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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.507 by root, Sat Mar 20 02:24:38 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	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::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	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
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
172	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
173		232
174	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
175	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
176	that call.	235	that call.
177		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
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$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;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	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	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
223	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	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.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435	my $busy;
		436
		437	while () {
		438	next_job:
		439
		440	my $avail = cf::till_tick;
		441
		442	for (0 .. $#SLOT_QUEUE) {
		443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
		445	my $job = splice @SLOT_QUEUE, $_, 1, ();
		446	$job->[2]->send;
		447	Coro::cede;
		448	goto next_job;
		449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		451	}
		452	}
		453
		454	if (@SLOT_QUEUE) {
		455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		456	push @cf::WAIT_FOR_TICK, $signal;
		457	$signal->wait;
		458	} else {
		459	$busy = 0;
		460	Coro::schedule;
		461	}
322	};	462	}
323	$TICK_WATCHER->stop;	463	};
324	$guard	464
		465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
		468	my ($time, $pri, $name) = @_;
		469
		470	$time = clamp $time, 0.01, $TICK * .6;
		471
		472	my $sig = new Coro::Signal;
		473
		474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		476	$SLOT_QUEUE->ready;
		477	$sig->wait;
325	}	478	}
326		479
327	=item cf::async { BLOCK }	480	=item cf::async { BLOCK }
328		481
329	Currently the same as Coro::async_pool, meaning you cannot use	482	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		487
335	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
336		489
337	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
338		491
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	495	acceptable.
343		496
344	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		503
351	sub sync_job(&) {	504	sub sync_job(&) {
352	my ($job) = @_;	505	my ($job) = @_;
353		506
354	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	508	my $time = EV::time;
356		509
357	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
359		512
360	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	514
362	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
363		516
364	my $busy = 1;	517	my $busy = 1;
365	my @res;	518	my @res;
366		519
367	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	522	@res = eval { $job->() };
369	warn $@ if $@;	523	warn $@ if $@;
370	undef $busy;	524	undef $busy;
371	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
372		526
373	while ($busy) {	527	while ($busy) {
374	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
375	}	532	}
		533	}
376		534
377	$time = Event::time - $time;	535	my $time = EV::time - $time;
378		536
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
383		538
384	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
385	} else {	540	} else {
386	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
387		542
…		…
412	=item fork_call { }, $args	567	=item fork_call { }, $args
413		568
414	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
418		573
419	=cut	574	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		575
430	sub fork_call(&@) {	576	sub fork_call(&@) {
431	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
432		578
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	579	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		582
438	if (my $pid = fork) {	583	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	584	reset_signals;
452	local $SIG{__WARN__};	585	&$cb
453	local $SIG{__DIE__};	586	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		587
460	eval {	588	wantarray ? @res : $res[-1]
461	close $fh1;	589	}
462		590
463	my @res = eval { $cb->(@args) };	591	=item $coin = coin_from_name $name
464		592
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	593	=cut
466	close $fh2;
467	};
468		594
469	warn $@ if $@;	595	our %coin_alias = (
470	_exit 0;	596	"silver" => "silvercoin",
471	}	597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
472	}	616	}
473		617
474	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
475		619
476	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
479		623
480	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
483	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
484		650
485	our $DB;	651	our $DB;
486		652
487	sub db_init {	653	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	654	cf::sync_job {
492	eval {	655	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	656	};
502	}	657	}
503		658
504	sub db_get($$) {	659	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
506		661
…		…
556	if (1) {	711	if (1) {
557	$md5 =	712	$md5 =
558	join "\x00",	713	join "\x00",
559	$processversion,	714	$processversion,
560	map {	715	map {
561	Coro::cede;	716	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	718	} 0.. $#$src;
564		719
565		720
566	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		759
605	#############################################################################	760	#############################################################################
606		761
607	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
608		763
609	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
612		767
613	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	770	Deliantra).
616		771
617	=over 4	772	=over 4
618		773
619	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
620		775
…		…
664	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
665		820
666	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
668		823
669	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
671		826
672	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
673		828
674	=over 4	829	=over 4
…		…
902	}	1057	}
903		1058
904	0	1059	0
905	}	1060	}
906		1061
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1063
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1065
911	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
912		1067
…		…
918		1073
919	=cut	1074	=cut
920		1075
921	#############################################################################	1076	#############################################################################
922	# object support	1077	# object support
923	#
924		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
925	sub _can_merge {	1112	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
927		1114
928	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1116
932	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
933	}	1119	}
934		1120
935	sub reattach {	1121	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1123	my ($obj) = @_;
938		1124
		1125	# no longer needed after getting rid of delete_package?
939	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
940		1127
941	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
942		1129
943	@$registry = ();	1130	@$registry = ();
944		1131
…		…
959	cf::attachable->attach (	1146	cf::attachable->attach (
960	prio => -1000000,	1147	prio => -1000000,
961	on_instantiate => sub {	1148	on_instantiate => sub {
962	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
963		1150
964	$data = from_json $data;	1151	$data = decode_json $data;
965		1152
966	for (@$data) {	1153	for (@$data) {
967	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
968		1155
969	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1172	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
987		1174
988	sync_job {	1175	sync_job {
989	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
992		1180
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
997	close $fh;	1188	aio_close $fh;
998		1189
999	if (@$objs) {	1190	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1005	close $fh;	1199	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1201	}
1008	} else {	1202	} else {
1009	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1010	}	1204	}
1011		1205
1012	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1210	} else {
1014	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1015	}	1212	}
1016	} else {	1213	} else {
1017	aio_unlink $filename;	1214	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1019	}	1216	}
1020	}	1217	};
1021	}	1218	}
1022		1219
1023	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1025		1222
…		…
1037	or return;	1234	or return;
1038		1235
1039	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1238	or return;
		1239
1042	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1043	}	1242	}
1044		1243
		1244	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1047	return ($data, $av);	1248	($data, $av)
1048	}	1249	}
1049		1250
1050	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1051		1252
1052	=over 4	1253	=over 4
…		…
1106	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1107		1308
1108	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1109	}	1310	}
1110		1311
		1312	use File::Glob ();
		1313
1111	cf::player->attach (	1314	cf::player->attach (
1112	on_command => sub {	1315	on_command => sub {
1113	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1114		1317
1115	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1125	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1126		1329
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1331
1129	if (ref $msg) {	1332	if (ref $msg) {
		1333	my ($type, $reply, @payload) =
		1334	"ARRAY" eq ref $msg
		1335	? @$msg
		1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1337
		1338	my @reply;
		1339
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1340	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1341	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1135	} else {	1347	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1349	}
1138		1350
1139	cf::override;	1351	cf::override;
1140	},	1352	},
1141	);	1353	);
		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
1142		1367
1143	sub load_extensions {	1368	sub load_extensions {
1144	cf::sync_job {	1369	cf::sync_job {
1145	my %todo;	1370	my %todo;
1146		1371
…		…
1166		1391
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1394
1170	$ext{source} =	1395	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1173	. $source	1398	. $source
1174	. "\n};\n1";	1399	. "\n};\n1";
1175		1400
1176	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1177	}	1402	}
1178		1403
		1404	my $pass = 0;
1179	my %done;	1405	my %done;
1180	while (%todo) {	1406	while (%todo) {
1181	my $progress;	1407	my $progress;
1182		1408
		1409	++$pass;
		1410
		1411	ext:
1183	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1414	next ext
1186	unless exists $done{$_};	1415	unless exists $done{$_};
1187	}	1416	}
1188		1417
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1419
1191	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1196	warn $msg;	1427	} else {
1197	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1198	exit 1;	1429	push @EXTS, $v->{pkg};
1199	}	1430	$progress = 1;
1200		1431
1201	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1202	}	1434	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1435	}
1208		1436
1209	skip:	1437	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1212	}	1445	}
1213	};	1446	};
1214	}	1447	}
1215		1448
1216	#############################################################################	1449	#############################################################################
1217		1450
1218	=back	1451	=back
1219		1452
1220	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1221		1454
1222	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1223		1456
1224	=cut	1457	=cut
1225		1458
1226	package cf::player;	1459	package cf::player;
1227		1460
1228	use Coro::AIO;	1461	use Coro::AIO;
1229		1462
1230	=head3 cf::player	1463	=head3 cf::player
1231		1464
1232	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1233		1480
1234	=item cf::player::find $login	1481	=item cf::player::find $login
1235		1482
1236	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1237		1484
…		…
1256		1503
1257	sub exists($) {	1504	sub exists($) {
1258	my ($login) = @_;	1505	my ($login) = @_;
1259		1506
1260	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1262	}	1509	}
1263		1510
1264	sub find($) {	1511	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1513	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1524
1278	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1281	}	1534	}
1282	}	1535	}
1283	}	1536	}
1284		1537
…		…
1293	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1294		1547
1295	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
1297		1550
		1551	cf::get_slot 0.01;
		1552
1298	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1299	Coro::cede;	1554	cf::cede_to_tick;
1300	}	1555	}
1301		1556
1302	sub new($) {	1557	sub new($) {
1303	my ($login) = @_;	1558	my ($login) = @_;
1304		1559
…		…
1310	$cf::PLAYER{$login} = $self;	1565	$cf::PLAYER{$login} = $self;
1311		1566
1312	$self	1567	$self
1313	}	1568	}
1314		1569
		1570	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1571
		1572	=cut
		1573
		1574	sub send_msg {
		1575	my $ns = shift->ns
		1576	or return;
		1577	$ns->send_msg (@_);
		1578	}
		1579
1315	=item $pl->quit_character	1580	=item $pl->quit_character
1316		1581
1317	Nukes the player without looking back. If logged in, the connection will	1582	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1583	be destroyed. May block for a long time.
1319		1584
…		…
1323	my ($pl) = @_;	1588	my ($pl) = @_;
1324		1589
1325	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1326		1591
1327	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1328	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1329		1594
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1334		1601
1335	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1639	or return [];
1373		1640
1374	my @logins;	1641	my @logins;
1375		1642
1376	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
		1644	my $path = path $login;
		1645
		1646	# a .pst is a dead give-away for a valid player
		1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1652	}
1380		1653
1381	utf8::decode $login;	1654	utf8::decode $login;
1382	push @logins, $login;	1655	push @logins, $login;
1383	}	1656	}
1384		1657
…		…
1411	}	1684	}
1412		1685
1413	\@paths	1686	\@paths
1414	}	1687	}
1415		1688
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1690
1418	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1419		1692
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1693	=item $player->ext_reply ($msgid, @msg)
1467		1694
1468	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1469		1696
1470	=cut	1697	=cut
1471		1698
1472	sub ext_reply($$%) {	1699	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1700	my ($self, $id, @msg) = @_;
1474		1701
1475	$msg{msgid} = $id;	1702	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1703	}
1478		1704
1479	=item $player->ext_event ($type, %msg)	1705	=item $player->ext_msg ($type, @msg)
1480		1706
1481	Sends an ext event to the client.	1707	Sends an ext event to the client.
1482		1708
1483	=cut	1709	=cut
1484		1710
1485	sub ext_event($$%) {	1711	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1712	my ($self, $type, @msg) = @_;
1487		1713
1488	$self->ns->ext_event ($type, %msg);	1714	$self->ns->ext_msg ($type, @msg);
1489	}	1715	}
1490		1716
1491	=head3 cf::region	1717	=head3 cf::region
1492		1718
1493	=over 4	1719	=over 4
…		…
1537	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1539		1765
1540	sub generate_random_map {	1766	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1542	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1772	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1668		1897
1669	# the temporary/swap location	1898	# the temporary/swap location
1670	sub save_path {	1899	sub save_path {
1671	my ($self) = @_;	1900	my ($self) = @_;
1672		1901
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1675	}	1904	}
1676		1905
1677	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1678	sub uniq_path {	1907	sub uniq_path {
1679	my ($self) = @_;	1908	my ($self) = @_;
1680		1909
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1912	}
1693		1913
1694	sub decay_objects {	1914	sub decay_objects {
1695	my ($self) = @_;	1915	my ($self) = @_;
1696		1916
…		…
1709		1929
1710	sub load_header_from($) {	1930	sub load_header_from($) {
1711	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1712		1932
1713	utf8::encode $path;	1933	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1719		1942
1720	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1721		1944
1722	1	1945	1
1723	}	1946	}
…		…
1777	sub find {	2000	sub find {
1778	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1779		2002
1780	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1781		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2007
1784	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1787	or return;	2010	or return;
1788		2011
1789	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1790		2013
…		…
1792	or return;	2015	or return;
1793		2016
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1797	$map->reset;	2022	$map->reset;
1798	undef $guard;
1799	return find $path;	2023	return find $path;
1800	}	2024	}
1801		2025
1802	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1803	}	2027	}
1804	}	2028	}
1805		2029
1806	sub pre_load { }	2030	sub pre_load { }
1807	sub post_load { }	2031	#sub post_load { } # XS
1808		2032
1809	sub load {	2033	sub load {
1810	my ($self) = @_;	2034	my ($self) = @_;
1811		2035
1812	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1813		2037
1814	my $path = $self->{path};	2038	my $path = $self->{path};
1815		2039
1816	{	2040	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1818		2042
		2043	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2045
1821	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1822		2047
1823	$self->alloc;	2048	$self->alloc;
1824		2049
1825	$self->pre_load;	2050	$self->pre_load;
1826	Coro::cede;	2051	cf::cede_to_tick;
1827		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1829	or return;	2056	or return;
1830		2057
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1832	if delete $self->{load_original};	2059	if delete $self->{load_original};
1833		2060
1834	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2062	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2065	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1839	}	2069	}
1840	}	2070	}
1841		2071
1842	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1843	# now do the right thing for maps	2075	# now do the right thing for maps
1844	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2078	unless $self->difficulty;
1847	Coro::cede;	2079	cf::cede_to_tick;
1848		2080
1849	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2082	$self->decay_objects;
1851	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1852	$self->update_buttons;	2084	$self->update_buttons;
1853	Coro::cede;	2085	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2086	$self->activate;
1857	}	2087	}
1858		2088
		2089	$self->{last_save} = $cf::RUNTIME;
		2090	$self->last_access ($cf::RUNTIME);
		2091
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2093	}
1861		2094
1862	$self->post_load;	2095	$self->post_load;
1863	}	2096	}
1864		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2101	sub customise_for {
1866	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
1867		2103
1868	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2105	if $self->per_player;
…		…
1873		2109
1874	$self	2110	$self
1875	}	2111	}
1876		2112
1877	# find and load all maps in the 3x3 area around a map	2113	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2114	sub load_neighbours {
1879	my ($map) = @_;	2115	my ($map) = @_;
1880		2116
1881	my @diag; # diagonal neighbours	2117	my @neigh; # diagonal neighbours
1882		2118
1883	for (0 .. 3) {	2119	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2120	my $neigh = $map->tile_path ($_)
1885	or next;	2121	or next;
1886	$neigh = find $neigh, $map	2122	$neigh = find $neigh, $map
1887	or next;	2123	or next;
1888	$neigh->load;	2124	$neigh->load;
1889		2125
		2126	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2127	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2128	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2129	}
1893		2130
1894	for (@diag) {	2131	for (grep defined $_->[0], @neigh) {
		2132	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2133	my $neigh = find $path, $origin
1896	or next;	2134	or next;
1897	$neigh->load;	2135	$neigh->load;
1898	}	2136	}
1899	}	2137	}
1900		2138
…		…
1905	}	2143	}
1906		2144
1907	sub do_load_sync {	2145	sub do_load_sync {
1908	my ($map) = @_;	2146	my ($map) = @_;
1909		2147
		2148	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2149	if $Coro::current == $Coro::main;
		2150
1910	cf::sync_job { $map->load };	2151	cf::sync_job { $map->load };
1911	}	2152	}
1912		2153
1913	our %MAP_PREFETCH;	2154	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2155	our $MAP_PREFETCHER = undef;
1915		2156
1916	sub find_async {	2157	sub find_async {
1917	my ($path, $origin) = @_;	2158	my ($path, $origin, $load) = @_;
1918		2159
1919	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
1920		2161
1921	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2164	}
1924		2165
1925	undef $MAP_PREFETCH{$path};	2166	$MAP_PREFETCH{$path} |= $load;
		2167
1926	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
		2169	$Coro::current->{desc} = "map prefetcher";
		2170
1927	while (%MAP_PREFETCH) {	2171	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2172	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2173	if (my $map = find $k) {
1930	$map->load;	2174	$map->load if $v;
1931	}	2175	}
1932		2176
1933	delete $MAP_PREFETCH{$path};	2177	delete $MAP_PREFETCH{$k};
1934	}	2178	}
1935	}	2179	}
1936	undef $MAP_PREFETCHER;	2180	undef $MAP_PREFETCHER;
1937	};	2181	};
1938	$MAP_PREFETCHER->prio (6);	2182	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2185	}
1942		2186
1943	sub save {	2187	sub save {
1944	my ($self) = @_;	2188	my ($self) = @_;
1945		2189
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2191
1948	$self->{last_save} = $cf::RUNTIME;	2192	$self->{last_save} = $cf::RUNTIME;
1949		2193
1950	return unless $self->dirty;	2194	return unless $self->dirty;
1951		2195
…		…
1957	return if $self->{deny_save};	2201	return if $self->{deny_save};
1958		2202
1959	local $self->{last_access} = $self->last_access;#d#	2203	local $self->{last_access} = $self->last_access;#d#
1960		2204
1961	cf::async {	2205	cf::async {
		2206	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
1963	};	2208	};
		2209
		2210	cf::get_slot 0.02;
1964		2211
1965	if ($uniq) {	2212	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2215	} else {
…		…
1974	my ($self) = @_;	2221	my ($self) = @_;
1975		2222
1976	# save first because save cedes	2223	# save first because save cedes
1977	$self->save;	2224	$self->save;
1978		2225
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2227
1981	return if $self->players;	2228	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2230	return if $self->{deny_save};
1984		2231
		2232	$self->in_memory (cf::MAP_SWAPPED);
		2233
		2234	$self->deactivate;
		2235	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2236	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2237	}
1988		2238
1989	sub reset_at {	2239	sub reset_at {
1990	my ($self) = @_;	2240	my ($self) = @_;
1991		2241
…		…
2009		2259
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2261
2012	return if $self->players;	2262	return if $self->players;
2013		2263
2014	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2015		2265
2016	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2017		2267
2018	# need to save uniques path	2268	# need to save uniques path
2019	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2273	if $uniq;
2024	}	2274	}
2025		2275
2026	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
2027		2277
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2280	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2281
2032	$self->unlink_save;	2282	$self->unlink_save;
2033	$self->destroy;	2283	$self->destroy;
2034	}	2284	}
2035		2285
2036	my $nuke_counter = "aaaa";	2286	my $nuke_counter = "aaaa";
2037		2287
2038	sub nuke {	2288	sub nuke {
2039	my ($self) = @_;	2289	my ($self) = @_;
2040		2290
		2291	{
		2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2293
2041	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
2042		2295
2043	$self->unlink_save;	2296	$self->unlink_save;
2044		2297
2045	bless $self, "cf::map";	2298	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2299	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2300	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2301	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2302	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2303
2051	$cf::MAP{$self->path} = $self;	2304	$cf::MAP{$self->path} = $self;
		2305	}
2052		2306
2053	$self->reset; # polite request, might not happen	2307	$self->reset; # polite request, might not happen
2054	}	2308	}
2055		2309
2056	=item $maps = cf::map::tmp_maps	2310	=item $maps = cf::map::tmp_maps
…		…
2098		2352
2099	sub unique_maps() {	2353	sub unique_maps() {
2100	[	2354	[
2101	map {	2355	map {
2102	utf8::decode $_;	2356	utf8::decode $_;
2103	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2104	? normalise $_	2360	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2362	]
2108	}	2363	}
2109		2364
2110	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2111		2396
2112	=back	2397	=back
2113		2398
2114	=head3 cf::object	2399	=head3 cf::object
2115		2400
…		…
2119		2404
2120	=over 4	2405	=over 4
2121		2406
2122	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2123		2408
2124	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2125		2411
2126	=cut	2412	=cut
2127		2413
2128	sub inv_recursive_;	2414	sub inv_recursive_;
2129	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2132		2418
2133	sub inv_recursive {	2419	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2135	}	2421	}
2136		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2137	package cf;	2451	package cf;
2138		2452
2139	=back	2453	=back
2140		2454
2141	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2150		2464
2151	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2152		2480
2153	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2482	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2163		2491
2164	} else {	2492	} else {
2165	my $pl = $self->contr;	2493	my $pl = $self->contr;
2166		2494
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2495	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2498
2176	} else {	2499	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2502	}
2180	}	2503	}
		2504	}
		2505
		2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2507
		2508	=cut
		2509
		2510	sub cf::object::send_msg {
		2511	my $pl = shift->contr
		2512	or return;
		2513	$pl->send_msg (@_);
2181	}	2514	}
2182		2515
2183	=item $player_object->may ("access")	2516	=item $player_object->may ("access")
2184		2517
2185	Returns wether the given player is authorized to access resource "access"	2518	Returns wether the given player is authorized to access resource "access"
…		…
2198		2531
2199	=item $player_object->enter_link	2532	=item $player_object->enter_link
2200		2533
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2535
2203	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2204	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2205		2540
2206	Will never block.	2541	Will never block.
2207		2542
2208	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2209		2544
…		…
2261	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2263		2598
2264	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2267		2602
2268	$map->load;	2603	$map->load;
2269	$map->load_diag;	2604	$map->load_neighbours;
2270		2605
2271	return unless $self->contr->active;	2606	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2607
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2276	}	2613	}
2277		2614
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2279		2616
2280	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2281	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2282	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2283	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2621	be called at the end of this process.
2285		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
		2625
2286	=cut	2626	=cut
2287		2627
2288	our $GOTOGEN;	2628	our $GOTOGEN;
2289		2629
2290	sub cf::object::player::goto {	2630	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2635
2296	$self->enter_link;	2636	$self->enter_link;
2297		2637
2298	(async {	2638	(async {
		2639	$Coro::current->{desc} = "player::goto $path $x $y";
		2640
		2641	# *tag paths override both path and x|y
		2642	if ($path =~ /^\*(.*)$/) {
		2643	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2644	my $ob = $obs[rand @obs];
		2645
		2646	# see if we actually can go there
		2647	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2648	$ob = $obs[rand @obs];
		2649	} else {
		2650	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2651	}
		2652	# else put us there anyways for now #d#
		2653
		2654	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2655	} else {
		2656	($path, $x, $y) = (undef, undef, undef);
		2657	}
		2658	}
		2659
2299	my $map = eval {	2660	my $map = eval {
2300	my $map = cf::map::find $path;	2661	my $map = defined $path ? cf::map::find $path : undef;
2301		2662
2302	if ($map) {	2663	if ($map) {
2303	$map = $map->customise_for ($self);	2664	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2665	$map = $check->($map) if $check && $map;
2305	} else {	2666	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2667	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2668	}
2308		2669
2309	$map	2670	$map
2310	};	2671	};
2311		2672
…		…
2347	}	2708	}
2348		2709
2349	sub prepare_random_map {	2710	sub prepare_random_map {
2350	my ($exit) = @_;	2711	my ($exit) = @_;
2351		2712
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2715	# that depends on the exit object
2357		2716
2358	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2719	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2365	}	2726	}
2366		2727
2367	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2368		2729
2369	my $data = cf::to_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2372		2733
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2736	undef $fh;
2376	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2377		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2380	}	2745	}
2381	}	2746	}
2382		2747
2383	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2385		2750
2386	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2387		2752
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2753	$self->enter_link;
2400		2754
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2755	(async {
2406	$self->deactivate_recursive; # just to be sure	2756	$Coro::current->{desc} = "enter_exit";
		2757
2407	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2408	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2409		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2410	1;	2779	1
2411	}) {	2780	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2785
2417	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2434	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2436		2805
2437	utf8::encode $text;	2806	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2439	}	2833	}
2440		2834
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2836
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2839	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2840	the message unless the client supports the msg packet.
2447		2841
2448	=cut	2842	=cut
2449		2843
		2844	# non-persistent channels (usually the info channel)
		2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
		2852	"c/identify" => {
		2853	id => "infobox",
		2854	title => "Identify",
		2855	reply => undef,
		2856	tooltip => "Items recently identified",
		2857	},
		2858	"c/examine" => {
		2859	id => "infobox",
		2860	title => "Examine",
		2861	reply => undef,
		2862	tooltip => "Signs and other items you examined",
		2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
		2869	},
		2870	"c/book" => {
		2871	id => "infobox",
		2872	title => "Book",
		2873	reply => undef,
		2874	tooltip => "The contents of a note or book",
		2875	},
		2876	"c/lookat" => {
		2877	id => "infobox",
		2878	title => "Look",
		2879	reply => undef,
		2880	tooltip => "What you saw there",
		2881	},
		2882	"c/who" => {
		2883	id => "infobox",
		2884	title => "Players",
		2885	reply => undef,
		2886	tooltip => "Shows players who are currently online",
		2887	},
		2888	"c/body" => {
		2889	id => "infobox",
		2890	title => "Body Parts",
		2891	reply => undef,
		2892	tooltip => "Shows which body parts you posess and are available",
		2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
		2930	"c/uptime" => {
		2931	id => "infobox",
		2932	title => "Uptime",
		2933	reply => undef,
		2934	tooltip => "How long the server has been running since last restart",
		2935	},
		2936	"c/mapinfo" => {
		2937	id => "infobox",
		2938	title => "Map Info",
		2939	reply => undef,
		2940	tooltip => "Information related to the maps",
		2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
		2956	);
		2957
2450	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2960
2453	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2454		2963
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		2965
		2966	# check predefined channels, for the benefit of C
		2967	if ($CHANNEL{$channel}) {
		2968	$channel = $CHANNEL{$channel};
		2969
		2970	$self->ext_msg (channel_info => $channel);
		2971	$channel = $channel->{id};
		2972
2457	if (ref $channel) {	2973	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	2977	$self->ext_msg (channel_info => $channel);
2462	}	2978	}
2463		2979
2464	$channel = $channel->{id};	2980	$channel = $channel->{id};
2465	}	2981	}
2466		2982
2467	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2468		2984
2469	if ($self->can_msg) {	2985	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	2987	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		2988
2482	if ($color >= 0) {	2989	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	2990	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	2992	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		2993
		2994	$self->send_big_packet ($pkt);
		2995	}
		2996
2493	=item $client->ext_event ($type, %msg)	2997	=item $client->ext_msg ($type, @msg)
2494		2998
2495	Sends an ext event to the client.	2999	Sends an ext event to the client.
2496		3000
2497	=cut	3001	=cut
2498		3002
2499	sub cf::client::ext_event($$%) {	3003	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3004	my ($self, $type, @msg) = @_;
2501		3005
2502	return unless $self->extcmd;	3006	if ($self->extcmd == 2) {
2503		3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3008	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3009	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3011	}
		3012	}
		3013
		3014	=item $client->ext_reply ($msgid, @msg)
		3015
		3016	Sends an ext reply to the client.
		3017
		3018	=cut
		3019
		3020	sub cf::client::ext_reply($$@) {
		3021	my ($self, $id, @msg) = @_;
		3022
		3023	if ($self->extcmd == 2) {
		3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3025	} elsif ($self->extcmd == 1) {
		3026	#TODO: version 1, remove
		3027	unshift @msg, msgtype => "reply", msgid => $id;
		3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3029	}
2506	}	3030	}
2507		3031
2508	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2509		3033
2510	Queues a query to the client, calling the given callback with	3034	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3089	my ($ns, $buf) = @_;
2566		3090
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3091	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3092
2569	if (ref $msg) {	3093	if (ref $msg) {
		3094	my ($type, $reply, @payload) =
		3095	"ARRAY" eq ref $msg
		3096	? @$msg
		3097	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3098
		3099	my @reply;
		3100
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3101	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3102	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3103	}
		3104
		3105	$ns->ext_reply ($reply, @reply)
		3106	if $reply;
		3107
2576	} else {	3108	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3109	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3110	}
2579		3111
2580	cf::override;	3112	cf::override;
…		…
2627	our $safe = new Safe "safe";	3159	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
2629		3161
2630	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
2631		3163
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3164	$safe->permit_only (Opcode::opset qw(
		3165	:base_core :base_mem :base_orig :base_math :base_loop
		3166	grepstart grepwhile mapstart mapwhile
		3167	sort time
		3168	));
2633		3169
2634	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
2635		3171
2636	=pod	3172	=pod
2637		3173
2638	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
2639		3175
2640	cf::object	3176	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3177	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3178	insert remove name archname title slaying race decrease split
		3179	value
2643		3180
2644	cf::object::player	3181	cf::object::player
2645	player	3182	player
2646		3183
2647	cf::player	3184	cf::player
…		…
2652		3189
2653	=cut	3190	=cut
2654		3191
2655	for (	3192	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3194	insert remove inv nrof name archname title slaying race
		3195	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
2661	) {	3199	) {
2662	no strict 'refs';	3200	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2682		3220
2683	my $qcode = $code;	3221	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
2686		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
2687	local $_;	3228	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3229
2690	my $eval =	3230	my $eval =
2691	"do {\n"	3231	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3234	. $code
2695	. "\n}"	3235	. "\n}"
2696	;	3236	;
2697		3237
		3238	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
2701		3247
2702	if ($@) {	3248	if ($@) {
2703	warn "$@";	3249	warn "$@";
2704	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
2705	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2724	=cut	3270	=cut
2725		3271
2726	sub register_script_function {	3272	sub register_script_function {
2727	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
2728		3274
2729	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
2731	}	3277	}
2732		3278
2733	=back	3279	=back
2734		3280
2735	=cut	3281	=cut
…		…
2737	#############################################################################	3283	#############################################################################
2738	# the server's init and main functions	3284	# the server's init and main functions
2739		3285
2740	sub load_facedata($) {	3286	sub load_facedata($) {
2741	my ($path) = @_;	3287	my ($path) = @_;
		3288
		3289	# HACK to clear player env face cache, we need some signal framework
		3290	# for this (global event?)
		3291	%ext::player_env::MUSIC_FACE_CACHE = ();
		3292
		3293	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2742		3294
2743	warn "loading facedata from $path\n";	3295	warn "loading facedata from $path\n";
2744		3296
2745	my $facedata;	3297	my $facedata;
2746	0 < aio_load $path, $facedata	3298	0 < aio_load $path, $facedata
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3301	$facedata = Coro::Storable::thaw $facedata;
2750		3302
2751	$facedata->{version} == 2	3303	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3305
		3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3308	$facedata->{resource}{"res/exp_table"} = {
		3309	type => FT_RSRC,
		3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
		3312	};
		3313	cf::cede_to_tick;
		3314
2754	{	3315	{
2755	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
2756		3317
2757	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3320
2759	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3325
2764	cf::cede_to_tick;	3326	cf::cede_to_tick;
2765	}	3327	}
2766		3328
2767	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3330	next unless $info->{smooth};
		3331
2769	my $idx = cf::face::find $face	3332	my $idx = cf::face::find $face
2770	or next;	3333	or next;
		3334
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3335	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3336	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3338	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3339	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2789		3353
2790	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
2791	}	3355	}
2792		3356
2793	{	3357	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3359
2799	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3361	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3363
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3365	cf::face::set_type $idx, $info->{type};
2811	} else {	3366	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3367	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3368	}
2818		3369
2819	cf::cede_to_tick;	3370	cf::cede_to_tick;
2820	}	3371	}
2821	}	3372	}
2822		3373
		3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3375
2823	1	3376	1
2824	}	3377	}
2825		3378
		3379	cf::global->attach (on_resource_update => sub {
		3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3382
		3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3384	my $sound = $soundconf->{compat}[$_]
		3385	or next;
		3386
		3387	my $face = cf::face::find "sound/$sound->[1]";
		3388	cf::sound::set $sound->[0] => $face;
		3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3390	}
		3391
		3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3393	my $face = cf::face::find "sound/$v";
		3394	cf::sound::set $k => $face;
		3395	}
		3396	}
		3397	});
		3398
		3399	register_exticmd fx_want => sub {
		3400	my ($ns, $want) = @_;
		3401
		3402	while (my ($k, $v) = each %$want) {
		3403	$ns->fx_want ($k, $v);
		3404	}
		3405	};
		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
		3416
2826	sub reload_regions {	3417	sub reload_regions {
		3418	# HACK to clear player env face cache, we need some signal framework
		3419	# for this (global event?)
		3420	%ext::player_env::MUSIC_FACE_CACHE = ();
		3421
2827	load_resource_file "$MAPDIR/regions"	3422	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3423	or die "unable to load regions file\n";
2829		3424
2830	for (cf::region::list) {	3425	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3426	$_->{match} = qr/$_->{match}/
…		…
2839	}	3434	}
2840		3435
2841	sub reload_archetypes {	3436	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3439	}
2850		3440
2851	sub reload_treasures {	3441	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
2854	}	3444	}
2855		3445
2856	sub reload_resources {	3446	sub reload_resources {
2857	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
2858		3448
		3449	reload_facedata;
		3450	reload_archetypes;
2859	reload_regions;	3451	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3452	reload_treasures;
2864		3453
2865	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
2866	}	3455	}
2867		3456
2868	sub init {	3457	sub reload_config {
2869	reload_resources;	3458	warn "reloading config file...\n";
2870	}
2871		3459
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3461	or return;
2875		3462
2876	local $/;	3463	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
2878		3465
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3467
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3475	};
2889	warn $@ if $@;	3476	warn $@ if $@;
2890	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
2891	}	3508	}
2892		3509
2893	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
2894	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3528	(async {
2898	Event::one_event;	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3530	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
2900	};	3532	};
2901		3533
2902	cfg_load;	3534	evthread_start IO::AIO::poll_fileno;
		3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
		3541	reload_config;
2903	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
2904	load_extensions;	3553	load_extensions;
2905		3554
2906	$TICK_WATCHER->start;	3555	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
		3562	};
		3563
		3564	main_loop;
2908	}	3565	}
2909		3566
2910	#############################################################################	3567	#############################################################################
2911	# initialisation and cleanup	3568	# initialisation and cleanup
2912		3569
2913	# install some emergency cleanup handlers	3570	# install some emergency cleanup handlers
2914	BEGIN {	3571	BEGIN {
		3572	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3573	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3574	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3575	cf::cleanup "SIG$signal";
2923	},
2924	);	3576	};
2925	}	3577	}
2926	}	3578	}
2927		3579
2928	sub write_runtime {	3580	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
2930		3582
2931	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
2933		3585
2934	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3587
2936	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
2937		3589
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3591	or return;
2940		3592
2941	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
2954		3606
2955	close $fh	3607	close $fh
2956	or return;	3608	or return;
2957		3609
2958	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3611	and return;
2960		3612
2961	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
2962		3614
2963	1	3615	1
		3616	}
		3617
		3618	our $uuid_lock;
		3619	our $uuid_skip;
		3620
		3621	sub write_uuid_sync($) {
		3622	$uuid_skip ||= $_[0];
		3623
		3624	return if $uuid_lock;
		3625	local $uuid_lock = 1;
		3626
		3627	my $uuid = "$LOCALDIR/uuid";
		3628
		3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3630	or return;
		3631
		3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
		3640	$uuid_skip = 0;
		3641
		3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3643	and return;
		3644
		3645	# always fsync - this file is important
		3646	aio_fsync $fh
		3647	and return;
		3648
		3649	close $fh
		3650	or return;
		3651
		3652	aio_rename "$uuid~", $uuid
		3653	and return;
		3654
		3655	warn "uuid file written ($value).\n";
		3656
		3657	1
		3658
		3659	}
		3660
		3661	sub write_uuid($$) {
		3662	my ($skip, $sync) = @_;
		3663
		3664	$sync ? write_uuid_sync $skip
		3665	: async { write_uuid_sync $skip };
2964	}	3666	}
2965		3667
2966	sub emergency_save() {	3668	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
2968		3670
2969	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
2970		3672
2971	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
2972	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3685	$pl->valid or next;
		3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3687	$pl->save;
2980	}	3688	}
2981	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
2982		3690
2983	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3694	$map->valid or next;
2987	$map->save;	3695	$map->save;
2988	}	3696	}
2989	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
2990		3698
2991	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
		3702
		3703	warn "emergency_perl_save: begin write uuid\n";
		3704	write_uuid_sync 1;
		3705	warn "emergency_perl_save: end write uuid\n";
2994	};	3706	};
2995		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
2996	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
2997	}	3714	}
2998		3715
2999	sub post_cleanup {	3716	sub post_cleanup {
3000	my ($make_core) = @_;	3717	my ($make_core) = @_;
3001		3718
3002	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
3004	}	3750	}
3005		3751
3006	sub do_reload_perl() {	3752	sub do_reload_perl() {
3007	# can/must only be called in main	3753	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3009	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
3010	return;	3756	return;
3011	}	3757	}
3012		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
3013	warn "reloading...";	3764	warn "reloading...";
3014		3765
3015	warn "entering sync_job";	3766	warn "entering sync_job";
3016		3767
3017	cf::sync_job {	3768	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3770	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
3021		3772
3022	warn "syncing database to disk";	3773	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3775
3025	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
3026		3777
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3781	}
3064		3782
3065	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
3067	}	3785	%EXT_CORO = ();
3068		3786
3069	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3796	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3797
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
3080	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
3081	}	3807	}
3082		3808
3083	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
3084	}	3824	}
3085		3825
3086	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3829
3090	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3833
3094	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3835	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
3097		3837
3098	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
3099		3839
3100	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
3101	require cf;	3841	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
3103		3843
3104	warn "loading config and database again";	3844	warn "loading config and database again";
3105	cf::cfg_load;	3845	cf::reload_config;
3106		3846
3107	warn "loading extensions";	3847	warn "loading extensions";
3108	cf::load_extensions;	3848	cf::load_extensions;
3109		3849
		3850	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3116		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3117	warn "leaving sync_job";	3862	warn "leaving sync_job";
3118		3863
3119	1	3864	1
3120	} or do {	3865	} or do {
3121	warn $@;	3866	warn $@;
3122	warn "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3868	};
3125		3869
3126	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3127	};	3876	};
3128		3877
3129	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3130		3879
3131	sub reload_perl() {	3880	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3134		3883
3135	$RELOAD_WATCHER ||= Event->timer (	3884	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3885	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3886
3138	data => WF_AUTOCANCEL,	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3888	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
3142	},	3890	};
3143	);	3891	};
3144	}	3892	}
3145		3893
3146	register_command "reload" => sub {	3894	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
3148		3896
3149	if ($who->flag (FLAG_WIZ)) {	3897	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3898	$who->message ("reloading server.");
		3899	async {
		3900	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3901	reload_perl;
		3902	};
3152	}	3903	}
3153	};	3904	};
3154		3905
3155	unshift @INC, $LIBDIR;	3906	unshift @INC, $LIBDIR;
3156		3907
…		…
3158		3909
3159	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3161		3912
3162	sub wait_for_tick {	3913	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		3915
3166	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3918	$signal->wait;
3169	}	3919	}
3170		3920
3171	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		3923
3175	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3926	$signal->wait;
3178	}	3927	}
3179		3928
3180	my $min = 1e6;#d#	3929	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3930	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3931	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3192	return;	3933	return;
3193	}	3934	}
3194		3935
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
3198		3937
3199	0 && sync_job {#d#	3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		3939
3205	$map->width (50);	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	3942	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	3943	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	3944	write_runtime_sync
3210		3945	or warn "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3946	};
		3947	}
3221		3948
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3949	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3950	$sig->send;
3238	}	3951	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3952	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3953	$sig->send;
3241	}	3954	}
3242		3955
3243	$NOW = Event::time;	3956	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3957	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3958
3254	_post_tick;	3959	if (0) {
3255		3960	if ($NEXT_TICK) {
3256		3961	my $jitter = $TICK_START - $NEXT_TICK;
		3962	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3963	warn "jitter $JITTER\n";#d#
		3964	}
3257	},	3965	}
3258	);	3966	}
3259		3967
3260	{	3968	{
3261	BDB::max_poll_time $TICK * 0.1;	3969	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3970
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3271		3972	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3973	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3974
3287	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
		3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3982
3290	cf::sync_job {	3983	cf::sync_job {
3291	eval {	3984	eval {
3292	BDB::db_env_open	3985	BDB::db_env_open
3293	$DB_ENV,	3986	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3988	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3989	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3990	0666;
3298		3991
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3992	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3993	};
3304		3994
3305	cf::cleanup "db_env_open(db): $@" if $@;	3995	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3996	};
3307	}	3997	}
		3998
		3999	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4000	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4001	};
		4002	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4003	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4004	};
		4005	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4006	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4007	};
3308	}	4008	}
3309		4009
3310	{	4010	{
		4011	# configure IO::AIO
		4012
3311	IO::AIO::min_parallel 8;	4013	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4014	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4015	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4016	}
3324		4017
3325	my $_log_backtrace;	4018	my $_log_backtrace;
3326		4019
3327	sub _log_backtrace {	4020	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3331		4024
3332	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3335	async {	4029	async {
		4030	$Coro::current->{desc} = "abt $msg";
		4031
3336	my @bt = fork_call {	4032	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4034	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4035	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4036	or die "addr2line: $!";
…		…
3348	}	4044	}
3349		4045
3350	@funcs	4046	@funcs
3351	};	4047	};
3352		4048
3353	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4052	--$_log_backtrace;
3356	};	4053	};
3357	} else {	4054	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4057	}
3361	}	4058	}
3362		4059
3363	# load additional modules	4060	# load additional modules
3364	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3365		4063
3366	END { cf::emergency_save }	4064	END { cf::emergency_save }
3367		4065
3368	1	4066	1
3369		4067

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