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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 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 3.64 ();	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;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	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
171	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.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
224	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
277	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
278	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
279		371
280	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
281		373
282	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.
283		375
284	=cut	376	=cut
285		377
286	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
287		379
288	sub lock_wait($) {	380	sub lock_wait($) {
289	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	382	}
297		383
298	sub lock_acquire($) {	384	sub lock_acquire($) {
299	my ($key) = @_;	385	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	386	}
311		387
312	sub lock_active($) {	388	sub lock_active($) {
313	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		423
339	=cut	424	=cut
340		425
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
343		429
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
346	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
347		436
348	while () {	437	while () {
349	next_job:	438	next_job:
		439
350	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	441
352	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	446	$job->[2]->send;
356	Coro::cede;	447	Coro::cede;
357	goto next_job;	448	goto next_job;
358	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	451	}
360	}	452	}
361		453
362	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	457	$signal->wait;
366	} else {	458	} else {
		459	$busy = 0;
367	Coro::schedule;	460	Coro::schedule;
368	}	461	}
369	}	462	}
370	};	463	};
371		464
372	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
373	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
374		469
375	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
376	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
377		473
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
391		487
392	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
393		489
394	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
395		491
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	495	acceptable.
400		496
401	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
402	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
…		…
407		503
408	sub sync_job(&) {	504	sub sync_job(&) {
409	my ($job) = @_;	505	my ($job) = @_;
410		506
411	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	508	my $time = EV::time;
413		509
414	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
416		512
417	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	514
419	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
420		516
421	my $busy = 1;	517	my $busy = 1;
422	my @res;	518	my @res;
423		519
424	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	522	@res = eval { $job->() };
426	warn $@ if $@;	523	warn $@ if $@;
427	undef $busy;	524	undef $busy;
428	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
429		526
430	while ($busy) {	527	while ($busy) {
431	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
432	}	532	}
		533	}
433		534
434	$time = Event::time - $time;	535	my $time = EV::time - $time;
435		536
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
440		538
441	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
442	} else {	540	} else {
443	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
444		542
…		…
469	=item fork_call { }, $args	567	=item fork_call { }, $args
470		568
471	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
472	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
475		573
476	=cut	574	=cut
477		575
478	sub fork_call(&@) {	576	sub fork_call(&@) {
479	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
480		578
481	# we seemingly have to make a local copy of the whole thing,	579	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	580	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	581	# TODO: investigate and fix (likely this will be rather laborious)
484		582
485	my @res = Coro::Util::fork_eval {	583	my @res = Coro::Util::fork_eval {
486	reset_signals;	584	reset_signals;
487	&$cb	585	&$cb
488	}, @args;	586	}, @args;
489		587
490	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
491	}	589	}
492		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		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
		616	}
		617
493	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
494		619
495	Returns a single value from the environment database.	620	Returns a single value from the environment database.
496		621
497	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
498		623
499	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
500	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).
501		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
502	=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	}
503		650
504	our $DB;	651	our $DB;
505		652
506	sub db_init {	653	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	654	cf::sync_job {
511	eval {	655	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	656	};
521	}	657	}
522		658
523	sub db_get($$) {	659	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
525		661
…		…
575	if (1) {	711	if (1) {
576	$md5 =	712	$md5 =
577	join "\x00",	713	join "\x00",
578	$processversion,	714	$processversion,
579	map {	715	map {
580	Coro::cede;	716	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	718	} 0.. $#$src;
583		719
584		720
585	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		759
624	#############################################################################	760	#############################################################################
625		761
626	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
627		763
628	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
629	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")
630	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
631		767
632	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>
633	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
634	Crossfire TRT).	770	Deliantra).
635		771
636	=over 4	772	=over 4
637		773
638	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
639		775
…		…
683	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
684		820
685	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
686	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
687		823
688	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		826
691	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
692		828
693	=over 4	829	=over 4
…		…
921	}	1057	}
922		1058
923	0	1059	0
924	}	1060	}
925		1061
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1063
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1065
930	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
931		1067
…		…
937		1073
938	=cut	1074	=cut
939		1075
940	#############################################################################	1076	#############################################################################
941	# object support	1077	# object support
942	#
943		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#
944	sub _can_merge {	1112	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
946		1114
947	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1116
951	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
952	}	1119	}
953		1120
954	sub reattach {	1121	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1123	my ($obj) = @_;
957		1124
		1125	# no longer needed after getting rid of delete_package?
958	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
959		1127
960	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
961		1129
962	@$registry = ();	1130	@$registry = ();
963		1131
…		…
978	cf::attachable->attach (	1146	cf::attachable->attach (
979	prio => -1000000,	1147	prio => -1000000,
980	on_instantiate => sub {	1148	on_instantiate => sub {
981	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
982		1150
983	$data = from_json $data;	1151	$data = decode_json $data;
984		1152
985	for (@$data) {	1153	for (@$data) {
986	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
987		1155
988	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1172	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1006		1174
1007	sync_job {	1175	sync_job {
1008	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1011		1180
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1188	aio_close $fh;
1017		1189
1018	if (@$objs) {	1190	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1199	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1201	}
1027	} else {	1202	} else {
1028	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1029	}	1204	}
1030		1205
1031	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1210	} else {
1033	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1034	}	1212	}
1035	} else {	1213	} else {
1036	aio_unlink $filename;	1214	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1038	}	1216	}
1039	}	1217	};
1040	}	1218	}
1041		1219
1042	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1044		1222
…		…
1056	or return;	1234	or return;
1057		1235
1058	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1238	or return;
		1239
1061	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1062	}	1242	}
1063		1243
		1244	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1066	return ($data, $av);	1248	($data, $av)
1067	}	1249	}
1068		1250
1069	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1070		1252
1071	=over 4	1253	=over 4
…		…
1125	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1126		1308
1127	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1128	}	1310	}
1129		1311
		1312	use File::Glob ();
		1313
1130	cf::player->attach (	1314	cf::player->attach (
1131	on_command => sub {	1315	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1133		1317
1134	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1135	or return;	1319	or return;
1136		1320
…		…
1149	my ($type, $reply, @payload) =	1333	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1334	"ARRAY" eq ref $msg
1151	? @$msg	1335	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1337
		1338	my @reply;
		1339
1154	if (my $cb = $EXTCMD{$type}) {	1340	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1341	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1160	} else {	1347	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1349	}
1163		1350
1164	cf::override;	1351	cf::override;
1165	},	1352	},
1166	);	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	}
1167		1367
1168	sub load_extensions {	1368	sub load_extensions {
1169	cf::sync_job {	1369	cf::sync_job {
1170	my %todo;	1370	my %todo;
1171		1371
…		…
1191		1391
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1394
1195	$ext{source} =	1395	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1198	. $source	1398	. $source
1199	. "\n};\n1";	1399	. "\n};\n1";
1200		1400
1201	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1202	}	1402	}
1203		1403
		1404	my $pass = 0;
1204	my %done;	1405	my %done;
1205	while (%todo) {	1406	while (%todo) {
1206	my $progress;	1407	my $progress;
1207		1408
		1409	++$pass;
		1410
		1411	ext:
1208	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1414	next ext
1211	unless exists $done{$_};	1415	unless exists $done{$_};
1212	}	1416	}
1213		1417
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1419
1216	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1221	warn $msg;	1427	} else {
1222	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1223	exit 1;	1429	push @EXTS, $v->{pkg};
1224	}	1430	$progress = 1;
1225		1431
1226	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1227	}	1434	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1435	}
1233		1436
1234	skip:	1437	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	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	}
1237	}	1445	}
1238	};	1446	};
1239	}	1447	}
1240		1448
1241	#############################################################################	1449	#############################################################################
1242		1450
1243	=back	1451	=back
1244		1452
1245	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1246		1454
1247	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1248		1456
1249	=cut	1457	=cut
1250		1458
1251	package cf::player;	1459	package cf::player;
1252		1460
1253	use Coro::AIO;	1461	use Coro::AIO;
1254		1462
1255	=head3 cf::player	1463	=head3 cf::player
1256		1464
1257	=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	}
1258		1480
1259	=item cf::player::find $login	1481	=item cf::player::find $login
1260		1482
1261	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1262		1484
…		…
1281		1503
1282	sub exists($) {	1504	sub exists($) {
1283	my ($login) = @_;	1505	my ($login) = @_;
1284		1506
1285	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1287	}	1509	}
1288		1510
1289	sub find($) {	1511	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1513	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1524
1303	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1306	}	1534	}
1307	}	1535	}
1308	}	1536	}
		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
1309		1550
1310	sub save($) {	1551	sub save($) {
1311	my ($pl) = @_;	1552	my ($pl) = @_;
1312		1553
1313	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1319		1560
1320	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
1322		1563
		1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1568
1323	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1324	Coro::cede;	1570	cf::cede_to_tick;
1325	}	1571	}
1326		1572
1327	sub new($) {	1573	sub new($) {
1328	my ($login) = @_;	1574	my ($login) = @_;
1329		1575
…		…
1358	my ($pl) = @_;	1604	my ($pl) = @_;
1359		1605
1360	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1361		1607
1362	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1610
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1369		1617
1370	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1655	or return [];
1408		1656
1409	my @logins;	1657	my @logins;
1410		1658
1411	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
		1660	my $path = path $login;
		1661
		1662	# a .pst is a dead give-away for a valid player
		1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1668	}
1415		1669
1416	utf8::decode $login;	1670	utf8::decode $login;
1417	push @logins, $login;	1671	push @logins, $login;
1418	}	1672	}
1419		1673
…		…
1446	}	1700	}
1447		1701
1448	\@paths	1702	\@paths
1449	}	1703	}
1450		1704
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1706
1453	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1708
1501	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1502		1710
1503	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1504		1712
…		…
1571	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1573		1781
1574	sub generate_random_map {	1782	sub generate_random_map {
1575	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1576	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1788	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1582	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1583	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1702		1913
1703	# the temporary/swap location	1914	# the temporary/swap location
1704	sub save_path {	1915	sub save_path {
1705	my ($self) = @_;	1916	my ($self) = @_;
1706		1917
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1709	}	1920	}
1710		1921
1711	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1712	sub uniq_path {	1923	sub uniq_path {
1713	my ($self) = @_;	1924	my ($self) = @_;
1714		1925
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1928	}
1727		1929
1728	sub decay_objects {	1930	sub decay_objects {
1729	my ($self) = @_;	1931	my ($self) = @_;
1730		1932
…		…
1743		1945
1744	sub load_header_from($) {	1946	sub load_header_from($) {
1745	my ($self, $path) = @_;	1947	my ($self, $path) = @_;
1746		1948
1747	utf8::encode $path;	1949	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1950	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	1951	or return;
		1952
		1953	$self->_load_header ($f)
		1954	or return;
		1955
		1956	local $MAP_LOADING{$self->{path}} = $self;
		1957	$f->resolve_delayed_derefs;
1753		1958
1754	$self->{load_path} = $path;	1959	$self->{load_path} = $path;
1755		1960
1756	1	1961	1
1757	}	1962	}
…		…
1811	sub find {	2016	sub find {
1812	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1813		2018
1814	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1815		2020
		2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1817		2023
1818	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1821	or return;	2026	or return;
1822		2027
1823	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1824		2029
…		…
1826	or return;	2031	or return;
1827		2032
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
		2037	undef $guard1;
1831	$map->reset;	2038	$map->reset;
1832	undef $guard;
1833	return find $path;	2039	return find $path;
1834	}	2040	}
1835		2041
1836	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1837	}	2043	}
1838	}	2044	}
1839		2045
1840	sub pre_load { }	2046	sub pre_load { }
1841	sub post_load { }	2047	#sub post_load { } # XS
1842		2048
1843	sub load {	2049	sub load {
1844	my ($self) = @_;	2050	my ($self) = @_;
1845		2051
1846	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
1847		2053
1848	my $path = $self->{path};	2054	my $path = $self->{path};
1849		2055
1850	{	2056	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2057	my $guard = cf::lock_acquire "map_data:$path";
1852		2058
		2059	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2060	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2061
1855	$self->in_memory (cf::MAP_LOADING);	2062	$self->in_memory (cf::MAP_LOADING);
1856		2063
1857	$self->alloc;	2064	$self->alloc;
1858		2065
1859	$self->pre_load;	2066	$self->pre_load;
1860	Coro::cede;	2067	cf::cede_to_tick;
1861		2068
		2069	my $f = new_from_file cf::object::thawer $self->{load_path};
		2070	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2071	$self->_load_objects ($f)
1863	or return;	2072	or return;
1864		2073
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1866	if delete $self->{load_original};	2075	if delete $self->{load_original};
1867		2076
1868	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2078	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2079	unless (aio_stat $uniq) {
		2080	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2081	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2082	$self->_load_objects ($f);
		2083	$f->resolve_delayed_derefs;
		2084	}
1873	}	2085	}
1874	}	2086	}
1875		2087
1876	Coro::cede;	2088	$f->resolve_delayed_derefs;
		2089
		2090	cf::cede_to_tick;
1877	# now do the right thing for maps	2091	# now do the right thing for maps
1878	$self->link_multipart_objects;	2092	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2093	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2094	unless $self->difficulty;
1881	Coro::cede;	2095	cf::cede_to_tick;
1882		2096
1883	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2098	$self->decay_objects;
1885	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1886	$self->update_buttons;	2100	$self->update_buttons;
1887	Coro::cede;	2101	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2102	$self->activate;
1891	}	2103	}
1892		2104
1893	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
1895		2107
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2109	}
1898		2110
1899	$self->post_load;	2111	$self->post_load;
1900	}	2112	}
1901		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
1902	sub customise_for {	2117	sub customise_for {
1903	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1904		2119
1905	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1906	if $self->per_player;	2121	if $self->per_player;
…		…
1944	}	2159	}
1945		2160
1946	sub do_load_sync {	2161	sub do_load_sync {
1947	my ($map) = @_;	2162	my ($map) = @_;
1948		2163
		2164	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2165	if $Coro::current == $Coro::main;
		2166
1949	cf::sync_job { $map->load };	2167	cf::sync_job { $map->load };
1950	}	2168	}
1951		2169
1952	our %MAP_PREFETCH;	2170	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2171	our $MAP_PREFETCHER = undef;
1954		2172
1955	sub find_async {	2173	sub find_async {
1956	my ($path, $origin) = @_;	2174	my ($path, $origin, $load) = @_;
1957		2175
1958	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
1959		2177
1960	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2180	}
1963		2181
1964	undef $MAP_PREFETCH{$path};	2182	$MAP_PREFETCH{$path} |= $load;
		2183
1965	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
1966	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2189	if (my $map = find $k) {
1969	$map->load;	2190	$map->load if $v;
1970	}	2191	}
1971		2192
1972	delete $MAP_PREFETCH{$path};	2193	delete $MAP_PREFETCH{$k};
1973	}	2194	}
1974	}	2195	}
1975	undef $MAP_PREFETCHER;	2196	undef $MAP_PREFETCHER;
1976	};	2197	};
1977	$MAP_PREFETCHER->prio (6);	2198	$MAP_PREFETCHER->prio (6);
…		…
1980	}	2201	}
1981		2202
1982	sub save {	2203	sub save {
1983	my ($self) = @_;	2204	my ($self) = @_;
1984		2205
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
1986		2207
1987	$self->{last_save} = $cf::RUNTIME;	2208	$self->{last_save} = $cf::RUNTIME;
1988		2209
1989	return unless $self->dirty;	2210	return unless $self->dirty;
1990		2211
…		…
1996	return if $self->{deny_save};	2217	return if $self->{deny_save};
1997		2218
1998	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
1999		2220
2000	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
2002	};	2224	};
		2225
		2226	cf::get_slot 0.02;
2003		2227
2004	if ($uniq) {	2228	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2231	} else {
…		…
2013	my ($self) = @_;	2237	my ($self) = @_;
2014		2238
2015	# save first because save cedes	2239	# save first because save cedes
2016	$self->save;	2240	$self->save;
2017		2241
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2243
2020	return if $self->players;	2244	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
2022	return if $self->{deny_save};	2246	return if $self->{deny_save};
2023		2247
		2248	$self->in_memory (cf::MAP_SWAPPED);
		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2024	$self->clear;	2252	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2253	}
2027		2254
2028	sub reset_at {	2255	sub reset_at {
2029	my ($self) = @_;	2256	my ($self) = @_;
2030		2257
…		…
2048		2275
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2277
2051	return if $self->players;	2278	return if $self->players;
2052		2279
2053	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2054		2281
2055	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2056		2283
2057	# need to save uniques path	2284	# need to save uniques path
2058	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2062	if $uniq;	2289	if $uniq;
2063	}	2290	}
2064		2291
2065	delete $cf::MAP{$self->path};	2292	delete $cf::MAP{$self->path};
2066		2293
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2296	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2297
2071	$self->unlink_save;	2298	$self->unlink_save;
2072	$self->destroy;	2299	$self->destroy;
2073	}	2300	}
2074		2301
2075	my $nuke_counter = "aaaa";	2302	my $nuke_counter = "aaaa";
2076		2303
2077	sub nuke {	2304	sub nuke {
2078	my ($self) = @_;	2305	my ($self) = @_;
2079		2306
		2307	{
		2308	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2309
2080	delete $cf::MAP{$self->path};	2310	delete $cf::MAP{$self->path};
2081		2311
2082	$self->unlink_save;	2312	$self->unlink_save;
2083		2313
2084	bless $self, "cf::map";	2314	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2315	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2316	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2317	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2318	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2319
2090	$cf::MAP{$self->path} = $self;	2320	$cf::MAP{$self->path} = $self;
		2321	}
2091		2322
2092	$self->reset; # polite request, might not happen	2323	$self->reset; # polite request, might not happen
2093	}	2324	}
2094		2325
2095	=item $maps = cf::map::tmp_maps	2326	=item $maps = cf::map::tmp_maps
…		…
2137		2368
2138	sub unique_maps() {	2369	sub unique_maps() {
2139	[	2370	[
2140	map {	2371	map {
2141	utf8::decode $_;	2372	utf8::decode $_;
2142	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2143	? normalise $_	2376	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2378	]
2147	}	2379	}
2148		2380
2149	package cf;	2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
2150		2412
2151	=back	2413	=back
2152		2414
2153	=head3 cf::object	2415	=head3 cf::object
2154		2416
…		…
2158		2420
2159	=over 4	2421	=over 4
2160		2422
2161	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2162		2424
2163	Returns the inventory of the object _and_ their inventories, recursively.	2425	Returns the inventory of the object I<and> their inventories, recursively,
		2426	but I<not> the object itself.
2164		2427
2165	=cut	2428	=cut
2166		2429
2167	sub inv_recursive_;	2430	sub inv_recursive_;
2168	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2171		2434
2172	sub inv_recursive {	2435	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2174	}	2437	}
2175		2438
		2439	=item $ref = $ob->ref
		2440
		2441	Creates and returns a persistent reference to an object that can be stored as a string.
		2442
		2443	=item $ob = cf::object::deref ($refstring)
		2444
		2445	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2446	even if the object actually exists. May block.
		2447
		2448	=cut
		2449
		2450	sub deref {
		2451	my ($ref) = @_;
		2452
		2453	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2454	my ($uuid, $name) = ($1, $2);
		2455	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2456	or return;
		2457	$pl->ob->uuid eq $uuid
		2458	or return;
		2459
		2460	$pl->ob
		2461	} else {
		2462	warn "$ref: cannot resolve object reference\n";
		2463	undef
		2464	}
		2465	}
		2466
2176	package cf;	2467	package cf;
2177		2468
2178	=back	2469	=back
2179		2470
2180	=head3 cf::object::player	2471	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2477	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2188	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2189		2480
2190	=cut	2481	=cut
		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
2191		2496
2192	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2498	# with dialog boxes.
2194	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2195	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2514
2210	} else {	2515	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2518	}
2214	}	2519	}
2215	}	2520	}
2216		2521
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2547
2243	=item $player_object->enter_link	2548	=item $player_object->enter_link
2244		2549
2245	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2246		2551
2247	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2248	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2249		2556
2250	Will never block.	2557	Will never block.
2251		2558
2252	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2253		2560
…		…
2305	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2306	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2307		2614
2308	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2309	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2310	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2311		2618
2312	$map->load;	2619	$map->load;
2313	$map->load_neighbours;	2620	$map->load_neighbours;
2314		2621
2315	return unless $self->contr->active;	2622	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2623
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2320	}	2629	}
2321		2630
2322	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2323		2632
2324	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2325	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2326	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2327	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2637	be called at the end of this process.
2329		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
		2641
2330	=cut	2642	=cut
2331		2643
2332	our $GOTOGEN;	2644	our $GOTOGEN;
2333		2645
2334	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2651
2340	$self->enter_link;	2652	$self->enter_link;
2341		2653
2342	(async {	2654	(async {
		2655	$Coro::current->{desc} = "player::goto $path $x $y";
		2656
		2657	# *tag paths override both path and x|y
		2658	if ($path =~ /^\*(.*)$/) {
		2659	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2660	my $ob = $obs[rand @obs];
		2661
		2662	# see if we actually can go there
		2663	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2664	$ob = $obs[rand @obs];
		2665	} else {
		2666	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2667	}
		2668	# else put us there anyways for now #d#
		2669
		2670	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2671	} else {
		2672	($path, $x, $y) = (undef, undef, undef);
		2673	}
		2674	}
		2675
2343	my $map = eval {	2676	my $map = eval {
2344	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2345		2678
2346	if ($map) {	2679	if ($map) {
2347	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2349	} else {	2682	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2684	}
2352		2685
2353	$map	2686	$map
2354	};	2687	};
2355		2688
…		…
2391	}	2724	}
2392		2725
2393	sub prepare_random_map {	2726	sub prepare_random_map {
2394	my ($exit) = @_;	2727	my ($exit) = @_;
2395		2728
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2731	# that depends on the exit object
2401		2732
2402	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2735	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2409	}	2742	}
2410		2743
2411	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2412		2745
2413	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2416		2749
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2752	undef $fh;
2420	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2421		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2424	}	2761	}
2425	}	2762	}
2426		2763
2427	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2429		2766
2430	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2431		2768
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2769	$self->enter_link;
2444		2770
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2771	(async {
2450	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2451	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2452	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2453		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2454	1;	2795	1
2455	}) {	2796	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2458	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2801
2461	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2478	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2479	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2480		2821
2481	utf8::encode $text;	2822	utf8::encode $text;
2482	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2483	}	2849	}
2484		2850
2485	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2486		2852
2487	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2491		2857
2492	=cut	2858	=cut
2493		2859
		2860	# non-persistent channels (usually the info channel)
		2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
		2868	"c/identify" => {
		2869	id => "infobox",
		2870	title => "Identify",
		2871	reply => undef,
		2872	tooltip => "Items recently identified",
		2873	},
		2874	"c/examine" => {
		2875	id => "infobox",
		2876	title => "Examine",
		2877	reply => undef,
		2878	tooltip => "Signs and other items you examined",
		2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
		2885	},
		2886	"c/book" => {
		2887	id => "infobox",
		2888	title => "Book",
		2889	reply => undef,
		2890	tooltip => "The contents of a note or book",
		2891	},
		2892	"c/lookat" => {
		2893	id => "infobox",
		2894	title => "Look",
		2895	reply => undef,
		2896	tooltip => "What you saw there",
		2897	},
		2898	"c/who" => {
		2899	id => "infobox",
		2900	title => "Players",
		2901	reply => undef,
		2902	tooltip => "Shows players who are currently online",
		2903	},
		2904	"c/body" => {
		2905	id => "infobox",
		2906	title => "Body Parts",
		2907	reply => undef,
		2908	tooltip => "Shows which body parts you posess and are available",
		2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
		2946	"c/uptime" => {
		2947	id => "infobox",
		2948	title => "Uptime",
		2949	reply => undef,
		2950	tooltip => "How long the server has been running since last restart",
		2951	},
		2952	"c/mapinfo" => {
		2953	id => "infobox",
		2954	title => "Map Info",
		2955	reply => undef,
		2956	tooltip => "Information related to the maps",
		2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
		2972	);
		2973
2494	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2976
2497	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2498		2979
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		2981
		2982	# check predefined channels, for the benefit of C
		2983	if ($CHANNEL{$channel}) {
		2984	$channel = $CHANNEL{$channel};
		2985
		2986	$self->ext_msg (channel_info => $channel);
		2987	$channel = $channel->{id};
		2988
2501	if (ref $channel) {	2989	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	2993	$self->ext_msg (channel_info => $channel);
2506	}	2994	}
…		…
2508	$channel = $channel->{id};	2996	$channel = $channel->{id};
2509	}	2997	}
2510		2998
2511	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2512		3000
2513	if ($self->can_msg) {
2514	# default colour, mask it out	3001	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2517		3004
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	3008	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3009
2532	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($pkt);
2533
2534	utf8::encode $msg;
2535
2536	if (0 && $msg =~ /\[/) {
2537	# COMMAND/INFO
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}
2545	}	3011	}
2546		3012
2547	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2548		3014
2549	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2551	=cut	3017	=cut
2552		3018
2553	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2555		3021
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	3022	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	3027	}
2564	}	3028	}
2565		3029
2566	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2567		3031
…		…
2571		3035
2572	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2574		3038
2575	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	3042	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3045	}
2582	}	3046	}
2583		3047
2584	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2585		3049
…		…
2646	my ($type, $reply, @payload) =	3110	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3111	"ARRAY" eq ref $msg
2648	? @$msg	3112	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3113	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3114
		3115	my @reply;
		3116
2651	if (my $cb = $EXTICMD{$type}) {	3117	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3118	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3119	}
		3120
		3121	$ns->ext_reply ($reply, @reply)
		3122	if $reply;
		3123
2657	} else {	3124	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3125	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3126	}
2660		3127
2661	cf::override;	3128	cf::override;
…		…
2683		3150
2684	$coro	3151	$coro
2685	}	3152	}
2686		3153
2687	cf::client->attach (	3154	cf::client->attach (
2688	on_destroy => sub {	3155	on_client_destroy => sub {
2689	my ($ns) = @_;	3156	my ($ns) = @_;
2690		3157
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3159	},
2693	);	3160	);
…		…
2709	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2710		3177
2711	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2712		3179
2713	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
2714	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
2715	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
2716	sort time	3183	sort time
2717	));	3184	));
2718		3185
2719	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
2721	=pod	3188	=pod
2722		3189
2723	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2724		3191
2725	cf::object	3192	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3193	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3194	insert remove name archname title slaying race decrease split
		3195	value
2728		3196
2729	cf::object::player	3197	cf::object::player
2730	player	3198	player
2731		3199
2732	cf::player	3200	cf::player
…		…
2737		3205
2738	=cut	3206	=cut
2739		3207
2740	for (	3208	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3210	insert remove inv nrof name archname title slaying race
		3211	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2746	) {	3215	) {
2747	no strict 'refs';	3216	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2767		3236
2768	my $qcode = $code;	3237	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2771		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2772	local $_;	3244	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;
2774		3245
2775	my $eval =	3246	my $eval =
2776	"do {\n"	3247	"do {\n"
2777	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2779	. $code	3250	. $code
2780	. "\n}"	3251	. "\n}"
2781	;	3252	;
2782		3253
		3254	if ($CFG{safe_eval}) {
2783	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2784	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
2786		3263
2787	if ($@) {	3264	if ($@) {
2788	warn "$@";	3265	warn "$@";
2789	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2790	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2809	=cut	3286	=cut
2810		3287
2811	sub register_script_function {	3288	sub register_script_function {
2812	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2813		3290
2814	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2815	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2816	}	3293	}
2817		3294
2818	=back	3295	=back
2819		3296
2820	=cut	3297	=cut
…		…
2823	# the server's init and main functions	3300	# the server's init and main functions
2824		3301
2825	sub load_facedata($) {	3302	sub load_facedata($) {
2826	my ($path) = @_;	3303	my ($path) = @_;
2827		3304
		3305	# HACK to clear player env face cache, we need some signal framework
		3306	# for this (global event?)
		3307	%ext::player_env::MUSIC_FACE_CACHE = ();
		3308
2828	my $enc = JSON::XS->new->utf8->canonical;	3309	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3310
2830	warn "loading facedata from $path\n";	3311	warn "loading facedata from $path\n";
2831		3312
2832	my $facedata;	3313	my $facedata;
2833	0 < aio_load $path, $facedata	3314	0 < aio_load $path, $facedata
…		…
2837		3318
2838	$facedata->{version} == 2	3319	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3321
2841	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3325	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
2845	};	3328	};
2846	cf::cede_to_tick;	3329	cf::cede_to_tick;
2847		3330
2848	{	3331	{
2849	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
2850		3333
2851	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
2853	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2857		3341
2858	cf::cede_to_tick;	3342	cf::cede_to_tick;
2859	}	3343	}
2860		3344
2861	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
2863	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
2864	or next;	3349	or next;
		3350
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3352	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3354	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2883		3369
2884	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
2885	}	3371	}
2886		3372
2887	{	3373	{
2888	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
2891		3375
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
		3377	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;
2897		3379
2898	if ($info->{type} & 1) {	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899	# prepend meta info	3381	cf::face::set_type $idx, $info->{type};
2900		3382	} else {
2901	my $meta = $enc->encode ({	3383	$RESOURCE{$name} = $info;
2902	name => $name,
2903	%{ $info->{meta} || {} },
2904	});
2905
2906	$data = pack "(w/a*)*", $meta, $info->{data};
2907	}	3384	}
2908		3385
2909	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910	cf::face::set_type $idx, $info->{type};
2911
2912	cf::cede_to_tick;	3386	cf::cede_to_tick;
2913	}	3387	}
2914
2915	if ($soundconf) {
2916	$soundconf = $enc->decode (delete $soundconf->{data});
2917
2918	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919	my $sound = $soundconf->{compat}[$_]
2920	or next;
2921
2922	my $face = cf::face::find "sound/$sound->[1]";
2923	cf::sound::set $sound->[0] => $face;
2924	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925	}
2926
2927	while (my ($k, $v) = each %{$soundconf->{event}}) {
2928	my $face = cf::face::find "sound/$v";
2929	cf::sound::set $k => $face;
2930	}
2931	}
2932	}	3388	}
		3389
		3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933		3391
2934	1	3392	1
2935	}	3393	}
		3394
		3395	cf::global->attach (on_resource_update => sub {
		3396	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3397	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3398
		3399	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3400	my $sound = $soundconf->{compat}[$_]
		3401	or next;
		3402
		3403	my $face = cf::face::find "sound/$sound->[1]";
		3404	cf::sound::set $sound->[0] => $face;
		3405	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3406	}
		3407
		3408	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3409	my $face = cf::face::find "sound/$v";
		3410	cf::sound::set $k => $face;
		3411	}
		3412	}
		3413	});
2936		3414
2937	register_exticmd fx_want => sub {	3415	register_exticmd fx_want => sub {
2938	my ($ns, $want) = @_;	3416	my ($ns, $want) = @_;
2939		3417
2940	while (my ($k, $v) = each %$want) {	3418	while (my ($k, $v) = each %$want) {
2941	$ns->fx_want ($k, $v);	3419	$ns->fx_want ($k, $v);
2942	}	3420	}
2943	};	3421	};
2944		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
		3432
2945	sub reload_regions {	3433	sub reload_regions {
		3434	# HACK to clear player env face cache, we need some signal framework
		3435	# for this (global event?)
		3436	%ext::player_env::MUSIC_FACE_CACHE = ();
		3437
2946	load_resource_file "$MAPDIR/regions"	3438	load_resource_file "$MAPDIR/regions"
2947	or die "unable to load regions file\n";	3439	or die "unable to load regions file\n";
2948		3440
2949	for (cf::region::list) {	3441	for (cf::region::list) {
2950	$_->{match} = qr/$_->{match}/	3442	$_->{match} = qr/$_->{match}/
…		…
2958	}	3450	}
2959		3451
2960	sub reload_archetypes {	3452	sub reload_archetypes {
2961	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
2962	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
2963	#d# NEED to laod twice to resolve forward references
2964	# this really needs to be done in an extra post-pass
2965	# (which needs to be synchronous, so solve it differently)
2966	load_resource_file "$DATADIR/archetypes"
2967	or die "unable to load archetypes\n";
2968	}	3455	}
2969		3456
2970	sub reload_treasures {	3457	sub reload_treasures {
2971	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
2972	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
2973	}	3460	}
2974		3461
2975	sub reload_resources {	3462	sub reload_resources {
2976	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
2977		3464
		3465	reload_facedata;
		3466	reload_archetypes;
2978	reload_regions;	3467	reload_regions;
2979	reload_facedata;
2980	#reload_archetypes;#d#
2981	reload_archetypes;
2982	reload_treasures;	3468	reload_treasures;
2983		3469
2984	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
2985	}	3471	}
2986		3472
2987	sub init {	3473	sub reload_config {
2988	reload_resources;	3474	warn "reloading config file...\n";
2989	}
2990		3475
2991	sub cfg_load {
2992	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
2993	or return;	3477	or return;
2994		3478
2995	local $/;	3479	local $/;
2996	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
2997		3481
2998	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2999		3483
3000	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3001	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3005	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3006	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3007	};	3491	};
3008	warn $@ if $@;	3492	warn $@ if $@;
3009	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3010	}	3524	}
3011		3525
3012	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3013	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3014	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3015	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3016	(async {	3544	(async {
3017	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
3018	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3019	};	3548	};
3020		3549
3021	cfg_load;	3550	evthread_start IO::AIO::poll_fileno;
		3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
		3557	reload_config;
3022	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
3023	load_extensions;	3568	load_extensions;
3024		3569
3025	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
3026	Event::loop;	3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
3027	}	3580	}
3028		3581
3029	#############################################################################	3582	#############################################################################
3030	# initialisation and cleanup	3583	# initialisation and cleanup
3031		3584
3032	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
3033	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
3034	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
3035	Event->signal (	3589	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3036	reentrant => 0,
3037	data => WF_AUTOCANCEL,
3038	signal => $signal,
3039	prio => 0,
3040	cb => sub {
3041	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
3042	},
3043	);	3591	};
3044	}	3592	}
3045	}	3593	}
3046		3594
3047	sub write_runtime {	3595	sub write_runtime_sync {
3048	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = EV::time;
3049		3597
3050	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3051	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3052		3600
3053	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054		3602
3055	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3056		3604
3057	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3058	or return;	3606	or return;
3059		3607
3060	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3061	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3062	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3072	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3073		3621
3074	close $fh	3622	close $fh
3075	or return;	3623	or return;
3076		3624
3077	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078	and return;	3626	and return;
3079		3627
3080	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3081		3629
3082	1	3630	1
		3631	}
		3632
		3633	our $uuid_lock;
		3634	our $uuid_skip;
		3635
		3636	sub write_uuid_sync($) {
		3637	$uuid_skip ||= $_[0];
		3638
		3639	return if $uuid_lock;
		3640	local $uuid_lock = 1;
		3641
		3642	my $uuid = "$LOCALDIR/uuid";
		3643
		3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3645	or return;
		3646
		3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
		3655	$uuid_skip = 0;
		3656
		3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3658	and return;
		3659
		3660	# always fsync - this file is important
		3661	aio_fsync $fh
		3662	and return;
		3663
		3664	close $fh
		3665	or return;
		3666
		3667	aio_rename "$uuid~", $uuid
		3668	and return;
		3669
		3670	warn "uuid file written ($value).\n";
		3671
		3672	1
		3673
		3674	}
		3675
		3676	sub write_uuid($$) {
		3677	my ($skip, $sync) = @_;
		3678
		3679	$sync ? write_uuid_sync $skip
		3680	: async { write_uuid_sync $skip };
3083	}	3681	}
3084		3682
3085	sub emergency_save() {	3683	sub emergency_save() {
3086	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3087		3685
3088	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3089		3687
3090	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3091	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3092	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3093	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3094	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3095	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3096	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3097	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098	$pl->save;	3702	$pl->save;
3099	}	3703	}
3100	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3101		3705
3102	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3103	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3104	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3105	$map->valid or next;	3709	$map->valid or next;
3106	$map->save;	3710	$map->save;
3107	}	3711	}
3108	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3109		3713
3110	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3111	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3112	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
		3717
		3718	warn "emergency_perl_save: begin write uuid\n";
		3719	write_uuid_sync 1;
		3720	warn "emergency_perl_save: end write uuid\n";
3113	};	3721	};
3114		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3115	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3116	}	3729	}
3117		3730
3118	sub post_cleanup {	3731	sub post_cleanup {
3119	my ($make_core) = @_;	3732	my ($make_core) = @_;
3120		3733
3121	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3122	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3123	}	3765	}
3124		3766
3125	sub do_reload_perl() {	3767	sub do_reload_perl() {
3126	# can/must only be called in main	3768	# can/must only be called in main
3127	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3128	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3129	return;	3771	return;
3130	}	3772	}
3131		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = EV::time;
		3777
		3778	while ($RELOAD) {
3132	warn "reloading...";	3779	warn "reloading...";
3133		3780
3134	warn "entering sync_job";	3781	warn "entering sync_job";
3135		3782
3136	cf::sync_job {	3783	cf::sync_job {
3137	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3138	cf::emergency_save;	3785	cf::emergency_save;
3139	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3140		3787
3141	warn "syncing database to disk";	3788	warn "syncing database to disk";
3142	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3143		3790
3144	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3145		3792
3146	warn "cancelling all WF_AUTOCANCEL watchers";
3147	for (Event::all_watchers) {
3148	$_->cancel if $_->data & WF_AUTOCANCEL;
3149	}
3150
3151	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3152	for (;;) {
3153	BDB::flush;
3154	IO::AIO::flush;
3155	Coro::cede;
3156	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3157	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3158	}
3159
3160	++$RELOAD;
3161
3162	warn "cancelling all extension coros";
3163	$_->cancel for values %EXT_CORO;
3164	%EXT_CORO = ();
3165
3166	warn "removing commands";
3167	%COMMAND = ();
3168
3169	warn "removing ext/exti commands";
3170	%EXTCMD = ();
3171	%EXTICMD = ();
3172
3173	warn "unloading/nuking all extensions";
3174	for my $pkg (@EXTS) {
3175	warn "... unloading $pkg";
3176
3177	if (my $cb = $pkg->can ("unload")) {
3178	eval {
3179	$cb->($pkg);
3180	1
3181	} or warn "$pkg unloaded, but with errors: $@";
3182	}	3796	}
3183		3797
3184	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3185	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3186	}	3800	%EXT_CORO = ();
3187		3801
3188	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3189	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3190	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3192	warn "... unloading $k";	3811	warn "... unloading $pkg";
3193	delete $INC{$k};
3194		3812
3195	$k =~ s/\.pm$//;
3196	$k =~ s/\//::/g;
3197
3198	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3199	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3200	}	3822	}
3201		3823
3202	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3203	}	3839	}
3204		3840
3205	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3206	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3207	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208		3844
3209	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3210	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3211	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3212		3848
3213	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3214	# and global variables created in xs	3850	# and global variables created in xs
3215	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3216		3852
3217	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3218		3854
3219	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3220	require cf;	3856	require cf;
3221	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3222		3858
3223	warn "loading config and database again";	3859	warn "loading config and database again";
3224	cf::cfg_load;	3860	cf::reload_config;
3225		3861
3226	warn "loading extensions";	3862	warn "loading extensions";
3227	cf::load_extensions;	3863	cf::load_extensions;
3228		3864
		3865	if ($REATTACH_ON_RELOAD) {
3229	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3230	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3231	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3232	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3233	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3234	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3235		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3236	warn "leaving sync_job";	3877	warn "leaving sync_job";
3237		3878
3238	1	3879	1
3239	} or do {	3880	} or do {
3240	warn $@;	3881	warn $@;
3241	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3242	exit 1;
3243	};	3883	};
3244		3884
3245	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = EV::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3246	};	3891	};
3247		3892
3248	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3249		3894
3250	sub reload_perl() {	3895	sub reload_perl() {
3251	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3252	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3253		3898
3254	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3255	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3256	after => 0,	3901
3257	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3258	cb => sub {
3259	do_reload_perl;	3903	do_reload_perl;
3260	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3261	},	3905	};
3262	);	3906	};
3263	}	3907	}
3264		3908
3265	register_command "reload" => sub {	3909	register_command "reload" => sub {
3266	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3267		3911
3268	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3269	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3270	async { reload_perl };	3916	reload_perl;
		3917	};
3271	}	3918	}
3272	};	3919	};
3273		3920
3274	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3275		3922
…		…
3277		3924
3278	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3279	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3280		3927
3281	sub wait_for_tick {	3928	sub wait_for_tick {
3282	return unless $TICK_WATCHER->is_active;
3283	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3284		3930
3285	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3287	$signal->wait;	3933	$signal->wait;
3288	}	3934	}
3289		3935
3290	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3291	return unless $TICK_WATCHER->is_active;
3292	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3293		3938
3294	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3295	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3296	$signal->wait;	3941	$signal->wait;
3297	}	3942	}
3298		3943
3299	my $min = 1e6;#d#	3944	sub tick {
3300	my $avg = 10;
3301	$TICK_WATCHER = Event->timer (
3302	reentrant => 0,
3303	parked => 1,
3304	prio => 0,
3305	at => $NEXT_TICK || $TICK,
3306	data => WF_AUTOCANCEL,
3307	cb => sub {
3308	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3309	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3311	return;	3948	return;
3312	}	3949	}
3313		3950
3314	$NOW = $tick_start = Event::time;
3315
3316	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3317		3952
3318	0 && sync_job {#d#	3953	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3319	for(1..10) {
3320	my $t = Event::time;
3321	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3322	or die;
3323		3954
3324	$map->width (50);	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$map->height (50);	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3326	$map->alloc;	3957	Coro::async_pool {
3327	$map->_load_objects ("/tmp/x.map", 1);	3958	$Coro::current->{desc} = "runtime saver";
3328	my $t = Event::time - $t;	3959	write_runtime_sync
3329		3960	or warn "ERROR: unable to write runtime file: $!";
3330	#next unless $t < 0.0013;#d#
3331	if ($t < $min) {
3332	$min = $t;
3333	}
3334	$avg = $avg * 0.99 + $t * 0.01;
3335	}
3336	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337	exit 0;
3338	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339	};	3961	};
		3962	}
3340		3963
3341	$RUNTIME += $TICK;
3342	$NEXT_TICK += $TICK;
3343
3344	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345	$NEXT_RUNTIME_WRITE = $NOW + 10;
3346	Coro::async_pool {
3347	write_runtime
3348	or warn "ERROR: unable to write runtime file: $!";
3349	};
3350	}
3351
3352	# my $AFTER = Event::time;
3353	# warn $AFTER - $NOW;#d#
3354
3355	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356	$sig->send;	3965	$sig->send;
3357	}	3966	}
3358	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3359	$sig->send;	3968	$sig->send;
3360	}	3969	}
3361		3970
3362	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364	# if we are delayed by four ticks or more, skip them all
3365	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367	$TICK_WATCHER->at ($NEXT_TICK);
3368	$TICK_WATCHER->start;
3369
3370	$LOAD = ($NOW - $tick_start) / $TICK;
3371	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372		3973
3373	_post_tick;	3974	if (0) {
3374		3975	if ($NEXT_TICK) {
3375		3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
3376	},	3980	}
3377	);	3981	}
3378		3982
3379	{	3983	{
3380	BDB::max_poll_time $TICK * 0.1;	3984	# configure BDB
3381	$BDB_POLL_WATCHER = Event->io (	3985
3382	reentrant => 0,
3383	fd => BDB::poll_fileno,
3384	poll => 'r',
3385	prio => 0,
3386	data => WF_AUTOCANCEL,
3387	cb => \&BDB::poll_cb,
3388	);
3389	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3390		3987	BDB::max_poll_reqs $TICK * 0.1;
3391	BDB::set_sync_prepare {	3988	$AnyEvent::BDB::WATCHER->priority (1);
3392	my $status;
3393	my $current = $Coro::current;
3394	(
3395	sub {
3396	$status = $!;
3397	$current->ready; undef $current;
3398	},
3399	sub {
3400	Coro::schedule while defined $current;
3401	$! = $status;
3402	},
3403	)
3404	};
3405		3989
3406	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3407	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
		3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408		3997
3409	cf::sync_job {	3998	cf::sync_job {
3410	eval {	3999	eval {
3411	BDB::db_env_open	4000	BDB::db_env_open
3412	$DB_ENV,	4001	$DB_ENV,
…		…
3414	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416	0666;	4005	0666;
3417		4006
3418	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421	$DB_ENV->set_lk_detect;
3422	};	4008	};
3423		4009
3424	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3425	};	4011	};
3426	}	4012	}
		4013
		4014	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4015	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4016	};
		4017	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4018	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4019	};
		4020	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4021	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4022	};
3427	}	4023	}
3428		4024
3429	{	4025	{
		4026	# configure IO::AIO
		4027
3430	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3431
3432	undef $Coro::AIO::WATCHER;
3433	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3434	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3435	reentrant => 0,
3436	data => WF_AUTOCANCEL,
3437	fd => IO::AIO::poll_fileno,
3438	poll => 'r',
3439	prio => 6,
3440	cb => \&IO::AIO::poll_cb,
3441	);
3442	}	4031	}
3443		4032
3444	my $_log_backtrace;	4033	my $_log_backtrace;
3445		4034
3446	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3449	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3450		4039
3451	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3452	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3453	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3454	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3455	my @bt = fork_call {	4047	my @bt = fork_call {
3456	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3457	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4050	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3467	}	4059	}
3468		4060
3469	@funcs	4061	@funcs
3470	};	4062	};
3471		4063
3472	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3474	--$_log_backtrace;	4067	--$_log_backtrace;
3475	};	4068	};
3476	} else {	4069	} else {
3477	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3478	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3479	}	4072	}
3480	}	4073	}
3481		4074
3482	# load additional modules	4075	# load additional modules
3483	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3484		4078
3485	END { cf::emergency_save }	4079	END { cf::emergency_save }
3486		4080
3487	1	4081	1
3488		4082

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