
		2107	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2110	}
1876		2111
1877	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1879	or next;	2115	or next;
1880	$neigh->load;	2116	$neigh->load;
1881	}	2117	}
1882	}	2118	}
1883		2119
…		…
1888	}	2124	}
1889		2125
1890	sub do_load_sync {	2126	sub do_load_sync {
1891	my ($map) = @_;	2127	my ($map) = @_;
1892		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1893	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1894	}	2133	}
1895		2134
1896	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1898		2137
1899	sub find_async {	2138	sub find_async {
1900	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1901		2140
1902	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1903		2142
1904	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2145	}
1907		2146
1908	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1909	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1910	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2154	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2155	$map->load if $v;
		2156	}
1915		2157
1916	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1917	}	2159	}
1918	}	2160	}
1919	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1920	};	2162	};
1921	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2166	}
1925		2167
1926	sub save {	2168	sub save {
1927	my ($self) = @_;	2169	my ($self) = @_;
1928		2170
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2172
1931	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1932		2174
1933	return unless $self->dirty;	2175	return unless $self->dirty;
1934		2176
…		…
1940	return if $self->{deny_save};	2182	return if $self->{deny_save};
1941		2183
1942	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1943		2185
1944	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1946	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1947		2192
1948	if ($uniq) {	2193	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2196	} else {
…		…
1957	my ($self) = @_;	2202	my ($self) = @_;
1958		2203
1959	# save first because save cedes	2204	# save first because save cedes
1960	$self->save;	2205	$self->save;
1961		2206
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2208
1964	return if $self->players;	2209	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2211	return if $self->{deny_save};
1967		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2217	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2218	}
1971		2219
1972	sub reset_at {	2220	sub reset_at {
1973	my ($self) = @_;	2221	my ($self) = @_;
1974		2222
…		…
1992		2240
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2242
1995	return if $self->players;	2243	return if $self->players;
1996		2244
1997	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
1998		2246
1999	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2000		2248
2001	# need to save uniques path	2249	# need to save uniques path
2002	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2254	if $uniq;
2007	}	2255	}
2008		2256
2009	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2010		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2261	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2262
2015	$self->unlink_save;	2263	$self->unlink_save;
2016	$self->destroy;	2264	$self->destroy;
2017	}	2265	}
2018		2266
2019	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2020		2268
2021	sub nuke {	2269	sub nuke {
2022	my ($self) = @_;	2270	my ($self) = @_;
2023		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2024	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2025		2276
2026	$self->unlink_save;	2277	$self->unlink_save;
2027		2278
2028	bless $self, "cf::map";	2279	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2284
2034	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2035		2287
2036	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2037	}	2289	}
2038		2290
2039	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2081		2333
2082	sub unique_maps() {	2334	sub unique_maps() {
2083	[	2335	[
2084	map {	2336	map {
2085	utf8::decode $_;	2337	utf8::decode $_;
2086	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2087	? normalise $_	2341	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2343	]
2091	}	2344	}
2092		2345
2093	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2094		2377
2095	=back	2378	=back
2096		2379
2097	=head3 cf::object	2380	=head3 cf::object
2098		2381
…		…
2102		2385
2103	=over 4	2386	=over 4
2104		2387
2105	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2106		2389
2107	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2108		2392
2109	=cut	2393	=cut
2110		2394
2111	sub inv_recursive_;	2395	sub inv_recursive_;
2112	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2115		2399
2116	sub inv_recursive {	2400	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2118	}	2402	}
2119		2403
		2404	=item $ref = $ob->ref
		2405
		2406	Creates and returns a persistent reference to an object that can be stored as a string.
		2407
		2408	=item $ob = cf::object::deref ($refstring)
		2409
		2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2411	even if the object actually exists. May block.
		2412
		2413	=cut
		2414
		2415	sub deref {
		2416	my ($ref) = @_;
		2417
		2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2419	my ($uuid, $name) = ($1, $2);
		2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2421	or return;
		2422	$pl->ob->uuid eq $uuid
		2423	or return;
		2424
		2425	$pl->ob
		2426	} else {
		2427	warn "$ref: cannot resolve object reference\n";
		2428	undef
		2429	}
		2430	}
		2431
2120	package cf;	2432	package cf;
2121		2433
2122	=back	2434	=back
2123		2435
2124	=head3 cf::object::player	2436	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2442	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2133		2445
2134	=cut	2446	=cut
		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
2135		2461
2136	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2463	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
…		…
2146		2472
2147	} else {	2473	} else {
2148	my $pl = $self->contr;	2474	my $pl = $self->contr;
2149		2475
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2479
2159	} else {	2480	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2483	}
2163	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2164	}	2495	}
2165		2496
2166	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2167		2498
2168	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2181		2512
2182	=item $player_object->enter_link	2513	=item $player_object->enter_link
2183		2514
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2516
2186	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2188		2521
2189	Will never block.	2522	Will never block.
2190		2523
2191	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2192		2525
…		…
2244	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2246		2579
2247	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2250		2583
2251	$map->load;	2584	$map->load;
2252	$map->load_diag;	2585	$map->load_neighbours;
2253		2586
2254	return unless $self->contr->active;	2587	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2588
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
2259	}
2260		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
		2594	}
		2595
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2597
2263	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2601	the new (success) or old (failed) map position. In either case, $done will
		2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2267		2606
2268	=cut	2607	=cut
2269		2608
2270	our $GOTOGEN;	2609	our $GOTOGEN;
2271		2610
2272	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2612	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2613
2275	# do generation counting so two concurrent goto's will be executed in-order	2614	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2616
2278	$self->enter_link;	2617	$self->enter_link;
2279		2618
2280	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
		2622	# *tag paths override both path and x|y
		2623	if ($path =~ /^\*(.*)$/) {
		2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2625	my $ob = $obs[rand @obs];
		2626
		2627	# see if we actually can go there
		2628	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2629	$ob = $obs[rand @obs];
		2630	} else {
		2631	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2632	}
		2633	# else put us there anyways for now #d#
		2634
		2635	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2636	} else {
		2637	($path, $x, $y) = (undef, undef, undef);
		2638	}
		2639	}
		2640
2281	my $map = eval {	2641	my $map = eval {
2282	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2283		2643
2284	if ($map) {	2644	if ($map) {
2285	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2287	} else {	2647	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2649	}
2290		2650
2291	$map	2651	$map
2292	};	2652	};
2293		2653
…		…
2298		2658
2299	if ($gen == $self->{_goto_generation}) {	2659	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2660	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2661	$self->leave_link ($map, $x, $y);
2302	}	2662	}
		2663
		2664	$done->() if $done;
2303	})->prio (1);	2665	})->prio (1);
2304	}	2666	}
2305		2667
2306	=item $player_object->enter_exit ($exit_object)	2668	=item $player_object->enter_exit ($exit_object)
2307		2669
…		…
2327	}	2689	}
2328		2690
2329	sub prepare_random_map {	2691	sub prepare_random_map {
2330	my ($exit) = @_;	2692	my ($exit) = @_;
2331		2693
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2696	# that depends on the exit object
2337		2697
2338	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2700	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2345	}	2707	}
2346		2708
2347	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2348		2710
2349	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2352		2714
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2717	undef $fh;
2356	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2357		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2360	}	2726	}
2361	}	2727	}
2362		2728
2363	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2365		2731
2366	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2367		2733
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2734	$self->enter_link;
2380		2735
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2736	(async {
2386	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2387	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2388	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2389		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2390	1;	2760	1
2391	}) {	2761	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2766
2397	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2416		2786
2417	utf8::encode $text;	2787	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2789	}
2420		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
		2814	}
		2815
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2817
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2819	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2427		2822
2428	=cut	2823	=cut
2429		2824
		2825	# non-persistent channels (usually the info channel)
		2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
		2833	"c/identify" => {
		2834	id => "infobox",
		2835	title => "Identify",
		2836	reply => undef,
		2837	tooltip => "Items recently identified",
		2838	},
		2839	"c/examine" => {
		2840	id => "infobox",
		2841	title => "Examine",
		2842	reply => undef,
		2843	tooltip => "Signs and other items you examined",
		2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
		2850	},
		2851	"c/book" => {
		2852	id => "infobox",
		2853	title => "Book",
		2854	reply => undef,
		2855	tooltip => "The contents of a note or book",
		2856	},
		2857	"c/lookat" => {
		2858	id => "infobox",
		2859	title => "Look",
		2860	reply => undef,
		2861	tooltip => "What you saw there",
		2862	},
		2863	"c/who" => {
		2864	id => "infobox",
		2865	title => "Players",
		2866	reply => undef,
		2867	tooltip => "Shows players who are currently online",
		2868	},
		2869	"c/body" => {
		2870	id => "infobox",
		2871	title => "Body Parts",
		2872	reply => undef,
		2873	tooltip => "Shows which body parts you posess and are available",
		2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
		2911	"c/uptime" => {
		2912	id => "infobox",
		2913	title => "Uptime",
		2914	reply => undef,
		2915	tooltip => "How long the server has been running since last restart",
		2916	},
		2917	"c/mapinfo" => {
		2918	id => "infobox",
		2919	title => "Map Info",
		2920	reply => undef,
		2921	tooltip => "Information related to the maps",
		2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
		2937	);
		2938
2430	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2941
2433	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
		2944
		2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2946
		2947	# check predefined channels, for the benefit of C
		2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
		2950
		2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
		2954	} elsif (ref $channel) {
		2955	# send meta info to client, if not yet sent
		2956	unless (exists $self->{channel}{$channel->{id}}) {
		2957	$self->{channel}{$channel->{id}} = $channel;
		2958	$self->ext_msg (channel_info => $channel);
		2959	}
		2960
		2961	$channel = $channel->{id};
		2962	}
2434		2963
2435	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2436		2965
2437	if ($self->can_msg) {	2966	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	2968	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		2969
2450	if ($color >= 0) {	2970	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	2971	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	2973	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		2974
		2975	$self->send_big_packet ($pkt);
		2976	}
		2977
2461	=item $client->ext_event ($type, %msg)	2978	=item $client->ext_msg ($type, @msg)
2462		2979
2463	Sends an ext event to the client.	2980	Sends an ext event to the client.
2464		2981
2465	=cut	2982	=cut
2466		2983
2467	sub cf::client::ext_event($$%) {	2984	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	2985	my ($self, $type, @msg) = @_;
2469		2986
		2987	if ($self->extcmd == 2) {
		2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2989	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	2990	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2992	}
		2993	}
		2994
		2995	=item $client->ext_reply ($msgid, @msg)
		2996
		2997	Sends an ext reply to the client.
		2998
		2999	=cut
		3000
		3001	sub cf::client::ext_reply($$@) {
		3002	my ($self, $id, @msg) = @_;
		3003
		3004	if ($self->extcmd == 2) {
		3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3006	} elsif ($self->extcmd == 1) {
		3007	#TODO: version 1, remove
		3008	unshift @msg, msgtype => "reply", msgid => $id;
		3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3010	}
2472	}	3011	}
2473		3012
2474	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2475		3014
2476	Queues a query to the client, calling the given callback with	3015	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3070	my ($ns, $buf) = @_;
2532		3071
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3072	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3073
2535	if (ref $msg) {	3074	if (ref $msg) {
		3075	my ($type, $reply, @payload) =
		3076	"ARRAY" eq ref $msg
		3077	? @$msg
		3078	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3079
		3080	my @reply;
		3081
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3082	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3083	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3084	}
		3085
		3086	$ns->ext_reply ($reply, @reply)
		3087	if $reply;
		3088
2542	} else {	3089	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3090	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3091	}
2545		3092
2546	cf::override;	3093	cf::override;
…		…
2593	our $safe = new Safe "safe";	3140	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2595		3142
2596	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2597		3144
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3145	$safe->permit_only (Opcode::opset qw(
		3146	:base_core :base_mem :base_orig :base_math :base_loop
		3147	grepstart grepwhile mapstart mapwhile
		3148	sort time
		3149	));
2599		3150
2600	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
2601		3152
2602	=pod	3153	=pod
2603		3154
2604	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2605		3156
2606	cf::object	3157	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3158	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3159	insert remove name archname title slaying race decrease split
		3160	value
2609		3161
2610	cf::object::player	3162	cf::object::player
2611	player	3163	player
2612		3164
2613	cf::player	3165	cf::player
…		…
2618		3170
2619	=cut	3171	=cut
2620		3172
2621	for (	3173	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3175	insert remove inv nrof name archname title slaying race
		3176	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2627	) {	3180	) {
2628	no strict 'refs';	3181	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2648		3201
2649	my $qcode = $code;	3202	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2652		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2653	local $_;	3209	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3210
2656	my $eval =	3211	my $eval =
2657	"do {\n"	3212	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3215	. $code
2661	. "\n}"	3216	. "\n}"
2662	;	3217	;
2663		3218
		3219	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2667		3228
2668	if ($@) {	3229	if ($@) {
2669	warn "$@";	3230	warn "$@";
2670	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2671	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2704	# the server's init and main functions	3265	# the server's init and main functions
2705		3266
2706	sub load_facedata($) {	3267	sub load_facedata($) {
2707	my ($path) = @_;	3268	my ($path) = @_;
2708		3269
		3270	# HACK to clear player env face cache, we need some signal framework
		3271	# for this (global event?)
		3272	%ext::player_env::MUSIC_FACE_CACHE = ();
		3273
		3274	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3275
2709	warn "loading facedata from $path\n";	3276	warn "loading facedata from $path\n";
2710		3277
2711	my $facedata;	3278	my $facedata;
2712	0 < aio_load $path, $facedata	3279	0 < aio_load $path, $facedata
2713	or die "$path: $!";	3280	or die "$path: $!";
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3282	$facedata = Coro::Storable::thaw $facedata;
2716		3283
2717	$facedata->{version} == 2	3284	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3286
		3287	# patch in the exptable
		3288	$facedata->{resource}{"res/exp_table"} = {
		3289	type => FT_RSRC,
		3290	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3291	};
		3292	cf::cede_to_tick;
		3293
2720	{	3294	{
2721	my $faces = $facedata->{faceinfo};	3295	my $faces = $facedata->{faceinfo};
2722		3296
2723	while (my ($face, $info) = each %$faces) {	3297	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3298	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3299
2725	cf::face::set_visibility $idx, $info->{visibility};	3300	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3301	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3302	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3303	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2729		3304
2730	cf::cede_to_tick;	3305	cf::cede_to_tick;
2731	}	3306	}
2732		3307
2733	while (my ($face, $info) = each %$faces) {	3308	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3309	next unless $info->{smooth};
		3310
2735	my $idx = cf::face::find $face	3311	my $idx = cf::face::find $face
2736	or next;	3312	or next;
		3313
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3314	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3315	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3316	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3317	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3318	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2755		3332
2756	cf::anim::invalidate_all; # d'oh	3333	cf::anim::invalidate_all; # d'oh
2757	}	3334	}
2758		3335
2759	{	3336	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3337	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3338
2765	while (my ($name, $info) = each %$res) {	3339	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3340	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3341	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3342
		3343	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2775	cf::face::set_type $idx, 1;	3344	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3345	} else {
		3346	$RESOURCE{$name} = $info;
		3347	}
2777		3348
2778	cf::cede_to_tick;	3349	cf::cede_to_tick;
2779	}	3350	}
2780	}	3351	}
2781		3352
		3353	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3354
2782	1	3355	1
2783	}	3356	}
2784		3357
		3358	cf::global->attach (on_resource_update => sub {
		3359	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3360	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3361
		3362	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3363	my $sound = $soundconf->{compat}[$_]
		3364	or next;
		3365
		3366	my $face = cf::face::find "sound/$sound->[1]";
		3367	cf::sound::set $sound->[0] => $face;
		3368	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3369	}
		3370
		3371	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3372	my $face = cf::face::find "sound/$v";
		3373	cf::sound::set $k => $face;
		3374	}
		3375	}
		3376	});
		3377
		3378	register_exticmd fx_want => sub {
		3379	my ($ns, $want) = @_;
		3380
		3381	while (my ($k, $v) = each %$want) {
		3382	$ns->fx_want ($k, $v);
		3383	}
		3384	};
		3385
		3386	sub load_resource_file($) {
		3387	my $guard = lock_acquire "load_resource_file";
		3388
		3389	my $status = load_resource_file_ $_[0];
		3390	get_slot 0.1, 100;
		3391	cf::arch::commit_load;
		3392
		3393	$status
		3394	}
		3395
2785	sub reload_regions {	3396	sub reload_regions {
		3397	# HACK to clear player env face cache, we need some signal framework
		3398	# for this (global event?)
		3399	%ext::player_env::MUSIC_FACE_CACHE = ();
		3400
2786	load_resource_file "$MAPDIR/regions"	3401	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3402	or die "unable to load regions file\n";
		3403
		3404	for (cf::region::list) {
		3405	$_->{match} = qr/$_->{match}/
		3406	if exists $_->{match};
		3407	}
2788	}	3408	}
2789		3409
2790	sub reload_facedata {	3410	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3411	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3412	or die "unable to load facedata\n";
2793	}	3413	}
2794		3414
2795	sub reload_archetypes {	3415	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3416	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3417	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3418	}
2804		3419
2805	sub reload_treasures {	3420	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3421	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3422	or die "unable to load treasurelists\n";
2808	}	3423	}
2809		3424
2810	sub reload_resources {	3425	sub reload_resources {
2811	warn "reloading resource files...\n";	3426	warn "reloading resource files...\n";
2812		3427
		3428	reload_facedata;
		3429	reload_archetypes;
2813	reload_regions;	3430	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3431	reload_treasures;
2818		3432
2819	warn "finished reloading resource files\n";	3433	warn "finished reloading resource files\n";
2820	}	3434	}
2821		3435
2822	sub init {	3436	sub reload_config {
2823	reload_resources;	3437	warn "reloading config file...\n";
2824	}
2825		3438
2826	sub cfg_load {
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3439	open my $fh, "<:utf8", "$CONFDIR/config"
2828	or return;	3440	or return;
2829		3441
2830	local $/;	3442	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;	3443	*CFG = YAML::XS::Load scalar <$fh>;
2832		3444
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3445	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2834		3446
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3447	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3448	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2840	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3452	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2841	and die "WARNING: m(un)lockall failed: $!\n";	3453	and die "WARNING: m(un)lockall failed: $!\n";
2842	};	3454	};
2843	warn $@ if $@;	3455	warn $@ if $@;
2844	}	3456	}
		3457
		3458	warn "finished reloading resource files\n";
		3459	}
		3460
		3461	sub pidfile() {
		3462	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3463	or die "$PIDFILE: $!";
		3464	flock $fh, &Fcntl::LOCK_EX
		3465	or die "$PIDFILE: flock: $!";
		3466	$fh
		3467	}
		3468
		3469	# make sure only one server instance is running at any one time
		3470	sub atomic {
		3471	my $fh = pidfile;
		3472
		3473	my $pid = <$fh>;
		3474	kill 9, $pid if $pid > 0;
		3475
		3476	seek $fh, 0, 0;
		3477	print $fh $$;
		3478	}
		3479
		3480	sub main_loop {
		3481	warn "EV::loop starting\n";
		3482	if (1) {
		3483	EV::loop;
		3484	}
		3485	warn "EV::loop returned\n";
		3486	goto &main_loop unless $REALLY_UNLOOP;
2845	}	3487	}
2846		3488
2847	sub main {	3489	sub main {
		3490	cf::init_globals; # initialise logging
		3491
		3492	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3493	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3494	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3495	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3496
		3497	cf::init_experience;
		3498	cf::init_anim;
		3499	cf::init_attackmess;
		3500	cf::init_dynamic;
		3501
		3502	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3503
2848	# we must not ever block the main coroutine	3504	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3505	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3506	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3507	(async {
2852	Event::one_event;	3508	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3509	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3510	})->prio (Coro::PRIO_MAX);
2854	};	3511	};
2855		3512
2856	cfg_load;	3513	evthread_start IO::AIO::poll_fileno;
		3514
		3515	cf::sync_job {
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518
		3519	reload_resources;
		3520	reload_config;
2857	db_init;	3521	db_init;
		3522
		3523	cf::init_uuid;
		3524	cf::init_signals;
		3525	cf::init_commands;
		3526	cf::init_skills;
		3527
		3528	cf::init_beforeplay;
		3529
		3530	atomic;
		3531
2858	load_extensions;	3532	load_extensions;
2859		3533
2860	$TICK_WATCHER->start;	3534	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3535
		3536	# no (long-running) fork's whatsoever before this point(!)
		3537	use POSIX ();
		3538	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3539
		3540	(pop @POST_INIT)->(0) while @POST_INIT;
		3541	};
		3542
		3543	main_loop;
2862	}	3544	}
2863		3545
2864	#############################################################################	3546	#############################################################################
2865	# initialisation and cleanup	3547	# initialisation and cleanup
2866		3548
2867	# install some emergency cleanup handlers	3549	# install some emergency cleanup handlers
2868	BEGIN {	3550	BEGIN {
		3551	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3552	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3553	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3554	cf::cleanup "SIG$signal";
2877	},
2878	);	3555	};
2879	}	3556	}
2880	}	3557	}
2881		3558
2882	sub write_runtime {	3559	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";
2884
2885	# first touch the runtime file to show we are still running:	3560	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3561	# the fsync below can take a very very long time.
2887		3562
2888	IO::AIO::aio_utime $runtime, undef, undef;	3563	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3564
2890	my $guard = cf::lock_acquire "write_runtime";	3565	my $guard = cf::lock_acquire "write_runtime";
2891		3566
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3567	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2893	or return;	3568	or return;
2894		3569
2895	my $value = $cf::RUNTIME + 90 + 10;	3570	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3571	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3572	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3582	aio_utime $fh, undef, undef;
2908		3583
2909	close $fh	3584	close $fh
2910	or return;	3585	or return;
2911		3586
2912	aio_rename "$runtime~", $runtime	3587	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3588	and return;
2914		3589
2915	warn "runtime file written.\n";	3590	warn "runtime file written.\n";
2916		3591
2917	1	3592	1
		3593	}
		3594
		3595	our $uuid_lock;
		3596	our $uuid_skip;
		3597
		3598	sub write_uuid_sync($) {
		3599	$uuid_skip ||= $_[0];
		3600
		3601	return if $uuid_lock;
		3602	local $uuid_lock = 1;
		3603
		3604	my $uuid = "$LOCALDIR/uuid";
		3605
		3606	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3607	or return;
		3608
		3609	my $value = uuid_seq uuid_cur;
		3610
		3611	unless ($value) {
		3612	warn "cowardly refusing to write zero uuid value!\n";
		3613	return;
		3614	}
		3615
		3616	my $value = uuid_str $value + $uuid_skip;
		3617	$uuid_skip = 0;
		3618
		3619	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3620	and return;
		3621
		3622	# always fsync - this file is important
		3623	aio_fsync $fh
		3624	and return;
		3625
		3626	close $fh
		3627	or return;
		3628
		3629	aio_rename "$uuid~", $uuid
		3630	and return;
		3631
		3632	warn "uuid file written ($value).\n";
		3633
		3634	1
		3635
		3636	}
		3637
		3638	sub write_uuid($$) {
		3639	my ($skip, $sync) = @_;
		3640
		3641	$sync ? write_uuid_sync $skip
		3642	: async { write_uuid_sync $skip };
2918	}	3643	}
2919		3644
2920	sub emergency_save() {	3645	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3646	my $freeze_guard = cf::freeze_mainloop;
2922		3647
2923	warn "enter emergency perl save\n";	3648	warn "emergency_perl_save: enter\n";
2924		3649
2925	cf::sync_job {	3650	cf::sync_job {
		3651	# this is a trade-off: we want to be very quick here, so
		3652	# save all maps without fsync, and later call a global sync
		3653	# (which in turn might be very very slow)
		3654	local $USE_FSYNC = 0;
		3655
2926	# use a peculiar iteration method to avoid tripping on perl	3656	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3657	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3658	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3659	warn "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3660	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3661	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3662	$pl->valid or next;
		3663	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3664	$pl->save;
2934	}	3665	}
2935	warn "end emergency player save\n";	3666	warn "emergency_perl_save: end player save\n";
2936		3667
2937	warn "begin emergency map save\n";	3668	warn "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3669	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3670	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3671	$map->valid or next;
2941	$map->save;	3672	$map->save;
2942	}	3673	}
2943	warn "end emergency map save\n";	3674	warn "emergency_perl_save: end map save\n";
2944		3675
2945	warn "begin emergency database checkpoint\n";	3676	warn "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3678	warn "emergency_perl_save: end database checkpoint\n";
		3679
		3680	warn "emergency_perl_save: begin write uuid\n";
		3681	write_uuid_sync 1;
		3682	warn "emergency_perl_save: end write uuid\n";
2948	};	3683	};
2949		3684
		3685	warn "emergency_perl_save: starting sync()\n";
		3686	IO::AIO::aio_sync sub {
		3687	warn "emergency_perl_save: finished sync()\n";
		3688	};
		3689
2950	warn "leave emergency perl save\n";	3690	warn "emergency_perl_save: leave\n";
2951	}	3691	}
2952		3692
2953	sub post_cleanup {	3693	sub post_cleanup {
2954	my ($make_core) = @_;	3694	my ($make_core) = @_;
2955		3695
2956	warn Carp::longmess "post_cleanup backtrace"	3696	warn Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3697	if $make_core;
		3698
		3699	my $fh = pidfile;
		3700	unlink $PIDFILE if <$fh> == $$;
		3701	}
		3702
		3703	# a safer delete_package, copied from Symbol
		3704	sub clear_package($) {
		3705	my $pkg = shift;
		3706
		3707	# expand to full symbol table name if needed
		3708	unless ($pkg =~ /^main::.*::$/) {
		3709	$pkg = "main$pkg" if $pkg =~ /^::/;
		3710	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3711	$pkg .= '::' unless $pkg =~ /::$/;
		3712	}
		3713
		3714	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3715	my $stem_symtab = *{$stem}{HASH};
		3716
		3717	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3718	or return;
		3719
		3720	# clear all symbols
		3721	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3722	for my $name (keys %$leaf_symtab) {
		3723	_gv_clear *{"$pkg$name"};
		3724	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3725	}
		3726	warn "cleared package $pkg\n";#d#
2958	}	3727	}
2959		3728
2960	sub do_reload_perl() {	3729	sub do_reload_perl() {
2961	# can/must only be called in main	3730	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3731	if ($Coro::current != $Coro::main) {
2963	warn "can only reload from main coroutine";	3732	warn "can only reload from main coroutine";
2964	return;	3733	return;
2965	}	3734	}
2966		3735
		3736	return if $RELOAD++;
		3737
		3738	my $t1 = EV::time;
		3739
		3740	while ($RELOAD) {
2967	warn "reloading...";	3741	warn "reloading...";
2968		3742
2969	warn "entering sync_job";	3743	warn "entering sync_job";
2970		3744
2971	cf::sync_job {	3745	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark	3746	cf::write_runtime_sync; # external watchdog should not bark
2973	cf::emergency_save;	3747	cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
2975		3749
2976	warn "syncing database to disk";	3750	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;	3751	BDB::db_env_txn_checkpoint $DB_ENV;
2978		3752
2979	# if anything goes wrong in here, we should simply crash as we already saved	3753	# if anything goes wrong in here, we should simply crash as we already saved
2980		3754
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";	3755	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;	3756	while (IO::AIO::nreqs || BDB::nreqs) {
2992	warn "iterate...";	3757	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();
3000
3001	warn "removing commands";
3002	%COMMAND = ();
3003
3004	warn "removing ext/exti commands";
3005	%EXTCMD = ();
3006	%EXTICMD = ();
3007
3008	warn "unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";
3011
3012	if (my $cb = $pkg->can ("unload")) {
3013	eval {
3014	$cb->($pkg);
3015	1
3016	} or warn "$pkg unloaded, but with errors: $@";
3017	}	3758	}
3018		3759
3019	warn "... nuking $pkg";	3760	warn "cancelling all extension coros";
3020	Symbol::delete_package $pkg;	3761	$_->cancel for values %EXT_CORO;
3021	}	3762	%EXT_CORO = ();
3022		3763
3023	warn "unloading all perl modules loaded from $LIBDIR";	3764	warn "removing commands";
3024	while (my ($k, $v) = each %INC) {	3765	%COMMAND = ();
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3766
		3767	warn "removing ext/exti commands";
		3768	%EXTCMD = ();
		3769	%EXTICMD = ();
		3770
		3771	warn "unloading/nuking all extensions";
		3772	for my $pkg (@EXTS) {
3027	warn "... unloading $k";	3773	warn "... unloading $pkg";
3028	delete $INC{$k};
3029		3774
3030	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;
3032
3033	if (my $cb = $k->can ("unload_module")) {	3775	if (my $cb = $pkg->can ("unload")) {
		3776	eval {
3034	$cb->();	3777	$cb->($pkg);
		3778	1
		3779	} or warn "$pkg unloaded, but with errors: $@";
		3780	}
		3781
		3782	warn "... clearing $pkg";
		3783	clear_package $pkg;
3035	}	3784	}
3036		3785
3037	Symbol::delete_package $k;	3786	warn "unloading all perl modules loaded from $LIBDIR";
		3787	while (my ($k, $v) = each %INC) {
		3788	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3789
		3790	warn "... unloading $k";
		3791	delete $INC{$k};
		3792
		3793	$k =~ s/\.pm$//;
		3794	$k =~ s/\//::/g;
		3795
		3796	if (my $cb = $k->can ("unload_module")) {
		3797	$cb->();
		3798	}
		3799
		3800	clear_package $k;
3038	}	3801	}
3039		3802
3040	warn "getting rid of safe::, as good as possible";	3803	warn "getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	3804	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3805	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		3806
3044	warn "unloading cf.pm \"a bit\"";	3807	warn "unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	3808	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	3809	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		3810
3048	# don't, removes xs symbols, too,	3811	# don't, removes xs symbols, too,
3049	# and global variables created in xs	3812	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	3813	#clear_package __PACKAGE__;
3051		3814
3052	warn "unload completed, starting to reload now";	3815	warn "unload completed, starting to reload now";
3053		3816
3054	warn "reloading cf.pm";	3817	warn "reloading cf.pm";
3055	require cf;	3818	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3819	cf::_connect_to_perl_1;
3057		3820
3058	warn "loading config and database again";	3821	warn "loading config and database again";
3059	cf::cfg_load;	3822	cf::reload_config;
3060		3823
3061	warn "loading extensions";	3824	warn "loading extensions";
3062	cf::load_extensions;	3825	cf::load_extensions;
3063		3826
		3827	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	3828	warn "reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	3829	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	3830	warn "reattaching attachments to maps";
3067	reattach $_ for values %MAP;	3831	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	3832	warn "reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	3833	reattach $_ for values %PLAYER;
		3834	}
3070		3835
		3836	warn "running post_init jobs";
		3837	(pop @POST_INIT)->(1) while @POST_INIT;
		3838
3071	warn "leaving sync_job";	3839	warn "leaving sync_job";
3072		3840
3073	1	3841	1
3074	} or do {	3842	} or do {
3075	warn $@;	3843	warn $@;
3076	warn "error while reloading, exiting.";	3844	cf::cleanup "error while reloading, exiting.";
3077	exit 1;
3078	};	3845	};
3079		3846
3080	warn "reloaded";	3847	warn "reloaded";
		3848	--$RELOAD;
		3849	}
		3850
		3851	$t1 = EV::time - $t1;
		3852	warn "reload completed in ${t1}s\n";
3081	};	3853	};
3082		3854
3083	our $RELOAD_WATCHER; # used only during reload	3855	our $RELOAD_WATCHER; # used only during reload
3084		3856
3085	sub reload_perl() {	3857	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	3858	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	3859	# coro crashes during coro_state_free->destroy here.
3088		3860
3089	$RELOAD_WATCHER ||= Event->timer (	3861	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	3862	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	3863
3092	data => WF_AUTOCANCEL,	3864	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	3865	do_reload_perl;
3095	undef $RELOAD_WATCHER;	3866	undef $RELOAD_WATCHER;
3096	},	3867	};
3097	);	3868	};
3098	}	3869	}
3099		3870
3100	register_command "reload" => sub {	3871	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	3872	my ($who, $arg) = @_;
3102		3873
3103	if ($who->flag (FLAG_WIZ)) {	3874	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	3875	$who->message ("reloading server.");
		3876	async {
		3877	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	3878	reload_perl;
		3879	};
3106	}	3880	}
3107	};	3881	};
3108		3882
3109	unshift @INC, $LIBDIR;	3883	unshift @INC, $LIBDIR;
3110		3884
…		…
3112		3886
3113	our @WAIT_FOR_TICK;	3887	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;	3888	our @WAIT_FOR_TICK_BEGIN;
3115		3889
3116	sub wait_for_tick {	3890	sub wait_for_tick {
3117	return unless $TICK_WATCHER->is_active;
3118	return if $Coro::current == $Coro::main;	3891	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3119		3892
3120	my $signal = new Coro::Signal;	3893	my $signal = new Coro::Signal;
3121	push @WAIT_FOR_TICK, $signal;	3894	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;	3895	$signal->wait;
3123	}	3896	}
3124		3897
3125	sub wait_for_tick_begin {	3898	sub wait_for_tick_begin {
3126	return unless $TICK_WATCHER->is_active;
3127	return if $Coro::current == $Coro::main;	3899	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3128		3900
3129	my $signal = new Coro::Signal;	3901	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	3902	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	3903	$signal->wait;
3132	}	3904	}
3133		3905
3134	my $min = 1e6;#d#	3906	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	3907	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3908	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	3909	unless ++$bug_warning > 10;
3146	return;	3910	return;
3147	}	3911	}
3148		3912
3149	$NOW = $tick_start = Event::time;
3150
3151	cf::server_tick; # one server iteration	3913	cf::server_tick; # one server iteration
3152		3914
3153	0 && sync_job {#d#	3915	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3154	for(1..10) {	3916	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3155	my $t = Event::time;	3917	Coro::async_pool {
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3918	$Coro::current->{desc} = "runtime saver";
3157	or die;	3919	write_runtime_sync
3158		3920	or warn "ERROR: unable to write runtime file: $!";
3159	$map->width (50);
3160	$map->height (50);
3161	$map->alloc;
3162	$map->_load_objects ("/tmp/x.map", 1);
3163	my $t = Event::time - $t;
3164
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	3921	};
		3922	}
3175		3923
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3924	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	3925	$sig->send;
3192	}	3926	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	3927	while (my $sig = shift @WAIT_FOR_TICK) {
3194	$sig->send;	3928	$sig->send;
3195	}	3929	}
3196		3930
3197	$NOW = Event::time;	3931	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3932	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		3933
3208	_post_tick;	3934	if (0) {
3209		3935	if ($NEXT_TICK) {
3210		3936	my $jitter = $TICK_START - $NEXT_TICK;
		3937	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3938	warn "jitter $JITTER\n";#d#
		3939	}
3211	},	3940	}
3212	);	3941	}
3213		3942
3214	{	3943	{
3215	BDB::max_poll_time $TICK * 0.1;	3944	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	3945
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	3946	BDB::min_parallel 8;
3225		3947	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	3948	$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		3949
3241	unless ($DB_ENV) {	3950	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	3951	$DB_ENV = BDB::db_env_create;
		3952	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3953	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3954	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3955	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3956	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		3957
3244	cf::sync_job {	3958	cf::sync_job {
3245	eval {	3959	eval {
3246	BDB::db_env_open	3960	BDB::db_env_open
3247	$DB_ENV,	3961	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3963	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3964	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	3965	0666;
3252		3966
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3967	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	3968	};
3258		3969
3259	cf::cleanup "db_env_open(db): $@" if $@;	3970	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	3971	};
3261	}	3972	}
		3973
		3974	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3975	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3976	};
		3977	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3978	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3979	};
		3980	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3981	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3982	};
3262	}	3983	}
3263		3984
3264	{	3985	{
		3986	# configure IO::AIO
		3987
3265	IO::AIO::min_parallel 8;	3988	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	3989	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	3990	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	3991	}
3278		3992
3279	my $_log_backtrace;	3993	my $_log_backtrace;
3280		3994
3281	sub _log_backtrace {	3995	sub _log_backtrace {
…		…
3284	$msg =~ s/\n//;	3998	$msg =~ s/\n//;
3285		3999
3286	# limit the # of concurrent backtraces	4000	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4001	if ($_log_backtrace < 2) {
3288	++$_log_backtrace;	4002	++$_log_backtrace;
		4003	my $perl_bt = Carp::longmess $msg;
3289	async {	4004	async {
		4005	$Coro::current->{desc} = "abt $msg";
		4006
3290	my @bt = fork_call {	4007	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4008	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4009	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4010	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4011	or die "addr2line: $!";
…		…
3302	}	4019	}
3303		4020
3304	@funcs	4021	@funcs
3305	};	4022	};
3306		4023
3307	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $perl_bt\n";
		4025	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4026	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4027	--$_log_backtrace;
3310	};	4028	};
3311	} else {	4029	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4030	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4031	LOG llevInfo, "[ABT] [suppressed]\n";
3314	}	4032	}
3315	}	4033	}
3316		4034
3317	# load additional modules	4035	# load additional modules
3318	use cf::pod;	4036	require "cf/$_.pm" for @EXTRA_MODULES;
		4037	cf::_connect_to_perl_2;
3319		4038
3320	END { cf::emergency_save }	4039	END { cf::emergency_save }
3321		4040
3322	1	4041	1
3323		4042

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