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Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC vs.
Revision 1.514 by root, Mon Apr 12 17:13:36 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use 5.10.0;
25	use utf8;	26	use utf8;
26	use strict "vars", "subs";	27	use strict qw(vars subs);
27		28
28	use Symbol;	29	use Symbol;
29	use List::Util;	30	use List::Util;
30	use Socket;	31	use Socket;
31	use EV;	32	use EV;
32	use Opcode;	33	use Opcode;
33	use Safe;	34	use Safe;
34	use Safe::Hole;	35	use Safe::Hole;
35	use Storable ();	36	use Storable ();
		37	use Carp ();
36		38
		39	use Guard ();
37	use Coro ();	40	use Coro ();
38	use Coro::State;	41	use Coro::State;
39	use Coro::Handle;	42	use Coro::Handle;
40	use Coro::EV;	43	use Coro::EV;
41	use Coro::AnyEvent;	44	use Coro::AnyEvent;
42	use Coro::Timer;	45	use Coro::Timer;
43	use Coro::Signal;	46	use Coro::Signal;
44	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	49	use Coro::AnyEvent;
46	use Coro::AIO;	50	use Coro::AIO;
47	use Coro::BDB 1.6;	51	use Coro::BDB 1.6;
48	use Coro::Storable;	52	use Coro::Storable;
49	use Coro::Util ();	53	use Coro::Util ();
50		54
51	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
52	use BDB ();	56	use BDB ();
53	use Data::Dumper;	57	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	58	use Fcntl;
56	use YAML ();	59	use YAML::XS ();
57	use IO::AIO ();	60	use IO::AIO ();
58	use Time::HiRes;	61	use Time::HiRes;
59	use Compress::LZF;	62	use Compress::LZF;
60	use Digest::MD5 ();	63	use Digest::MD5 ();
61		64
…		…
63		66
64	# configure various modules to our taste	67	# configure various modules to our taste
65	#	68	#
66	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		77
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		80
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
…		…
97	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		110
100	our %RESOURCE;	111	our %RESOURCE;
101		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	118	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		120
107	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	124	our $DB_ENV;
111		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
112	our %CFG;	128	our %CFG;
113		129
114	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	131	our $RUNTIME;
116	our $NOW;	132	our $NOW;
…		…
124		140
125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
126	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	143	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
129		150
130	binmode STDOUT;	151	binmode STDOUT;
131	binmode STDERR;	152	binmode STDERR;
132		153
133	# read virtual server time, if available	154	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	156	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
138	}	159	}
139		160
		161	eval "sub TICK() { $TICK } 1" or die;
		162
140	mkdir $_	163	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		165
143	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
144		167
145	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
146		180
147	#############################################################################	181	#############################################################################
148		182
149	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
150		184
…		…
197	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		233
200	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
201		235
202	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
204	that call.	238	that call.
205		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
206	=back	246	=back
207		247
208	=cut	248	=cut
209		249
210	BEGIN {	250	$Coro::State::WARNHOOK = sub {
211	*CORE::GLOBAL::warn = sub {
212	my $msg = join "", @_;	251	my $msg = join "", @_;
213		252
214	$msg .= "\n"	253	$msg .= "\n"
215	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
216		255
217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
218		257
219	LOG llevError, $msg;	258	LOG llevError, $msg;
220	};	259	};
221	}
222		260
223	$Coro::State::DIEHOOK = sub {	261	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
225		265
226	if ($Coro::current == $Coro::main) {#d#	266	if ($Coro::current == $Coro::main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	268	return;#d#
229	}#d#	269	}#d#
230		270
231	# kill coroutine otherwise	271	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	272	Coro::terminate
234	};	273	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		274
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	292	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	294	}
258		295
259	$EV::DIED = sub {	296	$EV::DIED = sub {
260	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
261	};	298	};
262		299
263	#############################################################################	300	#############################################################################
264		301
265	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
303		340
304	sub encode_json($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
306		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
		357
307	=item cf::lock_wait $string	358	=item cf::lock_wait $string
308		359
309	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
310		361
311	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
312		363
313	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
315	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
316	returned.	367	returned.
317		368
318	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
319	deadlocked coro.	370	deadlocked coro.
…		…
325		376
326	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
327		378
328	=cut	379	=cut
329		380
330	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		382
333	sub lock_wait($) {	383	sub lock_wait($) {
334	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	385	}
347		386
348	sub lock_acquire($) {	387	sub lock_acquire($) {
349	my ($key) = @_;	388	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	389	}
363		390
364	sub lock_active($) {	391	sub lock_active($) {
365	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	393	}
369		394
370	sub freeze_mainloop {	395	sub freeze_mainloop {
371	tick_inhibit_inc;	396	tick_inhibit_inc;
372		397
373	Coro::guard \&tick_inhibit_dec;	398	&Guard::guard (\&tick_inhibit_dec);
374	}	399	}
375		400
376	=item cf::periodic $interval, $cb	401	=item cf::periodic $interval, $cb
377		402
378	Like EV::periodic, but randomly selects a starting point so that the actions	403	Like EV::periodic, but randomly selects a starting point so that the actions
379	get spread over timer.	404	get spread over time.
380		405
381	=cut	406	=cut
382		407
383	sub periodic($$) {	408	sub periodic($$) {
384	my ($interval, $cb) = @_;	409	my ($interval, $cb) = @_;
…		…
401		426
402	=cut	427	=cut
403		428
404	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
406		432
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
410		436
411	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
412		439
413	while () {	440	while () {
414	next_job:	441	next_job:
		442
415	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	444
417	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	449	$job->[2]->send;
421	Coro::cede;	450	Coro::cede;
422	goto next_job;	451	goto next_job;
423	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	454	}
425	}	455	}
426		456
427	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
428	# we do not use wait_for_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
429	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
430	$signal->wait;	460	$signal->wait;
431	} else {	461	} else {
		462	$busy = 0;
432	Coro::schedule;	463	Coro::schedule;
433	}	464	}
434	}	465	}
435	};	466	};
436		467
437	sub get_slot($;$$) {	468	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	469	return if tick_inhibit || $Coro::current == $Coro::main;
439		470
440	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
441		472
442	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
443	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
444		476
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
474		506
475	sub sync_job(&) {	507	sub sync_job(&) {
476	my ($job) = @_;	508	my ($job) = @_;
477		509
478	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
479	my $time = EV::time;	511	my $time = AE::time;
480		512
481	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
483		515
484	LOG llevError, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
…		…
501	} else {	533	} else {
502	EV::loop EV::LOOP_ONESHOT;	534	EV::loop EV::LOOP_ONESHOT;
503	}	535	}
504	}	536	}
505		537
506	my $time = EV::time - $time;	538	my $time = AE::time - $time;
507		539
508	$TICK_START += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
509		541
510	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
511	} else {	543	} else {
…		…
555	reset_signals;	587	reset_signals;
556	&$cb	588	&$cb
557	}, @args;	589	}, @args;
558		590
559	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
560	}	603	}
561		604
562	=item $coin = coin_from_name $name	605	=item $coin = coin_from_name $name
563		606
564	=cut	607	=cut
…		…
1150	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1151		1194
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1196	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1156	aio_close $fh;	1202	aio_close $fh;
1157		1203
1158	if (@$objs) {	1204	if (@$objs) {
1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1160	aio_chmod $fh, SAVE_MODE;	1206	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1163	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1164	aio_close $fh;	1213	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1215	}
1167	} else {	1216	} else {
1168	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1169	}	1218	}
1170		1219
1171	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1224	} else {
1173	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1174	}	1226	}
1175	} else {	1227	} else {
1176	aio_unlink $filename;	1228	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1178	}	1230	}
…		…
1269	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1270		1322
1271	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1272	}	1324	}
1273		1325
		1326	use File::Glob ();
		1327
1274	cf::player->attach (	1328	cf::player->attach (
1275	on_command => sub {	1329	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1277		1331
1278	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1279	or return;	1333	or return;
1280		1334
…		…
1310		1364
1311	cf::override;	1365	cf::override;
1312	},	1366	},
1313	);	1367	);
1314		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1315	sub load_extensions {	1382	sub load_extensions {
1316	cf::sync_job {	1383	cf::sync_job {
1317	my %todo;	1384	my %todo;
1318		1385
1319	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1346	. "\n};\n1";	1413	. "\n};\n1";
1347		1414
1348	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1349	}	1416	}
1350		1417
		1418	my $pass = 0;
1351	my %done;	1419	my %done;
1352	while (%todo) {	1420	while (%todo) {
1353	my $progress;	1421	my $progress;
1354		1422
		1423	++$pass;
		1424
		1425	ext:
1355	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1428	next ext
1358	unless exists $done{$_};	1429	unless exists $done{$_};
1359	}	1430	}
1360		1431
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1433
1363	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1438
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1440	if exists $v->{meta}{mandatory};
1371		1441	} else {
1372	warn $msg;	1442	$done{$k} = delete $todo{$k};
		1443	push @EXTS, $v->{pkg};
		1444	$progress = 1;
		1445
		1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1373	}	1448	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1449	}
1379		1450
1380	skip:	1451	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1383	}	1459	}
1384	};	1460	};
1385	}	1461	}
1386		1462
1387	#############################################################################	1463	#############################################################################
…		…
1441		1517
1442	sub exists($) {	1518	sub exists($) {
1443	my ($login) = @_;	1519	my ($login) = @_;
1444		1520
1445	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1447	}	1523	}
1448		1524
1449	sub find($) {	1525	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1527	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1472	}	1548	}
1473	}	1549	}
1474	}	1550	}
1475		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1476	sub save($) {	1565	sub save($) {
1477	my ($pl) = @_;	1566	my ($pl) = @_;
1478		1567
1479	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1480		1569
…		…
1485		1574
1486	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1488		1577
1489	cf::get_slot 0.01;	1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1490		1582
1491	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1584	cf::cede_to_tick;
1493	}	1585	}
1494		1586
…		…
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1800
1709	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1802	$self->_create_random_map (
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1847		1939
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1850	}	1942	}
1851		1943
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	1944	sub decay_objects {
1862	my ($self) = @_;	1945	my ($self) = @_;
1863		1946
1864	return if $self->{deny_reset};	1947	return if $self->{deny_reset};
1865		1948
…		…
1947	sub find {	2030	sub find {
1948	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1949		2032
1950	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1951		2034
1952	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2037
1955	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1960	or return;	2040	or return;
1961		2041
1962	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1963		2043
…		…
1975		2055
1976	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1977	}	2057	}
1978	}	2058	}
1979		2059
1980	sub pre_load { }	2060	sub pre_load { }
1981	sub post_load { }	2061	#sub post_load { } # XS
1982		2062
1983	sub load {	2063	sub load {
1984	my ($self) = @_;	2064	my ($self) = @_;
1985		2065
1986	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2031	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2112	$self->decay_objects;
2033	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
2034	$self->update_buttons;	2114	$self->update_buttons;
2035	cf::cede_to_tick;	2115	cf::cede_to_tick;
2036	$self->set_darkness_map;
2037	cf::cede_to_tick;
2038	$self->activate;	2116	$self->activate;
2039	}	2117	}
2040		2118
2041	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
…		…
2045	}	2123	}
2046		2124
2047	$self->post_load;	2125	$self->post_load;
2048	}	2126	}
2049		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2131	sub customise_for {
2051	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
2052		2133
2053	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2135	if $self->per_player;
…		…
2208		2289
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210		2291
2211	return if $self->players;	2292	return if $self->players;
2212		2293
2213	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2214		2295
2215	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2216		2297
2217	# need to save uniques path	2298	# need to save uniques path
2218	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2309	: normalise $_	2390	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2392	]
2312	}	2393	}
2313		2394
		2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
		2426
2314	=back	2427	=back
2315		2428
2316	=head3 cf::object	2429	=head3 cf::object
2317		2430
2318	=cut	2431	=cut
…		…
2383		2496
2384	our $SAY_CHANNEL = {	2497	our $SAY_CHANNEL = {
2385	id => "say",	2498	id => "say",
2386	title => "Map",	2499	title => "Map",
2387	reply => "say ",	2500	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2502	};
2390		2503
2391	our $CHAT_CHANNEL = {	2504	our $CHAT_CHANNEL = {
2392	id => "chat",	2505	id => "chat",
2393	title => "Chat",	2506	title => "Chat",
…		…
2513	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2514	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2515		2628
2516	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2517	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2518	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2519		2632
2520	$map->load;	2633	$map->load;
2521	$map->load_neighbours;	2634	$map->load_neighbours;
2522		2635
2523	return unless $self->contr->active;	2636	return unless $self->contr->active;
2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;
2526		2637
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2529	}	2643	}
2530		2644
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2532		2646
2533	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
…		…
2721		2835
2722	utf8::encode $text;	2836	utf8::encode $text;
2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2724	}	2838	}
2725		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
		2863	}
		2864
2726	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2727		2866
2728	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
2729	client if neccessary. C<$type> should be a string identifying the type of	2868	client if neccessary. C<$type> should be a string identifying the type of
2730	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
…		…
2732		2871
2733	=cut	2872	=cut
2734		2873
2735	# non-persistent channels (usually the info channel)	2874	# non-persistent channels (usually the info channel)
2736	our %CHANNEL = (	2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
2737	"c/identify" => {	2882	"c/identify" => {
2738	id => "infobox",	2883	id => "infobox",
2739	title => "Identify",	2884	title => "Identify",
2740	reply => undef,	2885	reply => undef,
2741	tooltip => "Items recently identified",	2886	tooltip => "Items recently identified",
…		…
2743	"c/examine" => {	2888	"c/examine" => {
2744	id => "infobox",	2889	id => "infobox",
2745	title => "Examine",	2890	title => "Examine",
2746	reply => undef,	2891	reply => undef,
2747	tooltip => "Signs and other items you examined",	2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
2748	},	2899	},
2749	"c/book" => {	2900	"c/book" => {
2750	id => "infobox",	2901	id => "infobox",
2751	title => "Book",	2902	title => "Book",
2752	reply => undef,	2903	reply => undef,
…		…
2768	id => "infobox",	2919	id => "infobox",
2769	title => "Body Parts",	2920	title => "Body Parts",
2770	reply => undef,	2921	reply => undef,
2771	tooltip => "Shows which body parts you posess and are available",	2922	tooltip => "Shows which body parts you posess and are available",
2772	},	2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
2773	"c/uptime" => {	2960	"c/uptime" => {
2774	id => "infobox",	2961	id => "infobox",
2775	title => "Uptime",	2962	title => "Uptime",
2776	reply => undef,	2963	reply => undef,
2777	tooltip => "How long the server has been running since last restart",	2964	tooltip => "How long the server has been running since last restart",
…		…
2786	id => "party",	2973	id => "party",
2787	title => "Party",	2974	title => "Party",
2788	reply => "gsay ",	2975	reply => "gsay ",
2789	tooltip => "Messages and chat related to your party",	2976	tooltip => "Messages and chat related to your party",
2790	},	2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
2791	);	2986	);
2792		2987
2793	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2794	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2795		2990
…		…
2800		2995
2801	# check predefined channels, for the benefit of C	2996	# check predefined channels, for the benefit of C
2802	if ($CHANNEL{$channel}) {	2997	if ($CHANNEL{$channel}) {
2803	$channel = $CHANNEL{$channel};	2998	$channel = $CHANNEL{$channel};
2804		2999
2805	$self->ext_msg (channel_info => $channel)	3000	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807
2808	$channel = $channel->{id};	3001	$channel = $channel->{id};
2809		3002
2810	} elsif (ref $channel) {	3003	} elsif (ref $channel) {
2811	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2812	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2813	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2814	$self->ext_msg (channel_info => $channel)	3007	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816	}	3008	}
2817		3009
2818	$channel = $channel->{id};	3010	$channel = $channel->{id};
2819	}	3011	}
2820		3012
2821	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2822		3014
2823	if ($self->can_msg) {
2824	# default colour, mask it out	3015	# default colour, mask it out
2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2826	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2827		3018
2828	my $pkt = "msg "	3019	my $pkt = "msg "
2829	. $self->{json_coder}->encode (	3020	. $self->{json_coder}->encode (
2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2831	);	3022	);
2832		3023
2833	# try lzf for large packets
2834	$pkt = "lzf " . Compress::LZF::compress $pkt
2835	if 1024 <= length $pkt and $self->{can_lzf};
2836
2837	# split very large packets
2838	if (8192 < length $pkt and $self->{can_lzf}) {
2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2840	$pkt = "frag";
2841	}
2842
2843	$self->send_packet ($pkt);	3024	$self->send_big_packet ($pkt);
2844	} else {
2845	if ($color >= 0) {
2846	# replace some tags by gcfclient-compatible ones
2847	for ($msg) {
2848	1 while
2849	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2850	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2851	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2852	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2853	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2854	}
2855
2856	$color &= cf::NDI_COLOR_MASK;
2857
2858	utf8::encode $msg;
2859
2860	if (0 && $msg =~ /\[/) {
2861	# COMMAND/INFO
2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2863	} else {
2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2865	$self->send_packet ("drawinfo $color $msg")
2866	}
2867	}
2868	}
2869	}	3025	}
2870		3026
2871	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2872		3028
2873	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2876		3032
2877	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2878	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2879		3035
2880	if ($self->extcmd == 2) {	3036	if ($self->extcmd == 2) {
2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2882	} elsif ($self->extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2883	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2885	}	3041	}
2886	}	3042	}
2887		3043
2888	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2889		3045
…		…
2893		3049
2894	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2895	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2896		3052
2897	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2899	} elsif ($self->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2900	#TODO: version 1, remove	3056	#TODO: version 1, remove
2901	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2903	}	3059	}
2904	}	3060	}
2905		3061
2906	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2907		3063
…		…
3008		3164
3009	$coro	3165	$coro
3010	}	3166	}
3011		3167
3012	cf::client->attach (	3168	cf::client->attach (
3013	on_destroy => sub {	3169	on_client_destroy => sub {
3014	my ($ns) = @_;	3170	my ($ns) = @_;
3015		3171
3016	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3017	},	3173	},
3018	);	3174	);
…		…
3034	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
3035		3191
3036	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
3037		3193
3038	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
3039	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
3040	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
3041	sort time	3197	sort time
3042	));	3198	));
3043		3199
3044	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
3048	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
3049		3205
3050	cf::object	3206	cf::object
3051	contr pay_amount pay_player map x y force_find force_add destroy	3207	contr pay_amount pay_player map x y force_find force_add destroy
3052	insert remove name archname title slaying race decrease split	3208	insert remove name archname title slaying race decrease split
		3209	value
3053		3210
3054	cf::object::player	3211	cf::object::player
3055	player	3212	player
3056		3213
3057	cf::player	3214	cf::player
…		…
3063	=cut	3220	=cut
3064		3221
3065	for (	3222	for (
3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3067	insert remove inv nrof name archname title slaying race	3224	insert remove inv nrof name archname title slaying race
3068	decrease split destroy change_exp)],	3225	decrease split destroy change_exp value msg lore send_msg)],
3069	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
3070	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
3071	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
3072	) {	3229	) {
3073	no strict 'refs';	3230	no strict 'refs';
3074	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
3075	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3093		3250
3094	my $qcode = $code;	3251	my $qcode = $code;
3095	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3096	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
3097		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
3098	local $_;	3258	local $_;
3099	local @safe::cf::_safe_eval_args = values %vars;
3100		3259
3101	my $eval =	3260	my $eval =
3102	"do {\n"	3261	"do {\n"
3103	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3104	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
3105	. $code	3264	. $code
3106	. "\n}"	3265	. "\n}"
3107	;	3266	;
3108		3267
		3268	if ($CFG{safe_eval}) {
3109	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
3110	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3111	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
3112		3277
3113	if ($@) {	3278	if ($@) {
3114	warn "$@";	3279	warn "$@";
3115	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
3116	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3135	=cut	3300	=cut
3136		3301
3137	sub register_script_function {	3302	sub register_script_function {
3138	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
3139		3304
3140	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
3141	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
3142	}	3307	}
3143		3308
3144	=back	3309	=back
3145		3310
3146	=cut	3311	=cut
…		…
3167		3332
3168	$facedata->{version} == 2	3333	$facedata->{version} == 2
3169	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
3170		3335
3171	# patch in the exptable	3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3172	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
3173	type => FT_RSRC,	3339	type => FT_RSRC,
3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
3175	};	3342	};
3176	cf::cede_to_tick;	3343	cf::cede_to_tick;
3177		3344
3178	{	3345	{
3179	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
…		…
3181	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3183		3350
3184	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
3185	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3188		3355
3189	cf::cede_to_tick;	3356	cf::cede_to_tick;
3190	}	3357	}
3191		3358
3192	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
…		…
3216		3383
3217	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
3218	}	3385	}
3219		3386
3220	{	3387	{
3221	# TODO: for gcfclient pleasure, we should give resources
3222	# that gcfclient doesn't grok a >10000 face index.
3223	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
3224		3389
3225	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
3226	if (defined $info->{type}) {	3391	if (defined $info->{type}) {
3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3228	my $data;
3229		3393
3230	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3231	# prepend meta info
3232
3233	my $meta = $enc->encode ({
3234	name => $name,
3235	%{ $info->{meta} || {} },
3236	});
3237
3238	$data = pack "(w/a*)*", $meta, $info->{data};
3239	} else {
3240	$data = $info->{data};
3241	}
3242
3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3244	cf::face::set_type $idx, $info->{type};	3395	cf::face::set_type $idx, $info->{type};
3245	} else {	3396	} else {
3246	$RESOURCE{$name} = $info;	3397	$RESOURCE{$name} = $info;
3247	}	3398	}
3248		3399
…		…
3331	reload_treasures;	3482	reload_treasures;
3332		3483
3333	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
3334	}	3485	}
3335		3486
3336	sub init {
3337	my $guard = freeze_mainloop;
3338
3339	evthread_start IO::AIO::poll_fileno;
3340
3341	reload_resources;
3342	}
3343
3344	sub reload_config {	3487	sub reload_config {
		3488	warn "reloading config file...\n";
		3489
3345	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3346	or return;	3491	or return;
3347		3492
3348	local $/;	3493	local $/;
3349	*CFG = YAML::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3350		3495
3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3352		3497
3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3358	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3359	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3360	};	3505	};
3361	warn $@ if $@;	3506	warn $@ if $@;
3362	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
3363	}	3510	}
3364		3511
3365	sub pidfile() {	3512	sub pidfile() {
3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3367	or die "$PIDFILE: $!";	3514	or die "$PIDFILE: $!";
…		…
3379		3526
3380	seek $fh, 0, 0;	3527	seek $fh, 0, 0;
3381	print $fh $$;	3528	print $fh $$;
3382	}	3529	}
3383		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
		3538	}
		3539
3384	sub main {	3540	sub main {
3385	atomic;	3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	cf::init_experience;
		3549	cf::init_anim;
		3550	cf::init_attackmess;
		3551	cf::init_dynamic;
		3552
		3553	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3386		3554
3387	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
3388	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3557	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3390	(async {	3558	(async {
3391	$Coro::current->{desc} = "IDLE BUG HANDLER";	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
3392	EV::loop EV::LOOP_ONESHOT;	3560	EV::loop EV::LOOP_ONESHOT;
3393	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
3394	};	3562	};
3395		3563
3396	{	3564	evthread_start IO::AIO::poll_fileno;
3397	my $guard = freeze_mainloop;	3565
		3566	cf::sync_job {
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
3398	reload_config;	3571	reload_config;
3399	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
3400	load_extensions;	3582	load_extensions;
3401		3583
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	}
3404
3405	utime time, time, $RUNTIMEFILE;	3584	utime time, time, $RUNTIMEFILE;
3406		3585
3407	# no (long-running) fork's whatsoever before this point(!)	3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3409		3589
3410	EV::loop;	3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	main_loop;
3411	}	3594	}
3412		3595
3413	#############################################################################	3596	#############################################################################
3414	# initialisation and cleanup	3597	# initialisation and cleanup
3415		3598
3416	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
3417	BEGIN {	3600	BEGIN {
3418	our %SIGWATCHER = ();	3601	our %SIGWATCHER = ();
3419	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3421	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
3422	};	3605	};
3423	}	3606	}
3424	}	3607	}
3425		3608
3426	sub write_runtime_sync {	3609	sub write_runtime_sync {
		3610	my $t0 = AE::time;
		3611
3427	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
3428	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
3429		3614
3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3431		3616
3432	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
3433		3618
3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3435	or return;	3620	or return;
3436		3621
3437	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
3438	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
3439	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
3452	or return;	3637	or return;
3453		3638
3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3455	and return;	3640	and return;
3456		3641
3457	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3458		3643
3459	1	3644	1
3460	}	3645	}
3461		3646
3462	our $uuid_lock;	3647	our $uuid_lock;
…		…
3471	my $uuid = "$LOCALDIR/uuid";	3656	my $uuid = "$LOCALDIR/uuid";
3472		3657
3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3474	or return;	3659	or return;
3475		3660
3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
3477	$uuid_skip = 0;	3669	$uuid_skip = 0;
3478		3670
3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3480	and return;	3672	and return;
3481		3673
…		…
3503	}	3695	}
3504		3696
3505	sub emergency_save() {	3697	sub emergency_save() {
3506	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
3507		3699
3508	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
3509		3701
3510	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
3511	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
3512	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
3513	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
3514	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
3515	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
3516	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
3517	$pl->valid or next;	3714	$pl->valid or next;
3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3519	$pl->save;	3716	$pl->save;
3520	}	3717	}
3521	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
3522		3719
3523	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
3524	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
3525	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
3526	$map->valid or next;	3723	$map->valid or next;
3527	$map->save;	3724	$map->save;
3528	}	3725	}
3529	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
3530		3727
3531	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
3532	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
3533	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
3534		3731
3535	warn "begin write uuid\n";	3732	warn "emergency_perl_save: begin write uuid\n";
3536	write_uuid_sync 1;	3733	write_uuid_sync 1;
3537	warn "end write uuid\n";	3734	warn "emergency_perl_save: end write uuid\n";
3538	};	3735	};
3539		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
3540	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
3541	}	3743	}
3542		3744
3543	sub post_cleanup {	3745	sub post_cleanup {
3544	my ($make_core) = @_;	3746	my ($make_core) = @_;
3545		3747
…		…
3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3572	for my $name (keys %$leaf_symtab) {	3774	for my $name (keys %$leaf_symtab) {
3573	_gv_clear *{"$pkg$name"};	3775	_gv_clear *{"$pkg$name"};
3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3575	}	3777	}
3576	warn "cleared package #$pkg\n";#d#	3778	warn "cleared package $pkg\n";#d#
3577	}	3779	}
3578
3579	our $RELOAD; # how many times to reload
3580		3780
3581	sub do_reload_perl() {	3781	sub do_reload_perl() {
3582	# can/must only be called in main	3782	# can/must only be called in main
3583	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
3584	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
3585	return;	3785	return;
3586	}	3786	}
3587		3787
3588	return if $RELOAD++;	3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
3589		3791
3590	while ($RELOAD) {	3792	while ($RELOAD) {
3591	warn "reloading...";	3793	warn "reloading...";
3592		3794
3593	warn "entering sync_job";	3795	warn "entering sync_job";
…		…
3654	clear_package "safe::$_"	3856	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3858
3657	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3862
3661	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3864	# and global variables created in xs
3663	#clear_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3664		3866
3665	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3666		3868
3667	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3668	require cf;	3870	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3670		3872
3671	warn "loading config and database again";	3873	warn "loading config and database again";
3672	cf::reload_config;	3874	cf::reload_config;
3673		3875
3674	warn "loading extensions";	3876	warn "loading extensions";
3675	cf::load_extensions;	3877	cf::load_extensions;
3676		3878
		3879	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
3683		3890
3684	warn "leaving sync_job";	3891	warn "leaving sync_job";
3685		3892
3686	1	3893	1
3687	} or do {	3894	} or do {
…		…
3690	};	3897	};
3691		3898
3692	warn "reloaded";	3899	warn "reloaded";
3693	--$RELOAD;	3900	--$RELOAD;
3694	}	3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3695	};	3905	};
3696		3906
3697	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3698		3908
3699	sub reload_perl() {	3909	sub reload_perl() {
3700	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3701	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3702		3912
		3913	$RELOAD_WATCHER ||= cf::async {
		3914	Coro::AIO::aio_wait cache_extensions;
		3915
3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3704	do_reload_perl;	3917	do_reload_perl;
3705	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
		3919	};
3706	};	3920	};
3707	}	3921	}
3708		3922
3709	register_command "reload" => sub {	3923	register_command "reload" => sub {
3710	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
…		…
3724		3938
3725	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3726	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3727		3941
3728	sub wait_for_tick {	3942	sub wait_for_tick {
3729	return if tick_inhibit || $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3730		3944
3731	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3732	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3733	$signal->wait;	3947	$signal->wait;
3734	}	3948	}
3735		3949
3736	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		3952
3739	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3741	$signal->wait;	3955	$signal->wait;
3742	}	3956	}
…		…
3747	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3748	return;	3962	return;
3749	}	3963	}
3750		3964
3751	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
		3966
		3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3752		3968
3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3755	Coro::async_pool {	3971	Coro::async_pool {
3756	$Coro::current->{desc} = "runtime saver";	3972	$Coro::current->{desc} = "runtime saver";
…		…
3779	}	3995	}
3780		3996
3781	{	3997	{
3782	# configure BDB	3998	# configure BDB
3783		3999
3784	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3785	BDB::max_poll_reqs $TICK * 0.1;	4001	BDB::max_poll_reqs $TICK * 0.1;
3786	$AnyEvent::BDB::WATCHER->priority (1);	4002	$AnyEvent::BDB::WATCHER->priority (1);
3787		4003
3788	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3789	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
…		…
3869	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3870	}	4086	}
3871	}	4087	}
3872		4088
3873	# load additional modules	4089	# load additional modules
3874	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3875		4092
3876	END { cf::emergency_save }	4093	END { cf::emergency_save }
3877		4094
3878	1	4095	1
3879		4096

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