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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.295 by root, Wed Jul 4 05:08:15 2007 UTC vs.
Revision 1.485 by root, Mon Oct 12 14:12:54 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.61 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
		52	use Coro::Util ();
24		53
25	use JSON::XS 1.4 ();	54	use JSON::XS 2.01 ();
26	use BDB ();	55	use BDB ();
27	use Data::Dumper;	56	use Data::Dumper;
28	use Digest::MD5;	57	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
73		112
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	115	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
84		124
85	our %CFG;	125	our %CFG;
86		126
87	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
89		130
90	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
93		134
94	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		137
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
100		147
101	binmode STDOUT;	148	binmode STDOUT;
102	binmode STDERR;	149	binmode STDERR;
103		150
104	# read virtual server time, if available	151	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
109	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
110		159
111	mkdir $_	160	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		162
114	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
115		164
116	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		177
118	#############################################################################	178	#############################################################################
119		179
120	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
121		181
…		…
157		217
158	The raw value load value from the last tick.	218	The raw value load value from the last tick.
159		219
160	=item %cf::CFG	220	=item %cf::CFG
161		221
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	223	from wherever your confdir points to.
164		224
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		226
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		230
		231	=item @cf::INVOKE_RESULTS
		232
		233	This array contains the results of the last C<invoke ()> call. When
		234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		235	that call.
		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
171	=back	243	=back
172		244
173	=cut	245	=cut
174		246
175	BEGIN {	247	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	248	my $msg = join "", @_;
178		249
179	$msg .= "\n"	250	$msg .= "\n"
180	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
181		252
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		254
184	utf8::encode $msg;
185	LOG llevError, $msg;	255	LOG llevError, $msg;
186	};	256	};
187	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
188		271
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	282	for my $pkg (qw(
200	cf::global cf::attachable	283	cf::global cf::attachable
201	cf::object cf::object::player	284	cf::object cf::object::player
202	cf::client cf::player	285	cf::client cf::player
203	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
204	cf::map cf::party cf::region	288	cf::party cf::region
205	)) {	289	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	291	}
209		292
210	$Event::DIED = sub {	293	$EV::DIED = sub {
211	warn "error in event callback: @_";	294	warn "error in event callback: @_";
212	};	295	};
213		296
214	#############################################################################	297	#############################################################################
215		298
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	322	$d
240	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
241	}	324	}
242		325
243	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
244		327
245	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
246		329
247	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
248		331
249	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
250		333
251	=cut	334	=cut
252		335
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		337
255	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
257		354
258	=item cf::lock_wait $string	355	=item cf::lock_wait $string
259		356
260	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
261		358
262	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
263		360
264	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
267	returned.	364	returned.
268		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
269	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
271		371
272	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
273		373
274	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
275		375
276	=cut	376	=cut
277		377
278	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
279		379
280	sub lock_wait($) {	380	sub lock_wait($) {
281	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	382	}
289		383
290	sub lock_acquire($) {	384	sub lock_acquire($) {
291	my ($key) = @_;	385	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	386	}
303		387
304	sub lock_active($) {	388	sub lock_active($) {
305	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	390	}
309		391
310	sub freeze_mainloop {	392	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
312		394
313	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428
		429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
		433	my $signal = new Coro::Signal;
		434
		435	while () {
		436	next_job:
		437	my $avail = cf::till_tick;
		438	if ($avail > 0.01) {
		439	for (0 .. $#SLOT_QUEUE) {
		440	if ($SLOT_QUEUE[$_][0] < $avail) {
		441	my $job = splice @SLOT_QUEUE, $_, 1, ();
		442	$job->[2]->send;
		443	Coro::cede;
		444	goto next_job;
		445	}
		446	}
		447	}
		448
		449	if (@SLOT_QUEUE) {
		450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		451	push @cf::WAIT_FOR_TICK, $signal;
		452	$signal->wait;
		453	} else {
		454	Coro::schedule;
		455	}
315	};	456	}
316	$TICK_WATCHER->stop;	457	};
317	$guard	458
		459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
		462	my ($time, $pri, $name) = @_;
		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
		467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		469	$SLOT_QUEUE->ready;
		470	$sig->wait;
318	}	471	}
319		472
320	=item cf::async { BLOCK }	473	=item cf::async { BLOCK }
321		474
322	Currently the same as Coro::async_pool, meaning you cannot use	475	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		480
328	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
329		482
330	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
331		484
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	488	acceptable.
336		489
337	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		496
344	sub sync_job(&) {	497	sub sync_job(&) {
345	my ($job) = @_;	498	my ($job) = @_;
346		499
347	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	501	my $time = EV::time;
349		502
350	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
352		505
353	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	507
355	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
356		509
357	my $busy = 1;	510	my $busy = 1;
358	my @res;	511	my @res;
359		512
360	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	515	@res = eval { $job->() };
362	warn $@ if $@;	516	warn $@ if $@;
363	undef $busy;	517	undef $busy;
364	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
365		519
366	while ($busy) {	520	while ($busy) {
367	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
368	}	525	}
		526	}
369		527
370	$time = Event::time - $time;	528	my $time = EV::time - $time;
371		529
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
376		531
377	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
378	} else {	533	} else {
379	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
380		535
…		…
405	=item fork_call { }, $args	560	=item fork_call { }, $args
406		561
407	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
411		566
412	=cut	567	=cut
413		568
414	sub fork_call(&@) {	569	sub fork_call(&@) {
415	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
416		571
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		575
422	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	577	reset_signals;
435	local $SIG{__WARN__};	578	&$cb
436	local $SIG{__DIE__};	579	}, @args;
437	eval {
438	close $fh1;
439		580
440	my @res = eval { $cb->(@args) };	581	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	582	}
442	};
443		583
444	warn $@ if $@;	584	=item $coin = coin_from_name $name
445	_exit 0;	585
446	}	586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
447	}	609	}
448		610
449	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
450		612
451	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
454		616
455	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
458	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
459		643
460	our $DB;	644	our $DB;
461		645
462	sub db_init {	646	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	647	cf::sync_job {
467	eval {	648	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	649	};
477	}	650	}
478		651
479	sub db_get($$) {	652	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
481		654
…		…
531	if (1) {	704	if (1) {
532	$md5 =	705	$md5 =
533	join "\x00",	706	join "\x00",
534	$processversion,	707	$processversion,
535	map {	708	map {
536	Coro::cede;	709	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	711	} 0.. $#$src;
539		712
540		713
541	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		752
580	#############################################################################	753	#############################################################################
581		754
582	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
583		756
584	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
585	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
587		760
588	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	763	Deliantra).
591		764
592	=over 4	765	=over 4
593		766
594	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
595		768
…		…
639	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
640		813
641	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
643		816
644	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
645	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
646		819
647	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
648		821
649	=over 4	822	=over 4
…		…
847	";	1020	";
848	die if $@;	1021	die if $@;
849	}	1022	}
850		1023
851	our $override;	1024	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1025	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1026
854	sub override {	1027	sub override {
855	$override = 1;	1028	$override = 1;
856	@invoke_results = ();	1029	@INVOKE_RESULTS = (@_);
857	}	1030	}
858		1031
859	sub do_invoke {	1032	sub do_invoke {
860	my $event = shift;	1033	my $event = shift;
861	my $callbacks = shift;	1034	my $callbacks = shift;
862		1035
863	@invoke_results = ();	1036	@INVOKE_RESULTS = ();
864		1037
865	local $override;	1038	local $override;
866		1039
867	for (@$callbacks) {	1040	for (@$callbacks) {
868	eval { &{$_->[1]} };	1041	eval { &{$_->[1]} };
…		…
877	}	1050	}
878		1051
879	0	1052	0
880	}	1053	}
881		1054
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1056
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1058
886	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
887		1060
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1061	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1062	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1063	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1064
892	=back	1065	=back
893		1066
894	=cut	1067	=cut
895		1068
896	#############################################################################	1069	#############################################################################
897	# object support	1070	# object support
		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
		1105	sub _can_merge {
		1106	my ($ob1, $ob2) = @_;
		1107
		1108	++$SLOW_MERGES;#d#
		1109
		1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
		1112	}
898		1113
899	sub reattach {	1114	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1116	my ($obj) = @_;
902		1117
		1118	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1120
905	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
906		1122
907	@$registry = ();	1123	@$registry = ();
908		1124
…		…
923	cf::attachable->attach (	1139	cf::attachable->attach (
924	prio => -1000000,	1140	prio => -1000000,
925	on_instantiate => sub {	1141	on_instantiate => sub {
926	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
927		1143
928	$data = from_json $data;	1144	$data = decode_json $data;
929		1145
930	for (@$data) {	1146	for (@$data) {
931	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
932		1148
933	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1165	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
951		1167
952	sync_job {	1168	sync_job {
953	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
956		1173
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
961	close $fh;	1181	aio_close $fh;
962		1182
963	if (@$objs) {	1183	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
969	close $fh;	1192	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
971	}	1194	}
972	} else {	1195	} else {
973	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
974	}	1197	}
975		1198
976	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1203	} else {
978	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
979	}	1205	}
980	} else {	1206	} else {
981	aio_unlink $filename;	1207	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
983	}	1209	}
984	}	1210	};
985	}	1211	}
986		1212
987	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
989		1215
…		…
1001	or return;	1227	or return;
1002		1228
1003	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1231	or return;
		1232
1006	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1007	}	1235	}
1008		1236
		1237	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1011	return ($data, $av);	1241	($data, $av)
1012	}	1242	}
1013		1243
1014	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1015		1245
1016	=over 4	1246	=over 4
…		…
1070	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1071		1301
1072	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1073	}	1303	}
1074		1304
		1305	use File::Glob ();
		1306
1075	cf::player->attach (	1307	cf::player->attach (
1076	on_command => sub {	1308	on_command => sub {
1077	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1078		1310
1079	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1089	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1090		1322
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1324
1093	if (ref $msg) {	1325	if (ref $msg) {
		1326	my ($type, $reply, @payload) =
		1327	"ARRAY" eq ref $msg
		1328	? @$msg
		1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1330
		1331	my @reply;
		1332
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1099	} else {	1340	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1342	}
1102		1343
1103	cf::override;	1344	cf::override;
1104	},	1345	},
1105	);	1346	);
		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
1106		1360
1107	sub load_extensions {	1361	sub load_extensions {
1108	cf::sync_job {	1362	cf::sync_job {
1109	my %todo;	1363	my %todo;
1110		1364
…		…
1130		1384
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1387
1134	$ext{source} =	1388	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1137	. $source	1391	. $source
1138	. "\n};\n1";	1392	. "\n};\n1";
1139		1393
1140	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1158		1412
1159	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1414	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1416	}
1164		1417
1165	warn $msg;	1418	warn $msg;
1166	}	1419	}
1167		1420
…		…
1181		1434
1182	=back	1435	=back
1183		1436
1184	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1185		1438
1186	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1187		1440
1188	=cut	1441	=cut
1189		1442
1190	package cf::player;	1443	package cf::player;
1191		1444
1192	use Coro::AIO;	1445	use Coro::AIO;
1193		1446
1194	=head3 cf::player	1447	=head3 cf::player
1195		1448
1196	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1197		1464
1198	=item cf::player::find $login	1465	=item cf::player::find $login
1199		1466
1200	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1201		1468
…		…
1220		1487
1221	sub exists($) {	1488	sub exists($) {
1222	my ($login) = @_;	1489	my ($login) = @_;
1223		1490
1224	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1226	}	1493	}
1227		1494
1228	sub find($) {	1495	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1497	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1508
1242	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1245	}	1518	}
1246	}	1519	}
1247	}	1520	}
1248		1521
…		…
1257	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1258		1531
1259	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1261		1534
		1535	cf::get_slot 0.01;
		1536
1262	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1263	Coro::cede;	1538	cf::cede_to_tick;
1264	}	1539	}
1265		1540
1266	sub new($) {	1541	sub new($) {
1267	my ($login) = @_;	1542	my ($login) = @_;
1268		1543
…		…
1274	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1275		1550
1276	$self	1551	$self
1277	}	1552	}
1278		1553
		1554	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1555
		1556	=cut
		1557
		1558	sub send_msg {
		1559	my $ns = shift->ns
		1560	or return;
		1561	$ns->send_msg (@_);
		1562	}
		1563
1279	=item $pl->quit_character	1564	=item $pl->quit_character
1280		1565
1281	Nukes the player without looking back. If logged in, the connection will	1566	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1283		1568
…		…
1287	my ($pl) = @_;	1572	my ($pl) = @_;
1288		1573
1289	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1290		1575
1291	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1578
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1298		1585
1299	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1623	or return [];
1337		1624
1338	my @logins;	1625	my @logins;
1339		1626
1340	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1344		1637
1345	utf8::decode $login;	1638	utf8::decode $login;
1346	push @logins, $login;	1639	push @logins, $login;
1347	}	1640	}
1348		1641
…		…
1375	}	1668	}
1376		1669
1377	\@paths	1670	\@paths
1378	}	1671	}
1379		1672
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1674
1382	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1383		1676
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s{H<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines
1421
1422	$_
1423	}
1424
1425	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}
1428	}
1429
1430	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1431		1678
1432	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1433		1680
1434	=cut	1681	=cut
1435		1682
1436	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1438		1685
1439	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1687	}
1442		1688
1443	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1444		1690
1445	Sends an ext event to the client.	1691	Sends an ext event to the client.
1446		1692
1447	=cut	1693	=cut
1448		1694
1449	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1451		1697
1452	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1453	}	1699	}
1454		1700
1455	=head3 cf::region	1701	=head3 cf::region
1456		1702
1457	=over 4	1703	=over 4
…		…
1470	my ($path) = @_;	1716	my ($path) = @_;
1471		1717
1472	my ($match, $specificity);	1718	my ($match, $specificity);
1473		1719
1474	for my $region (list) {	1720	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1721	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1722	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1723	if $region->specificity > $specificity;
1478	}	1724	}
1479	}	1725	}
1480		1726
…		…
1501	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1503		1749
1504	sub generate_random_map {	1750	sub generate_random_map {
1505	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1506	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1756	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1600	$self->init; # pass $1 etc.	1849	$self->init; # pass $1 etc.
1601	return $self;	1850	return $self;
1602	}	1851	}
1603	}	1852	}
1604		1853
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1854	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1855	()
1607	}	1856	}
1608		1857
1609	sub init {	1858	sub init {
1610	my ($self) = @_;	1859	my ($self) = @_;
…		…
1632		1881
1633	# the temporary/swap location	1882	# the temporary/swap location
1634	sub save_path {	1883	sub save_path {
1635	my ($self) = @_;	1884	my ($self) = @_;
1636		1885
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1639	}	1888	}
1640		1889
1641	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1642	sub uniq_path {	1891	sub uniq_path {
1643	my ($self) = @_;	1892	my ($self) = @_;
1644		1893
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1647	}
1648
1649	# and all this just because we cannot iterate over
1650	# all maps in C++...
1651	sub change_all_map_light {
1652	my ($change) = @_;
1653
1654	$_->change_map_light ($change)
1655	for grep $_->outdoor, values %cf::MAP;
1656	}	1896	}
1657		1897
1658	sub decay_objects {	1898	sub decay_objects {
1659	my ($self) = @_;	1899	my ($self) = @_;
1660		1900
…		…
1673		1913
1674	sub load_header_from($) {	1914	sub load_header_from($) {
1675	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1676		1916
1677	utf8::encode $path;	1917	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1683		1926
1684	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1685		1928
1686	1	1929	1
1687	}	1930	}
…		…
1741	sub find {	1984	sub find {
1742	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1743		1986
1744	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1745		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1747		1991
1748	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1749	my $guard = cf::lock_acquire "map_find:$path";
1750	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1751	or return;	1994	or return;
1752		1995
1753	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1754		1997
…		…
1756	or return;	1999	or return;
1757		2000
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1761	$map->reset;	2006	$map->reset;
1762	undef $guard;
1763	return find $path;	2007	return find $path;
1764	}	2008	}
1765		2009
1766	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1767	}	2011	}
…		…
1776	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1777		2021
1778	my $path = $self->{path};	2022	my $path = $self->{path};
1779		2023
1780	{	2024	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1782		2026
		2027	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2029
1785	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1786		2031
1787	$self->alloc;	2032	$self->alloc;
1788		2033
1789	$self->pre_load;	2034	$self->pre_load;
1790	Coro::cede;	2035	cf::cede_to_tick;
1791		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1793	or return;	2040	or return;
1794		2041
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1796	if delete $self->{load_original};	2043	if delete $self->{load_original};
1797		2044
1798	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2046	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2049	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1803	}	2053	}
1804	}	2054	}
1805		2055
1806	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1807	# now do the right thing for maps	2059	# now do the right thing for maps
1808	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2062	unless $self->difficulty;
1811	Coro::cede;	2063	cf::cede_to_tick;
1812		2064
1813	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2066	$self->decay_objects;
1815	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1816	$self->update_buttons;	2068	$self->update_buttons;
1817	Coro::cede;	2069	cf::cede_to_tick;
1818	$self->set_darkness_map;
1819	Coro::cede;
1820	$self->activate;	2070	$self->activate;
1821	}	2071	}
1822		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2077	}
1825		2078
1826	$self->post_load;	2079	$self->post_load;
1827	}	2080	}
1828		2081
…		…
1837		2090
1838	$self	2091	$self
1839	}	2092	}
1840		2093
1841	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1842	sub load_diag {	2095	sub load_neighbours {
1843	my ($map) = @_;	2096	my ($map) = @_;
1844		2097
1845	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1846		2099
1847	for (0 .. 3) {	2100	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1849	or next;	2102	or next;
1850	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1851	or next;	2104	or next;
1852	$neigh->load;	2105	$neigh->load;
1853		2106
		2107	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2110	}
1857		2111
1858	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1860	or next;	2115	or next;
1861	$neigh->load;	2116	$neigh->load;
1862	}	2117	}
1863	}	2118	}
1864		2119
…		…
1869	}	2124	}
1870		2125
1871	sub do_load_sync {	2126	sub do_load_sync {
1872	my ($map) = @_;	2127	my ($map) = @_;
1873		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1874	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1875	}	2133	}
1876		2134
1877	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1879		2137
1880	sub find_async {	2138	sub find_async {
1881	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1882		2140
1883	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1884		2142
1885	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2145	}
1888		2146
1889	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1890	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1891	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2154	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2155	$map->load if $v;
		2156	}
1896		2157
1897	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1898	}	2159	}
1899	}	2160	}
1900	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1901	};	2162	};
1902	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2166	}
1906		2167
1907	sub save {	2168	sub save {
1908	my ($self) = @_;	2169	my ($self) = @_;
1909		2170
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2172
1912	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1913		2174
1914	return unless $self->dirty;	2175	return unless $self->dirty;
1915		2176
…		…
1921	return if $self->{deny_save};	2182	return if $self->{deny_save};
1922		2183
1923	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1924		2185
1925	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1927	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1928		2192
1929	if ($uniq) {	2193	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2196	} else {
…		…
1938	my ($self) = @_;	2202	my ($self) = @_;
1939		2203
1940	# save first because save cedes	2204	# save first because save cedes
1941	$self->save;	2205	$self->save;
1942		2206
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2208
1945	return if $self->players;	2209	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1947	return if $self->{deny_save};	2211	return if $self->{deny_save};
1948		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2217	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2218	}
1952		2219
1953	sub reset_at {	2220	sub reset_at {
1954	my ($self) = @_;	2221	my ($self) = @_;
1955		2222
…		…
1973		2240
1974	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
1975		2242
1976	return if $self->players;	2243	return if $self->players;
1977		2244
1978	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
1979		2246
1980	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
1981		2248
1982	# need to save uniques path	2249	# need to save uniques path
1983	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
1987	if $uniq;	2254	if $uniq;
1988	}	2255	}
1989		2256
1990	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
1991		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2261	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2262
1996	$self->unlink_save;	2263	$self->unlink_save;
1997	$self->destroy;	2264	$self->destroy;
1998	}	2265	}
1999		2266
2000	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2001		2268
2002	sub nuke {	2269	sub nuke {
2003	my ($self) = @_;	2270	my ($self) = @_;
2004		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2005	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2006		2276
2007	$self->unlink_save;	2277	$self->unlink_save;
2008		2278
2009	bless $self, "cf::map";	2279	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2284
2015	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2016		2287
2017	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2018	}	2289	}
2019		2290
2020	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2062		2333
2063	sub unique_maps() {	2334	sub unique_maps() {
2064	[	2335	[
2065	map {	2336	map {
2066	utf8::decode $_;	2337	utf8::decode $_;
2067	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2068	? normalise $_	2341	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2343	]
2072	}	2344	}
2073		2345
2074	package cf;
2075
2076	=back	2346	=back
2077		2347
2078	=head3 cf::object	2348	=head3 cf::object
2079		2349
2080	=cut	2350	=cut
…		…
2083		2353
2084	=over 4	2354	=over 4
2085		2355
2086	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2087		2357
2088	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2089		2360
2090	=cut	2361	=cut
2091		2362
2092	sub inv_recursive_;	2363	sub inv_recursive_;
2093	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2096		2367
2097	sub inv_recursive {	2368	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2099	}	2370	}
2100		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2101	package cf;	2400	package cf;
2102		2401
2103	=back	2402	=back
2104		2403
2105	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2111	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2112	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2113	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2114		2413
2115	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2116		2429
2117	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2431	# with dialog boxes.
2119	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2120	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2127		2440
2128	} else {	2441	} else {
2129	my $pl = $self->contr;	2442	my $pl = $self->contr;
2130		2443
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2444	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2447
2140	} else {	2448	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2451	}
2144	}	2452	}
		2453	}
		2454
		2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2456
		2457	=cut
		2458
		2459	sub cf::object::send_msg {
		2460	my $pl = shift->contr
		2461	or return;
		2462	$pl->send_msg (@_);
2145	}	2463	}
2146		2464
2147	=item $player_object->may ("access")	2465	=item $player_object->may ("access")
2148		2466
2149	Returns wether the given player is authorized to access resource "access"	2467	Returns wether the given player is authorized to access resource "access"
…		…
2162		2480
2163	=item $player_object->enter_link	2481	=item $player_object->enter_link
2164		2482
2165	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2166		2484
2167	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2168	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2169		2489
2170	Will never block.	2490	Will never block.
2171		2491
2172	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2173		2493
…		…
2228	# use -1 or undef as default coordinates, not 0, 0	2548	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2549	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2550	if $x <=0 && $y <= 0;
2231		2551
2232	$map->load;	2552	$map->load;
2233	$map->load_diag;	2553	$map->load_neighbours;
2234		2554
2235	return unless $self->contr->active;	2555	return unless $self->contr->active;
2236	$self->activate_recursive;
2237		2556
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
2240	}
2241		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
		2562	}
		2563
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2565
2244	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2245	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2246	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2247	the new (success) or old (failed) map position.	2569	the new (success) or old (failed) map position. In either case, $done will
		2570	be called at the end of this process.
		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
2248		2574
2249	=cut	2575	=cut
2250		2576
2251	our $GOTOGEN;	2577	our $GOTOGEN;
2252		2578
2253	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2580	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2581
2256	# do generation counting so two concurrent goto's will be executed in-order	2582	# do generation counting so two concurrent goto's will be executed in-order
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2584
2259	$self->enter_link;	2585	$self->enter_link;
2260		2586
2261	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2262	my $map = eval {	2609	my $map = eval {
2263	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2264		2611
2265	if ($map) {	2612	if ($map) {
2266	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2268	} else {	2615	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2617	}
2271		2618
2272	$map	2619	$map
2273	};	2620	};
2274		2621
…		…
2279		2626
2280	if ($gen == $self->{_goto_generation}) {	2627	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2628	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2629	$self->leave_link ($map, $x, $y);
2283	}	2630	}
		2631
		2632	$done->() if $done;
2284	})->prio (1);	2633	})->prio (1);
2285	}	2634	}
2286		2635
2287	=item $player_object->enter_exit ($exit_object)	2636	=item $player_object->enter_exit ($exit_object)
2288		2637
…		…
2308	}	2657	}
2309		2658
2310	sub prepare_random_map {	2659	sub prepare_random_map {
2311	my ($exit) = @_;	2660	my ($exit) = @_;
2312		2661
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2664	# that depends on the exit object
2318		2665
2319	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2668	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2326	}	2675	}
2327		2676
2328	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2329		2678
2330	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2333		2682
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2685	undef $fh;
2337	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2338		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2341	}	2694	}
2342	}	2695	}
2343		2696
2344	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2346		2699
2347	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2348		2701
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2702	$self->enter_link;
2361		2703
2362	(async {	2704	(async {
2363	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2364	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2365	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2366		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2367	1;	2728	1
2368	}) {	2729	}) {
2369	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2370	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2371	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2372	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2373		2734
2374	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2393		2754
2394	utf8::encode $text;	2755	utf8::encode $text;
2395	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2756	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2396	}	2757	}
2397		2758
2398	=item $client->send_msg ($color, $type, $msg, [extra...])	2759	=item $client->send_msg ($channel, $msg, $color, [extra...])
2399		2760
2400	Send a drawinfo or msg packet to the client, formatting the msg for the	2761	Send a drawinfo or msg packet to the client, formatting the msg for the
2401	client if neccessary. C<$type> should be a string identifying the type of	2762	client if neccessary. C<$type> should be a string identifying the type of
2402	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2403	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2404		2765
2405	=cut	2766	=cut
2406		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/identify" => {
		2771	id => "infobox",
		2772	title => "Identify",
		2773	reply => undef,
		2774	tooltip => "Items recently identified",
		2775	},
		2776	"c/examine" => {
		2777	id => "infobox",
		2778	title => "Examine",
		2779	reply => undef,
		2780	tooltip => "Signs and other items you examined",
		2781	},
		2782	"c/book" => {
		2783	id => "infobox",
		2784	title => "Book",
		2785	reply => undef,
		2786	tooltip => "The contents of a note or book",
		2787	},
		2788	"c/lookat" => {
		2789	id => "infobox",
		2790	title => "Look",
		2791	reply => undef,
		2792	tooltip => "What you saw there",
		2793	},
		2794	"c/who" => {
		2795	id => "infobox",
		2796	title => "Players",
		2797	reply => undef,
		2798	tooltip => "Shows players who are currently online",
		2799	},
		2800	"c/body" => {
		2801	id => "infobox",
		2802	title => "Body Parts",
		2803	reply => undef,
		2804	tooltip => "Shows which body parts you posess and are available",
		2805	},
		2806	"c/statistics" => {
		2807	id => "infobox",
		2808	title => "Statistics",
		2809	reply => undef,
		2810	tooltip => "Shows your primary statistics",
		2811	},
		2812	"c/skills" => {
		2813	id => "infobox",
		2814	title => "Skills",
		2815	reply => undef,
		2816	tooltip => "Shows your experience per skill and item power",
		2817	},
		2818	"c/shopitems" => {
		2819	id => "infobox",
		2820	title => "Shop Items",
		2821	reply => undef,
		2822	tooltip => "Shows the items currently for sale in this shop",
		2823	},
		2824	"c/resistances" => {
		2825	id => "infobox",
		2826	title => "Resistances",
		2827	reply => undef,
		2828	tooltip => "Shows your resistances",
		2829	},
		2830	"c/pets" => {
		2831	id => "infobox",
		2832	title => "Pets",
		2833	reply => undef,
		2834	tooltip => "Shows information abotu your pets/a specific pet",
		2835	},
		2836	"c/perceiveself" => {
		2837	id => "infobox",
		2838	title => "Perceive Self",
		2839	reply => undef,
		2840	tooltip => "You gained detailed knowledge about yourself",
		2841	},
		2842	"c/uptime" => {
		2843	id => "infobox",
		2844	title => "Uptime",
		2845	reply => undef,
		2846	tooltip => "How long the server has been running since last restart",
		2847	},
		2848	"c/mapinfo" => {
		2849	id => "infobox",
		2850	title => "Map Info",
		2851	reply => undef,
		2852	tooltip => "Information related to the maps",
		2853	},
		2854	"c/party" => {
		2855	id => "party",
		2856	title => "Party",
		2857	reply => "gsay ",
		2858	tooltip => "Messages and chat related to your party",
		2859	},
		2860	"c/death" => {
		2861	id => "death",
		2862	title => "Death",
		2863	reply => undef,
		2864	tooltip => "Reason for and more info about your most recent death",
		2865	},
		2866	"c/say" => $SAY_CHANNEL,
		2867	"c/chat" => $CHAT_CHANNEL,
		2868	);
		2869
2407	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2408	my ($self, $color, $type, $msg, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2409		2872
2410	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg)
		2874	unless $color & cf::NDI_VERBATIM;
		2875
		2876	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2877
		2878	# check predefined channels, for the benefit of C
		2879	if ($CHANNEL{$channel}) {
		2880	$channel = $CHANNEL{$channel};
		2881
		2882	$self->ext_msg (channel_info => $channel);
		2883	$channel = $channel->{id};
		2884
		2885	} elsif (ref $channel) {
		2886	# send meta info to client, if not yet sent
		2887	unless (exists $self->{channel}{$channel->{id}}) {
		2888	$self->{channel}{$channel->{id}} = $channel;
		2889	$self->ext_msg (channel_info => $channel);
		2890	}
		2891
		2892	$channel = $channel->{id};
		2893	}
2411		2894
2412	return unless @extra || length $msg;	2895	return unless @extra || length $msg;
2413		2896
2414	if ($self->can_msg) {	2897	# default colour, mask it out
2415	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2416	} else {	2899	if $color & cf::NDI_DEF;
2417	# replace some tags by gcfclient-compatible ones
2418	for ($msg) {
2419	1 while
2420	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2421	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2422	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2423	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2424	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2425	}
2426		2900
2427	if ($color >= 0) {	2901	my $pkt = "msg "
2428	if (0 && $msg =~ /\[/) {	2902	. $self->{json_coder}->encode (
2429	$self->send_packet ("drawextinfo $color 4 0 $msg")	2903	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2430	} else {	2904	);
2431	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2432	$self->send_packet ("drawinfo $color $msg")
2433	}
2434	}
2435	}
2436	}
2437		2905
		2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
		2909
		2910	# split very large packets
		2911	if (8192 < length $pkt and $self->{can_lzf}) {
		2912	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2913	$pkt = "frag";
		2914	}
		2915
		2916	$self->send_packet ($pkt);
		2917	}
		2918
2438	=item $client->ext_event ($type, %msg)	2919	=item $client->ext_msg ($type, @msg)
2439		2920
2440	Sends an ext event to the client.	2921	Sends an ext event to the client.
2441		2922
2442	=cut	2923	=cut
2443		2924
2444	sub cf::client::ext_event($$%) {	2925	sub cf::client::ext_msg($$@) {
2445	my ($self, $type, %msg) = @_;	2926	my ($self, $type, @msg) = @_;
2446		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2930	} elsif ($self->extcmd == 1) { # TODO: remove
2447	$msg{msgtype} = "event_$type";	2931	push @msg, msgtype => "event_$type";
2448	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2933	}
		2934	}
		2935
		2936	=item $client->ext_reply ($msgid, @msg)
		2937
		2938	Sends an ext reply to the client.
		2939
		2940	=cut
		2941
		2942	sub cf::client::ext_reply($$@) {
		2943	my ($self, $id, @msg) = @_;
		2944
		2945	if ($self->extcmd == 2) {
		2946	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2947	} elsif ($self->extcmd == 1) {
		2948	#TODO: version 1, remove
		2949	unshift @msg, msgtype => "reply", msgid => $id;
		2950	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2951	}
2449	}	2952	}
2450		2953
2451	=item $success = $client->query ($flags, "text", \&cb)	2954	=item $success = $client->query ($flags, "text", \&cb)
2452		2955
2453	Queues a query to the client, calling the given callback with	2956	Queues a query to the client, calling the given callback with
…		…
2508	my ($ns, $buf) = @_;	3011	my ($ns, $buf) = @_;
2509		3012
2510	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3013	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2511		3014
2512	if (ref $msg) {	3015	if (ref $msg) {
		3016	my ($type, $reply, @payload) =
		3017	"ARRAY" eq ref $msg
		3018	? @$msg
		3019	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3020
		3021	my @reply;
		3022
2513	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3023	if (my $cb = $EXTICMD{$type}) {
2514	if (my %reply = $cb->($ns, $msg)) {	3024	@reply = $cb->($ns, @payload);
2515	$reply{msgid} = $msg->{msgid};
2516	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2517	}
2518	}	3025	}
		3026
		3027	$ns->ext_reply ($reply, @reply)
		3028	if $reply;
		3029
2519	} else {	3030	} else {
2520	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3031	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2521	}	3032	}
2522		3033
2523	cf::override;	3034	cf::override;
…		…
2570	our $safe = new Safe "safe";	3081	our $safe = new Safe "safe";
2571	our $safe_hole = new Safe::Hole;	3082	our $safe_hole = new Safe::Hole;
2572		3083
2573	$SIG{FPE} = 'IGNORE';	3084	$SIG{FPE} = 'IGNORE';
2574		3085
2575	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3086	$safe->permit_only (Opcode::opset qw(
		3087	:base_core :base_mem :base_orig :base_math
		3088	grepstart grepwhile mapstart mapwhile
		3089	sort time
		3090	));
2576		3091
2577	# here we export the classes and methods available to script code	3092	# here we export the classes and methods available to script code
2578		3093
2579	=pod	3094	=pod
2580		3095
2581	The following functions and methods are available within a safe environment:	3096	The following functions and methods are available within a safe environment:
2582		3097
2583	cf::object contr pay_amount pay_player map	3098	cf::object
		3099	contr pay_amount pay_player map x y force_find force_add destroy
		3100	insert remove name archname title slaying race decrease split
		3101	value
		3102
2584	cf::object::player player	3103	cf::object::player
2585	cf::player peaceful	3104	player
2586	cf::map trigger	3105
		3106	cf::player
		3107	peaceful
		3108
		3109	cf::map
		3110	trigger
2587		3111
2588	=cut	3112	=cut
2589		3113
2590	for (	3114	for (
2591	["cf::object" => qw(contr pay_amount pay_player map)],	3115	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3116	insert remove inv nrof name archname title slaying race
		3117	decrease split destroy change_exp value msg lore send_msg)],
2592	["cf::object::player" => qw(player)],	3118	["cf::object::player" => qw(player)],
2593	["cf::player" => qw(peaceful)],	3119	["cf::player" => qw(peaceful send_msg)],
2594	["cf::map" => qw(trigger)],	3120	["cf::map" => qw(trigger)],
2595	) {	3121	) {
2596	no strict 'refs';	3122	no strict 'refs';
2597	my ($pkg, @funs) = @$_;	3123	my ($pkg, @funs) = @$_;
2598	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3124	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2615	my ($code, %vars) = @_;	3141	my ($code, %vars) = @_;
2616		3142
2617	my $qcode = $code;	3143	my $qcode = $code;
2618	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3144	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2619	$qcode =~ s/\n/\\n/g;	3145	$qcode =~ s/\n/\\n/g;
		3146
		3147	%vars = (_dummy => 0) unless %vars;
2620		3148
2621	local $_;	3149	local $_;
2622	local @safe::cf::_safe_eval_args = values %vars;	3150	local @safe::cf::_safe_eval_args = values %vars;
2623		3151
2624	my $eval =	3152	my $eval =
…		…
2672	# the server's init and main functions	3200	# the server's init and main functions
2673		3201
2674	sub load_facedata($) {	3202	sub load_facedata($) {
2675	my ($path) = @_;	3203	my ($path) = @_;
2676		3204
		3205	# HACK to clear player env face cache, we need some signal framework
		3206	# for this (global event?)
		3207	%ext::player_env::MUSIC_FACE_CACHE = ();
		3208
		3209	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3210
2677	warn "loading facedata from $path\n";	3211	warn "loading facedata from $path\n";
2678		3212
2679	my $facedata;	3213	my $facedata;
2680	0 < aio_load $path, $facedata	3214	0 < aio_load $path, $facedata
2681	or die "$path: $!";	3215	or die "$path: $!";
…		…
2683	$facedata = Coro::Storable::thaw $facedata;	3217	$facedata = Coro::Storable::thaw $facedata;
2684		3218
2685	$facedata->{version} == 2	3219	$facedata->{version} == 2
2686	or cf::cleanup "$path: version mismatch, cannot proceed.";	3220	or cf::cleanup "$path: version mismatch, cannot proceed.";
2687		3221
		3222	# patch in the exptable
		3223	$facedata->{resource}{"res/exp_table"} = {
		3224	type => FT_RSRC,
		3225	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3226	};
		3227	cf::cede_to_tick;
		3228
2688	{	3229	{
2689	my $faces = $facedata->{faceinfo};	3230	my $faces = $facedata->{faceinfo};
2690		3231
2691	while (my ($face, $info) = each %$faces) {	3232	while (my ($face, $info) = each %$faces) {
2692	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3233	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3234
2693	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3235	cf::face::set_visibility $idx, $info->{visibility};
		3236	cf::face::set_magicmap $idx, $info->{magicmap};
2694	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3237	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2695	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3238	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2696	Coro::cede;	3239
		3240	cf::cede_to_tick;
2697	}	3241	}
2698		3242
2699	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2700	next unless $info->{smooth};	3244	next unless $info->{smooth};
		3245
2701	my $idx = cf::face::find $face	3246	my $idx = cf::face::find $face
2702	or next;	3247	or next;
		3248
2703	if (my $smooth = cf::face::find $info->{smooth}) {	3249	if (my $smooth = cf::face::find $info->{smooth}) {
		3250	cf::face::set_smooth $idx, $smooth;
2704	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3251	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2705	} else {	3252	} else {
2706	warn "smooth face '$info->{smooth}' not found for face '$face'";	3253	warn "smooth face '$info->{smooth}' not found for face '$face'";
2707	}	3254	}
2708	Coro::cede;	3255
		3256	cf::cede_to_tick;
2709	}	3257	}
2710	}	3258	}
2711		3259
2712	{	3260	{
2713	my $anims = $facedata->{animinfo};	3261	my $anims = $facedata->{animinfo};
2714		3262
2715	while (my ($anim, $info) = each %$anims) {	3263	while (my ($anim, $info) = each %$anims) {
2716	cf::anim::set $anim, $info->{frames}, $info->{facings};	3264	cf::anim::set $anim, $info->{frames}, $info->{facings};
2717	Coro::cede;	3265	cf::cede_to_tick;
2718	}	3266	}
2719		3267
2720	cf::anim::invalidate_all; # d'oh	3268	cf::anim::invalidate_all; # d'oh
2721	}	3269	}
2722		3270
		3271	{
		3272	# TODO: for gcfclient pleasure, we should give resources
		3273	# that gcfclient doesn't grok a >10000 face index.
		3274	my $res = $facedata->{resource};
		3275
		3276	while (my ($name, $info) = each %$res) {
		3277	if (defined $info->{type}) {
		3278	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3279	my $data;
		3280
		3281	if ($info->{type} & 1) {
		3282	# prepend meta info
		3283
		3284	my $meta = $enc->encode ({
		3285	name => $name,
		3286	%{ $info->{meta} || {} },
		3287	});
		3288
		3289	$data = pack "(w/a*)*", $meta, $info->{data};
		3290	} else {
		3291	$data = $info->{data};
		3292	}
		3293
		3294	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3295	cf::face::set_type $idx, $info->{type};
		3296	} else {
		3297	$RESOURCE{$name} = $info;
		3298	}
		3299
		3300	cf::cede_to_tick;
		3301	}
		3302	}
		3303
		3304	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3305
2723	1	3306	1
2724	}	3307	}
2725		3308
		3309	cf::global->attach (on_resource_update => sub {
		3310	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3311	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3312
		3313	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3314	my $sound = $soundconf->{compat}[$_]
		3315	or next;
		3316
		3317	my $face = cf::face::find "sound/$sound->[1]";
		3318	cf::sound::set $sound->[0] => $face;
		3319	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3320	}
		3321
		3322	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3323	my $face = cf::face::find "sound/$v";
		3324	cf::sound::set $k => $face;
		3325	}
		3326	}
		3327	});
		3328
		3329	register_exticmd fx_want => sub {
		3330	my ($ns, $want) = @_;
		3331
		3332	while (my ($k, $v) = each %$want) {
		3333	$ns->fx_want ($k, $v);
		3334	}
		3335	};
		3336
		3337	sub load_resource_file($) {
		3338	my $guard = lock_acquire "load_resource_file";
		3339
		3340	my $status = load_resource_file_ $_[0];
		3341	get_slot 0.1, 100;
		3342	cf::arch::commit_load;
		3343
		3344	$status
		3345	}
		3346
2726	sub reload_regions {	3347	sub reload_regions {
		3348	# HACK to clear player env face cache, we need some signal framework
		3349	# for this (global event?)
		3350	%ext::player_env::MUSIC_FACE_CACHE = ();
		3351
2727	load_resource_file "$MAPDIR/regions"	3352	load_resource_file "$MAPDIR/regions"
2728	or die "unable to load regions file\n";	3353	or die "unable to load regions file\n";
		3354
		3355	for (cf::region::list) {
		3356	$_->{match} = qr/$_->{match}/
		3357	if exists $_->{match};
		3358	}
2729	}	3359	}
2730		3360
2731	sub reload_facedata {	3361	sub reload_facedata {
2732	load_facedata "$DATADIR/facedata"	3362	load_facedata "$DATADIR/facedata"
2733	or die "unable to load facedata\n";	3363	or die "unable to load facedata\n";
2734	}	3364	}
2735		3365
2736	sub reload_archetypes {	3366	sub reload_archetypes {
2737	load_resource_file "$DATADIR/archetypes"	3367	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";	3368	or die "unable to load archetypes\n";
2739	#d# NEED to laod twice to resolve forward references
2740	# this really needs to be done in an extra post-pass
2741	# (which needs to be synchronous, so solve it differently)
2742	load_resource_file "$DATADIR/archetypes"
2743	or die "unable to load archetypes\n";
2744	}	3369	}
2745		3370
2746	sub reload_treasures {	3371	sub reload_treasures {
2747	load_resource_file "$DATADIR/treasures"	3372	load_resource_file "$DATADIR/treasures"
2748	or die "unable to load treasurelists\n";	3373	or die "unable to load treasurelists\n";
2749	}	3374	}
2750		3375
2751	sub reload_resources {	3376	sub reload_resources {
2752	warn "reloading resource files...\n";	3377	warn "reloading resource files...\n";
2753		3378
		3379	reload_facedata;
		3380	reload_archetypes;
2754	reload_regions;	3381	reload_regions;
2755	reload_facedata;
2756	#reload_archetypes;#d#
2757	reload_archetypes;
2758	reload_treasures;	3382	reload_treasures;
2759		3383
2760	warn "finished reloading resource files\n";	3384	warn "finished reloading resource files\n";
2761	}	3385	}
2762		3386
2763	sub init {	3387	sub reload_config {
2764	reload_resources;	3388	warn "reloading config file...\n";
2765	}
2766		3389
2767	sub cfg_load {
2768	open my $fh, "<:utf8", "$CONFDIR/config"	3390	open my $fh, "<:utf8", "$CONFDIR/config"
2769	or return;	3391	or return;
2770		3392
2771	local $/;	3393	local $/;
2772	*CFG = YAML::Syck::Load <$fh>;	3394	*CFG = YAML::XS::Load scalar <$fh>;
2773		3395
2774	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3396	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2775		3397
2776	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3398	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2777	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3399	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2781	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3403	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2782	and die "WARNING: m(un)lockall failed: $!\n";	3404	and die "WARNING: m(un)lockall failed: $!\n";
2783	};	3405	};
2784	warn $@ if $@;	3406	warn $@ if $@;
2785	}	3407	}
		3408
		3409	warn "finished reloading resource files\n";
		3410	}
		3411
		3412	sub pidfile() {
		3413	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3414	or die "$PIDFILE: $!";
		3415	flock $fh, &Fcntl::LOCK_EX
		3416	or die "$PIDFILE: flock: $!";
		3417	$fh
		3418	}
		3419
		3420	# make sure only one server instance is running at any one time
		3421	sub atomic {
		3422	my $fh = pidfile;
		3423
		3424	my $pid = <$fh>;
		3425	kill 9, $pid if $pid > 0;
		3426
		3427	seek $fh, 0, 0;
		3428	print $fh $$;
		3429	}
		3430
		3431	sub main_loop {
		3432	warn "EV::loop starting\n";
		3433	if (1) {
		3434	EV::loop;
		3435	}
		3436	warn "EV::loop returned\n";
		3437	goto &main_loop unless $REALLY_UNLOOP;
2786	}	3438	}
2787		3439
2788	sub main {	3440	sub main {
		3441	cf::init_globals; # initialise logging
		3442
		3443	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3444	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3445	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3446	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3447
		3448	cf::init_experience;
		3449	cf::init_anim;
		3450	cf::init_attackmess;
		3451	cf::init_dynamic;
		3452
		3453	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3454
2789	# we must not ever block the main coroutine	3455	# we must not ever block the main coroutine
2790	local $Coro::idle = sub {	3456	local $Coro::idle = sub {
2791	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3457	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2792	(async {	3458	(async {
2793	Event::one_event;	3459	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3460	EV::loop EV::LOOP_ONESHOT;
2794	})->prio (Coro::PRIO_MAX);	3461	})->prio (Coro::PRIO_MAX);
2795	};	3462	};
2796		3463
2797	cfg_load;	3464	evthread_start IO::AIO::poll_fileno;
		3465
		3466	cf::sync_job {
		3467	reload_resources;
		3468	reload_config;
2798	db_init;	3469	db_init;
		3470
		3471	cf::load_settings;
		3472	cf::load_materials;
		3473	cf::init_uuid;
		3474	cf::init_signals;
		3475	cf::init_commands;
		3476	cf::init_skills;
		3477
		3478	cf::init_beforeplay;
		3479
		3480	atomic;
		3481
2799	load_extensions;	3482	load_extensions;
2800		3483
2801	$TICK_WATCHER->start;	3484	utime time, time, $RUNTIMEFILE;
2802	Event::loop;	3485
		3486	# no (long-running) fork's whatsoever before this point(!)
		3487	use POSIX ();
		3488	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3489
		3490	(pop @POST_INIT)->(0) while @POST_INIT;
		3491	};
		3492
		3493	main_loop;
2803	}	3494	}
2804		3495
2805	#############################################################################	3496	#############################################################################
2806	# initialisation and cleanup	3497	# initialisation and cleanup
2807		3498
2808	# install some emergency cleanup handlers	3499	# install some emergency cleanup handlers
2809	BEGIN {	3500	BEGIN {
		3501	our %SIGWATCHER = ();
2810	for my $signal (qw(INT HUP TERM)) {	3502	for my $signal (qw(INT HUP TERM)) {
2811	Event->signal (	3503	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2812	reentrant => 0,
2813	data => WF_AUTOCANCEL,
2814	signal => $signal,
2815	prio => 0,
2816	cb => sub {
2817	cf::cleanup "SIG$signal";	3504	cf::cleanup "SIG$signal";
2818	},
2819	);	3505	};
2820	}	3506	}
2821	}	3507	}
2822		3508
2823	sub write_runtime {	3509	sub write_runtime_sync {
2824	my $runtime = "$LOCALDIR/runtime";
2825
2826	# first touch the runtime file to show we are still running:	3510	# first touch the runtime file to show we are still running:
2827	# the fsync below can take a very very long time.	3511	# the fsync below can take a very very long time.
2828		3512
2829	IO::AIO::aio_utime $runtime, undef, undef;	3513	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2830		3514
2831	my $guard = cf::lock_acquire "write_runtime";	3515	my $guard = cf::lock_acquire "write_runtime";
2832		3516
2833	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3517	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2834	or return;	3518	or return;
2835		3519
2836	my $value = $cf::RUNTIME + 90 + 10;	3520	my $value = $cf::RUNTIME + 90 + 10;
2837	# 10 is the runtime save interval, for a monotonic clock	3521	# 10 is the runtime save interval, for a monotonic clock
2838	# 60 allows for the watchdog to kill the server.	3522	# 60 allows for the watchdog to kill the server.
…		…
2848	aio_utime $fh, undef, undef;	3532	aio_utime $fh, undef, undef;
2849		3533
2850	close $fh	3534	close $fh
2851	or return;	3535	or return;
2852		3536
2853	aio_rename "$runtime~", $runtime	3537	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2854	and return;	3538	and return;
2855		3539
2856	warn "runtime file written.\n";	3540	warn "runtime file written.\n";
2857		3541
2858	1	3542	1
		3543	}
		3544
		3545	our $uuid_lock;
		3546	our $uuid_skip;
		3547
		3548	sub write_uuid_sync($) {
		3549	$uuid_skip ||= $_[0];
		3550
		3551	return if $uuid_lock;
		3552	local $uuid_lock = 1;
		3553
		3554	my $uuid = "$LOCALDIR/uuid";
		3555
		3556	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3557	or return;
		3558
		3559	my $value = uuid_seq uuid_cur;
		3560
		3561	unless ($value) {
		3562	warn "cowardly refusing to write zero uuid value!\n";
		3563	return;
		3564	}
		3565
		3566	my $value = uuid_str $value + $uuid_skip;
		3567	$uuid_skip = 0;
		3568
		3569	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3570	and return;
		3571
		3572	# always fsync - this file is important
		3573	aio_fsync $fh
		3574	and return;
		3575
		3576	close $fh
		3577	or return;
		3578
		3579	aio_rename "$uuid~", $uuid
		3580	and return;
		3581
		3582	warn "uuid file written ($value).\n";
		3583
		3584	1
		3585
		3586	}
		3587
		3588	sub write_uuid($$) {
		3589	my ($skip, $sync) = @_;
		3590
		3591	$sync ? write_uuid_sync $skip
		3592	: async { write_uuid_sync $skip };
2859	}	3593	}
2860		3594
2861	sub emergency_save() {	3595	sub emergency_save() {
2862	my $freeze_guard = cf::freeze_mainloop;	3596	my $freeze_guard = cf::freeze_mainloop;
2863		3597
2864	warn "enter emergency perl save\n";	3598	warn "emergency_perl_save: enter\n";
2865		3599
2866	cf::sync_job {	3600	cf::sync_job {
		3601	# this is a trade-off: we want to be very quick here, so
		3602	# save all maps without fsync, and later call a global sync
		3603	# (which in turn might be very very slow)
		3604	local $USE_FSYNC = 0;
		3605
2867	# use a peculiar iteration method to avoid tripping on perl	3606	# use a peculiar iteration method to avoid tripping on perl
2868	# refcount bugs in for. also avoids problems with players	3607	# refcount bugs in for. also avoids problems with players
2869	# and maps saved/destroyed asynchronously.	3608	# and maps saved/destroyed asynchronously.
2870	warn "begin emergency player save\n";	3609	warn "emergency_perl_save: begin player save\n";
2871	for my $login (keys %cf::PLAYER) {	3610	for my $login (keys %cf::PLAYER) {
2872	my $pl = $cf::PLAYER{$login} or next;	3611	my $pl = $cf::PLAYER{$login} or next;
2873	$pl->valid or next;	3612	$pl->valid or next;
		3613	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2874	$pl->save;	3614	$pl->save;
2875	}	3615	}
2876	warn "end emergency player save\n";	3616	warn "emergency_perl_save: end player save\n";
2877		3617
2878	warn "begin emergency map save\n";	3618	warn "emergency_perl_save: begin map save\n";
2879	for my $path (keys %cf::MAP) {	3619	for my $path (keys %cf::MAP) {
2880	my $map = $cf::MAP{$path} or next;	3620	my $map = $cf::MAP{$path} or next;
2881	$map->valid or next;	3621	$map->valid or next;
2882	$map->save;	3622	$map->save;
2883	}	3623	}
2884	warn "end emergency map save\n";	3624	warn "emergency_perl_save: end map save\n";
2885		3625
2886	warn "begin emergency database checkpoint\n";	3626	warn "emergency_perl_save: begin database checkpoint\n";
2887	BDB::db_env_txn_checkpoint $DB_ENV;	3627	BDB::db_env_txn_checkpoint $DB_ENV;
2888	warn "end emergency database checkpoint\n";	3628	warn "emergency_perl_save: end database checkpoint\n";
		3629
		3630	warn "emergency_perl_save: begin write uuid\n";
		3631	write_uuid_sync 1;
		3632	warn "emergency_perl_save: end write uuid\n";
2889	};	3633	};
2890		3634
		3635	warn "emergency_perl_save: starting sync()\n";
		3636	IO::AIO::aio_sync sub {
		3637	warn "emergency_perl_save: finished sync()\n";
		3638	};
		3639
2891	warn "leave emergency perl save\n";	3640	warn "emergency_perl_save: leave\n";
2892	}	3641	}
2893		3642
2894	sub post_cleanup {	3643	sub post_cleanup {
2895	my ($make_core) = @_;	3644	my ($make_core) = @_;
2896		3645
2897	warn Carp::longmess "post_cleanup backtrace"	3646	warn Carp::longmess "post_cleanup backtrace"
2898	if $make_core;	3647	if $make_core;
		3648
		3649	my $fh = pidfile;
		3650	unlink $PIDFILE if <$fh> == $$;
		3651	}
		3652
		3653	# a safer delete_package, copied from Symbol
		3654	sub clear_package($) {
		3655	my $pkg = shift;
		3656
		3657	# expand to full symbol table name if needed
		3658	unless ($pkg =~ /^main::.*::$/) {
		3659	$pkg = "main$pkg" if $pkg =~ /^::/;
		3660	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3661	$pkg .= '::' unless $pkg =~ /::$/;
		3662	}
		3663
		3664	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3665	my $stem_symtab = *{$stem}{HASH};
		3666
		3667	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3668	or return;
		3669
		3670	# clear all symbols
		3671	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3672	for my $name (keys %$leaf_symtab) {
		3673	_gv_clear *{"$pkg$name"};
		3674	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3675	}
		3676	warn "cleared package $pkg\n";#d#
2899	}	3677	}
2900		3678
2901	sub do_reload_perl() {	3679	sub do_reload_perl() {
2902	# can/must only be called in main	3680	# can/must only be called in main
2903	if ($Coro::current != $Coro::main) {	3681	if ($Coro::current != $Coro::main) {
2904	warn "can only reload from main coroutine";	3682	warn "can only reload from main coroutine";
2905	return;	3683	return;
2906	}	3684	}
2907		3685
		3686	return if $RELOAD++;
		3687
		3688	my $t1 = EV::time;
		3689
		3690	while ($RELOAD) {
2908	warn "reloading...";	3691	warn "reloading...";
2909		3692
2910	warn "entering sync_job";	3693	warn "entering sync_job";
2911		3694
2912	cf::sync_job {	3695	cf::sync_job {
2913	cf::write_runtime; # external watchdog should not bark	3696	cf::write_runtime_sync; # external watchdog should not bark
2914	cf::emergency_save;	3697	cf::emergency_save;
2915	cf::write_runtime; # external watchdog should not bark	3698	cf::write_runtime_sync; # external watchdog should not bark
2916		3699
2917	warn "syncing database to disk";	3700	warn "syncing database to disk";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3701	BDB::db_env_txn_checkpoint $DB_ENV;
2919		3702
2920	# if anything goes wrong in here, we should simply crash as we already saved	3703	# if anything goes wrong in here, we should simply crash as we already saved
2921		3704
2922	warn "cancelling all WF_AUTOCANCEL watchers";
2923	for (Event::all_watchers) {
2924	$_->cancel if $_->data & WF_AUTOCANCEL;
2925	}
2926
2927	warn "flushing outstanding aio requests";	3705	warn "flushing outstanding aio requests";
2928	for (;;) {
2929	BDB::flush;
2930	IO::AIO::flush;
2931	Coro::cede;
2932	last unless IO::AIO::nreqs || BDB::nreqs;	3706	while (IO::AIO::nreqs || BDB::nreqs) {
2933	warn "iterate...";	3707	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2934	}
2935
2936	++$RELOAD;
2937
2938	warn "cancelling all extension coros";
2939	$_->cancel for values %EXT_CORO;
2940	%EXT_CORO = ();
2941
2942	warn "removing commands";
2943	%COMMAND = ();
2944
2945	warn "removing ext/exti commands";
2946	%EXTCMD = ();
2947	%EXTICMD = ();
2948
2949	warn "unloading/nuking all extensions";
2950	for my $pkg (@EXTS) {
2951	warn "... unloading $pkg";
2952
2953	if (my $cb = $pkg->can ("unload")) {
2954	eval {
2955	$cb->($pkg);
2956	1
2957	} or warn "$pkg unloaded, but with errors: $@";
2958	}	3708	}
2959		3709
2960	warn "... nuking $pkg";	3710	warn "cancelling all extension coros";
2961	Symbol::delete_package $pkg;	3711	$_->cancel for values %EXT_CORO;
2962	}	3712	%EXT_CORO = ();
2963		3713
2964	warn "unloading all perl modules loaded from $LIBDIR";	3714	warn "removing commands";
2965	while (my ($k, $v) = each %INC) {	3715	%COMMAND = ();
2966	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2967		3716
		3717	warn "removing ext/exti commands";
		3718	%EXTCMD = ();
		3719	%EXTICMD = ();
		3720
		3721	warn "unloading/nuking all extensions";
		3722	for my $pkg (@EXTS) {
2968	warn "... unloading $k";	3723	warn "... unloading $pkg";
2969	delete $INC{$k};
2970		3724
2971	$k =~ s/\.pm$//;
2972	$k =~ s/\//::/g;
2973
2974	if (my $cb = $k->can ("unload_module")) {	3725	if (my $cb = $pkg->can ("unload")) {
		3726	eval {
2975	$cb->();	3727	$cb->($pkg);
		3728	1
		3729	} or warn "$pkg unloaded, but with errors: $@";
		3730	}
		3731
		3732	warn "... clearing $pkg";
		3733	clear_package $pkg;
2976	}	3734	}
2977		3735
2978	Symbol::delete_package $k;	3736	warn "unloading all perl modules loaded from $LIBDIR";
		3737	while (my ($k, $v) = each %INC) {
		3738	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3739
		3740	warn "... unloading $k";
		3741	delete $INC{$k};
		3742
		3743	$k =~ s/\.pm$//;
		3744	$k =~ s/\//::/g;
		3745
		3746	if (my $cb = $k->can ("unload_module")) {
		3747	$cb->();
		3748	}
		3749
		3750	clear_package $k;
2979	}	3751	}
2980		3752
2981	warn "getting rid of safe::, as good as possible";	3753	warn "getting rid of safe::, as good as possible";
2982	Symbol::delete_package "safe::$_"	3754	clear_package "safe::$_"
2983	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3755	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2984		3756
2985	warn "unloading cf.pm \"a bit\"";	3757	warn "unloading cf.pm \"a bit\"";
2986	delete $INC{"cf.pm"};	3758	delete $INC{"cf.pm"};
2987	delete $INC{"cf/pod.pm"};	3759	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2988		3760
2989	# don't, removes xs symbols, too,	3761	# don't, removes xs symbols, too,
2990	# and global variables created in xs	3762	# and global variables created in xs
2991	#Symbol::delete_package __PACKAGE__;	3763	#clear_package __PACKAGE__;
2992		3764
2993	warn "unload completed, starting to reload now";	3765	warn "unload completed, starting to reload now";
2994		3766
2995	warn "reloading cf.pm";	3767	warn "reloading cf.pm";
2996	require cf;	3768	require cf;
2997	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3769	cf::_connect_to_perl_1;
2998		3770
2999	warn "loading config and database again";	3771	warn "loading config and database again";
3000	cf::cfg_load;	3772	cf::reload_config;
3001		3773
3002	warn "loading extensions";	3774	warn "loading extensions";
3003	cf::load_extensions;	3775	cf::load_extensions;
3004		3776
		3777	if ($REATTACH_ON_RELOAD) {
3005	warn "reattaching attachments to objects/players";	3778	warn "reattaching attachments to objects/players";
3006	_global_reattach; # objects, sockets	3779	_global_reattach; # objects, sockets
3007	warn "reattaching attachments to maps";	3780	warn "reattaching attachments to maps";
3008	reattach $_ for values %MAP;	3781	reattach $_ for values %MAP;
3009	warn "reattaching attachments to players";	3782	warn "reattaching attachments to players";
3010	reattach $_ for values %PLAYER;	3783	reattach $_ for values %PLAYER;
		3784	}
3011		3785
		3786	warn "running post_init jobs";
		3787	(pop @POST_INIT)->(1) while @POST_INIT;
		3788
3012	warn "leaving sync_job";	3789	warn "leaving sync_job";
3013		3790
3014	1	3791	1
3015	} or do {	3792	} or do {
3016	warn $@;	3793	warn $@;
3017	warn "error while reloading, exiting.";	3794	cf::cleanup "error while reloading, exiting.";
3018	exit 1;
3019	};	3795	};
3020		3796
3021	warn "reloaded";	3797	warn "reloaded";
		3798	--$RELOAD;
		3799	}
		3800
		3801	$t1 = EV::time - $t1;
		3802	warn "reload completed in ${t1}s\n";
3022	};	3803	};
3023		3804
3024	our $RELOAD_WATCHER; # used only during reload	3805	our $RELOAD_WATCHER; # used only during reload
3025		3806
3026	sub reload_perl() {	3807	sub reload_perl() {
3027	# doing reload synchronously and two reloads happen back-to-back,	3808	# doing reload synchronously and two reloads happen back-to-back,
3028	# coro crashes during coro_state_free->destroy here.	3809	# coro crashes during coro_state_free->destroy here.
3029		3810
3030	$RELOAD_WATCHER ||= Event->timer (	3811	$RELOAD_WATCHER ||= cf::async {
3031	reentrant => 0,	3812	Coro::AIO::aio_wait cache_extensions;
3032	after => 0,	3813
3033	data => WF_AUTOCANCEL,	3814	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3034	cb => sub {
3035	do_reload_perl;	3815	do_reload_perl;
3036	undef $RELOAD_WATCHER;	3816	undef $RELOAD_WATCHER;
3037	},	3817	};
3038	);	3818	};
3039	}	3819	}
3040		3820
3041	register_command "reload" => sub {	3821	register_command "reload" => sub {
3042	my ($who, $arg) = @_;	3822	my ($who, $arg) = @_;
3043		3823
3044	if ($who->flag (FLAG_WIZ)) {	3824	if ($who->flag (FLAG_WIZ)) {
3045	$who->message ("reloading server.");	3825	$who->message ("reloading server.");
		3826	async {
		3827	$Coro::current->{desc} = "perl_reload";
3046	async { reload_perl };	3828	reload_perl;
		3829	};
3047	}	3830	}
3048	};	3831	};
3049		3832
3050	unshift @INC, $LIBDIR;	3833	unshift @INC, $LIBDIR;
3051		3834
…		…
3053		3836
3054	our @WAIT_FOR_TICK;	3837	our @WAIT_FOR_TICK;
3055	our @WAIT_FOR_TICK_BEGIN;	3838	our @WAIT_FOR_TICK_BEGIN;
3056		3839
3057	sub wait_for_tick {	3840	sub wait_for_tick {
3058	return unless $TICK_WATCHER->is_active;
3059	return if $Coro::current == $Coro::main;	3841	return if tick_inhibit || $Coro::current == $Coro::main;
3060		3842
3061	my $signal = new Coro::Signal;	3843	my $signal = new Coro::Signal;
3062	push @WAIT_FOR_TICK, $signal;	3844	push @WAIT_FOR_TICK, $signal;
3063	$signal->wait;	3845	$signal->wait;
3064	}	3846	}
3065		3847
3066	sub wait_for_tick_begin {	3848	sub wait_for_tick_begin {
3067	return unless $TICK_WATCHER->is_active;
3068	return if $Coro::current == $Coro::main;	3849	return if tick_inhibit || $Coro::current == $Coro::main;
3069		3850
3070	my $signal = new Coro::Signal;	3851	my $signal = new Coro::Signal;
3071	push @WAIT_FOR_TICK_BEGIN, $signal;	3852	push @WAIT_FOR_TICK_BEGIN, $signal;
3072	$signal->wait;	3853	$signal->wait;
3073	}	3854	}
3074		3855
3075	my $min = 1e6;#d#	3856	sub tick {
3076	my $avg = 10;
3077	$TICK_WATCHER = Event->timer (
3078	reentrant => 0,
3079	parked => 1,
3080	prio => 0,
3081	at => $NEXT_TICK || $TICK,
3082	data => WF_AUTOCANCEL,
3083	cb => sub {
3084	if ($Coro::current != $Coro::main) {	3857	if ($Coro::current != $Coro::main) {
3085	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3858	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3086	unless ++$bug_warning > 10;	3859	unless ++$bug_warning > 10;
3087	return;	3860	return;
3088	}	3861	}
3089		3862
3090	$NOW = $tick_start = Event::time;
3091
3092	cf::server_tick; # one server iteration	3863	cf::server_tick; # one server iteration
3093		3864
3094	0 && sync_job {#d#	3865	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3095	for(1..10) {	3866	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3096	my $t = Event::time;	3867	Coro::async_pool {
3097	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3868	$Coro::current->{desc} = "runtime saver";
3098	or die;	3869	write_runtime_sync
3099		3870	or warn "ERROR: unable to write runtime file: $!";
3100	$map->width (50);
3101	$map->height (50);
3102	$map->alloc;
3103	$map->_load_objects ("/tmp/x.map", 1);
3104	my $t = Event::time - $t;
3105
3106	#next unless $t < 0.0013;#d#
3107	if ($t < $min) {
3108	$min = $t;
3109	}
3110	$avg = $avg * 0.99 + $t * 0.01;
3111	}
3112	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3113	exit 0;
3114	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3115	};	3871	};
		3872	}
3116		3873
3117	$RUNTIME += $TICK;
3118	$NEXT_TICK += $TICK;
3119
3120	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	$NEXT_RUNTIME_WRITE = $NOW + 10;
3122	Coro::async_pool {
3123	write_runtime
3124	or warn "ERROR: unable to write runtime file: $!";
3125	};
3126	}
3127
3128	# my $AFTER = Event::time;
3129	# warn $AFTER - $NOW;#d#
3130
3131	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3874	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3132	$sig->send;	3875	$sig->send;
3133	}	3876	}
3134	while (my $sig = shift @WAIT_FOR_TICK) {	3877	while (my $sig = shift @WAIT_FOR_TICK) {
3135	$sig->send;	3878	$sig->send;
3136	}	3879	}
3137		3880
3138	$NOW = Event::time;	3881	$LOAD = ($NOW - $TICK_START) / $TICK;
3139
3140	# if we are delayed by four ticks or more, skip them all
3141	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3142
3143	$TICK_WATCHER->at ($NEXT_TICK);
3144	$TICK_WATCHER->start;
3145
3146	$LOAD = ($NOW - $tick_start) / $TICK;
3147	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3882	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3148		3883
3149	_post_tick;	3884	if (0) {
3150		3885	if ($NEXT_TICK) {
3151		3886	my $jitter = $TICK_START - $NEXT_TICK;
		3887	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3888	warn "jitter $JITTER\n";#d#
		3889	}
3152	},	3890	}
3153	);	3891	}
3154		3892
3155	{	3893	{
3156	BDB::max_poll_time $TICK * 0.1;	3894	# configure BDB
3157	$BDB_POLL_WATCHER = Event->io (	3895
3158	reentrant => 0,
3159	fd => BDB::poll_fileno,
3160	poll => 'r',
3161	prio => 0,
3162	data => WF_AUTOCANCEL,
3163	cb => \&BDB::poll_cb,
3164	);
3165	BDB::min_parallel 8;	3896	BDB::min_parallel 8;
3166		3897	BDB::max_poll_reqs $TICK * 0.1;
3167	BDB::set_sync_prepare {	3898	$AnyEvent::BDB::WATCHER->priority (1);
3168	my $status;
3169	my $current = $Coro::current;
3170	(
3171	sub {
3172	$status = $!;
3173	$current->ready; undef $current;
3174	},
3175	sub {
3176	Coro::schedule while defined $current;
3177	$! = $status;
3178	},
3179	)
3180	};
3181		3899
3182	unless ($DB_ENV) {	3900	unless ($DB_ENV) {
3183	$DB_ENV = BDB::db_env_create;	3901	$DB_ENV = BDB::db_env_create;
		3902	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3903	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3904	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3905	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3906	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3184		3907
3185	cf::sync_job {	3908	cf::sync_job {
3186	eval {	3909	eval {
3187	BDB::db_env_open	3910	BDB::db_env_open
3188	$DB_ENV,	3911	$DB_ENV,
…		…
3190	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3913	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3191	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3914	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3192	0666;	3915	0666;
3193		3916
3194	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3917	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3195
3196	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3197	$DB_ENV->set_lk_detect;
3198	};	3918	};
3199		3919
3200	cf::cleanup "db_env_open(db): $@" if $@;	3920	cf::cleanup "db_env_open(db): $@" if $@;
3201	};	3921	};
3202	}	3922	}
		3923
		3924	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3925	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3926	};
		3927	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3928	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3929	};
		3930	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3931	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3932	};
3203	}	3933	}
3204		3934
3205	{	3935	{
		3936	# configure IO::AIO
		3937
3206	IO::AIO::min_parallel 8;	3938	IO::AIO::min_parallel 8;
3207
3208	undef $Coro::AIO::WATCHER;
3209	IO::AIO::max_poll_time $TICK * 0.1;	3939	IO::AIO::max_poll_time $TICK * 0.1;
3210	$AIO_POLL_WATCHER = Event->io (	3940	undef $AnyEvent::AIO::WATCHER;
3211	reentrant => 0,
3212	data => WF_AUTOCANCEL,
3213	fd => IO::AIO::poll_fileno,
3214	poll => 'r',
3215	prio => 6,
3216	cb => \&IO::AIO::poll_cb,
3217	);
3218	}	3941	}
3219		3942
3220	my $_log_backtrace;	3943	my $_log_backtrace;
3221		3944
3222	sub _log_backtrace {	3945	sub _log_backtrace {
…		…
3225	$msg =~ s/\n//;	3948	$msg =~ s/\n//;
3226		3949
3227	# limit the # of concurrent backtraces	3950	# limit the # of concurrent backtraces
3228	if ($_log_backtrace < 2) {	3951	if ($_log_backtrace < 2) {
3229	++$_log_backtrace;	3952	++$_log_backtrace;
		3953	my $perl_bt = Carp::longmess $msg;
3230	async {	3954	async {
		3955	$Coro::current->{desc} = "abt $msg";
		3956
3231	my @bt = fork_call {	3957	my @bt = fork_call {
3232	@addr = map { sprintf "%x", $_ } @addr;	3958	@addr = map { sprintf "%x", $_ } @addr;
3233	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3959	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3234	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3960	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3235	or die "addr2line: $!";	3961	or die "addr2line: $!";
…		…
3243	}	3969	}
3244		3970
3245	@funcs	3971	@funcs
3246	};	3972	};
3247		3973
3248	LOG llevInfo, "[ABT] $msg\n";	3974	LOG llevInfo, "[ABT] $perl_bt\n";
		3975	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3249	LOG llevInfo, "[ABT] $_\n" for @bt;	3976	LOG llevInfo, "[ABT] $_\n" for @bt;
3250	--$_log_backtrace;	3977	--$_log_backtrace;
3251	};	3978	};
3252	} else {	3979	} else {
3253	LOG llevInfo, "[ABT] $msg\n";	3980	LOG llevInfo, "[ABT] $msg\n";
3254	LOG llevInfo, "[ABT] [suppressed]\n";	3981	LOG llevInfo, "[ABT] [suppressed]\n";
3255	}	3982	}
3256	}	3983	}
3257		3984
3258	# load additional modules	3985	# load additional modules
3259	use cf::pod;	3986	require "cf/$_.pm" for @EXTRA_MODULES;
		3987	cf::_connect_to_perl_2;
3260		3988
3261	END { cf::emergency_save }	3989	END { cf::emergency_save }
3262		3990
3263	1	3991	1
3264		3992

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