ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.300 by root, Tue Jul 10 06:44:29 2007 UTC vs.
Revision 1.446 by root, Tue Sep 16 16:03:02 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
34		63
35	# configure various modules to our taste	64	# configure various modules to our taste
36	#	65	#
37	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
38	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
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		69
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		71
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		73
50	our %COMMAND = ();	74	our %COMMAND = ();
…		…
57	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
58		82
59	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
60	our @EVENT;	84	our @EVENT;
61		85
62	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	87	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
73		101
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	104	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	110	our $DB_ENV;
84		111
85	our %CFG;	112	our %CFG;
86		113
87	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
89		117
90	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
93		121
94	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		124
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
100		129
101	binmode STDOUT;	130	binmode STDOUT;
102	binmode STDERR;	131	binmode STDERR;
103		132
104	# read virtual server time, if available	133	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
109	}	138	}
110		139
111	mkdir $_	140	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
157		186
158	The raw value load value from the last tick.	187	The raw value load value from the last tick.
159		188
160	=item %cf::CFG	189	=item %cf::CFG
161		190
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	192	from wherever your confdir points to.
164		193
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		195
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	197	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		199
		200	=item @cf::INVOKE_RESULTS
		201
		202	This array contains the results of the last C<invoke ()> call. When
		203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		204	that call.
		205
171	=back	206	=back
172		207
173	=cut	208	=cut
174		209
175	BEGIN {	210	BEGIN {
…		…
179	$msg .= "\n"	214	$msg .= "\n"
180	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
181		216
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		218
184	utf8::encode $msg;
185	LOG llevError, $msg;	219	LOG llevError, $msg;
186	};	220	};
187	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
188		237
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	248	for my $pkg (qw(
200	cf::global cf::attachable	249	cf::global cf::attachable
201	cf::object cf::object::player	250	cf::object cf::object::player
202	cf::client cf::player	251	cf::client cf::player
203	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
204	cf::map cf::party cf::region	254	cf::party cf::region
205	)) {	255	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	257	}
209		258
210	$Event::DIED = sub {	259	$EV::DIED = sub {
211	warn "error in event callback: @_";	260	warn "error in event callback: @_";
212	};	261	};
213		262
214	#############################################################################	263	#############################################################################
215		264
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	288	$d
240	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
241	}	290	}
242		291
243	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
244		293
245	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
246		295
247	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
248		297
249	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
250		299
251	=cut	300	=cut
252		301
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		303
255	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
257		306
258	=item cf::lock_wait $string	307	=item cf::lock_wait $string
259		308
260	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
261		310
…		…
264	Wait until the given lock is available and then acquires it and returns	313	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
267	returned.	316	returned.
268		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
269	Lock names should begin with a unique identifier (for example, cf::map::find	321	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
271		323
272	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
273		325
274	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
275		327
276	=cut	328	=cut
277		329
278	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
279		332
280	sub lock_wait($) {	333	sub lock_wait($) {
281	my ($key) = @_;	334	my ($key) = @_;
		335
		336	if ($LOCKER{$key} == $Coro::current) {#d#
		337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		338	return;#d#
		339	}#d#
282		340
283	# wait for lock, if any	341	# wait for lock, if any
284	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	344	Coro::schedule;
…		…
292		350
293	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
294	lock_wait $key;	352	lock_wait $key;
295		353
296	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
297		356
298	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
301	}	361	}
302	}	362	}
303		363
…		…
306		366
307	! ! $LOCK{$key}	367	! ! $LOCK{$key}
308	}	368	}
309		369
310	sub freeze_mainloop {	370	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
312		372
313	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	374	}
		375
		376	=item cf::periodic $interval, $cb
		377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
315	};	434	}
316	$TICK_WATCHER->stop;	435	};
317	$guard	436
		437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
		440	my ($time, $pri, $name) = @_;
		441
		442	$time = $TICK * .6 if $time > $TICK * .6;
		443	my $sig = new Coro::Signal;
		444
		445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		447	$SLOT_QUEUE->ready;
		448	$sig->wait;
318	}	449	}
319		450
320	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
321		452
322	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		458
328	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
329		460
330	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
331		462
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	466	acceptable.
336		467
337	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		474
344	sub sync_job(&) {	475	sub sync_job(&) {
345	my ($job) = @_;	476	my ($job) = @_;
346		477
347	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	479	my $time = EV::time;
349		480
350	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
352		483
353	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	485
355	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
356		487
357	my $busy = 1;	488	my $busy = 1;
358	my @res;	489	my @res;
359		490
360	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	493	@res = eval { $job->() };
362	warn $@ if $@;	494	warn $@ if $@;
363	undef $busy;	495	undef $busy;
364	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
365		497
366	while ($busy) {	498	while ($busy) {
367	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
368	}	503	}
		504	}
369		505
370	$time = Event::time - $time;	506	my $time = EV::time - $time;
371		507
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
376		509
377	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
378	} else {	511	} else {
379	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
380		513
…		…
405	=item fork_call { }, $args	538	=item fork_call { }, $args
406		539
407	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
411		544
412	=cut	545	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		546
423	sub fork_call(&@) {	547	sub fork_call(&@) {
424	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
425		549
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	550	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		553
431	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	555	reset_signals;
445	local $SIG{__WARN__};	556	&$cb
446	local $SIG{__DIE__};	557	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		558
453	eval {	559	wantarray ? @res : $res[-1]
454	close $fh1;	560	}
455		561
456	my @res = eval { $cb->(@args) };	562	=item $coin = coin_from_name $name
457		563
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	564	=cut
459	close $fh2;
460	};
461		565
462	warn $@ if $@;	566	our %coin_alias = (
463	_exit 0;	567	"silver" => "silvercoin",
464	}	568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
465	}	587	}
466		588
467	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
468		590
469	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
472		594
473	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
476	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
477		621
478	our $DB;	622	our $DB;
479		623
480	sub db_init {	624	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	625	cf::sync_job {
485	eval {	626	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	627	};
495	}	628	}
496		629
497	sub db_get($$) {	630	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
499		632
…		…
549	if (1) {	682	if (1) {
550	$md5 =	683	$md5 =
551	join "\x00",	684	join "\x00",
552	$processversion,	685	$processversion,
553	map {	686	map {
554	Coro::cede;	687	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	689	} 0.. $#$src;
557		690
558		691
559	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
603	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
605		738
606	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	741	Deliantra).
609		742
610	=over 4	743	=over 4
611		744
612	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
613		746
…		…
865	";	998	";
866	die if $@;	999	die if $@;
867	}	1000	}
868		1001
869	our $override;	1002	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1003	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1004
872	sub override {	1005	sub override {
873	$override = 1;	1006	$override = 1;
874	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
875	}	1008	}
876		1009
877	sub do_invoke {	1010	sub do_invoke {
878	my $event = shift;	1011	my $event = shift;
879	my $callbacks = shift;	1012	my $callbacks = shift;
880		1013
881	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
882		1015
883	local $override;	1016	local $override;
884		1017
885	for (@$callbacks) {	1018	for (@$callbacks) {
886	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
895	}	1028	}
896		1029
897	0	1030	0
898	}	1031	}
899		1032
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1034
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1036
904	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
905		1038
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1039	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1040	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1042
910	=back	1043	=back
911		1044
912	=cut	1045	=cut
913		1046
914	#############################################################################	1047	#############################################################################
915	# object support	1048	# object support
		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
		1083	sub _can_merge {
		1084	my ($ob1, $ob2) = @_;
		1085
		1086	++$SLOW_MERGES;#d#
		1087
		1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
		1090	}
916		1091
917	sub reattach {	1092	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1094	my ($obj) = @_;
920		1095
		1096	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1098
923	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
924		1100
925	@$registry = ();	1101	@$registry = ();
926		1102
…		…
941	cf::attachable->attach (	1117	cf::attachable->attach (
942	prio => -1000000,	1118	prio => -1000000,
943	on_instantiate => sub {	1119	on_instantiate => sub {
944	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
945		1121
946	$data = from_json $data;	1122	$data = decode_json $data;
947		1123
948	for (@$data) {	1124	for (@$data) {
949	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
950		1126
951	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1143	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
969		1145
970	sync_job {	1146	sync_job {
971	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
974		1151
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
979	close $fh;	1156	aio_close $fh;
980		1157
981	if (@$objs) {	1158	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
987	close $fh;	1164	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
989	}	1166	}
990	} else {	1167	} else {
991	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
992	}	1169	}
…		…
997	}	1174	}
998	} else {	1175	} else {
999	aio_unlink $filename;	1176	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1001	}	1178	}
1002	}	1179	};
1003	}	1180	}
1004		1181
1005	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1007		1184
…		…
1019	or return;	1196	or return;
1020		1197
1021	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1200	or return;
		1201
1024	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1025	}	1204	}
1026		1205
		1206	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1029	return ($data, $av);	1210	($data, $av)
1030	}	1211	}
1031		1212
1032	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1033		1214
1034	=over 4	1215	=over 4
…		…
1107	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1108		1289
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1291
1111	if (ref $msg) {	1292	if (ref $msg) {
		1293	my ($type, $reply, @payload) =
		1294	"ARRAY" eq ref $msg
		1295	? @$msg
		1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1297
		1298	my @reply;
		1299
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1117	} else {	1307	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1309	}
1120		1310
1121	cf::override;	1311	cf::override;
…		…
1148		1338
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1341
1152	$ext{source} =	1342	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1155	. $source	1345	. $source
1156	. "\n};\n1";	1346	. "\n};\n1";
1157		1347
1158	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1174	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1175	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1176		1366
1177	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1178	warn $msg;	1368	warn $msg;
1179	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1180	exit 1;
1181	}	1370	}
1182		1371
1183	warn $msg;	1372	warn $msg;
1184	}	1373	}
1185		1374
…		…
1210	use Coro::AIO;	1399	use Coro::AIO;
1211		1400
1212	=head3 cf::player	1401	=head3 cf::player
1213		1402
1214	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1215		1418
1216	=item cf::player::find $login	1419	=item cf::player::find $login
1217		1420
1218	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1219		1422
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1462
1260	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1464	or return;
		1465
		1466	my $pl = cf::player::load_pl $f
		1467	or return;
		1468
		1469	local $cf::PLAYER_LOADING{$login} = $pl;
		1470	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1263	}	1472	}
1264	}	1473	}
1265	}	1474	}
1266		1475
…		…
1275	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1276		1485
1277	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1279		1488
		1489	cf::get_slot 0.01;
		1490
1280	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1281	Coro::cede;	1492	cf::cede_to_tick;
1282	}	1493	}
1283		1494
1284	sub new($) {	1495	sub new($) {
1285	my ($login) = @_;	1496	my ($login) = @_;
1286		1497
…		…
1292	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1293		1504
1294	$self	1505	$self
1295	}	1506	}
1296		1507
		1508	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1509
		1510	=cut
		1511
		1512	sub send_msg {
		1513	my $ns = shift->ns
		1514	or return;
		1515	$ns->send_msg (@_);
		1516	}
		1517
1297	=item $pl->quit_character	1518	=item $pl->quit_character
1298		1519
1299	Nukes the player without looking back. If logged in, the connection will	1520	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1301		1522
…		…
1305	my ($pl) = @_;	1526	my ($pl) = @_;
1306		1527
1307	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1308		1529
1309	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1532
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1316		1539
1317	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1577	or return [];
1355		1578
1356	my @logins;	1579	my @logins;
1357		1580
1358	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
		1582	my $path = path $login;
		1583
		1584	# a .pst is a dead give-away for a valid player
		1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1362		1591
1363	utf8::decode $login;	1592	utf8::decode $login;
1364	push @logins, $login;	1593	push @logins, $login;
1365	}	1594	}
1366		1595
…		…
1397		1626
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1399		1628
1400	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1401		1630
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	warn $_;#d#
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1450		1632
1451	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1452		1634
1453	=cut	1635	=cut
1454		1636
1455	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1457		1639
1458	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1641	}
1461		1642
1462	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1463		1644
1464	Sends an ext event to the client.	1645	Sends an ext event to the client.
1465		1646
1466	=cut	1647	=cut
1467		1648
1468	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1470		1651
1471	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1472	}	1653	}
1473		1654
1474	=head3 cf::region	1655	=head3 cf::region
1475		1656
1476	=over 4	1657	=over 4
…		…
1489	my ($path) = @_;	1670	my ($path) = @_;
1490		1671
1491	my ($match, $specificity);	1672	my ($match, $specificity);
1492		1673
1493	for my $region (list) {	1674	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1497	}	1678	}
1498	}	1679	}
1499		1680
…		…
1520	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1522		1703
1523	sub generate_random_map {	1704	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1525	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1710	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1619	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1620	return $self;	1804	return $self;
1621	}	1805	}
1622	}	1806	}
1623		1807
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1809	()
1626	}	1810	}
1627		1811
1628	sub init {	1812	sub init {
1629	my ($self) = @_;	1813	my ($self) = @_;
…		…
1651		1835
1652	# the temporary/swap location	1836	# the temporary/swap location
1653	sub save_path {	1837	sub save_path {
1654	my ($self) = @_;	1838	my ($self) = @_;
1655		1839
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1658	}	1842	}
1659		1843
1660	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1661	sub uniq_path {	1845	sub uniq_path {
1662	my ($self) = @_;	1846	my ($self) = @_;
1663		1847
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1666	}	1850	}
1667		1851
1668	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1669	# all maps in C++...	1853	# all maps in C++...
…		…
1692		1876
1693	sub load_header_from($) {	1877	sub load_header_from($) {
1694	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1695		1879
1696	utf8::encode $path;	1880	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1882	or return;
		1883
		1884	$self->_load_header ($f)
		1885	or return;
		1886
		1887	local $MAP_LOADING{$self->{path}} = $self;
		1888	$f->resolve_delayed_derefs;
1702		1889
1703	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1704		1891
1705	1	1892	1
1706	}	1893	}
…		…
1760	sub find {	1947	sub find {
1761	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1762		1949
1763	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1764		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1766		1954
1767	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1768	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1769	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1770	or return;	1960	or return;
1771		1961
1772	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1773		1963
…		…
1775	or return;	1965	or return;
1776		1966
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1780	$map->reset;	1972	$map->reset;
1781	undef $guard;
1782	return find $path;	1973	return find $path;
1783	}	1974	}
1784		1975
1785	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1786	}	1977	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1796		1987
1797	my $path = $self->{path};	1988	my $path = $self->{path};
1798		1989
1799	{	1990	{
1800	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1801		1992
		1993	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		1995
1804	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1805		1997
1806	$self->alloc;	1998	$self->alloc;
1807		1999
1808	$self->pre_load;	2000	$self->pre_load;
1809	Coro::cede;	2001	cf::cede_to_tick;
1810		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1812	or return;	2006	or return;
1813		2007
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1815	if delete $self->{load_original};	2009	if delete $self->{load_original};
1816		2010
1817	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2012	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2015	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1822	}	2019	}
1823	}	2020	}
1824		2021
1825	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1826	# now do the right thing for maps	2025	# now do the right thing for maps
1827	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2028	unless $self->difficulty;
1830	Coro::cede;	2029	cf::cede_to_tick;
1831		2030
1832	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2032	$self->decay_objects;
1834	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1835	$self->update_buttons;	2034	$self->update_buttons;
1836	Coro::cede;	2035	cf::cede_to_tick;
1837	$self->set_darkness_map;	2036	$self->set_darkness_map;
1838	Coro::cede;	2037	cf::cede_to_tick;
1839	$self->activate;	2038	$self->activate;
1840	}	2039	}
1841		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2045	}
1844		2046
1845	$self->post_load;	2047	$self->post_load;
1846	}	2048	}
1847		2049
…		…
1856		2058
1857	$self	2059	$self
1858	}	2060	}
1859		2061
1860	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2063	sub load_neighbours {
1862	my ($map) = @_;	2064	my ($map) = @_;
1863		2065
1864	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1865		2067
1866	for (0 .. 3) {	2068	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1868	or next;	2070	or next;
1869	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1870	or next;	2072	or next;
1871	$neigh->load;	2073	$neigh->load;
1872		2074
		2075	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2078	}
1876		2079
1877	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1879	or next;	2083	or next;
1880	$neigh->load;	2084	$neigh->load;
1881	}	2085	}
1882	}	2086	}
1883		2087
…		…
1888	}	2092	}
1889		2093
1890	sub do_load_sync {	2094	sub do_load_sync {
1891	my ($map) = @_;	2095	my ($map) = @_;
1892		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1893	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1894	}	2101	}
1895		2102
1896	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1898		2105
1899	sub find_async {	2106	sub find_async {
1900	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1901		2108
1902	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1903		2110
1904	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2113	}
1907		2114
1908	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1909	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1910	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2122	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2123	$map->load if $v;
		2124	}
1915		2125
1916	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1917	}	2127	}
1918	}	2128	}
1919	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1920	};	2130	};
1921	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2134	}
1925		2135
1926	sub save {	2136	sub save {
1927	my ($self) = @_;	2137	my ($self) = @_;
1928		2138
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2140
1931	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1932		2142
1933	return unless $self->dirty;	2143	return unless $self->dirty;
1934		2144
…		…
1940	return if $self->{deny_save};	2150	return if $self->{deny_save};
1941		2151
1942	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1943		2153
1944	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1946	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1947		2160
1948	if ($uniq) {	2161	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2164	} else {
…		…
1957	my ($self) = @_;	2170	my ($self) = @_;
1958		2171
1959	# save first because save cedes	2172	# save first because save cedes
1960	$self->save;	2173	$self->save;
1961		2174
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2176
1964	return if $self->players;	2177	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2179	return if $self->{deny_save};
1967		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2185	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2186	}
1971		2187
1972	sub reset_at {	2188	sub reset_at {
1973	my ($self) = @_;	2189	my ($self) = @_;
1974		2190
…		…
2006	if $uniq;	2222	if $uniq;
2007	}	2223	}
2008		2224
2009	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
2010		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2229	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2230
2015	$self->unlink_save;	2231	$self->unlink_save;
2016	$self->destroy;	2232	$self->destroy;
2017	}	2233	}
2018		2234
2019	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2020		2236
2021	sub nuke {	2237	sub nuke {
2022	my ($self) = @_;	2238	my ($self) = @_;
2023		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2024	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2025		2244
2026	$self->unlink_save;	2245	$self->unlink_save;
2027		2246
2028	bless $self, "cf::map";	2247	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2252
2034	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2035		2255
2036	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2037	}	2257	}
2038		2258
2039	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2081		2301
2082	sub unique_maps() {	2302	sub unique_maps() {
2083	[	2303	[
2084	map {	2304	map {
2085	utf8::decode $_;	2305	utf8::decode $_;
2086	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2087	? normalise $_	2309	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2311	]
2091	}	2312	}
2092		2313
2093	package cf;
2094
2095	=back	2314	=back
2096		2315
2097	=head3 cf::object	2316	=head3 cf::object
2098		2317
2099	=cut	2318	=cut
…		…
2102		2321
2103	=over 4	2322	=over 4
2104		2323
2105	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2106		2325
2107	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2108		2328
2109	=cut	2329	=cut
2110		2330
2111	sub inv_recursive_;	2331	sub inv_recursive_;
2112	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2115		2335
2116	sub inv_recursive {	2336	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2118	}	2338	}
2119		2339
		2340	=item $ref = $ob->ref
		2341
		2342	Creates and returns a persistent reference to an object that can be stored as a string.
		2343
		2344	=item $ob = cf::object::deref ($refstring)
		2345
		2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2347	even if the object actually exists. May block.
		2348
		2349	=cut
		2350
		2351	sub deref {
		2352	my ($ref) = @_;
		2353
		2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2355	my ($uuid, $name) = ($1, $2);
		2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2357	or return;
		2358	$pl->ob->uuid eq $uuid
		2359	or return;
		2360
		2361	$pl->ob
		2362	} else {
		2363	warn "$ref: cannot resolve object reference\n";
		2364	undef
		2365	}
		2366	}
		2367
2120	package cf;	2368	package cf;
2121		2369
2122	=back	2370	=back
2123		2371
2124	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2378	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2133		2381
2134	=cut	2382	=cut
		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
2135		2397
2136	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2399	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2146		2408
2147	} else {	2409	} else {
2148	my $pl = $self->contr;	2410	my $pl = $self->contr;
2149		2411
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2415
2159	} else {	2416	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2419	}
2163	}	2420	}
		2421	}
		2422
		2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2424
		2425	=cut
		2426
		2427	sub cf::object::send_msg {
		2428	my $pl = shift->contr
		2429	or return;
		2430	$pl->send_msg (@_);
2164	}	2431	}
2165		2432
2166	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2167		2434
2168	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2181		2448
2182	=item $player_object->enter_link	2449	=item $player_object->enter_link
2183		2450
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2452
2186	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2188		2457
2189	Will never block.	2458	Will never block.
2190		2459
2191	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2192		2461
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2250		2519
2251	$map->load;	2520	$map->load;
2252	$map->load_diag;	2521	$map->load_neighbours;
2253		2522
2254	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2255	$self->activate_recursive;	2525	$self->activate_recursive;
2256		2526
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2259	}	2529	}
2260		2530
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2532
2263	Moves the player to the given map-path and coordinates by first freezing	2533	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2536	the new (success) or old (failed) map position. In either case, $done will
		2537	be called at the end of this process.
		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
2267		2541
2268	=cut	2542	=cut
2269		2543
2270	our $GOTOGEN;	2544	our $GOTOGEN;
2271		2545
2272	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2547	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2548
2275	# do generation counting so two concurrent goto's will be executed in-order	2549	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2551
2278	$self->enter_link;	2552	$self->enter_link;
2279		2553
2280	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2281	my $map = eval {	2576	my $map = eval {
2282	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2283		2578
2284	if ($map) {	2579	if ($map) {
2285	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2287	} else {	2582	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2584	}
2290		2585
2291	$map	2586	$map
2292	};	2587	};
2293		2588
…		…
2298		2593
2299	if ($gen == $self->{_goto_generation}) {	2594	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2595	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2596	$self->leave_link ($map, $x, $y);
2302	}	2597	}
		2598
		2599	$done->() if $done;
2303	})->prio (1);	2600	})->prio (1);
2304	}	2601	}
2305		2602
2306	=item $player_object->enter_exit ($exit_object)	2603	=item $player_object->enter_exit ($exit_object)
2307		2604
…		…
2327	}	2624	}
2328		2625
2329	sub prepare_random_map {	2626	sub prepare_random_map {
2330	my ($exit) = @_;	2627	my ($exit) = @_;
2331		2628
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2631	# that depends on the exit object
2337		2632
2338	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2635	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2345	}	2642	}
2346		2643
2347	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2348		2645
2349	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2352		2649
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2652	undef $fh;
2356	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2357		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2360	}	2661	}
2361	}	2662	}
2362		2663
2363	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2365		2666
2366	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2367		2668
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2669	$self->enter_link;
2380		2670
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2671	(async {
2386	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2387	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2388	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2389		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2390	1;	2695	1
2391	}) {	2696	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the crossfire server. "
2393	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2416		2721
2417	utf8::encode $text;	2722	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2724	}
2420		2725
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2727
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2728	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2729	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2427		2732
2428	=cut	2733	=cut
2429		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2430	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2795
2433	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg);
2434		2797
		2798	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2799
		2800	# check predefined channels, for the benefit of C
		2801	if ($CHANNEL{$channel}) {
		2802	$channel = $CHANNEL{$channel};
		2803
		2804	$self->ext_msg (channel_info => $channel)
		2805	if $self->can_msg;
		2806
		2807	$channel = $channel->{id};
		2808
		2809	} elsif (ref $channel) {
		2810	# send meta info to client, if not yet sent
		2811	unless (exists $self->{channel}{$channel->{id}}) {
		2812	$self->{channel}{$channel->{id}} = $channel;
		2813	$self->ext_msg (channel_info => $channel)
		2814	if $self->can_msg;
		2815	}
		2816
		2817	$channel = $channel->{id};
		2818	}
		2819
2435	return unless @extra || length $msg;	2820	return unless @extra || length $msg;
2436		2821
2437	if ($self->can_msg) {	2822	if ($self->can_msg) {
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2823	# default colour, mask it out
		2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2825	if $color & cf::NDI_DEF;
		2826
		2827	my $pkt = "msg "
		2828	. $self->{json_coder}->encode (
		2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2830	);
		2831
		2832	# try lzf for large packets
		2833	$pkt = "lzf " . Compress::LZF::compress $pkt
		2834	if 1024 <= length $pkt and $self->{can_lzf};
		2835
		2836	# split very large packets
		2837	if (8192 < length $pkt and $self->{can_lzf}) {
		2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2839	$pkt = "frag";
		2840	}
		2841
		2842	$self->send_packet ($pkt);
2439	} else {	2843	} else {
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449
2450	if ($color >= 0) {	2844	if ($color >= 0) {
		2845	# replace some tags by gcfclient-compatible ones
		2846	for ($msg) {
		2847	1 while
		2848	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2849	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2850	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2851	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2852	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2853	}
		2854
		2855	$color &= cf::NDI_COLOR_MASK;
		2856
		2857	utf8::encode $msg;
		2858
2451	if (0 && $msg =~ /\[/) {	2859	if (0 && $msg =~ /\[/) {
		2860	# COMMAND/INFO
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	2861	$self->send_packet ("drawextinfo $color 10 8 $msg")
2453	} else {	2862	} else {
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2863	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")	2864	$self->send_packet ("drawinfo $color $msg")
2456	}	2865	}
2457	}	2866	}
2458	}	2867	}
2459	}	2868	}
2460		2869
2461	=item $client->ext_event ($type, %msg)	2870	=item $client->ext_msg ($type, @msg)
2462		2871
2463	Sends an ext event to the client.	2872	Sends an ext event to the client.
2464		2873
2465	=cut	2874	=cut
2466		2875
2467	sub cf::client::ext_event($$%) {	2876	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	2877	my ($self, $type, @msg) = @_;
2469		2878
		2879	if ($self->extcmd == 2) {
		2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2881	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	2882	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2884	}
		2885	}
		2886
		2887	=item $client->ext_reply ($msgid, @msg)
		2888
		2889	Sends an ext reply to the client.
		2890
		2891	=cut
		2892
		2893	sub cf::client::ext_reply($$@) {
		2894	my ($self, $id, @msg) = @_;
		2895
		2896	if ($self->extcmd == 2) {
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2898	} elsif ($self->extcmd == 1) {
		2899	#TODO: version 1, remove
		2900	unshift @msg, msgtype => "reply", msgid => $id;
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2902	}
2472	}	2903	}
2473		2904
2474	=item $success = $client->query ($flags, "text", \&cb)	2905	=item $success = $client->query ($flags, "text", \&cb)
2475		2906
2476	Queues a query to the client, calling the given callback with	2907	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	2962	my ($ns, $buf) = @_;
2532		2963
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2964	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		2965
2535	if (ref $msg) {	2966	if (ref $msg) {
		2967	my ($type, $reply, @payload) =
		2968	"ARRAY" eq ref $msg
		2969	? @$msg
		2970	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2971
		2972	my @reply;
		2973
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2974	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	2975	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	2976	}
		2977
		2978	$ns->ext_reply ($reply, @reply)
		2979	if $reply;
		2980
2542	} else {	2981	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2982	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	2983	}
2545		2984
2546	cf::override;	2985	cf::override;
…		…
2593	our $safe = new Safe "safe";	3032	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3033	our $safe_hole = new Safe::Hole;
2595		3034
2596	$SIG{FPE} = 'IGNORE';	3035	$SIG{FPE} = 'IGNORE';
2597		3036
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3037	$safe->permit_only (Opcode::opset qw(
		3038	:base_core :base_mem :base_orig :base_math
		3039	grepstart grepwhile mapstart mapwhile
		3040	sort time
		3041	));
2599		3042
2600	# here we export the classes and methods available to script code	3043	# here we export the classes and methods available to script code
2601		3044
2602	=pod	3045	=pod
2603		3046
2604	The following functions and methods are available within a safe environment:	3047	The following functions and methods are available within a safe environment:
2605		3048
2606	cf::object	3049	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3050	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3051	insert remove name archname title slaying race decrease split
2609		3052
2610	cf::object::player	3053	cf::object::player
2611	player	3054	player
2612		3055
2613	cf::player	3056	cf::player
…		…
2618		3061
2619	=cut	3062	=cut
2620		3063
2621	for (	3064	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3066	insert remove inv nrof name archname title slaying race
		3067	decrease split destroy change_exp)],
2624	["cf::object::player" => qw(player)],	3068	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3069	["cf::player" => qw(peaceful)],
2626	["cf::map" => qw(trigger)],	3070	["cf::map" => qw(trigger)],
2627	) {	3071	) {
2628	no strict 'refs';	3072	no strict 'refs';
…		…
2704	# the server's init and main functions	3148	# the server's init and main functions
2705		3149
2706	sub load_facedata($) {	3150	sub load_facedata($) {
2707	my ($path) = @_;	3151	my ($path) = @_;
2708		3152
		3153	# HACK to clear player env face cache, we need some signal framework
		3154	# for this (global event?)
		3155	%ext::player_env::MUSIC_FACE_CACHE = ();
		3156
		3157	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3158
2709	warn "loading facedata from $path\n";	3159	warn "loading facedata from $path\n";
2710		3160
2711	my $facedata;	3161	my $facedata;
2712	0 < aio_load $path, $facedata	3162	0 < aio_load $path, $facedata
2713	or die "$path: $!";	3163	or die "$path: $!";
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3165	$facedata = Coro::Storable::thaw $facedata;
2716		3166
2717	$facedata->{version} == 2	3167	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3168	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3169
		3170	# patch in the exptable
		3171	$facedata->{resource}{"res/exp_table"} = {
		3172	type => FT_RSRC,
		3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3174	};
		3175	cf::cede_to_tick;
		3176
2720	{	3177	{
2721	my $faces = $facedata->{faceinfo};	3178	my $faces = $facedata->{faceinfo};
2722		3179
2723	while (my ($face, $info) = each %$faces) {	3180	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3182
2725	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3183	cf::face::set_visibility $idx, $info->{visibility};
		3184	cf::face::set_magicmap $idx, $info->{magicmap};
2726	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2727	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2728	Coro::cede;	3187
		3188	cf::cede_to_tick;
2729	}	3189	}
2730		3190
2731	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2732	next unless $info->{smooth};	3192	next unless $info->{smooth};
		3193
2733	my $idx = cf::face::find $face	3194	my $idx = cf::face::find $face
2734	or next;	3195	or next;
		3196
2735	if (my $smooth = cf::face::find $info->{smooth}) {	3197	if (my $smooth = cf::face::find $info->{smooth}) {
		3198	cf::face::set_smooth $idx, $smooth;
2736	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3199	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2737	} else {	3200	} else {
2738	warn "smooth face '$info->{smooth}' not found for face '$face'";	3201	warn "smooth face '$info->{smooth}' not found for face '$face'";
2739	}	3202	}
2740	Coro::cede;	3203
		3204	cf::cede_to_tick;
2741	}	3205	}
2742	}	3206	}
2743		3207
2744	{	3208	{
2745	my $anims = $facedata->{animinfo};	3209	my $anims = $facedata->{animinfo};
2746		3210
2747	while (my ($anim, $info) = each %$anims) {	3211	while (my ($anim, $info) = each %$anims) {
2748	cf::anim::set $anim, $info->{frames}, $info->{facings};	3212	cf::anim::set $anim, $info->{frames}, $info->{facings};
2749	Coro::cede;	3213	cf::cede_to_tick;
2750	}	3214	}
2751		3215
2752	cf::anim::invalidate_all; # d'oh	3216	cf::anim::invalidate_all; # d'oh
2753	}	3217	}
2754		3218
		3219	{
		3220	# TODO: for gcfclient pleasure, we should give resources
		3221	# that gcfclient doesn't grok a >10000 face index.
		3222	my $res = $facedata->{resource};
		3223
		3224	while (my ($name, $info) = each %$res) {
		3225	if (defined $info->{type}) {
		3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3227	my $data;
		3228
		3229	if ($info->{type} & 1) {
		3230	# prepend meta info
		3231
		3232	my $meta = $enc->encode ({
		3233	name => $name,
		3234	%{ $info->{meta} || {} },
		3235	});
		3236
		3237	$data = pack "(w/a*)*", $meta, $info->{data};
		3238	} else {
		3239	$data = $info->{data};
		3240	}
		3241
		3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3243	cf::face::set_type $idx, $info->{type};
		3244	} else {
		3245	$RESOURCE{$name} = $info;
		3246	}
		3247
		3248	cf::cede_to_tick;
		3249	}
		3250	}
		3251
		3252	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3253
2755	1	3254	1
2756	}	3255	}
2757		3256
		3257	cf::global->attach (on_resource_update => sub {
		3258	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3259	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3260
		3261	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3262	my $sound = $soundconf->{compat}[$_]
		3263	or next;
		3264
		3265	my $face = cf::face::find "sound/$sound->[1]";
		3266	cf::sound::set $sound->[0] => $face;
		3267	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3268	}
		3269
		3270	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3271	my $face = cf::face::find "sound/$v";
		3272	cf::sound::set $k => $face;
		3273	}
		3274	}
		3275	});
		3276
		3277	register_exticmd fx_want => sub {
		3278	my ($ns, $want) = @_;
		3279
		3280	while (my ($k, $v) = each %$want) {
		3281	$ns->fx_want ($k, $v);
		3282	}
		3283	};
		3284
		3285	sub load_resource_file($) {
		3286	my $guard = lock_acquire "load_resource_file";
		3287
		3288	my $status = load_resource_file_ $_[0];
		3289	get_slot 0.1, 100;
		3290	cf::arch::commit_load;
		3291
		3292	$status
		3293	}
		3294
2758	sub reload_regions {	3295	sub reload_regions {
		3296	# HACK to clear player env face cache, we need some signal framework
		3297	# for this (global event?)
		3298	%ext::player_env::MUSIC_FACE_CACHE = ();
		3299
2759	load_resource_file "$MAPDIR/regions"	3300	load_resource_file "$MAPDIR/regions"
2760	or die "unable to load regions file\n";	3301	or die "unable to load regions file\n";
		3302
		3303	for (cf::region::list) {
		3304	$_->{match} = qr/$_->{match}/
		3305	if exists $_->{match};
		3306	}
2761	}	3307	}
2762		3308
2763	sub reload_facedata {	3309	sub reload_facedata {
2764	load_facedata "$DATADIR/facedata"	3310	load_facedata "$DATADIR/facedata"
2765	or die "unable to load facedata\n";	3311	or die "unable to load facedata\n";
2766	}	3312	}
2767		3313
2768	sub reload_archetypes {	3314	sub reload_archetypes {
2769	load_resource_file "$DATADIR/archetypes"	3315	load_resource_file "$DATADIR/archetypes"
2770	or die "unable to load archetypes\n";	3316	or die "unable to load archetypes\n";
2771	#d# NEED to laod twice to resolve forward references
2772	# this really needs to be done in an extra post-pass
2773	# (which needs to be synchronous, so solve it differently)
2774	load_resource_file "$DATADIR/archetypes"
2775	or die "unable to load archetypes\n";
2776	}	3317	}
2777		3318
2778	sub reload_treasures {	3319	sub reload_treasures {
2779	load_resource_file "$DATADIR/treasures"	3320	load_resource_file "$DATADIR/treasures"
2780	or die "unable to load treasurelists\n";	3321	or die "unable to load treasurelists\n";
2781	}	3322	}
2782		3323
2783	sub reload_resources {	3324	sub reload_resources {
2784	warn "reloading resource files...\n";	3325	warn "reloading resource files...\n";
2785		3326
		3327	reload_facedata;
		3328	reload_archetypes;
2786	reload_regions;	3329	reload_regions;
2787	reload_facedata;
2788	#reload_archetypes;#d#
2789	reload_archetypes;
2790	reload_treasures;	3330	reload_treasures;
2791		3331
2792	warn "finished reloading resource files\n";	3332	warn "finished reloading resource files\n";
2793	}	3333	}
2794		3334
2795	sub init {	3335	sub init {
		3336	my $guard = freeze_mainloop;
		3337
		3338	evthread_start IO::AIO::poll_fileno;
		3339
2796	reload_resources;	3340	reload_resources;
2797	}	3341	}
2798		3342
2799	sub cfg_load {	3343	sub reload_config {
2800	open my $fh, "<:utf8", "$CONFDIR/config"	3344	open my $fh, "<:utf8", "$CONFDIR/config"
2801	or return;	3345	or return;
2802		3346
2803	local $/;	3347	local $/;
2804	*CFG = YAML::Syck::Load <$fh>;	3348	*CFG = YAML::Load <$fh>;
2805		3349
2806	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2807		3351
2808	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2809	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2815	};	3359	};
2816	warn $@ if $@;	3360	warn $@ if $@;
2817	}	3361	}
2818	}	3362	}
2819		3363
		3364	sub pidfile() {
		3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3366	or die "$PIDFILE: $!";
		3367	flock $fh, &Fcntl::LOCK_EX
		3368	or die "$PIDFILE: flock: $!";
		3369	$fh
		3370	}
		3371
		3372	# make sure only one server instance is running at any one time
		3373	sub atomic {
		3374	my $fh = pidfile;
		3375
		3376	my $pid = <$fh>;
		3377	kill 9, $pid if $pid > 0;
		3378
		3379	seek $fh, 0, 0;
		3380	print $fh $$;
		3381	}
		3382
2820	sub main {	3383	sub main {
		3384	atomic;
		3385
2821	# we must not ever block the main coroutine	3386	# we must not ever block the main coroutine
2822	local $Coro::idle = sub {	3387	local $Coro::idle = sub {
2823	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2824	(async {	3389	(async {
2825	Event::one_event;	3390	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3391	EV::loop EV::LOOP_ONESHOT;
2826	})->prio (Coro::PRIO_MAX);	3392	})->prio (Coro::PRIO_MAX);
2827	};	3393	};
2828		3394
2829	cfg_load;	3395	{
		3396	my $guard = freeze_mainloop;
		3397	reload_config;
2830	db_init;	3398	db_init;
2831	load_extensions;	3399	load_extensions;
2832		3400
2833	$TICK_WATCHER->start;	3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3402	}
		3403
		3404	utime time, time, $RUNTIMEFILE;
		3405
		3406	# no (long-running) fork's whatsoever before this point(!)
		3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3408
2834	Event::loop;	3409	EV::loop;
2835	}	3410	}
2836		3411
2837	#############################################################################	3412	#############################################################################
2838	# initialisation and cleanup	3413	# initialisation and cleanup
2839		3414
2840	# install some emergency cleanup handlers	3415	# install some emergency cleanup handlers
2841	BEGIN {	3416	BEGIN {
		3417	our %SIGWATCHER = ();
2842	for my $signal (qw(INT HUP TERM)) {	3418	for my $signal (qw(INT HUP TERM)) {
2843	Event->signal (	3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2844	reentrant => 0,
2845	data => WF_AUTOCANCEL,
2846	signal => $signal,
2847	prio => 0,
2848	cb => sub {
2849	cf::cleanup "SIG$signal";	3420	cf::cleanup "SIG$signal";
2850	},
2851	);	3421	};
2852	}	3422	}
2853	}	3423	}
2854		3424
2855	sub write_runtime {	3425	sub write_runtime_sync {
2856	my $runtime = "$LOCALDIR/runtime";
2857
2858	# first touch the runtime file to show we are still running:	3426	# first touch the runtime file to show we are still running:
2859	# the fsync below can take a very very long time.	3427	# the fsync below can take a very very long time.
2860		3428
2861	IO::AIO::aio_utime $runtime, undef, undef;	3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2862		3430
2863	my $guard = cf::lock_acquire "write_runtime";	3431	my $guard = cf::lock_acquire "write_runtime";
2864		3432
2865	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2866	or return;	3434	or return;
2867		3435
2868	my $value = $cf::RUNTIME + 90 + 10;	3436	my $value = $cf::RUNTIME + 90 + 10;
2869	# 10 is the runtime save interval, for a monotonic clock	3437	# 10 is the runtime save interval, for a monotonic clock
2870	# 60 allows for the watchdog to kill the server.	3438	# 60 allows for the watchdog to kill the server.
…		…
2880	aio_utime $fh, undef, undef;	3448	aio_utime $fh, undef, undef;
2881		3449
2882	close $fh	3450	close $fh
2883	or return;	3451	or return;
2884		3452
2885	aio_rename "$runtime~", $runtime	3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2886	and return;	3454	and return;
2887		3455
2888	warn "runtime file written.\n";	3456	warn "runtime file written.\n";
2889		3457
2890	1	3458	1
		3459	}
		3460
		3461	our $uuid_lock;
		3462	our $uuid_skip;
		3463
		3464	sub write_uuid_sync($) {
		3465	$uuid_skip ||= $_[0];
		3466
		3467	return if $uuid_lock;
		3468	local $uuid_lock = 1;
		3469
		3470	my $uuid = "$LOCALDIR/uuid";
		3471
		3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3473	or return;
		3474
		3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3476	$uuid_skip = 0;
		3477
		3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3479	and return;
		3480
		3481	# always fsync - this file is important
		3482	aio_fsync $fh
		3483	and return;
		3484
		3485	close $fh
		3486	or return;
		3487
		3488	aio_rename "$uuid~", $uuid
		3489	and return;
		3490
		3491	warn "uuid file written ($value).\n";
		3492
		3493	1
		3494
		3495	}
		3496
		3497	sub write_uuid($$) {
		3498	my ($skip, $sync) = @_;
		3499
		3500	$sync ? write_uuid_sync $skip
		3501	: async { write_uuid_sync $skip };
2891	}	3502	}
2892		3503
2893	sub emergency_save() {	3504	sub emergency_save() {
2894	my $freeze_guard = cf::freeze_mainloop;	3505	my $freeze_guard = cf::freeze_mainloop;
2895		3506
…		…
2901	# and maps saved/destroyed asynchronously.	3512	# and maps saved/destroyed asynchronously.
2902	warn "begin emergency player save\n";	3513	warn "begin emergency player save\n";
2903	for my $login (keys %cf::PLAYER) {	3514	for my $login (keys %cf::PLAYER) {
2904	my $pl = $cf::PLAYER{$login} or next;	3515	my $pl = $cf::PLAYER{$login} or next;
2905	$pl->valid or next;	3516	$pl->valid or next;
		3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2906	$pl->save;	3518	$pl->save;
2907	}	3519	}
2908	warn "end emergency player save\n";	3520	warn "end emergency player save\n";
2909		3521
2910	warn "begin emergency map save\n";	3522	warn "begin emergency map save\n";
…		…
2916	warn "end emergency map save\n";	3528	warn "end emergency map save\n";
2917		3529
2918	warn "begin emergency database checkpoint\n";	3530	warn "begin emergency database checkpoint\n";
2919	BDB::db_env_txn_checkpoint $DB_ENV;	3531	BDB::db_env_txn_checkpoint $DB_ENV;
2920	warn "end emergency database checkpoint\n";	3532	warn "end emergency database checkpoint\n";
		3533
		3534	warn "begin write uuid\n";
		3535	write_uuid_sync 1;
		3536	warn "end write uuid\n";
2921	};	3537	};
2922		3538
2923	warn "leave emergency perl save\n";	3539	warn "leave emergency perl save\n";
2924	}	3540	}
2925		3541
2926	sub post_cleanup {	3542	sub post_cleanup {
2927	my ($make_core) = @_;	3543	my ($make_core) = @_;
2928		3544
2929	warn Carp::longmess "post_cleanup backtrace"	3545	warn Carp::longmess "post_cleanup backtrace"
2930	if $make_core;	3546	if $make_core;
		3547
		3548	my $fh = pidfile;
		3549	unlink $PIDFILE if <$fh> == $$;
2931	}	3550	}
		3551
		3552	# a safer delete_package, copied from Symbol
		3553	sub clear_package($) {
		3554	my $pkg = shift;
		3555
		3556	# expand to full symbol table name if needed
		3557	unless ($pkg =~ /^main::.*::$/) {
		3558	$pkg = "main$pkg" if $pkg =~ /^::/;
		3559	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3560	$pkg .= '::' unless $pkg =~ /::$/;
		3561	}
		3562
		3563	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3564	my $stem_symtab = *{$stem}{HASH};
		3565
		3566	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3567	or return;
		3568
		3569	# clear all symbols
		3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3571	for my $name (keys %$leaf_symtab) {
		3572	_gv_clear *{"$pkg$name"};
		3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3574	}
		3575	warn "cleared package #$pkg\n";#d#
		3576	}
		3577
		3578	our $RELOAD; # how many times to reload
2932		3579
2933	sub do_reload_perl() {	3580	sub do_reload_perl() {
2934	# can/must only be called in main	3581	# can/must only be called in main
2935	if ($Coro::current != $Coro::main) {	3582	if ($Coro::current != $Coro::main) {
2936	warn "can only reload from main coroutine";	3583	warn "can only reload from main coroutine";
2937	return;	3584	return;
2938	}	3585	}
2939		3586
		3587	return if $RELOAD++;
		3588
		3589	while ($RELOAD) {
2940	warn "reloading...";	3590	warn "reloading...";
2941		3591
2942	warn "entering sync_job";	3592	warn "entering sync_job";
2943		3593
2944	cf::sync_job {	3594	cf::sync_job {
2945	cf::write_runtime; # external watchdog should not bark	3595	cf::write_runtime_sync; # external watchdog should not bark
2946	cf::emergency_save;	3596	cf::emergency_save;
2947	cf::write_runtime; # external watchdog should not bark	3597	cf::write_runtime_sync; # external watchdog should not bark
2948		3598
2949	warn "syncing database to disk";	3599	warn "syncing database to disk";
2950	BDB::db_env_txn_checkpoint $DB_ENV;	3600	BDB::db_env_txn_checkpoint $DB_ENV;
2951		3601
2952	# if anything goes wrong in here, we should simply crash as we already saved	3602	# if anything goes wrong in here, we should simply crash as we already saved
2953		3603
2954	warn "cancelling all WF_AUTOCANCEL watchers";
2955	for (Event::all_watchers) {
2956	$_->cancel if $_->data & WF_AUTOCANCEL;
2957	}
2958
2959	warn "flushing outstanding aio requests";	3604	warn "flushing outstanding aio requests";
2960	for (;;) {
2961	BDB::flush;
2962	IO::AIO::flush;
2963	Coro::cede;
2964	last unless IO::AIO::nreqs || BDB::nreqs;	3605	while (IO::AIO::nreqs || BDB::nreqs) {
2965	warn "iterate...";	3606	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2966	}
2967
2968	++$RELOAD;
2969
2970	warn "cancelling all extension coros";
2971	$_->cancel for values %EXT_CORO;
2972	%EXT_CORO = ();
2973
2974	warn "removing commands";
2975	%COMMAND = ();
2976
2977	warn "removing ext/exti commands";
2978	%EXTCMD = ();
2979	%EXTICMD = ();
2980
2981	warn "unloading/nuking all extensions";
2982	for my $pkg (@EXTS) {
2983	warn "... unloading $pkg";
2984
2985	if (my $cb = $pkg->can ("unload")) {
2986	eval {
2987	$cb->($pkg);
2988	1
2989	} or warn "$pkg unloaded, but with errors: $@";
2990	}	3607	}
2991		3608
2992	warn "... nuking $pkg";	3609	warn "cancelling all extension coros";
2993	Symbol::delete_package $pkg;	3610	$_->cancel for values %EXT_CORO;
2994	}	3611	%EXT_CORO = ();
2995		3612
2996	warn "unloading all perl modules loaded from $LIBDIR";	3613	warn "removing commands";
2997	while (my ($k, $v) = each %INC) {	3614	%COMMAND = ();
2998	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2999		3615
		3616	warn "removing ext/exti commands";
		3617	%EXTCMD = ();
		3618	%EXTICMD = ();
		3619
		3620	warn "unloading/nuking all extensions";
		3621	for my $pkg (@EXTS) {
3000	warn "... unloading $k";	3622	warn "... unloading $pkg";
3001	delete $INC{$k};
3002		3623
3003	$k =~ s/\.pm$//;
3004	$k =~ s/\//::/g;
3005
3006	if (my $cb = $k->can ("unload_module")) {	3624	if (my $cb = $pkg->can ("unload")) {
		3625	eval {
3007	$cb->();	3626	$cb->($pkg);
		3627	1
		3628	} or warn "$pkg unloaded, but with errors: $@";
		3629	}
		3630
		3631	warn "... clearing $pkg";
		3632	clear_package $pkg;
3008	}	3633	}
3009		3634
3010	Symbol::delete_package $k;	3635	warn "unloading all perl modules loaded from $LIBDIR";
		3636	while (my ($k, $v) = each %INC) {
		3637	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3638
		3639	warn "... unloading $k";
		3640	delete $INC{$k};
		3641
		3642	$k =~ s/\.pm$//;
		3643	$k =~ s/\//::/g;
		3644
		3645	if (my $cb = $k->can ("unload_module")) {
		3646	$cb->();
		3647	}
		3648
		3649	clear_package $k;
3011	}	3650	}
3012		3651
3013	warn "getting rid of safe::, as good as possible";	3652	warn "getting rid of safe::, as good as possible";
3014	Symbol::delete_package "safe::$_"	3653	clear_package "safe::$_"
3015	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3016		3655
3017	warn "unloading cf.pm \"a bit\"";	3656	warn "unloading cf.pm \"a bit\"";
3018	delete $INC{"cf.pm"};	3657	delete $INC{"cf.pm"};
3019	delete $INC{"cf/pod.pm"};	3658	delete $INC{"cf/pod.pm"};
3020		3659
3021	# don't, removes xs symbols, too,	3660	# don't, removes xs symbols, too,
3022	# and global variables created in xs	3661	# and global variables created in xs
3023	#Symbol::delete_package __PACKAGE__;	3662	#clear_package __PACKAGE__;
3024		3663
3025	warn "unload completed, starting to reload now";	3664	warn "unload completed, starting to reload now";
3026		3665
3027	warn "reloading cf.pm";	3666	warn "reloading cf.pm";
3028	require cf;	3667	require cf;
3029	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3030		3669
3031	warn "loading config and database again";	3670	warn "loading config and database again";
3032	cf::cfg_load;	3671	cf::reload_config;
3033		3672
3034	warn "loading extensions";	3673	warn "loading extensions";
3035	cf::load_extensions;	3674	cf::load_extensions;
3036		3675
3037	warn "reattaching attachments to objects/players";	3676	warn "reattaching attachments to objects/players";
3038	_global_reattach; # objects, sockets	3677	_global_reattach; # objects, sockets
3039	warn "reattaching attachments to maps";	3678	warn "reattaching attachments to maps";
3040	reattach $_ for values %MAP;	3679	reattach $_ for values %MAP;
3041	warn "reattaching attachments to players";	3680	warn "reattaching attachments to players";
3042	reattach $_ for values %PLAYER;	3681	reattach $_ for values %PLAYER;
3043		3682
3044	warn "leaving sync_job";	3683	warn "leaving sync_job";
3045		3684
3046	1	3685	1
3047	} or do {	3686	} or do {
3048	warn $@;	3687	warn $@;
3049	warn "error while reloading, exiting.";	3688	cf::cleanup "error while reloading, exiting.";
3050	exit 1;
3051	};	3689	};
3052		3690
3053	warn "reloaded";	3691	warn "reloaded";
		3692	--$RELOAD;
		3693	}
3054	};	3694	};
3055		3695
3056	our $RELOAD_WATCHER; # used only during reload	3696	our $RELOAD_WATCHER; # used only during reload
3057		3697
3058	sub reload_perl() {	3698	sub reload_perl() {
3059	# doing reload synchronously and two reloads happen back-to-back,	3699	# doing reload synchronously and two reloads happen back-to-back,
3060	# coro crashes during coro_state_free->destroy here.	3700	# coro crashes during coro_state_free->destroy here.
3061		3701
3062	$RELOAD_WATCHER ||= Event->timer (	3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3063	reentrant => 0,
3064	after => 0,
3065	data => WF_AUTOCANCEL,
3066	cb => sub {
3067	do_reload_perl;	3703	do_reload_perl;
3068	undef $RELOAD_WATCHER;	3704	undef $RELOAD_WATCHER;
3069	},
3070	);	3705	};
3071	}	3706	}
3072		3707
3073	register_command "reload" => sub {	3708	register_command "reload" => sub {
3074	my ($who, $arg) = @_;	3709	my ($who, $arg) = @_;
3075		3710
3076	if ($who->flag (FLAG_WIZ)) {	3711	if ($who->flag (FLAG_WIZ)) {
3077	$who->message ("reloading server.");	3712	$who->message ("reloading server.");
		3713	async {
		3714	$Coro::current->{desc} = "perl_reload";
3078	async { reload_perl };	3715	reload_perl;
		3716	};
3079	}	3717	}
3080	};	3718	};
3081		3719
3082	unshift @INC, $LIBDIR;	3720	unshift @INC, $LIBDIR;
3083		3721
…		…
3085		3723
3086	our @WAIT_FOR_TICK;	3724	our @WAIT_FOR_TICK;
3087	our @WAIT_FOR_TICK_BEGIN;	3725	our @WAIT_FOR_TICK_BEGIN;
3088		3726
3089	sub wait_for_tick {	3727	sub wait_for_tick {
3090	return unless $TICK_WATCHER->is_active;
3091	return if $Coro::current == $Coro::main;	3728	return if tick_inhibit || $Coro::current == $Coro::main;
3092		3729
3093	my $signal = new Coro::Signal;	3730	my $signal = new Coro::Signal;
3094	push @WAIT_FOR_TICK, $signal;	3731	push @WAIT_FOR_TICK, $signal;
3095	$signal->wait;	3732	$signal->wait;
3096	}	3733	}
3097		3734
3098	sub wait_for_tick_begin {	3735	sub wait_for_tick_begin {
3099	return unless $TICK_WATCHER->is_active;
3100	return if $Coro::current == $Coro::main;	3736	return if tick_inhibit || $Coro::current == $Coro::main;
3101		3737
3102	my $signal = new Coro::Signal;	3738	my $signal = new Coro::Signal;
3103	push @WAIT_FOR_TICK_BEGIN, $signal;	3739	push @WAIT_FOR_TICK_BEGIN, $signal;
3104	$signal->wait;	3740	$signal->wait;
3105	}	3741	}
3106		3742
3107	my $min = 1e6;#d#	3743	sub tick {
3108	my $avg = 10;
3109	$TICK_WATCHER = Event->timer (
3110	reentrant => 0,
3111	parked => 1,
3112	prio => 0,
3113	at => $NEXT_TICK || $TICK,
3114	data => WF_AUTOCANCEL,
3115	cb => sub {
3116	if ($Coro::current != $Coro::main) {	3744	if ($Coro::current != $Coro::main) {
3117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3745	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3118	unless ++$bug_warning > 10;	3746	unless ++$bug_warning > 10;
3119	return;	3747	return;
3120	}	3748	}
3121		3749
3122	$NOW = $tick_start = Event::time;
3123
3124	cf::server_tick; # one server iteration	3750	cf::server_tick; # one server iteration
3125		3751
3126	0 && sync_job {#d#	3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	for(1..10) {	3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	my $t = Event::time;	3754	Coro::async_pool {
3129	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3755	$Coro::current->{desc} = "runtime saver";
3130	or die;	3756	write_runtime_sync
3131		3757	or warn "ERROR: unable to write runtime file: $!";
3132	$map->width (50);
3133	$map->height (50);
3134	$map->alloc;
3135	$map->_load_objects ("/tmp/x.map", 1);
3136	my $t = Event::time - $t;
3137
3138	#next unless $t < 0.0013;#d#
3139	if ($t < $min) {
3140	$min = $t;
3141	}
3142	$avg = $avg * 0.99 + $t * 0.01;
3143	}
3144	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3145	exit 0;
3146	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3147	};	3758	};
		3759	}
3148		3760
3149	$RUNTIME += $TICK;
3150	$NEXT_TICK += $TICK;
3151
3152	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3153	$NEXT_RUNTIME_WRITE = $NOW + 10;
3154	Coro::async_pool {
3155	write_runtime
3156	or warn "ERROR: unable to write runtime file: $!";
3157	};
3158	}
3159
3160	# my $AFTER = Event::time;
3161	# warn $AFTER - $NOW;#d#
3162
3163	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3761	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3164	$sig->send;	3762	$sig->send;
3165	}	3763	}
3166	while (my $sig = shift @WAIT_FOR_TICK) {	3764	while (my $sig = shift @WAIT_FOR_TICK) {
3167	$sig->send;	3765	$sig->send;
3168	}	3766	}
3169		3767
3170	$NOW = Event::time;	3768	$LOAD = ($NOW - $TICK_START) / $TICK;
3171
3172	# if we are delayed by four ticks or more, skip them all
3173	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3174
3175	$TICK_WATCHER->at ($NEXT_TICK);
3176	$TICK_WATCHER->start;
3177
3178	$LOAD = ($NOW - $tick_start) / $TICK;
3179	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3769	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3180		3770
3181	_post_tick;	3771	if (0) {
3182		3772	if ($NEXT_TICK) {
3183		3773	my $jitter = $TICK_START - $NEXT_TICK;
		3774	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3775	warn "jitter $JITTER\n";#d#
		3776	}
3184	},	3777	}
3185	);	3778	}
3186		3779
3187	{	3780	{
3188	BDB::max_poll_time $TICK * 0.1;	3781	# configure BDB
3189	$BDB_POLL_WATCHER = Event->io (	3782
3190	reentrant => 0,
3191	fd => BDB::poll_fileno,
3192	poll => 'r',
3193	prio => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => \&BDB::poll_cb,
3196	);
3197	BDB::min_parallel 8;	3783	BDB::min_parallel 8;
3198		3784	BDB::max_poll_reqs $TICK * 0.1;
3199	BDB::set_sync_prepare {	3785	$AnyEvent::BDB::WATCHER->priority (1);
3200	my $status;
3201	my $current = $Coro::current;
3202	(
3203	sub {
3204	$status = $!;
3205	$current->ready; undef $current;
3206	},
3207	sub {
3208	Coro::schedule while defined $current;
3209	$! = $status;
3210	},
3211	)
3212	};
3213		3786
3214	unless ($DB_ENV) {	3787	unless ($DB_ENV) {
3215	$DB_ENV = BDB::db_env_create;	3788	$DB_ENV = BDB::db_env_create;
		3789	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3790	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3791	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3792	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3793	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3216		3794
3217	cf::sync_job {	3795	cf::sync_job {
3218	eval {	3796	eval {
3219	BDB::db_env_open	3797	BDB::db_env_open
3220	$DB_ENV,	3798	$DB_ENV,
…		…
3222	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3800	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3223	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3801	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3224	0666;	3802	0666;
3225		3803
3226	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3804	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3227
3228	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3229	$DB_ENV->set_lk_detect;
3230	};	3805	};
3231		3806
3232	cf::cleanup "db_env_open(db): $@" if $@;	3807	cf::cleanup "db_env_open(db): $@" if $@;
3233	};	3808	};
3234	}	3809	}
		3810
		3811	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3812	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3813	};
		3814	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3815	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3816	};
		3817	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3818	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3819	};
3235	}	3820	}
3236		3821
3237	{	3822	{
		3823	# configure IO::AIO
		3824
3238	IO::AIO::min_parallel 8;	3825	IO::AIO::min_parallel 8;
3239
3240	undef $Coro::AIO::WATCHER;
3241	IO::AIO::max_poll_time $TICK * 0.1;	3826	IO::AIO::max_poll_time $TICK * 0.1;
3242	$AIO_POLL_WATCHER = Event->io (	3827	undef $AnyEvent::AIO::WATCHER;
3243	reentrant => 0,
3244	data => WF_AUTOCANCEL,
3245	fd => IO::AIO::poll_fileno,
3246	poll => 'r',
3247	prio => 6,
3248	cb => \&IO::AIO::poll_cb,
3249	);
3250	}	3828	}
3251		3829
3252	my $_log_backtrace;	3830	my $_log_backtrace;
3253		3831
3254	sub _log_backtrace {	3832	sub _log_backtrace {
…		…
3257	$msg =~ s/\n//;	3835	$msg =~ s/\n//;
3258		3836
3259	# limit the # of concurrent backtraces	3837	# limit the # of concurrent backtraces
3260	if ($_log_backtrace < 2) {	3838	if ($_log_backtrace < 2) {
3261	++$_log_backtrace;	3839	++$_log_backtrace;
		3840	my $perl_bt = Carp::longmess $msg;
3262	async {	3841	async {
		3842	$Coro::current->{desc} = "abt $msg";
		3843
3263	my @bt = fork_call {	3844	my @bt = fork_call {
3264	@addr = map { sprintf "%x", $_ } @addr;	3845	@addr = map { sprintf "%x", $_ } @addr;
3265	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3846	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3266	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3847	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3267	or die "addr2line: $!";	3848	or die "addr2line: $!";
…		…
3275	}	3856	}
3276		3857
3277	@funcs	3858	@funcs
3278	};	3859	};
3279		3860
3280	LOG llevInfo, "[ABT] $msg\n";	3861	LOG llevInfo, "[ABT] $perl_bt\n";
		3862	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3281	LOG llevInfo, "[ABT] $_\n" for @bt;	3863	LOG llevInfo, "[ABT] $_\n" for @bt;
3282	--$_log_backtrace;	3864	--$_log_backtrace;
3283	};	3865	};
3284	} else {	3866	} else {
3285	LOG llevInfo, "[ABT] $msg\n";	3867	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines