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Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC vs.
Revision 1.524 by root, Sun Apr 18 07:08:07 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
…		…
2459	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2460	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2461		2514
2462	=cut	2515	=cut
2463		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
		2530
2464	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2465	# with dialog boxes.	2532	# with dialog boxes.
2466	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2467	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
2468	my ($self, $npc, $msg, $flags) = @_;	2535	my ($self, $npc, $msg, $flags) = @_;
…		…
2479	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2481		2548
2482	} else {	2549	} else {
2483	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2484	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2485	}	2552	}
2486	}	2553	}
2487	}	2554	}
2488		2555
2489	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2514		2581
2515	=item $player_object->enter_link	2582	=item $player_object->enter_link
2516		2583
2517	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}>).
2518		2585
2519	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.
2520	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.
2521		2590
2522	Will never block.	2591	Will never block.
2523		2592
2524	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2525		2594
…		…
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2620
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2554		2623
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2625	}
2557		2626
2558	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2560		2629
…		…
2577	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2579		2648
2580	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2583		2652
2584	$map->load;	2653	$map->load;
2585	$map->load_neighbours;	2654	$map->load_neighbours;
2586		2655
2587	return unless $self->contr->active;	2656	return unless $self->contr->active;
2588	$self->activate_recursive;
2589		2657
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2592	}	2663	}
2593		2664
2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2595		2666
2596	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2597	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2598	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2599	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2600	be called at the end of this process.	2671	be called at the end of this process.
		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
2601		2675
2602	=cut	2676	=cut
2603		2677
2604	our $GOTOGEN;	2678	our $GOTOGEN;
2605		2679
…		…
2684	}	2758	}
2685		2759
2686	sub prepare_random_map {	2760	sub prepare_random_map {
2687	my ($exit) = @_;	2761	my ($exit) = @_;
2688		2762
2689	my $guard = cf::lock_acquire "exit_prepare:$exit";
2690
2691	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2692	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2693	# that depends on the exit object	2765	# that depends on the exit object
2694		2766
2695	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2697	if ($exit->map) {	2769	if ($exit->map) {
2698	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2699	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2700	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2701	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2702	}	2776	}
2703		2777
2704	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2705		2779
2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2711	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2712	undef $fh;	2786	undef $fh;
2713	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2714		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2715	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2716	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2717	}	2795	}
2718	}	2796	}
2719		2797
2720	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2721	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2722		2800
2723	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2724		2802
2725	if ($exit->slaying eq "/!") {
2726	#TODO: this should de-fi-ni-te-ly not be a sync-job
2727	# the problem is that $exit might not survive long enough
2728	# so it needs to be done right now, right here
2729	cf::sync_job { prepare_random_map $exit };
2730	}
2731
2732	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2733	my $hp = $exit->stats->hp;
2734	my $sp = $exit->stats->sp;
2735
2736	$self->enter_link;	2803	$self->enter_link;
2737		2804
2738	# if exit is damned, update players death & WoR home-position
2739	$self->contr->savebed ($slaying, $hp, $sp)
2740	if $exit->flag (FLAG_DAMNED);
2741
2742	(async {	2805	(async {
2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2806	$Coro::current->{desc} = "enter_exit";
2744		2807
2745	$self->deactivate_recursive; # just to be sure
2746	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2747	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2748		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2749	1;	2829	1
2750	}) {	2830	}) {
2751	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2752	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2753	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2754	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2755		2835
2756	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2773	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2774	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2775		2855
2776	utf8::encode $text;	2856	utf8::encode $text;
2777	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2778	}	2883	}
2779		2884
2780	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2781		2886
2782	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2786		2891
2787	=cut	2892	=cut
2788		2893
2789	# non-persistent channels (usually the info channel)	2894	# non-persistent channels (usually the info channel)
2790	our %CHANNEL = (	2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
2791	"c/identify" => {	2902	"c/identify" => {
2792	id => "infobox",	2903	id => "infobox",
2793	title => "Identify",	2904	title => "Identify",
2794	reply => undef,	2905	reply => undef,
2795	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
…		…
2797	"c/examine" => {	2908	"c/examine" => {
2798	id => "infobox",	2909	id => "infobox",
2799	title => "Examine",	2910	title => "Examine",
2800	reply => undef,	2911	reply => undef,
2801	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
2802	},	2919	},
2803	"c/book" => {	2920	"c/book" => {
2804	id => "infobox",	2921	id => "infobox",
2805	title => "Book",	2922	title => "Book",
2806	reply => undef,	2923	reply => undef,
…		…
2822	id => "infobox",	2939	id => "infobox",
2823	title => "Body Parts",	2940	title => "Body Parts",
2824	reply => undef,	2941	reply => undef,
2825	tooltip => "Shows which body parts you posess and are available",	2942	tooltip => "Shows which body parts you posess and are available",
2826	},	2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
2827	"c/uptime" => {	2980	"c/uptime" => {
2828	id => "infobox",	2981	id => "infobox",
2829	title => "Uptime",	2982	title => "Uptime",
2830	reply => undef,	2983	reply => undef,
2831	tooltip => "How long the server has been running since last restart",	2984	tooltip => "How long the server has been running since last restart",
…		…
2840	id => "party",	2993	id => "party",
2841	title => "Party",	2994	title => "Party",
2842	reply => "gsay ",	2995	reply => "gsay ",
2843	tooltip => "Messages and chat related to your party",	2996	tooltip => "Messages and chat related to your party",
2844	},	2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
2845	);	3006	);
2846		3007
2847	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2848	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2849		3010
2850	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2851		3013
2852	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2853		3015
2854	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2855	if ($CHANNEL{$channel}) {	3017	if ($CHANNEL{$channel}) {
2856	$channel = $CHANNEL{$channel};	3018	$channel = $CHANNEL{$channel};
2857		3019
2858	$self->ext_msg (channel_info => $channel)	3020	$self->ext_msg (channel_info => $channel);
2859	if $self->can_msg;
2860
2861	$channel = $channel->{id};	3021	$channel = $channel->{id};
2862		3022
2863	} elsif (ref $channel) {	3023	} elsif (ref $channel) {
2864	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2865	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2866	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2867	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2868	if $self->can_msg;
2869	}	3028	}
2870		3029
2871	$channel = $channel->{id};	3030	$channel = $channel->{id};
2872	}	3031	}
2873		3032
2874	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2875		3034
2876	if ($self->can_msg) {
2877	# default colour, mask it out	3035	# default colour, mask it out
2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2879	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2880		3038
2881	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2883	} else {	3042	);
2884	if ($color >= 0) {
2885	# replace some tags by gcfclient-compatible ones
2886	for ($msg) {
2887	1 while
2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2893	}
2894		3043
2895	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2896
2897	utf8::encode $msg;
2898
2899	if (0 && $msg =~ /\[/) {
2900	# COMMAND/INFO
2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2902	} else {
2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2904	$self->send_packet ("drawinfo $color $msg")
2905	}
2906	}
2907	}
2908	}	3045	}
2909		3046
2910	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2911		3048
2912	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2915		3052
2916	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2917	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2918		3055
2919	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2921	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2922	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2924	}	3061	}
2925	}	3062	}
2926		3063
2927	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2928		3065
…		…
2932		3069
2933	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2934	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2935		3072
2936	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2938	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2939	#TODO: version 1, remove	3076	#TODO: version 1, remove
2940	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2942	}	3079	}
2943	}	3080	}
2944		3081
2945	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2946		3083
…		…
3047		3184
3048	$coro	3185	$coro
3049	}	3186	}
3050		3187
3051	cf::client->attach (	3188	cf::client->attach (
3052	on_destroy => sub {	3189	on_client_destroy => sub {
3053	my ($ns) = @_;	3190	my ($ns) = @_;
3054		3191
3055	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3056	},	3193	},
3057	);	3194	);
…		…
3073	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
3074		3211
3075	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
3076		3213
3077	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
3078	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
3079	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
3080	sort time	3217	sort time
3081	));	3218	));
3082		3219
3083	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
3087	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
3088		3225
3089	cf::object	3226	cf::object
3090	contr pay_amount pay_player map x y force_find force_add destroy	3227	contr pay_amount pay_player map x y force_find force_add destroy
3091	insert remove name archname title slaying race decrease split	3228	insert remove name archname title slaying race decrease split
		3229	value
3092		3230
3093	cf::object::player	3231	cf::object::player
3094	player	3232	player
3095		3233
3096	cf::player	3234	cf::player
…		…
3101		3239
3102	=cut	3240	=cut
3103		3241
3104	for (	3242	for (
3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3106	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
3107	decrease split destroy)],	3245	decrease split destroy change_exp value msg lore send_msg)],
3108	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
3109	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
3110	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
3111	) {	3249	) {
3112	no strict 'refs';	3250	no strict 'refs';
3113	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
3114	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3132		3270
3133	my $qcode = $code;	3271	my $qcode = $code;
3134	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3135	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
3136		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
3137	local $_;	3278	local $_;
3138	local @safe::cf::_safe_eval_args = values %vars;
3139		3279
3140	my $eval =	3280	my $eval =
3141	"do {\n"	3281	"do {\n"
3142	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3143	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
3144	. $code	3284	. $code
3145	. "\n}"	3285	. "\n}"
3146	;	3286	;
3147		3287
		3288	if ($CFG{safe_eval}) {
3148	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
3149	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3150	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
3151		3297
3152	if ($@) {	3298	if ($@) {
3153	warn "$@";	3299	warn "$@";
3154	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
3155	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3174	=cut	3320	=cut
3175		3321
3176	sub register_script_function {	3322	sub register_script_function {
3177	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
3178		3324
3179	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
3180	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
3181	}	3327	}
3182		3328
3183	=back	3329	=back
3184		3330
3185	=cut	3331	=cut
…		…
3206		3352
3207	$facedata->{version} == 2	3353	$facedata->{version} == 2
3208	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
3209		3355
3210	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3211	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
3212	type => FT_RSRC,	3359	type => FT_RSRC,
3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
3214	};	3362	};
3215	cf::cede_to_tick;	3363	cf::cede_to_tick;
3216		3364
3217	{	3365	{
3218	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
…		…
3220	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3222		3370
3223	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
3224	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3227		3375
3228	cf::cede_to_tick;	3376	cf::cede_to_tick;
3229	}	3377	}
3230		3378
3231	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
…		…
3255		3403
3256	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3257	}	3405	}
3258		3406
3259	{	3407	{
3260	# TODO: for gcfclient pleasure, we should give resources
3261	# that gcfclient doesn't grok a >10000 face index.
3262	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3263		3409
3264	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
3265	if (defined $info->{type}) {	3411	if (defined $info->{type}) {
3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3267	my $data;
3268		3413
3269	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3270	# prepend meta info
3271
3272	my $meta = $enc->encode ({
3273	name => $name,
3274	%{ $info->{meta} || {} },
3275	});
3276
3277	$data = pack "(w/a*)*", $meta, $info->{data};
3278	} else {
3279	$data = $info->{data};
3280	}
3281
3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3283	cf::face::set_type $idx, $info->{type};	3415	cf::face::set_type $idx, $info->{type};
3284	} else {	3416	} else {
3285	$RESOURCE{$name} = $info;	3417	$RESOURCE{$name} = $info;
3286	}	3418	}
3287		3419
…		…
3370	reload_treasures;	3502	reload_treasures;
3371		3503
3372	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3373	}	3505	}
3374		3506
3375	sub init {
3376	my $guard = freeze_mainloop;
3377
3378	reload_resources;
3379	}
3380
3381	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3382	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3383	or return;	3511	or return;
3384		3512
3385	local $/;	3513	local $/;
3386	*CFG = YAML::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3387		3515
3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3389		3517
3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3395	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3396	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3397	};	3525	};
3398	warn $@ if $@;	3526	warn $@ if $@;
3399	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3400	}	3558	}
3401		3559
3402	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3403	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3573	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3575	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3410	};	3577	};
3411		3578
3412	{	3579	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
3414	reload_config;	3591	reload_config;
3415	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
3416	load_extensions;	3602	load_extensions;
3417		3603
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3604	utime time, time, $RUNTIMEFILE;
3419	evthread_start IO::AIO::poll_fileno;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
3420	}	3611	};
3421		3612
3422	EV::loop;	3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3423	}	3617	}
3424		3618
3425	#############################################################################	3619	#############################################################################
3426	# initialisation and cleanup	3620	# initialisation and cleanup
3427		3621
3428	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3429	BEGIN {	3623	BEGIN {
3430	our %SIGWATCHER = ();	3624	our %SIGWATCHER = ();
3431	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3433	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3434	};	3628	};
3435	}	3629	}
3436	}	3630	}
3437		3631
3438	sub write_runtime_sync {	3632	sub write_runtime_sync {
3439	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3440		3634
3441	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3442	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3443		3637
3444	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3445		3639
3446	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3447		3641
3448	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3449	or return;	3643	or return;
3450		3644
3451	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3452	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3453	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3463	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3464		3658
3465	close $fh	3659	close $fh
3466	or return;	3660	or return;
3467		3661
3468	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3469	and return;	3663	and return;
3470		3664
3471	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3472		3666
3473	1	3667	1
3474	}	3668	}
3475		3669
3476	our $uuid_lock;	3670	our $uuid_lock;
…		…
3485	my $uuid = "$LOCALDIR/uuid";	3679	my $uuid = "$LOCALDIR/uuid";
3486		3680
3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488	or return;	3682	or return;
3489		3683
3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
3491	$uuid_skip = 0;	3692	$uuid_skip = 0;
3492		3693
3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3494	and return;	3695	and return;
3495		3696
…		…
3517	}	3718	}
3518		3719
3519	sub emergency_save() {	3720	sub emergency_save() {
3520	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3521		3722
3522	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3523		3724
3524	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3525	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3526	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3527	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3528	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3529	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3530	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3531	$pl->valid or next;	3737	$pl->valid or next;
3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3533	$pl->save;	3739	$pl->save;
3534	}	3740	}
3535	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3536		3742
3537	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3538	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3539	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3540	$map->valid or next;	3746	$map->valid or next;
3541	$map->save;	3747	$map->save;
3542	}	3748	}
3543	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3544		3750
3545	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3546	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3547	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
3548		3754
3549	warn "begin write uuid\n";	3755	warn "emergency_perl_save: begin write uuid\n";
3550	write_uuid_sync 1;	3756	write_uuid_sync 1;
3551	warn "end write uuid\n";	3757	warn "emergency_perl_save: end write uuid\n";
3552	};	3758	};
3553		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3554	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3555	}	3766	}
3556		3767
3557	sub post_cleanup {	3768	sub post_cleanup {
3558	my ($make_core) = @_;	3769	my ($make_core) = @_;
3559		3770
3560	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3561	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3562	}	3801	}
3563		3802
3564	sub do_reload_perl() {	3803	sub do_reload_perl() {
3565	# can/must only be called in main	3804	# can/must only be called in main
3566	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3567	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3568	return;	3807	return;
3569	}	3808	}
3570		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3571	warn "reloading...";	3815	warn "reloading...";
3572		3816
3573	warn "entering sync_job";	3817	warn "entering sync_job";
3574		3818
3575	cf::sync_job {	3819	cf::sync_job {
3576	cf::write_runtime_sync; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3577	cf::emergency_save;	3821	cf::emergency_save;
3578	cf::write_runtime_sync; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3579		3823
3580	warn "syncing database to disk";	3824	warn "syncing database to disk";
3581	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3582		3826
3583	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3584		3828
3585	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3586	for (;;) {
3587	BDB::flush;
3588	IO::AIO::flush;
3589	Coro::cede_notself;
3590	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3591	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3592	}
3593
3594	++$RELOAD;
3595
3596	warn "cancelling all extension coros";
3597	$_->cancel for values %EXT_CORO;
3598	%EXT_CORO = ();
3599
3600	warn "removing commands";
3601	%COMMAND = ();
3602
3603	warn "removing ext/exti commands";
3604	%EXTCMD = ();
3605	%EXTICMD = ();
3606
3607	warn "unloading/nuking all extensions";
3608	for my $pkg (@EXTS) {
3609	warn "... unloading $pkg";
3610
3611	if (my $cb = $pkg->can ("unload")) {
3612	eval {
3613	$cb->($pkg);
3614	1
3615	} or warn "$pkg unloaded, but with errors: $@";
3616	}	3832	}
3617		3833
3618	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3619	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3620	}	3836	%EXT_CORO = ();
3621		3837
3622	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3623	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3624	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3625		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3626	warn "... unloading $k";	3847	warn "... unloading $pkg";
3627	delete $INC{$k};
3628		3848
3629	$k =~ s/\.pm$//;
3630	$k =~ s/\//::/g;
3631
3632	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3633	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3634	}	3858	}
3635		3859
3636	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3637	}	3875	}
3638		3876
3639	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3640	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3641	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3642		3880
3643	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3644	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3645	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3646		3884
3647	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3648	# and global variables created in xs	3886	# and global variables created in xs
3649	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3650		3888
3651	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3652		3890
3653	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3654	require cf;	3892	require cf;
3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3656		3894
3657	warn "loading config and database again";	3895	warn "loading config and database again";
3658	cf::reload_config;	3896	cf::reload_config;
3659		3897
3660	warn "loading extensions";	3898	warn "loading extensions";
3661	cf::load_extensions;	3899	cf::load_extensions;
3662		3900
		3901	if ($REATTACH_ON_RELOAD) {
3663	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3664	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3665	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3666	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3667	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3668	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3669		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3670	warn "leaving sync_job";	3913	warn "leaving sync_job";
3671		3914
3672	1	3915	1
3673	} or do {	3916	} or do {
3674	warn $@;	3917	warn $@;
3675	cf::cleanup "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3676	};	3919	};
3677		3920
3678	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3679	};	3927	};
3680		3928
3681	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3682		3930
3683	sub reload_perl() {	3931	sub reload_perl() {
3684	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3685	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3686		3934
		3935	$RELOAD_WATCHER ||= cf::async {
		3936	Coro::AIO::aio_wait cache_extensions;
		3937
3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3688	do_reload_perl;	3939	do_reload_perl;
3689	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
		3941	};
3690	};	3942	};
3691	}	3943	}
3692		3944
3693	register_command "reload" => sub {	3945	register_command "reload" => sub {
3694	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
…		…
3708		3960
3709	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3710	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3711		3963
3712	sub wait_for_tick {	3964	sub wait_for_tick {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3714		3966
3715	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3717	$signal->wait;	3969	$signal->wait;
3718	}	3970	}
3719		3971
3720	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3721	return if tick_inhibit || $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3722		3974
3723	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3724	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3725	$signal->wait;	3977	$signal->wait;
3726	}	3978	}
…		…
3731	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3732	return;	3984	return;
3733	}	3985	}
3734		3986
3735	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
		3988
		3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3736		3990
3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3739	Coro::async_pool {	3993	Coro::async_pool {
3740	$Coro::current->{desc} = "runtime saver";	3994	$Coro::current->{desc} = "runtime saver";
…		…
3763	}	4017	}
3764		4018
3765	{	4019	{
3766	# configure BDB	4020	# configure BDB
3767		4021
3768	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3769	BDB::max_poll_reqs $TICK * 0.1;	4023	BDB::max_poll_reqs $TICK * 0.1;
3770	$Coro::BDB::WATCHER->priority (1);	4024	$AnyEvent::BDB::WATCHER->priority (1);
3771		4025
3772	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3773	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3775	| BDB::LOG_AUTOREMOVE, 1);	4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3778		4033
3779	cf::sync_job {	4034	cf::sync_job {
3780	eval {	4035	eval {
…		…
3806	{	4061	{
3807	# configure IO::AIO	4062	# configure IO::AIO
3808		4063
3809	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3810	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3811	$Coro::AIO::WATCHER->priority (1);	4066	undef $AnyEvent::AIO::WATCHER;
3812	}	4067	}
3813		4068
3814	my $_log_backtrace;	4069	my $_log_backtrace;
3815		4070
3816	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3819	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3820		4075
3821	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3822	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3823	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3824	async {	4080	async {
3825	$Coro::current->{desc} = "abt $msg";	4081	$Coro::current->{desc} = "abt $msg";
3826		4082
3827	my @bt = fork_call {	4083	my @bt = fork_call {
3828	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
…		…
3839	}	4095	}
3840		4096
3841	@funcs	4097	@funcs
3842	};	4098	};
3843		4099
3844	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3845	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3846	--$_log_backtrace;	4103	--$_log_backtrace;
3847	};	4104	};
3848	} else {	4105	} else {
3849	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3850	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3851	}	4108	}
3852	}	4109	}
3853		4110
3854	# load additional modules	4111	# load additional modules
3855	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3856		4114
3857	END { cf::emergency_save }	4115	END { cf::emergency_save }
3858		4116
3859	1	4117	1
3860		4118

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