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Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 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 = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	118	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		120
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	124	our $DB_ENV;
105		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
106	our %CFG;	128	our %CFG;
107		129
108	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	131	our $RUNTIME;
110	our $NOW;	132	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	143	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
123		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
124	binmode STDOUT;	151	binmode STDOUT;
125	binmode STDERR;	152	binmode STDERR;
126		153
127	# read virtual server time, if available	154	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
132	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
133		162
134	mkdir $_	163	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		165
137	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
138		167
139	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		184
141	#############################################################################	185	#############################################################################
142		186
143	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
144		188
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	235	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.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		237
194	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
195		239
196	This array contains the results of the last C<invoke ()> call. When	240	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	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	242	that call.
199		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
200	=back	250	=back
201		251
202	=cut	252	=cut
203		253
204	BEGIN {	254	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	255	my $msg = join "", @_;
207		256
208	$msg .= "\n"	257	$msg .= "\n"
209	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
210		259
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		261
213	LOG llevError, $msg;	262	LOG llevError, $msg;
214	};	263	};
215	}
216		264
217	$Coro::State::DIEHOOK = sub {	265	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	266	return unless $^S eq 0; # "eq", not "=="
219		267
220	if ($Coro::current == $Coro::main) {#d#	268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	272	return;#d#
223	}#d#	273	}#d#
224		274
225	# kill coroutine otherwise	275	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	276	Coro::terminate
228	};	277	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		278
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	289	for my $pkg (qw(
243	cf::global cf::attachable	290	cf::global cf::attachable
244	cf::object cf::object::player	291	cf::object cf::object::player
245	cf::client cf::player	292	cf::client cf::player
246	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
247	cf::map cf::party cf::region	295	cf::party cf::region
248	)) {	296	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	298	}
252		299
253	$EV::DIED = sub {	300	$EV::DIED = sub {
254	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
255	};	302	};
256		303
257	#############################################################################	304	#############################################################################
258		305
259	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		344
298	sub encode_json($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
300		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
		361
301	=item cf::lock_wait $string	362	=item cf::lock_wait $string
302		363
303	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
304		365
305	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
306		367
307	Wait until the given lock is available and then acquires it and returns	368	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,	369	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	370	for example when the coroutine gets canceled), the lock is automatically
310	returned.	371	returned.
311		372
312	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	374	deadlocked coro.
…		…
319		380
320	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
321		382
322	=cut	383	=cut
323		384
324	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		386
327	sub lock_wait($) {	387	sub lock_wait($) {
328	my ($key) = @_;	388	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	389	}
341		390
342	sub lock_acquire($) {	391	sub lock_acquire($) {
343	my ($key) = @_;	392	$LOCKS->guard ($_[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	}	393	}
357		394
358	sub lock_active($) {	395	sub lock_active($) {
359	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	397	}
363		398
364	sub freeze_mainloop {	399	sub freeze_mainloop {
365	tick_inhibit_inc;	400	tick_inhibit_inc;
366		401
367	Coro::guard \&tick_inhibit_dec;	402	&Guard::guard (\&tick_inhibit_dec);
368	}	403	}
369		404
370	=item cf::periodic $interval, $cb	405	=item cf::periodic $interval, $cb
371		406
372	Like EV::periodic, but randomly selects a starting point so that the actions	407	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	408	get spread over time.
374		409
375	=cut	410	=cut
376		411
377	sub periodic($$) {	412	sub periodic($$) {
378	my ($interval, $cb) = @_;	413	my ($interval, $cb) = @_;
…		…
395		430
396	=cut	431	=cut
397		432
398	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
400		436
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
404		440
405	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
406		443
407	while () {	444	while () {
408	next_job:	445	next_job:
		446
409	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	448
411	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	453	$job->[2]->send;
415	Coro::cede;	454	Coro::cede;
416	goto next_job;	455	goto next_job;
417	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	458	}
419	}	459	}
420		460
421	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	464	$signal->wait;
425	} else {	465	} else {
		466	$busy = 0;
426	Coro::schedule;	467	Coro::schedule;
427	}	468	}
428	}	469	}
429	};	470	};
430		471
431	sub get_slot($;$$) {	472	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	473	return if tick_inhibit || $Coro::current == $Coro::main;
433		474
434	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
435		476
436	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
437	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
438		480
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
468		510
469	sub sync_job(&) {	511	sub sync_job(&) {
470	my ($job) = @_;	512	my ($job) = @_;
471		513
472	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	515	my $time = AE::time;
474		516
475	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
477		519
478	LOG llevError, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	537	} else {
496	EV::loop EV::LOOP_ONESHOT;	538	EV::loop EV::LOOP_ONESHOT;
497	}	539	}
498	}	540	}
499		541
500	my $time = EV::time - $time;	542	my $time = AE::time - $time;
501		543
502	$TICK_START += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
503		545
504	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
505	} else {	547	} else {
…		…
549	reset_signals;	591	reset_signals;
550	&$cb	592	&$cb
551	}, @args;	593	}, @args;
552		594
553	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
554	}	607	}
555		608
556	=item $coin = coin_from_name $name	609	=item $coin = coin_from_name $name
557		610
558	=cut	611	=cut
…		…
724		777
725	#############################################################################	778	#############################################################################
726		779
727	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
728		781
729	Many objects in crossfire are so-called attachable objects. That means you can	782	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")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
732		785
733	In the following description, CLASS can be any of C<global>, C<object>	786	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	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
785		838
786	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
788		841
789	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
791		844
792	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
793		846
794	=over 4	847	=over 4
…		…
1085		1138
1086	sub reattach {	1139	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1141	my ($obj) = @_;
1089		1142
		1143	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1145
1092	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
1093		1147
1094	@$registry = ();	1148	@$registry = ();
1095		1149
…		…
1143	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1144		1198
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1200	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
1149	aio_close $fh;	1206	aio_close $fh;
1150		1207
1151	if (@$objs) {	1208	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1210	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1157	aio_close $fh;	1217	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1219	}
1160	} else {	1220	} else {
1161	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1162	}	1222	}
1163		1223
1164	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1228	} else {
1166	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1167	}	1230	}
1168	} else {	1231	} else {
1169	aio_unlink $filename;	1232	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1171	}	1234	}
…		…
1262	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1263		1326
1264	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1265	}	1328	}
1266		1329
		1330	use File::Glob ();
		1331
1267	cf::player->attach (	1332	cf::player->attach (
1268	on_command => sub {	1333	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1270		1335
1271	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1272	or return;	1337	or return;
1273		1338
…		…
1303		1368
1304	cf::override;	1369	cf::override;
1305	},	1370	},
1306	);	1371	);
1307		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1308	sub load_extensions {	1386	sub load_extensions {
1309	cf::sync_job {	1387	cf::sync_job {
1310	my %todo;	1388	my %todo;
1311		1389
1312	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1409
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1412
1335	$ext{source} =	1413	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1338	. $source	1416	. $source
1339	. "\n};\n1";	1417	. "\n};\n1";
1340		1418
1341	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1342	}	1420	}
1343		1421
		1422	my $pass = 0;
1344	my %done;	1423	my %done;
1345	while (%todo) {	1424	while (%todo) {
1346	my $progress;	1425	my $progress;
1347		1426
		1427	++$pass;
		1428
		1429	ext:
1348	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1432	next ext
1351	unless exists $done{$_};	1433	unless exists $done{$_};
1352	}	1434	}
1353		1435
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1437
1356	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1442
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1444	if exists $v->{meta}{mandatory};
1364		1445
1365	warn $msg;	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1447	delete $todo{$k};
		1448	} else {
		1449	$done{$k} = delete $todo{$k};
		1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1366	}	1455	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1456	}
1372		1457
1373	skip:	1458	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1376	}	1466	}
1377	};	1467	};
1378	}	1468	}
1379		1469
1380	#############################################################################	1470	#############################################################################
1381		1471
1382	=back	1472	=back
1383		1473
1384	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1385		1475
1386	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1387		1477
1388	=cut	1478	=cut
1389		1479
1390	package cf::player;	1480	package cf::player;
1391		1481
…		…
1434		1524
1435	sub exists($) {	1525	sub exists($) {
1436	my ($login) = @_;	1526	my ($login) = @_;
1437		1527
1438	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1440	}	1530	}
1441		1531
1442	sub find($) {	1532	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1534	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1465	}	1555	}
1466	}	1556	}
1467	}	1557	}
1468		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1469	sub save($) {	1572	sub save($) {
1470	my ($pl) = @_;	1573	my ($pl) = @_;
1471		1574
1472	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1473		1576
…		…
1478		1581
1479	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1481		1584
1482	cf::get_slot 0.01;	1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1589
1484	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1591	cf::cede_to_tick;
1486	}	1592	}
1487		1593
…		…
1519	my ($pl) = @_;	1625	my ($pl) = @_;
1520		1626
1521	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1522		1628
1523	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1631
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1530		1638
1531	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1587	\@logins	1695	\@logins
1588	}	1696	}
1589		1697
1590	=item $player->maps	1698	=item $player->maps
1591		1699
		1700	=item cf::player::maps $login
		1701
1592	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1593	player. May block.	1703	player. May block.
1594		1704
1595	=cut	1705	=cut
1596		1706
…		…
1613	}	1723	}
1614		1724
1615	\@paths	1725	\@paths
1616	}	1726	}
1617		1727
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1729
1620	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1731
1711	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1712		1733
1713	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1714		1735
…		…
1746		1767
1747	=cut	1768	=cut
1748		1769
1749	sub find_by_path($) {	1770	sub find_by_path($) {
1750	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1751		1774
1752	my ($match, $specificity);	1775	my ($match, $specificity);
1753		1776
1754	for my $region (list) {	1777	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1811
1789	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1813	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1819		1842
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1844	}
1822		1845
1823	# also paths starting with '/'	1846	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1848
1826	sub thawer_merge {	1849	sub thawer_merge {
1827	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1828		1851
1829	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1927		1950
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1930	}	1953	}
1931		1954
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1955	sub decay_objects {
1942	my ($self) = @_;	1956	my ($self) = @_;
1943		1957
1944	return if $self->{deny_reset};	1958	return if $self->{deny_reset};
1945		1959
…		…
2027	sub find {	2041	sub find {
2028	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
2029		2043
2030	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
2031		2045
2032	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2048
2035	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
2040	or return;	2051	or return;
2041		2052
2042	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
2043		2054
…		…
2045	or return;	2056	or return;
2046		2057
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
2050	undef $guard1;	2062	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2063	$map->reset;
2053	return find $path;	2064	return find $path;
2054	}	2065	}
2055		2066
2056	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
2057	}	2068	}
2058	}	2069	}
2059		2070
2060	sub pre_load { }	2071	sub pre_load { }
2061	sub post_load { }	2072	#sub post_load { } # XS
2062		2073
2063	sub load {	2074	sub load {
2064	my ($self) = @_;	2075	my ($self) = @_;
2065		2076
2066	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2095	$f->skip_block;
2085	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
2086	or return;	2097	or return;
2087		2098
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
2089	if delete $self->{load_original};	2100	if delete $self->{load_original};
2090		2101
2091	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2103	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2123	$self->decay_objects;
2113	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
2114	$self->update_buttons;	2125	$self->update_buttons;
2115	cf::cede_to_tick;	2126	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2127	$self->activate;
2119	}	2128	}
2120		2129
2121	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2134	}
2126		2135
2127	$self->post_load;	2136	$self->post_load;
2128	}	2137	}
2129		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2142	sub customise_for {
2131	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
2132		2144
2133	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2146	if $self->per_player;
…		…
2211	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2212		2224
2213	()	2225	()
2214	}	2226	}
2215		2227
		2228	# common code, used by both ->save and ->swapout
2216	sub save {	2229	sub _save {
2217	my ($self) = @_;	2230	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2231
2221	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2222		2233
2223	return unless $self->dirty;	2234	return unless $self->dirty;
2224		2235
…		…
2244	} else {	2255	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2257	}
2247	}	2258	}
2248		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2249	sub swap_out {	2268	sub swap_out {
2250	my ($self) = @_;	2269	my ($self) = @_;
2251		2270
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2272
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2273	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2274	return if $self->{deny_save};
		2275	return if $self->players;
2260		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
		2286	$self->clear;
		2287	}
		2288
		2289	sub reset_at {
		2290	my ($self) = @_;
		2291
		2292	# TODO: safety, remove and allow resettable per-player maps
		2293	return 1e99 if $self->{deny_reset};
		2294
		2295	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2296	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2297
		2298	$time + $to
		2299	}
		2300
		2301	sub should_reset {
		2302	my ($self) = @_;
		2303
		2304	$self->reset_at <= $cf::RUNTIME
		2305	}
		2306
		2307	sub reset {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	return if $self->players;
		2313
		2314	warn "resetting map ", $self->path, "\n";
		2315
		2316	$self->in_memory (cf::MAP_SWAPPED);
		2317
		2318	# need to save uniques path
		2319	unless ($self->{deny_save}) {
		2320	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2321
		2322	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2323	if $uniq;
		2324	}
		2325
		2326	delete $cf::MAP{$self->path};
2262		2327
2263	$self->deactivate;	2328	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2329	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2330	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2331
2311	$self->unlink_save;	2332	$self->unlink_save;
2312	$self->destroy;	2333	$self->destroy;
2313	}	2334	}
2314		2335
…		…
2322		2343
2323	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2324		2345
2325	$self->unlink_save;	2346	$self->unlink_save;
2326		2347
2327	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2353
…		…
2389	: normalise $_	2410	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2412	]
2392	}	2413	}
2393		2414
		2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
		2446
2394	=back	2447	=back
2395		2448
2396	=head3 cf::object	2449	=head3 cf::object
2397		2450
2398	=cut	2451	=cut
…		…
2463		2516
2464	our $SAY_CHANNEL = {	2517	our $SAY_CHANNEL = {
2465	id => "say",	2518	id => "say",
2466	title => "Map",	2519	title => "Map",
2467	reply => "say ",	2520	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2522	};
2470		2523
2471	our $CHAT_CHANNEL = {	2524	our $CHAT_CHANNEL = {
2472	id => "chat",	2525	id => "chat",
2473	title => "Chat",	2526	title => "Chat",
…		…
2528		2581
2529	=item $player_object->enter_link	2582	=item $player_object->enter_link
2530		2583
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2585
2533	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2535		2590
2536	Will never block.	2591	Will never block.
2537		2592
2538	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2539		2594
…		…
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2620
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2568		2623
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2625	}
2571		2626
2572	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2574		2629
…		…
2591	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2593		2648
2594	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2597		2652
2598	$map->load;	2653	$map->load;
2599	$map->load_neighbours;	2654	$map->load_neighbours;
2600		2655
2601	return unless $self->contr->active;	2656	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2657
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
		2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again
2606	}	2664	}
2607		2665
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2609		2667
2610	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2671	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2672	be called at the end of this process.
		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
2615		2676
2616	=cut	2677	=cut
2617		2678
2618	our $GOTOGEN;	2679	our $GOTOGEN;
2619		2680
…		…
2698	}	2759	}
2699		2760
2700	sub prepare_random_map {	2761	sub prepare_random_map {
2701	my ($exit) = @_;	2762	my ($exit) = @_;
2702		2763
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2764	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2765	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2766	# that depends on the exit object
2708		2767
2709	my $rmp = parse_random_map_params $exit->msg;	2768	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2770	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2771	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2772	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2773	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2774	$rmp->{origin_y} = $exit->y;
		2775
		2776	$exit->map->touch;
2716	}	2777	}
2717		2778
2718	$rmp->{random_seed} ||= $exit->random_seed;	2779	$rmp->{random_seed} ||= $exit->random_seed;
2719		2780
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2781	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2785	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2786	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2787	undef $fh;
2727	aio_rename "$meta~", $meta;	2788	aio_rename "$meta~", $meta;
2728		2789
		2790	my $slaying = "?random/$md5";
		2791
		2792	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2793	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2794	$exit->msg (undef);
		2795	}
2731	}	2796	}
2732	}	2797	}
2733		2798
2734	sub cf::object::player::enter_exit {	2799	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2800	my ($self, $exit) = @_;
2736		2801
2737	return unless $self->type == cf::PLAYER;	2802	return unless $self->type == cf::PLAYER;
2738		2803
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2804	$self->enter_link;
2751		2805
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2806	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2807	$Coro::current->{desc} = "enter_exit";
2758		2808
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2809	unless (eval {
		2810	$self->deactivate_recursive; # just to be sure
		2811
		2812	# random map handling
		2813	{
		2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2815
		2816	prepare_random_map $exit
		2817	if $exit->slaying eq "/!";
		2818	}
		2819
		2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2821	my $x = $exit->stats->hp;
		2822	my $y = $exit->stats->sp;
		2823
2761	$self->goto ($slaying, $hp, $sp);	2824	$self->goto ($map, $x, $y);
2762		2825
		2826	# if exit is damned, update players death & WoR home-position
		2827	$self->contr->savebed ($map, $x, $y)
		2828	if $exit->flag (cf::FLAG_DAMNED);
		2829
2763	1;	2830	1
2764	}) {	2831	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2836
2770	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2787	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2789		2856
2790	utf8::encode $text;	2857	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2792	}	2884	}
2793		2885
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2887
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2892
2801	=cut	2893	=cut
2802		2894
2803	# non-persistent channels (usually the info channel)	2895	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
2805	"c/identify" => {	2903	"c/identify" => {
2806	id => "infobox",	2904	id => "infobox",
2807	title => "Identify",	2905	title => "Identify",
2808	reply => undef,	2906	reply => undef,
2809	tooltip => "Items recently identified",	2907	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	2909	"c/examine" => {
2812	id => "infobox",	2910	id => "infobox",
2813	title => "Examine",	2911	title => "Examine",
2814	reply => undef,	2912	reply => undef,
2815	tooltip => "Signs and other items you examined",	2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
2816	},	2920	},
2817	"c/book" => {	2921	"c/book" => {
2818	id => "infobox",	2922	id => "infobox",
2819	title => "Book",	2923	title => "Book",
2820	reply => undef,	2924	reply => undef,
…		…
2836	id => "infobox",	2940	id => "infobox",
2837	title => "Body Parts",	2941	title => "Body Parts",
2838	reply => undef,	2942	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	2943	tooltip => "Shows which body parts you posess and are available",
2840	},	2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
2841	"c/uptime" => {	2981	"c/uptime" => {
2842	id => "infobox",	2982	id => "infobox",
2843	title => "Uptime",	2983	title => "Uptime",
2844	reply => undef,	2984	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	2985	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	2994	id => "party",
2855	title => "Party",	2995	title => "Party",
2856	reply => "gsay ",	2996	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	2997	tooltip => "Messages and chat related to your party",
2858	},	2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
2859	);	3007	);
2860		3008
2861	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2863		3011
2864	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2865		3014
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3016
2868	# check predefined channels, for the benefit of C	3017	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3018	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3019	$channel = $CHANNEL{$channel};
2871		3020
2872	$self->ext_msg (channel_info => $channel)	3021	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3022	$channel = $channel->{id};
2876		3023
2877	} elsif (ref $channel) {	3024	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3028	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3029	}
2884		3030
2885	$channel = $channel->{id};	3031	$channel = $channel->{id};
2886	}	3032	}
2887		3033
2888	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2889		3035
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3036	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3038	if $color & cf::NDI_DEF;
2894		3039
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3040	my $pkt = "msg "
		3041	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3043	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		3044
2909	$color &= cf::NDI_COLOR_MASK;	3045	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	3046	}
2923		3047
2924	=item $client->ext_msg ($type, @msg)	3048	=item $client->ext_msg ($type, @msg)
2925		3049
2926	Sends an ext event to the client.	3050	Sends an ext event to the client.
…		…
2929		3053
2930	sub cf::client::ext_msg($$@) {	3054	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3055	my ($self, $type, @msg) = @_;
2932		3056
2933	if ($self->extcmd == 2) {	3057	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3059	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3060	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3062	}
2939	}	3063	}
2940		3064
2941	=item $client->ext_reply ($msgid, @msg)	3065	=item $client->ext_reply ($msgid, @msg)
2942		3066
…		…
2946		3070
2947	sub cf::client::ext_reply($$@) {	3071	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3072	my ($self, $id, @msg) = @_;
2949		3073
2950	if ($self->extcmd == 2) {	3074	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3076	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3077	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3078	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3080	}
2957	}	3081	}
2958		3082
2959	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2960		3084
…		…
3061		3185
3062	$coro	3186	$coro
3063	}	3187	}
3064		3188
3065	cf::client->attach (	3189	cf::client->attach (
3066	on_destroy => sub {	3190	on_client_destroy => sub {
3067	my ($ns) = @_;	3191	my ($ns) = @_;
3068		3192
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3194	},
3071	);	3195	);
…		…
3087	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
3088		3212
3089	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
3090		3214
3091	$safe->permit_only (Opcode::opset qw(	3215	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3216	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3217	grepstart grepwhile mapstart mapwhile
3094	sort time	3218	sort time
3095	));	3219	));
3096		3220
3097	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
3102		3226
3103	cf::object	3227	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3228	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3229	insert remove name archname title slaying race decrease split
		3230	value
3106		3231
3107	cf::object::player	3232	cf::object::player
3108	player	3233	player
3109		3234
3110	cf::player	3235	cf::player
…		…
3115		3240
3116	=cut	3241	=cut
3117		3242
3118	for (	3243	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3245	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3246	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
3125	) {	3250	) {
3126	no strict 'refs';	3251	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3146		3271
3147	my $qcode = $code;	3272	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
3150		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
3151	local $_;	3279	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3280
3154	my $eval =	3281	my $eval =
3155	"do {\n"	3282	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3285	. $code
3159	. "\n}"	3286	. "\n}"
3160	;	3287	;
3161		3288
		3289	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
3165		3298
3166	if ($@) {	3299	if ($@) {
3167	warn "$@";	3300	warn "$@";
3168	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
3169	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3188	=cut	3321	=cut
3189		3322
3190	sub register_script_function {	3323	sub register_script_function {
3191	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
3192		3325
3193	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
3195	}	3328	}
3196		3329
3197	=back	3330	=back
3198		3331
3199	=cut	3332	=cut
…		…
3220		3353
3221	$facedata->{version} == 2	3354	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3356
3224	# patch in the exptable	3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3359	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3360	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
3228	};	3363	};
3229	cf::cede_to_tick;	3364	cf::cede_to_tick;
3230		3365
3231	{	3366	{
3232	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3371
3237	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3241		3376
3242	cf::cede_to_tick;	3377	cf::cede_to_tick;
3243	}	3378	}
3244		3379
3245	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
…		…
3269		3404
3270	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
3271	}	3406	}
3272		3407
3273	{	3408	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
3277		3410
3278	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3412	if (defined $info->{type}) {
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3414
3283	if ($info->{type} & 1) {	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3416	cf::face::set_type $idx, $info->{type};
3298	} else {	3417	} else {
3299	$RESOURCE{$name} = $info;	3418	$RESOURCE{$name} = $info;
3300	}	3419	}
3301		3420
…		…
3384	reload_treasures;	3503	reload_treasures;
3385		3504
3386	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
3387	}	3506	}
3388		3507
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}
3394
3395	sub reload_config {	3508	sub reload_config {
		3509	warn "reloading config file...\n";
		3510
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
3397	or return;	3512	or return;
3398		3513
3399	local $/;	3514	local $/;
3400	*CFG = YAML::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
3401		3516
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3403		3518
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3410	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
3411	};	3526	};
3412	warn $@ if $@;	3527	warn $@ if $@;
3413	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3559	}
3415		3560
3416	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
3417	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3574	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3576	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
3424	};	3578	};
3425		3579
3426	{	3580	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
3428	reload_config;	3592	reload_config;
3429	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
3430	load_extensions;	3603	load_extensions;
3431		3604
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3605	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
3434	}	3612	};
3435		3613
3436	EV::loop;	3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
3437	}	3618	}
3438		3619
3439	#############################################################################	3620	#############################################################################
3440	# initialisation and cleanup	3621	# initialisation and cleanup
3441		3622
3442	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
3443	BEGIN {	3624	BEGIN {
3444	our %SIGWATCHER = ();	3625	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
3448	};	3629	};
3449	}	3630	}
3450	}	3631	}
3451		3632
3452	sub write_runtime_sync {	3633	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
3454		3635
3455	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
3457		3638
3458	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3640
3460	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
3461		3642
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3644	or return;
3464		3645
3465	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
3478		3659
3479	close $fh	3660	close $fh
3480	or return;	3661	or return;
3481		3662
3482	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3664	and return;
3484		3665
3485	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3667
3487	1	3668	1
3488	}	3669	}
3489		3670
3490	our $uuid_lock;	3671	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3680	my $uuid = "$LOCALDIR/uuid";
3500		3681
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3683	or return;
3503		3684
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3693	$uuid_skip = 0;
3506		3694
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3696	and return;
3509		3697
…		…
3531	}	3719	}
3532		3720
3533	sub emergency_save() {	3721	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
3535		3723
3536	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
3537		3725
3538	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
3539	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3738	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3740	$pl->save;
3548	}	3741	}
3549	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
3550		3743
3551	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3747	$map->valid or next;
3555	$map->save;	3748	$map->save;
3556	}	3749	}
3557	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
3558		3751
3559	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
3562		3755
3563	warn "begin write uuid\n";	3756	warn "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3757	write_uuid_sync 1;
3565	warn "end write uuid\n";	3758	warn "emergency_perl_save: end write uuid\n";
3566	};	3759	};
3567		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
3568	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
3569	}	3767	}
3570		3768
3571	sub post_cleanup {	3769	sub post_cleanup {
3572	my ($make_core) = @_;	3770	my ($make_core) = @_;
3573		3771
3574	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
3576	}	3802	}
3577		3803
3578	sub do_reload_perl() {	3804	sub do_reload_perl() {
3579	# can/must only be called in main	3805	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
3581	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
3582	return;	3808	return;
3583	}	3809	}
3584		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
3585	warn "reloading...";	3816	warn "reloading...";
3586		3817
3587	warn "entering sync_job";	3818	warn "entering sync_job";
3588		3819
3589	cf::sync_job {	3820	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3822	cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
3593		3824
3594	warn "syncing database to disk";	3825	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3596		3827
3597	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
3598		3829
3599	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
3605	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();
3613
3614	warn "removing commands";
3615	%COMMAND = ();
3616
3617	warn "removing ext/exti commands";
3618	%EXTCMD = ();
3619	%EXTICMD = ();
3620
3621	warn "unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";
3624
3625	if (my $cb = $pkg->can ("unload")) {
3626	eval {
3627	$cb->($pkg);
3628	1
3629	} or warn "$pkg unloaded, but with errors: $@";
3630	}	3833	}
3631		3834
3632	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
3633	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
3634	}	3837	%EXT_CORO = ();
3635		3838
3636	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
3637	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
3640	warn "... unloading $k";	3848	warn "... unloading $pkg";
3641	delete $INC{$k};
3642		3849
3643	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;
3645
3646	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3647	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3648	}	3859	}
3649		3860
3650	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3651	}	3876	}
3652		3877
3653	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3881
3657	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3885
3661	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3887	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3664		3889
3665	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3666		3891
3667	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3668	require cf;	3893	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3670		3895
3671	warn "loading config and database again";	3896	warn "loading config and database again";
3672	cf::reload_config;	3897	cf::reload_config;
3673		3898
3674	warn "loading extensions";	3899	warn "loading extensions";
3675	cf::load_extensions;	3900	cf::load_extensions;
3676		3901
		3902	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3683		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3684	warn "leaving sync_job";	3914	warn "leaving sync_job";
3685		3915
3686	1	3916	1
3687	} or do {	3917	} or do {
3688	warn $@;	3918	warn $@;
3689	cf::cleanup "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3690	};	3920	};
3691		3921
3692	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3693	};	3928	};
3694		3929
3695	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3696		3931
3697	sub reload_perl() {	3932	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3700		3935
		3936	$RELOAD_WATCHER ||= cf::async {
		3937	Coro::AIO::aio_wait cache_extensions;
		3938
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	3940	do_reload_perl;
3703	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
		3942	};
3704	};	3943	};
3705	}	3944	}
3706		3945
3707	register_command "reload" => sub {	3946	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
…		…
3722		3961
3723	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3725		3964
3726	sub wait_for_tick {	3965	sub wait_for_tick {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		3967
3729	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	3970	$signal->wait;
3732	}	3971	}
3733		3972
3734	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3975
3737	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	3978	$signal->wait;
3740	}	3979	}
…		…
3745	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3746	return;	3985	return;
3747	}	3986	}
3748		3987
3749	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
		3989
		3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3750		3991
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	3994	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	3995	$Coro::current->{desc} = "runtime saver";
…		…
3777	}	4018	}
3778		4019
3779	{	4020	{
3780	# configure BDB	4021	# configure BDB
3781		4022
3782	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4024	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4025	$AnyEvent::BDB::WATCHER->priority (1);
3785		4026
3786	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4034
3793	cf::sync_job {	4035	cf::sync_job {
3794	eval {	4036	eval {
…		…
3820	{	4062	{
3821	# configure IO::AIO	4063	# configure IO::AIO
3822		4064
3823	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4067	undef $AnyEvent::AIO::WATCHER;
3826	}	4068	}
3827		4069
3828	my $_log_backtrace;	4070	my $_log_backtrace;
3829		4071
3830	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3833	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3834		4076
3835	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3837	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3838	async {	4081	async {
3839	$Coro::current->{desc} = "abt $msg";	4082	$Coro::current->{desc} = "abt $msg";
3840		4083
3841	my @bt = fork_call {	4084	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4096	}
3854		4097
3855	@funcs	4098	@funcs
3856	};	4099	};
3857		4100
3858	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4104	--$_log_backtrace;
3861	};	4105	};
3862	} else {	4106	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3865	}	4109	}
3866	}	4110	}
3867		4111
3868	# load additional modules	4112	# load additional modules
3869	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3870		4115
3871	END { cf::emergency_save }	4116	END { cf::emergency_save }
3872		4117
3873	1	4118	1
3874		4119

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