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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 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;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	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
40	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
41		69
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$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
48		71
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		73
51	our %COMMAND = ();	74	our %COMMAND = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
59		82
60	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
61	our @EVENT;	84	our @EVENT;
62		85
63	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	87	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
74		101
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	104	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	110	our $DB_ENV;
85		111
86	our %CFG;	112	our %CFG;
87		113
88	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
90		117
91	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
94		121
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		124
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
101		129
102	binmode STDOUT;	130	binmode STDOUT;
103	binmode STDERR;	131	binmode STDERR;
104		132
105	# read virtual server time, if available	133	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
110	}	138	}
111		139
112	mkdir $_	140	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		186
159	The raw value load value from the last tick.	187	The raw value load value from the last tick.
160		188
161	=item %cf::CFG	189	=item %cf::CFG
162		190
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	192	from wherever your confdir points to.
165		193
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		195
168	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
…		…
186	$msg .= "\n"	214	$msg .= "\n"
187	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
188		216
189	$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;
190		218
191	utf8::encode $msg;
192	LOG llevError, $msg;	219	LOG llevError, $msg;
193	};	220	};
194	}	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#?
195		237
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	248	for my $pkg (qw(
207	cf::global cf::attachable	249	cf::global cf::attachable
208	cf::object cf::object::player	250	cf::object cf::object::player
209	cf::client cf::player	251	cf::client cf::player
210	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
211	cf::map cf::party cf::region	254	cf::party cf::region
212	)) {	255	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	257	}
216		258
217	$Event::DIED = sub {	259	$EV::DIED = sub {
218	warn "error in event callback: @_";	260	warn "error in event callback: @_";
219	};	261	};
220		262
221	#############################################################################	263	#############################################################################
222		264
…		…
245	$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;
246	$d	288	$d
247	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
248	}	290	}
249		291
250	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
251		293
252	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
253		295
254	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
255		297
256	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
257		299
258	=cut	300	=cut
259		301
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		303
262	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
264		306
265	=item cf::lock_wait $string	307	=item cf::lock_wait $string
266		308
267	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
268		310
…		…
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
274	returned.	316	returned.
275		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
276	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
277	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
278		323
279	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
280		325
281	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
282		327
283	=cut	328	=cut
284		329
285	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
286		332
287	sub lock_wait($) {	333	sub lock_wait($) {
288	my ($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#
289		340
290	# wait for lock, if any	341	# wait for lock, if any
291	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	344	Coro::schedule;
…		…
299		350
300	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
301	lock_wait $key;	352	lock_wait $key;
302		353
303	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
304		356
305	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
308	}	361	}
309	}	362	}
310		363
…		…
313		366
314	! ! $LOCK{$key}	367	! ! $LOCK{$key}
315	}	368	}
316		369
317	sub freeze_mainloop {	370	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
319		372
320	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
321	$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($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
322	};	434	}
323	$TICK_WATCHER->stop;	435	};
324	$guard	436
		437	sub get_slot($;$$) {
		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	$sig->wait;
325	}	449	}
326		450
327	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
328		452
329	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		458
335	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
336		460
337	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
338		462
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	466	acceptable.
343		467
344	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		474
351	sub sync_job(&) {	475	sub sync_job(&) {
352	my ($job) = @_;	476	my ($job) = @_;
353		477
354	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	479	my $time = EV::time;
356		480
357	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
359		483
360	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	485
362	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
363		487
364	my $busy = 1;	488	my $busy = 1;
365	my @res;	489	my @res;
366		490
367	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	493	@res = eval { $job->() };
369	warn $@ if $@;	494	warn $@ if $@;
370	undef $busy;	495	undef $busy;
371	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
372		497
373	while ($busy) {	498	while ($busy) {
374	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
375	}	503	}
		504	}
376		505
377	$time = Event::time - $time;	506	my $time = EV::time - $time;
378		507
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
383		509
384	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
385	} else {	511	} else {
386	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
387		513
…		…
412	=item fork_call { }, $args	538	=item fork_call { }, $args
413		539
414	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
415	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
418		544
419	=cut	545	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		546
430	sub fork_call(&@) {	547	sub fork_call(&@) {
431	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
432		549
433	# 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,
434	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		553
438	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	555	reset_signals;
452	local $SIG{__WARN__};	556	&$cb
453	local $SIG{__DIE__};	557	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		558
460	eval {	559	wantarray ? @res : $res[-1]
461	close $fh1;	560	}
462		561
463	my @res = eval { $cb->(@args) };	562	=item $coin = coin_from_name $name
464		563
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	564	=cut
466	close $fh2;
467	};
468		565
469	warn $@ if $@;	566	our %coin_alias = (
470	_exit 0;	567	"silver" => "silvercoin",
471	}	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
472	}	587	}
473		588
474	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
475		590
476	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
479		594
480	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
481	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).
482		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
483	=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	}
484		621
485	our $DB;	622	our $DB;
486		623
487	sub db_init {	624	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	625	cf::sync_job {
492	eval {	626	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	627	};
502	}	628	}
503		629
504	sub db_get($$) {	630	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
506		632
…		…
556	if (1) {	682	if (1) {
557	$md5 =	683	$md5 =
558	join "\x00",	684	join "\x00",
559	$processversion,	685	$processversion,
560	map {	686	map {
561	Coro::cede;	687	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	689	} 0.. $#$src;
564		690
565		691
566	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	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")
611	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
612		738
613	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>
614	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
615	Crossfire TRT).	741	Deliantra).
616		742
617	=over 4	743	=over 4
618		744
619	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
620		746
…		…
902	}	1028	}
903		1029
904	0	1030	0
905	}	1031	}
906		1032
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1034
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1036
911	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
912		1038
…		…
919	=cut	1045	=cut
920		1046
921	#############################################################################	1047	#############################################################################
922	# object support	1048	# object support
923		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	}
		1091
924	sub reattach {	1092	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1094	my ($obj) = @_;
927		1095
		1096	# no longer needed after getting rid of delete_package?
928	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
929		1098
930	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
931		1100
932	@$registry = ();	1101	@$registry = ();
933		1102
…		…
948	cf::attachable->attach (	1117	cf::attachable->attach (
949	prio => -1000000,	1118	prio => -1000000,
950	on_instantiate => sub {	1119	on_instantiate => sub {
951	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
952		1121
953	$data = from_json $data;	1122	$data = decode_json $data;
954		1123
955	for (@$data) {	1124	for (@$data) {
956	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
957		1126
958	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1143	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
976		1145
977	sync_job {	1146	sync_job {
978	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
981		1151
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1156	aio_close $fh;
987		1157
988	if (@$objs) {	1158	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1164	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
996	}	1166	}
997	} else {	1167	} else {
998	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
999	}	1169	}
…		…
1004	}	1174	}
1005	} else {	1175	} else {
1006	aio_unlink $filename;	1176	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1008	}	1178	}
1009	}	1179	};
1010	}	1180	}
1011		1181
1012	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1014		1184
…		…
1026	or return;	1196	or return;
1027		1197
1028	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1200	or return;
		1201
1031	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1032	}	1204	}
1033		1205
		1206	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1036	return ($data, $av);	1210	($data, $av)
1037	}	1211	}
1038		1212
1039	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1040		1214
1041	=over 4	1215	=over 4
…		…
1114	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1115		1289
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1291
1118	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
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1124	} else {	1307	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1309	}
1127		1310
1128	cf::override;	1311	cf::override;
…		…
1155		1338
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1341
1159	$ext{source} =	1342	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1162	. $source	1345	. $source
1163	. "\n};\n1";	1346	. "\n};\n1";
1164		1347
1165	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1183		1366
1184	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1368	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1370	}
1189		1371
1190	warn $msg;	1372	warn $msg;
1191	}	1373	}
1192		1374
…		…
1217	use Coro::AIO;	1399	use Coro::AIO;
1218		1400
1219	=head3 cf::player	1401	=head3 cf::player
1220		1402
1221	=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	}
1222		1418
1223	=item cf::player::find $login	1419	=item cf::player::find $login
1224		1420
1225	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1226		1422
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1462
1267	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1268	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;
1269	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1270	}	1472	}
1271	}	1473	}
1272	}	1474	}
1273		1475
…		…
1282	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1283		1485
1284	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1286		1488
		1489	cf::get_slot 0.01;
		1490
1287	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1288	Coro::cede;	1492	cf::cede_to_tick;
1289	}	1493	}
1290		1494
1291	sub new($) {	1495	sub new($) {
1292	my ($login) = @_;	1496	my ($login) = @_;
1293		1497
…		…
1299	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1300		1504
1301	$self	1505	$self
1302	}	1506	}
1303		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
1304	=item $pl->quit_character	1518	=item $pl->quit_character
1305		1519
1306	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
1307	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1308		1522
…		…
1312	my ($pl) = @_;	1526	my ($pl) = @_;
1313		1527
1314	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1315		1529
1316	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1317	$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
1318		1532
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1323		1539
1324	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1577	or return [];
1362		1578
1363	my @logins;	1579	my @logins;
1364		1580
1365	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") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1369		1591
1370	utf8::decode $login;	1592	utf8::decode $login;
1371	push @logins, $login;	1593	push @logins, $login;
1372	}	1594	}
1373		1595
…		…
1404		1626
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1406		1628
1407	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1408		1630
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1456		1632
1457	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1458		1634
1459	=cut	1635	=cut
1460		1636
1461	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1463		1639
1464	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1641	}
1467		1642
1468	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1469		1644
1470	Sends an ext event to the client.	1645	Sends an ext event to the client.
1471		1646
1472	=cut	1647	=cut
1473		1648
1474	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1476		1651
1477	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1478	}	1653	}
1479		1654
1480	=head3 cf::region	1655	=head3 cf::region
1481		1656
1482	=over 4	1657	=over 4
…		…
1526	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1528		1703
1529	sub generate_random_map {	1704	sub generate_random_map {
1530	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
1531	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1710	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1835
1658	# the temporary/swap location	1836	# the temporary/swap location
1659	sub save_path {	1837	sub save_path {
1660	my ($self) = @_;	1838	my ($self) = @_;
1661		1839
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1664	}	1842	}
1665		1843
1666	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1667	sub uniq_path {	1845	sub uniq_path {
1668	my ($self) = @_;	1846	my ($self) = @_;
1669		1847
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1672	}	1850	}
1673		1851
1674	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1675	# all maps in C++...	1853	# all maps in C++...
…		…
1698		1876
1699	sub load_header_from($) {	1877	sub load_header_from($) {
1700	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1701		1879
1702	utf8::encode $path;	1880	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	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;
1708		1889
1709	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1710		1891
1711	1	1892	1
1712	}	1893	}
…		…
1766	sub find {	1947	sub find {
1767	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1768		1949
1769	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1770		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1772		1954
1773	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1775	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1776	or return;	1960	or return;
1777		1961
1778	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1779		1963
…		…
1781	or return;	1965	or return;
1782		1966
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1786	$map->reset;	1972	$map->reset;
1787	undef $guard;
1788	return find $path;	1973	return find $path;
1789	}	1974	}
1790		1975
1791	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1792	}	1977	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1802		1987
1803	my $path = $self->{path};	1988	my $path = $self->{path};
1804		1989
1805	{	1990	{
1806	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1807		1992
		1993	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		1995
1810	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1811		1997
1812	$self->alloc;	1998	$self->alloc;
1813		1999
1814	$self->pre_load;	2000	$self->pre_load;
1815	Coro::cede;	2001	cf::cede_to_tick;
1816		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1818	or return;	2006	or return;
1819		2007
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1821	if delete $self->{load_original};	2009	if delete $self->{load_original};
1822		2010
1823	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2012	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2015	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1828	}	2019	}
1829	}	2020	}
1830		2021
1831	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1832	# now do the right thing for maps	2025	# now do the right thing for maps
1833	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2028	unless $self->difficulty;
1836	Coro::cede;	2029	cf::cede_to_tick;
1837		2030
1838	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2032	$self->decay_objects;
1840	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1841	$self->update_buttons;	2034	$self->update_buttons;
1842	Coro::cede;	2035	cf::cede_to_tick;
1843	$self->set_darkness_map;	2036	$self->set_darkness_map;
1844	Coro::cede;	2037	cf::cede_to_tick;
1845	$self->activate;	2038	$self->activate;
1846	}	2039	}
1847		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2045	}
1850		2046
1851	$self->post_load;	2047	$self->post_load;
1852	}	2048	}
1853		2049
…		…
1862		2058
1863	$self	2059	$self
1864	}	2060	}
1865		2061
1866	# 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
1867	sub load_diag {	2063	sub load_neighbours {
1868	my ($map) = @_;	2064	my ($map) = @_;
1869		2065
1870	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1871		2067
1872	for (0 .. 3) {	2068	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1874	or next;	2070	or next;
1875	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1876	or next;	2072	or next;
1877	$neigh->load;	2073	$neigh->load;
1878		2074
		2075	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2078	}
1882		2079
1883	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1885	or next;	2083	or next;
1886	$neigh->load;	2084	$neigh->load;
1887	}	2085	}
1888	}	2086	}
1889		2087
…		…
1894	}	2092	}
1895		2093
1896	sub do_load_sync {	2094	sub do_load_sync {
1897	my ($map) = @_;	2095	my ($map) = @_;
1898		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1899	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1900	}	2101	}
1901		2102
1902	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1904		2105
1905	sub find_async {	2106	sub find_async {
1906	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1907		2108
1908	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1909		2110
1910	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2113	}
1913		2114
1914	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1915	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1916	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2122	if (my $map = find $k) {
1919	$map->load;	2123	$map->load if $v;
1920	}	2124	}
1921		2125
1922	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1923	}	2127	}
1924	}	2128	}
1925	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1926	};	2130	};
1927	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2134	}
1931		2135
1932	sub save {	2136	sub save {
1933	my ($self) = @_;	2137	my ($self) = @_;
1934		2138
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2140
1937	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1938		2142
1939	return unless $self->dirty;	2143	return unless $self->dirty;
1940		2144
…		…
1946	return if $self->{deny_save};	2150	return if $self->{deny_save};
1947		2151
1948	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1949		2153
1950	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1952	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1953		2160
1954	if ($uniq) {	2161	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2164	} else {
…		…
1963	my ($self) = @_;	2170	my ($self) = @_;
1964		2171
1965	# save first because save cedes	2172	# save first because save cedes
1966	$self->save;	2173	$self->save;
1967		2174
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2176
1970	return if $self->players;	2177	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2179	return if $self->{deny_save};
1973		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2185	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2186	}
1977		2187
1978	sub reset_at {	2188	sub reset_at {
1979	my ($self) = @_;	2189	my ($self) = @_;
1980		2190
…		…
2012	if $uniq;	2222	if $uniq;
2013	}	2223	}
2014		2224
2015	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
2016		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2229	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2230
2021	$self->unlink_save;	2231	$self->unlink_save;
2022	$self->destroy;	2232	$self->destroy;
2023	}	2233	}
2024		2234
2025	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2026		2236
2027	sub nuke {	2237	sub nuke {
2028	my ($self) = @_;	2238	my ($self) = @_;
2029		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2030	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2031		2244
2032	$self->unlink_save;	2245	$self->unlink_save;
2033		2246
2034	bless $self, "cf::map";	2247	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2252
2040	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2041		2255
2042	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2043	}	2257	}
2044		2258
2045	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2087		2301
2088	sub unique_maps() {	2302	sub unique_maps() {
2089	[	2303	[
2090	map {	2304	map {
2091	utf8::decode $_;	2305	utf8::decode $_;
2092	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2093	? normalise $_	2309	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2311	]
2097	}	2312	}
2098		2313
2099	package cf;
2100
2101	=back	2314	=back
2102		2315
2103	=head3 cf::object	2316	=head3 cf::object
2104		2317
2105	=cut	2318	=cut
…		…
2108		2321
2109	=over 4	2322	=over 4
2110		2323
2111	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2112		2325
2113	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.
2114		2328
2115	=cut	2329	=cut
2116		2330
2117	sub inv_recursive_;	2331	sub inv_recursive_;
2118	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2121		2335
2122	sub inv_recursive {	2336	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2124	}	2338	}
2125		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
2126	package cf;	2368	package cf;
2127		2369
2128	=back	2370	=back
2129		2371
2130	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2136	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>
2137	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
2138	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2139		2381
2140	=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	};
2141		2397
2142	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2399	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2152		2408
2153	} else {	2409	} else {
2154	my $pl = $self->contr;	2410	my $pl = $self->contr;
2155		2411
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2415
2165	} else {	2416	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2419	}
2169	}	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 (@_);
2170	}	2431	}
2171		2432
2172	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2173		2434
2174	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2514	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2515	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2516	if $x <=0 && $y <= 0;
2256		2517
2257	$map->load;	2518	$map->load;
2258	$map->load_diag;	2519	$map->load_neighbours;
2259		2520
2260	return unless $self->contr->active;	2521	return unless $self->contr->active;
2261	$self->activate_recursive;	2522	$self->activate_recursive;
2262		2523
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2524	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2531	her, loading and preparing them map, calling the provided $check callback
2271	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
2272	the new (success) or old (failed) map position. In either case, $done will	2533	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2534	be called at the end of this process.
2274		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 >>.
		2538
2275	=cut	2539	=cut
2276		2540
2277	our $GOTOGEN;	2541	our $GOTOGEN;
2278		2542
2279	sub cf::object::player::goto {	2543	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2548
2285	$self->enter_link;	2549	$self->enter_link;
2286		2550
2287	(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
2288	my $map = eval {	2573	my $map = eval {
2289	my $map = cf::map::find $path;	2574	my $map = defined $path ? cf::map::find $path : undef;
2290		2575
2291	if ($map) {	2576	if ($map) {
2292	$map = $map->customise_for ($self);	2577	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2578	$map = $check->($map) if $check && $map;
2294	} else {	2579	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2581	}
2297		2582
2298	$map	2583	$map
2299	};	2584	};
2300		2585
…		…
2336	}	2621	}
2337		2622
2338	sub prepare_random_map {	2623	sub prepare_random_map {
2339	my ($exit) = @_;	2624	my ($exit) = @_;
2340		2625
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2626	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2627	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2628	# that depends on the exit object
2346		2629
2347	my $rmp = parse_random_map_params $exit->msg;	2630	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2632	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2633	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2634	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2635	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2636	$rmp->{origin_y} = $exit->y;
		2637
		2638	$exit->map->touch;
2354	}	2639	}
2355		2640
2356	$rmp->{random_seed} ||= $exit->random_seed;	2641	$rmp->{random_seed} ||= $exit->random_seed;
2357		2642
2358	my $data = cf::to_json $rmp;	2643	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2644	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2645	my $meta = "$RANDOMDIR/$md5.meta";
2361		2646
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2648	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2649	undef $fh;
2365	aio_rename "$meta~", $meta;	2650	aio_rename "$meta~", $meta;
2366		2651
		2652	my $slaying = "?random/$md5";
		2653
		2654	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2655	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2656	$exit->msg (undef);
		2657	}
2369	}	2658	}
2370	}	2659	}
2371		2660
2372	sub cf::object::player::enter_exit {	2661	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2662	my ($self, $exit) = @_;
2374		2663
2375	return unless $self->type == cf::PLAYER;	2664	return unless $self->type == cf::PLAYER;
2376		2665
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2666	$self->enter_link;
2389		2667
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2668	(async {
2395	$self->deactivate_recursive; # just to be sure	2669	$Coro::current->{desc} = "enter_exit";
		2670
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2686	$self->goto ($map, $x, $y);
2398		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
2399	1;	2692	1
2400	}) {	2693	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2694	$self->message ("Something went wrong deep within the crossfire server. "
2402	. "I'll try to bring you back to the map you were before. "	2695	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2696	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2697	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2727	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2728	the message unless the client supports the msg packet.
2436		2729
2437	=cut	2730	=cut
2438		2731
		2732	# non-persistent channels (usually the info channel)
		2733	our %CHANNEL = (
		2734	"c/identify" => {
		2735	id => "infobox",
		2736	title => "Identify",
		2737	reply => undef,
		2738	tooltip => "Items recently identified",
		2739	},
		2740	"c/examine" => {
		2741	id => "infobox",
		2742	title => "Examine",
		2743	reply => undef,
		2744	tooltip => "Signs and other items you examined",
		2745	},
		2746	"c/book" => {
		2747	id => "infobox",
		2748	title => "Book",
		2749	reply => undef,
		2750	tooltip => "The contents of a note or book",
		2751	},
		2752	"c/lookat" => {
		2753	id => "infobox",
		2754	title => "Look",
		2755	reply => undef,
		2756	tooltip => "What you saw there",
		2757	},
		2758	"c/who" => {
		2759	id => "infobox",
		2760	title => "Players",
		2761	reply => undef,
		2762	tooltip => "Shows players who are currently online",
		2763	},
		2764	"c/body" => {
		2765	id => "infobox",
		2766	title => "Body Parts",
		2767	reply => undef,
		2768	tooltip => "Shows which body parts you posess and are available",
		2769	},
		2770	"c/uptime" => {
		2771	id => "infobox",
		2772	title => "Uptime",
		2773	reply => undef,
		2774	tooltip => "How long the server has been running since last restart",
		2775	},
		2776	"c/mapinfo" => {
		2777	id => "infobox",
		2778	title => "Map Info",
		2779	reply => undef,
		2780	tooltip => "Information related to the maps",
		2781	},
		2782	"c/party" => {
		2783	id => "party",
		2784	title => "Party",
		2785	reply => "gsay ",
		2786	tooltip => "Messages and chat related to your party",
		2787	},
		2788	);
		2789
2439	sub cf::client::send_msg {	2790	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2791	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2792
2442	$msg = $self->pl->expand_cfpod ($msg);	2793	$msg = $self->pl->expand_cfpod ($msg);
2443		2794
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2795	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2796
		2797	# check predefined channels, for the benefit of C
		2798	if ($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
2448	if (ref $channel) {	2806	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2807	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2808	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2809	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2810	$self->ext_msg (channel_info => $channel)
		2811	if $self->can_msg;
2453	}	2812	}
2454		2813
2455	$channel = $channel->{id};	2814	$channel = $channel->{id};
2456	}	2815	}
2457		2816
		2817	return unless @extra || length $msg;
		2818
2458	if ($self->can_msg) {	2819	if ($self->can_msg) {
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $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);
2460	} else {	2840	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	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
2472	if (0 && $msg =~ /\[/) {	2856	if (0 && $msg =~ /\[/) {
		2857	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2858	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2859	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2860	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2861	$self->send_packet ("drawinfo $color $msg")
2477	}	2862	}
2478	}	2863	}
2479	}	2864	}
2480	}	2865	}
2481		2866
2482	=item $client->ext_event ($type, %msg)	2867	=item $client->ext_msg ($type, @msg)
2483		2868
2484	Sends an ext event to the client.	2869	Sends an ext event to the client.
2485		2870
2486	=cut	2871	=cut
2487		2872
2488	sub cf::client::ext_event($$%) {	2873	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2874	my ($self, $type, @msg) = @_;
2490		2875
2491	return unless $self->extcmd;	2876	if ($self->extcmd == 2) {
2492		2877	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2878	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2879	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2880	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2881	}
		2882	}
		2883
		2884	=item $client->ext_reply ($msgid, @msg)
		2885
		2886	Sends an ext reply to the client.
		2887
		2888	=cut
		2889
		2890	sub cf::client::ext_reply($$@) {
		2891	my ($self, $id, @msg) = @_;
		2892
		2893	if ($self->extcmd == 2) {
		2894	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2895	} elsif ($self->extcmd == 1) {
		2896	#TODO: version 1, remove
		2897	unshift @msg, msgtype => "reply", msgid => $id;
		2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2899	}
2495	}	2900	}
2496		2901
2497	=item $success = $client->query ($flags, "text", \&cb)	2902	=item $success = $client->query ($flags, "text", \&cb)
2498		2903
2499	Queues a query to the client, calling the given callback with	2904	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	2959	my ($ns, $buf) = @_;
2555		2960
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2961	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		2962
2558	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
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2971	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	2972	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	2973	}
		2974
		2975	$ns->ext_reply ($reply, @reply)
		2976	if $reply;
		2977
2565	} else {	2978	} else {
2566	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";
2567	}	2980	}
2568		2981
2569	cf::override;	2982	cf::override;
…		…
2616	our $safe = new Safe "safe";	3029	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3030	our $safe_hole = new Safe::Hole;
2618		3031
2619	$SIG{FPE} = 'IGNORE';	3032	$SIG{FPE} = 'IGNORE';
2620		3033
2621	$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	));
2622		3039
2623	# here we export the classes and methods available to script code	3040	# here we export the classes and methods available to script code
2624		3041
2625	=pod	3042	=pod
2626		3043
2627	The following functions and methods are available within a safe environment:	3044	The following functions and methods are available within a safe environment:
2628		3045
2629	cf::object	3046	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3047	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3048	insert remove name archname title slaying race decrease split
2632		3049
2633	cf::object::player	3050	cf::object::player
2634	player	3051	player
2635		3052
2636	cf::player	3053	cf::player
…		…
2641		3058
2642	=cut	3059	=cut
2643		3060
2644	for (	3061	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3062	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3063	insert remove inv nrof name archname title slaying race
		3064	decrease split destroy change_exp)],
2647	["cf::object::player" => qw(player)],	3065	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3066	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3067	["cf::map" => qw(trigger)],
2650	) {	3068	) {
2651	no strict 'refs';	3069	no strict 'refs';
…		…
2727	# the server's init and main functions	3145	# the server's init and main functions
2728		3146
2729	sub load_facedata($) {	3147	sub load_facedata($) {
2730	my ($path) = @_;	3148	my ($path) = @_;
2731		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
2732	warn "loading facedata from $path\n";	3156	warn "loading facedata from $path\n";
2733		3157
2734	my $facedata;	3158	my $facedata;
2735	0 < aio_load $path, $facedata	3159	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3160	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3162	$facedata = Coro::Storable::thaw $facedata;
2739		3163
2740	$facedata->{version} == 2	3164	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3165	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		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
2743	{	3174	{
2744	my $faces = $facedata->{faceinfo};	3175	my $faces = $facedata->{faceinfo};
2745		3176
2746	while (my ($face, $info) = each %$faces) {	3177	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3178	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3179
2748	cf::face::set_visibility $idx, $info->{visibility};	3180	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3181	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3182	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3183	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3184
2753	cf::cede_to_tick;	3185	cf::cede_to_tick;
2754	}	3186	}
2755		3187
2756	while (my ($face, $info) = each %$faces) {	3188	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3189	next unless $info->{smooth};
		3190
2758	my $idx = cf::face::find $face	3191	my $idx = cf::face::find $face
2759	or next;	3192	or next;
		3193
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3194	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3195	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3196	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3197	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3198	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3215
2782	{	3216	{
2783	# TODO: for gcfclient pleasure, we should give resources	3217	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3218	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3219	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3220
2788	while (my ($name, $info) = each %$res) {	3221	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3222	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3223	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3224	my $data;
2796		3225
2797	if ($name =~ /\.jpg$/) {	3226	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3227	# prepend meta info
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	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};
2800	} else {	3241	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3242	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3243	}
2807		3244
2808	cf::cede_to_tick;	3245	cf::cede_to_tick;
2809	}	3246	}
2810	}	3247	}
2811		3248
		3249	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3250
2812	1	3251	1
2813	}	3252	}
2814		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
2815	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
2816	load_resource_file "$MAPDIR/regions"	3297	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3298	or die "unable to load regions file\n";
2818		3299
2819	for (cf::region::list) {	3300	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3301	$_->{match} = qr/$_->{match}/
…		…
2828	}	3309	}
2829		3310
2830	sub reload_archetypes {	3311	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3312	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3313	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3314	}
2839		3315
2840	sub reload_treasures {	3316	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3317	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3318	or die "unable to load treasurelists\n";
2843	}	3319	}
2844		3320
2845	sub reload_resources {	3321	sub reload_resources {
2846	warn "reloading resource files...\n";	3322	warn "reloading resource files...\n";
2847		3323
		3324	reload_facedata;
		3325	reload_archetypes;
2848	reload_regions;	3326	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3327	reload_treasures;
2853		3328
2854	warn "finished reloading resource files\n";	3329	warn "finished reloading resource files\n";
2855	}	3330	}
2856		3331
2857	sub init {	3332	sub init {
		3333	my $guard = freeze_mainloop;
		3334
		3335	evthread_start IO::AIO::poll_fileno;
		3336
2858	reload_resources;	3337	reload_resources;
2859	}	3338	}
2860		3339
2861	sub cfg_load {	3340	sub reload_config {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3342	or return;
2864		3343
2865	local $/;	3344	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
2867		3346
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3348
2870	$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};
2871	$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};
…		…
2877	};	3356	};
2878	warn $@ if $@;	3357	warn $@ if $@;
2879	}	3358	}
2880	}	3359	}
2881		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
2882	sub main {	3380	sub main {
		3381	atomic;
		3382
2883	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
2885	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#
2886	(async {	3386	(async {
2887	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
2889	};	3390	};
2890		3391
2891	cfg_load;	3392	{
		3393	my $guard = freeze_mainloop;
		3394	reload_config;
2892	db_init;	3395	db_init;
2893	load_extensions;	3396	load_extensions;
2894		3397
2895	$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
2896	Event::loop;	3406	EV::loop;
2897	}	3407	}
2898		3408
2899	#############################################################################	3409	#############################################################################
2900	# initialisation and cleanup	3410	# initialisation and cleanup
2901		3411
2902	# install some emergency cleanup handlers	3412	# install some emergency cleanup handlers
2903	BEGIN {	3413	BEGIN {
		3414	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3415	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3416	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3417	cf::cleanup "SIG$signal";
2912	},
2913	);	3418	};
2914	}	3419	}
2915	}	3420	}
2916		3421
2917	sub write_runtime {	3422	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";
2919
2920	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2922		3425
2923	IO::AIO::aio_utime $runtime, undef, undef;	3426	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3427
2925	my $guard = cf::lock_acquire "write_runtime";	3428	my $guard = cf::lock_acquire "write_runtime";
2926		3429
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3430	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2928	or return;	3431	or return;
2929		3432
2930	my $value = $cf::RUNTIME + 90 + 10;	3433	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3434	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3435	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3445	aio_utime $fh, undef, undef;
2943		3446
2944	close $fh	3447	close $fh
2945	or return;	3448	or return;
2946		3449
2947	aio_rename "$runtime~", $runtime	3450	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3451	and return;
2949		3452
2950	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2951		3454
2952	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($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2953	}	3499	}
2954		3500
2955	sub emergency_save() {	3501	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2957		3503
…		…
2963	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2965	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3515	$pl->save;
2969	}	3516	}
2970	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2971		3518
2972	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2978	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2979		3526
2980	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2983	};	3534	};
2984		3535
2985	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2986	}	3537	}
2987		3538
2988	sub post_cleanup {	3539	sub post_cleanup {
2989	my ($make_core) = @_;	3540	my ($make_core) = @_;
2990		3541
2991	warn Carp::longmess "post_cleanup backtrace"	3542	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3543	if $make_core;
		3544
		3545	my $fh = pidfile;
		3546	unlink $PIDFILE if <$fh> == $$;
2993	}	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 $RELOAD; # how many times to reload
2994		3576
2995	sub do_reload_perl() {	3577	sub do_reload_perl() {
2996	# can/must only be called in main	3578	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3579	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3580	warn "can only reload from main coroutine";
2999	return;	3581	return;
3000	}	3582	}
3001		3583
		3584	return if $RELOAD++;
		3585
		3586	while ($RELOAD) {
3002	warn "reloading...";	3587	warn "reloading...";
3003		3588
3004	warn "entering sync_job";	3589	warn "entering sync_job";
3005		3590
3006	cf::sync_job {	3591	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3593	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3594	cf::write_runtime_sync; # external watchdog should not bark
3010		3595
3011	warn "syncing database to disk";	3596	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3597	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3598
3014	# 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
3015		3600
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3601	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3602	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3603	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3604	}
3053		3605
3054	warn "... nuking $pkg";	3606	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3607	$_->cancel for values %EXT_CORO;
3056	}	3608	%EXT_CORO = ();
3057		3609
3058	warn "unloading all perl modules loaded from $LIBDIR";	3610	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3611	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3612
		3613	warn "removing ext/exti commands";
		3614	%EXTCMD = ();
		3615	%EXTICMD = ();
		3616
		3617	warn "unloading/nuking all extensions";
		3618	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3619	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3620
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3621	if (my $cb = $pkg->can ("unload")) {
		3622	eval {
3069	$cb->();	3623	$cb->($pkg);
		3624	1
		3625	} or warn "$pkg unloaded, but with errors: $@";
		3626	}
		3627
		3628	warn "... clearing $pkg";
		3629	clear_package $pkg;
3070	}	3630	}
3071		3631
3072	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 $k;
3073	}	3647	}
3074		3648
3075	warn "getting rid of safe::, as good as possible";	3649	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3650	clear_package "safe::$_"
3077	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);
3078		3652
3079	warn "unloading cf.pm \"a bit\"";	3653	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3654	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3655	delete $INC{"cf/pod.pm"};
3082		3656
3083	# don't, removes xs symbols, too,	3657	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3658	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3659	#clear_package __PACKAGE__;
3086		3660
3087	warn "unload completed, starting to reload now";	3661	warn "unload completed, starting to reload now";
3088		3662
3089	warn "reloading cf.pm";	3663	warn "reloading cf.pm";
3090	require cf;	3664	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3665	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3666
3093	warn "loading config and database again";	3667	warn "loading config and database again";
3094	cf::cfg_load;	3668	cf::reload_config;
3095		3669
3096	warn "loading extensions";	3670	warn "loading extensions";
3097	cf::load_extensions;	3671	cf::load_extensions;
3098		3672
3099	warn "reattaching attachments to objects/players";	3673	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3674	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3675	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3676	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3677	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3678	reattach $_ for values %PLAYER;
3105		3679
3106	warn "leaving sync_job";	3680	warn "leaving sync_job";
3107		3681
3108	1	3682	1
3109	} or do {	3683	} or do {
3110	warn $@;	3684	warn $@;
3111	warn "error while reloading, exiting.";	3685	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3686	};
3114		3687
3115	warn "reloaded";	3688	warn "reloaded";
		3689	--$RELOAD;
		3690	}
3116	};	3691	};
3117		3692
3118	our $RELOAD_WATCHER; # used only during reload	3693	our $RELOAD_WATCHER; # used only during reload
3119		3694
3120	sub reload_perl() {	3695	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3696	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3697	# coro crashes during coro_state_free->destroy here.
3123		3698
3124	$RELOAD_WATCHER ||= Event->timer (	3699	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3125	reentrant => 0,
3126	after => 0,
3127	data => WF_AUTOCANCEL,
3128	cb => sub {
3129	do_reload_perl;	3700	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3701	undef $RELOAD_WATCHER;
3131	},
3132	);	3702	};
3133	}	3703	}
3134		3704
3135	register_command "reload" => sub {	3705	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3706	my ($who, $arg) = @_;
3137		3707
3138	if ($who->flag (FLAG_WIZ)) {	3708	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3709	$who->message ("reloading server.");
		3710	async {
		3711	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3712	reload_perl;
		3713	};
3141	}	3714	}
3142	};	3715	};
3143		3716
3144	unshift @INC, $LIBDIR;	3717	unshift @INC, $LIBDIR;
3145		3718
…		…
3147		3720
3148	our @WAIT_FOR_TICK;	3721	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3722	our @WAIT_FOR_TICK_BEGIN;
3150		3723
3151	sub wait_for_tick {	3724	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3725	return if tick_inhibit || $Coro::current == $Coro::main;
3154		3726
3155	my $signal = new Coro::Signal;	3727	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3728	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3729	$signal->wait;
3158	}	3730	}
3159		3731
3160	sub wait_for_tick_begin {	3732	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3163		3734
3164	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3736	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3737	$signal->wait;
3167	}	3738	}
3168		3739
3169	my $min = 1e6;#d#	3740	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3742	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3743	unless ++$bug_warning > 10;
3181	return;	3744	return;
3182	}	3745	}
3183		3746
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3747	cf::server_tick; # one server iteration
3187		3748
3188	0 && sync_job {#d#	3749	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3750	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3751	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3752	$Coro::current->{desc} = "runtime saver";
3192	or die;	3753	write_runtime_sync
3193		3754	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3755	};
		3756	}
3210		3757
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3758	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3759	$sig->send;
3227	}	3760	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3761	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3762	$sig->send;
3230	}	3763	}
3231		3764
3232	$NOW = Event::time;	3765	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3766	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3767
3243	_post_tick;	3768	if (0) {
3244		3769	if ($NEXT_TICK) {
3245		3770	my $jitter = $TICK_START - $NEXT_TICK;
		3771	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3772	warn "jitter $JITTER\n";#d#
		3773	}
3246	},	3774	}
3247	);	3775	}
3248		3776
3249	{	3777	{
3250	BDB::max_poll_time $TICK * 0.1;	3778	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3779
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3780	BDB::min_parallel 8;
3260		3781	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3782	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3783
3276	unless ($DB_ENV) {	3784	unless ($DB_ENV) {
3277	$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);
3278		3791
3279	cf::sync_job {	3792	cf::sync_job {
3280	eval {	3793	eval {
3281	BDB::db_env_open	3794	BDB::db_env_open
3282	$DB_ENV,	3795	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3797	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3798	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3799	0666;
3287		3800
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3801	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3802	};
3293		3803
3294	cf::cleanup "db_env_open(db): $@" if $@;	3804	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3805	};
3296	}	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	};
3297	}	3817	}
3298		3818
3299	{	3819	{
		3820	# configure IO::AIO
		3821
3300	IO::AIO::min_parallel 8;	3822	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3823	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3824	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3825	}
3313		3826
3314	my $_log_backtrace;	3827	my $_log_backtrace;
3315		3828
3316	sub _log_backtrace {	3829	sub _log_backtrace {
…		…
3320		3833
3321	# limit the # of concurrent backtraces	3834	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3835	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3836	++$_log_backtrace;
3324	async {	3837	async {
		3838	$Coro::current->{desc} = "abt $msg";
		3839
3325	my @bt = fork_call {	3840	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3841	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3842	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	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 |"
3329	or die "addr2line: $!";	3844	or die "addr2line: $!";

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