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Revision 1.432 by root, Mon May 5 22:38:47 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;
1528	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1529	$pl->ob->check_score;
1530	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1531	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1532		1642
1533	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1534	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1589	\@logins	1699	\@logins
1590	}	1700	}
1591		1701
1592	=item $player->maps	1702	=item $player->maps
1593		1703
		1704	=item cf::player::maps $login
		1705
1594	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1595	player. May block.	1707	player. May block.
1596		1708
1597	=cut	1709	=cut
1598		1710
…		…
1615	}	1727	}
1616		1728
1617	\@paths	1729	\@paths
1618	}	1730	}
1619		1731
1620	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1621		1733
1622	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1623
1624	=cut
1625
1626	use re 'eval';
1627
1628	my $group;
1629	my $interior; $interior = qr{
1630	# match a pod interior sequence sans C<< >>
1631	(?:
1632	\ (.*?)\ (?{ $group = $^N })
1633	| < (??{$interior}) >
1634	)
1635	}x;
1636
1637	sub expand_cfpod {
1638	my ($self, $pod) = @_;
1639
1640	my $xml;
1641
1642	while () {
1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644	$group = $1;
1645
1646	$group =~ s/&/&amp;/g;
1647	$group =~ s/</&lt;/g;
1648
1649	$xml .= $group;
1650	} elsif ($pod =~ m%\G
1651	([BCGHITU])
1652	<
1653	(?:
1654	([^<>]*) (?{ $group = $^N })
1655	| < $interior >
1656	)
1657	>
1658	%gcsx
1659	) {
1660	my ($code, $data) = ($1, $group);
1661
1662	if ($code eq "B") {
1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664	} elsif ($code eq "I") {
1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666	} elsif ($code eq "U") {
1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668	} elsif ($code eq "C") {
1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670	} elsif ($code eq "T") {
1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672	} elsif ($code eq "G") {
1673	my ($male, $female) = split /\|/, $data;
1674	$data = $self->gender ? $female : $male;
1675	$xml .= expand_cfpod ($self, $data);
1676	} elsif ($code eq "H") {
1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1679	"")
1680	[$self->{hintmode}];
1681	} else {
1682	$xml .= "error processing '$code($data)' directive";
1683	}
1684	} else {
1685	if ($pod =~ /\G(.+)/) {
1686	warn "parse error while expanding $pod (at $1)";
1687	}
1688	last;
1689	}
1690	}
1691
1692	for ($xml) {
1693	# create single paragraphs (very hackish)
1694	s/(?<=\S)\n(?=\w)/ /g;
1695
1696	# compress some whitespace
1697	s/\s+\n/\n/g; # ws line-ends
1698	s/\n\n+/\n/g; # double lines
1699	s/^\n+//; # beginning lines
1700	s/\n+$//; # ending lines
1701	}
1702
1703	$xml
1704	}
1705
1706	no re 'eval';
1707
1708	sub hintmode {
1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1710	$_[0]{hintmode}
1711	}
1712		1735
1713	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1714		1737
1715	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1716		1739
…		…
1748		1771
1749	=cut	1772	=cut
1750		1773
1751	sub find_by_path($) {	1774	sub find_by_path($) {
1752	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1753		1778
1754	my ($match, $specificity);	1779	my ($match, $specificity);
1755		1780
1756	for my $region (list) {	1781	for my $region (list) {
1757	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1789	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
1790		1815
1791	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1792	$self->_create_random_map (	1817	$self->_create_random_map (
1793	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1794	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1795	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1796	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1797	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1798	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1799	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1821		1846
1822	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1823	}	1848	}
1824		1849
1825	# also paths starting with '/'	1850	# also paths starting with '/'
1826	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1827		1852
1828	sub thawer_merge {	1853	sub thawer_merge {
1829	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1830		1855
1831	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1929		1954
1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1931	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1932	}	1957	}
1933		1958
1934	# and all this just because we cannot iterate over
1935	# all maps in C++...
1936	sub change_all_map_light {
1937	my ($change) = @_;
1938
1939	$_->change_map_light ($change)
1940	for grep $_->outdoor, values %cf::MAP;
1941	}
1942
1943	sub decay_objects {	1959	sub decay_objects {
1944	my ($self) = @_;	1960	my ($self) = @_;
1945		1961
1946	return if $self->{deny_reset};	1962	return if $self->{deny_reset};
1947		1963
…		…
2029	sub find {	2045	sub find {
2030	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
2031		2047
2032	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
2033		2049
2034	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2035	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
2036		2052
2037	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2039	my $guard2 = cf::lock_acquire "map_find:$path";
2040
2041	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
2042	or return;	2055	or return;
2043		2056
2044	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
2045		2058
…		…
2057		2070
2058	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
2059	}	2072	}
2060	}	2073	}
2061		2074
2062	sub pre_load { }	2075	sub pre_load { }
2063	sub post_load { }	2076	#sub post_load { } # XS
2064		2077
2065	sub load {	2078	sub load {
2066	my ($self) = @_;	2079	my ($self) = @_;
2067		2080
2068	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2085	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2086	$f->skip_block;	2099	$f->skip_block;
2087	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2088	or return;	2101	or return;
2089		2102
2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2091	if delete $self->{load_original};	2104	if delete $self->{load_original};
2092		2105
2093	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2094	utf8::encode $uniq;	2107	utf8::encode $uniq;
2095	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2113	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2114	$self->decay_objects;	2127	$self->decay_objects;
2115	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2116	$self->update_buttons;	2129	$self->update_buttons;
2117	cf::cede_to_tick;	2130	cf::cede_to_tick;
2118	$self->set_darkness_map;
2119	cf::cede_to_tick;
2120	$self->activate;	2131	$self->activate;
2121	}	2132	}
2122		2133
2123	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2124	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
…		…
2127	}	2138	}
2128		2139
2129	$self->post_load;	2140	$self->post_load;
2130	}	2141	}
2131		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2132	sub customise_for {	2146	sub customise_for {
2133	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2134		2148
2135	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2136	if $self->per_player;	2150	if $self->per_player;
…		…
2152	or next;	2166	or next;
2153	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2154	or next;	2168	or next;
2155	$neigh->load;	2169	$neigh->load;
2156		2170
		2171	# now find the diagonal neighbours
2157	push @neigh,	2172	push @neigh,
2158	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2159	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2160	}	2175	}
2161		2176
…		…
2213	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2214		2229
2215	()	2230	()
2216	}	2231	}
2217		2232
		2233	# common code, used by both ->save and ->swapout
2218	sub save {	2234	sub _save {
2219	my ($self) = @_;	2235	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222		2236
2223	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2224		2238
2225	return unless $self->dirty;	2239	return unless $self->dirty;
2226		2240
…		…
2246	} else {	2260	} else {
2247	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2248	}	2262	}
2249	}	2263	}
2250		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2251	sub swap_out {	2273	sub swap_out {
2252	my ($self) = @_;	2274	my ($self) = @_;
2253		2275
2254	# save first because save cedes
2255	$self->save;
2256
2257	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2258		2277
2259	return if $self->players;
2260	return if $self->in_memory != cf::MAP_ACTIVE;	2278	return if $self->in_memory != cf::MAP_ACTIVE;
2261	return if $self->{deny_save};	2279	return if $self->{deny_save};
		2280	return if $self->players;
2262		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2263	$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};
2264		2332
2265	$self->deactivate;	2333	$self->deactivate;
2266	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2267	$self->clear;	2335	$self->clear;
2268	}
2269
2270	sub reset_at {
2271	my ($self) = @_;
2272
2273	# TODO: safety, remove and allow resettable per-player maps
2274	return 1e99 if $self->{deny_reset};
2275
2276	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2277	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2278
2279	$time + $to
2280	}
2281
2282	sub should_reset {
2283	my ($self) = @_;
2284
2285	$self->reset_at <= $cf::RUNTIME
2286	}
2287
2288	sub reset {
2289	my ($self) = @_;
2290
2291	my $lock = cf::lock_acquire "map_data:$self->{path}";
2292
2293	return if $self->players;
2294
2295	warn "resetting map ", $self->path;
2296
2297	$self->in_memory (cf::MAP_SWAPPED);
2298
2299	# need to save uniques path
2300	unless ($self->{deny_save}) {
2301	my $uniq = $self->uniq_path; utf8::encode $uniq;
2302
2303	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2304	if $uniq;
2305	}
2306
2307	delete $cf::MAP{$self->path};
2308
2309	$self->deactivate;
2310	$_->clear_links_to ($self) for values %cf::MAP;
2311	$self->clear;
2312		2336
2313	$self->unlink_save;	2337	$self->unlink_save;
2314	$self->destroy;	2338	$self->destroy;
2315	}	2339	}
2316		2340
…		…
2324		2348
2325	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2326		2350
2327	$self->unlink_save;	2351	$self->unlink_save;
2328		2352
2329	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2330	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2331	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2332	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2333	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2334		2358
…		…
2391	: normalise $_	2415	: normalise $_
2392	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2393	]	2417	]
2394	}	2418	}
2395		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
2396	=back	2452	=back
2397		2453
2398	=head3 cf::object	2454	=head3 cf::object
2399		2455
2400	=cut	2456	=cut
…		…
2465		2521
2466	our $SAY_CHANNEL = {	2522	our $SAY_CHANNEL = {
2467	id => "say",	2523	id => "say",
2468	title => "Map",	2524	title => "Map",
2469	reply => "say ",	2525	reply => "say ",
2470	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.",
2471	};	2527	};
2472		2528
2473	our $CHAT_CHANNEL = {	2529	our $CHAT_CHANNEL = {
2474	id => "chat",	2530	id => "chat",
2475	title => "Chat",	2531	title => "Chat",
…		…
2530		2586
2531	=item $player_object->enter_link	2587	=item $player_object->enter_link
2532		2588
2533	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}>).
2534		2590
2535	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.
2536	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.
2537		2595
2538	Will never block.	2596	Will never block.
2539		2597
2540	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2541		2599
…		…
2561	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2562	my ($self) = @_;	2620	my ($self) = @_;
2563		2621
2564	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2565		2623
		2624	++$self->{_link_recursion};
		2625
2566	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2567		2627
2568	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2569	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2570		2630
2571	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2572	}	2632	}
2573		2633
2574	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2575	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2576		2636
…		…
2593	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2594	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2595		2655
2596	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2597	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2598	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2599		2659
2600	$map->load;	2660	$map->load;
2601	$map->load_neighbours;	2661	$map->load_neighbours;
2602		2662
2603	return unless $self->contr->active;	2663	return unless $self->contr->active;
2604	$self->activate_recursive;
2605		2664
2606	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2607	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2608	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2609		2672
		2673	}
		2674
2610	=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)]])
2611		2676
2612	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
2613	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2614	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
2615	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
2616	be called at the end of this process.	2681	be called at the end of this process.
2617		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
2618	=cut	2686	=cut
2619		2687
2620	our $GOTOGEN;	2688	our $GOTOGEN;
2621		2689
2622	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2623	my ($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	}
2624		2698
2625	# 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
2626	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2627		2701
2628	$self->enter_link;	2702	$self->enter_link;
…		…
2652	my $map = eval {	2726	my $map = eval {
2653	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2654		2728
2655	if ($map) {	2729	if ($map) {
2656	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2657	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2658	} else {	2732	} else {
2659	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2660	}	2734	}
2661		2735
2662	$map	2736	$map
…		…
2670	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2671	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2672	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2673	}	2747	}
2674		2748
2675	$done->() if $done;	2749	$done->($self) if $done;
2676	})->prio (1);	2750	})->prio (1);
2677	}	2751	}
2678		2752
2679	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2680		2754
…		…
2768	$self->contr->savebed ($map, $x, $y)	2842	$self->contr->savebed ($map, $x, $y)
2769	if $exit->flag (cf::FLAG_DAMNED);	2843	if $exit->flag (cf::FLAG_DAMNED);
2770		2844
2771	1	2845	1
2772	}) {	2846	}) {
2773	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2774	. "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. "
2775	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2776	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2777		2851
2778	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2795	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2796	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2797		2871
2798	utf8::encode $text;	2872	utf8::encode $text;
2799	$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);
2800	}	2899	}
2801		2900
2802	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2803		2902
2804	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
…		…
2808		2907
2809	=cut	2908	=cut
2810		2909
2811	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2812	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	},
2813	"c/identify" => {	2918	"c/identify" => {
2814	id => "infobox",	2919	id => "infobox",
2815	title => "Identify",	2920	title => "Identify",
2816	reply => undef,	2921	reply => undef,
2817	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2819	"c/examine" => {	2924	"c/examine" => {
2820	id => "infobox",	2925	id => "infobox",
2821	title => "Examine",	2926	title => "Examine",
2822	reply => undef,	2927	reply => undef,
2823	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",
2824	},	2935	},
2825	"c/book" => {	2936	"c/book" => {
2826	id => "infobox",	2937	id => "infobox",
2827	title => "Book",	2938	title => "Book",
2828	reply => undef,	2939	reply => undef,
…		…
2844	id => "infobox",	2955	id => "infobox",
2845	title => "Body Parts",	2956	title => "Body Parts",
2846	reply => undef,	2957	reply => undef,
2847	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2848	},	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	},
2849	"c/uptime" => {	2996	"c/uptime" => {
2850	id => "infobox",	2997	id => "infobox",
2851	title => "Uptime",	2998	title => "Uptime",
2852	reply => undef,	2999	reply => undef,
2853	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2862	id => "party",	3009	id => "party",
2863	title => "Party",	3010	title => "Party",
2864	reply => "gsay ",	3011	reply => "gsay ",
2865	tooltip => "Messages and chat related to your party",	3012	tooltip => "Messages and chat related to your party",
2866	},	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" => $CHAT_CHANNEL,
2867	);	3022	);
2868		3023
2869	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2870	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2871		3026
2872	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2873		3029
2874	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2875		3031
2876	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2877	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2878	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2879		3035
2880	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2881	if $self->can_msg;
2882
2883	$channel = $channel->{id};	3037	$channel = $channel->{id};
2884		3038
2885	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2886	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2887	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2888	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2889	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891	}	3044	}
2892		3045
2893	$channel = $channel->{id};	3046	$channel = $channel->{id};
2894	}	3047	}
2895		3048
2896	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2897		3050
2898	if ($self->can_msg) {
2899	# default colour, mask it out	3051	# default colour, mask it out
2900	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2902		3054
2903	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2904	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2905	} else {	3058	);
2906	if ($color >= 0) {
2907	# replace some tags by gcfclient-compatible ones
2908	for ($msg) {
2909	1 while
2910	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915	}
2916		3059
2917	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2918
2919	utf8::encode $msg;
2920
2921	if (0 && $msg =~ /\[/) {
2922	# COMMAND/INFO
2923	$self->send_packet ("drawextinfo $color 10 8 $msg")
2924	} else {
2925	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2926	$self->send_packet ("drawinfo $color $msg")
2927	}
2928	}
2929	}
2930	}	3061	}
2931		3062
2932	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2933		3064
2934	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2937		3068
2938	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2939	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2940		3071
2941	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2943	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2944	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946	}	3077	}
2947	}	3078	}
2948		3079
2949	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2950		3081
…		…
2954		3085
2955	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2956	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2957		3088
2958	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2961	#TODO: version 1, remove	3092	#TODO: version 1, remove
2962	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2964	}	3095	}
2965	}	3096	}
2966		3097
2967	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2968		3099
…		…
3069		3200
3070	$coro	3201	$coro
3071	}	3202	}
3072		3203
3073	cf::client->attach (	3204	cf::client->attach (
3074	on_destroy => sub {	3205	on_client_destroy => sub {
3075	my ($ns) = @_;	3206	my ($ns) = @_;
3076		3207
3077	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3078	},	3209	},
3079	);	3210	);
…		…
3095	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
3096		3227
3097	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
3098		3229
3099	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
3100	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
3101	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
3102	sort time	3233	sort time
3103	));	3234	));
3104		3235
3105	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3109	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3110		3241
3111	cf::object	3242	cf::object
3112	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3113	insert remove name archname title slaying race decrease split	3244	insert remove name archname title slaying race decrease split
		3245	value
3114		3246
3115	cf::object::player	3247	cf::object::player
3116	player	3248	player
3117		3249
3118	cf::player	3250	cf::player
…		…
3124	=cut	3256	=cut
3125		3257
3126	for (	3258	for (
3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3128	insert remove inv nrof name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3129	decrease split destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3133	) {	3265	) {
3134	no strict 'refs';	3266	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3154		3286
3155	my $qcode = $code;	3287	my $qcode = $code;
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3158		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3159	local $_;	3294	local $_;
3160	local @safe::cf::_safe_eval_args = values %vars;
3161		3295
3162	my $eval =	3296	my $eval =
3163	"do {\n"	3297	"do {\n"
3164	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3165	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3166	. $code	3300	. $code
3167	. "\n}"	3301	. "\n}"
3168	;	3302	;
3169		3303
		3304	if ($CFG{safe_eval}) {
3170	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3171	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3172	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3173		3313
3174	if ($@) {	3314	if ($@) {
3175	warn "$@";	3315	warn "$@";
3176	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3177	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3196	=cut	3336	=cut
3197		3337
3198	sub register_script_function {	3338	sub register_script_function {
3199	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3200		3340
3201	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3202	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3203	}	3343	}
3204		3344
3205	=back	3345	=back
3206		3346
3207	=cut	3347	=cut
…		…
3228		3368
3229	$facedata->{version} == 2	3369	$facedata->{version} == 2
3230	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3231		3371
3232	# 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]);
3233	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3234	type => FT_RSRC,	3375	type => FT_RSRC,
3235	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),
3236	};	3378	};
3237	cf::cede_to_tick;	3379	cf::cede_to_tick;
3238		3380
3239	{	3381	{
3240	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
…		…
3242	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244		3386
3245	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3246	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3248	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3249		3391
3250	cf::cede_to_tick;	3392	cf::cede_to_tick;
3251	}	3393	}
3252		3394
3253	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
…		…
3277		3419
3278	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3279	}	3421	}
3280		3422
3281	{	3423	{
3282	# TODO: for gcfclient pleasure, we should give resources
3283	# that gcfclient doesn't grok a >10000 face index.
3284	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3285		3425
3286	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
3287	if (defined $info->{type}) {	3427	if (defined $info->{type}) {
3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289	my $data;
3290		3429
3291	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3292	# prepend meta info
3293
3294	my $meta = $enc->encode ({
3295	name => $name,
3296	%{ $info->{meta} || {} },
3297	});
3298
3299	$data = pack "(w/a*)*", $meta, $info->{data};
3300	} else {
3301	$data = $info->{data};
3302	}
3303
3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305	cf::face::set_type $idx, $info->{type};	3431	cf::face::set_type $idx, $info->{type};
3306	} else {	3432	} else {
3307	$RESOURCE{$name} = $info;	3433	$RESOURCE{$name} = $info;
3308	}	3434	}
3309		3435
…		…
3392	reload_treasures;	3518	reload_treasures;
3393		3519
3394	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
3395	}	3521	}
3396		3522
3397	sub init {
3398	my $guard = freeze_mainloop;
3399
3400	reload_resources;
3401	}
3402
3403	sub reload_config {	3523	sub reload_config {
		3524	warn "reloading config file...\n";
		3525
3404	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
3405	or return;	3527	or return;
3406		3528
3407	local $/;	3529	local $/;
3408	*CFG = YAML::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
3409		3531
3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3411		3533
3412	$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};
3413	$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};
3414		3536
3415	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3417	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3418	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3419	};	3541	};
3420	warn $@ if $@;	3542	warn $@ if $@;
3421	}	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;
3422	}	3574	}
3423		3575
3424	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
3425	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3426	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3427	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#
3428	(async {	3589	(async {
3429	$Coro::current->{desc} = "IDLE BUG HANDLER";	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
3430	EV::loop EV::LOOP_ONESHOT;	3591	EV::loop EV::LOOP_ONESHOT;
3431	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3432	};	3593	};
3433		3594
3434	{	3595	evthread_start IO::AIO::poll_fileno;
3435	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;
3436	reload_config;	3607	reload_config;
3437	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
3438	load_extensions;	3618	load_extensions;
3439		3619
3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3620	utime time, time, $RUNTIMEFILE;
3441	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;
3442	}	3627	};
3443		3628
3444	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;
3445	}	3633	}
3446		3634
3447	#############################################################################	3635	#############################################################################
3448	# initialisation and cleanup	3636	# initialisation and cleanup
3449		3637
3450	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3451	BEGIN {	3639	BEGIN {
3452	our %SIGWATCHER = ();	3640	our %SIGWATCHER = ();
3453	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3454	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3455	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3456	};	3644	};
3457	}	3645	}
3458	}	3646	}
3459		3647
3460	sub write_runtime_sync {	3648	sub write_runtime_sync {
3461	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3462		3650
3463	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3464	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3465		3653
3466	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3467		3655
3468	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3469		3657
3470	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3471	or return;	3659	or return;
3472		3660
3473	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3474	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3475	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3485	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3486		3674
3487	close $fh	3675	close $fh
3488	or return;	3676	or return;
3489		3677
3490	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3491	and return;	3679	and return;
3492		3680
3493	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3494		3682
3495	1	3683	1
3496	}	3684	}
3497		3685
3498	our $uuid_lock;	3686	our $uuid_lock;
…		…
3507	my $uuid = "$LOCALDIR/uuid";	3695	my $uuid = "$LOCALDIR/uuid";
3508		3696
3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510	or return;	3698	or return;
3511		3699
3512	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;
3513	$uuid_skip = 0;	3708	$uuid_skip = 0;
3514		3709
3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3516	and return;	3711	and return;
3517		3712
…		…
3539	}	3734	}
3540		3735
3541	sub emergency_save() {	3736	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3543		3738
3544	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3545		3740
3546	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
3547	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3548	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3549	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3550	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3551	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3552	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3553	$pl->valid or next;	3753	$pl->valid or next;
3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3555	$pl->save;	3755	$pl->save;
3556	}	3756	}
3557	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3558		3758
3559	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3560	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3561	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3562	$map->valid or next;	3762	$map->valid or next;
3563	$map->save;	3763	$map->save;
3564	}	3764	}
3565	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3566		3766
3567	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3568	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3569	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
3570		3770
3571	warn "begin write uuid\n";	3771	warn "emergency_perl_save: begin write uuid\n";
3572	write_uuid_sync 1;	3772	write_uuid_sync 1;
3573	warn "end write uuid\n";	3773	warn "emergency_perl_save: end write uuid\n";
3574	};	3774	};
3575		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
3576	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3577	}	3782	}
3578		3783
3579	sub post_cleanup {	3784	sub post_cleanup {
3580	my ($make_core) = @_;	3785	my ($make_core) = @_;
3581		3786
3582	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3583	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	}
3584	}	3817	}
3585		3818
3586	sub do_reload_perl() {	3819	sub do_reload_perl() {
3587	# can/must only be called in main	3820	# can/must only be called in main
3588	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3589	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3590	return;	3823	return;
3591	}	3824	}
3592		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3593	warn "reloading...";	3831	warn "reloading...";
3594		3832
3595	warn "entering sync_job";	3833	warn "entering sync_job";
3596		3834
3597	cf::sync_job {	3835	cf::sync_job {
3598	cf::write_runtime_sync; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3599	cf::emergency_save;	3837	cf::emergency_save;
3600	cf::write_runtime_sync; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3601		3839
3602	warn "syncing database to disk";	3840	warn "syncing database to disk";
3603	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3604		3842
3605	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3606		3844
3607	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3608	for (;;) {
3609	BDB::flush;
3610	IO::AIO::flush;
3611	Coro::cede_notself;
3612	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3613	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3614	}
3615
3616	++$RELOAD;
3617
3618	warn "cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();
3621
3622	warn "removing commands";
3623	%COMMAND = ();
3624
3625	warn "removing ext/exti commands";
3626	%EXTCMD = ();
3627	%EXTICMD = ();
3628
3629	warn "unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";
3632
3633	if (my $cb = $pkg->can ("unload")) {
3634	eval {
3635	$cb->($pkg);
3636	1
3637	} or warn "$pkg unloaded, but with errors: $@";
3638	}	3848	}
3639		3849
3640	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3641	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3642	}	3852	%EXT_CORO = ();
3643		3853
3644	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3645	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3648	warn "... unloading $k";	3863	warn "... unloading $pkg";
3649	delete $INC{$k};
3650		3864
3651	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;
3653
3654	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3655	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3656	}	3874	}
3657		3875
3658	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 $k;
3659	}	3891	}
3660		3892
3661	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3662	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3663	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);
3664		3896
3665	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		3900
3669	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3670	# and global variables created in xs	3902	# and global variables created in xs
3671	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3672		3904
3673	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3674		3906
3675	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3676	require cf;	3908	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3678		3910
3679	warn "loading config and database again";	3911	warn "loading config and database again";
3680	cf::reload_config;	3912	cf::reload_config;
3681		3913
3682	warn "loading extensions";	3914	warn "loading extensions";
3683	cf::load_extensions;	3915	cf::load_extensions;
3684		3916
		3917	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3688	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3691		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3692	warn "leaving sync_job";	3929	warn "leaving sync_job";
3693		3930
3694	1	3931	1
3695	} or do {	3932	} or do {
3696	warn $@;	3933	warn $@;
3697	cf::cleanup "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3698	};	3935	};
3699		3936
3700	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3701	};	3943	};
3702		3944
3703	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3704		3946
3705	sub reload_perl() {	3947	sub reload_perl() {
3706	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3707	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3708		3950
		3951	$RELOAD_WATCHER ||= cf::async {
		3952	Coro::AIO::aio_wait cache_extensions;
		3953
3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3710	do_reload_perl;	3955	do_reload_perl;
3711	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
		3957	};
3712	};	3958	};
3713	}	3959	}
3714		3960
3715	register_command "reload" => sub {	3961	register_command "reload" => sub {
3716	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
…		…
3730		3976
3731	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3732	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3733		3979
3734	sub wait_for_tick {	3980	sub wait_for_tick {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3982
3737	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3739	$signal->wait;	3985	$signal->wait;
3740	}	3986	}
3741		3987
3742	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3743	return if tick_inhibit || $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3744		3990
3745	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3746	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3747	$signal->wait;	3993	$signal->wait;
3748	}	3994	}
…		…
3753	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3754	return;	4000	return;
3755	}	4001	}
3756		4002
3757	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
		4004
		4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3758		4006
3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3760	$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.;
3761	Coro::async_pool {	4009	Coro::async_pool {
3762	$Coro::current->{desc} = "runtime saver";	4010	$Coro::current->{desc} = "runtime saver";
…		…
3785	}	4033	}
3786		4034
3787	{	4035	{
3788	# configure BDB	4036	# configure BDB
3789		4037
3790	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3791	BDB::max_poll_reqs $TICK * 0.1;	4039	BDB::max_poll_reqs $TICK * 0.1;
3792	$Coro::BDB::WATCHER->priority (1);	4040	$AnyEvent::BDB::WATCHER->priority (1);
3793		4041
3794	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3795	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3797	| 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;
3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3800		4049
3801	cf::sync_job {	4050	cf::sync_job {
3802	eval {	4051	eval {
…		…
3828	{	4077	{
3829	# configure IO::AIO	4078	# configure IO::AIO
3830		4079
3831	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3832	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3833	$Coro::AIO::WATCHER->priority (1);	4082	undef $AnyEvent::AIO::WATCHER;
3834	}	4083	}
3835		4084
3836	my $_log_backtrace;	4085	my $_log_backtrace;
3837		4086
3838	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3841	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3842		4091
3843	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3844	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3845	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3846	async {	4096	async {
3847	$Coro::current->{desc} = "abt $msg";	4097	$Coro::current->{desc} = "abt $msg";
3848		4098
3849	my @bt = fork_call {	4099	my @bt = fork_call {
3850	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
…		…
3861	}	4111	}
3862		4112
3863	@funcs	4113	@funcs
3864	};	4114	};
3865		4115
3866	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4119	--$_log_backtrace;
3869	};	4120	};
3870	} else {	4121	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3873	}	4124	}
3874	}	4125	}
3875		4126
3876	# load additional modules	4127	# load additional modules
3877	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3878		4130
3879	END { cf::emergency_save }	4131	END { cf::emergency_save }
3880		4132
3881	1	4133	1
3882		4134

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