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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.445 by root, Wed Sep 10 18:18:10 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	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1449		1632
1450	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1451		1634
1452	=cut	1635	=cut
1453		1636
1454	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1456		1639
1457	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1641	}
1460		1642
1461	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1462		1644
1463	Sends an ext event to the client.	1645	Sends an ext event to the client.
1464		1646
1465	=cut	1647	=cut
1466		1648
1467	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1469		1651
1470	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1471	}	1653	}
1472		1654
1473	=head3 cf::region	1655	=head3 cf::region
1474		1656
1475	=over 4	1657	=over 4
…		…
1488	my ($path) = @_;	1670	my ($path) = @_;
1489		1671
1490	my ($match, $specificity);	1672	my ($match, $specificity);
1491		1673
1492	for my $region (list) {	1674	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1496	}	1678	}
1497	}	1679	}
1498		1680
…		…
1519	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1521		1703
1522	sub generate_random_map {	1704	sub generate_random_map {
1523	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
1524	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1710	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1618	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1619	return $self;	1804	return $self;
1620	}	1805	}
1621	}	1806	}
1622		1807
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1809	()
1625	}	1810	}
1626		1811
1627	sub init {	1812	sub init {
1628	my ($self) = @_;	1813	my ($self) = @_;
…		…
1650		1835
1651	# the temporary/swap location	1836	# the temporary/swap location
1652	sub save_path {	1837	sub save_path {
1653	my ($self) = @_;	1838	my ($self) = @_;
1654		1839
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1657	}	1842	}
1658		1843
1659	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1660	sub uniq_path {	1845	sub uniq_path {
1661	my ($self) = @_;	1846	my ($self) = @_;
1662		1847
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1665	}	1850	}
1666		1851
1667	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1668	# all maps in C++...	1853	# all maps in C++...
…		…
1691		1876
1692	sub load_header_from($) {	1877	sub load_header_from($) {
1693	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1694		1879
1695	utf8::encode $path;	1880	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	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;
1701		1889
1702	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1703		1891
1704	1	1892	1
1705	}	1893	}
…		…
1759	sub find {	1947	sub find {
1760	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1761		1949
1762	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1763		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1765		1954
1766	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1767	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1768	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1769	or return;	1960	or return;
1770		1961
1771	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1772		1963
…		…
1774	or return;	1965	or return;
1775		1966
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1779	$map->reset;	1972	$map->reset;
1780	undef $guard;
1781	return find $path;	1973	return find $path;
1782	}	1974	}
1783		1975
1784	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1785	}	1977	}
…		…
1794	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1795		1987
1796	my $path = $self->{path};	1988	my $path = $self->{path};
1797		1989
1798	{	1990	{
1799	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1800		1992
		1993	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		1995
1803	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1804		1997
1805	$self->alloc;	1998	$self->alloc;
1806		1999
1807	$self->pre_load;	2000	$self->pre_load;
1808	Coro::cede;	2001	cf::cede_to_tick;
1809		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1811	or return;	2006	or return;
1812		2007
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1814	if delete $self->{load_original};	2009	if delete $self->{load_original};
1815		2010
1816	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2012	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2015	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1821	}	2019	}
1822	}	2020	}
1823		2021
1824	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1825	# now do the right thing for maps	2025	# now do the right thing for maps
1826	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2028	unless $self->difficulty;
1829	Coro::cede;	2029	cf::cede_to_tick;
1830		2030
1831	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2032	$self->decay_objects;
1833	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1834	$self->update_buttons;	2034	$self->update_buttons;
1835	Coro::cede;	2035	cf::cede_to_tick;
1836	$self->set_darkness_map;	2036	$self->set_darkness_map;
1837	Coro::cede;	2037	cf::cede_to_tick;
1838	$self->activate;	2038	$self->activate;
1839	}	2039	}
1840		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2045	}
1843		2046
1844	$self->post_load;	2047	$self->post_load;
1845	}	2048	}
1846		2049
…		…
1855		2058
1856	$self	2059	$self
1857	}	2060	}
1858		2061
1859	# 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
1860	sub load_diag {	2063	sub load_neighbours {
1861	my ($map) = @_;	2064	my ($map) = @_;
1862		2065
1863	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1864		2067
1865	for (0 .. 3) {	2068	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1867	or next;	2070	or next;
1868	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1869	or next;	2072	or next;
1870	$neigh->load;	2073	$neigh->load;
1871		2074
		2075	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2078	}
1875		2079
1876	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1878	or next;	2083	or next;
1879	$neigh->load;	2084	$neigh->load;
1880	}	2085	}
1881	}	2086	}
1882		2087
…		…
1887	}	2092	}
1888		2093
1889	sub do_load_sync {	2094	sub do_load_sync {
1890	my ($map) = @_;	2095	my ($map) = @_;
1891		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1892	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1893	}	2101	}
1894		2102
1895	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1897		2105
1898	sub find_async {	2106	sub find_async {
1899	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1900		2108
1901	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1902		2110
1903	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2113	}
1906		2114
1907	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1908	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1909	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2122	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2123	$map->load if $v;
		2124	}
1914		2125
1915	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1916	}	2127	}
1917	}	2128	}
1918	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1919	};	2130	};
1920	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1923	}	2134	}
1924		2135
1925	sub save {	2136	sub save {
1926	my ($self) = @_;	2137	my ($self) = @_;
1927		2138
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1929		2140
1930	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1931		2142
1932	return unless $self->dirty;	2143	return unless $self->dirty;
1933		2144
…		…
1939	return if $self->{deny_save};	2150	return if $self->{deny_save};
1940		2151
1941	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1942		2153
1943	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1945	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1946		2160
1947	if ($uniq) {	2161	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2164	} else {
…		…
1956	my ($self) = @_;	2170	my ($self) = @_;
1957		2171
1958	# save first because save cedes	2172	# save first because save cedes
1959	$self->save;	2173	$self->save;
1960		2174
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2176
1963	return if $self->players;	2177	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1965	return if $self->{deny_save};	2179	return if $self->{deny_save};
1966		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1967	$self->clear;	2185	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2186	}
1970		2187
1971	sub reset_at {	2188	sub reset_at {
1972	my ($self) = @_;	2189	my ($self) = @_;
1973		2190
…		…
2005	if $uniq;	2222	if $uniq;
2006	}	2223	}
2007		2224
2008	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
2009		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2229	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2230
2014	$self->unlink_save;	2231	$self->unlink_save;
2015	$self->destroy;	2232	$self->destroy;
2016	}	2233	}
2017		2234
2018	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2019		2236
2020	sub nuke {	2237	sub nuke {
2021	my ($self) = @_;	2238	my ($self) = @_;
2022		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2023	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2024		2244
2025	$self->unlink_save;	2245	$self->unlink_save;
2026		2246
2027	bless $self, "cf::map";	2247	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2252
2033	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2034		2255
2035	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2036	}	2257	}
2037		2258
2038	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2080		2301
2081	sub unique_maps() {	2302	sub unique_maps() {
2082	[	2303	[
2083	map {	2304	map {
2084	utf8::decode $_;	2305	utf8::decode $_;
2085	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2086	? normalise $_	2309	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2311	]
2090	}	2312	}
2091		2313
2092	package cf;
2093
2094	=back	2314	=back
2095		2315
2096	=head3 cf::object	2316	=head3 cf::object
2097		2317
2098	=cut	2318	=cut
…		…
2101		2321
2102	=over 4	2322	=over 4
2103		2323
2104	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2105		2325
2106	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.
2107		2328
2108	=cut	2329	=cut
2109		2330
2110	sub inv_recursive_;	2331	sub inv_recursive_;
2111	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2114		2335
2115	sub inv_recursive {	2336	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2117	}	2338	}
2118		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
2119	package cf;	2368	package cf;
2120		2369
2121	=back	2370	=back
2122		2371
2123	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2129	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>
2130	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
2131	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2132		2381
2133	=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	};
2134		2397
2135	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2399	# with dialog boxes.
2137	#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
2138	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2145		2408
2146	} else {	2409	} else {
2147	my $pl = $self->contr;	2410	my $pl = $self->contr;
2148		2411
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2415
2158	} else {	2416	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2419	}
2162	}	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 (@_);
2163	}	2431	}
2164		2432
2165	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2166		2434
2167	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2246	# use -1 or undef as default coordinates, not 0, 0	2514	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2515	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2516	if $x <=0 && $y <= 0;
2249		2517
2250	$map->load;	2518	$map->load;
2251	$map->load_diag;	2519	$map->load_neighbours;
2252		2520
2253	return unless $self->contr->active;	2521	return unless $self->contr->active;
2254	$self->activate_recursive;	2522	$self->activate_recursive;
2255		2523
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2524	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2525	$self->enter_map ($map, $x, $y);
2258	}	2526	}
2259		2527
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2528	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2529
2262	Moves the player to the given map-path and coordinates by first freezing	2530	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2531	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2532	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2533	the new (success) or old (failed) map position. In either case, $done will
		2534	be called at the end of this process.
		2535
		2536	Note that $check will be called with a potentially non-loaded map, so if
		2537	it needs a loaded map it has to call C<< ->load >>.
2266		2538
2267	=cut	2539	=cut
2268		2540
2269	our $GOTOGEN;	2541	our $GOTOGEN;
2270		2542
2271	sub cf::object::player::goto {	2543	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2544	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2545
2274	# do generation counting so two concurrent goto's will be executed in-order	2546	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2548
2277	$self->enter_link;	2549	$self->enter_link;
2278		2550
2279	(async {	2551	(async {
		2552	$Coro::current->{desc} = "player::goto $path $x $y";
		2553
		2554	# *tag paths override both path and x|y
		2555	if ($path =~ /^\*(.*)$/) {
		2556	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2557	my $ob = $obs[rand @obs];
		2558
		2559	# see if we actually can go there
		2560	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2561	$ob = $obs[rand @obs];
		2562	} else {
		2563	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2564	}
		2565	# else put us there anyways for now #d#
		2566
		2567	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2568	} else {
		2569	($path, $x, $y) = (undef, undef, undef);
		2570	}
		2571	}
		2572
2280	my $map = eval {	2573	my $map = eval {
2281	my $map = cf::map::find $path;	2574	my $map = defined $path ? cf::map::find $path : undef;
2282		2575
2283	if ($map) {	2576	if ($map) {
2284	$map = $map->customise_for ($self);	2577	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2578	$map = $check->($map) if $check && $map;
2286	} else {	2579	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2581	}
2289		2582
2290	$map	2583	$map
2291	};	2584	};
2292		2585
…		…
2297		2590
2298	if ($gen == $self->{_goto_generation}) {	2591	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2592	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2593	$self->leave_link ($map, $x, $y);
2301	}	2594	}
		2595
		2596	$done->() if $done;
2302	})->prio (1);	2597	})->prio (1);
2303	}	2598	}
2304		2599
2305	=item $player_object->enter_exit ($exit_object)	2600	=item $player_object->enter_exit ($exit_object)
2306		2601
…		…
2326	}	2621	}
2327		2622
2328	sub prepare_random_map {	2623	sub prepare_random_map {
2329	my ($exit) = @_;	2624	my ($exit) = @_;
2330		2625
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2626	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2627	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2628	# that depends on the exit object
2336		2629
2337	my $rmp = parse_random_map_params $exit->msg;	2630	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2632	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2633	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2634	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2635	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2636	$rmp->{origin_y} = $exit->y;
		2637
		2638	$exit->map->touch;
2344	}	2639	}
2345		2640
2346	$rmp->{random_seed} ||= $exit->random_seed;	2641	$rmp->{random_seed} ||= $exit->random_seed;
2347		2642
2348	my $data = cf::to_json $rmp;	2643	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2644	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2645	my $meta = "$RANDOMDIR/$md5.meta";
2351		2646
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2648	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2649	undef $fh;
2355	aio_rename "$meta~", $meta;	2650	aio_rename "$meta~", $meta;
2356		2651
		2652	my $slaying = "?random/$md5";
		2653
		2654	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2655	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2656	$exit->msg (undef);
		2657	}
2359	}	2658	}
2360	}	2659	}
2361		2660
2362	sub cf::object::player::enter_exit {	2661	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2662	my ($self, $exit) = @_;
2364		2663
2365	return unless $self->type == cf::PLAYER;	2664	return unless $self->type == cf::PLAYER;
2366		2665
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2666	$self->enter_link;
2379		2667
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2668	(async {
2385	$self->deactivate_recursive; # just to be sure	2669	$Coro::current->{desc} = "enter_exit";
		2670
2386	unless (eval {	2671	unless (eval {
		2672	$self->deactivate_recursive; # just to be sure
		2673
		2674	# random map handling
		2675	{
		2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2677
		2678	prepare_random_map $exit
		2679	if $exit->slaying eq "/!";
		2680	}
		2681
		2682	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2683	my $x = $exit->stats->hp;
		2684	my $y = $exit->stats->sp;
		2685
2387	$self->goto ($slaying, $hp, $sp);	2686	$self->goto ($map, $x, $y);
2388		2687
		2688	# if exit is damned, update players death & WoR home-position
		2689	$self->contr->savebed ($map, $x, $y)
		2690	if $exit->flag (cf::FLAG_DAMNED);
		2691
2389	1;	2692	1
2390	}) {	2693	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2694	$self->message ("Something went wrong deep within the crossfire server. "
2392	. "I'll try to bring you back to the map you were before. "	2695	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2696	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2697	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2415		2718
2416	utf8::encode $text;	2719	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2720	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2721	}
2419		2722
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2723	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2724
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2725	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2726	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2727	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2728	the message unless the client supports the msg packet.
2426		2729
2427	=cut	2730	=cut
2428		2731
		2732	# non-persistent channels (usually the info channel)
		2733	our %CHANNEL = (
		2734	"c/identify" => {
		2735	id => "infobox",
		2736	title => "Identify",
		2737	reply => undef,
		2738	tooltip => "Items recently identified",
		2739	},
		2740	"c/examine" => {
		2741	id => "infobox",
		2742	title => "Examine",
		2743	reply => undef,
		2744	tooltip => "Signs and other items you examined",
		2745	},
		2746	"c/book" => {
		2747	id => "infobox",
		2748	title => "Book",
		2749	reply => undef,
		2750	tooltip => "The contents of a note or book",
		2751	},
		2752	"c/lookat" => {
		2753	id => "infobox",
		2754	title => "Look",
		2755	reply => undef,
		2756	tooltip => "What you saw there",
		2757	},
		2758	"c/who" => {
		2759	id => "infobox",
		2760	title => "Players",
		2761	reply => undef,
		2762	tooltip => "Shows players who are currently online",
		2763	},
		2764	"c/body" => {
		2765	id => "infobox",
		2766	title => "Body Parts",
		2767	reply => undef,
		2768	tooltip => "Shows which body parts you posess and are available",
		2769	},
		2770	"c/uptime" => {
		2771	id => "infobox",
		2772	title => "Uptime",
		2773	reply => undef,
		2774	tooltip => "How long the server has been running since last restart",
		2775	},
		2776	"c/mapinfo" => {
		2777	id => "infobox",
		2778	title => "Map Info",
		2779	reply => undef,
		2780	tooltip => "Information related to the maps",
		2781	},
		2782	"c/party" => {
		2783	id => "party",
		2784	title => "Party",
		2785	reply => "gsay ",
		2786	tooltip => "Messages and chat related to your party",
		2787	},
		2788	);
		2789
2429	sub cf::client::send_msg {	2790	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	2791	my ($self, $channel, $msg, $color, @extra) = @_;
2431		2792
2432	$msg = $self->pl->expand_cfpod ($msg);	2793	$msg = $self->pl->expand_cfpod ($msg);
2433		2794
		2795	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2796
		2797	# check predefined channels, for the benefit of C
		2798	if ($CHANNEL{$channel}) {
		2799	$channel = $CHANNEL{$channel};
		2800
		2801	$self->ext_msg (channel_info => $channel)
		2802	if $self->can_msg;
		2803
		2804	$channel = $channel->{id};
		2805
		2806	} elsif (ref $channel) {
		2807	# send meta info to client, if not yet sent
		2808	unless (exists $self->{channel}{$channel->{id}}) {
		2809	$self->{channel}{$channel->{id}} = $channel;
		2810	$self->ext_msg (channel_info => $channel)
		2811	if $self->can_msg;
		2812	}
		2813
		2814	$channel = $channel->{id};
		2815	}
		2816
2434	return unless @extra || length $msg;	2817	return unless @extra || length $msg;
2435		2818
2436	if ($self->can_msg) {	2819	if ($self->can_msg) {
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2820	# default colour, mask it out
		2821	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2822	if $color & cf::NDI_DEF;
		2823
		2824	my $pkt = "msg "
		2825	. $self->{json_coder}->encode (
		2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2827	);
		2828
		2829	# try lzf for large packets
		2830	$pkt = "lzf " . Compress::LZF::compress $pkt
		2831	if 1024 <= length $pkt and $self->{can_lzf};
		2832
		2833	# split very large packets
		2834	if (8192 < length $pkt and $self->{can_lzf}) {
		2835	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2836	$pkt = "frag";
		2837	}
		2838
		2839	$self->send_packet ($pkt);
2438	} else {	2840	} else {
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448
2449	if ($color >= 0) {	2841	if ($color >= 0) {
		2842	# replace some tags by gcfclient-compatible ones
		2843	for ($msg) {
		2844	1 while
		2845	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2846	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2847	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2848	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2849	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2850	}
		2851
		2852	$color &= cf::NDI_COLOR_MASK;
		2853
		2854	utf8::encode $msg;
		2855
2450	if (0 && $msg =~ /\[/) {	2856	if (0 && $msg =~ /\[/) {
		2857	# COMMAND/INFO
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	2858	$self->send_packet ("drawextinfo $color 10 8 $msg")
2452	} else {	2859	} else {
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2860	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")	2861	$self->send_packet ("drawinfo $color $msg")
2455	}	2862	}
2456	}	2863	}
2457	}	2864	}
2458	}	2865	}
2459		2866
2460	=item $client->ext_event ($type, %msg)	2867	=item $client->ext_msg ($type, @msg)
2461		2868
2462	Sends an ext event to the client.	2869	Sends an ext event to the client.
2463		2870
2464	=cut	2871	=cut
2465		2872
2466	sub cf::client::ext_event($$%) {	2873	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	2874	my ($self, $type, @msg) = @_;
2468		2875
		2876	if ($self->extcmd == 2) {
		2877	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2878	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	2879	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2880	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2881	}
		2882	}
		2883
		2884	=item $client->ext_reply ($msgid, @msg)
		2885
		2886	Sends an ext reply to the client.
		2887
		2888	=cut
		2889
		2890	sub cf::client::ext_reply($$@) {
		2891	my ($self, $id, @msg) = @_;
		2892
		2893	if ($self->extcmd == 2) {
		2894	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2895	} elsif ($self->extcmd == 1) {
		2896	#TODO: version 1, remove
		2897	unshift @msg, msgtype => "reply", msgid => $id;
		2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2899	}
2471	}	2900	}
2472		2901
2473	=item $success = $client->query ($flags, "text", \&cb)	2902	=item $success = $client->query ($flags, "text", \&cb)
2474		2903
2475	Queues a query to the client, calling the given callback with	2904	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	2959	my ($ns, $buf) = @_;
2531		2960
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2961	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		2962
2534	if (ref $msg) {	2963	if (ref $msg) {
		2964	my ($type, $reply, @payload) =
		2965	"ARRAY" eq ref $msg
		2966	? @$msg
		2967	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2968
		2969	my @reply;
		2970
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2971	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	2972	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	2973	}
		2974
		2975	$ns->ext_reply ($reply, @reply)
		2976	if $reply;
		2977
2541	} else {	2978	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2979	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	2980	}
2544		2981
2545	cf::override;	2982	cf::override;
…		…
2592	our $safe = new Safe "safe";	3029	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3030	our $safe_hole = new Safe::Hole;
2594		3031
2595	$SIG{FPE} = 'IGNORE';	3032	$SIG{FPE} = 'IGNORE';
2596		3033
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3034	$safe->permit_only (Opcode::opset qw(
		3035	:base_core :base_mem :base_orig :base_math
		3036	grepstart grepwhile mapstart mapwhile
		3037	sort time
		3038	));
2598		3039
2599	# here we export the classes and methods available to script code	3040	# here we export the classes and methods available to script code
2600		3041
2601	=pod	3042	=pod
2602		3043
2603	The following functions and methods are available within a safe environment:	3044	The following functions and methods are available within a safe environment:
2604		3045
2605	cf::object	3046	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3047	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3048	insert remove name archname title slaying race decrease split
2608		3049
2609	cf::object::player	3050	cf::object::player
2610	player	3051	player
2611		3052
2612	cf::player	3053	cf::player
…		…
2617		3058
2618	=cut	3059	=cut
2619		3060
2620	for (	3061	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3062	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3063	insert remove inv nrof name archname title slaying race
		3064	decrease split destroy change_exp)],
2623	["cf::object::player" => qw(player)],	3065	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3066	["cf::player" => qw(peaceful)],
2625	["cf::map" => qw(trigger)],	3067	["cf::map" => qw(trigger)],
2626	) {	3068	) {
2627	no strict 'refs';	3069	no strict 'refs';
…		…
2703	# the server's init and main functions	3145	# the server's init and main functions
2704		3146
2705	sub load_facedata($) {	3147	sub load_facedata($) {
2706	my ($path) = @_;	3148	my ($path) = @_;
2707		3149
		3150	# HACK to clear player env face cache, we need some signal framework
		3151	# for this (global event?)
		3152	%ext::player_env::MUSIC_FACE_CACHE = ();
		3153
		3154	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3155
2708	warn "loading facedata from $path\n";	3156	warn "loading facedata from $path\n";
2709		3157
2710	my $facedata;	3158	my $facedata;
2711	0 < aio_load $path, $facedata	3159	0 < aio_load $path, $facedata
2712	or die "$path: $!";	3160	or die "$path: $!";
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3162	$facedata = Coro::Storable::thaw $facedata;
2715		3163
2716	$facedata->{version} == 2	3164	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3165	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3166
		3167	# patch in the exptable
		3168	$facedata->{resource}{"res/exp_table"} = {
		3169	type => FT_RSRC,
		3170	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3171	};
		3172	cf::cede_to_tick;
		3173
2719	{	3174	{
2720	my $faces = $facedata->{faceinfo};	3175	my $faces = $facedata->{faceinfo};
2721		3176
2722	while (my ($face, $info) = each %$faces) {	3177	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3178	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3179
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3180	cf::face::set_visibility $idx, $info->{visibility};
		3181	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3182	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3183	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2727	Coro::cede;	3184
		3185	cf::cede_to_tick;
2728	}	3186	}
2729		3187
2730	while (my ($face, $info) = each %$faces) {	3188	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3189	next unless $info->{smooth};
		3190
2732	my $idx = cf::face::find $face	3191	my $idx = cf::face::find $face
2733	or next;	3192	or next;
		3193
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3194	if (my $smooth = cf::face::find $info->{smooth}) {
		3195	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3196	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3197	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3198	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3199	}
2739	Coro::cede;	3200
		3201	cf::cede_to_tick;
2740	}	3202	}
2741	}	3203	}
2742		3204
2743	{	3205	{
2744	my $anims = $facedata->{animinfo};	3206	my $anims = $facedata->{animinfo};
2745		3207
2746	while (my ($anim, $info) = each %$anims) {	3208	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3209	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3210	cf::cede_to_tick;
2749	}	3211	}
2750		3212
2751	cf::anim::invalidate_all; # d'oh	3213	cf::anim::invalidate_all; # d'oh
2752	}	3214	}
2753		3215
		3216	{
		3217	# TODO: for gcfclient pleasure, we should give resources
		3218	# that gcfclient doesn't grok a >10000 face index.
		3219	my $res = $facedata->{resource};
		3220
		3221	while (my ($name, $info) = each %$res) {
		3222	if (defined $info->{type}) {
		3223	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3224	my $data;
		3225
		3226	if ($info->{type} & 1) {
		3227	# prepend meta info
		3228
		3229	my $meta = $enc->encode ({
		3230	name => $name,
		3231	%{ $info->{meta} || {} },
		3232	});
		3233
		3234	$data = pack "(w/a*)*", $meta, $info->{data};
		3235	} else {
		3236	$data = $info->{data};
		3237	}
		3238
		3239	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3240	cf::face::set_type $idx, $info->{type};
		3241	} else {
		3242	$RESOURCE{$name} = $info;
		3243	}
		3244
		3245	cf::cede_to_tick;
		3246	}
		3247	}
		3248
		3249	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3250
2754	1	3251	1
2755	}	3252	}
2756		3253
		3254	cf::global->attach (on_resource_update => sub {
		3255	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3256	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3257
		3258	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3259	my $sound = $soundconf->{compat}[$_]
		3260	or next;
		3261
		3262	my $face = cf::face::find "sound/$sound->[1]";
		3263	cf::sound::set $sound->[0] => $face;
		3264	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3265	}
		3266
		3267	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3268	my $face = cf::face::find "sound/$v";
		3269	cf::sound::set $k => $face;
		3270	}
		3271	}
		3272	});
		3273
		3274	register_exticmd fx_want => sub {
		3275	my ($ns, $want) = @_;
		3276
		3277	while (my ($k, $v) = each %$want) {
		3278	$ns->fx_want ($k, $v);
		3279	}
		3280	};
		3281
		3282	sub load_resource_file($) {
		3283	my $guard = lock_acquire "load_resource_file";
		3284
		3285	my $status = load_resource_file_ $_[0];
		3286	get_slot 0.1, 100;
		3287	cf::arch::commit_load;
		3288
		3289	$status
		3290	}
		3291
2757	sub reload_regions {	3292	sub reload_regions {
		3293	# HACK to clear player env face cache, we need some signal framework
		3294	# for this (global event?)
		3295	%ext::player_env::MUSIC_FACE_CACHE = ();
		3296
2758	load_resource_file "$MAPDIR/regions"	3297	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3298	or die "unable to load regions file\n";
		3299
		3300	for (cf::region::list) {
		3301	$_->{match} = qr/$_->{match}/
		3302	if exists $_->{match};
		3303	}
2760	}	3304	}
2761		3305
2762	sub reload_facedata {	3306	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3307	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3308	or die "unable to load facedata\n";
2765	}	3309	}
2766		3310
2767	sub reload_archetypes {	3311	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3312	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3313	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3314	}
2776		3315
2777	sub reload_treasures {	3316	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3317	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3318	or die "unable to load treasurelists\n";
2780	}	3319	}
2781		3320
2782	sub reload_resources {	3321	sub reload_resources {
2783	warn "reloading resource files...\n";	3322	warn "reloading resource files...\n";
2784		3323
		3324	reload_facedata;
		3325	reload_archetypes;
2785	reload_regions;	3326	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3327	reload_treasures;
2790		3328
2791	warn "finished reloading resource files\n";	3329	warn "finished reloading resource files\n";
2792	}	3330	}
2793		3331
2794	sub init {	3332	sub init {
		3333	my $guard = freeze_mainloop;
		3334
		3335	evthread_start IO::AIO::poll_fileno;
		3336
2795	reload_resources;	3337	reload_resources;
2796	}	3338	}
2797		3339
2798	sub cfg_load {	3340	sub reload_config {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3342	or return;
2801		3343
2802	local $/;	3344	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
2804		3346
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3348
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2814	};	3356	};
2815	warn $@ if $@;	3357	warn $@ if $@;
2816	}	3358	}
2817	}	3359	}
2818		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
2819	sub main {	3380	sub main {
		3381	atomic;
		3382
2820	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3386	(async {
2824	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
2826	};	3390	};
2827		3391
2828	cfg_load;	3392	{
		3393	my $guard = freeze_mainloop;
		3394	reload_config;
2829	db_init;	3395	db_init;
2830	load_extensions;	3396	load_extensions;
2831		3397
2832	$TICK_WATCHER->start;	3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399	}
		3400
		3401	utime time, time, $RUNTIMEFILE;
		3402
		3403	# no (long-running) fork's whatsoever before this point(!)
		3404	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3405
2833	Event::loop;	3406	EV::loop;
2834	}	3407	}
2835		3408
2836	#############################################################################	3409	#############################################################################
2837	# initialisation and cleanup	3410	# initialisation and cleanup
2838		3411
2839	# install some emergency cleanup handlers	3412	# install some emergency cleanup handlers
2840	BEGIN {	3413	BEGIN {
		3414	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3415	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3416	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3417	cf::cleanup "SIG$signal";
2849	},
2850	);	3418	};
2851	}	3419	}
2852	}	3420	}
2853		3421
2854	sub write_runtime {	3422	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";
2856
2857	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2859		3425
2860	IO::AIO::aio_utime $runtime, undef, undef;	3426	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3427
2862	my $guard = cf::lock_acquire "write_runtime";	3428	my $guard = cf::lock_acquire "write_runtime";
2863		3429
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3430	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2865	or return;	3431	or return;
2866		3432
2867	my $value = $cf::RUNTIME + 90 + 10;	3433	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3434	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3435	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3445	aio_utime $fh, undef, undef;
2880		3446
2881	close $fh	3447	close $fh
2882	or return;	3448	or return;
2883		3449
2884	aio_rename "$runtime~", $runtime	3450	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3451	and return;
2886		3452
2887	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2888		3454
2889	1	3455	1
		3456	}
		3457
		3458	our $uuid_lock;
		3459	our $uuid_skip;
		3460
		3461	sub write_uuid_sync($) {
		3462	$uuid_skip ||= $_[0];
		3463
		3464	return if $uuid_lock;
		3465	local $uuid_lock = 1;
		3466
		3467	my $uuid = "$LOCALDIR/uuid";
		3468
		3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3470	or return;
		3471
		3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3473	$uuid_skip = 0;
		3474
		3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3476	and return;
		3477
		3478	# always fsync - this file is important
		3479	aio_fsync $fh
		3480	and return;
		3481
		3482	close $fh
		3483	or return;
		3484
		3485	aio_rename "$uuid~", $uuid
		3486	and return;
		3487
		3488	warn "uuid file written ($value).\n";
		3489
		3490	1
		3491
		3492	}
		3493
		3494	sub write_uuid($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2890	}	3499	}
2891		3500
2892	sub emergency_save() {	3501	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2894		3503
…		…
2900	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2902	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3515	$pl->save;
2906	}	3516	}
2907	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2908		3518
2909	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2915	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2916		3526
2917	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2920	};	3534	};
2921		3535
2922	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2923	}	3537	}
2924		3538
2925	sub post_cleanup {	3539	sub post_cleanup {
2926	my ($make_core) = @_;	3540	my ($make_core) = @_;
2927		3541
2928	warn Carp::longmess "post_cleanup backtrace"	3542	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3543	if $make_core;
		3544
		3545	my $fh = pidfile;
		3546	unlink $PIDFILE if <$fh> == $$;
2930	}	3547	}
		3548
		3549	# a safer delete_package, copied from Symbol
		3550	sub clear_package($) {
		3551	my $pkg = shift;
		3552
		3553	# expand to full symbol table name if needed
		3554	unless ($pkg =~ /^main::.*::$/) {
		3555	$pkg = "main$pkg" if $pkg =~ /^::/;
		3556	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3557	$pkg .= '::' unless $pkg =~ /::$/;
		3558	}
		3559
		3560	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3561	my $stem_symtab = *{$stem}{HASH};
		3562
		3563	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3564	or return;
		3565
		3566	# clear all symbols
		3567	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3568	for my $name (keys %$leaf_symtab) {
		3569	_gv_clear *{"$pkg$name"};
		3570	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3571	}
		3572	warn "cleared package #$pkg\n";#d#
		3573	}
		3574
		3575	our $RELOAD; # how many times to reload
2931		3576
2932	sub do_reload_perl() {	3577	sub do_reload_perl() {
2933	# can/must only be called in main	3578	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3579	if ($Coro::current != $Coro::main) {
2935	warn "can only reload from main coroutine";	3580	warn "can only reload from main coroutine";
2936	return;	3581	return;
2937	}	3582	}
2938		3583
		3584	return if $RELOAD++;
		3585
		3586	while ($RELOAD) {
2939	warn "reloading...";	3587	warn "reloading...";
2940		3588
2941	warn "entering sync_job";	3589	warn "entering sync_job";
2942		3590
2943	cf::sync_job {	3591	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3593	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3594	cf::write_runtime_sync; # external watchdog should not bark
2947		3595
2948	warn "syncing database to disk";	3596	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3597	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3598
2951	# if anything goes wrong in here, we should simply crash as we already saved	3599	# if anything goes wrong in here, we should simply crash as we already saved
2952		3600
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3601	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3602	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3603	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3604	}
2990		3605
2991	warn "... nuking $pkg";	3606	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3607	$_->cancel for values %EXT_CORO;
2993	}	3608	%EXT_CORO = ();
2994		3609
2995	warn "unloading all perl modules loaded from $LIBDIR";	3610	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3611	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3612
		3613	warn "removing ext/exti commands";
		3614	%EXTCMD = ();
		3615	%EXTICMD = ();
		3616
		3617	warn "unloading/nuking all extensions";
		3618	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3619	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3620
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3621	if (my $cb = $pkg->can ("unload")) {
		3622	eval {
3006	$cb->();	3623	$cb->($pkg);
		3624	1
		3625	} or warn "$pkg unloaded, but with errors: $@";
		3626	}
		3627
		3628	warn "... clearing $pkg";
		3629	clear_package $pkg;
3007	}	3630	}
3008		3631
3009	Symbol::delete_package $k;	3632	warn "unloading all perl modules loaded from $LIBDIR";
		3633	while (my ($k, $v) = each %INC) {
		3634	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3635
		3636	warn "... unloading $k";
		3637	delete $INC{$k};
		3638
		3639	$k =~ s/\.pm$//;
		3640	$k =~ s/\//::/g;
		3641
		3642	if (my $cb = $k->can ("unload_module")) {
		3643	$cb->();
		3644	}
		3645
		3646	clear_package $k;
3010	}	3647	}
3011		3648
3012	warn "getting rid of safe::, as good as possible";	3649	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3650	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3651	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3652
3016	warn "unloading cf.pm \"a bit\"";	3653	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3654	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3655	delete $INC{"cf/pod.pm"};
3019		3656
3020	# don't, removes xs symbols, too,	3657	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3658	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3659	#clear_package __PACKAGE__;
3023		3660
3024	warn "unload completed, starting to reload now";	3661	warn "unload completed, starting to reload now";
3025		3662
3026	warn "reloading cf.pm";	3663	warn "reloading cf.pm";
3027	require cf;	3664	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3665	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3029		3666
3030	warn "loading config and database again";	3667	warn "loading config and database again";
3031	cf::cfg_load;	3668	cf::reload_config;
3032		3669
3033	warn "loading extensions";	3670	warn "loading extensions";
3034	cf::load_extensions;	3671	cf::load_extensions;
3035		3672
3036	warn "reattaching attachments to objects/players";	3673	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3674	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3675	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3676	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3677	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3678	reattach $_ for values %PLAYER;
3042		3679
3043	warn "leaving sync_job";	3680	warn "leaving sync_job";
3044		3681
3045	1	3682	1
3046	} or do {	3683	} or do {
3047	warn $@;	3684	warn $@;
3048	warn "error while reloading, exiting.";	3685	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3686	};
3051		3687
3052	warn "reloaded";	3688	warn "reloaded";
		3689	--$RELOAD;
		3690	}
3053	};	3691	};
3054		3692
3055	our $RELOAD_WATCHER; # used only during reload	3693	our $RELOAD_WATCHER; # used only during reload
3056		3694
3057	sub reload_perl() {	3695	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3696	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3697	# coro crashes during coro_state_free->destroy here.
3060		3698
3061	$RELOAD_WATCHER ||= Event->timer (	3699	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3062	reentrant => 0,
3063	after => 0,
3064	data => WF_AUTOCANCEL,
3065	cb => sub {
3066	do_reload_perl;	3700	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3701	undef $RELOAD_WATCHER;
3068	},
3069	);	3702	};
3070	}	3703	}
3071		3704
3072	register_command "reload" => sub {	3705	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3706	my ($who, $arg) = @_;
3074		3707
3075	if ($who->flag (FLAG_WIZ)) {	3708	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3709	$who->message ("reloading server.");
		3710	async {
		3711	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3712	reload_perl;
		3713	};
3078	}	3714	}
3079	};	3715	};
3080		3716
3081	unshift @INC, $LIBDIR;	3717	unshift @INC, $LIBDIR;
3082		3718
…		…
3084		3720
3085	our @WAIT_FOR_TICK;	3721	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3722	our @WAIT_FOR_TICK_BEGIN;
3087		3723
3088	sub wait_for_tick {	3724	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3725	return if tick_inhibit || $Coro::current == $Coro::main;
3091		3726
3092	my $signal = new Coro::Signal;	3727	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3728	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3729	$signal->wait;
3095	}	3730	}
3096		3731
3097	sub wait_for_tick_begin {	3732	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3100		3734
3101	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3736	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3737	$signal->wait;
3104	}	3738	}
3105		3739
3106	my $min = 1e6;#d#	3740	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3742	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3743	unless ++$bug_warning > 10;
3118	return;	3744	return;
3119	}	3745	}
3120		3746
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3747	cf::server_tick; # one server iteration
3124		3748
3125	0 && sync_job {#d#	3749	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	3750	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	3751	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3752	$Coro::current->{desc} = "runtime saver";
3129	or die;	3753	write_runtime_sync
3130		3754	or warn "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3755	};
		3756	}
3147		3757
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3758	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3759	$sig->send;
3164	}	3760	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3761	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3762	$sig->send;
3167	}	3763	}
3168		3764
3169	$NOW = Event::time;	3765	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3766	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		3767
3180	_post_tick;	3768	if (0) {
3181		3769	if ($NEXT_TICK) {
3182		3770	my $jitter = $TICK_START - $NEXT_TICK;
		3771	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3772	warn "jitter $JITTER\n";#d#
		3773	}
3183	},	3774	}
3184	);	3775	}
3185		3776
3186	{	3777	{
3187	BDB::max_poll_time $TICK * 0.1;	3778	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	3779
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	3780	BDB::min_parallel 8;
3197		3781	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	3782	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		3783
3213	unless ($DB_ENV) {	3784	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	3785	$DB_ENV = BDB::db_env_create;
		3786	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3787	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3788	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3789	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3790	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		3791
3216	cf::sync_job {	3792	cf::sync_job {
3217	eval {	3793	eval {
3218	BDB::db_env_open	3794	BDB::db_env_open
3219	$DB_ENV,	3795	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3797	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3798	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	3799	0666;
3224		3800
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3801	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	3802	};
3230		3803
3231	cf::cleanup "db_env_open(db): $@" if $@;	3804	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	3805	};
3233	}	3806	}
		3807
		3808	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3809	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3810	};
		3811	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3812	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3813	};
		3814	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3815	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3816	};
3234	}	3817	}
3235		3818
3236	{	3819	{
		3820	# configure IO::AIO
		3821
3237	IO::AIO::min_parallel 8;	3822	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	3823	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	3824	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	3825	}
3250		3826
3251	my $_log_backtrace;	3827	my $_log_backtrace;
3252		3828
3253	sub _log_backtrace {	3829	sub _log_backtrace {
…		…
3257		3833
3258	# limit the # of concurrent backtraces	3834	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	3835	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	3836	++$_log_backtrace;
3261	async {	3837	async {
		3838	$Coro::current->{desc} = "abt $msg";
		3839
3262	my @bt = fork_call {	3840	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	3841	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3842	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3843	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	3844	or die "addr2line: $!";

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