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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.288 by root, Mon Jun 25 07:40:53 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->convert_blessed->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 { }, $args
406		539
407	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
411		544
412	=cut	545	=cut
413		546
414	sub fork_call(&@) {	547	sub fork_call(&@) {
415	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
416		549
417	# 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,
418	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		553
422	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	555	reset_signals;
435	local $SIG{__WARN__};	556	&$cb
436	local $SIG{__DIE__};	557	}, @args;
437	eval {
438	close $fh1;
439		558
440	my @res = eval { $cb->(@args) };	559	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	560	}
442	};
443		561
444	warn $@ if $@;	562	=item $coin = coin_from_name $name
445	_exit 0;	563
446	}	564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
447	}	587	}
448		588
449	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
450		590
451	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
454		594
455	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
456	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).
457		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
458	=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	}
459		621
460	our $DB;	622	our $DB;
461		623
462	sub db_init {	624	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	625	cf::sync_job {
467	eval {	626	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	627	};
477	}	628	}
478		629
479	sub db_get($$) {	630	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
481		632
…		…
531	if (1) {	682	if (1) {
532	$md5 =	683	$md5 =
533	join "\x00",	684	join "\x00",
534	$processversion,	685	$processversion,
535	map {	686	map {
536	Coro::cede;	687	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	689	} 0.. $#$src;
539		690
540		691
541	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	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")
586	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
587		738
588	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>
589	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
590	Crossfire TRT).	741	Deliantra).
591		742
592	=over 4	743	=over 4
593		744
594	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
595		746
…		…
847	";	998	";
848	die if $@;	999	die if $@;
849	}	1000	}
850		1001
851	our $override;	1002	our $override;
852	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?
853		1004
854	sub override {	1005	sub override {
855	$override = 1;	1006	$override = 1;
856	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
857	}	1008	}
858		1009
859	sub do_invoke {	1010	sub do_invoke {
860	my $event = shift;	1011	my $event = shift;
861	my $callbacks = shift;	1012	my $callbacks = shift;
862		1013
863	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
864		1015
865	local $override;	1016	local $override;
866		1017
867	for (@$callbacks) {	1018	for (@$callbacks) {
868	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
877	}	1028	}
878		1029
879	0	1030	0
880	}	1031	}
881		1032
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1034
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1036
886	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
887		1038
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1042
892	=back	1043	=back
893		1044
894	=cut	1045	=cut
895		1046
896	#############################################################################	1047	#############################################################################
897	# 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	}
898		1091
899	sub reattach {	1092	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1094	my ($obj) = @_;
902		1095
		1096	# no longer needed after getting rid of delete_package?
903	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
904		1098
905	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
906		1100
907	@$registry = ();	1101	@$registry = ();
908		1102
…		…
923	cf::attachable->attach (	1117	cf::attachable->attach (
924	prio => -1000000,	1118	prio => -1000000,
925	on_instantiate => sub {	1119	on_instantiate => sub {
926	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
927		1121
928	$data = from_json $data;	1122	$data = decode_json $data;
929		1123
930	for (@$data) {	1124	for (@$data) {
931	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
932		1126
933	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1143	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
951		1145
952	sync_job {	1146	sync_job {
953	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
956		1151
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1156	aio_close $fh;
962		1157
963	if (@$objs) {	1158	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1164	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
971	}	1166	}
972	} else {	1167	} else {
973	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
974	}	1169	}
…		…
979	}	1174	}
980	} else {	1175	} else {
981	aio_unlink $filename;	1176	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
983	}	1178	}
984	}	1179	};
985	}	1180	}
986		1181
987	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
989		1184
…		…
1001	or return;	1196	or return;
1002		1197
1003	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1200	or return;
		1201
1006	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1007	}	1204	}
1008		1205
		1206	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1011	return ($data, $av);	1210	($data, $av)
1012	}	1211	}
1013		1212
1014	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1015		1214
1016	=over 4	1215	=over 4
…		…
1086	cf::override;	1285	cf::override;
1087	},	1286	},
1088	on_extcmd => sub {	1287	on_extcmd => sub {
1089	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1090		1289
1091	my $msg = eval { from_json $buf };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1291
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1099	} else {	1307	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1309	}
1102		1310
1103	cf::override;	1311	cf::override;
…		…
1130		1338
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1341
1134	$ext{source} =	1342	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1137	. $source	1345	. $source
1138	. "\n};\n1";	1346	. "\n};\n1";
1139		1347
1140	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1158		1366
1159	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1368	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1370	}
1164		1371
1165	warn $msg;	1372	warn $msg;
1166	}	1373	}
1167		1374
…		…
1192	use Coro::AIO;	1399	use Coro::AIO;
1193		1400
1194	=head3 cf::player	1401	=head3 cf::player
1195		1402
1196	=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	}
1197		1418
1198	=item cf::player::find $login	1419	=item cf::player::find $login
1199		1420
1200	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1201		1422
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1462
1242	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1245	}	1472	}
1246	}	1473	}
1247	}	1474	}
1248		1475
…		…
1257	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1258		1485
1259	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1261		1488
		1489	cf::get_slot 0.01;
		1490
1262	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1263	Coro::cede;	1492	cf::cede_to_tick;
1264	}	1493	}
1265		1494
1266	sub new($) {	1495	sub new($) {
1267	my ($login) = @_;	1496	my ($login) = @_;
1268		1497
…		…
1274	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1275		1504
1276	$self	1505	$self
1277	}	1506	}
1278		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
1279	=item $pl->quit_character	1518	=item $pl->quit_character
1280		1519
1281	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
1282	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1283		1522
…		…
1287	my ($pl) = @_;	1526	my ($pl) = @_;
1288		1527
1289	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1290		1529
1291	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1292	$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
1293		1532
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1298		1539
1299	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1577	or return [];
1337		1578
1338	my @logins;	1579	my @logins;
1339		1580
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1344		1591
1345	utf8::decode $login;	1592	utf8::decode $login;
1346	push @logins, $login;	1593	push @logins, $login;
1347	}	1594	}
1348		1595
…		…
1379		1626
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1381		1628
1382	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1383		1630
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406
1407	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;
1409
1410	$_
1411	}
1412
1413	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1414		1632
1415	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1416		1634
1417	=cut	1635	=cut
1418		1636
1419	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1421		1639
1422	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . cf::to_json \%msg);
1424	}	1641	}
1425		1642
1426	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1427		1644
1428	Sends an ext event to the client.	1645	Sends an ext event to the client.
1429		1646
1430	=cut	1647	=cut
1431		1648
1432	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1434		1651
1435	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1436	}	1653	}
1437		1654
1438	=head3 cf::region	1655	=head3 cf::region
1439		1656
1440	=over 4	1657	=over 4
…		…
1453	my ($path) = @_;	1670	my ($path) = @_;
1454		1671
1455	my ($match, $specificity);	1672	my ($match, $specificity);
1456		1673
1457	for my $region (list) {	1674	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1461	}	1678	}
1462	}	1679	}
1463		1680
…		…
1484	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1486		1703
1487	sub generate_random_map {	1704	sub generate_random_map {
1488	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
1489	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1710	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1583	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1584	return $self;	1804	return $self;
1585	}	1805	}
1586	}	1806	}
1587		1807
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1809	()
1590	}	1810	}
1591		1811
1592	sub init {	1812	sub init {
1593	my ($self) = @_;	1813	my ($self) = @_;
…		…
1615		1835
1616	# the temporary/swap location	1836	# the temporary/swap location
1617	sub save_path {	1837	sub save_path {
1618	my ($self) = @_;	1838	my ($self) = @_;
1619		1839
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1622	}	1842	}
1623		1843
1624	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1625	sub uniq_path {	1845	sub uniq_path {
1626	my ($self) = @_;	1846	my ($self) = @_;
1627		1847
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1630	}	1850	}
1631		1851
1632	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1633	# all maps in C++...	1853	# all maps in C++...
…		…
1656		1876
1657	sub load_header_from($) {	1877	sub load_header_from($) {
1658	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1659		1879
1660	utf8::encode $path;	1880	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	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;
1666		1889
1667	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1668		1891
1669	1	1892	1
1670	}	1893	}
…		…
1724	sub find {	1947	sub find {
1725	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1726		1949
1727	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1728		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1730		1954
1731	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1732	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1733	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1734	or return;	1960	or return;
1735		1961
1736	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1737		1963
…		…
1739	or return;	1965	or return;
1740		1966
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1744	$map->reset;	1972	$map->reset;
1745	undef $guard;
1746	return find $path;	1973	return find $path;
1747	}	1974	}
1748		1975
1749	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1750	}	1977	}
…		…
1759	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1760		1987
1761	my $path = $self->{path};	1988	my $path = $self->{path};
1762		1989
1763	{	1990	{
1764	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1765		1992
		1993	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		1995
1768	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1769		1997
1770	$self->alloc;	1998	$self->alloc;
1771		1999
1772	$self->pre_load;	2000	$self->pre_load;
1773	Coro::cede;	2001	cf::cede_to_tick;
1774		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1776	or return;	2006	or return;
1777		2007
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1779	if delete $self->{load_original};	2009	if delete $self->{load_original};
1780		2010
1781	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2012	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2015	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1786	}	2019	}
1787	}	2020	}
1788		2021
1789	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1790	# now do the right thing for maps	2025	# now do the right thing for maps
1791	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2028	unless $self->difficulty;
1794	Coro::cede;	2029	cf::cede_to_tick;
1795		2030
1796	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2032	$self->decay_objects;
1798	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1799	$self->update_buttons;	2034	$self->update_buttons;
1800	Coro::cede;	2035	cf::cede_to_tick;
1801	$self->set_darkness_map;	2036	$self->set_darkness_map;
1802	Coro::cede;	2037	cf::cede_to_tick;
1803	$self->activate;	2038	$self->activate;
1804	}	2039	}
1805		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2045	}
1808		2046
1809	$self->post_load;	2047	$self->post_load;
1810	}	2048	}
1811		2049
…		…
1820		2058
1821	$self	2059	$self
1822	}	2060	}
1823		2061
1824	# 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
1825	sub load_diag {	2063	sub load_neighbours {
1826	my ($map) = @_;	2064	my ($map) = @_;
1827		2065
1828	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1829		2067
1830	for (0 .. 3) {	2068	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1832	or next;	2070	or next;
1833	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1834	or next;	2072	or next;
1835	$neigh->load;	2073	$neigh->load;
1836		2074
		2075	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2078	}
1840		2079
1841	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1843	or next;	2083	or next;
1844	$neigh->load;	2084	$neigh->load;
1845	}	2085	}
1846	}	2086	}
1847		2087
…		…
1852	}	2092	}
1853		2093
1854	sub do_load_sync {	2094	sub do_load_sync {
1855	my ($map) = @_;	2095	my ($map) = @_;
1856		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1857	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1858	}	2101	}
1859		2102
1860	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1862		2105
1863	sub find_async {	2106	sub find_async {
1864	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1865		2108
1866	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1867		2110
1868	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2113	}
1871		2114
1872	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1873	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1874	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2122	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2123	$map->load if $v;
		2124	}
1879		2125
1880	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1881	}	2127	}
1882	}	2128	}
1883	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1884	};	2130	};
1885	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1888	}	2134	}
1889		2135
1890	sub save {	2136	sub save {
1891	my ($self) = @_;	2137	my ($self) = @_;
1892		2138
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1894		2140
1895	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1896		2142
1897	return unless $self->dirty;	2143	return unless $self->dirty;
1898		2144
…		…
1904	return if $self->{deny_save};	2150	return if $self->{deny_save};
1905		2151
1906	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1907		2153
1908	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1910	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1911		2160
1912	if ($uniq) {	2161	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2164	} else {
…		…
1921	my ($self) = @_;	2170	my ($self) = @_;
1922		2171
1923	# save first because save cedes	2172	# save first because save cedes
1924	$self->save;	2173	$self->save;
1925		2174
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2176
1928	return if $self->players;	2177	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1930	return if $self->{deny_save};	2179	return if $self->{deny_save};
1931		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1932	$self->clear;	2185	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2186	}
1935		2187
1936	sub reset_at {	2188	sub reset_at {
1937	my ($self) = @_;	2189	my ($self) = @_;
1938		2190
…		…
1970	if $uniq;	2222	if $uniq;
1971	}	2223	}
1972		2224
1973	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
1974		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2229	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2230
1979	$self->unlink_save;	2231	$self->unlink_save;
1980	$self->destroy;	2232	$self->destroy;
1981	}	2233	}
1982		2234
1983	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
1984		2236
1985	sub nuke {	2237	sub nuke {
1986	my ($self) = @_;	2238	my ($self) = @_;
1987		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
1988	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
1989		2244
1990	$self->unlink_save;	2245	$self->unlink_save;
1991		2246
1992	bless $self, "cf::map";	2247	bless $self, "cf::map";
1993	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2252
1998	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
1999		2255
2000	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2001	}	2257	}
2002		2258
2003	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2045		2301
2046	sub unique_maps() {	2302	sub unique_maps() {
2047	[	2303	[
2048	map {	2304	map {
2049	utf8::decode $_;	2305	utf8::decode $_;
2050	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2051	? normalise $_	2309	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2311	]
2055	}	2312	}
2056		2313
2057	package cf;
2058
2059	=back	2314	=back
2060		2315
2061	=head3 cf::object	2316	=head3 cf::object
2062		2317
2063	=cut	2318	=cut
…		…
2066		2321
2067	=over 4	2322	=over 4
2068		2323
2069	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2070		2325
2071	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.
2072		2328
2073	=cut	2329	=cut
2074		2330
2075	sub inv_recursive_;	2331	sub inv_recursive_;
2076	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2079		2335
2080	sub inv_recursive {	2336	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2082	}	2338	}
2083		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
2084	package cf;	2368	package cf;
2085		2369
2086	=back	2370	=back
2087		2371
2088	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2094	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>
2095	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
2096	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2097		2381
2098	=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	};
2099		2397
2100	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2101	# with dialog boxes.	2399	# with dialog boxes.
2102	#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
2103	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2110		2408
2111	} else {	2409	} else {
2112	my $pl = $self->contr;	2410	my $pl = $self->contr;
2113		2411
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2415
2123	} else {	2416	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2126	}	2419	}
2127	}	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 (@_);
2128	}	2431	}
2129		2432
2130	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2131		2434
2132	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2211	# use -1 or undef as default coordinates, not 0, 0	2514	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2515	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2516	if $x <=0 && $y <= 0;
2214		2517
2215	$map->load;	2518	$map->load;
2216	$map->load_diag;	2519	$map->load_neighbours;
2217		2520
2218	return unless $self->contr->active;	2521	return unless $self->contr->active;
2219	$self->activate_recursive;	2522	$self->activate_recursive;
2220		2523
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2524	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2525	$self->enter_map ($map, $x, $y);
2223	}	2526	}
2224		2527
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2528	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2226		2529
2227	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
2228	her, loading and preparing them map, calling the provided $check callback	2531	her, loading and preparing them map, calling the provided $check callback
2229	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
2230	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 >>.
2231		2538
2232	=cut	2539	=cut
2233		2540
2234	our $GOTOGEN;	2541	our $GOTOGEN;
2235		2542
2236	sub cf::object::player::goto {	2543	sub cf::object::player::goto {
2237	my ($self, $path, $x, $y, $check) = @_;	2544	my ($self, $path, $x, $y, $check, $done) = @_;
2238		2545
2239	# 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
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2548
2242	$self->enter_link;	2549	$self->enter_link;
2243		2550
2244	(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
2245	my $map = eval {	2573	my $map = eval {
2246	my $map = cf::map::find $path;	2574	my $map = defined $path ? cf::map::find $path : undef;
2247		2575
2248	if ($map) {	2576	if ($map) {
2249	$map = $map->customise_for ($self);	2577	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2578	$map = $check->($map) if $check && $map;
2251	} else {	2579	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2581	}
2254		2582
2255	$map	2583	$map
2256	};	2584	};
2257		2585
…		…
2262		2590
2263	if ($gen == $self->{_goto_generation}) {	2591	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2592	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2593	$self->leave_link ($map, $x, $y);
2266	}	2594	}
		2595
		2596	$done->() if $done;
2267	})->prio (1);	2597	})->prio (1);
2268	}	2598	}
2269		2599
2270	=item $player_object->enter_exit ($exit_object)	2600	=item $player_object->enter_exit ($exit_object)
2271		2601
…		…
2291	}	2621	}
2292		2622
2293	sub prepare_random_map {	2623	sub prepare_random_map {
2294	my ($exit) = @_;	2624	my ($exit) = @_;
2295		2625
2296	my $guard = cf::lock_acquire "exit_prepare:$exit";
2297
2298	# all this does is basically replace the /! path by	2626	# all this does is basically replace the /! path by
2299	# a new random map path (?random/...) with a seed	2627	# a new random map path (?random/...) with a seed
2300	# that depends on the exit object	2628	# that depends on the exit object
2301		2629
2302	my $rmp = parse_random_map_params $exit->msg;	2630	my $rmp = parse_random_map_params $exit->msg;
…		…
2304	if ($exit->map) {	2632	if ($exit->map) {
2305	$rmp->{region} = $exit->region->name;	2633	$rmp->{region} = $exit->region->name;
2306	$rmp->{origin_map} = $exit->map->path;	2634	$rmp->{origin_map} = $exit->map->path;
2307	$rmp->{origin_x} = $exit->x;	2635	$rmp->{origin_x} = $exit->x;
2308	$rmp->{origin_y} = $exit->y;	2636	$rmp->{origin_y} = $exit->y;
		2637
		2638	$exit->map->touch;
2309	}	2639	}
2310		2640
2311	$rmp->{random_seed} ||= $exit->random_seed;	2641	$rmp->{random_seed} ||= $exit->random_seed;
2312		2642
2313	my $data = cf::to_json $rmp;	2643	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2644	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2645	my $meta = "$RANDOMDIR/$md5.meta";
2316		2646
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2648	aio_write $fh, 0, (length $data), $data, 0;
2319	undef $fh;	2649	undef $fh;
2320	aio_rename "$meta~", $meta;	2650	aio_rename "$meta~", $meta;
2321		2651
		2652	my $slaying = "?random/$md5";
		2653
		2654	if ($exit->valid) {
2322	$exit->slaying ("?random/$md5");	2655	$exit->slaying ("?random/$md5");
2323	$exit->msg (undef);	2656	$exit->msg (undef);
		2657	}
2324	}	2658	}
2325	}	2659	}
2326		2660
2327	sub cf::object::player::enter_exit {	2661	sub cf::object::player::enter_exit {
2328	my ($self, $exit) = @_;	2662	my ($self, $exit) = @_;
2329		2663
2330	return unless $self->type == cf::PLAYER;	2664	return unless $self->type == cf::PLAYER;
2331		2665
2332	if ($exit->slaying eq "/!") {
2333	#TODO: this should de-fi-ni-te-ly not be a sync-job
2334	# the problem is that $exit might not survive long enough
2335	# so it needs to be done right now, right here
2336	cf::sync_job { prepare_random_map $exit };
2337	}
2338
2339	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2340	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;
2342
2343	$self->enter_link;	2666	$self->enter_link;
2344		2667
2345	(async {	2668	(async {
2346	$self->deactivate_recursive; # just to be sure	2669	$Coro::current->{desc} = "enter_exit";
		2670
2347	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
2348	$self->goto ($slaying, $hp, $sp);	2686	$self->goto ($map, $x, $y);
2349		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
2350	1;	2692	1
2351	}) {	2693	}) {
2352	$self->message ("Something went wrong deep within the crossfire server. "	2694	$self->message ("Something went wrong deep within the crossfire server. "
2353	. "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. "
2354	. "Please report this to the dungeon master!",	2696	. "Please report this to the dungeon master!",
2355	cf::NDI_UNIQUE | cf::NDI_RED);	2697	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2376		2718
2377	utf8::encode $text;	2719	utf8::encode $text;
2378	$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);
2379	}	2721	}
2380		2722
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2723	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2724
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2725	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2726	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2727	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2728	the message unless the client supports the msg packet.
2387		2729
2388	=cut	2730	=cut
2389		2731
		2732	# non-persistent channels (usually the info channel)
		2733	our %CHANNEL = (
		2734	"c/identify" => {
		2735	id => "infobox",
		2736	title => "Identify",
		2737	reply => undef,
		2738	tooltip => "Items recently identified",
		2739	},
		2740	"c/examine" => {
		2741	id => "infobox",
		2742	title => "Examine",
		2743	reply => undef,
		2744	tooltip => "Signs and other items you examined",
		2745	},
		2746	"c/book" => {
		2747	id => "infobox",
		2748	title => "Book",
		2749	reply => undef,
		2750	tooltip => "The contents of a note or book",
		2751	},
		2752	"c/lookat" => {
		2753	id => "infobox",
		2754	title => "Look",
		2755	reply => undef,
		2756	tooltip => "What you saw there",
		2757	},
		2758	"c/who" => {
		2759	id => "infobox",
		2760	title => "Players",
		2761	reply => undef,
		2762	tooltip => "Shows players who are currently online",
		2763	},
		2764	"c/body" => {
		2765	id => "infobox",
		2766	title => "Body Parts",
		2767	reply => undef,
		2768	tooltip => "Shows which body parts you posess and are available",
		2769	},
		2770	"c/uptime" => {
		2771	id => "infobox",
		2772	title => "Uptime",
		2773	reply => undef,
		2774	tooltip => "How long the server has been running since last restart",
		2775	},
		2776	"c/mapinfo" => {
		2777	id => "infobox",
		2778	title => "Map Info",
		2779	reply => undef,
		2780	tooltip => "Information related to the maps",
		2781	},
		2782	"c/party" => {
		2783	id => "party",
		2784	title => "Party",
		2785	reply => "gsay ",
		2786	tooltip => "Messages and chat related to your party",
		2787	},
		2788	);
		2789
2390	sub cf::client::send_msg {	2790	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	2791	my ($self, $channel, $msg, $color, @extra) = @_;
2392		2792
2393	$msg = $self->pl->expand_cfpod ($msg);	2793	$msg = $self->pl->expand_cfpod ($msg);
2394		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
		2817	return unless @extra || length $msg;
		2818
2395	if ($self->can_msg) {	2819	if ($self->can_msg) {
2396	$self->send_packet ("msg " . cf::to_json [$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);
2397	} else {	2840	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407
2408	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
2409	if (0 && $msg =~ /\[/) {	2856	if (0 && $msg =~ /\[/) {
		2857	# COMMAND/INFO
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	2858	$self->send_packet ("drawextinfo $color 10 8 $msg")
2411	} else {	2859	} else {
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2860	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2413	$self->send_packet ("drawinfo $color $msg")	2861	$self->send_packet ("drawinfo $color $msg")
2414	}	2862	}
2415	}	2863	}
2416	}	2864	}
2417	}	2865	}
2418		2866
2419	=item $client->ext_event ($type, %msg)	2867	=item $client->ext_msg ($type, @msg)
2420		2868
2421	Sends an ext event to the client.	2869	Sends an ext event to the client.
2422		2870
2423	=cut	2871	=cut
2424		2872
2425	sub cf::client::ext_event($$%) {	2873	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	2874	my ($self, $type, @msg) = @_;
2427		2875
		2876	if ($self->extcmd == 2) {
		2877	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2878	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	2879	push @msg, msgtype => "event_$type";
2429	$self->send_packet ("ext " . cf::to_json \%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	}
2430	}	2900	}
2431		2901
2432	=item $success = $client->query ($flags, "text", \&cb)	2902	=item $success = $client->query ($flags, "text", \&cb)
2433		2903
2434	Queues a query to the client, calling the given callback with	2904	Queues a query to the client, calling the given callback with
…		…
2457		2927
2458	1	2928	1
2459	}	2929	}
2460		2930
2461	cf::client->attach (	2931	cf::client->attach (
		2932	on_connect => sub {
		2933	my ($ns) = @_;
		2934
		2935	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2936	},
2462	on_reply => sub {	2937	on_reply => sub {
2463	my ($ns, $msg) = @_;	2938	my ($ns, $msg) = @_;
2464		2939
2465	# this weird shuffling is so that direct followup queries	2940	# this weird shuffling is so that direct followup queries
2466	# get handled first	2941	# get handled first
…		…
2481	}	2956	}
2482	},	2957	},
2483	on_exticmd => sub {	2958	on_exticmd => sub {
2484	my ($ns, $buf) = @_;	2959	my ($ns, $buf) = @_;
2485		2960
2486	my $msg = eval { from_json $buf };	2961	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2487		2962
2488	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
2489	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2971	if (my $cb = $EXTICMD{$type}) {
2490	if (my %reply = $cb->($ns, $msg)) {	2972	@reply = $cb->($ns, @payload);
2491	$reply{msgid} = $msg->{msgid};
2492	$ns->send ("ext " . cf::to_json \%reply);
2493	}
2494	}	2973	}
		2974
		2975	$ns->ext_reply ($reply, @reply)
		2976	if $reply;
		2977
2495	} else {	2978	} else {
2496	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";
2497	}	2980	}
2498		2981
2499	cf::override;	2982	cf::override;
…		…
2546	our $safe = new Safe "safe";	3029	our $safe = new Safe "safe";
2547	our $safe_hole = new Safe::Hole;	3030	our $safe_hole = new Safe::Hole;
2548		3031
2549	$SIG{FPE} = 'IGNORE';	3032	$SIG{FPE} = 'IGNORE';
2550		3033
2551	$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	));
2552		3039
2553	# here we export the classes and methods available to script code	3040	# here we export the classes and methods available to script code
2554		3041
2555	=pod	3042	=pod
2556		3043
2557	The following functions and methods are available within a safe environment:	3044	The following functions and methods are available within a safe environment:
2558		3045
2559	cf::object contr pay_amount pay_player map	3046	cf::object
		3047	contr pay_amount pay_player map x y force_find force_add destroy
		3048	insert remove name archname title slaying race decrease split
		3049
2560	cf::object::player player	3050	cf::object::player
2561	cf::player peaceful	3051	player
2562	cf::map trigger	3052
		3053	cf::player
		3054	peaceful
		3055
		3056	cf::map
		3057	trigger
2563		3058
2564	=cut	3059	=cut
2565		3060
2566	for (	3061	for (
2567	["cf::object" => qw(contr pay_amount pay_player map)],	3062	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3063	insert remove inv nrof name archname title slaying race
		3064	decrease split destroy change_exp)],
2568	["cf::object::player" => qw(player)],	3065	["cf::object::player" => qw(player)],
2569	["cf::player" => qw(peaceful)],	3066	["cf::player" => qw(peaceful)],
2570	["cf::map" => qw(trigger)],	3067	["cf::map" => qw(trigger)],
2571	) {	3068	) {
2572	no strict 'refs';	3069	no strict 'refs';
…		…
2648	# the server's init and main functions	3145	# the server's init and main functions
2649		3146
2650	sub load_facedata($) {	3147	sub load_facedata($) {
2651	my ($path) = @_;	3148	my ($path) = @_;
2652		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
2653	warn "loading facedata from $path\n";	3156	warn "loading facedata from $path\n";
2654		3157
2655	my $facedata;	3158	my $facedata;
2656	0 < aio_load $path, $facedata	3159	0 < aio_load $path, $facedata
2657	or die "$path: $!";	3160	or die "$path: $!";
…		…
2659	$facedata = Coro::Storable::thaw $facedata;	3162	$facedata = Coro::Storable::thaw $facedata;
2660		3163
2661	$facedata->{version} == 2	3164	$facedata->{version} == 2
2662	or cf::cleanup "$path: version mismatch, cannot proceed.";	3165	or cf::cleanup "$path: version mismatch, cannot proceed.";
2663		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
2664	{	3174	{
2665	my $faces = $facedata->{faceinfo};	3175	my $faces = $facedata->{faceinfo};
2666		3176
2667	while (my ($face, $info) = each %$faces) {	3177	while (my ($face, $info) = each %$faces) {
2668	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3178	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3179
2669	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3180	cf::face::set_visibility $idx, $info->{visibility};
		3181	cf::face::set_magicmap $idx, $info->{magicmap};
2670	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3182	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2671	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3183	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2672	Coro::cede;	3184
		3185	cf::cede_to_tick;
2673	}	3186	}
2674		3187
2675	while (my ($face, $info) = each %$faces) {	3188	while (my ($face, $info) = each %$faces) {
2676	next unless $info->{smooth};	3189	next unless $info->{smooth};
		3190
2677	my $idx = cf::face::find $face	3191	my $idx = cf::face::find $face
2678	or next;	3192	or next;
		3193
2679	if (my $smooth = cf::face::find $info->{smooth}) {	3194	if (my $smooth = cf::face::find $info->{smooth}) {
		3195	cf::face::set_smooth $idx, $smooth;
2680	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3196	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2681	} else {	3197	} else {
2682	warn "smooth face '$info->{smooth}' not found for face '$face'";	3198	warn "smooth face '$info->{smooth}' not found for face '$face'";
2683	}	3199	}
2684	Coro::cede;	3200
		3201	cf::cede_to_tick;
2685	}	3202	}
2686	}	3203	}
2687		3204
2688	{	3205	{
2689	my $anims = $facedata->{animinfo};	3206	my $anims = $facedata->{animinfo};
2690		3207
2691	while (my ($anim, $info) = each %$anims) {	3208	while (my ($anim, $info) = each %$anims) {
2692	cf::anim::set $anim, $info->{frames}, $info->{facings};	3209	cf::anim::set $anim, $info->{frames}, $info->{facings};
2693	Coro::cede;	3210	cf::cede_to_tick;
2694	}	3211	}
2695		3212
2696	cf::anim::invalidate_all; # d'oh	3213	cf::anim::invalidate_all; # d'oh
2697	}	3214	}
2698		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
2699	1	3251	1
2700	}	3252	}
2701		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
2702	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
2703	load_resource_file "$MAPDIR/regions"	3297	load_resource_file "$MAPDIR/regions"
2704	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	}
2705	}	3304	}
2706		3305
2707	sub reload_facedata {	3306	sub reload_facedata {
2708	load_facedata "$DATADIR/facedata"	3307	load_facedata "$DATADIR/facedata"
2709	or die "unable to load facedata\n";	3308	or die "unable to load facedata\n";
…		…
2720	}	3319	}
2721		3320
2722	sub reload_resources {	3321	sub reload_resources {
2723	warn "reloading resource files...\n";	3322	warn "reloading resource files...\n";
2724		3323
		3324	reload_facedata;
		3325	reload_archetypes;
2725	reload_regions;	3326	reload_regions;
2726	reload_facedata;
2727	#reload_archetypes;#d#
2728	reload_archetypes;
2729	reload_treasures;	3327	reload_treasures;
2730		3328
2731	warn "finished reloading resource files\n";	3329	warn "finished reloading resource files\n";
2732	}	3330	}
2733		3331
2734	sub init {	3332	sub init {
		3333	my $guard = freeze_mainloop;
		3334
		3335	evthread_start IO::AIO::poll_fileno;
		3336
2735	reload_resources;	3337	reload_resources;
2736	}	3338	}
2737		3339
2738	sub cfg_load {	3340	sub reload_config {
2739	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
2740	or return;	3342	or return;
2741		3343
2742	local $/;	3344	local $/;
2743	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
2744		3346
2745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2746		3348
2747	$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};
2748	$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};
…		…
2754	};	3356	};
2755	warn $@ if $@;	3357	warn $@ if $@;
2756	}	3358	}
2757	}	3359	}
2758		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
2759	sub main {	3380	sub main {
		3381	atomic;
		3382
2760	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
2761	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
2762	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#
2763	(async {	3386	(async {
2764	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
2765	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
2766	};	3390	};
2767		3391
2768	cfg_load;	3392	{
		3393	my $guard = freeze_mainloop;
		3394	reload_config;
2769	db_init;	3395	db_init;
2770	load_extensions;	3396	load_extensions;
2771		3397
2772	$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
2773	Event::loop;	3406	EV::loop;
2774	}	3407	}
2775		3408
2776	#############################################################################	3409	#############################################################################
2777	# initialisation and cleanup	3410	# initialisation and cleanup
2778		3411
2779	# install some emergency cleanup handlers	3412	# install some emergency cleanup handlers
2780	BEGIN {	3413	BEGIN {
		3414	our %SIGWATCHER = ();
2781	for my $signal (qw(INT HUP TERM)) {	3415	for my $signal (qw(INT HUP TERM)) {
2782	Event->signal (	3416	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2783	reentrant => 0,
2784	data => WF_AUTOCANCEL,
2785	signal => $signal,
2786	prio => 0,
2787	cb => sub {
2788	cf::cleanup "SIG$signal";	3417	cf::cleanup "SIG$signal";
2789	},
2790	);	3418	};
2791	}	3419	}
2792	}	3420	}
2793		3421
2794	sub write_runtime {	3422	sub write_runtime_sync {
2795	my $runtime = "$LOCALDIR/runtime";
2796
2797	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2798	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2799		3425
2800	IO::AIO::aio_utime $runtime, undef, undef;	3426	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2801		3427
2802	my $guard = cf::lock_acquire "write_runtime";	3428	my $guard = cf::lock_acquire "write_runtime";
2803		3429
2804	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3430	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2805	or return;	3431	or return;
2806		3432
2807	my $value = $cf::RUNTIME + 90 + 10;	3433	my $value = $cf::RUNTIME + 90 + 10;
2808	# 10 is the runtime save interval, for a monotonic clock	3434	# 10 is the runtime save interval, for a monotonic clock
2809	# 60 allows for the watchdog to kill the server.	3435	# 60 allows for the watchdog to kill the server.
…		…
2819	aio_utime $fh, undef, undef;	3445	aio_utime $fh, undef, undef;
2820		3446
2821	close $fh	3447	close $fh
2822	or return;	3448	or return;
2823		3449
2824	aio_rename "$runtime~", $runtime	3450	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2825	and return;	3451	and return;
2826		3452
2827	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2828		3454
2829	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($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2830	}	3499	}
2831		3500
2832	sub emergency_save() {	3501	sub emergency_save() {
2833	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2834		3503
…		…
2840	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2841	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2842	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2843	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2844	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2845	$pl->save;	3515	$pl->save;
2846	}	3516	}
2847	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2848		3518
2849	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2855	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2856		3526
2857	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2858	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2859	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2860	};	3534	};
2861		3535
2862	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2863	}	3537	}
2864		3538
2865	sub post_cleanup {	3539	sub post_cleanup {
2866	my ($make_core) = @_;	3540	my ($make_core) = @_;
2867		3541
2868	warn Carp::longmess "post_cleanup backtrace"	3542	warn Carp::longmess "post_cleanup backtrace"
2869	if $make_core;	3543	if $make_core;
		3544
		3545	my $fh = pidfile;
		3546	unlink $PIDFILE if <$fh> == $$;
2870	}	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 $RELOAD; # how many times to reload
2871		3576
2872	sub do_reload_perl() {	3577	sub do_reload_perl() {
2873	# can/must only be called in main	3578	# can/must only be called in main
2874	if ($Coro::current != $Coro::main) {	3579	if ($Coro::current != $Coro::main) {
2875	warn "can only reload from main coroutine";	3580	warn "can only reload from main coroutine";
2876	return;	3581	return;
2877	}	3582	}
2878		3583
		3584	return if $RELOAD++;
		3585
		3586	while ($RELOAD) {
2879	warn "reloading...";	3587	warn "reloading...";
2880		3588
2881	warn "entering sync_job";	3589	warn "entering sync_job";
2882		3590
2883	cf::sync_job {	3591	cf::sync_job {
2884	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2885	cf::emergency_save;	3593	cf::emergency_save;
2886	cf::write_runtime; # external watchdog should not bark	3594	cf::write_runtime_sync; # external watchdog should not bark
2887		3595
2888	warn "syncing database to disk";	3596	warn "syncing database to disk";
2889	BDB::db_env_txn_checkpoint $DB_ENV;	3597	BDB::db_env_txn_checkpoint $DB_ENV;
2890		3598
2891	# 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
2892		3600
2893	warn "cancelling all WF_AUTOCANCEL watchers";
2894	for (Event::all_watchers) {
2895	$_->cancel if $_->data & WF_AUTOCANCEL;
2896	}
2897
2898	warn "flushing outstanding aio requests";	3601	warn "flushing outstanding aio requests";
2899	for (;;) {
2900	BDB::flush;
2901	IO::AIO::flush;
2902	Coro::cede;
2903	last unless IO::AIO::nreqs || BDB::nreqs;	3602	while (IO::AIO::nreqs || BDB::nreqs) {
2904	warn "iterate...";	3603	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2905	}
2906
2907	++$RELOAD;
2908
2909	warn "cancelling all extension coros";
2910	$_->cancel for values %EXT_CORO;
2911	%EXT_CORO = ();
2912
2913	warn "removing commands";
2914	%COMMAND = ();
2915
2916	warn "removing ext/exti commands";
2917	%EXTCMD = ();
2918	%EXTICMD = ();
2919
2920	warn "unloading/nuking all extensions";
2921	for my $pkg (@EXTS) {
2922	warn "... unloading $pkg";
2923
2924	if (my $cb = $pkg->can ("unload")) {
2925	eval {
2926	$cb->($pkg);
2927	1
2928	} or warn "$pkg unloaded, but with errors: $@";
2929	}	3604	}
2930		3605
2931	warn "... nuking $pkg";	3606	warn "cancelling all extension coros";
2932	Symbol::delete_package $pkg;	3607	$_->cancel for values %EXT_CORO;
2933	}	3608	%EXT_CORO = ();
2934		3609
2935	warn "unloading all perl modules loaded from $LIBDIR";	3610	warn "removing commands";
2936	while (my ($k, $v) = each %INC) {	3611	%COMMAND = ();
2937	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2938		3612
		3613	warn "removing ext/exti commands";
		3614	%EXTCMD = ();
		3615	%EXTICMD = ();
		3616
		3617	warn "unloading/nuking all extensions";
		3618	for my $pkg (@EXTS) {
2939	warn "... unloading $k";	3619	warn "... unloading $pkg";
2940	delete $INC{$k};
2941		3620
2942	$k =~ s/\.pm$//;
2943	$k =~ s/\//::/g;
2944
2945	if (my $cb = $k->can ("unload_module")) {	3621	if (my $cb = $pkg->can ("unload")) {
		3622	eval {
2946	$cb->();	3623	$cb->($pkg);
		3624	1
		3625	} or warn "$pkg unloaded, but with errors: $@";
		3626	}
		3627
		3628	warn "... clearing $pkg";
		3629	clear_package $pkg;
2947	}	3630	}
2948		3631
2949	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 $k;
2950	}	3647	}
2951		3648
2952	warn "getting rid of safe::, as good as possible";	3649	warn "getting rid of safe::, as good as possible";
2953	Symbol::delete_package "safe::$_"	3650	clear_package "safe::$_"
2954	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);
2955		3652
2956	warn "unloading cf.pm \"a bit\"";	3653	warn "unloading cf.pm \"a bit\"";
2957	delete $INC{"cf.pm"};	3654	delete $INC{"cf.pm"};
2958	delete $INC{"cf/pod.pm"};	3655	delete $INC{"cf/pod.pm"};
2959		3656
2960	# don't, removes xs symbols, too,	3657	# don't, removes xs symbols, too,
2961	# and global variables created in xs	3658	# and global variables created in xs
2962	#Symbol::delete_package __PACKAGE__;	3659	#clear_package __PACKAGE__;
2963		3660
2964	warn "unload completed, starting to reload now";	3661	warn "unload completed, starting to reload now";
2965		3662
2966	warn "reloading cf.pm";	3663	warn "reloading cf.pm";
2967	require cf;	3664	require cf;
2968	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3665	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2969		3666
2970	warn "loading config and database again";	3667	warn "loading config and database again";
2971	cf::cfg_load;	3668	cf::reload_config;
2972		3669
2973	warn "loading extensions";	3670	warn "loading extensions";
2974	cf::load_extensions;	3671	cf::load_extensions;
2975		3672
2976	warn "reattaching attachments to objects/players";	3673	warn "reattaching attachments to objects/players";
2977	_global_reattach; # objects, sockets	3674	_global_reattach; # objects, sockets
2978	warn "reattaching attachments to maps";	3675	warn "reattaching attachments to maps";
2979	reattach $_ for values %MAP;	3676	reattach $_ for values %MAP;
2980	warn "reattaching attachments to players";	3677	warn "reattaching attachments to players";
2981	reattach $_ for values %PLAYER;	3678	reattach $_ for values %PLAYER;
2982		3679
2983	warn "leaving sync_job";	3680	warn "leaving sync_job";
2984		3681
2985	1	3682	1
2986	} or do {	3683	} or do {
2987	warn $@;	3684	warn $@;
2988	warn "error while reloading, exiting.";	3685	cf::cleanup "error while reloading, exiting.";
2989	exit 1;
2990	};	3686	};
2991		3687
2992	warn "reloaded";	3688	warn "reloaded";
		3689	--$RELOAD;
		3690	}
2993	};	3691	};
2994		3692
2995	our $RELOAD_WATCHER; # used only during reload	3693	our $RELOAD_WATCHER; # used only during reload
2996		3694
2997	sub reload_perl() {	3695	sub reload_perl() {
2998	# doing reload synchronously and two reloads happen back-to-back,	3696	# doing reload synchronously and two reloads happen back-to-back,
2999	# coro crashes during coro_state_free->destroy here.	3697	# coro crashes during coro_state_free->destroy here.
3000		3698
3001	$RELOAD_WATCHER ||= Event->timer (	3699	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3002	reentrant => 0,
3003	after => 0,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	do_reload_perl;	3700	do_reload_perl;
3007	undef $RELOAD_WATCHER;	3701	undef $RELOAD_WATCHER;
3008	},
3009	);	3702	};
3010	}	3703	}
3011		3704
3012	register_command "reload" => sub {	3705	register_command "reload" => sub {
3013	my ($who, $arg) = @_;	3706	my ($who, $arg) = @_;
3014		3707
3015	if ($who->flag (FLAG_WIZ)) {	3708	if ($who->flag (FLAG_WIZ)) {
3016	$who->message ("reloading server.");	3709	$who->message ("reloading server.");
		3710	async {
		3711	$Coro::current->{desc} = "perl_reload";
3017	async { reload_perl };	3712	reload_perl;
		3713	};
3018	}	3714	}
3019	};	3715	};
3020		3716
3021	unshift @INC, $LIBDIR;	3717	unshift @INC, $LIBDIR;
3022		3718
…		…
3024		3720
3025	our @WAIT_FOR_TICK;	3721	our @WAIT_FOR_TICK;
3026	our @WAIT_FOR_TICK_BEGIN;	3722	our @WAIT_FOR_TICK_BEGIN;
3027		3723
3028	sub wait_for_tick {	3724	sub wait_for_tick {
3029	return unless $TICK_WATCHER->is_active;
3030	return if $Coro::current == $Coro::main;	3725	return if tick_inhibit || $Coro::current == $Coro::main;
3031		3726
3032	my $signal = new Coro::Signal;	3727	my $signal = new Coro::Signal;
3033	push @WAIT_FOR_TICK, $signal;	3728	push @WAIT_FOR_TICK, $signal;
3034	$signal->wait;	3729	$signal->wait;
3035	}	3730	}
3036		3731
3037	sub wait_for_tick_begin {	3732	sub wait_for_tick_begin {
3038	return unless $TICK_WATCHER->is_active;
3039	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3040		3734
3041	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3042	push @WAIT_FOR_TICK_BEGIN, $signal;	3736	push @WAIT_FOR_TICK_BEGIN, $signal;
3043	$signal->wait;	3737	$signal->wait;
3044	}	3738	}
3045		3739
3046	my $min = 1e6;#d#	3740	sub tick {
3047	my $avg = 10;
3048	$TICK_WATCHER = Event->timer (
3049	reentrant => 0,
3050	parked => 1,
3051	prio => 0,
3052	at => $NEXT_TICK || $TICK,
3053	data => WF_AUTOCANCEL,
3054	cb => sub {
3055	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3056	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3742	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3057	unless ++$bug_warning > 10;	3743	unless ++$bug_warning > 10;
3058	return;	3744	return;
3059	}	3745	}
3060		3746
3061	$NOW = $tick_start = Event::time;
3062
3063	cf::server_tick; # one server iteration	3747	cf::server_tick; # one server iteration
3064		3748
3065	0 && sync_job {#d#	3749	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3066	for(1..10) {	3750	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3067	my $t = Event::time;	3751	Coro::async_pool {
3068	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3752	$Coro::current->{desc} = "runtime saver";
3069	or die;	3753	write_runtime_sync
3070		3754	or warn "ERROR: unable to write runtime file: $!";
3071	$map->width (50);
3072	$map->height (50);
3073	$map->alloc;
3074	$map->_load_objects ("/tmp/x.map", 1);
3075	my $t = Event::time - $t;
3076
3077	#next unless $t < 0.0013;#d#
3078	if ($t < $min) {
3079	$min = $t;
3080	}
3081	$avg = $avg * 0.99 + $t * 0.01;
3082	}
3083	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3084	exit 0;
3085	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3086	};	3755	};
		3756	}
3087		3757
3088	$RUNTIME += $TICK;
3089	$NEXT_TICK += $TICK;
3090
3091	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3092	$NEXT_RUNTIME_WRITE = $NOW + 10;
3093	Coro::async_pool {
3094	write_runtime
3095	or warn "ERROR: unable to write runtime file: $!";
3096	};
3097	}
3098
3099	# my $AFTER = Event::time;
3100	# warn $AFTER - $NOW;#d#
3101
3102	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3758	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3103	$sig->send;	3759	$sig->send;
3104	}	3760	}
3105	while (my $sig = shift @WAIT_FOR_TICK) {	3761	while (my $sig = shift @WAIT_FOR_TICK) {
3106	$sig->send;	3762	$sig->send;
3107	}	3763	}
3108		3764
3109	$NOW = Event::time;	3765	$LOAD = ($NOW - $TICK_START) / $TICK;
3110
3111	# if we are delayed by four ticks or more, skip them all
3112	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3113
3114	$TICK_WATCHER->at ($NEXT_TICK);
3115	$TICK_WATCHER->start;
3116
3117	$LOAD = ($NOW - $tick_start) / $TICK;
3118	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3766	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3119		3767
3120	_post_tick;	3768	if (0) {
3121		3769	if ($NEXT_TICK) {
3122		3770	my $jitter = $TICK_START - $NEXT_TICK;
		3771	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3772	warn "jitter $JITTER\n";#d#
		3773	}
3123	},	3774	}
3124	);	3775	}
3125		3776
3126	{	3777	{
3127	BDB::max_poll_time $TICK * 0.1;	3778	# configure BDB
3128	$BDB_POLL_WATCHER = Event->io (	3779
3129	reentrant => 0,
3130	fd => BDB::poll_fileno,
3131	poll => 'r',
3132	prio => 0,
3133	data => WF_AUTOCANCEL,
3134	cb => \&BDB::poll_cb,
3135	);
3136	BDB::min_parallel 8;	3780	BDB::min_parallel 8;
3137		3781	BDB::max_poll_reqs $TICK * 0.1;
3138	BDB::set_sync_prepare {	3782	$AnyEvent::BDB::WATCHER->priority (1);
3139	my $status;
3140	my $current = $Coro::current;
3141	(
3142	sub {
3143	$status = $!;
3144	$current->ready; undef $current;
3145	},
3146	sub {
3147	Coro::schedule while defined $current;
3148	$! = $status;
3149	},
3150	)
3151	};
3152		3783
3153	unless ($DB_ENV) {	3784	unless ($DB_ENV) {
3154	$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);
3155		3791
3156	cf::sync_job {	3792	cf::sync_job {
3157	eval {	3793	eval {
3158	BDB::db_env_open	3794	BDB::db_env_open
3159	$DB_ENV,	3795	$DB_ENV,
…		…
3161	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3797	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3162	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3798	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3163	0666;	3799	0666;
3164		3800
3165	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3801	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3166
3167	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3168	$DB_ENV->set_lk_detect;
3169	};	3802	};
3170		3803
3171	cf::cleanup "db_env_open(db): $@" if $@;	3804	cf::cleanup "db_env_open(db): $@" if $@;
3172	};	3805	};
3173	}	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	};
3174	}	3817	}
3175		3818
3176	{	3819	{
		3820	# configure IO::AIO
		3821
3177	IO::AIO::min_parallel 8;	3822	IO::AIO::min_parallel 8;
3178
3179	undef $Coro::AIO::WATCHER;
3180	IO::AIO::max_poll_time $TICK * 0.1;	3823	IO::AIO::max_poll_time $TICK * 0.1;
3181	$AIO_POLL_WATCHER = Event->io (	3824	undef $AnyEvent::AIO::WATCHER;
3182	reentrant => 0,
3183	data => WF_AUTOCANCEL,
3184	fd => IO::AIO::poll_fileno,
3185	poll => 'r',
3186	prio => 6,
3187	cb => \&IO::AIO::poll_cb,
3188	);
3189	}	3825	}
3190		3826
3191	my $_log_backtrace;	3827	my $_log_backtrace;
3192		3828
3193	sub _log_backtrace {	3829	sub _log_backtrace {
…		…
3197		3833
3198	# limit the # of concurrent backtraces	3834	# limit the # of concurrent backtraces
3199	if ($_log_backtrace < 2) {	3835	if ($_log_backtrace < 2) {
3200	++$_log_backtrace;	3836	++$_log_backtrace;
3201	async {	3837	async {
		3838	$Coro::current->{desc} = "abt $msg";
		3839
3202	my @bt = fork_call {	3840	my @bt = fork_call {
3203	@addr = map { sprintf "%x", $_ } @addr;	3841	@addr = map { sprintf "%x", $_ } @addr;
3204	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3842	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3205	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 |"
3206	or die "addr2line: $!";	3844	or die "addr2line: $!";

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