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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 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	}
322	};	375
323	$TICK_WATCHER->stop;	376	=item cf::periodic $interval, $cb
324	$guard	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($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
325	}	389	}
326		390
327	=item cf::get_slot $time[, $priority[, $name]]	391	=item cf::get_slot $time[, $priority[, $name]]
328		392
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	404	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	405	our $SLOT_QUEUE;
342		406
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
345	my $signal = new Coro::Signal;	411	my $signal = new Coro::Signal;
346		412
347	while () {	413	while () {
348	next_job:	414	next_job:
349	my $avail = cf::till_tick;	415	my $avail = cf::till_tick;
…		…
357	}	423	}
358	}	424	}
359	}	425	}
360		426
361	if (@SLOT_QUEUE) {	427	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	429	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	430	$signal->wait;
365	} else {	431	} else {
366	Coro::schedule;	432	Coro::schedule;
367	}	433	}
368	}	434	}
369	};	435	};
370		436
371	sub get_slot($;$$) {	437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
372	my ($time, $pri, $name) = @_;	440	my ($time, $pri, $name) = @_;
373		441
374	$time = $TICK * .6 if $time > $TICK * .6;	442	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	443	my $sig = new Coro::Signal;
376		444
…		…
390		458
391	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
392		460
393	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
394		462
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	466	acceptable.
399		467
400	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
401	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
…		…
406		474
407	sub sync_job(&) {	475	sub sync_job(&) {
408	my ($job) = @_;	476	my ($job) = @_;
409		477
410	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	479	my $time = EV::time;
412		480
413	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
415		483
416	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	485
418	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
419		487
420	my $busy = 1;	488	my $busy = 1;
421	my @res;	489	my @res;
422		490
423	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	493	@res = eval { $job->() };
425	warn $@ if $@;	494	warn $@ if $@;
426	undef $busy;	495	undef $busy;
427	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
428		497
429	while ($busy) {	498	while ($busy) {
430	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
431	}	503	}
		504	}
432		505
433	$time = Event::time - $time;	506	my $time = EV::time - $time;
434		507
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
439		509
440	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
441	} else {	511	} else {
442	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
443		513
…		…
468	=item fork_call { }, $args	538	=item fork_call { }, $args
469		539
470	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
471	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
474		544
475	=cut	545	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		546
486	sub fork_call(&@) {	547	sub fork_call(&@) {
487	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
488		549
489	# 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,
490	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		553
494	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	555	reset_signals;
508	local $SIG{__WARN__};	556	&$cb
509	local $SIG{__DIE__};	557	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		558
516	eval {	559	wantarray ? @res : $res[-1]
517	close $fh1;	560	}
518		561
519	my @res = eval { $cb->(@args) };	562	=item $coin = coin_from_name $name
520		563
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	564	=cut
522	close $fh2;
523	};
524		565
525	warn $@ if $@;	566	our %coin_alias = (
526	_exit 0;	567	"silver" => "silvercoin",
527	}	568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
528	}	587	}
529		588
530	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
531		590
532	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
535		594
536	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
539	=cut	603	=cut
		604
		605	sub db_table($) {
		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	}
540		621
541	our $DB;	622	our $DB;
542		623
543	sub db_init {	624	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	625	cf::sync_job {
548	eval {	626	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	627	};
558	}	628	}
559		629
560	sub db_get($$) {	630	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
562		632
…		…
612	if (1) {	682	if (1) {
613	$md5 =	683	$md5 =
614	join "\x00",	684	join "\x00",
615	$processversion,	685	$processversion,
616	map {	686	map {
617	Coro::cede;	687	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	689	} 0.. $#$src;
620		690
621		691
622	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		730
661	#############################################################################	731	#############################################################################
662		732
663	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
664		734
665	Many objects in crossfire are so-called attachable objects. That means you can	735	Many objects in deliantra are so-called attachable objects. That means you can
666	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")
667	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
668		738
669	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>
670	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
671	Crossfire TRT).	741	Deliantra).
672		742
673	=over 4	743	=over 4
674		744
675	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
676		746
…		…
720	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
721		791
722	Register an attachment by C<$name> through which attachable objects of the	792	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
724		794
725	Some classes such as crossfire maps and objects can specify attachments	795	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	796	that are attached at load/instantiate time, thus the need for a name.
727		797
728	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
729		799
730	=over 4	800	=over 4
…		…
958	}	1028	}
959		1029
960	0	1030	0
961	}	1031	}
962		1032
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1034
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1036
967	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
968		1038
…		…
974		1044
975	=cut	1045	=cut
976		1046
977	#############################################################################	1047	#############################################################################
978	# object support	1048	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1083	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1084	my ($ob1, $ob2) = @_;
983		1085
984	local $Storable::canonical = 1;	1086	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1087
988	$fob1 eq $fob2	1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
989	}	1090	}
990		1091
991	sub reattach {	1092	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1094	my ($obj) = @_;
994		1095
		1096	# no longer needed after getting rid of delete_package?
995	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
996		1098
997	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
998		1100
999	@$registry = ();	1101	@$registry = ();
1000		1102
…		…
1015	cf::attachable->attach (	1117	cf::attachable->attach (
1016	prio => -1000000,	1118	prio => -1000000,
1017	on_instantiate => sub {	1119	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
1019		1121
1020	$data = from_json $data;	1122	$data = decode_json $data;
1021		1123
1022	for (@$data) {	1124	for (@$data) {
1023	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
1024		1126
1025	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1143	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
1043		1145
1044	sync_job {	1146	sync_job {
1045	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
1048		1151
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1156	aio_close $fh;
1054		1157
1055	if (@$objs) {	1158	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1164	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1166	}
1064	} else {	1167	} else {
1065	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1066	}	1169	}
…		…
1071	}	1174	}
1072	} else {	1175	} else {
1073	aio_unlink $filename;	1176	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1075	}	1178	}
1076	}	1179	};
1077	}	1180	}
1078		1181
1079	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1081		1184
…		…
1093	or return;	1196	or return;
1094		1197
1095	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1200	or return;
		1201
1098	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1099	}	1204	}
1100		1205
		1206	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1103	return ($data, $av);	1210	($data, $av)
1104	}	1211	}
1105		1212
1106	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1107		1214
1108	=over 4	1215	=over 4
…		…
1186	my ($type, $reply, @payload) =	1293	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1294	"ARRAY" eq ref $msg
1188	? @$msg	1295	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1297
		1298	my @reply;
		1299
1191	if (my $cb = $EXTCMD{$type}) {	1300	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1301	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1197	} else {	1307	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1309	}
1200		1310
1201	cf::override;	1311	cf::override;
…		…
1228		1338
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1341
1232	$ext{source} =	1342	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1235	. $source	1345	. $source
1236	. "\n};\n1";	1346	. "\n};\n1";
1237		1347
1238	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1256		1366
1257	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1368	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1370	}
1262		1371
1263	warn $msg;	1372	warn $msg;
1264	}	1373	}
1265		1374
…		…
1279		1388
1280	=back	1389	=back
1281		1390
1282	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1283		1392
1284	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1285		1394
1286	=cut	1395	=cut
1287		1396
1288	package cf::player;	1397	package cf::player;
1289		1398
1290	use Coro::AIO;	1399	use Coro::AIO;
1291		1400
1292	=head3 cf::player	1401	=head3 cf::player
1293		1402
1294	=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	}
1295		1418
1296	=item cf::player::find $login	1419	=item cf::player::find $login
1297		1420
1298	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1299		1422
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1462
1340	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1343	}	1472	}
1344	}	1473	}
1345	}	1474	}
1346		1475
…		…
1355	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1356		1485
1357	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1359		1488
		1489	cf::get_slot 0.01;
		1490
1360	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1361	Coro::cede;	1492	cf::cede_to_tick;
1362	}	1493	}
1363		1494
1364	sub new($) {	1495	sub new($) {
1365	my ($login) = @_;	1496	my ($login) = @_;
1366		1497
…		…
1395	my ($pl) = @_;	1526	my ($pl) = @_;
1396		1527
1397	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1398		1529
1399	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1400	$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
1401		1532
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1406		1539
1407	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1577	or return [];
1445		1578
1446	my @logins;	1579	my @logins;
1447		1580
1448	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") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1452		1591
1453	utf8::decode $login;	1592	utf8::decode $login;
1454	push @logins, $login;	1593	push @logins, $login;
1455	}	1594	}
1456		1595
…		…
1483	}	1622	}
1484		1623
1485	\@paths	1624	\@paths
1486	}	1625	}
1487		1626
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1628
1490	Expand crossfire pod fragments into protocol xml.	1629	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1630
1538	=item $player->ext_reply ($msgid, @msg)	1631	=item $player->ext_reply ($msgid, @msg)
1539		1632
1540	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1541		1634
1542	=cut	1635	=cut
1543		1636
1544	sub ext_reply($$@) {	1637	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1638	my ($self, $id, @msg) = @_;
1546		1639
1547	if ($self->ns->extcmd == 2) {	1640	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1641	}
1555		1642
1556	=item $player->ext_msg ($type, @msg)	1643	=item $player->ext_msg ($type, @msg)
1557		1644
1558	Sends an ext event to the client.	1645	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1616		1703
1617	sub generate_random_map {	1704	sub generate_random_map {
1618	my ($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
1619	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1710	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1835
1746	# the temporary/swap location	1836	# the temporary/swap location
1747	sub save_path {	1837	sub save_path {
1748	my ($self) = @_;	1838	my ($self) = @_;
1749		1839
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1752	}	1842	}
1753		1843
1754	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1755	sub uniq_path {	1845	sub uniq_path {
1756	my ($self) = @_;	1846	my ($self) = @_;
1757		1847
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1760	}	1850	}
1761		1851
1762	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1763	# all maps in C++...	1853	# all maps in C++...
…		…
1786		1876
1787	sub load_header_from($) {	1877	sub load_header_from($) {
1788	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1789		1879
1790	utf8::encode $path;	1880	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	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;
1796		1889
1797	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1798		1891
1799	1	1892	1
1800	}	1893	}
…		…
1854	sub find {	1947	sub find {
1855	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1856		1949
1857	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1858		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1860		1954
1861	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1862	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1863	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1864	or return;	1960	or return;
1865		1961
1866	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1867		1963
…		…
1869	or return;	1965	or return;
1870		1966
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1874	$map->reset;	1972	$map->reset;
1875	undef $guard;
1876	return find $path;	1973	return find $path;
1877	}	1974	}
1878		1975
1879	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1880	}	1977	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1890		1987
1891	my $path = $self->{path};	1988	my $path = $self->{path};
1892		1989
1893	{	1990	{
1894	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1895		1992
		1993	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		1995
1898	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1899		1997
1900	$self->alloc;	1998	$self->alloc;
1901		1999
1902	$self->pre_load;	2000	$self->pre_load;
1903	Coro::cede;	2001	cf::cede_to_tick;
1904		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1906	or return;	2006	or return;
1907		2007
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1909	if delete $self->{load_original};	2009	if delete $self->{load_original};
1910		2010
1911	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2012	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2015	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1916	}	2019	}
1917	}	2020	}
1918		2021
1919	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1920	# now do the right thing for maps	2025	# now do the right thing for maps
1921	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2028	unless $self->difficulty;
1924	Coro::cede;	2029	cf::cede_to_tick;
1925		2030
1926	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2032	$self->decay_objects;
1928	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1929	$self->update_buttons;	2034	$self->update_buttons;
1930	Coro::cede;	2035	cf::cede_to_tick;
1931	$self->set_darkness_map;	2036	$self->set_darkness_map;
1932	Coro::cede;	2037	cf::cede_to_tick;
1933	$self->activate;	2038	$self->activate;
1934	}	2039	}
1935		2040
1936	$self->{last_save} = $cf::RUNTIME;	2041	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2042	$self->last_access ($cf::RUNTIME);
1938		2043
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2045	}
1941		2046
1942	$self->post_load;	2047	$self->post_load;
1943	}	2048	}
1944		2049
…		…
1953		2058
1954	$self	2059	$self
1955	}	2060	}
1956		2061
1957	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2063	sub load_neighbours {
1959	my ($map) = @_;	2064	my ($map) = @_;
1960		2065
1961	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1962		2067
1963	for (0 .. 3) {	2068	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1965	or next;	2070	or next;
1966	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1967	or next;	2072	or next;
1968	$neigh->load;	2073	$neigh->load;
1969		2074
		2075	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2078	}
1973		2079
1974	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1976	or next;	2083	or next;
1977	$neigh->load;	2084	$neigh->load;
1978	}	2085	}
1979	}	2086	}
1980		2087
…		…
1985	}	2092	}
1986		2093
1987	sub do_load_sync {	2094	sub do_load_sync {
1988	my ($map) = @_;	2095	my ($map) = @_;
1989		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1990	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1991	}	2101	}
1992		2102
1993	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1995		2105
1996	sub find_async {	2106	sub find_async {
1997	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1998		2108
1999	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
2000		2110
2001	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2113	}
2004		2114
2005	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
2006	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
2007	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2122	if (my $map = find $k) {
2010	$map->load;	2123	$map->load if $v;
2011	}	2124	}
2012		2125
2013	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
2014	}	2127	}
2015	}	2128	}
2016	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
2017	};	2130	};
2018	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2134	}
2022		2135
2023	sub save {	2136	sub save {
2024	my ($self) = @_;	2137	my ($self) = @_;
2025		2138
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2140
2028	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2029		2142
2030	return unless $self->dirty;	2143	return unless $self->dirty;
2031		2144
…		…
2037	return if $self->{deny_save};	2150	return if $self->{deny_save};
2038		2151
2039	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
2040		2153
2041	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
2043	};	2157	};
		2158
		2159	cf::get_slot 0.02;
2044		2160
2045	if ($uniq) {	2161	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2164	} else {
…		…
2054	my ($self) = @_;	2170	my ($self) = @_;
2055		2171
2056	# save first because save cedes	2172	# save first because save cedes
2057	$self->save;	2173	$self->save;
2058		2174
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2176
2061	return if $self->players;	2177	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
2063	return if $self->{deny_save};	2179	return if $self->{deny_save};
2064		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2185	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2186	}
2068		2187
2069	sub reset_at {	2188	sub reset_at {
2070	my ($self) = @_;	2189	my ($self) = @_;
2071		2190
…		…
2103	if $uniq;	2222	if $uniq;
2104	}	2223	}
2105		2224
2106	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
2107		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2229	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2230
2112	$self->unlink_save;	2231	$self->unlink_save;
2113	$self->destroy;	2232	$self->destroy;
2114	}	2233	}
2115		2234
2116	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2117		2236
2118	sub nuke {	2237	sub nuke {
2119	my ($self) = @_;	2238	my ($self) = @_;
2120		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2121	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2122		2244
2123	$self->unlink_save;	2245	$self->unlink_save;
2124		2246
2125	bless $self, "cf::map";	2247	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2252
2131	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2132		2255
2133	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2134	}	2257	}
2135		2258
2136	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2178		2301
2179	sub unique_maps() {	2302	sub unique_maps() {
2180	[	2303	[
2181	map {	2304	map {
2182	utf8::decode $_;	2305	utf8::decode $_;
2183	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2184	? normalise $_	2309	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2311	]
2188	}	2312	}
2189		2313
2190	package cf;
2191
2192	=back	2314	=back
2193		2315
2194	=head3 cf::object	2316	=head3 cf::object
2195		2317
2196	=cut	2318	=cut
…		…
2199		2321
2200	=over 4	2322	=over 4
2201		2323
2202	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2203		2325
2204	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.
2205		2328
2206	=cut	2329	=cut
2207		2330
2208	sub inv_recursive_;	2331	sub inv_recursive_;
2209	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2212		2335
2213	sub inv_recursive {	2336	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2215	}	2338	}
2216		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
2217	package cf;	2368	package cf;
2218		2369
2219	=back	2370	=back
2220		2371
2221	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2227	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>
2228	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
2229	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2230		2381
2231	=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	};
2232		2397
2233	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2399	# with dialog boxes.
2235	#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
2236	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2415
2251	} else {	2416	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2419	}
2255	}	2420	}
2256	}	2421	}
2257		2422
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2448
2284	=item $player_object->enter_link	2449	=item $player_object->enter_link
2285		2450
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2452
2288	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2290		2457
2291	Will never block.	2458	Will never block.
2292		2459
2293	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2294		2461
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2352		2519
2353	$map->load;	2520	$map->load;
2354	$map->load_diag;	2521	$map->load_neighbours;
2355		2522
2356	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2357	$self->activate_recursive;	2525	$self->activate_recursive;
2358		2526
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2361	}	2529	}
…		…
2366	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2536	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2537	be called at the end of this process.
2370		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
		2541
2371	=cut	2542	=cut
2372		2543
2373	our $GOTOGEN;	2544	our $GOTOGEN;
2374		2545
2375	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2551
2381	$self->enter_link;	2552	$self->enter_link;
2382		2553
2383	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2384	my $map = eval {	2576	my $map = eval {
2385	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2386		2578
2387	if ($map) {	2579	if ($map) {
2388	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2390	} else {	2582	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2584	}
2393		2585
2394	$map	2586	$map
2395	};	2587	};
2396		2588
…		…
2432	}	2624	}
2433		2625
2434	sub prepare_random_map {	2626	sub prepare_random_map {
2435	my ($exit) = @_;	2627	my ($exit) = @_;
2436		2628
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2631	# that depends on the exit object
2442		2632
2443	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2635	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2450	}	2642	}
2451		2643
2452	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2453		2645
2454	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2457		2649
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2652	undef $fh;
2461	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2462		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2465	}	2661	}
2466	}	2662	}
2467		2663
2468	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2470		2666
2471	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2472		2668
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2669	$self->enter_link;
2485		2670
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2671	(async {
2491	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2492	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2493	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2494		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2495	1;	2695	1
2496	}) {	2696	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2701
2502	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2532		2732
2533	=cut	2733	=cut
2534		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2535	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2795
2538	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
2539		2798
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2800
		2801	# check predefined channels, for the benefit of C
		2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
2542	if (ref $channel) {	2810	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2811	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2812	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2813	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
2547	}	2816	}
2548		2817
2549	$channel = $channel->{id};	2818	$channel = $channel->{id};
2550	}	2819	}
2551		2820
…		…
2554	if ($self->can_msg) {	2823	if ($self->can_msg) {
2555	# default colour, mask it out	2824	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	2826	if $color & cf::NDI_DEF;
2558		2827
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2831	);
		2832
		2833	# try lzf for large packets
		2834	$pkt = "lzf " . Compress::LZF::compress $pkt
		2835	if 1024 <= length $pkt and $self->{can_lzf};
		2836
		2837	# split very large packets
		2838	if (8192 < length $pkt and $self->{can_lzf}) {
		2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2840	$pkt = "frag";
		2841	}
		2842
		2843	$self->send_packet ($pkt);
2561	} else {	2844	} else {
2562	if ($color >= 0) {	2845	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones	2846	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {	2847	for ($msg) {
2565	1 while	2848	1 while
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2856	$color &= cf::NDI_COLOR_MASK;
2574		2857
2575	utf8::encode $msg;	2858	utf8::encode $msg;
2576		2859
2577	if (0 && $msg =~ /\[/) {	2860	if (0 && $msg =~ /\[/) {
		2861	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2863	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2865	$self->send_packet ("drawinfo $color $msg")
2582	}	2866	}
2583	}	2867	}
…		…
2591	=cut	2875	=cut
2592		2876
2593	sub cf::client::ext_msg($$@) {	2877	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2878	my ($self, $type, @msg) = @_;
2595		2879
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2880	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2882	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	2883	push @msg, msgtype => "event_$type";
		2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2885	}
		2886	}
		2887
		2888	=item $client->ext_reply ($msgid, @msg)
		2889
		2890	Sends an ext reply to the client.
		2891
		2892	=cut
		2893
		2894	sub cf::client::ext_reply($$@) {
		2895	my ($self, $id, @msg) = @_;
		2896
		2897	if ($self->extcmd == 2) {
		2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2899	} elsif ($self->extcmd == 1) {
		2900	#TODO: version 1, remove
		2901	unshift @msg, msgtype => "reply", msgid => $id;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2903	}
2604	}	2904	}
2605		2905
2606	=item $success = $client->query ($flags, "text", \&cb)	2906	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	2968	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	2969	"ARRAY" eq ref $msg
2670	? @$msg	2970	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2971	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		2972
		2973	my @reply;
		2974
2673	if (my $cb = $EXTICMD{$type}) {	2975	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	2976	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	2977	}
		2978
		2979	$ns->ext_reply ($reply, @reply)
		2980	if $reply;
		2981
2679	} else {	2982	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2983	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	2984	}
2682		2985
2683	cf::override;	2986	cf::override;
…		…
2743	=pod	3046	=pod
2744		3047
2745	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2746		3049
2747	cf::object	3050	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3051	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3052	insert remove name archname title slaying race decrease split
2750		3053
2751	cf::object::player	3054	cf::object::player
2752	player	3055	player
2753		3056
2754	cf::player	3057	cf::player
…		…
2759		3062
2760	=cut	3063	=cut
2761		3064
2762	for (	3065	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3067	insert remove inv nrof name archname title slaying race
		3068	decrease split destroy change_exp)],
2765	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2768	) {	3072	) {
2769	no strict 'refs';	3073	no strict 'refs';
…		…
2845	# the server's init and main functions	3149	# the server's init and main functions
2846		3150
2847	sub load_facedata($) {	3151	sub load_facedata($) {
2848	my ($path) = @_;	3152	my ($path) = @_;
2849		3153
		3154	# HACK to clear player env face cache, we need some signal framework
		3155	# for this (global event?)
		3156	%ext::player_env::MUSIC_FACE_CACHE = ();
		3157
		3158	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3159
2850	warn "loading facedata from $path\n";	3160	warn "loading facedata from $path\n";
2851		3161
2852	my $facedata;	3162	my $facedata;
2853	0 < aio_load $path, $facedata	3163	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3164	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3166	$facedata = Coro::Storable::thaw $facedata;
2857		3167
2858	$facedata->{version} == 2	3168	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3169	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3170
		3171	# patch in the exptable
		3172	$facedata->{resource}{"res/exp_table"} = {
		3173	type => FT_RSRC,
		3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3175	};
		3176	cf::cede_to_tick;
		3177
2861	{	3178	{
2862	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
2863		3180
2864	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
2866	cf::face::set_visibility $idx, $info->{visibility};	3184	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3185	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3188
2871	cf::cede_to_tick;	3189	cf::cede_to_tick;
2872	}	3190	}
2873		3191
2874	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
2876	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
2877	or next;	3196	or next;
		3197
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3199	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3201	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3219
2900	{	3220	{
2901	# TODO: for gcfclient pleasure, we should give resources	3221	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3222	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3223	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3224
2908	while (my ($name, $info) = each %$res) {	3225	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3226	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3228	my $data;
2915		3229
2916	if ($info->{type} & 1) {	3230	if ($info->{type} & 1) {
2917	# prepend meta info	3231	# prepend meta info
2918		3232
		3233	my $meta = $enc->encode ({
		3234	name => $name,
		3235	%{ $info->{meta} || {} },
		3236	});
		3237
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3238	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3239	} else {
		3240	$data = $info->{data};
		3241	}
2921		3242
2922	cf::face::set_data $idx, 0, $data, $chk;	3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3244	cf::face::set_type $idx, $info->{type};
2923	} else {	3245	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3246	$RESOURCE{$name} = $info;
2925	}	3247	}
2926		3248
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3249	cf::cede_to_tick;
2930	}	3250	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3251	}
		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3254
2951	1	3255	1
2952	}	3256	}
		3257
		3258	cf::global->attach (on_resource_update => sub {
		3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3261
		3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3263	my $sound = $soundconf->{compat}[$_]
		3264	or next;
		3265
		3266	my $face = cf::face::find "sound/$sound->[1]";
		3267	cf::sound::set $sound->[0] => $face;
		3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3269	}
		3270
		3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3272	my $face = cf::face::find "sound/$v";
		3273	cf::sound::set $k => $face;
		3274	}
		3275	}
		3276	});
2953		3277
2954	register_exticmd fx_want => sub {	3278	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3279	my ($ns, $want) = @_;
2956		3280
2957	while (my ($k, $v) = each %$want) {	3281	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3282	$ns->fx_want ($k, $v);
2959	}	3283	}
2960	};	3284	};
2961		3285
		3286	sub load_resource_file($) {
		3287	my $guard = lock_acquire "load_resource_file";
		3288
		3289	my $status = load_resource_file_ $_[0];
		3290	get_slot 0.1, 100;
		3291	cf::arch::commit_load;
		3292
		3293	$status
		3294	}
		3295
2962	sub reload_regions {	3296	sub reload_regions {
		3297	# HACK to clear player env face cache, we need some signal framework
		3298	# for this (global event?)
		3299	%ext::player_env::MUSIC_FACE_CACHE = ();
		3300
2963	load_resource_file "$MAPDIR/regions"	3301	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3302	or die "unable to load regions file\n";
2965		3303
2966	for (cf::region::list) {	3304	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3305	$_->{match} = qr/$_->{match}/
…		…
2975	}	3313	}
2976		3314
2977	sub reload_archetypes {	3315	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3317	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3318	}
2986		3319
2987	sub reload_treasures {	3320	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
2990	}	3323	}
2991		3324
2992	sub reload_resources {	3325	sub reload_resources {
2993	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
2994		3327
		3328	reload_facedata;
		3329	reload_archetypes;
2995	reload_regions;	3330	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3331	reload_treasures;
3000		3332
3001	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
3002	}	3334	}
3003		3335
3004	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
3005	reload_resources;	3341	reload_resources;
3006	}	3342	}
3007		3343
3008	sub cfg_load {	3344	sub reload_config {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3346	or return;
3011		3347
3012	local $/;	3348	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
3014		3350
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3352
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3024	};	3360	};
3025	warn $@ if $@;	3361	warn $@ if $@;
3026	}	3362	}
3027	}	3363	}
3028		3364
		3365	sub pidfile() {
		3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3367	or die "$PIDFILE: $!";
		3368	flock $fh, &Fcntl::LOCK_EX
		3369	or die "$PIDFILE: flock: $!";
		3370	$fh
		3371	}
		3372
		3373	# make sure only one server instance is running at any one time
		3374	sub atomic {
		3375	my $fh = pidfile;
		3376
		3377	my $pid = <$fh>;
		3378	kill 9, $pid if $pid > 0;
		3379
		3380	seek $fh, 0, 0;
		3381	print $fh $$;
		3382	}
		3383
3029	sub main {	3384	sub main {
		3385	atomic;
		3386
3030	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3390	(async {
3034	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
3036	};	3394	};
3037		3395
3038	cfg_load;	3396	{
		3397	my $guard = freeze_mainloop;
		3398	reload_config;
3039	db_init;	3399	db_init;
3040	load_extensions;	3400	load_extensions;
3041		3401
3042	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	}
		3404
		3405	utime time, time, $RUNTIMEFILE;
		3406
		3407	# no (long-running) fork's whatsoever before this point(!)
		3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3409
3043	Event::loop;	3410	EV::loop;
3044	}	3411	}
3045		3412
3046	#############################################################################	3413	#############################################################################
3047	# initialisation and cleanup	3414	# initialisation and cleanup
3048		3415
3049	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
3050	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
3059	},
3060	);	3422	};
3061	}	3423	}
3062	}	3424	}
3063		3425
3064	sub write_runtime {	3426	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";
3066
3067	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
3069		3429
3070	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3431
3072	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
3073		3433
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3075	or return;	3435	or return;
3076		3436
3077	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
3090		3450
3091	close $fh	3451	close $fh
3092	or return;	3452	or return;
3093		3453
3094	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3455	and return;
3096		3456
3097	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
3098		3458
3099	1	3459	1
		3460	}
		3461
		3462	our $uuid_lock;
		3463	our $uuid_skip;
		3464
		3465	sub write_uuid_sync($) {
		3466	$uuid_skip ||= $_[0];
		3467
		3468	return if $uuid_lock;
		3469	local $uuid_lock = 1;
		3470
		3471	my $uuid = "$LOCALDIR/uuid";
		3472
		3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3474	or return;
		3475
		3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3477	$uuid_skip = 0;
		3478
		3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3480	and return;
		3481
		3482	# always fsync - this file is important
		3483	aio_fsync $fh
		3484	and return;
		3485
		3486	close $fh
		3487	or return;
		3488
		3489	aio_rename "$uuid~", $uuid
		3490	and return;
		3491
		3492	warn "uuid file written ($value).\n";
		3493
		3494	1
		3495
		3496	}
		3497
		3498	sub write_uuid($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
3100	}	3503	}
3101		3504
3102	sub emergency_save() {	3505	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
3104		3507
…		…
3110	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
3112	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3519	$pl->save;
3116	}	3520	}
3117	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
3118		3522
3119	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
3125	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
3126		3530
3127	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
3130	};	3538	};
3131		3539
3132	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
3133	}	3541	}
3134		3542
3135	sub post_cleanup {	3543	sub post_cleanup {
3136	my ($make_core) = @_;	3544	my ($make_core) = @_;
3137		3545
3138	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
3140	}	3551	}
		3552
		3553	# a safer delete_package, copied from Symbol
		3554	sub clear_package($) {
		3555	my $pkg = shift;
		3556
		3557	# expand to full symbol table name if needed
		3558	unless ($pkg =~ /^main::.*::$/) {
		3559	$pkg = "main$pkg" if $pkg =~ /^::/;
		3560	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3561	$pkg .= '::' unless $pkg =~ /::$/;
		3562	}
		3563
		3564	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3565	my $stem_symtab = *{$stem}{HASH};
		3566
		3567	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3568	or return;
		3569
		3570	# clear all symbols
		3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3572	for my $name (keys %$leaf_symtab) {
		3573	_gv_clear *{"$pkg$name"};
		3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3575	}
		3576	warn "cleared package #$pkg\n";#d#
		3577	}
		3578
		3579	our $RELOAD; # how many times to reload
3141		3580
3142	sub do_reload_perl() {	3581	sub do_reload_perl() {
3143	# can/must only be called in main	3582	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
3145	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
3146	return;	3585	return;
3147	}	3586	}
3148		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
3149	warn "reloading...";	3591	warn "reloading...";
3150		3592
3151	warn "entering sync_job";	3593	warn "entering sync_job";
3152		3594
3153	cf::sync_job {	3595	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3597	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3157		3599
3158	warn "syncing database to disk";	3600	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3602
3161	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
3162		3604
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
3174	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();
3182
3183	warn "removing commands";
3184	%COMMAND = ();
3185
3186	warn "removing ext/exti commands";
3187	%EXTCMD = ();
3188	%EXTICMD = ();
3189
3190	warn "unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";
3193
3194	if (my $cb = $pkg->can ("unload")) {
3195	eval {
3196	$cb->($pkg);
3197	1
3198	} or warn "$pkg unloaded, but with errors: $@";
3199	}	3608	}
3200		3609
3201	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
3202	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
3203	}	3612	%EXT_CORO = ();
3204		3613
3205	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
3206	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
3209	warn "... unloading $k";	3623	warn "... unloading $pkg";
3210	delete $INC{$k};
3211		3624
3212	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;
3214
3215	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
3216	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
3217	}	3634	}
3218		3635
3219	Symbol::delete_package $k;	3636	warn "unloading all perl modules loaded from $LIBDIR";
		3637	while (my ($k, $v) = each %INC) {
		3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3639
		3640	warn "... unloading $k";
		3641	delete $INC{$k};
		3642
		3643	$k =~ s/\.pm$//;
		3644	$k =~ s/\//::/g;
		3645
		3646	if (my $cb = $k->can ("unload_module")) {
		3647	$cb->();
		3648	}
		3649
		3650	clear_package $k;
3220	}	3651	}
3221		3652
3222	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		3656
3226	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
3229		3660
3230	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
3231	# and global variables created in xs	3662	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
3233		3664
3234	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
3235		3666
3236	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3237	require cf;	3668	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3670
3240	warn "loading config and database again";	3671	warn "loading config and database again";
3241	cf::cfg_load;	3672	cf::reload_config;
3242		3673
3243	warn "loading extensions";	3674	warn "loading extensions";
3244	cf::load_extensions;	3675	cf::load_extensions;
3245		3676
3246	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3249	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3252		3683
3253	warn "leaving sync_job";	3684	warn "leaving sync_job";
3254		3685
3255	1	3686	1
3256	} or do {	3687	} or do {
3257	warn $@;	3688	warn $@;
3258	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3690	};
3261		3691
3262	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3263	};	3695	};
3264		3696
3265	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3266		3698
3267	sub reload_perl() {	3699	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3270		3702
3271	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3272	reentrant => 0,
3273	after => 0,
3274	data => WF_AUTOCANCEL,
3275	cb => sub {
3276	do_reload_perl;	3704	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3278	},
3279	);	3706	};
3280	}	3707	}
3281		3708
3282	register_command "reload" => sub {	3709	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3284		3711
3285	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3716	reload_perl;
		3717	};
3288	}	3718	}
3289	};	3719	};
3290		3720
3291	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3292		3722
…		…
3294		3724
3295	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3297		3727
3298	sub wait_for_tick {	3728	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3730
3302	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3733	$signal->wait;
3305	}	3734	}
3306		3735
3307	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3310		3738
3311	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3741	$signal->wait;
3314	}	3742	}
3315		3743
3316	my $min = 1e6;#d#	3744	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3328	return;	3748	return;
3329	}	3749	}
3330		3750
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3334		3752
3335	0 && sync_job {#d#	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3755	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3756	$Coro::current->{desc} = "runtime saver";
3339	or die;	3757	write_runtime_sync
3340		3758	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3759	};
		3760	}
3357		3761
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3763	$sig->send;
3374	}	3764	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3766	$sig->send;
3377	}	3767	}
3378		3768
3379	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3771
3390	_post_tick;	3772	if (0) {
3391		3773	if ($NEXT_TICK) {
3392		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3393	},	3778	}
3394	);	3779	}
3395		3780
3396	{	3781	{
3397	BDB::max_poll_time $TICK * 0.1;	3782	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3783
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3407		3785	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3786	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3787
3423	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
		3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3792	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		3795
3426	cf::sync_job {	3796	cf::sync_job {
3427	eval {	3797	eval {
3428	BDB::db_env_open	3798	BDB::db_env_open
3429	$DB_ENV,	3799	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3803	0666;
3434		3804
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3806	};
3440		3807
3441	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3809	};
3443	}	3810	}
		3811
		3812	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3814	};
		3815	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3817	};
		3818	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3820	};
3444	}	3821	}
3445		3822
3446	{	3823	{
		3824	# configure IO::AIO
		3825
3447	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3829	}
3460		3830
3461	my $_log_backtrace;	3831	my $_log_backtrace;
3462		3832
3463	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3466	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3467		3837
3468	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3471	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3472	my @bt = fork_call {	3845	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3848	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3484	}	3857	}
3485		3858
3486	@funcs	3859	@funcs
3487	};	3860	};
3488		3861
3489	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	3865	--$_log_backtrace;
3492	};	3866	};
3493	} else {	3867	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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