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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.446 by root, Tue Sep 16 16:03:02 2008 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 "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
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		69
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		71
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		73
49	our %COMMAND = ();	74	our %COMMAND = ();
…		…
56	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
57		82
58	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
59	our @EVENT;	84	our @EVENT;
60		85
61	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	87	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
72		101
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	104	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
80		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	110	our $DB_ENV;
83		111
84	our %CFG;	112	our %CFG;
85		113
86	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
88		117
89	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
92		121
93	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		124
96	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
97	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
98	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
99		129
100	binmode STDOUT;	130	binmode STDOUT;
101	binmode STDERR;	131	binmode STDERR;
102		132
103	# read virtual server time, if available	133	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
108	}	138	}
109		139
110	mkdir $_	140	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
156		186
157	The raw value load value from the last tick.	187	The raw value load value from the last tick.
158		188
159	=item %cf::CFG	189	=item %cf::CFG
160		190
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	192	from wherever your confdir points to.
163		193
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		195
166	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
167	returns directly I<after> the tick processing (and consequently, can only wake one process	197	returns directly I<after> the tick processing (and consequently, can only wake one process
168	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
169		199
		200	=item @cf::INVOKE_RESULTS
		201
		202	This array contains the results of the last C<invoke ()> call. When
		203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		204	that call.
		205
170	=back	206	=back
171		207
172	=cut	208	=cut
173		209
174	BEGIN {	210	BEGIN {
…		…
178	$msg .= "\n"	214	$msg .= "\n"
179	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
180		216
181	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
182		218
183	utf8::encode $msg;
184	LOG llevError, $msg;	219	LOG llevError, $msg;
185	};	220	};
186	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
187		237
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	248	for my $pkg (qw(
199	cf::global cf::attachable	249	cf::global cf::attachable
200	cf::object cf::object::player	250	cf::object cf::object::player
201	cf::client cf::player	251	cf::client cf::player
202	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
203	cf::map cf::party cf::region	254	cf::party cf::region
204	)) {	255	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	257	}
208		258
209	$Event::DIED = sub {	259	$EV::DIED = sub {
210	warn "error in event callback: @_";	260	warn "error in event callback: @_";
211	};	261	};
212		262
213	#############################################################################	263	#############################################################################
214		264
…		…
237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
238	$d	288	$d
239	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
240	}	290	}
241		291
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
245		293
246	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
247		295
248	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
249		297
250	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
251		299
252	=cut	300	=cut
253		301
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		303
256	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
258		306
259	=item cf::lock_wait $string	307	=item cf::lock_wait $string
260		308
261	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
262		310
…		…
265	Wait until the given lock is available and then acquires it and returns	313	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
268	returned.	316	returned.
269		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
270	Lock names should begin with a unique identifier (for example, cf::map::find	321	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
272		323
273	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
274		325
275	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
276		327
277	=cut	328	=cut
278		329
279	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
280		332
281	sub lock_wait($) {	333	sub lock_wait($) {
282	my ($key) = @_;	334	my ($key) = @_;
		335
		336	if ($LOCKER{$key} == $Coro::current) {#d#
		337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		338	return;#d#
		339	}#d#
283		340
284	# wait for lock, if any	341	# wait for lock, if any
285	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	344	Coro::schedule;
…		…
293		350
294	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
295	lock_wait $key;	352	lock_wait $key;
296		353
297	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
298		356
299	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
302	}	361	}
303	}	362	}
304		363
…		…
307		366
308	! ! $LOCK{$key}	367	! ! $LOCK{$key}
309	}	368	}
310		369
311	sub freeze_mainloop {	370	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
313		372
314	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
315	$TICK_WATCHER->start;	374	}
		375
		376	=item cf::periodic $interval, $cb
		377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
316	};	434	}
317	$TICK_WATCHER->stop;	435	};
318	$guard	436
		437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
		440	my ($time, $pri, $name) = @_;
		441
		442	$time = $TICK * .6 if $time > $TICK * .6;
		443	my $sig = new Coro::Signal;
		444
		445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		447	$SLOT_QUEUE->ready;
		448	$sig->wait;
319	}	449	}
320		450
321	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
322		452
323	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		458
329	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
330		460
331	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
332		462
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	466	acceptable.
337		467
338	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		474
345	sub sync_job(&) {	475	sub sync_job(&) {
346	my ($job) = @_;	476	my ($job) = @_;
347		477
348	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	479	my $time = EV::time;
350		480
351	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
353		483
354	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	485
356	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
357		487
358	my $busy = 1;	488	my $busy = 1;
359	my @res;	489	my @res;
360		490
361	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	493	@res = eval { $job->() };
363	warn $@ if $@;	494	warn $@ if $@;
364	undef $busy;	495	undef $busy;
365	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
366		497
367	while ($busy) {	498	while ($busy) {
368	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
369	}	503	}
		504	}
370		505
371	$time = Event::time - $time;	506	my $time = EV::time - $time;
372		507
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
377		509
378	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
379	} else {	511	} else {
380	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
381		513
…		…
406	=item fork_call { }, $args	538	=item fork_call { }, $args
407		539
408	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
412		544
413	=cut	545	=cut
414		546
415	sub fork_call(&@) {	547	sub fork_call(&@) {
416	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
417		549
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	550	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		553
423	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	555	reset_signals;
436	local $SIG{__WARN__};	556	&$cb
437	local $SIG{__DIE__};	557	}, @args;
438	eval {
439	close $fh1;
440		558
441	my @res = eval { $cb->(@args) };	559	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	560	}
443	};
444		561
445	warn $@ if $@;	562	=item $coin = coin_from_name $name
446	_exit 0;	563
447	}	564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
448	}	587	}
449		588
450	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
451		590
452	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
455		594
456	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
459	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
460		621
461	our $DB;	622	our $DB;
462		623
463	sub db_init {	624	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	625	cf::sync_job {
468	eval {	626	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	627	};
478	}	628	}
479		629
480	sub db_get($$) {	630	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
482		632
…		…
532	if (1) {	682	if (1) {
533	$md5 =	683	$md5 =
534	join "\x00",	684	join "\x00",
535	$processversion,	685	$processversion,
536	map {	686	map {
537	Coro::cede;	687	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	689	} 0.. $#$src;
540		690
541		691
542	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
586	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
588		738
589	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	741	Deliantra).
592		742
593	=over 4	743	=over 4
594		744
595	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
596		746
…		…
848	";	998	";
849	die if $@;	999	die if $@;
850	}	1000	}
851		1001
852	our $override;	1002	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1003	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		1004
855	sub override {	1005	sub override {
856	$override = 1;	1006	$override = 1;
857	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
858	}	1008	}
859		1009
860	sub do_invoke {	1010	sub do_invoke {
861	my $event = shift;	1011	my $event = shift;
862	my $callbacks = shift;	1012	my $callbacks = shift;
863		1013
864	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
865		1015
866	local $override;	1016	local $override;
867		1017
868	for (@$callbacks) {	1018	for (@$callbacks) {
869	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
878	}	1028	}
879		1029
880	0	1030	0
881	}	1031	}
882		1032
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1034
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1036
887	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
888		1038
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1039	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1040	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1042
893	=back	1043	=back
894		1044
895	=cut	1045	=cut
896		1046
897	#############################################################################	1047	#############################################################################
898	# object support	1048	# object support
		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
		1083	sub _can_merge {
		1084	my ($ob1, $ob2) = @_;
		1085
		1086	++$SLOW_MERGES;#d#
		1087
		1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
		1090	}
899		1091
900	sub reattach {	1092	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1094	my ($obj) = @_;
903		1095
		1096	# no longer needed after getting rid of delete_package?
904	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
905		1098
906	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
907		1100
908	@$registry = ();	1101	@$registry = ();
909		1102
…		…
924	cf::attachable->attach (	1117	cf::attachable->attach (
925	prio => -1000000,	1118	prio => -1000000,
926	on_instantiate => sub {	1119	on_instantiate => sub {
927	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
928		1121
929	$data = from_json $data;	1122	$data = decode_json $data;
930		1123
931	for (@$data) {	1124	for (@$data) {
932	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
933		1126
934	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1143	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
952		1145
953	sync_job {	1146	sync_job {
954	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
957		1151
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1156	aio_close $fh;
963		1157
964	if (@$objs) {	1158	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
970	close $fh;	1164	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
972	}	1166	}
973	} else {	1167	} else {
974	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
975	}	1169	}
…		…
980	}	1174	}
981	} else {	1175	} else {
982	aio_unlink $filename;	1176	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
984	}	1178	}
985	}	1179	};
986	}	1180	}
987		1181
988	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
990		1184
…		…
1002	or return;	1196	or return;
1003		1197
1004	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1200	or return;
		1201
1007	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1008	}	1204	}
1009		1205
		1206	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1012	return ($data, $av);	1210	($data, $av)
1013	}	1211	}
1014		1212
1015	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1016		1214
1017	=over 4	1215	=over 4
…		…
1087	cf::override;	1285	cf::override;
1088	},	1286	},
1089	on_extcmd => sub {	1287	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1091		1289
1092	my $msg = eval { from_json $buf };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1291
1094	if (ref $msg) {	1292	if (ref $msg) {
		1293	my ($type, $reply, @payload) =
		1294	"ARRAY" eq ref $msg
		1295	? @$msg
		1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1297
		1298	my @reply;
		1299
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1100	} else {	1307	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1309	}
1103		1310
1104	cf::override;	1311	cf::override;
…		…
1131		1338
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1341
1135	$ext{source} =	1342	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1137	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1138	. $source	1345	. $source
1139	. "\n};\n1";	1346	. "\n};\n1";
1140		1347
1141	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1157	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1158	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1159		1366
1160	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1161	warn $msg;	1368	warn $msg;
1162	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1163	exit 1;
1164	}	1370	}
1165		1371
1166	warn $msg;	1372	warn $msg;
1167	}	1373	}
1168		1374
…		…
1193	use Coro::AIO;	1399	use Coro::AIO;
1194		1400
1195	=head3 cf::player	1401	=head3 cf::player
1196		1402
1197	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1198		1418
1199	=item cf::player::find $login	1419	=item cf::player::find $login
1200		1420
1201	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1202		1422
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1462
1243	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1464	or return;
		1465
		1466	my $pl = cf::player::load_pl $f
		1467	or return;
		1468
		1469	local $cf::PLAYER_LOADING{$login} = $pl;
		1470	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1246	}	1472	}
1247	}	1473	}
1248	}	1474	}
1249		1475
…		…
1258	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1259		1485
1260	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1262		1488
		1489	cf::get_slot 0.01;
		1490
1263	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1264	Coro::cede;	1492	cf::cede_to_tick;
1265	}	1493	}
1266		1494
1267	sub new($) {	1495	sub new($) {
1268	my ($login) = @_;	1496	my ($login) = @_;
1269		1497
…		…
1275	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1276		1504
1277	$self	1505	$self
1278	}	1506	}
1279		1507
		1508	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1509
		1510	=cut
		1511
		1512	sub send_msg {
		1513	my $ns = shift->ns
		1514	or return;
		1515	$ns->send_msg (@_);
		1516	}
		1517
1280	=item $pl->quit_character	1518	=item $pl->quit_character
1281		1519
1282	Nukes the player without looking back. If logged in, the connection will	1520	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1284		1522
…		…
1288	my ($pl) = @_;	1526	my ($pl) = @_;
1289		1527
1290	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1291		1529
1292	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1532
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1296	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1298	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1299		1539
1300	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1337	or return [];	1577	or return [];
1338		1578
1339	my @logins;	1579	my @logins;
1340		1580
1341	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
		1582	my $path = path $login;
		1583
		1584	# a .pst is a dead give-away for a valid player
		1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1345		1591
1346	utf8::decode $login;	1592	utf8::decode $login;
1347	push @logins, $login;	1593	push @logins, $login;
1348	}	1594	}
1349		1595
…		…
1380		1626
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1382		1628
1383	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1384		1630
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1415		1632
1416	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1417		1634
1418	=cut	1635	=cut
1419		1636
1420	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1422		1639
1423	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1641	}
1426		1642
1427	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1428		1644
1429	Sends an ext event to the client.	1645	Sends an ext event to the client.
1430		1646
1431	=cut	1647	=cut
1432		1648
1433	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1435		1651
1436	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1437	}	1653	}
1438		1654
1439	=head3 cf::region	1655	=head3 cf::region
1440		1656
1441	=over 4	1657	=over 4
…		…
1454	my ($path) = @_;	1670	my ($path) = @_;
1455		1671
1456	my ($match, $specificity);	1672	my ($match, $specificity);
1457		1673
1458	for my $region (list) {	1674	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1462	}	1678	}
1463	}	1679	}
1464		1680
…		…
1485	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1487		1703
1488	sub generate_random_map {	1704	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1490	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1710	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1584	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1585	return $self;	1804	return $self;
1586	}	1805	}
1587	}	1806	}
1588		1807
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1809	()
1591	}	1810	}
1592		1811
1593	sub init {	1812	sub init {
1594	my ($self) = @_;	1813	my ($self) = @_;
…		…
1616		1835
1617	# the temporary/swap location	1836	# the temporary/swap location
1618	sub save_path {	1837	sub save_path {
1619	my ($self) = @_;	1838	my ($self) = @_;
1620		1839
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1623	}	1842	}
1624		1843
1625	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1626	sub uniq_path {	1845	sub uniq_path {
1627	my ($self) = @_;	1846	my ($self) = @_;
1628		1847
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1631	}	1850	}
1632		1851
1633	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1634	# all maps in C++...	1853	# all maps in C++...
…		…
1657		1876
1658	sub load_header_from($) {	1877	sub load_header_from($) {
1659	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1660		1879
1661	utf8::encode $path;	1880	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1882	or return;
		1883
		1884	$self->_load_header ($f)
		1885	or return;
		1886
		1887	local $MAP_LOADING{$self->{path}} = $self;
		1888	$f->resolve_delayed_derefs;
1667		1889
1668	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1669		1891
1670	1	1892	1
1671	}	1893	}
…		…
1725	sub find {	1947	sub find {
1726	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1727		1949
1728	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1729		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1731		1954
1732	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1733	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1734	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1735	or return;	1960	or return;
1736		1961
1737	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1738		1963
…		…
1740	or return;	1965	or return;
1741		1966
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1745	$map->reset;	1972	$map->reset;
1746	undef $guard;
1747	return find $path;	1973	return find $path;
1748	}	1974	}
1749		1975
1750	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1751	}	1977	}
…		…
1760	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1761		1987
1762	my $path = $self->{path};	1988	my $path = $self->{path};
1763		1989
1764	{	1990	{
1765	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1766		1992
		1993	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		1995
1769	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1770		1997
1771	$self->alloc;	1998	$self->alloc;
1772		1999
1773	$self->pre_load;	2000	$self->pre_load;
1774	Coro::cede;	2001	cf::cede_to_tick;
1775		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1777	or return;	2006	or return;
1778		2007
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1780	if delete $self->{load_original};	2009	if delete $self->{load_original};
1781		2010
1782	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2012	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2015	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1787	}	2019	}
1788	}	2020	}
1789		2021
1790	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1791	# now do the right thing for maps	2025	# now do the right thing for maps
1792	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2028	unless $self->difficulty;
1795	Coro::cede;	2029	cf::cede_to_tick;
1796		2030
1797	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2032	$self->decay_objects;
1799	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1800	$self->update_buttons;	2034	$self->update_buttons;
1801	Coro::cede;	2035	cf::cede_to_tick;
1802	$self->set_darkness_map;	2036	$self->set_darkness_map;
1803	Coro::cede;	2037	cf::cede_to_tick;
1804	$self->activate;	2038	$self->activate;
1805	}	2039	}
1806		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2045	}
1809		2046
1810	$self->post_load;	2047	$self->post_load;
1811	}	2048	}
1812		2049
…		…
1821		2058
1822	$self	2059	$self
1823	}	2060	}
1824		2061
1825	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2063	sub load_neighbours {
1827	my ($map) = @_;	2064	my ($map) = @_;
1828		2065
1829	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1830		2067
1831	for (0 .. 3) {	2068	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1833	or next;	2070	or next;
1834	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1835	or next;	2072	or next;
1836	$neigh->load;	2073	$neigh->load;
1837		2074
		2075	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2078	}
1841		2079
1842	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1844	or next;	2083	or next;
1845	$neigh->load;	2084	$neigh->load;
1846	}	2085	}
1847	}	2086	}
1848		2087
…		…
1853	}	2092	}
1854		2093
1855	sub do_load_sync {	2094	sub do_load_sync {
1856	my ($map) = @_;	2095	my ($map) = @_;
1857		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1858	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1859	}	2101	}
1860		2102
1861	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1863		2105
1864	sub find_async {	2106	sub find_async {
1865	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1866		2108
1867	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1868		2110
1869	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2113	}
1872		2114
1873	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1874	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1875	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2122	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2123	$map->load if $v;
		2124	}
1880		2125
1881	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1882	}	2127	}
1883	}	2128	}
1884	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1885	};	2130	};
1886	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1889	}	2134	}
1890		2135
1891	sub save {	2136	sub save {
1892	my ($self) = @_;	2137	my ($self) = @_;
1893		2138
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1895		2140
1896	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1897		2142
1898	return unless $self->dirty;	2143	return unless $self->dirty;
1899		2144
…		…
1905	return if $self->{deny_save};	2150	return if $self->{deny_save};
1906		2151
1907	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1908		2153
1909	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1911	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1912		2160
1913	if ($uniq) {	2161	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2164	} else {
…		…
1922	my ($self) = @_;	2170	my ($self) = @_;
1923		2171
1924	# save first because save cedes	2172	# save first because save cedes
1925	$self->save;	2173	$self->save;
1926		2174
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2176
1929	return if $self->players;	2177	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1931	return if $self->{deny_save};	2179	return if $self->{deny_save};
1932		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1933	$self->clear;	2185	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2186	}
1936		2187
1937	sub reset_at {	2188	sub reset_at {
1938	my ($self) = @_;	2189	my ($self) = @_;
1939		2190
…		…
1971	if $uniq;	2222	if $uniq;
1972	}	2223	}
1973		2224
1974	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
1975		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2229	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2230
1980	$self->unlink_save;	2231	$self->unlink_save;
1981	$self->destroy;	2232	$self->destroy;
1982	}	2233	}
1983		2234
1984	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
1985		2236
1986	sub nuke {	2237	sub nuke {
1987	my ($self) = @_;	2238	my ($self) = @_;
1988		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
1989	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
1990		2244
1991	$self->unlink_save;	2245	$self->unlink_save;
1992		2246
1993	bless $self, "cf::map";	2247	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2252
1999	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2000		2255
2001	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2002	}	2257	}
2003		2258
2004	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2046		2301
2047	sub unique_maps() {	2302	sub unique_maps() {
2048	[	2303	[
2049	map {	2304	map {
2050	utf8::decode $_;	2305	utf8::decode $_;
2051	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2052	? normalise $_	2309	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2311	]
2056	}	2312	}
2057		2313
2058	package cf;
2059
2060	=back	2314	=back
2061		2315
2062	=head3 cf::object	2316	=head3 cf::object
2063		2317
2064	=cut	2318	=cut
…		…
2067		2321
2068	=over 4	2322	=over 4
2069		2323
2070	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2071		2325
2072	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2073		2328
2074	=cut	2329	=cut
2075		2330
2076	sub inv_recursive_;	2331	sub inv_recursive_;
2077	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2080		2335
2081	sub inv_recursive {	2336	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2083	}	2338	}
2084		2339
		2340	=item $ref = $ob->ref
		2341
		2342	Creates and returns a persistent reference to an object that can be stored as a string.
		2343
		2344	=item $ob = cf::object::deref ($refstring)
		2345
		2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2347	even if the object actually exists. May block.
		2348
		2349	=cut
		2350
		2351	sub deref {
		2352	my ($ref) = @_;
		2353
		2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2355	my ($uuid, $name) = ($1, $2);
		2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2357	or return;
		2358	$pl->ob->uuid eq $uuid
		2359	or return;
		2360
		2361	$pl->ob
		2362	} else {
		2363	warn "$ref: cannot resolve object reference\n";
		2364	undef
		2365	}
		2366	}
		2367
2085	package cf;	2368	package cf;
2086		2369
2087	=back	2370	=back
2088		2371
2089	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2378	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2098		2381
2099	=cut	2382	=cut
		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
2100		2397
2101	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2399	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2111		2408
2112	} else {	2409	} else {
2113	my $pl = $self->contr;	2410	my $pl = $self->contr;
2114		2411
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2415
2124	} else {	2416	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2419	}
2128	}	2420	}
		2421	}
		2422
		2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2424
		2425	=cut
		2426
		2427	sub cf::object::send_msg {
		2428	my $pl = shift->contr
		2429	or return;
		2430	$pl->send_msg (@_);
2129	}	2431	}
2130		2432
2131	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2132		2434
2133	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2146		2448
2147	=item $player_object->enter_link	2449	=item $player_object->enter_link
2148		2450
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2452
2151	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2153		2457
2154	Will never block.	2458	Will never block.
2155		2459
2156	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2157		2461
…		…
2212	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2215		2519
2216	$map->load;	2520	$map->load;
2217	$map->load_diag;	2521	$map->load_neighbours;
2218		2522
2219	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2220	$self->activate_recursive;	2525	$self->activate_recursive;
2221		2526
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2224	}	2529	}
2225		2530
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2532
2228	Moves the player to the given map-path and coordinates by first freezing	2533	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2536	the new (success) or old (failed) map position. In either case, $done will
		2537	be called at the end of this process.
		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
2232		2541
2233	=cut	2542	=cut
2234		2543
2235	our $GOTOGEN;	2544	our $GOTOGEN;
2236		2545
2237	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2547	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2548
2240	# do generation counting so two concurrent goto's will be executed in-order	2549	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2551
2243	$self->enter_link;	2552	$self->enter_link;
2244		2553
2245	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2246	my $map = eval {	2576	my $map = eval {
2247	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2248		2578
2249	if ($map) {	2579	if ($map) {
2250	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2252	} else {	2582	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2584	}
2255		2585
2256	$map	2586	$map
2257	};	2587	};
2258		2588
…		…
2263		2593
2264	if ($gen == $self->{_goto_generation}) {	2594	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2595	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2596	$self->leave_link ($map, $x, $y);
2267	}	2597	}
		2598
		2599	$done->() if $done;
2268	})->prio (1);	2600	})->prio (1);
2269	}	2601	}
2270		2602
2271	=item $player_object->enter_exit ($exit_object)	2603	=item $player_object->enter_exit ($exit_object)
2272		2604
…		…
2292	}	2624	}
2293		2625
2294	sub prepare_random_map {	2626	sub prepare_random_map {
2295	my ($exit) = @_;	2627	my ($exit) = @_;
2296		2628
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2631	# that depends on the exit object
2302		2632
2303	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2635	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2310	}	2642	}
2311		2643
2312	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2313		2645
2314	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2317		2649
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2652	undef $fh;
2321	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2322		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2325	}	2661	}
2326	}	2662	}
2327		2663
2328	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2330		2666
2331	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2332		2668
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2669	$self->enter_link;
2345		2670
2346	(async {	2671	(async {
2347	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2348	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2349	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2350		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2351	1;	2695	1
2352	}) {	2696	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the crossfire server. "
2354	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2377		2721
2378	utf8::encode $text;	2722	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2724	}
2381		2725
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2727
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2728	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2729	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2388		2732
2389	=cut	2733	=cut
2390		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2391	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2393		2795
2394	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg);
2395		2797
		2798	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2799
		2800	# check predefined channels, for the benefit of C
		2801	if ($CHANNEL{$channel}) {
		2802	$channel = $CHANNEL{$channel};
		2803
		2804	$self->ext_msg (channel_info => $channel)
		2805	if $self->can_msg;
		2806
		2807	$channel = $channel->{id};
		2808
		2809	} elsif (ref $channel) {
		2810	# send meta info to client, if not yet sent
		2811	unless (exists $self->{channel}{$channel->{id}}) {
		2812	$self->{channel}{$channel->{id}} = $channel;
		2813	$self->ext_msg (channel_info => $channel)
		2814	if $self->can_msg;
		2815	}
		2816
		2817	$channel = $channel->{id};
		2818	}
		2819
		2820	return unless @extra || length $msg;
		2821
2396	if ($self->can_msg) {	2822	if ($self->can_msg) {
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2823	# default colour, mask it out
		2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2825	if $color & cf::NDI_DEF;
		2826
		2827	my $pkt = "msg "
		2828	. $self->{json_coder}->encode (
		2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2830	);
		2831
		2832	# try lzf for large packets
		2833	$pkt = "lzf " . Compress::LZF::compress $pkt
		2834	if 1024 <= length $pkt and $self->{can_lzf};
		2835
		2836	# split very large packets
		2837	if (8192 < length $pkt and $self->{can_lzf}) {
		2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2839	$pkt = "frag";
		2840	}
		2841
		2842	$self->send_packet ($pkt);
2398	} else {	2843	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408
2409	if ($color >= 0) {	2844	if ($color >= 0) {
		2845	# replace some tags by gcfclient-compatible ones
		2846	for ($msg) {
		2847	1 while
		2848	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2849	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2850	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2851	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2852	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2853	}
		2854
		2855	$color &= cf::NDI_COLOR_MASK;
		2856
		2857	utf8::encode $msg;
		2858
2410	if (0 && $msg =~ /\[/) {	2859	if (0 && $msg =~ /\[/) {
		2860	# COMMAND/INFO
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	2861	$self->send_packet ("drawextinfo $color 10 8 $msg")
2412	} else {	2862	} else {
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2863	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2414	$self->send_packet ("drawinfo $color $msg")	2864	$self->send_packet ("drawinfo $color $msg")
2415	}	2865	}
2416	}	2866	}
2417	}	2867	}
2418	}	2868	}
2419		2869
2420	=item $client->ext_event ($type, %msg)	2870	=item $client->ext_msg ($type, @msg)
2421		2871
2422	Sends an ext event to the client.	2872	Sends an ext event to the client.
2423		2873
2424	=cut	2874	=cut
2425		2875
2426	sub cf::client::ext_event($$%) {	2876	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	2877	my ($self, $type, @msg) = @_;
2428		2878
		2879	if ($self->extcmd == 2) {
		2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2881	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	2882	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2884	}
		2885	}
		2886
		2887	=item $client->ext_reply ($msgid, @msg)
		2888
		2889	Sends an ext reply to the client.
		2890
		2891	=cut
		2892
		2893	sub cf::client::ext_reply($$@) {
		2894	my ($self, $id, @msg) = @_;
		2895
		2896	if ($self->extcmd == 2) {
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2898	} elsif ($self->extcmd == 1) {
		2899	#TODO: version 1, remove
		2900	unshift @msg, msgtype => "reply", msgid => $id;
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2902	}
2431	}	2903	}
2432		2904
2433	=item $success = $client->query ($flags, "text", \&cb)	2905	=item $success = $client->query ($flags, "text", \&cb)
2434		2906
2435	Queues a query to the client, calling the given callback with	2907	Queues a query to the client, calling the given callback with
…		…
2458		2930
2459	1	2931	1
2460	}	2932	}
2461		2933
2462	cf::client->attach (	2934	cf::client->attach (
		2935	on_connect => sub {
		2936	my ($ns) = @_;
		2937
		2938	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2939	},
2463	on_reply => sub {	2940	on_reply => sub {
2464	my ($ns, $msg) = @_;	2941	my ($ns, $msg) = @_;
2465		2942
2466	# this weird shuffling is so that direct followup queries	2943	# this weird shuffling is so that direct followup queries
2467	# get handled first	2944	# get handled first
…		…
2482	}	2959	}
2483	},	2960	},
2484	on_exticmd => sub {	2961	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	2962	my ($ns, $buf) = @_;
2486		2963
2487	my $msg = eval { from_json $buf };	2964	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		2965
2489	if (ref $msg) {	2966	if (ref $msg) {
		2967	my ($type, $reply, @payload) =
		2968	"ARRAY" eq ref $msg
		2969	? @$msg
		2970	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2971
		2972	my @reply;
		2973
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2974	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	2975	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	2976	}
		2977
		2978	$ns->ext_reply ($reply, @reply)
		2979	if $reply;
		2980
2496	} else {	2981	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2982	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	2983	}
2499		2984
2500	cf::override;	2985	cf::override;
…		…
2547	our $safe = new Safe "safe";	3032	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3033	our $safe_hole = new Safe::Hole;
2549		3034
2550	$SIG{FPE} = 'IGNORE';	3035	$SIG{FPE} = 'IGNORE';
2551		3036
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3037	$safe->permit_only (Opcode::opset qw(
		3038	:base_core :base_mem :base_orig :base_math
		3039	grepstart grepwhile mapstart mapwhile
		3040	sort time
		3041	));
2553		3042
2554	# here we export the classes and methods available to script code	3043	# here we export the classes and methods available to script code
2555		3044
2556	=pod	3045	=pod
2557		3046
2558	The following functions and methods are available within a safe environment:	3047	The following functions and methods are available within a safe environment:
2559		3048
2560	cf::object contr pay_amount pay_player map	3049	cf::object
		3050	contr pay_amount pay_player map x y force_find force_add destroy
		3051	insert remove name archname title slaying race decrease split
		3052
2561	cf::object::player player	3053	cf::object::player
2562	cf::player peaceful	3054	player
2563	cf::map trigger	3055
		3056	cf::player
		3057	peaceful
		3058
		3059	cf::map
		3060	trigger
2564		3061
2565	=cut	3062	=cut
2566		3063
2567	for (	3064	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3066	insert remove inv nrof name archname title slaying race
		3067	decrease split destroy change_exp)],
2569	["cf::object::player" => qw(player)],	3068	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3069	["cf::player" => qw(peaceful)],
2571	["cf::map" => qw(trigger)],	3070	["cf::map" => qw(trigger)],
2572	) {	3071	) {
2573	no strict 'refs';	3072	no strict 'refs';
…		…
2649	# the server's init and main functions	3148	# the server's init and main functions
2650		3149
2651	sub load_facedata($) {	3150	sub load_facedata($) {
2652	my ($path) = @_;	3151	my ($path) = @_;
2653		3152
		3153	# HACK to clear player env face cache, we need some signal framework
		3154	# for this (global event?)
		3155	%ext::player_env::MUSIC_FACE_CACHE = ();
		3156
		3157	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3158
2654	warn "loading facedata from $path\n";	3159	warn "loading facedata from $path\n";
2655		3160
2656	my $facedata;	3161	my $facedata;
2657	0 < aio_load $path, $facedata	3162	0 < aio_load $path, $facedata
2658	or die "$path: $!";	3163	or die "$path: $!";
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3165	$facedata = Coro::Storable::thaw $facedata;
2661		3166
2662	$facedata->{version} == 2	3167	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3168	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3169
		3170	# patch in the exptable
		3171	$facedata->{resource}{"res/exp_table"} = {
		3172	type => FT_RSRC,
		3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3174	};
		3175	cf::cede_to_tick;
		3176
2665	{	3177	{
2666	my $faces = $facedata->{faceinfo};	3178	my $faces = $facedata->{faceinfo};
2667		3179
2668	while (my ($face, $info) = each %$faces) {	3180	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3182
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3183	cf::face::set_visibility $idx, $info->{visibility};
		3184	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2673	Coro::cede;	3187
		3188	cf::cede_to_tick;
2674	}	3189	}
2675		3190
2676	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3192	next unless $info->{smooth};
		3193
2678	my $idx = cf::face::find $face	3194	my $idx = cf::face::find $face
2679	or next;	3195	or next;
		3196
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3197	if (my $smooth = cf::face::find $info->{smooth}) {
		3198	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3199	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3200	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3201	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3202	}
2685	Coro::cede;	3203
		3204	cf::cede_to_tick;
2686	}	3205	}
2687	}	3206	}
2688		3207
2689	{	3208	{
2690	my $anims = $facedata->{animinfo};	3209	my $anims = $facedata->{animinfo};
2691		3210
2692	while (my ($anim, $info) = each %$anims) {	3211	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3212	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3213	cf::cede_to_tick;
2695	}	3214	}
2696		3215
2697	cf::anim::invalidate_all; # d'oh	3216	cf::anim::invalidate_all; # d'oh
2698	}	3217	}
2699		3218
		3219	{
		3220	# TODO: for gcfclient pleasure, we should give resources
		3221	# that gcfclient doesn't grok a >10000 face index.
		3222	my $res = $facedata->{resource};
		3223
		3224	while (my ($name, $info) = each %$res) {
		3225	if (defined $info->{type}) {
		3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3227	my $data;
		3228
		3229	if ($info->{type} & 1) {
		3230	# prepend meta info
		3231
		3232	my $meta = $enc->encode ({
		3233	name => $name,
		3234	%{ $info->{meta} || {} },
		3235	});
		3236
		3237	$data = pack "(w/a*)*", $meta, $info->{data};
		3238	} else {
		3239	$data = $info->{data};
		3240	}
		3241
		3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3243	cf::face::set_type $idx, $info->{type};
		3244	} else {
		3245	$RESOURCE{$name} = $info;
		3246	}
		3247
		3248	cf::cede_to_tick;
		3249	}
		3250	}
		3251
		3252	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3253
2700	1	3254	1
2701	}	3255	}
2702		3256
		3257	cf::global->attach (on_resource_update => sub {
		3258	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3259	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3260
		3261	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3262	my $sound = $soundconf->{compat}[$_]
		3263	or next;
		3264
		3265	my $face = cf::face::find "sound/$sound->[1]";
		3266	cf::sound::set $sound->[0] => $face;
		3267	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3268	}
		3269
		3270	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3271	my $face = cf::face::find "sound/$v";
		3272	cf::sound::set $k => $face;
		3273	}
		3274	}
		3275	});
		3276
		3277	register_exticmd fx_want => sub {
		3278	my ($ns, $want) = @_;
		3279
		3280	while (my ($k, $v) = each %$want) {
		3281	$ns->fx_want ($k, $v);
		3282	}
		3283	};
		3284
		3285	sub load_resource_file($) {
		3286	my $guard = lock_acquire "load_resource_file";
		3287
		3288	my $status = load_resource_file_ $_[0];
		3289	get_slot 0.1, 100;
		3290	cf::arch::commit_load;
		3291
		3292	$status
		3293	}
		3294
2703	sub reload_regions {	3295	sub reload_regions {
		3296	# HACK to clear player env face cache, we need some signal framework
		3297	# for this (global event?)
		3298	%ext::player_env::MUSIC_FACE_CACHE = ();
		3299
2704	load_resource_file "$MAPDIR/regions"	3300	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3301	or die "unable to load regions file\n";
		3302
		3303	for (cf::region::list) {
		3304	$_->{match} = qr/$_->{match}/
		3305	if exists $_->{match};
		3306	}
2706	}	3307	}
2707		3308
2708	sub reload_facedata {	3309	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3310	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3311	or die "unable to load facedata\n";
…		…
2721	}	3322	}
2722		3323
2723	sub reload_resources {	3324	sub reload_resources {
2724	warn "reloading resource files...\n";	3325	warn "reloading resource files...\n";
2725		3326
		3327	reload_facedata;
		3328	reload_archetypes;
2726	reload_regions;	3329	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3330	reload_treasures;
2731		3331
2732	warn "finished reloading resource files\n";	3332	warn "finished reloading resource files\n";
2733	}	3333	}
2734		3334
2735	sub init {	3335	sub init {
		3336	my $guard = freeze_mainloop;
		3337
		3338	evthread_start IO::AIO::poll_fileno;
		3339
2736	reload_resources;	3340	reload_resources;
2737	}	3341	}
2738		3342
2739	sub cfg_load {	3343	sub reload_config {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3344	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3345	or return;
2742		3346
2743	local $/;	3347	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3348	*CFG = YAML::Load <$fh>;
2745		3349
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3351
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2755	};	3359	};
2756	warn $@ if $@;	3360	warn $@ if $@;
2757	}	3361	}
2758	}	3362	}
2759		3363
		3364	sub pidfile() {
		3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3366	or die "$PIDFILE: $!";
		3367	flock $fh, &Fcntl::LOCK_EX
		3368	or die "$PIDFILE: flock: $!";
		3369	$fh
		3370	}
		3371
		3372	# make sure only one server instance is running at any one time
		3373	sub atomic {
		3374	my $fh = pidfile;
		3375
		3376	my $pid = <$fh>;
		3377	kill 9, $pid if $pid > 0;
		3378
		3379	seek $fh, 0, 0;
		3380	print $fh $$;
		3381	}
		3382
2760	sub main {	3383	sub main {
		3384	atomic;
		3385
2761	# we must not ever block the main coroutine	3386	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3387	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3389	(async {
2765	Event::one_event;	3390	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3391	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3392	})->prio (Coro::PRIO_MAX);
2767	};	3393	};
2768		3394
2769	cfg_load;	3395	{
		3396	my $guard = freeze_mainloop;
		3397	reload_config;
2770	db_init;	3398	db_init;
2771	load_extensions;	3399	load_extensions;
2772		3400
2773	$TICK_WATCHER->start;	3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3402	}
		3403
		3404	utime time, time, $RUNTIMEFILE;
		3405
		3406	# no (long-running) fork's whatsoever before this point(!)
		3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3408
2774	Event::loop;	3409	EV::loop;
2775	}	3410	}
2776		3411
2777	#############################################################################	3412	#############################################################################
2778	# initialisation and cleanup	3413	# initialisation and cleanup
2779		3414
2780	# install some emergency cleanup handlers	3415	# install some emergency cleanup handlers
2781	BEGIN {	3416	BEGIN {
		3417	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3418	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3420	cf::cleanup "SIG$signal";
2790	},
2791	);	3421	};
2792	}	3422	}
2793	}	3423	}
2794		3424
2795	sub write_runtime {	3425	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";
2797
2798	# first touch the runtime file to show we are still running:	3426	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3427	# the fsync below can take a very very long time.
2800		3428
2801	IO::AIO::aio_utime $runtime, undef, undef;	3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3430
2803	my $guard = cf::lock_acquire "write_runtime";	3431	my $guard = cf::lock_acquire "write_runtime";
2804		3432
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2806	or return;	3434	or return;
2807		3435
2808	my $value = $cf::RUNTIME + 90 + 10;	3436	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3437	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3438	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3448	aio_utime $fh, undef, undef;
2821		3449
2822	close $fh	3450	close $fh
2823	or return;	3451	or return;
2824		3452
2825	aio_rename "$runtime~", $runtime	3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3454	and return;
2827		3455
2828	warn "runtime file written.\n";	3456	warn "runtime file written.\n";
2829		3457
2830	1	3458	1
		3459	}
		3460
		3461	our $uuid_lock;
		3462	our $uuid_skip;
		3463
		3464	sub write_uuid_sync($) {
		3465	$uuid_skip ||= $_[0];
		3466
		3467	return if $uuid_lock;
		3468	local $uuid_lock = 1;
		3469
		3470	my $uuid = "$LOCALDIR/uuid";
		3471
		3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3473	or return;
		3474
		3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3476	$uuid_skip = 0;
		3477
		3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3479	and return;
		3480
		3481	# always fsync - this file is important
		3482	aio_fsync $fh
		3483	and return;
		3484
		3485	close $fh
		3486	or return;
		3487
		3488	aio_rename "$uuid~", $uuid
		3489	and return;
		3490
		3491	warn "uuid file written ($value).\n";
		3492
		3493	1
		3494
		3495	}
		3496
		3497	sub write_uuid($$) {
		3498	my ($skip, $sync) = @_;
		3499
		3500	$sync ? write_uuid_sync $skip
		3501	: async { write_uuid_sync $skip };
2831	}	3502	}
2832		3503
2833	sub emergency_save() {	3504	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3505	my $freeze_guard = cf::freeze_mainloop;
2835		3506
…		…
2841	# and maps saved/destroyed asynchronously.	3512	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3513	warn "begin emergency player save\n";
2843	for my $login (keys %cf::PLAYER) {	3514	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3515	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3516	$pl->valid or next;
		3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3518	$pl->save;
2847	}	3519	}
2848	warn "end emergency player save\n";	3520	warn "end emergency player save\n";
2849		3521
2850	warn "begin emergency map save\n";	3522	warn "begin emergency map save\n";
…		…
2856	warn "end emergency map save\n";	3528	warn "end emergency map save\n";
2857		3529
2858	warn "begin emergency database checkpoint\n";	3530	warn "begin emergency database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3531	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3532	warn "end emergency database checkpoint\n";
		3533
		3534	warn "begin write uuid\n";
		3535	write_uuid_sync 1;
		3536	warn "end write uuid\n";
2861	};	3537	};
2862		3538
2863	warn "leave emergency perl save\n";	3539	warn "leave emergency perl save\n";
2864	}	3540	}
2865		3541
2866	sub post_cleanup {	3542	sub post_cleanup {
2867	my ($make_core) = @_;	3543	my ($make_core) = @_;
2868		3544
2869	warn Carp::longmess "post_cleanup backtrace"	3545	warn Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3546	if $make_core;
		3547
		3548	my $fh = pidfile;
		3549	unlink $PIDFILE if <$fh> == $$;
2871	}	3550	}
		3551
		3552	# a safer delete_package, copied from Symbol
		3553	sub clear_package($) {
		3554	my $pkg = shift;
		3555
		3556	# expand to full symbol table name if needed
		3557	unless ($pkg =~ /^main::.*::$/) {
		3558	$pkg = "main$pkg" if $pkg =~ /^::/;
		3559	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3560	$pkg .= '::' unless $pkg =~ /::$/;
		3561	}
		3562
		3563	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3564	my $stem_symtab = *{$stem}{HASH};
		3565
		3566	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3567	or return;
		3568
		3569	# clear all symbols
		3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3571	for my $name (keys %$leaf_symtab) {
		3572	_gv_clear *{"$pkg$name"};
		3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3574	}
		3575	warn "cleared package #$pkg\n";#d#
		3576	}
		3577
		3578	our $RELOAD; # how many times to reload
2872		3579
2873	sub do_reload_perl() {	3580	sub do_reload_perl() {
2874	# can/must only be called in main	3581	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3582	if ($Coro::current != $Coro::main) {
2876	warn "can only reload from main coroutine";	3583	warn "can only reload from main coroutine";
2877	return;	3584	return;
2878	}	3585	}
2879		3586
		3587	return if $RELOAD++;
		3588
		3589	while ($RELOAD) {
2880	warn "reloading...";	3590	warn "reloading...";
2881		3591
2882	warn "entering sync_job";	3592	warn "entering sync_job";
2883		3593
2884	cf::sync_job {	3594	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3595	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3596	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3597	cf::write_runtime_sync; # external watchdog should not bark
2888		3598
2889	warn "syncing database to disk";	3599	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3600	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3601
2892	# if anything goes wrong in here, we should simply crash as we already saved	3602	# if anything goes wrong in here, we should simply crash as we already saved
2893		3603
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3604	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3605	while (IO::AIO::nreqs || BDB::nreqs) {
2905	warn "iterate...";	3606	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();
2913
2914	warn "removing commands";
2915	%COMMAND = ();
2916
2917	warn "removing ext/exti commands";
2918	%EXTCMD = ();
2919	%EXTICMD = ();
2920
2921	warn "unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";
2924
2925	if (my $cb = $pkg->can ("unload")) {
2926	eval {
2927	$cb->($pkg);
2928	1
2929	} or warn "$pkg unloaded, but with errors: $@";
2930	}	3607	}
2931		3608
2932	warn "... nuking $pkg";	3609	warn "cancelling all extension coros";
2933	Symbol::delete_package $pkg;	3610	$_->cancel for values %EXT_CORO;
2934	}	3611	%EXT_CORO = ();
2935		3612
2936	warn "unloading all perl modules loaded from $LIBDIR";	3613	warn "removing commands";
2937	while (my ($k, $v) = each %INC) {	3614	%COMMAND = ();
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3615
		3616	warn "removing ext/exti commands";
		3617	%EXTCMD = ();
		3618	%EXTICMD = ();
		3619
		3620	warn "unloading/nuking all extensions";
		3621	for my $pkg (@EXTS) {
2940	warn "... unloading $k";	3622	warn "... unloading $pkg";
2941	delete $INC{$k};
2942		3623
2943	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;
2945
2946	if (my $cb = $k->can ("unload_module")) {	3624	if (my $cb = $pkg->can ("unload")) {
		3625	eval {
2947	$cb->();	3626	$cb->($pkg);
		3627	1
		3628	} or warn "$pkg unloaded, but with errors: $@";
		3629	}
		3630
		3631	warn "... clearing $pkg";
		3632	clear_package $pkg;
2948	}	3633	}
2949		3634
2950	Symbol::delete_package $k;	3635	warn "unloading all perl modules loaded from $LIBDIR";
		3636	while (my ($k, $v) = each %INC) {
		3637	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3638
		3639	warn "... unloading $k";
		3640	delete $INC{$k};
		3641
		3642	$k =~ s/\.pm$//;
		3643	$k =~ s/\//::/g;
		3644
		3645	if (my $cb = $k->can ("unload_module")) {
		3646	$cb->();
		3647	}
		3648
		3649	clear_package $k;
2951	}	3650	}
2952		3651
2953	warn "getting rid of safe::, as good as possible";	3652	warn "getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3653	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3655
2957	warn "unloading cf.pm \"a bit\"";	3656	warn "unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3657	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3658	delete $INC{"cf/pod.pm"};
2960		3659
2961	# don't, removes xs symbols, too,	3660	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3661	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3662	#clear_package __PACKAGE__;
2964		3663
2965	warn "unload completed, starting to reload now";	3664	warn "unload completed, starting to reload now";
2966		3665
2967	warn "reloading cf.pm";	3666	warn "reloading cf.pm";
2968	require cf;	3667	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2970		3669
2971	warn "loading config and database again";	3670	warn "loading config and database again";
2972	cf::cfg_load;	3671	cf::reload_config;
2973		3672
2974	warn "loading extensions";	3673	warn "loading extensions";
2975	cf::load_extensions;	3674	cf::load_extensions;
2976		3675
2977	warn "reattaching attachments to objects/players";	3676	warn "reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3677	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3678	warn "reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3679	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3680	warn "reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3681	reattach $_ for values %PLAYER;
2983		3682
2984	warn "leaving sync_job";	3683	warn "leaving sync_job";
2985		3684
2986	1	3685	1
2987	} or do {	3686	} or do {
2988	warn $@;	3687	warn $@;
2989	warn "error while reloading, exiting.";	3688	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3689	};
2992		3690
2993	warn "reloaded";	3691	warn "reloaded";
		3692	--$RELOAD;
		3693	}
2994	};	3694	};
2995		3695
2996	our $RELOAD_WATCHER; # used only during reload	3696	our $RELOAD_WATCHER; # used only during reload
2997		3697
2998	sub reload_perl() {	3698	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3699	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3700	# coro crashes during coro_state_free->destroy here.
3001		3701
3002	$RELOAD_WATCHER ||= Event->timer (	3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3003	reentrant => 0,
3004	after => 0,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	do_reload_perl;	3703	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3704	undef $RELOAD_WATCHER;
3009	},
3010	);	3705	};
3011	}	3706	}
3012		3707
3013	register_command "reload" => sub {	3708	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3709	my ($who, $arg) = @_;
3015		3710
3016	if ($who->flag (FLAG_WIZ)) {	3711	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3712	$who->message ("reloading server.");
		3713	async {
		3714	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3715	reload_perl;
		3716	};
3019	}	3717	}
3020	};	3718	};
3021		3719
3022	unshift @INC, $LIBDIR;	3720	unshift @INC, $LIBDIR;
3023		3721
…		…
3025		3723
3026	our @WAIT_FOR_TICK;	3724	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3725	our @WAIT_FOR_TICK_BEGIN;
3028		3726
3029	sub wait_for_tick {	3727	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	3728	return if tick_inhibit || $Coro::current == $Coro::main;
3032		3729
3033	my $signal = new Coro::Signal;	3730	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3731	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3732	$signal->wait;
3036	}	3733	}
3037		3734
3038	sub wait_for_tick_begin {	3735	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3736	return if tick_inhibit || $Coro::current == $Coro::main;
3041		3737
3042	my $signal = new Coro::Signal;	3738	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3739	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3740	$signal->wait;
3045	}	3741	}
3046		3742
3047	my $min = 1e6;#d#	3743	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3744	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3745	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3746	unless ++$bug_warning > 10;
3059	return;	3747	return;
3060	}	3748	}
3061		3749
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3750	cf::server_tick; # one server iteration
3065		3751
3066	0 && sync_job {#d#	3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3067	for(1..10) {	3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3068	my $t = Event::time;	3754	Coro::async_pool {
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3755	$Coro::current->{desc} = "runtime saver";
3070	or die;	3756	write_runtime_sync
3071		3757	or warn "ERROR: unable to write runtime file: $!";
3072	$map->width (50);
3073	$map->height (50);
3074	$map->alloc;
3075	$map->_load_objects ("/tmp/x.map", 1);
3076	my $t = Event::time - $t;
3077
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	3758	};
		3759	}
3088		3760
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3761	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3762	$sig->send;
3105	}	3763	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3764	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3765	$sig->send;
3108	}	3766	}
3109		3767
3110	$NOW = Event::time;	3768	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3769	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		3770
3121	_post_tick;	3771	if (0) {
3122		3772	if ($NEXT_TICK) {
3123		3773	my $jitter = $TICK_START - $NEXT_TICK;
		3774	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3775	warn "jitter $JITTER\n";#d#
		3776	}
3124	},	3777	}
3125	);	3778	}
3126		3779
3127	{	3780	{
3128	BDB::max_poll_time $TICK * 0.1;	3781	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	3782
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	3783	BDB::min_parallel 8;
3138		3784	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	3785	$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		3786
3154	unless ($DB_ENV) {	3787	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	3788	$DB_ENV = BDB::db_env_create;
		3789	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3790	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3791	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3792	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3793	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		3794
3157	cf::sync_job {	3795	cf::sync_job {
3158	eval {	3796	eval {
3159	BDB::db_env_open	3797	BDB::db_env_open
3160	$DB_ENV,	3798	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3800	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3801	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	3802	0666;
3165		3803
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3804	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	3805	};
3171		3806
3172	cf::cleanup "db_env_open(db): $@" if $@;	3807	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	3808	};
3174	}	3809	}
		3810
		3811	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3812	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3813	};
		3814	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3815	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3816	};
		3817	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3818	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3819	};
3175	}	3820	}
3176		3821
3177	{	3822	{
		3823	# configure IO::AIO
		3824
3178	IO::AIO::min_parallel 8;	3825	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	3826	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	3827	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	3828	}
3191		3829
3192	my $_log_backtrace;	3830	my $_log_backtrace;
3193		3831
3194	sub _log_backtrace {	3832	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	3835	$msg =~ s/\n//;
3198		3836
3199	# limit the # of concurrent backtraces	3837	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	3838	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	3839	++$_log_backtrace;
		3840	my $perl_bt = Carp::longmess $msg;
3202	async {	3841	async {
		3842	$Coro::current->{desc} = "abt $msg";
		3843
3203	my @bt = fork_call {	3844	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	3845	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3846	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3847	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	3848	or die "addr2line: $!";
…		…
3215	}	3856	}
3216		3857
3217	@funcs	3858	@funcs
3218	};	3859	};
3219		3860
3220	LOG llevInfo, "[ABT] $msg\n";	3861	LOG llevInfo, "[ABT] $perl_bt\n";
		3862	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	3863	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	3864	--$_log_backtrace;
3223	};	3865	};
3224	} else {	3866	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	3867	LOG llevInfo, "[ABT] $msg\n";

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