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Revision 1.430 by root, Sun May 4 14:12:37 2008 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 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
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		77
65	$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" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		240
194	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
195		242
196	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	245	that call.
199		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
200	=back	253	=back
201		254
202	=cut	255	=cut
203		256
204	BEGIN {	257	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	258	my $msg = join "", @_;
207		259
208	$msg .= "\n"	260	$msg .= "\n"
209	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
210		262
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		264
213	LOG llevError, $msg;	265	LOG llevError, $msg;
214	};	266	};
215	}
216		267
217	$Coro::State::DIEHOOK = sub {	268	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	269	return unless $^S eq 0; # "eq", not "=="
219		270
220	if ($Coro::current == $Coro::main) {#d#	271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	275	return;#d#
223	}#d#	276	}#d#
224		277
225	# kill coroutine otherwise	278	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	279	Coro::terminate
228	};	280	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		281
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	292	for my $pkg (qw(
243	cf::global cf::attachable	293	cf::global cf::attachable
244	cf::object cf::object::player	294	cf::object cf::object::player
245	cf::client cf::player	295	cf::client cf::player
246	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
247	cf::map cf::party cf::region	298	cf::party cf::region
248	)) {	299	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	301	}
252		302
253	$EV::DIED = sub {	303	$EV::DIED = sub {
254	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
255	};	305	};
256		306
257	#############################################################################	307	#############################################################################
258		308
259	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		347
298	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
300		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
		364
301	=item cf::lock_wait $string	365	=item cf::lock_wait $string
302		366
303	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
304		368
305	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
306		370
307	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
310	returned.	374	returned.
311		375
312	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	377	deadlocked coro.
…		…
319		383
320	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
321		385
322	=cut	386	=cut
323		387
324	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		389
327	sub lock_wait($) {	390	sub lock_wait($) {
328	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	392	}
341		393
342	sub lock_acquire($) {	394	sub lock_acquire($) {
343	my ($key) = @_;	395	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	396	}
357		397
358	sub lock_active($) {	398	sub lock_active($) {
359	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	400	}
363		401
364	sub freeze_mainloop {	402	sub freeze_mainloop {
365	tick_inhibit_inc;	403	tick_inhibit_inc;
366		404
367	Coro::guard \&tick_inhibit_dec;	405	&Guard::guard (\&tick_inhibit_dec);
368	}	406	}
369		407
370	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
371		409
372	Like EV::periodic, but randomly selects a starting point so that the actions	410	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	411	get spread over time.
374		412
375	=cut	413	=cut
376		414
377	sub periodic($$) {	415	sub periodic($$) {
378	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
395		433
396	=cut	434	=cut
397		435
398	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
400		439
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
404		443
405	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
406		446
407	while () {	447	while () {
408	next_job:	448	next_job:
		449
409	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	451
411	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	456	$job->[2]->send;
415	Coro::cede;	457	Coro::cede;
416	goto next_job;	458	goto next_job;
417	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	461	}
419	}	462	}
420		463
421	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	467	$signal->wait;
425	} else {	468	} else {
		469	$busy = 0;
426	Coro::schedule;	470	Coro::schedule;
427	}	471	}
428	}	472	}
429	};	473	};
430		474
431	sub get_slot($;$$) {	475	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	476	return if tick_inhibit || $Coro::current == $Coro::main;
433		477
434	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
435		479
436	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
437	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
438		483
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
468		513
469	sub sync_job(&) {	514	sub sync_job(&) {
470	my ($job) = @_;	515	my ($job) = @_;
471		516
472	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	518	my $time = AE::time;
474		519
475	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
477		522
478	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	540	} else {
496	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
497	}	542	}
498	}	543	}
499		544
500	my $time = EV::time - $time;	545	my $time = AE::time - $time;
501		546
502	$TICK_START += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
503		548
504	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
505	} else {	550	} else {
…		…
549	reset_signals;	594	reset_signals;
550	&$cb	595	&$cb
551	}, @args;	596	}, @args;
552		597
553	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
		599	}
		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
554	}	610	}
555		611
556	=item $coin = coin_from_name $name	612	=item $coin = coin_from_name $name
557		613
558	=cut	614	=cut
…		…
724		780
725	#############################################################################	781	#############################################################################
726		782
727	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
728		784
729	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
732		788
733	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
785		841
786	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
788		844
789	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
791		847
792	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
793		849
794	=over 4	850	=over 4
…		…
1085		1141
1086	sub reattach {	1142	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1144	my ($obj) = @_;
1089		1145
		1146	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1148
1092	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1093		1150
1094	@$registry = ();	1151	@$registry = ();
1095		1152
…		…
1138		1195
1139	sync_job {	1196	sync_job {
1140	if (length $$rdata) {	1197	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1144		1202
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1204	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
1149	aio_close $fh;	1210	aio_close $fh;
1150		1211
1151	if (@$objs) {	1212	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1214	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
1157	aio_close $fh;	1221	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1223	}
1160	} else {	1224	} else {
1161	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1162	}	1226	}
1163		1227
1164	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1232	} else {
1166	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1167	}	1234	}
1168	} else {	1235	} else {
1169	aio_unlink $filename;	1236	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1171	}	1238	}
…		…
1196	$av = $st->{objs};	1263	$av = $st->{objs};
1197	}	1264	}
1198		1265
1199	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1202		1270
1203	($data, $av)	1271	($data, $av)
1204	}	1272	}
1205		1273
1206	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1263		1331
1264	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1265	}	1333	}
1266		1334
		1335	use File::Glob ();
		1336
1267	cf::player->attach (	1337	cf::player->attach (
1268	on_command => sub {	1338	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1270		1340
1271	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1272	or return;	1342	or return;
1273		1343
…		…
1303		1373
1304	cf::override;	1374	cf::override;
1305	},	1375	},
1306	);	1376	);
1307		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
		1390
1308	sub load_extensions {	1391	sub load_extensions {
1309	cf::sync_job {	1392	cf::sync_job {
1310	my %todo;	1393	my %todo;
1311		1394
1312	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1414
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1417
1335	$ext{source} =	1418	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1338	. $source	1421	. $source
1339	. "\n};\n1";	1422	. "\n};\n1";
1340		1423
1341	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1342	}	1425	}
1343		1426
		1427	my $pass = 0;
1344	my %done;	1428	my %done;
1345	while (%todo) {	1429	while (%todo) {
1346	my $progress;	1430	my $progress;
1347		1431
		1432	++$pass;
		1433
		1434	ext:
1348	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1437	next ext
1351	unless exists $done{$_};	1438	unless exists $done{$_};
1352	}	1439	}
1353		1440
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1442
1356	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1447
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1449	if exists $v->{meta}{mandatory};
1364		1450
1365	warn $msg;	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1452	delete $todo{$k};
		1453	} else {
		1454	$done{$k} = delete $todo{$k};
		1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1366	}	1460	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1461	}
1372		1462
1373	skip:	1463	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1376	}	1471	}
1377	};	1472	};
1378	}	1473	}
1379		1474
1380	#############################################################################	1475	#############################################################################
1381		1476
1382	=back	1477	=back
1383		1478
1384	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1385		1480
1386	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1387		1482
1388	=cut	1483	=cut
1389		1484
1390	package cf::player;	1485	package cf::player;
1391		1486
…		…
1434		1529
1435	sub exists($) {	1530	sub exists($) {
1436	my ($login) = @_;	1531	my ($login) = @_;
1437		1532
1438	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1440	}	1535	}
1441		1536
1442	sub find($) {	1537	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1539	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1465	}	1560	}
1466	}	1561	}
1467	}	1562	}
1468		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
		1576
1469	sub save($) {	1577	sub save($) {
1470	my ($pl) = @_;	1578	my ($pl) = @_;
1471		1579
1472	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1473		1581
…		…
1478		1586
1479	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1481		1589
1482	cf::get_slot 0.01;	1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1594
1484	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1596	cf::cede_to_tick;
1486	}	1597	}
1487		1598
…		…
1519	my ($pl) = @_;	1630	my ($pl) = @_;
1520		1631
1521	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1522		1633
1523	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1636
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1530		1642
1531	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1587	\@logins	1699	\@logins
1588	}	1700	}
1589		1701
1590	=item $player->maps	1702	=item $player->maps
1591		1703
		1704	=item cf::player::maps $login
		1705
1592	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1593	player. May block.	1707	player. May block.
1594		1708
1595	=cut	1709	=cut
1596		1710
…		…
1613	}	1727	}
1614		1728
1615	\@paths	1729	\@paths
1616	}	1730	}
1617		1731
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1733
1620	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1735
1711	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1712		1737
1713	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1714		1739
…		…
1746		1771
1747	=cut	1772	=cut
1748		1773
1749	sub find_by_path($) {	1774	sub find_by_path($) {
1750	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1751		1778
1752	my ($match, $specificity);	1779	my ($match, $specificity);
1753		1780
1754	for my $region (list) {	1781	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1815
1789	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1817	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1819		1846
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1848	}
1822		1849
1823	# also paths starting with '/'	1850	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1852
1826	sub thawer_merge {	1853	sub thawer_merge {
1827	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1828		1855
1829	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1927		1954
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1930	}	1957	}
1931		1958
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1959	sub decay_objects {
1942	my ($self) = @_;	1960	my ($self) = @_;
1943		1961
1944	return if $self->{deny_reset};	1962	return if $self->{deny_reset};
1945		1963
…		…
2027	sub find {	2045	sub find {
2028	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
2029		2047
2030	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
2031		2049
2032	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2052
2035	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
2040	or return;	2055	or return;
2041		2056
2042	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
2043		2058
…		…
2055		2070
2056	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
2057	}	2072	}
2058	}	2073	}
2059		2074
2060	sub pre_load { }	2075	sub pre_load { }
2061	sub post_load { }	2076	#sub post_load { } # XS
2062		2077
2063	sub load {	2078	sub load {
2064	my ($self) = @_;	2079	my ($self) = @_;
2065		2080
2066	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2099	$f->skip_block;
2085	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2086	or return;	2101	or return;
2087		2102
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2089	if delete $self->{load_original};	2104	if delete $self->{load_original};
2090		2105
2091	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2107	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2127	$self->decay_objects;
2113	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2114	$self->update_buttons;	2129	$self->update_buttons;
2115	cf::cede_to_tick;	2130	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2131	$self->activate;
2119	}	2132	}
2120		2133
2121	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2138	}
2126		2139
2127	$self->post_load;	2140	$self->post_load;
2128	}	2141	}
2129		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2146	sub customise_for {
2131	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2132		2148
2133	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2150	if $self->per_player;
…		…
2150	or next;	2166	or next;
2151	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2152	or next;	2168	or next;
2153	$neigh->load;	2169	$neigh->load;
2154		2170
		2171	# now find the diagonal neighbours
2155	push @neigh,	2172	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}	2175	}
2159		2176
…		…
2211	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2212		2229
2213	()	2230	()
2214	}	2231	}
2215		2232
		2233	# common code, used by both ->save and ->swapout
2216	sub save {	2234	sub _save {
2217	my ($self) = @_;	2235	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2236
2221	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2222		2238
2223	return unless $self->dirty;	2239	return unless $self->dirty;
2224		2240
…		…
2244	} else {	2260	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2262	}
2247	}	2263	}
2248		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2249	sub swap_out {	2273	sub swap_out {
2250	my ($self) = @_;	2274	my ($self) = @_;
2251		2275
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2277
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2278	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2279	return if $self->{deny_save};
		2280	return if $self->players;
2260		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
		2291	$self->clear;
		2292	}
		2293
		2294	sub reset_at {
		2295	my ($self) = @_;
		2296
		2297	# TODO: safety, remove and allow resettable per-player maps
		2298	return 1e99 if $self->{deny_reset};
		2299
		2300	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2301	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2302
		2303	$time + $to
		2304	}
		2305
		2306	sub should_reset {
		2307	my ($self) = @_;
		2308
		2309	$self->reset_at <= $cf::RUNTIME
		2310	}
		2311
		2312	sub reset {
		2313	my ($self) = @_;
		2314
		2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2316
		2317	return if $self->players;
		2318
		2319	warn "resetting map ", $self->path, "\n";
		2320
		2321	$self->in_memory (cf::MAP_SWAPPED);
		2322
		2323	# need to save uniques path
		2324	unless ($self->{deny_save}) {
		2325	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2326
		2327	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2328	if $uniq;
		2329	}
		2330
		2331	delete $cf::MAP{$self->path};
2262		2332
2263	$self->deactivate;	2333	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2335	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2336
2311	$self->unlink_save;	2337	$self->unlink_save;
2312	$self->destroy;	2338	$self->destroy;
2313	}	2339	}
2314		2340
…		…
2322		2348
2323	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2324		2350
2325	$self->unlink_save;	2351	$self->unlink_save;
2326		2352
2327	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2358
…		…
2389	: normalise $_	2415	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2417	]
2392	}	2418	}
2393		2419
		2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
		2451
2394	=back	2452	=back
2395		2453
2396	=head3 cf::object	2454	=head3 cf::object
2397		2455
2398	=cut	2456	=cut
…		…
2463		2521
2464	our $SAY_CHANNEL = {	2522	our $SAY_CHANNEL = {
2465	id => "say",	2523	id => "say",
2466	title => "Map",	2524	title => "Map",
2467	reply => "say ",	2525	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2527	};
2470		2528
2471	our $CHAT_CHANNEL = {	2529	our $CHAT_CHANNEL = {
2472	id => "chat",	2530	id => "chat",
2473	title => "Chat",	2531	title => "Chat",
…		…
2528		2586
2529	=item $player_object->enter_link	2587	=item $player_object->enter_link
2530		2588
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2590
2533	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2535		2595
2536	Will never block.	2596	Will never block.
2537		2597
2538	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2539		2599
…		…
2559	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2620	my ($self) = @_;
2561		2621
2562	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2563		2623
		2624	++$self->{_link_recursion};
		2625
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2627
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2568		2630
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2632	}
2571		2633
2572	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2574		2636
…		…
2591	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2593		2655
2594	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2597		2659
2598	$map->load;	2660	$map->load;
2599	$map->load_neighbours;	2661	$map->load_neighbours;
2600		2662
2601	return unless $self->contr->active;	2663	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2664
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2606	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2607		2672
		2673	}
		2674
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2609		2676
2610	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2681	be called at the end of this process.
2615		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2616	=cut	2686	=cut
2617		2687
2618	our $GOTOGEN;	2688	our $GOTOGEN;
2619		2689
2620	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2621	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2622		2698
2623	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2701
2626	$self->enter_link;	2702	$self->enter_link;
…		…
2650	my $map = eval {	2726	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2652		2728
2653	if ($map) {	2729	if ($map) {
2654	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2732	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2734	}
2659		2735
2660	$map	2736	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2671	}	2747	}
2672		2748
2673	$done->() if $done;	2749	$done->($self) if $done;
2674	})->prio (1);	2750	})->prio (1);
2675	}	2751	}
2676		2752
2677	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2678		2754
…		…
2766	$self->contr->savebed ($map, $x, $y)	2842	$self->contr->savebed ($map, $x, $y)
2767	if $exit->flag (cf::FLAG_DAMNED);	2843	if $exit->flag (cf::FLAG_DAMNED);
2768		2844
2769	1	2845	1
2770	}) {	2846	}) {
2771	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2772	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2773	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2774	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2775		2851
2776	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2793	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2794	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2795		2871
2796	utf8::encode $text;	2872	utf8::encode $text;
2797	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2798	}	2899	}
2799		2900
2800	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2801		2902
2802	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2806		2907
2807	=cut	2908	=cut
2808		2909
2809	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2810	our %CHANNEL = (	2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
2811	"c/identify" => {	2918	"c/identify" => {
2812	id => "infobox",	2919	id => "infobox",
2813	title => "Identify",	2920	title => "Identify",
2814	reply => undef,	2921	reply => undef,
2815	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2817	"c/examine" => {	2924	"c/examine" => {
2818	id => "infobox",	2925	id => "infobox",
2819	title => "Examine",	2926	title => "Examine",
2820	reply => undef,	2927	reply => undef,
2821	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
2822	},	2935	},
2823	"c/book" => {	2936	"c/book" => {
2824	id => "infobox",	2937	id => "infobox",
2825	title => "Book",	2938	title => "Book",
2826	reply => undef,	2939	reply => undef,
…		…
2842	id => "infobox",	2955	id => "infobox",
2843	title => "Body Parts",	2956	title => "Body Parts",
2844	reply => undef,	2957	reply => undef,
2845	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2846	},	2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
2847	"c/uptime" => {	2996	"c/uptime" => {
2848	id => "infobox",	2997	id => "infobox",
2849	title => "Uptime",	2998	title => "Uptime",
2850	reply => undef,	2999	reply => undef,
2851	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2860	id => "party",	3009	id => "party",
2861	title => "Party",	3010	title => "Party",
2862	reply => "gsay ",	3011	reply => "gsay ",
2863	tooltip => "Messages and chat related to your party",	3012	tooltip => "Messages and chat related to your party",
2864	},	3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
2865	);	3022	);
2866		3023
2867	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2868	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2869		3026
2870	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2871		3029
2872	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2873		3031
2874	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2875	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2876	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2877		3035
2878	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2879	if $self->can_msg;
2880
2881	$channel = $channel->{id};	3037	$channel = $channel->{id};
2882		3038
2883	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2884	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2885	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2886	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2887	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889	}	3044	}
2890		3045
2891	$channel = $channel->{id};	3046	$channel = $channel->{id};
2892	}	3047	}
2893		3048
2894	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2895		3050
2896	if ($self->can_msg) {
2897	# default colour, mask it out	3051	# default colour, mask it out
2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2899	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2900		3054
2901	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2903	} else {	3058	);
2904	if ($color >= 0) {
2905	# replace some tags by gcfclient-compatible ones
2906	for ($msg) {
2907	1 while
2908	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2909	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2910	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2911	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2912	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2913	}
2914		3059
2915	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2916
2917	utf8::encode $msg;
2918
2919	if (0 && $msg =~ /\[/) {
2920	# COMMAND/INFO
2921	$self->send_packet ("drawextinfo $color 10 8 $msg")
2922	} else {
2923	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2924	$self->send_packet ("drawinfo $color $msg")
2925	}
2926	}
2927	}
2928	}	3061	}
2929		3062
2930	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2931		3064
2932	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2935		3068
2936	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2937	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2938		3071
2939	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2940	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2941	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2942	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2944	}	3077	}
2945	}	3078	}
2946		3079
2947	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2948		3081
…		…
2952		3085
2953	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2954	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2955		3088
2956	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2957	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2958	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2959	#TODO: version 1, remove	3092	#TODO: version 1, remove
2960	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2961	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2962	}	3095	}
2963	}	3096	}
2964		3097
2965	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2966		3099
…		…
3067		3200
3068	$coro	3201	$coro
3069	}	3202	}
3070		3203
3071	cf::client->attach (	3204	cf::client->attach (
3072	on_destroy => sub {	3205	on_client_destroy => sub {
3073	my ($ns) = @_;	3206	my ($ns) = @_;
3074		3207
3075	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3076	},	3209	},
3077	);	3210	);
…		…
3093	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
3094		3227
3095	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
3096		3229
3097	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
3098	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
3099	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
3100	sort time	3233	sort time
3101	));	3234	));
3102		3235
3103	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3107	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3108		3241
3109	cf::object	3242	cf::object
3110	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3111	insert remove name archname title slaying race decrease split	3244	insert remove name archname title slaying race decrease split
		3245	value
3112		3246
3113	cf::object::player	3247	cf::object::player
3114	player	3248	player
3115		3249
3116	cf::player	3250	cf::player
…		…
3121		3255
3122	=cut	3256	=cut
3123		3257
3124	for (	3258	for (
3125	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3126	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3127	decrease split destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3128	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3129	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3130	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3131	) {	3265	) {
3132	no strict 'refs';	3266	no strict 'refs';
3133	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3134	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3152		3286
3153	my $qcode = $code;	3287	my $qcode = $code;
3154	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3155	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3156		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3157	local $_;	3294	local $_;
3158	local @safe::cf::_safe_eval_args = values %vars;
3159		3295
3160	my $eval =	3296	my $eval =
3161	"do {\n"	3297	"do {\n"
3162	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3163	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3164	. $code	3300	. $code
3165	. "\n}"	3301	. "\n}"
3166	;	3302	;
3167		3303
		3304	if ($CFG{safe_eval}) {
3168	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3169	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3170	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3171		3313
3172	if ($@) {	3314	if ($@) {
3173	warn "$@";	3315	warn "$@";
3174	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3175	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3194	=cut	3336	=cut
3195		3337
3196	sub register_script_function {	3338	sub register_script_function {
3197	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3198		3340
3199	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3200	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3201	}	3343	}
3202		3344
3203	=back	3345	=back
3204		3346
3205	=cut	3347	=cut
…		…
3226		3368
3227	$facedata->{version} == 2	3369	$facedata->{version} == 2
3228	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3229		3371
3230	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3231	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3232	type => FT_RSRC,	3375	type => FT_RSRC,
3233	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
3234	};	3378	};
3235	cf::cede_to_tick;	3379	cf::cede_to_tick;
3236		3380
3237	{	3381	{
3238	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
…		…
3240	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3242		3386
3243	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3244	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3247		3391
3248	cf::cede_to_tick;	3392	cf::cede_to_tick;
3249	}	3393	}
3250		3394
3251	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
…		…
3275		3419
3276	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3277	}	3421	}
3278		3422
3279	{	3423	{
3280	# TODO: for gcfclient pleasure, we should give resources
3281	# that gcfclient doesn't grok a >10000 face index.
3282	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3283		3425
3284	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
3285	if (defined $info->{type}) {	3427	if (defined $info->{type}) {
3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3287	my $data;
3288		3429
3289	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3290	# prepend meta info
3291
3292	my $meta = $enc->encode ({
3293	name => $name,
3294	%{ $info->{meta} || {} },
3295	});
3296
3297	$data = pack "(w/a*)*", $meta, $info->{data};
3298	} else {
3299	$data = $info->{data};
3300	}
3301
3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3303	cf::face::set_type $idx, $info->{type};	3431	cf::face::set_type $idx, $info->{type};
3304	} else {	3432	} else {
3305	$RESOURCE{$name} = $info;	3433	$RESOURCE{$name} = $info;
3306	}	3434	}
3307		3435
…		…
3390	reload_treasures;	3518	reload_treasures;
3391		3519
3392	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
3393	}	3521	}
3394		3522
3395	sub init {
3396	my $guard = freeze_mainloop;
3397
3398	reload_resources;
3399	}
3400
3401	sub reload_config {	3523	sub reload_config {
		3524	warn "reloading config file...\n";
		3525
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
3403	or return;	3527	or return;
3404		3528
3405	local $/;	3529	local $/;
3406	*CFG = YAML::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
3407		3531
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3409		3533
3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3412		3536
3413	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3416	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3417	};	3541	};
3418	warn $@ if $@;	3542	warn $@ if $@;
3419	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
3420	}	3574	}
3421		3575
3422	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
3423	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3424	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3425	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3426	(async {	3589	(async {
3427	$Coro::current->{desc} = "IDLE BUG HANDLER";	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
3428	EV::loop EV::LOOP_ONESHOT;	3591	EV::loop EV::LOOP_ONESHOT;
3429	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3430	};	3593	};
3431		3594
3432	{	3595	evthread_start IO::AIO::poll_fileno;
3433	my $guard = freeze_mainloop;	3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
3434	reload_config;	3607	reload_config;
3435	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
3436	load_extensions;	3618	load_extensions;
3437		3619
3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3620	utime time, time, $RUNTIMEFILE;
3439	evthread_start IO::AIO::poll_fileno;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
3440	}	3627	};
3441		3628
3442	EV::loop;	3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
3443	}	3633	}
3444		3634
3445	#############################################################################	3635	#############################################################################
3446	# initialisation and cleanup	3636	# initialisation and cleanup
3447		3637
3448	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3449	BEGIN {	3639	BEGIN {
3450	our %SIGWATCHER = ();	3640	our %SIGWATCHER = ();
3451	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3453	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3454	};	3644	};
3455	}	3645	}
3456	}	3646	}
3457		3647
3458	sub write_runtime_sync {	3648	sub write_runtime_sync {
3459	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3460		3650
3461	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3462	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3463		3653
3464	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3465		3655
3466	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3467		3657
3468	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3469	or return;	3659	or return;
3470		3660
3471	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3472	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3473	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3483	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3484		3674
3485	close $fh	3675	close $fh
3486	or return;	3676	or return;
3487		3677
3488	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3489	and return;	3679	and return;
3490		3680
3491	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3492		3682
3493	1	3683	1
3494	}	3684	}
3495		3685
3496	our $uuid_lock;	3686	our $uuid_lock;
…		…
3505	my $uuid = "$LOCALDIR/uuid";	3695	my $uuid = "$LOCALDIR/uuid";
3506		3696
3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3508	or return;	3698	or return;
3509		3699
3510	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	3708	$uuid_skip = 0;
3512		3709
3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3514	and return;	3711	and return;
3515		3712
…		…
3537	}	3734	}
3538		3735
3539	sub emergency_save() {	3736	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3541		3738
3542	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3543		3740
3544	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3545	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3546	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3547	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3548	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3549	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3550	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3551	$pl->valid or next;	3753	$pl->valid or next;
3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3553	$pl->save;	3755	$pl->save;
3554	}	3756	}
3555	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3556		3758
3557	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3558	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3559	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3560	$map->valid or next;	3762	$map->valid or next;
3561	$map->save;	3763	$map->save;
3562	}	3764	}
3563	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3564		3766
3565	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3566	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3567	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
3568		3770
3569	warn "begin write uuid\n";	3771	warn "emergency_perl_save: begin write uuid\n";
3570	write_uuid_sync 1;	3772	write_uuid_sync 1;
3571	warn "end write uuid\n";	3773	warn "emergency_perl_save: end write uuid\n";
3572	};	3774	};
3573		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3574	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3575	}	3782	}
3576		3783
3577	sub post_cleanup {	3784	sub post_cleanup {
3578	my ($make_core) = @_;	3785	my ($make_core) = @_;
3579		3786
3580	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3581	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3582	}	3817	}
3583		3818
3584	sub do_reload_perl() {	3819	sub do_reload_perl() {
3585	# can/must only be called in main	3820	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3587	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3588	return;	3823	return;
3589	}	3824	}
3590		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3591	warn "reloading...";	3831	warn "reloading...";
3592		3832
3593	warn "entering sync_job";	3833	warn "entering sync_job";
3594		3834
3595	cf::sync_job {	3835	cf::sync_job {
3596	cf::write_runtime_sync; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3597	cf::emergency_save;	3837	cf::emergency_save;
3598	cf::write_runtime_sync; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3599		3839
3600	warn "syncing database to disk";	3840	warn "syncing database to disk";
3601	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3602		3842
3603	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3604		3844
3605	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3606	for (;;) {
3607	BDB::flush;
3608	IO::AIO::flush;
3609	Coro::cede_notself;
3610	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3611	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3612	}
3613
3614	++$RELOAD;
3615
3616	warn "cancelling all extension coros";
3617	$_->cancel for values %EXT_CORO;
3618	%EXT_CORO = ();
3619
3620	warn "removing commands";
3621	%COMMAND = ();
3622
3623	warn "removing ext/exti commands";
3624	%EXTCMD = ();
3625	%EXTICMD = ();
3626
3627	warn "unloading/nuking all extensions";
3628	for my $pkg (@EXTS) {
3629	warn "... unloading $pkg";
3630
3631	if (my $cb = $pkg->can ("unload")) {
3632	eval {
3633	$cb->($pkg);
3634	1
3635	} or warn "$pkg unloaded, but with errors: $@";
3636	}	3848	}
3637		3849
3638	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3639	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3640	}	3852	%EXT_CORO = ();
3641		3853
3642	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3643	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3644	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3645		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3646	warn "... unloading $k";	3863	warn "... unloading $pkg";
3647	delete $INC{$k};
3648		3864
3649	$k =~ s/\.pm$//;
3650	$k =~ s/\//::/g;
3651
3652	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3653	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3654	}	3874	}
3655		3875
3656	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3657	}	3891	}
3658		3892
3659	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3660	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3661	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3662		3896
3663	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3664	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3665	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3666		3900
3667	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3668	# and global variables created in xs	3902	# and global variables created in xs
3669	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3670		3904
3671	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3672		3906
3673	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3674	require cf;	3908	require cf;
3675	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3676		3910
3677	warn "loading config and database again";	3911	warn "loading config and database again";
3678	cf::reload_config;	3912	cf::reload_config;
3679		3913
3680	warn "loading extensions";	3914	warn "loading extensions";
3681	cf::load_extensions;	3915	cf::load_extensions;
3682		3916
		3917	if ($REATTACH_ON_RELOAD) {
3683	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3684	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3685	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3686	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3687	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3688	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3689		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3690	warn "leaving sync_job";	3929	warn "leaving sync_job";
3691		3930
3692	1	3931	1
3693	} or do {	3932	} or do {
3694	warn $@;	3933	warn $@;
3695	cf::cleanup "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3696	};	3935	};
3697		3936
3698	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3699	};	3943	};
3700		3944
3701	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3702		3946
3703	sub reload_perl() {	3947	sub reload_perl() {
3704	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3705	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3706		3950
		3951	$RELOAD_WATCHER ||= cf::async {
		3952	Coro::AIO::aio_wait cache_extensions;
		3953
3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3708	do_reload_perl;	3955	do_reload_perl;
3709	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
		3957	};
3710	};	3958	};
3711	}	3959	}
3712		3960
3713	register_command "reload" => sub {	3961	register_command "reload" => sub {
3714	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
…		…
3728		3976
3729	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3730	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3731		3979
3732	sub wait_for_tick {	3980	sub wait_for_tick {
3733	return if tick_inhibit || $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3734		3982
3735	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3736	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3737	$signal->wait;	3985	$signal->wait;
3738	}	3986	}
3739		3987
3740	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3741	return if tick_inhibit || $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3742		3990
3743	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3744	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3745	$signal->wait;	3993	$signal->wait;
3746	}	3994	}
…		…
3751	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3752	return;	4000	return;
3753	}	4001	}
3754		4002
3755	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
		4004
		4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3756		4006
3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3759	Coro::async_pool {	4009	Coro::async_pool {
3760	$Coro::current->{desc} = "runtime saver";	4010	$Coro::current->{desc} = "runtime saver";
…		…
3783	}	4033	}
3784		4034
3785	{	4035	{
3786	# configure BDB	4036	# configure BDB
3787		4037
3788	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3789	BDB::max_poll_reqs $TICK * 0.1;	4039	BDB::max_poll_reqs $TICK * 0.1;
3790	$Coro::BDB::WATCHER->priority (1);	4040	$AnyEvent::BDB::WATCHER->priority (1);
3791		4041
3792	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3793	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3795	| BDB::LOG_AUTOREMOVE, 1);	4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3798		4049
3799	cf::sync_job {	4050	cf::sync_job {
3800	eval {	4051	eval {
…		…
3826	{	4077	{
3827	# configure IO::AIO	4078	# configure IO::AIO
3828		4079
3829	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3831	$Coro::AIO::WATCHER->priority (1);	4082	undef $AnyEvent::AIO::WATCHER;
3832	}	4083	}
3833		4084
3834	my $_log_backtrace;	4085	my $_log_backtrace;
3835		4086
3836	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3839	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3840		4091
3841	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3843	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3844	async {	4096	async {
3845	$Coro::current->{desc} = "abt $msg";	4097	$Coro::current->{desc} = "abt $msg";
3846		4098
3847	my @bt = fork_call {	4099	my @bt = fork_call {
3848	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
…		…
3859	}	4111	}
3860		4112
3861	@funcs	4113	@funcs
3862	};	4114	};
3863		4115
3864	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3865	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3866	--$_log_backtrace;	4119	--$_log_backtrace;
3867	};	4120	};
3868	} else {	4121	} else {
3869	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3870	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3871	}	4124	}
3872	}	4125	}
3873		4126
3874	# load additional modules	4127	# load additional modules
3875	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3876		4130
3877	END { cf::emergency_save }	4131	END { cf::emergency_save }
3878		4132
3879	1	4133	1
3880		4134

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