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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.291 by root, Tue Jul 3 00:54:44 2007 UTC vs.
Revision 1.487 by root, Fri Oct 16 01:56:41 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	1 while s/\s*\n\s*\n\s*/\n/;
1418
1419	$_
1420	}
1421
1422	sub hintmode {
1423	warn "hm<$_[0] $_[1]>\n";#d#
1424	$_[0]{hintmode} = $_[1] if @_ > 1;
1425	$_[0]{hintmode}
1426	}
1427
1428	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1429		1678
1430	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1431		1680
1432	=cut	1681	=cut
1433		1682
1434	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1435	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1436		1685
1437	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1438	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1439	}	1687	}
1440		1688
1441	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1442		1690
1443	Sends an ext event to the client.	1691	Sends an ext event to the client.
1444		1692
1445	=cut	1693	=cut
1446		1694
1447	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1448	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1449		1697
1450	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1451	}	1699	}
1452		1700
1453	=head3 cf::region	1701	=head3 cf::region
1454		1702
1455	=over 4	1703	=over 4
…		…
1468	my ($path) = @_;	1716	my ($path) = @_;
1469		1717
1470	my ($match, $specificity);	1718	my ($match, $specificity);
1471		1719
1472	for my $region (list) {	1720	for my $region (list) {
1473	if ($region->match && $path =~ $region->match) {	1721	if ($region->{match} && $path =~ $region->{match}) {
1474	($match, $specificity) = ($region, $region->specificity)	1722	($match, $specificity) = ($region, $region->specificity)
1475	if $region->specificity > $specificity;	1723	if $region->specificity > $specificity;
1476	}	1724	}
1477	}	1725	}
1478		1726
…		…
1499	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1500	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1501		1749
1502	sub generate_random_map {	1750	sub generate_random_map {
1503	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
1504	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1505	$self->_create_random_map (	1756	$self->_create_random_map (
1506	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1507	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1508	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1598	$self->init; # pass $1 etc.	1849	$self->init; # pass $1 etc.
1599	return $self;	1850	return $self;
1600	}	1851	}
1601	}	1852	}
1602		1853
1603	Carp::carp "unable to resolve path '$path' (base '$base').";	1854	Carp::cluck "unable to resolve path '$path' (base '$base').";
1604	()	1855	()
1605	}	1856	}
1606		1857
1607	sub init {	1858	sub init {
1608	my ($self) = @_;	1859	my ($self) = @_;
…		…
1630		1881
1631	# the temporary/swap location	1882	# the temporary/swap location
1632	sub save_path {	1883	sub save_path {
1633	my ($self) = @_;	1884	my ($self) = @_;
1634		1885
1635	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1636	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1637	}	1888	}
1638		1889
1639	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1640	sub uniq_path {	1891	sub uniq_path {
1641	my ($self) = @_;	1892	my ($self) = @_;
1642		1893
1643	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1644	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1645	}
1646
1647	# and all this just because we cannot iterate over
1648	# all maps in C++...
1649	sub change_all_map_light {
1650	my ($change) = @_;
1651
1652	$_->change_map_light ($change)
1653	for grep $_->outdoor, values %cf::MAP;
1654	}	1896	}
1655		1897
1656	sub decay_objects {	1898	sub decay_objects {
1657	my ($self) = @_;	1899	my ($self) = @_;
1658		1900
…		…
1671		1913
1672	sub load_header_from($) {	1914	sub load_header_from($) {
1673	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1674		1916
1675	utf8::encode $path;	1917	utf8::encode $path;
1676	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1677	# or return;
1678
1679	$self->_load_header ($path)
1680	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;
1681		1926
1682	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1683		1928
1684	1	1929	1
1685	}	1930	}
…		…
1739	sub find {	1984	sub find {
1740	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1741		1986
1742	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1743		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1744	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1745		1991
1746	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1747	my $guard = cf::lock_acquire "map_find:$path";
1748	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1749	or return;	1994	or return;
1750		1995
1751	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1752		1997
…		…
1754	or return;	1999	or return;
1755		2000
1756	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1757	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1758	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1759	$map->reset;	2006	$map->reset;
1760	undef $guard;
1761	return find $path;	2007	return find $path;
1762	}	2008	}
1763		2009
1764	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1765	}	2011	}
…		…
1774	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1775		2021
1776	my $path = $self->{path};	2022	my $path = $self->{path};
1777		2023
1778	{	2024	{
1779	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1780		2026
		2027	return unless $self->valid;
1781	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1782		2029
1783	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1784		2031
1785	$self->alloc;	2032	$self->alloc;
1786		2033
1787	$self->pre_load;	2034	$self->pre_load;
1788	Coro::cede;	2035	cf::cede_to_tick;
1789		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1790	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1791	or return;	2040	or return;
1792		2041
1793	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1794	if delete $self->{load_original};	2043	if delete $self->{load_original};
1795		2044
1796	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1797	utf8::encode $uniq;	2046	utf8::encode $uniq;
1798	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1799	$self->clear_unique_items;	2049	$self->clear_unique_items;
1800	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1801	}	2053	}
1802	}	2054	}
1803		2055
1804	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1805	# now do the right thing for maps	2059	# now do the right thing for maps
1806	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1807	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1808	unless $self->difficulty;	2062	unless $self->difficulty;
1809	Coro::cede;	2063	cf::cede_to_tick;
1810		2064
1811	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1812	$self->decay_objects;	2066	$self->decay_objects;
1813	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1814	$self->update_buttons;	2068	$self->update_buttons;
1815	Coro::cede;	2069	cf::cede_to_tick;
1816	$self->set_darkness_map;
1817	Coro::cede;
1818	$self->activate;	2070	$self->activate;
1819	}	2071	}
1820		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1821	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1822	}	2077	}
1823		2078
1824	$self->post_load;	2079	$self->post_load;
1825	}	2080	}
1826		2081
…		…
1835		2090
1836	$self	2091	$self
1837	}	2092	}
1838		2093
1839	# 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
1840	sub load_diag {	2095	sub load_neighbours {
1841	my ($map) = @_;	2096	my ($map) = @_;
1842		2097
1843	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1844		2099
1845	for (0 .. 3) {	2100	for (0 .. 3) {
1846	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1847	or next;	2102	or next;
1848	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1849	or next;	2104	or next;
1850	$neigh->load;	2105	$neigh->load;
1851		2106
		2107	push @neigh,
1852	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1853	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1854	}	2110	}
1855		2111
1856	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1857	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1858	or next;	2115	or next;
1859	$neigh->load;	2116	$neigh->load;
1860	}	2117	}
1861	}	2118	}
1862		2119
…		…
1867	}	2124	}
1868		2125
1869	sub do_load_sync {	2126	sub do_load_sync {
1870	my ($map) = @_;	2127	my ($map) = @_;
1871		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1872	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1873	}	2133	}
1874		2134
1875	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1876	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1877		2137
1878	sub find_async {	2138	sub find_async {
1879	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1880		2140
1881	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1882		2142
1883	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1884	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1885	}	2145	}
1886		2146
1887	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1888	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1889	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1890	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1891	my $map = find $path	2154	if (my $map = find $k) {
1892	or next;
1893	$map->load;	2155	$map->load if $v;
		2156	}
1894		2157
1895	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1896	}	2159	}
1897	}	2160	}
1898	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1899	};	2162	};
1900	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1903	}	2166	}
1904		2167
1905	sub save {	2168	sub save {
1906	my ($self) = @_;	2169	my ($self) = @_;
1907		2170
1908	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1909		2172
1910	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1911		2174
1912	return unless $self->dirty;	2175	return unless $self->dirty;
1913		2176
…		…
1919	return if $self->{deny_save};	2182	return if $self->{deny_save};
1920		2183
1921	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1922		2185
1923	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1924	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1925	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1926		2192
1927	if ($uniq) {	2193	if ($uniq) {
1928	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1929	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1930	} else {	2196	} else {
…		…
1936	my ($self) = @_;	2202	my ($self) = @_;
1937		2203
1938	# save first because save cedes	2204	# save first because save cedes
1939	$self->save;	2205	$self->save;
1940		2206
1941	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1942		2208
1943	return if $self->players;	2209	return if $self->players;
1944	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1945	return if $self->{deny_save};	2211	return if $self->{deny_save};
1946		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1947	$self->clear;	2217	$self->clear;
1948	$self->in_memory (cf::MAP_SWAPPED);
1949	}	2218	}
1950		2219
1951	sub reset_at {	2220	sub reset_at {
1952	my ($self) = @_;	2221	my ($self) = @_;
1953		2222
…		…
1971		2240
1972	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
1973		2242
1974	return if $self->players;	2243	return if $self->players;
1975		2244
1976	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
1977		2246
1978	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
1979		2248
1980	# need to save uniques path	2249	# need to save uniques path
1981	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
1985	if $uniq;	2254	if $uniq;
1986	}	2255	}
1987		2256
1988	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
1989		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
1990	$self->clear;	2261	$self->clear;
1991
1992	$_->clear_links_to ($self) for values %cf::MAP;
1993		2262
1994	$self->unlink_save;	2263	$self->unlink_save;
1995	$self->destroy;	2264	$self->destroy;
1996	}	2265	}
1997		2266
1998	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
1999		2268
2000	sub nuke {	2269	sub nuke {
2001	my ($self) = @_;	2270	my ($self) = @_;
2002		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2003	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2004		2276
2005	$self->unlink_save;	2277	$self->unlink_save;
2006		2278
2007	bless $self, "cf::map";	2279	bless $self, "cf::map";
2008	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2009	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2010	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2011	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2012		2284
2013	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2014		2287
2015	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2016	}	2289	}
2017		2290
2018	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2060		2333
2061	sub unique_maps() {	2334	sub unique_maps() {
2062	[	2335	[
2063	map {	2336	map {
2064	utf8::decode $_;	2337	utf8::decode $_;
2065	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2066	? normalise $_	2341	: normalise $_
2067	: ()
2068	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2069	]	2343	]
2070	}	2344	}
2071		2345
2072	package cf;
2073
2074	=back	2346	=back
2075		2347
2076	=head3 cf::object	2348	=head3 cf::object
2077		2349
2078	=cut	2350	=cut
…		…
2081		2353
2082	=over 4	2354	=over 4
2083		2355
2084	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2085		2357
2086	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.
2087		2360
2088	=cut	2361	=cut
2089		2362
2090	sub inv_recursive_;	2363	sub inv_recursive_;
2091	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2094		2367
2095	sub inv_recursive {	2368	sub inv_recursive {
2096	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2097	}	2370	}
2098		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
2099	package cf;	2400	package cf;
2100		2401
2101	=back	2402	=back
2102		2403
2103	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2109	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>
2110	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
2111	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2112		2413
2113	=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	};
2114		2429
2115	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2116	# with dialog boxes.	2431	# with dialog boxes.
2117	#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
2118	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2125		2440
2126	} else {	2441	} else {
2127	my $pl = $self->contr;	2442	my $pl = $self->contr;
2128		2443
2129	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2444	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2130	my $diag = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2131	$diag->{pl}->ext_reply (	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2132	$diag->{id},
2133	msgtype => "reply",
2134	msg => $diag->{pl}->expand_cfpod ($msg),
2135	add_topics => []
2136	);
2137		2447
2138	} else {	2448	} else {
2139	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2140	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2141	}	2451	}
2142	}	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 (@_);
2143	}	2463	}
2144		2464
2145	=item $player_object->may ("access")	2465	=item $player_object->may ("access")
2146		2466
2147	Returns wether the given player is authorized to access resource "access"	2467	Returns wether the given player is authorized to access resource "access"
…		…
2160		2480
2161	=item $player_object->enter_link	2481	=item $player_object->enter_link
2162		2482
2163	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}>).
2164		2484
2165	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.
2166	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.
2167		2489
2168	Will never block.	2490	Will never block.
2169		2491
2170	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2171		2493
…		…
2226	# use -1 or undef as default coordinates, not 0, 0	2548	# use -1 or undef as default coordinates, not 0, 0
2227	($x, $y) = ($map->enter_x, $map->enter_y)	2549	($x, $y) = ($map->enter_x, $map->enter_y)
2228	if $x <=0 && $y <= 0;	2550	if $x <=0 && $y <= 0;
2229		2551
2230	$map->load;	2552	$map->load;
2231	$map->load_diag;	2553	$map->load_neighbours;
2232		2554
2233	return unless $self->contr->active;	2555	return unless $self->contr->active;
2234	$self->activate_recursive;
2235		2556
2236	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2237	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
2238	}
2239		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
		2562	}
		2563
2240	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2241		2565
2242	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
2243	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2244	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
2245	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 >>.
2246		2574
2247	=cut	2575	=cut
2248		2576
2249	our $GOTOGEN;	2577	our $GOTOGEN;
2250		2578
2251	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
2252	my ($self, $path, $x, $y, $check) = @_;	2580	my ($self, $path, $x, $y, $check, $done) = @_;
2253		2581
2254	# 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
2255	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2256		2584
2257	$self->enter_link;	2585	$self->enter_link;
2258		2586
2259	(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
2260	my $map = eval {	2609	my $map = eval {
2261	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2262		2611
2263	if ($map) {	2612	if ($map) {
2264	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2265	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2266	} else {	2615	} else {
2267	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2268	}	2617	}
2269		2618
2270	$map	2619	$map
2271	};	2620	};
2272		2621
…		…
2277		2626
2278	if ($gen == $self->{_goto_generation}) {	2627	if ($gen == $self->{_goto_generation}) {
2279	delete $self->{_goto_generation};	2628	delete $self->{_goto_generation};
2280	$self->leave_link ($map, $x, $y);	2629	$self->leave_link ($map, $x, $y);
2281	}	2630	}
		2631
		2632	$done->() if $done;
2282	})->prio (1);	2633	})->prio (1);
2283	}	2634	}
2284		2635
2285	=item $player_object->enter_exit ($exit_object)	2636	=item $player_object->enter_exit ($exit_object)
2286		2637
…		…
2306	}	2657	}
2307		2658
2308	sub prepare_random_map {	2659	sub prepare_random_map {
2309	my ($exit) = @_;	2660	my ($exit) = @_;
2310		2661
2311	my $guard = cf::lock_acquire "exit_prepare:$exit";
2312
2313	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2314	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2315	# that depends on the exit object	2664	# that depends on the exit object
2316		2665
2317	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2319	if ($exit->map) {	2668	if ($exit->map) {
2320	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2321	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2322	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2323	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2324	}	2675	}
2325		2676
2326	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2327		2678
2328	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2329	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2330	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2331		2682
2332	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2333	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2334	undef $fh;	2685	undef $fh;
2335	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2336		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2337	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2338	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2339	}	2694	}
2340	}	2695	}
2341		2696
2342	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2343	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2344		2699
2345	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2346		2701
2347	if ($exit->slaying eq "/!") {
2348	#TODO: this should de-fi-ni-te-ly not be a sync-job
2349	# the problem is that $exit might not survive long enough
2350	# so it needs to be done right now, right here
2351	cf::sync_job { prepare_random_map $exit };
2352	}
2353
2354	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2355	my $hp = $exit->stats->hp;
2356	my $sp = $exit->stats->sp;
2357
2358	$self->enter_link;	2702	$self->enter_link;
2359		2703
2360	(async {	2704	(async {
2361	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2362	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
2363	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2364		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
2365	1;	2728	1
2366	}) {	2729	}) {
2367	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2368	. "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. "
2369	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2370	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2371		2734
2372	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2391		2754
2392	utf8::encode $text;	2755	utf8::encode $text;
2393	$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);
2394	}	2757	}
2395		2758
2396	=item $client->send_msg ($color, $type, $msg, [extra...])	2759	=item $client->send_msg ($channel, $msg, $color, [extra...])
2397		2760
2398	Send a drawinfo or msg packet to the client, formatting the msg for the	2761	Send a drawinfo or msg packet to the client, formatting the msg for the
2399	client if neccessary. C<$type> should be a string identifying the type of	2762	client if neccessary. C<$type> should be a string identifying the type of
2400	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2401	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2402		2765
2403	=cut	2766	=cut
2404		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
		2776	"c/identify" => {
		2777	id => "infobox",
		2778	title => "Identify",
		2779	reply => undef,
		2780	tooltip => "Items recently identified",
		2781	},
		2782	"c/examine" => {
		2783	id => "infobox",
		2784	title => "Examine",
		2785	reply => undef,
		2786	tooltip => "Signs and other items you examined",
		2787	},
		2788	"c/shopinfo" => {
		2789	id => "infobox",
		2790	title => "Shop Info",
		2791	reply => undef,
		2792	tooltip => "What your bargaining skill tells you about the shop",
		2793	},
		2794	"c/book" => {
		2795	id => "infobox",
		2796	title => "Book",
		2797	reply => undef,
		2798	tooltip => "The contents of a note or book",
		2799	},
		2800	"c/lookat" => {
		2801	id => "infobox",
		2802	title => "Look",
		2803	reply => undef,
		2804	tooltip => "What you saw there",
		2805	},
		2806	"c/who" => {
		2807	id => "infobox",
		2808	title => "Players",
		2809	reply => undef,
		2810	tooltip => "Shows players who are currently online",
		2811	},
		2812	"c/body" => {
		2813	id => "infobox",
		2814	title => "Body Parts",
		2815	reply => undef,
		2816	tooltip => "Shows which body parts you posess and are available",
		2817	},
		2818	"c/statistics" => {
		2819	id => "infobox",
		2820	title => "Statistics",
		2821	reply => undef,
		2822	tooltip => "Shows your primary statistics",
		2823	},
		2824	"c/skills" => {
		2825	id => "infobox",
		2826	title => "Skills",
		2827	reply => undef,
		2828	tooltip => "Shows your experience per skill and item power",
		2829	},
		2830	"c/shopitems" => {
		2831	id => "infobox",
		2832	title => "Shop Items",
		2833	reply => undef,
		2834	tooltip => "Shows the items currently for sale in this shop",
		2835	},
		2836	"c/resistances" => {
		2837	id => "infobox",
		2838	title => "Resistances",
		2839	reply => undef,
		2840	tooltip => "Shows your resistances",
		2841	},
		2842	"c/pets" => {
		2843	id => "infobox",
		2844	title => "Pets",
		2845	reply => undef,
		2846	tooltip => "Shows information abotu your pets/a specific pet",
		2847	},
		2848	"c/perceiveself" => {
		2849	id => "infobox",
		2850	title => "Perceive Self",
		2851	reply => undef,
		2852	tooltip => "You gained detailed knowledge about yourself",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	"c/death" => {
		2873	id => "death",
		2874	title => "Death",
		2875	reply => undef,
		2876	tooltip => "Reason for and more info about your most recent death",
		2877	},
		2878	"c/say" => $SAY_CHANNEL,
		2879	"c/chat" => $CHAT_CHANNEL,
		2880	);
		2881
2405	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2406	my ($self, $color, $type, $msg, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2407		2884
2408	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2409		2887
2410	if ($self->can_msg) {	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2411	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));
2412	} else {
2413	# replace some tags by gcfclient-compatible ones
2414	for ($msg) {
2415	1 while
2416	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2417	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2418	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2419	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2420	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2421	}
2422		2889
2423	if ($color >= 0) {	2890	# check predefined channels, for the benefit of C
2424	if (0 && $msg =~ /\[/) {	2891	if ($CHANNEL{$channel}) {
2425	$self->send_packet ("drawextinfo $color 4 0 $msg")	2892	$channel = $CHANNEL{$channel};
2426	} else {	2893
2427	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2894	$self->ext_msg (channel_info => $channel);
2428	$self->send_packet ("drawinfo $color $msg")	2895	$channel = $channel->{id};
		2896
		2897	} elsif (ref $channel) {
		2898	# send meta info to client, if not yet sent
		2899	unless (exists $self->{channel}{$channel->{id}}) {
		2900	$self->{channel}{$channel->{id}} = $channel;
		2901	$self->ext_msg (channel_info => $channel);
2429	}	2902	}
2430	}
2431	}
2432	}
2433		2903
		2904	$channel = $channel->{id};
		2905	}
		2906
		2907	return unless @extra || length $msg;
		2908
		2909	# default colour, mask it out
		2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2911	if $color & cf::NDI_DEF;
		2912
		2913	my $pkt = "msg "
		2914	. $self->{json_coder}->encode (
		2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2916	);
		2917
		2918	# try lzf for large packets
		2919	$pkt = "lzf " . Compress::LZF::compress $pkt
		2920	if 1024 <= length $pkt and $self->{can_lzf};
		2921
		2922	# split very large packets
		2923	if (8192 < length $pkt and $self->{can_lzf}) {
		2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2925	$pkt = "frag";
		2926	}
		2927
		2928	$self->send_packet ($pkt);
		2929	}
		2930
2434	=item $client->ext_event ($type, %msg)	2931	=item $client->ext_msg ($type, @msg)
2435		2932
2436	Sends an ext event to the client.	2933	Sends an ext event to the client.
2437		2934
2438	=cut	2935	=cut
2439		2936
2440	sub cf::client::ext_event($$%) {	2937	sub cf::client::ext_msg($$@) {
2441	my ($self, $type, %msg) = @_;	2938	my ($self, $type, @msg) = @_;
2442		2939
		2940	if ($self->extcmd == 2) {
		2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2942	} elsif ($self->extcmd == 1) { # TODO: remove
2443	$msg{msgtype} = "event_$type";	2943	push @msg, msgtype => "event_$type";
2444	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2945	}
		2946	}
		2947
		2948	=item $client->ext_reply ($msgid, @msg)
		2949
		2950	Sends an ext reply to the client.
		2951
		2952	=cut
		2953
		2954	sub cf::client::ext_reply($$@) {
		2955	my ($self, $id, @msg) = @_;
		2956
		2957	if ($self->extcmd == 2) {
		2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2959	} elsif ($self->extcmd == 1) {
		2960	#TODO: version 1, remove
		2961	unshift @msg, msgtype => "reply", msgid => $id;
		2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2963	}
2445	}	2964	}
2446		2965
2447	=item $success = $client->query ($flags, "text", \&cb)	2966	=item $success = $client->query ($flags, "text", \&cb)
2448		2967
2449	Queues a query to the client, calling the given callback with	2968	Queues a query to the client, calling the given callback with
…		…
2504	my ($ns, $buf) = @_;	3023	my ($ns, $buf) = @_;
2505		3024
2506	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3025	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2507		3026
2508	if (ref $msg) {	3027	if (ref $msg) {
		3028	my ($type, $reply, @payload) =
		3029	"ARRAY" eq ref $msg
		3030	? @$msg
		3031	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3032
		3033	my @reply;
		3034
2509	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3035	if (my $cb = $EXTICMD{$type}) {
2510	if (my %reply = $cb->($ns, $msg)) {	3036	@reply = $cb->($ns, @payload);
2511	$reply{msgid} = $msg->{msgid};
2512	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2513	}
2514	}	3037	}
		3038
		3039	$ns->ext_reply ($reply, @reply)
		3040	if $reply;
		3041
2515	} else {	3042	} else {
2516	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3043	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2517	}	3044	}
2518		3045
2519	cf::override;	3046	cf::override;
…		…
2566	our $safe = new Safe "safe";	3093	our $safe = new Safe "safe";
2567	our $safe_hole = new Safe::Hole;	3094	our $safe_hole = new Safe::Hole;
2568		3095
2569	$SIG{FPE} = 'IGNORE';	3096	$SIG{FPE} = 'IGNORE';
2570		3097
2571	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3098	$safe->permit_only (Opcode::opset qw(
		3099	:base_core :base_mem :base_orig :base_math
		3100	grepstart grepwhile mapstart mapwhile
		3101	sort time
		3102	));
2572		3103
2573	# here we export the classes and methods available to script code	3104	# here we export the classes and methods available to script code
2574		3105
2575	=pod	3106	=pod
2576		3107
2577	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2578		3109
2579	cf::object contr pay_amount pay_player map	3110	cf::object
		3111	contr pay_amount pay_player map x y force_find force_add destroy
		3112	insert remove name archname title slaying race decrease split
		3113	value
		3114
2580	cf::object::player player	3115	cf::object::player
2581	cf::player peaceful	3116	player
2582	cf::map trigger	3117
		3118	cf::player
		3119	peaceful
		3120
		3121	cf::map
		3122	trigger
2583		3123
2584	=cut	3124	=cut
2585		3125
2586	for (	3126	for (
2587	["cf::object" => qw(contr pay_amount pay_player map)],	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3128	insert remove inv nrof name archname title slaying race
		3129	decrease split destroy change_exp value msg lore send_msg)],
2588	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2589	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2590	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2591	) {	3133	) {
2592	no strict 'refs';	3134	no strict 'refs';
2593	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2594	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2611	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2612		3154
2613	my $qcode = $code;	3155	my $qcode = $code;
2614	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2615	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2616		3160
2617	local $_;	3161	local $_;
2618	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2619		3163
2620	my $eval =	3164	my $eval =
…		…
2668	# the server's init and main functions	3212	# the server's init and main functions
2669		3213
2670	sub load_facedata($) {	3214	sub load_facedata($) {
2671	my ($path) = @_;	3215	my ($path) = @_;
2672		3216
		3217	# HACK to clear player env face cache, we need some signal framework
		3218	# for this (global event?)
		3219	%ext::player_env::MUSIC_FACE_CACHE = ();
		3220
		3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3222
2673	warn "loading facedata from $path\n";	3223	warn "loading facedata from $path\n";
2674		3224
2675	my $facedata;	3225	my $facedata;
2676	0 < aio_load $path, $facedata	3226	0 < aio_load $path, $facedata
2677	or die "$path: $!";	3227	or die "$path: $!";
…		…
2679	$facedata = Coro::Storable::thaw $facedata;	3229	$facedata = Coro::Storable::thaw $facedata;
2680		3230
2681	$facedata->{version} == 2	3231	$facedata->{version} == 2
2682	or cf::cleanup "$path: version mismatch, cannot proceed.";	3232	or cf::cleanup "$path: version mismatch, cannot proceed.";
2683		3233
		3234	# patch in the exptable
		3235	$facedata->{resource}{"res/exp_table"} = {
		3236	type => FT_RSRC,
		3237	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3238	};
		3239	cf::cede_to_tick;
		3240
2684	{	3241	{
2685	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
2686		3243
2687	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
2688	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
2689	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3247	cf::face::set_visibility $idx, $info->{visibility};
		3248	cf::face::set_magicmap $idx, $info->{magicmap};
2690	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2691	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2692	Coro::cede;	3251
		3252	cf::cede_to_tick;
2693	}	3253	}
2694		3254
2695	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
2696	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
2697	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
2698	or next;	3259	or next;
		3260
2699	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
		3262	cf::face::set_smooth $idx, $smooth;
2700	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2701	} else {	3264	} else {
2702	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
2703	}	3266	}
2704	Coro::cede;	3267
		3268	cf::cede_to_tick;
2705	}	3269	}
2706	}	3270	}
2707		3271
2708	{	3272	{
2709	my $anims = $facedata->{animinfo};	3273	my $anims = $facedata->{animinfo};
2710		3274
2711	while (my ($anim, $info) = each %$anims) {	3275	while (my ($anim, $info) = each %$anims) {
2712	cf::anim::set $anim, $info->{frames}, $info->{facings};	3276	cf::anim::set $anim, $info->{frames}, $info->{facings};
2713	Coro::cede;	3277	cf::cede_to_tick;
2714	}	3278	}
2715		3279
2716	cf::anim::invalidate_all; # d'oh	3280	cf::anim::invalidate_all; # d'oh
2717	}	3281	}
2718		3282
		3283	{
		3284	# TODO: for gcfclient pleasure, we should give resources
		3285	# that gcfclient doesn't grok a >10000 face index.
		3286	my $res = $facedata->{resource};
		3287
		3288	while (my ($name, $info) = each %$res) {
		3289	if (defined $info->{type}) {
		3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3291	my $data;
		3292
		3293	if ($info->{type} & 1) {
		3294	# prepend meta info
		3295
		3296	my $meta = $enc->encode ({
		3297	name => $name,
		3298	%{ $info->{meta} || {} },
		3299	});
		3300
		3301	$data = pack "(w/a*)*", $meta, $info->{data};
		3302	} else {
		3303	$data = $info->{data};
		3304	}
		3305
		3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3307	cf::face::set_type $idx, $info->{type};
		3308	} else {
		3309	$RESOURCE{$name} = $info;
		3310	}
		3311
		3312	cf::cede_to_tick;
		3313	}
		3314	}
		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3317
2719	1	3318	1
2720	}	3319	}
2721		3320
		3321	cf::global->attach (on_resource_update => sub {
		3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3324
		3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3326	my $sound = $soundconf->{compat}[$_]
		3327	or next;
		3328
		3329	my $face = cf::face::find "sound/$sound->[1]";
		3330	cf::sound::set $sound->[0] => $face;
		3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3332	}
		3333
		3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3335	my $face = cf::face::find "sound/$v";
		3336	cf::sound::set $k => $face;
		3337	}
		3338	}
		3339	});
		3340
		3341	register_exticmd fx_want => sub {
		3342	my ($ns, $want) = @_;
		3343
		3344	while (my ($k, $v) = each %$want) {
		3345	$ns->fx_want ($k, $v);
		3346	}
		3347	};
		3348
		3349	sub load_resource_file($) {
		3350	my $guard = lock_acquire "load_resource_file";
		3351
		3352	my $status = load_resource_file_ $_[0];
		3353	get_slot 0.1, 100;
		3354	cf::arch::commit_load;
		3355
		3356	$status
		3357	}
		3358
2722	sub reload_regions {	3359	sub reload_regions {
		3360	# HACK to clear player env face cache, we need some signal framework
		3361	# for this (global event?)
		3362	%ext::player_env::MUSIC_FACE_CACHE = ();
		3363
2723	load_resource_file "$MAPDIR/regions"	3364	load_resource_file "$MAPDIR/regions"
2724	or die "unable to load regions file\n";	3365	or die "unable to load regions file\n";
		3366
		3367	for (cf::region::list) {
		3368	$_->{match} = qr/$_->{match}/
		3369	if exists $_->{match};
		3370	}
2725	}	3371	}
2726		3372
2727	sub reload_facedata {	3373	sub reload_facedata {
2728	load_facedata "$DATADIR/facedata"	3374	load_facedata "$DATADIR/facedata"
2729	or die "unable to load facedata\n";	3375	or die "unable to load facedata\n";
2730	}	3376	}
2731		3377
2732	sub reload_archetypes {	3378	sub reload_archetypes {
2733	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
2734	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
2735	#d# NEED to laod twice to resolve forward references
2736	# this really needs to be done in an extra post-pass
2737	# (which needs to be synchronous, so solve it differently)
2738	load_resource_file "$DATADIR/archetypes"
2739	or die "unable to load archetypes\n";
2740	}	3381	}
2741		3382
2742	sub reload_treasures {	3383	sub reload_treasures {
2743	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
2744	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
2745	}	3386	}
2746		3387
2747	sub reload_resources {	3388	sub reload_resources {
2748	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
2749		3390
		3391	reload_facedata;
		3392	reload_archetypes;
2750	reload_regions;	3393	reload_regions;
2751	reload_facedata;
2752	#reload_archetypes;#d#
2753	reload_archetypes;
2754	reload_treasures;	3394	reload_treasures;
2755		3395
2756	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
2757	}	3397	}
2758		3398
2759	sub init {	3399	sub reload_config {
2760	reload_resources;	3400	warn "reloading config file...\n";
2761	}
2762		3401
2763	sub cfg_load {
2764	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
2765	or return;	3403	or return;
2766		3404
2767	local $/;	3405	local $/;
2768	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
2769		3407
2770	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2771		3409
2772	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2773	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2777	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2778	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
2779	};	3417	};
2780	warn $@ if $@;	3418	warn $@ if $@;
2781	}	3419	}
		3420
		3421	warn "finished reloading resource files\n";
		3422	}
		3423
		3424	sub pidfile() {
		3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3426	or die "$PIDFILE: $!";
		3427	flock $fh, &Fcntl::LOCK_EX
		3428	or die "$PIDFILE: flock: $!";
		3429	$fh
		3430	}
		3431
		3432	# make sure only one server instance is running at any one time
		3433	sub atomic {
		3434	my $fh = pidfile;
		3435
		3436	my $pid = <$fh>;
		3437	kill 9, $pid if $pid > 0;
		3438
		3439	seek $fh, 0, 0;
		3440	print $fh $$;
		3441	}
		3442
		3443	sub main_loop {
		3444	warn "EV::loop starting\n";
		3445	if (1) {
		3446	EV::loop;
		3447	}
		3448	warn "EV::loop returned\n";
		3449	goto &main_loop unless $REALLY_UNLOOP;
2782	}	3450	}
2783		3451
2784	sub main {	3452	sub main {
		3453	cf::init_globals; # initialise logging
		3454
		3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3459
		3460	cf::init_experience;
		3461	cf::init_anim;
		3462	cf::init_attackmess;
		3463	cf::init_dynamic;
		3464
		3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466
2785	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
2786	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
2787	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2788	(async {	3470	(async {
2789	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
2790	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
2791	};	3474	};
2792		3475
2793	cfg_load;	3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
		3480	reload_config;
2794	db_init;	3481	db_init;
		3482
		3483	cf::load_settings;
		3484	cf::load_materials;
		3485	cf::init_uuid;
		3486	cf::init_signals;
		3487	cf::init_commands;
		3488	cf::init_skills;
		3489
		3490	cf::init_beforeplay;
		3491
		3492	atomic;
		3493
2795	load_extensions;	3494	load_extensions;
2796		3495
2797	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
2798	Event::loop;	3497
		3498	# no (long-running) fork's whatsoever before this point(!)
		3499	use POSIX ();
		3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3501
		3502	(pop @POST_INIT)->(0) while @POST_INIT;
		3503	};
		3504
		3505	main_loop;
2799	}	3506	}
2800		3507
2801	#############################################################################	3508	#############################################################################
2802	# initialisation and cleanup	3509	# initialisation and cleanup
2803		3510
2804	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
2805	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
2806	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
2807	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2808	reentrant => 0,
2809	data => WF_AUTOCANCEL,
2810	signal => $signal,
2811	prio => 0,
2812	cb => sub {
2813	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
2814	},
2815	);	3517	};
2816	}	3518	}
2817	}	3519	}
2818		3520
2819	sub write_runtime {	3521	sub write_runtime_sync {
2820	my $runtime = "$LOCALDIR/runtime";
2821
2822	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
2823	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
2824		3524
2825	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2826		3526
2827	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
2828		3528
2829	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2830	or return;	3530	or return;
2831		3531
2832	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
2833	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
2834	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
2844	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
2845		3545
2846	close $fh	3546	close $fh
2847	or return;	3547	or return;
2848		3548
2849	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2850	and return;	3550	and return;
2851		3551
2852	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
2853		3553
2854	1	3554	1
		3555	}
		3556
		3557	our $uuid_lock;
		3558	our $uuid_skip;
		3559
		3560	sub write_uuid_sync($) {
		3561	$uuid_skip ||= $_[0];
		3562
		3563	return if $uuid_lock;
		3564	local $uuid_lock = 1;
		3565
		3566	my $uuid = "$LOCALDIR/uuid";
		3567
		3568	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3569	or return;
		3570
		3571	my $value = uuid_seq uuid_cur;
		3572
		3573	unless ($value) {
		3574	warn "cowardly refusing to write zero uuid value!\n";
		3575	return;
		3576	}
		3577
		3578	my $value = uuid_str $value + $uuid_skip;
		3579	$uuid_skip = 0;
		3580
		3581	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3582	and return;
		3583
		3584	# always fsync - this file is important
		3585	aio_fsync $fh
		3586	and return;
		3587
		3588	close $fh
		3589	or return;
		3590
		3591	aio_rename "$uuid~", $uuid
		3592	and return;
		3593
		3594	warn "uuid file written ($value).\n";
		3595
		3596	1
		3597
		3598	}
		3599
		3600	sub write_uuid($$) {
		3601	my ($skip, $sync) = @_;
		3602
		3603	$sync ? write_uuid_sync $skip
		3604	: async { write_uuid_sync $skip };
2855	}	3605	}
2856		3606
2857	sub emergency_save() {	3607	sub emergency_save() {
2858	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
2859		3609
2860	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
2861		3611
2862	cf::sync_job {	3612	cf::sync_job {
		3613	# this is a trade-off: we want to be very quick here, so
		3614	# save all maps without fsync, and later call a global sync
		3615	# (which in turn might be very very slow)
		3616	local $USE_FSYNC = 0;
		3617
2863	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
2864	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
2865	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
2866	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
2867	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
2868	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
2869	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2870	$pl->save;	3626	$pl->save;
2871	}	3627	}
2872	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
2873		3629
2874	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
2875	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
2876	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
2877	$map->valid or next;	3633	$map->valid or next;
2878	$map->save;	3634	$map->save;
2879	}	3635	}
2880	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
2881		3637
2882	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
2883	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
2884	warn "end emergency database checkpoint\n";	3640	warn "emergency_perl_save: end database checkpoint\n";
		3641
		3642	warn "emergency_perl_save: begin write uuid\n";
		3643	write_uuid_sync 1;
		3644	warn "emergency_perl_save: end write uuid\n";
2885	};	3645	};
2886		3646
		3647	warn "emergency_perl_save: starting sync()\n";
		3648	IO::AIO::aio_sync sub {
		3649	warn "emergency_perl_save: finished sync()\n";
		3650	};
		3651
2887	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
2888	}	3653	}
2889		3654
2890	sub post_cleanup {	3655	sub post_cleanup {
2891	my ($make_core) = @_;	3656	my ($make_core) = @_;
2892		3657
2893	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
2894	if $make_core;	3659	if $make_core;
		3660
		3661	my $fh = pidfile;
		3662	unlink $PIDFILE if <$fh> == $$;
		3663	}
		3664
		3665	# a safer delete_package, copied from Symbol
		3666	sub clear_package($) {
		3667	my $pkg = shift;
		3668
		3669	# expand to full symbol table name if needed
		3670	unless ($pkg =~ /^main::.*::$/) {
		3671	$pkg = "main$pkg" if $pkg =~ /^::/;
		3672	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3673	$pkg .= '::' unless $pkg =~ /::$/;
		3674	}
		3675
		3676	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3677	my $stem_symtab = *{$stem}{HASH};
		3678
		3679	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3680	or return;
		3681
		3682	# clear all symbols
		3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3684	for my $name (keys %$leaf_symtab) {
		3685	_gv_clear *{"$pkg$name"};
		3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3687	}
		3688	warn "cleared package $pkg\n";#d#
2895	}	3689	}
2896		3690
2897	sub do_reload_perl() {	3691	sub do_reload_perl() {
2898	# can/must only be called in main	3692	# can/must only be called in main
2899	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
2900	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
2901	return;	3695	return;
2902	}	3696	}
2903		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
2904	warn "reloading...";	3703	warn "reloading...";
2905		3704
2906	warn "entering sync_job";	3705	warn "entering sync_job";
2907		3706
2908	cf::sync_job {	3707	cf::sync_job {
2909	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
2910	cf::emergency_save;	3709	cf::emergency_save;
2911	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
2912		3711
2913	warn "syncing database to disk";	3712	warn "syncing database to disk";
2914	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
2915		3714
2916	# if anything goes wrong in here, we should simply crash as we already saved	3715	# if anything goes wrong in here, we should simply crash as we already saved
2917		3716
2918	warn "cancelling all WF_AUTOCANCEL watchers";
2919	for (Event::all_watchers) {
2920	$_->cancel if $_->data & WF_AUTOCANCEL;
2921	}
2922
2923	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
2924	for (;;) {
2925	BDB::flush;
2926	IO::AIO::flush;
2927	Coro::cede;
2928	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
2929	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2930	}
2931
2932	++$RELOAD;
2933
2934	warn "cancelling all extension coros";
2935	$_->cancel for values %EXT_CORO;
2936	%EXT_CORO = ();
2937
2938	warn "removing commands";
2939	%COMMAND = ();
2940
2941	warn "removing ext/exti commands";
2942	%EXTCMD = ();
2943	%EXTICMD = ();
2944
2945	warn "unloading/nuking all extensions";
2946	for my $pkg (@EXTS) {
2947	warn "... unloading $pkg";
2948
2949	if (my $cb = $pkg->can ("unload")) {
2950	eval {
2951	$cb->($pkg);
2952	1
2953	} or warn "$pkg unloaded, but with errors: $@";
2954	}	3720	}
2955		3721
2956	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
2957	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
2958	}	3724	%EXT_CORO = ();
2959		3725
2960	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
2961	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
2962	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2963		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
2964	warn "... unloading $k";	3735	warn "... unloading $pkg";
2965	delete $INC{$k};
2966		3736
2967	$k =~ s/\.pm$//;
2968	$k =~ s/\//::/g;
2969
2970	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
2971	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
2972	}	3746	}
2973		3747
2974	Symbol::delete_package $k;	3748	warn "unloading all perl modules loaded from $LIBDIR";
		3749	while (my ($k, $v) = each %INC) {
		3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3751
		3752	warn "... unloading $k";
		3753	delete $INC{$k};
		3754
		3755	$k =~ s/\.pm$//;
		3756	$k =~ s/\//::/g;
		3757
		3758	if (my $cb = $k->can ("unload_module")) {
		3759	$cb->();
		3760	}
		3761
		3762	clear_package $k;
2975	}	3763	}
2976		3764
2977	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
2978	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
2979	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2980		3768
2981	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
2982	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
2983	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2984		3772
2985	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
2986	# and global variables created in xs	3774	# and global variables created in xs
2987	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
2988		3776
2989	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
2990		3778
2991	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
2992	require cf;	3780	require cf;
2993	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
2994		3782
2995	warn "loading config and database again";	3783	warn "loading config and database again";
2996	cf::cfg_load;	3784	cf::reload_config;
2997		3785
2998	warn "loading extensions";	3786	warn "loading extensions";
2999	cf::load_extensions;	3787	cf::load_extensions;
3000		3788
		3789	if ($REATTACH_ON_RELOAD) {
3001	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3002	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3003	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3004	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3005	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3006	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3007		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3008	warn "leaving sync_job";	3801	warn "leaving sync_job";
3009		3802
3010	1	3803	1
3011	} or do {	3804	} or do {
3012	warn $@;	3805	warn $@;
3013	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3014	exit 1;
3015	};	3807	};
3016		3808
3017	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3018	};	3815	};
3019		3816
3020	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3021		3818
3022	sub reload_perl() {	3819	sub reload_perl() {
3023	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3024	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3025		3822
3026	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3027	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3028	after => 0,	3825
3029	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3030	cb => sub {
3031	do_reload_perl;	3827	do_reload_perl;
3032	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3033	},	3829	};
3034	);	3830	};
3035	}	3831	}
3036		3832
3037	register_command "reload" => sub {	3833	register_command "reload" => sub {
3038	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3039		3835
3040	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3041	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3042	async { reload_perl };	3840	reload_perl;
		3841	};
3043	}	3842	}
3044	};	3843	};
3045		3844
3046	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3047		3846
…		…
3049		3848
3050	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3051	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3052		3851
3053	sub wait_for_tick {	3852	sub wait_for_tick {
3054	return unless $TICK_WATCHER->is_active;
3055	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3056		3854
3057	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3058	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3059	$signal->wait;	3857	$signal->wait;
3060	}	3858	}
3061		3859
3062	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3063	return unless $TICK_WATCHER->is_active;
3064	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3065		3862
3066	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3067	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3068	$signal->wait;	3865	$signal->wait;
3069	}	3866	}
3070		3867
3071	my $min = 1e6;#d#	3868	sub tick {
3072	my $avg = 10;
3073	$TICK_WATCHER = Event->timer (
3074	reentrant => 0,
3075	parked => 1,
3076	prio => 0,
3077	at => $NEXT_TICK || $TICK,
3078	data => WF_AUTOCANCEL,
3079	cb => sub {
3080	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3081	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3082	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3083	return;	3872	return;
3084	}	3873	}
3085		3874
3086	$NOW = $tick_start = Event::time;
3087
3088	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3089		3876
3090	0 && sync_job {#d#	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3091	for(1..10) {	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3092	my $t = Event::time;	3879	Coro::async_pool {
3093	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3880	$Coro::current->{desc} = "runtime saver";
3094	or die;	3881	write_runtime_sync
3095		3882	or warn "ERROR: unable to write runtime file: $!";
3096	$map->width (50);
3097	$map->height (50);
3098	$map->alloc;
3099	$map->_load_objects ("/tmp/x.map", 1);
3100	my $t = Event::time - $t;
3101
3102	#next unless $t < 0.0013;#d#
3103	if ($t < $min) {
3104	$min = $t;
3105	}
3106	$avg = $avg * 0.99 + $t * 0.01;
3107	}
3108	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3109	exit 0;
3110	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3111	};	3883	};
		3884	}
3112		3885
3113	$RUNTIME += $TICK;
3114	$NEXT_TICK += $TICK;
3115
3116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3117	$NEXT_RUNTIME_WRITE = $NOW + 10;
3118	Coro::async_pool {
3119	write_runtime
3120	or warn "ERROR: unable to write runtime file: $!";
3121	};
3122	}
3123
3124	# my $AFTER = Event::time;
3125	# warn $AFTER - $NOW;#d#
3126
3127	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3128	$sig->send;	3887	$sig->send;
3129	}	3888	}
3130	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3131	$sig->send;	3890	$sig->send;
3132	}	3891	}
3133		3892
3134	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3135
3136	# if we are delayed by four ticks or more, skip them all
3137	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3138
3139	$TICK_WATCHER->at ($NEXT_TICK);
3140	$TICK_WATCHER->start;
3141
3142	$LOAD = ($NOW - $tick_start) / $TICK;
3143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3144		3895
3145	_post_tick;	3896	if (0) {
3146		3897	if ($NEXT_TICK) {
3147		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3148	},	3902	}
3149	);	3903	}
3150		3904
3151	{	3905	{
3152	BDB::max_poll_time $TICK * 0.1;	3906	# configure BDB
3153	$BDB_POLL_WATCHER = Event->io (	3907
3154	reentrant => 0,
3155	fd => BDB::poll_fileno,
3156	poll => 'r',
3157	prio => 0,
3158	data => WF_AUTOCANCEL,
3159	cb => \&BDB::poll_cb,
3160	);
3161	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3162		3909	BDB::max_poll_reqs $TICK * 0.1;
3163	BDB::set_sync_prepare {	3910	$AnyEvent::BDB::WATCHER->priority (1);
3164	my $status;
3165	my $current = $Coro::current;
3166	(
3167	sub {
3168	$status = $!;
3169	$current->ready; undef $current;
3170	},
3171	sub {
3172	Coro::schedule while defined $current;
3173	$! = $status;
3174	},
3175	)
3176	};
3177		3911
3178	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3179	$DB_ENV = BDB::db_env_create;	3913	$DB_ENV = BDB::db_env_create;
		3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3916	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3917	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3918	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3180		3919
3181	cf::sync_job {	3920	cf::sync_job {
3182	eval {	3921	eval {
3183	BDB::db_env_open	3922	BDB::db_env_open
3184	$DB_ENV,	3923	$DB_ENV,
…		…
3186	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3925	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3187	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3926	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3188	0666;	3927	0666;
3189		3928
3190	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3929	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3191
3192	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3193	$DB_ENV->set_lk_detect;
3194	};	3930	};
3195		3931
3196	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3197	};	3933	};
3198	}	3934	}
		3935
		3936	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3937	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3938	};
		3939	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3941	};
		3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3944	};
3199	}	3945	}
3200		3946
3201	{	3947	{
		3948	# configure IO::AIO
		3949
3202	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3203
3204	undef $Coro::AIO::WATCHER;
3205	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3206	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	fd => IO::AIO::poll_fileno,
3210	poll => 'r',
3211	prio => 6,
3212	cb => \&IO::AIO::poll_cb,
3213	);
3214	}	3953	}
3215		3954
3216	my $_log_backtrace;	3955	my $_log_backtrace;
3217		3956
3218	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3221	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3222		3961
3223	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3224	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3225	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3226	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3227	my @bt = fork_call {	3969	my @bt = fork_call {
3228	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3229	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3230	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3972	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3231	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3239	}	3981	}
3240		3982
3241	@funcs	3983	@funcs
3242	};	3984	};
3243		3985
3244	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3245	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3246	--$_log_backtrace;	3989	--$_log_backtrace;
3247	};	3990	};
3248	} else {	3991	} else {
3249	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3250	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3251	}	3994	}
3252	}	3995	}
3253		3996
3254	# load additional modules	3997	# load additional modules
3255	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3256		4000
3257	END { cf::emergency_save }	4001	END { cf::emergency_save }
3258		4002
3259	1	4003	1
3260		4004

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