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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	231	$msg .= "\n"
188	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
189		233
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		235
192	utf8::encode $msg;
193	LOG llevError, $msg;	236	LOG llevError, $msg;
194	};	237	};
195	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
196		254
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	265	for my $pkg (qw(
208	cf::global cf::attachable	266	cf::global cf::attachable
209	cf::object cf::object::player	267	cf::object cf::object::player
210	cf::client cf::player	268	cf::client cf::player
211	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
212	cf::map cf::party cf::region	271	cf::party cf::region
213	)) {	272	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	274	}
217		275
218	$Event::DIED = sub {	276	$EV::DIED = sub {
219	warn "error in event callback: @_";	277	warn "error in event callback: @_";
220	};	278	};
221		279
222	#############################################################################	280	#############################################################################
223		281
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	305	$d
248	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
249	}	307	}
250		308
251	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
252		310
253	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
254		312
255	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
256		314
257	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
258		316
259	=cut	317	=cut
260		318
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		320
263	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
265		337
266	=item cf::lock_wait $string	338	=item cf::lock_wait $string
267		339
268	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
269		341
270	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
271		343
272	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
275	returned.	347	returned.
276		348
		349	Locks are *not* recursive, locking from the same coro twice results in a
		350	deadlocked coro.
		351
277	Lock names should begin with a unique identifier (for example, cf::map::find	352	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	353	uses map_find and cf::map::load uses map_load).
279		354
280	=item $locked = cf::lock_active $string	355	=item $locked = cf::lock_active $string
281		356
282	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
283		358
284	=cut	359	=cut
285		360
286	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
287		362
288	sub lock_wait($) {	363	sub lock_wait($) {
289	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	365	}
297		366
298	sub lock_acquire($) {	367	sub lock_acquire($) {
299	my ($key) = @_;	368	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	369	}
311		370
312	sub lock_active($) {	371	sub lock_active($) {
313	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	373	}
317		374
318	sub freeze_mainloop {	375	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
320		377
321	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	379	}
323	};	380
324	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
325	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
326	}	394	}
327		395
328	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
329		397
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
343		411
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
346	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
347		417
348	while () {	418	while () {
349	next_job:	419	next_job:
350	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
358	}	428	}
359	}	429	}
360	}	430	}
361		431
362	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	435	$signal->wait;
366	} else {	436	} else {
367	Coro::schedule;	437	Coro::schedule;
368	}	438	}
369	}	439	}
370	};	440	};
371		441
372	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
373	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
374		446
375	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
377		449
…		…
391		463
392	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
393		465
394	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
395		467
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	471	acceptable.
400		472
401	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		479
408	sub sync_job(&) {	480	sub sync_job(&) {
409	my ($job) = @_;	481	my ($job) = @_;
410		482
411	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	484	my $time = EV::time;
413		485
414	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
416		488
417	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	490
419	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
420		492
421	my $busy = 1;	493	my $busy = 1;
422	my @res;	494	my @res;
423		495
424	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	498	@res = eval { $job->() };
426	warn $@ if $@;	499	warn $@ if $@;
427	undef $busy;	500	undef $busy;
428	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
429		502
430	while ($busy) {	503	while ($busy) {
431	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
432	}	508	}
		509	}
433		510
434	$time = Event::time - $time;	511	my $time = EV::time - $time;
435		512
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
440		514
441	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
442	} else {	516	} else {
443	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
444		518
…		…
469	=item fork_call { }, $args	543	=item fork_call { }, $args
470		544
471	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
475		549
476	=cut	550	=cut
477		551
478	sub fork_call(&@) {	552	sub fork_call(&@) {
479	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
480		554
481	# we seemingly have to make a local copy of the whole thing,	555	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	556	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	557	# TODO: investigate and fix (likely this will be rather laborious)
484		558
485	my @res = Coro::Util::fork_eval {	559	my @res = Coro::Util::fork_eval {
486	reset_signals;	560	reset_signals;
487	&$cb	561	&$cb
488	}, @args;	562	}, @args;
489		563
490	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
491	}	565	}
492		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
		592	}
		593
493	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
494		595
495	Returns a single value from the environment database.	596	Returns a single value from the environment database.
496		597
497	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
498		599
499	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
502	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
503		626
504	our $DB;	627	our $DB;
505		628
506	sub db_init {	629	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	630	cf::sync_job {
511	eval {	631	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	632	};
521	}	633	}
522		634
523	sub db_get($$) {	635	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
525		637
…		…
575	if (1) {	687	if (1) {
576	$md5 =	688	$md5 =
577	join "\x00",	689	join "\x00",
578	$processversion,	690	$processversion,
579	map {	691	map {
580	Coro::cede;	692	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	693	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	694	} 0.. $#$src;
583		695
584		696
585	my $dbmd5 = db_get cache => "$id/md5";	697	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		735
624	#############################################################################	736	#############################################################################
625		737
626	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
627		739
628	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
631		743
632	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	746	Deliantra).
635		747
636	=over 4	748	=over 4
637		749
638	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
639		751
…		…
683	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
684		796
685	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
687		799
688	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
690		802
691	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
692		804
693	=over 4	805	=over 4
…		…
921	}	1033	}
922		1034
923	0	1035	0
924	}	1036	}
925		1037
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1039
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1041
930	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
931		1043
…		…
937		1049
938	=cut	1050	=cut
939		1051
940	#############################################################################	1052	#############################################################################
941	# object support	1053	# object support
942	#
943		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
944	sub _can_merge {	1088	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
946		1090
947	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1092
951	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
952	}	1095	}
953		1096
954	sub reattach {	1097	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1099	my ($obj) = @_;
957		1100
		1101	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1103
960	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
961		1105
962	@$registry = ();	1106	@$registry = ();
963		1107
…		…
978	cf::attachable->attach (	1122	cf::attachable->attach (
979	prio => -1000000,	1123	prio => -1000000,
980	on_instantiate => sub {	1124	on_instantiate => sub {
981	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
982		1126
983	$data = from_json $data;	1127	$data = decode_json $data;
984		1128
985	for (@$data) {	1129	for (@$data) {
986	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
987		1131
988	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1148	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1006		1150
1007	sync_job {	1151	sync_job {
1008	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1011		1156
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	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;
		1162	aio_fsync $fh;
		1163	}
1016	close $fh;	1164	aio_close $fh;
1017		1165
1018	if (@$objs) {	1166	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	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;
		1173	aio_fsync $fh;
		1174	}
1024	close $fh;	1175	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1177	}
1027	} else {	1178	} else {
1028	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1029	}	1180	}
1030		1181
1031	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1186	} else {
1033	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1034	}	1188	}
1035	} else {	1189	} else {
1036	aio_unlink $filename;	1190	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1038	}	1192	}
1039	}	1193	};
1040	}	1194	}
1041		1195
1042	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1044		1198
…		…
1056	or return;	1210	or return;
1057		1211
1058	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1214	or return;
		1215
1061	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1062	}	1218	}
1063		1219
		1220	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1066	return ($data, $av);	1224	($data, $av)
1067	}	1225	}
1068		1226
1069	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1070		1228
1071	=over 4	1229	=over 4
…		…
1125	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1126		1284
1127	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1128	}	1286	}
1129		1287
		1288	use File::Glob ();
		1289
1130	cf::player->attach (	1290	cf::player->attach (
1131	on_command => sub {	1291	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1133		1293
1134	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1166		1326
1167	cf::override;	1327	cf::override;
1168	},	1328	},
1169	);	1329	);
1170		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1171	sub load_extensions {	1344	sub load_extensions {
1172	cf::sync_job {	1345	cf::sync_job {
1173	my %todo;	1346	my %todo;
1174		1347
1175	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1367
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1370
1198	$ext{source} =	1371	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1201	. $source	1374	. $source
1202	. "\n};\n1";	1375	. "\n};\n1";
1203		1376
1204	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1222		1395
1223	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1397	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1399	}
1228		1400
1229	warn $msg;	1401	warn $msg;
1230	}	1402	}
1231		1403
…		…
1245		1417
1246	=back	1418	=back
1247		1419
1248	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1249		1421
1250	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1251		1423
1252	=cut	1424	=cut
1253		1425
1254	package cf::player;	1426	package cf::player;
1255		1427
1256	use Coro::AIO;	1428	use Coro::AIO;
1257		1429
1258	=head3 cf::player	1430	=head3 cf::player
1259		1431
1260	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1261		1447
1262	=item cf::player::find $login	1448	=item cf::player::find $login
1263		1449
1264	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1265		1451
…		…
1284		1470
1285	sub exists($) {	1471	sub exists($) {
1286	my ($login) = @_;	1472	my ($login) = @_;
1287		1473
1288	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1290	}	1476	}
1291		1477
1292	sub find($) {	1478	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1480	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1491
1306	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1493	or return;
		1494
		1495	my $pl = cf::player::load_pl $f
		1496	or return;
		1497
		1498	local $cf::PLAYER_LOADING{$login} = $pl;
		1499	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1309	}	1501	}
1310	}	1502	}
1311	}	1503	}
1312		1504
…		…
1321	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1322		1514
1323	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
1325		1517
		1518	cf::get_slot 0.01;
		1519
1326	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1327	Coro::cede;	1521	cf::cede_to_tick;
1328	}	1522	}
1329		1523
1330	sub new($) {	1524	sub new($) {
1331	my ($login) = @_;	1525	my ($login) = @_;
1332		1526
…		…
1361	my ($pl) = @_;	1555	my ($pl) = @_;
1362		1556
1363	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1364		1558
1365	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1561
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1372		1568
1373	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1606	or return [];
1411		1607
1412	my @logins;	1608	my @logins;
1413		1609
1414	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
		1611	my $path = path $login;
		1612
		1613	# a .pst is a dead give-away for a valid player
		1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1418		1620
1419	utf8::decode $login;	1621	utf8::decode $login;
1420	push @logins, $login;	1622	push @logins, $login;
1421	}	1623	}
1422		1624
…		…
1449	}	1651	}
1450		1652
1451	\@paths	1653	\@paths
1452	}	1654	}
1453		1655
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1657
1456	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1659
1504	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1505		1661
1506	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1507		1663
…		…
1574	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1576		1732
1577	sub generate_random_map {	1733	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1579	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1739	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1864
1706	# the temporary/swap location	1865	# the temporary/swap location
1707	sub save_path {	1866	sub save_path {
1708	my ($self) = @_;	1867	my ($self) = @_;
1709		1868
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1712	}	1871	}
1713		1872
1714	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1715	sub uniq_path {	1874	sub uniq_path {
1716	my ($self) = @_;	1875	my ($self) = @_;
1717		1876
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1879	}
1730		1880
1731	sub decay_objects {	1881	sub decay_objects {
1732	my ($self) = @_;	1882	my ($self) = @_;
1733		1883
…		…
1746		1896
1747	sub load_header_from($) {	1897	sub load_header_from($) {
1748	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1749		1899
1750	utf8::encode $path;	1900	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1756		1909
1757	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1758		1911
1759	1	1912	1
1760	}	1913	}
…		…
1814	sub find {	1967	sub find {
1815	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1816		1969
1817	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1818		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1974
1821	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1824	or return;	1977	or return;
1825		1978
1826	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1827		1980
…		…
1829	or return;	1982	or return;
1830		1983
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1834	$map->reset;	1989	$map->reset;
1835	undef $guard;
1836	return find $path;	1990	return find $path;
1837	}	1991	}
1838		1992
1839	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1840	}	1994	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1850		2004
1851	my $path = $self->{path};	2005	my $path = $self->{path};
1852		2006
1853	{	2007	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1855		2009
		2010	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2012
1858	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1859		2014
1860	$self->alloc;	2015	$self->alloc;
1861		2016
1862	$self->pre_load;	2017	$self->pre_load;
1863	Coro::cede;	2018	cf::cede_to_tick;
1864		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1866	or return;	2023	or return;
1867		2024
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1869	if delete $self->{load_original};	2026	if delete $self->{load_original};
1870		2027
1871	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2029	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2032	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1876	}	2036	}
1877	}	2037	}
1878		2038
1879	Coro::cede;	2039	$f->resolve_delayed_derefs;
		2040
		2041	cf::cede_to_tick;
1880	# now do the right thing for maps	2042	# now do the right thing for maps
1881	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2045	unless $self->difficulty;
1884	Coro::cede;	2046	cf::cede_to_tick;
1885		2047
1886	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2049	$self->decay_objects;
1888	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1889	$self->update_buttons;	2051	$self->update_buttons;
1890	Coro::cede;	2052	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2053	$self->activate;
1894	}	2054	}
1895		2055
1896	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1898		2058
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2060	}
1901		2061
1902	$self->post_load;	2062	$self->post_load;
1903	}	2063	}
1904		2064
…		…
1947	}	2107	}
1948		2108
1949	sub do_load_sync {	2109	sub do_load_sync {
1950	my ($map) = @_;	2110	my ($map) = @_;
1951		2111
		2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2113	if $Coro::current == $Coro::main;
		2114
1952	cf::sync_job { $map->load };	2115	cf::sync_job { $map->load };
1953	}	2116	}
1954		2117
1955	our %MAP_PREFETCH;	2118	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2119	our $MAP_PREFETCHER = undef;
1957		2120
1958	sub find_async {	2121	sub find_async {
1959	my ($path, $origin) = @_;	2122	my ($path, $origin, $load) = @_;
1960		2123
1961	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1962		2125
1963	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2128	}
1966		2129
1967	undef $MAP_PREFETCH{$path};	2130	$MAP_PREFETCH{$path} |= $load;
		2131
1968	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1969	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2137	if (my $map = find $k) {
1972	$map->load;	2138	$map->load if $v;
1973	}	2139	}
1974		2140
1975	delete $MAP_PREFETCH{$path};	2141	delete $MAP_PREFETCH{$k};
1976	}	2142	}
1977	}	2143	}
1978	undef $MAP_PREFETCHER;	2144	undef $MAP_PREFETCHER;
1979	};	2145	};
1980	$MAP_PREFETCHER->prio (6);	2146	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2149	}
1984		2150
1985	sub save {	2151	sub save {
1986	my ($self) = @_;	2152	my ($self) = @_;
1987		2153
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2155
1990	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1991		2157
1992	return unless $self->dirty;	2158	return unless $self->dirty;
1993		2159
…		…
1999	return if $self->{deny_save};	2165	return if $self->{deny_save};
2000		2166
2001	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2002		2168
2003	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2005	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2006		2175
2007	if ($uniq) {	2176	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2179	} else {
…		…
2016	my ($self) = @_;	2185	my ($self) = @_;
2017		2186
2018	# save first because save cedes	2187	# save first because save cedes
2019	$self->save;	2188	$self->save;
2020		2189
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2191
2023	return if $self->players;	2192	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2194	return if $self->{deny_save};
2026		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2200	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2201	}
2030		2202
2031	sub reset_at {	2203	sub reset_at {
2032	my ($self) = @_;	2204	my ($self) = @_;
2033		2205
…		…
2065	if $uniq;	2237	if $uniq;
2066	}	2238	}
2067		2239
2068	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2069		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2244	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2245
2074	$self->unlink_save;	2246	$self->unlink_save;
2075	$self->destroy;	2247	$self->destroy;
2076	}	2248	}
2077		2249
2078	my $nuke_counter = "aaaa";	2250	my $nuke_counter = "aaaa";
2079		2251
2080	sub nuke {	2252	sub nuke {
2081	my ($self) = @_;	2253	my ($self) = @_;
2082		2254
		2255	{
		2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2257
2083	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2084		2259
2085	$self->unlink_save;	2260	$self->unlink_save;
2086		2261
2087	bless $self, "cf::map";	2262	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2263	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2264	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2265	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2267
2093	$cf::MAP{$self->path} = $self;	2268	$cf::MAP{$self->path} = $self;
		2269	}
2094		2270
2095	$self->reset; # polite request, might not happen	2271	$self->reset; # polite request, might not happen
2096	}	2272	}
2097		2273
2098	=item $maps = cf::map::tmp_maps	2274	=item $maps = cf::map::tmp_maps
…		…
2140		2316
2141	sub unique_maps() {	2317	sub unique_maps() {
2142	[	2318	[
2143	map {	2319	map {
2144	utf8::decode $_;	2320	utf8::decode $_;
2145	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2146	? normalise $_	2324	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2326	]
2150	}	2327	}
2151		2328
2152	package cf;
2153
2154	=back	2329	=back
2155		2330
2156	=head3 cf::object	2331	=head3 cf::object
2157		2332
2158	=cut	2333	=cut
…		…
2161		2336
2162	=over 4	2337	=over 4
2163		2338
2164	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2165		2340
2166	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2167		2343
2168	=cut	2344	=cut
2169		2345
2170	sub inv_recursive_;	2346	sub inv_recursive_;
2171	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2174		2350
2175	sub inv_recursive {	2351	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2177	}	2353	}
2178		2354
		2355	=item $ref = $ob->ref
		2356
		2357	Creates and returns a persistent reference to an object that can be stored as a string.
		2358
		2359	=item $ob = cf::object::deref ($refstring)
		2360
		2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2362	even if the object actually exists. May block.
		2363
		2364	=cut
		2365
		2366	sub deref {
		2367	my ($ref) = @_;
		2368
		2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2370	my ($uuid, $name) = ($1, $2);
		2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2372	or return;
		2373	$pl->ob->uuid eq $uuid
		2374	or return;
		2375
		2376	$pl->ob
		2377	} else {
		2378	warn "$ref: cannot resolve object reference\n";
		2379	undef
		2380	}
		2381	}
		2382
2179	package cf;	2383	package cf;
2180		2384
2181	=back	2385	=back
2182		2386
2183	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2393	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2192		2396
2193	=cut	2397	=cut
		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
2194		2412
2195	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2414	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2430
2213	} else {	2431	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2434	}
2217	}	2435	}
2218	}	2436	}
2219		2437
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2463
2246	=item $player_object->enter_link	2464	=item $player_object->enter_link
2247		2465
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2467
2250	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2252		2472
2253	Will never block.	2473	Will never block.
2254		2474
2255	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2256		2476
…		…
2314		2534
2315	$map->load;	2535	$map->load;
2316	$map->load_neighbours;	2536	$map->load_neighbours;
2317		2537
2318	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2319	$self->activate_recursive;	2540	$self->activate_recursive;
2320		2541
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2323	}	2544	}
…		…
2328	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2552	be called at the end of this process.
2332		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2333	=cut	2557	=cut
2334		2558
2335	our $GOTOGEN;	2559	our $GOTOGEN;
2336		2560
2337	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2566
2343	$self->enter_link;	2567	$self->enter_link;
2344		2568
2345	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2346	my $map = eval {	2591	my $map = eval {
2347	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2348		2593
2349	if ($map) {	2594	if ($map) {
2350	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2352	} else {	2597	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2599	}
2355		2600
2356	$map	2601	$map
2357	};	2602	};
2358		2603
…		…
2394	}	2639	}
2395		2640
2396	sub prepare_random_map {	2641	sub prepare_random_map {
2397	my ($exit) = @_;	2642	my ($exit) = @_;
2398		2643
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2646	# that depends on the exit object
2404		2647
2405	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2650	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2412	}	2657	}
2413		2658
2414	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2415		2660
2416	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2419		2664
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2667	undef $fh;
2423	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2424		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2427	}	2676	}
2428	}	2677	}
2429		2678
2430	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2432		2681
2433	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2434		2683
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2684	$self->enter_link;
2447		2685
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2686	(async {
2453	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2454	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2455	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2456		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2457	1;	2710	1
2458	}) {	2711	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2716
2464	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2494		2747
2495	=cut	2748	=cut
2496		2749
		2750	# non-persistent channels (usually the info channel)
		2751	our %CHANNEL = (
		2752	"c/identify" => {
		2753	id => "infobox",
		2754	title => "Identify",
		2755	reply => undef,
		2756	tooltip => "Items recently identified",
		2757	},
		2758	"c/examine" => {
		2759	id => "infobox",
		2760	title => "Examine",
		2761	reply => undef,
		2762	tooltip => "Signs and other items you examined",
		2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
		2850	);
		2851
2497	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2854
2500	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2501		2857
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2859
		2860	# check predefined channels, for the benefit of C
		2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2504	if (ref $channel) {	2867	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2871	$self->ext_msg (channel_info => $channel);
2509	}	2872	}
…		…
2511	$channel = $channel->{id};	2874	$channel = $channel->{id};
2512	}	2875	}
2513		2876
2514	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2515		2878
2516	if ($self->can_msg) {
2517	# default colour, mask it out	2879	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2520		2882
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	2886	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		2887
2535	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2536		2891
2537	utf8::encode $msg;	2892	# split very large packets
2538		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2539	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2540	# COMMAND/INFO	2895	$pkt = "frag";
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2548	}	2899	}
2549		2900
2550	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2551		2902
2552	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2554	=cut	2905	=cut
2555		2906
2556	sub cf::client::ext_msg($$@) {	2907	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	2908	my ($self, $type, @msg) = @_;
2558		2909
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	2910	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	2912	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	2913	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	2915	}
2567	}	2916	}
2568		2917
…		…
2575	sub cf::client::ext_reply($$@) {	2924	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	2925	my ($self, $id, @msg) = @_;
2577		2926
2578	if ($self->extcmd == 2) {	2927	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	2929	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	2930	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	2931	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	2933	}
2585	}	2934	}
…		…
2727	=pod	3076	=pod
2728		3077
2729	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2730		3079
2731	cf::object	3080	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3082	insert remove name archname title slaying race decrease split
		3083	value
2734		3084
2735	cf::object::player	3085	cf::object::player
2736	player	3086	player
2737		3087
2738	cf::player	3088	cf::player
…		…
2743		3093
2744	=cut	3094	=cut
2745		3095
2746	for (	3096	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3098	insert remove inv nrof name archname title slaying race
		3099	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2752	) {	3103	) {
2753	no strict 'refs';	3104	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2772	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2773		3124
2774	my $qcode = $code;	3125	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2777		3130
2778	local $_;	3131	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2780		3133
2781	my $eval =	3134	my $eval =
…		…
2829	# the server's init and main functions	3182	# the server's init and main functions
2830		3183
2831	sub load_facedata($) {	3184	sub load_facedata($) {
2832	my ($path) = @_;	3185	my ($path) = @_;
2833		3186
		3187	# HACK to clear player env face cache, we need some signal framework
		3188	# for this (global event?)
		3189	%ext::player_env::MUSIC_FACE_CACHE = ();
		3190
2834	my $enc = JSON::XS->new->utf8->canonical;	3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3192
2836	warn "loading facedata from $path\n";	3193	warn "loading facedata from $path\n";
2837		3194
2838	my $facedata;	3195	my $facedata;
2839	0 < aio_load $path, $facedata	3196	0 < aio_load $path, $facedata
…		…
2854	{	3211	{
2855	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2856		3213
2857	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2859	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2863		3221
2864	cf::cede_to_tick;	3222	cf::cede_to_tick;
2865	}	3223	}
2866		3224
2867	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2869	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2870	or next;	3229	or next;
		3230
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3234	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893	{	3253	{
2894	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
2897		3257
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;	3261	my $data;
2903		3262
2904	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
2905	# prepend meta info	3264	# prepend meta info
2906		3265
2907	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
2908	name => $name,	3267	name => $name,
2909	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
2910	});	3269	});
2911		3270
2912	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
2913	} else {	3278	} else {
2914	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
2915	}	3280	}
2916		3281
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3282	cf::cede_to_tick;
2921	}	3283	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3287
2942	1	3288	1
2943	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
2944		3310
2945	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
2947		3313
2948	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
2950	}	3316	}
2951	};	3317	};
2952		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
2953	sub reload_regions {	3329	sub reload_regions {
		3330	# HACK to clear player env face cache, we need some signal framework
		3331	# for this (global event?)
		3332	%ext::player_env::MUSIC_FACE_CACHE = ();
		3333
2954	load_resource_file "$MAPDIR/regions"	3334	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3335	or die "unable to load regions file\n";
2956		3336
2957	for (cf::region::list) {	3337	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3338	$_->{match} = qr/$_->{match}/
…		…
2966	}	3346	}
2967		3347
2968	sub reload_archetypes {	3348	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3351	}
2977		3352
2978	sub reload_treasures {	3353	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
2981	}	3356	}
2982		3357
2983	sub reload_resources {	3358	sub reload_resources {
2984	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
2985		3360
		3361	reload_facedata;
		3362	reload_archetypes;
2986	reload_regions;	3363	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3364	reload_treasures;
2991		3365
2992	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
2993	}	3367	}
2994		3368
2995	sub init {	3369	sub reload_config {
2996	reload_resources;
2997	}
2998
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3371	or return;
3002		3372
3003	local $/;	3373	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3005		3375
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3377
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3015	};	3385	};
3016	warn $@ if $@;	3386	warn $@ if $@;
3017	}	3387	}
3018	}	3388	}
3019		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3020	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3021	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3436	(async {
3025	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3027	};	3440	};
3028		3441
3029	cfg_load;	3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
3030	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3031	load_extensions;	3460	load_extensions;
3032		3461
3033	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3035	}	3471	}
3036		3472
3037	#############################################################################	3473	#############################################################################
3038	# initialisation and cleanup	3474	# initialisation and cleanup
3039		3475
3040	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3041	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3050	},
3051	);	3482	};
3052	}	3483	}
3053	}	3484	}
3054		3485
3055	sub write_runtime {	3486	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";
3057
3058	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3060		3489
3061	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3491
3063	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3064		3493
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3066	or return;	3495	or return;
3067		3496
3068	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3081		3510
3082	close $fh	3511	close $fh
3083	or return;	3512	or return;
3084		3513
3085	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3515	and return;
3087		3516
3088	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3089		3518
3090	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3091	}	3570	}
3092		3571
3093	sub emergency_save() {	3572	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3095		3574
3096	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3097		3576
3098	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3099	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3591	$pl->save;
3107	}	3592	}
3108	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3109		3594
3110	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3598	$map->valid or next;
3114	$map->save;	3599	$map->save;
3115	}	3600	}
3116	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3117		3602
3118	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3121	};	3610	};
3122		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3123	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3124	}	3618	}
3125		3619
3126	sub post_cleanup {	3620	sub post_cleanup {
3127	my ($make_core) = @_;	3621	my ($make_core) = @_;
3128		3622
3129	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3131	}	3654	}
3132		3655
3133	sub do_reload_perl() {	3656	sub do_reload_perl() {
3134	# can/must only be called in main	3657	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3137	return;	3660	return;
3138	}	3661	}
3139		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3140	warn "reloading...";	3668	warn "reloading...";
3141		3669
3142	warn "entering sync_job";	3670	warn "entering sync_job";
3143		3671
3144	cf::sync_job {	3672	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3674	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3148		3676
3149	warn "syncing database to disk";	3677	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3679
3152	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3153		3681
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3685	}
3191		3686
3192	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3194	}	3689	%EXT_CORO = ();
3195		3690
3196	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3700	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3701
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3207	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3208	}	3711	}
3209		3712
3210	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3211	}	3728	}
3212		3729
3213	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		3733
3217	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		3737
3221	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3739	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3224		3741
3225	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3226		3743
3227	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3228	require cf;	3745	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3230		3747
3231	warn "loading config and database again";	3748	warn "loading config and database again";
3232	cf::cfg_load;	3749	cf::reload_config;
3233		3750
3234	warn "loading extensions";	3751	warn "loading extensions";
3235	cf::load_extensions;	3752	cf::load_extensions;
3236		3753
		3754	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3243		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3244	warn "leaving sync_job";	3766	warn "leaving sync_job";
3245		3767
3246	1	3768	1
3247	} or do {	3769	} or do {
3248	warn $@;	3770	warn $@;
3249	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3772	};
3252		3773
3253	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3254	};	3780	};
3255		3781
3256	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3257		3783
3258	sub reload_perl() {	3784	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3261		3787
3262	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3790
3265	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3792	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3269	},	3794	};
3270	);	3795	};
3271	}	3796	}
3272		3797
3273	register_command "reload" => sub {	3798	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3275		3800
3276	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3805	reload_perl;
		3806	};
3279	}	3807	}
3280	};	3808	};
3281		3809
3282	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3283		3811
…		…
3285		3813
3286	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3288		3816
3289	sub wait_for_tick {	3817	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3292		3819
3293	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3822	$signal->wait;
3296	}	3823	}
3297		3824
3298	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3827
3302	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3830	$signal->wait;
3305	}	3831	}
3306		3832
3307	my $min = 1e6;#d#	3833	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3319	return;	3837	return;
3320	}	3838	}
3321		3839
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3325		3841
3326	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	3844	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3330	or die;	3846	write_runtime_sync
3331		3847	or warn "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3848	};
		3849	}
3348		3850
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3852	$sig->send;
3365	}	3853	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3855	$sig->send;
3368	}	3856	}
3369		3857
3370	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3860
3381	_post_tick;	3861	if (0) {
3382		3862	if ($NEXT_TICK) {
3383		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3384	},	3867	}
3385	);	3868	}
3386		3869
3387	{	3870	{
3388	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3872
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3398		3874	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3875	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3876
3414	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3884
3417	cf::sync_job {	3885	cf::sync_job {
3418	eval {	3886	eval {
3419	BDB::db_env_open	3887	BDB::db_env_open
3420	$DB_ENV,	3888	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3892	0666;
3425		3893
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3895	};
3431		3896
3432	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3898	};
3434	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3435	}	3910	}
3436		3911
3437	{	3912	{
		3913	# configure IO::AIO
		3914
3438	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	3918	}
3451		3919
3452	my $_log_backtrace;	3920	my $_log_backtrace;
3453		3921
3454	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3458		3926
3459	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3462	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3463	my @bt = fork_call {	3934	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3475	}	3946	}
3476		3947
3477	@funcs	3948	@funcs
3478	};	3949	};
3479		3950
3480	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	3954	--$_log_backtrace;
3483	};	3955	};
3484	} else {	3956	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3487	}	3959	}
3488	}	3960	}
3489		3961
3490	# load additional modules	3962	# load additional modules
3491	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3492		3964
3493	END { cf::emergency_save }	3965	END { cf::emergency_save }
3494		3966
3495	1	3967	1
3496		3968

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