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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.307 by root, Sun Jul 15 22:39:48 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
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;	58	use Digest::MD5;
29	use Fcntl;	59	use Fcntl;
30	use YAML::Syck ();	60	use YAML::XS ();
31	use IO::AIO 2.32 ();	61	use IO::AIO ();
32	use Time::HiRes;	62	use Time::HiRes;
33	use Compress::LZF;	63	use Compress::LZF;
34	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
35		67
36	# configure various modules to our taste	68	# configure various modules to our taste
37	#	69	#
38	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		78
42	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
43		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		83
51	our %COMMAND = ();	84	our %COMMAND = ();
52	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	88	our %EXTCMD = ();
56	our %EXTICMD = ();	89	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
59		92
60	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
62		97
63	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
		112	our %RESOURCE;
74		113
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	116	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		118
		119	our $BDB_DEADLOCK_WATCHER;
		120	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	122	our $DB_ENV;
		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
85		125
86	our %CFG;	126	our %CFG;
87		127
88	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
90		131
91	our %PLAYER; # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
94		135
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		138
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		148
102	binmode STDOUT;	149	binmode STDOUT;
103	binmode STDERR;	150	binmode STDERR;
104		151
105	# read virtual server time, if available	152	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
110	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
111		160
112	mkdir $_	161	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		163
115	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
116		165
117	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::"} };
118		178
119	#############################################################################	179	#############################################################################
120		180
121	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
122		182
…		…
158		218
159	The raw value load value from the last tick.	219	The raw value load value from the last tick.
160		220
161	=item %cf::CFG	221	=item %cf::CFG
162		222
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	224	from wherever your confdir points to.
165		225
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	226	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		227
168	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
169	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
170	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.
171		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
172	=back	244	=back
173		245
174	=cut	246	=cut
175		247
176	BEGIN {	248	$Coro::State::WARNHOOK = sub {
177	*CORE::GLOBAL::warn = sub {
178	my $msg = join "", @_;	249	my $msg = join "", @_;
179		250
180	$msg .= "\n"	251	$msg .= "\n"
181	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
182		253
183	$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;
184		255
185	utf8::encode $msg;
186	LOG llevError, $msg;	256	LOG llevError, $msg;
187	};	257	};
188	}	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	};
189		272
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	283	for my $pkg (qw(
201	cf::global cf::attachable	284	cf::global cf::attachable
202	cf::object cf::object::player	285	cf::object cf::object::player
203	cf::client cf::player	286	cf::client cf::player
204	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
205	cf::map cf::party cf::region	289	cf::party cf::region
206	)) {	290	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	292	}
210		293
211	$Event::DIED = sub {	294	$EV::DIED = sub {
212	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
213	};	296	};
214		297
215	#############################################################################	298	#############################################################################
216		299
217	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
239	$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;
240	$d	323	$d
241	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
242	}	325	}
243		326
244	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
245		328
246	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
247		330
248	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
249		332
250	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
251		334
252	=cut	335	=cut
253		336
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		338
256	sub to_json ($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[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	}
258		355
259	=item cf::lock_wait $string	356	=item cf::lock_wait $string
260		357
261	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
262		359
263	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
264		361
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
268	returned.	365	returned.
269		366
		367	Locks are *not* recursive, locking from the same coro twice results in a
		368	deadlocked coro.
		369
270	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
271	uses map_find and cf::map::load uses map_load).	371	uses map_find and cf::map::load uses map_load).
272		372
273	=item $locked = cf::lock_active $string	373	=item $locked = cf::lock_active $string
274		374
275	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.
276		376
277	=cut	377	=cut
278		378
279	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
280		380
281	sub lock_wait($) {	381	sub lock_wait($) {
282	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	383	}
290		384
291	sub lock_acquire($) {	385	sub lock_acquire($) {
292	my ($key) = @_;	386	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	387	}
304		388
305	sub lock_active($) {	389	sub lock_active($) {
306	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	391	}
310		392
311	sub freeze_mainloop {	393	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
313		395
314	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
315	$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($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
		412	}
		413
		414	=item cf::get_slot $time[, $priority[, $name]]
		415
		416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		417	This call blocks and returns only when you have at least C<$time> seconds
		418	of cpu time till the next tick. The slot is only valid till the next cede.
		419
		420	The optional C<$name> can be used to identify the job to run. It might be
		421	used for statistical purposes and should identify the same time-class.
		422
		423	Useful for short background jobs.
		424
		425	=cut
		426
		427	our @SLOT_QUEUE;
		428	our $SLOT_QUEUE;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435
		436	while () {
		437	next_job:
		438	my $avail = cf::till_tick;
		439	if ($avail > 0.01) {
		440	for (0 .. $#SLOT_QUEUE) {
		441	if ($SLOT_QUEUE[$_][0] < $avail) {
		442	my $job = splice @SLOT_QUEUE, $_, 1, ();
		443	$job->[2]->send;
		444	Coro::cede;
		445	goto next_job;
		446	}
		447	}
		448	}
		449
		450	if (@SLOT_QUEUE) {
		451	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		452	push @cf::WAIT_FOR_TICK, $signal;
		453	$signal->wait;
		454	} else {
		455	Coro::schedule;
		456	}
316	};	457	}
317	$TICK_WATCHER->stop;	458	};
318	$guard	459
		460	sub get_slot($;$$) {
		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	$sig->wait;
319	}	472	}
320		473
321	=item cf::async { BLOCK }	474	=item cf::async { BLOCK }
322		475
323	Currently the same as Coro::async_pool, meaning you cannot use	476	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		481
329	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
330		483
331	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
332		485
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	487	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	489	acceptable.
337		490
338	If it must be done, put the blocking parts into C<sync_job>. This will run	491	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	492	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		497
345	sub sync_job(&) {	498	sub sync_job(&) {
346	my ($job) = @_;	499	my ($job) = @_;
347		500
348	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	502	my $time = EV::time;
350		503
351	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
353		506
354	# TODO: use suspend/resume instead	507	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	508
356	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
357		510
358	my $busy = 1;	511	my $busy = 1;
359	my @res;	512	my @res;
360		513
361	(async {	514	(async {
		515	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	516	@res = eval { $job->() };
363	warn $@ if $@;	517	warn $@ if $@;
364	undef $busy;	518	undef $busy;
365	})->prio (Coro::PRIO_MAX);	519	})->prio (Coro::PRIO_MAX);
366		520
367	while ($busy) {	521	while ($busy) {
368	Coro::cede or Event::one_event;	522	if (Coro::nready) {
		523	Coro::cede_notself;
		524	} else {
		525	EV::loop EV::LOOP_ONESHOT;
369	}	526	}
		527	}
370		528
371	$time = Event::time - $time;	529	my $time = EV::time - $time;
372		530
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
377		532
378	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
379	} else {	534	} else {
380	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
381		536
…		…
406	=item fork_call { }, $args	561	=item fork_call { }, $args
407		562
408	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
409	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
412		567
413	=cut	568	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		569
424	sub fork_call(&@) {	570	sub fork_call(&@) {
425	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
426		572
427	# 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,
428	# or die "socketpair: $!";	574	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	575	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		576
432	if (my $pid = fork) {	577	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	578	reset_signals;
446	local $SIG{__WARN__};	579	&$cb
447	local $SIG{__DIE__};	580	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		581
454	eval {	582	wantarray ? @res : $res[-1]
455	close $fh1;	583	}
456		584
457	my @res = eval { $cb->(@args) };	585	=item $coin = coin_from_name $name
458		586
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	587	=cut
460	close $fh2;
461	};
462		588
463	warn $@ if $@;	589	our %coin_alias = (
464	_exit 0;	590	"silver" => "silvercoin",
465	}	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
466	}	610	}
467		611
468	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
469		613
470	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	616	=item cf::db_put $family => $key => $value
473		617
474	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
475	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).
476		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
477	=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	}
478		644
479	our $DB;	645	our $DB;
480		646
481	sub db_init {	647	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	648	cf::sync_job {
486	eval {	649	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	650	};
496	}	651	}
497		652
498	sub db_get($$) {	653	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	654	my $key = "$_[0]/$_[1]";
500		655
…		…
550	if (1) {	705	if (1) {
551	$md5 =	706	$md5 =
552	join "\x00",	707	join "\x00",
553	$processversion,	708	$processversion,
554	map {	709	map {
555	Coro::cede;	710	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	711	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	712	} 0.. $#$src;
558		713
559		714
560	my $dbmd5 = db_get cache => "$id/md5";	715	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		753
599	#############################################################################	754	#############################################################################
600		755
601	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
602		757
603	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
604	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")
605	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
606		761
607	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>
608	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
609	Crossfire TRT).	764	Deliantra).
610		765
611	=over 4	766	=over 4
612		767
613	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
614		769
…		…
658	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
659		814
660	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
661	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
662		817
663	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
665		820
666	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
667		822
668	=over 4	823	=over 4
…		…
866	";	1021	";
867	die if $@;	1022	die if $@;
868	}	1023	}
869		1024
870	our $override;	1025	our $override;
871	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?
872		1027
873	sub override {	1028	sub override {
874	$override = 1;	1029	$override = 1;
875	@invoke_results = ();	1030	@INVOKE_RESULTS = (@_);
876	}	1031	}
877		1032
878	sub do_invoke {	1033	sub do_invoke {
879	my $event = shift;	1034	my $event = shift;
880	my $callbacks = shift;	1035	my $callbacks = shift;
881		1036
882	@invoke_results = ();	1037	@INVOKE_RESULTS = ();
883		1038
884	local $override;	1039	local $override;
885		1040
886	for (@$callbacks) {	1041	for (@$callbacks) {
887	eval { &{$_->[1]} };	1042	eval { &{$_->[1]} };
…		…
896	}	1051	}
897		1052
898	0	1053	0
899	}	1054	}
900		1055
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1057
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1059
905	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
906		1061
907	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
908	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
909	results (if you must, access C<@cf::invoke_results> directly).	1064	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1065
911	=back	1066	=back
912		1067
913	=cut	1068	=cut
914		1069
915	#############################################################################	1070	#############################################################################
916	# 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	}
917		1114
918	sub reattach {	1115	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1117	my ($obj) = @_;
921		1118
		1119	# no longer needed after getting rid of delete_package?
922	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
923		1121
924	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
925		1123
926	@$registry = ();	1124	@$registry = ();
927		1125
…		…
942	cf::attachable->attach (	1140	cf::attachable->attach (
943	prio => -1000000,	1141	prio => -1000000,
944	on_instantiate => sub {	1142	on_instantiate => sub {
945	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
946		1144
947	$data = from_json $data;	1145	$data = decode_json $data;
948		1146
949	for (@$data) {	1147	for (@$data) {
950	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
951		1149
952	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1166	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1167	my ($filename, $rdata, $objs) = @_;
970		1168
971	sync_job {	1169	sync_job {
972	if (length $$rdata) {	1170	if (length $$rdata) {
		1171	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
975		1174
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	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	}
980	close $fh;	1182	aio_close $fh;
981		1183
982	if (@$objs) {	1184	if (@$objs) {
983	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) {
984	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
987	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	}
988	close $fh;	1193	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
990	}	1195	}
991	} else {	1196	} else {
992	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
993	}	1198	}
994		1199
995	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1204	} else {
997	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
998	}	1206	}
999	} else {	1207	} else {
1000	aio_unlink $filename;	1208	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1002	}	1210	}
1003	}	1211	};
1004	}	1212	}
1005		1213
1006	sub object_freezer_as_string {	1214	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1215	my ($rdata, $objs) = @_;
1008		1216
…		…
1020	or return;	1228	or return;
1021		1229
1022	unless (aio_stat "$filename.pst") {	1230	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1231	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1232	or return;
		1233
1025	$av = eval { (Storable::thaw $av)->{objs} };	1234	my $st = eval { Coro::Storable::thaw $av };
		1235	$av = $st->{objs};
1026	}	1236	}
1027		1237
		1238	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1239	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1240	$decname, length $data, scalar @{$av || []};
		1241
1030	return ($data, $av);	1242	($data, $av)
1031	}	1243	}
1032		1244
1033	=head2 COMMAND CALLBACKS	1245	=head2 COMMAND CALLBACKS
1034		1246
1035	=over 4	1247	=over 4
…		…
1089	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1090		1302
1091	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1092	}	1304	}
1093		1305
		1306	use File::Glob ();
		1307
1094	cf::player->attach (	1308	cf::player->attach (
1095	on_command => sub {	1309	on_command => sub {
1096	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1097		1311
1098	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1108	my ($pl, $buf) = @_;	1322	my ($pl, $buf) = @_;
1109		1323
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1324	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1325
1112	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
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1334	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1335	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1336	}
		1337
		1338	$pl->ext_reply ($reply, @reply)
		1339	if $reply;
		1340
1118	} else {	1341	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1342	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1343	}
1121		1344
1122	cf::override;	1345	cf::override;
1123	},	1346	},
1124	);	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	}
1125		1361
1126	sub load_extensions {	1362	sub load_extensions {
1127	cf::sync_job {	1363	cf::sync_job {
1128	my %todo;	1364	my %todo;
1129		1365
…		…
1149		1385
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1388
1153	$ext{source} =	1389	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1156	. $source	1392	. $source
1157	. "\n};\n1";	1393	. "\n};\n1";
1158		1394
1159	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1177		1413
1178	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1415	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1417	}
1183		1418
1184	warn $msg;	1419	warn $msg;
1185	}	1420	}
1186		1421
…		…
1200		1435
1201	=back	1436	=back
1202		1437
1203	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1204		1439
1205	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1206		1441
1207	=cut	1442	=cut
1208		1443
1209	package cf::player;	1444	package cf::player;
1210		1445
1211	use Coro::AIO;	1446	use Coro::AIO;
1212		1447
1213	=head3 cf::player	1448	=head3 cf::player
1214		1449
1215	=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	}
1216		1465
1217	=item cf::player::find $login	1466	=item cf::player::find $login
1218		1467
1219	Returns the given player object, loading it if necessary (might block).	1468	Returns the given player object, loading it if necessary (might block).
1220		1469
…		…
1239		1488
1240	sub exists($) {	1489	sub exists($) {
1241	my ($login) = @_;	1490	my ($login) = @_;
1242		1491
1243	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1245	}	1494	}
1246		1495
1247	sub find($) {	1496	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1498	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1505	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1506	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1507	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1508	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1509
1261	my $pl = load_pl path $login	1510	my $f = new_from_file cf::object::thawer path $login
1262	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;
1263	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1264	}	1519	}
1265	}	1520	}
1266	}	1521	}
1267		1522
…		…
1276	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1277		1532
1278	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
1280		1535
		1536	cf::get_slot 0.01;
		1537
1281	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1282	Coro::cede;	1539	cf::cede_to_tick;
1283	}	1540	}
1284		1541
1285	sub new($) {	1542	sub new($) {
1286	my ($login) = @_;	1543	my ($login) = @_;
1287		1544
…		…
1293	$cf::PLAYER{$login} = $self;	1550	$cf::PLAYER{$login} = $self;
1294		1551
1295	$self	1552	$self
1296	}	1553	}
1297		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
1298	=item $pl->quit_character	1565	=item $pl->quit_character
1299		1566
1300	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
1301	be destroyed. May block for a long time.	1568	be destroyed. May block for a long time.
1302		1569
…		…
1306	my ($pl) = @_;	1573	my ($pl) = @_;
1307		1574
1308	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1309		1576
1310	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1311	$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
1312		1579
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1317		1586
1318	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1624	or return [];
1356		1625
1357	my @logins;	1626	my @logins;
1358		1627
1359	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") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1637	}
1363		1638
1364	utf8::decode $login;	1639	utf8::decode $login;
1365	push @logins, $login;	1640	push @logins, $login;
1366	}	1641	}
1367		1642
…		…
1394	}	1669	}
1395		1670
1396	\@paths	1671	\@paths
1397	}	1672	}
1398		1673
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1675
1401	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1402		1677
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1450		1679
1451	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1452		1681
1453	=cut	1682	=cut
1454		1683
1455	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1457		1686
1458	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1688	}
1461		1689
1462	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1463		1691
1464	Sends an ext event to the client.	1692	Sends an ext event to the client.
1465		1693
1466	=cut	1694	=cut
1467		1695
1468	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1470		1698
1471	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1472	}	1700	}
1473		1701
1474	=head3 cf::region	1702	=head3 cf::region
1475		1703
1476	=over 4	1704	=over 4
…		…
1520	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1522		1750
1523	sub generate_random_map {	1751	sub generate_random_map {
1524	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
1525	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1757	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1619	$self->init; # pass $1 etc.	1850	$self->init; # pass $1 etc.
1620	return $self;	1851	return $self;
1621	}	1852	}
1622	}	1853	}
1623		1854
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1855	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1856	()
1626	}	1857	}
1627		1858
1628	sub init {	1859	sub init {
1629	my ($self) = @_;	1860	my ($self) = @_;
…		…
1651		1882
1652	# the temporary/swap location	1883	# the temporary/swap location
1653	sub save_path {	1884	sub save_path {
1654	my ($self) = @_;	1885	my ($self) = @_;
1655		1886
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1658	}	1889	}
1659		1890
1660	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1661	sub uniq_path {	1892	sub uniq_path {
1662	my ($self) = @_;	1893	my ($self) = @_;
1663		1894
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1897	}
1676		1898
1677	sub decay_objects {	1899	sub decay_objects {
1678	my ($self) = @_;	1900	my ($self) = @_;
1679		1901
…		…
1692		1914
1693	sub load_header_from($) {	1915	sub load_header_from($) {
1694	my ($self, $path) = @_;	1916	my ($self, $path) = @_;
1695		1917
1696	utf8::encode $path;	1918	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1919	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	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;
1702		1927
1703	$self->{load_path} = $path;	1928	$self->{load_path} = $path;
1704		1929
1705	1	1930	1
1706	}	1931	}
…		…
1760	sub find {	1985	sub find {
1761	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1762		1987
1763	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1764		1989
		1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1766		1992
1767	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1770	or return;	1995	or return;
1771		1996
1772	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1773		1998
…		…
1775	or return;	2000	or return;
1776		2001
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
		2006	undef $guard1;
1780	$map->reset;	2007	$map->reset;
1781	undef $guard;
1782	return find $path;	2008	return find $path;
1783	}	2009	}
1784		2010
1785	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
1786	}	2012	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	2021	local $self->{deny_reset} = 1; # loading can take a long time
1796		2022
1797	my $path = $self->{path};	2023	my $path = $self->{path};
1798		2024
1799	{	2025	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2026	my $guard = cf::lock_acquire "map_data:$path";
1801		2027
		2028	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2029	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2030
1804	$self->in_memory (cf::MAP_LOADING);	2031	$self->in_memory (cf::MAP_LOADING);
1805		2032
1806	$self->alloc;	2033	$self->alloc;
1807		2034
1808	$self->pre_load;	2035	$self->pre_load;
1809	Coro::cede;	2036	cf::cede_to_tick;
1810		2037
		2038	my $f = new_from_file cf::object::thawer $self->{load_path};
		2039	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2040	$self->_load_objects ($f)
1812	or return;	2041	or return;
1813		2042
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
1815	if delete $self->{load_original};	2044	if delete $self->{load_original};
1816		2045
1817	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2047	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2048	unless (aio_stat $uniq) {
		2049	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2050	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2051	$self->_load_objects ($f);
		2052	$f->resolve_delayed_derefs;
		2053	}
1822	}	2054	}
1823	}	2055	}
1824		2056
1825	Coro::cede;	2057	$f->resolve_delayed_derefs;
		2058
		2059	cf::cede_to_tick;
1826	# now do the right thing for maps	2060	# now do the right thing for maps
1827	$self->link_multipart_objects;	2061	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2062	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2063	unless $self->difficulty;
1830	Coro::cede;	2064	cf::cede_to_tick;
1831		2065
1832	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2067	$self->decay_objects;
1834	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
1835	$self->update_buttons;	2069	$self->update_buttons;
1836	Coro::cede;	2070	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2071	$self->activate;
1840	}	2072	}
1841		2073
		2074	$self->{last_save} = $cf::RUNTIME;
		2075	$self->last_access ($cf::RUNTIME);
		2076
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2078	}
1844		2079
1845	$self->post_load;	2080	$self->post_load;
1846	}	2081	}
1847		2082
…		…
1856		2091
1857	$self	2092	$self
1858	}	2093	}
1859		2094
1860	# 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
1861	sub load_diag {	2096	sub load_neighbours {
1862	my ($map) = @_;	2097	my ($map) = @_;
1863		2098
1864	my @diag; # diagonal neighbours	2099	my @neigh; # diagonal neighbours
1865		2100
1866	for (0 .. 3) {	2101	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2102	my $neigh = $map->tile_path ($_)
1868	or next;	2103	or next;
1869	$neigh = find $neigh, $map	2104	$neigh = find $neigh, $map
1870	or next;	2105	or next;
1871	$neigh->load;	2106	$neigh->load;
1872		2107
		2108	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2111	}
1876		2112
1877	for (@diag) {	2113	for (grep defined $_->[0], @neigh) {
		2114	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2115	my $neigh = find $path, $origin
1879	or next;	2116	or next;
1880	$neigh->load;	2117	$neigh->load;
1881	}	2118	}
1882	}	2119	}
1883		2120
…		…
1888	}	2125	}
1889		2126
1890	sub do_load_sync {	2127	sub do_load_sync {
1891	my ($map) = @_;	2128	my ($map) = @_;
1892		2129
		2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2131	if $Coro::current == $Coro::main;
		2132
1893	cf::sync_job { $map->load };	2133	cf::sync_job { $map->load };
1894	}	2134	}
1895		2135
1896	our %MAP_PREFETCH;	2136	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2137	our $MAP_PREFETCHER = undef;
1898		2138
1899	sub find_async {	2139	sub find_async {
1900	my ($path, $origin) = @_;	2140	my ($path, $origin, $load) = @_;
1901		2141
1902	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
1903		2143
1904	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2146	}
1907		2147
1908	undef $MAP_PREFETCH{$path};	2148	$MAP_PREFETCH{$path} |= $load;
		2149
1909	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
		2151	$Coro::current->{desc} = "map prefetcher";
		2152
1910	while (%MAP_PREFETCH) {	2153	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2154	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2155	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2156	$map->load if $v;
		2157	}
1915		2158
1916	delete $MAP_PREFETCH{$path};	2159	delete $MAP_PREFETCH{$k};
1917	}	2160	}
1918	}	2161	}
1919	undef $MAP_PREFETCHER;	2162	undef $MAP_PREFETCHER;
1920	};	2163	};
1921	$MAP_PREFETCHER->prio (6);	2164	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2167	}
1925		2168
1926	sub save {	2169	sub save {
1927	my ($self) = @_;	2170	my ($self) = @_;
1928		2171
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2173
1931	$self->{last_save} = $cf::RUNTIME;	2174	$self->{last_save} = $cf::RUNTIME;
1932		2175
1933	return unless $self->dirty;	2176	return unless $self->dirty;
1934		2177
…		…
1940	return if $self->{deny_save};	2183	return if $self->{deny_save};
1941		2184
1942	local $self->{last_access} = $self->last_access;#d#	2185	local $self->{last_access} = $self->last_access;#d#
1943		2186
1944	cf::async {	2187	cf::async {
		2188	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
1946	};	2190	};
		2191
		2192	cf::get_slot 0.02;
1947		2193
1948	if ($uniq) {	2194	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2197	} else {
…		…
1957	my ($self) = @_;	2203	my ($self) = @_;
1958		2204
1959	# save first because save cedes	2205	# save first because save cedes
1960	$self->save;	2206	$self->save;
1961		2207
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2209
1964	return if $self->players;	2210	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2212	return if $self->{deny_save};
1967		2213
		2214	$self->in_memory (cf::MAP_SWAPPED);
		2215
		2216	$self->deactivate;
		2217	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2218	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2219	}
1971		2220
1972	sub reset_at {	2221	sub reset_at {
1973	my ($self) = @_;	2222	my ($self) = @_;
1974		2223
…		…
1992		2241
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2243
1995	return if $self->players;	2244	return if $self->players;
1996		2245
1997	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
1998		2247
1999	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2000		2249
2001	# need to save uniques path	2250	# need to save uniques path
2002	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2255	if $uniq;
2007	}	2256	}
2008		2257
2009	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2010		2259
		2260	$self->deactivate;
		2261	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2262	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2263
2015	$self->unlink_save;	2264	$self->unlink_save;
2016	$self->destroy;	2265	$self->destroy;
2017	}	2266	}
2018		2267
2019	my $nuke_counter = "aaaa";	2268	my $nuke_counter = "aaaa";
2020		2269
2021	sub nuke {	2270	sub nuke {
2022	my ($self) = @_;	2271	my ($self) = @_;
2023		2272
		2273	{
		2274	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2275
2024	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
2025		2277
2026	$self->unlink_save;	2278	$self->unlink_save;
2027		2279
2028	bless $self, "cf::map";	2280	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2281	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2282	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2283	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2285
2034	$cf::MAP{$self->path} = $self;	2286	$cf::MAP{$self->path} = $self;
		2287	}
2035		2288
2036	$self->reset; # polite request, might not happen	2289	$self->reset; # polite request, might not happen
2037	}	2290	}
2038		2291
2039	=item $maps = cf::map::tmp_maps	2292	=item $maps = cf::map::tmp_maps
…		…
2081		2334
2082	sub unique_maps() {	2335	sub unique_maps() {
2083	[	2336	[
2084	map {	2337	map {
2085	utf8::decode $_;	2338	utf8::decode $_;
2086	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2087	? normalise $_	2342	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2344	]
2091	}	2345	}
2092		2346
2093	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	}
2094		2378
2095	=back	2379	=back
2096		2380
2097	=head3 cf::object	2381	=head3 cf::object
2098		2382
…		…
2102		2386
2103	=over 4	2387	=over 4
2104		2388
2105	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2106		2390
2107	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.
2108		2393
2109	=cut	2394	=cut
2110		2395
2111	sub inv_recursive_;	2396	sub inv_recursive_;
2112	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2115		2400
2116	sub inv_recursive {	2401	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2118	}	2403	}
2119		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
2120	package cf;	2433	package cf;
2121		2434
2122	=back	2435	=back
2123		2436
2124	=head3 cf::object::player	2437	=head3 cf::object::player
…		…
2130	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>
2131	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
2132	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2133		2446
2134	=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	};
2135		2462
2136	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2464	# with dialog boxes.
2138	#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
2139	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
…		…
2146		2473
2147	} else {	2474	} else {
2148	my $pl = $self->contr;	2475	my $pl = $self->contr;
2149		2476
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2477	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2480
2159	} else {	2481	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2484	}
2163	}	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 (@_);
2164	}	2496	}
2165		2497
2166	=item $player_object->may ("access")	2498	=item $player_object->may ("access")
2167		2499
2168	Returns wether the given player is authorized to access resource "access"	2500	Returns wether the given player is authorized to access resource "access"
…		…
2181		2513
2182	=item $player_object->enter_link	2514	=item $player_object->enter_link
2183		2515
2184	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}>).
2185		2517
2186	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.
2187	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.
2188		2522
2189	Will never block.	2523	Will never block.
2190		2524
2191	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2192		2526
…		…
2244	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2246		2580
2247	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2250		2584
2251	$map->load;	2585	$map->load;
2252	$map->load_diag;	2586	$map->load_neighbours;
2253		2587
2254	return unless $self->contr->active;	2588	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2589
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2259	}	2595	}
2260		2596
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2598
2263	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
2264	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2603	be called at the end of this process.
2268		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 >>.
		2607
2269	=cut	2608	=cut
2270		2609
2271	our $GOTOGEN;	2610	our $GOTOGEN;
2272		2611
2273	sub cf::object::player::goto {	2612	sub cf::object::player::goto {
…		…
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2617
2279	$self->enter_link;	2618	$self->enter_link;
2280		2619
2281	(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
2282	my $map = eval {	2642	my $map = eval {
2283	my $map = cf::map::find $path;	2643	my $map = defined $path ? cf::map::find $path : undef;
2284		2644
2285	if ($map) {	2645	if ($map) {
2286	$map = $map->customise_for ($self);	2646	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2647	$map = $check->($map) if $check && $map;
2288	} else {	2648	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2650	}
2291		2651
2292	$map	2652	$map
2293	};	2653	};
2294		2654
…		…
2330	}	2690	}
2331		2691
2332	sub prepare_random_map {	2692	sub prepare_random_map {
2333	my ($exit) = @_;	2693	my ($exit) = @_;
2334		2694
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2697	# that depends on the exit object
2340		2698
2341	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2701	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2348	}	2708	}
2349		2709
2350	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2351		2711
2352	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2355		2715
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2718	undef $fh;
2359	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2360		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2363	}	2727	}
2364	}	2728	}
2365		2729
2366	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2368		2732
2369	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2370		2734
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2735	$self->enter_link;
2383		2736
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2737	(async {
2389	$self->deactivate_recursive; # just to be sure	2738	$Coro::current->{desc} = "enter_exit";
		2739
2390	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
2391	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2392		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
2393	1;	2761	1
2394	}) {	2762	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "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. "
2397	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2767
2400	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2419		2787
2420	utf8::encode $text;	2788	utf8::encode $text;
2421	$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);
2422	}	2790	}
2423		2791
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2792	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2793
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2794	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2795	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2796	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2797	the message unless the client supports the msg packet.
2430		2798
2431	=cut	2799	=cut
2432		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" => $CHAT_CHANNEL,
		2913	);
		2914
2433	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2435		2917
2436	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
		2920
		2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2922
		2923	# check predefined channels, for the benefit of C
		2924	if ($CHANNEL{$channel}) {
		2925	$channel = $CHANNEL{$channel};
		2926
		2927	$self->ext_msg (channel_info => $channel);
		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);
		2935	}
		2936
		2937	$channel = $channel->{id};
		2938	}
2437		2939
2438	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2439		2941
2440	if ($self->can_msg) {	2942	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	2944	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		2945
2453	if ($color >= 0) {	2946	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	2947	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	2949	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		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
2464	=item $client->ext_event ($type, %msg)	2964	=item $client->ext_msg ($type, @msg)
2465		2965
2466	Sends an ext event to the client.	2966	Sends an ext event to the client.
2467		2967
2468	=cut	2968	=cut
2469		2969
2470	sub cf::client::ext_event($$%) {	2970	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	2971	my ($self, $type, @msg) = @_;
2472		2972
2473	return unless $self->extcmd;	2973	if ($self->extcmd == 2) {
2474		2974	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2975	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	2976	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%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	}
2477	}	2997	}
2478		2998
2479	=item $success = $client->query ($flags, "text", \&cb)	2999	=item $success = $client->query ($flags, "text", \&cb)
2480		3000
2481	Queues a query to the client, calling the given callback with	3001	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3056	my ($ns, $buf) = @_;
2537		3057
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3058	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3059
2540	if (ref $msg) {	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
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3068	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3069	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3070	}
		3071
		3072	$ns->ext_reply ($reply, @reply)
		3073	if $reply;
		3074
2547	} else {	3075	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3076	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3077	}
2550		3078
2551	cf::override;	3079	cf::override;
…		…
2598	our $safe = new Safe "safe";	3126	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3127	our $safe_hole = new Safe::Hole;
2600		3128
2601	$SIG{FPE} = 'IGNORE';	3129	$SIG{FPE} = 'IGNORE';
2602		3130
2603	$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	));
2604		3136
2605	# here we export the classes and methods available to script code	3137	# here we export the classes and methods available to script code
2606		3138
2607	=pod	3139	=pod
2608		3140
2609	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
2610		3142
2611	cf::object	3143	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3144	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3145	insert remove name archname title slaying race decrease split
		3146	value
2614		3147
2615	cf::object::player	3148	cf::object::player
2616	player	3149	player
2617		3150
2618	cf::player	3151	cf::player
…		…
2623		3156
2624	=cut	3157	=cut
2625		3158
2626	for (	3159	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3161	insert remove inv nrof name archname title slaying race
		3162	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
2632	) {	3166	) {
2633	no strict 'refs';	3167	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2652	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
2653		3187
2654	my $qcode = $code;	3188	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
2657		3193
2658	local $_;	3194	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
2660		3196
2661	my $eval =	3197	my $eval =
…		…
2709	# the server's init and main functions	3245	# the server's init and main functions
2710		3246
2711	sub load_facedata($) {	3247	sub load_facedata($) {
2712	my ($path) = @_;	3248	my ($path) = @_;
2713		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
2714	warn "loading facedata from $path\n";	3256	warn "loading facedata from $path\n";
2715		3257
2716	my $facedata;	3258	my $facedata;
2717	0 < aio_load $path, $facedata	3259	0 < aio_load $path, $facedata
2718	or die "$path: $!";	3260	or die "$path: $!";
…		…
2720	$facedata = Coro::Storable::thaw $facedata;	3262	$facedata = Coro::Storable::thaw $facedata;
2721		3263
2722	$facedata->{version} == 2	3264	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3265	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		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
2725	{	3274	{
2726	my $faces = $facedata->{faceinfo};	3275	my $faces = $facedata->{faceinfo};
2727		3276
2728	while (my ($face, $info) = each %$faces) {	3277	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3278	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3279
2730	cf::face::set_visibility $idx, $info->{visibility};	3280	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3281	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3282	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3283	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2734		3284
2735	cf::cede_to_tick;	3285	cf::cede_to_tick;
2736	}	3286	}
2737		3287
2738	while (my ($face, $info) = each %$faces) {	3288	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3289	next unless $info->{smooth};
		3290
2740	my $idx = cf::face::find $face	3291	my $idx = cf::face::find $face
2741	or next;	3292	or next;
		3293
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3294	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3295	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3296	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3297	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3298	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2763		3315
2764	{	3316	{
2765	# TODO: for gcfclient pleasure, we should give resources	3317	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.	3318	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3319	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3320
2770	while (my ($name, $info) = each %$res) {	3321	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3322	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3323	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3324	my $data;
2778		3325
2779	if ($name =~ /\.jpg$/) {	3326	if ($info->{type} & 1) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3327	# prepend meta info
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	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};
2782	} else {	3341	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3342	$RESOURCE{$name} = $info;
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3343	}
2789		3344
2790	cf::cede_to_tick;	3345	cf::cede_to_tick;
2791	}	3346	}
2792	}	3347	}
2793		3348
		3349	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3350
2794	1	3351	1
2795	}	3352	}
2796		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
2797	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
2798	load_resource_file "$MAPDIR/regions"	3397	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3398	or die "unable to load regions file\n";
2800		3399
2801	for (cf::region::list) {	3400	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3401	$_->{match} = qr/$_->{match}/
…		…
2810	}	3409	}
2811		3410
2812	sub reload_archetypes {	3411	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3412	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3413	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3414	}
2821		3415
2822	sub reload_treasures {	3416	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3417	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3418	or die "unable to load treasurelists\n";
2825	}	3419	}
2826		3420
2827	sub reload_resources {	3421	sub reload_resources {
2828	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
2829		3423
		3424	reload_facedata;
		3425	reload_archetypes;
2830	reload_regions;	3426	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3427	reload_treasures;
2835		3428
2836	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
2837	}	3430	}
2838		3431
2839	sub init {	3432	sub reload_config {
2840	reload_resources;	3433	warn "reloading config file...\n";
2841	}
2842		3434
2843	sub cfg_load {
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
2845	or return;	3436	or return;
2846		3437
2847	local $/;	3438	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
2849		3440
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2851		3442
2852	$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};
2853	$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};
…		…
2857	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2858	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
2859	};	3450	};
2860	warn $@ if $@;	3451	warn $@ if $@;
2861	}	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;
2862	}	3483	}
2863		3484
2864	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
2865	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
2867	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#
2868	(async {	3503	(async {
2869	Event::one_event;	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3505	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
2871	};	3507	};
2872		3508
2873	cfg_load;	3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
		3513	reload_config;
2874	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
2875	load_extensions;	3527	load_extensions;
2876		3528
2877	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
2878	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;
2879	}	3539	}
2880		3540
2881	#############################################################################	3541	#############################################################################
2882	# initialisation and cleanup	3542	# initialisation and cleanup
2883		3543
2884	# install some emergency cleanup handlers	3544	# install some emergency cleanup handlers
2885	BEGIN {	3545	BEGIN {
		3546	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3547	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3548	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
2894	},
2895	);	3550	};
2896	}	3551	}
2897	}	3552	}
2898		3553
2899	sub write_runtime {	3554	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";
2901
2902	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
2904		3557
2905	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3559
2907	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
2908		3561
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2910	or return;	3563	or return;
2911		3564
2912	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
2925		3578
2926	close $fh	3579	close $fh
2927	or return;	3580	or return;
2928		3581
2929	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3583	and return;
2931		3584
2932	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
2933		3586
2934	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 };
2935	}	3638	}
2936		3639
2937	sub emergency_save() {	3640	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
2939		3642
2940	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
2941		3644
2942	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
2943	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3657	$pl->valid or next;
		3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3659	$pl->save;
2951	}	3660	}
2952	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
2953		3662
2954	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	3666	$map->valid or next;
2958	$map->save;	3667	$map->save;
2959	}	3668	}
2960	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
2961		3670
2962	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
2964	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";
2965	};	3678	};
2966		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
2967	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
2968	}	3686	}
2969		3687
2970	sub post_cleanup {	3688	sub post_cleanup {
2971	my ($make_core) = @_;	3689	my ($make_core) = @_;
2972		3690
2973	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
2974	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 $pkg\n";#d#
2975	}	3722	}
2976		3723
2977	sub do_reload_perl() {	3724	sub do_reload_perl() {
2978	# can/must only be called in main	3725	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
2980	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
2981	return;	3728	return;
2982	}	3729	}
2983		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
2984	warn "reloading...";	3736	warn "reloading...";
2985		3737
2986	warn "entering sync_job";	3738	warn "entering sync_job";
2987		3739
2988	cf::sync_job {	3740	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
2990	cf::emergency_save;	3742	cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
2992		3744
2993	warn "syncing database to disk";	3745	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
2995		3747
2996	# 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
2997		3749
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3009	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();
3017
3018	warn "removing commands";
3019	%COMMAND = ();
3020
3021	warn "removing ext/exti commands";
3022	%EXTCMD = ();
3023	%EXTICMD = ();
3024
3025	warn "unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";
3028
3029	if (my $cb = $pkg->can ("unload")) {
3030	eval {
3031	$cb->($pkg);
3032	1
3033	} or warn "$pkg unloaded, but with errors: $@";
3034	}	3753	}
3035		3754
3036	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3037	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3038	}	3757	%EXT_CORO = ();
3039		3758
3040	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3041	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3044	warn "... unloading $k";	3768	warn "... unloading $pkg";
3045	delete $INC{$k};
3046		3769
3047	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;
3049
3050	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3051	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3052	}	3779	}
3053		3780
3054	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 $k;
3055	}	3796	}
3056		3797
3057	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3059	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);
3060		3801
3061	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		3805
3065	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3066	# and global variables created in xs	3807	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3068		3809
3069	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3070		3811
3071	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3072	require cf;	3813	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3074		3815
3075	warn "loading config and database again";	3816	warn "loading config and database again";
3076	cf::cfg_load;	3817	cf::reload_config;
3077		3818
3078	warn "loading extensions";	3819	warn "loading extensions";
3079	cf::load_extensions;	3820	cf::load_extensions;
3080		3821
		3822	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3084	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3087		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3088	warn "leaving sync_job";	3834	warn "leaving sync_job";
3089		3835
3090	1	3836	1
3091	} or do {	3837	} or do {
3092	warn $@;	3838	warn $@;
3093	warn "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3094	exit 1;
3095	};	3840	};
3096		3841
3097	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3098	};	3848	};
3099		3849
3100	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3101		3851
3102	sub reload_perl() {	3852	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3105		3855
3106	$RELOAD_WATCHER ||= Event->timer (	3856	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	3857	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	3858
3109	data => WF_AUTOCANCEL,	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	3860	do_reload_perl;
3112	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
3113	},	3862	};
3114	);	3863	};
3115	}	3864	}
3116		3865
3117	register_command "reload" => sub {	3866	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
3119		3868
3120	if ($who->flag (FLAG_WIZ)) {	3869	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	3870	$who->message ("reloading server.");
		3871	async {
		3872	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	3873	reload_perl;
		3874	};
3123	}	3875	}
3124	};	3876	};
3125		3877
3126	unshift @INC, $LIBDIR;	3878	unshift @INC, $LIBDIR;
3127		3879
…		…
3129		3881
3130	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
3132		3884
3133	sub wait_for_tick {	3885	sub wait_for_tick {
3134	return unless $TICK_WATCHER->is_active;
3135	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
3136		3887
3137	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	3890	$signal->wait;
3140	}	3891	}
3141		3892
3142	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
3143	return unless $TICK_WATCHER->is_active;
3144	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
3145		3895
3146	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	3898	$signal->wait;
3149	}	3899	}
3150		3900
3151	my $min = 1e6;#d#	3901	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3163	return;	3905	return;
3164	}	3906	}
3165		3907
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3169		3909
3170	0 && sync_job {#d#	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3171	for(1..10) {	3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3172	my $t = Event::time;	3912	Coro::async_pool {
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3913	$Coro::current->{desc} = "runtime saver";
3174	or die;	3914	write_runtime_sync
3175		3915	or warn "ERROR: unable to write runtime file: $!";
3176	$map->width (50);
3177	$map->height (50);
3178	$map->alloc;
3179	$map->_load_objects ("/tmp/x.map", 1);
3180	my $t = Event::time - $t;
3181
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	3916	};
		3917	}
3192		3918
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	3920	$sig->send;
3209	}	3921	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	3923	$sig->send;
3212	}	3924	}
3213		3925
3214	$NOW = Event::time;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		3928
3225	_post_tick;	3929	if (0) {
3226		3930	if ($NEXT_TICK) {
3227		3931	my $jitter = $TICK_START - $NEXT_TICK;
		3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3933	warn "jitter $JITTER\n";#d#
		3934	}
3228	},	3935	}
3229	);	3936	}
3230		3937
3231	{	3938	{
3232	BDB::max_poll_time $TICK * 0.1;	3939	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	3940
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3242		3942	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	3943	$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		3944
3258	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3259	$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);
3260		3952
3261	cf::sync_job {	3953	cf::sync_job {
3262	eval {	3954	eval {
3263	BDB::db_env_open	3955	BDB::db_env_open
3264	$DB_ENV,	3956	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3958	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3959	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	3960	0666;
3269		3961
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3962	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	3963	};
3275		3964
3276	cf::cleanup "db_env_open(db): $@" if $@;	3965	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	3966	};
3278	}	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	};
3279	}	3978	}
3280		3979
3281	{	3980	{
		3981	# configure IO::AIO
		3982
3282	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	3985	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	3986	}
3295		3987
3296	my $_log_backtrace;	3988	my $_log_backtrace;
3297		3989
3298	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3301	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3302		3994
3303	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3305	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3306	async {	3999	async {
		4000	$Coro::current->{desc} = "abt $msg";
		4001
3307	my @bt = fork_call {	4002	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4004	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	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 |"
3311	or die "addr2line: $!";	4006	or die "addr2line: $!";
…		…
3319	}	4014	}
3320		4015
3321	@funcs	4016	@funcs
3322	};	4017	};
3323		4018
3324	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4022	--$_log_backtrace;
3327	};	4023	};
3328	} else {	4024	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3331	}	4027	}
3332	}	4028	}
3333		4029
3334	# load additional modules	4030	# load additional modules
3335	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3336		4033
3337	END { cf::emergency_save }	4034	END { cf::emergency_save }
3338		4035
3339	1	4036	1
3340		4037

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