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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.486 by root, Thu Oct 15 21:56:50 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	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	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		379
292	sub lock_wait($) {	380	sub lock_wait($) {
293	my ($key) = @_;	381	$LOCKS->wait ($_[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} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	382	}
306		383
307	sub lock_acquire($) {	384	sub lock_acquire($) {
308	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
322		387
323	sub lock_active($) {	388	sub lock_active($) {
324	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	390	}
328		391
329	sub freeze_mainloop {	392	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
331		394
332	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	396	}
334	};	397
335	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
336	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
337	}	411	}
338		412
339	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
340		414
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
354		428
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
357	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
358		434
359	while () {	435	while () {
360	next_job:	436	next_job:
361	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
369	}	445	}
370	}	446	}
371	}	447	}
372		448
373	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	452	$signal->wait;
377	} else {	453	} else {
378	Coro::schedule;	454	Coro::schedule;
379	}	455	}
380	}	456	}
381	};	457	};
382		458
383	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
384	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
385		463
386	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
388		466
…		…
402		480
403	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
404		482
405	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
406		484
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	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	486	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	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	488	acceptable.
411		489
412	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		496
419	sub sync_job(&) {	497	sub sync_job(&) {
420	my ($job) = @_;	498	my ($job) = @_;
421		499
422	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	501	my $time = EV::time;
424		502
425	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
427		505
428	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	507
430	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
431		509
432	my $busy = 1;	510	my $busy = 1;
433	my @res;	511	my @res;
434		512
435	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	515	@res = eval { $job->() };
437	warn $@ if $@;	516	warn $@ if $@;
438	undef $busy;	517	undef $busy;
439	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
440		519
441	while ($busy) {	520	while ($busy) {
442	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
443	}	525	}
		526	}
444		527
445	$time = Event::time - $time;	528	my $time = EV::time - $time;
446		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
451		531
452	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
453	} else {	533	} else {
454	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
455		535
…		…
480	=item fork_call { }, $args	560	=item fork_call { }, $args
481		561
482	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
486		566
487	=cut	567	=cut
488		568
489	sub fork_call(&@) {	569	sub fork_call(&@) {
490	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	}, @args;	579	}, @args;
500		580
501	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
502	}	582	}
503		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
504	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
505		612
506	Returns a single value from the environment database.	613	Returns a single value from the environment database.
507		614
508	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
509		616
510	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
513	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
514		643
515	our $DB;	644	our $DB;
516		645
517	sub db_init {	646	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	647	cf::sync_job {
522	eval {	648	$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	}	649	};
532	}	650	}
533		651
534	sub db_get($$) {	652	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
536		654
…		…
634		752
635	#############################################################################	753	#############################################################################
636		754
637	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
638		756
639	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
642		760
643	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	763	Deliantra).
646		764
647	=over 4	765	=over 4
648		766
649	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
650		768
…		…
694	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
695		813
696	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
698		816
699	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
701		819
702	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
703		821
704	=over 4	822	=over 4
…		…
932	}	1050	}
933		1051
934	0	1052	0
935	}	1053	}
936		1054
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1056
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1058
941	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
942		1060
…		…
948		1066
949	=cut	1067	=cut
950		1068
951	#############################################################################	1069	#############################################################################
952	# object support	1070	# object support
953	#
954		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
955	sub _can_merge {	1105	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
957		1107
958	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1109
962	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
963	}	1112	}
964		1113
965	sub reattach {	1114	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1116	my ($obj) = @_;
968		1117
		1118	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1120
971	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
972		1122
973	@$registry = ();	1123	@$registry = ();
974		1124
…		…
989	cf::attachable->attach (	1139	cf::attachable->attach (
990	prio => -1000000,	1140	prio => -1000000,
991	on_instantiate => sub {	1141	on_instantiate => sub {
992	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
993		1143
994	$data = from_json $data;	1144	$data = decode_json $data;
995		1145
996	for (@$data) {	1146	for (@$data) {
997	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
998		1148
999	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1163	);
1014		1164
1015	sub object_freezer_save {	1165	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1017		1167
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1168	sync_job {
1021	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1024		1173
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1029	close $fh;	1181	aio_close $fh;
1030		1182
1031	if (@$objs) {	1183	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1037	close $fh;	1192	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1194	}
1040	} else {	1195	} else {
1041	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1042	}	1197	}
1043		1198
1044	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1203	} else {
1046	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1047	}	1205	}
1048	} else {	1206	} else {
1049	aio_unlink $filename;	1207	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1051	}	1209	}
1052	};	1210	};
1053
1054	undef $guard;
1055	}	1211	}
1056		1212
1057	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1059		1215
…		…
1064		1220
1065	sub object_thawer_load {	1221	sub object_thawer_load {
1066	my ($filename) = @_;	1222	my ($filename) = @_;
1067		1223
1068	my ($data, $av);	1224	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1225
1072	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1073	or return;	1227	or return;
1074		1228
1075	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1231	or return;
1078		1232
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1081	}	1235	}
1082		1236
		1237	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
1085		1240
1086	($data, $av)	1241	($data, $av)
1087	}	1242	}
1088		1243
1089	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1146		1301
1147	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1148	}	1303	}
1149		1304
		1305	use File::Glob ();
		1306
1150	cf::player->attach (	1307	cf::player->attach (
1151	on_command => sub {	1308	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1153		1310
1154	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1186		1343
1187	cf::override;	1344	cf::override;
1188	},	1345	},
1189	);	1346	);
1190		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1191	sub load_extensions {	1361	sub load_extensions {
1192	cf::sync_job {	1362	cf::sync_job {
1193	my %todo;	1363	my %todo;
1194		1364
1195	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1384
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1387
1218	$ext{source} =	1388	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1221	. $source	1391	. $source
1222	. "\n};\n1";	1392	. "\n};\n1";
1223		1393
1224	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1242		1412
1243	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1414	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1416	}
1248		1417
1249	warn $msg;	1418	warn $msg;
1250	}	1419	}
1251		1420
…		…
1265		1434
1266	=back	1435	=back
1267		1436
1268	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1269		1438
1270	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1271		1440
1272	=cut	1441	=cut
1273		1442
1274	package cf::player;	1443	package cf::player;
1275		1444
1276	use Coro::AIO;	1445	use Coro::AIO;
1277		1446
1278	=head3 cf::player	1447	=head3 cf::player
1279		1448
1280	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1281		1464
1282	=item cf::player::find $login	1465	=item cf::player::find $login
1283		1466
1284	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1285		1468
…		…
1304		1487
1305	sub exists($) {	1488	sub exists($) {
1306	my ($login) = @_;	1489	my ($login) = @_;
1307		1490
1308	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1310	}	1493	}
1311		1494
1312	sub find($) {	1495	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1497	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1508
1326	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1510	or return;
1328		1511
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1331	or return;	1513	or return;
		1514
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1335	}	1518	}
1336	}	1519	}
…		…
1346		1529
1347	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1348		1531
1349	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1351		1536
1352	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1538	cf::cede_to_tick;
1354	}	1539	}
1355		1540
…		…
1387	my ($pl) = @_;	1572	my ($pl) = @_;
1388		1573
1389	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1390		1575
1391	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1578
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1398		1585
1399	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1626
1440	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1441	my $path = path $login;	1628	my $path = path $login;
1442		1629
1443	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1636	}
1449		1637
…		…
1480	}	1668	}
1481		1669
1482	\@paths	1670	\@paths
1483	}	1671	}
1484		1672
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1674
1487	Expand crossfire pod fragments into protocol xml.	1675	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		1676
1536	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1537		1678
1538	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1539		1680
…		…
1606	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1608		1749
1609	sub generate_random_map {	1750	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1611	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1756	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1881
1738	# the temporary/swap location	1882	# the temporary/swap location
1739	sub save_path {	1883	sub save_path {
1740	my ($self) = @_;	1884	my ($self) = @_;
1741		1885
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1744	}	1888	}
1745		1889
1746	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1747	sub uniq_path {	1891	sub uniq_path {
1748	my ($self) = @_;	1892	my ($self) = @_;
1749		1893
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1895	"$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	}	1896	}
1762		1897
1763	sub decay_objects {	1898	sub decay_objects {
1764	my ($self) = @_;	1899	my ($self) = @_;
1765		1900
…		…
1849	sub find {	1984	sub find {
1850	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1851		1986
1852	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1853		1988
1854	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1991
1857	$cf::MAP{$path} || do {	1992	$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	1993	my $map = new_from_path cf::map $path
1862	or return;	1994	or return;
1863		1995
1864	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1865		1997
…		…
1867	or return;	1999	or return;
1868		2000
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1872	undef $guard1;	2005	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2006	$map->reset;
1875	return find $path;	2007	return find $path;
1876	}	2008	}
1877		2009
1878	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1891		2023
1892	{	2024	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1894		2026
1895	return unless $self->valid;	2027	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2029
1898	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1899		2031
1900	$self->alloc;	2032	$self->alloc;
1901		2033
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2038	$f->skip_block;
1907	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1908	or return;	2040	or return;
1909		2041
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1911	if delete $self->{load_original};	2043	if delete $self->{load_original};
1912		2044
1913	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2046	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2066	$self->decay_objects;
1935	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1936	$self->update_buttons;	2068	$self->update_buttons;
1937	cf::cede_to_tick;	2069	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2070	$self->activate;
1941	}	2071	}
1942		2072
1943	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1945		2075
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2077	}
1948		2078
1949	$self->post_load;	2079	$self->post_load;
1950	}	2080	}
1951		2081
…		…
2009	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2010		2140
2011	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2012		2142
2013	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2145	}
2016		2146
2017	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2018		2148
2019	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2020	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2154	if (my $map = find $k) {
2023	$map->load if $v;	2155	$map->load if $v;
2024	}	2156	}
…		…
2050	return if $self->{deny_save};	2182	return if $self->{deny_save};
2051		2183
2052	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2053		2185
2054	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2056	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2057		2192
2058	if ($uniq) {	2193	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2196	} else {
…		…
2070	$self->save;	2205	$self->save;
2071		2206
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2208
2074	return if $self->players;	2209	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2211	return if $self->{deny_save};
2077		2212
2078	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2079		2214
2080	$self->deactivate;	2215	$self->deactivate;
…		…
2105		2240
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107		2242
2108	return if $self->players;	2243	return if $self->players;
2109		2244
2110	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2111		2246
2112	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2113		2248
2114	# need to save uniques path	2249	# need to save uniques path
2115	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2198		2333
2199	sub unique_maps() {	2334	sub unique_maps() {
2200	[	2335	[
2201	map {	2336	map {
2202	utf8::decode $_;	2337	utf8::decode $_;
2203	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2204	? normalise $_	2341	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2343	]
2208	}	2344	}
2209		2345
2210	package cf;
2211
2212	=back	2346	=back
2213		2347
2214	=head3 cf::object	2348	=head3 cf::object
2215		2349
2216	=cut	2350	=cut
…		…
2219		2353
2220	=over 4	2354	=over 4
2221		2355
2222	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2223		2357
2224	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2225		2360
2226	=cut	2361	=cut
2227		2362
2228	sub inv_recursive_;	2363	sub inv_recursive_;
2229	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2235	}	2370	}
2236		2371
2237	=item $ref = $ob->ref	2372	=item $ref = $ob->ref
2238		2373
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2374	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2375
2241	=item $ob = cf::object::deref ($refstring)	2376	=item $ob = cf::object::deref ($refstring)
2242		2377
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2379	even if the object actually exists. May block.
…		…
2246	=cut	2381	=cut
2247		2382
2248	sub deref {	2383	sub deref {
2249	my ($ref) = @_;	2384	my ($ref) = @_;
2250		2385
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2387	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2389	or return;
2258	$pl->ob->uuid eq $uuid	2390	$pl->ob->uuid eq $uuid
2259	or return;	2391	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2281		2413
2282	=cut	2414	=cut
2283		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
		2429
2284	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2431	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2434	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2447
2302	} else {	2448	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2451	}
2306	}	2452	}
2307	}	2453	}
2308		2454
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2480
2335	=item $player_object->enter_link	2481	=item $player_object->enter_link
2336		2482
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2484
2339	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2341		2489
2342	Will never block.	2490	Will never block.
2343		2491
2344	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2345		2493
…		…
2403		2551
2404	$map->load;	2552	$map->load;
2405	$map->load_neighbours;	2553	$map->load_neighbours;
2406		2554
2407	return unless $self->contr->active;	2555	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2556
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2412	}	2562	}
2413		2563
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2415		2565
2416	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2567	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	2568	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	2569	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2570	be called at the end of this process.
2421		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2422	=cut	2575	=cut
2423		2576
2424	our $GOTOGEN;	2577	our $GOTOGEN;
2425		2578
2426	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2584
2432	$self->enter_link;	2585	$self->enter_link;
2433		2586
2434	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2435	my $map = eval {	2609	my $map = eval {
2436	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2437		2611
2438	if ($map) {	2612	if ($map) {
2439	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2441	} else {	2615	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2617	}
2444		2618
2445	$map	2619	$map
2446	};	2620	};
2447		2621
…		…
2483	}	2657	}
2484		2658
2485	sub prepare_random_map {	2659	sub prepare_random_map {
2486	my ($exit) = @_;	2660	my ($exit) = @_;
2487		2661
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2664	# that depends on the exit object
2493		2665
2494	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2668	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2501	}	2675	}
2502		2676
2503	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2504		2678
2505	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2508		2682
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2685	undef $fh;
2512	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2513		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2516	}	2694	}
2517	}	2695	}
2518		2696
2519	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2521		2699
2522	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2523		2701
2524	if ($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;	2702	$self->enter_link;
2536		2703
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 {	2704	(async {
2542	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2543	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2544	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2545		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2546	1;	2728	1
2547	}) {	2729	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2734
2553	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2583		2765
2584	=cut	2766	=cut
2585		2767
		2768	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
2587	"c/identify" => {	2776	"c/identify" => {
2588	id => "identify",	2777	id => "infobox",
2589	title => "Identify",	2778	title => "Identify",
2590	reply => undef,	2779	reply => undef,
2591	tooltip => "Items recently identified",	2780	tooltip => "Items recently identified",
2592	},	2781	},
2593	"c/examine" => {	2782	"c/examine" => {
2594	id => "examine",	2783	id => "infobox",
2595	title => "Examine",	2784	title => "Examine",
2596	reply => undef,	2785	reply => undef,
2597	tooltip => "Signs and other items you examined",	2786	tooltip => "Signs and other items you examined",
2598	},	2787	},
		2788	"c/book" => {
		2789	id => "infobox",
		2790	title => "Book",
		2791	reply => undef,
		2792	tooltip => "The contents of a note or book",
		2793	},
		2794	"c/lookat" => {
		2795	id => "infobox",
		2796	title => "Look",
		2797	reply => undef,
		2798	tooltip => "What you saw there",
		2799	},
		2800	"c/who" => {
		2801	id => "infobox",
		2802	title => "Players",
		2803	reply => undef,
		2804	tooltip => "Shows players who are currently online",
		2805	},
		2806	"c/body" => {
		2807	id => "infobox",
		2808	title => "Body Parts",
		2809	reply => undef,
		2810	tooltip => "Shows which body parts you posess and are available",
		2811	},
		2812	"c/statistics" => {
		2813	id => "infobox",
		2814	title => "Statistics",
		2815	reply => undef,
		2816	tooltip => "Shows your primary statistics",
		2817	},
		2818	"c/skills" => {
		2819	id => "infobox",
		2820	title => "Skills",
		2821	reply => undef,
		2822	tooltip => "Shows your experience per skill and item power",
		2823	},
		2824	"c/shopitems" => {
		2825	id => "infobox",
		2826	title => "Shop Items",
		2827	reply => undef,
		2828	tooltip => "Shows the items currently for sale in this shop",
		2829	},
		2830	"c/resistances" => {
		2831	id => "infobox",
		2832	title => "Resistances",
		2833	reply => undef,
		2834	tooltip => "Shows your resistances",
		2835	},
		2836	"c/pets" => {
		2837	id => "infobox",
		2838	title => "Pets",
		2839	reply => undef,
		2840	tooltip => "Shows information abotu your pets/a specific pet",
		2841	},
		2842	"c/perceiveself" => {
		2843	id => "infobox",
		2844	title => "Perceive Self",
		2845	reply => undef,
		2846	tooltip => "You gained detailed knowledge about yourself",
		2847	},
		2848	"c/uptime" => {
		2849	id => "infobox",
		2850	title => "Uptime",
		2851	reply => undef,
		2852	tooltip => "How long the server has been running since last restart",
		2853	},
		2854	"c/mapinfo" => {
		2855	id => "infobox",
		2856	title => "Map Info",
		2857	reply => undef,
		2858	tooltip => "Information related to the maps",
		2859	},
		2860	"c/party" => {
		2861	id => "party",
		2862	title => "Party",
		2863	reply => "gsay ",
		2864	tooltip => "Messages and chat related to your party",
		2865	},
		2866	"c/death" => {
		2867	id => "death",
		2868	title => "Death",
		2869	reply => undef,
		2870	tooltip => "Reason for and more info about your most recent death",
		2871	},
		2872	"c/say" => $SAY_CHANNEL,
		2873	"c/chat" => $CHAT_CHANNEL,
2599	);	2874	);
2600		2875
2601	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2878
2604	$msg = $self->pl->expand_cfpod ($msg);	2879	$msg = $self->pl->expand_cfpod ($msg)
		2880	unless $color & cf::NDI_VERBATIM;
2605		2881
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2882	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2883
2608	# check predefined channels, for the benefit of C	2884	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2885	if ($CHANNEL{$channel}) {
		2886	$channel = $CHANNEL{$channel};
2610		2887
		2888	$self->ext_msg (channel_info => $channel);
		2889	$channel = $channel->{id};
		2890
2611	if (ref $channel) {	2891	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2892	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2893	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2894	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2895	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	2896	}
2618		2897
2619	$channel = $channel->{id};	2898	$channel = $channel->{id};
2620	}	2899	}
2621		2900
2622	return unless @extra || length $msg;	2901	return unless @extra || length $msg;
2623		2902
2624	if ($self->can_msg) {
2625	# default colour, mask it out	2903	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2905	if $color & cf::NDI_DEF;
2628		2906
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2907	my $pkt = "msg "
		2908	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2909	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	2910	);
2632	if ($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		2911
2643	$color &= cf::NDI_COLOR_MASK;	2912	# try lzf for large packets
		2913	$pkt = "lzf " . Compress::LZF::compress $pkt
		2914	if 1024 <= length $pkt and $self->{can_lzf};
2644		2915
2645	utf8::encode $msg;	2916	# split very large packets
2646		2917	if (8192 < length $pkt and $self->{can_lzf}) {
2647	if (0 && $msg =~ /\[/) {	2918	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2648	# COMMAND/INFO	2919	$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	}	2920	}
		2921
		2922	$self->send_packet ($pkt);
2656	}	2923	}
2657		2924
2658	=item $client->ext_msg ($type, @msg)	2925	=item $client->ext_msg ($type, @msg)
2659		2926
2660	Sends an ext event to the client.	2927	Sends an ext event to the client.
…		…
2833	=pod	3100	=pod
2834		3101
2835	The following functions and methods are available within a safe environment:	3102	The following functions and methods are available within a safe environment:
2836		3103
2837	cf::object	3104	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3105	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3106	insert remove name archname title slaying race decrease split
		3107	value
2840		3108
2841	cf::object::player	3109	cf::object::player
2842	player	3110	player
2843		3111
2844	cf::player	3112	cf::player
…		…
2849		3117
2850	=cut	3118	=cut
2851		3119
2852	for (	3120	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3121	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3122	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3123	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3124	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3125	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3126	["cf::map" => qw(trigger)],
2859	) {	3127	) {
2860	no strict 'refs';	3128	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3129	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3130	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879	my ($code, %vars) = @_;	3147	my ($code, %vars) = @_;
2880		3148
2881	my $qcode = $code;	3149	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3150	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3151	$qcode =~ s/\n/\\n/g;
		3152
		3153	%vars = (_dummy => 0) unless %vars;
2884		3154
2885	local $_;	3155	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;	3156	local @safe::cf::_safe_eval_args = values %vars;
2887		3157
2888	my $eval =	3158	my $eval =
…		…
2965	{	3235	{
2966	my $faces = $facedata->{faceinfo};	3236	my $faces = $facedata->{faceinfo};
2967		3237
2968	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3239	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3240
2970	cf::face::set_visibility $idx, $info->{visibility};	3241	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3242	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3243	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};	3244	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3245
2975	cf::cede_to_tick;	3246	cf::cede_to_tick;
2976	}	3247	}
2977		3248
2978	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3250	next unless $info->{smooth};
		3251
2980	my $idx = cf::face::find $face	3252	my $idx = cf::face::find $face
2981	or next;	3253	or next;
		3254
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3255	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3256	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3257	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3258	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3259	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3277	{
3005	# TODO: for gcfclient pleasure, we should give resources	3278	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3279	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3280	my $res = $facedata->{resource};
3008		3281
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3282	while (my ($name, $info) = each %$res) {
		3283	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3284	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3285	my $data;
3014		3286
3015	if ($info->{type} & 1) {	3287	if ($info->{type} & 1) {
3016	# prepend meta info	3288	# prepend meta info
3017		3289
3018	my $meta = $enc->encode ({	3290	my $meta = $enc->encode ({
3019	name => $name,	3291	name => $name,
3020	%{ $info->{meta} || {} },	3292	%{ $info->{meta} || {} },
3021	});	3293	});
3022		3294
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3295	$data = pack "(w/a*)*", $meta, $info->{data};
		3296	} else {
		3297	$data = $info->{data};
		3298	}
		3299
		3300	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3301	cf::face::set_type $idx, $info->{type};
3024	} else {	3302	} else {
3025	$data = $info->{data};	3303	$RESOURCE{$name} = $info;
3026	}	3304	}
3027		3305
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3306	cf::cede_to_tick;
3032	}	3307	}
3033
3034	if ($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	}	3308	}
		3309
		3310	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3311
3053	1	3312	1
3054	}	3313	}
		3314
		3315	cf::global->attach (on_resource_update => sub {
		3316	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3317	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3318
		3319	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3320	my $sound = $soundconf->{compat}[$_]
		3321	or next;
		3322
		3323	my $face = cf::face::find "sound/$sound->[1]";
		3324	cf::sound::set $sound->[0] => $face;
		3325	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3326	}
		3327
		3328	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3329	my $face = cf::face::find "sound/$v";
		3330	cf::sound::set $k => $face;
		3331	}
		3332	}
		3333	});
3055		3334
3056	register_exticmd fx_want => sub {	3335	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3336	my ($ns, $want) = @_;
3058		3337
3059	while (my ($k, $v) = each %$want) {	3338	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3339	$ns->fx_want ($k, $v);
3061	}	3340	}
3062	};	3341	};
		3342
		3343	sub load_resource_file($) {
		3344	my $guard = lock_acquire "load_resource_file";
		3345
		3346	my $status = load_resource_file_ $_[0];
		3347	get_slot 0.1, 100;
		3348	cf::arch::commit_load;
		3349
		3350	$status
		3351	}
3063		3352
3064	sub reload_regions {	3353	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3354	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3355	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3356	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3370	}
3082		3371
3083	sub reload_archetypes {	3372	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3373	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3374	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3375	}
3092		3376
3093	sub reload_treasures {	3377	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3378	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3379	or die "unable to load treasurelists\n";
3096	}	3380	}
3097		3381
3098	sub reload_resources {	3382	sub reload_resources {
3099	warn "reloading resource files...\n";	3383	warn "reloading resource files...\n";
3100		3384
		3385	reload_facedata;
		3386	reload_archetypes;
3101	reload_regions;	3387	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3388	reload_treasures;
3106		3389
3107	warn "finished reloading resource files\n";	3390	warn "finished reloading resource files\n";
3108	}	3391	}
3109		3392
3110	sub init {
3111	reload_resources;
3112	}
3113
3114	sub reload_config {	3393	sub reload_config {
		3394	warn "reloading config file...\n";
		3395
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3397	or return;
3117		3398
3118	local $/;	3399	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::XS::Load scalar <$fh>;
3120		3401
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3403
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$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};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3128	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3129	and die "WARNING: m(un)lockall failed: $!\n";	3410	and die "WARNING: m(un)lockall failed: $!\n";
3130	};	3411	};
3131	warn $@ if $@;	3412	warn $@ if $@;
3132	}	3413	}
		3414
		3415	warn "finished reloading resource files\n";
		3416	}
		3417
		3418	sub pidfile() {
		3419	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3420	or die "$PIDFILE: $!";
		3421	flock $fh, &Fcntl::LOCK_EX
		3422	or die "$PIDFILE: flock: $!";
		3423	$fh
		3424	}
		3425
		3426	# make sure only one server instance is running at any one time
		3427	sub atomic {
		3428	my $fh = pidfile;
		3429
		3430	my $pid = <$fh>;
		3431	kill 9, $pid if $pid > 0;
		3432
		3433	seek $fh, 0, 0;
		3434	print $fh $$;
		3435	}
		3436
		3437	sub main_loop {
		3438	warn "EV::loop starting\n";
		3439	if (1) {
		3440	EV::loop;
		3441	}
		3442	warn "EV::loop returned\n";
		3443	goto &main_loop unless $REALLY_UNLOOP;
3133	}	3444	}
3134		3445
3135	sub main {	3446	sub main {
		3447	cf::init_globals; # initialise logging
		3448
		3449	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3450	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3451	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3452	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3453
		3454	cf::init_experience;
		3455	cf::init_anim;
		3456	cf::init_attackmess;
		3457	cf::init_dynamic;
		3458
		3459	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3460
3136	# we must not ever block the main coroutine	3461	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3462	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3463	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3464	(async {
3140	Event::one_event;	3465	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3466	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3467	})->prio (Coro::PRIO_MAX);
3142	};	3468	};
3143		3469
		3470	evthread_start IO::AIO::poll_fileno;
		3471
		3472	cf::sync_job {
		3473	reload_resources;
3144	reload_config;	3474	reload_config;
3145	db_init;	3475	db_init;
		3476
		3477	cf::load_settings;
		3478	cf::load_materials;
		3479	cf::init_uuid;
		3480	cf::init_signals;
		3481	cf::init_commands;
		3482	cf::init_skills;
		3483
		3484	cf::init_beforeplay;
		3485
		3486	atomic;
		3487
3146	load_extensions;	3488	load_extensions;
3147		3489
3148	$TICK_WATCHER->start;	3490	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3491
		3492	# no (long-running) fork's whatsoever before this point(!)
		3493	use POSIX ();
		3494	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3495
		3496	(pop @POST_INIT)->(0) while @POST_INIT;
		3497	};
		3498
		3499	main_loop;
3150	}	3500	}
3151		3501
3152	#############################################################################	3502	#############################################################################
3153	# initialisation and cleanup	3503	# initialisation and cleanup
3154		3504
3155	# install some emergency cleanup handlers	3505	# install some emergency cleanup handlers
3156	BEGIN {	3506	BEGIN {
		3507	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3508	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3509	$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";	3510	cf::cleanup "SIG$signal";
3165	},
3166	);	3511	};
3167	}	3512	}
3168	}	3513	}
3169		3514
3170	sub write_runtime {	3515	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3516	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3517	# the fsync below can take a very very long time.
3175		3518
3176	IO::AIO::aio_utime $runtime, undef, undef;	3519	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3520
3178	my $guard = cf::lock_acquire "write_runtime";	3521	my $guard = cf::lock_acquire "write_runtime";
3179		3522
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3523	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3524	or return;
3182		3525
3183	my $value = $cf::RUNTIME + 90 + 10;	3526	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3527	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3528	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3538	aio_utime $fh, undef, undef;
3196		3539
3197	close $fh	3540	close $fh
3198	or return;	3541	or return;
3199		3542
3200	aio_rename "$runtime~", $runtime	3543	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3544	and return;
3202		3545
3203	warn "runtime file written.\n";	3546	warn "runtime file written.\n";
3204		3547
3205	1	3548	1
		3549	}
		3550
		3551	our $uuid_lock;
		3552	our $uuid_skip;
		3553
		3554	sub write_uuid_sync($) {
		3555	$uuid_skip ||= $_[0];
		3556
		3557	return if $uuid_lock;
		3558	local $uuid_lock = 1;
		3559
		3560	my $uuid = "$LOCALDIR/uuid";
		3561
		3562	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3563	or return;
		3564
		3565	my $value = uuid_seq uuid_cur;
		3566
		3567	unless ($value) {
		3568	warn "cowardly refusing to write zero uuid value!\n";
		3569	return;
		3570	}
		3571
		3572	my $value = uuid_str $value + $uuid_skip;
		3573	$uuid_skip = 0;
		3574
		3575	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3576	and return;
		3577
		3578	# always fsync - this file is important
		3579	aio_fsync $fh
		3580	and return;
		3581
		3582	close $fh
		3583	or return;
		3584
		3585	aio_rename "$uuid~", $uuid
		3586	and return;
		3587
		3588	warn "uuid file written ($value).\n";
		3589
		3590	1
		3591
		3592	}
		3593
		3594	sub write_uuid($$) {
		3595	my ($skip, $sync) = @_;
		3596
		3597	$sync ? write_uuid_sync $skip
		3598	: async { write_uuid_sync $skip };
3206	}	3599	}
3207		3600
3208	sub emergency_save() {	3601	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3602	my $freeze_guard = cf::freeze_mainloop;
3210		3603
3211	warn "enter emergency perl save\n";	3604	warn "emergency_perl_save: enter\n";
3212		3605
3213	cf::sync_job {	3606	cf::sync_job {
		3607	# this is a trade-off: we want to be very quick here, so
		3608	# save all maps without fsync, and later call a global sync
		3609	# (which in turn might be very very slow)
		3610	local $USE_FSYNC = 0;
		3611
3214	# use a peculiar iteration method to avoid tripping on perl	3612	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3613	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3614	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3615	warn "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3616	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3617	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3618	$pl->valid or next;
		3619	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3620	$pl->save;
3222	}	3621	}
3223	warn "end emergency player save\n";	3622	warn "emergency_perl_save: end player save\n";
3224		3623
3225	warn "begin emergency map save\n";	3624	warn "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3625	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3626	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3627	$map->valid or next;
3229	$map->save;	3628	$map->save;
3230	}	3629	}
3231	warn "end emergency map save\n";	3630	warn "emergency_perl_save: end map save\n";
3232		3631
3233	warn "begin emergency database checkpoint\n";	3632	warn "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3633	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3634	warn "emergency_perl_save: end database checkpoint\n";
		3635
		3636	warn "emergency_perl_save: begin write uuid\n";
		3637	write_uuid_sync 1;
		3638	warn "emergency_perl_save: end write uuid\n";
3236	};	3639	};
3237		3640
		3641	warn "emergency_perl_save: starting sync()\n";
		3642	IO::AIO::aio_sync sub {
		3643	warn "emergency_perl_save: finished sync()\n";
		3644	};
		3645
3238	warn "leave emergency perl save\n";	3646	warn "emergency_perl_save: leave\n";
3239	}	3647	}
3240		3648
3241	sub post_cleanup {	3649	sub post_cleanup {
3242	my ($make_core) = @_;	3650	my ($make_core) = @_;
3243		3651
3244	warn Carp::longmess "post_cleanup backtrace"	3652	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3653	if $make_core;
		3654
		3655	my $fh = pidfile;
		3656	unlink $PIDFILE if <$fh> == $$;
		3657	}
		3658
		3659	# a safer delete_package, copied from Symbol
		3660	sub clear_package($) {
		3661	my $pkg = shift;
		3662
		3663	# expand to full symbol table name if needed
		3664	unless ($pkg =~ /^main::.*::$/) {
		3665	$pkg = "main$pkg" if $pkg =~ /^::/;
		3666	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3667	$pkg .= '::' unless $pkg =~ /::$/;
		3668	}
		3669
		3670	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3671	my $stem_symtab = *{$stem}{HASH};
		3672
		3673	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3674	or return;
		3675
		3676	# clear all symbols
		3677	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3678	for my $name (keys %$leaf_symtab) {
		3679	_gv_clear *{"$pkg$name"};
		3680	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3681	}
		3682	warn "cleared package $pkg\n";#d#
3246	}	3683	}
3247		3684
3248	sub do_reload_perl() {	3685	sub do_reload_perl() {
3249	# can/must only be called in main	3686	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3687	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3688	warn "can only reload from main coroutine";
3252	return;	3689	return;
3253	}	3690	}
3254		3691
		3692	return if $RELOAD++;
		3693
		3694	my $t1 = EV::time;
		3695
		3696	while ($RELOAD) {
3255	warn "reloading...";	3697	warn "reloading...";
3256		3698
3257	warn "entering sync_job";	3699	warn "entering sync_job";
3258		3700
3259	cf::sync_job {	3701	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3702	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3703	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3704	cf::write_runtime_sync; # external watchdog should not bark
3263		3705
3264	warn "syncing database to disk";	3706	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3707	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3708
3267	# if anything goes wrong in here, we should simply crash as we already saved	3709	# if anything goes wrong in here, we should simply crash as we already saved
3268		3710
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";	3711	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;	3712	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3713	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	}	3714	}
3306		3715
3307	warn "... nuking $pkg";	3716	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3717	$_->cancel for values %EXT_CORO;
3309	}	3718	%EXT_CORO = ();
3310		3719
3311	warn "unloading all perl modules loaded from $LIBDIR";	3720	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3721	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3722
		3723	warn "removing ext/exti commands";
		3724	%EXTCMD = ();
		3725	%EXTICMD = ();
		3726
		3727	warn "unloading/nuking all extensions";
		3728	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3729	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3730
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3731	if (my $cb = $pkg->can ("unload")) {
		3732	eval {
3322	$cb->();	3733	$cb->($pkg);
		3734	1
		3735	} or warn "$pkg unloaded, but with errors: $@";
		3736	}
		3737
		3738	warn "... clearing $pkg";
		3739	clear_package $pkg;
3323	}	3740	}
3324		3741
3325	Symbol::delete_package $k;	3742	warn "unloading all perl modules loaded from $LIBDIR";
		3743	while (my ($k, $v) = each %INC) {
		3744	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3745
		3746	warn "... unloading $k";
		3747	delete $INC{$k};
		3748
		3749	$k =~ s/\.pm$//;
		3750	$k =~ s/\//::/g;
		3751
		3752	if (my $cb = $k->can ("unload_module")) {
		3753	$cb->();
		3754	}
		3755
		3756	clear_package $k;
3326	}	3757	}
3327		3758
3328	warn "getting rid of safe::, as good as possible";	3759	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3760	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3761	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3762
3332	warn "unloading cf.pm \"a bit\"";	3763	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3764	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3765	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3766
3336	# don't, removes xs symbols, too,	3767	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3768	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3769	#clear_package __PACKAGE__;
3339		3770
3340	warn "unload completed, starting to reload now";	3771	warn "unload completed, starting to reload now";
3341		3772
3342	warn "reloading cf.pm";	3773	warn "reloading cf.pm";
3343	require cf;	3774	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3775	cf::_connect_to_perl_1;
3345		3776
3346	warn "loading config and database again";	3777	warn "loading config and database again";
3347	cf::reload_config;	3778	cf::reload_config;
3348		3779
3349	warn "loading extensions";	3780	warn "loading extensions";
3350	cf::load_extensions;	3781	cf::load_extensions;
3351		3782
		3783	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3784	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3785	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3786	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3787	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3788	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3789	reattach $_ for values %PLAYER;
		3790	}
3358		3791
		3792	warn "running post_init jobs";
		3793	(pop @POST_INIT)->(1) while @POST_INIT;
		3794
3359	warn "leaving sync_job";	3795	warn "leaving sync_job";
3360		3796
3361	1	3797	1
3362	} or do {	3798	} or do {
3363	warn $@;	3799	warn $@;
3364	warn "error while reloading, exiting.";	3800	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3801	};
3367		3802
3368	warn "reloaded";	3803	warn "reloaded";
		3804	--$RELOAD;
		3805	}
		3806
		3807	$t1 = EV::time - $t1;
		3808	warn "reload completed in ${t1}s\n";
3369	};	3809	};
3370		3810
3371	our $RELOAD_WATCHER; # used only during reload	3811	our $RELOAD_WATCHER; # used only during reload
3372		3812
3373	sub reload_perl() {	3813	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3814	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3815	# coro crashes during coro_state_free->destroy here.
3376		3816
3377	$RELOAD_WATCHER ||= Event->timer (	3817	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3818	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3819
3380	data => WF_AUTOCANCEL,	3820	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3821	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3822	undef $RELOAD_WATCHER;
3384	},	3823	};
3385	);	3824	};
3386	}	3825	}
3387		3826
3388	register_command "reload" => sub {	3827	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3828	my ($who, $arg) = @_;
3390		3829
3391	if ($who->flag (FLAG_WIZ)) {	3830	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3831	$who->message ("reloading server.");
		3832	async {
		3833	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3834	reload_perl;
		3835	};
3394	}	3836	}
3395	};	3837	};
3396		3838
3397	unshift @INC, $LIBDIR;	3839	unshift @INC, $LIBDIR;
3398		3840
…		…
3400		3842
3401	our @WAIT_FOR_TICK;	3843	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3844	our @WAIT_FOR_TICK_BEGIN;
3403		3845
3404	sub wait_for_tick {	3846	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3847	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3848
3408	my $signal = new Coro::Signal;	3849	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3850	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3851	$signal->wait;
3411	}	3852	}
3412		3853
3413	sub wait_for_tick_begin {	3854	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3855	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3856
3417	my $signal = new Coro::Signal;	3857	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3858	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3859	$signal->wait;
3420	}	3860	}
3421		3861
3422	my $min = 1e6;#d#	3862	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) {	3863	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3864	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3865	unless ++$bug_warning > 10;
3434	return;	3866	return;
3435	}	3867	}
3436		3868
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3869	cf::server_tick; # one server iteration
3440		3870
3441	0 && sync_job {#d#	3871	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3872	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3873	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3874	$Coro::current->{desc} = "runtime saver";
3445	or die;	3875	write_runtime_sync
3446		3876	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	};	3877	};
		3878	}
3463		3879
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) {	3880	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3881	$sig->send;
3480	}	3882	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3883	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3884	$sig->send;
3483	}	3885	}
3484		3886
3485	$NOW = Event::time;	3887	$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;	3888	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3889
3496	_post_tick;	3890	if (0) {
3497		3891	if ($NEXT_TICK) {
3498		3892	my $jitter = $TICK_START - $NEXT_TICK;
		3893	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3894	warn "jitter $JITTER\n";#d#
		3895	}
3499	},	3896	}
3500	);	3897	}
3501		3898
3502	{	3899	{
3503	BDB::max_poll_time $TICK * 0.1;	3900	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3901
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;	3902	BDB::min_parallel 8;
3513		3903	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3904	$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		3905
3529	unless ($DB_ENV) {	3906	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3907	$DB_ENV = BDB::db_env_create;
		3908	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3909	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3910	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3911	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3912	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3913
3532	cf::sync_job {	3914	cf::sync_job {
3533	eval {	3915	eval {
3534	BDB::db_env_open	3916	BDB::db_env_open
3535	$DB_ENV,	3917	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3919	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3920	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3921	0666;
3540		3922
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3923	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	};	3924	};
3546		3925
3547	cf::cleanup "db_env_open(db): $@" if $@;	3926	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3927	};
3549	}	3928	}
		3929
		3930	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3931	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3932	};
		3933	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3934	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3935	};
		3936	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3937	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3938	};
3550	}	3939	}
3551		3940
3552	{	3941	{
		3942	# configure IO::AIO
		3943
3553	IO::AIO::min_parallel 8;	3944	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3945	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3946	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	}	3947	}
3566		3948
3567	my $_log_backtrace;	3949	my $_log_backtrace;
3568		3950
3569	sub _log_backtrace {	3951	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3954	$msg =~ s/\n//;
3573		3955
3574	# limit the # of concurrent backtraces	3956	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3957	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3958	++$_log_backtrace;
		3959	my $perl_bt = Carp::longmess $msg;
3577	async {	3960	async {
		3961	$Coro::current->{desc} = "abt $msg";
		3962
3578	my @bt = fork_call {	3963	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3964	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3965	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3966	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3967	or die "addr2line: $!";
…		…
3590	}	3975	}
3591		3976
3592	@funcs	3977	@funcs
3593	};	3978	};
3594		3979
3595	LOG llevInfo, "[ABT] $msg\n";	3980	LOG llevInfo, "[ABT] $perl_bt\n";
		3981	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3982	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3983	--$_log_backtrace;
3598	};	3984	};
3599	} else {	3985	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	3987	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	3988	}
3603	}	3989	}
3604		3990
3605	# load additional modules	3991	# load additional modules
3606	use cf::pod;	3992	require "cf/$_.pm" for @EXTRA_MODULES;
		3993	cf::_connect_to_perl_2;
3607		3994
3608	END { cf::emergency_save }	3995	END { cf::emergency_save }
3609		3996
3610	1	3997	1
3611		3998

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