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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.284 by root, Sun Jun 24 04:15:42 2007 UTC vs.
Revision 1.493 by root, Mon Oct 26 02:34:37 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		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
		55	use JSON::XS 2.01 ();
25	use BDB ();	56	use BDB ();
26	use Data::Dumper;	57	use Data::Dumper;
27	use Digest::MD5;	58	use Digest::MD5;
28	use Fcntl;	59	use Fcntl;
29	use YAML::Syck ();	60	use YAML::XS ();
30	use IO::AIO 2.32 ();	61	use IO::AIO ();
31	use Time::HiRes;	62	use Time::HiRes;
32	use Compress::LZF;	63	use Compress::LZF;
		64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
33		67
34	# configure various modules to our taste	68	# configure various modules to our taste
35	#	69	#
36	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		78
40	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
41		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		81
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		83
49	our %COMMAND = ();	84	our %COMMAND = ();
50	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
51		86
52	our @EXTS = (); # list of extension package names	87	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	88	our %EXTCMD = ();
		89	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
56		92
57	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
59		97
60	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	99	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
		112	our %RESOURCE;
71		113
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	116	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		118
		119	our $BDB_DEADLOCK_WATCHER;
		120	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	122	our $DB_ENV;
		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
82		125
83	our %CFG;	126	our %CFG;
84		127
85	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
87		131
88	our %PLAYER; # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
91		135
92	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		138
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
98		148
99	binmode STDOUT;	149	binmode STDOUT;
100	binmode STDERR;	150	binmode STDERR;
101		151
102	# read virtual server time, if available	152	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
107	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
108		160
109	mkdir $_	161	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111		163
112	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
113		165
114	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
115		178
116	#############################################################################	179	#############################################################################
117		180
118	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
119		182
…		…
155		218
156	The raw value load value from the last tick.	219	The raw value load value from the last tick.
157		220
158	=item %cf::CFG	221	=item %cf::CFG
159		222
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	224	from wherever your confdir points to.
162		225
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	226	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		227
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	228	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		231
		232	=item @cf::INVOKE_RESULTS
		233
		234	This array contains the results of the last C<invoke ()> call. When
		235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		236	that call.
		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
169	=back	244	=back
170		245
171	=cut	246	=cut
172		247
173	BEGIN {	248	$Coro::State::WARNHOOK = sub {
174	*CORE::GLOBAL::warn = sub {
175	my $msg = join "", @_;	249	my $msg = join "", @_;
176		250
177	$msg .= "\n"	251	$msg .= "\n"
178	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
179		253
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		255
182	utf8::encode $msg;
183	LOG llevError, $msg;	256	LOG llevError, $msg;
184	};	257	};
185	}	258
		259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
		270	Coro::terminate
		271	};
186		272
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	283	for my $pkg (qw(
198	cf::global cf::attachable	284	cf::global cf::attachable
199	cf::object cf::object::player	285	cf::object cf::object::player
200	cf::client cf::player	286	cf::client cf::player
201	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
202	cf::map cf::party cf::region	289	cf::party cf::region
203	)) {	290	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	292	}
207		293
208	$Event::DIED = sub {	294	$EV::DIED = sub {
209	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
210	};	296	};
211		297
212	#############################################################################	298	#############################################################################
213		299
214	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	322	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	323	$d
238	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
239	}	325	}
240		326
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
244		328
245	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
246		330
247	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
248		332
249	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
250		334
		335	=cut
		336
		337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		338
		339	sub encode_json($) { $json_coder->encode ($_[0]) }
		340	sub decode_json($) { $json_coder->decode ($_[0]) }
		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
		355
251	=item cf::lock_wait $string	356	=item cf::lock_wait $string
252		357
253	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
254		359
255	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
256		361
257	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
260	returned.	365	returned.
261		366
		367	Locks are *not* recursive, locking from the same coro twice results in a
		368	deadlocked coro.
		369
262	Lock names should begin with a unique identifier (for example, cf::map::find	370	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	371	uses map_find and cf::map::load uses map_load).
264		372
265	=item $locked = cf::lock_active $string	373	=item $locked = cf::lock_active $string
266		374
267	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
268		376
269	=cut	377	=cut
270		378
271	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
272		380
273	sub lock_wait($) {	381	sub lock_wait($) {
274	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
275
276	# wait for lock, if any
277	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;
280	}
281	}	383	}
282		384
283	sub lock_acquire($) {	385	sub lock_acquire($) {
284	my ($key) = @_;	386	$LOCKS->guard ($_[0])
285
286	# wait, to be sure we are not locked
287	lock_wait $key;
288
289	$LOCK{$key} = [];
290
291	Coro::guard {
292	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };
294	}
295	}	387	}
296		388
297	sub lock_active($) {	389	sub lock_active($) {
298	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
299
300	! ! $LOCK{$key}
301	}	391	}
302		392
303	sub freeze_mainloop {	393	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
305		395
306	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
307	$TICK_WATCHER->start;	397	}
		398
		399	=item cf::periodic $interval, $cb
		400
		401	Like EV::periodic, but randomly selects a starting point so that the actions
		402	get spread over timer.
		403
		404	=cut
		405
		406	sub periodic($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
		412	}
		413
		414	=item cf::get_slot $time[, $priority[, $name]]
		415
		416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		417	This call blocks and returns only when you have at least C<$time> seconds
		418	of cpu time till the next tick. The slot is only valid till the next cede.
		419
		420	The optional C<$name> can be used to identify the job to run. It might be
		421	used for statistical purposes and should identify the same time-class.
		422
		423	Useful for short background jobs.
		424
		425	=cut
		426
		427	our @SLOT_QUEUE;
		428	our $SLOT_QUEUE;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435
		436	while () {
		437	next_job:
		438	my $avail = cf::till_tick;
		439	if ($avail > 0.01) {
		440	for (0 .. $#SLOT_QUEUE) {
		441	if ($SLOT_QUEUE[$_][0] < $avail) {
		442	my $job = splice @SLOT_QUEUE, $_, 1, ();
		443	$job->[2]->send;
		444	Coro::cede;
		445	goto next_job;
		446	}
		447	}
		448	}
		449
		450	if (@SLOT_QUEUE) {
		451	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		452	push @cf::WAIT_FOR_TICK, $signal;
		453	$signal->wait;
		454	} else {
		455	Coro::schedule;
		456	}
308	};	457	}
309	$TICK_WATCHER->stop;	458	};
310	$guard	459
		460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
		463	my ($time, $pri, $name) = @_;
		464
		465	$time = $TICK * .6 if $time > $TICK * .6;
		466	my $sig = new Coro::Signal;
		467
		468	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		469	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		470	$SLOT_QUEUE->ready;
		471	$sig->wait;
311	}	472	}
312		473
313	=item cf::async { BLOCK }	474	=item cf::async { BLOCK }
314		475
315	Currently the same as Coro::async_pool, meaning you cannot use	476	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		481
321	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
322		483
323	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
324		485
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	487	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	489	acceptable.
329		490
330	If it must be done, put the blocking parts into C<sync_job>. This will run	491	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	492	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		497
337	sub sync_job(&) {	498	sub sync_job(&) {
338	my ($job) = @_;	499	my ($job) = @_;
339		500
340	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	502	my $time = EV::time;
342		503
343	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
345		506
346	# TODO: use suspend/resume instead	507	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	508
348	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
349		510
350	my $busy = 1;	511	my $busy = 1;
351	my @res;	512	my @res;
352		513
353	(async {	514	(async {
		515	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	516	@res = eval { $job->() };
355	warn $@ if $@;	517	warn $@ if $@;
356	undef $busy;	518	undef $busy;
357	})->prio (Coro::PRIO_MAX);	519	})->prio (Coro::PRIO_MAX);
358		520
359	while ($busy) {	521	while ($busy) {
360	Coro::cede or Event::one_event;	522	if (Coro::nready) {
		523	Coro::cede_notself;
		524	} else {
		525	EV::loop EV::LOOP_ONESHOT;
361	}	526	}
		527	}
362		528
363	$time = Event::time - $time;	529	my $time = EV::time - $time;
364		530
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
369		532
370	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
371	} else {	534	} else {
372	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
373		536
…		…
398	=item fork_call { }, $args	561	=item fork_call { }, $args
399		562
400	Executes the given code block with the given arguments in a seperate	563	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	565	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
404		567
405	=cut	568	=cut
406		569
407	sub fork_call(&@) {	570	sub fork_call(&@) {
408	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
409		572
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	573	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	574	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	575	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		576
415	if (my $pid = fork) {	577	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	578	reset_signals;
428	local $SIG{__WARN__};	579	&$cb
429	local $SIG{__DIE__};	580	}, @args;
430	eval {
431	close $fh1;
432		581
433	my @res = eval { $cb->(@args) };	582	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	583	}
435	};
436		584
437	warn $@ if $@;	585	=item $coin = coin_from_name $name
438	_exit 0;	586
439	}	587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
440	}	610	}
441		611
442	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
443		613
444	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	616	=item cf::db_put $family => $key => $value
447		617
448	Stores the given C<$value> in the family. It can currently store binary	618	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	619	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		620
		621	=item $db = cf::db_table "name"
		622
		623	Create and/or open a new database table. The string must not be "db" and must be unique
		624	within each server.
		625
451	=cut	626	=cut
		627
		628	sub db_table($) {
		629	my ($name) = @_;
		630	my $db = BDB::db_create $DB_ENV;
		631
		632	eval {
		633	$db->set_flags (BDB::CHKSUM);
		634
		635	utf8::encode $name;
		636	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		637	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		638	cf::cleanup "db_open(db): $!" if $!;
		639	};
		640	cf::cleanup "db_open(db): $@" if $@;
		641
		642	$db
		643	}
452		644
453	our $DB;	645	our $DB;
454		646
455	sub db_init {	647	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	648	cf::sync_job {
460	eval {	649	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	650	};
470	}	651	}
471		652
472	sub db_get($$) {	653	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	654	my $key = "$_[0]/$_[1]";
474		655
…		…
524	if (1) {	705	if (1) {
525	$md5 =	706	$md5 =
526	join "\x00",	707	join "\x00",
527	$processversion,	708	$processversion,
528	map {	709	map {
529	Coro::cede;	710	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	711	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	712	} 0.. $#$src;
532		713
533		714
534	my $dbmd5 = db_get cache => "$id/md5";	715	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		753
573	#############################################################################	754	#############################################################################
574		755
575	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
576		757
577	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
578	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
580		761
581	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	764	Deliantra).
584		765
585	=over 4	766	=over 4
586		767
587	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
588		769
…		…
632	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
633		814
634	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
635	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
636		817
637	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
638	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
639		820
640	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
641		822
642	=over 4	823	=over 4
…		…
840	";	1021	";
841	die if $@;	1022	die if $@;
842	}	1023	}
843		1024
844	our $override;	1025	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1026	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1027
847	sub override {	1028	sub override {
848	$override = 1;	1029	$override = 1;
849	@invoke_results = ();	1030	@INVOKE_RESULTS = (@_);
850	}	1031	}
851		1032
852	sub do_invoke {	1033	sub do_invoke {
853	my $event = shift;	1034	my $event = shift;
854	my $callbacks = shift;	1035	my $callbacks = shift;
855		1036
856	@invoke_results = ();	1037	@INVOKE_RESULTS = ();
857		1038
858	local $override;	1039	local $override;
859		1040
860	for (@$callbacks) {	1041	for (@$callbacks) {
861	eval { &{$_->[1]} };	1042	eval { &{$_->[1]} };
…		…
870	}	1051	}
871		1052
872	0	1053	0
873	}	1054	}
874		1055
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1057
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1059
879	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
880		1061
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1062	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1063	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1064	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1065
885	=back	1066	=back
886		1067
887	=cut	1068	=cut
888		1069
889	#############################################################################	1070	#############################################################################
890	# object support	1071	# object support
		1072
		1073	sub _object_equal($$);
		1074	sub _object_equal($$) {
		1075	my ($a, $b) = @_;
		1076
		1077	return 0 unless (ref $a) eq (ref $b);
		1078
		1079	if ("HASH" eq ref $a) {
		1080	my @ka = keys %$a;
		1081	my @kb = keys %$b;
		1082
		1083	return 0 if @ka != @kb;
		1084
		1085	for (0 .. $#ka) {
		1086	return 0 unless $ka[$_] eq $kb[$_];
		1087	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1088	}
		1089
		1090	} elsif ("ARRAY" eq ref $a) {
		1091
		1092	return 0 if @$a != @$b;
		1093
		1094	for (0 .. $#$a) {
		1095	return 0 unless _object_equal $a->[$_], $b->[$_];
		1096	}
		1097
		1098	} elsif ($a ne $b) {
		1099	return 0;
		1100	}
		1101
		1102	1
		1103	}
		1104
		1105	our $SLOW_MERGES;#d#
		1106	sub _can_merge {
		1107	my ($ob1, $ob2) = @_;
		1108
		1109	++$SLOW_MERGES;#d#
		1110
		1111	# we do the slow way here
		1112	return _object_equal $ob1, $ob2
		1113	}
891		1114
892	sub reattach {	1115	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1117	my ($obj) = @_;
895		1118
		1119	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1121
898	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
899		1123
900	@$registry = ();	1124	@$registry = ();
901		1125
…		…
916	cf::attachable->attach (	1140	cf::attachable->attach (
917	prio => -1000000,	1141	prio => -1000000,
918	on_instantiate => sub {	1142	on_instantiate => sub {
919	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
920		1144
921	$data = from_json $data;	1145	$data = decode_json $data;
922		1146
923	for (@$data) {	1147	for (@$data) {
924	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
925		1149
926	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1166	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1167	my ($filename, $rdata, $objs) = @_;
944		1168
945	sync_job {	1169	sync_job {
946	if (length $$rdata) {	1170	if (length $$rdata) {
		1171	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
949		1174
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
954	close $fh;	1182	aio_close $fh;
955		1183
956	if (@$objs) {	1184	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
962	close $fh;	1193	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
964	}	1195	}
965	} else {	1196	} else {
966	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
967	}	1198	}
968		1199
969	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1204	} else {
971	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
972	}	1206	}
973	} else {	1207	} else {
974	aio_unlink $filename;	1208	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
976	}	1210	}
977	}	1211	};
978	}	1212	}
979		1213
980	sub object_freezer_as_string {	1214	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1215	my ($rdata, $objs) = @_;
982		1216
…		…
994	or return;	1228	or return;
995		1229
996	unless (aio_stat "$filename.pst") {	1230	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1231	(aio_load "$filename.pst", $av) >= 0
998	or return;	1232	or return;
		1233
999	$av = eval { (Storable::thaw $av)->{objs} };	1234	my $st = eval { Coro::Storable::thaw $av };
		1235	$av = $st->{objs};
1000	}	1236	}
1001		1237
		1238	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1239	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1240	$decname, length $data, scalar @{$av || []};
		1241
1004	return ($data, $av);	1242	($data, $av)
1005	}	1243	}
1006		1244
1007	=head2 COMMAND CALLBACKS	1245	=head2 COMMAND CALLBACKS
1008		1246
1009	=over 4	1247	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1267	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1268	}
1031		1269
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1270	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1271
1034	Register a callback fro execution when the client sends an extcmd packet.	1272	Register a callback for execution when the client sends an (synchronous)
		1273	extcmd packet. Ext commands will be processed in the order they are
		1274	received by the server, like other user commands. The first argument is
		1275	the logged-in player. Ext commands can only be processed after a player
		1276	has logged in successfully.
1035		1277
1036	If the callback returns something, it is sent back as if reply was being	1278	If the callback returns something, it is sent back as if reply was being
1037	called.	1279	called.
1038		1280
		1281	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1282
		1283	Register a callback for execution when the client sends an (asynchronous)
		1284	exticmd packet. Exti commands are processed by the server as soon as they
		1285	are received, i.e. out of order w.r.t. other commands. The first argument
		1286	is a client socket. Exti commands can be received anytime, even before
		1287	log-in.
		1288
		1289	If the callback returns something, it is sent back as if reply was being
		1290	called.
		1291
1039	=cut	1292	=cut
1040		1293
1041	sub register_extcmd {	1294	sub register_extcmd {
1042	my ($name, $cb) = @_;	1295	my ($name, $cb) = @_;
1043		1296
1044	$EXTCMD{$name} = $cb;	1297	$EXTCMD{$name} = $cb;
1045	}	1298	}
		1299
		1300	sub register_exticmd {
		1301	my ($name, $cb) = @_;
		1302
		1303	$EXTICMD{$name} = $cb;
		1304	}
		1305
		1306	use File::Glob ();
1046		1307
1047	cf::player->attach (	1308	cf::player->attach (
1048	on_command => sub {	1309	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1050		1311
…		…
1058	cf::override;	1319	cf::override;
1059	},	1320	},
1060	on_extcmd => sub {	1321	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1322	my ($pl, $buf) = @_;
1062		1323
1063	my $msg = eval { from_json $buf };	1324	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1325
1065	if (ref $msg) {	1326	if (ref $msg) {
		1327	my ($type, $reply, @payload) =
		1328	"ARRAY" eq ref $msg
		1329	? @$msg
		1330	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1331
		1332	my @reply;
		1333
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1334	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1335	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1336	}
		1337
		1338	$pl->ext_reply ($reply, @reply)
		1339	if $reply;
		1340
1071	} else {	1341	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1342	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1343	}
1074		1344
1075	cf::override;	1345	cf::override;
1076	},	1346	},
1077	);	1347	);
		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
1078		1361
1079	sub load_extensions {	1362	sub load_extensions {
1080	cf::sync_job {	1363	cf::sync_job {
1081	my %todo;	1364	my %todo;
1082		1365
…		…
1102		1385
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1388
1106	$ext{source} =	1389	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1109	. $source	1392	. $source
1110	. "\n};\n1";	1393	. "\n};\n1";
1111		1394
1112	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1130		1413
1131	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1415	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1417	}
1136		1418
1137	warn $msg;	1419	warn $msg;
1138	}	1420	}
1139		1421
…		…
1153		1435
1154	=back	1436	=back
1155		1437
1156	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1157		1439
1158	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1159		1441
1160	=cut	1442	=cut
1161		1443
1162	package cf::player;	1444	package cf::player;
1163		1445
1164	use Coro::AIO;	1446	use Coro::AIO;
1165		1447
1166	=head3 cf::player	1448	=head3 cf::player
1167		1449
1168	=over 4	1450	=over 4
		1451
		1452	=item cf::player::num_playing
		1453
		1454	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1455
		1456	=cut
		1457
		1458	sub num_playing {
		1459	scalar grep
		1460	$_->ob->map
		1461	&& !$_->hidden
		1462	&& !$_->ob->flag (cf::FLAG_WIZ),
		1463	cf::player::list
		1464	}
1169		1465
1170	=item cf::player::find $login	1466	=item cf::player::find $login
1171		1467
1172	Returns the given player object, loading it if necessary (might block).	1468	Returns the given player object, loading it if necessary (might block).
1173		1469
…		…
1192		1488
1193	sub exists($) {	1489	sub exists($) {
1194	my ($login) = @_;	1490	my ($login) = @_;
1195		1491
1196	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1198	}	1494	}
1199		1495
1200	sub find($) {	1496	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1498	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1505	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1506	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1507	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1508	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1509
1214	my $pl = load_pl path $login	1510	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1511	or return;
		1512
		1513	my $pl = cf::player::load_pl $f
		1514	or return;
		1515
		1516	local $cf::PLAYER_LOADING{$login} = $pl;
		1517	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1217	}	1519	}
1218	}	1520	}
1219	}	1521	}
1220		1522
…		…
1229	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1230		1532
1231	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
1233		1535
		1536	cf::get_slot 0.01;
		1537
1234	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1235	Coro::cede;	1539	cf::cede_to_tick;
1236	}	1540	}
1237		1541
1238	sub new($) {	1542	sub new($) {
1239	my ($login) = @_;	1543	my ($login) = @_;
1240		1544
…		…
1246	$cf::PLAYER{$login} = $self;	1550	$cf::PLAYER{$login} = $self;
1247		1551
1248	$self	1552	$self
1249	}	1553	}
1250		1554
		1555	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1556
		1557	=cut
		1558
		1559	sub send_msg {
		1560	my $ns = shift->ns
		1561	or return;
		1562	$ns->send_msg (@_);
		1563	}
		1564
1251	=item $pl->quit_character	1565	=item $pl->quit_character
1252		1566
1253	Nukes the player without looking back. If logged in, the connection will	1567	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1568	be destroyed. May block for a long time.
1255		1569
…		…
1259	my ($pl) = @_;	1573	my ($pl) = @_;
1260		1574
1261	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1262		1576
1263	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1579
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1270		1586
1271	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1624	or return [];
1309		1625
1310	my @logins;	1626	my @logins;
1311		1627
1312	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
		1629	my $path = path $login;
		1630
		1631	# a .pst is a dead give-away for a valid player
		1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1637	}
1316		1638
1317	utf8::decode $login;	1639	utf8::decode $login;
1318	push @logins, $login;	1640	push @logins, $login;
1319	}	1641	}
1320		1642
…		…
1347	}	1669	}
1348		1670
1349	\@paths	1671	\@paths
1350	}	1672	}
1351		1673
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1675
1354	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1355		1677
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1386		1679
1387	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1388		1681
1389	=cut	1682	=cut
1390		1683
1391	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1393		1686
1394	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1688	}
1398		1689
1399	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1400		1691
1401	Sends an ext event to the client.	1692	Sends an ext event to the client.
1402		1693
1403	=cut	1694	=cut
1404		1695
1405	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1407		1698
1408	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1409	}	1700	}
1410		1701
1411	=head3 cf::region	1702	=head3 cf::region
1412		1703
1413	=over 4	1704	=over 4
…		…
1426	my ($path) = @_;	1717	my ($path) = @_;
1427		1718
1428	my ($match, $specificity);	1719	my ($match, $specificity);
1429		1720
1430	for my $region (list) {	1721	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1722	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1723	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1724	if $region->specificity > $specificity;
1434	}	1725	}
1435	}	1726	}
1436		1727
…		…
1457	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1459		1750
1460	sub generate_random_map {	1751	sub generate_random_map {
1461	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1462	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1757	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1556	$self->init; # pass $1 etc.	1850	$self->init; # pass $1 etc.
1557	return $self;	1851	return $self;
1558	}	1852	}
1559	}	1853	}
1560		1854
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1855	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1856	()
1563	}	1857	}
1564		1858
1565	sub init {	1859	sub init {
1566	my ($self) = @_;	1860	my ($self) = @_;
…		…
1588		1882
1589	# the temporary/swap location	1883	# the temporary/swap location
1590	sub save_path {	1884	sub save_path {
1591	my ($self) = @_;	1885	my ($self) = @_;
1592		1886
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1595	}	1889	}
1596		1890
1597	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1598	sub uniq_path {	1892	sub uniq_path {
1599	my ($self) = @_;	1893	my ($self) = @_;
1600		1894
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1603	}
1604
1605	# and all this just because we cannot iterate over
1606	# all maps in C++...
1607	sub change_all_map_light {
1608	my ($change) = @_;
1609
1610	$_->change_map_light ($change)
1611	for grep $_->outdoor, values %cf::MAP;
1612	}	1897	}
1613		1898
1614	sub decay_objects {	1899	sub decay_objects {
1615	my ($self) = @_;	1900	my ($self) = @_;
1616		1901
…		…
1629		1914
1630	sub load_header_from($) {	1915	sub load_header_from($) {
1631	my ($self, $path) = @_;	1916	my ($self, $path) = @_;
1632		1917
1633	utf8::encode $path;	1918	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1919	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1920	or return;
		1921
		1922	$self->_load_header ($f)
		1923	or return;
		1924
		1925	local $MAP_LOADING{$self->{path}} = $self;
		1926	$f->resolve_delayed_derefs;
1639		1927
1640	$self->{load_path} = $path;	1928	$self->{load_path} = $path;
1641		1929
1642	1	1930	1
1643	}	1931	}
…		…
1697	sub find {	1985	sub find {
1698	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1699		1987
1700	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1701		1989
		1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1703		1992
1704	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";
1706	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1707	or return;	1995	or return;
1708		1996
1709	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1710		1998
…		…
1712	or return;	2000	or return;
1713		2001
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
		2006	undef $guard1;
1717	$map->reset;	2007	$map->reset;
1718	undef $guard;
1719	return find $path;	2008	return find $path;
1720	}	2009	}
1721		2010
1722	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
1723	}	2012	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2021	local $self->{deny_reset} = 1; # loading can take a long time
1733		2022
1734	my $path = $self->{path};	2023	my $path = $self->{path};
1735		2024
1736	{	2025	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2026	my $guard = cf::lock_acquire "map_data:$path";
1738		2027
		2028	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2029	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2030
1741	$self->in_memory (cf::MAP_LOADING);	2031	$self->in_memory (cf::MAP_LOADING);
1742		2032
1743	$self->alloc;	2033	$self->alloc;
1744		2034
1745	$self->pre_load;	2035	$self->pre_load;
1746	Coro::cede;	2036	cf::cede_to_tick;
1747		2037
		2038	my $f = new_from_file cf::object::thawer $self->{load_path};
		2039	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2040	$self->_load_objects ($f)
1749	or return;	2041	or return;
1750		2042
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
1752	if delete $self->{load_original};	2044	if delete $self->{load_original};
1753		2045
1754	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2047	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2048	unless (aio_stat $uniq) {
		2049	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2050	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2051	$self->_load_objects ($f);
		2052	$f->resolve_delayed_derefs;
		2053	}
1759	}	2054	}
1760	}	2055	}
1761		2056
1762	Coro::cede;	2057	$f->resolve_delayed_derefs;
		2058
		2059	cf::cede_to_tick;
1763	# now do the right thing for maps	2060	# now do the right thing for maps
1764	$self->link_multipart_objects;	2061	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2062	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2063	unless $self->difficulty;
1767	Coro::cede;	2064	cf::cede_to_tick;
1768		2065
1769	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2067	$self->decay_objects;
1771	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
1772	$self->update_buttons;	2069	$self->update_buttons;
1773	Coro::cede;	2070	cf::cede_to_tick;
1774	$self->set_darkness_map;
1775	Coro::cede;
1776	$self->activate;	2071	$self->activate;
1777	}	2072	}
1778		2073
		2074	$self->{last_save} = $cf::RUNTIME;
		2075	$self->last_access ($cf::RUNTIME);
		2076
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2078	}
1781		2079
1782	$self->post_load;	2080	$self->post_load;
1783	}	2081	}
1784		2082
…		…
1793		2091
1794	$self	2092	$self
1795	}	2093	}
1796		2094
1797	# find and load all maps in the 3x3 area around a map	2095	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2096	sub load_neighbours {
1799	my ($map) = @_;	2097	my ($map) = @_;
1800		2098
1801	my @diag; # diagonal neighbours	2099	my @neigh; # diagonal neighbours
1802		2100
1803	for (0 .. 3) {	2101	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2102	my $neigh = $map->tile_path ($_)
1805	or next;	2103	or next;
1806	$neigh = find $neigh, $map	2104	$neigh = find $neigh, $map
1807	or next;	2105	or next;
1808	$neigh->load;	2106	$neigh->load;
1809		2107
		2108	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2111	}
1813		2112
1814	for (@diag) {	2113	for (grep defined $_->[0], @neigh) {
		2114	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2115	my $neigh = find $path, $origin
1816	or next;	2116	or next;
1817	$neigh->load;	2117	$neigh->load;
1818	}	2118	}
1819	}	2119	}
1820		2120
…		…
1825	}	2125	}
1826		2126
1827	sub do_load_sync {	2127	sub do_load_sync {
1828	my ($map) = @_;	2128	my ($map) = @_;
1829		2129
		2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2131	if $Coro::current == $Coro::main;
		2132
1830	cf::sync_job { $map->load };	2133	cf::sync_job { $map->load };
1831	}	2134	}
1832		2135
1833	our %MAP_PREFETCH;	2136	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2137	our $MAP_PREFETCHER = undef;
1835		2138
1836	sub find_async {	2139	sub find_async {
1837	my ($path, $origin) = @_;	2140	my ($path, $origin, $load) = @_;
1838		2141
1839	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
1840		2143
1841	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2146	}
1844		2147
1845	undef $MAP_PREFETCH{$path};	2148	$MAP_PREFETCH{$path} |= $load;
		2149
1846	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
		2151	$Coro::current->{desc} = "map prefetcher";
		2152
1847	while (%MAP_PREFETCH) {	2153	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2154	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2155	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2156	$map->load if $v;
		2157	}
1852		2158
1853	delete $MAP_PREFETCH{$path};	2159	delete $MAP_PREFETCH{$k};
1854	}	2160	}
1855	}	2161	}
1856	undef $MAP_PREFETCHER;	2162	undef $MAP_PREFETCHER;
1857	};	2163	};
1858	$MAP_PREFETCHER->prio (6);	2164	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2167	}
1862		2168
1863	sub save {	2169	sub save {
1864	my ($self) = @_;	2170	my ($self) = @_;
1865		2171
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2173
1868	$self->{last_save} = $cf::RUNTIME;	2174	$self->{last_save} = $cf::RUNTIME;
1869		2175
1870	return unless $self->dirty;	2176	return unless $self->dirty;
1871		2177
…		…
1877	return if $self->{deny_save};	2183	return if $self->{deny_save};
1878		2184
1879	local $self->{last_access} = $self->last_access;#d#	2185	local $self->{last_access} = $self->last_access;#d#
1880		2186
1881	cf::async {	2187	cf::async {
		2188	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
1883	};	2190	};
		2191
		2192	cf::get_slot 0.02;
1884		2193
1885	if ($uniq) {	2194	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2197	} else {
…		…
1894	my ($self) = @_;	2203	my ($self) = @_;
1895		2204
1896	# save first because save cedes	2205	# save first because save cedes
1897	$self->save;	2206	$self->save;
1898		2207
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2209
1901	return if $self->players;	2210	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
1903	return if $self->{deny_save};	2212	return if $self->{deny_save};
1904		2213
		2214	$self->in_memory (cf::MAP_SWAPPED);
		2215
		2216	$self->deactivate;
		2217	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2218	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2219	}
1908		2220
1909	sub reset_at {	2221	sub reset_at {
1910	my ($self) = @_;	2222	my ($self) = @_;
1911		2223
…		…
1929		2241
1930	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
1931		2243
1932	return if $self->players;	2244	return if $self->players;
1933		2245
1934	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
1935		2247
1936	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
1937		2249
1938	# need to save uniques path	2250	# need to save uniques path
1939	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
1943	if $uniq;	2255	if $uniq;
1944	}	2256	}
1945		2257
1946	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
1947		2259
		2260	$self->deactivate;
		2261	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2262	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2263
1952	$self->unlink_save;	2264	$self->unlink_save;
1953	$self->destroy;	2265	$self->destroy;
1954	}	2266	}
1955		2267
1956	my $nuke_counter = "aaaa";	2268	my $nuke_counter = "aaaa";
1957		2269
1958	sub nuke {	2270	sub nuke {
1959	my ($self) = @_;	2271	my ($self) = @_;
1960		2272
		2273	{
		2274	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2275
1961	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
1962		2277
1963	$self->unlink_save;	2278	$self->unlink_save;
1964		2279
1965	bless $self, "cf::map";	2280	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2281	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2282	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2283	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2285
1971	$cf::MAP{$self->path} = $self;	2286	$cf::MAP{$self->path} = $self;
		2287	}
1972		2288
1973	$self->reset; # polite request, might not happen	2289	$self->reset; # polite request, might not happen
1974	}	2290	}
1975		2291
1976	=item $maps = cf::map::tmp_maps	2292	=item $maps = cf::map::tmp_maps
…		…
2018		2334
2019	sub unique_maps() {	2335	sub unique_maps() {
2020	[	2336	[
2021	map {	2337	map {
2022	utf8::decode $_;	2338	utf8::decode $_;
2023	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2024	? normalise $_	2342	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2344	]
2028	}	2345	}
2029		2346
2030	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2031		2378
2032	=back	2379	=back
2033		2380
2034	=head3 cf::object	2381	=head3 cf::object
2035		2382
…		…
2039		2386
2040	=over 4	2387	=over 4
2041		2388
2042	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2043		2390
2044	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2045		2393
2046	=cut	2394	=cut
2047		2395
2048	sub inv_recursive_;	2396	sub inv_recursive_;
2049	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2052		2400
2053	sub inv_recursive {	2401	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2055	}	2403	}
2056		2404
		2405	=item $ref = $ob->ref
		2406
		2407	Creates and returns a persistent reference to an object that can be stored as a string.
		2408
		2409	=item $ob = cf::object::deref ($refstring)
		2410
		2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2412	even if the object actually exists. May block.
		2413
		2414	=cut
		2415
		2416	sub deref {
		2417	my ($ref) = @_;
		2418
		2419	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2420	my ($uuid, $name) = ($1, $2);
		2421	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2422	or return;
		2423	$pl->ob->uuid eq $uuid
		2424	or return;
		2425
		2426	$pl->ob
		2427	} else {
		2428	warn "$ref: cannot resolve object reference\n";
		2429	undef
		2430	}
		2431	}
		2432
2057	package cf;	2433	package cf;
2058		2434
2059	=back	2435	=back
2060		2436
2061	=head3 cf::object::player	2437	=head3 cf::object::player
…		…
2067	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2443	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2069	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2070		2446
2071	=cut	2447	=cut
		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
2072		2462
2073	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2464	# with dialog boxes.
2075	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2076	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
…		…
2083		2473
2084	} else {	2474	} else {
2085	my $pl = $self->contr;	2475	my $pl = $self->contr;
2086		2476
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2477	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2480
2096	} else {	2481	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2484	}
2100	}	2485	}
		2486	}
		2487
		2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2489
		2490	=cut
		2491
		2492	sub cf::object::send_msg {
		2493	my $pl = shift->contr
		2494	or return;
		2495	$pl->send_msg (@_);
2101	}	2496	}
2102		2497
2103	=item $player_object->may ("access")	2498	=item $player_object->may ("access")
2104		2499
2105	Returns wether the given player is authorized to access resource "access"	2500	Returns wether the given player is authorized to access resource "access"
…		…
2118		2513
2119	=item $player_object->enter_link	2514	=item $player_object->enter_link
2120		2515
2121	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2122		2517
2123	The player should be reasonably safe there for short amounts of time. You	2518	The player should be reasonably safe there for short amounts of time (e.g.
2124	I<MUST> call C<leave_link> as soon as possible, though.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2125		2522
2126	Will never block.	2523	Will never block.
2127		2524
2128	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2129		2526
…		…
2181	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2182	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2183		2580
2184	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2187		2584
2188	$map->load;	2585	$map->load;
2189	$map->load_diag;	2586	$map->load_neighbours;
2190		2587
2191	return unless $self->contr->active;	2588	return unless $self->contr->active;
2192	$self->activate_recursive;
2193		2589
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
2196	}
2197		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
		2595	}
		2596
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2598
2200	Moves the player to the given map-path and coordinates by first freezing	2599	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2602	the new (success) or old (failed) map position. In either case, $done will
		2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2204		2607
2205	=cut	2608	=cut
2206		2609
2207	our $GOTOGEN;	2610	our $GOTOGEN;
2208		2611
2209	sub cf::object::player::goto {	2612	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2613	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2614
2212	# do generation counting so two concurrent goto's will be executed in-order	2615	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2617
2215	$self->enter_link;	2618	$self->enter_link;
2216		2619
2217	(async {	2620	(async {
		2621	$Coro::current->{desc} = "player::goto $path $x $y";
		2622
		2623	# *tag paths override both path and x|y
		2624	if ($path =~ /^\*(.*)$/) {
		2625	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2626	my $ob = $obs[rand @obs];
		2627
		2628	# see if we actually can go there
		2629	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2630	$ob = $obs[rand @obs];
		2631	} else {
		2632	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2633	}
		2634	# else put us there anyways for now #d#
		2635
		2636	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2637	} else {
		2638	($path, $x, $y) = (undef, undef, undef);
		2639	}
		2640	}
		2641
2218	my $map = eval {	2642	my $map = eval {
2219	my $map = cf::map::find $path;	2643	my $map = defined $path ? cf::map::find $path : undef;
2220		2644
2221	if ($map) {	2645	if ($map) {
2222	$map = $map->customise_for ($self);	2646	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2647	$map = $check->($map) if $check && $map;
2224	} else {	2648	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2650	}
2227		2651
2228	$map	2652	$map
2229	};	2653	};
2230		2654
…		…
2235		2659
2236	if ($gen == $self->{_goto_generation}) {	2660	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2661	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2662	$self->leave_link ($map, $x, $y);
2239	}	2663	}
		2664
		2665	$done->() if $done;
2240	})->prio (1);	2666	})->prio (1);
2241	}	2667	}
2242		2668
2243	=item $player_object->enter_exit ($exit_object)	2669	=item $player_object->enter_exit ($exit_object)
2244		2670
…		…
2264	}	2690	}
2265		2691
2266	sub prepare_random_map {	2692	sub prepare_random_map {
2267	my ($exit) = @_;	2693	my ($exit) = @_;
2268		2694
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2697	# that depends on the exit object
2274		2698
2275	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2701	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2282	}	2708	}
2283		2709
2284	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2285		2711
2286	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2289		2715
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2718	undef $fh;
2293	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2294		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2297	}	2727	}
2298	}	2728	}
2299		2729
2300	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2302		2732
2303	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2304		2734
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2735	$self->enter_link;
2317		2736
2318	(async {	2737	(async {
2319	$self->deactivate_recursive; # just to be sure	2738	$Coro::current->{desc} = "enter_exit";
		2739
2320	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2321	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2322		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2323	1;	2761	1
2324	}) {	2762	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2327	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2329		2767
2330	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2349		2787
2350	utf8::encode $text;	2788	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2789	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2790	}
2353		2791
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2792	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2793
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2794	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2795	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2796	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2797	the message unless the client supports the msg packet.
2360		2798
2361	=cut	2799	=cut
2362		2800
		2801	# non-persistent channels (usually the info channel)
		2802	our %CHANNEL = (
		2803	"c/motd" => {
		2804	id => "infobox",
		2805	title => "MOTD",
		2806	reply => undef,
		2807	tooltip => "The message of the day",
		2808	},
		2809	"c/identify" => {
		2810	id => "infobox",
		2811	title => "Identify",
		2812	reply => undef,
		2813	tooltip => "Items recently identified",
		2814	},
		2815	"c/examine" => {
		2816	id => "infobox",
		2817	title => "Examine",
		2818	reply => undef,
		2819	tooltip => "Signs and other items you examined",
		2820	},
		2821	"c/shopinfo" => {
		2822	id => "infobox",
		2823	title => "Shop Info",
		2824	reply => undef,
		2825	tooltip => "What your bargaining skill tells you about the shop",
		2826	},
		2827	"c/book" => {
		2828	id => "infobox",
		2829	title => "Book",
		2830	reply => undef,
		2831	tooltip => "The contents of a note or book",
		2832	},
		2833	"c/lookat" => {
		2834	id => "infobox",
		2835	title => "Look",
		2836	reply => undef,
		2837	tooltip => "What you saw there",
		2838	},
		2839	"c/who" => {
		2840	id => "infobox",
		2841	title => "Players",
		2842	reply => undef,
		2843	tooltip => "Shows players who are currently online",
		2844	},
		2845	"c/body" => {
		2846	id => "infobox",
		2847	title => "Body Parts",
		2848	reply => undef,
		2849	tooltip => "Shows which body parts you posess and are available",
		2850	},
		2851	"c/statistics" => {
		2852	id => "infobox",
		2853	title => "Statistics",
		2854	reply => undef,
		2855	tooltip => "Shows your primary statistics",
		2856	},
		2857	"c/skills" => {
		2858	id => "infobox",
		2859	title => "Skills",
		2860	reply => undef,
		2861	tooltip => "Shows your experience per skill and item power",
		2862	},
		2863	"c/shopitems" => {
		2864	id => "infobox",
		2865	title => "Shop Items",
		2866	reply => undef,
		2867	tooltip => "Shows the items currently for sale in this shop",
		2868	},
		2869	"c/resistances" => {
		2870	id => "infobox",
		2871	title => "Resistances",
		2872	reply => undef,
		2873	tooltip => "Shows your resistances",
		2874	},
		2875	"c/pets" => {
		2876	id => "infobox",
		2877	title => "Pets",
		2878	reply => undef,
		2879	tooltip => "Shows information abotu your pets/a specific pet",
		2880	},
		2881	"c/perceiveself" => {
		2882	id => "infobox",
		2883	title => "Perceive Self",
		2884	reply => undef,
		2885	tooltip => "You gained detailed knowledge about yourself",
		2886	},
		2887	"c/uptime" => {
		2888	id => "infobox",
		2889	title => "Uptime",
		2890	reply => undef,
		2891	tooltip => "How long the server has been running since last restart",
		2892	},
		2893	"c/mapinfo" => {
		2894	id => "infobox",
		2895	title => "Map Info",
		2896	reply => undef,
		2897	tooltip => "Information related to the maps",
		2898	},
		2899	"c/party" => {
		2900	id => "party",
		2901	title => "Party",
		2902	reply => "gsay ",
		2903	tooltip => "Messages and chat related to your party",
		2904	},
		2905	"c/death" => {
		2906	id => "death",
		2907	title => "Death",
		2908	reply => undef,
		2909	tooltip => "Reason for and more info about your most recent death",
		2910	},
		2911	"c/say" => $SAY_CHANNEL,
		2912	"c/chat" => $CHAT_CHANNEL,
		2913	);
		2914
2363	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2917
2366	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2367		2920
2368	if ($self->can_msg) {	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2370	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380		2922
2381	if ($color >= 0) {	2923	# check predefined channels, for the benefit of C
2382	if (0 && $msg =~ /\[/) {	2924	if ($CHANNEL{$channel}) {
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2925	$channel = $CHANNEL{$channel};
2384	} else {	2926
2385	s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2927	$self->ext_msg (channel_info => $channel);
2386	$self->send_packet ("drawinfo $color $msg")	2928	$channel = $channel->{id};
		2929
		2930	} elsif (ref $channel) {
		2931	# send meta info to client, if not yet sent
		2932	unless (exists $self->{channel}{$channel->{id}}) {
		2933	$self->{channel}{$channel->{id}} = $channel;
		2934	$self->ext_msg (channel_info => $channel);
2387	}	2935	}
2388	}
2389	}
2390	}
2391		2936
		2937	$channel = $channel->{id};
		2938	}
		2939
		2940	return unless @extra || length $msg;
		2941
		2942	# default colour, mask it out
		2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2944	if $color & cf::NDI_DEF;
		2945
		2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
		2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2949	);
		2950
		2951	# try lzf for large packets
		2952	$pkt = "lzf " . Compress::LZF::compress $pkt
		2953	if 1024 <= length $pkt and $self->{can_lzf};
		2954
		2955	# split very large packets
		2956	if (8192 < length $pkt and $self->{can_lzf}) {
		2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2958	$pkt = "frag";
		2959	}
		2960
		2961	$self->send_packet ($pkt);
		2962	}
		2963
2392	=item $client->ext_event ($type, %msg)	2964	=item $client->ext_msg ($type, @msg)
2393		2965
2394	Sends an exti event to the client.	2966	Sends an ext event to the client.
2395		2967
2396	=cut	2968	=cut
2397		2969
2398	sub cf::client::ext_event($$%) {	2970	sub cf::client::ext_msg($$@) {
2399	my ($self, $type, %msg) = @_;	2971	my ($self, $type, @msg) = @_;
2400		2972
		2973	if ($self->extcmd == 2) {
		2974	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2975	} elsif ($self->extcmd == 1) { # TODO: remove
2401	$msg{msgtype} = "event_$type";	2976	push @msg, msgtype => "event_$type";
2402	$self->send_packet ("ext " . cf::to_json \%msg);	2977	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2978	}
		2979	}
		2980
		2981	=item $client->ext_reply ($msgid, @msg)
		2982
		2983	Sends an ext reply to the client.
		2984
		2985	=cut
		2986
		2987	sub cf::client::ext_reply($$@) {
		2988	my ($self, $id, @msg) = @_;
		2989
		2990	if ($self->extcmd == 2) {
		2991	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2992	} elsif ($self->extcmd == 1) {
		2993	#TODO: version 1, remove
		2994	unshift @msg, msgtype => "reply", msgid => $id;
		2995	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2996	}
2403	}	2997	}
2404		2998
2405	=item $success = $client->query ($flags, "text", \&cb)	2999	=item $success = $client->query ($flags, "text", \&cb)
2406		3000
2407	Queues a query to the client, calling the given callback with	3001	Queues a query to the client, calling the given callback with
2408	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3002	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3003	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410		3004
2411	Queries can fail, so check the return code. Or don't, as queries will become	3005	Queries can fail, so check the return code. Or don't, as queries will
2412	reliable at some point in the future.	3006	become reliable at some point in the future.
2413		3007
2414	=cut	3008	=cut
2415		3009
2416	sub cf::client::query {	3010	sub cf::client::query {
2417	my ($self, $flags, $text, $cb) = @_;	3011	my ($self, $flags, $text, $cb) = @_;
…		…
2425	utf8::encode $text;	3019	utf8::encode $text;
2426	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3020	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427		3021
2428	$self->send_packet ($self->{query_queue}[0][0])	3022	$self->send_packet ($self->{query_queue}[0][0])
2429	if @{ $self->{query_queue} } == 1;	3023	if @{ $self->{query_queue} } == 1;
		3024
		3025	1
2430	}	3026	}
2431		3027
2432	cf::client->attach (	3028	cf::client->attach (
		3029	on_connect => sub {
		3030	my ($ns) = @_;
		3031
		3032	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3033	},
2433	on_reply => sub {	3034	on_reply => sub {
2434	my ($ns, $msg) = @_;	3035	my ($ns, $msg) = @_;
2435		3036
2436	# this weird shuffling is so that direct followup queries	3037	# this weird shuffling is so that direct followup queries
2437	# get handled first	3038	# get handled first
…		…
2449	} else {	3050	} else {
2450	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3051	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451	}	3052	}
2452	}	3053	}
2453	},	3054	},
		3055	on_exticmd => sub {
		3056	my ($ns, $buf) = @_;
		3057
		3058	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3059
		3060	if (ref $msg) {
		3061	my ($type, $reply, @payload) =
		3062	"ARRAY" eq ref $msg
		3063	? @$msg
		3064	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3065
		3066	my @reply;
		3067
		3068	if (my $cb = $EXTICMD{$type}) {
		3069	@reply = $cb->($ns, @payload);
		3070	}
		3071
		3072	$ns->ext_reply ($reply, @reply)
		3073	if $reply;
		3074
		3075	} else {
		3076	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3077	}
		3078
		3079	cf::override;
		3080	},
2454	);	3081	);
2455		3082
2456	=item $client->async (\&cb)	3083	=item $client->async (\&cb)
2457		3084
2458	Create a new coroutine, running the specified callback. The coroutine will	3085	Create a new coroutine, running the specified callback. The coroutine will
…		…
2499	our $safe = new Safe "safe";	3126	our $safe = new Safe "safe";
2500	our $safe_hole = new Safe::Hole;	3127	our $safe_hole = new Safe::Hole;
2501		3128
2502	$SIG{FPE} = 'IGNORE';	3129	$SIG{FPE} = 'IGNORE';
2503		3130
2504	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3131	$safe->permit_only (Opcode::opset qw(
		3132	:base_core :base_mem :base_orig :base_math
		3133	grepstart grepwhile mapstart mapwhile
		3134	sort time
		3135	));
2505		3136
2506	# here we export the classes and methods available to script code	3137	# here we export the classes and methods available to script code
2507		3138
2508	=pod	3139	=pod
2509		3140
2510	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
2511		3142
2512	cf::object contr pay_amount pay_player map	3143	cf::object
		3144	contr pay_amount pay_player map x y force_find force_add destroy
		3145	insert remove name archname title slaying race decrease split
		3146	value
		3147
2513	cf::object::player player	3148	cf::object::player
2514	cf::player peaceful	3149	player
2515	cf::map trigger	3150
		3151	cf::player
		3152	peaceful
		3153
		3154	cf::map
		3155	trigger
2516		3156
2517	=cut	3157	=cut
2518		3158
2519	for (	3159	for (
2520	["cf::object" => qw(contr pay_amount pay_player map)],	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3161	insert remove inv nrof name archname title slaying race
		3162	decrease split destroy change_exp value msg lore send_msg)],
2521	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
2522	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
2523	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
2524	) {	3166	) {
2525	no strict 'refs';	3167	no strict 'refs';
2526	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
2527	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2544	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
2545		3187
2546	my $qcode = $code;	3188	my $qcode = $code;
2547	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2548	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
2549		3193
2550	local $_;	3194	local $_;
2551	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
2552		3196
2553	my $eval =	3197	my $eval =
…		…
2601	# the server's init and main functions	3245	# the server's init and main functions
2602		3246
2603	sub load_facedata($) {	3247	sub load_facedata($) {
2604	my ($path) = @_;	3248	my ($path) = @_;
2605		3249
		3250	# HACK to clear player env face cache, we need some signal framework
		3251	# for this (global event?)
		3252	%ext::player_env::MUSIC_FACE_CACHE = ();
		3253
		3254	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3255
2606	warn "loading facedata from $path\n";	3256	warn "loading facedata from $path\n";
2607		3257
2608	my $facedata;	3258	my $facedata;
2609	0 < aio_load $path, $facedata	3259	0 < aio_load $path, $facedata
2610	or die "$path: $!";	3260	or die "$path: $!";
…		…
2612	$facedata = Coro::Storable::thaw $facedata;	3262	$facedata = Coro::Storable::thaw $facedata;
2613		3263
2614	$facedata->{version} == 2	3264	$facedata->{version} == 2
2615	or cf::cleanup "$path: version mismatch, cannot proceed.";	3265	or cf::cleanup "$path: version mismatch, cannot proceed.";
2616		3266
		3267	# patch in the exptable
		3268	$facedata->{resource}{"res/exp_table"} = {
		3269	type => FT_RSRC,
		3270	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3271	};
		3272	cf::cede_to_tick;
		3273
2617	{	3274	{
2618	my $faces = $facedata->{faceinfo};	3275	my $faces = $facedata->{faceinfo};
2619		3276
2620	while (my ($face, $info) = each %$faces) {	3277	while (my ($face, $info) = each %$faces) {
2621	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3278	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3279
2622	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3280	cf::face::set_visibility $idx, $info->{visibility};
		3281	cf::face::set_magicmap $idx, $info->{magicmap};
2623	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3282	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2624	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3283	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2625	Coro::cede;	3284
		3285	cf::cede_to_tick;
2626	}	3286	}
2627		3287
2628	while (my ($face, $info) = each %$faces) {	3288	while (my ($face, $info) = each %$faces) {
2629	next unless $info->{smooth};	3289	next unless $info->{smooth};
		3290
2630	my $idx = cf::face::find $face	3291	my $idx = cf::face::find $face
2631	or next;	3292	or next;
		3293
2632	if (my $smooth = cf::face::find $info->{smooth}) {	3294	if (my $smooth = cf::face::find $info->{smooth}) {
		3295	cf::face::set_smooth $idx, $smooth;
2633	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3296	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634	} else {	3297	} else {
2635	warn "smooth face '$info->{smooth}' not found for face '$face'";	3298	warn "smooth face '$info->{smooth}' not found for face '$face'";
2636	}	3299	}
2637	Coro::cede;	3300
		3301	cf::cede_to_tick;
2638	}	3302	}
2639	}	3303	}
2640		3304
2641	{	3305	{
2642	my $anims = $facedata->{animinfo};	3306	my $anims = $facedata->{animinfo};
2643		3307
2644	while (my ($anim, $info) = each %$anims) {	3308	while (my ($anim, $info) = each %$anims) {
2645	cf::anim::set $anim, $info->{frames}, $info->{facings};	3309	cf::anim::set $anim, $info->{frames}, $info->{facings};
2646	Coro::cede;	3310	cf::cede_to_tick;
2647	}	3311	}
2648		3312
2649	cf::anim::invalidate_all; # d'oh	3313	cf::anim::invalidate_all; # d'oh
2650	}	3314	}
2651		3315
		3316	{
		3317	# TODO: for gcfclient pleasure, we should give resources
		3318	# that gcfclient doesn't grok a >10000 face index.
		3319	my $res = $facedata->{resource};
		3320
		3321	while (my ($name, $info) = each %$res) {
		3322	if (defined $info->{type}) {
		3323	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3324	my $data;
		3325
		3326	if ($info->{type} & 1) {
		3327	# prepend meta info
		3328
		3329	my $meta = $enc->encode ({
		3330	name => $name,
		3331	%{ $info->{meta} || {} },
		3332	});
		3333
		3334	$data = pack "(w/a*)*", $meta, $info->{data};
		3335	} else {
		3336	$data = $info->{data};
		3337	}
		3338
		3339	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3340	cf::face::set_type $idx, $info->{type};
		3341	} else {
		3342	$RESOURCE{$name} = $info;
		3343	}
		3344
		3345	cf::cede_to_tick;
		3346	}
		3347	}
		3348
		3349	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3350
2652	1	3351	1
2653	}	3352	}
2654		3353
		3354	cf::global->attach (on_resource_update => sub {
		3355	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3356	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3357
		3358	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3359	my $sound = $soundconf->{compat}[$_]
		3360	or next;
		3361
		3362	my $face = cf::face::find "sound/$sound->[1]";
		3363	cf::sound::set $sound->[0] => $face;
		3364	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3365	}
		3366
		3367	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3368	my $face = cf::face::find "sound/$v";
		3369	cf::sound::set $k => $face;
		3370	}
		3371	}
		3372	});
		3373
		3374	register_exticmd fx_want => sub {
		3375	my ($ns, $want) = @_;
		3376
		3377	while (my ($k, $v) = each %$want) {
		3378	$ns->fx_want ($k, $v);
		3379	}
		3380	};
		3381
		3382	sub load_resource_file($) {
		3383	my $guard = lock_acquire "load_resource_file";
		3384
		3385	my $status = load_resource_file_ $_[0];
		3386	get_slot 0.1, 100;
		3387	cf::arch::commit_load;
		3388
		3389	$status
		3390	}
		3391
2655	sub reload_regions {	3392	sub reload_regions {
		3393	# HACK to clear player env face cache, we need some signal framework
		3394	# for this (global event?)
		3395	%ext::player_env::MUSIC_FACE_CACHE = ();
		3396
2656	load_resource_file "$MAPDIR/regions"	3397	load_resource_file "$MAPDIR/regions"
2657	or die "unable to load regions file\n";	3398	or die "unable to load regions file\n";
		3399
		3400	for (cf::region::list) {
		3401	$_->{match} = qr/$_->{match}/
		3402	if exists $_->{match};
		3403	}
2658	}	3404	}
2659		3405
2660	sub reload_facedata {	3406	sub reload_facedata {
2661	load_facedata "$DATADIR/facedata"	3407	load_facedata "$DATADIR/facedata"
2662	or die "unable to load facedata\n";	3408	or die "unable to load facedata\n";
…		…
2673	}	3419	}
2674		3420
2675	sub reload_resources {	3421	sub reload_resources {
2676	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
2677		3423
		3424	reload_facedata;
		3425	reload_archetypes;
2678	reload_regions;	3426	reload_regions;
2679	reload_facedata;
2680	#reload_archetypes;#d#
2681	reload_archetypes;
2682	reload_treasures;	3427	reload_treasures;
2683		3428
2684	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
2685	}	3430	}
2686		3431
2687	sub init {	3432	sub reload_config {
2688	reload_resources;	3433	warn "reloading config file...\n";
2689	}
2690		3434
2691	sub cfg_load {
2692	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
2693	or return;	3436	or return;
2694		3437
2695	local $/;	3438	local $/;
2696	*CFG = YAML::Syck::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
2697		3440
2698	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699		3442
2700	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2705	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2706	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
2707	};	3450	};
2708	warn $@ if $@;	3451	warn $@ if $@;
2709	}	3452	}
		3453
		3454	warn "finished reloading resource files\n";
		3455	}
		3456
		3457	sub pidfile() {
		3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3459	or die "$PIDFILE: $!";
		3460	flock $fh, &Fcntl::LOCK_EX
		3461	or die "$PIDFILE: flock: $!";
		3462	$fh
		3463	}
		3464
		3465	# make sure only one server instance is running at any one time
		3466	sub atomic {
		3467	my $fh = pidfile;
		3468
		3469	my $pid = <$fh>;
		3470	kill 9, $pid if $pid > 0;
		3471
		3472	seek $fh, 0, 0;
		3473	print $fh $$;
		3474	}
		3475
		3476	sub main_loop {
		3477	warn "EV::loop starting\n";
		3478	if (1) {
		3479	EV::loop;
		3480	}
		3481	warn "EV::loop returned\n";
		3482	goto &main_loop unless $REALLY_UNLOOP;
2710	}	3483	}
2711		3484
2712	sub main {	3485	sub main {
		3486	cf::init_globals; # initialise logging
		3487
		3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3492
		3493	cf::init_experience;
		3494	cf::init_anim;
		3495	cf::init_attackmess;
		3496	cf::init_dynamic;
		3497
		3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3499
2713	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
2714	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
2715	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716	(async {	3503	(async {
2717	Event::one_event;	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3505	EV::loop EV::LOOP_ONESHOT;
2718	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
2719	};	3507	};
2720		3508
2721	cfg_load;	3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
		3513	reload_config;
2722	db_init;	3514	db_init;
		3515
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518	cf::init_uuid;
		3519	cf::init_signals;
		3520	cf::init_commands;
		3521	cf::init_skills;
		3522
		3523	cf::init_beforeplay;
		3524
		3525	atomic;
		3526
2723	load_extensions;	3527	load_extensions;
2724		3528
2725	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
2726	Event::loop;	3530
		3531	# no (long-running) fork's whatsoever before this point(!)
		3532	use POSIX ();
		3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3534
		3535	(pop @POST_INIT)->(0) while @POST_INIT;
		3536	};
		3537
		3538	main_loop;
2727	}	3539	}
2728		3540
2729	#############################################################################	3541	#############################################################################
2730	# initialisation and cleanup	3542	# initialisation and cleanup
2731		3543
2732	# install some emergency cleanup handlers	3544	# install some emergency cleanup handlers
2733	BEGIN {	3545	BEGIN {
		3546	our %SIGWATCHER = ();
2734	for my $signal (qw(INT HUP TERM)) {	3547	for my $signal (qw(INT HUP TERM)) {
2735	Event->signal (	3548	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2736	reentrant => 0,
2737	data => WF_AUTOCANCEL,
2738	signal => $signal,
2739	prio => 0,
2740	cb => sub {
2741	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
2742	},
2743	);	3550	};
2744	}	3551	}
2745	}	3552	}
2746		3553
2747	sub write_runtime {	3554	sub write_runtime_sync {
2748	my $runtime = "$LOCALDIR/runtime";
2749
2750	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
2751	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
2752		3557
2753	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2754		3559
2755	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
2756		3561
2757	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2758	or return;	3563	or return;
2759		3564
2760	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
2761	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
2762	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
2772	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
2773		3578
2774	close $fh	3579	close $fh
2775	or return;	3580	or return;
2776		3581
2777	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2778	and return;	3583	and return;
2779		3584
2780	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
2781		3586
2782	1	3587	1
		3588	}
		3589
		3590	our $uuid_lock;
		3591	our $uuid_skip;
		3592
		3593	sub write_uuid_sync($) {
		3594	$uuid_skip ||= $_[0];
		3595
		3596	return if $uuid_lock;
		3597	local $uuid_lock = 1;
		3598
		3599	my $uuid = "$LOCALDIR/uuid";
		3600
		3601	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3602	or return;
		3603
		3604	my $value = uuid_seq uuid_cur;
		3605
		3606	unless ($value) {
		3607	warn "cowardly refusing to write zero uuid value!\n";
		3608	return;
		3609	}
		3610
		3611	my $value = uuid_str $value + $uuid_skip;
		3612	$uuid_skip = 0;
		3613
		3614	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3615	and return;
		3616
		3617	# always fsync - this file is important
		3618	aio_fsync $fh
		3619	and return;
		3620
		3621	close $fh
		3622	or return;
		3623
		3624	aio_rename "$uuid~", $uuid
		3625	and return;
		3626
		3627	warn "uuid file written ($value).\n";
		3628
		3629	1
		3630
		3631	}
		3632
		3633	sub write_uuid($$) {
		3634	my ($skip, $sync) = @_;
		3635
		3636	$sync ? write_uuid_sync $skip
		3637	: async { write_uuid_sync $skip };
2783	}	3638	}
2784		3639
2785	sub emergency_save() {	3640	sub emergency_save() {
2786	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
2787		3642
2788	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
2789		3644
2790	cf::sync_job {	3645	cf::sync_job {
		3646	# this is a trade-off: we want to be very quick here, so
		3647	# save all maps without fsync, and later call a global sync
		3648	# (which in turn might be very very slow)
		3649	local $USE_FSYNC = 0;
		3650
2791	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
2792	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
2793	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
2794	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
2795	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
2796	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
2797	$pl->valid or next;	3657	$pl->valid or next;
		3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798	$pl->save;	3659	$pl->save;
2799	}	3660	}
2800	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
2801		3662
2802	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
2803	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
2804	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
2805	$map->valid or next;	3666	$map->valid or next;
2806	$map->save;	3667	$map->save;
2807	}	3668	}
2808	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
2809		3670
2810	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
2811	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
2812	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
		3674
		3675	warn "emergency_perl_save: begin write uuid\n";
		3676	write_uuid_sync 1;
		3677	warn "emergency_perl_save: end write uuid\n";
2813	};	3678	};
2814		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
2815	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
2816	}	3686	}
2817		3687
2818	sub post_cleanup {	3688	sub post_cleanup {
2819	my ($make_core) = @_;	3689	my ($make_core) = @_;
2820		3690
2821	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
2822	if $make_core;	3692	if $make_core;
		3693
		3694	my $fh = pidfile;
		3695	unlink $PIDFILE if <$fh> == $$;
		3696	}
		3697
		3698	# a safer delete_package, copied from Symbol
		3699	sub clear_package($) {
		3700	my $pkg = shift;
		3701
		3702	# expand to full symbol table name if needed
		3703	unless ($pkg =~ /^main::.*::$/) {
		3704	$pkg = "main$pkg" if $pkg =~ /^::/;
		3705	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3706	$pkg .= '::' unless $pkg =~ /::$/;
		3707	}
		3708
		3709	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3710	my $stem_symtab = *{$stem}{HASH};
		3711
		3712	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3713	or return;
		3714
		3715	# clear all symbols
		3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3717	for my $name (keys %$leaf_symtab) {
		3718	_gv_clear *{"$pkg$name"};
		3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3720	}
		3721	warn "cleared package $pkg\n";#d#
2823	}	3722	}
2824		3723
2825	sub do_reload_perl() {	3724	sub do_reload_perl() {
2826	# can/must only be called in main	3725	# can/must only be called in main
2827	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
2828	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
2829	return;	3728	return;
2830	}	3729	}
2831		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
2832	warn "reloading...";	3736	warn "reloading...";
2833		3737
2834	warn "entering sync_job";	3738	warn "entering sync_job";
2835		3739
2836	cf::sync_job {	3740	cf::sync_job {
2837	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
2838	cf::emergency_save;	3742	cf::emergency_save;
2839	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
2840		3744
2841	warn "syncing database to disk";	3745	warn "syncing database to disk";
2842	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
2843		3747
2844	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
2845		3749
2846	warn "cancelling all WF_AUTOCANCEL watchers";
2847	for (Event::all_watchers) {
2848	$_->cancel if $_->data & WF_AUTOCANCEL;
2849	}
2850
2851	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
2852	for (;;) {
2853	BDB::flush;
2854	IO::AIO::flush;
2855	Coro::cede;
2856	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
2857	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2858	}
2859
2860	++$RELOAD;
2861
2862	warn "cancelling all extension coros";
2863	$_->cancel for values %EXT_CORO;
2864	%EXT_CORO = ();
2865
2866	warn "removing commands";
2867	%COMMAND = ();
2868
2869	warn "removing ext commands";
2870	%EXTCMD = ();
2871
2872	warn "unloading/nuking all extensions";
2873	for my $pkg (@EXTS) {
2874	warn "... unloading $pkg";
2875
2876	if (my $cb = $pkg->can ("unload")) {
2877	eval {
2878	$cb->($pkg);
2879	1
2880	} or warn "$pkg unloaded, but with errors: $@";
2881	}	3753	}
2882		3754
2883	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
2884	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
2885	}	3757	%EXT_CORO = ();
2886		3758
2887	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
2888	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
2889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2890		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
2891	warn "... unloading $k";	3768	warn "... unloading $pkg";
2892	delete $INC{$k};
2893		3769
2894	$k =~ s/\.pm$//;
2895	$k =~ s/\//::/g;
2896
2897	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
2898	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
2899	}	3779	}
2900		3780
2901	Symbol::delete_package $k;	3781	warn "unloading all perl modules loaded from $LIBDIR";
		3782	while (my ($k, $v) = each %INC) {
		3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3784
		3785	warn "... unloading $k";
		3786	delete $INC{$k};
		3787
		3788	$k =~ s/\.pm$//;
		3789	$k =~ s/\//::/g;
		3790
		3791	if (my $cb = $k->can ("unload_module")) {
		3792	$cb->();
		3793	}
		3794
		3795	clear_package $k;
2902	}	3796	}
2903		3797
2904	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
2905	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
2906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2907		3801
2908	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
2909	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
2910	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2911		3805
2912	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
2913	# and global variables created in xs	3807	# and global variables created in xs
2914	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
2915		3809
2916	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
2917		3811
2918	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
2919	require cf;	3813	require cf;
2920	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
2921		3815
2922	warn "loading config and database again";	3816	warn "loading config and database again";
2923	cf::cfg_load;	3817	cf::reload_config;
2924		3818
2925	warn "loading extensions";	3819	warn "loading extensions";
2926	cf::load_extensions;	3820	cf::load_extensions;
2927		3821
		3822	if ($REATTACH_ON_RELOAD) {
2928	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
2929	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
2930	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
2931	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
2932	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
2933	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
2934		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
2935	warn "leaving sync_job";	3834	warn "leaving sync_job";
2936		3835
2937	1	3836	1
2938	} or do {	3837	} or do {
2939	warn $@;	3838	warn $@;
2940	warn "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
2941	exit 1;
2942	};	3840	};
2943		3841
2944	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
2945	};	3848	};
2946		3849
2947	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
2948		3851
2949	sub reload_perl() {	3852	sub reload_perl() {
2950	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
2951	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
2952		3855
2953	$RELOAD_WATCHER ||= Event->timer (	3856	$RELOAD_WATCHER ||= cf::async {
2954	reentrant => 0,	3857	Coro::AIO::aio_wait cache_extensions;
2955	after => 0,	3858
2956	data => WF_AUTOCANCEL,	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2957	cb => sub {
2958	do_reload_perl;	3860	do_reload_perl;
2959	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
2960	},	3862	};
2961	);	3863	};
2962	}	3864	}
2963		3865
2964	register_command "reload" => sub {	3866	register_command "reload" => sub {
2965	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
2966		3868
2967	if ($who->flag (FLAG_WIZ)) {	3869	if ($who->flag (FLAG_WIZ)) {
2968	$who->message ("reloading server.");	3870	$who->message ("reloading server.");
		3871	async {
		3872	$Coro::current->{desc} = "perl_reload";
2969	async { reload_perl };	3873	reload_perl;
		3874	};
2970	}	3875	}
2971	};	3876	};
2972		3877
2973	unshift @INC, $LIBDIR;	3878	unshift @INC, $LIBDIR;
2974		3879
…		…
2976		3881
2977	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
2978	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
2979		3884
2980	sub wait_for_tick {	3885	sub wait_for_tick {
2981	return unless $TICK_WATCHER->is_active;
2982	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
2983		3887
2984	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
2985	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
2986	$signal->wait;	3890	$signal->wait;
2987	}	3891	}
2988		3892
2989	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
2990	return unless $TICK_WATCHER->is_active;
2991	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
2992		3895
2993	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
2994	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
2995	$signal->wait;	3898	$signal->wait;
2996	}	3899	}
2997		3900
2998	my $min = 1e6;#d#	3901	sub tick {
2999	my $avg = 10;
3000	$TICK_WATCHER = Event->timer (
3001	reentrant => 0,
3002	parked => 1,
3003	prio => 0,
3004	at => $NEXT_TICK || $TICK,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3008	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3010	return;	3905	return;
3011	}	3906	}
3012		3907
3013	$NOW = $tick_start = Event::time;
3014
3015	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3016		3909
3017	0 && sync_job {#d#	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3018	for(1..10) {	3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3019	my $t = Event::time;	3912	Coro::async_pool {
3020	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3913	$Coro::current->{desc} = "runtime saver";
3021	or die;	3914	write_runtime_sync
3022		3915	or warn "ERROR: unable to write runtime file: $!";
3023	$map->width (50);
3024	$map->height (50);
3025	$map->alloc;
3026	$map->_load_objects ("/tmp/x.map", 1);
3027	my $t = Event::time - $t;
3028
3029	#next unless $t < 0.0013;#d#
3030	if ($t < $min) {
3031	$min = $t;
3032	}
3033	$avg = $avg * 0.99 + $t * 0.01;
3034	}
3035	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036	exit 0;
3037	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038	};	3916	};
		3917	}
3039		3918
3040	$RUNTIME += $TICK;
3041	$NEXT_TICK += $TICK;
3042
3043	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044	$NEXT_RUNTIME_WRITE = $NOW + 10;
3045	Coro::async_pool {
3046	write_runtime
3047	or warn "ERROR: unable to write runtime file: $!";
3048	};
3049	}
3050
3051	# my $AFTER = Event::time;
3052	# warn $AFTER - $NOW;#d#
3053
3054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055	$sig->send;	3920	$sig->send;
3056	}	3921	}
3057	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3058	$sig->send;	3923	$sig->send;
3059	}	3924	}
3060		3925
3061	$NOW = Event::time;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3062
3063	# if we are delayed by four ticks or more, skip them all
3064	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066	$TICK_WATCHER->at ($NEXT_TICK);
3067	$TICK_WATCHER->start;
3068
3069	$LOAD = ($NOW - $tick_start) / $TICK;
3070	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071		3928
3072	_post_tick;	3929	if (0) {
3073		3930	if ($NEXT_TICK) {
3074		3931	my $jitter = $TICK_START - $NEXT_TICK;
		3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3933	warn "jitter $JITTER\n";#d#
		3934	}
3075	},	3935	}
3076	);	3936	}
3077		3937
3078	{	3938	{
3079	BDB::max_poll_time $TICK * 0.1;	3939	# configure BDB
3080	$BDB_POLL_WATCHER = Event->io (	3940
3081	reentrant => 0,
3082	fd => BDB::poll_fileno,
3083	poll => 'r',
3084	prio => 0,
3085	data => WF_AUTOCANCEL,
3086	cb => \&BDB::poll_cb,
3087	);
3088	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3089		3942	BDB::max_poll_reqs $TICK * 0.1;
3090	BDB::set_sync_prepare {	3943	$AnyEvent::BDB::WATCHER->priority (1);
3091	my $status;
3092	my $current = $Coro::current;
3093	(
3094	sub {
3095	$status = $!;
3096	$current->ready; undef $current;
3097	},
3098	sub {
3099	Coro::schedule while defined $current;
3100	$! = $status;
3101	},
3102	)
3103	};
3104		3944
3105	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3106	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
		3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3949	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107		3952
3108	cf::sync_job {	3953	cf::sync_job {
3109	eval {	3954	eval {
3110	BDB::db_env_open	3955	BDB::db_env_open
3111	$DB_ENV,	3956	$DB_ENV,
…		…
3113	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3958	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3959	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115	0666;	3960	0666;
3116		3961
3117	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3962	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120	$DB_ENV->set_lk_detect;
3121	};	3963	};
3122		3964
3123	cf::cleanup "db_env_open(db): $@" if $@;	3965	cf::cleanup "db_env_open(db): $@" if $@;
3124	};	3966	};
3125	}	3967	}
		3968
		3969	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3970	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3971	};
		3972	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3973	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3974	};
		3975	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3976	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3977	};
3126	}	3978	}
3127		3979
3128	{	3980	{
		3981	# configure IO::AIO
		3982
3129	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3130
3131	undef $Coro::AIO::WATCHER;
3132	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3133	$AIO_POLL_WATCHER = Event->io (	3985	undef $AnyEvent::AIO::WATCHER;
3134	reentrant => 0,
3135	data => WF_AUTOCANCEL,
3136	fd => IO::AIO::poll_fileno,
3137	poll => 'r',
3138	prio => 6,
3139	cb => \&IO::AIO::poll_cb,
3140	);
3141	}	3986	}
3142		3987
3143	my $_log_backtrace;	3988	my $_log_backtrace;
3144		3989
3145	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3148	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3149		3994
3150	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3151	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3152	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3153	async {	3999	async {
		4000	$Coro::current->{desc} = "abt $msg";
		4001
3154	my @bt = fork_call {	4002	my @bt = fork_call {
3155	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
3156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4004	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4005	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158	or die "addr2line: $!";	4006	or die "addr2line: $!";
…		…
3166	}	4014	}
3167		4015
3168	@funcs	4016	@funcs
3169	};	4017	};
3170		4018
3171	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3172	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3173	--$_log_backtrace;	4022	--$_log_backtrace;
3174	};	4023	};
3175	} else {	4024	} else {
3176	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3177	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3178	}	4027	}
3179	}	4028	}
3180		4029
3181	# load additional modules	4030	# load additional modules
3182	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3183		4033
3184	END { cf::emergency_save }	4034	END { cf::emergency_save }
3185		4035
3186	1	4036	1
3187		4037

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