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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC vs.
Revision 1.482 by root, Sun Oct 11 05:31:54 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
63		95
64	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	97	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
		110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		116
		117	our $BDB_DEADLOCK_WATCHER;
		118	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	120	our $DB_ENV;
		121
		122	our @EXTRA_MODULES = qw(pod match mapscript);
86		123
87	our %CFG;	124	our %CFG;
88		125
89	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	127	our $RUNTIME;
		128	our $NOW;
91		129
92	our (%PLAYER, %PLAYER_LOADING); # all users	130	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	131	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	132	our $LINK_MAP; # the special {link} map, which is always available
95		133
96	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		136
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
102		146
103	binmode STDOUT;	147	binmode STDOUT;
104	binmode STDERR;	148	binmode STDERR;
105		149
106	# read virtual server time, if available	150	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
111	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
112		158
113	mkdir $_	159	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		161
116	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
117		163
118	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
		173
		174	# this is decidedly evil
		175	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		176
120	#############################################################################	177	#############################################################################
121		178
122	=head2 GLOBAL VARIABLES	179	=head2 GLOBAL VARIABLES
123		180
…		…
159		216
160	The raw value load value from the last tick.	217	The raw value load value from the last tick.
161		218
162	=item %cf::CFG	219	=item %cf::CFG
163		220
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	221	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	222	from wherever your confdir points to.
166		223
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	224	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		225
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	226	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
174		231
175	This array contains the results of the last C<invoke ()> call. When	232	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	233	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	234	that call.
178		235
		236	=item %cf::REFLECT
		237
		238	Contains, for each (C++) class name, a hash reference with information
		239	about object members (methods, scalars, arrays and flags) and other
		240	metadata, which is useful for introspection.
		241
179	=back	242	=back
180		243
181	=cut	244	=cut
182		245
183	BEGIN {	246	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	247	my $msg = join "", @_;
186		248
187	$msg .= "\n"	249	$msg .= "\n"
188	unless $msg =~ /\n$/;	250	unless $msg =~ /\n$/;
189		251
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	252	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		253
192	utf8::encode $msg;
193	LOG llevError, $msg;	254	LOG llevError, $msg;
194	};	255	};
195	}	256
		257	$Coro::State::DIEHOOK = sub {
		258	return unless $^S eq 0; # "eq", not "=="
		259
		260	warn Carp::longmess $_[0];
		261
		262	if ($Coro::current == $Coro::main) {#d#
		263	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		264	return;#d#
		265	}#d#
		266
		267	# kill coroutine otherwise
		268	Coro::terminate
		269	};
196		270
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	271	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	272	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	273	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	274	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	281	for my $pkg (qw(
208	cf::global cf::attachable	282	cf::global cf::attachable
209	cf::object cf::object::player	283	cf::object cf::object::player
210	cf::client cf::player	284	cf::client cf::player
211	cf::arch cf::living	285	cf::arch cf::living
		286	cf::map cf::mapspace
212	cf::map cf::party cf::region	287	cf::party cf::region
213	)) {	288	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	290	}
217		291
218	$Event::DIED = sub {	292	$EV::DIED = sub {
219	warn "error in event callback: @_";	293	warn "error in event callback: @_";
220	};	294	};
221		295
222	#############################################################################	296	#############################################################################
223		297
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	320	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	321	$d
248	} || "[unable to dump $_[0]: '$@']";	322	} || "[unable to dump $_[0]: '$@']";
249	}	323	}
250		324
251	=item $ref = cf::from_json $json	325	=item $ref = cf::decode_json $json
252		326
253	Converts a JSON string into the corresponding perl data structure.	327	Converts a JSON string into the corresponding perl data structure.
254		328
255	=item $json = cf::to_json $ref	329	=item $json = cf::encode_json $ref
256		330
257	Converts a perl data structure into its JSON representation.	331	Converts a perl data structure into its JSON representation.
258		332
259	=cut	333	=cut
260		334
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	335	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		336
263	sub to_json ($) { $json_coder->encode ($_[0]) }	337	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	338	sub decode_json($) { $json_coder->decode ($_[0]) }
		339
		340	=item cf::post_init { BLOCK }
		341
		342	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		343	but I<before> the server starts ticking again.
		344
		345	The cdoeblock will have a single boolean argument to indicate whether this
		346	is a reload or not.
		347
		348	=cut
		349
		350	sub post_init(&) {
		351	push @POST_INIT, shift;
		352	}
265		353
266	=item cf::lock_wait $string	354	=item cf::lock_wait $string
267		355
268	Wait until the given lock is available. See cf::lock_acquire.	356	Wait until the given lock is available. See cf::lock_acquire.
269		357
270	=item my $lock = cf::lock_acquire $string	358	=item my $lock = cf::lock_acquire $string
271		359
272	Wait until the given lock is available and then acquires it and returns	360	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	361	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	362	for example when the coroutine gets canceled), the lock is automatically
275	returned.	363	returned.
276		364
277	Locks are *not* recursive, locking from the same coro twice results in a	365	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	366	deadlocked coro.
…		…
284		372
285	Return true if the lock is currently active, i.e. somebody has locked it.	373	Return true if the lock is currently active, i.e. somebody has locked it.
286		374
287	=cut	375	=cut
288		376
289	our %LOCK;	377	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		378
292	sub lock_wait($) {	379	sub lock_wait($) {
293	my ($key) = @_;	380	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	381	}
306		382
307	sub lock_acquire($) {	383	sub lock_acquire($) {
308	my ($key) = @_;	384	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	385	}
322		386
323	sub lock_active($) {	387	sub lock_active($) {
324	my ($key) = @_;	388	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	389	}
328		390
329	sub freeze_mainloop {	391	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	392	tick_inhibit_inc;
331		393
332	my $guard = Coro::guard {	394	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	395	}
334	};	396
335	$TICK_WATCHER->stop;	397	=item cf::periodic $interval, $cb
336	$guard	398
		399	Like EV::periodic, but randomly selects a starting point so that the actions
		400	get spread over timer.
		401
		402	=cut
		403
		404	sub periodic($$) {
		405	my ($interval, $cb) = @_;
		406
		407	my $start = rand List::Util::min 180, $interval;
		408
		409	EV::periodic $start, $interval, 0, $cb
337	}	410	}
338		411
339	=item cf::get_slot $time[, $priority[, $name]]	412	=item cf::get_slot $time[, $priority[, $name]]
340		413
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	414	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	425	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	426	our $SLOT_QUEUE;
354		427
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	428	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	429	$SLOT_QUEUE = Coro::async {
		430	$Coro::current->desc ("timeslot manager");
		431
357	my $signal = new Coro::Signal;	432	my $signal = new Coro::Signal;
358		433
359	while () {	434	while () {
360	next_job:	435	next_job:
361	my $avail = cf::till_tick;	436	my $avail = cf::till_tick;
…		…
369	}	444	}
370	}	445	}
371	}	446	}
372		447
373	if (@SLOT_QUEUE) {	448	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	449	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	450	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	451	$signal->wait;
377	} else {	452	} else {
378	Coro::schedule;	453	Coro::schedule;
379	}	454	}
380	}	455	}
381	};	456	};
382		457
383	sub get_slot($;$$) {	458	sub get_slot($;$$) {
		459	return if tick_inhibit || $Coro::current == $Coro::main;
		460
384	my ($time, $pri, $name) = @_;	461	my ($time, $pri, $name) = @_;
385		462
386	$time = $TICK * .6 if $time > $TICK * .6;	463	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	464	my $sig = new Coro::Signal;
388		465
…		…
402		479
403	BEGIN { *async = \&Coro::async_pool }	480	BEGIN { *async = \&Coro::async_pool }
404		481
405	=item cf::sync_job { BLOCK }	482	=item cf::sync_job { BLOCK }
406		483
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	484	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	485	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	486	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	487	acceptable.
411		488
412	If it must be done, put the blocking parts into C<sync_job>. This will run	489	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	490	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		495
419	sub sync_job(&) {	496	sub sync_job(&) {
420	my ($job) = @_;	497	my ($job) = @_;
421		498
422	if ($Coro::current == $Coro::main) {	499	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	500	my $time = EV::time;
424		501
425	# this is the main coro, too bad, we have to block	502	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	503	# till the operation succeeds, freezing the server :/
427		504
428	# TODO: use suspend/resume instead	505	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	506
430	my $freeze_guard = freeze_mainloop;	507	my $freeze_guard = freeze_mainloop;
431		508
432	my $busy = 1;	509	my $busy = 1;
433	my @res;	510	my @res;
434		511
435	(async {	512	(async {
		513	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	514	@res = eval { $job->() };
437	warn $@ if $@;	515	warn $@ if $@;
438	undef $busy;	516	undef $busy;
439	})->prio (Coro::PRIO_MAX);	517	})->prio (Coro::PRIO_MAX);
440		518
441	while ($busy) {	519	while ($busy) {
442	Coro::cede or Event::one_event;	520	if (Coro::nready) {
		521	Coro::cede_notself;
		522	} else {
		523	EV::loop EV::LOOP_ONESHOT;
443	}	524	}
		525	}
444		526
445	$time = Event::time - $time;	527	my $time = EV::time - $time;
446		528
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	529	$TICK_START += $time; # do not account sync jobs to server load
451		530
452	wantarray ? @res : $res[0]	531	wantarray ? @res : $res[0]
453	} else {	532	} else {
454	# we are in another coroutine, how wonderful, everything just works	533	# we are in another coroutine, how wonderful, everything just works
455		534
…		…
480	=item fork_call { }, $args	559	=item fork_call { }, $args
481		560
482	Executes the given code block with the given arguments in a seperate	561	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	562	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	563	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	564	never block itself or use any form of event handling.
486		565
487	=cut	566	=cut
488		567
489	sub fork_call(&@) {	568	sub fork_call(&@) {
490	my ($cb, @args) = @_;	569	my ($cb, @args) = @_;
…		…
499	}, @args;	578	}, @args;
500		579
501	wantarray ? @res : $res[-1]	580	wantarray ? @res : $res[-1]
502	}	581	}
503		582
		583	=item $coin = coin_from_name $name
		584
		585	=cut
		586
		587	our %coin_alias = (
		588	"silver" => "silvercoin",
		589	"silvercoin" => "silvercoin",
		590	"silvercoins" => "silvercoin",
		591	"gold" => "goldcoin",
		592	"goldcoin" => "goldcoin",
		593	"goldcoins" => "goldcoin",
		594	"platinum" => "platinacoin",
		595	"platinumcoin" => "platinacoin",
		596	"platinumcoins" => "platinacoin",
		597	"platina" => "platinacoin",
		598	"platinacoin" => "platinacoin",
		599	"platinacoins" => "platinacoin",
		600	"royalty" => "royalty",
		601	"royalties" => "royalty",
		602	);
		603
		604	sub coin_from_name($) {
		605	$coin_alias{$_[0]}
		606	? cf::arch::find $coin_alias{$_[0]}
		607	: undef
		608	}
		609
504	=item $value = cf::db_get $family => $key	610	=item $value = cf::db_get $family => $key
505		611
506	Returns a single value from the environment database.	612	Returns a single value from the environment database.
507		613
508	=item cf::db_put $family => $key => $value	614	=item cf::db_put $family => $key => $value
509		615
510	Stores the given C<$value> in the family. It can currently store binary	616	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	617	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		618
		619	=item $db = cf::db_table "name"
		620
		621	Create and/or open a new database table. The string must not be "db" and must be unique
		622	within each server.
		623
513	=cut	624	=cut
		625
		626	sub db_table($) {
		627	my ($name) = @_;
		628	my $db = BDB::db_create $DB_ENV;
		629
		630	eval {
		631	$db->set_flags (BDB::CHKSUM);
		632
		633	utf8::encode $name;
		634	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		635	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		636	cf::cleanup "db_open(db): $!" if $!;
		637	};
		638	cf::cleanup "db_open(db): $@" if $@;
		639
		640	$db
		641	}
514		642
515	our $DB;	643	our $DB;
516		644
517	sub db_init {	645	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	646	cf::sync_job {
522	eval {	647	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	648	};
532	}	649	}
533		650
534	sub db_get($$) {	651	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	652	my $key = "$_[0]/$_[1]";
536		653
…		…
634		751
635	#############################################################################	752	#############################################################################
636		753
637	=head2 ATTACHABLE OBJECTS	754	=head2 ATTACHABLE OBJECTS
638		755
639	Many objects in crossfire are so-called attachable objects. That means you can	756	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	757	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	758	to it. All such attachable objects support the following methods.
642		759
643	In the following description, CLASS can be any of C<global>, C<object>	760	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	761	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	762	Deliantra).
646		763
647	=over 4	764	=over 4
648		765
649	=item $attachable->attach ($attachment, key => $value...)	766	=item $attachable->attach ($attachment, key => $value...)
650		767
…		…
694	=item cf::CLASS::attachment $name, ...	811	=item cf::CLASS::attachment $name, ...
695		812
696	Register an attachment by C<$name> through which attachable objects of the	813	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	814	given CLASS can refer to this attachment.
698		815
699	Some classes such as crossfire maps and objects can specify attachments	816	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	817	that are attached at load/instantiate time, thus the need for a name.
701		818
702	These calls expect any number of the following handler/hook descriptions:	819	These calls expect any number of the following handler/hook descriptions:
703		820
704	=over 4	821	=over 4
…		…
932	}	1049	}
933		1050
934	0	1051	0
935	}	1052	}
936		1053
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1054	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1055
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1057
941	Generate an object-specific event with the given arguments.	1058	Generate an object-specific event with the given arguments.
942		1059
…		…
948		1065
949	=cut	1066	=cut
950		1067
951	#############################################################################	1068	#############################################################################
952	# object support	1069	# object support
953	#
954		1070
		1071	sub _object_equal($$);
		1072	sub _object_equal($$) {
		1073	my ($a, $b) = @_;
		1074
		1075	return 0 unless (ref $a) eq (ref $b);
		1076
		1077	if ("HASH" eq ref $a) {
		1078	my @ka = keys %$a;
		1079	my @kb = keys %$b;
		1080
		1081	return 0 if @ka != @kb;
		1082
		1083	for (0 .. $#ka) {
		1084	return 0 unless $ka[$_] eq $kb[$_];
		1085	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1086	}
		1087
		1088	} elsif ("ARRAY" eq ref $a) {
		1089
		1090	return 0 if @$a != @$b;
		1091
		1092	for (0 .. $#$a) {
		1093	return 0 unless _object_equal $a->[$_], $b->[$_];
		1094	}
		1095
		1096	} elsif ($a ne $b) {
		1097	return 0;
		1098	}
		1099
		1100	1
		1101	}
		1102
		1103	our $SLOW_MERGES;#d#
955	sub _can_merge {	1104	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1105	my ($ob1, $ob2) = @_;
957		1106
958	local $Storable::canonical = 1;	1107	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1108
962	$fob1 eq $fob2	1109	# we do the slow way here
		1110	return _object_equal $ob1, $ob2
963	}	1111	}
964		1112
965	sub reattach {	1113	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1114	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1115	my ($obj) = @_;
968		1116
		1117	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1118	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1119
971	my $registry = $obj->registry;	1120	my $registry = $obj->registry;
972		1121
973	@$registry = ();	1122	@$registry = ();
974		1123
…		…
989	cf::attachable->attach (	1138	cf::attachable->attach (
990	prio => -1000000,	1139	prio => -1000000,
991	on_instantiate => sub {	1140	on_instantiate => sub {
992	my ($obj, $data) = @_;	1141	my ($obj, $data) = @_;
993		1142
994	$data = from_json $data;	1143	$data = decode_json $data;
995		1144
996	for (@$data) {	1145	for (@$data) {
997	my ($name, $args) = @$_;	1146	my ($name, $args) = @$_;
998		1147
999	$obj->attach ($name, %{$args || {} });	1148	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1162	);
1014		1163
1015	sub object_freezer_save {	1164	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1165	my ($filename, $rdata, $objs) = @_;
1017		1166
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1167	sync_job {
1021	if (length $$rdata) {	1168	if (length $$rdata) {
		1169	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1170	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1171	$decname, length $$rdata, scalar @$objs;
1024		1172
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1174	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1176	if ($cf::USE_FSYNC) {
		1177	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;
		1178	aio_fsync $fh;
		1179	}
1029	close $fh;	1180	aio_close $fh;
1030		1181
1031	if (@$objs) {	1182	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1183	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1184	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1185	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1186	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1037	close $fh;	1191	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1192	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1193	}
1040	} else {	1194	} else {
1041	aio_unlink "$filename.pst";	1195	aio_unlink "$filename.pst";
1042	}	1196	}
1043		1197
1044	aio_rename "$filename~", $filename;	1198	aio_rename "$filename~", $filename;
		1199
		1200	$filename =~ s%/[^/]+$%%;
		1201	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1202	} else {
1046	warn "FATAL: $filename~: $!\n";	1203	warn "unable to save objects: $filename~: $!\n";
1047	}	1204	}
1048	} else {	1205	} else {
1049	aio_unlink $filename;	1206	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1207	aio_unlink "$filename.pst";
1051	}	1208	}
1052	};	1209	};
1053
1054	undef $guard;
1055	}	1210	}
1056		1211
1057	sub object_freezer_as_string {	1212	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1213	my ($rdata, $objs) = @_;
1059		1214
…		…
1064		1219
1065	sub object_thawer_load {	1220	sub object_thawer_load {
1066	my ($filename) = @_;	1221	my ($filename) = @_;
1067		1222
1068	my ($data, $av);	1223	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1224
1072	(aio_load $filename, $data) >= 0	1225	(aio_load $filename, $data) >= 0
1073	or return;	1226	or return;
1074		1227
1075	unless (aio_stat "$filename.pst") {	1228	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1229	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1230	or return;
1078		1231
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1232	my $st = eval { Coro::Storable::thaw $av };
		1233	$av = $st->{objs};
1081	}	1234	}
1082		1235
		1236	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1237	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1238	$decname, length $data, scalar @{$av || []};
1085		1239
1086	($data, $av)	1240	($data, $av)
1087	}	1241	}
1088		1242
1089	=head2 COMMAND CALLBACKS	1243	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1299	my ($name, $cb) = @_;
1146		1300
1147	$EXTICMD{$name} = $cb;	1301	$EXTICMD{$name} = $cb;
1148	}	1302	}
1149		1303
		1304	use File::Glob ();
		1305
1150	cf::player->attach (	1306	cf::player->attach (
1151	on_command => sub {	1307	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1308	my ($pl, $name, $params) = @_;
1153		1309
1154	my $cb = $COMMAND{$name}	1310	my $cb = $COMMAND{$name}
…		…
1186		1342
1187	cf::override;	1343	cf::override;
1188	},	1344	},
1189	);	1345	);
1190		1346
		1347	# "readahead" all extensions
		1348	sub cache_extensions {
		1349	my $grp = IO::AIO::aio_group;
		1350
		1351	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1352	for (grep /\.ext$/, @{$_[0]}) {
		1353	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1354	}
		1355	};
		1356
		1357	$grp
		1358	}
		1359
1191	sub load_extensions {	1360	sub load_extensions {
1192	cf::sync_job {	1361	cf::sync_job {
1193	my %todo;	1362	my %todo;
1194		1363
1195	for my $path (<$LIBDIR/*.ext>) {	1364	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1383
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1386
1218	$ext{source} =	1387	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1389	. "#line 1 \"$path\"\n{\n"
1221	. $source	1390	. $source
1222	. "\n};\n1";	1391	. "\n};\n1";
1223		1392
1224	$todo{$base} = \%ext;	1393	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1409	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1410	: "$v->{base}: extension inactive.\n";
1242		1411
1243	if (exists $v->{meta}{mandatory}) {	1412	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1413	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1414	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1415	}
1248		1416
1249	warn $msg;	1417	warn $msg;
1250	}	1418	}
1251		1419
…		…
1265		1433
1266	=back	1434	=back
1267		1435
1268	=head2 CORE EXTENSIONS	1436	=head2 CORE EXTENSIONS
1269		1437
1270	Functions and methods that extend core crossfire objects.	1438	Functions and methods that extend core deliantra objects.
1271		1439
1272	=cut	1440	=cut
1273		1441
1274	package cf::player;	1442	package cf::player;
1275		1443
1276	use Coro::AIO;	1444	use Coro::AIO;
1277		1445
1278	=head3 cf::player	1446	=head3 cf::player
1279		1447
1280	=over 4	1448	=over 4
		1449
		1450	=item cf::player::num_playing
		1451
		1452	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1453
		1454	=cut
		1455
		1456	sub num_playing {
		1457	scalar grep
		1458	$_->ob->map
		1459	&& !$_->hidden
		1460	&& !$_->ob->flag (cf::FLAG_WIZ),
		1461	cf::player::list
		1462	}
1281		1463
1282	=item cf::player::find $login	1464	=item cf::player::find $login
1283		1465
1284	Returns the given player object, loading it if necessary (might block).	1466	Returns the given player object, loading it if necessary (might block).
1285		1467
…		…
1304		1486
1305	sub exists($) {	1487	sub exists($) {
1306	my ($login) = @_;	1488	my ($login) = @_;
1307		1489
1308	$cf::PLAYER{$login}	1490	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1491	or !aio_stat path $login
1310	}	1492	}
1311		1493
1312	sub find($) {	1494	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1495	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1496	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1506	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1507
1326	my $f = new_from_file cf::object::thawer path $login	1508	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1509	or return;
1328		1510
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1511	my $pl = cf::player::load_pl $f
1331	or return;	1512	or return;
		1513
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1514	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1515	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1516	$cf::PLAYER{$login} = $pl
1335	}	1517	}
1336	}	1518	}
…		…
1346		1528
1347	return if $pl->{deny_save};	1529	return if $pl->{deny_save};
1348		1530
1349	aio_mkdir playerdir $pl, 0770;	1531	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1532	$pl->{last_save} = $cf::RUNTIME;
		1533
		1534	cf::get_slot 0.01;
1351		1535
1352	$pl->save_pl ($path);	1536	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1537	cf::cede_to_tick;
1354	}	1538	}
1355		1539
…		…
1387	my ($pl) = @_;	1571	my ($pl) = @_;
1388		1572
1389	my $name = $pl->ob->name;	1573	my $name = $pl->ob->name;
1390		1574
1391	$pl->{deny_save} = 1;	1575	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1577
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1579	$pl->deactivate;
		1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1581	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1583	$pl->ns->destroy if $pl->ns;
1398		1584
1399	my $path = playerdir $pl;	1585	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1586	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1625
1440	for my $login (@$dirs) {	1626	for my $login (@$dirs) {
1441	my $path = path $login;	1627	my $path = path $login;
1442		1628
1443	# a .pst is a dead give-away for a valid player	1629	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1630	# if no pst file found, open and chekc for blocked users
		1631	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1632	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1633	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1634	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1635	}
1449		1636
…		…
1480	}	1667	}
1481		1668
1482	\@paths	1669	\@paths
1483	}	1670	}
1484		1671
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1672	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1673
1487	Expand crossfire pod fragments into protocol xml.	1674	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1675
1536	=item $player->ext_reply ($msgid, @msg)	1676	=item $player->ext_reply ($msgid, @msg)
1537		1677
1538	Sends an ext reply to the player.	1678	Sends an ext reply to the player.
1539		1679
…		…
1606	our $MAX_RESET = 3600;	1746	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1747	our $DEFAULT_RESET = 3000;
1608		1748
1609	sub generate_random_map {	1749	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1750	my ($self, $rmp) = @_;
		1751
		1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1753
1611	# mit "rum" bekleckern, nicht	1754	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1755	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1880
1738	# the temporary/swap location	1881	# the temporary/swap location
1739	sub save_path {	1882	sub save_path {
1740	my ($self) = @_;	1883	my ($self) = @_;
1741		1884
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1885	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1886	"$TMPDIR/$path.map"
1744	}	1887	}
1745		1888
1746	# the unique path, undef == no special unique path	1889	# the unique path, undef == no special unique path
1747	sub uniq_path {	1890	sub uniq_path {
1748	my ($self) = @_;	1891	my ($self) = @_;
1749		1892
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1894	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1895	}
1762		1896
1763	sub decay_objects {	1897	sub decay_objects {
1764	my ($self) = @_;	1898	my ($self) = @_;
1765		1899
…		…
1849	sub find {	1983	sub find {
1850	my ($path, $origin) = @_;	1984	my ($path, $origin) = @_;
1851		1985
1852	$path = normalise $path, $origin && $origin->path;	1986	$path = normalise $path, $origin && $origin->path;
1853		1987
1854	cf::lock_wait "map_data:$path";#d#remove	1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1989	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1990
1857	$cf::MAP{$path} || do {	1991	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1992	my $map = new_from_path cf::map $path
1862	or return;	1993	or return;
1863		1994
1864	$map->{last_save} = $cf::RUNTIME;	1995	$map->{last_save} = $cf::RUNTIME;
1865		1996
…		…
1867	or return;	1998	or return;
1868		1999
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2001	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2002	#$cf::WAIT_FOR_TICK->wait;
		2003	undef $guard2;
1872	undef $guard1;	2004	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2005	$map->reset;
1875	return find $path;	2006	return find $path;
1876	}	2007	}
1877		2008
1878	$cf::MAP{$path} = $map	2009	$cf::MAP{$path} = $map
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2036	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2037	$f->skip_block;
1907	$self->_load_objects ($f)	2038	$self->_load_objects ($f)
1908	or return;	2039	or return;
1909		2040
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2041	$self->post_load_original
1911	if delete $self->{load_original};	2042	if delete $self->{load_original};
1912		2043
1913	if (my $uniq = $self->uniq_path) {	2044	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2045	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2046	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2064	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2065	$self->decay_objects;
1935	$self->fix_auto_apply;	2066	$self->fix_auto_apply;
1936	$self->update_buttons;	2067	$self->update_buttons;
1937	cf::cede_to_tick;	2068	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2069	$self->activate;
1941	}	2070	}
1942		2071
1943	$self->{last_save} = $cf::RUNTIME;	2072	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2073	$self->last_access ($cf::RUNTIME);
1945		2074
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2075	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2076	}
1948		2077
1949	$self->post_load;	2078	$self->post_load;
1950	}	2079	}
1951		2080
…		…
2009	my ($path, $origin, $load) = @_;	2138	my ($path, $origin, $load) = @_;
2010		2139
2011	$path = normalise $path, $origin && $origin->{path};	2140	$path = normalise $path, $origin && $origin->{path};
2012		2141
2013	if (my $map = $cf::MAP{$path}) {	2142	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2143	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2144	}
2016		2145
2017	$MAP_PREFETCH{$path} |= $load;	2146	$MAP_PREFETCH{$path} |= $load;
2018		2147
2019	$MAP_PREFETCHER ||= cf::async {	2148	$MAP_PREFETCHER ||= cf::async {
		2149	$Coro::current->{desc} = "map prefetcher";
		2150
2020	while (%MAP_PREFETCH) {	2151	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2152	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2153	if (my $map = find $k) {
2023	$map->load if $v;	2154	$map->load if $v;
2024	}	2155	}
…		…
2050	return if $self->{deny_save};	2181	return if $self->{deny_save};
2051		2182
2052	local $self->{last_access} = $self->last_access;#d#	2183	local $self->{last_access} = $self->last_access;#d#
2053		2184
2054	cf::async {	2185	cf::async {
		2186	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2187	$_->contr->save for $self->players;
2056	};	2188	};
		2189
		2190	cf::get_slot 0.02;
2057		2191
2058	if ($uniq) {	2192	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2195	} else {
…		…
2070	$self->save;	2204	$self->save;
2071		2205
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2207
2074	return if $self->players;	2208	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2209	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2210	return if $self->{deny_save};
2077		2211
2078	$self->in_memory (cf::MAP_SWAPPED);	2212	$self->in_memory (cf::MAP_SWAPPED);
2079		2213
2080	$self->deactivate;	2214	$self->deactivate;
…		…
2105		2239
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";	2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107		2241
2108	return if $self->players;	2242	return if $self->players;
2109		2243
2110	warn "resetting map ", $self->path;	2244	warn "resetting map ", $self->path, "\n";
2111		2245
2112	$self->in_memory (cf::MAP_SWAPPED);	2246	$self->in_memory (cf::MAP_SWAPPED);
2113		2247
2114	# need to save uniques path	2248	# need to save uniques path
2115	unless ($self->{deny_save}) {	2249	unless ($self->{deny_save}) {
…		…
2198		2332
2199	sub unique_maps() {	2333	sub unique_maps() {
2200	[	2334	[
2201	map {	2335	map {
2202	utf8::decode $_;	2336	utf8::decode $_;
2203	/\.map$/	2337	s/\.map$//; # TODO future compatibility hack
		2338	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2339	? ()
2204	? normalise $_	2340	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2341	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2342	]
2208	}	2343	}
2209		2344
2210	package cf;
2211
2212	=back	2345	=back
2213		2346
2214	=head3 cf::object	2347	=head3 cf::object
2215		2348
2216	=cut	2349	=cut
…		…
2219		2352
2220	=over 4	2353	=over 4
2221		2354
2222	=item $ob->inv_recursive	2355	=item $ob->inv_recursive
2223		2356
2224	Returns the inventory of the object _and_ their inventories, recursively.	2357	Returns the inventory of the object I<and> their inventories, recursively,
		2358	but I<not> the object itself.
2225		2359
2226	=cut	2360	=cut
2227		2361
2228	sub inv_recursive_;	2362	sub inv_recursive_;
2229	sub inv_recursive_ {	2363	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2368	inv_recursive_ inv $_[0]
2235	}	2369	}
2236		2370
2237	=item $ref = $ob->ref	2371	=item $ref = $ob->ref
2238		2372
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2373	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2374
2241	=item $ob = cf::object::deref ($refstring)	2375	=item $ob = cf::object::deref ($refstring)
2242		2376
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2377	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2378	even if the object actually exists. May block.
…		…
2246	=cut	2380	=cut
2247		2381
2248	sub deref {	2382	sub deref {
2249	my ($ref) = @_;	2383	my ($ref) = @_;
2250		2384
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2385	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2386	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2387	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2388	or return;
2258	$pl->ob->uuid eq $uuid	2389	$pl->ob->uuid eq $uuid
2259	or return;	2390	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2410	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2411	dialogue with the given NPC character.
2281		2412
2282	=cut	2413	=cut
2283		2414
		2415	our $SAY_CHANNEL = {
		2416	id => "say",
		2417	title => "Map",
		2418	reply => "say ",
		2419	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2420	};
		2421
		2422	our $CHAT_CHANNEL = {
		2423	id => "chat",
		2424	title => "Chat",
		2425	reply => "chat ",
		2426	tooltip => "Player chat and shouts, global to the server.",
		2427	};
		2428
2284	# rough implementation of a future "reply" method that works	2429	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2430	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2431	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2432	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2433	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2444	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2445	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2446
2302	} else {	2447	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2448	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2449	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2450	}
2306	}	2451	}
2307	}	2452	}
2308		2453
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2454	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2479
2335	=item $player_object->enter_link	2480	=item $player_object->enter_link
2336		2481
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2482	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2483
2339	The player should be reasonably safe there for short amounts of time. You	2484	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2486	though, as the palyer cannot control the character while it is on the link
		2487	map.
2341		2488
2342	Will never block.	2489	Will never block.
2343		2490
2344	=item $player_object->leave_link ($map, $x, $y)	2491	=item $player_object->leave_link ($map, $x, $y)
2345		2492
…		…
2403		2550
2404	$map->load;	2551	$map->load;
2405	$map->load_neighbours;	2552	$map->load_neighbours;
2406		2553
2407	return unless $self->contr->active;	2554	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2555
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2557	$self->enter_map ($map, $x, $y);
		2558
		2559	# only activate afterwards, to support waiting in hooks
		2560	$self->activate_recursive;
2412	}	2561	}
2413		2562
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2415		2564
2416	Moves the player to the given map-path and coordinates by first freezing	2565	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2566	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2567	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2568	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2569	be called at the end of this process.
2421		2570
		2571	Note that $check will be called with a potentially non-loaded map, so if
		2572	it needs a loaded map it has to call C<< ->load >>.
		2573
2422	=cut	2574	=cut
2423		2575
2424	our $GOTOGEN;	2576	our $GOTOGEN;
2425		2577
2426	sub cf::object::player::goto {	2578	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2582	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2583
2432	$self->enter_link;	2584	$self->enter_link;
2433		2585
2434	(async {	2586	(async {
		2587	$Coro::current->{desc} = "player::goto $path $x $y";
		2588
		2589	# *tag paths override both path and x|y
		2590	if ($path =~ /^\*(.*)$/) {
		2591	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2592	my $ob = $obs[rand @obs];
		2593
		2594	# see if we actually can go there
		2595	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2596	$ob = $obs[rand @obs];
		2597	} else {
		2598	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2599	}
		2600	# else put us there anyways for now #d#
		2601
		2602	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2603	} else {
		2604	($path, $x, $y) = (undef, undef, undef);
		2605	}
		2606	}
		2607
2435	my $map = eval {	2608	my $map = eval {
2436	my $map = cf::map::find $path;	2609	my $map = defined $path ? cf::map::find $path : undef;
2437		2610
2438	if ($map) {	2611	if ($map) {
2439	$map = $map->customise_for ($self);	2612	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2613	$map = $check->($map) if $check && $map;
2441	} else {	2614	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2615	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2616	}
2444		2617
2445	$map	2618	$map
2446	};	2619	};
2447		2620
…		…
2483	}	2656	}
2484		2657
2485	sub prepare_random_map {	2658	sub prepare_random_map {
2486	my ($exit) = @_;	2659	my ($exit) = @_;
2487		2660
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2661	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2662	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2663	# that depends on the exit object
2493		2664
2494	my $rmp = parse_random_map_params $exit->msg;	2665	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2667	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2668	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2669	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2670	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2671	$rmp->{origin_y} = $exit->y;
		2672
		2673	$exit->map->touch;
2501	}	2674	}
2502		2675
2503	$rmp->{random_seed} ||= $exit->random_seed;	2676	$rmp->{random_seed} ||= $exit->random_seed;
2504		2677
2505	my $data = cf::to_json $rmp;	2678	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2679	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2680	my $meta = "$RANDOMDIR/$md5.meta";
2508		2681
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2682	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2683	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2684	undef $fh;
2512	aio_rename "$meta~", $meta;	2685	aio_rename "$meta~", $meta;
2513		2686
		2687	my $slaying = "?random/$md5";
		2688
		2689	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2690	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2691	$exit->msg (undef);
		2692	}
2516	}	2693	}
2517	}	2694	}
2518		2695
2519	sub cf::object::player::enter_exit {	2696	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2697	my ($self, $exit) = @_;
2521		2698
2522	return unless $self->type == cf::PLAYER;	2699	return unless $self->type == cf::PLAYER;
2523		2700
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2701	$self->enter_link;
2536		2702
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2703	(async {
2542	$self->deactivate_recursive; # just to be sure	2704	$Coro::current->{desc} = "enter_exit";
		2705
2543	unless (eval {	2706	unless (eval {
		2707	$self->deactivate_recursive; # just to be sure
		2708
		2709	# random map handling
		2710	{
		2711	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2712
		2713	prepare_random_map $exit
		2714	if $exit->slaying eq "/!";
		2715	}
		2716
		2717	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2718	my $x = $exit->stats->hp;
		2719	my $y = $exit->stats->sp;
		2720
2544	$self->goto ($slaying, $hp, $sp);	2721	$self->goto ($map, $x, $y);
2545		2722
		2723	# if exit is damned, update players death & WoR home-position
		2724	$self->contr->savebed ($map, $x, $y)
		2725	if $exit->flag (cf::FLAG_DAMNED);
		2726
2546	1;	2727	1
2547	}) {	2728	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2729	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2730	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2731	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2732	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2733
2553	warn "ERROR in enter_exit: $@";	2734	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2762	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2763	the message unless the client supports the msg packet.
2583		2764
2584	=cut	2765	=cut
2585		2766
		2767	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2768	our %CHANNEL = (
2587	"c/identify" => {	2769	"c/identify" => {
2588	id => "identify",	2770	id => "infobox",
2589	title => "Identify",	2771	title => "Identify",
2590	reply => undef,	2772	reply => undef,
2591	tooltip => "Items recently identified",	2773	tooltip => "Items recently identified",
2592	},	2774	},
2593	"c/examine" => {	2775	"c/examine" => {
2594	id => "examine",	2776	id => "infobox",
2595	title => "Examine",	2777	title => "Examine",
2596	reply => undef,	2778	reply => undef,
2597	tooltip => "Signs and other items you examined",	2779	tooltip => "Signs and other items you examined",
2598	},	2780	},
		2781	"c/book" => {
		2782	id => "infobox",
		2783	title => "Book",
		2784	reply => undef,
		2785	tooltip => "The contents of a note or book",
		2786	},
		2787	"c/lookat" => {
		2788	id => "infobox",
		2789	title => "Look",
		2790	reply => undef,
		2791	tooltip => "What you saw there",
		2792	},
		2793	"c/who" => {
		2794	id => "infobox",
		2795	title => "Players",
		2796	reply => undef,
		2797	tooltip => "Shows players who are currently online",
		2798	},
		2799	"c/body" => {
		2800	id => "infobox",
		2801	title => "Body Parts",
		2802	reply => undef,
		2803	tooltip => "Shows which body parts you posess and are available",
		2804	},
		2805	"c/statistics" => {
		2806	id => "infobox",
		2807	title => "Statistics",
		2808	reply => undef,
		2809	tooltip => "Shows your primary statistics",
		2810	},
		2811	"c/skills" => {
		2812	id => "infobox",
		2813	title => "Skills",
		2814	reply => undef,
		2815	tooltip => "Shows your experience per skill and item power",
		2816	},
		2817	"c/shopitems" => {
		2818	id => "infobox",
		2819	title => "Shop Items",
		2820	reply => undef,
		2821	tooltip => "Shows the items currently for sale in this shop",
		2822	},
		2823	"c/resistances" => {
		2824	id => "infobox",
		2825	title => "Resistances",
		2826	reply => undef,
		2827	tooltip => "Shows your resistances",
		2828	},
		2829	"c/pets" => {
		2830	id => "infobox",
		2831	title => "Pets",
		2832	reply => undef,
		2833	tooltip => "Shows information abotu your pets/a specific pet",
		2834	},
		2835	"c/perceiveself" => {
		2836	id => "infobox",
		2837	title => "Perceive Self",
		2838	reply => undef,
		2839	tooltip => "You gained detailed knowledge about yourself",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	"c/death" => {
		2860	id => "death",
		2861	title => "Death",
		2862	reply => undef,
		2863	tooltip => "Reason for and more info about your most recent death",
		2864	},
		2865	"c/say" => $SAY_CHANNEL,
		2866	"c/chat" => $CHAT_CHANNEL,
2599	);	2867	);
2600		2868
2601	sub cf::client::send_msg {	2869	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2870	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2871
2604	$msg = $self->pl->expand_cfpod ($msg);	2872	$msg = $self->pl->expand_cfpod ($msg)
		2873	unless $color & cf::NDI_VERBATIM;
2605		2874
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2876
2608	# check predefined channels, for the benefit of C	2877	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
2610		2880
		2881	$self->ext_msg (channel_info => $channel);
		2882	$channel = $channel->{id};
		2883
2611	if (ref $channel) {	2884	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2885	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2886	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2887	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2888	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	2889	}
2618		2890
2619	$channel = $channel->{id};	2891	$channel = $channel->{id};
2620	}	2892	}
2621		2893
2622	return unless @extra || length $msg;	2894	return unless @extra || length $msg;
2623		2895
2624	if ($self->can_msg) {
2625	# default colour, mask it out	2896	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2897	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2898	if $color & cf::NDI_DEF;
2628		2899
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2900	my $pkt = "msg "
		2901	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	2903	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		2904
2643	$color &= cf::NDI_COLOR_MASK;	2905	# try lzf for large packets
		2906	$pkt = "lzf " . Compress::LZF::compress $pkt
		2907	if 1024 <= length $pkt and $self->{can_lzf};
2644		2908
2645	utf8::encode $msg;	2909	# split very large packets
2646		2910	if (8192 < length $pkt and $self->{can_lzf}) {
2647	if (0 && $msg =~ /\[/) {	2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2648	# COMMAND/INFO	2912	$pkt = "frag";
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}	2913	}
		2914
		2915	$self->send_packet ($pkt);
2656	}	2916	}
2657		2917
2658	=item $client->ext_msg ($type, @msg)	2918	=item $client->ext_msg ($type, @msg)
2659		2919
2660	Sends an ext event to the client.	2920	Sends an ext event to the client.
…		…
2833	=pod	3093	=pod
2834		3094
2835	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
2836		3096
2837	cf::object	3097	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3098	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3099	insert remove name archname title slaying race decrease split
		3100	value
2840		3101
2841	cf::object::player	3102	cf::object::player
2842	player	3103	player
2843		3104
2844	cf::player	3105	cf::player
…		…
2849		3110
2850	=cut	3111	=cut
2851		3112
2852	for (	3113	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3114	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3115	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3116	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3117	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3118	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3119	["cf::map" => qw(trigger)],
2859	) {	3120	) {
2860	no strict 'refs';	3121	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3122	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879	my ($code, %vars) = @_;	3140	my ($code, %vars) = @_;
2880		3141
2881	my $qcode = $code;	3142	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3144	$qcode =~ s/\n/\\n/g;
		3145
		3146	%vars = (_dummy => 0) unless %vars;
2884		3147
2885	local $_;	3148	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;	3149	local @safe::cf::_safe_eval_args = values %vars;
2887		3150
2888	my $eval =	3151	my $eval =
…		…
2965	{	3228	{
2966	my $faces = $facedata->{faceinfo};	3229	my $faces = $facedata->{faceinfo};
2967		3230
2968	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3232	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3233
2970	cf::face::set_visibility $idx, $info->{visibility};	3234	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3235	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3236	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3237	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3238
2975	cf::cede_to_tick;	3239	cf::cede_to_tick;
2976	}	3240	}
2977		3241
2978	while (my ($face, $info) = each %$faces) {	3242	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3243	next unless $info->{smooth};
		3244
2980	my $idx = cf::face::find $face	3245	my $idx = cf::face::find $face
2981	or next;	3246	or next;
		3247
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3248	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3249	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3250	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3251	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3252	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3270	{
3005	# TODO: for gcfclient pleasure, we should give resources	3271	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3272	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3273	my $res = $facedata->{resource};
3008		3274
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3275	while (my ($name, $info) = each %$res) {
		3276	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3277	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3278	my $data;
3014		3279
3015	if ($info->{type} & 1) {	3280	if ($info->{type} & 1) {
3016	# prepend meta info	3281	# prepend meta info
3017		3282
3018	my $meta = $enc->encode ({	3283	my $meta = $enc->encode ({
3019	name => $name,	3284	name => $name,
3020	%{ $info->{meta} || {} },	3285	%{ $info->{meta} || {} },
3021	});	3286	});
3022		3287
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3288	$data = pack "(w/a*)*", $meta, $info->{data};
		3289	} else {
		3290	$data = $info->{data};
		3291	}
		3292
		3293	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3294	cf::face::set_type $idx, $info->{type};
3024	} else {	3295	} else {
3025	$data = $info->{data};	3296	$RESOURCE{$name} = $info;
3026	}	3297	}
3027		3298
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3299	cf::cede_to_tick;
3032	}	3300	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3301	}
		3302
		3303	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3304
3053	1	3305	1
3054	}	3306	}
		3307
		3308	cf::global->attach (on_resource_update => sub {
		3309	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3310	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3311
		3312	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3313	my $sound = $soundconf->{compat}[$_]
		3314	or next;
		3315
		3316	my $face = cf::face::find "sound/$sound->[1]";
		3317	cf::sound::set $sound->[0] => $face;
		3318	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3319	}
		3320
		3321	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3322	my $face = cf::face::find "sound/$v";
		3323	cf::sound::set $k => $face;
		3324	}
		3325	}
		3326	});
3055		3327
3056	register_exticmd fx_want => sub {	3328	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3329	my ($ns, $want) = @_;
3058		3330
3059	while (my ($k, $v) = each %$want) {	3331	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3332	$ns->fx_want ($k, $v);
3061	}	3333	}
3062	};	3334	};
		3335
		3336	sub load_resource_file($) {
		3337	my $guard = lock_acquire "load_resource_file";
		3338
		3339	my $status = load_resource_file_ $_[0];
		3340	get_slot 0.1, 100;
		3341	cf::arch::commit_load;
		3342
		3343	$status
		3344	}
3063		3345
3064	sub reload_regions {	3346	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3347	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3348	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3349	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3363	}
3082		3364
3083	sub reload_archetypes {	3365	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3366	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3367	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3368	}
3092		3369
3093	sub reload_treasures {	3370	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3371	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3372	or die "unable to load treasurelists\n";
3096	}	3373	}
3097		3374
3098	sub reload_resources {	3375	sub reload_resources {
3099	warn "reloading resource files...\n";	3376	warn "reloading resource files...\n";
3100		3377
		3378	reload_facedata;
		3379	reload_archetypes;
3101	reload_regions;	3380	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3381	reload_treasures;
3106		3382
3107	warn "finished reloading resource files\n";	3383	warn "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3384	}
3113		3385
3114	sub reload_config {	3386	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3387	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3388	or return;
3117		3389
3118	local $/;	3390	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3391	*CFG = YAML::Load <$fh>;
3120		3392
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3394
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3130	};	3402	};
3131	warn $@ if $@;	3403	warn $@ if $@;
3132	}	3404	}
3133	}	3405	}
3134		3406
		3407	sub pidfile() {
		3408	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3409	or die "$PIDFILE: $!";
		3410	flock $fh, &Fcntl::LOCK_EX
		3411	or die "$PIDFILE: flock: $!";
		3412	$fh
		3413	}
		3414
		3415	# make sure only one server instance is running at any one time
		3416	sub atomic {
		3417	my $fh = pidfile;
		3418
		3419	my $pid = <$fh>;
		3420	kill 9, $pid if $pid > 0;
		3421
		3422	seek $fh, 0, 0;
		3423	print $fh $$;
		3424	}
		3425
		3426	sub main_loop {
		3427	warn "EV::loop starting\n";
		3428	if (1) {
		3429	EV::loop;
		3430	}
		3431	warn "EV::loop returned\n";
		3432	goto &main_loop unless $REALLY_UNLOOP;
		3433	}
		3434
3135	sub main {	3435	sub main {
		3436	cf::init_globals; # initialise logging
		3437
		3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3442
		3443	cf::init_experience;
		3444	cf::init_anim;
		3445	cf::init_attackmess;
		3446	cf::init_dynamic;
		3447
		3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3449
3136	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3453	(async {
3140	Event::one_event;	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3455	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3142	};	3457	};
3143		3458
		3459	evthread_start IO::AIO::poll_fileno;
		3460
		3461	cf::sync_job {
		3462	reload_resources;
3144	reload_config;	3463	reload_config;
3145	db_init;	3464	db_init;
		3465
		3466	cf::load_settings;
		3467	cf::load_materials;
		3468	cf::init_uuid;
		3469	cf::init_signals;
		3470	cf::init_commands;
		3471	cf::init_skills;
		3472
		3473	cf::init_beforeplay;
		3474
		3475	atomic;
		3476
3146	load_extensions;	3477	load_extensions;
3147		3478
3148	$TICK_WATCHER->start;	3479	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3480
		3481	# no (long-running) fork's whatsoever before this point(!)
		3482	use POSIX ();
		3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3484
		3485	(pop @POST_INIT)->(0) while @POST_INIT;
		3486	};
		3487
		3488	main_loop;
3150	}	3489	}
3151		3490
3152	#############################################################################	3491	#############################################################################
3153	# initialisation and cleanup	3492	# initialisation and cleanup
3154		3493
3155	# install some emergency cleanup handlers	3494	# install some emergency cleanup handlers
3156	BEGIN {	3495	BEGIN {
		3496	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3497	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3498	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3499	cf::cleanup "SIG$signal";
3165	},
3166	);	3500	};
3167	}	3501	}
3168	}	3502	}
3169		3503
3170	sub write_runtime {	3504	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3505	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3506	# the fsync below can take a very very long time.
3175		3507
3176	IO::AIO::aio_utime $runtime, undef, undef;	3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3509
3178	my $guard = cf::lock_acquire "write_runtime";	3510	my $guard = cf::lock_acquire "write_runtime";
3179		3511
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3513	or return;
3182		3514
3183	my $value = $cf::RUNTIME + 90 + 10;	3515	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3516	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3517	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3527	aio_utime $fh, undef, undef;
3196		3528
3197	close $fh	3529	close $fh
3198	or return;	3530	or return;
3199		3531
3200	aio_rename "$runtime~", $runtime	3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3533	and return;
3202		3534
3203	warn "runtime file written.\n";	3535	warn "runtime file written.\n";
3204		3536
3205	1	3537	1
		3538	}
		3539
		3540	our $uuid_lock;
		3541	our $uuid_skip;
		3542
		3543	sub write_uuid_sync($) {
		3544	$uuid_skip ||= $_[0];
		3545
		3546	return if $uuid_lock;
		3547	local $uuid_lock = 1;
		3548
		3549	my $uuid = "$LOCALDIR/uuid";
		3550
		3551	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3552	or return;
		3553
		3554	my $value = uuid_seq uuid_cur;
		3555
		3556	unless ($value) {
		3557	warn "cowardly refusing to write zero uuid value!\n";
		3558	return;
		3559	}
		3560
		3561	my $value = uuid_str $value + $uuid_skip;
		3562	$uuid_skip = 0;
		3563
		3564	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3565	and return;
		3566
		3567	# always fsync - this file is important
		3568	aio_fsync $fh
		3569	and return;
		3570
		3571	close $fh
		3572	or return;
		3573
		3574	aio_rename "$uuid~", $uuid
		3575	and return;
		3576
		3577	warn "uuid file written ($value).\n";
		3578
		3579	1
		3580
		3581	}
		3582
		3583	sub write_uuid($$) {
		3584	my ($skip, $sync) = @_;
		3585
		3586	$sync ? write_uuid_sync $skip
		3587	: async { write_uuid_sync $skip };
3206	}	3588	}
3207		3589
3208	sub emergency_save() {	3590	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3591	my $freeze_guard = cf::freeze_mainloop;
3210		3592
3211	warn "enter emergency perl save\n";	3593	warn "emergency_perl_save: enter\n";
3212		3594
3213	cf::sync_job {	3595	cf::sync_job {
		3596	# this is a trade-off: we want to be very quick here, so
		3597	# save all maps without fsync, and later call a global sync
		3598	# (which in turn might be very very slow)
		3599	local $USE_FSYNC = 0;
		3600
3214	# use a peculiar iteration method to avoid tripping on perl	3601	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3602	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3603	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3604	warn "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3605	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3606	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3607	$pl->valid or next;
		3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3609	$pl->save;
3222	}	3610	}
3223	warn "end emergency player save\n";	3611	warn "emergency_perl_save: end player save\n";
3224		3612
3225	warn "begin emergency map save\n";	3613	warn "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3614	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3615	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3616	$map->valid or next;
3229	$map->save;	3617	$map->save;
3230	}	3618	}
3231	warn "end emergency map save\n";	3619	warn "emergency_perl_save: end map save\n";
3232		3620
3233	warn "begin emergency database checkpoint\n";	3621	warn "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3623	warn "emergency_perl_save: end database checkpoint\n";
		3624
		3625	warn "emergency_perl_save: begin write uuid\n";
		3626	write_uuid_sync 1;
		3627	warn "emergency_perl_save: end write uuid\n";
3236	};	3628	};
3237		3629
		3630	warn "emergency_perl_save: starting sync()\n";
		3631	IO::AIO::aio_sync sub {
		3632	warn "emergency_perl_save: finished sync()\n";
		3633	};
		3634
3238	warn "leave emergency perl save\n";	3635	warn "emergency_perl_save: leave\n";
3239	}	3636	}
3240		3637
3241	sub post_cleanup {	3638	sub post_cleanup {
3242	my ($make_core) = @_;	3639	my ($make_core) = @_;
3243		3640
3244	warn Carp::longmess "post_cleanup backtrace"	3641	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3642	if $make_core;
		3643
		3644	my $fh = pidfile;
		3645	unlink $PIDFILE if <$fh> == $$;
		3646	}
		3647
		3648	# a safer delete_package, copied from Symbol
		3649	sub clear_package($) {
		3650	my $pkg = shift;
		3651
		3652	# expand to full symbol table name if needed
		3653	unless ($pkg =~ /^main::.*::$/) {
		3654	$pkg = "main$pkg" if $pkg =~ /^::/;
		3655	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3656	$pkg .= '::' unless $pkg =~ /::$/;
		3657	}
		3658
		3659	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3660	my $stem_symtab = *{$stem}{HASH};
		3661
		3662	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3663	or return;
		3664
		3665	# clear all symbols
		3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3667	for my $name (keys %$leaf_symtab) {
		3668	_gv_clear *{"$pkg$name"};
		3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3670	}
		3671	warn "cleared package $pkg\n";#d#
3246	}	3672	}
3247		3673
3248	sub do_reload_perl() {	3674	sub do_reload_perl() {
3249	# can/must only be called in main	3675	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3676	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3677	warn "can only reload from main coroutine";
3252	return;	3678	return;
3253	}	3679	}
3254		3680
		3681	return if $RELOAD++;
		3682
		3683	my $t1 = EV::time;
		3684
		3685	while ($RELOAD) {
3255	warn "reloading...";	3686	warn "reloading...";
3256		3687
3257	warn "entering sync_job";	3688	warn "entering sync_job";
3258		3689
3259	cf::sync_job {	3690	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3691	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3692	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3693	cf::write_runtime_sync; # external watchdog should not bark
3263		3694
3264	warn "syncing database to disk";	3695	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3696	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3697
3267	# if anything goes wrong in here, we should simply crash as we already saved	3698	# if anything goes wrong in here, we should simply crash as we already saved
3268		3699
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3700	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3701	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();
3288
3289	warn "removing commands";
3290	%COMMAND = ();
3291
3292	warn "removing ext/exti commands";
3293	%EXTCMD = ();
3294	%EXTICMD = ();
3295
3296	warn "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";
3299
3300	if (my $cb = $pkg->can ("unload")) {
3301	eval {
3302	$cb->($pkg);
3303	1
3304	} or warn "$pkg unloaded, but with errors: $@";
3305	}	3703	}
3306		3704
3307	warn "... nuking $pkg";	3705	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3706	$_->cancel for values %EXT_CORO;
3309	}	3707	%EXT_CORO = ();
3310		3708
3311	warn "unloading all perl modules loaded from $LIBDIR";	3709	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3710	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3711
		3712	warn "removing ext/exti commands";
		3713	%EXTCMD = ();
		3714	%EXTICMD = ();
		3715
		3716	warn "unloading/nuking all extensions";
		3717	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3718	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3719
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3720	if (my $cb = $pkg->can ("unload")) {
		3721	eval {
3322	$cb->();	3722	$cb->($pkg);
		3723	1
		3724	} or warn "$pkg unloaded, but with errors: $@";
		3725	}
		3726
		3727	warn "... clearing $pkg";
		3728	clear_package $pkg;
3323	}	3729	}
3324		3730
3325	Symbol::delete_package $k;	3731	warn "unloading all perl modules loaded from $LIBDIR";
		3732	while (my ($k, $v) = each %INC) {
		3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3734
		3735	warn "... unloading $k";
		3736	delete $INC{$k};
		3737
		3738	$k =~ s/\.pm$//;
		3739	$k =~ s/\//::/g;
		3740
		3741	if (my $cb = $k->can ("unload_module")) {
		3742	$cb->();
		3743	}
		3744
		3745	clear_package $k;
3326	}	3746	}
3327		3747
3328	warn "getting rid of safe::, as good as possible";	3748	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3749	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3751
3332	warn "unloading cf.pm \"a bit\"";	3752	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3753	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3755
3336	# don't, removes xs symbols, too,	3756	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3757	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3758	#clear_package __PACKAGE__;
3339		3759
3340	warn "unload completed, starting to reload now";	3760	warn "unload completed, starting to reload now";
3341		3761
3342	warn "reloading cf.pm";	3762	warn "reloading cf.pm";
3343	require cf;	3763	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3764	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3765
3346	warn "loading config and database again";	3766	warn "loading config and database again";
3347	cf::reload_config;	3767	cf::reload_config;
3348		3768
3349	warn "loading extensions";	3769	warn "loading extensions";
3350	cf::load_extensions;	3770	cf::load_extensions;
3351		3771
		3772	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3773	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3774	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3775	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3776	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3777	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3778	reattach $_ for values %PLAYER;
		3779	}
3358		3780
		3781	warn "running post_init jobs";
		3782	(pop @POST_INIT)->(1) while @POST_INIT;
		3783
3359	warn "leaving sync_job";	3784	warn "leaving sync_job";
3360		3785
3361	1	3786	1
3362	} or do {	3787	} or do {
3363	warn $@;	3788	warn $@;
3364	warn "error while reloading, exiting.";	3789	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3790	};
3367		3791
3368	warn "reloaded";	3792	warn "reloaded";
		3793	--$RELOAD;
		3794	}
		3795
		3796	$t1 = EV::time - $t1;
		3797	warn "reload completed in ${t1}s\n";
3369	};	3798	};
3370		3799
3371	our $RELOAD_WATCHER; # used only during reload	3800	our $RELOAD_WATCHER; # used only during reload
3372		3801
3373	sub reload_perl() {	3802	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3803	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3804	# coro crashes during coro_state_free->destroy here.
3376		3805
3377	$RELOAD_WATCHER ||= Event->timer (	3806	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3807	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3808
3380	data => WF_AUTOCANCEL,	3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3810	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3811	undef $RELOAD_WATCHER;
3384	},	3812	};
3385	);	3813	};
3386	}	3814	}
3387		3815
3388	register_command "reload" => sub {	3816	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3817	my ($who, $arg) = @_;
3390		3818
3391	if ($who->flag (FLAG_WIZ)) {	3819	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3820	$who->message ("reloading server.");
		3821	async {
		3822	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3823	reload_perl;
		3824	};
3394	}	3825	}
3395	};	3826	};
3396		3827
3397	unshift @INC, $LIBDIR;	3828	unshift @INC, $LIBDIR;
3398		3829
…		…
3400		3831
3401	our @WAIT_FOR_TICK;	3832	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3833	our @WAIT_FOR_TICK_BEGIN;
3403		3834
3404	sub wait_for_tick {	3835	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3836	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3837
3408	my $signal = new Coro::Signal;	3838	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3839	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3840	$signal->wait;
3411	}	3841	}
3412		3842
3413	sub wait_for_tick_begin {	3843	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3844	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3845
3417	my $signal = new Coro::Signal;	3846	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3847	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3848	$signal->wait;
3420	}	3849	}
3421		3850
3422	my $min = 1e6;#d#	3851	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	3852	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3854	unless ++$bug_warning > 10;
3434	return;	3855	return;
3435	}	3856	}
3436		3857
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3858	cf::server_tick; # one server iteration
3440		3859
3441	0 && sync_job {#d#	3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3862	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3863	$Coro::current->{desc} = "runtime saver";
3445	or die;	3864	write_runtime_sync
3446		3865	or warn "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	3866	};
		3867	}
3463		3868
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3870	$sig->send;
3480	}	3871	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3872	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3873	$sig->send;
3483	}	3874	}
3484		3875
3485	$NOW = Event::time;	3876	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3877	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3878
3496	_post_tick;	3879	if (0) {
3497		3880	if ($NEXT_TICK) {
3498		3881	my $jitter = $TICK_START - $NEXT_TICK;
		3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3883	warn "jitter $JITTER\n";#d#
		3884	}
3499	},	3885	}
3500	);	3886	}
3501		3887
3502	{	3888	{
3503	BDB::max_poll_time $TICK * 0.1;	3889	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3890
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	3891	BDB::min_parallel 8;
3513		3892	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3893	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		3894
3529	unless ($DB_ENV) {	3895	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3896	$DB_ENV = BDB::db_env_create;
		3897	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3898	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3899	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3900	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3901	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3902
3532	cf::sync_job {	3903	cf::sync_job {
3533	eval {	3904	eval {
3534	BDB::db_env_open	3905	BDB::db_env_open
3535	$DB_ENV,	3906	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3908	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3909	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3910	0666;
3540		3911
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3912	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	3913	};
3546		3914
3547	cf::cleanup "db_env_open(db): $@" if $@;	3915	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3916	};
3549	}	3917	}
		3918
		3919	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3920	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3921	};
		3922	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3923	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3924	};
		3925	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3926	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3927	};
3550	}	3928	}
3551		3929
3552	{	3930	{
		3931	# configure IO::AIO
		3932
3553	IO::AIO::min_parallel 8;	3933	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3934	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3935	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	3936	}
3566		3937
3567	my $_log_backtrace;	3938	my $_log_backtrace;
3568		3939
3569	sub _log_backtrace {	3940	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3943	$msg =~ s/\n//;
3573		3944
3574	# limit the # of concurrent backtraces	3945	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3946	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3947	++$_log_backtrace;
		3948	my $perl_bt = Carp::longmess $msg;
3577	async {	3949	async {
		3950	$Coro::current->{desc} = "abt $msg";
		3951
3578	my @bt = fork_call {	3952	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3953	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3954	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3955	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3956	or die "addr2line: $!";
…		…
3590	}	3964	}
3591		3965
3592	@funcs	3966	@funcs
3593	};	3967	};
3594		3968
3595	LOG llevInfo, "[ABT] $msg\n";	3969	LOG llevInfo, "[ABT] $perl_bt\n";
		3970	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3971	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3972	--$_log_backtrace;
3598	};	3973	};
3599	} else {	3974	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3975	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	3976	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	3977	}
3603	}	3978	}
3604		3979
3605	# load additional modules	3980	# load additional modules
3606	use cf::pod;	3981	require "cf/$_.pm" for @EXTRA_MODULES;
3607		3982
3608	END { cf::emergency_save }	3983	END { cf::emergency_save }
3609		3984
3610	1	3985	1
3611		3986

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