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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.414 by root, Thu Apr 10 09:10:45 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
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	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	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
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		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	Wait until the given lock is available and then acquires it and returns	307	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,	308	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	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	my ($time, $pri, $name) = @_;
		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
		437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		439	$SLOT_QUEUE->ready;
		440	$sig->wait;
325	}	441	}
326		442
327	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
328		444
329	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		450
335	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
336		452
337	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
338		454
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	458	acceptable.
343		459
344	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		466
351	sub sync_job(&) {	467	sub sync_job(&) {
352	my ($job) = @_;	468	my ($job) = @_;
353		469
354	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	471	my $time = EV::time;
356		472
357	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
359		475
360	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	477
362	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
363		479
364	my $busy = 1;	480	my $busy = 1;
365	my @res;	481	my @res;
366		482
367	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	485	@res = eval { $job->() };
369	warn $@ if $@;	486	warn $@ if $@;
370	undef $busy;	487	undef $busy;
371	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
372		489
373	while ($busy) {	490	while ($busy) {
374	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
375	}	495	}
		496	}
376		497
377	$time = Event::time - $time;	498	my $time = EV::time - $time;
378		499
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
383		501
384	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
385	} else {	503	} else {
386	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
387		505
…		…
412	=item fork_call { }, $args	530	=item fork_call { }, $args
413		531
414	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
418		536
419	=cut	537	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		538
430	sub fork_call(&@) {	539	sub fork_call(&@) {
431	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
432		541
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		545
438	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	547	reset_signals;
452	local $SIG{__WARN__};	548	&$cb
453	local $SIG{__DIE__};	549	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		550
460	eval {	551	wantarray ? @res : $res[-1]
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}
472	}	552	}
473		553
474	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
475		555
476	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
479		559
480	Stores the given C<$value> in the family. It can currently store binary	560	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	561	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		562
		563	=item $db = cf::db_table "name"
		564
		565	Create and/or open a new database table. The string must not be "db" and must be unique
		566	within each server.
		567
483	=cut	568	=cut
		569
		570	sub db_table($) {
		571	my ($name) = @_;
		572	my $db = BDB::db_create $DB_ENV;
		573
		574	eval {
		575	$db->set_flags (BDB::CHKSUM);
		576
		577	utf8::encode $name;
		578	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		579	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		580	cf::cleanup "db_open(db): $!" if $!;
		581	};
		582	cf::cleanup "db_open(db): $@" if $@;
		583
		584	$db
		585	}
484		586
485	our $DB;	587	our $DB;
486		588
487	sub db_init {	589	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	590	cf::sync_job {
492	eval {	591	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	592	};
502	}	593	}
503		594
504	sub db_get($$) {	595	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
506		597
…		…
556	if (1) {	647	if (1) {
557	$md5 =	648	$md5 =
558	join "\x00",	649	join "\x00",
559	$processversion,	650	$processversion,
560	map {	651	map {
561	Coro::cede;	652	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	654	} 0.. $#$src;
564		655
565		656
566	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	701	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
612		703
613	In the following description, CLASS can be any of C<global>, C<object>	704	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	705	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	706	Deliantra).
616		707
617	=over 4	708	=over 4
618		709
619	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
620		711
…		…
902	}	993	}
903		994
904	0	995	0
905	}	996	}
906		997
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		999
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1001
911	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
912		1003
…		…
918		1009
919	=cut	1010	=cut
920		1011
921	#############################################################################	1012	#############################################################################
922	# object support	1013	# object support
		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
		1048	sub _can_merge {
		1049	my ($ob1, $ob2) = @_;
		1050
		1051	++$SLOW_MERGES;#d#
		1052
		1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
		1055	}
923		1056
924	sub reattach {	1057	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1059	my ($obj) = @_;
927		1060
…		…
948	cf::attachable->attach (	1081	cf::attachable->attach (
949	prio => -1000000,	1082	prio => -1000000,
950	on_instantiate => sub {	1083	on_instantiate => sub {
951	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
952		1085
953	$data = from_json $data;	1086	$data = decode_json $data;
954		1087
955	for (@$data) {	1088	for (@$data) {
956	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
957		1090
958	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1107	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
976		1109
977	sync_job {	1110	sync_job {
978	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
981		1115
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1120	close $fh;
987		1121
988	if (@$objs) {	1122	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1128	close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
996	}	1130	}
…		…
1004	}	1138	}
1005	} else {	1139	} else {
1006	aio_unlink $filename;	1140	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
1008	}	1142	}
1009	}	1143	};
1010	}	1144	}
1011		1145
1012	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
1014		1148
…		…
1026	or return;	1160	or return;
1027		1161
1028	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1164	or return;
		1165
1031	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1032	}	1168	}
1033		1169
		1170	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1036	return ($data, $av);	1174	($data, $av)
1037	}	1175	}
1038		1176
1039	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1040		1178
1041	=over 4	1179	=over 4
…		…
1114	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1115		1253
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1255
1118	if (ref $msg) {	1256	if (ref $msg) {
		1257	my ($type, $reply, @payload) =
		1258	"ARRAY" eq ref $msg
		1259	? @$msg
		1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1261
		1262	my @reply;
		1263
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1124	} else {	1271	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1273	}
1127		1274
1128	cf::override;	1275	cf::override;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1183		1330
1184	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1332	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1334	}
1189		1335
1190	warn $msg;	1336	warn $msg;
1191	}	1337	}
1192		1338
…		…
1217	use Coro::AIO;	1363	use Coro::AIO;
1218		1364
1219	=head3 cf::player	1365	=head3 cf::player
1220		1366
1221	=over 4	1367	=over 4
		1368
		1369	=item cf::player::num_playing
		1370
		1371	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1372
		1373	=cut
		1374
		1375	sub num_playing {
		1376	scalar grep
		1377	$_->ob->map
		1378	&& !$_->hidden
		1379	&& !$_->ob->flag (cf::FLAG_WIZ),
		1380	cf::player::list
		1381	}
1222		1382
1223	=item cf::player::find $login	1383	=item cf::player::find $login
1224		1384
1225	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1226		1386
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1426
1267	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1428	or return;
		1429
		1430	my $pl = cf::player::load_pl $f
		1431	or return;
		1432	local $cf::PLAYER_LOADING{$login} = $pl;
		1433	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1270	}	1435	}
1271	}	1436	}
1272	}	1437	}
1273		1438
…		…
1283		1448
1284	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1286		1451
1287	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1288	Coro::cede;	1453	cf::cede_to_tick;
1289	}	1454	}
1290		1455
1291	sub new($) {	1456	sub new($) {
1292	my ($login) = @_;	1457	my ($login) = @_;
1293		1458
…		…
1297	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1298		1463
1299	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1300		1465
1301	$self	1466	$self
		1467	}
		1468
		1469	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1470
		1471	=cut
		1472
		1473	sub send_msg {
		1474	my $ns = shift->ns
		1475	or return;
		1476	$ns->send_msg (@_);
1302	}	1477	}
1303		1478
1304	=item $pl->quit_character	1479	=item $pl->quit_character
1305		1480
1306	Nukes the player without looking back. If logged in, the connection will	1481	Nukes the player without looking back. If logged in, the connection will
…		…
1361	or return [];	1536	or return [];
1362		1537
1363	my @logins;	1538	my @logins;
1364		1539
1365	for my $login (@$dirs) {	1540	for my $login (@$dirs) {
		1541	my $path = path $login;
		1542
		1543	# a .pst is a dead give-away for a valid player
		1544	unless (-e "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1369		1549
1370	utf8::decode $login;	1550	utf8::decode $login;
1371	push @logins, $login;	1551	push @logins, $login;
1372	}	1552	}
1373		1553
…		…
1406		1586
1407	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1408		1588
1409	=cut	1589	=cut
1410		1590
		1591	use re 'eval';
		1592
		1593	my $group;
		1594	my $interior; $interior = qr{
		1595	# match a pod interior sequence sans C<< >>
		1596	(?:
		1597	\ (.*?)\ (?{ $group = $^N })
		1598	| < (??{$interior}) >
		1599	)
		1600	}x;
		1601
1411	sub expand_cfpod {	1602	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1413		1604
1414	# escape & and <	1605	my $xml;
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417		1606
1418	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1419		1610
1420	1 while	1611	$group =~ s/&/&amp;/g;
1421	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1422	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1425	# replace G<male|female> tags	1616	([BCGHITU])
1426	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1427	$self->gender ? $2 : $1	1618	(?:
1428	}ge	1619	([^<>]*) (?{ $group = $^N })
1429	# replace H<hint text>	1620	| < $interior >
1430	|| s{H<([^\>]*)>}	1621	)
		1622	>
		1623	%gcsx
1431	{	1624	) {
		1625	my ($code, $data) = ($1, $group);
		1626
		1627	if ($code eq "B") {
		1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1629	} elsif ($code eq "I") {
		1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1631	} elsif ($code eq "U") {
		1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1633	} elsif ($code eq "C") {
		1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1635	} elsif ($code eq "T") {
		1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1637	} elsif ($code eq "G") {
		1638	my ($male, $female) = split /\|/, $data;
		1639	$data = $self->gender ? $female : $male;
		1640	$xml .= expand_cfpod ($self, $data);
		1641	} elsif ($code eq "H") {
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")	1644	"")
1435	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1436	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1437		1656
		1657	for ($xml) {
1438	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1440		1660
1441	# compress some whitespace	1661	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1446		1667
1447	$_	1668	$xml
1448	}	1669	}
		1670
		1671	no re 'eval';
1449		1672
1450	sub hintmode {	1673	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}	1675	$_[0]{hintmode}
1453	}	1676	}
1454		1677
1455	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1456		1679
1457	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1458		1681
1459	=cut	1682	=cut
1460		1683
1461	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1463		1686
1464	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1688	}
1467		1689
1468	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1469		1691
1470	Sends an ext event to the client.	1692	Sends an ext event to the client.
1471		1693
1472	=cut	1694	=cut
1473		1695
1474	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1476		1698
1477	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1478	}	1700	}
1479		1701
1480	=head3 cf::region	1702	=head3 cf::region
1481		1703
1482	=over 4	1704	=over 4
…		…
1698		1920
1699	sub load_header_from($) {	1921	sub load_header_from($) {
1700	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1701		1923
1702	utf8::encode $path;	1924	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1926	or return;
		1927
		1928	$self->_load_header ($f)
		1929	or return;
		1930
		1931	local $MAP_LOADING{$self->{path}} = $self;
		1932	$f->resolve_delayed_derefs;
1708		1933
1709	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1710		1935
1711	1	1936	1
1712	}	1937	}
…		…
1766	sub find {	1991	sub find {
1767	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1768		1993
1769	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1770		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1772		1998
1773	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";	2000	my $guard1 = cf::lock_acquire "map_find:$path";
		2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2002
1775	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1776	or return;	2004	or return;
1777		2005
1778	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1779		2007
…		…
1781	or return;	2009	or return;
1782		2010
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1786	$map->reset;	2016	$map->reset;
1787	undef $guard;
1788	return find $path;	2017	return find $path;
1789	}	2018	}
1790		2019
1791	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1792	}	2021	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1802		2031
1803	my $path = $self->{path};	2032	my $path = $self->{path};
1804		2033
1805	{	2034	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1807		2036
		2037	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2039
1810	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1811		2041
1812	$self->alloc;	2042	$self->alloc;
1813		2043
1814	$self->pre_load;	2044	$self->pre_load;
1815	Coro::cede;	2045	cf::cede_to_tick;
1816		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1818	or return;	2050	or return;
1819		2051
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1821	if delete $self->{load_original};	2053	if delete $self->{load_original};
1822		2054
1823	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2056	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2059	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1828	}	2063	}
1829	}	2064	}
1830		2065
1831	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1832	# now do the right thing for maps	2069	# now do the right thing for maps
1833	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2072	unless $self->difficulty;
1836	Coro::cede;	2073	cf::cede_to_tick;
1837		2074
1838	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2076	$self->decay_objects;
1840	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1841	$self->update_buttons;	2078	$self->update_buttons;
1842	Coro::cede;	2079	cf::cede_to_tick;
1843	$self->set_darkness_map;	2080	$self->set_darkness_map;
1844	Coro::cede;	2081	cf::cede_to_tick;
1845	$self->activate;	2082	$self->activate;
1846	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1847		2087
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1849	}	2089	}
1850		2090
1851	$self->post_load;	2091	$self->post_load;
…		…
1862		2102
1863	$self	2103	$self
1864	}	2104	}
1865		2105
1866	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2107	sub load_neighbours {
1868	my ($map) = @_;	2108	my ($map) = @_;
1869		2109
1870	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1871		2111
1872	for (0 .. 3) {	2112	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1874	or next;	2114	or next;
1875	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1876	or next;	2116	or next;
1877	$neigh->load;	2117	$neigh->load;
1878		2118
		2119	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2122	}
1882		2123
1883	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1885	or next;	2127	or next;
1886	$neigh->load;	2128	$neigh->load;
1887	}	2129	}
1888	}	2130	}
1889		2131
…		…
1894	}	2136	}
1895		2137
1896	sub do_load_sync {	2138	sub do_load_sync {
1897	my ($map) = @_;	2139	my ($map) = @_;
1898		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1899	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1900	}	2145	}
1901		2146
1902	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1904		2149
1905	sub find_async {	2150	sub find_async {
1906	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1907		2152
1908	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1909		2154
1910	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1912	}	2157	}
1913		2158
1914	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1915	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1916	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2166	if (my $map = find $k) {
1919	$map->load;	2167	$map->load if $v;
1920	}	2168	}
1921		2169
1922	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1923	}	2171	}
1924	}	2172	}
1925	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1926	};	2174	};
1927	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2178	}
1931		2179
1932	sub save {	2180	sub save {
1933	my ($self) = @_;	2181	my ($self) = @_;
1934		2182
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2184
1937	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1938		2186
1939	return unless $self->dirty;	2187	return unless $self->dirty;
1940		2188
…		…
1946	return if $self->{deny_save};	2194	return if $self->{deny_save};
1947		2195
1948	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
1949		2197
1950	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
1952	};	2201	};
1953		2202
1954	if ($uniq) {	2203	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1963	my ($self) = @_;	2212	my ($self) = @_;
1964		2213
1965	# save first because save cedes	2214	# save first because save cedes
1966	$self->save;	2215	$self->save;
1967		2216
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2218
1970	return if $self->players;	2219	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};	2221	return if $self->{deny_save};
1973		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2227	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2228	}
1977		2229
1978	sub reset_at {	2230	sub reset_at {
1979	my ($self) = @_;	2231	my ($self) = @_;
1980		2232
…		…
2012	if $uniq;	2264	if $uniq;
2013	}	2265	}
2014		2266
2015	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
2016		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2271	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2272
2021	$self->unlink_save;	2273	$self->unlink_save;
2022	$self->destroy;	2274	$self->destroy;
2023	}	2275	}
2024		2276
2025	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
2026		2278
2027	sub nuke {	2279	sub nuke {
2028	my ($self) = @_;	2280	my ($self) = @_;
2029		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
2030	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
2031		2286
2032	$self->unlink_save;	2287	$self->unlink_save;
2033		2288
2034	bless $self, "cf::map";	2289	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2294
2040	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2041		2297
2042	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2043	}	2299	}
2044		2300
2045	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2121		2377
2122	sub inv_recursive {	2378	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2124	}	2380	}
2125		2381
		2382	=item $ref = $ob->ref
		2383
		2384	creates and returns a persistent reference to an objetc that can be stored as a string.
		2385
		2386	=item $ob = cf::object::deref ($refstring)
		2387
		2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2389	even if the object actually exists. May block.
		2390
		2391	=cut
		2392
		2393	sub deref {
		2394	my ($ref) = @_;
		2395
		2396	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2397	my ($uuid, $name) = ($1, $2);
		2398	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2399	or return;
		2400	$pl->ob->uuid eq $uuid
		2401	or return;
		2402
		2403	$pl->ob
		2404	} else {
		2405	warn "$ref: cannot resolve object reference\n";
		2406	undef
		2407	}
		2408	}
		2409
2126	package cf;	2410	package cf;
2127		2411
2128	=back	2412	=back
2129		2413
2130	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2152		2436
2153	} else {	2437	} else {
2154	my $pl = $self->contr;	2438	my $pl = $self->contr;
2155		2439
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2443
2165	} else {	2444	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2168	}	2447	}
2169	}	2448	}
		2449	}
		2450
		2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2452
		2453	=cut
		2454
		2455	sub cf::object::send_msg {
		2456	my $pl = shift->contr
		2457	or return;
		2458	$pl->send_msg (@_);
2170	}	2459	}
2171		2460
2172	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2173		2462
2174	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2256		2545
2257	$map->load;	2546	$map->load;
2258	$map->load_diag;	2547	$map->load_neighbours;
2259		2548
2260	return unless $self->contr->active;	2549	return unless $self->contr->active;
2261	$self->activate_recursive;	2550	$self->activate_recursive;
2262		2551
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2573
2285	$self->enter_link;	2574	$self->enter_link;
2286		2575
2287	(async {	2576	(async {
		2577	$Coro::current->{desc} = "player::goto $path $x $y";
		2578
		2579	# *tag paths override both path and x|y
		2580	if ($path =~ /^\*(.*)$/) {
		2581	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2582	my $ob = $obs[rand @obs];
		2583
		2584	# see if we actually can go there
		2585	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2586	$ob = $obs[rand @obs];
		2587	} else {
		2588	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2589	}
		2590	# else put us there anyways for now #d#
		2591
		2592	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2593	} else {
		2594	($path, $x, $y) = (undef, undef, undef);
		2595	}
		2596	}
		2597
2288	my $map = eval {	2598	my $map = eval {
2289	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2290		2600
2291	if ($map) {	2601	if ($map) {
2292	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2294	} else {	2604	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2606	}
2297		2607
2298	$map	2608	$map
2299	};	2609	};
2300		2610
…		…
2353	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2354	}	2664	}
2355		2665
2356	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2357		2667
2358	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2359	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2361		2671
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2390	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2393		2703
2394	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2395	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2396	unless (eval {	2708	unless (eval {
2397	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2398		2710
2399	1;	2711	1;
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2436		2748
2437	=cut	2749	=cut
2438		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2439	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2805
2442	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2443		2807
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2448	if (ref $channel) {	2819	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
2453	}	2825	}
2454		2826
2455	$channel = $channel->{id};	2827	$channel = $channel->{id};
2456	}	2828	}
2457		2829
		2830	return unless @extra || length $msg;
		2831
2458	if ($self->can_msg) {	2832	if ($self->can_msg) {
		2833	# default colour, mask it out
		2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2835	if $color & cf::NDI_DEF;
		2836
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2837	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2460	} else {	2839	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	if ($color >= 0) {	2840	if ($color >= 0) {
		2841	# replace some tags by gcfclient-compatible ones
		2842	for ($msg) {
		2843	1 while
		2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2849	}
		2850
		2851	$color &= cf::NDI_COLOR_MASK;
		2852
		2853	utf8::encode $msg;
		2854
2472	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2858	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2477	}	2861	}
2478	}	2862	}
2479	}	2863	}
2480	}	2864	}
2481		2865
2482	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2483		2867
2484	Sends an ext event to the client.	2868	Sends an ext event to the client.
2485		2869
2486	=cut	2870	=cut
2487		2871
2488	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2490		2874
2491	return unless $self->extcmd;	2875	if ($self->extcmd == 2) {
2492		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2880	}
		2881	}
		2882
		2883	=item $client->ext_reply ($msgid, @msg)
		2884
		2885	Sends an ext reply to the client.
		2886
		2887	=cut
		2888
		2889	sub cf::client::ext_reply($$@) {
		2890	my ($self, $id, @msg) = @_;
		2891
		2892	if ($self->extcmd == 2) {
		2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2894	} elsif ($self->extcmd == 1) {
		2895	#TODO: version 1, remove
		2896	unshift @msg, msgtype => "reply", msgid => $id;
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2898	}
2495	}	2899	}
2496		2900
2497	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2498		2902
2499	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2555		2959
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		2961
2558	if (ref $msg) {	2962	if (ref $msg) {
		2963	my ($type, $reply, @payload) =
		2964	"ARRAY" eq ref $msg
		2965	? @$msg
		2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2967
		2968	my @reply;
		2969
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2565	} else {	2977	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	2979	}
2568		2980
2569	cf::override;	2981	cf::override;
…		…
2616	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2618		3030
2619	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2620		3032
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3033	$safe->permit_only (Opcode::opset qw(
		3034	:base_core :base_mem :base_orig :base_math
		3035	grepstart grepwhile mapstart mapwhile
		3036	sort time
		3037	));
2622		3038
2623	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2624		3040
2625	=pod	3041	=pod
2626		3042
2627	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2628		3044
2629	cf::object	3045	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3046	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3047	insert remove name archname title slaying race decrease_ob_nr
2632		3048
2633	cf::object::player	3049	cf::object::player
2634	player	3050	player
2635		3051
2636	cf::player	3052	cf::player
…		…
2641		3057
2642	=cut	3058	=cut
2643		3059
2644	for (	3060	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3062	insert remove inv name archname title slaying race
2646	insert remove)],	3063	decrease_ob_nr destroy)],
2647	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2650	) {	3067	) {
2651	no strict 'refs';	3068	no strict 'refs';
…		…
2727	# the server's init and main functions	3144	# the server's init and main functions
2728		3145
2729	sub load_facedata($) {	3146	sub load_facedata($) {
2730	my ($path) = @_;	3147	my ($path) = @_;
2731		3148
		3149	# HACK to clear player env face cache, we need some signal framework
		3150	# for this (global event?)
		3151	%ext::player_env::MUSIC_FACE_CACHE = ();
		3152
		3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3154
2732	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2733		3156
2734	my $facedata;	3157	my $facedata;
2735	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3159	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2739		3162
2740	$facedata->{version} == 2	3163	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3165
		3166	# patch in the exptable
		3167	$facedata->{resource}{"res/exp_table"} = {
		3168	type => FT_RSRC,
		3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3170	};
		3171	cf::cede_to_tick;
		3172
2743	{	3173	{
2744	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2745		3175
2746	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2748	cf::face::set_visibility $idx, $info->{visibility};	3179	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3180	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3183
2753	cf::cede_to_tick;	3184	cf::cede_to_tick;
2754	}	3185	}
2755		3186
2756	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2758	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2759	or next;	3191	or next;
		3192
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3194	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3196	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3214
2782	{	3215	{
2783	# TODO: for gcfclient pleasure, we should give resources	3216	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3217	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3218	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3219
2788	while (my ($name, $info) = each %$res) {	3220	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3221	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3223	my $data;
2796		3224
2797	if ($name =~ /\.jpg$/) {	3225	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3226	# prepend meta info
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3227
		3228	my $meta = $enc->encode ({
		3229	name => $name,
		3230	%{ $info->{meta} || {} },
		3231	});
		3232
		3233	$data = pack "(w/a*)*", $meta, $info->{data};
		3234	} else {
		3235	$data = $info->{data};
		3236	}
		3237
		3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3239	cf::face::set_type $idx, $info->{type};
2800	} else {	3240	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3241	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3242	}
2807		3243
2808	cf::cede_to_tick;	3244	cf::cede_to_tick;
2809	}	3245	}
2810	}	3246	}
2811		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3249
2812	1	3250	1
2813	}	3251	}
2814		3252
		3253	cf::global->attach (on_resource_update => sub {
		3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3256
		3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3258	my $sound = $soundconf->{compat}[$_]
		3259	or next;
		3260
		3261	my $face = cf::face::find "sound/$sound->[1]";
		3262	cf::sound::set $sound->[0] => $face;
		3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3264	}
		3265
		3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3267	my $face = cf::face::find "sound/$v";
		3268	cf::sound::set $k => $face;
		3269	}
		3270	}
		3271	});
		3272
		3273	register_exticmd fx_want => sub {
		3274	my ($ns, $want) = @_;
		3275
		3276	while (my ($k, $v) = each %$want) {
		3277	$ns->fx_want ($k, $v);
		3278	}
		3279	};
		3280
2815	sub reload_regions {	3281	sub reload_regions {
		3282	# HACK to clear player env face cache, we need some signal framework
		3283	# for this (global event?)
		3284	%ext::player_env::MUSIC_FACE_CACHE = ();
		3285
2816	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3287	or die "unable to load regions file\n";
2818		3288
2819	for (cf::region::list) {	3289	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3290	$_->{match} = qr/$_->{match}/
…		…
2856		3326
2857	sub init {	3327	sub init {
2858	reload_resources;	3328	reload_resources;
2859	}	3329	}
2860		3330
2861	sub cfg_load {	3331	sub reload_config {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3333	or return;
2864		3334
2865	local $/;	3335	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2867		3337
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3339
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2882	sub main {	3352	sub main {
2883	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3356	(async {
2887	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2889	};	3360	};
2890		3361
2891	cfg_load;	3362	reload_config;
2892	db_init;	3363	db_init;
2893	load_extensions;	3364	load_extensions;
2894		3365
2895	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start IO::AIO::poll_fileno;
2896	Event::loop;	3368	EV::loop;
2897	}	3369	}
2898		3370
2899	#############################################################################	3371	#############################################################################
2900	# initialisation and cleanup	3372	# initialisation and cleanup
2901		3373
2902	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2903	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2912	},
2913	);	3380	};
2914	}	3381	}
2915	}	3382	}
2916		3383
2917	sub write_runtime {	3384	sub write_runtime {
2918	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
2963	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
2965	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3436	$pl->save;
2969	}	3437	}
2970	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
2971		3439
2972	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
3011	warn "syncing database to disk";	3479	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3481
3014	# if anything goes wrong in here, we should simply crash as we already saved	3482	# if anything goes wrong in here, we should simply crash as we already saved
3015		3483
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
3022	for (;;) {	3485	for (;;) {
3023	BDB::flush;	3486	BDB::flush;
3024	IO::AIO::flush;	3487	IO::AIO::flush;
3025	Coro::cede;	3488	Coro::cede_notself;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";	3490	warn "iterate...";
3028	}	3491	}
3029		3492
3030	++$RELOAD;	3493	++$RELOAD;
…		…
3089	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
3090	require cf;	3553	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3555
3093	warn "loading config and database again";	3556	warn "loading config and database again";
3094	cf::cfg_load;	3557	cf::reload_config;
3095		3558
3096	warn "loading extensions";	3559	warn "loading extensions";
3097	cf::load_extensions;	3560	cf::load_extensions;
3098		3561
3099	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
3106	warn "leaving sync_job";	3569	warn "leaving sync_job";
3107		3570
3108	1	3571	1
3109	} or do {	3572	} or do {
3110	warn $@;	3573	warn $@;
3111	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3575	};
3114		3576
3115	warn "reloaded";	3577	warn "reloaded";
3116	};	3578	};
3117		3579
…		…
3119		3581
3120	sub reload_perl() {	3582	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3123		3585
3124	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3125	reentrant => 0,
3126	after => 0,
3127	data => WF_AUTOCANCEL,
3128	cb => sub {
3129	do_reload_perl;	3587	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3131	},
3132	);	3589	};
3133	}	3590	}
3134		3591
3135	register_command "reload" => sub {	3592	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3137		3594
3138	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3599	reload_perl;
		3600	};
3141	}	3601	}
3142	};	3602	};
3143		3603
3144	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3145		3605
…		…
3147		3607
3148	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3150		3610
3151	sub wait_for_tick {	3611	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3153	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3154		3614
3155	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3617	$signal->wait;
3158	}	3618	}
3159		3619
3160	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3162	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3163		3623
3164	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3626	$signal->wait;
3167	}	3627	}
3168		3628
3169	my $min = 1e6;#d#	3629	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3181	return;	3633	return;
3182	}	3634	}
3183		3635
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3187		3637
3188	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3640	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3192	or die;	3642	write_runtime
3193		3643	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3644	};
		3645	}
3210		3646
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3648	$sig->send;
3227	}	3649	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3651	$sig->send;
3230	}	3652	}
3231		3653
3232	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3656
3243	_post_tick;	3657	if (0) {
3244		3658	if ($NEXT_TICK) {
3245		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3246	},	3663	}
3247	);	3664	}
3248		3665
3249	{	3666	{
3250	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3668
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3260		3670	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3672
3276	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	3674	$DB_ENV = BDB::db_env_create;
		3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3676	| BDB::LOG_AUTOREMOVE, 1);
		3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		3679
3279	cf::sync_job {	3680	cf::sync_job {
3280	eval {	3681	eval {
3281	BDB::db_env_open	3682	BDB::db_env_open
3282	$DB_ENV,	3683	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3685	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3687	0666;
3287		3688
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3690	};
3293		3691
3294	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3693	};
3296	}	3694	}
		3695
		3696	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3697	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3698	};
		3699	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3701	};
		3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3704	};
3297	}	3705	}
3298		3706
3299	{	3707	{
		3708	# configure IO::AIO
		3709
3300	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3713	}
3313		3714
3314	my $_log_backtrace;	3715	my $_log_backtrace;
3315		3716
3316	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3320		3721
3321	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3724	++$_log_backtrace;
3324	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3325	my @bt = fork_call {	3728	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3731	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	3732	or die "addr2line: $!";

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