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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 1.448 by root, Fri Sep 19 05:30:23 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
39
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		68
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	{
		72	# very ugly, but ensure we acquire the storable lock
		73
		74	sub net_mstore {
		75	my $guard = Coro::Storable::guard;
		76	&Storable::net_mstore
		77	}
		78
		79	sub mretrieve {
		80	my $guard = Coro::Storable::guard;
		81	&Storable::mretrieve
		82	}
		83
		84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";
		85	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		86	}
46		87
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	88	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		89
49	our %COMMAND = ();	90	our %COMMAND = ();
50	our %COMMAND_TIME = ();	91	our %COMMAND_TIME = ();
…		…
56	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
57		98
58	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far
59	our @EVENT;	100	our @EVENT;
60		101
61	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	103	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	107	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	108	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	111	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	112	our $BDBDIR = "$LOCALDIR/db";
		113	our $PIDFILE = "$LOCALDIR/pid";
		114	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		115
		116	our %RESOURCE;
72		117
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	118	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	119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	120	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	121	our $USE_FSYNC = 1; # use fsync to write maps - default off
80		122
		123	our $BDB_DEADLOCK_WATCHER;
		124	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	125	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	126	our $DB_ENV;
83		127
84	our %CFG;	128	our %CFG;
85		129
86	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
88		133
89	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
92		137
93	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		140
96	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
97	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
98	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
99		145
100	binmode STDOUT;	146	binmode STDOUT;
101	binmode STDERR;	147	binmode STDERR;
102		148
103	# read virtual server time, if available	149	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	150	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	151	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	152	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	153	$RUNTIME = <$fh> + 0.;
108	}	154	}
109		155
110	mkdir $_	156	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
156		202
157	The raw value load value from the last tick.	203	The raw value load value from the last tick.
158		204
159	=item %cf::CFG	205	=item %cf::CFG
160		206
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	207	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	208	from wherever your confdir points to.
163		209
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	210	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		211
166	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	212	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	213	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.	214	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
169		215
		216	=item @cf::INVOKE_RESULTS
		217
		218	This array contains the results of the last C<invoke ()> call. When
		219	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		220	that call.
		221
170	=back	222	=back
171		223
172	=cut	224	=cut
173		225
174	BEGIN {	226	BEGIN {
…		…
178	$msg .= "\n"	230	$msg .= "\n"
179	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
180		232
181	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
182		234
183	utf8::encode $msg;
184	LOG llevError, $msg;	235	LOG llevError, $msg;
185	};	236	};
186	}	237	}
		238
		239	$Coro::State::DIEHOOK = sub {
		240	return unless $^S eq 0; # "eq", not "=="
		241
		242	if ($Coro::current == $Coro::main) {#d#
		243	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		244	return;#d#
		245	}#d#
		246
		247	# kill coroutine otherwise
		248	warn Carp::longmess $_[0];
		249	Coro::terminate
		250	};
		251
		252	$SIG{__DIE__} = sub { }; #d#?
187		253
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	264	for my $pkg (qw(
199	cf::global cf::attachable	265	cf::global cf::attachable
200	cf::object cf::object::player	266	cf::object cf::object::player
201	cf::client cf::player	267	cf::client cf::player
202	cf::arch cf::living	268	cf::arch cf::living
		269	cf::map cf::mapspace
203	cf::map cf::party cf::region	270	cf::party cf::region
204	)) {	271	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	273	}
208		274
209	$Event::DIED = sub {	275	$EV::DIED = sub {
210	warn "error in event callback: @_";	276	warn "error in event callback: @_";
211	};	277	};
212		278
213	#############################################################################	279	#############################################################################
214		280
…		…
237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
238	$d	304	$d
239	} || "[unable to dump $_[0]: '$@']";	305	} || "[unable to dump $_[0]: '$@']";
240	}	306	}
241		307
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	308	=item $ref = cf::decode_json $json
245		309
246	Converts a JSON string into the corresponding perl data structure.	310	Converts a JSON string into the corresponding perl data structure.
247		311
248	=item $json = cf::to_json $ref	312	=item $json = cf::encode_json $ref
249		313
250	Converts a perl data structure into its JSON representation.	314	Converts a perl data structure into its JSON representation.
251		315
252	=cut	316	=cut
253		317
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		319
256	sub to_json ($) { $json_coder->encode ($_[0]) }	320	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	321	sub decode_json($) { $json_coder->decode ($_[0]) }
258		322
259	=item cf::lock_wait $string	323	=item cf::lock_wait $string
260		324
261	Wait until the given lock is available. See cf::lock_acquire.	325	Wait until the given lock is available. See cf::lock_acquire.
262		326
…		…
265	Wait until the given lock is available and then acquires it and returns	329	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,	330	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	331	for example when the coroutine gets canceled), the lock is automatically
268	returned.	332	returned.
269		333
		334	Locks are *not* recursive, locking from the same coro twice results in a
		335	deadlocked coro.
		336
270	Lock names should begin with a unique identifier (for example, cf::map::find	337	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	338	uses map_find and cf::map::load uses map_load).
272		339
273	=item $locked = cf::lock_active $string	340	=item $locked = cf::lock_active $string
274		341
275	Return true if the lock is currently active, i.e. somebody has locked it.	342	Return true if the lock is currently active, i.e. somebody has locked it.
276		343
277	=cut	344	=cut
278		345
279	our %LOCK;	346	our %LOCK;
		347	our %LOCKER;#d#
280		348
281	sub lock_wait($) {	349	sub lock_wait($) {
282	my ($key) = @_;	350	my ($key) = @_;
		351
		352	if ($LOCKER{$key} == $Coro::current) {#d#
		353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		354	return;#d#
		355	}#d#
283		356
284	# wait for lock, if any	357	# wait for lock, if any
285	while ($LOCK{$key}) {	358	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	359	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	360	Coro::schedule;
…		…
293		366
294	# wait, to be sure we are not locked	367	# wait, to be sure we are not locked
295	lock_wait $key;	368	lock_wait $key;
296		369
297	$LOCK{$key} = [];	370	$LOCK{$key} = [];
		371	$LOCKER{$key} = $Coro::current;#d#
298		372
299	Coro::guard {	373	Coro::guard {
		374	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	375	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	376	$_->ready for @{ delete $LOCK{$key} };
302	}	377	}
303	}	378	}
304		379
…		…
307		382
308	! ! $LOCK{$key}	383	! ! $LOCK{$key}
309	}	384	}
310		385
311	sub freeze_mainloop {	386	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	387	tick_inhibit_inc;
313		388
314	my $guard = Coro::guard {	389	Coro::guard \&tick_inhibit_dec;
315	$TICK_WATCHER->start;	390	}
		391
		392	=item cf::periodic $interval, $cb
		393
		394	Like EV::periodic, but randomly selects a starting point so that the actions
		395	get spread over timer.
		396
		397	=cut
		398
		399	sub periodic($$) {
		400	my ($interval, $cb) = @_;
		401
		402	my $start = rand List::Util::min 180, $interval;
		403
		404	EV::periodic $start, $interval, 0, $cb
		405	}
		406
		407	=item cf::get_slot $time[, $priority[, $name]]
		408
		409	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		410	This call blocks and returns only when you have at least C<$time> seconds
		411	of cpu time till the next tick. The slot is only valid till the next cede.
		412
		413	The optional C<$name> can be used to identify the job to run. It might be
		414	used for statistical purposes and should identify the same time-class.
		415
		416	Useful for short background jobs.
		417
		418	=cut
		419
		420	our @SLOT_QUEUE;
		421	our $SLOT_QUEUE;
		422
		423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		424	$SLOT_QUEUE = Coro::async {
		425	$Coro::current->desc ("timeslot manager");
		426
		427	my $signal = new Coro::Signal;
		428
		429	while () {
		430	next_job:
		431	my $avail = cf::till_tick;
		432	if ($avail > 0.01) {
		433	for (0 .. $#SLOT_QUEUE) {
		434	if ($SLOT_QUEUE[$_][0] < $avail) {
		435	my $job = splice @SLOT_QUEUE, $_, 1, ();
		436	$job->[2]->send;
		437	Coro::cede;
		438	goto next_job;
		439	}
		440	}
		441	}
		442
		443	if (@SLOT_QUEUE) {
		444	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		445	push @cf::WAIT_FOR_TICK, $signal;
		446	$signal->wait;
		447	} else {
		448	Coro::schedule;
		449	}
316	};	450	}
317	$TICK_WATCHER->stop;	451	};
318	$guard	452
		453	sub get_slot($;$$) {
		454	return if tick_inhibit || $Coro::current == $Coro::main;
		455
		456	my ($time, $pri, $name) = @_;
		457
		458	$time = $TICK * .6 if $time > $TICK * .6;
		459	my $sig = new Coro::Signal;
		460
		461	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		462	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		463	$SLOT_QUEUE->ready;
		464	$sig->wait;
319	}	465	}
320		466
321	=item cf::async { BLOCK }	467	=item cf::async { BLOCK }
322		468
323	Currently the same as Coro::async_pool, meaning you cannot use	469	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		474
329	BEGIN { *async = \&Coro::async_pool }	475	BEGIN { *async = \&Coro::async_pool }
330		476
331	=item cf::sync_job { BLOCK }	477	=item cf::sync_job { BLOCK }
332		478
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	479	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	480	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	481	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	482	acceptable.
337		483
338	If it must be done, put the blocking parts into C<sync_job>. This will run	484	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	485	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		490
345	sub sync_job(&) {	491	sub sync_job(&) {
346	my ($job) = @_;	492	my ($job) = @_;
347		493
348	if ($Coro::current == $Coro::main) {	494	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	495	my $time = EV::time;
350		496
351	# this is the main coro, too bad, we have to block	497	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	498	# till the operation succeeds, freezing the server :/
353		499
354	# TODO: use suspend/resume instead	500	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	501
356	my $freeze_guard = freeze_mainloop;	502	my $freeze_guard = freeze_mainloop;
357		503
358	my $busy = 1;	504	my $busy = 1;
359	my @res;	505	my @res;
360		506
361	(async {	507	(async {
		508	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	509	@res = eval { $job->() };
363	warn $@ if $@;	510	warn $@ if $@;
364	undef $busy;	511	undef $busy;
365	})->prio (Coro::PRIO_MAX);	512	})->prio (Coro::PRIO_MAX);
366		513
367	while ($busy) {	514	while ($busy) {
368	Coro::cede or Event::one_event;	515	if (Coro::nready) {
		516	Coro::cede_notself;
		517	} else {
		518	EV::loop EV::LOOP_ONESHOT;
369	}	519	}
		520	}
370		521
371	$time = Event::time - $time;	522	my $time = EV::time - $time;
372		523
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	524	$TICK_START += $time; # do not account sync jobs to server load
377		525
378	wantarray ? @res : $res[0]	526	wantarray ? @res : $res[0]
379	} else {	527	} else {
380	# we are in another coroutine, how wonderful, everything just works	528	# we are in another coroutine, how wonderful, everything just works
381		529
…		…
406	=item fork_call { }, $args	554	=item fork_call { }, $args
407		555
408	Executes the given code block with the given arguments in a seperate	556	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	557	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	558	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	559	never block itself or use any form of event handling.
412		560
413	=cut	561	=cut
414		562
415	sub fork_call(&@) {	563	sub fork_call(&@) {
416	my ($cb, @args) = @_;	564	my ($cb, @args) = @_;
417		565
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	566	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	567	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	568	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		569
423	if (my $pid = fork) {	570	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;	571	reset_signals;
436	local $SIG{__WARN__};	572	&$cb
437	local $SIG{__DIE__};	573	}, @args;
438	eval {
439	close $fh1;
440		574
441	my @res = eval { $cb->(@args) };	575	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	576	}
443	};
444		577
445	warn $@ if $@;	578	=item $coin = coin_from_name $name
446	_exit 0;	579
447	}	580	=cut
		581
		582	our %coin_alias = (
		583	"silver" => "silvercoin",
		584	"silvercoin" => "silvercoin",
		585	"silvercoins" => "silvercoin",
		586	"gold" => "goldcoin",
		587	"goldcoin" => "goldcoin",
		588	"goldcoins" => "goldcoin",
		589	"platinum" => "platinacoin",
		590	"platinumcoin" => "platinacoin",
		591	"platinumcoins" => "platinacoin",
		592	"platina" => "platinacoin",
		593	"platinacoin" => "platinacoin",
		594	"platinacoins" => "platinacoin",
		595	"royalty" => "royalty",
		596	"royalties" => "royalty",
		597	);
		598
		599	sub coin_from_name($) {
		600	$coin_alias{$_[0]}
		601	? cf::arch::find $coin_alias{$_[0]}
		602	: undef
448	}	603	}
449		604
450	=item $value = cf::db_get $family => $key	605	=item $value = cf::db_get $family => $key
451		606
452	Returns a single value from the environment database.	607	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	609	=item cf::db_put $family => $key => $value
455		610
456	Stores the given C<$value> in the family. It can currently store binary	611	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).	612	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		613
		614	=item $db = cf::db_table "name"
		615
		616	Create and/or open a new database table. The string must not be "db" and must be unique
		617	within each server.
		618
459	=cut	619	=cut
		620
		621	sub db_table($) {
		622	my ($name) = @_;
		623	my $db = BDB::db_create $DB_ENV;
		624
		625	eval {
		626	$db->set_flags (BDB::CHKSUM);
		627
		628	utf8::encode $name;
		629	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		630	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		631	cf::cleanup "db_open(db): $!" if $!;
		632	};
		633	cf::cleanup "db_open(db): $@" if $@;
		634
		635	$db
		636	}
460		637
461	our $DB;	638	our $DB;
462		639
463	sub db_init {	640	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	641	cf::sync_job {
468	eval {	642	$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	}	643	};
478	}	644	}
479		645
480	sub db_get($$) {	646	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	647	my $key = "$_[0]/$_[1]";
482		648
…		…
532	if (1) {	698	if (1) {
533	$md5 =	699	$md5 =
534	join "\x00",	700	join "\x00",
535	$processversion,	701	$processversion,
536	map {	702	map {
537	Coro::cede;	703	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	704	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	705	} 0.. $#$src;
540		706
541		707
542	my $dbmd5 = db_get cache => "$id/md5";	708	my $dbmd5 = db_get cache => "$id/md5";
…		…
580		746
581	#############################################################################	747	#############################################################################
582		748
583	=head2 ATTACHABLE OBJECTS	749	=head2 ATTACHABLE OBJECTS
584		750
585	Many objects in crossfire are so-called attachable objects. That means you can	751	Many objects in deliantra are so-called attachable objects. That means you can
586	attach callbacks/event handlers (a collection of which is called an "attachment")	752	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	753	to it. All such attachable objects support the following methods.
588		754
589	In the following description, CLASS can be any of C<global>, C<object>	755	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	756	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	757	Deliantra).
592		758
593	=over 4	759	=over 4
594		760
595	=item $attachable->attach ($attachment, key => $value...)	761	=item $attachable->attach ($attachment, key => $value...)
596		762
…		…
640	=item cf::CLASS::attachment $name, ...	806	=item cf::CLASS::attachment $name, ...
641		807
642	Register an attachment by C<$name> through which attachable objects of the	808	Register an attachment by C<$name> through which attachable objects of the
643	given CLASS can refer to this attachment.	809	given CLASS can refer to this attachment.
644		810
645	Some classes such as crossfire maps and objects can specify attachments	811	Some classes such as deliantra maps and objects can specify attachments
646	that are attached at load/instantiate time, thus the need for a name.	812	that are attached at load/instantiate time, thus the need for a name.
647		813
648	These calls expect any number of the following handler/hook descriptions:	814	These calls expect any number of the following handler/hook descriptions:
649		815
650	=over 4	816	=over 4
…		…
848	";	1014	";
849	die if $@;	1015	die if $@;
850	}	1016	}
851		1017
852	our $override;	1018	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1019	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		1020
855	sub override {	1021	sub override {
856	$override = 1;	1022	$override = 1;
857	@invoke_results = ();	1023	@INVOKE_RESULTS = (@_);
858	}	1024	}
859		1025
860	sub do_invoke {	1026	sub do_invoke {
861	my $event = shift;	1027	my $event = shift;
862	my $callbacks = shift;	1028	my $callbacks = shift;
863		1029
864	@invoke_results = ();	1030	@INVOKE_RESULTS = ();
865		1031
866	local $override;	1032	local $override;
867		1033
868	for (@$callbacks) {	1034	for (@$callbacks) {
869	eval { &{$_->[1]} };	1035	eval { &{$_->[1]} };
…		…
878	}	1044	}
879		1045
880	0	1046	0
881	}	1047	}
882		1048
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1049	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1050
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1052
887	Generate an object-specific event with the given arguments.	1053	Generate an object-specific event with the given arguments.
888		1054
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1055	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	1056	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1057	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1058
893	=back	1059	=back
894		1060
895	=cut	1061	=cut
896		1062
897	#############################################################################	1063	#############################################################################
898	# object support	1064	# object support
		1065
		1066	sub _object_equal($$);
		1067	sub _object_equal($$) {
		1068	my ($a, $b) = @_;
		1069
		1070	return 0 unless (ref $a) eq (ref $b);
		1071
		1072	if ("HASH" eq ref $a) {
		1073	my @ka = keys %$a;
		1074	my @kb = keys %$b;
		1075
		1076	return 0 if @ka != @kb;
		1077
		1078	for (0 .. $#ka) {
		1079	return 0 unless $ka[$_] eq $kb[$_];
		1080	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1081	}
		1082
		1083	} elsif ("ARRAY" eq ref $a) {
		1084
		1085	return 0 if @$a != @$b;
		1086
		1087	for (0 .. $#$a) {
		1088	return 0 unless _object_equal $a->[$_], $b->[$_];
		1089	}
		1090
		1091	} elsif ($a ne $b) {
		1092	return 0;
		1093	}
		1094
		1095	1
		1096	}
		1097
		1098	our $SLOW_MERGES;#d#
		1099	sub _can_merge {
		1100	my ($ob1, $ob2) = @_;
		1101
		1102	++$SLOW_MERGES;#d#
		1103
		1104	# we do the slow way here
		1105	return _object_equal $ob1, $ob2
		1106	}
899		1107
900	sub reattach {	1108	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1109	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1110	my ($obj) = @_;
903		1111
		1112	# no longer needed after getting rid of delete_package?
904	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1113	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
905		1114
906	my $registry = $obj->registry;	1115	my $registry = $obj->registry;
907		1116
908	@$registry = ();	1117	@$registry = ();
909		1118
…		…
924	cf::attachable->attach (	1133	cf::attachable->attach (
925	prio => -1000000,	1134	prio => -1000000,
926	on_instantiate => sub {	1135	on_instantiate => sub {
927	my ($obj, $data) = @_;	1136	my ($obj, $data) = @_;
928		1137
929	$data = from_json $data;	1138	$data = decode_json $data;
930		1139
931	for (@$data) {	1140	for (@$data) {
932	my ($name, $args) = @$_;	1141	my ($name, $args) = @$_;
933		1142
934	$obj->attach ($name, %{$args || {} });	1143	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1159	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1160	my ($filename, $rdata, $objs) = @_;
952		1161
953	sync_job {	1162	sync_job {
954	if (length $$rdata) {	1163	if (length $$rdata) {
		1164	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1165	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1166	$decname, length $$rdata, scalar @$objs;
957		1167
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1169	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1171	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1172	aio_close $fh;
963		1173
964	if (@$objs) {	1174	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1178	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1179	aio_fsync $fh if $cf::USE_FSYNC;
970	close $fh;	1180	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1181	aio_rename "$filename.pst~", "$filename.pst";
972	}	1182	}
973	} else {	1183	} else {
974	aio_unlink "$filename.pst";	1184	aio_unlink "$filename.pst";
975	}	1185	}
…		…
980	}	1190	}
981	} else {	1191	} else {
982	aio_unlink $filename;	1192	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1193	aio_unlink "$filename.pst";
984	}	1194	}
985	}	1195	};
986	}	1196	}
987		1197
988	sub object_freezer_as_string {	1198	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1199	my ($rdata, $objs) = @_;
990		1200
…		…
1002	or return;	1212	or return;
1003		1213
1004	unless (aio_stat "$filename.pst") {	1214	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1215	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1216	or return;
		1217
1007	$av = eval { (Storable::thaw $av)->{objs} };	1218	my $st = eval { Coro::Storable::thaw $av };
		1219	$av = $st->{objs};
1008	}	1220	}
1009		1221
		1222	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1223	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1224	$decname, length $data, scalar @{$av || []};
		1225
1012	return ($data, $av);	1226	($data, $av)
1013	}	1227	}
1014		1228
1015	=head2 COMMAND CALLBACKS	1229	=head2 COMMAND CALLBACKS
1016		1230
1017	=over 4	1231	=over 4
…		…
1087	cf::override;	1301	cf::override;
1088	},	1302	},
1089	on_extcmd => sub {	1303	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1304	my ($pl, $buf) = @_;
1091		1305
1092	my $msg = eval { from_json $buf };	1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1307
1094	if (ref $msg) {	1308	if (ref $msg) {
		1309	my ($type, $reply, @payload) =
		1310	"ARRAY" eq ref $msg
		1311	? @$msg
		1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1313
		1314	my @reply;
		1315
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1316	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1317	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1100	} else {	1323	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1325	}
1103		1326
1104	cf::override;	1327	cf::override;
…		…
1131		1354
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1357
1135	$ext{source} =	1358	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1137	. "#line 1 \"$path\"\n{\n"	1360	. "#line 1 \"$path\"\n{\n"
1138	. $source	1361	. $source
1139	. "\n};\n1";	1362	. "\n};\n1";
1140		1363
1141	$todo{$base} = \%ext;	1364	$todo{$base} = \%ext;
…		…
1157	my $msg = $@ ? "$v->{path}: $@\n"	1380	my $msg = $@ ? "$v->{path}: $@\n"
1158	: "$v->{base}: extension inactive.\n";	1381	: "$v->{base}: extension inactive.\n";
1159		1382
1160	if (exists $v->{meta}{mandatory}) {	1383	if (exists $v->{meta}{mandatory}) {
1161	warn $msg;	1384	warn $msg;
1162	warn "mandatory extension failed to load, exiting.\n";	1385	cf::cleanup "mandatory extension failed to load, exiting.";
1163	exit 1;
1164	}	1386	}
1165		1387
1166	warn $msg;	1388	warn $msg;
1167	}	1389	}
1168		1390
…		…
1182		1404
1183	=back	1405	=back
1184		1406
1185	=head2 CORE EXTENSIONS	1407	=head2 CORE EXTENSIONS
1186		1408
1187	Functions and methods that extend core crossfire objects.	1409	Functions and methods that extend core deliantra objects.
1188		1410
1189	=cut	1411	=cut
1190		1412
1191	package cf::player;	1413	package cf::player;
1192		1414
1193	use Coro::AIO;	1415	use Coro::AIO;
1194		1416
1195	=head3 cf::player	1417	=head3 cf::player
1196		1418
1197	=over 4	1419	=over 4
		1420
		1421	=item cf::player::num_playing
		1422
		1423	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1424
		1425	=cut
		1426
		1427	sub num_playing {
		1428	scalar grep
		1429	$_->ob->map
		1430	&& !$_->hidden
		1431	&& !$_->ob->flag (cf::FLAG_WIZ),
		1432	cf::player::list
		1433	}
1198		1434
1199	=item cf::player::find $login	1435	=item cf::player::find $login
1200		1436
1201	Returns the given player object, loading it if necessary (might block).	1437	Returns the given player object, loading it if necessary (might block).
1202		1438
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1474	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1475	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1476	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1477	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1478
1243	my $pl = load_pl path $login	1479	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1480	or return;
		1481
		1482	my $pl = cf::player::load_pl $f
		1483	or return;
		1484
		1485	local $cf::PLAYER_LOADING{$login} = $pl;
		1486	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1487	$cf::PLAYER{$login} = $pl
1246	}	1488	}
1247	}	1489	}
1248	}	1490	}
1249		1491
…		…
1258	return if $pl->{deny_save};	1500	return if $pl->{deny_save};
1259		1501
1260	aio_mkdir playerdir $pl, 0770;	1502	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1503	$pl->{last_save} = $cf::RUNTIME;
1262		1504
		1505	cf::get_slot 0.01;
		1506
1263	$pl->save_pl ($path);	1507	$pl->save_pl ($path);
1264	Coro::cede;	1508	cf::cede_to_tick;
1265	}	1509	}
1266		1510
1267	sub new($) {	1511	sub new($) {
1268	my ($login) = @_;	1512	my ($login) = @_;
1269		1513
…		…
1275	$cf::PLAYER{$login} = $self;	1519	$cf::PLAYER{$login} = $self;
1276		1520
1277	$self	1521	$self
1278	}	1522	}
1279		1523
		1524	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1525
		1526	=cut
		1527
		1528	sub send_msg {
		1529	my $ns = shift->ns
		1530	or return;
		1531	$ns->send_msg (@_);
		1532	}
		1533
1280	=item $pl->quit_character	1534	=item $pl->quit_character
1281		1535
1282	Nukes the player without looking back. If logged in, the connection will	1536	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1537	be destroyed. May block for a long time.
1284		1538
…		…
1288	my ($pl) = @_;	1542	my ($pl) = @_;
1289		1543
1290	my $name = $pl->ob->name;	1544	my $name = $pl->ob->name;
1291		1545
1292	$pl->{deny_save} = 1;	1546	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1548
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1296	$pl->deactivate;	1550	$pl->deactivate;
		1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1552	$pl->ob->check_score;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1298	$pl->ns->destroy if $pl->ns;	1554	$pl->ns->destroy if $pl->ns;
1299		1555
1300	my $path = playerdir $pl;	1556	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1557	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1337	or return [];	1593	or return [];
1338		1594
1339	my @logins;	1595	my @logins;
1340		1596
1341	for my $login (@$dirs) {	1597	for my $login (@$dirs) {
		1598	my $path = path $login;
		1599
		1600	# a .pst is a dead give-away for a valid player
		1601	# if no pst file found, open and chekc for blocked users
		1602	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1603	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1604	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1605	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1606	}
1345		1607
1346	utf8::decode $login;	1608	utf8::decode $login;
1347	push @logins, $login;	1609	push @logins, $login;
1348	}	1610	}
1349		1611
…		…
1376	}	1638	}
1377		1639
1378	\@paths	1640	\@paths
1379	}	1641	}
1380		1642
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1643	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1644
1383	Expand crossfire pod fragments into protocol xml.	1645	Expand deliantra pod fragments into protocol xml.
1384		1646
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)	1647	=item $player->ext_reply ($msgid, @msg)
1415		1648
1416	Sends an ext reply to the player.	1649	Sends an ext reply to the player.
1417		1650
1418	=cut	1651	=cut
1419		1652
1420	sub ext_reply($$%) {	1653	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1654	my ($self, $id, @msg) = @_;
1422		1655
1423	$msg{msgid} = $id;	1656	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1657	}
1426		1658
1427	=item $player->ext_event ($type, %msg)	1659	=item $player->ext_msg ($type, @msg)
1428		1660
1429	Sends an ext event to the client.	1661	Sends an ext event to the client.
1430		1662
1431	=cut	1663	=cut
1432		1664
1433	sub ext_event($$%) {	1665	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1666	my ($self, $type, @msg) = @_;
1435		1667
1436	$self->ns->ext_event ($type, %msg);	1668	$self->ns->ext_msg ($type, @msg);
1437	}	1669	}
1438		1670
1439	=head3 cf::region	1671	=head3 cf::region
1440		1672
1441	=over 4	1673	=over 4
…		…
1454	my ($path) = @_;	1686	my ($path) = @_;
1455		1687
1456	my ($match, $specificity);	1688	my ($match, $specificity);
1457		1689
1458	for my $region (list) {	1690	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1691	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1692	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1693	if $region->specificity > $specificity;
1462	}	1694	}
1463	}	1695	}
1464		1696
…		…
1485	our $MAX_RESET = 3600;	1717	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1718	our $DEFAULT_RESET = 3000;
1487		1719
1488	sub generate_random_map {	1720	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1721	my ($self, $rmp) = @_;
		1722
		1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1724
1490	# mit "rum" bekleckern, nicht	1725	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1726	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1584	$self->init; # pass $1 etc.	1819	$self->init; # pass $1 etc.
1585	return $self;	1820	return $self;
1586	}	1821	}
1587	}	1822	}
1588		1823
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1824	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1825	()
1591	}	1826	}
1592		1827
1593	sub init {	1828	sub init {
1594	my ($self) = @_;	1829	my ($self) = @_;
…		…
1616		1851
1617	# the temporary/swap location	1852	# the temporary/swap location
1618	sub save_path {	1853	sub save_path {
1619	my ($self) = @_;	1854	my ($self) = @_;
1620		1855
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1856	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1857	"$TMPDIR/$path.map"
1623	}	1858	}
1624		1859
1625	# the unique path, undef == no special unique path	1860	# the unique path, undef == no special unique path
1626	sub uniq_path {	1861	sub uniq_path {
1627	my ($self) = @_;	1862	my ($self) = @_;
1628		1863
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1865	"$UNIQUEDIR/$path"
1631	}	1866	}
1632		1867
1633	# and all this just because we cannot iterate over	1868	# and all this just because we cannot iterate over
1634	# all maps in C++...	1869	# all maps in C++...
…		…
1657		1892
1658	sub load_header_from($) {	1893	sub load_header_from($) {
1659	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1660		1895
1661	utf8::encode $path;	1896	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1667		1905
1668	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1669		1907
1670	1	1908	1
1671	}	1909	}
…		…
1725	sub find {	1963	sub find {
1726	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1727		1965
1728	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1729		1967
		1968	cf::lock_wait "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	1969	cf::lock_wait "map_find:$path";
1731		1970
1732	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
		1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1733	my $guard = cf::lock_acquire "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
		1974
1734	my $map = new_from_path cf::map $path	1975	my $map = new_from_path cf::map $path
1735	or return;	1976	or return;
1736		1977
1737	$map->{last_save} = $cf::RUNTIME;	1978	$map->{last_save} = $cf::RUNTIME;
1738		1979
…		…
1740	or return;	1981	or return;
1741		1982
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1983	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	1984	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	1985	#$cf::WAIT_FOR_TICK->wait;
		1986	undef $guard2;
		1987	undef $guard1;
1745	$map->reset;	1988	$map->reset;
1746	undef $guard;
1747	return find $path;	1989	return find $path;
1748	}	1990	}
1749		1991
1750	$cf::MAP{$path} = $map	1992	$cf::MAP{$path} = $map
1751	}	1993	}
…		…
1760	local $self->{deny_reset} = 1; # loading can take a long time	2002	local $self->{deny_reset} = 1; # loading can take a long time
1761		2003
1762	my $path = $self->{path};	2004	my $path = $self->{path};
1763		2005
1764	{	2006	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2007	my $guard = cf::lock_acquire "map_data:$path";
1766		2008
		2009	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2010	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2011
1769	$self->in_memory (cf::MAP_LOADING);	2012	$self->in_memory (cf::MAP_LOADING);
1770		2013
1771	$self->alloc;	2014	$self->alloc;
1772		2015
1773	$self->pre_load;	2016	$self->pre_load;
1774	Coro::cede;	2017	cf::cede_to_tick;
1775		2018
		2019	my $f = new_from_file cf::object::thawer $self->{load_path};
		2020	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2021	$self->_load_objects ($f)
1777	or return;	2022	or return;
1778		2023
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2024	$self->post_load_original
1780	if delete $self->{load_original};	2025	if delete $self->{load_original};
1781		2026
1782	if (my $uniq = $self->uniq_path) {	2027	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2028	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2029	unless (aio_stat $uniq) {
		2030	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2031	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2032	$self->_load_objects ($f);
		2033	$f->resolve_delayed_derefs;
		2034	}
1787	}	2035	}
1788	}	2036	}
1789		2037
1790	Coro::cede;	2038	$f->resolve_delayed_derefs;
		2039
		2040	cf::cede_to_tick;
1791	# now do the right thing for maps	2041	# now do the right thing for maps
1792	$self->link_multipart_objects;	2042	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2043	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2044	unless $self->difficulty;
1795	Coro::cede;	2045	cf::cede_to_tick;
1796		2046
1797	unless ($self->{deny_activate}) {	2047	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2048	$self->decay_objects;
1799	$self->fix_auto_apply;	2049	$self->fix_auto_apply;
1800	$self->update_buttons;	2050	$self->update_buttons;
1801	Coro::cede;	2051	cf::cede_to_tick;
1802	$self->set_darkness_map;	2052	$self->set_darkness_map;
1803	Coro::cede;	2053	cf::cede_to_tick;
1804	$self->activate;	2054	$self->activate;
1805	}	2055	}
1806		2056
		2057	$self->{last_save} = $cf::RUNTIME;
		2058	$self->last_access ($cf::RUNTIME);
		2059
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2060	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2061	}
1809		2062
1810	$self->post_load;	2063	$self->post_load;
1811	}	2064	}
1812		2065
…		…
1821		2074
1822	$self	2075	$self
1823	}	2076	}
1824		2077
1825	# find and load all maps in the 3x3 area around a map	2078	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2079	sub load_neighbours {
1827	my ($map) = @_;	2080	my ($map) = @_;
1828		2081
1829	my @diag; # diagonal neighbours	2082	my @neigh; # diagonal neighbours
1830		2083
1831	for (0 .. 3) {	2084	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2085	my $neigh = $map->tile_path ($_)
1833	or next;	2086	or next;
1834	$neigh = find $neigh, $map	2087	$neigh = find $neigh, $map
1835	or next;	2088	or next;
1836	$neigh->load;	2089	$neigh->load;
1837		2090
		2091	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2092	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2093	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2094	}
1841		2095
1842	for (@diag) {	2096	for (grep defined $_->[0], @neigh) {
		2097	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2098	my $neigh = find $path, $origin
1844	or next;	2099	or next;
1845	$neigh->load;	2100	$neigh->load;
1846	}	2101	}
1847	}	2102	}
1848		2103
…		…
1853	}	2108	}
1854		2109
1855	sub do_load_sync {	2110	sub do_load_sync {
1856	my ($map) = @_;	2111	my ($map) = @_;
1857		2112
		2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2114	if $Coro::current == $Coro::main;
		2115
1858	cf::sync_job { $map->load };	2116	cf::sync_job { $map->load };
1859	}	2117	}
1860		2118
1861	our %MAP_PREFETCH;	2119	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2120	our $MAP_PREFETCHER = undef;
1863		2121
1864	sub find_async {	2122	sub find_async {
1865	my ($path, $origin) = @_;	2123	my ($path, $origin, $load) = @_;
1866		2124
1867	$path = normalise $path, $origin && $origin->{path};	2125	$path = normalise $path, $origin && $origin->{path};
1868		2126
1869	if (my $map = $cf::MAP{$path}) {	2127	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2129	}
1872		2130
1873	undef $MAP_PREFETCH{$path};	2131	$MAP_PREFETCH{$path} |= $load;
		2132
1874	$MAP_PREFETCHER ||= cf::async {	2133	$MAP_PREFETCHER ||= cf::async {
		2134	$Coro::current->{desc} = "map prefetcher";
		2135
1875	while (%MAP_PREFETCH) {	2136	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2137	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2138	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2139	$map->load if $v;
		2140	}
1880		2141
1881	delete $MAP_PREFETCH{$path};	2142	delete $MAP_PREFETCH{$k};
1882	}	2143	}
1883	}	2144	}
1884	undef $MAP_PREFETCHER;	2145	undef $MAP_PREFETCHER;
1885	};	2146	};
1886	$MAP_PREFETCHER->prio (6);	2147	$MAP_PREFETCHER->prio (6);
…		…
1889	}	2150	}
1890		2151
1891	sub save {	2152	sub save {
1892	my ($self) = @_;	2153	my ($self) = @_;
1893		2154
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;	2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
1895		2156
1896	$self->{last_save} = $cf::RUNTIME;	2157	$self->{last_save} = $cf::RUNTIME;
1897		2158
1898	return unless $self->dirty;	2159	return unless $self->dirty;
1899		2160
…		…
1905	return if $self->{deny_save};	2166	return if $self->{deny_save};
1906		2167
1907	local $self->{last_access} = $self->last_access;#d#	2168	local $self->{last_access} = $self->last_access;#d#
1908		2169
1909	cf::async {	2170	cf::async {
		2171	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2172	$_->contr->save for $self->players;
1911	};	2173	};
		2174
		2175	cf::get_slot 0.02;
1912		2176
1913	if ($uniq) {	2177	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2178	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2179	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2180	} else {
…		…
1922	my ($self) = @_;	2186	my ($self) = @_;
1923		2187
1924	# save first because save cedes	2188	# save first because save cedes
1925	$self->save;	2189	$self->save;
1926		2190
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2191	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2192
1929	return if $self->players;	2193	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;	2194	return if $self->in_memory != cf::MAP_ACTIVE;
1931	return if $self->{deny_save};	2195	return if $self->{deny_save};
1932		2196
		2197	$self->in_memory (cf::MAP_SWAPPED);
		2198
		2199	$self->deactivate;
		2200	$_->clear_links_to ($self) for values %cf::MAP;
1933	$self->clear;	2201	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2202	}
1936		2203
1937	sub reset_at {	2204	sub reset_at {
1938	my ($self) = @_;	2205	my ($self) = @_;
1939		2206
…		…
1971	if $uniq;	2238	if $uniq;
1972	}	2239	}
1973		2240
1974	delete $cf::MAP{$self->path};	2241	delete $cf::MAP{$self->path};
1975		2242
		2243	$self->deactivate;
		2244	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2245	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2246
1980	$self->unlink_save;	2247	$self->unlink_save;
1981	$self->destroy;	2248	$self->destroy;
1982	}	2249	}
1983		2250
1984	my $nuke_counter = "aaaa";	2251	my $nuke_counter = "aaaa";
1985		2252
1986	sub nuke {	2253	sub nuke {
1987	my ($self) = @_;	2254	my ($self) = @_;
1988		2255
		2256	{
		2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2258
1989	delete $cf::MAP{$self->path};	2259	delete $cf::MAP{$self->path};
1990		2260
1991	$self->unlink_save;	2261	$self->unlink_save;
1992		2262
1993	bless $self, "cf::map";	2263	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2264	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2265	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2266	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2268
1999	$cf::MAP{$self->path} = $self;	2269	$cf::MAP{$self->path} = $self;
		2270	}
2000		2271
2001	$self->reset; # polite request, might not happen	2272	$self->reset; # polite request, might not happen
2002	}	2273	}
2003		2274
2004	=item $maps = cf::map::tmp_maps	2275	=item $maps = cf::map::tmp_maps
…		…
2046		2317
2047	sub unique_maps() {	2318	sub unique_maps() {
2048	[	2319	[
2049	map {	2320	map {
2050	utf8::decode $_;	2321	utf8::decode $_;
2051	/\.map$/	2322	s/\.map$//; # TODO future compatibility hack
		2323	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2324	? ()
2052	? normalise $_	2325	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2326	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2327	]
2056	}	2328	}
2057		2329
2058	package cf;
2059
2060	=back	2330	=back
2061		2331
2062	=head3 cf::object	2332	=head3 cf::object
2063		2333
2064	=cut	2334	=cut
…		…
2067		2337
2068	=over 4	2338	=over 4
2069		2339
2070	=item $ob->inv_recursive	2340	=item $ob->inv_recursive
2071		2341
2072	Returns the inventory of the object _and_ their inventories, recursively.	2342	Returns the inventory of the object I<and> their inventories, recursively,
		2343	but I<not> the object itself.
2073		2344
2074	=cut	2345	=cut
2075		2346
2076	sub inv_recursive_;	2347	sub inv_recursive_;
2077	sub inv_recursive_ {	2348	sub inv_recursive_ {
…		…
2080		2351
2081	sub inv_recursive {	2352	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2353	inv_recursive_ inv $_[0]
2083	}	2354	}
2084		2355
		2356	=item $ref = $ob->ref
		2357
		2358	Creates and returns a persistent reference to an object that can be stored as a string.
		2359
		2360	=item $ob = cf::object::deref ($refstring)
		2361
		2362	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2363	even if the object actually exists. May block.
		2364
		2365	=cut
		2366
		2367	sub deref {
		2368	my ($ref) = @_;
		2369
		2370	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2371	my ($uuid, $name) = ($1, $2);
		2372	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2373	or return;
		2374	$pl->ob->uuid eq $uuid
		2375	or return;
		2376
		2377	$pl->ob
		2378	} else {
		2379	warn "$ref: cannot resolve object reference\n";
		2380	undef
		2381	}
		2382	}
		2383
2085	package cf;	2384	package cf;
2086		2385
2087	=back	2386	=back
2088		2387
2089	=head3 cf::object::player	2388	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2394	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	2395	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2396	dialogue with the given NPC character.
2098		2397
2099	=cut	2398	=cut
		2399
		2400	our $SAY_CHANNEL = {
		2401	id => "say",
		2402	title => "Map",
		2403	reply => "say ",
		2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2405	};
		2406
		2407	our $CHAT_CHANNEL = {
		2408	id => "chat",
		2409	title => "Chat",
		2410	reply => "chat ",
		2411	tooltip => "Player chat and shouts, global to the server.",
		2412	};
2100		2413
2101	# rough implementation of a future "reply" method that works	2414	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2415	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2416	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2417	sub cf::object::player::reply($$$;$) {
…		…
2111		2424
2112	} else {	2425	} else {
2113	my $pl = $self->contr;	2426	my $pl = $self->contr;
2114		2427
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2428	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2430	$dialog->{pl}->ext_msg ($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		2431
2124	} else {	2432	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2434	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2435	}
2128	}	2436	}
		2437	}
		2438
		2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2440
		2441	=cut
		2442
		2443	sub cf::object::send_msg {
		2444	my $pl = shift->contr
		2445	or return;
		2446	$pl->send_msg (@_);
2129	}	2447	}
2130		2448
2131	=item $player_object->may ("access")	2449	=item $player_object->may ("access")
2132		2450
2133	Returns wether the given player is authorized to access resource "access"	2451	Returns wether the given player is authorized to access resource "access"
…		…
2146		2464
2147	=item $player_object->enter_link	2465	=item $player_object->enter_link
2148		2466
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2467	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2468
2151	The player should be reasonably safe there for short amounts of time. You	2469	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.	2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2471	though, as the palyer cannot control the character while it is on the link
		2472	map.
2153		2473
2154	Will never block.	2474	Will never block.
2155		2475
2156	=item $player_object->leave_link ($map, $x, $y)	2476	=item $player_object->leave_link ($map, $x, $y)
2157		2477
…		…
2212	# use -1 or undef as default coordinates, not 0, 0	2532	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2533	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2534	if $x <=0 && $y <= 0;
2215		2535
2216	$map->load;	2536	$map->load;
2217	$map->load_diag;	2537	$map->load_neighbours;
2218		2538
2219	return unless $self->contr->active;	2539	return unless $self->contr->active;
		2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2220	$self->activate_recursive;	2541	$self->activate_recursive;
2221		2542
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2544	$self->enter_map ($map, $x, $y);
2224	}	2545	}
2225		2546
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2548
2228	Moves the player to the given map-path and coordinates by first freezing	2549	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	2550	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	2551	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2552	the new (success) or old (failed) map position. In either case, $done will
		2553	be called at the end of this process.
		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
2232		2557
2233	=cut	2558	=cut
2234		2559
2235	our $GOTOGEN;	2560	our $GOTOGEN;
2236		2561
2237	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2563	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2564
2240	# do generation counting so two concurrent goto's will be executed in-order	2565	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2567
2243	$self->enter_link;	2568	$self->enter_link;
2244		2569
2245	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2246	my $map = eval {	2592	my $map = eval {
2247	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2248		2594
2249	if ($map) {	2595	if ($map) {
2250	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2252	} else {	2598	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2600	}
2255		2601
2256	$map	2602	$map
2257	};	2603	};
2258		2604
…		…
2263		2609
2264	if ($gen == $self->{_goto_generation}) {	2610	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2611	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2612	$self->leave_link ($map, $x, $y);
2267	}	2613	}
		2614
		2615	$done->() if $done;
2268	})->prio (1);	2616	})->prio (1);
2269	}	2617	}
2270		2618
2271	=item $player_object->enter_exit ($exit_object)	2619	=item $player_object->enter_exit ($exit_object)
2272		2620
…		…
2292	}	2640	}
2293		2641
2294	sub prepare_random_map {	2642	sub prepare_random_map {
2295	my ($exit) = @_;	2643	my ($exit) = @_;
2296		2644
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2647	# that depends on the exit object
2302		2648
2303	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2651	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2310	}	2658	}
2311		2659
2312	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2313		2661
2314	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2317		2665
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2668	undef $fh;
2321	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2322		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2325	}	2677	}
2326	}	2678	}
2327		2679
2328	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2330		2682
2331	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2332		2684
2333	if ($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;	2685	$self->enter_link;
2345		2686
2346	(async {	2687	(async {
2347	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2348	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2349	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2350		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2351	1;	2711	1
2352	}) {	2712	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2357		2717
2358	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2377		2737
2378	utf8::encode $text;	2738	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2740	}
2381		2741
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2742	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2743
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2744	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2745	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	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2388		2748
2389	=cut	2749	=cut
2390		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	"c/party" => {
		2802	id => "party",
		2803	title => "Party",
		2804	reply => "gsay ",
		2805	tooltip => "Messages and chat related to your party",
		2806	},
		2807	);
		2808
2391	sub cf::client::send_msg {	2809	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	2810	my ($self, $channel, $msg, $color, @extra) = @_;
2393		2811
2394	$msg = $self->pl->expand_cfpod ($msg);	2812	$msg = $self->pl->expand_cfpod ($msg)
		2813	unless $color & cf::NDI_VERBATIM;
		2814
		2815	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2816
		2817	# check predefined channels, for the benefit of C
		2818	if ($CHANNEL{$channel}) {
		2819	$channel = $CHANNEL{$channel};
		2820
		2821	$self->ext_msg (channel_info => $channel)
		2822	if $self->can_msg;
		2823
		2824	$channel = $channel->{id};
		2825
		2826	} elsif (ref $channel) {
		2827	# send meta info to client, if not yet sent
		2828	unless (exists $self->{channel}{$channel->{id}}) {
		2829	$self->{channel}{$channel->{id}} = $channel;
		2830	$self->ext_msg (channel_info => $channel)
		2831	if $self->can_msg;
		2832	}
		2833
		2834	$channel = $channel->{id};
		2835	}
		2836
		2837	return unless @extra || length $msg;
2395		2838
2396	if ($self->can_msg) {	2839	if ($self->can_msg) {
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2840	# default colour, mask it out
		2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2842	if $color & cf::NDI_DEF;
		2843
		2844	my $pkt = "msg "
		2845	. $self->{json_coder}->encode (
		2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2847	);
		2848
		2849	# try lzf for large packets
		2850	$pkt = "lzf " . Compress::LZF::compress $pkt
		2851	if 1024 <= length $pkt and $self->{can_lzf};
		2852
		2853	# split very large packets
		2854	if (8192 < length $pkt and $self->{can_lzf}) {
		2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2856	$pkt = "frag";
		2857	}
		2858
		2859	$self->send_packet ($pkt);
2398	} else {	2860	} 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 ($color >= 0) {	2861	if ($color >= 0) {
		2862	# replace some tags by gcfclient-compatible ones
		2863	for ($msg) {
		2864	1 while
		2865	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2866	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2867	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2868	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2869	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2870	}
		2871
		2872	$color &= cf::NDI_COLOR_MASK;
		2873
		2874	utf8::encode $msg;
		2875
2410	if (0 && $msg =~ /\[/) {	2876	if (0 && $msg =~ /\[/) {
		2877	# COMMAND/INFO
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	2878	$self->send_packet ("drawextinfo $color 10 8 $msg")
2412	} else {	2879	} else {
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2880	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2414	$self->send_packet ("drawinfo $color $msg")	2881	$self->send_packet ("drawinfo $color $msg")
2415	}	2882	}
2416	}	2883	}
2417	}	2884	}
2418	}	2885	}
2419		2886
2420	=item $client->ext_event ($type, %msg)	2887	=item $client->ext_msg ($type, @msg)
2421		2888
2422	Sends an ext event to the client.	2889	Sends an ext event to the client.
2423		2890
2424	=cut	2891	=cut
2425		2892
2426	sub cf::client::ext_event($$%) {	2893	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	2894	my ($self, $type, @msg) = @_;
2428		2895
		2896	if ($self->extcmd == 2) {
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2898	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	2899	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2901	}
		2902	}
		2903
		2904	=item $client->ext_reply ($msgid, @msg)
		2905
		2906	Sends an ext reply to the client.
		2907
		2908	=cut
		2909
		2910	sub cf::client::ext_reply($$@) {
		2911	my ($self, $id, @msg) = @_;
		2912
		2913	if ($self->extcmd == 2) {
		2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2915	} elsif ($self->extcmd == 1) {
		2916	#TODO: version 1, remove
		2917	unshift @msg, msgtype => "reply", msgid => $id;
		2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2919	}
2431	}	2920	}
2432		2921
2433	=item $success = $client->query ($flags, "text", \&cb)	2922	=item $success = $client->query ($flags, "text", \&cb)
2434		2923
2435	Queues a query to the client, calling the given callback with	2924	Queues a query to the client, calling the given callback with
…		…
2458		2947
2459	1	2948	1
2460	}	2949	}
2461		2950
2462	cf::client->attach (	2951	cf::client->attach (
		2952	on_connect => sub {
		2953	my ($ns) = @_;
		2954
		2955	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2956	},
2463	on_reply => sub {	2957	on_reply => sub {
2464	my ($ns, $msg) = @_;	2958	my ($ns, $msg) = @_;
2465		2959
2466	# this weird shuffling is so that direct followup queries	2960	# this weird shuffling is so that direct followup queries
2467	# get handled first	2961	# get handled first
…		…
2482	}	2976	}
2483	},	2977	},
2484	on_exticmd => sub {	2978	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	2979	my ($ns, $buf) = @_;
2486		2980
2487	my $msg = eval { from_json $buf };	2981	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		2982
2489	if (ref $msg) {	2983	if (ref $msg) {
		2984	my ($type, $reply, @payload) =
		2985	"ARRAY" eq ref $msg
		2986	? @$msg
		2987	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2988
		2989	my @reply;
		2990
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2991	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	2992	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	2993	}
		2994
		2995	$ns->ext_reply ($reply, @reply)
		2996	if $reply;
		2997
2496	} else {	2998	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2999	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3000	}
2499		3001
2500	cf::override;	3002	cf::override;
…		…
2547	our $safe = new Safe "safe";	3049	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3050	our $safe_hole = new Safe::Hole;
2549		3051
2550	$SIG{FPE} = 'IGNORE';	3052	$SIG{FPE} = 'IGNORE';
2551		3053
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3054	$safe->permit_only (Opcode::opset qw(
		3055	:base_core :base_mem :base_orig :base_math
		3056	grepstart grepwhile mapstart mapwhile
		3057	sort time
		3058	));
2553		3059
2554	# here we export the classes and methods available to script code	3060	# here we export the classes and methods available to script code
2555		3061
2556	=pod	3062	=pod
2557		3063
2558	The following functions and methods are available within a safe environment:	3064	The following functions and methods are available within a safe environment:
2559		3065
2560	cf::object contr pay_amount pay_player map	3066	cf::object
		3067	contr pay_amount pay_player map x y force_find force_add destroy
		3068	insert remove name archname title slaying race decrease split
		3069
2561	cf::object::player player	3070	cf::object::player
2562	cf::player peaceful	3071	player
2563	cf::map trigger	3072
		3073	cf::player
		3074	peaceful
		3075
		3076	cf::map
		3077	trigger
2564		3078
2565	=cut	3079	=cut
2566		3080
2567	for (	3081	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3083	insert remove inv nrof name archname title slaying race
		3084	decrease split destroy change_exp)],
2569	["cf::object::player" => qw(player)],	3085	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3086	["cf::player" => qw(peaceful)],
2571	["cf::map" => qw(trigger)],	3087	["cf::map" => qw(trigger)],
2572	) {	3088	) {
2573	no strict 'refs';	3089	no strict 'refs';
…		…
2649	# the server's init and main functions	3165	# the server's init and main functions
2650		3166
2651	sub load_facedata($) {	3167	sub load_facedata($) {
2652	my ($path) = @_;	3168	my ($path) = @_;
2653		3169
		3170	# HACK to clear player env face cache, we need some signal framework
		3171	# for this (global event?)
		3172	%ext::player_env::MUSIC_FACE_CACHE = ();
		3173
		3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3175
2654	warn "loading facedata from $path\n";	3176	warn "loading facedata from $path\n";
2655		3177
2656	my $facedata;	3178	my $facedata;
2657	0 < aio_load $path, $facedata	3179	0 < aio_load $path, $facedata
2658	or die "$path: $!";	3180	or die "$path: $!";
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3182	$facedata = Coro::Storable::thaw $facedata;
2661		3183
2662	$facedata->{version} == 2	3184	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3185	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3186
		3187	# patch in the exptable
		3188	$facedata->{resource}{"res/exp_table"} = {
		3189	type => FT_RSRC,
		3190	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3191	};
		3192	cf::cede_to_tick;
		3193
2665	{	3194	{
2666	my $faces = $facedata->{faceinfo};	3195	my $faces = $facedata->{faceinfo};
2667		3196
2668	while (my ($face, $info) = each %$faces) {	3197	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3199
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3200	cf::face::set_visibility $idx, $info->{visibility};
		3201	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2673	Coro::cede;	3204
		3205	cf::cede_to_tick;
2674	}	3206	}
2675		3207
2676	while (my ($face, $info) = each %$faces) {	3208	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3209	next unless $info->{smooth};
		3210
2678	my $idx = cf::face::find $face	3211	my $idx = cf::face::find $face
2679	or next;	3212	or next;
		3213
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3214	if (my $smooth = cf::face::find $info->{smooth}) {
		3215	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3217	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3218	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3219	}
2685	Coro::cede;	3220
		3221	cf::cede_to_tick;
2686	}	3222	}
2687	}	3223	}
2688		3224
2689	{	3225	{
2690	my $anims = $facedata->{animinfo};	3226	my $anims = $facedata->{animinfo};
2691		3227
2692	while (my ($anim, $info) = each %$anims) {	3228	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3229	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3230	cf::cede_to_tick;
2695	}	3231	}
2696		3232
2697	cf::anim::invalidate_all; # d'oh	3233	cf::anim::invalidate_all; # d'oh
2698	}	3234	}
2699		3235
		3236	{
		3237	# TODO: for gcfclient pleasure, we should give resources
		3238	# that gcfclient doesn't grok a >10000 face index.
		3239	my $res = $facedata->{resource};
		3240
		3241	while (my ($name, $info) = each %$res) {
		3242	if (defined $info->{type}) {
		3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3244	my $data;
		3245
		3246	if ($info->{type} & 1) {
		3247	# prepend meta info
		3248
		3249	my $meta = $enc->encode ({
		3250	name => $name,
		3251	%{ $info->{meta} || {} },
		3252	});
		3253
		3254	$data = pack "(w/a*)*", $meta, $info->{data};
		3255	} else {
		3256	$data = $info->{data};
		3257	}
		3258
		3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3260	cf::face::set_type $idx, $info->{type};
		3261	} else {
		3262	$RESOURCE{$name} = $info;
		3263	}
		3264
		3265	cf::cede_to_tick;
		3266	}
		3267	}
		3268
		3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3270
2700	1	3271	1
2701	}	3272	}
2702		3273
		3274	cf::global->attach (on_resource_update => sub {
		3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3277
		3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3279	my $sound = $soundconf->{compat}[$_]
		3280	or next;
		3281
		3282	my $face = cf::face::find "sound/$sound->[1]";
		3283	cf::sound::set $sound->[0] => $face;
		3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3285	}
		3286
		3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3288	my $face = cf::face::find "sound/$v";
		3289	cf::sound::set $k => $face;
		3290	}
		3291	}
		3292	});
		3293
		3294	register_exticmd fx_want => sub {
		3295	my ($ns, $want) = @_;
		3296
		3297	while (my ($k, $v) = each %$want) {
		3298	$ns->fx_want ($k, $v);
		3299	}
		3300	};
		3301
		3302	sub load_resource_file($) {
		3303	my $guard = lock_acquire "load_resource_file";
		3304
		3305	my $status = load_resource_file_ $_[0];
		3306	get_slot 0.1, 100;
		3307	cf::arch::commit_load;
		3308
		3309	$status
		3310	}
		3311
2703	sub reload_regions {	3312	sub reload_regions {
		3313	# HACK to clear player env face cache, we need some signal framework
		3314	# for this (global event?)
		3315	%ext::player_env::MUSIC_FACE_CACHE = ();
		3316
2704	load_resource_file "$MAPDIR/regions"	3317	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3318	or die "unable to load regions file\n";
		3319
		3320	for (cf::region::list) {
		3321	$_->{match} = qr/$_->{match}/
		3322	if exists $_->{match};
		3323	}
2706	}	3324	}
2707		3325
2708	sub reload_facedata {	3326	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3327	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3328	or die "unable to load facedata\n";
…		…
2721	}	3339	}
2722		3340
2723	sub reload_resources {	3341	sub reload_resources {
2724	warn "reloading resource files...\n";	3342	warn "reloading resource files...\n";
2725		3343
		3344	reload_facedata;
		3345	reload_archetypes;
2726	reload_regions;	3346	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3347	reload_treasures;
2731		3348
2732	warn "finished reloading resource files\n";	3349	warn "finished reloading resource files\n";
2733	}	3350	}
2734		3351
2735	sub init {	3352	sub init {
		3353	my $guard = freeze_mainloop;
		3354
		3355	evthread_start IO::AIO::poll_fileno;
		3356
2736	reload_resources;	3357	reload_resources;
2737	}	3358	}
2738		3359
2739	sub cfg_load {	3360	sub reload_config {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3361	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3362	or return;
2742		3363
2743	local $/;	3364	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3365	*CFG = YAML::Load <$fh>;
2745		3366
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3368
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3369	$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};	3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2755	};	3376	};
2756	warn $@ if $@;	3377	warn $@ if $@;
2757	}	3378	}
2758	}	3379	}
2759		3380
		3381	sub pidfile() {
		3382	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3383	or die "$PIDFILE: $!";
		3384	flock $fh, &Fcntl::LOCK_EX
		3385	or die "$PIDFILE: flock: $!";
		3386	$fh
		3387	}
		3388
		3389	# make sure only one server instance is running at any one time
		3390	sub atomic {
		3391	my $fh = pidfile;
		3392
		3393	my $pid = <$fh>;
		3394	kill 9, $pid if $pid > 0;
		3395
		3396	seek $fh, 0, 0;
		3397	print $fh $$;
		3398	}
		3399
2760	sub main {	3400	sub main {
		3401	atomic;
		3402
2761	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3406	(async {
2765	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
2767	};	3410	};
2768		3411
2769	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
2770	db_init;	3415	db_init;
2771	load_extensions;	3416	load_extensions;
2772		3417
2773	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	}
		3420
		3421	utime time, time, $RUNTIMEFILE;
		3422
		3423	# no (long-running) fork's whatsoever before this point(!)
		3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3425
2774	Event::loop;	3426	EV::loop;
2775	}	3427	}
2776		3428
2777	#############################################################################	3429	#############################################################################
2778	# initialisation and cleanup	3430	# initialisation and cleanup
2779		3431
2780	# install some emergency cleanup handlers	3432	# install some emergency cleanup handlers
2781	BEGIN {	3433	BEGIN {
		3434	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3435	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3436	$SIGWATCHER{$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";	3437	cf::cleanup "SIG$signal";
2790	},
2791	);	3438	};
2792	}	3439	}
2793	}	3440	}
2794		3441
2795	sub write_runtime {	3442	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";
2797
2798	# first touch the runtime file to show we are still running:	3443	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3444	# the fsync below can take a very very long time.
2800		3445
2801	IO::AIO::aio_utime $runtime, undef, undef;	3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3447
2803	my $guard = cf::lock_acquire "write_runtime";	3448	my $guard = cf::lock_acquire "write_runtime";
2804		3449
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2806	or return;	3451	or return;
2807		3452
2808	my $value = $cf::RUNTIME + 90 + 10;	3453	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3454	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3455	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3465	aio_utime $fh, undef, undef;
2821		3466
2822	close $fh	3467	close $fh
2823	or return;	3468	or return;
2824		3469
2825	aio_rename "$runtime~", $runtime	3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3471	and return;
2827		3472
2828	warn "runtime file written.\n";	3473	warn "runtime file written.\n";
2829		3474
2830	1	3475	1
		3476	}
		3477
		3478	our $uuid_lock;
		3479	our $uuid_skip;
		3480
		3481	sub write_uuid_sync($) {
		3482	$uuid_skip ||= $_[0];
		3483
		3484	return if $uuid_lock;
		3485	local $uuid_lock = 1;
		3486
		3487	my $uuid = "$LOCALDIR/uuid";
		3488
		3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3490	or return;
		3491
		3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3493	$uuid_skip = 0;
		3494
		3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3496	and return;
		3497
		3498	# always fsync - this file is important
		3499	aio_fsync $fh
		3500	and return;
		3501
		3502	close $fh
		3503	or return;
		3504
		3505	aio_rename "$uuid~", $uuid
		3506	and return;
		3507
		3508	warn "uuid file written ($value).\n";
		3509
		3510	1
		3511
		3512	}
		3513
		3514	sub write_uuid($$) {
		3515	my ($skip, $sync) = @_;
		3516
		3517	$sync ? write_uuid_sync $skip
		3518	: async { write_uuid_sync $skip };
2831	}	3519	}
2832		3520
2833	sub emergency_save() {	3521	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3522	my $freeze_guard = cf::freeze_mainloop;
2835		3523
…		…
2841	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3530	warn "begin emergency player save\n";
2843	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3535	$pl->save;
2847	}	3536	}
2848	warn "end emergency player save\n";	3537	warn "end emergency player save\n";
2849		3538
2850	warn "begin emergency map save\n";	3539	warn "begin emergency map save\n";
…		…
2856	warn "end emergency map save\n";	3545	warn "end emergency map save\n";
2857		3546
2858	warn "begin emergency database checkpoint\n";	3547	warn "begin emergency database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3549	warn "end emergency database checkpoint\n";
		3550
		3551	warn "begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "end write uuid\n";
2861	};	3554	};
2862		3555
2863	warn "leave emergency perl save\n";	3556	warn "leave emergency perl save\n";
2864	}	3557	}
2865		3558
2866	sub post_cleanup {	3559	sub post_cleanup {
2867	my ($make_core) = @_;	3560	my ($make_core) = @_;
2868		3561
2869	warn Carp::longmess "post_cleanup backtrace"	3562	warn Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3563	if $make_core;
		3564
		3565	my $fh = pidfile;
		3566	unlink $PIDFILE if <$fh> == $$;
2871	}	3567	}
		3568
		3569	# a safer delete_package, copied from Symbol
		3570	sub clear_package($) {
		3571	my $pkg = shift;
		3572
		3573	# expand to full symbol table name if needed
		3574	unless ($pkg =~ /^main::.*::$/) {
		3575	$pkg = "main$pkg" if $pkg =~ /^::/;
		3576	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3577	$pkg .= '::' unless $pkg =~ /::$/;
		3578	}
		3579
		3580	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3581	my $stem_symtab = *{$stem}{HASH};
		3582
		3583	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3584	or return;
		3585
		3586	# clear all symbols
		3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3588	for my $name (keys %$leaf_symtab) {
		3589	_gv_clear *{"$pkg$name"};
		3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3591	}
		3592	warn "cleared package #$pkg\n";#d#
		3593	}
		3594
		3595	our $RELOAD; # how many times to reload
2872		3596
2873	sub do_reload_perl() {	3597	sub do_reload_perl() {
2874	# can/must only be called in main	3598	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3599	if ($Coro::current != $Coro::main) {
2876	warn "can only reload from main coroutine";	3600	warn "can only reload from main coroutine";
2877	return;	3601	return;
2878	}	3602	}
2879		3603
		3604	return if $RELOAD++;
		3605
		3606	while ($RELOAD) {
2880	warn "reloading...";	3607	warn "reloading...";
2881		3608
2882	warn "entering sync_job";	3609	warn "entering sync_job";
2883		3610
2884	cf::sync_job {	3611	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3612	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3613	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3614	cf::write_runtime_sync; # external watchdog should not bark
2888		3615
2889	warn "syncing database to disk";	3616	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3617	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3618
2892	# if anything goes wrong in here, we should simply crash as we already saved	3619	# if anything goes wrong in here, we should simply crash as we already saved
2893		3620
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3621	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3622	while (IO::AIO::nreqs || BDB::nreqs) {
2905	warn "iterate...";	3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2906	}
2907
2908	++$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	}	3624	}
2931		3625
2932	warn "... nuking $pkg";	3626	warn "cancelling all extension coros";
2933	Symbol::delete_package $pkg;	3627	$_->cancel for values %EXT_CORO;
2934	}	3628	%EXT_CORO = ();
2935		3629
2936	warn "unloading all perl modules loaded from $LIBDIR";	3630	warn "removing commands";
2937	while (my ($k, $v) = each %INC) {	3631	%COMMAND = ();
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3632
		3633	warn "removing ext/exti commands";
		3634	%EXTCMD = ();
		3635	%EXTICMD = ();
		3636
		3637	warn "unloading/nuking all extensions";
		3638	for my $pkg (@EXTS) {
2940	warn "... unloading $k";	3639	warn "... unloading $pkg";
2941	delete $INC{$k};
2942		3640
2943	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;
2945
2946	if (my $cb = $k->can ("unload_module")) {	3641	if (my $cb = $pkg->can ("unload")) {
		3642	eval {
2947	$cb->();	3643	$cb->($pkg);
		3644	1
		3645	} or warn "$pkg unloaded, but with errors: $@";
		3646	}
		3647
		3648	warn "... clearing $pkg";
		3649	clear_package $pkg;
2948	}	3650	}
2949		3651
2950	Symbol::delete_package $k;	3652	warn "unloading all perl modules loaded from $LIBDIR";
		3653	while (my ($k, $v) = each %INC) {
		3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3655
		3656	warn "... unloading $k";
		3657	delete $INC{$k};
		3658
		3659	$k =~ s/\.pm$//;
		3660	$k =~ s/\//::/g;
		3661
		3662	if (my $cb = $k->can ("unload_module")) {
		3663	$cb->();
		3664	}
		3665
		3666	clear_package $k;
2951	}	3667	}
2952		3668
2953	warn "getting rid of safe::, as good as possible";	3669	warn "getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3670	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3672
2957	warn "unloading cf.pm \"a bit\"";	3673	warn "unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3674	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3675	delete $INC{"cf/pod.pm"};
2960		3676
2961	# don't, removes xs symbols, too,	3677	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3678	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3679	#clear_package __PACKAGE__;
2964		3680
2965	warn "unload completed, starting to reload now";	3681	warn "unload completed, starting to reload now";
2966		3682
2967	warn "reloading cf.pm";	3683	warn "reloading cf.pm";
2968	require cf;	3684	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2970		3686
2971	warn "loading config and database again";	3687	warn "loading config and database again";
2972	cf::cfg_load;	3688	cf::reload_config;
2973		3689
2974	warn "loading extensions";	3690	warn "loading extensions";
2975	cf::load_extensions;	3691	cf::load_extensions;
2976		3692
2977	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
2983		3699
2984	warn "leaving sync_job";	3700	warn "leaving sync_job";
2985		3701
2986	1	3702	1
2987	} or do {	3703	} or do {
2988	warn $@;	3704	warn $@;
2989	warn "error while reloading, exiting.";	3705	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3706	};
2992		3707
2993	warn "reloaded";	3708	warn "reloaded";
		3709	--$RELOAD;
		3710	}
2994	};	3711	};
2995		3712
2996	our $RELOAD_WATCHER; # used only during reload	3713	our $RELOAD_WATCHER; # used only during reload
2997		3714
2998	sub reload_perl() {	3715	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3716	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3717	# coro crashes during coro_state_free->destroy here.
3001		3718
3002	$RELOAD_WATCHER ||= Event->timer (	3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3003	reentrant => 0,
3004	after => 0,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	do_reload_perl;	3720	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3721	undef $RELOAD_WATCHER;
3009	},
3010	);	3722	};
3011	}	3723	}
3012		3724
3013	register_command "reload" => sub {	3725	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3726	my ($who, $arg) = @_;
3015		3727
3016	if ($who->flag (FLAG_WIZ)) {	3728	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3729	$who->message ("reloading server.");
		3730	async {
		3731	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3732	reload_perl;
		3733	};
3019	}	3734	}
3020	};	3735	};
3021		3736
3022	unshift @INC, $LIBDIR;	3737	unshift @INC, $LIBDIR;
3023		3738
…		…
3025		3740
3026	our @WAIT_FOR_TICK;	3741	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3742	our @WAIT_FOR_TICK_BEGIN;
3028		3743
3029	sub wait_for_tick {	3744	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3032		3746
3033	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3748	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3749	$signal->wait;
3036	}	3750	}
3037		3751
3038	sub wait_for_tick_begin {	3752	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3753	return if tick_inhibit || $Coro::current == $Coro::main;
3041		3754
3042	my $signal = new Coro::Signal;	3755	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3756	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3757	$signal->wait;
3045	}	3758	}
3046		3759
3047	my $min = 1e6;#d#	3760	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 != $Coro::main) {	3761	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3763	unless ++$bug_warning > 10;
3059	return;	3764	return;
3060	}	3765	}
3061		3766
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3767	cf::server_tick; # one server iteration
3065		3768
3066	0 && sync_job {#d#	3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3067	for(1..10) {	3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3068	my $t = Event::time;	3771	Coro::async_pool {
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3772	$Coro::current->{desc} = "runtime saver";
3070	or die;	3773	write_runtime_sync
3071		3774	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	};	3775	};
		3776	}
3088		3777
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) {	3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3779	$sig->send;
3105	}	3780	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3781	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3782	$sig->send;
3108	}	3783	}
3109		3784
3110	$NOW = Event::time;	3785	$LOAD = ($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;	3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		3787
3121	_post_tick;	3788	if (0) {
3122		3789	if ($NEXT_TICK) {
3123		3790	my $jitter = $TICK_START - $NEXT_TICK;
		3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3792	warn "jitter $JITTER\n";#d#
		3793	}
3124	},	3794	}
3125	);	3795	}
3126		3796
3127	{	3797	{
3128	BDB::max_poll_time $TICK * 0.1;	3798	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	3799
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;	3800	BDB::min_parallel 8;
3138		3801	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	3802	$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	$! = $status;
3150	},
3151	)
3152	};
3153		3803
3154	unless ($DB_ENV) {	3804	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	3805	$DB_ENV = BDB::db_env_create;
		3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3807	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3808	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3809	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3810	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		3811
3157	cf::sync_job {	3812	cf::sync_job {
3158	eval {	3813	eval {
3159	BDB::db_env_open	3814	BDB::db_env_open
3160	$DB_ENV,	3815	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3817	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3818	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	3819	0666;
3165		3820
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3821	cf::cleanup "db_env_open($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	};	3822	};
3171		3823
3172	cf::cleanup "db_env_open(db): $@" if $@;	3824	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	3825	};
3174	}	3826	}
		3827
		3828	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3829	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3830	};
		3831	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3833	};
		3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3836	};
3175	}	3837	}
3176		3838
3177	{	3839	{
		3840	# configure IO::AIO
		3841
3178	IO::AIO::min_parallel 8;	3842	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	3843	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	3844	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	}	3845	}
3191		3846
3192	my $_log_backtrace;	3847	my $_log_backtrace;
3193		3848
3194	sub _log_backtrace {	3849	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	3852	$msg =~ s/\n//;
3198		3853
3199	# limit the # of concurrent backtraces	3854	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	3855	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	3856	++$_log_backtrace;
		3857	my $perl_bt = Carp::longmess $msg;
3202	async {	3858	async {
		3859	$Coro::current->{desc} = "abt $msg";
		3860
3203	my @bt = fork_call {	3861	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	3862	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3863	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3864	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	3865	or die "addr2line: $!";
…		…
3215	}	3873	}
3216		3874
3217	@funcs	3875	@funcs
3218	};	3876	};
3219		3877
3220	LOG llevInfo, "[ABT] $msg\n";	3878	LOG llevInfo, "[ABT] $perl_bt\n";
		3879	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	3880	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	3881	--$_log_backtrace;
3223	};	3882	};
3224	} else {	3883	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	3884	LOG llevInfo, "[ABT] $msg\n";

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