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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 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_command => sub {
1132	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1133		1317
1134	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
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	}
1309		1537
…		…
1318	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1319		1547
1320	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
1322		1550
		1551	cf::get_slot 0.01;
		1552
1323	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1324	Coro::cede;	1554	cf::cede_to_tick;
1325	}	1555	}
1326		1556
1327	sub new($) {	1557	sub new($) {
1328	my ($login) = @_;	1558	my ($login) = @_;
1329		1559
…		…
1358	my ($pl) = @_;	1588	my ($pl) = @_;
1359		1589
1360	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1361		1591
1362	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1594
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1369		1601
1370	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1639	or return [];
1408		1640
1409	my @logins;	1641	my @logins;
1410		1642
1411	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
		1644	my $path = path $login;
		1645
		1646	# a .pst is a dead give-away for a valid player
		1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1652	}
1415		1653
1416	utf8::decode $login;	1654	utf8::decode $login;
1417	push @logins, $login;	1655	push @logins, $login;
1418	}	1656	}
1419		1657
…		…
1446	}	1684	}
1447		1685
1448	\@paths	1686	\@paths
1449	}	1687	}
1450		1688
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1690
1453	Expand crossfire pod fragments into protocol xml.	1691	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		1692
1501	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1502		1694
1503	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1504		1696
1505	=cut	1697	=cut
1506		1698
1507	sub ext_reply($$@) {	1699	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1700	my ($self, $id, @msg) = @_;
1509		1701
1510	if ($self->ns->extcmd == 2) {	1702	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1703	}
1518		1704
1519	=item $player->ext_msg ($type, @msg)	1705	=item $player->ext_msg ($type, @msg)
1520		1706
1521	Sends an ext event to the client.	1707	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1579		1765
1580	sub generate_random_map {	1766	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1582	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1772	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1897
1709	# the temporary/swap location	1898	# the temporary/swap location
1710	sub save_path {	1899	sub save_path {
1711	my ($self) = @_;	1900	my ($self) = @_;
1712		1901
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1715	}	1904	}
1716		1905
1717	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1718	sub uniq_path {	1907	sub uniq_path {
1719	my ($self) = @_;	1908	my ($self) = @_;
1720		1909
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1912	}
1733		1913
1734	sub decay_objects {	1914	sub decay_objects {
1735	my ($self) = @_;	1915	my ($self) = @_;
1736		1916
…		…
1749		1929
1750	sub load_header_from($) {	1930	sub load_header_from($) {
1751	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1752		1932
1753	utf8::encode $path;	1933	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1759		1942
1760	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1761		1944
1762	1	1945	1
1763	}	1946	}
…		…
1817	sub find {	2000	sub find {
1818	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1819		2002
1820	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1821		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2007
1824	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1827	or return;	2010	or return;
1828		2011
1829	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1830		2013
…		…
1832	or return;	2015	or return;
1833		2016
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1837	$map->reset;	2022	$map->reset;
1838	undef $guard;
1839	return find $path;	2023	return find $path;
1840	}	2024	}
1841		2025
1842	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1843	}	2027	}
1844	}	2028	}
1845		2029
1846	sub pre_load { }	2030	sub pre_load { }
1847	sub post_load { }	2031	#sub post_load { } # XS
1848		2032
1849	sub load {	2033	sub load {
1850	my ($self) = @_;	2034	my ($self) = @_;
1851		2035
1852	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1853		2037
1854	my $path = $self->{path};	2038	my $path = $self->{path};
1855		2039
1856	{	2040	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1858		2042
		2043	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2045
1861	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1862		2047
1863	$self->alloc;	2048	$self->alloc;
1864		2049
1865	$self->pre_load;	2050	$self->pre_load;
1866	Coro::cede;	2051	cf::cede_to_tick;
1867		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1869	or return;	2056	or return;
1870		2057
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1872	if delete $self->{load_original};	2059	if delete $self->{load_original};
1873		2060
1874	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2062	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2065	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1879	}	2069	}
1880	}	2070	}
1881		2071
1882	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1883	# now do the right thing for maps	2075	# now do the right thing for maps
1884	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2078	unless $self->difficulty;
1887	Coro::cede;	2079	cf::cede_to_tick;
1888		2080
1889	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2082	$self->decay_objects;
1891	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1892	$self->update_buttons;	2084	$self->update_buttons;
1893	Coro::cede;	2085	cf::cede_to_tick;
1894	$self->set_darkness_map;
1895	Coro::cede;
1896	$self->activate;	2086	$self->activate;
1897	}	2087	}
1898		2088
1899	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1901		2091
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2093	}
1904		2094
1905	$self->post_load;	2095	$self->post_load;
1906	}	2096	}
1907		2097
…		…
1916		2106
1917	$self	2107	$self
1918	}	2108	}
1919		2109
1920	# find and load all maps in the 3x3 area around a map	2110	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2111	sub load_neighbours {
1922	my ($map) = @_;	2112	my ($map) = @_;
1923		2113
1924	my @diag; # diagonal neighbours	2114	my @neigh; # diagonal neighbours
1925		2115
1926	for (0 .. 3) {	2116	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2117	my $neigh = $map->tile_path ($_)
1928	or next;	2118	or next;
1929	$neigh = find $neigh, $map	2119	$neigh = find $neigh, $map
1930	or next;	2120	or next;
1931	$neigh->load;	2121	$neigh->load;
1932		2122
		2123	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2124	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2125	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2126	}
1936		2127
1937	for (@diag) {	2128	for (grep defined $_->[0], @neigh) {
		2129	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2130	my $neigh = find $path, $origin
1939	or next;	2131	or next;
1940	$neigh->load;	2132	$neigh->load;
1941	}	2133	}
1942	}	2134	}
1943		2135
…		…
1948	}	2140	}
1949		2141
1950	sub do_load_sync {	2142	sub do_load_sync {
1951	my ($map) = @_;	2143	my ($map) = @_;
1952		2144
		2145	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2146	if $Coro::current == $Coro::main;
		2147
1953	cf::sync_job { $map->load };	2148	cf::sync_job { $map->load };
1954	}	2149	}
1955		2150
1956	our %MAP_PREFETCH;	2151	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2152	our $MAP_PREFETCHER = undef;
1958		2153
1959	sub find_async {	2154	sub find_async {
1960	my ($path, $origin) = @_;	2155	my ($path, $origin, $load) = @_;
1961		2156
1962	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
1963		2158
1964	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2161	}
1967		2162
1968	undef $MAP_PREFETCH{$path};	2163	$MAP_PREFETCH{$path} |= $load;
		2164
1969	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
		2166	$Coro::current->{desc} = "map prefetcher";
		2167
1970	while (%MAP_PREFETCH) {	2168	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2169	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2170	if (my $map = find $k) {
1973	$map->load;	2171	$map->load if $v;
1974	}	2172	}
1975		2173
1976	delete $MAP_PREFETCH{$path};	2174	delete $MAP_PREFETCH{$k};
1977	}	2175	}
1978	}	2176	}
1979	undef $MAP_PREFETCHER;	2177	undef $MAP_PREFETCHER;
1980	};	2178	};
1981	$MAP_PREFETCHER->prio (6);	2179	$MAP_PREFETCHER->prio (6);
…		…
1984	}	2182	}
1985		2183
1986	sub save {	2184	sub save {
1987	my ($self) = @_;	2185	my ($self) = @_;
1988		2186
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1990		2188
1991	$self->{last_save} = $cf::RUNTIME;	2189	$self->{last_save} = $cf::RUNTIME;
1992		2190
1993	return unless $self->dirty;	2191	return unless $self->dirty;
1994		2192
…		…
2000	return if $self->{deny_save};	2198	return if $self->{deny_save};
2001		2199
2002	local $self->{last_access} = $self->last_access;#d#	2200	local $self->{last_access} = $self->last_access;#d#
2003		2201
2004	cf::async {	2202	cf::async {
		2203	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2006	};	2205	};
		2206
		2207	cf::get_slot 0.02;
2007		2208
2008	if ($uniq) {	2209	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2212	} else {
…		…
2017	my ($self) = @_;	2218	my ($self) = @_;
2018		2219
2019	# save first because save cedes	2220	# save first because save cedes
2020	$self->save;	2221	$self->save;
2021		2222
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2224
2024	return if $self->players;	2225	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2026	return if $self->{deny_save};	2227	return if $self->{deny_save};
2027		2228
		2229	$self->in_memory (cf::MAP_SWAPPED);
		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2233	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2234	}
2031		2235
2032	sub reset_at {	2236	sub reset_at {
2033	my ($self) = @_;	2237	my ($self) = @_;
2034		2238
…		…
2052		2256
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2258
2055	return if $self->players;	2259	return if $self->players;
2056		2260
2057	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2058		2262
2059	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2060		2264
2061	# need to save uniques path	2265	# need to save uniques path
2062	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2066	if $uniq;	2270	if $uniq;
2067	}	2271	}
2068		2272
2069	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
2070		2274
		2275	$self->deactivate;
		2276	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2277	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2278
2075	$self->unlink_save;	2279	$self->unlink_save;
2076	$self->destroy;	2280	$self->destroy;
2077	}	2281	}
2078		2282
2079	my $nuke_counter = "aaaa";	2283	my $nuke_counter = "aaaa";
2080		2284
2081	sub nuke {	2285	sub nuke {
2082	my ($self) = @_;	2286	my ($self) = @_;
2083		2287
		2288	{
		2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2290
2084	delete $cf::MAP{$self->path};	2291	delete $cf::MAP{$self->path};
2085		2292
2086	$self->unlink_save;	2293	$self->unlink_save;
2087		2294
2088	bless $self, "cf::map";	2295	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2296	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2297	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2298	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2299	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2300
2094	$cf::MAP{$self->path} = $self;	2301	$cf::MAP{$self->path} = $self;
		2302	}
2095		2303
2096	$self->reset; # polite request, might not happen	2304	$self->reset; # polite request, might not happen
2097	}	2305	}
2098		2306
2099	=item $maps = cf::map::tmp_maps	2307	=item $maps = cf::map::tmp_maps
…		…
2141		2349
2142	sub unique_maps() {	2350	sub unique_maps() {
2143	[	2351	[
2144	map {	2352	map {
2145	utf8::decode $_;	2353	utf8::decode $_;
2146	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2147	? normalise $_	2357	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2359	]
2151	}	2360	}
2152		2361
2153	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2154		2393
2155	=back	2394	=back
2156		2395
2157	=head3 cf::object	2396	=head3 cf::object
2158		2397
…		…
2162		2401
2163	=over 4	2402	=over 4
2164		2403
2165	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2166		2405
2167	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2168		2408
2169	=cut	2409	=cut
2170		2410
2171	sub inv_recursive_;	2411	sub inv_recursive_;
2172	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2175		2415
2176	sub inv_recursive {	2416	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2178	}	2418	}
2179		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2180	package cf;	2448	package cf;
2181		2449
2182	=back	2450	=back
2183		2451
2184	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2193		2461
2194	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2195		2477
2196	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2479	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2495
2214	} else {	2496	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2499	}
2218	}	2500	}
2219	}	2501	}
2220		2502
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2528
2247	=item $player_object->enter_link	2529	=item $player_object->enter_link
2248		2530
2249	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2250		2532
2251	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2252	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2253		2537
2254	Will never block.	2538	Will never block.
2255		2539
2256	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2257		2541
…		…
2309	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2310	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2311		2595
2312	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2315		2599
2316	$map->load;	2600	$map->load;
2317	$map->load_diag;	2601	$map->load_neighbours;
2318		2602
2319	return unless $self->contr->active;	2603	return unless $self->contr->active;
2320	$self->activate_recursive;
2321		2604
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2324	}	2610	}
2325		2611
2326	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2327		2613
2328	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2329	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2618	be called at the end of this process.
2333		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
		2622
2334	=cut	2623	=cut
2335		2624
2336	our $GOTOGEN;	2625	our $GOTOGEN;
2337		2626
2338	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2632
2344	$self->enter_link;	2633	$self->enter_link;
2345		2634
2346	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
		2638	# *tag paths override both path and x|y
		2639	if ($path =~ /^\*(.*)$/) {
		2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2641	my $ob = $obs[rand @obs];
		2642
		2643	# see if we actually can go there
		2644	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2645	$ob = $obs[rand @obs];
		2646	} else {
		2647	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2648	}
		2649	# else put us there anyways for now #d#
		2650
		2651	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2652	} else {
		2653	($path, $x, $y) = (undef, undef, undef);
		2654	}
		2655	}
		2656
2347	my $map = eval {	2657	my $map = eval {
2348	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2349		2659
2350	if ($map) {	2660	if ($map) {
2351	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2353	} else {	2663	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2665	}
2356		2666
2357	$map	2667	$map
2358	};	2668	};
2359		2669
…		…
2395	}	2705	}
2396		2706
2397	sub prepare_random_map {	2707	sub prepare_random_map {
2398	my ($exit) = @_;	2708	my ($exit) = @_;
2399		2709
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2712	# that depends on the exit object
2405		2713
2406	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2716	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2413	}	2723	}
2414		2724
2415	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2416		2726
2417	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2420		2730
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2733	undef $fh;
2424	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2425		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2428	}	2742	}
2429	}	2743	}
2430		2744
2431	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2433		2747
2434	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2435		2749
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2750	$self->enter_link;
2448		2751
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2752	(async {
2454	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2455	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2456	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2457		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2458	1;	2776	1
2459	}) {	2777	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2464		2782
2465	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2482	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2483	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2484		2802
2485	utf8::encode $text;	2803	utf8::encode $text;
2486	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2487	}	2830	}
2488		2831
2489	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2490		2833
2491	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2495		2838
2496	=cut	2839	=cut
2497		2840
		2841	# non-persistent channels (usually the info channel)
		2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
		2849	"c/identify" => {
		2850	id => "infobox",
		2851	title => "Identify",
		2852	reply => undef,
		2853	tooltip => "Items recently identified",
		2854	},
		2855	"c/examine" => {
		2856	id => "infobox",
		2857	title => "Examine",
		2858	reply => undef,
		2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
		2873	"c/lookat" => {
		2874	id => "infobox",
		2875	title => "Look",
		2876	reply => undef,
		2877	tooltip => "What you saw there",
		2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
		2953	);
		2954
2498	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2500		2957
2501	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2502		2960
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		2962
		2963	# check predefined channels, for the benefit of C
		2964	if ($CHANNEL{$channel}) {
		2965	$channel = $CHANNEL{$channel};
		2966
		2967	$self->ext_msg (channel_info => $channel);
		2968	$channel = $channel->{id};
		2969
2505	if (ref $channel) {	2970	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	2974	$self->ext_msg (channel_info => $channel);
2510	}	2975	}
…		…
2512	$channel = $channel->{id};	2977	$channel = $channel->{id};
2513	}	2978	}
2514		2979
2515	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2516		2981
2517	if ($self->can_msg) {
2518	# default colour, mask it out	2982	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2521		2985
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2524	} else {	2989	);
2525	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {
2528	1 while
2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2534	}
2535		2990
2536	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2537
2538	utf8::encode $msg;
2539
2540	if (0 && $msg =~ /\[/) {
2541	# COMMAND/INFO
2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
2543	} else {
2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2545	$self->send_packet ("drawinfo $color $msg")
2546	}
2547	}
2548	}
2549	}	2992	}
2550		2993
2551	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2552		2995
2553	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2555	=cut	2998	=cut
2556		2999
2557	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2559		3002
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	3003	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3008	}
		3009	}
		3010
		3011	=item $client->ext_reply ($msgid, @msg)
		3012
		3013	Sends an ext reply to the client.
		3014
		3015	=cut
		3016
		3017	sub cf::client::ext_reply($$@) {
		3018	my ($self, $id, @msg) = @_;
		3019
		3020	if ($self->extcmd == 2) {
		3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3022	} elsif ($self->extcmd == 1) {
		3023	#TODO: version 1, remove
		3024	unshift @msg, msgtype => "reply", msgid => $id;
		3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	3026	}
2568	}	3027	}
2569		3028
2570	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2571		3030
…		…
2632	my ($type, $reply, @payload) =	3091	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	3092	"ARRAY" eq ref $msg
2634	? @$msg	3093	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3094	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3095
		3096	my @reply;
		3097
2637	if (my $cb = $EXTICMD{$type}) {	3098	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3099	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3100	}
		3101
		3102	$ns->ext_reply ($reply, @reply)
		3103	if $reply;
		3104
2643	} else {	3105	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3106	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	3107	}
2646		3108
2647	cf::override;	3109	cf::override;
…		…
2695	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2696		3158
2697	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2698		3160
2699	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2700	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2701	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2702	sort time	3164	sort time
2703	));	3165	));
2704		3166
2705	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
2707	=pod	3169	=pod
2708		3170
2709	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2710		3172
2711	cf::object	3173	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3175	insert remove name archname title slaying race decrease split
		3176	value
2714		3177
2715	cf::object::player	3178	cf::object::player
2716	player	3179	player
2717		3180
2718	cf::player	3181	cf::player
…		…
2723		3186
2724	=cut	3187	=cut
2725		3188
2726	for (	3189	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3191	insert remove inv nrof name archname title slaying race
		3192	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2732	) {	3196	) {
2733	no strict 'refs';	3197	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2753		3217
2754	my $qcode = $code;	3218	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2757		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2758	local $_;	3225	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3226
2761	my $eval =	3227	my $eval =
2762	"do {\n"	3228	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3231	. $code
2766	. "\n}"	3232	. "\n}"
2767	;	3233	;
2768		3234
		3235	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2772		3244
2773	if ($@) {	3245	if ($@) {
2774	warn "$@";	3246	warn "$@";
2775	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2776	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2795	=cut	3267	=cut
2796		3268
2797	sub register_script_function {	3269	sub register_script_function {
2798	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2799		3271
2800	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2802	}	3274	}
2803		3275
2804	=back	3276	=back
2805		3277
2806	=cut	3278	=cut
…		…
2808	#############################################################################	3280	#############################################################################
2809	# the server's init and main functions	3281	# the server's init and main functions
2810		3282
2811	sub load_facedata($) {	3283	sub load_facedata($) {
2812	my ($path) = @_;	3284	my ($path) = @_;
		3285
		3286	# HACK to clear player env face cache, we need some signal framework
		3287	# for this (global event?)
		3288	%ext::player_env::MUSIC_FACE_CACHE = ();
		3289
		3290	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2813		3291
2814	warn "loading facedata from $path\n";	3292	warn "loading facedata from $path\n";
2815		3293
2816	my $facedata;	3294	my $facedata;
2817	0 < aio_load $path, $facedata	3295	0 < aio_load $path, $facedata
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3298	$facedata = Coro::Storable::thaw $facedata;
2821		3299
2822	$facedata->{version} == 2	3300	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3302
		3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3305	$facedata->{resource}{"res/exp_table"} = {
		3306	type => FT_RSRC,
		3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
		3309	};
		3310	cf::cede_to_tick;
		3311
2825	{	3312	{
2826	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
2827		3314
2828	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
2830	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3322
2835	cf::cede_to_tick;	3323	cf::cede_to_tick;
2836	}	3324	}
2837		3325
2838	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
2840	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
2841	or next;	3330	or next;
		3331
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3335	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2860		3350
2861	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
2862	}	3352	}
2863		3353
2864	{	3354	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3356
2872	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3358	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3360
2880	if ($info->{type} & 1) {
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3362	cf::face::set_type $idx, $info->{type};
2887	} else {	3363	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3364	$RESOURCE{$name} = $info;
2889	}	3365	}
2890		3366
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3367	cf::cede_to_tick;
2894	}	3368	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3372
2915	1	3373	1
2916	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
2917		3395
2918	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
2920		3398
2921	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
2923	}	3401	}
2924	};	3402	};
2925		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
2926	sub reload_regions {	3414	sub reload_regions {
		3415	# HACK to clear player env face cache, we need some signal framework
		3416	# for this (global event?)
		3417	%ext::player_env::MUSIC_FACE_CACHE = ();
		3418
2927	load_resource_file "$MAPDIR/regions"	3419	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3420	or die "unable to load regions file\n";
2929		3421
2930	for (cf::region::list) {	3422	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3423	$_->{match} = qr/$_->{match}/
…		…
2939	}	3431	}
2940		3432
2941	sub reload_archetypes {	3433	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3436	}
2950		3437
2951	sub reload_treasures {	3438	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
2954	}	3441	}
2955		3442
2956	sub reload_resources {	3443	sub reload_resources {
2957	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
2958		3445
		3446	reload_facedata;
		3447	reload_archetypes;
2959	reload_regions;	3448	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3449	reload_treasures;
2964		3450
2965	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
2966	}	3452	}
2967		3453
2968	sub init {	3454	sub reload_config {
2969	reload_resources;	3455	warn "reloading config file...\n";
2970	}
2971		3456
2972	sub cfg_load {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3458	or return;
2975		3459
2976	local $/;	3460	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
2978		3462
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3464
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2986	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2987	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
2988	};	3472	};
2989	warn $@ if $@;	3473	warn $@ if $@;
2990	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
2991	}	3505	}
2992		3506
2993	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
2994	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3525	(async {
2998	Event::one_event;	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3527	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3000	};	3529	};
3001		3530
3002	cfg_load;	3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
		3538	reload_config;
3003	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3004	load_extensions;	3550	load_extensions;
3005		3551
3006	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3007	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3008	}	3562	}
3009		3563
3010	#############################################################################	3564	#############################################################################
3011	# initialisation and cleanup	3565	# initialisation and cleanup
3012		3566
3013	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3014	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3023	},
3024	);	3573	};
3025	}	3574	}
3026	}	3575	}
3027		3576
3028	sub write_runtime {	3577	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3030		3579
3031	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3033		3582
3034	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3584
3036	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3037		3586
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3039	or return;	3588	or return;
3040		3589
3041	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3054		3603
3055	close $fh	3604	close $fh
3056	or return;	3605	or return;
3057		3606
3058	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3608	and return;
3060		3609
3061	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3062		3611
3063	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3064	}	3663	}
3065		3664
3066	sub emergency_save() {	3665	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3068		3667
3069	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3070		3669
3071	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3072	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3073	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3074	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3076	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3682	$pl->valid or next;
		3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3684	$pl->save;
3080	}	3685	}
3081	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3082		3687
3083	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3084	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3085	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3086	$map->valid or next;	3691	$map->valid or next;
3087	$map->save;	3692	$map->save;
3088	}	3693	}
3089	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3090		3695
3091	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3094	};	3703	};
3095		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3096	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3097	}	3711	}
3098		3712
3099	sub post_cleanup {	3713	sub post_cleanup {
3100	my ($make_core) = @_;	3714	my ($make_core) = @_;
3101		3715
3102	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3103	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3104	}	3747	}
3105		3748
3106	sub do_reload_perl() {	3749	sub do_reload_perl() {
3107	# can/must only be called in main	3750	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3109	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3110	return;	3753	return;
3111	}	3754	}
3112		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3113	warn "reloading...";	3761	warn "reloading...";
3114		3762
3115	warn "entering sync_job";	3763	warn "entering sync_job";
3116		3764
3117	cf::sync_job {	3765	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3767	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3121		3769
3122	warn "syncing database to disk";	3770	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3772
3125	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3126		3774
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3138	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();
3146
3147	warn "removing commands";
3148	%COMMAND = ();
3149
3150	warn "removing ext/exti commands";
3151	%EXTCMD = ();
3152	%EXTICMD = ();
3153
3154	warn "unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";
3157
3158	if (my $cb = $pkg->can ("unload")) {
3159	eval {
3160	$cb->($pkg);
3161	1
3162	} or warn "$pkg unloaded, but with errors: $@";
3163	}	3778	}
3164		3779
3165	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3166	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3167	}	3782	%EXT_CORO = ();
3168		3783
3169	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3170	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3173	warn "... unloading $k";	3793	warn "... unloading $pkg";
3174	delete $INC{$k};
3175		3794
3176	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;
3178
3179	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3180	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3181	}	3804	}
3182		3805
3183	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3184	}	3821	}
3185		3822
3186	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3189		3826
3190	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3193		3830
3194	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3195	# and global variables created in xs	3832	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3197		3834
3198	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3199		3836
3200	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3201	require cf;	3838	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3203		3840
3204	warn "loading config and database again";	3841	warn "loading config and database again";
3205	cf::cfg_load;	3842	cf::reload_config;
3206		3843
3207	warn "loading extensions";	3844	warn "loading extensions";
3208	cf::load_extensions;	3845	cf::load_extensions;
3209		3846
		3847	if ($REATTACH_ON_RELOAD) {
3210	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3213	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3216		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3217	warn "leaving sync_job";	3859	warn "leaving sync_job";
3218		3860
3219	1	3861	1
3220	} or do {	3862	} or do {
3221	warn $@;	3863	warn $@;
3222	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3865	};
3225		3866
3226	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3227	};	3873	};
3228		3874
3229	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3230		3876
3231	sub reload_perl() {	3877	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3234		3880
3235	$RELOAD_WATCHER ||= Event->timer (	3881	$RELOAD_WATCHER ||= cf::async {
3236	reentrant => 0,	3882	Coro::AIO::aio_wait cache_extensions;
3237	after => 0,	3883
3238	data => WF_AUTOCANCEL,	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3239	cb => sub {
3240	do_reload_perl;	3885	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3242	},	3887	};
3243	);	3888	};
3244	}	3889	}
3245		3890
3246	register_command "reload" => sub {	3891	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
3248		3893
3249	if ($who->flag (FLAG_WIZ)) {	3894	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3895	$who->message ("reloading server.");
		3896	async {
		3897	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3898	reload_perl;
		3899	};
3252	}	3900	}
3253	};	3901	};
3254		3902
3255	unshift @INC, $LIBDIR;	3903	unshift @INC, $LIBDIR;
3256		3904
…		…
3258		3906
3259	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3261		3909
3262	sub wait_for_tick {	3910	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3265		3912
3266	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3915	$signal->wait;
3269	}	3916	}
3270		3917
3271	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3274		3920
3275	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3923	$signal->wait;
3278	}	3924	}
3279		3925
3280	my $min = 1e6;#d#	3926	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3292	return;	3930	return;
3293	}	3931	}
3294		3932
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3298		3934
3299	0 && sync_job {#d#	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3300	for(1..10) {
3301	my $t = Event::time;
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3303	or die;
3304		3936
3305	$map->width (50);	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$map->height (50);	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3307	$map->alloc;	3939	Coro::async_pool {
3308	$map->_load_objects ("/tmp/x.map", 1);	3940	$Coro::current->{desc} = "runtime saver";
3309	my $t = Event::time - $t;	3941	write_runtime_sync
3310		3942	or warn "ERROR: unable to write runtime file: $!";
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3943	};
		3944	}
3321		3945
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3947	$sig->send;
3338	}	3948	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	3950	$sig->send;
3341	}	3951	}
3342		3952
3343	$NOW = Event::time;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		3955
3354	_post_tick;	3956	if (0) {
3355		3957	if ($NEXT_TICK) {
3356		3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
3357	},	3962	}
3358	);	3963	}
3359		3964
3360	{	3965	{
3361	BDB::max_poll_time $TICK * 0.1;	3966	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	3967
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3371		3969	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	3970	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		3971
3387	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
		3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		3979
3390	cf::sync_job {	3980	cf::sync_job {
3391	eval {	3981	eval {
3392	BDB::db_env_open	3982	BDB::db_env_open
3393	$DB_ENV,	3983	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3985	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3986	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	3987	0666;
3398		3988
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3989	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	3990	};
3404		3991
3405	cf::cleanup "db_env_open(db): $@" if $@;	3992	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	3993	};
3407	}	3994	}
		3995
		3996	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3997	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3998	};
		3999	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4000	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4001	};
		4002	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4003	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4004	};
3408	}	4005	}
3409		4006
3410	{	4007	{
		4008	# configure IO::AIO
		4009
3411	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	4012	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	4013	}
3424		4014
3425	my $_log_backtrace;	4015	my $_log_backtrace;
3426		4016
3427	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3430	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3431		4021
3432	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3435	async {	4026	async {
		4027	$Coro::current->{desc} = "abt $msg";
		4028
3436	my @bt = fork_call {	4029	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4031	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4032	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	4033	or die "addr2line: $!";
…		…
3448	}	4041	}
3449		4042
3450	@funcs	4043	@funcs
3451	};	4044	};
3452		4045
3453	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	4049	--$_log_backtrace;
3456	};	4050	};
3457	} else {	4051	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3459	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3460	}	4054	}
3461	}	4055	}
3462		4056
3463	# load additional modules	4057	# load additional modules
3464	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3465		4060
3466	END { cf::emergency_save }	4061	END { cf::emergency_save }
3467		4062
3468	1	4063	1
3469		4064

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